CN219007495U

CN219007495U - Semitrailer axle convenient to dismantle

Info

Publication number: CN219007495U
Application number: CN202223403875.5U
Authority: CN
Inventors: 杨建�; 袁庆宇; 杨杰个
Original assignee: Shandong Aoxing Automobile Technology Co ltd
Current assignee: Shandong Aoxing Automobile Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-12
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the technical field of axles, in particular to a semitrailer axle convenient to detach, which comprises a vehicle body, wherein the lower end of the vehicle body is fixedly connected with a fixing frame, an axle main body is arranged below the vehicle body, the lower surface of the end part of the axle main body is movably sleeved with a limiting rod with external threads, a threaded piece is arranged on the limiting rod in a matched mode, the side surface of the end part of the axle main body is movably sleeved with a fixing rod which can extend into the fixing frame, a traction rod is connected between the fixing rod and the limiting rod, the fixing rod can be fixed or detached by rotating a turntable in a fixing mechanism and driving a worm to rotate, the limiting rod can be installed or detached by the threaded piece 5, and the fixing rod can be pulled by the traction rod through the traction rod, so that the fixing rod can be driven by the limiting rod, and the operation of an operator on the detachment of the fixing rod is facilitated, and compared with a suspension in the prior art, the semitrailer axle is more rapid in the mode.

Description

Semitrailer axle convenient to dismantle

Technical Field

The utility model relates to the technical field of axles, in particular to a semitrailer axle convenient to detach.

Background

The automobile axle is connected with the frame through a suspension, wheels are arranged at two ends of the automobile axle, the axle is used for bearing the load of the automobile and maintaining the normal running of the automobile on a road, and the axle can be integrated, such as a huge barbell, and the two ends of the axle support the automobile body through a suspension system, so that the integrated axle is usually matched with a non-independent suspension; the axle can also be disconnected, like two umbrellas are inserted at two sides of the vehicle body, and then the vehicle body is supported by the suspension system, so that the disconnected axle is matched with the independent suspension.

In the prior art, a semitrailer axle is mostly connected with a frame through a suspension, when the semitrailer axle is installed and disassembled, due to the fact that the suspension structure is complex, auxiliary installation or disassembly is needed by means of a large number of specialized tools when the semitrailer axle is installed and disassembled, so that a driver needs to prepare the tools on a vehicle at any time.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a suspension structure is complex when a semitrailer axle is assembled and disassembled, a large number of specialized tools are needed to be used for auxiliary assembly or disassembly when the assembly and disassembly are carried out, and the assembly and disassembly efficiency of the semitrailer axle is low, so that the transportation work of the semitrailer is delayed, and the traffic on a road is negatively influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the semitrailer axle convenient to detach comprises a vehicle body, wherein the lower end of the vehicle body is fixedly connected with a fixing frame, and an axle main body is arranged below the vehicle body;

the lower surface of the end part of the axle main body is movably sleeved with a limiting rod with external threads on the surface, a threaded piece is arranged on the limiting rod in a matched mode, the side surface of the end part of the axle main body is movably sleeved with a fixing rod which can extend into a fixing frame, and a traction rod is connected between the fixing rod and the limiting rod;

the fixing frame is internally provided with a fixing mechanism for carrying out buckle fixing on the fixing rod.

Preferably, the lower surface of the end part of the axle main body is provided with a first guide through hole for movably sleeving the limiting rod, and the side surface of the end part of the axle main body is provided with a second guide through hole for movably sleeving the fixing rod.

Preferably, a third guide through hole for movably sleeving the fixed rod is formed in the fixed frame, and two ends of the traction rod are respectively connected to the fixed rod and the limiting rod through pin shafts.

Preferably, the fixed establishment includes the worm that rotates through damping bearing and install in the mount, be provided with the pivot in the mount, fixed cover is equipped with the worm wheel of being connected with the worm meshing in the pivot, the guide way has been seted up in the mount, be provided with looks welded guide block and spring in the guide way, fixedly connected with driven rack on the guide block, fixed cover is equipped with the drive gear who is connected with driven rack meshing in the pivot, the dead lever extends to the card hole has been seted up on the one end in the mount, fixedly connected with and the card pole that the card hole corresponds the setting on the driven rack.

Preferably, one end of the worm extends out of the fixing frame, and a turntable is fixedly connected to one end of the worm extending out of the fixing frame.

Preferably, the rotating shaft is horizontally and rotatably arranged in the fixing frame through a damping bearing, and the guide groove is longitudinally formed.

