CN212491291U - Wireless monitoring device for water pressure of high-pressure fire hydrant - Google Patents

Abstract

The utility model discloses a high pressure fire hydrant water pressure wireless monitoring device, including the control box, connecting piece and the annular flange of circle, the control box passes through the excircle wall connection of connecting piece and flange, flange has the first connection face of being connected with the fire-fighting water supply pipe and connects the face with the second that the fire hydrant is connected, the water pressure inspection hole has been seted up along flange's ring width direction on the flange, install water pressure sensor in the water pressure inspection hole, be equipped with power module and control circuit board in the control box, water pressure sensor and power module are connected with control circuit board respectively, control circuit board is used for gathering the water pressure signal that water pressure sensor detected, and realize water pressure signal's teletransmission through wireless transmission mode. The utility model discloses can be to the hydraulic real-time supervision and the wireless teletransmission of carrying on of high pressure fire hydrant, conveniently realize the transformation to current various fire hydrants, simple structure, easy dismounting, the engineering volume is little, effectively reduces the transformation cost.

Description

Wireless monitoring device for water pressure of high-pressure fire hydrant

Technical Field

The utility model relates to a fire control monitoring facilities technical field especially relates to a wireless monitoring devices of high pressure fire hydrant water pressure.

Background

The high-pressure fire hydrant is a fire hydrant arranged on a pipeline network of an outdoor high-pressure or temporary high-pressure fire-fighting water supply system, and mainly provides a water source for fire fighting. When a fire disaster occurs, a fireman mainly utilizes a municipal fire water supply system to put out fire for the first time, so that fire fighting facilities are very important for putting out the initial fire disaster. However, due to the lack of fire safety awareness, people often neglect to manage and maintain fire-fighting facilities such as fire hydrants and the like, so that some fire-fighting facilities are in failure or paralysis state for a long time and cannot be normally used, and at the moment, once a fire occurs, the fire hydrant loses precious fire-fighting priority due to the fact that no water exists, the water pressure is insufficient or the fire hydrant is damaged, so that the fire is spread and expanded, and huge loss is caused. Therefore, the real-time monitoring of the water pressure of the fire hydrant is particularly important.

As the distribution of the fire hydrants in the city is dispersed, the maintenance difficulty is very high. At present, many fire hydrants do not have water pressure monitoring function, detect the inner structure mainly through reforming transform the fire hydrant main part to the water pressure of fire hydrant to installation water pressure sensor, controller and communication device etc. need customize the fire hydrant again even many times, change old fire hydrant and just can realize the detection of fire control water pressure, therefore the engineering volume is huge, reforms transform with high costs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, creatively provide a high pressure fire hydrant water pressure wireless monitoring device very much, can be to the hydraulic real-time supervision and the wireless teletransmission of carrying on of high pressure fire hydrant, conveniently realize the transformation to current various fire hydrants, simple structure, easy dismounting, the engineering volume is little, effectively reduces the transformation cost.

In order to realize the above purpose of the utility model, the utility model provides a high-pressure fire hydrant hydraulic pressure wireless monitoring device, which comprises a control box, a connecting piece and a circular connecting flange, the control box is connected with the outer wall of the excircle of the connecting flange through the connecting piece, the connecting flange is provided with a first connecting surface connected with a fire-fighting water supply pipeline and a second connecting surface connected with a fire hydrant, a water pressure detection hole is arranged on the connecting flange along the ring width direction of the connecting flange, a water pressure sensor is arranged in the water pressure detection hole, a power supply module and a control circuit board are arranged in the control box, the water pressure sensor and the power supply module are respectively connected with the control circuit board, the control circuit board is used for collecting the water pressure signals detected by the water pressure sensor and realizing remote transmission of the water pressure signals in a wireless transmission mode.

Preferably, the connecting piece is a pipe fitting with external connecting threads at two ends, and the two ends of the pipe fitting are respectively in threaded connection with the control box and the connecting flange.

Preferably, the outer wall of the pipe fitting is symmetrically provided with a horizontal tangent plane.

Preferably, the external threads of the two ends of the connecting piece are opposite in spiral direction.

Preferably, the water pressure sensor is arranged on a sleeve with an external thread, the water pressure detection hole is provided with an internal thread matched with the external thread of the sleeve, and the water pressure sensor is installed in the water pressure detection hole through the sleeve thread.

