CN218536215U

CN218536215U - Semitrailer axle convenient to dismantle

Info

Publication number: CN218536215U
Application number: CN202222424634.2U
Authority: CN
Inventors: 张玉环; 王金海
Original assignee: Liangshan Huanhai Machinery Co ltd
Current assignee: Liangshan Huanhai Machinery Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-02-28
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a semitrailer axle convenient to dismantle, including two wheel hub, two the bridge shaft portion that can stretch out and draw back is all installed to the lateral wall that wheel hub is relative, two the relative lateral wall of bridge shaft portion is the first connection pad of fixedly connected with and second connection pad respectively, connect through block portion between first connection pad and the second connection pad, the lateral wall of first connection pad rotates and is connected with a plurality of screw thread posts, a plurality of spacing posts of lateral wall fixedly connected with of second connection pad, common cover are equipped with the reinforcement bracing piece that offsets with two bridge shaft portions on screw thread post on the same horizontal straight line and the spacing post. The utility model has the advantages of reasonable design, through being divided into two segmentation settings with the bridge rod, not only can be convenient for respectively overhaul the bridge rod portion of both sides, and then be convenient for overhaul or change different positions, reduce the maintenance cost to can ensure the stability and the intensity that both sides bridge rod portion connects when using, reduce its emergence damage phenomenon.

Description

Semitrailer axle convenient to dismantle

Technical Field

The utility model relates to an axle technical field especially relates to a semitrailer axle convenient to dismantle.

Background

The automobile axle (also called as axle) is connected with the frame (or the bearing type automobile body) through the suspension, and wheels are arranged at the 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 the road.

The semitrailer is a trailer with an axle arranged behind the gravity center of the vehicle (when the vehicle is evenly loaded) and provided with a coupling device capable of transmitting horizontal and vertical forces to a tractor, and a conventional semitrailer axle is usually of a whole transverse rod structure, so that when a fault occurs, the whole axle needs to be disassembled, overhauled or replaced, a large amount of time needs to be consumed, the transportation efficiency is influenced, the maintenance cost is high, and therefore the semitrailer axle convenient to disassemble is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists among the prior art, and the semitrailer axle convenient to dismantle that proposes, it is through being divided into two segmentation settings with the bridge rod, not only can be convenient for respectively get off the bridge rod portion of both sides and overhaul, and then be convenient for overhaul or change different positions, reduce the maintenance cost to can ensure the stability and the intensity of both sides bridge rod portion connection when using, reduce its emergence damage phenomenon.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a semitrailer axle convenient to dismantle, includes two wheel hub, two the bridge rod portion that can stretch out and draw back is all installed to wheel hub relative lateral wall, two the relative lateral wall of bridge rod portion is the first connection pad of fixedly connected with and second connection pad respectively, connect through block portion between first connection pad and the second connection pad, the lateral wall of first connection pad rotates and is connected with a plurality of screw thread posts, a plurality of spacing posts of lateral wall fixedly connected with of second connection pad, common cover are equipped with the reinforcement bracing piece that offsets with two bridge rod portions on screw thread post on the same level straight line and the spacing post.

Preferably, bridge pole portion includes the bridge pole body, the one end lateral wall that wheel hub was kept away from to the bridge pole body has seted up flexible spout, sliding connection has flexible slide bar in the flexible spout, be connected with a plurality of springs between the inside wall of flexible slide bar and flexible spout, first connection pad and second connection pad are fixed connection respectively at the relative lateral wall of two flexible slide bars.

Preferably, the clamping part comprises a plurality of clamping grooves formed in the side wall of the second connecting disc, the side wall of the first connecting disc is fixedly connected with a plurality of protruding pieces extending into the clamping grooves opposite to the side wall of the first connecting disc, and the protruding pieces are matched with the clamping grooves.

Preferably, the cross section of the clamping groove is circular, the protruding piece is composed of a cylindrical block and a hemispherical block, and the diameter of the bottom of the hemispherical block is the same as that of the cylindrical block.

Preferably, consolidate the bracing piece and be the V type form, and its middle part and both ends all are the level form setting, it has seted up the thread groove to run through on the reinforcement bracing piece, the thread post passes the thread groove and rather than threaded connection, it has seted up the intercommunicating pore to run through on the reinforcement bracing piece, spacing post passes the intercommunicating pore and rather than sliding connection.

Preferably, the end part of the threaded column is provided with at least one layer of screwing notch, and the size of the screwing notch is reduced inwards in sequence.

Compared with the prior art, the utility model, its beneficial effect does:

1. through being divided into two bridge pole portion settings with the bridge pole to and through the cooperation setting of first connection pad, second connection pad, block groove, bellying, be convenient for respectively dismantle the bridge pole portion and the wheel hub of both sides get off to overhaul, and then be convenient for overhaul or change the different positions, reduce the maintenance cost.

