Quick connecting structure with limiting function for special vehicle

Abstract

The utility model discloses a quick connecting structure with a limiting function for a special vehicle, and relates to the field of automobile manufacturing. The overturning assembly comprises an overturning seat and an overturning rod, the overturning seat is fixedly arranged on the protective plate, the bottom end of the overturning rod is provided with an overturning shaft perpendicular to the overturning rod, and the overturning shaft is hinged to the overturning seat in the length direction of the frame longitudinal beam; the support is used for being fixedly connected with an auxiliary frame longitudinal beam, the support is detachably connected with the turnover rod, and the support is arranged on the turnover assembly and rotationally connected with the protection plate. The quick connecting structure with the limiting function for the special vehicle further comprises a limiting seat, one end of the limiting seat is used for being fixedly connected with an auxiliary frame longitudinal beam, a limiting groove is formed in one side of the turnover assembly on the protection plate, and the limiting seat is matched with the limiting groove. Therefore, the problem of low connection and replacement efficiency of the main and auxiliary frames of the special vehicle is solved, and the efficiency of quickly assembling and replacing the carriage of the special vehicle is effectively improved.

Description

Technical Field

[0001] The present application relates to the field of automobile manufacturing, and in particular to a quick connection structure with a limiter for a special vehicle. Background Art

[0002] With the rapid development of intelligence, assembly and modularization in my country, how to solve the problem of rapid assembly and replacement of special-purpose vehicles is the main problem to be solved by the industry. At present, the connection device of the main and auxiliary frames of domestic special-purpose vehicles generally adopts the structure of pull seat, U-bolt and guard plate connection, which has the disadvantage of low assembly and replacement efficiency. Therefore, a special-purpose vehicle quick connection structure is needed to solve the industry problem and realize the rapid assembly and replacement of special-purpose vehicle boxes. Utility Model Content

[0003] In order to solve the problem of rapid assembly and replacement of special-purpose vehicles and improve the efficiency of assembly and replacement, the present application provides a quick connection structure with a limiter for special-purpose vehicles.

[0004] The present application provides a special vehicle-use quick connection structure with a limiter, which adopts the following technical solution.

[0005] A special vehicle-use fast connection structure with limit, comprising: a guard plate, a flip assembly, and a support;

[0006] The guard plate is used to be fixedly connected to the frame longitudinal beam;

[0007] The flip assembly comprises a flip seat and a flip rod, wherein the flip seat is fixedly arranged on the guard plate, and a flip shaft is arranged perpendicular to the flip rod at the bottom end of the flip rod, and the flip shaft is hingedly arranged with the flip seat along the length direction of the frame longitudinal beam;

[0008] The support is used for fixed connection with the auxiliary frame longitudinal beam, the support is detachably connected with the flip rod, and the support is rotatably connected with the guard plate by being arranged on the flip assembly.

[0009] By adopting the above technical solution, the support is fixed to the longitudinal beam of the subframe, the guard plate is fixed to the longitudinal beam of the frame, the support and the guard plate are connected by a flip assembly, and the support and the flip rod are detachably connected, so that fast connection and disassembly can be achieved, thereby realizing fast assembly and replacement of the special car box.

[0010] Optionally, the upper portion of the guard plate is bent away from the frame longitudinal beam.

[0011] By adopting the above technical solution, the upper part of the guard plate is bent away from the frame longitudinal beam, which can play a guiding role when placing the sub-frame longitudinal beam, and can be better aligned and placed to prevent the sub-frame longitudinal beam from colliding with the guard plate.

[0012] Optionally, the guard plate is fixedly connected to the frame longitudinal beam by bolts.

[0013] By adopting the above technical solution, the fixing method is simple and reliable through bolt connection, the cost is low, and the installation and disassembly are relatively convenient.

[0014] Optionally, a thread is provided on the flip rod, and the flip rod passes through a support and is tightened by a nut.

