Vehicle door fixing device

Abstract

The vehicle door fixing device is used for fixing a vehicle door to a vehicle body framework, a first connecting hole and a second connecting hole of the vehicle body framework correspond to a first connecting column and a second connecting column of the vehicle door, and when the vehicle door is not detached, the first connecting column and the second connecting column are inserted into the first connecting hole and the second connecting hole; the automobile door fixing device is characterized in that the automobile door fixing device comprises a first strip-shaped plate, a second strip-shaped plate and a connecting piece, the first strip-shaped plate and the second strip-shaped plate are connected through the connecting piece and arranged in parallel at intervals, and a third connecting column and a fourth connecting column are arranged on a first protruding part and a second protruding part of the first strip-shaped plate respectively and correspond to the first connecting hole and the second connecting hole; a third lug boss and a fourth lug boss of the second strip-shaped plate are respectively provided with a third connecting hole and a fourth connecting hole corresponding to the first connecting column and the second connecting column; according to the scheme provided by the embodiment of the invention, the assembly problem of the instrument panel in the prior art can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle door fixing, in particular to a vehicle door fixing device. Background Art

[0002] The B60 series off-road vehicle is a four-wheel drive off-road vehicle with front and rear independent suspension. In the existing technology, if the B60V door is not removed, there is a risk of bumps and scratches when assembling the dashboard during transportation, and the left front door needs to be disassembled and then reinstalled. Utility Model Content

[0003] The purpose of the embodiments of the present application is to provide a vehicle door fixing device that can solve the problem of instrument panel assembly in the prior art.

[0004] In order to solve the above technical problems, this application is implemented as follows:

[0005] The embodiment of the present application provides a vehicle door fixing device for fixing a vehicle door to a vehicle body frame, wherein the vehicle body frame includes a first connecting hole and a second connecting hole, and the vehicle door includes: a first connecting column corresponding to the first connecting hole, and a second connecting column corresponding to the second connecting hole, when the vehicle door is installed on the vehicle body frame, the first connecting column is plugged into the first connecting hole, and the second connecting column is plugged into the second connecting hole; the vehicle door fixing device includes: a first strip plate, a second strip plate and a connecting member, the first strip plate is parallel to the second strip plate and is spaced apart, and a first end face of the first strip plate is fixedly connected to a first end face of the second strip plate through the connecting member;

[0006] The first strip plate comprises: a first protrusion protruding along the second end surface of the first strip plate and a second protrusion protruding along the second end surface of the first strip plate, the second end surface of the first strip plate is an end surface opposite to the first end surface of the first strip plate, the first protrusion and the second protrusion are arranged at intervals along the length direction of the first strip plate, the first protrusion is provided with a third connecting column extending toward one side of the second protrusion, the third connecting column is arranged parallel to the first strip plate, and the third connecting column corresponds to the first connecting hole; the second protrusion is provided with a fourth connecting column extending along a side opposite to the first protrusion, the fourth connecting column is arranged parallel to the first strip plate, and the fourth connecting column corresponds to the second connecting hole;

[0007] The second strip plate comprises: a third protrusion protruding along the second end surface of the second strip plate and a fourth protrusion protruding along the second end surface of the second strip plate, the second end surface of the second strip plate is an end surface opposite to the first end surface of the second strip plate, the third protrusion is provided with a third connection hole corresponding to the first connection column, and the fourth protrusion is provided with a fourth connection hole corresponding to the second connection column;

[0008] When the vehicle door is separated from the vehicle body frame, the vehicle door fixing device is connected to the first connecting hole through the third connecting column, and is connected to the second connecting hole through the fourth connecting column, and the vehicle door is suspended from the third connecting hole and the fourth connecting hole of the vehicle door fixing device through the first connecting column and the second connecting column.

