Hinge for quickly disassembling breast board

Abstract

The utility model provides a quick-disassembly hinge for a breast board. The quick-disassembly hinge comprises a first folding hinge body and a second folding hinge body, the two mounting plates are arranged at the top and the bottom of the front face of the first folding hinge body respectively, a rotating sleeve is fixedly mounted at one end of each mounting plate, a rotating shaft is rotationally connected to the inner side face of each rotating sleeve, a baffle is fixedly mounted at the top of each rotating shaft, and a second folding hinge body is fixedly mounted on one side of each baffle. According to the quick-disassembly hinge for the breast board, the first folding hinge body, the mounting plate, the rotating sleeve, the second folding hinge body, the baffle, the rotating shaft, the clamping frame, the clamping groove, the clamping block and other structures are matched with one another, and when the quick-disassembly hinge for the breast board is used, when the breast board is opened, the breast board can be quickly disassembled; the first folding hinge body and the second folding hinge body are in a perpendicular state, at the moment, a user lifts the second folding hinge body upwards to disassemble the second folding hinge body and the first folding hinge body, and therefore the user can disassemble the breast board conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of semitrailer accessories, in particular to a fast-detachable hinge for a sideboard. Background Art

[0002] A hinge, also known as a hinge, is a mechanical device used to connect two solids and allow them to rotate relative to each other. A hinge can be made of movable components or foldable materials. It is mainly classified by material into stainless steel, copper and iron. Hinge has a wide range of applications, such as furniture, vehicles or industry and agriculture, and trailers require the use of pivot hinges to install vehicle sidewalls.

[0003] For example, in the patent application with publication number CN 210888478 U in the prior art, a left hinge, a pin hole shaft and a right hinge are used, wherein a right hinge is arranged at the right end of the left hinge; the left hinge and the right hinge are connected only by the pin hole shaft; the pin hole shaft comprises a pin shaft and an axle pin, and an axle pin is arranged at the upper end of the pin shaft; the utility model has the advantages of novel and simple structure and easy installation and disassembly; the utility model automobile trailer combined shaft hinge is composed of a left hinge, a pin hole shaft and a right hinge, the left hinge is fixed on the vehicle guardrail, the right hinge is fixed on the column plate, the pin hole shaft is composed of a separate pin shaft and an axle pin, which is convenient for disassembly, wherein the left hinge is provided with a left hinge top groove, which has a good anti-detachment function, replacing the shaft hinge of the traditional structure without an anti-detachment device, and the shaft hinge is not easy to detach due to bumps even in bad road conditions, and is safe and firm.

[0004] When the flatbed truck sideboard is in use, when encountering some larger goods to be loaded, in order to avoid being blocked by the sideboard, the sideboard needs to be disassembled, but the hinge is not convenient for the user to disassemble it after installation.

[0005] Therefore, it is necessary to provide a kind of fast-detachable hinge of guardrail to solve the above-mentioned technical problems. Utility Model Content

[0006] The utility model provides a fast-disassembly hinge for a sideboard, which solves the problem that it is inconvenient to quickly disassemble the sideboard for loading goods by disassembling the hinge.

[0007] In order to solve the above technical problems, the utility model provides a fast-disassembly hinge for a guardrail, comprising:

[0008] The first folding hinge body;

[0009] Two mounting plates, the two mounting plates are respectively arranged at the top and bottom of the front side of the first hinge body, one end of the two mounting plates is fixedly mounted with a rotating sleeve, the inner side surface of the rotating sleeve is rotatably connected with a rotating shaft, a baffle is fixedly mounted on the top of the rotating shaft, and a second hinge body is fixedly mounted on one side of the baffle;

[0010] Two snap-in frames are respectively fixedly mounted on the top and bottom of one side of the first hinge body, snap-in grooves are provided inside the two snap-in frames, snap-in blocks are provided on the inner side surfaces of the snap-in frames, and the snap-in blocks are fixedly mounted on the other side of the baffle.

[0011] Preferably, a plurality of mounting screws are disposed inside the two mounting plates, and one end of the plurality of mounting screws is threadedly connected to the inside of the first hinge body.

[0012] Preferably, the baffle is arranged on the top of the rotating sleeve.

