CN216272881U

CN216272881U - Mechanical heavy truck lifter with cross beam

Info

Publication number: CN216272881U
Application number: CN202122830752.9U
Authority: CN
Inventors: 王金轮; 马正伟
Original assignee: Shenzhen Technology University
Current assignee: Shenzhen Technology University
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-12
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to the technical field of automobile lifters, in particular to a beam mechanical type heavy automobile lifter. The utility model comprises four support rods, connecting rods, frame plates, supports and limiting structures, wherein the four support rods are grouped in pairs, the connecting rods are arranged on one side, close to each other, of the same group of support rods, the two frame plates are fixedly connected to one side, close to each other, of the two connecting rods, the supports are arranged on one side, close to each other, of the two frame plates, the two limiting structures are arranged on the lower surfaces of the frame plates, each limiting structure comprises a fixing frame, and the surfaces of the fixing frames are fixedly connected with the frame plates. The problem of on the machine of lifting the spacing effect of heavy automobile tire relatively poor, heavy automobile's tire very easily because skid, lead to heavy automobile to take place from the condition that the machine of lifting drops, cause the incident very easily when the maintenance, reduced the maintainer security is solved.

Description

Mechanical heavy truck lifter with cross beam

Technical Field

The utility model relates to the technical field of automobile lifters, in particular to a beam mechanical type heavy automobile lifter.

Background

With the continuous popularization of automobiles, people who can drive heavy-duty automobiles all over the country are more and more, however, the heavy-duty automobiles inevitably have faults after long-time driving, so that the heavy-duty automobiles need to be maintained, and after a period of time, the heavy-duty automobiles need to be maintained, so that the safety of the heavy-duty automobiles is improved, the potential safety hazards of the heavy-duty automobiles are reduced, and the heavy-duty automobile lifting machines need to be used.

However, when the heavy-duty car stops at the traditional lifting machine, the situation that the heavy-duty car falls off from the lifting machine is easily caused due to the slipping of tires, so that the limiting effect on the heavy-duty car tires is poor, when the heavy-duty car falls off, the heavy-duty car tires are easily damaged by maintenance personnel who maintain the heavy-duty car at the bottom, and the safety of the maintenance personnel in the maintenance of the heavy-duty car is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the prior art, the effect of limiting the position of a heavy vehicle tire on a lifter is poor, the heavy vehicle is easy to fall off from the lifter due to the fact that the tire of the heavy vehicle slips, safety accidents are easy to cause during maintenance, and the safety of maintenance personnel is reduced.

In order to achieve the purpose, the utility model adopts the following technical scheme: a mechanical heavy truck lifter with cross beams comprises four supporting rods, connecting rods, frame plates, supports and limiting structures, wherein the four supporting rods are arranged in a group, the connecting rods are arranged on one side, close to each other, of the supporting rods in the same group, the two frame plates are fixedly connected to one side, close to each other, of the two connecting rods, the supports are arranged on one side, close to each other, of the two frame plates, the two limiting structures are arranged on the lower surfaces of the frame plates and respectively comprise a fixed frame, the surface of the fixed frame is fixedly connected with the frame plates, the inner wall of the fixed frame is rotatably connected with a first screw rod and a second screw rod, the thread directions of the first screw rod and the second screw rod are opposite, one end, close to each other, of the first screw rod and the second screw rod is fixedly connected with a first bevel gear, and the arc surfaces of the first screw rod and the second screw rod are in threaded connection with two connecting plates, two the last fixed surface of connecting plate is connected with L shape splint, the surface and the fixed frame sliding connection of L shape splint, through setting up limit structure, before maintaining to heavy type car, drive two L shaped splint and carry on spacingly to heavy vehicle's tire, avoid heavy vehicle when the maintenance because the tire skids and slides from lifting the quick-witted and fall off, cause the condition of injury to take place to the maintainer, improved the security of maintainer when heavy type car maintenance.

Preferably, the lower surface of fixed frame rotates and is connected with the bull stick, the one end fixedly connected with second bevel gear that the bull stick is close to L shape splint, the tooth face of second bevel gear meshes with the tooth face of first bevel gear mutually, the one end fixedly connected with handle of second bevel gear is kept away from to the bull stick, and the surface threaded connection of handle has the actuating lever, the one end and the fixed frame swing joint that the actuating lever is close to L shape splint, through setting up second bevel gear, both can drive two L shape splint simultaneously and remove, can use the actuating lever again to carry out interim fixed to the position of two L shape splint to prevent better that heavy automobile from coming off from the frame plate.

