Modular fire water system sensor integrated probe

Through modular design and magnetic snap-fit ​​structure, the problem of sensor integrated probes becoming loose due to water flow impact is solved, achieving a stable connection between fire pipes and sensors, and ensuring the stability and reliability of the equipment.

CN224484793UActive Publication Date: 2026-07-14NANJING ZHONGCHUANG ELECTRONIC TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANJING ZHONGCHUANG ELECTRONIC TECHNOLOGY CO LTD
Filing Date
2025-08-12
Publication Date
2026-07-14

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  • Figure CN224484793U_ABST
    Figure CN224484793U_ABST
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Abstract

The utility model belongs to the field of fire water detection, specifically is a kind of modularization fire water system sensor integrated probe, including fire sensor, fire sensor is equipped with connecting rod, connecting rod is equipped with limit disc, limit disc is equipped with outer thread mounting head, outer thread mounting head is equipped with sensor probe, limit disc is equipped with firm mechanism, firm mechanism includes mounting plate, mounting plate is equipped with connecting shaft, connecting shaft is equipped with rotating block, rotating block is equipped with mounting pipe, mounting pipe is equipped with pull rod, pull rod is equipped with traction block, traction block is equipped with clamping block, mounting pipe and pull rod are equipped with telescopic spring, the above modularization fire water system sensor integrated probe is solved by the cooperation of telescopic spring and clamping block the problem that existing probe is subjected to water flow impact for a long time and can reduce anti-vibration performance, so that fire water system sensor integrated probe and fire pipeline are loose, affect equipment use.
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Description

Technical Field

[0001] This utility model relates to the field of fire water detection, specifically a modular fire water system sensor integrated probe. Background Technology

[0002] The fire protection module is a core component of the automatic fire alarm system, responsible for signal transmission and equipment control. The integrated sensor probes in the fire water system are mainly used to monitor key parameters such as water level, water pressure, and flow rate in the fire water pipeline in real time. Through IoT technology, intelligent management is achieved. Level gauges or pressure sensors detect the water level and network pressure in the fire water pipeline in real time, ensuring sufficient water supply and preventing overflow. When the water level exceeds the preset range, the system automatically triggers an audible and visual alarm and notifies relevant personnel via SMS and mobile app. Simultaneously, it can coordinate with water pumps for replenishment / drainage to prevent water waste or equipment damage.

[0003] However, existing integrated sensor probes for fire water systems still have the following problems during use:

[0004] Existing fire water system sensor integrated probes are threadedly installed with fire pipes. When the probe is subjected to water flow impact for a long time, its vibration resistance will be reduced, which will cause the fire water system sensor integrated probe and the fire pipe to loosen, affecting the use of the equipment. Therefore, it is necessary to develop a modular fire water system sensor integrated probe for use in the existing fire water detection field. Utility Model Content

[0005] To overcome the shortcomings of existing technologies, the existing integrated probes for fire water system sensors are installed with fire pipes using threads. When the probes are subjected to water flow impact for a long time, their vibration resistance will be reduced, which will cause the integrated probes for fire water system sensors to loosen and affect the use of the equipment. This utility model proposes a modular integrated probe for fire water system sensors.

[0006] The technical solution adopted by this utility model to solve its technical problem is: a modular fire water system sensor integrated probe, comprising:

[0007] A fire sensor, wherein a connecting rod is fixedly mounted on the fire sensor, a limiting plate is fixedly mounted on the bottom of the connecting rod, an external threaded mounting head is fixedly mounted on the bottom of the limiting plate, and a sensor probe is fixedly mounted on the bottom of the external threaded mounting head.

[0008] The stabilizing mechanism includes a mounting plate, which is fixedly mounted on a limiting plate. A connecting shaft is fixedly mounted on each mounting plate, and a rotating block is movably mounted on each connecting shaft. Mounting tubes are symmetrically fixedly mounted on the end faces of each rotating block. A traction rod is movably mounted on one end of each mounting tube. A traction block is fixedly mounted on one end of each traction rod, and a locking block is fixedly mounted on each traction block.

[0009] Preferably, both the mounting tube and the traction rod are equipped with telescopic springs, and the two ends of the telescopic springs are fixedly assembled with the rotating block and the traction block, respectively.

[0010] Preferably, magnets are fixedly mounted on the end faces of the traction blocks.

[0011] Preferably, multiple iron blocks are fixedly mounted on the connecting rod.

[0012] Preferably, the iron block is magnetically attracted to the magnet on the traction block.

