Communication equipment based on urban rail transit

Abstract

The utility model discloses communication equipment based on urban rail transit, which belongs to the technical field of urban rail transit communication, and adopts the technical scheme that the communication equipment comprises a support frame, an equipment body is arranged at the top of the support frame, heat dissipation frames are arranged on two sides of the support frame, a support rod is arranged on the rear side of the support frame, and the heat dissipation frames are arranged on the support rod. A limiting mechanism is arranged in the supporting frame. The limiting mechanism comprises two moving columns, two bent frames, a moving plate and a fixing block, and the bottoms of the moving columns are fixedly connected with the tops of the bent frames, so that the problem that public broadcast of communication equipment of urban rail transit needs to be maintained and replaced regularly in the prior art is solved; however, most existing public broadcasts are installed through a supporting rod exposed out of the interior of a train, and when the public broadcasts are disassembled, the supporting rod and the public broadcasts need to be disassembled together, so that the maintenance efficiency of the public broadcasts is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of urban rail transit communication, in particular to a communication device based on urban rail transit. Background Art

[0002] The communication equipment of urban rail transit includes train communication equipment, signal equipment, closed-circuit television equipment, and emergency communication equipment. Train communication equipment includes wireless walkie-talkies, train telephones, public broadcasting, passenger compartment monitoring systems, etc. Public broadcasting is used to announce train timetables, safety tips, station and line changes and other information to passengers.

[0003] A Chinese patent with publication number CN215345684U discloses an urban rail transit signal device with a protective structure, which is convenient for controllable heat dissipation with high heat dissipation efficiency. At the same time, dust is not easy to enter the inside of the device, and its dust-proof mesh frame for dust prevention is convenient for installation and disassembly, and has high practicality. It includes a body, a plurality of installation openings are opened on the side wall of the body, a cooling fan is installed in the installation opening, and a dust-proof mesh plate is detachably connected to the installation opening, a heat dissipation bin is connected to the top of the body, two heat dissipation ports are opened on the side wall of the heat dissipation bin, four supporting slides are fixedly connected to the outer wall of the body, one end of the four supporting slides are connected to the outside world, and limit frames are slidably arranged in the four supporting slides, two dust-proof mesh frames matching the heat dissipation ports are fixedly connected between the four limit frames, and limit members for limiting the installation position of the limit frames are arranged in the four supporting slides.

[0004] Most of the existing public broadcasting systems in urban rail transit communication equipment need to be regularly maintained and replaced, but most of the existing public broadcasting systems are installed through support rods leaking out from inside the train. When disassembling the public broadcasting system, the support rods and the public broadcasting system need to be disassembled together, which reduces the efficiency of public broadcasting maintenance. Utility Model Content

[0005] The utility model provides a communication device based on urban rail transit, aiming to solve the problem that most of the existing public broadcasting of urban rail transit communication equipment needs to be regularly maintained and replaced, but most of the existing public broadcasting is installed through the support rod leaked from the inside of the train. When the public broadcasting is disassembled, the support rod and the public broadcasting need to be disassembled together, which will reduce the efficiency of public broadcasting maintenance.

[0006] The utility model is implemented as follows: a communication device based on urban rail transit comprises a support frame, a device body is arranged on the top of the support frame, heat dissipation frames are arranged on both sides of the support frame, a support rod is arranged on the rear side of the support frame, and a limiting mechanism is arranged inside the support frame;

[0007] The limiting mechanism includes two moving columns, two bending frames, a moving plate and a fixed block, the bottom of the moving column is fixedly connected to the top of the bending frame, the front side of the bending frame is fixedly connected to the rear side of the moving plate, and the bottom of the fixed block is fixedly connected to the top of the moving plate.

[0008] In order to facilitate the movement of the movable column, as a preferred communication device based on urban rail transit of the utility model, a first arc plate is fixedly connected to the rear side of the inner wall of the support frame, and the interior of the first arc plate is slidably connected to the surface of the movable column.