Preferably, the rectangle slide opening has all been seted up to the both sides of fixed frame, and the equal sliding connection of inner wall of rectangle slide opening has two stoppers, the surface and the L splint fixed connection of stopper, through setting up the stopper, carry on spacingly to the slip direction of L shape splint, utilize the closure of rectangle slide opening, can avoid two L shape splint to follow the condition emergence that drops off from fixed frame.

Preferably, the surfaces of the two L-shaped clamping plates are provided with anti-skidding grooves, the anti-skidding grooves are rectangular, the friction force between the L-shaped clamping plates and the heavy vehicle tires is increased by the anti-skidding grooves, and the clamping stability of the heavy vehicle tires is improved.

Preferably, the lower surface of support is equipped with auxiliary structure, auxiliary structure includes the fixed plate, the upper surface and the support fixed connection of fixed plate, two springs of fixed surface fixedly connected with of fixed plate, two the one end fixedly connected with toolbox of fixed plate is kept away from to the spring, one side fixedly connected with handle of spring is kept away from to the toolbox, through setting up auxiliary structure, when the maintainer maintains to heavy type car, can hold the instrument to the condition that the maintenance site confusion leads to required instrument can not find fast takes place when having avoided the maintenance, has reduced the time that the maintainer sought the instrument, has improved maintenance efficiency and the work efficiency of maintainer to heavy type car.

Preferably, the surface of the fixing plate is slidably inserted with two limiting rods, one ends of the two limiting rods, which are close to the handle, are fixedly connected with the tool box, and the limiting rods are arranged to limit the spring, so that the spring can be prevented from being bent when the tool box is pulled.

Preferably, the equal fixedly connected with bar shaped plate in both sides of toolbox, two slots have been seted up on the surface of bar shaped plate, two rectangular plates of the lower fixed surface of support, two the surface of rectangular plate all slides and inserts and is equipped with two bolts, the size of bolt and the size looks adaptation of slot carry out interim fixed to the position of toolbox through setting up bolt and slot, can avoid the toolbox under the effect of spring force, promote toolbox round trip movement, cause the condition of hindrance to the maintenance personal to take place.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. when the heavy-duty car needs to be maintained, the heavy-duty car is driven onto the two frame plates, then the handle is rotated, the handle can drive the rotating rod to rotate, one end, close to the L-shaped clamping plate, of the rotating rod is connected with the second bevel gear, the second bevel gear can be also driven to rotate together, the rotation of the second bevel gear can drive the first bevel gear with meshed tooth surfaces to rotate, the first screw rod and the second screw rod on two sides of the first bevel gear can also rotate together, the connecting plate on the arc surface can be moved by the rotation of the first screw rod and the second screw rod, the L-shaped clamping plate connected with the upper surface of the connecting plate can slide along the fixing frame, when the two L-shaped clamping plates move to be attached to the heavy-duty tyre, the handle stops rotating, then the driving rod is rotated to enable the driving rod to be abutted to the fixing plate, so that when the heavy-duty car is maintained, the heavy-duty car can slide down from the frame plate due to the rotation of the rotating rod, wherein the moving direction of the two L-shaped splints can be limited by using the limiting blocks in the rectangular sliding holes on the two sides of the fixing frame, the falling of the two L-shaped splints from the fixing frame due to larger sliding amplitude is avoided by using the closeness of the rectangular sliding holes, the friction force between the L-shaped splints and the heavy-duty car tire is increased by using the anti-sliding grooves on the two L-shaped splints, the stability in clamping the heavy-duty car tire is improved, finally, the height of the connecting rod on the supporting rod is adjusted, the position of the frame plate is lifted, the heavy-duty car is maintained, the position of the heavy-duty car tire is temporarily fixed before the maintenance of the heavy-duty car by arranging the limiting structure, and the heavy-duty car is prevented from falling off from the lifter due to the tire slipping during the maintenance, the condition of causing injury to maintenance personnel occurs, and the safety of the maintenance personnel in the process of maintaining the heavy automobile is improved.

