Wear-resistant semitrailer traction seat

Abstract

The utility model discloses a wear-resistant semitrailer traction seat, and relates to the technical field of semitrailer parts. The saddle comprises a base, a supporting block and a saddle body, the lower surface of the supporting block is in movable contact with the upper surface of the base, the upper surface of the supporting block is in movable contact with the lower surface of the saddle body, the saddle body is connected with a dismounting wear-resisting assembly, and the supporting block, the base and the saddle body are all provided with mounting assemblies. The wear resistance of the traction seat can be improved through the wear-resistant plate, when the wear-resistant plate needs to be replaced, the square plate can be pulled to move through the pull opening, the insertion block can be separated from the insertion hole through the movement of the square plate, and the wear-resistant plate can be conveniently replaced. And after the mounting plate is moved, a round block on the lower surface of a new mounting plate can be inserted into the round hole, after the pull opening is loosened, the insertion block can be inserted into the round hole through the force of the spring, and the wear-resisting plate can be replaced conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of semitrailer parts, in particular to a wear-resistant semitrailer traction seat. Background Art

[0002] With the continuous growth of cargo trade activities, the transportation industry has also grown and developed, with the development of bulk cargo transportation and container transportation being the most prominent, thus promoting the development of trailer-related industries. Semi-trailers, as a cargo tractor with large load capacity and strong carrying capacity, have been increasingly widely used, and the fifth wheel, as an important component of semi-trailers, is installed on the tractor.

[0003] The existing traction seat is prone to great wear and tear with long-term use, resulting in poor wear resistance and a short service life. When the traction seat plate on the surface of the traction seat is greatly worn, the entire traction seat needs to be replaced, resulting in a waste of resources. In addition, most existing traction seats are integrated and cannot be spliced, resulting in a large space being occupied when carried. Utility Model Content

[0004] In order to solve the problem that the existing fifth wheel is prone to great wear and tear with long-term use, resulting in poor wear resistance and a short service life, when the fifth wheel plate on the surface of the fifth wheel is greatly worn, the entire fifth wheel needs to be replaced, resulting in a waste of resources, and the existing fifth wheels are mostly integrated and cannot be spliced, resulting in a large space being occupied when carried; the purpose of the utility model is to provide a wear-resistant semi-trailer fifth wheel.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a wear-resistant semi-trailer traction seat, comprising a base, a support block and a saddle body, the lower surface of the support block is in active contact with the upper surface of the base, the upper surface of the support block is in active contact with the lower surface of the saddle body, a detachable wear-resistant component is connected to the saddle body, and the support block, the base and the saddle body are all provided with mounting components;

[0006] The disassembly and assembly wear-resistant component comprises a mounting groove and a mounting plate, the mounting groove is arranged on the upper surface of the saddle body, the mounting plate is movably fitted with the inner surface of the mounting groove, a wear-resistant plate is fixedly arranged on the upper surface of the mounting plate, a round block is fixedly arranged on the lower surface of the mounting plate, a round hole is arranged on the outer surface of the round block, a round hole is arranged on the inner surface of the mounting groove, the round block is movably inserted in the round hole, a rectangular plate is fixedly arranged on the outer surface of the saddle body, a spring is fixedly arranged on the inner surface of the rectangular plate, a square plate is fixedly arranged on the other end of the spring, four springs are arranged, and the spring array is distributed between the inner surface of the rectangular plate and the square plate, an insert block is fixedly arranged on the side of the square plate away from the spring, the insert block movably passes through the round hole, the insert block is movably inserted in the insert hole, a limiting groove is arranged on the side of the rectangular plate, a limiting block is fixedly arranged on the side of the square plate, the limiting block is slidably fitted with the inner surface of the limiting groove, a pull opening is arranged on the upper surface of the square plate, two round holes are arranged, and the round holes are symmetrically arranged on the inner surface of the mounting groove.

[0007] Preferably, the mounting assembly includes a first through hole and a bolt, the first through hole is opened on the side of the support block, the lower surface of the saddle body and the upper surface of the base are provided with a fixing block, the side of the fixing block is opened with a second through hole, the side of the support block is movably fitted with the fixing block, the bolt movably passes through the first through hole and the second through hole, and a nut is threadedly sleeved on the outer surface of the bolt.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. The utility model can improve the wear resistance of the traction seat through the wear-resistant plate. When the wear-resistant plate needs to be replaced, the square plate can be pulled and moved through the pull hole. The movement of the square plate can make the plug-in block disengage from the plug-in hole, thereby releasing the fixation of the mounting plate. After the mounting plate is moved, the round block on the lower surface of the new mounting plate can be inserted into the round hole. After the pull hole is released, the plug-in block can be inserted into the round hole by the spring force, which is convenient for replacing the wear-resistant plate.

