阅读说明：本技术 一种新能源汽车车挡装置及车挡阻止方法 (New energy automobile bumper device and bumper preventing method ) 是由 冯梅 于 2021-11-05 设计创作，主要内容包括：本发明公开了一种新能源汽车车挡装置及车挡阻止方法,涉及汽车车挡技术领域,包括第一挡块和第二挡块,所述第一挡块和所述第二挡块上开设有对称弧形斜面,所述第一挡块和所述第二挡块的弧形斜面上设有多个滚动机构,所述第一挡块的一侧开设有升降槽,所述升降槽内安装升降机构,所述升降机构的升降端上固定有第一连接块,所述第一挡块的一侧外壁底端横向滑动安装有横杆,所述横杆远离所述第一挡块的一端与所述第二挡块的一侧固定连接,所述横杆上的一侧外壁固定连接有第二连接块。本发明提出的弧形支撑机构能够在第二挡块上调整伸出高度,调节限位轮壁与轮胎顶端侧面的接触位置,实现对轮胎顶端的限位作用,提高装置对轮胎的阻滞限位效果。(The invention discloses a new energy automobile bumper device and a bumper stopping method, and relates to the technical field of automobile bumpers. The arc-shaped supporting mechanism provided by the invention can adjust the extension height on the second stop block, and adjust the contact position of the limiting wheel wall and the side surface of the top end of the tire, so that the limiting effect on the top end of the tire is realized, and the retarding and limiting effect of the device on the tire is improved.)

1. The utility model provides a new energy automobile car bumper device, includes first dog (1) and second dog (2), its characterized in that: symmetrical arc-shaped inclined planes are arranged on the first stop block (1) and the second stop block (2), a plurality of rolling mechanisms are arranged on the arc-shaped inclined planes of the first stop block (1) and the second stop block (2), a lifting groove (3) is arranged on one side of the first stop block (1), a lifting mechanism is arranged in the lifting groove (3), a first connecting block (5) is fixed on the lifting end of the lifting mechanism, a cross rod (13) is transversely and slidably arranged at the bottom end of the outer wall on one side of the first stop block (1), one end of the cross rod (13) far away from the first stop block (1) is fixedly connected with one side of the second stop block (2), a second connecting block (14) is fixedly connected with the outer wall on one side of the cross rod (13), and a transmission connecting mechanism is rotatably arranged between one side of the second connecting block (14) and the first connecting block (5), the sliding and inserting type rolling device is characterized in that an arc-shaped supporting mechanism is arranged on the second stop block (2) in a sliding and inserting mode, a limiting wheel (19) is installed on one side of the top end of the arc-shaped supporting mechanism, the rolling mechanism comprises a rotating wheel (17), protruding shafts are arranged at two ends of the rotating wheel (17), a rotating groove (16) matched with the rotating wheel (17) is formed in the arc-shaped inclined surfaces of the first stop block (1) and the second stop block (2), the rotating wheel (17) is installed in the corresponding rotating groove (16) through the rotation of the protruding shafts, and one side of the rotating wheel (17) protrudes out of the outer walls of the arc-shaped inclined surfaces of the first stop block (1) and the second stop block (2).

2. The new energy automobile bumper device according to claim 1, characterized in that: elevating system includes screw rod (7), screw rod (7) set up along vertical direction, screw rod (7) are rotated and are installed in lift groove (3), threaded sleeve is equipped with elevator (4) on screw rod (7), elevator (4) with the inner wall of lift groove (3) forms sliding fit, the top of screw rod (7) is passed the top fixedly connected with rotation handle (6) of first dog (1) and screw rod (7), one side of elevator (4) with the lateral wall fixed connection of first connecting block (5).

3. The new energy automobile bumper device according to claim 2, characterized in that: be provided with first spring (8) in lift groove (3), first spring (8) cover is established on the bottom outer wall of screw rod (7), the top of first spring (8) with the bottom contact of lifter block (4), the bottom of first spring (8) with the bottom inner wall contact of lift groove (3).

4. The new energy automobile bumper device according to claim 1, characterized in that: the transmission connecting mechanism comprises an inclined rod (9), two ends of the inclined rod (9) are fixedly connected with lantern rings (20), a convex column (21) is fixed on one side of each of the first connecting block (5) and the second connecting block (14), and the lantern rings (20) at two ends of the inclined rod (9) are sleeved on the corresponding convex columns (21).

