阅读说明：本技术 一种带多重保护功能的公园跑步机 (Take multiple protect function's park treadmill ) 是由 陈嗣梦 于 2020-12-08 设计创作，主要内容包括：本发明公开了一种带多重保护功能的公园跑步机,包括支架,所述支架数量为两个,且前后对称固定设置在地面上,所述两个支架之间固定设有一支撑台,所述支撑台内设有防护装置,每个所述支架上中部分别设有转动装置,每个所述转动装置上侧分别设有控制装置,本发明通过设置防护装置使得本发明在使用的过程中只有操作者站立在滚筒上时,滚筒才能转动,而滚筒启动时需要提供一定的转动力,避免操作者刚刚站立时,在滚筒上滑倒,且在使用过程中,本发明可通过双手进行紧急制动,避免操作者因用力过猛滚筒转动过快发生滑倒,同时本发明在紧急制动时可保护自身内部零部件免受损伤。(The invention discloses a park running machine with multiple protection functions, which comprises two brackets, and is symmetrically and fixedly arranged on the ground front and back, a supporting platform is fixedly arranged between the two brackets, the protective device is arranged in the supporting table, the middle part of each bracket is respectively provided with the rotating device, the upper side of each rotating device is respectively provided with the control device, the protective device is arranged, so that when an operator stands on the roller in the using process, the roller can rotate, and a certain rotating force needs to be provided when the roller is started, so that the problem that when an operator just stands up, the roller can slide on the roller, and in the using process, the roller can be braked emergently by two hands, so that the roller can be prevented from sliding down due to the fact that an operator applies too much force and the roller rotates too fast, and internal parts of the roller can be protected from being damaged in the process of emergency braking.)

1. The utility model provides a take multiple protect function's park treadmill, includes support (13), its characterized in that: the number of the supports (13) is two, the supports are symmetrically and fixedly arranged on the ground front and back, a supporting table (11) is fixedly arranged between the two supports (13), a protection device is arranged in each supporting table (11), a rotating device is arranged at the middle of each support (13), a control device is arranged on the upper side of each rotating device, a placement cavity (31) is formed in each supporting table (11), each protection device comprises a plurality of groups of rotating assemblies uniformly arranged along the length direction of the placement cavity (31), each rotating assembly comprises two groups of rotating components symmetrically arranged on the placement cavity (31) front and back, each rotating component comprises a lifting cavity (32) formed in one end wall of the placement cavity (31), a supporting block (39) is fixedly arranged on the lower end wall of the lifting cavity (32), a reset cavity (41) is formed in the supporting block (39), and a lifting block (38) is arranged in the reset cavity (41) in a sliding, the utility model discloses a cylinder, including lift piece (38), lift chamber (41), square piece (33), cylinder chamber (30) have been seted up on square piece (33), cylinder chamber (30) inner wall pressure equipment is equipped with ball bearing (34), ball bearing (34) inner circle pressure equipment is equipped with axis of rotation (35), the circumference evenly is equipped with a plurality of speed reduction holes (36) on axis of rotation (35), reserved chamber (37), two have been seted up to lift chamber (32) inner wall fixed being equipped with a cylinder (12) in axis of rotation (35) terminal surface in opposite directions.

2. The park treadmill with multiple protection functions as recited in claim 1, wherein: the protection device further comprises a fixed block (68) fixedly arranged on the upper end wall of the reserved cavity (37), an arc-shaped groove (45) is formed in the lower end face of the fixed block (68), a speed reducing pin (42) is arranged in the arc-shaped groove (45) in a sliding mode, the speed reducing pin (42) abuts against the speed reducing hole (36), and the left end face and the right end face of the speed reducing pin (42) abut against the inner wall of the arc-shaped groove (45) through second springs (43).