2. When the heavy automobile is maintained, the bolt on the rectangular plate is pulled out from the slot on the strip-shaped plate, then the tool box is pulled out from the bottom of the bracket by holding the handle, at the moment, the spring is in a stretched state under the action of tension, then the bolt on the rectangular plate is inserted into the other slot, the position of the tool box is temporarily fixed, a required tool and parts of the heavy automobile are put into the tool box, when needed, the tool box can be quickly found, after the maintenance is finished, the bolt on the rectangular plate is pulled out from the slot, at the moment, the tool box can be pulled towards the direction of the fixing plate under the action of the elastic force of the spring, when the bolt is pulled to be matched with the proper slot position on the strip-shaped plate, the bolt is inserted into the slot again, so that the condition that the maintenance tool and the parts of the heavy automobile fall off from the tool box is avoided, wherein utilize the gag lever post, it is spacing to the spring, can prevent that the spring from taking place the bending at the in-process of being stretched or compressing, through setting up auxiliary structure, accomodate that maintenance tool and heavy auto parts are concentrated, help the maintenance personal can look for required maintenance tool and heavy auto parts fast, thereby because the condition that the maintenance scene is chaotic to lead to required instrument can not find fast takes place when having avoided the maintenance, the time that maintenance personal look for the instrument has been reduced, maintenance efficiency and the work efficiency of maintenance personal to heavy auto are improved.

Drawings

FIG. 1 is a schematic perspective view of a beam mechanical heavy truck lift according to the present invention;

FIG. 2 is a schematic structural view of a limiting structure of a beam mechanical heavy truck lifter according to the present invention;

FIG. 3 is a schematic view of a partially disassembled structure of a limiting structure of a beam mechanical heavy truck lifter according to the present invention;

fig. 4 is a schematic structural diagram of an auxiliary structure of a beam mechanical heavy-duty car lifter according to the present invention.

Illustration of the drawings: 1. a support bar; 2. a connecting rod; 3. a frame plate; 4. a support; 5. a limiting structure; 501. a fixing frame; 502. a first screw; 503. a second screw; 504. a first bevel gear; 505. a connecting plate; 506. an L-shaped splint; 507. a rotating rod; 508. a second bevel gear; 509. a drive rod; 510. a limiting block; 6. an auxiliary structure; 61. a fixing plate; 62. a spring; 63. a tool box; 64. a grip; 65. a limiting rod; 66. a strip plate; 67. a rectangular plate; 68. and (4) a bolt.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a heavy automobile of crossbeam mechanical type machine of lifting, including four bracing pieces 1, connecting rod 2, frame plate 3, support 4 and limit structure 5, four 1 two liang of a set ofly of bracing piece, with group bracing piece 1 one side that is close to each other install connecting rod 2, two frame plates 3 of one side fixedly connected with that two connecting rods 2 are close to each other, support 4 is installed to one side that two frame plates 3 are close to each other, the lower surface of frame plate 3 is equipped with two limit structure 5, two limit structure 5 all include fixed frame 501, fixed frame 501's surface and frame plate 3 fixed connection.

The specific arrangement and function of the limit structures 5 and the auxiliary structures 6 will be described in detail below.

In this embodiment: the inner wall of the fixing frame 501 is rotatably connected with a first screw 502 and a second screw 503, the thread directions of the first screw 502 and the second screw 503 are opposite, one ends, close to each other, of the first screw 502 and the second screw 503 are fixedly connected with a first bevel gear 504, the arc surfaces of the first screw 502 and the second screw 503 are both in threaded connection with two connecting plates 505, the upper surfaces of the two connecting plates 505 are fixedly connected with L-shaped clamping plates 506, the surfaces of the L-shaped clamping plates 506 are in sliding connection with the fixing frame 501, and by arranging the limiting structure 5, before the heavy truck is maintained, the two L-shaped clamping plates 506 are driven to limit the tires of the heavy truck, so that the situation that the heavy truck slides off from a lifting machine due to tire slipping during maintenance and is injured by maintenance personnel is avoided, and the safety of the maintenance personnel during the maintenance of the heavy truck is improved.

Specifically, the lower surface of the fixed frame 501 is rotatably connected with a rotating rod 507, one end of the rotating rod 507 close to the L-shaped clamping plate 506 is fixedly connected with a second bevel gear 508, the tooth surface of the second bevel gear 508 is meshed with the tooth surface of the first bevel gear 504, one end of the rotating rod 507 far away from the second bevel gear 508 is fixedly connected with a handle, the surface of the handle is in threaded connection with a driving rod 509, one end of the driving rod 509 close to the L-shaped clamping plate 506 is movably connected with the fixed frame 501, through the arrangement of the second bevel gear 508, the two L-shaped clamping plates 506 can be driven to move simultaneously, the positions of the two L-shaped clamping plates 506 can be temporarily fixed through the driving rod 509, and therefore the heavy-duty automobile is better prevented from falling off from the frame plate 3.

