CN213676931U

CN213676931U - Automobile spare tire suspension device

Info

Publication number: CN213676931U
Application number: CN202022517699.2U
Authority: CN
Inventors: 孙浩
Original assignee: Hengshui Hengda Automobile Parts Co ltd
Current assignee: Hengshui Hengda Automobile Parts Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-13
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to a spare tyre hangs technical field, especially relates to an automobile spare tyre linkage. The device comprises a frame body, a spare tire frame arranged at the bottom of the frame body, a supporting device arranged at the center of the spare tire frame and a rotating device arranged on one side of the frame body; the rotating device comprises a power device, a first reel, a second reel, a square shaft, an inner gear and a spring; the first reel and the second reel are respectively matched in the groove of the frame body in a rotating way; a square hole is formed in the center of the reel; the square shaft penetrates through the square hole; the power device is adopted to drive the reel to rotate, so that the spare tire can be lifted to the spare tire rack, and the operation is convenient; the rotating device is used for tightening the frame rope, so that the spare tire is always in the spare tire frame, the lifting is convenient, and the time and the labor are saved; the spare tire is clamped on the spare tire frame by the supporting device, so that the spare tire is prevented from falling easily when encountering bumping.

Description

Automobile spare tire suspension device

Technical Field

The utility model relates to a spare tyre hangs technical field, especially relates to an automobile spare tyre linkage.

Background

The spare tire is arranged on a common automobile so as to be convenient for timely replacement when the automobile tire bursts. According to different vehicle types, the spare tire is generally placed below the floor of a trunk or hung below the tail of a vehicle or fixed outside a trunk door. Different spare tire suspension brackets are arranged at different storage positions. But a lot of outer hanging quick change devices that use are more laborious when loading and unloading spare tyre, greatly increased the degree of difficulty of changing the spare tyre, especially to some less women drivers of strength, it is more difficult to change the spare tyre. And the spare tire is loaded and unloaded, and the spare tire is installed on quick change device and then stability is not good, has the potential safety hazard of landing.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a vehicle spare tire suspension device aiming at the technical defects, a power device is adopted to drive a reel to rotate, thereby ensuring that the spare tire can be lifted to a spare tire rack, and the operation is convenient; the rotating device is used for tightening the frame rope, so that the spare tire is always in the spare tire frame, the lifting is convenient, and the time and the labor are saved; the spare tire is clamped on the spare tire frame by the supporting device, so that the spare tire is prevented from falling easily when encountering bumping.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the device comprises a frame body, a spare tire frame arranged at the bottom of the frame body, a supporting device arranged at the center of the spare tire frame and a rotating device arranged on one side of the frame body; the rotating device comprises a power device, a first reel, a second reel, a square shaft, an inner gear and a spring; the first reel and the second reel are respectively matched in the groove of the frame body in a rotating way; a square hole is formed in the center of the reel; the square shaft penetrates through the square hole; the inner gear is welded on the top of the second reel; a cross bar is arranged at the bottom of the square shaft; the cross rod is clamped with the inner gear; a groove is formed in the center of the top of the second reel; the spring is arranged in the groove, one end of the spring is arranged at the bottom of the cross rod, and the other end of the spring is in contact fit with the bottom of the groove; the supporting device comprises a rope, a central block, a lifting rod, a connecting rod and a supporting rod; one ends of the two ropes are wound on the first reel and the second reel respectively, and the other ends of the two ropes are installed on the lifting rod and the central block respectively; the center of the center block is provided with a through hole; the lifting rod is in sliding fit in the through hole; one end of the supporting rod is connected to the bottom of the central block through a rotating shaft; one end of the connecting rod is connected to the bottom of the lifting rod in a rotating mode, and the other end of the connecting rod is connected to the supporting rod in a rotating mode.

Further optimize this technical scheme, be located the spare tire rack top is installed on the support body and is provided with the pulley, pulley and rope contact cooperation.

Further optimizing the technical scheme, the power device comprises a large gear, a small gear and a fixed shaft; the large gear is fixedly connected to the bottom of the reel II; the fixed shaft is rotatably matched on the frame body; the pinion is connected with the bottom key of the fixed shaft; a square groove is formed in the top of the fixed shaft; the small gear is in meshed transmission with the large gear.

Further optimize this technical scheme, a reel top is provided with the same square groove with on the fixed axle, square groove is concentric with the square hole.

Further optimize this technical scheme, the diameter of center block is the same with the central opening diameter of spare tyre.

Further optimizing the technical scheme, the pulleys and the frame body are respectively provided with a circular ring; the rope runs through the ring.

Further optimize this technical scheme, bracing piece and connecting rod circumference are provided with at least three groups on the center block.

Compared with the prior art, the utility model has the advantages of it is following: 1. the reel I and the reel II are driven to rotate by the matching of the crank and the two square grooves, so that the structure is beneficial to ensuring that the spare tire is convenient to lift and lower, is easy to disassemble and saves time and labor; 2. the rotating shaft can be lifted through the spring and is meshed with the internal gear, and the structure is favorable for ensuring that the first reel and the second reel can rotate simultaneously or separately; 3. the connecting rod drives the supporting rod to rotate, the structure is favorable for ensuring that the spare tire can be clamped on the spare tire frame, and the spare tire is also conveniently detached from the supporting rod.