3. The park treadmill with multiple protection functions as recited in claim 2, wherein: the protection device further comprises a placement cavity (29) formed in the lower end wall of the reserved cavity (37), the lower end wall of the placement cavity (29) is an inclined plane with a lower left end and a higher right end, a plurality of groups of jacking assemblies are arranged on the lower end wall of the placement cavity (29) along the length direction of the placement cavity, each jacking assembly comprises a moving block (25) which is arranged in the placement cavity (29) in a left-right sliding mode, the lower end face of each moving block (25) is an inclined plane with a lower left end and a higher right end, the rightmost moving block (25) in each jacking assembly is connected with the inner wall of the placement cavity (29) through a third spring (24), a rolling cavity (57) is formed in the upper end face of each moving block (25), balls (56) are arranged in the rolling cavity (57) in a rolling mode, the opposite end faces of every two adjacent moving blocks (25) are fixedly connected through a connecting rod (26), and a jacking, jacking board (27) lower terminal surface is equipped with a plurality of parallel grooves (58) along its length direction, parallel groove (58) terminal surface with ball (56) offset, jacking board (27) up end with settle chamber (29) upper end wall and connect through a plurality of fourth spring (28), jacking board (27) up end is equipped with multiunit buffering subassembly along its length direction, the buffering subassembly is including fixed jacking piece (46) that set up at jacking board (27) up end, cushion chamber (47) have been seted up to jacking piece (46) up end, it is equipped with spacer pin (49) to slide in cushion chamber (47), terminal surface about spacer pin (49) with cushion chamber (47) inner wall passes through fifth spring (48) and connects.

4. The park treadmill with multiple protection functions as recited in claim 1, wherein: rotating device is including fixed jackshaft (67) that sets up at support (13) up end, the symmetry is equipped with two dog (51) on jackshaft (67), the cover is equipped with hollow post (50) on jackshaft (67), hollow post (50) left end face is fixed and is equipped with handrail (14), be equipped with on hollow post (50) and rotate chamber (55), rotate chamber (55) with jackshaft (67) rotate to be connected, it is equipped with two spring chamber (52) to rotate the symmetry on chamber (55), about spring chamber (52) terminal surface with spring chamber (52) inner wall passes through sixth spring (54) and connects.

5. The park treadmill with multiple protection functions as recited in claim 1, wherein: the control device comprises a reserved cavity (69) arranged on a support (13), a small shaft (21) is arranged on the inner wall of the reserved cavity (69) in a rotating mode, a right reversing wheel (22) is fixedly arranged on the small shaft (21), a right steel wire rope (17) is wound on the reversing wheel (22), a right buffer plate (16) is arranged on the left side of the hollow column (50), the right end face of the buffer plate (16) is connected with the surface of the hollow column (50) through a plurality of seventh springs (18), one end of the steel wire rope (17) is connected with the right end face of a rightmost moving block (25) in the jacking assembly, and the other end of the steel wire rope is connected with the right end face of the buffer plate (16).

6. The park treadmill with multiple protection functions as recited in claim 5, wherein: the control device further comprises two fixing plates (59) which are arranged on the hollow column (50) in an up-and-down symmetrical mode, each fixing plate (59) is provided with a ball cavity (66) and a pull rod (15) at one end in opposite directions, the buffer plate (16) is connected with the pull rod (15) through two connecting plates (60), the pull rod (15) is provided with two sets of limiting assemblies in an up-and-down symmetrical mode, each limiting assembly comprises a power storage cavity (62) which is arranged at one end face of the pull rod (15), an extrusion plate (64) is arranged in the power storage cavity (62) in a sliding mode, the extrusion plate (64) is connected with the inner wall of the power storage cavity (62) through an eighth spring (63), steel balls (65) are fixedly arranged on the upper end face of the extrusion plate (64), and the steel balls (65) are abutted to the ball cavities (66).

Technical Field

The invention belongs to the field of fitness, and particularly relates to a park treadmill with multiple protection functions.

Background

The treadmill is a common masses leisure body-building apparatus, it is comparatively general in community and park, in community's recreation ground, the most common treadmill is a mechanical type treadmill, it relies on the frictional force that runner's foot and roller produced to drive the operation, moreover, the steam generator is simple in structure, economy, can temper the health through the treadmill, but the park treadmill runs fast more in the use of reality, do not slow down and emergency braking, adult uses and still has certain risk, the in-process that old man and child used leads to danger more serious, the possibility that the existence made the operator fall down, and park treadmill often can be blocked by the stone, can't take out and lead to the device harm.

