Rail transit fire alarm detector mounting structure

Abstract

The utility model discloses a rail transit fire alarm detector mounting structure, which belongs to the technical field of fire alarm detectors and comprises a connecting block. The clamping assembly comprises a rectangular block located in the connecting block, a damping spring is arranged in the rectangular block, a clamping column is fixedly connected to the top of the damping spring, a moving column is fixedly connected to one side of the clamping column, and a clamping block is fixedly connected to the outer side surface of the rectangular block; according to the utility model, through the arrangement of the rectangular block, the damping spring, the clamping column, the moving column and the clamping block, when the fire alarm detector needs to be dismounted, the clamping column moves downwards together by pressing the connecting column downwards, so that the clamping column is separated from the clamping block, and the rectangular block can be pulled out from the connecting block, so that the connecting block is separated from the inserting column; the problem that the fire alarm detector cannot be repaired due to the fact that the bolt is rusted after being used for a long time is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fire alarm detectors, and particularly relates to an installation structure of a fire alarm detector for rail transit. Background Technique

[0002] Fire detectors are devices in the automatic fire alarm system that detect fires on-site. They usually use different technologies to detect smoke, heat, or gas changes to detect early signs of fires and take actions. A fire alarm detector is a detector with alarm and detection functions.

[0003] In the prior art, most of the fire alarm detectors on trains are directly fixed to the train body by screws. After long-term use, the bolts will rust, resulting in the inability to disassemble and repair the fire alarm detector. Therefore, an installation structure of a fire alarm detector for rail transit is needed to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide an installation structure of a fire alarm detector for rail transit to solve the problem that the bolts will rust after long-term use, resulting in the inability to disassemble and repair the fire alarm detector.

[0005] To achieve the above purpose, the utility model provides the following technical solution: An installation structure of a fire alarm detector for rail transit, including a connection block; a clamping component, the clamping component includes a rectangular block located in the connection block, a damping spring is arranged in the rectangular block, a clamping column is fixedly connected to the top of the damping spring, a moving column is fixedly connected to one side of the clamping column, a clamping block is fixedly connected to the outer surface of the rectangular block, and a fire alarm detector is fixedly connected to one side of the rectangular block.

[0006] As a preferred implementation manner, the clamping block is located above the rectangular block, a moving groove is arranged on one side of the rectangular block, the moving column is slidably connected in the moving groove. When it is necessary to disassemble and repair the fire alarm detector, the staff can press the moving column downward to make the clamping column move downward together, so that the clamping column disengages from the clamping block, and then the rectangular block can be pulled out of the connection block. After that, the fire alarm detector can be removed.

[0007] As a preferred implementation manner, clamping grooves are arranged in both the rectangular block and the clamping block, and the inner diameter of the clamping groove is the same as the outer diameter of the clamping column, which enables the clamping column to be inserted into the clamping block, and then the rectangular block and the connection block are connected together, and the installation of the fire alarm detector is completed.

[0008] As a preferred embodiment, a handle is fixedly connected to one side of the rectangular block, and a first rectangular groove is formed in the connecting block. The cross-sectional area of the first rectangular groove is the same as that of the rectangular block, which enables the rectangular block to be inserted into the connecting block through the first rectangular groove, thereby limiting the connecting block.

[0009] As a preferred embodiment, a slot is formed in the connecting block, and a mounting seat is clamped to one side of the rectangular block. The mounting seat is fixedly connected to the surface of the train car body, and a plug post is fixedly connected to one side of the mounting seat. The plug post is located in the slot. By inserting the plug post on one side of the mounting seat into the slot in the connecting block, the connecting block and the mounting seat can be fixed together.

[0010] As a preferred embodiment, a second rectangular groove is formed in the plug post. The cross-sectional area of the second rectangular groove is the same as that of the rectangular block. By inserting the rectangular block into the second rectangular groove, the plug post and the connecting block can be fixed together, and it is not necessary to use bolts for fixation, which is more convenient.

