阅读说明：本技术 一种折叠机构以及应用其的折叠滑板车 (Folding mechanism and folding scooter applying same ) 是由 祝燧松 夏晓艇 章玉巧 于 2021-07-26 设计创作，主要内容包括：本发明公开了一种折叠机构以及应用其的折叠滑板车,属于折叠技术以及滑板车技术领域。现有的折叠结构,存在折叠体突然跌落的风险,具有一定安全隐患。本发明的一种折叠机构,包括第一折叠体、第二折叠体；所述第一折叠体、第二折叠体设有滑动锁定结构；所述滑动锁定结构,用以使得第一折叠体和第二折叠体保持锁定状态,其包括具有钩部的锁定体、具有突起部的滑入件。本发明设置具有钩部的锁定体,具有突起部的滑入件,当第二折叠体带动滑入件转动时,能够使得突起部滑进钩部的限制范围内,完成第二折叠体在第一折叠体上的定位,不管是在需要折叠时,还是在需要展开时,都能有效避免第二折叠体突然脱落,安全性高。(The invention discloses a folding mechanism and a folding scooter applying the same, and belongs to the technical field of folding technologies and scooters. The existing folding structure has the risk that the folding body suddenly falls, and has certain potential safety hazard. The folding mechanism comprises a first folding body and a second folding body; the first folding body and the second folding body are provided with sliding locking structures; the sliding locking structure is used for keeping the first folding body and the second folding body in a locking state and comprises a locking body with a hook part and a sliding piece with a protruding part. The invention is provided with the locking body with the hook part and the sliding-in piece with the protruding part, when the second folding body drives the sliding-in piece to rotate, the protruding part can slide into the limit range of the hook part, the positioning of the second folding body on the first folding body is completed, the second folding body can be effectively prevented from suddenly falling off no matter when the folding body needs to be folded or when the unfolding body needs to be unfolded, and the safety is high.)

1. A kind of folding mechanism is disclosed, which comprises a folding mechanism,

comprises a first folding body (1) and a second folding body (2);

it is characterized in that the preparation method is characterized in that,

the end part of the first folding body (1) is hinged and matched with the second folding body (2), and a sliding locking structure (3) used for limiting the first folding body and the second folding body is arranged;

the slide lock structure (3) comprises a lock body (31) with a hook part (311) and a slide-in piece (32) with a protrusion part (321);

the locking body (31) is hinged with the first folding body (1), and the locking body (31) is limited through an elastic piece (51);

the sliding piece (32) is fixedly connected to the second folding body (2);

when the second folding body (2) drives the sliding-in piece (32) to rotate, the second folding body is abutted against the locking body (31), so that the locking body (31) overcomes the limiting force of the elastic piece (51), the protrusion part (321) slides into the limiting range of the hook part (311), the sliding-in piece (32) is positioned by the locking body (31), and the second folding body (2) is locked on the first folding body (1).

2. A folding mechanism as in claim 1,

the locking body (31) is hinged with the first folding body (1) through a support (5) at one end far away from the hook part (311);

the end of the locking body (31) extends along its length, being exposed outside the assembly cavity of the support (5).

3. A folding mechanism as in claim 1,

the hook part (311) is obliquely arranged, and one end of the hook part (311) close to the protrusion part (321) is lower than one end far away from the protrusion part (321), so that the protrusion part (321) slides into a limiting cavity of the locking body (31) from the upper wall surface of the hook part (311);

the outer edge of the hook part (311) is an arc-shaped surface (315) which is convenient for the protrusion part (321) to slide.

4. A folding mechanism as in claim 1,

the sliding-in piece (32) is of an annular structure and is sleeved with the second folding body (2);

or the sliding-in piece (32) is a block-shaped structure and is fixedly connected with the second folding body (2);

or the sliding-in piece (32) is of an arc-shaped structure and is fixedly connected with the second folding body (2);

the protrusion (321) is a block-shaped body, and the edge of the protrusion is provided with a chamfer structure (322).

5. A folding mechanism according to any of claims 1 to 4,

a spanner piece (6) is arranged on the outer side of the sliding locking structure (3);

one end of the wrench piece (6) is hinged with the first folding body (1), and the other end of the wrench piece can be hooked with the second folding body (2);

the wrench piece (6) is provided with a roller piece (62) which can be abutted against the second folding body (2);

the second folding body (2) is provided with a concave structure (21) matched with the roller piece (62);

the two ends of the concave part structure (21) are high, and the middle of the concave part structure is low, so that a limiting space is formed;

the roller piece (62) can slide into the middle recess of the concave structure (21) to limit the wrench piece (6).

6. A folding mechanism as claimed in claim 5,

the wrench piece (6) is hinged on the support (5) and is provided with a linkage part (61) which can be abutted against the locking body (31);

when the wrench piece (6) is opened, the wrench piece (6) is continuously pressed down, the linkage part positioned at the lower end of the wrench piece (6) can be abutted against the lower end part of the locking body (31), and the locking body (31) unlocks the sliding-in piece (32).