Preferably, flange is last still to have seted up the regulation hole along flange's ring width direction, the inner of regulation hole with the outer end intercommunication of water pressure inspection hole, the outer end of regulation hole extends to flange's excircle outer wall, the regulation hole with the junction of water pressure inspection hole is equipped with the circular bead, sheathed tube outer end is equipped with the bulge loop, sheathed tube bulge loop with the terminal surface butt of circular bead.

Preferably, a sealing ring is sleeved between the convex ring of the sleeve and the end face of the shoulder.

Preferably, the connecting flange is provided with a positioning hole for a connecting bolt for connecting the fire-fighting water supply pipeline and the fire hydrant to pass through.

Preferably, the first connecting surface and the second connecting surface are both provided with annular grooves, and annular waterproof seals are arranged in the annular grooves.

Preferably, the control circuit board is provided with an A/D conversion module, a microcontroller and a wireless communication module, the signal input end of the A/D conversion module is connected with the signal output end of the water pressure sensor, the signal output end of the A/D conversion module is connected with the water pressure signal input end of the microcontroller, and the signal output end of the microcontroller is connected with the signal input end of the wireless communication module.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

the utility model can be conveniently installed between the fire-fighting water supply pipeline and the fire hydrant through the connecting flange of the device, which is only equivalent to the engineering quantity of installing a flange seal between the existing fire-fighting water supply pipeline and the fire hydrant, so the existing fire-fighting pipeline or the fire hydrant does not need to be structurally modified, the engineering quantity is small, the installation and maintenance cost is low, the water pressure sensor installed on the connecting flange detects the water pressure of the water flow passing through the through hole in the middle of the connecting flange in real time and sends the detection result to the control box, the signal processing and remote transmission are carried out through the circuit board in the control box, thereby the information acquisition and remote real-time monitoring of the water pressure of the fire hydrant are realized, the connecting flange provided with the water pressure sensor is connected with the control box provided with the control circuit board through the connecting piece, thereby the detection part and the circuit system are structurally separated, when the circuit system is overhauled, only need with the control box unpack apart can, need not to spend a large amount of time go the flange of dismouting connection on the fire hydrant, consequently not only be convenient for more circuit system's waterproof, also improved circuit system's maintenance convenience and maintenance efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a wireless monitoring device for water pressure of a high-pressure fire hydrant according to a preferred embodiment of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

fig. 3 is a schematic structural diagram of a connecting member according to a preferred embodiment of the present invention;

fig. 4 is a schematic circuit structure diagram of a wireless monitoring device for high-pressure hydrant water pressure in a preferred embodiment.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The utility model provides a high pressure fire hydrant water pressure wireless monitoring device, as shown in figure 1-4, the device comprises a control box 1, a connecting piece 2 and a circular ring-shaped connecting flange 3, the control box 1 is connected with the outer wall of the excircle of the connecting flange 3 through the connecting piece 2, the connecting flange 3 is provided with a first connecting surface 31 connected with a fire water supply pipeline and a second connecting surface 32 connected with the fire hydrant, a water pressure detecting hole 33 is arranged on the connecting flange 3 along the ring width direction of the connecting flange 3, a water pressure sensor 34 is arranged in the water pressure detecting hole 33, a power module 11 and a control circuit board 12 are arranged in the control box 1, concretely, in the embodiment, the power module 11 is arranged on the control circuit board 12, the water pressure sensor 34 and the power module 11 are respectively connected with the control circuit board 12, the control circuit board 12 is used for collecting the water pressure signal detected by the water pressure, and the remote transmission of the water pressure signal is realized in a wireless transmission mode.

In this embodiment, the device can be conveniently installed between the fire-fighting water supply pipeline and the fire hydrant through the connecting flange 3 of the device, which is only equivalent to the engineering quantity of installing a flange seal between the existing fire-fighting water supply pipeline and the fire hydrant, so that the existing fire-fighting pipeline or fire hydrant does not need to be structurally modified, the engineering quantity is small, the installation and maintenance cost is low, the water pressure sensor 34 installed on the connecting flange 3 detects the water pressure of the water flow passing through the through hole in the middle of the connecting flange 3 in real time, and sends the detection result to the control box 1, the signal processing and remote transmission are performed through the circuit board in the control box 1, thereby realizing the information acquisition and remote real-time monitoring of the water pressure of the fire hydrant, the connecting flange 3 installed with the water pressure sensor 34 is connected with the control box 1 installed with the control circuit board 12 through the connecting piece 2, thereby make detection part and circuit system structurally realize the separation, when overhauing circuit system, only need with control box 1 take apart can, need not to spend a large amount of time to go the flange 3 of dismouting connection on the fire hydrant, consequently not only the waterproof of circuit system of being convenient for more has also improved circuit system's maintenance convenience and maintenance efficiency.