[0011] As a preferred embodiment, the fire alarm detector and the mounting seat are axially symmetrically distributed with respect to the axis of the rectangular block. The fire alarm detector is used to detect a fire and issue an alarm so as to detect the fire sign early and take actions.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] In the present utility model, by providing a rectangular block, a damping spring, a clamping post, a moving post and a clamping block, when it is necessary to remove the fire alarm detector, by pressing down the connecting post to make the clamping post move downward together, so that the clamping post disengages from the clamping block, the rectangular block can be pulled out of the connecting block, thereby separating the connecting block and the plug post, and the fire alarm detector can be removed to solve the problem that the bolts will rust after long-term use, resulting in the inability to disassemble and repair the fire alarm detector.

[0014] In the present utility model, by providing a first rectangular groove and a second rectangular groove, the rectangular block can be inserted into the connecting block and the plug post, so that the connecting block can be connected to the plug post, and the connecting block and the plug post are limited to prevent the connecting block and the plug post from shaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a front three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a side three-dimensional structural schematic diagram of the present utility model;

[0017] Figure 3This is a schematic cross-sectional structure diagram of the side view three-dimensional of the utility model;

[0018] Figure 4 This is a schematic partial cross-sectional structure diagram of the rectangular block of the utility model;

[0019] Figure 5 This is the utility model Figure 2 The enlarged view of part A in.

[0020] In the figure: 1. Connecting block; 2. Clamping component; 21. Rectangular block; 22. Damping spring; 23. Clamping column; 24. Moving column; 25. Clamping block; 3. Moving groove; 4. Clamping groove; 5. Handle; 6. First rectangular groove; 7. Slot; 8. Mounting seat; 9. Inserting column; 10. Second rectangular groove; 11. Fire alarm detector. Specific embodiments

[0021] The following further describes the utility model in conjunction with embodiments.

[0022] The following embodiments are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions. Any simple improvement of the method of the utility model under the premise of the concept of the utility model belongs to the scope required to be protected by the utility model.

[0023] Please refer to Figures 1 - 5 , the utility model provides an installation structure for a rail transit fire alarm detector, including a connecting block 1; a clamping component 2, and the clamping component 2 includes a rectangular block 21 located in the connecting block 1. A damping spring 22 is provided in the rectangular block 21. The top of the damping spring 22 is fixedly connected to a clamping column 23. One side of the clamping column 23 is fixedly connected to a moving column 24. The outer surface of the rectangular block 21 is fixedly connected to a clamping block 25.

[0024] Such as Figure 1 , Figure 2 , Figure 3 , Figure 4 And Figure 5As shown in the figure, the clamping block 25 is located above the rectangular block 21. A moving groove 3 is provided on one side of the rectangular block 21. The moving column 24 is slidably connected in the moving groove 3. By pressing down the moving column 24, the clamping column 23 moves downward together, so that the clamping column 23 disengages from the clamping block 25, and the rectangular block 21 can be pulled out of the connecting block 1. Clamping grooves 4 are provided in both the rectangular block 21 and the clamping block 25. The inner diameter of the clamping groove 4 is the same as the outer diameter of the clamping column 23. By inserting the clamping column 23 into the clamping block 25, the rectangular block 21 can be connected to the connecting block 1. A handle 5 is fixedly connected to one side of the rectangular block 21. A first rectangular groove 6 is provided in the connecting block 1. The cross-sectional area of the first rectangular groove 6 is the same as the cross-sectional area of the rectangular block 21. A slot 7 is provided in the connecting block 1. A mounting seat 8 is clamped on one side of the rectangular block 21. The mounting seat 8 is fixedly connected to the surface of the train car body. A plug post 9 is fixedly connected to one side of the mounting seat 8. The plug post 9 is located in the slot 7. By inserting the plug post 9 on one side of the mounting seat 8 into the slot 7 in the connecting block 1, the connecting block 1 can be fixed to the mounting seat 8.