[0009] In the embodiment of the present application, the vehicle body frame is provided with a first connecting hole and a second connecting hole, the vehicle door is provided with a first connecting column corresponding to the first connecting hole, and a second connecting column corresponding to the second connecting hole. When the vehicle door is not disassembled, the first connecting column is plugged into the first connecting hole, and the second connecting column is plugged into the second connecting hole. The first end face of the first strip plate and the first end face of the second strip plate are connected by a connecting piece and are arranged in parallel and spaced apart. The first strip plate is respectively provided with a first protrusion and a second protrusion protruding along the second end face of the first strip plate. The first protrusion and the second protrusion are spaced apart along the length direction of the first strip plate. The second end face of the first strip plate is the end face opposite to the first end face of the first strip plate. The first protrusion is provided with a third connecting column extending toward one side of the second protrusion. The third connecting column corresponds to the first connecting hole, and the third connecting column is arranged in parallel with the first strip plate. The second protrusion is provided with a fourth connecting column extending along the side opposite to the first protrusion, and the fourth connecting column is connected to the second The connecting holes correspond to each other, and the fourth connecting column is arranged parallel to the first strip plate, and the second strip plate is provided with a third protrusion and a fourth protrusion protruding along the second end face of the second strip plate, the second end face of the second strip plate is the end face opposite to the first end face of the second strip plate, the third protrusion is provided with a third connecting hole corresponding to the first connecting column, and the fourth protrusion is provided with a fourth connecting hole corresponding to the second connecting column. When the vehicle door is disassembled, the baffle plate is fixedly connected to the first strip plate, and the baffle plate is located between the vehicle door and the vehicle body frame to play a shielding and protective role. The vehicle door fixing device is connected to the first connecting hole through the third connecting column, and is connected to the second connecting hole through the fourth connecting column. The vehicle door is suspended on the third connecting hole and the fourth connecting hole of the vehicle door fixing device through the first connecting column and the second connecting column. Through such an arrangement, the problem of logistics transportation of the production line can be solved and the assembly needs of the production line can be met. The vehicle door fixing device is simple to manufacture and can generate higher profits at a lower cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in describing the embodiments of the present application are briefly introduced below.

[0011] Figure 1 A schematic diagram of the structure of a vehicle door fixing device provided in an embodiment of the present application;

[0012] Figure 2 A schematic diagram of a vehicle door structure provided in an embodiment of the present application;

[0013] Figure 3 A schematic diagram of the vehicle body skeleton structure provided in an embodiment of the present application. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0015] The terms "first", "second", etc. in the specification and claims of this application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, and the objects distinguished by "first", "second", etc. are generally of the same type, and the number of objects is not limited. For example, the first object can be one or more.

[0016] The present application embodiment provides a vehicle door fixing device, please refer to Figure 1 , Figure 2 and Figure 3 A vehicle door fixing device provided in an embodiment of the present application is used to fix a vehicle door 10 to a vehicle body frame 20, wherein the vehicle body frame 20 includes a first connecting hole 50 and a second connecting hole 60, and the vehicle door 10 includes: a first connecting column 30 corresponding to the first connecting hole 50, and a second connecting column 40 corresponding to the second connecting hole 60, when the vehicle door 10 is installed on the vehicle body frame 20, the first connecting column 30 is plugged into the first connecting hole 50, and the second connecting column 40 is plugged into the second connecting hole 60, comprising a first strip plate 90, a second strip plate 100 and a connecting member, wherein the first strip plate 90 and the second strip plate 100 are parallel and spaced apart, and a first end surface of the first strip plate 90 is fixedly connected to a first end surface of the second strip plate 100 through the connecting member;