7. A folding mechanism as claimed in claim 6,

the second folding body (2) is provided with a limiting concave part (8) used for being matched with a wrench piece (6) to lock;

the wrench piece (6) extends from the hinged position to the arrangement direction of the limiting concave part (8), and is hinged with a limiting piece (7) at the position of the adjacent limiting concave part (8);

the limiting piece (7) extends towards the sinking direction of the limiting concave part (8), one end of the limiting piece is provided with a pulling part (71) which is convenient to press, and the other end of the limiting piece is provided with a hook part (72) which is used for hooking the limiting concave part (8);

the wrenching part (71) protrudes out of the wrench part (6) and is hinged with the wrench part (6) through a torsion spring part (73),

the torsion spring piece (73) drives the hook-shaped part (72) to keep hooked on the limiting concave part (8) so as to limit the wrench piece (6);

when the folding wrench is required, the wrenching part (71) is pressed, so that the limiting piece (7) can overcome the elasticity of the torsion spring piece (73), the hook-shaped part (72) at the other end is driven to be separated from the limiting concave part (8), the limiting of the wrench piece (6) is released, and the wrench piece (6) can rotate;

after the wrench piece (6) is opened, the wrench piece (6) is continuously pressed downwards, the linkage part at the lower end of the wrench piece (6) can be abutted against the lower end part of the locking body (31), the locking body (31) unlocks the sliding piece (32), the limit of the first folding body (1) and the limit of the second folding body (2) are removed, and the scooter is folded.

8. A kind of folding mechanism is disclosed, which comprises a folding mechanism,

comprises a first folding body (1), a second folding body (2) hinged with the first folding body and a wrench piece (6);

it is characterized in that the preparation method is characterized in that,

the first folding body (1) and the second folding body (2) are provided with sliding locking structures (3);

one end of the wrench piece (6) is hinged with the first folding body (1), and the other end of the wrench piece can be hooked with the second folding body (2);

the sliding locking structure (3) is used for keeping the first folding body (1) and the second folding body in a locking state and comprises a locking body (31) and a sliding piece (32);

the locking body (31) is hinged with the first folding body (1) and limits the locking body (31) through an elastic piece (51) so that the locking body (31) keeps abutting against the sliding-in piece (32);

the sliding piece (32) is fixedly connected to the second folding body (2);

the wrench piece (6) extends from the hinged position to the arrangement direction of the limiting concave part (8), and is provided with a limiting piece (7) which can be abutted against the upper rod piece (12);

the limiting piece (7) extends towards the sinking direction of the limiting concave part (8), one end of the limiting piece is provided with a pulling part (71) which is convenient to press, and the other end of the limiting piece is provided with a hook part (72) which is used for hooking the limiting concave part (8), so that the first folding body and the second folding body are locked.

9. A folding scooter, which is characterized in that,

comprising a step (9) for a person to step on, wheels (10) fitted adjacent to the step (9), a folding mechanism according to any one of claims 1-8, and a head (13) at the upper end of the folding mechanism;

the first folding body (1) is a lower rod piece (11) assembled above the pedal (9);

the second folding body (2) is an upper rod piece (12) assembled below the vehicle head (13);

the lower rod piece (11) is hinged with a wrench piece (6), and the upper rod piece (12) is provided with a limiting concave part (8) used for being matched with the wrench piece (6) to be locked;

when the folding is needed, the wrench piece (6) is opened, and the upper rod piece (12) and the lower rod piece (11) are unlocked;

the lower end part of the locking body (31) is pressed, so that the sliding-in piece (32) is separated from the limit of the locking body (31), the double locking of the upper rod piece (12) and the lower rod piece (11) is released, and the upper rod piece (12) and the lower rod piece (11) are folded;

when the upper rod piece (12) needs to be unfolded, the upper rod piece (12) drives the sliding-in piece (32) to rotate and is abutted against the locking body (31), so that the limiting body overcomes the elasticity of the elastic piece (51), the protrusion part (321) slides into the limiting range of the hook part (311), and the primary locking of the upper rod piece (12) and the lower rod piece (11) is completed;

the key member (6) is then rotated to further lock the upper rod member (12).

10. The folding scooter of claim 9, wherein,

the wrench piece (6) extends from the hinged position to the arrangement direction of the limiting concave part (8) and can be abutted against the upper rod piece (12) to realize the locking of the lower rod piece (11) and the upper rod piece (12);

the wrench piece (6) is hinged with a limiting piece (7) at the position adjacent to the limiting concave part (8);

the limiting piece (7) extends towards the sinking direction of the limiting concave part (8), one end of the limiting piece is provided with a pulling part (71) which is convenient to press, and the other end of the limiting piece is provided with a hook part (72) which is used for hooking the limiting concave part (8);

the wrenching part (71) protrudes out of the wrench part (6) and is hinged with the wrench part (6) through a torsion spring part (73),

the torsion spring piece (73) drives the hook-shaped part (72) to keep hooked on the limiting concave part (8) so as to limit the wrench piece (6);

the wrench piece (6) is provided with a roller piece (62) which can be abutted against the upper rod piece (12);

the upper rod piece (12) is provided with a concave structure (21) matched with the roller piece (62);

the two ends of the concave part structure (21) are high, and the middle of the concave part structure is low, so that a limiting space is formed;

the roller piece (62) can slide into the middle recess of the concave part structure (21) to realize double limiting of the wrench piece (6);

when the folding wrench is required, the wrenching part (71) is pressed, so that the limiting piece (7) can overcome the elasticity of the torsion spring piece (73), the hook-shaped part (72) at the other end is driven to be separated from the limiting concave part (8), the limiting of the wrench piece (6) is released, and the wrench piece (6) can rotate;

after the wrench piece (6) is opened, the wrench piece (6) is continuously pressed downwards, the linkage part at the lower end of the wrench piece (6) can be abutted against the lower end part of the locking body (31), the locking body (31) unlocks the sliding piece (32), the limit of the lower rod piece (11) and the upper rod piece (12) is removed, and the scooter is folded.

Technical Field

The invention relates to a folding mechanism and a folding scooter using the same, and belongs to the technical field of folding technologies and scooters.

Background

The existing folding structure generally comprises a first folding body, a second folding body and a quick-release wrench, wherein when the quick-release wrench is in an open state, the first folding body and the second folding body can be freely folded or unfolded.