Specifically, rectangular sliding holes are formed in two sides of the fixing frame 501, two limiting blocks 510 are connected to the inner walls of the rectangular sliding holes in a sliding mode, and the surfaces of the limiting blocks 510 are fixedly connected with the L-shaped clamping plates 506.

In this embodiment: the sliding direction of the L-shaped clamping plates 506 is limited by the limiting block 510, and the two L-shaped clamping plates 506 can be prevented from falling off the fixing frame 501 by the closeness of the rectangular sliding hole.

Specifically, anti-skidding grooves are formed in the surfaces of the two L-shaped clamping plates 506, the anti-skidding grooves are rectangular, and through the arrangement of the anti-skidding grooves, the friction force between the L-shaped clamping plates 506 and the heavy-duty automobile tire is increased, and the clamping stability of the heavy-duty automobile tire is improved.

Specifically, the lower surface of support 4 is equipped with auxiliary structure 6, and auxiliary structure 6 includes fixed plate 61, the upper surface and the support 4 fixed connection of fixed plate 61, and the fixed surface of fixed plate 61 is connected with two springs 62, and the one end fixedly connected with toolbox 63 of fixed plate 61 is kept away from to two springs 62, and one side fixedly connected with handle 64 of spring 62 is kept away from to toolbox 63.

In this embodiment: through setting up auxiliary structure 6, when the maintainer maintains to heavy type car, can accommodate the instrument to the condition that the maintenance scene confusion leads to required instrument can not find takes place fast when having avoided the maintenance, has reduced the time that the maintainer looked for the instrument, has improved maintenance efficiency and the work efficiency of maintainer to heavy type car.

Specifically, two limiting rods 65 are slidably inserted into the surface of the fixing plate 61, one ends of the two limiting rods 65, which are close to the handle 64, are fixedly connected with the tool box 63, and the limiting rods 65 are arranged to limit the spring 62, so that the spring 62 can be prevented from being bent when the tool box 63 is pulled.

Specifically, two slots have been seted up to the equal fixedly connected with bar 66 in both sides of toolbox 63, two rectangular plate 67 of lower fixed surface of support 4, and the equal slip of surface of two rectangular plate 67 is inserted and is equipped with two bolts 68, the size of bolt 68 and the size looks adaptation of slot.

In this embodiment: through setting up bolt 68 and slot, carry out interim fixed to toolbox 63's position, can avoid toolbox 63 under the effect of spring 62 elasticity, promote toolbox 63 round trip movement, the condition that causes the hindrance to the maintenance personal takes place.