[0017] The first strip plate 90 comprises: a first protruding portion 150 protruding along the second end surface of the first strip plate 90 and a second protruding portion 160 protruding along the second end surface of the first strip plate 90, the second end surface of the first strip plate 90 is an end surface opposite to the first end surface of the first strip plate 90, the first protruding portion 150 and the second protruding portion 160 are arranged at intervals along the length direction of the first strip plate 90, the first protruding portion 150 is provided with a third connecting column 150-1 extending toward one side of the second protruding portion 160, the third connecting column 150-1 is arranged parallel to the first strip plate 90, and the third connecting column 150-1 corresponds to the first connecting hole 50; the second protruding portion 160 is provided with a fourth connecting column 160-1 extending along a side opposite to the first protruding portion 150, the fourth connecting column 160-1 is arranged parallel to the first strip plate 90, and the fourth connecting column 160-1 corresponds to the second connecting hole 60;

[0018] The second strip plate 100 comprises: a third protrusion 130 protruding along the second end surface of the second strip plate 100 and a fourth protrusion 140 protruding along the second end surface of the second strip plate 100, the second end surface of the second strip plate 100 is an end surface opposite to the first end surface of the second strip plate 100, the third protrusion 130 is provided with a third connection hole 130-1 corresponding to the first connection column 30, and the fourth protrusion 140 is provided with a fourth connection hole 140-1 corresponding to the second connection column 40;

[0019] When the vehicle door 10 is separated from the vehicle body frame 20, the vehicle door fixing device is connected to the first connecting hole 50 through the third connecting column 150-1, and is connected to the second connecting hole 60 through the fourth connecting column 160-1. The vehicle door 10 is suspended on the third connecting hole 130-1 and the fourth connecting hole 140-1 of the vehicle door fixing device through the first connecting column 30 and the second connecting column 40.

[0020] In this embodiment, the first connecting hole 50 and the second connecting hole 60 refer to the door hinge cone hole, the first connecting column 30 and the second connecting column 40 refer to bolts, respectively, the third connecting column 150-1 and the fourth connecting column 160-1 refer to the upper positioning pin and the lower positioning pin, respectively, the third connecting hole 130-1 and the fourth connecting hole 140-1 refer to the upper hinge hole of the door and the lower hinge hole of the door, respectively, the vehicle body frame 20 is provided with the first connecting hole 50 and the second connecting hole 60, the vehicle door 10 is provided with the first connecting column 30 and the second connecting column 40, and the first connecting hole 50 corresponds to the first connecting column 30 The second connection hole 60 corresponds to the second connection column 40. When the vehicle door 10 is not disassembled, the first connection column 30 is plugged into the first connection hole 50, and the second connection column 40 is plugged into the second connection hole 60. The first strip plate 90 is parallel to and spaced from the second strip plate 100. The first end face of the first strip plate 90 is fixedly connected to the first end face of the second strip plate 100 through a connecting member. The first strip plate 90 is parallel to and spaced from the second strip plate 100 in the length direction. The first protrusion 150 protruding from the second end face of the first strip plate 90 and the protrusion along the second end face of the first strip plate 90 The second protrusion 160, the first protrusion 150 and the second protrusion 160 are arranged at intervals along the length direction of the first strip plate 90, the second end face of the first strip plate 90 is the end face opposite to the first end face of the first strip plate 90, the first protrusion 150 is provided with a third connecting column 150-1 extending toward one side of the second protrusion 160, the third connecting column 150-1 is arranged parallel to the first strip plate 90, and the third connecting column 150-1 corresponds to the first connecting hole 50; the second protrusion 160 is provided with a fourth connecting column 160-1 extending along the side opposite to the first protrusion 150, the fourth The connecting column 160-1 is arranged in parallel with the first strip plate 90, and the fourth connecting column 160-1 corresponds to the second connecting hole 60; the third protrusion 130 protruding along the second end surface of the second strip plate 100 and the fourth protrusion 140 protruding along the second end surface of the second strip plate 100, the second end surface of the second strip plate 100 is the end surface opposite to the first end surface of the second strip plate 100, the third protrusion 130 is provided with a third connecting hole 130-1 corresponding to the first connecting column 30, and the fourth protrusion 140 is provided with a fourth connecting hole 140-1 corresponding to the second connecting column 40;When the vehicle door 10 is separated from the vehicle body frame 20, the vehicle door fixing device is connected to the first connecting hole 50 through the third connecting column 150-1, and is connected to the second connecting hole 60 through the fourth connecting column 160-1. The vehicle door 10 is suspended on the third connecting hole 130-1 and the fourth connecting hole 140-1 of the vehicle door fixing device through the first connecting column 30 and the second connecting column 40. When the vehicle door 10 is disassembled, the third connecting column 150-1 and the fourth connecting column 160-1 cooperate with the first connecting hole 50 and the second connecting hole 60, the first connecting column 30 and the second connecting column 40 are respectively inserted into the third connecting hole 130-1 and the fourth connecting hole 140-1, and the baffle plate 110 is fixedly connected to the first strip plate 90. After the vehicle door 10 is disassembled Hanging on the manipulator for disassembling the door 10, take the door fixing device from the tooling rack at the line side, assemble it on the door 10, then use the manipulator for disassembling the door 10 to install the disassembled door 10 and hang it on the door fixing device. After the assembly of the instrument panel module is completed, use the assisting machine for assembling the door 10 to grab the door 10 and separate it from the door fixing device, remove the door tooling, place it on the tooling storage rack, and then reassemble the door to the third connection hole 130-1 and the fourth connection hole 140-1. By setting it in this way, the problem of logistics transfer on the production line can be solved, that is, the trouble of disassembling the door and transferring the logistics to the subsequent process is reduced, the assembly efficiency is improved, the assembly needs of the production line are met, and the device is simple to manufacture, which can generate higher benefits at a lower cost. ;