[0015] By adopting the above technical solution, a thread is opened on the flip rod, and a fixed connection is achieved by tightening a nut. This connection method is simple and reliable, and is convenient to install and disassemble, making it easy to quickly assemble and replace the special vehicle box.

[0016] Optionally, the top of the flip seat is not lower than the top height of the guard plate.

[0017] By adopting the above technical solution, the top of the flip seat is not lower than the height of the top of the guard plate. After the support plate and the flip rod are fixed, the support plate can be fixed against the flip seat. The flip seat is close to the flip area, the guard plate is fixed more stably and firmly, and no bending moment is caused to the guard plate. If the top height of the guard plate is high, there is a certain distance between the guard plate and the flip rod, the guard plate is prone to cause bending moment, which has a certain impact on the life of the guard plate and other components, and the stability is not good.

[0018] Optionally, the top of the flip seat maintains flatness.

[0019] By adopting the above technical solution, the top of the flip seat maintains flatness, ensuring that the contact surface between the top and the support is good and providing stable support to the support.

[0020] Optionally, both sides of the support are bent upwards, one end of the support is used for fixed connection with the auxiliary frame longitudinal beam, and the other end of the support is provided with an open slot, and the flip rod is arranged through the open slot.

[0021] By adopting the above technical solution, the two sides of the support are bent upward, and the design has better structural strength. Through the setting of the open groove, the connection and disassembly between the flip rod and the support, that is, the subframe longitudinal beam and the frame longitudinal beam are more convenient, which is more conducive to the rapid assembly and replacement of special car boxes.

[0022] Optionally, both sides of the other end of the support are chamfered.

[0023] Optionally, the special vehicle-use quick connection structure with limiter also includes a limiter seat, one end of which is used to be fixedly connected to the auxiliary frame longitudinal beam, and a limiter groove is provided on one side of the flip assembly on the guard plate, and the limiter seat cooperates with the limiter groove.

[0024] By adopting the above technical solution, through the setting of the limit seat, it can cooperate with the limit groove to limit the swing of the auxiliary frame longitudinal beam along the length direction of the frame longitudinal beam, prevent the auxiliary frame longitudinal beam from swinging and shaking, which is beneficial to improving the connection stability of the special vehicle box.

[0025] Optionally, the limiting groove is located at the top of the guard plate, and is a triangular notch opened at the top of the guard plate. The limiting seat is V-shaped and is arranged in coordination with the triangular notch.

[0026] By adopting the above technical solution, the limiting groove is a triangular notch located at the top of the guard plate, and the limiting seat is V-shaped, the two can cooperate better, and the matching stability of the limiting plate and the limiting groove is good.

[0027] In summary, this application at least includes the following beneficial effects:

[0028] 1. The flip rod of the present application is provided with a thread, which passes through the support and is set by tightening the nut. The flip rod is provided with a thread, and is fixedly connected by tightening the nut. This connection method is simple and reliable, and is convenient for installation and disassembly, and is easy to realize the rapid assembly and replacement of the special vehicle box.

[0029] 2. The two sides of the support of the present application are bent upward, one end of the support is used to be fixedly connected to the auxiliary frame longitudinal beam, and the other end of the support is provided with an open slot, through which the flip rod is arranged. The two sides of the support are bent upward, and the structural strength of the design is better. Through the setting of the open slot, the connection and disassembly between the flip rod and the support, that is, the auxiliary frame longitudinal beam and the frame longitudinal beam is more convenient, which is more conducive to the rapid assembly and replacement of the special vehicle box.

[0030] 3. The present application also includes a limit seat, one end of which is used to be fixedly connected to the auxiliary frame longitudinal beam, and a limit slot is provided on one side of the flip assembly on the guard plate, and the limit seat cooperates with the limit slot. Through the setting of the limit seat, it can cooperate with the limit slot to limit the swing of the auxiliary frame longitudinal beam along the length direction of the frame longitudinal beam, prevent the auxiliary frame longitudinal beam from swinging, and help improve the connection stability of the special car box. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] 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.