Drawings

Fig. 1 is a schematic view of the general structure of a spare tire suspension device for an automobile.

Fig. 2 is a schematic bottom view of a spare tire suspension device for an automobile.

Fig. 3 is an exploded view of a rotating device of a spare tire suspension device for an automobile.

Fig. 4 is a schematic view of a support device for a spare tire suspension device of an automobile.

Fig. 5 is an exploded view of a support device for a spare tire suspension of an automobile.

In the figure: 1. a frame body; 2. a spare tire rack; 3. a support device; 4. a rotating device; 5. a power plant; 6. a reel I; 7. a second reel; 8. a square shaft; 9. an internal gear; 10. a spring; 11. a square hole; 12. a cross bar; 13. a groove; 14. a rope; 15. a center block; 16. a lifting rod; 17. a connecting rod; 18. a support bar; 19. a through hole; 20. a pulley; 21. a bull gear; 22. a pinion gear; 23. a fixed shaft; 24. a square groove; 25. a circular ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the tire repair device comprises a frame body 1, a spare tire carrier 2 arranged at the bottom of the frame body 1, a supporting device 3 arranged at the center of the spare tire carrier 2, and a rotating device 4 arranged at one side of the frame body 1; the rotating device 4 comprises a power device 5, a first reel 6, a second reel 7, a square shaft 8, an internal gear 9 and a spring 10; the first reel 6 and the second reel 7 are respectively matched in the groove of the frame body 1 in a rotating way; a square hole 11 is formed in the center of the first reel 6; the square shaft 8 penetrates through the square hole 11; the inner gear 9 is welded on the top of the second reel 7; a cross bar 12 is arranged at the bottom of the square shaft 8; the cross rod 12 is clamped with the inner gear 9; a groove 13 is formed in the center of the top of the second reel 7; the spring 10 is arranged in the groove 13, one end of the spring is arranged at the bottom of the cross rod 12, and the other end of the spring is in contact fit with the bottom of the groove 13; the supporting device 3 comprises a rope 14, a central block 15, a lifting rod 16, a connecting rod 17 and a supporting rod 18; one ends of the two ropes 14 are wound on the first reel 6 and the second reel 7 respectively, and the other ends of the two ropes are installed on the lifting rod 16 and the central block 15 respectively; the center of the center block 15 is provided with a through hole 19; the lifting rod 16 is in sliding fit in the through hole 19; one end of the support rod 18 is connected with the bottom of the central block 15 through a rotating shaft; one end of the connecting rod 17 is connected with the bottom of the lifting rod 16 through a rotating shaft, and the other end of the connecting rod is connected with the supporting rod 18 through a rotating shaft; a pulley 20 is arranged on the frame body 1 at the top of the spare tire frame 2, and the pulley 20 is in contact fit with the rope 14; the power device 5 comprises a large gear 21, a small gear 22 and a fixed shaft 23; the large gear 21 is fixedly connected to the bottom of the second reel 7; the fixed shaft 23 is rotatably matched on the frame body 1; the pinion 22 is in key connection with the bottom of the fixed shaft 23; the top of the fixed shaft 23 is provided with a square groove 24; the small gear 22 is in meshed transmission with the large gear 21; the top of the first reel 6 is provided with a square groove 24 which is the same as that of the fixed shaft 23, and the square groove 24 is concentric with the square hole 11; the diameter of the central block 15 is the same as the diameter of the central opening of the spare tire; the pulley 20 and the frame body 1 are respectively provided with a circular ring 25; the cord 14 extends through the ring 25; the support rods 18 and the connecting rods 17 are circumferentially arranged in at least three groups on the central block 15.