In this embodiment, the connecting member 2 is a pipe fitting having external connecting threads 21 at both ends, and both ends of the pipe fitting are respectively screwed with the control box 1 and the connecting flange 3. Connecting piece 2 is the pipe fitting for water pressure sensor 34's in flange 3 wire can pass from the inside through-hole of pipe fitting, and be connected with control circuit board 12 in the control box 1, the wiring of being convenient for more, and the both ends of pipe fitting are respectively through screw thread and control box 1 and flange 3, it is more convenient to make the dismouting separation of control box 1 and flange 3 like this, thereby improve the installation of whole device and the convenience of maintaining, promote the installation maintenance efficiency.

In this embodiment, the outer wall of the pipe is symmetrically provided with horizontal cuts 22. When carrying out the equipment and the separation of control box 1 and flange 3 like this, be convenient for block two horizontal tangent planes 22 of pipe fitting through instrument such as spanner and screw up or unscrew, further improve the convenience of operation.

In the present embodiment, the screw directions of the male screws at both ends of the connection member 2 are opposite. Make like this when revolving wrong connecting piece 2, can realize simultaneously screwing up or unscrewing between control box 1 and connecting piece 2 and flange 3 and the connecting piece 2 to the realization is to control box 1 and flange 3 for the synchronous dismouting of connecting piece 2, further improves dismouting maintenance efficiency.

In the present embodiment, the water pressure sensor 34 is provided on the externally threaded sleeve 35, the water pressure detection hole 33 is provided with an internal thread matching the external thread of the sleeve 35, and the water pressure sensor 34 is threadedly mounted in the water pressure detection hole 33 through the sleeve 35. Like this, when water pressure sensor 34 goes up the dismouting on flange 3, only need will install the sleeve pipe 35 of water pressure sensor 34 and install to the water pressure detection hole 33 in flange 3 in or tear off water pressure detection hole 33 can, the dismouting in-process, instrument direct contact water pressure sensor 34 not effectively avoids the damage to water pressure sensor 34, and sleeve pipe 35 passes through threaded connection with water pressure detection hole 33, and the dismouting is more convenient.

In this embodiment, the connecting flange 3 is further provided with an adjusting hole 36 along the width direction of the ring of the connecting flange 3, the inner end of the adjusting hole 36 is communicated with the outer end of the water pressure detecting hole 33, the outer end of the adjusting hole 36 extends to the outer wall of the outer circle of the connecting flange 3, a shoulder 37 is arranged at the joint of the adjusting hole 36 and the water pressure detecting hole 33, a convex ring 351 is arranged at the outer end of the sleeve 35, and the convex ring 351 of the sleeve 35 is abutted against the end face of the shoulder 37. Through setting up regulation hole 36, make things convenient for the dismouting of sleeve pipe 35 more, the outer wall of bulge loop 351 of sleeve pipe 35 outer end can set up to regular hexagon to be convenient for carry out the dismouting to sleeve pipe 35 through instruments such as sleeves, the cooperation setting of circular bead 37 and boss can also carry on spacingly to the installation depth of sleeve pipe 35 in water pressure inspection hole 33.

In the present embodiment, the seal ring 38 is fitted between the collar 351 of the sleeve 35 and the end surface of the shoulder 37. The sealing ring 38 seals the connection gap between the water pressure detection hole 33 and the sleeve 35, so as to prevent the water pressure leakage at the water pressure detection hole 33 of the connecting flange 3 from passing through the pipe fitting to control the inside of the box 1.

In this embodiment, the connecting flange 3 is provided with a positioning hole 39 through which a connecting bolt for connecting the fire water supply pipe and the fire hydrant passes. This facilitates the positioning of the attachment flange 3 through the positioning holes 39 during installation of the device.

In the present embodiment, the first connection surface 31 and the second connection surface 32 are both provided with an annular groove 311, and an annular waterproof seal 312 is disposed in the annular groove 311. In this way, water pressure leakage between the fire water supply pipe and the first connection face 31 and between the second connection face 32 and the hydrant is effectively prevented.