[0021] Optionally, the first end surface of the first strip plate is perpendicular to the first end surface of the second strip plate;

[0022] The vehicle body frame comprises a vehicle door installation position corresponding to the vehicle door. When the vehicle door is separated from the vehicle body frame, the vehicle door extends along a side toward the front of the vehicle to be offset from the vehicle door installation position.

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 The first end surface of the first strip plate 90 is perpendicular to the first end surface of the second strip plate 100, the length directions of the first strip plate 90 and the second strip plate 100 are parallel, the vehicle body frame 20 includes a door mounting position corresponding to the vehicle door 10, and when the vehicle door 10 is separated from the vehicle body frame 20, the vehicle door 10 extends along the side toward the front of the vehicle and is offset from the door 10 mounting position.

[0024] In this embodiment, when the vehicle door 10 is separated from the vehicle body frame 20 , the vehicle door 10 extends along the side toward the front of the vehicle and is offset from the vehicle door installation position, which is convenient to use and meets the requirements of instrument panel assembly on a production line.

[0025] Optionally, at least one first threaded hole is further provided on the vehicle body frame, and the vehicle door fixing device further comprises a connecting plate, the connecting plate is fixedly connected to the connecting member, the connecting plate is parallel to the third connecting column, and at least one second threaded hole corresponding to the at least one first threaded hole is provided on the connecting plate, and the at least one first threaded hole corresponds to the at least one second threaded hole one by one;

[0026] When the vehicle door is separated from the vehicle body frame, the second threaded hole is fixedly connected to the corresponding first threaded hole by a bolt.

[0027] Please refer to Figure 1 , Figure 2 and Figure 3 At least one first threaded hole is opened on the vehicle body frame 20, the connecting plate 170 is fixedly connected to the connecting piece, the connecting plate 170 is parallel to the third connecting column 150-1, and at least one second threaded hole corresponding to the at least one first threaded hole is opened on the connecting plate 170. The at least one first threaded hole corresponds to the at least one second threaded hole one by one. When the vehicle body frame 20 is separated, the second threaded hole is fixedly connected to the corresponding first threaded hole by bolts.