However, in the folding structure, under the condition that the quick-release wrench is unlocked, whether the folding structure needs to be folded or unfolded, if the folding structure does not firmly grasp or firmly support the related folding body, the risk that the folding body suddenly falls exists, and certain potential safety hazards are caused.

Further, use above-mentioned beta structure on folding scooter, because the stand pole of scooter is longer, heavier to there is the locomotive structure in addition. At the moment when the quick-release wrench is opened from a locked state, the upper rod piece with the headstock loses the limit and falls off, so that a user can be injured by crashing, and certain potential safety hazards exist; when needs expand, hold up the last member that has the locomotive, need timely pull quick detach spanner and lock, the risk that falls still exists otherwise to member on whole locking process and the unblock process need be held up or held up firmly, wastes time and energy, and user experience is poor.

Furthermore, when the quick-release wrench is locked, the quick-release wrench is bulky and protrudes from the whole folding body or the upper and lower rods, so that the user can mistakenly touch the quick-release wrench during use, the quick-release wrench is mistakenly opened, and potential safety hazards exist.

Disclosure of Invention

In view of the defects of the prior art, an object of the present invention is to provide a folding mechanism and a folding scooter using the same, in which a locking member having a hook portion and a sliding member having a protrusion portion are provided, and the protrusion portion can slide into a limited range of the hook portion to complete the positioning of a second folding body on a first folding body, thereby effectively preventing the second folding body from suddenly dropping off.

The invention also aims to provide a folding mechanism which is convenient for folding and unfolding of the folding mechanism, can effectively avoid the situation that a spanner piece is unlocked by mistake and can effectively eliminate potential safety hazards and a folding scooter applying the folding mechanism.

In order to achieve one of the above purposes, one technical solution of the present invention is:

a kind of folding mechanism is disclosed, which comprises a folding mechanism,

comprises a first folding body and a second folding body;

the end part of the first folding body is hinged and matched with the second folding body, and a sliding locking structure for limiting the first folding body and the second folding body is arranged;

the sliding locking structure comprises a locking body with a hook part and a sliding-in piece with a protrusion part;

the locking body is hinged with the first folding body and limited by an elastic piece so as to keep the locking body abutted against the sliding-in piece;

the sliding-in piece is fixedly connected to the second folding body;

when the second folding body drives the sliding-in piece to rotate, the second folding body is abutted against the locking body, so that the locking body overcomes the limiting force of the elastic piece, the protruding part slides into the limiting range of the hook part, the sliding-in piece is positioned by the locking body, and the second folding body is locked on the first folding body.

Through continuous exploration and tests, the locking body with the hook portion and the sliding-in piece with the protruding portion are arranged, when the sliding-in piece is driven to rotate by the second folding body, the protruding portion can slide into the limited range of the hook portion, positioning of the second folding body on the first folding body is completed, the second folding body can be effectively prevented from suddenly falling off no matter when the second folding body needs to be folded or unfolded, and safety is high.

Furthermore, the automatic locking of the folding mechanism can be realized by utilizing the sliding locking structure, so that the labor and the time are saved, the locking failure is not needed to be worried about, and the folding mechanism is stable and reliable.

Further, after the spanner piece was opened by the mistake, first folder and second folder still can keep the state of expanding, avoid the second folder to drop suddenly, have effectively improved beta structure's security height.

Furthermore, the elastic part is a torsion spring, a tension spring, a hydraulic rod or a pneumatic rod; preferably, the elastic member is a torsion spring.

As a preferable technical measure:

the locking body is hinged with the first folding body at one end far away from the hook part through a support;

the end part of the locking body is provided with a pressing part; the pressing part extends along the length direction of the pressing part and is exposed outside the assembly cavity of the support, so that a user can directly pull the end part of the locking body conveniently, or other parts are in butt fit with the end part of the locking body, and the locking body unlocks the sliding-in piece.

As a preferable technical measure:

the hook part is obliquely arranged, and one end of the hook part, which is close to the protrusion part, is lower than one end of the hook part, which is far away from the protrusion part, so that the protrusion part can slide into the limiting cavity of the locking body from the upper wall surface of the hook part;

the outer edge of the hook part is an arc-shaped surface which is convenient for the protrusion part to slide.

As a preferable technical measure:

the sliding-in piece is of an annular structure and is sleeved with the second folding body; or the sliding-in part is a block-shaped structure and is fixedly connected with the second folding body; or the sliding-in piece is of an arc-shaped structure and is fixedly connected with the second folding body; the protruding part is a block-shaped body, and the edge of the protruding part is provided with a chamfer structure, so that the protruding part can slide on the upper wall surface of the hook part conveniently.

As a preferable technical measure:

a wrench part is arranged on the outer side of the sliding locking structure;

one end of the wrench piece is hinged with the first folding body, and the other end of the wrench piece can be hooked with the second folding body, so that multiple locking of the folding mechanism is realized.

The wrench part is provided with a roller part which can be abutted against the second folding body;

the second folding body is provided with a concave structure matched with the roller piece;

the two ends of the concave part structure are high, and the middle of the concave part structure is low, so that a limiting space is formed;

the roller piece can slide into the middle recess of the concave part structure, and the limiting of the wrench piece is achieved.

The invention fully considers the structural strength and the stress characteristics of the folding mechanism, utilizes the integral structure of the wrench part to abut against the first folding body and the second folding body, effectively improves the reliability of limiting, and realizes the effective limiting of the folding bodies.

As a preferable technical measure:

the wrench piece is hinged on the support and is provided with a linkage part which can be abutted against the locking body;

after the wrench piece is opened, the wrench piece is continuously pressed downwards, the linkage part positioned at the lower end of the wrench piece can be abutted against the lower end part of the locking body, the locking body is unlocked for the sliding-in piece, the locking body is linked by the wrench piece, trouble and labor are saved, the scheme is simple and practical, and the conception is ingenious.