[0032] Figure 1 The present invention is a schematic diagram of a quick connection structure with a limiter for a special vehicle.

[0033] Figure 2The present invention is a schematic diagram showing a special vehicle-use quick connection structure with a limiter from another perspective.

[0034] Explanation of the reference numerals: 1. guard plate; 2. flip seat; 3. flip rod; 4. flip shaft; 5. support; 6. open groove; 7. nut; 8. limit seat; 9. limit groove; 10. frame longitudinal beam; 11. subframe longitudinal beam. DETAILED DESCRIPTION

[0035] 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.

[0036] The following is combined with Figures 1 to 2 This application is described in further detail.

[0037] The embodiment of the present application discloses a quick connection structure with a limiter for a special vehicle.

[0038] Reference Figures 1 to 2 A quick connection structure with a limiter for a special vehicle includes: a guard plate 1, a flip assembly, a support 5, and a limiter seat 8.

[0039] The guard plate 1 is used for welding and fixing with the frame longitudinal beam 10. The guard plate 1 is fixedly connected with the frame longitudinal beam 10 by bolts. The bolt connection is simple and reliable, low in cost, and convenient for installation and removal. The upper part of the guard plate 1 is bent away from the frame longitudinal beam 10. The upper part of the guard plate 1 is bent away from the frame longitudinal beam 10. When the sub-frame longitudinal beam 11 is placed, it can play a guiding role, and can be better aligned and placed to prevent the sub-frame longitudinal beam 11 from colliding with the guard plate 1.

[0040] The flip assembly includes a flip seat 2 and a flip rod 3. The flip seat 2 is welded and fixed on the guard plate 1. The flip rod 3 is provided with a thread, which can also be a bolt. The bottom end of the flip rod 3 is provided with a flip axis 4 perpendicular to the flip rod 3. The flip axis 4 is hinged to the flip seat 2 along the length direction of the frame longitudinal beam 10.

[0041] The top of the flip seat 2 is not lower than the height of the top of the guard plate 1, and the top of the flip seat 2 is not lower than the height of the top of the guard plate 1. After the support plate and the flip rod 3 are fixed, the support plate can be fixed against the flip seat 2, and the flip seat 2 is close to the flip area. The fixation of the guard plate 1 is more stable and reliable, and no bending moment is caused to the guard plate 1. If the top height of the guard plate 1 is high, there is a certain distance between the guard plate 1 and the flip rod 3, and the guard plate 1 is prone to cause bending moment, which has a certain impact on the life of the guard plate 1 and other components, and the stability is not good.

[0042] The top of the flip seat 2 maintains flatness, and the top of the flip seat 2 maintains flatness, ensuring that the contact surface between it and the support 5 is good and the support 5 is stably supported.

[0043] The support 5 is used for being welded and fixedly connected with the auxiliary frame longitudinal beam 11. Both sides of the support 5 are bent upward. One end of the support 5 is used for being fixedly connected with the auxiliary frame longitudinal beam 11. Both sides of the other end of the support 5 are chamfered. Both sides of the support 5 are bent upward. This design has better structural strength.

[0044] An open groove 6 is provided at the other end of the support 5, and the flip rod 3 passes through the open groove 6 on the support 5 and is tightened by a nut 7 to be fixedly connected. This connection method is simple and reliable, and is convenient to install and disassemble, and is easy to realize the rapid assembly and replacement of the special vehicle box. The connection and disassembly between the flip rod 3 and the support 5, that is, the sub-frame longitudinal beam 11 and the frame longitudinal beam 10 are more convenient, which is more conducive to the rapid assembly and replacement of the special vehicle box.