[0028] In this embodiment, by opening at least one second threaded hole on the connecting plate 170 and at least one first threaded hole corresponding to the at least one second threaded hole on the vehicle body frame 20, it is convenient and uncomplicated to use, and its stability is ensured by bolt connection, which is convenient and simple.

[0029] Optionally, the vehicle door fixing device further comprises a baffle plate, the baffle plate is fixedly connected to the first strip plate, and the third protrusion and the fourth protrusion are respectively opposite to the baffle plate;

[0030] When the vehicle door is separated from the vehicle body frame, the baffle plate is located between the vehicle door and the vehicle body frame.

[0031] Please refer to Figure 1 , Figure 2 and Figure 3 , the baffle plate 110 is fixedly connected to the first strip plate 90, and the third protrusion 130 and the fourth protrusion 140 are respectively opposite to the baffle plate 110;

[0032] When the vehicle door 10 is separated from the vehicle body frame 20 , the baffle plate 110 is located between the vehicle door 10 and the vehicle body frame 20 .

[0033] In this embodiment, the baffle plate 110 is fixedly connected to the first strip plate 90 , and when the vehicle door 10 is disassembled, the baffle plate 110 is located between the vehicle door 10 and the vehicle body frame 20 , which can better play a shielding and protective role.

[0034] Optionally, the baffle is an elastic baffle.

[0035] Please refer to Figure 1 , Figure 2 and Figure 3 The baffle plate 110 is fixedly connected to the first strip plate 90 . When the vehicle door 10 is disassembled, the baffle plate 110 is between the vehicle door 10 and the vehicle body frame 20 .

[0036] In this embodiment, the baffle plate 110 is an elastic baffle plate, which can reduce the impact force caused by the collision and reduce the damage to the human body and objects.

[0037] Optionally, the distance between the first connection hole and the chassis of the vehicle to which the vehicle body frame belongs is greater than the distance between the second connection hole and the chassis;

[0038] The first connection hole, the second connection hole, the third connection hole and the fourth connection hole are respectively tapered holes, and in the direction from the first connection hole to the second connection hole, the hole cross-sectional area of ​​the first connection hole gradually decreases, the hole cross-sectional area of ​​the second connection hole gradually decreases, the hole cross-sectional area of ​​the third connection hole gradually decreases, and the hole cross-sectional area of ​​the fourth connection hole gradually decreases;

[0039] The first connecting column is a conical column matching the first connecting hole, the second connecting column is a conical column matching the second connecting hole, the third connecting column is a conical column matching the third connecting hole, and the fourth connecting column is a conical column matching the fourth connecting hole. In the direction from the first connecting column to the second connecting column, the column cross-sectional area of ​​the first connecting column gradually decreases, the column cross-sectional area of ​​the second connecting column gradually decreases, the column cross-sectional area of ​​the third connecting column gradually decreases, and the column cross-sectional area of ​​the fourth connecting column gradually decreases.

[0040] Please refer to Figure 1 , Figure 2 and Figure 3The distance between the first connection hole 50 and the chassis of the vehicle to which the vehicle body frame 20 belongs is greater than the distance between the second connection hole 60 and the chassis. The first connection hole 50, the second connection hole 60, the third connection hole 130-1 and the fourth connection hole 140-1 are tapered holes. The first connection hole 50 points to the direction of the second connection hole 60, and the hole cross-sectional area of ​​the first connection hole 50 gradually decreases, the hole cross-sectional area of ​​the second connection hole 60 gradually decreases, the hole cross-sectional area of ​​the third connection hole 130-1 gradually decreases, and the hole cross-sectional area of ​​the fourth connection hole 140-1 gradually decreases; the first connection column 30 is A conical column matching the first connecting hole 50, the second connecting column 40 is a conical column matching the second connecting hole 60, the third connecting column 150-1 is a conical column matching the third connecting hole 130-1, and the fourth connecting column 160-1 is a conical column matching the fourth connecting hole 140-1, and in the direction from the first connecting column 30 to the second connecting column 40, the column cross-sectional area of ​​the first connecting column 30 gradually decreases, the column cross-sectional area of ​​the second connecting column 40 gradually decreases, the column cross-sectional area of ​​the third connecting column 150-1 gradually decreases, and the column cross-sectional area of ​​the fourth connecting column 160-1 gradually decreases.