As a preferable technical measure:

the second folding body is provided with a limiting concave part used for being matched with a wrench piece to lock;

the wrench piece extends from the hinged position to the arrangement direction of the limiting concave part, and is hinged with a limiting piece at the position adjacent to the limiting concave part;

the limiting piece extends towards the sinking direction of the limiting concave part, one end of the limiting piece is provided with a pulling part convenient to press, and the other end of the limiting piece is provided with a hook-shaped part for hooking the limiting concave part;

the wrenching part protrudes out of the wrench part and is hinged with the wrench part through a torsion spring part,

the torsion spring piece drives the hook-shaped part to be hooked on the limiting concave part, so that the limiting of the wrench piece is realized;

when the folding wrench is required, the wrenching part is pressed, so that the limiting part can overcome the elasticity of the torsion spring part, the hook-shaped part at the other end part is driven to be separated from the limiting concave part, the limiting of the wrench part is released, and the wrench part can rotate;

after the spanner piece is opened, continue to push down spanner piece, the linkage portion that is located spanner piece lower extreme can be inconsistent with the lower tip of locking body, realizes the locking body to the unblock of sliding piece, removes the spacing of first folding body and second folding body, realizes the folding of scooter.

When the folding mechanism needs to be folded, the pulling part is pressed, so that the limiting part can overcome the elasticity of the torsion spring piece, the hook-shaped part at the other end part is driven to be separated from the limiting concave part, the locking of the wrench piece is released, the wrench piece can rotate, one locking of the first folding body and the second folding body is released, and the folding mechanism is folded after the locking of the sliding locking structure is released.

Meanwhile, the wrench piece can be broken only after the limiting piece is pressed in place, so that the condition that the wrench piece is opened by mistake under the condition of mistaken collision can be effectively avoided, and the safety of the folding structure is improved.

In order to achieve the second purpose, the invention adopts a technical scheme that:

a kind of folding mechanism is disclosed, which comprises a folding mechanism,

comprises a first folding body, a second folding body hinged with the first folding body and a wrench piece;

the first folding body and the second folding body are provided with sliding locking structures;

one end of the wrench piece is hinged with the first folding body, and the other end of the wrench piece can be hooked with the second folding body;

the sliding locking structure is used for keeping the first folding body and the second folding body in a locking state and comprises a locking body and a sliding piece;

the locking body is hinged with the first folding body and limited by an elastic piece so as to keep the locking body abutted against the sliding-in piece;

the sliding-in piece is fixedly connected to the second folding body.

The wrench piece extends from the hinged position to the arrangement direction of the limiting concave part and is provided with a limiting piece which can be abutted against the upper rod piece;

the limiting piece extends towards the sinking direction of the limiting concave part, one end of the limiting piece is provided with a pulling part which is convenient to press, and the other end of the limiting piece is provided with a hook part which is used for hooking the limiting concave part, so that the first folding body and the second folding body are locked.

When the wrench member is in the unlocked state: when the sliding-in part rotates, the sliding-in part can be abutted against the locking part, so that the limit of the elastic part can be overcome by the locking part, the sliding-in of the sliding-in part is realized, the locking of the sliding-in part by the locking part is completed, the primary limit of the first folding body and the second folding body is further realized, and the locking of a handle part or the continuous folding of the folding mechanism is facilitated.

When the key element is in the locked state:

the pulling part is pressed to drive the hook-shaped part at the other end part to be separated from the limiting concave part, so that the limiting of the wrench piece is released, and the wrench piece is prevented from being unlocked by mistake.

The folding mechanism is provided with the locking body with the hook part and the sliding-in piece with the protrusion part, when the second folding body drives the sliding-in piece to rotate, the protrusion part can slide into the limit range of the hook part, the positioning of the second folding body on the first folding body is completed, the second folding body can be effectively prevented from suddenly falling off no matter when the folding mechanism needs to be folded or unfolded, and the safety is high.

Meanwhile, the wrench piece can be broken only after the limiting piece is pressed in place, so that the condition that the folding mechanism is mistakenly unlocked due to mistaken collision of the wrench piece can be effectively avoided, and the safety of the folding structure is further improved.

According to the invention, the limiting structures are respectively arranged before and after the wrench piece is locked, so that the folding mechanism can be conveniently folded and unfolded, meanwhile, the situation of mistaken unlocking can be effectively avoided, the safety performance of the folding mechanism is further improved, the folding mechanism and the scooter can be ensured to be suitable for various life scenes, and the folding mechanism and the scooter are safer and more reliable.

Furthermore, the automatic locking, locking and unlocking processes of the folding mechanism can be realized by utilizing the sliding locking structure, so that a user does not need to firmly hold or hold the second folding body, trouble and labor are saved, locking failure is not needed, and the folding mechanism is stable and reliable.