Disclosure of Invention

The invention aims to solve the problem that the park treadmill in the prior art cannot be decelerated and emergently braked, and provides the park treadmill with multiple protection functions.

The technical scheme of the invention is as follows: a park treadmill with multiple protection functions comprises two supports, wherein the supports are symmetrically and fixedly arranged on the ground front and back, a supporting platform is fixedly arranged between the two supports, a protective device is arranged in the supporting platform, a rotating device is respectively arranged at the middle part of each support, a control device is respectively arranged at the upper side of each rotating device, a mounting cavity is formed in the supporting platform, the protective device comprises a plurality of groups of rotating assemblies which are uniformly arranged along the length direction of the mounting cavity, each rotating assembly comprises two groups of rotating components which are symmetrically and longitudinally arranged on the mounting cavity, each rotating component comprises a lifting cavity formed in one end wall of the mounting cavity, a supporting block is fixedly arranged on the lower end wall of the lifting cavity, a resetting cavity is formed in the supporting block, a lifting block is slidably arranged in the resetting cavity, and the lower end face of the lifting block is connected with the inner wall of the resetting cavity, the lifting block is characterized in that a square block is fixedly arranged on the upper end face of the lifting block, the square block is arranged in the lifting cavity in a vertically sliding mode, a cylindrical cavity is formed in the square block, a ball bearing is arranged on the inner wall of the cylindrical cavity in a press-fitting mode, an inner ring of the ball bearing is provided with a rotating shaft in a press-fitting mode, a plurality of speed reducing holes are evenly formed in the circumference of the rotating shaft, a reserved cavity is formed in the inner wall of the lifting cavity, and a roller is fixedly arranged on.

Preferably, the protection device further comprises a fixed block fixedly arranged on the upper end wall of the reserved cavity, an arc-shaped groove is formed in the lower end face of the fixed block, a speed reducing pin is arranged in the arc-shaped groove in a sliding mode, the speed reducing pin abuts against the speed reducing hole, and the left end face and the right end face of the speed reducing pin abut against the inner wall of the arc-shaped groove through second springs respectively.

Preferably, the protection device further comprises a placement cavity arranged on the lower end wall of the reserved cavity, the lower end wall of the placement cavity is an inclined plane with a lower left end and a higher right end, the lower end wall of the placement cavity is provided with a plurality of groups of jacking assemblies along the length direction of the placement cavity, each jacking assembly comprises moving blocks arranged in the placement cavity in a left-right sliding manner, the lower end surface of each moving block is an inclined plane with a lower left end and a higher right end, the rightmost moving block in each jacking assembly is connected with the inner wall of the placement cavity through a third spring, the upper end surface of each moving block is provided with a rolling cavity, balls are arranged in the rolling cavities in a rolling manner, each two adjacent opposite end surfaces of the moving blocks are respectively and fixedly connected through a connecting rod, the upper end surfaces of the balls of the plurality of jacking assemblies are provided with jacking plates, the lower end surfaces of the jacking plates are provided with a plurality of parallel grooves along the length direction, the end surfaces of the, the jacking plate up end is equipped with multiunit buffering subassembly along its length direction, the buffering subassembly is including the fixed jacking piece that sets up at the jacking plate up end, the cushion chamber has been seted up to jacking piece up end, the slip of cushion intracavity is equipped with the spacer pin, about the spacer pin terminal surface with cushion intracavity wall passes through fifth spring coupling.

Preferably, the rotating device comprises a middle shaft fixedly arranged on the upper end face of the support, two stop blocks are symmetrically arranged on the middle shaft, a hollow column is sleeved on the middle shaft, a handrail is fixedly arranged on the left end face of the hollow column, a rotating cavity is arranged on the hollow column, the rotating cavity is rotatably connected with the middle shaft, two spring cavities are symmetrically arranged on the rotating cavity, and the left end face and the right end face of each spring cavity are connected with the inner wall of each spring cavity through a sixth spring.