The working principle is as follows: when the heavy-duty car needs to be repaired, the heavy-duty car is driven onto the two frame plates 3, then the handle is rotated, the handle drives the rotating rod 507 to rotate, because one end of the rotating rod 507 close to the L-shaped clamping plate 506 is connected with the second bevel gear 508, the second bevel gear 508 is also carried to rotate together, the rotation of the second bevel gear 508 drives the first bevel gear 504 with meshed tooth surfaces to rotate, therefore, the first screw 502 and the second screw 503 on two sides of the first bevel gear 504 can also rotate together, the rotation of the first screw 502 and the second screw 503 can move the connecting plate 505 on the arc surface, the L-shaped clamping plate 506 connected to the upper surface of the connecting plate 505 can slide along the fixed frame 501, when the two L-shaped clamping plates 506 move to be attached to the heavy-duty tyre, the handle is stopped to rotate, then the driving rod 509 is rotated to make the driving rod 509 abut against the fixed plate 61, thereby avoiding the occurrence of the situation that the heavy-duty car slides off the frame plate 3 due to the rotation of the rotating rod 507 when the heavy-duty car is maintained, wherein the limit blocks 510 in the rectangular sliding holes at the two sides of the fixed frame 501 are utilized to limit the moving direction of the two L-shaped clamp plates 506, and the closeness of the rectangular sliding holes is utilized, thereby avoiding the situation that the two L-shaped clamp plates 506 fall off from the fixed frame 501 due to the large sliding amplitude, and the anti-sliding grooves on the two L-shaped clamp plates 506 are utilized to increase the friction force between the L-shaped clamp plates 506 and the heavy-duty car tires, improving the stability when the heavy-duty car tires are clamped, finally adjusting the height of the connecting rod 2 on the supporting rod 1, lifting the position of the frame plate 3, maintaining the heavy-duty car, pulling out the bolt 68 on the rectangular plate 67 from the slot on the strip plate 66 when the heavy-duty car is maintained, then the tool box 63 is pulled out from the bottom of the bracket 4 by holding the handle 64, the spring 62 is in a stretched state under the action of the pulling force, then the bolt 68 on the rectangular plate 67 is inserted into the other slot, the position of the tool box 63 is temporarily fixed, tools and parts of a heavy automobile are put into the tool box 63, when necessary, the tools and the parts of the heavy automobile can be quickly found, after the maintenance is completed, the bolt 68 on the rectangular plate 67 is pulled out from the slot, at the moment, the tool box 63 can be pulled towards the direction of the fixing plate 61 under the action of the elastic force of the spring 62, when the bolt 68 is pulled to be matched with the proper slot position on the strip-shaped plate 66, the bolt 68 is inserted into the slot again, thereby avoiding the situation that the maintenance tools and the parts of the heavy automobile fall out from the tool box 63, wherein the spring 62 is limited by the limiting rod 65, the spring 62 is prevented from bending during being stretched or compressed.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a heavy automobile of crossbeam mechanical type machine of lifting, includes four bracing pieces (1), connecting rod (2), frame plate (3), support (4) and limit structure (5), four two liang of a set of in bracing piece (1), with organizing connecting rod (2), two are installed to one side that bracing piece (1) is close to each other connecting rod (2) two frame plate (3) of one side fixedly connected with that are close to each other, two frame plate (3) one side that is close to each other installs support (4), its characterized in that: the lower surface of frame plate (3) is equipped with two limit structure (5), two limit structure (5) all include fixed frame (501), the surface and frame plate (3) fixed connection of fixed frame (501), the inner wall of fixed frame (501) is rotated and is connected with first screw rod (502) and second screw rod (503), the screw thread opposite direction of first screw rod (502) and second screw rod (503), first screw rod (502) and second screw rod (503) are close to one another one end fixedly connected with first conical gear (504), the equal threaded connection of the arc surface of first screw rod (502) and second screw rod (503) has two connecting plates (505), two the last fixed surface of connecting plate (505) is connected with L shape splint (506), the surface and fixed frame (501) sliding connection of L shape splint (506).

2. The beam mechanical heavy-duty truck lift of claim 1, wherein: the lower surface of fixed frame (501) rotates and is connected with bull stick (507), one end fixedly connected with second bevel gear (508) that bull stick (507) is close to L shape splint (506), the flank of second bevel gear (508) meshes with the flank of first bevel gear (504) mutually, the one end fixedly connected with handle of second bevel gear (508) is kept away from in bull stick (507), and the surface threaded connection of handle has actuating lever (509), one end and fixed frame (501) swing joint that actuating lever (509) is close to L shape splint (506).

3. The beam mechanical heavy-duty truck lift of claim 1, wherein: rectangle slide opening has all been seted up to the both sides of fixed frame (501), and the equal sliding connection of inner wall in rectangle slide opening has two stopper (510), the surface and the L shape splint (506) fixed connection of stopper (510).

4. The beam mechanical heavy-duty truck lift of claim 1, wherein: anti-skidding grooves are formed in the surfaces of the two L-shaped clamping plates (506), and the anti-skidding grooves are rectangular.

5. The beam mechanical heavy-duty truck lift of claim 1, wherein: the lower surface of support (4) is equipped with auxiliary structure (6), auxiliary structure (6) are including fixed plate (61), the upper surface and support (4) fixed connection of fixed plate (61), the fixed surface of fixed plate (61) is connected with two springs (62), two one end fixedly connected with toolbox (63) of fixed plate (61) are kept away from in spring (62), one side fixedly connected with handle (64) of spring (62) are kept away from in toolbox (63).

6. The beam mechanical heavy-duty truck lift of claim 5, wherein: two limiting rods (65) are slidably inserted into the surface of the fixing plate (61), and one ends, close to the handle (64), of the two limiting rods (65) are fixedly connected with the tool box (63).

7. The beam mechanical heavy-duty truck lift of claim 5, wherein: the equal fixedly connected with bar plate (66) in both sides of toolbox (63), two slots have been seted up on the surface of bar plate (66), two rectangular slab (67) of the lower fixed surface of support (4), two the equal slip of surface of rectangular slab (67) is inserted and is equipped with two bolt (68), the size of bolt (68) and the size looks adaptation of slot.