[0009] In order to achieve the effect of driving the moving column to move, as a preferred communication device based on urban rail transit of the utility model, a second arc plate is arranged on the top of the first arc plate, and the bottom of the second arc plate is fixedly connected to the top of the moving column.

[0010] In order to achieve the effect of limiting the second arc plate, as a preferred communication device based on urban rail transit of the utility model, two limiting grooves are opened on the rear side of the inner wall of the support frame, and two limiting blocks are fixedly connected to the rear side of the second arc plate, and the surface of the limiting block is slidably connected to the inner wall of the limiting groove.

[0011] In order to achieve the effect of limiting and fixing the support rod, as a preferred communication device based on urban rail transit of the utility model, a fixing plate is fixedly connected to the surface of the support rod, and the rear side of the fixing plate is in contact with the front sides of the first arc plate and the second arc plate respectively.

[0012] In order to achieve the effect of fixing the fixed plate, as a preferred communication device based on urban rail transit of the utility model, the rear side of the fixed plate is fixedly connected with a connecting column, the front side of the first arc plate is provided with a connecting groove, and the rear side of the connecting column passes through the connecting groove and is in close contact with the inside of the connecting groove.

[0013] In order to achieve the effect of limiting the moving column, as a preferred communication device based on urban rail transit of the utility model, two positioning grooves are opened on the front side of the inner wall of the support frame, and the interior of the positioning groove is fixedly connected to a limiting ring, and the inner wall of the limiting ring is slidably connected to the surface of the moving column.

[0014] In order to achieve the effect of limiting the device body, as a preferred communication device based on urban rail transit of the utility model, the bottom of the device body extends to the interior of the support frame and is in close contact with the interior of the support frame, and the top of the movable plate is in contact with the bottom of the device body.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The communication equipment based on urban rail transit can conveniently use the heat dissipation frame to dissipate heat for the equipment body by installing the heat dissipation frame on both sides of the support frame, and the support frame can be fixed by the support rod so that the support frame can support the equipment body, and the bottom of the equipment body is away from the top of the movable plate, so that the equipment body cancels the limitation of the movable plate, thereby facilitating the movable plate to move the movable column through the bending frame, and canceling the limitation of the support rod, so as to facilitate the removal of the equipment body from the inside of the support frame and the removal of the support frame from the surface of the support rod, thereby improving the efficiency of disassembly and maintenance of the equipment body and the support frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structure diagram of the communication device based on urban rail transit of the utility model;

[0018] Figure 2 It is a schematic diagram of the three-dimensional connection between the fixing plate and the support rod in the utility model;

[0019] Figure 3 It is a three-dimensional connection schematic diagram of the limiting mechanism in the utility model;

[0020] Figure 4 For this utility model Figure 2 A partial enlarged view of the middle A;

[0021] Figure 5 For this utility model Figure 2 A partial enlarged view of point B in the middle.

[0022] In the figure, 1, support frame; 2, heat dissipation frame; 3, support rod; 4, equipment body; 5, limiting mechanism; 501, moving column; 502, bending frame; 503, moving plate; 504, fixed block; 6, fixed plate; 7, connecting column; 8, connecting groove; 9, second arc plate; 10, limiting block; 11, first arc plate; 12, straight groove; 13, limiting ring; 14, limiting groove. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" 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 invention 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 invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: a communication device based on urban rail transit, including a support frame 1, characterized in that: a device body 4 is arranged on the top of the support frame 1, heat dissipation frames 2 are arranged on both sides of the support frame 1, a support rod 3 is arranged on the rear side of the support frame 1, and a limited position mechanism 5 is arranged inside the support frame 1;

[0026] The limiting mechanism 5 includes two movable columns 501, two curved frames 502, a movable plate 503 and a fixed block 504. The bottom of the movable column 501 is fixedly connected to the top of the curved frame 502, the front side of the curved frame 502 is fixedly connected to the rear side of the movable plate 503, and the bottom of the fixed block 504 is fixedly connected to the top of the movable plate 503.