In use, as shown in fig. 1 to 5, firstly, the frame body 1 can be used for being mounted at the bottom or the tail of an automobile; then, two square holes concentric with the square groove 24 are formed in the corresponding position of the automobile, the square holes in the automobile are compared with the square groove 24, and the crank is convenient to be matched with the square groove 24; then, the crank is pressed downwards, the crank pushes the square shaft 8 to descend in the square hole 11, the cross rod 12 at the lower part of the square shaft 8 descends to the inner gear 9 and is clamped with the inner gear 9, the spring 10 exerts force in the groove 13 at the moment, then the crank is rotated to drive the first reel 6 and the second reel 7 to rotate in the groove of the frame body 1, the first reel 6 and the second reel 7 drive the rope 14 to transfer out of the first reel 6 and the second reel 7 and descend from the pulley 20, and the pulley 20, the first reel 6 and the circular ring 25 on the second reel 7 can assist the rope 14 to move so as to prevent the rope 14 from separating from the track; the first reel 6 and the second reel 7 move simultaneously to lower the whole supporting device 3 to the designated position, the crank is inserted into the square groove 24 of the fixed shaft 23, the fixed shaft 23 is driven to rotate by rotation, the fixed shaft 23 drives the small gear 22, the small gear 22 is meshed with the large gear 21 to drive the large gear 21 to rotate, the large gear 21 is arranged on the second reel 7, so that the second reel 7 is driven to rotate, the spring 10 is reset at the moment, the cross rod 12 is ejected out of the inner gear 9, the cross rod 12 is not meshed with the inner gear 9, so that only the second reel 7 rotates when rotating, the lifting rod 16 is driven by the rope 14 to slide in the through hole 19 of the central block 15, the supporting rod 18 is driven by the connecting rod 17 to rotate when sliding, and when rotating to be parallel to the central block 15 (as shown in figure 5), the spare tire is directly separated from the supporting device 3, so that the operation of a driver is facilitated, and time and labor are saved; when the spare tire is assembled on the spare tire frame 2, the central block 15 only needs to be inserted into the spare tire from the central opening of the spare tire, at the moment, the support rod 18 is parallel to the central block 15, so that the situation that the central block 15 penetrates through the spare tire cannot be influenced, then the crank rotates the fixed shaft 23 to drive the reel II 7 to rotate reversely, the lifting rod 16 drives the support rod 18 to rotate until the support rod is perpendicular to the central block 15, at the moment, the support rod 18 props up the spare tire, then the crank is inserted into the square groove 24 of the reel I6, the square shaft 8 is pressed down, the spring 10 exerts force, the cross rod 12 is meshed with the inner gear 9 to drive the whole supporting device 3 to ascend, after the spare tire enters the spare tire frame 2, the square block is inserted into the square groove 24, and at the moment, the square hole of the automobile is clamped with the square; the spare tire is ensured not to fall off when bumpy; the rope 14 can be a steel wire rope or a chain; the whole equipment is convenient to operate, and the spare tire is not easy to fall off while the labor is saved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides an automobile spare tire linkage which characterized in that: the device comprises a frame body (1), a spare tire frame (2) arranged at the bottom of the frame body (1), a supporting device (3) arranged at the center of the spare tire frame (2) and a rotating device (4) arranged on one side of the frame body (1); the rotating device (4) comprises a power device (5), a first reel (6), a second reel (7), a square shaft (8), an internal gear (9) and a spring (10); the first reel (6) and the second reel (7) are respectively matched in the groove of the frame body (1) in a rotating way; a square hole (11) is formed in the center of the first reel (6); the square shaft (8) penetrates through the square hole (11); the inner gear (9) is welded on the top of the second reel (7); a cross bar (12) is arranged at the bottom of the square shaft (8); the cross rod (12) is clamped with the inner gear (9); a groove (13) is formed in the center of the top of the second reel (7); the spring (10) is arranged in the groove (13), one end of the spring is arranged at the bottom of the cross rod (12), and the other end of the spring is in contact fit with the bottom of the groove (13);

the supporting device (3) comprises a rope (14), a central block (15), a lifting rod (16), a connecting rod (17) and a supporting rod (18); one ends of the two ropes (14) are respectively wound on the reel I (6) and the reel II (7), and the other ends of the two ropes are respectively arranged on the lifting rod (16) and the central block (15); a through hole (19) is formed in the center of the central block (15); the lifting rod (16) is in sliding fit in the through hole (19); one end of the supporting rod (18) is connected to the bottom of the central block (15) through a rotating shaft; one end of the connecting rod (17) is connected with the bottom of the lifting rod (16) through a rotating shaft, and the other end of the connecting rod is connected with the supporting rod (18) through a rotating shaft.

2. The suspension device for the spare tire of the automobile according to claim 1, wherein: be located spare tyre rack (2) top is provided with pulley (20) on support body (1) installation, pulley (20) and rope (14) contact cooperation.

3. The suspension device for the spare tire of the automobile according to claim 1, wherein: the power device (5) comprises a large gear (21), a small gear (22) and a fixed shaft (23); the large gear (21) is fixedly connected to the bottom of the second reel (7); the fixed shaft (23) is rotatably matched on the frame body (1); the pinion (22) is in key connection with the bottom of the fixed shaft (23); a square groove (24) is formed in the top of the fixed shaft (23); the small gear (22) is in meshing transmission with the large gear (21).

4. A suspension device for a spare wheel of an automobile according to claim 3, wherein: the top of the first reel (6) is provided with a square groove (24) which is the same as that of the fixed shaft (23), and the square groove (24) is concentric with the square hole (11).

5. The suspension device for the spare tire of the automobile according to claim 1, wherein: the diameter of the central block (15) is the same as the diameter of the central opening of the spare tire.

6. The suspension device for the spare tire of the automobile as claimed in claim 2, wherein: the pulley (20) and the frame body (1) are respectively provided with a circular ring (25); the cord (14) extends through the ring (25).

7. The suspension device for the spare tire of the automobile according to claim 1, wherein: at least three groups of support rods (18) and connecting rods (17) are arranged on the circumference of the central block (15).