[0013] Preferably, the fire sensor is equipped with a fire pipe, and the fire pipe is fixedly equipped with an internally threaded mounting pipe.

[0014] Preferably, a positioning block is fixedly mounted on the internally threaded assembly tube, the positioning block is close to the top of the internally threaded assembly tube, and the end face of the positioning block is provided with a groove.

[0015] Preferably, the internally threaded assembly pipe and the externally threaded mounting head are threaded together, and one end of the sensor probe is located inside the fire-fighting pipeline, and the locking block can be engaged with the locking groove on the positioning block.

[0016] The advantages of this utility model are:

[0017] This invention separates the iron block from the magnet on the traction block. The rotating block rotates on the connecting shaft, causing the traction block on the traction rod to deflect on the mounting tube. At the same time, the traction block is pulled to move, causing one end of the traction rod to move inside the mounting tube. The telescopic spring is stretched, and the traction block moves the locking block to the outside of the positioning block. At this time, the traction block is released, and under the elastic force of the telescopic spring, the locking block can be engaged with the locking groove on the positioning block. The external threaded mounting head cannot rotate on the internal threaded mounting tube, thus improving the stability between the fire pipe and the fire sensor. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the assembly structure of the fire-fighting pipeline and sensor integrated probe of this utility model;

[0020] Figure 2This is an exploded structural diagram of the fire-fighting pipeline and sensor integrated probe of this utility model;

[0021] Figure 3 This is a schematic diagram of the fire-fighting pipeline structure of this utility model;

[0022] Figure 4 This is a schematic diagram of the assembly structure of the sensor integrated probe and stabilization mechanism of this utility model;

[0023] Figure 5 This is a schematic diagram of the stabilizing mechanism of this utility model.

[0024] In the picture:

[0025] 10. Fire protection piping; 11. Fire protection sensor; 12. Internally threaded assembly pipe; 13. Connecting rod;

[0026] 20. Limiting plate; 21. External threaded mounting head; 22. Sensor probe; 23. Positioning block;

[0027] 30. Card slot; 31. Iron block;

[0028] 32. Stabilizing mechanism; 3200. Mounting plate; 3201. Connecting shaft; 3202. Rotating block; 3203. Mounting tube; 3204. Traction rod; 3205. Traction block; 3206. Telescopic spring; 3207. Magnet; 3208. Locking block. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0030] The following is in conjunction with the appendix Figure 1-5 This application will be described in further detail.

[0031] This application discloses a modular fire water system sensor integrated probe. (Refer to...) Figure 1 and Figure 4 as well as Figure 5A modular fire water system sensor integrated probe includes a fire sensor 11, a connecting rod 13 fixedly mounted on the fire sensor 11, a limiting plate 20 fixedly mounted at the bottom of the connecting rod 13, an external threaded mounting head 21 fixedly mounted at the bottom of the limiting plate 20, and a sensor probe 22 fixedly mounted at the bottom of the external threaded mounting head 21. Multiple stabilizing mechanisms 32 are mounted on the limiting plate 20, each including a mounting plate 3200 fixedly mounted on the limiting plate 20. Each mounting plate 3200 has a connecting shaft 3201 fixedly mounted on it, and each connecting shaft 3201 has a movably mounted rotating block 3202. The end faces of the rotating blocks 3202 are symmetrically fixed. The device is equipped with an installation tube 3203, one end of which is movably fitted with a traction rod 3204. One end of each traction rod 3204 is fixedly fitted with a traction block 3205. The end face of each traction block 3205 is fixedly fitted with a magnet 3207. Each traction block 3205 is fixedly fitted with a locking block 3208. A telescopic spring 3206 is fixedly fitted between the rotating block 3202 and the traction block 3205. The installation tube 3203 and the traction rod 3204 are both fitted inside the telescopic spring 3206. Multiple iron blocks 31 are fixedly fitted on the connecting rod 13, which are magnetically attracted to the magnets 3207 on the traction block 3205. The fire sensor 11 is model TSM-01P.

[0032] In this utility model, the magnet 3207 on the traction block 3205 is separated from the iron block 31, and the rotating block 3202 rotates on the connecting shaft 3201, causing the mounting tube 3203 to drive the traction block 3205 on the traction rod 3204 to deflect, and at the same time pull the traction block 3205 to move, so that one end of the traction rod 3204 moves inside the mounting tube 3203, and the telescopic spring 3206 is stretched.