[0027] In this embodiment: by installing the heat dissipation frame 2 on both sides of the support frame 1, the heat dissipation frame 2 can be conveniently used to dissipate heat for the device body 4, and the support frame 1 can be fixed by the support rod 3, so that the support frame 1 can support the device body 4, and the bottom of the device body 4 is away from the top of the movable plate 503, so that the device body 4 cancels the limitation of the movable plate 503, thereby facilitating the movable plate 503 to drive the movable column 501 to move through the bent frame 502, and the limitation of the support rod 3 can be canceled, so as to facilitate the removal of the device body 4 from the inside of the support frame 1 and the removal of the support frame 1 from the surface of the support rod 3, thereby improving the efficiency of disassembly and maintenance of the device body 4 and the support frame 1.

[0028] As a technical optimization solution of the present invention, a first arc plate 11 is fixedly connected to the rear side of the inner wall of the support frame 1 , and the interior of the first arc plate 11 is slidably connected to the surface of the moving column 501 .

[0029] In this embodiment: by fixing the rear side of the first arc plate 11 to the rear side of the inner wall of the support frame 1 , the movable column 501 can be conveniently moved through the first arc plate 11 , thereby achieving the effect of facilitating the movement of the movable column 501 .

[0030] As a technical optimization solution of the present invention, a second arc plate 9 is arranged on the top of the first arc plate 11 , and the bottom of the second arc plate 9 is fixedly connected to the top of the moving column 501 .

[0031] In this embodiment, by fixing the bottom of the second arc plate 9 to the top of the moving column 501 , the second arc plate can drive the moving column 501 to move, thereby achieving the effect of driving the moving column 501 to move.

[0032] As a technical optimization solution of the utility model, two limit grooves 14 are opened on the rear side of the inner wall of the support frame 1, and two limit blocks 10 are fixedly connected to the rear side of the second arc plate 9, and the surface of the limit block 10 is slidably connected to the inner wall of the limit groove 14.

[0033] In this embodiment, by making the surface of the limit block 10 slidably connected to the inner wall of the limit groove 14 , the limit block 10 can be limited by the limit groove 14 when the second arc plate 9 moves, thereby achieving the effect of limiting the second arc plate 9.

[0034] As a technical optimization solution of the present invention, a fixing plate 6 is fixedly connected to the surface of the support rod 3 , and the rear side of the fixing plate 6 contacts the front sides of the first arc plate 11 and the second arc plate 9 respectively.

[0035] In this embodiment, by fixing the inside of the fixing plate 6 with the surface of the support rod 3 , the first arc plate 11 and the second arc plate 9 can fix the support rod 3 through the fixing plate 6 , thereby achieving the effect of limiting and fixing the support rod 3 .

[0036] As a technical optimization solution of the utility model, a connecting column 7 is fixedly connected to the rear side of the fixed plate 6, a connecting groove 8 is opened on the front side of the first arc plate 11, and the rear side of the connecting column 7 passes through the connecting groove 8 and is in close contact with the inside of the connecting groove 8.

[0037] In this embodiment, by making the surface of the connecting column 7 closely contact with the inside of the connecting groove 8, the connecting column 7 can fix the fixing plate 6 through the connecting groove 8, thereby achieving the effect of fixing the fixing plate 6.

[0038] As a technical optimization solution of the utility model, two positioning grooves 12 are opened on the front side of the inner wall of the support frame 1, and the inner side of the positioning groove 12 is fixedly connected with a limiting ring 13, and the inner wall of the limiting ring 13 is slidably connected to the surface of the movable column 501.

[0039] In this embodiment, the inner wall of the limiting ring 13 is slidably connected to the surface of the moving column 501 , so that the limiting ring 13 can be limited when the moving column 501 moves, thereby achieving the effect of limiting the moving column 501 .

[0040] As a technical optimization solution of the present invention, the bottom of the device body 4 extends to the inside of the support frame 1 and is in close contact with the inside of the support frame 1 , and the top of the movable plate 503 is in contact with the bottom of the device body 4 .

[0041] In this embodiment, by making the bottom of the device body 4 contact with the top of the movable plate 503 , the movable plate 503 can limit the device body 4 through the fixed block 504 , thereby achieving the effect of limiting the device body 4 .