5. The new energy automobile bumper device according to claim 1, characterized in that: first backup pad (10) and second backup pad (12) are all installed to first dog (1) with the bottom both sides of second dog (2), the top of first backup pad (10) is fixed with slanted bar (36), first dog (1) with the bottom of second dog (2) seted up with slanted bar (36) form slip grafting complex chute (34), the inside third spring (35) that is equipped with in top of chute (34), the bottom of third spring (35) with the top contact of slanted bar (36), the top of third spring (35) with the top inner wall contact of chute (34).

6. The new energy automobile bumper device according to claim 1, characterized in that: one end of horizontal pole (13) is fixed with third connecting block (15), one side of third connecting block (15) with one side outer wall fixed connection of second dog (2), keep away from horizontal pole (13) the one end of third connecting block (15) is fixed with slider (11), spout (22) have been seted up to one side outer wall of first dog (1), spout (22) with slider (11) form horizontal sliding fit, the top inner wall and the bottom inner wall of spout (22) all be fixed with slider (11) form sliding fit's spacing strip (23).

7. The new energy automobile bumper device according to claim 1, characterized in that: arc supporting mechanism includes two arc strips (18), two arc wall (33) have been seted up at the top of second stopper (2), arc strip (18) activity is pegged graft in corresponding arc wall (33), two be fixed with a plurality of spliced poles (24) between arc strip (18), the top of arc strip (18) is fixed with connecting strip (26), one side of connecting strip (26) is rotated and is connected with the pivot, the pivot is kept away from the one end of connecting strip (26) with one side axle center fixed connection of spacing wheel (19), one of them spacing groove (25) that the equidistance distributes are seted up on the lateral wall of arc strip (18), one side of spacing groove (25) be equipped with spacing complex stop gear of joint is formed to spacing groove (25).

8. The new energy automobile bumper device according to claim 7, characterized in that: stop gear include with spacing groove (25) form joint complex stopper (31), top one side of second dog (2) is fixed with extension board (27), flexible canceling release mechanical system is installed to one side of extension board (27), flexible canceling release mechanical system's one end with the lateral wall fixed connection of stopper (31), slant ascending direction inclined plane (32) have been seted up to the bottom of stopper (31), direction inclined plane (32) with the bottom edge contact of spacing groove (25), the top edge of spacing groove (25) with the top of stopper (31) forms spacing cooperation.

9. The new energy automobile bumper device according to claim 8, characterized in that: the telescopic reset mechanism comprises a sleeve rod (30), the sleeve rod (30) is movably inserted into the extension plate (27), one end of the sleeve rod (30) is fixedly connected with the side wall of the limiting block (31), one end, far away from the limiting block (31), of the sleeve rod (30) is fixed with a handle block (28), the sleeve rod (30) is sleeved with a second spring (29), one end of the second spring (29) is in contact with the side wall of the limiting block (31), and the other end of the second spring (29) is in contact with the side wall of the extension plate (27).

10. The vehicle stop prevention method of the portable new energy automobile vehicle stop device according to any one of claims 1 to 9, characterized by comprising the following steps:

s1: the transmission connecting mechanism rotationally connected with the first connecting block (5) can be driven to move downwards through the lifting mechanism in the lifting groove (3), and then the bottom end of the transmission connecting mechanism drives the cross rod (13) to move in the direction away from the first stop block (1), so that the cross rod (13) pushes the second stop block (2) to move, and the distance between the cross rod and the first stop block (1) is increased;

s2: placing a first stop block (1) and a second stop block (2) at two sides of a tire from the side, and then driving the second stop block (2) to move transversely through a lifting mechanism, so that the distance between the first stop block (1) and the second stop block (2) is reduced until arc-shaped inclined planes of the first stop block (1) and the second stop block (2) are contacted with the outer side wall of the tire, and the clamping and limiting work of the side wall of the tire is realized;

s3: the extending height of the arc-shaped supporting mechanism on the second stop block (2) is adjusted, and the contact position of the side wall of the limiting wheel (19) and the side surface of the top end of the tire is adjusted to realize the limiting effect on the top end of the tire;

s4: the arc-shaped strip (18) can slide in the arc-shaped groove (33) of the second stop block (2), so that the limiting wheel (19) is driven to carry out position adjustment, the limiting wheel (19) can form a joint clamping effect at different positions of the top end of the side wall of the tire, and the limiting groove (25) can realize the positioning and locking work of the arc-shaped strip (18) under the cooperation of the limiting mechanism;

s5: the telescopic reset mechanism can enable the limiting block (31) to stretch into the limiting groove (25) to form clamping limiting matching under the elastic action of the telescopic reset mechanism, the guide inclined plane (32) can be contacted and extruded with the bottom edge of the limiting groove (25) when the arc-shaped strip (18) moves upwards, the limiting block (31) is pushed to be separated from the limiting groove (25), and the arc-shaped strip (18) is adjusted in height.