[0041] In this embodiment, each connecting hole matches each connecting column, the hole cross-sectional area of ​​each connecting hole gradually decreases, and the column cross-sectional area of ​​each connecting column gradually decreases. With this arrangement, when the vehicle door is disassembled, the vehicle door 10 is fixedly connected to the vehicle body frame 20 through the vehicle door fixing device, which is simple, convenient and lightweight, while ensuring the production rhythm.

[0042] Optionally, the connecting member includes a first connecting member and a second connecting member, the first connecting member is parallel to the second connecting member, and is spaced apart along the length direction of the first strip plate and the second strip plate;

[0043] The third end surface of the first connecting member facing the first connecting hole of the vehicle body frame is connected to the first end surface of the first strip plate, the third end surface of the first connecting member is perpendicular to the first end surface of the second strip plate, the fourth end surface of the first connecting member facing the first connecting column of the vehicle door is connected to the first end surface of the second strip plate, and the third end surface of the first connecting member is an end surface perpendicular to the fourth end surface of the first connecting member;

[0044] The third end face of the second connecting member facing the second connecting hole of the vehicle body frame is connected to the first end face of the first strip plate, the fourth end face of the second connecting member facing the second connecting column of the vehicle door is connected to the first end face of the second strip plate, and the third end face of the second connecting member is an end face perpendicular to the fourth end face of the second connecting member.

[0045] Please refer to Figure 1 , Figure 2 and Figure 3The first connecting member 70 and the second connecting member 80 are arranged in parallel and spaced apart along the length direction of the first strip plate 90 and the second strip plate 100. The third end surface of the first connecting member 70 facing the first connecting hole 50 of the vehicle body frame 20 is connected to the first end surface of the first strip plate 90, and the third end surface of the first connecting member 70 is perpendicular to the first end surface of the second strip plate 100. The fourth end surface of the first connecting member 70 facing the first connecting column 30 of the vehicle door 10 is connected to the first end surface of the second strip plate 100, and the third end surface of the first connecting member 70 is an end surface perpendicular to the fourth end surface of the first connecting member 70; the third end surface of the second connecting member 80 facing the second connecting hole 60 of the vehicle body frame 20 is connected to the first end surface of the first strip plate 90, and the fourth end surface of the second connecting member 80 facing the second connecting column 40 of the vehicle door 10 is connected to the first end surface of the second strip plate 100, and the third end surface of the second connecting member 80 is an end surface perpendicular to the fourth end surface of the second connecting member 80.

[0046] In this embodiment, the first connecting member 70 and the second connecting member 80 are parallel and are spaced apart in the length direction of the first strip plate 90 and the second strip plate 100. The first connecting member 70 is connected to the first end face of the first strip plate 90, and the third end face of the first connecting member 70 is perpendicular to the first end face of the second strip plate 100. The first connecting member 70 is connected to the first end face of the second strip plate 100, and the third end face of the first connecting member 70 is perpendicular to the fourth end face of the first connecting member 70. The second connecting member 80 is connected to the first end face of the first strip plate 90, and the second connecting member 80 is connected to the first end face of the second strip plate 100, and the third end face of the second connecting member 80 is perpendicular to the fourth end face of the second connecting member 80. By such an arrangement, the vehicle door fixing device can be more stabilized, and it is convenient and simple to use when the vehicle door 10 is disassembled.

[0047] Optionally, the vehicle door fixing device also includes a handle, which is connected to the first end face of the second strip plate; a third threaded hole is provided at one end of the handle facing the first connecting member, and a fourth threaded hole is provided at one end of the handle facing the second connecting member, the third threaded hole and the fourth threaded hole respectively correspond one-to-one to the threaded holes of the second strip plate, and the third threaded hole is fixedly connected to the corresponding fourth threaded hole by a bolt.

