Universal limit door for metro engineering vehicle

Abstract

The invention provides a subway engineering vehicle universal limit door which comprises a mounting frame, the left side and the right side of the inner wall of the mounting frame are each sequentially provided with a fourth limit plate, a third limit plate and second limit plates from top to bottom, and the first limit plate is arranged below the mounting frame and located between the two second limit plates; and the multiple fixing assemblies are arranged between the mounting frame and the fourth limiting plate and between the third limiting plate and the second limiting plate correspondingly, each fixing assembly comprises a fixing frame, a U-shaped mounting frame is arranged at one end of each fixing frame, a connecting bolt is arranged between each fixing frame and the corresponding U-shaped mounting frame, and a bolt is arranged in each U-shaped mounting frame. According to the universal limit door for the subway engineering vehicle, the fourth limit plate, the third limit plate and the second limit plate can be movably mounted, dismounted and maintained according to the actual use condition, and the existing fixed design can be replaced; and the fourth limiting plate, the third limiting plate and the second limiting plate can be selected according to requirements.

Description

Technical Field

[0001] The invention relates to the field of clearance detection of rail vehicles, and in particular to a universal clearance door for subway engineering vehicles. Background Art

[0002] A limit gate is a frame-type structure facility installed at a specific location on a rail transit line. Its main function is to limit the outline range of the vehicle, ensure that the vehicle runs within a safe space, and prevent the vehicle from colliding with buildings, equipment or other obstacles around the line due to exceeding the boundary.

[0003] The current limit gates are composed of door frames and limit markings. However, the structure of traditional limit gates is fixed, and the installation process often requires precise positioning and fixing for specific rail lines and vehicle types. In the case of subway line reconstruction or new vehicle types, traditional limit gates may need to be redesigned and installed, consuming a lot of manpower, material resources and time.

[0004] Therefore, it is necessary to provide a universal limit door for subway engineering vehicles to solve the above-mentioned technical problems. Summary of the invention

[0005] The present invention provides a universal limit door for subway engineering vehicles, which solves the problem that the structure of traditional limit doors is fixed. The installation process often requires precise positioning and fixing for specific track lines and vehicle types. In the case of subway line reconstruction or new vehicle types, traditional limit doors may need to be redesigned and installed, consuming a lot of manpower, material resources and time.

[0006] In order to solve the above technical problems, the present invention provides a universal limit door for subway engineering vehicles, comprising:

[0007] A mounting frame, wherein the left and right sides of the inner wall of the mounting frame are respectively provided with a fourth limit plate, a third limit plate and a second limit plate from top to bottom;

[0008] A first limiting plate, the first limiting plate is arranged below the mounting frame and between the two second limiting plates;

[0009] A plurality of fixing components are respectively arranged between the mounting frame and the fourth limit plate, the third limit plate and the second limit plate, the fixing components include a fixing frame, a U-shaped mounting frame is arranged at one end of the fixing frame, a connecting bolt is arranged between the fixing frame and the U-shaped mounting frame, and a bolt is arranged inside the U-shaped mounting frame.

[0010] Preferably, a threaded sleeve is provided on one side of the fixing frame.

[0011] Preferably, a block is provided at the bottom of the first limit plate.

[0012] Preferably, a track is arranged between the two second limiting plates and the first limiting plates.

[0013] Preferably, a fixing seat is installed on both the left and right sides of the bottom of the mounting frame, and a connecting hook is provided on both the left and right sides of the bottom of the fixing seat.

[0014] Preferably, a connecting assembly is provided between the mounting frame and the fourth limit plate, the connecting assembly comprising a connecting rod, one end of the connecting rod is connected to a circular block, one side of the circular block is connected to an external thread block, the surface of the external thread block is threadedly connected to a threaded sleeve, and the surface of the connecting rod is sleeved with a limit block.

[0015] Preferably, the surface of the connecting rod is provided with a mounting assembly, the mounting assembly includes a mounting sleeve, the bottom of the mounting sleeve is connected to a fixing block, the bottom end of the fixing block is connected to the fourth limiting plate, and a limiting ring is provided on one side of the surface of the connecting rod.

[0016] Compared with the related art, the universal limit door for subway engineering vehicles provided by the present invention has the following beneficial effects:

[0017] The present invention provides a universal limit door for subway engineering vehicles. A fixing frame, a U-shaped mounting frame with bolts and a connecting bolt are arranged between the mounting frame and the fourth limit plate, the third limit plate and the second limit plate. The fourth limit plate, the third limit plate and the second limit plate can be movably mounted, disassembled and repaired according to actual use conditions, and the current fixed design can be replaced. The fourth limit plate, the third limit plate and the second limit plate can be selected according to needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] FIG1 is a schematic structural diagram of a first embodiment of a universal limit door for subway engineering vehicles provided by the present invention;

[0019] FIG2 is an enlarged schematic diagram of the A portion shown in FIG1 ;

[0020] FIG3 is an enlarged schematic diagram of portion B shown in FIG2 ;

[0021] FIG4 is a schematic structural diagram of a second embodiment of a universal limit door for subway engineering vehicles provided by the present invention.