Technical Field

The invention relates to the technical field of automobile bumpers, in particular to a new energy automobile bumper device and a bumper stopping method.

Background

At present, with the continuous implementation and the continuous expansion of the popularization range of the national new energy policy, the electric energy is used as a novel energy source with special advantages of no pollution, no noise, no emission and the like to be widely and widely applied in China. Because the power source of the new energy vehicle is the motor, the battery, the electric control and the motor terminal can be directly started after being connected by the wire harness under the condition of no other external signal control, so that the vehicle can be directly started under the condition of no sign once being electrified and connected during installation, debugging and maintenance, and unforeseen personal accidents and great loss are likely to be caused to installers under the vehicle, nearby workers and surrounding articles.

The invention discloses a new energy automobile bumper device, which is disclosed in the Chinese patent with the publication number of CN104209842A in the prior art, is convenient to adjust the distance between a front baffle and a rear baffle, can be stably clamped at the outer part of a wheel, effectively increases the advancing resistance of the new energy automobile wheel, avoids industrial accidents caused by self-starting of the vehicle, and enhances the construction safety of workers.

Firstly, the front baffle and the rear baffle are utilized to clamp the two sides of the wheel, so that the retardation effect is not obvious under the rotating action of the automobile driving wheel, the wheel is easy to drive the vehicle stop device to slide on the ground, and the stability of the device in blocking work is poor; and secondly, the baffle and the bottom plate are fixedly connected through the first inserted bar and the draw bar, the structural strength is poor, and the use requirements can not be met.

Disclosure of Invention

The invention aims to provide a new energy automobile bumper device and a bumper stopping method, and aims to solve the technical problems that the device in the prior art is poor in stability of stopping work and poor in structural strength.

The invention provides a new energy automobile stop device, which comprises a first stop block and a second stop block, wherein symmetrical arc-shaped inclined planes are arranged on the first stop block and the second stop block, a plurality of rolling mechanisms are arranged on the arc-shaped inclined planes of the first stop block and the second stop block, a lifting groove is formed in one side of the first stop block, a lifting mechanism is arranged in the lifting groove, a first connecting block is fixed on the lifting end of the lifting mechanism, a cross rod is transversely and slidably arranged at the bottom end of the outer wall of one side of the first stop block, one end of the cross rod, far away from the first stop block, is fixedly connected with one side of the second stop block, a second connecting block is fixedly connected with the outer wall of one side of the cross rod, a transmission connecting mechanism is rotatably arranged between one side of the second connecting block and the first connecting block, an arc-shaped supporting mechanism is slidably inserted into the second stop block, and a limiting wheel is arranged at one side of the top end of the arc-shaped supporting mechanism, the rolling mechanism comprises a rotating wheel, convex shafts are arranged at two ends of the rotating wheel, rotating grooves matched with the rotating wheel are formed in the arc inclined surfaces of the first stop block and the second stop block, the rotating wheel is rotatably installed in the corresponding rotating grooves through the convex shafts, one side of the rotating wheel protrudes out of the outer walls of the arc inclined surfaces of the first stop block and the second stop block, the rotating wheel can be in contact with the sidewall of the bottom end of the tire in a clamping state, the contact area between the sidewall of the bottom end of the tire and the first stop block and the second stop block is reduced, the friction braking acting force is reduced, the blocking stability of the device is improved, a transmission connecting mechanism rotationally connected with the first connecting block can be driven to move downwards through a lifting mechanism arranged in the lifting groove, the bottom end of the transmission connecting mechanism drives the transverse rod to move in the direction away from the first stop block, the transverse rod pushes the second stop block to move, and the distance between the transverse rod and the first stop block is increased, then the first block and the second block are placed on two sides of the tire from the side, then the lifting mechanism drives the second block to move transversely, so that the distance between the first block and the second block is reduced until the arc-shaped inclined planes of the first block and the second block are contacted with the outer side wall of the tire, the clamping and limiting work on the side wall of the tire is realized, then the extending height of the arc-shaped supporting mechanism on the second block is adjusted, the contact position of the limiting wheel wall and the side surface of the top end of the tire is adjusted, the limiting effect on the top end of the tire is realized, the retarding and limiting effect of the device on the tire is improved, the rolling supporting mechanism can reduce the contact area of the tire and the arc-shaped inclined planes on the first block and the second block, further the friction braking force generated between the tire and the first block and the second block during rotation is reduced, the first block and the second block are prevented from sliding, and the integral stability of the device is improved, in addition, the lifting mechanism, the cross rod and the transmission connecting mechanism can form a triangular supporting structure, the overall connecting strength between the structures is increased, and the connecting strength between the first stop block and the second stop block can be further increased.