[0048] Please refer to Figure 1 , Figure 2 and Figure 3 The handle 120 is connected to the first end face of the second strip plate 100, a third threaded hole is provided at one end of the handle 120 facing the first connecting member 70, and a fourth threaded hole is provided at one end of the handle 120 facing the second connecting member 80. The third threaded hole and the fourth threaded hole correspond to the threaded holes of the second strip plate 100 respectively, and the third threaded hole is fixedly connected to the corresponding fourth threaded hole by a bolt.

[0049] In this embodiment, by such arrangement, when the vehicle door 10 is disassembled, better control and operation can be achieved to ensure safe and efficient work.

[0050] Optionally, the number of the at least one first threaded hole is 4, and the number of the at least one second threaded hole is 4.

[0051] Please refer to Figure 1 , Figure 2 and Figure 3 , four first threaded holes are set on the connecting plate 170 , and four second threaded holes are set on the vehicle body frame 20 .

[0052] In this embodiment, the number of the first threaded holes is 4, and the number of the second threaded holes is 4. The 4 first threaded holes correspond to the 4 second threaded holes. At the same time, four threaded holes are also provided on the side of the second strip plate 100 away from the connecting plate 170. The four threaded holes correspond one by one to the threaded holes of the vehicle body frame 20, and the door fixing device is connected to the vehicle body frame 20 by bolts.

[0053] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A vehicle door fixing device, used for fixing a vehicle door to a vehicle body frame, wherein: The vehicle body frame includes a first connection hole and a second connection hole, and the vehicle door includes: a first connection column corresponding to the first connection hole, and a second connection column corresponding to the second connection hole, when the vehicle door is installed on the vehicle body frame, the first connection column is plugged into the first connection hole, and the second connection column is plugged into the second connection hole; it is characterized in that the vehicle door fixing device includes: a first strip plate, a second strip plate and a connecting piece, the first strip plate is parallel to the second strip plate and is spaced apart, and the first end surface of the first strip plate is fixedly connected to the first end surface of the second strip plate through the connecting piece; The first strip plate comprises: a first protrusion protruding along the second end surface of the first strip plate and a second protrusion protruding along the second end surface of the first strip plate, the second end surface of the first strip plate is an end surface opposite to the first end surface of the first strip plate, the first protrusion and the second protrusion are arranged at intervals along the length direction of the first strip plate, the first protrusion is provided with a third connecting column extending toward one side of the second protrusion, the third connecting column is arranged parallel to the first strip plate, and the third connecting column corresponds to the first connecting hole; the second protrusion is provided with a fourth connecting column extending along a side opposite to the first protrusion, the fourth connecting column is arranged parallel to the first strip plate, and the fourth connecting column corresponds to the second connecting hole; The second strip plate comprises: a third protrusion protruding along the second end surface of the second strip plate and a fourth protrusion protruding along the second end surface of the second strip plate, the second end surface of the second strip plate is an end surface opposite to the first end surface of the second strip plate, the third protrusion is provided with a third connection hole corresponding to the first connection column, and the fourth protrusion is provided with a fourth connection hole corresponding to the second connection column; When the vehicle door is separated from the vehicle body frame, the vehicle door fixing device is connected to the first connecting hole through the third connecting column, and is connected to the second connecting hole through the fourth connecting column, and the vehicle door is suspended from the third connecting hole and the fourth connecting hole of the vehicle door fixing device through the first connecting column and the second connecting column.

2. The vehicle door fixing device according to claim 1, characterized in that: The first end surface of the first strip plate is perpendicular to the first end surface of the second strip plate; The vehicle body frame comprises a vehicle door installation position corresponding to the vehicle door. When the vehicle door is separated from the vehicle body frame, the vehicle door extends along a side toward the front of the vehicle to be offset from the vehicle door installation position.