[0025] As Figure 1 , Figure 2 and Figure 3 shown, a second rectangular groove 10 is provided in the plug post 9. The cross-sectional area of the second rectangular groove 10 is the same as the cross-sectional area of the rectangular block 21. By inserting the rectangular block 21 into the first rectangular groove 6 and the second rectangular groove 10, the plug post 9 can be fixed to the connecting block 1. A fire alarm detector 11 is fixedly connected to one side of the rectangular block 21. The fire alarm detector 11 and the mounting seat 8 are axially symmetrically distributed with respect to the axis of the rectangular block 21. The fire alarm detector is used to detect a fire and issue an alarm, so as to detect the fire sign as early as possible and take actions.

[0026] The working principle and usage process of the present utility model: When it is necessary to install the fire alarm detector 11, insert the plug post 9 into the slot 7, and the connecting block 1 can be connected to the mounting seat 8. At the same time, the first rectangular groove 6 and the second rectangular groove 10 correspond to each other. Insert the rectangular block 21 into the first rectangular groove 6 and the second rectangular groove 10. At this time, the clamping column 23 in the rectangular block 21 will correspond to the clamping block 25 on the surface of the connecting block 1. At this time, the clamping column 23 will move upward due to the elastic stress of the spring damper 22, and the clamping column 23 is inserted into the clamping groove 4 in the clamping block 25, and the connecting block 1 can be fixed to the plug post 9, thus completing the installation of the fire alarm detector 11.

[0027] When it is necessary to remove the fire alarm detector 11, press down the connecting column 24 to make the clamping column 23 move downward together, so that the clamping column 23 disengages from the clamping block 25, and the rectangular block 21 can be pulled out of the connecting block 1, so that the connecting block 1 and the plug post 9 are disengaged, and the fire alarm detector 11 can be removed.

[0028] It should be noted that the damping spring 22, the fire alarm detector 11, etc. mentioned above are all devices with relatively mature applications in the prior art. The specific models can be selected according to actual needs. At the same time, the power supply of the fire alarm detector 11 can be powered by a built-in power supply or an external power supply. The specific power supply method is selected according to the situation and will not be elaborated here.

[0029] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An installation structure for a fire alarm detector in rail transit, characterized in that: It includes a connecting block (1); A clamping component (2), the clamping component (2) includes a rectangular block (21) located inside the connecting block (1), a damping spring (22) is provided inside the rectangular block (21), a clamping column (23) is fixedly connected to the top of the damping spring (22), a moving column (24) is fixedly connected to one side of the clamping column (23), a clamping block (25) is fixedly connected to the outer surface of the rectangular block (21), and a fire alarm detector (11) is fixedly connected to one side of the rectangular block (21).

2. The installation structure of a rail transit fire alarm detector according to claim 1, wherein: The clamping block (25) is located above the rectangular block (21), a moving groove (3) is provided on one side of the rectangular block (21), and the moving column (24) is slidably connected in the moving groove (3).

3. The installation structure of a rail transit fire alarm detector according to claim 1, characterized in that: Clamping grooves (4) are provided in both the rectangular block (21) and the clamping block (25), and the inner diameter of the clamping groove (4) is the same as the outer diameter of the clamping column (23).

4. The installation structure of a rail transit fire alarm detector according to claim 1, characterized in that: A handle (5) is fixedly connected to one side of the rectangular block (21), a first rectangular groove (6) is provided in the connecting block (1), and the cross-sectional area of the first rectangular groove (6) is the same as the cross-sectional area of the rectangular block (21).

5. The installation structure of a rail transit fire alarm detector according to claim 1, characterized in that: A slot (7) is provided in the connecting block (1), a mounting seat (8) is clamped to one side of the rectangular block (21), the mounting seat (8) is fixedly connected to the surface of the train car body, and a plug post (9) is fixedly connected to one side of the mounting seat (8), and the plug post (9) is located in the slot (7).

6. The installation structure of a rail transit fire alarm detector according to claim 5, characterized in that: A second rectangular groove (10) is provided in the plug post (9), and the cross-sectional area of the second rectangular groove (10) is the same as the cross-sectional area of the rectangular block (21).

7. The installation structure of a rail transit fire alarm detector according to claim 1, characterized in that: The fire alarm detector (11) and the mounting seat (8) are axially symmetrically distributed with respect to the axis of the rectangular block (21).

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