Further, elevating system includes the screw rod, the screw rod sets up along vertical direction, the screw rod rotates to be installed in the lift inslot, the thread bush is equipped with the elevator on the screw rod, the elevator with the inner wall in lift groove forms sliding fit, the top of screw rod is passed the rotatory handle of top fixedly connected with of first dog and screw rod, one side of elevator with the lateral wall fixed connection of first link, the setting of screw rod can drive the elevator up-and-down motion when rotating rotatory handle, and then realize that the elevator drives the work purpose of first link up-and-down motion.

Furthermore, be provided with first spring in the lift inslot, first spring cover is established on the bottom outer wall of screw rod, the top of first spring with the bottom contact of lifter block, the bottom of first spring with the bottom inner wall contact in lift inslot can carry out elastic support work to the bottom of lifter block through setting up first spring, increases the support intensity between the structure.

Further, transmission coupling mechanism includes the down tube, the equal fixedly connected with lantern ring in both ends of down tube, first connecting block with all be fixed with the projection on one side of second connecting block, the down tube both ends the lantern ring cover is established and is corresponded on the projection, can install the down tube on first connecting block and second connecting block through setting up the lantern ring and projection, realize transmission work purpose.

Furthermore, a first supporting plate and a second supporting plate are respectively installed on two sides of the bottom of the first stop block and the bottom of the second stop block, an oblique strip is fixed on the top of the first supporting plate, a chute which is in sliding splicing fit with the oblique strip is formed in the bottom of the first stop block and the bottom of the second stop block, a third spring is arranged inside the top end of the chute, the bottom end of the third spring is in contact with the top of the oblique strip, the top end of the third spring is in contact with the inner wall of the top of the chute, the bottom of the first stop block and the bottom of the second stop block can be supported by the first supporting plate and the second supporting plate, the oblique strip can support the outer sides of the first stop block and the second stop block by matching with the third spring, the friction acting force generated when the tire rotates is buffered, and the oblique force unloading action of the chute is matched to convert a part of the friction acting force into pressure on the ground, and then increase the frictional force between first dog and second dog and the ground, and then improve the holistic stability of device.

Further, the one end of horizontal pole is fixed with the third connecting block, one side of third connecting block with one side outer wall fixed connection of second dog, the horizontal pole is kept away from the one end of third connecting block is fixed with the slider, the spout has been seted up to one side outer wall of first dog, the spout with the slider forms lateral sliding fit, the top inner wall and the bottom inner wall of spout all be fixed with the slider forms sliding fit's spacing, can be along with horizontal pole lateral motion through setting up the slider, the spout can carry out the guide effect to the slider, and the spacing effect of cooperation spacing improves horizontal pole and slider lateral motion stability.

Furthermore, the arc-shaped supporting mechanism comprises two arc-shaped strips, two arc-shaped grooves are formed in the top of the second stop block, the arc-shaped strips are movably inserted into the corresponding arc-shaped grooves, a plurality of connecting columns are fixed between the two arc-shaped strips, a connecting strip is fixed at the top end of each arc-shaped strip, a rotating shaft is rotatably connected to one side of each connecting strip, one end, far away from the connecting strip, of each rotating shaft is fixedly connected with the axis of one side of the limiting wheel, the outer side wall of one arc-shaped strip is provided with limiting grooves distributed at equal intervals, one side of each limiting groove is provided with a limiting mechanism which is in clamping limiting fit with the limiting grooves, the arc-shaped strips can slide in the arc-shaped grooves of the second stop block, so that the limiting wheel is driven to carry out position adjustment, and the limiting wheel can form a laminating clamping effect at different positions at the top end of the side wall of the tire, the limiting groove can realize the positioning and locking work of the arc-shaped strip under the matching of the limiting mechanism.

Further, stop gear include with the spacing groove forms joint complex stopper, top one side of second dog is fixed with the extension board, flexible canceling release mechanical system is installed to one side of extension board, flexible canceling release mechanical system's one end with the lateral wall fixed connection of stopper, slant ascending direction inclined plane has been seted up to the bottom of stopper, the direction inclined plane with the bottom edge contact of spacing groove, the top edge of spacing groove with the top of stopper forms spacing cooperation, can make the stopper stretch into the spacing inslot and form the spacing cooperation of joint through setting up flexible canceling release mechanical system under its elastic action, the direction inclined plane can contact and extrude with the bottom edge of spacing groove when arc strip upward movement, promotes the stopper and breaks away from the spacing groove, and the arc strip of being convenient for carries out altitude mixture control work.