Preferably, the control device comprises a reserved cavity arranged on the support, a small shaft is rotatably arranged on the inner wall of the reserved cavity, a right reversing wheel is fixedly arranged on the small shaft, a right steel wire rope is wound on the reversing wheel, a right buffer plate is arranged on the left side of the hollow column, the right end face of the buffer plate is connected with the surface of the hollow column through a plurality of seventh springs, one end of the steel wire rope is connected with the right end face of a rightmost moving block in the jacking assembly, and the other end of the steel wire rope is connected with the right end face of the buffer plate.

Preferably, the control device further comprises two fixed plates which are arranged on the hollow column in an up-and-down symmetrical manner, each fixed plate is provided with a ball cavity at one end in opposite directions, two pull rods are arranged on the end faces of the fixed plates in opposite directions, the buffer plate is connected with the pull rods through two connecting plates, two groups of limiting assemblies are arranged on the pull rods in an up-and-down symmetrical manner, each limiting assembly comprises a force storage cavity arranged on one end face of each pull rod, an extrusion plate is arranged in the force storage cavity in a sliding manner, the extrusion plate is connected with the inner wall of the force storage cavity through an eighth spring, steel balls are fixedly arranged on the upper end face of the extrusion plate, and the steel balls.

Has the advantages that:

1. the protective device is arranged, so that the roller can rotate only when an operator stands on the roller in the use process, a certain rotating force needs to be provided when the roller is started, the phenomenon that the operator slips on the roller when the operator just stands is avoided, in the use process, the emergency braking can be carried out through two hands, the phenomenon that the roller slips due to over-strong force of the operator due to over-quick rotation of the roller is avoided, and meanwhile, the internal parts of the roller can be protected from being damaged in the emergency braking process;

2. by arranging the rotating device, the chest expanding exercise can be carried out, the functionality of the device is improved, and the entertainment is increased.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention

FIG. 3 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;

FIG. 5 is a cross-sectional view at C-C of FIG. 4;

FIG. 6 is a cross-sectional view taken at D-D of FIG. 1;

FIG. 7 is an enlarged schematic view at E in FIG. 2;

in the figure, the support table 11, the roller 12, the bracket 13, the armrest 14, the pull rod 15, the buffer plate 16, the wire rope 17, the seventh spring 18, the small shaft 21, the reversing wheel 22, the third spring 24, the moving block 25, the connecting rod 26, the lifting plate 27, the fourth spring 28, the mounting cavity 29, the cylindrical cavity 30, the mounting cavity 31, the lifting cavity 32, the square block 33, the ball bearing 34, the rotating shaft 35, the decelerating hole 36, the reserved cavity 37, the lifting block 38, the supporting block 39, the first spring 40, the returning cavity 41, the decelerating pin 42, the second spring 43, the arc-shaped groove 45, the lifting block 46, the buffer cavity 47, the fifth spring 48, the limiting pin 49, the hollow column 50, the stopper 51, the spring cavity 52, the sixth spring 54, the rotating cavity 55, the balls 56, the rolling cavity 57, the parallel grooves 58, the fixing plate 59, the connecting plate 60, the force storage cavity 62, the eighth spring 63, the extrusion plate 64, the steel balls 65, the ball cavity 66, A fixed block 68 and a reserved cavity 69.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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. For convenience of description, the specific form of the spring attachment is not described below, and may be provided in the conventional manner of a mechanical design manual, i.e., by providing a groove or protrusion for positioning the spring.