The folding mechanism is particularly suitable for being applied to a folding structure of a scooter, ensures that an upper rod piece with a head is limited by the old rod piece at the moment when a wrench piece of the scooter is opened from a locking state, cannot fall off, effectively avoids crushing a user, and is safe and reliable; when needs expand, hold up the last member that has the locomotive, just can realize assembling the automatic locking of the last member of locomotive, then the user has sufficient time to pull spanner spare and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

In order to achieve the purpose, one application technical scheme of the invention is as follows:

a foldable scooter, which is provided with a scooter body,

the folding bicycle comprises pedals for people to step on, wheels assembled by adjacent pedals, the folding mechanism and a bicycle head positioned at the upper end of the folding mechanism;

the first folding body is a lower rod piece assembled above the pedal;

the second folding body is an upper rod piece assembled below the vehicle head;

the lower rod piece is hinged with a wrench piece, and the upper rod piece is provided with a limiting concave part used for being matched with the wrench piece to lock;

when the folding is needed, the wrench piece is opened, and one locking of the upper rod piece and the lower rod piece is released;

pressing the lower end part of the locking body to enable the sliding-in piece to be separated from the limit of the locking body, and releasing the double locking of the upper rod piece and the lower rod piece to realize the folding of the upper rod piece and the lower rod piece;

when the upper rod piece needs to be unfolded, the upper rod piece drives the sliding-in piece to rotate, and the sliding-in piece is abutted against the locking body, so that the limiting body overcomes the elasticity of the elastic piece, the protruding part slides into the limiting range of the hook part, and the primary locking of the upper rod piece and the lower rod piece is completed;

then the spanner piece rotates to further lock the upper rod piece.

The folding scooter is provided with the locking body with the hook part and the sliding-in piece with the protruding part, when the upper rod piece drives the sliding-in piece to rotate, the protruding part can slide into the limit range of the hook part, the positioning of the upper rod piece on the lower rod piece is completed, the upper rod piece can be effectively prevented from suddenly falling off no matter when the folding scooter needs to be folded or unfolded, and the safety is high. Meanwhile, the automatic locking of the folding mechanism can be realized by utilizing the sliding locking structure, and the locking process and the unlocking process of the scooter can ensure that a user can not firmly grab or firmly hold the upper rod piece, so that the device is trouble-saving and labor-saving, does not need to worry about locking failure, and is stable and reliable.

Furthermore, the invention can ensure that the limit is still existed between the upper rod piece and the lower rod piece with the head at the moment when the wrench piece of the scooter is opened from the locking state, so that the upper rod piece can not fall off from the lower rod piece, the user can be effectively prevented from being injured by the upper rod piece, and the invention is safe and reliable; when the scooter need expand, hold up the last member that has the locomotive, just can realize assembling the automatic locking of the last member of locomotive, the user has sufficient time to pull spanner spare and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

As a preferable technical measure:

the wrench piece extends from the hinged position to the arrangement direction of the limiting concave part and can be abutted against the upper rod piece, so that the lower rod piece and the upper rod piece are locked;

the wrench part is hinged with a limiting part at the position adjacent to the limiting concave part;

the limiting piece extends towards the sinking direction of the limiting concave part, one end of the limiting piece is provided with a pulling part convenient to press, and the other end of the limiting piece is provided with a hook-shaped part for hooking the limiting concave part;

the wrenching part protrudes out of the wrench part and is hinged with the wrench part through a torsion spring part,

the torsion spring piece drives the hook-shaped part to be hooked on the limiting concave part, so that the limiting of the wrench piece is realized;

the wrench piece is provided with a roller piece which can be abutted against the upper rod piece;

the upper rod piece is provided with a concave part structure matched with the roller piece;

the two ends of the concave part structure are high, and the middle of the concave part structure is low, so that a limiting space is formed;

the roller piece can slide into the middle recess of the concave part structure, and double limiting of the wrench piece is achieved.

The invention fully considers the structural strength and the stress characteristics of the scooter, utilizes the spanner structure to abut against the upper rod piece and the lower rod piece, effectively improves the reliability of limiting, and realizes the effective limiting of the folding body. When the folding wrench is required, the wrenching part is pressed, so that the limiting part can overcome the elasticity of the torsion spring part, the hook-shaped part at the other end part is driven to be separated from the limiting concave part, the limiting of the wrench part is released, and the wrench part can rotate;

after the spanner piece is opened, continue to push down spanner piece, the linkage portion that is located spanner piece lower extreme can be inconsistent with the lower tip of locking body, realizes the locking body to the unblock of sliding piece, removes down the spacing of member and last member, realizes the folding of scooter.

According to the invention, the wrench piece can be broken only after the limiting piece is pressed in place, so that the condition that the folding structure is mistakenly unlocked due to mistaken collision of the wrench piece can be effectively avoided, and the safety of the folding structure of the scooter is further improved by matching with a sliding locking structure.

Compared with the prior art, the invention has the following beneficial effects:

through continuous exploration and tests, the locking body with the hook portion and the sliding-in piece with the protruding portion are arranged, when the sliding-in piece is driven to rotate by the second folding body, the protruding portion can slide into the limited range of the hook portion, positioning of the second folding body on the first folding body is completed, the second folding body can be effectively prevented from suddenly falling off no matter when the second folding body needs to be folded or unfolded, and safety is high.

Furthermore, the automatic locking of the folding mechanism can be realized by utilizing the sliding locking structure, so that the labor and the time are saved, the locking failure is not needed to be worried about, and the folding mechanism is stable and reliable.

Furthermore, the existing wrench part scheme is combined, so that the scooter is particularly suitable for being applied to a folding structure of the scooter, the upper rod piece with the head is ensured to be limited by the old rod piece at the moment when the wrench part of the scooter is opened from a locking state, the upper rod piece cannot fall off, the user is effectively prevented from being injured by crashing, and the scooter is safe and reliable; when needs expand, hold up the last member that has the locomotive, just can realize assembling the automatic locking of the last member of locomotive, then the user has sufficient time to pull spanner spare and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

Drawings

FIG. 1 is a view of a first configuration of the folding mechanism of the present invention;

FIG. 2 is a view of a first construction of the slide-in member of the present invention;

FIG. 3 is a view showing one construction of the locking body of the present invention;

FIG. 4 is a structural view of the slide lock mechanism of the present invention;

FIG. 5 is a view of the structure of FIG. 4 shown in an angled orientation;

FIG. 6 is a view of a second construction of the slide-in member of the present invention;

FIG. 7 is a view of the structure of FIG. 6 shown in an angled orientation;

FIG. 8 is a cross-sectional view of the structure of FIG. 4 taken along the line A-A;

FIG. 9 is a second structural view of the folding mechanism of the present invention (without the key member assembled);

FIG. 10 is a second structural view of the folding mechanism of the present invention (with wrench members assembled);

FIG. 11 is a cross-sectional view taken along line B-B of a folding mechanism of the present invention;

fig. 12 is a structural view of a scooter to which the present invention is applied.