Furthermore, flexible canceling release mechanical system includes the loop bar, the loop bar activity is pegged graft on the extension board, the one end of loop bar with the lateral wall fixed connection of stopper, the loop bar is kept away from the one end of stopper is fixed with the handle piece, the cover is equipped with the second spring on the loop bar, the one end of second spring with the lateral wall contact of stopper, the other end of second spring with the lateral wall contact of extension board can drive the stopper and stretch into the spacing inslot and accomplish the locking effect through the reset action that sets up the second spring after the arc strip makes progress altitude mixture control.

A vehicle bumper preventing method of a portable new energy automobile bumper device comprises the following steps:

s1: the transmission connecting mechanism rotationally connected with the first connecting block can be driven to move downwards through the lifting mechanism in the lifting groove, and then the bottom end of the transmission connecting mechanism drives the cross rod to move in the direction away from the first stop block, so that the cross rod pushes the second stop block to move, and the distance between the cross rod and the first stop block is increased;

s2: placing a first stop block and a second stop block at two sides of a tire from the side, and then driving the second stop block to move transversely through a lifting mechanism, so that the distance between the first stop block and the second stop block is reduced until arc-shaped inclined planes of the first stop block and the second stop block are contacted with the outer side wall of the tire, and the clamping and limiting work of the side wall of the tire is realized;

s3: the extending height of the arc-shaped supporting mechanism on the second stop block is adjusted, the contact position of the side wall of the limiting wheel and the side face of the top end of the tire is adjusted, and the limiting effect on the top end of the tire is realized;

s4: the arc-shaped strip can slide in the arc-shaped groove of the second stop block, so that the limiting wheel is driven to carry out position adjustment, the limiting wheel can form a joint clamping effect at different positions of the top end of the side wall of the tire, and the limiting groove can realize the positioning and locking work of the arc-shaped strip under the coordination of the limiting mechanism;

s5: the flexible canceling release mechanical system can make the stopper stretch into the spacing inslot and form the spacing cooperation of joint under its elastic action, and the direction inclined plane can contact and extrude with the bottom edge of spacing groove when the arc strip upward movement, promotes the stopper and breaks away from the spacing groove, realizes that the arc strip carries out altitude mixture control work.

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

(1) the invention can drive the transmission connecting mechanism rotationally connected with the first connecting block to move downwards through the lifting mechanism arranged in the lifting groove, the bottom end of the transmission connecting mechanism drives the cross rod to move away from the first stop block, so that the cross rod pushes the second stop block to move to increase the distance between the cross rod and the first stop block, then the first block and the second block are placed at the two sides of the tyre from the side, then the second block is driven to move transversely by the lifting mechanism, so that the distance between the first stop block and the second stop block is reduced until the arc-shaped inclined planes of the first stop block and the second stop block are contacted with the outer side wall of the tire, thereby realizing the clamping and limiting work of the tire side wall, then the extension height of the arc-shaped supporting mechanism on the second stop block is adjusted, the contact position of the limiting wheel wall and the side face of the top end of the tire is adjusted, the limiting effect on the top end of the tire is achieved, and the retarding and limiting effect of the device on the tire is improved.

(2) The rolling support mechanism is arranged, so that the contact area between the tire and the arc-shaped inclined surfaces on the first stop block and the second stop block can be reduced, the friction braking force generated between the tire and the first stop block and the second stop block during rotation is further reduced, the first stop block and the second stop block are prevented from sliding, the integral stability of the device is improved, in addition, the lifting mechanism, the cross rod and the transmission connection mechanism can form a triangular support structure, the integral connection strength between the structures is increased, and the connection strength between the first stop block and the second stop block can be further increased.

(3) According to the tire wheel, the bottom parts of the first stop block and the second stop block can be supported by the first support plate and the second support plate, the oblique strips can be matched with the third spring to support the outer sides of the first stop block and the second stop block, so that the friction acting force generated when the tire rotates is buffered, and a part of the friction acting force is converted into the pressure on the ground by matching with the oblique force unloading action of the oblique grooves, so that the friction force between the first stop block and the ground and the friction force between the second stop block and the ground are increased, and the integral stability of the tire wheel is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of a partial perspective structure of a slider;

FIG. 4 is a schematic perspective view of a second stopper according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

FIG. 6 is a schematic cross-sectional view of a second stopper of the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 6 at C;

FIG. 8 is a structural view showing a tire in a stopped state according to the present invention.