[0013] Preferably, the middle angle between the second hinge page body and the clamping block is ninety degrees.

[0014] Preferably, a plurality of first mounting holes are formed on the back side of the first hinged page body, and a plurality of second mounting holes are formed inside the second hinged page body.

[0015] Preferably, two rubber pads are provided on the inner side of the clamping slot.

[0016] Preferably, the two rubber pads are fixedly mounted on the top and bottom of the inner side of the clamping groove respectively.

[0017] Compared with the related art, the utility model provides a fast-release hinge for railings, which has the following beneficial effects:

[0018] The utility model provides a quick-disassembly hinge for a guardrail, which cooperates with each other through structures such as a first folding page body, a mounting plate, a rotating sleeve, a second folding page body, a baffle, a rotating shaft, a clamping frame, a clamping groove and a clamping block. When in use, when the guardrail is opened, the first folding page body and the second folding page body are in a vertical state. At this time, the user can lift the second folding page body upwards to disassemble the second folding page body and the first folding page body, thereby facilitating the user to disassemble the guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic structural diagram of a first embodiment of a fast-detachable railing hinge provided by the utility model;

[0020] Figure 2 for Figure 1 The schematic diagram of the first hinge body structure is shown;

[0021] Figure 3 for Figure 2 An enlarged schematic diagram of part A is shown;

[0022] Figure 4The utility model provides a structural schematic diagram of a second embodiment of a railing quick-release hinge.

[0023] Numbers in the figure: 1. first hinge body, 11. first mounting hole, 2. mounting plate, 21. mounting screw, 22. rotating sleeve, 3. second hinge body, 31. second mounting hole, 32. baffle, 33. rotating shaft, 4. snap-fit ​​frame, 41. snap-fit ​​groove, 42. snap-fit ​​block, 5. rubber pad. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0025] First embodiment

[0026] Please refer to Figure 1 , Figure 2 , Figure 3 ,in, Figure 1 A schematic structural diagram of a first embodiment of a fast-detachable railing hinge provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the first hinge body structure is shown; Figure 3 for Figure 2 The enlarged schematic diagram of part A is shown. A quick-release hinge for a sideboard comprises: a first folding hinge body 1;

[0027] Two mounting plates 2, the two mounting plates 2 are respectively arranged at the top and bottom of the front side of the first hinge body 1, one end of each of the two mounting plates 2 is fixedly mounted with a rotating sleeve 22, the inner side surface of the rotating sleeve 22 is rotatably connected with a rotating shaft 33, a baffle 32 is fixedly mounted on the top of the rotating shaft 33, and a second hinge body 3 is fixedly mounted on one side of the baffle 32;

[0028] Two snap-in frames 4 are respectively fixedly mounted on the top and bottom of one side of the first hinge body 1 , and snap-in grooves 41 are provided inside the two snap-in frames 4 . A snap-in block 42 is provided on the inner side surface of the snap-in frame 41 , and the snap-in block 42 is fixedly mounted on the other side of the baffle 32 .

[0029] A plurality of mounting screws 21 are disposed inside the two mounting plates 2 , and one end of the plurality of mounting screws 21 is threadedly connected to the inside of the first hinge body 1 .

[0030] The baffle 32 is disposed on the top of the rotating sleeve 22 .

[0031] The middle angle between the second hinge page body 3 and the clamping block 42 is ninety degrees.

[0032] A plurality of first mounting holes 11 are formed on the back of the first hinge body 1 , and a plurality of second mounting holes 31 are formed inside the second hinge body 3 .

[0033] When the first hinge body 1 and the second hinge body 3 are rotated to a horizontal state, the engaging block 42 can be engaged with the inner side of the engaging groove 41 , so that the first hinge body 1 and the second hinge body 3 can be limited in position to avoid falling off.