2. Through the cooperation use of screw thread post, spacing post and reinforcement bracing piece, not only be convenient for dismantle the bridge rod portion of both sides, can also ensure the stability and the intensity of both sides bridge rod portion connection, reduce it and take place the damage phenomenon, and then can reduce and maintain and change the number of times, reduce the maintenance cost.

To sum up, the utility model has the advantages of reasonable design, through being divided into two segmentation settings with the bridge rod, not only can be convenient for respectively overhaul the bridge rod portion of both sides, and then be convenient for overhaul or change different positions, reduce the maintenance cost to can ensure the stability and the intensity that both sides bridge rod portion connects when using, reduce its emergence damage phenomenon.

Drawings

Fig. 1 is an external structural schematic diagram of a semitrailer axle convenient to disassemble according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a semitrailer axle convenient to detach according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the structure of the bridge rod;

fig. 5 is a schematic view of the connection between the threaded post and the screw indentation.

In the figure: the bridge rod comprises a hub 1, a bridge rod body 2, a first connecting disc 3, a second connecting disc 4, a clamping groove 5, a protruding piece 6, a threaded column 7, a reinforcing supporting rod 8, a telescopic sliding groove 9, a telescopic sliding rod 10, a spring 11, a threaded groove 12, a screwing notch 13, a communicating hole 14 and a limiting column 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a semitrailer axle convenient to disassemble includes two hubs 1, where the two hubs 1 are both installed below a semitrailer carriage, which is common knowledge of those skilled in the art and will not be described herein in any detail, opposite side walls of the two hubs 1 are both installed with a telescopic bridge rod portion, opposite side walls of the two bridge rod portions are respectively and fixedly connected with a first connecting plate 3 and a second connecting plate 4, the bridge rod portion includes a bridge rod body 2, where the bridge rod body 2 is connected in a detachable fixed connection manner, such as by bolts and nuts, a telescopic chute 9 is opened on a side wall of one end of the bridge rod body 2 away from the hubs 1, a telescopic slide rod 10 is slidably connected in the telescopic chute 9, and a plurality of springs 11 are connected between the telescopic slide rod 10 and an inner side wall of the telescopic chute 9, where the springs 11 are elastic springs, and can push the telescopic slide rod 10 to slide outward from the telescopic chute 9 in a natural state, and the first connecting plate 3 and the second connecting plate 4 are respectively and fixedly connected to opposite side walls of the two telescopic slide rods 10;

the first connecting disc 3 and the second connecting disc 4 are connected through a clamping part, the clamping part comprises a plurality of clamping grooves 5 formed in the side wall of the second connecting disc 4, the side wall of the first connecting disc 3 is fixedly connected with a plurality of protruding pieces 6 extending into the clamping grooves 5 opposite to the side wall, the protruding pieces 6 are matched with the clamping grooves 5, the cross section of each clamping groove 5 is circular, each protruding piece 6 is composed of a cylindrical block and a hemispherical block, the diameter of the bottom of each hemispherical block is the same as that of the corresponding cylindrical block, the diameter of each cylindrical block is the same as that of the corresponding clamping groove 5, each cylindrical block is fixedly connected to the side wall of the first connecting disc 3, each hemispherical block is fixedly connected to the side wall of each cylindrical block, the side walls of the cylindrical blocks are arranged in an arc shape, the protruding pieces 6 can conveniently slide into the corresponding clamping grooves 5, and the clamping parts are arranged so that the two bridge rod parts can be positioned on the same straight line and mutual dislocation of the bridge rod parts is avoided;

the side wall of the first connecting disc 3 is rotatably connected with a plurality of threaded columns 7, the side wall of the second connecting disc 4 is fixedly connected with a plurality of limiting columns 15, the threaded columns 7 and the limiting columns 15 on the same horizontal straight line are jointly sleeved with reinforcing support rods 8 which are abutted to the two bridge rod parts, the number of the reinforcing support rods 8 is four, the reinforcing support rods are arranged on the outer sides of the bridge rod bodies 2 in an annular array mode, the end parts of the threaded columns 7 are smooth cylinders without threads, the end parts of the limiting columns 15 are obliquely arranged, the threaded columns 7 and the limiting columns 15 can conveniently penetrate through the reinforcing support rods 8 at the same time, the reinforcing support rods 8 are V-shaped, the middle parts and the two ends of the reinforcing support rods are horizontally arranged, and the reinforcing support rods 8 and the two bridge rod bodies 2 are arranged in a triangular mode, so that stability is achieved, deformation of an axle can be reduced, hardness of the axle is guaranteed, and damage of the axle is reduced;

it has seted up thread groove 12 to run through on the reinforcement bracing piece 8, thread post 7 passes thread groove 12 and rather than threaded connection, it has seted up intercommunicating pore 14 to run through on the reinforcement bracing piece 8, spacing post 15 passes intercommunicating pore 14 and rather than sliding connection, wherein, thread post 7 can the combined action with spacing post 15, play the guide effect to reinforcing bracing piece 8, make reinforcing bracing piece 8 only can be close to or keep away from to bridge shaft body 2, and then can be convenient for connect or dismantle two bridge rod portions.