Description of reference numerals:

1. a first folded body; 2. a second folded body; 3. a slide lock structure; 4. a pin shaft; 5. a support; 6. a spanner piece 6; 7. a limiting member; 8. a limiting concave part; 9. a pedal; 10. a wheel; 11. a lower rod piece; 12. an upper rod piece; 13. a headstock; 21. a recess structure; 31. a locking body; 32. a slide-in member; 311. a hook portion; 312. a pressing part; 313. a limiting bulge; 314. a limiting cavity; 315. an arc-shaped surface; 316. a pin hole; 321. a protrusion portion; 322. a chamfering structure; 51. an elastic member; 61. a linkage section; 62. a roller member; 71. a pulling part; 72. a hook portion; 73. a torsion spring member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in the following detailed description of the present invention, certain specific details are set forth in order to provide a better understanding of the present invention. It will be apparent to one skilled in the art that the present invention may be practiced without these specific details.

It should be noted that when two elements are "fixedly" or "slidably connected," the two elements may be directly connected or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "upper", "lower" and the like are used herein for illustrative purposes only.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, and 9:

a folding mechanism comprises a first folding body 1 and a second folding body 2 which is rotatably connected with the end part of the first folding body 1.

One side of the first folding body 1 and one side of the second folding body 2 are hinged through a rotating shaft, and the other side of the first folding body and the second folding body are provided with a sliding locking structure 3.

The slide locking structure 3, which is used to keep the first folding body 1 and the second folding body in a locked state, includes a locking body 31 having a hook portion 311, and a slide-in member 32 having a protrusion portion 321.

The locking body 31 is hinged with the first folding body 1, and the locking body 31 is limited by an elastic piece 51, so that the locking body 31 keeps abutting against the sliding piece 32; the slide-in member 32 is fixed to the second folded body 2.

When the second folding body 2 drives the sliding-in member 32 to rotate, the second folding body 2 abuts against the locking body 31, so that the locking body 31 overcomes the limiting force of the elastic member 51, and the protrusion 321 slides into the limiting cavity 314 of the hook 311, that is, within the limiting range, the positioning of the sliding-in member 32 by the locking body 31 is completed, and the locking of the second folding body 2 on the first folding body 1 is realized.

Through continuous search and test, the locking body 31 with the hook part 311 and the sliding-in piece 32 with the protrusion part 321 are arranged, when the sliding-in piece 32 is driven by the second folding body 2 to rotate, the protrusion part 321 can slide into the limited range of the hook part 311, the positioning of the second folding body 2 on the first folding body 1 is completed, and the second folding body 2 can be effectively prevented from suddenly falling off no matter when the folding body is required or when the unfolding body is required, so that the safety is high.

Furthermore, the automatic locking of the folding mechanism can be realized by utilizing the sliding locking structure 3, so that the labor and the time are saved, the locking failure is not needed to be worried, and the folding mechanism is stable and reliable.

Furthermore, the existing wrench part scheme is combined, so that the scooter is particularly suitable for being applied to a folding structure of the scooter, the upper rod piece with the head is ensured to be limited by the old rod piece at the moment when the wrench part of the scooter is opened from a locking state, the upper rod piece cannot fall off, the user is effectively prevented from being injured by crashing, and the scooter is safe and reliable; when needs expand, hold up last member 12 that has the locomotive, just can realize assembling the automatic locking of the last member of locomotive, then the user has sufficient time to pull spanner spare and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

The invention discloses a specific embodiment of the structure of a locking body 31:

the locking body 31 is provided with a pin hole 316, a limit protrusion 313 and a pressing part 312.

The pin hole 316 is connected to a pin 4, and is rotatably connected to the support 5 through the pin 4.

The limit protrusion 313 can be abutted against the wall surface of the first folding body 1 to limit the rotation range of the locking body 31.

The pressing portion 312 extends along the length direction and is exposed outside the assembling cavity of the support 5, so that a user can pull the pressing portion 312 of the locking body 31 conveniently to unlock the sliding-in member 32 by the locking body 31.

The hook 311 is obliquely arranged, and one end of the hook, which is close to the protrusion 321, is lower than one end of the hook, which is far from the protrusion 321, so that the protrusion 321 slides into the limiting cavity of the locking body 31 from the upper wall surface of the hook 311;

the outer edge of the hook 311 is an arcuate surface 315 to facilitate sliding of the projection 321.

One embodiment of the structure of the protrusion 321 of the present invention:

the slide-in member 32 is shown as a ring structure, which is sleeved with the second folded body 2; or the slide-in member 32 is a block structure, which is fixedly connected with the second folding body 2; or the slide-in member 32 is an arc-shaped structure and is fixedly connected with the second folding body 2; the protrusion 321 is a block, and the edge of the protrusion 321 is provided with a chamfer 322 to further facilitate the protrusion 321 to slide on the upper wall surface of the hook 311.

As shown in fig. 10, a specific embodiment of the wrench member 6 of the present invention is added:

a spanner piece 6 is arranged on the outer side of the sliding locking structure 3;

one end of the wrench piece 6 is hinged with the first folding body 1, and the other end of the wrench piece can be hooked with the second folding body 2, so that multiple locking of the folding mechanism is realized.