Reference numerals:

1. a first stopper; 2. a second stopper; 3. a lifting groove; 4. a lifting block; 5. a first connection block; 6. a rotation handle; 7. a screw; 8. a first spring; 9. a diagonal bar; 10. a first support plate; 11. a slider; 12. a second support plate; 13. a cross bar; 14. a second connecting block; 15. a third connecting block; 16. a rotating groove; 17. a rotating wheel; 18. an arc-shaped strip; 19. a limiting wheel; 20. a collar; 21. a convex column; 22. a chute; 23. a limiting strip; 24. connecting columns; 25. a limiting groove; 26. a connecting strip; 27. an extension plate; 28. a handle block; 29. a second spring; 30. a loop bar; 31. a limiting block; 32. a guide slope; 33. an arc-shaped slot; 34. a chute; 35. a third spring; 36. and (5) oblique strips.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an embodiment of the invention provides a new energy automobile stop device, which includes a first stop 1 and a second stop 2;

specifically, symmetrical arc inclined planes have been seted up on first dog 1 and the second dog 2, be equipped with a plurality of rolling mechanism on the arc inclined plane of first dog 1 and second dog 2, lifting groove 3 has been seted up to one side of first dog 1, install elevating system in lifting groove 3, be fixed with first connecting block 5 on elevating system's the lift end, horizontal pole 13 has been installed in one side outer wall bottom lateral sliding of first dog 1, one side fixed connection of one end of first dog 1 and second dog 2 is kept away from to horizontal pole 13, one side outer wall fixedly connected with second connecting block 14 on horizontal pole 13, rotate between one side of second connecting block 14 and the first connecting block 5 and install transmission coupling mechanism, it has arc supporting mechanism to slide on the second dog 2 to peg graft, spacing wheel 19 is installed to top one side of arc supporting mechanism.

The specific working method comprises the following steps: the lifting mechanism arranged in the lifting groove 3 can drive the transmission connecting mechanism rotationally connected with the first connecting block 5 to move downwards, the bottom end of the transmission connecting mechanism drives the cross rod 13 to move in the direction away from the first stop block 1, so that the cross rod 13 pushes the second stop block 2 to move, the distance between the first stop block 1 and the second stop block 2 is increased, then the first stop block 1 and the second stop block 2 are placed on two sides of the tire from the side surface, then the lifting mechanism drives the second stop block 2 to move transversely, so that the distance between the first stop block 1 and the second stop block 2 is reduced until the arc-shaped inclined surfaces of the first stop block 1 and the second stop block 2 are contacted with the outer side wall of the tire, the clamping and limiting work of the side wall of the tire is realized, then the extension height of the arc-shaped supporting mechanism on the second stop block 2 is adjusted, the contact position between the side wall of the limiting wheel 19 and the side surface of the top end of the tire is adjusted, and the limiting effect on the top end of the tire is realized, the retarding and limiting effect of the device on the tire is improved, the contact area of the tire with the arc-shaped inclined surfaces on the first stop block 1 and the second stop block 2 can be reduced by the rolling support mechanism, further, the friction braking force generated between the tire and the first stop block 1 and the second stop block 2 when the tire rotates is reduced, the first stop block 1 and the second stop block 2 are prevented from sliding, the stability of the whole device is improved, in addition, the lifting mechanism, the cross rod 13 and the transmission connecting mechanism can form a triangular support structure, the integral connecting strength between the structures is increased, the connecting strength between the first stop block 1 and the second stop block 2 can be further increased, the rolling mechanism comprises a rotating wheel 17, convex shafts are arranged at two ends of the rotating wheel 17, rotating grooves 16 matched with the rotating wheel 17 are respectively formed in the arc-shaped inclined surfaces of the first stop block 1 and the second stop block 2, the rotating wheel 17 is rotatably installed in the corresponding rotating grooves 16 through the convex shafts, one side of the rotating wheel 17 protrudes out of the outer walls of the arc-shaped inclined surfaces of the first stop block 1 and the second stop block 2, the setting of runner 17 can reduce the area of contact between tire bottom lateral wall and first dog 1 and the second dog 2 with the tire bottom lateral wall contact of clamping state, reduces the friction braking effort, improves the retardant stability of device.