[0022] Numbers in the figure: 1, mounting frame; 2, first limit plate; 3, second limit plate; 4, third limit plate; 5, fourth limit plate; 6, fixing seat; 7, connecting hook;

[0023] 8. Fixing assembly; 81. Fixing frame; 82. U-shaped mounting frame; 83. Connecting bolt; 84. Bolt; 85. Threaded sleeve;

[0024] 9. Card block; 10. Track;

[0025] 11. Connecting assembly; 111. Connecting rod; 112. Round block; 113. External thread block; 114. Threaded sleeve; 115. Limiting block;

[0026] 12. Installation assembly; 121. Installation sleeve; 122. Fixing block;

[0027] 13. Limiting ring. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes.

[0029] First embodiment

[0030] Please refer to Figures 1, 2 and 3, wherein Figure 1 is a schematic structural diagram of a first embodiment of a universal clearance door for subway engineering vehicles provided by the present invention; Figure 2 is an enlarged schematic diagram of part A shown in Figure 1; and Figure 3 is an enlarged schematic diagram of part B shown in Figure 2. A universal clearance door for subway engineering vehicles includes:

[0031] A mounting frame 1, wherein the fourth limiting plate 5, the third limiting plate 4 and the second limiting plate 3 are arranged on the left and right sides of the inner wall of the mounting frame 1 in sequence from top to bottom;

[0032] A first limiting plate 2, which is disposed below the mounting frame 1 and between the two second limiting plates 3;

[0033] A plurality of fixing components 8 are respectively arranged between the mounting frame 1 and the fourth limiting plate 5, the third limiting plate 4 and the second limiting plate 3, the fixing components 8 include a fixing frame 81, a U-shaped mounting frame 82 is arranged at one end of the fixing frame 81, a connecting bolt 83 is arranged between the fixing frame 81 and the U-shaped mounting frame 82, and a bolt 84 is arranged inside the U-shaped mounting frame 82.

[0034] A threaded sleeve 85 is disposed on one side of the fixing frame 81 .

[0035] A clamping block 9 is disposed at the bottom of the first limit plate 3 .

[0036] The use of the clamping block 9 facilitates the installation of the first limit plate 3 on the ground.

[0037] A rail 10 is arranged between the two second limiting plates 3 and the first limiting plates 2 .

[0038] A fixing seat 6 is installed on both the left and right sides of the bottom of the mounting frame 1 , and a connecting hook 7 is provided on both the left and right sides of the bottom of the fixing seat 6 .

[0039] A mounting through hole matched with the connecting hook 7 is provided on the surface of the fixing seat 6, a thread is provided on the surface of the connecting hook 7, a threaded connecting sleeve is threadedly connected to the surface of the connecting hook 7, and the connecting hook 7 is installed on the ground through concrete. A mounting hole matched with the fixing frame 81 is provided on the side of the mounting frame 1 to facilitate the installation of the fixing frame 81, and a thread matched with the threaded sleeve 85 is provided on the surface of the fixing frame 81.

[0040] The working principle of a universal limit door for subway engineering vehicles provided by the present invention is as follows:

[0041] When in use, when installing the fourth limit plate 5, the third limit plate 4, the second limit plate 3 and the mounting frame 1, first, multiple U-shaped mounting frames 82 are sleeved on the sides of the fourth limit plate 5, the third limit plate 4 and the second limit plate 3, and then multiple bolts 84 are used to pass through the multiple U-shaped mounting frames 82 and fix them to the fourth limit plate 5, the third limit plate 4 and the second limit plate 3. After the U-shaped mounting frames 82 are installed, the connecting bolt 83 is used to connect the U-shaped mounting frame 82 to one end of the fixing frame 81, and finally the fixing frame 81 is passed through the mounting frame 1 and is threadedly connected to the fixing frame 81 using the threaded sleeve 85.

[0042] Compared with the related art, the universal limit door for subway engineering vehicles provided by the present invention has the following beneficial effects:

[0043] The present invention provides a universal limit door for subway engineering vehicles. A fixing frame 81, a U-shaped fixing frame 82 with bolts 84 and a connecting bolt 3 are arranged between a mounting frame 1 and a fourth limit plate 5, a third limit plate 4 and a second limit plate 3. The fourth limit plate 5, the third limit plate 4 and the second limit plate 3 can be movably installed, disassembled and repaired according to actual usage conditions, and can replace the current fixed design. The fourth limit plate 5, the third limit plate 4 and the second limit plate 3 can be selected according to needs.

[0044] Second embodiment

[0045] Please refer to Figure 4. Based on the universal limit door for subway engineering vehicles provided in the first embodiment of the present application, the second embodiment of the present application proposes another universal limit door for subway engineering vehicles. 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.