The wrench piece 6 is hinged on the support 5 and is provided with a linkage part 61 which can be abutted against the locking body 31;

when the key member 6 is opened, the key member 6 is further pressed down, and the interlocking portion 61 located at the lower end of the key member 6 can abut against the lower end portion of the locking body 31, thereby unlocking the slide-in member 32 by the locking body 31.

The second folding body 2 is provided with a limiting concave part 8 for matching with the wrench piece 6 to lock;

the wrench piece 6 extends from the hinged position to the limiting concave part 8 in the arrangement direction and can be abutted against the second folding body 2 to realize the locking of the first folding body 1 and the second folding body 2;

the wrench part 6 is hinged with a limiting part 7 at the position adjacent to the limiting concave part 8;

the limiting piece 7 extends towards the sinking direction of the limiting concave part 8, one end of the limiting piece is provided with a pulling part 71 which is convenient to press, and the other end of the limiting piece is provided with a hook-shaped part 72 which is used for hooking the limiting concave part 8;

the wrenching part 71 protrudes from the wrench member 6 and is hinged with the wrench member 6 through a torsion spring,

the torsion spring piece driving hook-shaped part 72 keeps hooked on the limiting concave part 8, so that the limitation of the wrench piece 6 is realized;

the wrench part 6 is provided with a roller part which can be abutted against the second folding body 2;

the second folding body 2 is provided with a concave structure matched with the roller piece;

the two ends of the concave part structure are high, and the middle of the concave part structure is low, so that a limiting space is formed;

the roller element can slide into the central depression of the recess structure, realizing multiple limiting of the wrench element 6.

The invention fully considers the structural strength and the stress characteristics of the folding mechanism, utilizes the integral structure of the wrench part to abut against the first folding body and the second folding body, effectively improves the reliability of limiting, and realizes the effective limiting of the folding bodies.

When the folding is needed, the wrenching part 71 is pressed, so that the limiting piece 7 can overcome the elasticity of the torsion spring piece, the hook-shaped part 72 at the other end is driven to be separated from the limiting concave part 8, the limiting of the wrench piece 6 is released, and the wrench piece 6 can rotate;

after the wrench member 6 is opened, the wrench member 6 is continuously pressed down, the linkage part 61 at the lower end of the wrench member 6 can be abutted against the lower end part of the locking body 31, so that the locking body 31 unlocks the sliding piece 32, the limit of the first folding body 1 and the second folding body 2 is released, and the folding of the scooter is realized.

When folding is required, the pulling portion 71 is pressed so that the stopper 7 can overcome the elastic force of the torsion spring, and the hook portion 72 at the other end is driven to disengage from the stopper recess 8, thereby releasing the locking of the pulling member 6, and further the pulling member 6 can be rotated, thereby releasing the double locking of the first folding body 1 and the second folding body 2, and further, after the locking of the slide lock mechanism 3 is released, folding of the folding mechanism is realized.

Meanwhile, the wrench piece 6 can be broken only after the limiting piece 7 is pressed in place, so that the condition that the folding structure is unlocked by mistake due to mistaken collision of the wrench piece 6 can be effectively avoided, and the safety of the folding structure is further improved.

The best embodiment of the invention is as follows:

a kind of folding mechanism is disclosed, which comprises a folding mechanism,

comprises a first folding body 1, a second folding body 2 and a spanner piece 6;

one side of the first folding body 1 is hinged with the second folding body 2, and the other side is provided with a sliding locking structure 3;

one end of the wrench piece 6 is hinged with the first folding body 1, and the other end of the wrench piece can be hooked with the second folding body 2;

the sliding locking structure 3 is used for keeping the first folding body 1 and the second folding body in a locking state, and comprises a locking body 31 and a sliding piece 32;

the locking body 31 is hinged with the first folding body 1, and the locking body 31 is limited by an elastic piece 51, so that the locking body 31 keeps abutting against the sliding piece 32;

the slide-in member 32 is fixedly connected to the second folded body 2;

when the sliding-in piece 32 rotates, the sliding-in piece can be abutted against the locking body 31, so that the locking body 31 can overcome the limit of the elastic piece 51, the sliding-in of the sliding-in piece 32 is realized, and the locking of the sliding-in piece 32 by the locking body 31 is completed.

The folding mechanism is provided with the locking body 31 with the hook part 311 and the sliding-in piece 32 with the protrusion part 321, when the sliding-in piece 32 is driven by the second folding body 2 to rotate, the protrusion part 321 can slide into the limit range of the hook part 311, the positioning of the second folding body 2 on the first folding body 1 is completed, and the second folding body 2 can be effectively prevented from suddenly falling off no matter when the folding mechanism needs to be folded or unfolded, so that the safety is high.

The invention can realize the automatic locking of the folding mechanism by utilizing the sliding locking structure 3, saves trouble and labor, does not need to worry about locking failure, and is stable and reliable.

The folding mechanism is particularly suitable for being applied to a folding structure of a scooter, ensures that an upper rod piece with a head is limited by the old time at the moment when a wrench piece 6 of the scooter is opened from a locking state, cannot fall off, effectively avoids crushing a user, and is safe and reliable; when needs expand, hold up last member 12 that has the locomotive, just can realize assembling the automatic locking of the last member of locomotive, then the user has sufficient time to pull spanner piece 6 and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

As shown in fig. 11 to 12, a scooter of the present invention applied thereto:

a foldable scooter, which is provided with a scooter body,

comprises pedals 9 for people to step on, wheels 10 assembled adjacent to the pedals 9, a folding mechanism and a vehicle head 13 positioned at the upper end of the folding mechanism;

the first folding body 1 is a lower rod piece 11 assembled above the pedal 9;

the second folding body 2 is an upper rod piece 12 assembled below the vehicle head 13;

the lower rod piece 11 is hinged with a wrench piece 6, and the upper rod piece 12 is provided with a limiting concave part 8 for matching with the wrench piece 6 to lock;

the handle that is used for adjusting the scooter direction is assembled to locomotive 13 upper end.