Specifically, elevating system includes screw rod 7, screw rod 7 sets up along vertical direction, screw rod 7 rotates and installs in lifting groove 3, threaded sleeve is equipped with elevator 4 on screw rod 7, elevator 4 forms sliding fit with lifting groove 3's inner wall, the top fixedly connected with rotation handle 6 of first dog 1 and screw rod 7 is passed on screw rod 7's top, one side of elevator 4 and the lateral wall fixed connection of first connecting block 5, screw rod 7's setting can drive elevator 4 up-and-down motion when rotating rotation handle 6, and then realize elevator 4 and drive the work purpose of first connecting block 5 up-and-down motion.

Specifically, be provided with first spring 8 in the lift groove 3, first spring 8 cover is established on the bottom outer wall of screw rod 7, the top of first spring 8 and the bottom contact of lifter 4, and the bottom of first spring 8 and the bottom inner wall contact of lift groove 3 can carry out elastic support work to the bottom of lifter 4 through setting up first spring 8, increase the support intensity between the structure.

Specifically, transmission coupling mechanism includes down tube 9, and the equal fixedly connected with lantern ring 20 in both ends of down tube 9 all is fixed with projection 21 on one side of first connecting block 5 and second connecting block 14, and the lantern ring 20 cover at down tube 9 both ends is established on corresponding projection 21, can install down tube 9 on first connecting block 5 and second connecting block 14 through setting up lantern ring 20 and projection 21, realizes transmission work purpose.

Specifically, a first supporting plate 10 and a second supporting plate 12 are respectively installed on two sides of the bottom of each of a first stop block 1 and a second stop block 2, an oblique strip 36 is fixed on the top of the first supporting plate 10, a chute 34 which forms a sliding insertion fit with the oblique strip 36 is formed at the bottom of each of the first stop block 1 and the second stop block 2, a third spring 35 is arranged inside the top end of the chute 34, the bottom end of the third spring 35 is in contact with the top of the oblique strip 36, the top end of the third spring 35 is in contact with the inner wall of the top of the chute 34, the bottom of each of the first stop block 1 and the second stop block 2 can be supported by arranging the first supporting plate 10 and the second supporting plate 12, the oblique strip 36 can support the outer sides of the first stop block 1 and the second stop block 2 by matching with the third spring 35, the friction acting force generated when the tire rotates is buffered, and the oblique force unloading action of the chute 34 is matched to convert a part of the friction acting force into pressure on the ground, and then increase the frictional force between first dog 1 and second dog 2 and ground, and then improve the holistic stability of device.

Specifically, the one end of horizontal pole 13 is fixed with third connecting block 15, one side of third connecting block 15 and one side outer wall fixed connection of second dog 2, the one end that third connecting block 15 was kept away from to horizontal pole 13 is fixed with slider 11, spout 22 has been seted up to one side outer wall of first dog 1, spout 22 forms horizontal sliding fit with slider 11, the top inner wall and the bottom inner wall of spout 22 all are fixed with and form sliding fit's spacing 23 with slider 11, can be along with horizontal pole 11 lateral motion through setting up slider 11, spout 22 can carry out the guide effect to slider 11, cooperate the limiting displacement of spacing 23, improve horizontal pole 11 and the lateral motion stability of slider 11.

Specifically, the arc-shaped supporting mechanism comprises two arc-shaped strips 18, two arc-shaped grooves 33 are formed in the top of the second stopper 2, the arc-shaped strips 18 are movably inserted into the corresponding arc-shaped grooves 33, a plurality of connecting columns 24 are fixed between the two arc-shaped strips 18, a connecting strip 26 is fixed at the top end of each arc-shaped strip 18, a rotating shaft is rotatably connected to one side of each connecting strip 26, one end of each rotating shaft, far away from the corresponding connecting strip 26, is fixedly connected with the axis of one side of the limiting wheel 19, the outer side wall of one of the arc-shaped strips 18 is provided with limit grooves 25 which are distributed equidistantly, one side of each limit groove 25 is provided with a limit mechanism which forms clamping limit fit with the limit groove 25, the arc-shaped strips 18 can slide in the arc-shaped grooves 33 of the second stop block 2, and then realize driving spacing wheel 19 and carry out position control for spacing wheel 19 can form the laminating clamping action in the different positions on tire sidewall top, and spacing groove 25 can realize the location locking work of arc 18 under stop gear's cooperation.

Specifically, stop gear includes and forms joint complex stopper 31 with spacing groove 25, top one side of second dog 2 is fixed with extension board 27, flexible canceling release mechanical system is installed to one side of extension board 27, flexible canceling release mechanical system's one end and stopper 31's lateral wall fixed connection, slant ascending direction inclined plane 32 has been seted up to stopper 31's bottom, direction inclined plane 32 contacts with spacing groove 25's bottom edge, spacing groove 25's top edge forms spacing cooperation with stopper 31's top, can make stopper 31 stretch into spacing groove 25 and form joint spacing cooperation under its elastic action through setting up flexible canceling release mechanical system, direction inclined plane 32 can contact and extrude with the bottom edge of spacing groove 25 when arc strip 18 upwards moves, promote stopper 31 and break away from on spacing groove 25, be convenient for arc strip 18 carries out altitude mixture control work.