[0046] Specifically, the second embodiment of the present application provides a universal limit door for subway engineering vehicles. The difference is that, in a universal limit door for subway engineering vehicles, a connecting assembly 11 is arranged between the mounting frame 1 and the fourth limit plate 5, and the connecting assembly 11 includes a connecting rod 111, one end of the connecting rod 111 is connected to a circular block 112, one side of the circular block 112 is connected to an external thread block 113, the surface of the external thread block 113 is threadedly connected to a threaded sleeve 114, and the surface of the connecting rod 111 is sleeved with a limit block 115.

[0047] A mounting through hole matched with the external thread block 113 is provided on the mounting frame 1. The use of the external thread block 113 and the threaded sleeve 114 facilitates the installation of the connecting rod 111 on the mounting frame 1. Matching threads are provided on the surface of the connecting rod 111 and the inner wall of the limiting ring 13. When the mounting frame 1 is installed between the third limiting plate 4 and the second limiting plate 3, the connecting assembly 11 and the mounting assembly 12 can be vertically installed on the side of the mounting frame 1 through the connecting block.

[0048] During use, when installing the connecting rod 111 and the mounting frame 1, first pass the external thread block 113 at one end of the connecting rod 111 through the mounting frame 1, and then use the threaded sleeve 114 to threadably connect the external thread block 113. The use of the limit block 115 can play a role in limiting and squeezing and fixing when the mounting sleeve 121 is installed on the surface of the connecting rod 111.

[0049] The surface of the connecting rod 111 is sleeved with an installation component 12, and the installation component 12 includes a mounting sleeve 121, the bottom of the mounting sleeve 121 is connected to a fixing block 122, the bottom end of the fixing block 122 is connected to the fourth limiting plate 5, and a limiting ring 13 is provided on one side of the surface of the connecting rod 111.

[0050] The working principle of a universal limit door for subway engineering vehicles provided by the present invention is as follows:

[0051] During use, when installing the fourth limit plate 5 and the mounting frame 1, firstly, the fourth limit plate 5 with the mounting sleeve 121 is sleeved on the surface of the connecting rod 111, and then the limiting rod 13 is sleeved on the surface of the connecting rod 111 to fix the mounting sleeve 121 to fix the fourth limit plate 5.

[0052] Compared with the related art, the universal limit door for subway engineering vehicles provided by the present invention has the following beneficial effects:

[0053] The present invention provides a universal limit door for subway engineering vehicles. A connecting assembly 11, a mounting assembly 12 and a limit ring 13 are arranged between a mounting frame 1 and a fourth limit plate 5, so that the mounting frame 1 and the fourth limit plate 5 can be easily installed and disassembled.

[0054] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, 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 universal limit door for subway engineering vehicles, characterized in that: include: A mounting frame, wherein the left and right sides of the inner wall of the mounting frame are respectively provided with a fourth limit plate, a third limit plate and a second limit plate from top to bottom; A first limiting plate, the first limiting plate is arranged below the mounting frame and between the two second limiting plates; A plurality of fixing components are respectively arranged between the mounting frame and the fourth limit plate, the third limit plate and the second limit plate, the fixing components include a fixing frame, a U-shaped mounting frame is arranged at one end of the fixing frame, a connecting bolt is arranged between the fixing frame and the U-shaped mounting frame, and a bolt is arranged inside the U-shaped mounting frame.

2. The universal limit door for subway engineering vehicles according to claim 1 is characterized in that: A threaded sleeve is arranged on one side of the fixing frame.

3. The universal limit door for subway engineering vehicles according to claim 1 is characterized in that: A clamping block is arranged at the bottom of the first limit plate.

4. The universal limit door for subway engineering vehicles according to claim 1 is characterized in that: A track is arranged between the two second limiting plates and the first limiting plates.

5. The universal limit door for subway engineering vehicles according to claim 1 is characterized in that: The left and right sides of the bottom of the mounting frame are both equipped with fixing seats, and the left and right sides of the bottom of the fixing seat are both equipped with connecting hooks.

6. The universal limit door for subway engineering vehicles according to claim 1, characterized in that: A connecting assembly is arranged between the mounting frame and the fourth limit plate, and the connecting assembly includes a connecting rod, one end of the connecting rod is connected to a circular block, one side of the circular block is connected to an external thread block, the surface of the external thread block is threadedly connected to a threaded sleeve, and the surface of the connecting rod is sleeved with a limit block.

7. The universal limit door for subway engineering vehicles according to claim 6, characterized in that: The surface of the connecting rod is provided with an installation component, which includes a mounting sleeve, the bottom of the mounting sleeve is connected to a fixing block, the bottom end of the fixing block is connected to the fourth limiting plate, and a limiting ring is provided on one side of the surface of the connecting rod.

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