[0010] 2. The utility model can be placed between the fixed blocks arranged on the upper surface of the base through the support block, the first through hole located below the support block is aligned with the second through hole, two of the bolts can be inserted into the corresponding first through hole and second through hole, and then the nuts are sleeved on the bolts to connect the support block with the base. After that, the second through hole on the fixed block located on the lower surface of the saddle body can be aligned with the first through hole located above the support block. Similarly, the saddle body and the support block can be connected together by cooperating with the other two bolts and nuts, and can be assembled for easy carrying and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the structure of the utility model.

[0013] Figure 2 This is a schematic diagram of the structure of the mounting plate of the utility model.

[0014] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0015] Figure 4 This is a schematic diagram of the installation component structure of the utility model.

[0016] In the figure: 1. base; 2. support block; 3. saddle body; 4. disassembly and assembly of wear-resistant components; 41. mounting groove; 42. mounting plate; 421. wear-resistant plate; 43. round block; 44. plug hole; 45. round hole; 46. rectangular plate; 47. spring; 48. square plate; 481. plug block; 482. pull mouth; 49. limit groove; 491. limit block; 5. mounting component; 51. first through hole; 52. fixing block; 53. second through hole; 54. bolt; 55. nut. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Example: Figure 1-4 As shown, the utility model provides a wear-resistant semi-trailer traction seat, including a base 1, a support block 2 and a saddle body 3, the lower surface of the support block 2 is in active contact with the upper surface of the base 1, the upper surface of the support block 2 is in active contact with the lower surface of the saddle body 3, a detachable wear-resistant component 4 is connected to the saddle body 3, and the support block 2, the base 1 and the saddle body 3 are all provided with a mounting component 5;

[0019] The disassembly and assembly wear-resistant component 4 includes a mounting groove 41 and a mounting plate 42. The mounting groove 41 is provided on the upper surface of the saddle body 3. The mounting plate 42 is movably fitted with the inner surface of the mounting groove 41. A wear-resistant plate 421 is fixedly provided on the upper surface of the mounting plate 42. A round block 43 is fixedly provided on the lower surface of the mounting plate 42. A round hole 45 is provided on the outer surface of the round block 43. A round hole 45 is provided on the inner surface of the mounting groove 41. The round block 43 is movably inserted into the round hole 45. A rectangular plate 46 is fixedly provided on the outer surface of the saddle body 3. A spring 47 is fixedly provided on the inner surface of the rectangular plate 46. A square plate 48 is fixedly provided on the other end of the spring 47. An insert block 4 is fixedly provided on the side of the square plate 48 away from the spring 47. 81, the plug block 481 movably passes through the circular hole 45, and the circular holes 45 are provided with two, and the circular holes 45 are symmetrically arranged on the inner surface of the mounting groove 41, and the plug block 481 is movably inserted in the insertion hole 44, and the wear resistance of the traction seat can be improved through the wear-resistant plate 421. When the wear-resistant plate 421 needs to be replaced, the square plate 48 can be pulled to move through the pull mouth 482, and the movement of the square plate 48 can make the plug block 481 detach from the insertion hole 44, so that the fixing of the mounting plate 42 can be released. After moving the mounting plate 42, the round block 43 on the lower surface of the new mounting plate 42 can be inserted into the circular hole 45. After loosening the pull mouth 482, the plug block 481 can be inserted into the circular hole 45 by the force of the spring 47, so that the wear-resistant plate 421 can be replaced conveniently;

[0020] A limiting groove 49 is provided on the side of the rectangular plate 46, and a limiting block 491 is fixedly provided on the side of the square plate 48. The limiting block 491 slides and fits with the inner surface of the limiting groove 49 to prevent the square plate 48 from being separated from the rectangular plate 46. A pull-out 482 is provided on the upper surface of the square plate 48, and the rectangular plate 46 is conveniently moved through the pull-out 482. Four springs 47 are provided, and the spring 47 array is distributed between the inner surface of the rectangular plate 46 and the square plate 48, which can improve the stability after connection. The cross-sectional shape of the rectangular plate 46 is "concave", which is convenient for connection.

[0021] The mounting assembly 5 includes a first through hole 51 and a bolt 54. The first through hole 51 is opened on the side of the support block 2. The fixing blocks 52 are provided in a plurality and are symmetrically arranged on the base 1 and the saddle body 3. The cross-sectional shape of the fixing block 52 is "U"-shaped. The lower surface of the saddle body 3 and the upper surface of the base 1 are both provided with fixing blocks 52. The side of the fixing block 52 is provided with a second through hole 53. The side of the support block 2 is movably fitted with the fixing block 52. The bolt 54 movably passes through the first through hole 51 and the second through hole 53. The outer surface of the bolt 54 is threaded with a nut 55, which can be passed through the support block 2. It is placed between the fixing blocks 52 arranged on the upper surface of the base 1, and the first through hole 51 and the second through hole 53 below the support block 2 are aligned. Two of the bolts 54 can be inserted into the corresponding first through holes 51 and the second through holes 53, and the nuts 55 are sleeved on the bolts 54 to connect the support block 2 to the base 1. After that, the second through hole 53 on the fixing block 52 located on the lower surface of the saddle body 3 can be aligned with the first through hole 51 located above the support block 2. Similarly, the saddle body 3 and the support block 2 can be connected together by cooperating with the other two bolts 54 and nuts 55, and can be assembled for easy carrying and transportation.