As shown in figures 1, 3, 4 and 5, the park treadmill with multiple protection functions comprises two supports 13, wherein the number of the supports 13 is two, the supports 13 are symmetrically and fixedly arranged on the ground in the front-back direction, a supporting platform 11 is fixedly arranged between the two supports 13, a protective device is arranged in the supporting platform 11, a rotating device is respectively arranged at the middle part of each support 13, a control device is respectively arranged at the upper side of each rotating device, a mounting cavity 31 is arranged on the supporting platform 11, the protective device comprises a plurality of groups of rotating assemblies which are uniformly arranged along the length direction of the mounting cavity 31, each rotating assembly comprises two groups of rotating components which are symmetrically and longitudinally arranged on the mounting cavity 31, each rotating component comprises a lifting cavity 32 arranged on one end wall of the mounting cavity 31, a supporting block 39 is fixedly arranged on the lower end wall of the lifting cavity 32, a reset cavity 41 is arranged on the supporting block 39, a lifting block 38 is arranged in the reset cavity, the fixed square piece 33 that is equipped with of elevator 38 up end, the interior slip from top to bottom of elevator chamber 32 is equipped with square piece 33, has seted up cylinder chamber 30 on the square piece 33, and the pressure equipment of cylinder chamber 30 inner wall is equipped with ball bearing 34, and the pressure equipment of ball bearing 34 inner circle is equipped with axis of rotation 35, and the circumference evenly is equipped with a plurality of speed reduction holes 36 on the axis of rotation 35, and reservation chamber 37 has been seted up to elevator chamber 32 inner wall, and two axis of rotation 35 are equipped with a cylinder 12 in the fixed terminal surface in opposite.

As shown in fig. 1 and 5, the protection device further includes a fixing block 68 fixedly disposed on the upper end wall of the reserved cavity 37, an arc-shaped groove 45 is disposed on the lower end surface of the fixing block 68, a speed reducing pin 42 is slidably disposed in the arc-shaped groove 45, the speed reducing pin 42 abuts against the speed reducing hole 36, and the left end surface and the right end surface of the speed reducing pin 42 abut against the inner wall of the arc-shaped groove 45 through a second spring 43.

As shown in fig. 1, 2 and 5, the protection device further includes a placement cavity 29 formed in the lower end wall of the reserved cavity 37, the lower end wall of the placement cavity 29 is an inclined plane with a lower left end and a higher right end, a plurality of sets of jacking assemblies are arranged on the lower end wall of the placement cavity 29 along the length direction of the placement cavity, each jacking assembly includes a moving block 25 slidably arranged in the placement cavity 29 in the left-right direction, the lower end surface of each moving block 25 is an inclined plane with a lower left end and a higher right end, the rightmost moving block 25 in each jacking assembly is connected with the inner wall of the placement cavity 29 through a third spring 24, a rolling cavity 57 is formed in the upper end surface of each moving block 25, balls 56 are arranged in the rolling cavity 57 in a rolling manner, the opposite end surfaces of every two adjacent moving blocks 25 are fixedly connected through a connecting rod 26, a jacking plate 27 is arranged on the upper end surfaces of the plurality of sets of jacking assemblies, a plurality of parallel grooves 58 are formed in the lower end surface of the jacking plate 27 along the, jacking board 27 up end is equipped with multiunit buffering subassembly along its length direction, and buffering subassembly is including the fixed jacking piece 46 that sets up at jacking board 27 up end, and cushion chamber 47 has been seted up to jacking piece 46 up end, and it is equipped with spacer pin 49 to slide in cushion chamber 47, and terminal surface and cushion chamber 47 inner wall pass through fifth spring 48 and are connected about spacer pin 49.

When the device is used, an operator stands on the roller 12 with feet and holds the control device with hands respectively, at the moment, the gravity of the operator acts on the roller 12, the roller 12 drives the rotating shaft 35 to move downwards, the rotating shaft 35 moves downwards to drive the speed reducing pin 53 to move downwards until the speed reducing pin 42 is separated from the speed reducing hole 36, the square block 33 is abutted against the supporting block 39, the first spring 40 is compressed, at the moment, the speed reducing hole 36 is not abutted against the limiting pin 49, and at the moment, the operator can exercise and run on the roller 12; when the feet of the operator are separated from the roller 12, the first spring 40 is restored to the initial state, the speed reducing hole 36 on the rotating shaft 35 is again abutted to the speed reducing pin 42, and the rotating shaft 35 has inertia force to drive the speed reducing pin 42 to perform speed reducing movement in the arc-shaped groove 45, so that the rotating shaft 35 drives the roller 12 to perform speed reducing, and the safety of the operator is protected; when small stones are stuck between the two rollers 12, an operator can independently press one of the rollers 12 to move downwards, so that a gap between the two rollers 12 is enlarged, and the operator can take out the stones conveniently; when the operator tramples the cylinder 12 at both feet and meets emergency, operator's accessible both hands start control device, control device makes the movable block 25 receive the ascending pulling force in the right side, because of settling the chamber 29 lower end wall for the inclined plane, when the movable block 25 moves to the right side, jacking board 27 upwards moves to the left side, drive jacking piece 46 upwards moves to the spacer pin 49 and offsets with reserving the chamber 37, axis of rotation 35 drives supporting shoe 39 at the rotation of cushion chamber 47 this moment, restriction cylinder 12 pivoted scope, the protection operator avoids falling down, the inside spare part spacer pin 49 of protection device does not receive great impact force simultaneously, make its damage.