Specifically, flexible canceling release mechanical system includes loop bar 30, loop bar 30 activity is pegged graft on extension board 27, the one end of loop bar 30 and stopper 31's lateral wall fixed connection, the one end that stopper 31 was kept away from to loop bar 30 is fixed with handle piece 28, the cover is equipped with second spring 29 on the loop bar 30, the one end of second spring 29 and stopper 31's lateral wall contact, the other end of second spring 29 and extension board 27's lateral wall contact, can drive stopper 31 and stretch into spacing inslot 25 and accomplish the locking effect after the arc strip 18 makes progress altitude mixture control through the reset effect that sets up second spring 29.

The specific working method comprises the following steps: when in use, the lifting mechanism in the lifting groove 3 can drive the transmission connecting mechanism rotationally connected with the first connecting block 5 to move downwards, and then the bottom end of the transmission connecting mechanism drives the cross rod 13 to move in the direction away from the first stop block 1, so that the cross rod 13 pushes the second stop block 2 to move, the distance between the first stop block 1 and the second stop block 2 is increased, then the first stop block 1 and the second stop block 2 are placed at two sides of the tire from the side, then the lifting mechanism drives the second stop block 2 to move transversely, so that the distance between the first stop block 1 and the second stop block 2 is reduced until the arc inclined planes of the first stop block 1 and the second stop block 2 are contacted with the outer side wall of the tire, the clamping and limiting work of the side wall of the tire is realized, then the extension height of the arc supporting mechanism on the second stop block 2 is adjusted, the contact position of the side wall of the limiting wheel 19 and the side surface of the top end of the tire is adjusted, and the limiting work of the top end of the tire is realized, the improvement device is to the retardant spacing effect of tire, rolling supporting mechanism can reduce the area of contact on the arc inclined plane on tire and first dog 1 and the second dog 2, and then reduce the tire when rotating and the friction braking force that produces between first dog 1 and the second dog 2, prevent that first dog 1 and second dog 2 from taking place to slide, improve the holistic stability of device, elevating system in addition, horizontal pole 13 and transmission coupling mechanism can form triangular support structure, increase the bulk connection intensity between the structure, further can increase the joint strength between first dog 1 and the second dog 2.

The embodiment of the invention provides a vehicle bumper preventing method of a portable new energy automobile bumper device, which comprises the following steps:

s1: the transmission connecting mechanism rotationally connected with the first connecting block 5 can be driven to move downwards through the lifting mechanism in the lifting groove 3, and then the bottom end of the transmission connecting mechanism drives the cross rod 13 to move in the direction away from the first stop block 1, so that the cross rod 13 pushes the second stop block 2 to move, and the distance between the second stop block and the first stop block 1 is increased;

s2: placing a first stop block 1 and a second stop block 2 at two sides of a tire from the side, and then driving the second stop block 2 to move transversely through a lifting mechanism, so that the distance between the first stop block 1 and the second stop block 2 is reduced until the arc-shaped inclined planes of the first stop block 1 and the second stop block 2 are contacted with the outer side wall of the tire, and the clamping and limiting work of the side wall of the tire is realized;

s3: the extending height of the arc-shaped supporting mechanism on the second stop block 2 is adjusted, and the contact position of the side wall of the limiting wheel 19 and the side surface of the top end of the tire is adjusted, so that the limiting effect on the top end of the tire is realized;

s4: the arc-shaped strip 18 can slide in the arc-shaped groove 33 of the second stopper 2, so that the limiting wheel 19 is driven to adjust the position, the limiting wheel 19 can form a joint clamping effect at different positions of the top end of the side wall of the tire, and the limiting groove 25 can realize the positioning and locking work of the arc-shaped strip 18 under the cooperation of the limiting mechanism;

s5: the telescopic resetting mechanism can enable the limiting block 31 to stretch into the limiting groove 25 to form clamping limiting matching under the elastic action of the telescopic resetting mechanism, the guide inclined plane 32 can be contacted and extruded with the bottom edge of the limiting groove 25 when the arc-shaped strip 18 moves upwards, the limiting block 31 is pushed to be separated from the limiting groove 25, and the arc-shaped strip 18 is enabled to be subjected to height adjustment work.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.