[0022] Working principle: When the utility model is in use, the support block 2 can be placed between the fixed blocks 52 arranged on the upper surface of the base 1, and the first through hole 51 and the second through hole 53 below the support block 2 can be aligned, and two bolts 54 can be inserted into the corresponding first through hole 51 and the second through hole 53, and the nut 55 is sleeved on the bolt 54 to connect the support block 2 with the base 1, and then the second through hole 53 on the fixed block 52 on the lower surface of the saddle body 3 can be aligned with the first through hole 51 above the support block 2, and similarly, the saddle body 3 and the support block 2 can be connected together by cooperating with the other two bolts 54 and the nut 55, and can be assembled, which is convenient for carrying and transportation;

[0023] The wear resistance of the traction seat can be improved by the wear-resistant plate 421. When the wear-resistant plate 421 needs to be replaced, the square plate 48 can be pulled and moved through the pull mouth 482. The movement of the square plate 48 can make the plug block 481 disengage from the plug hole 44, thereby releasing the fixation of the mounting plate 42. After moving the mounting plate 42, the round block 43 on the lower surface of the new mounting plate 42 can be inserted into the round hole 45. After loosening the pull mouth 482, the plug block 481 can be inserted into the round hole 45 through the force of the spring 47, so that the wear-resistant plate 421 can be replaced conveniently.

[0024] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A wear-resistant semi-trailer traction seat, comprising a base (1), a support block (2) and a saddle body (3), characterized in that: The lower surface of the support block (2) is in active contact with the upper surface of the base (1), the upper surface of the support block (2) is in active contact with the lower surface of the saddle body (3), the saddle body (3) is connected with a detachable wear-resistant component (4), and the support block (2), the base (1) and the saddle body (3) are all provided with a mounting component (5); The disassembly and assembly wear-resistant assembly (4) comprises a mounting groove (41) and a mounting plate (42); the mounting groove (41) is provided on the upper surface of the saddle body (3); the mounting plate (42) and the inner surface of the mounting groove (41) are movably fitted; a wear-resistant plate (421) is fixedly provided on the upper surface of the mounting plate (42); a round block (43) is fixedly provided on the lower surface of the mounting plate (42); a round hole (45) is provided on the outer surface of the round block (43); and a round hole (46) is provided on the inner surface of the mounting groove (41). 5), the round block (43) is movably inserted into the round hole (45), a rectangular plate (46) is fixedly provided on the outer surface of the saddle body (3), a spring (47) is fixedly provided on the inner surface of the rectangular plate (46), a square plate (48) is fixedly provided on the other end of the spring (47), an insert block (481) is fixedly provided on the side of the square plate (48) away from the spring (47), the insert block (481) is movably inserted through the round hole (45), and the insert block (481) is movably inserted into the insertion hole (44).

2. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: The mounting assembly (5) comprises a first through hole (51) and a bolt (54), wherein the first through hole (51) is provided on the side of the support block (2), the lower surface of the saddle body (3) and the upper surface of the base (1) are both provided with a fixing block (52), the side of the fixing block (52) is provided with a second through hole (53), the side of the support block (2) is movably fitted with the fixing block (52), the bolt (54) movably passes through the first through hole (51) and the second through hole (53), and a nut (55) is threadedly sleeved on the outer surface of the bolt (54).

3. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: A limiting groove (49) is provided on the side of the rectangular plate (46), and a limiting block (491) is fixedly provided on the side of the square plate (48), wherein the limiting block (491) is slidably fitted with the inner surface of the limiting groove (49).

4. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: The upper surface of the square plate (48) is provided with a draw opening (482).

5. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: There are four springs (47), and the spring (47) array is distributed between the inner surface of the rectangular plate (46) and the square plate (48).

6. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: The cross-sectional shape of the rectangular plate (46) is a "concave" shape.

7. The wear-resistant semitrailer fifth wheel according to claim 1, characterized in that: Two circular holes (45) are provided, and the circular holes (45) are symmetrically arranged on the inner surface of the mounting groove (41).

8. The wear-resistant semitrailer fifth wheel according to claim 2, characterized in that: A plurality of the fixing blocks (52) are provided, and the fixing blocks (52) are symmetrically arranged on the base (1) and the saddle body (3).

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