[0033] Reference Figures 1-3 The fire sensor 11 is equipped with a fire pipe 10, and an internally threaded mounting pipe 12 is fixedly mounted on the fire pipe 10. A positioning block 23 is fixedly mounted on the internally threaded mounting pipe 12. The positioning block 23 is close to the top of the internally threaded mounting pipe 12. The end face of the positioning block 23 is provided with a slot 30. The internally threaded mounting pipe 12 is threadedly assembled with the externally threaded mounting head 21, and one end of the sensor probe 22 is located inside the fire pipe 10. The locking block 3208 can be locked into the slot 30 on the positioning block 23.

[0034] In this utility model, the external threaded mounting head 21 is installed with the internal threaded assembly pipe 12, so that one end of the sensor probe 22 is located in the fire pipeline 10. The sensor probe 22 can monitor the pressure, flow rate and water level of the fire water. When the locking block 3208 can be engaged with the locking groove 30 on the positioning block 23, the external threaded mounting head 21 cannot rotate on the internal threaded assembly pipe 12, thereby improving the stability between the fire pipeline 10 and the fire sensor 11.

[0035] Working principle: The external threaded mounting head 21 is installed with the internal threaded assembly pipe 12, so that one end of the sensor probe 22 is located in the fire pipe 10. The sensor probe 22 can monitor the pressure, flow rate, and water level of the fire water. The magnet 3207 on the traction block 3205 separates from the iron block 31. The rotating block 3202 rotates on the connecting shaft 3201, causing the mounting pipe 3203 to drive the traction block 3205 on the traction rod 3204 to deflect, and at the same time pull the traction block 3205 to move. This causes one end of the traction rod 3204 to move inside the mounting tube 3203, stretching the telescopic spring 3206. The traction block 3205 drives the locking block 3208 to move to the outside of the positioning block 23. At this time, the traction block 3205 is released, and under the elastic force of the telescopic spring 3206, the locking block 3208 can be engaged with the locking groove 30 on the positioning block 23. The external thread mounting head 21 cannot rotate on the internal thread assembly tube 12, improving the stability between the fire pipeline 10 and the fire sensor 11.

[0036] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A modular fire water system sensor integrated probe, characterized in that: include: Fire sensor (11), on which a connecting rod (13) is fixedly mounted, a limiting plate (20) is fixedly mounted at the bottom of the connecting rod (13), an external thread mounting head (21) is fixedly mounted at the bottom of the limiting plate (20), and a sensor probe (22) is fixedly mounted at the bottom of the external thread mounting head (21). The stabilizing mechanism (32) includes a mounting plate (3200), which is fixedly mounted on the limiting plate (20). A connecting shaft (3201) is fixedly mounted on the mounting plate (3200), and a rotating block (3202) is movably mounted on the connecting shaft (3201). An installation tube (3203) is symmetrically fixedly mounted on the end face of the rotating block (3202). A traction rod (3204) is movably mounted on one end of the installation tube (3203). A traction block (3205) is fixedly mounted on one end of the two traction rods (3204), and a locking block (3208) is fixedly mounted on the traction block (3205).

2. The modular fire water system sensor integrated probe according to claim 1, characterized in that: Both the mounting tube (3203) and the traction rod (3204) are equipped with telescopic springs (3206), and the two ends of the telescopic springs (3206) are fixedly assembled with the rotating block (3202) and the traction block (3205) respectively.

3. The modular fire water system sensor integrated probe according to claim 1, characterized in that: The end face of each traction block (3205) is fixedly fitted with a magnet (3207).

4. The modular fire water system sensor integrated probe according to claim 3, characterized in that: Multiple iron blocks (31) are fixedly mounted on the connecting rod (13).

5. The modular fire water system sensor integrated probe according to claim 4, characterized in that: The iron block (31) is magnetically attracted to the magnet (3207) on the traction block (3205).

6. The modular fire water system sensor integrated probe according to claim 1, characterized in that: The fire sensor (11) is equipped with a fire pipe (10), and the fire pipe (10) is fixedly equipped with an internal thread assembly pipe (12).

7. A modular fire water system sensor integrated probe according to claim 6, characterized in that: A positioning block (23) is fixedly mounted on the internal thread assembly tube (12). The positioning block (23) is close to the top of the internal thread assembly tube (12), and the end face of the positioning block (23) is provided with a slot (30).

8. The modular fire water system sensor integrated probe according to claim 7, characterized in that: The internal thread assembly pipe (12) is threadedly assembled with the external thread mounting head (21), and one end of the sensor probe (22) is located inside the fire pipe (10). The locking block (3208) can be locked into the slot (30) on the positioning block (23).