3. The vehicle door fixing device according to claim 2, characterized in that: The vehicle body frame is further provided with at least one first threaded hole, the vehicle door fixing device further comprises a connecting plate, the connecting plate is fixedly connected to the connecting member, the connecting plate is parallel to the third connecting column, and the connecting plate is provided with at least one second threaded hole corresponding to the at least one first threaded hole, and the at least one first threaded hole corresponds to the at least one second threaded hole one by one; When the vehicle door is separated from the vehicle body frame, the second threaded hole is fixedly connected to the corresponding first threaded hole by a bolt.

4. The vehicle door fixing device according to claim 1, characterized in that: The door fixing device further comprises a baffle plate, the baffle plate is fixedly connected to the first strip plate, and the third protrusion and the fourth protrusion are respectively opposite to the baffle plate; When the vehicle door is separated from the vehicle body frame, the baffle plate is located between the vehicle door and the vehicle body frame.

5. The vehicle door fixing device according to claim 4, characterized in that: The baffle plate is an elastic baffle plate.

6. The vehicle door fixing device according to claim 1, characterized in that: The distance between the first connection hole and the chassis of the vehicle to which the vehicle body frame belongs is greater than the distance between the second connection hole and the chassis; The first connection hole, the second connection hole, the third connection hole and the fourth connection hole are respectively tapered holes, and in the direction from the first connection hole to the second connection hole, the hole cross-sectional area of ​​the first connection hole gradually decreases, the hole cross-sectional area of ​​the second connection hole gradually decreases, the hole cross-sectional area of ​​the third connection hole gradually decreases, and the hole cross-sectional area of ​​the fourth connection hole gradually decreases; The first connecting column is a conical column matching the first connecting hole, the second connecting column is a conical column matching the second connecting hole, the third connecting column is a conical column matching the third connecting hole, and the fourth connecting column is a conical column matching the fourth connecting hole. In the direction from the first connecting column to the second connecting column, the column cross-sectional area of ​​the first connecting column gradually decreases, the column cross-sectional area of ​​the second connecting column gradually decreases, the column cross-sectional area of ​​the third connecting column gradually decreases, and the column cross-sectional area of ​​the fourth connecting column gradually decreases.

7. The vehicle door fixing device according to claim 1, characterized in that: The connecting member comprises a first connecting member and a second connecting member, wherein the first connecting member is parallel to the second connecting member and is spaced apart along the length direction of the first strip plate and the second strip plate; The third end surface of the first connecting member facing the first connecting hole of the vehicle body frame is connected to the first end surface of the first strip plate, the third end surface of the first connecting member is perpendicular to the first end surface of the second strip plate, the fourth end surface of the first connecting member facing the first connecting column of the vehicle door is connected to the first end surface of the second strip plate, and the third end surface of the first connecting member is an end surface perpendicular to the fourth end surface of the first connecting member; The third end face of the second connecting member facing the second connecting hole of the vehicle body frame is connected to the first end face of the first strip plate, the fourth end face of the second connecting member facing the second connecting column of the vehicle door is connected to the first end face of the second strip plate, and the third end face of the second connecting member is an end face perpendicular to the fourth end face of the second connecting member.

8. The vehicle door fixing device according to claim 7, characterized in that: The vehicle door fixing device also includes a handle, which is connected to the first end face of the second strip plate; a third threaded hole is provided at one end of the handle facing the first connecting member, and a fourth threaded hole is provided at one end of the handle facing the second connecting member, the third threaded hole and the fourth threaded hole respectively correspond to the threaded holes of the second strip plate, and the third threaded hole is fixedly connected to the corresponding fourth threaded hole by a bolt.

9. The vehicle door fixing device according to claim 3, characterized in that: The number of the at least one first threaded hole is four, and the number of the at least one second threaded hole is four.

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