[0045] One end of the limit seat 8 is used for fixed connection with the auxiliary frame longitudinal beam 11. A limit groove 9 is provided on one side of the flip assembly on the guard plate 1. The limit seat 8 cooperates with the limit groove 9. The limit groove 9 is located at the top of the guard plate 1 and is a triangular notch provided at the top of the guard plate 1. The limit seat 8 is V-shaped and is arranged in cooperation with the triangular notch. The limit groove 9 is a triangular notch located at the top of the guard plate 1. The limit seat 8 is V-shaped. The two can cooperate better. The cooperation stability between the limit plate and the limit groove 9 is good. Through the setting of the limit seat 8, it can cooperate with the limit groove 9 to limit the swing of the auxiliary frame longitudinal beam 11 along the length direction of the frame longitudinal beam 10, and prevent the auxiliary frame longitudinal beam 11 from swinging and shaking, which is conducive to improving the connection stability of the special vehicle box.

[0046] The support 5 is fixed to the subframe longitudinal beam 11, the guard plate 1 is fixed to the frame longitudinal beam 10, the support 5 and the guard plate 1 are connected by a flip assembly, and the support 5 and the flip rod 3 are detachably connected, so that fast connection and disassembly can be achieved, thereby realizing fast assembly and replacement of the special vehicle box.

[0047] In the description of the present utility model, it should be understood that the terms "both sides", "top", "one end", "the other end", "top end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In the description of the present utility model, unless otherwise specified and limited, it should be noted that the term "connection" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal connection of two elements, it can be a direct connection, or it can be an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0048] The above are only preferred embodiments of the utility model and are not intended to limit the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A special vehicle with a limiter quick connection structure, characterized in that: include: Guard plate, flip assembly, support; The guard plate is used to be fixedly connected to the frame longitudinal beam; The flip assembly comprises a flip seat and a flip rod, wherein the flip seat is fixedly arranged on the guard plate, and a flip shaft is arranged perpendicular to the flip rod at the bottom end of the flip rod, and the flip shaft is hingedly arranged with the flip seat along the length direction of the frame longitudinal beam; The support is used for fixed connection with the auxiliary frame longitudinal beam, the support is detachably connected with the flip rod, and the support is rotatably connected with the guard plate by being arranged on the flip assembly.

2. A special vehicle-use quick connection structure with position limiting according to claim 1, characterized in that: The upper portion of the guard plate is bent away from the longitudinal beam of the frame.

3. A special vehicle-use quick connection structure with position limiting according to claim 1, characterized in that: The guard plate is fixedly connected to the frame longitudinal beam by bolts.

4. A special vehicle-use fast connection structure with position limiter according to claim 1, characterized in that: The flip rod is provided with a thread, and the flip rod passes through the support and is tightened by a nut.

5. The special vehicle-use quick connection structure with limiter according to claim 1, characterized in that: The top of the flip seat is not lower than the height of the top of the guard plate.

6. A special vehicle-use fast connection structure with limiter according to claim 1, characterized in that: The top of the turning seat maintains flatness.

7. A special vehicle-use fast connection structure with position limiter according to claim 1, characterized in that: Both sides of the support are bent upwards, one end of the support is used for fixed connection with the auxiliary frame longitudinal beam, and the other end of the support is provided with an open slot, and the flip rod is arranged through the open slot.

8. The special vehicle-use quick connection structure with limiter according to claim 1, characterized in that: The other end of the support is chamfered on both sides.

9. A special vehicle-use fast connection structure with position limiter according to claim 1, characterized in that: The special vehicle-use quick connection structure with limit also includes a limit seat, one end of which is used for fixed connection with the auxiliary frame longitudinal beam, and a limit groove is provided on one side of the flip assembly on the guard plate, and the limit seat cooperates with the limit groove.

10. A special vehicle-use fast connection structure with position limiting according to claim 9, characterized in that: The limiting groove is located at the top of the guard plate, and is a triangular notch opened at the top of the guard plate. The limiting seat is V-shaped and is arranged in coordination with the triangular notch.

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