CN210000434U

CN210000434U - Universal crank for supporting leg and spare tire lifter

Info

Publication number: CN210000434U
Application number: CN201920641230.4U
Authority: CN
Inventors: 王林军
Original assignee: HUNAN SNTO TIANLI AUTOMOBILE Co Ltd
Current assignee: HUNAN SNTO TIANLI AUTOMOBILE Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-01-31
Anticipated expiration: 2029-05-06

Abstract

The utility model belongs to the technical field of the boxcar is made, kinds of landing legs and general crank of spare tyre riser are disclosed, including crank, crossover sub, safety button and fixed end, wherein, fixed end includes relative and interval setting work board, second work board, connection work board with the even board of second work board, be fixed in keeping away from of even board the whole of ends of work board is columnar end main part, fixed end still including running through simultaneously the screw rod hole of work board and second work board, keeping away from of end main part the end of even board is equipped with sunken accepting groove that forms, compare with correlation technique, the utility model discloses kind of landing legs and general crank of spare tyre riser can be used as skeleton car landing leg crank and spare tyre riser crank simultaneously, have reduced the cost of manufacture, the utility model discloses kind of landing legs and general crank are fixed in on the general crank of spare tyre riser, have avoided the landing leg condition that the loss to take place.

Description

Universal crank for supporting leg and spare tire lifter

Technical Field

The utility model belongs to the technical field of the case car is made, specifically disclose kinds of landing legs and the general crank of spare tyre riser.

Background

In the manufacturing process of the semitrailer, a skeleton vehicle leg crank and a spare tire lifter crank are required to be arranged, in the related technology, the skeleton vehicle leg crank and the spare tire lifter crank are of independent structures, the related technology has the defects that in the aspect of , the skeleton vehicle leg crank and the spare tire lifter crank are required to be manufactured independently, the manufacturing cost is increased, in addition, in the aspect of , the spare tire lifter crank is low in use frequency, and the content of the spare tire lifter crank placed in a tool box on the semitrailer is easy to lose.

Therefore, it is necessary to provide new universal cranks for supporting legs and spare wheel lifters to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that need solve provides landing legs and the general crank of spare tyre riser that are with low costs and the commonality is good.

A universal crank for supporting legs and spare tire lifters comprises a crank, a conversion joint, a safety buckle and a fixed end, wherein the fixed end comprises a working plate, a second working plate, a connecting plate for connecting the working plate and the second working plate, and an integrally columnar end main body fixed to the end of the connecting plate far away from the 1 working plate, the fixed end further comprises a screw rod hole penetrating through the working plate and the second working plate, a recessed accommodating groove is formed in the end of the end main body far away from the connecting plate, a pin hole penetrating through the end main body in the radial direction is further formed in the end of the end main body far away from the connecting plate, the conversion joint comprises a connecting section and a working section, the connecting section is fixed to the end of the working section, a torsion shaft is arranged at the end of the working section far away from the connecting section, a second pin hole penetrating through the connecting section is further formed in the end of the working section, a bolt shaft is arranged in the working section and is used for preventing the bolt shaft from being connected with the working section and a bolt pin of the converting joint and a bolt 62 for preventing the working section from being separated from the working section and the fixing joint.

Preferably, the screw hole is a kidney-shaped hole, and the length direction of the screw hole is equal to the length direction of the fixed end head.

Preferably, the crank comprises a rod fixed at end to the connecting section, a second rod extending from the end of the rod far away from the connecting section in a bending way, and a third rod extending from the end of the second rod far away from the rod in a bending way to the end of the second rod far away from the connecting section.

Preferably, the th bar is parallel to the third bar.

Preferably, the locker has an open ring shape, and the locker is made of an elastic material.

Preferably, a protective sleeve is sleeved on the third rod.

Preferably, the protective sleeve is made of a rubber material.

Preferably, the crank, the adapter and the fixed end are all made of metal materials.

Preferably, the end body is generally cylindrical.

Preferably, the adapter is fixedly connected with the crank through welding.

Compared with the prior art, the utility model discloses kinds of landing legs and the general crank of spare tyre riser can be used as skeleton car landing leg crank and spare tyre riser crank simultaneously, have reduced the cost of manufacture, the utility model discloses kinds of landing legs and the general crank of spare tyre riser have avoided the condition of crank to lose to take place on being fixed in the landing leg.