Preferably, the guide block is longitudinally sleeved in the guide groove in a sliding manner, and the spring is longitudinally welded at the top end position of the guide groove.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the fixed rod can be fixed or detached by rotating the turntable in the fixing mechanism and driving the worm to rotate, the limiting rod can be installed or detached by the threaded piece 5, and the fixed rod can be driven by the limiting rod by moving the limiting rod and pulling the fixed rod by the traction rod, so that an operator can conveniently detach the fixed rod, and the semitrailer axle can be installed or detached, so that the mode is quicker than that of a suspension bracket in the prior art.

2. According to the self-locking mechanism, the worm and the worm wheel can be locked through the self-locking function of the worm and the worm wheel, so that the rotating shaft cannot rotate, the driving gear cannot rotate through the rotating shaft, the driving gear and the driven rack are locked, the driven rack is prevented from sliding downwards due to the influence of the weight of the fixing rod and the axle main body, and the stability of the fixing mechanism is improved.

Drawings

FIG. 1 is a schematic diagram of a semi-trailer axle with easy disassembly according to the present utility model;

FIG. 2 is a schematic view of a partial structure of a semitrailer axle with easy disassembly according to the present utility model;

fig. 3 is a schematic diagram of a connection structure of a worm, a worm wheel and a rotating shaft of a semitrailer axle convenient to disassemble.

In the figure: 1. a vehicle body; 2. a fixing frame; 3. an axle body; 4. a limit rod; 5. a screw; 6. a fixed rod; 7. a traction rod; 8. a worm; 9. a rotating shaft; 10. a worm wheel; 11. a guide groove; 12. a guide block; 13. a spring; 14. a driven rack; 15. a drive gear; 16. a clamping hole; 17. and (5) clamping the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a semitrailer axle convenient to detach comprises a vehicle body 1, wherein the lower end of the vehicle body 1 is fixedly connected with a fixing frame 2, and an axle main body 3 is arranged below the vehicle body 1;

the movable sleeve on the lower surface of the end part of the axle main body 3 is provided with a limiting rod 4 with external threads on the surface, the lower surface of the end part of the axle main body 3 is provided with a first guide through hole for movably sleeving the limiting rod 4, the limiting rod 4 is provided with a threaded piece 5 in a matched mode, and what needs to be explained is: the position of the screw 5 is shown in fig. 1, and the screw 5 is positioned on the upper surface of the end part of the axle main body 3, so that the position of the limiting rod 4 cannot deviate in the vertical direction due to the action of gravity;

the movable sleeve on the side surface of the end part of the axle main body 3 is provided with a fixed rod 6 which can extend into the fixed frame 2, the side surface of the end part of the axle main body 3 is provided with a second guide through hole for movably sleeving the fixed rod 6, the fixed frame 2 is provided with a third guide through hole for movably sleeving the fixed rod 6, and a traction rod 7 is connected between the fixed rod 6 and the limiting rod 4 through a pin shaft, and what needs to be explained is: one end of the fixed rod 6 connected with the traction rod 7 is always positioned in the second guide through hole, and a movable space can be provided for the fixed rod 6 by utilizing the second guide through hole and the third guide through hole;

the fixing frame 2 is internally provided with a fixing mechanism for carrying out buckle fixing on the fixing rod 6, the fixing mechanism is rotated to drive the worm 8 to rotate by rotating the turntable, so that the clamping rod 17 leaves the clamping hole 16, then the threaded piece 5 is removed, and finally the limiting rod 4 is moved, so that the fixing rod 6 leaves the third guide through hole, and the disassembly work of the semitrailer axle can be completed;

further description: the fixing mechanism comprises a worm 8 rotatably installed in the fixing frame 2 through a damping bearing, one end of the worm 8 extends out of the fixing frame 2, a rotary table is fixedly connected to one end of the worm 8 extending out of the fixing frame 2, a rotary shaft 9 is arranged in the fixing frame 2, the rotary shaft 9 is horizontally rotatably installed in the fixing frame 2 through the damping bearing, a worm wheel 10 in meshed connection with the worm 8 is fixedly sleeved on the rotary shaft 9, and the fixing mechanism has only one driving source by utilizing the self-locking effect of the worm wheel 10 and the worm 8;