[0042] Working principle: First, the device body 4 is moved upward inside the support frame 1, and the bottom of the device body 4 is moved away from the top of the movable plate 503, so that the device body 4 can be moved from the inside of the support frame 1 for maintenance. At the same time, the device body 4 cancels the limit of the movable plate 503, so that the movable plate 503 drives the movable column 501 to move through the bent frame 502, and the movable column 501 drives the second arc plate 9 to move inside the first arc plate 11 under the limit of the limit ring 13, so that the second arc plate 9 moves upward inside the limit groove 14 through the limit block 10, so that the front side of the second arc plate 9 is away from the rear side of the fixed plate 6. The side can cancel the limit on the support rod 3, and then the support rod 3 drives the connecting column 7 away from the inside of the connecting groove 8 through the fixing plate 6, so as to facilitate the removal of the support frame 1 from the surface of the support rod 3, thereby improving the efficiency of the disassembly and maintenance of the equipment body 4 and the support frame 1, and solving the problem that most of the existing public broadcasting of communication equipment in urban rail transit needs regular maintenance and replacement, but most of the existing public broadcasting is installed through the support rod 3 leaked from the inside of the train. When disassembling the public broadcasting, the support rod 3 and the public broadcasting need to be removed together, which will reduce the efficiency of public broadcasting maintenance.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A communication device based on urban rail transit, comprising a support frame (1), characterized in that: The top of the support frame (1) is provided with a device body (4), both sides of the support frame (1) are provided with heat dissipation frames (2), the rear side of the support frame (1) is provided with a support rod (3), and the interior of the support frame (1) is provided with a limiting mechanism (5); The limiting mechanism (5) comprises two movable columns (501), two curved frames (502), a movable plate (503) and a fixed block (504); the bottom of the movable column (501) is fixedly connected to the top of the curved frame (502); the front side of the curved frame (502) is fixedly connected to the rear side of the movable plate (503); and the bottom of the fixed block (504) is fixedly connected to the top of the movable plate (503).

2. The communication device based on urban rail transit according to claim 1, characterized in that: A first arc plate (11) is fixedly connected to the rear side of the inner wall of the support frame (1), and the interior of the first arc plate (11) is slidably connected to the surface of the movable column (501).

3. The communication device based on urban rail transit according to claim 2, characterized in that: A second arc plate (9) is arranged on the top of the first arc plate (11), and the bottom of the second arc plate (9) is fixedly connected to the top of the moving column (501).

4. The communication device based on urban rail transit according to claim 3, characterized in that: Two limiting grooves (14) are provided on the rear side of the inner wall of the support frame (1), and two limiting blocks (10) are fixedly connected to the rear side of the second arc plate (9), and the surfaces of the limiting blocks (10) are slidably connected to the inner walls of the limiting grooves (14).

5. The communication device based on urban rail transit according to claim 1, characterized in that: A fixing plate (6) is fixedly connected to the surface of the support rod (3), and the rear side of the fixing plate (6) is in contact with the front sides of the first arc plate (11) and the second arc plate (9) respectively.

6. The communication device based on urban rail transit according to claim 5, characterized in that: A connecting column (7) is fixedly connected to the rear side of the fixing plate (6), a connecting groove (8) is provided on the front side of the first arc plate (11), and the rear side of the connecting column (7) passes through the connecting groove (8) and is in close contact with the inside of the connecting groove (8).

7. The communication device based on urban rail transit according to claim 1, characterized in that: Two positioning grooves (12) are provided on the front side of the inner wall of the support frame (1), and a limiting ring (13) is fixedly connected inside the positioning groove (12), and the inner wall of the limiting ring (13) is slidably connected to the surface of the moving column (501).

8. The communication device based on urban rail transit according to claim 1, characterized in that: The bottom of the device body (4) extends to the inside of the support frame (1) and is in close contact with the inside of the support frame (1), and the top of the movable plate (503) is in contact with the bottom of the device body (4).

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