[0034] The working principle of the quick-release hinge of a fence provided by the utility model is as follows:

[0035] When in use, the user places the first folding page body 1 on one side of the column, then the user inserts the screw into the inside of the first mounting hole 11, and then makes one end of the screw threadedly connected to the inside of the column, thereby installing the first folding page body 1, and then the user uses the same method to make the second folding page body 3 pass the screw through the second mounting hole 31 and threadedly connect it to the fence, thereby installing the fence, and then the user inserts the rotating shaft 33 into the inner side of the rotating sleeve 22, and makes the baffle 32 at the top of the rotating sleeve 22, at this time, the first folding page body 1 and the second folding page body 3 are in a vertical state, when the fence is closed, the first folding page body 1 and the second folding page body 3 are in a horizontal state, and at the same time the clamping block 42 will be clamped into the inner side of the clamping groove 41, thereby limiting the second folding page body 3.

[0036] Compared with the related art, the utility model provides a fast-release hinge for railings, which has the following beneficial effects:

[0037] Through the cooperation of structures such as the first folding page body 1, the mounting plate 2, the rotating sleeve 22, the second folding page body 3, the baffle 32, the rotating shaft 33, the snap-in frame 4, the snap-in groove 41 and the snap-in block 42, when in use, when the fence is opened, the first folding page body 1 and the second folding page body 3 are in a vertical state. At this time, the user can lift the second folding page body 3 upwards to disassemble the second folding page body 3 and the first folding page body 1, thereby facilitating the user to disassemble the fence.

[0038] Second embodiment

[0039] Please refer to Figure 4 Based on the first embodiment of the present application, a quick-release hinge for a sideboard is provided. The second embodiment of the present application provides another quick-release hinge for a sideboard. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0040] Specifically, the difference of the quick-release hinge for a guardrail provided in the second embodiment of the present application is that, in the quick-release hinge for a guardrail, two rubber pads 5 are provided on the inner side surface of the snap-in groove 41 .

[0041] The two rubber pads 5 are fixedly mounted on the top and bottom of the inner side surface of the clamping groove 41 respectively.

[0042] The working principle of the quick-release hinge of a fence provided by the utility model is as follows:

[0043] After the door is closed, the clamping block 42 is clamped into the inner side of the clamping groove 41, and the clamping block 42 is located between the two rubber pads 5, so that vibration is generated during the driving of the vehicle. When the clamping block 42 moves up and down, the two rubber pads 5 can play a buffering role.

[0044] Compared with the related art, the utility model provides a fast-release hinge for railings with the following beneficial effects:

[0045] By installing the two rubber pads 5 at the top and bottom of the inner side of the clamping groove 41 respectively, when in use, the clamping block 42 is clamped in the middle of the two rubber pads 5, which can play a buffering role when vibration occurs.

[0046] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A quick-release hinge for a guardrail, characterized in that: include: The first folding hinge body; Two mounting plates, the two mounting plates are respectively arranged at the top and bottom of the front side of the first hinge body, one end of the two mounting plates is fixedly mounted with a rotating sleeve, the inner side surface of the rotating sleeve is rotatably connected with a rotating shaft, a baffle is fixedly mounted on the top of the rotating shaft, and a second hinge body is fixedly mounted on one side of the baffle; Two snap-in frames are respectively fixedly mounted on the top and bottom of one side of the first hinge body, snap-in grooves are provided inside the two snap-in frames, snap-in blocks are provided on the inner side surfaces of the snap-in frames, and the snap-in blocks are fixedly mounted on the other side of the baffle.

2. A quick-release hinge for a sideboard according to claim 1, characterized in that: A plurality of mounting screws are arranged inside the two mounting plates, and one end of the plurality of mounting screws is threadedly connected to the inside of the first hinge body.

3. A quick-release hinge for a guardrail according to claim 2, characterized in that: The baffle is arranged on the top of the rotating sleeve.

4. A quick-release hinge for a guardrail according to claim 3, characterized in that: The middle angle between the second hinge page body and the clamping block is ninety degrees.

5. A quick-release hinge for a sideboard according to claim 4, characterized in that: A plurality of first mounting holes are formed on the back of the first hinged page body, and a plurality of second mounting holes are formed inside the second hinged page body.

6. A quick-release hinge for a guardrail according to claim 1, characterized in that: Two rubber pads are arranged on the inner side surface of the clamping slot.

7. A quick-release hinge for a guardrail according to claim 6, characterized in that: The two rubber pads are respectively fixedly mounted on the top and bottom of the inner side surface of the clamping slot.

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