When folding is needed, the wrench piece 6 is opened, and one locking of the upper rod piece 12 and the lower rod piece 11 is released;

the lower end part of the locking body 31 is pressed, so that the sliding-in piece 32 is separated from the limit of the locking body 31, the double locking of the upper rod piece 12 and the lower rod piece 11 is released, and the upper rod piece 12 and the lower rod piece 11 are folded;

when the upper rod piece 12 needs to be unfolded, the upper rod piece 12 drives the sliding-in piece 32 to rotate, and the sliding-in piece is abutted against the locking body 31, so that the limiting body overcomes the elasticity of the elastic piece 51, the protrusion part 321 slides into the limiting range of the hook part 311, and the primary locking of the upper rod piece 12 and the lower rod piece 11 is completed;

the key member 6 is then rotated to further lock the upper link member 12.

The folding scooter is provided with the locking body 31 with the hook part 311 and the sliding-in piece 32 with the protrusion part 321, when the sliding-in piece 32 is driven by the second folding body 2 to rotate, the protrusion part 321 can slide into the limit range of the hook part 311, the positioning of the second folding body 2 on the first folding body 1 is completed, and the second folding body 2 can be effectively prevented from suddenly falling off no matter when the folding scooter needs to be folded or unfolded, so that the safety is high. Meanwhile, the automatic locking of the folding mechanism can be realized by utilizing the sliding locking structure 3, so that the labor and the time are saved, the locking failure is not needed to be worried about, and the folding mechanism is stable and reliable.

Furthermore, the invention can ensure that the upper rod piece 12 with the head 13 and the lower rod piece 11 are limited by the old time at the moment when the wrench piece 6 of the scooter is opened from the locking state, and the upper rod piece 12 can be effectively prevented from injuring a user, thereby being safe and reliable; when the scooter need expand, hold up last member 12 that has locomotive 13, just can realize assembling the automatic locking of last member 12 of locomotive 13, the user has sufficient time to pull wrench spare 6 and lock the scooter once more, does not have the potential safety hazard of falling, and the scheme is simple and practical, feasible.

One specific embodiment of multiple locking of the present invention:

the wrench piece 6 extends from the hinged position to the limiting concave part 8 in the arrangement direction and can be abutted against the upper rod piece 12 to realize the locking of the lower rod piece 11 and the upper rod piece 12;

the wrench part 6 is hinged with a limiting part 7 at the position adjacent to the limiting concave part 8;

the limiting piece 7 extends towards the sinking direction of the limiting concave part 8, one end of the limiting piece is provided with a pulling part 71 which is convenient to press, and the other end of the limiting piece is provided with a hook-shaped part 72 which is used for hooking the limiting concave part 8;

the wrenching part 71 protrudes from the wrench member 6, and is hinged to the wrench member 6 through a torsion spring 73,

the torsion spring member 73 drives the hook portion 72 to keep hooked on the restricting recess 8, and the restricting of the key member 6 is achieved.

The wrench part 6 is provided with a roller part 62 which can be abutted against the upper rod part 12;

the upper rod 12 is provided with a recess structure 21 which is matched with the roller piece 62;

the two ends of the concave structure 21 are high, and the middle of the concave structure is low, so that a limiting space is formed;

said roller element 62 can slide into the central recess of the recess arrangement 21, achieving a double limitation of the key element 6.

The structure strength and the stress characteristic of the scooter are fully considered, the wrench structure is utilized to abut against the upper rod piece 12 and the lower rod piece 11, the limiting reliability is effectively improved, and the effective limiting of the folding body is realized.

When the folding is needed, the wrenching part 71 is pressed, so that the limiting piece 7 can overcome the elasticity of the torsion spring piece 73, the hook-shaped part 72 at the other end is driven to be separated from the limiting concave part 8, the limiting of the wrench piece 6 is released, and the wrench piece 6 can rotate;

after the wrench piece 6 is opened, the wrench piece 6 is continuously pressed downwards, the linkage part 61 at the lower end of the wrench piece 6 can be abutted against the lower end part of the locking body 31, so that the locking body 31 unlocks the sliding-in piece 32, the limit of the lower rod piece 11 and the upper rod piece 12 is released, and the folding of the scooter is realized;

according to the invention, the wrench piece 6 can be broken only after the limiting piece 7 is pressed in place, so that the situation of mistaken unlocking of the folding structure caused by mistaken collision of the wrench piece 6 can be effectively avoided, and the safety of the folding structure of the scooter is further improved by matching with the sliding locking structure 3.

The structure of the limiting member 7 and the limiting recess 8 of the present invention can ensure that the wrench member 6 is opened by mistake before the wrench member 6 is opened, so that the second folded body 2 can be reliably erected on the first folded body 1.

The slide lock structure 3 of the present invention can ensure that the second folded body 2 remains erected on the first folded body 1 after the key member 6 is opened.

The invention is provided with two limiting structures, namely a front limiting structure and a rear limiting structure, so that the folding structure and the scooter can be suitable for various life scenes, and the use is safe and reliable.

The limiting concave part 8 is of a groove structure or a through hole or a local edge convex structure.

In the application, the fixing mode can be a screw joint, a welding mode, a riveting mode, an inserting mode or a connection mode through a third component.

The hinged or rotatable connection may be by means of a through-connection of a rotating shaft or pin, or by using an existing hinge structure or hinge structure, which may be selected by those skilled in the art according to the actual situation.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.