Drawings

FIG. 1 is an overall structure diagram of a universal crank for kinds of supporting legs and a spare tire lifter of the invention;

FIG. 2 is an exploded view of the universal crank for kinds of legs and spare wheel lifter of the present invention;

FIG. 3 is a state diagram of kinds of universal cranks for supporting legs and a spare wheel lifter of the utility model used as a crank for supporting legs of a skeleton vehicle;

FIG. 4 is a state diagram of kinds of supporting legs and a universal crank for a spare tire lifter of the present invention being used as a crank for a spare tire lifter;

fig. 5 is a partial enlarged view of the point i in fig. 4.

In the figure:

100. a universal crank for the supporting legs and the spare tire lifter;

1. the device comprises a crank, 2. a conversion joint, 3. a safety buckle, 4. a fixed end, 5. a protective sleeve, 6. a driving rotating shaft and 7. a spare tire lifter;

11. th lever, 12 th lever, 13 th lever;

21. a connecting section, 22, a working section, 23, a torsion shaft;

31. a latch 32, a locking member;

41. th work plate, 42. second work plate, 43. connecting plate, 44. end body, 45. screw hole;

221. a second pin hole;

441. receiving groove 442, th pinhole.

Detailed Description

The present invention will be further described in with reference to the accompanying drawings and embodiments.

Referring to fig. 1-5, a universal crank 100 for a leg and spare tire lifter comprises a crank 1, a conversion joint 2, a safety buckle 3 and a fixed end 4, wherein the fixed end 4 comprises a working plate 41, a second working plate 42, a connecting plate 43 connecting the 0 working plate 41 and the second working plate 42, and an integral cylindrical end body 44 fixed to the connecting plate 43 and away from the end of the 1 working plate 41, the fixed end 4 further comprises a screw hole 45 simultaneously penetrating through the th working plate 41 and the second working plate 42, the end of the end body 44 away from the connecting plate 43 is provided with a recessed accommodating groove 441, the end of the end body 44 away from the connecting plate 43 is further provided with a pin hole 442 radially penetrating therethrough, the conversion joint 2 comprises a connecting section 21 and a working section 22, the connecting section 21 is fixed to the end of the working section 22, the end of the working section 22 is provided with a pin hole 23, the working end 221 of the working section 22 is provided with a pin hole 23 radially penetrating through the pin hole 26, the working section 21 and the working end 22 is provided with a bolt 22 for preventing the conversion joint 22 and the working section 22 from the plug 22, the working end 31 and the fixing joint 22, the working end 31 is provided with a bolt 21 and a bolt 22 for preventing the working joint 22, the fixing joint 22, the working joint 22, and the working joint 31, the working joint 22, and the working joint 22, the working joint.

In this embodiment, the fixed end 4 is used for connecting with the landing leg lifting structure, specifically, the landing leg lifting structure includes a driving shaft, a hole penetrating through the driving shaft is formed in the driving shaft 6, the driving shaft 6 is rotated by applying force to the driving shaft 6, and the landing leg lifting structure can be driven to move to lift the landing leg.

In this embodiment, the working section 22 of the adapter 2 can be connected to the lifting control end of the spare tire lifter 7, and the lifting control end is forced to rotate, so as to drive the spare tire lifter 7 to move and lift the spare tire.

The utility model discloses kinds of landing legs and general crank 100 of spare tyre riser are when out of work, pass hole and screw rod hole 45 in the initiative pivot 6 simultaneously through the screw rod, and through nut locking, will the utility model discloses kinds of landing legs and general crank 100 of spare tyre riser's end is fixed in initiative pivot 6 pulling crank 1 is rotatory around bolt 31, pole 11 turns to the direction of aliging with landing leg direction of height, is equipped with the couple on the landing leg, can fix crank 1 joint on the landing leg, at this moment, can realize fixing crank 1 on the landing leg, and near the landing leg setting, occupation space is not, does not influence going of vehicle.

When the height of the supporting leg needs to be adjusted, the crank 1 is pulled out from the hook, the th rod 11 of the crank 1 is aligned with the length direction of the conversion joint 2, at the moment, the crank 1 is rotated to drive the driving rotating shaft 6 to rotate, and therefore the lifting of the supporting leg is controlled.