At least one layer of revolving is seted up to the tip of screw post 7 and is twisted breach 13, revolves that to twist breach 13 size inwards and dwindle in proper order, and wherein, the multilayer is twisted breach 13 size difference soon, can adapt to not unidimensional instrument of revolving soon and revolve to revolve screw post 7, has stronger suitability.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

in the utility model, when the axle needs to be disassembled, a screwing tool, such as an electric screwdriver, is inserted into the corresponding screwing notch 13 on the threaded post 7 to drive the threaded post 7 to rotate, and under the meshing action of the threaded post 7, the reinforcing support rod 8 can slide towards the direction away from the axle rod body 2, and drop off from the threaded post 7 and the limit post 15, so that the reinforcing support rod 8 is taken down;

the first connecting disc 3 or the second connecting disc 4 is pushed to be close to the axle rod body 2, so that the plurality of protruding parts 6 are respectively moved out of the plurality of clamping grooves 5, the axle rod bodies 2 and the hubs 1 on the two sides can be respectively disassembled and separated, the corresponding hubs 1 are disassembled from the frame of the semi-trailer, the axles on the two sides can be conveniently overhauled or replaced, the whole axle does not need to be replaced, the maintenance cost is reduced, and the axle is arranged in two-end axle rod parts, so that the axle is convenient to transport and carry;

when needs are installed the axle, make a plurality of protruding pieces 6 extend respectively to a plurality of block groove 5 in, will consolidate 8 covers of bracing piece and establish on same horizontal straight line's screw post 7 and spacing post 15, twist screw post 7 through revolving the instrument of twisting, make and consolidate bracing piece 8 and be close to and offset with bridge shaft body 2 to bridge shaft body 2 gradually, not only can stabilize connection both sides bridge shaft body 2, can also play the supporting role to it, guarantee its hardness, reduce the bridge shaft and take place the deformation phenomenon, and then can ensure its life, reduce and maintain number of times and maintenance cost, and in the same way, install a plurality of reinforcement bracing pieces 8 in proper order.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a semitrailer axle convenient to dismantle, includes two wheel hub (1), its characterized in that, two the bridge rod portion that can stretch out and draw back is all installed to wheel hub (1) relative lateral wall, two the relative lateral wall of bridge rod portion is first connection pad (3) of fixedly connected with and second connection pad (4) respectively, connect through block portion between first connection pad (3) and second connection pad (4), the lateral wall of first connection pad (3) rotates and is connected with a plurality of screw thread post (7), a plurality of spacing post (15) of lateral wall fixedly connected with of second connection pad (4), common cover is equipped with reinforcement bracing piece (8) that offsets with two bridge rod portions on screw thread post (7) and spacing post (15) on the same level straight line.

2. The semitrailer axle convenient to disassemble and assemble according to claim 1, wherein the axle rod part comprises an axle rod body (2), a telescopic sliding groove (9) is formed in one side wall of one end, away from the wheel hub (1), of the axle rod body (2), a telescopic sliding rod (10) is slidably connected in the telescopic sliding groove (9), a plurality of springs (11) are connected between the telescopic sliding rod (10) and the inner side wall of the telescopic sliding groove (9), and the first connecting disc (3) and the second connecting disc (4) are respectively and fixedly connected to the side walls, opposite to the two telescopic sliding rods (10).

3. The semitrailer axle convenient to disassemble and assemble according to claim 1, wherein the clamping portion comprises a plurality of clamping grooves (5) formed in the side wall of the second connecting plate (4), the side wall of the first connecting plate (3) is fixedly connected with a plurality of protruding pieces (6) extending into the clamping grooves (5) opposite to the side wall, and the protruding pieces (6) are matched with the clamping grooves (5).

4. The semitrailer axle convenient to disassemble and assemble according to claim 3, characterized in that the section of the clamping groove (5) is circular, the bulge piece (6) consists of a cylindrical block and a hemispherical block, and the diameter of the bottom of the hemispherical block is the same as that of the cylindrical block.

5. The semitrailer axle convenient to detach according to claim 1, characterized in that the reinforcing support rod (8) is V-shaped, the middle and two ends of the reinforcing support rod are horizontally arranged, a thread groove (12) penetrates through the reinforcing support rod (8), the thread column (7) penetrates through the thread groove (12) and is in threaded connection with the thread groove, a communication hole (14) penetrates through the reinforcing support rod (8), and the limiting column (15) penetrates through the communication hole (14) and is in sliding connection with the communication hole.

6. The semitrailer axle convenient to detach according to claim 5, characterized in that the end of the threaded column (7) is provided with at least one layer of screwing notches (13), and the size of the screwing notches (13) is gradually reduced inwards.