the fixing frame 2 is longitudinally provided with a guide groove 11, the guide groove 11 is internally provided with a guide block 12 and a spring 13 which are welded with each other, the guide block 12 is longitudinally sleeved in the guide groove 11 in a sliding way, the spring 13 is longitudinally welded at the top end position of the guide groove 11, and the guide block 12 can only vertically move in the guide groove 11 through the guide limiting function of the guide groove 11;

the guide block 12 is fixedly connected with the driven rack 14, the driven rack 14 is fixedly connected with the guide block 12, so that the driven rack 14 cannot deviate horizontally, the rotating shaft 9 is fixedly sleeved with a driving gear 15 which is meshed with the driven rack 14, one end of the fixing rod 6 extending into the fixing frame 2 is provided with a clamping hole 16, and the driven rack 14 is fixedly connected with a clamping rod 17 which is arranged corresponding to the clamping hole 16.

The utility model can explain its functional principle by the following modes of operation:

aligning the second guide through hole with the third guide through hole, pushing the limiting rod 4, enabling the limiting rod 4 to drive the traction rod 7 to deflect, enabling the traction rod 7 to drive the fixing rod 6 to horizontally move, enabling the fixing rod 6 to enter the fixing frame 2 through the second guide through hole and the third guide through hole, and fixing the position of the limiting rod 4 through the threaded piece 5;

the rotating turntable drives the worm 8 to rotate, the worm 8 drives the worm wheel 10 to rotate, the worm wheel 10 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the driving gear 15 to rotate, the driving gear 15 drives the driven rack 14 to vertically move upwards, the driven rack 14 drives the guide block 12 to vertically move upwards in the guide groove 11 and extrudes the spring 13, the driven rack 14 drives the clamping rod 17 to enter the clamping hole 16, and the clamping rod 6 is clamped and fixed by the cooperation of the second guide through hole and the third guide through hole, so that the axle main body 3 is fixedly installed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The semitrailer axle convenient to detach comprises a vehicle body (1), and is characterized in that the lower end of the vehicle body (1) is fixedly connected with a fixing frame (2), and an axle main body (3) is arranged below the vehicle body (1);

the lower surface of the end part of the axle main body (3) is movably sleeved with a limiting rod (4) with external threads on the surface, a threaded piece (5) is arranged on the limiting rod (4) in a matching way, the side surface of the end part of the axle main body (3) is movably sleeved with a fixing rod (6) which can extend into the fixing frame (2), and a traction rod (7) is connected between the fixing rod (6) and the limiting rod (4);

the fixing frame (2) is internally provided with a fixing mechanism for carrying out buckle fixing on the fixing rod (6).

2. The semitrailer axle convenient to detach according to claim 1, characterized in that a first guiding through hole for movably sleeving the limiting rod (4) is formed in the lower surface of the end part of the axle main body (3), and a second guiding through hole for movably sleeving the fixing rod (6) is formed in the side surface of the end part of the axle main body (3).

3. The semitrailer axle convenient to detach according to claim 2, characterized in that a third guiding through hole for movably sleeving the fixed rod (6) is formed in the fixed frame (2), and two ends of the traction rod (7) are respectively connected to the fixed rod (6) and the limiting rod (4) through pin shafts.

4. The semitrailer axle convenient to detach according to claim 1, characterized in that, fixed establishment includes worm (8) of installing in mount (2) through damping bearing rotation, be provided with pivot (9) in mount (2), fixed cover is equipped with worm wheel (10) of being connected with worm (8) meshing on pivot (9), guide slot (11) have been seted up in mount (2), be provided with guide block (12) and spring (13) of welding mutually in guide slot (11), fixedly connected with driven rack (14) on guide block (12), fixed cover is equipped with driving gear (15) of being connected with driven rack (14) meshing on pivot (9), clamping hole (16) have been seted up on the one end that dead lever (6) extended to in mount (2), fixedly connected with on driven rack (14) with clamping rod (17) that clamping hole (16) set up correspondingly.

5. The semitrailer axle convenient to disassemble according to claim 4, wherein one end of the worm (8) extends out of the fixed frame (2), and a turntable is fixedly connected to one end of the worm (8) extending to the fixed frame (2).

6. The semitrailer axle convenient to disassemble according to claim 4, wherein the rotating shaft (9) is horizontally and rotatably arranged in the fixing frame (2) through a damping bearing, and the guide groove (11) is longitudinally opened.

7. The semitrailer axle convenient to disassemble according to claim 4, wherein the guide block (12) is longitudinally sleeved in the guide groove (11) in a sliding manner, and the spring (13) is longitudinally welded at the top end position of the guide groove (11).