When the spare tire rack needs to be controlled to lift, the locking part 32 is opened, the bolt 31 is taken out, the conversion joint 2 is separated from the fixed end 4 at the moment, the working section 22 of the conversion joint 2 is connected with the lifting control end of the spare tire lifter 7, the crank 1 is rotated, the lifting control end is forced to rotate, the lifting control end can be driven to move, the spare tire lifter 7 can be driven to lift, the conversion joint 2 is connected with the fixed end 4 through the safety buckle 3 after the spare tire is adjusted, the crank 1 is rotated around the bolt 31, the th rod 11 is rotated to the direction aligned with the height direction of the supporting legs, the crank 1 is clamped on the hook, and the types of supporting legs and the universal crank 100 for the spare tire lifter in the embodiment are returned.

As another embodiment of the present invention, the screw hole 45 is a kidney-shaped hole, and the length direction of the screw hole 45 is equal to the length direction of the fixed end 4. in this embodiment, the screw hole 45 is a kidney-shaped hole, which is designed to facilitate the insertion of the connecting bolt.

step, as another embodiment of the present invention, crank 1 includes rod 11 whose end is fixed to connecting section 21, second rod 12 extending from end of rod 11 away from connecting section 21, and third rod 13 extending from end of second rod 12 away from rod 11 to end away from connecting section 21.

, the th bar 11 is parallel to the third bar 13 as another embodiment of the present invention, which is advantageous to improve the force effect of the handle.

step by step, as another embodiment of the present invention, the locking member 32 is an open ring, the locking member 32 is made of elastic material, the structure is convenient for installation and locking, the elastic material can ensure that the installation space is provided for the installation of the bolt 31 when the installation is completed, the locking member 32 realizes automatic locking under the action of the spring force, and the bolt 31 is prevented from being released.

step by step, as the utility model discloses an in addition embodiment, the cover is equipped with protective sheath 5 on the third pole 13, protective sheath 5 is made by rubber materials, in this embodiment, protective sheath 5 does benefit to personnel's operation, improves the comfort level of operation crank 1.

As another embodiment of the present invention, the crank 1, the adapter 2, and the fixing end 4 are made of metal material.

As another embodiment of the present invention, the end body 44 is generally cylindrical.

As another embodiment of the present invention, the adapter 2 is fixedly connected to the crank 1 by welding.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

The universal crank for the support legs and the spare tire lifter is characterized by comprising a crank, a conversion joint, a safety buckle and a fixed end, wherein the fixed end comprises a working plate, a second working plate, a connecting plate and a whole columnar end main body, the connecting plate is used for connecting the 0 working plate with the second working plate, the whole columnar end main body is fixed to the end of the connecting plate, which is far away from the 1 working plate, the fixed end further comprises a screw rod hole which penetrates through the rd working plate and the second working plate, a recessed accommodating groove is formed in the end of the end main body, which is far away from the connecting plate, a pin hole penetrates through the end main body in the radial direction, the conversion joint comprises a connecting section and a working section, the connecting section is fixed to the end of the working section, a torsion shaft is arranged at the end of the working section, a end of the working section, which is far away from the connecting section, the working section is used for preventing the working bolt of the conversion joint and the working section from the bolt connection section, and the working bolt connection section are used for preventing the working bolt connection of the working section and the safety buckle from being separated from the safety buckle, and the working end of the working section are arranged in the fixing joint, and the end of the working section, and the fixing joint.
2. The universal crank of claim 1, wherein the screw hole is a kidney-shaped hole, and the length direction of the screw hole is equal to times the length direction of the fixed end.
3. The universal crank for legs and spare tire lifters of claim 2, wherein the crank comprises a rod fixed at end to the connecting section, a second rod extending by bending from the end of the rod away from the connecting section, and a third rod extending by bending from the end of the second rod away from the rod to the end of the second rod away from the connecting section.
4. The universal leg and spare tire elevator crank of claim 3 wherein the th lever is parallel to the third lever.
5. The universal crank of leg and spare tire elevator as claimed in claim 4, wherein the locking member is in the shape of an open ring, the locking member being made of a resilient material.
6. The universal crank of a leg and a spare tire lifter as claimed in , wherein the third rod is sleeved with a protective sleeve.
7. The universal crank of leg and spare tire elevator as set forth in claim 6, wherein said protective sleeve is made of a rubber material.
8. The universal crank of claim 7, wherein the crank, the adapter and the fixed end are made of metal material.
9. The universal crank of claim 8, wherein the end body is generally cylindrical.
10. The universal crank of claim 9, wherein the adapter is fixedly connected to the crank by welding.