As shown in fig. 1 and 6, the rotating device further comprises an intermediate shaft 67 fixedly arranged on the upper end surface of the support 13, two stoppers 51 are symmetrically arranged on the intermediate shaft 67, a hollow column 50 is sleeved on the intermediate shaft 67, a handrail 14 is fixedly arranged on the left end surface of the hollow column 50, a rotating cavity 55 is arranged on the hollow column 50, the rotating cavity 55 is rotatably connected with the intermediate shaft 67, two spring cavities 52 are symmetrically arranged on the rotating cavity 55, and the left and right end surfaces of the spring cavity 52 are connected with the inner wall of the spring cavity 52 through a sixth spring 54.

When an operator stands on the ground, the operator can hold the handrail 14 with two hands respectively, rotate the hollow column 50, and fixedly arrange the intermediate shaft 67 on the bracket 13, the intermediate shaft 67 does not rotate, so that the sixth spring 54 in the spring cavity 52 is deformed, and the chest strength of the operator is assisted to be exercised.

As shown in fig. 1 and 2, the control device comprises a reserved cavity 69 arranged on the support 13, a small shaft 21 is arranged on the inner wall of the reserved cavity 69 in a rotating mode, a right reversing wheel 22 is fixedly arranged on the small shaft 21, a right steel wire rope 17 is wound on the reversing wheel 22, a right buffer plate 16 is arranged on the left side of the hollow column 50, the right end face of the buffer plate 16 is connected with the surface of the hollow column 50 through a plurality of seventh springs 18, one end of the steel wire rope 17 is connected with the right end face of a rightmost moving block 25 in the jacking assembly, and the other end of the steel wire rope is connected with the.

As shown in fig. 1, 2, and 7, the control device further includes two fixing plates 59 disposed on the hollow column 50 in an up-down symmetrical manner, a ball chamber 66 is disposed at one opposite end of each fixing plate 59, a pull rod 15 is disposed at the opposite end faces of the two fixing plates 59, the buffer plate 16 is connected to the pull rod 15 through two connecting plates 60, two sets of limiting assemblies are disposed on the pull rod 15 in an up-down symmetrical manner, each limiting assembly includes a power storage chamber 62 disposed at one end face of the pull rod 15, an extrusion plate 64 is slidably disposed in the power storage chamber 62, the extrusion plate 64 is connected to the inner wall of the power storage chamber 62 through an eighth spring 63, a steel ball 65 is fixedly disposed on the upper end face of the extrusion plate 64, and the steel ball 65.

When the operator uses the invention, the four fingers of the hands standing on the roller 12 respectively pass through the pull rod 15 and the buffer plate 16, and the palm of the hand is pressed on the handrail 14; when an operator is about to slip in the using process, the operator can grip the pull rod 15 tightly by four fingers to enable the pull rod 15 to move leftwards, the pull rod 15 drives the steel balls 65 to move leftwards, the steel balls 65 are enabled to be separated from the ball cavities 66, the pull rod 15 drives the connecting plate 60 to move leftwards, the connecting plate 60 drives the buffer plate 16 to move leftwards, the buffer plate 16 drives the moving block 25 in the protection device to move rightwards and upwards through the steel wire rope 17, the roller 12 is enabled to be limited to rotate, and the safety of the operator is protected.

Other parts in the present invention are not described in detail for the prior art.