In the present embodiment, as shown in fig. 4, the control circuit board 12 is provided with an a/D conversion module 121, a microcontroller 122 and a wireless communication module 123, a signal input end of the a/D conversion module 121 is connected with a signal output end of the water pressure sensor 34, a signal output end of the a/D conversion module 121 is connected with a water pressure signal input end of the microcontroller 122, and a signal output end of the microcontroller 122 is connected with a signal input end of the wireless communication module 123. Preferably, in order to improve the transmission distance of the wireless signal and the stability of the signal transmission, an antenna connector 13 is provided on the housing of the control box 1, an output end of the antenna connector 13 is detachably connected with an antenna 14, and an input end of the antenna connector 13 is connected with a signal output end of the wireless communication module 123.

When the device is used, the connecting flange 3 of the device is arranged between a fire-fighting water supply pipeline and a fire hydrant, the water supply pressure of the fire-fighting water supply pipeline to the fire hydrant is monitored in real time, when the fire-fighting water supply pipeline starts to supply water, the power supply module 11 provides electric power for the control circuit board 12 of the device, the water pressure sensor 34 of the high-pressure fire hydrant water pressure wireless monitoring device of the embodiment monitors a water pressure signal of water flowing into the fire hydrant, the A/D conversion module 121 converts a water pressure analog signal monitored by the water pressure sensor 34 into a water pressure digital signal and sends the water pressure digital signal to the microcontroller 122, the A/D conversion module 121 can adopt an ADC0809 analog-to-digital conversion chip, the microcontroller 122 can specifically adopt an STC89C51 series single chip microcomputer, the microcontroller 122 analyzes and processes the water pressure digital signal and sends the processed monitoring result to the wireless communication module 123, and, 4G module or 5G module, wireless communication module 123 passes through antenna 14 with information such as this monitoring result to the remote monitoring platform is transmitted to wireless mode, accomplish the control collection to fire-fighting water pressure, and the remote monitoring platform is according to the hydraulic existence, size and the trend of change in the fire hydrant, can real time monitoring to the target fire hydrant whether empty anhydrous, whether have the leakage or stolen water of getting, whether destroyed information such as damage, thereby in time take corresponding dimension safeguard measure.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a high pressure fire hydrant water pressure wireless monitoring device, a serial communication port, including control box, connecting piece and the annular flange of circle, the control box passes through the connecting piece with flange's excircle wall connection, flange has the first connecting surface of being connected with the fire-fighting water supply pipe and connects the face with the second of being connected of fire hydrant, flange is last to have seted up the water pressure inspection hole along flange's ring width direction, install water pressure sensor in the water pressure inspection hole, be equipped with power module and control circuit board in the control box, water pressure sensor and power module respectively with control circuit board connects, control circuit board is used for gathering the water pressure signal that water pressure sensor detected to realize through wireless transmission mode water pressure signal's teletransmission.

2. The wireless hydraulic pressure monitoring device for the high-pressure fire hydrant according to claim 1, wherein the connecting piece is a pipe fitting provided with external connecting threads at two ends, and the two ends of the pipe fitting are respectively in threaded connection with the control box and the connecting flange.

3. The wireless hydraulic pressure monitoring device for the high-pressure fire hydrant according to claim 2, wherein the outer wall of the pipe fitting is symmetrically provided with a horizontal tangent plane.

4. The wireless hydraulic pressure monitoring device for the high-pressure fire hydrant according to claim 2, wherein the external threads at the two ends of the connecting piece are opposite in spiral direction.

5. The wireless water pressure monitoring device for the high-pressure fire hydrant according to claim 1, wherein the water pressure sensor is arranged on a sleeve with an external thread, the water pressure detecting hole is provided with an internal thread matched with the external thread of the sleeve, and the water pressure sensor is installed in the water pressure detecting hole through the sleeve thread.

6. The wireless water pressure monitoring device for the high-pressure fire hydrant according to claim 5, wherein the connecting flange is further provided with an adjusting hole along the width direction of the ring of the connecting flange, the inner end of the adjusting hole is communicated with the outer end of the water pressure detecting hole, the outer end of the adjusting hole extends to the outer wall of the outer circle of the connecting flange, a shoulder is arranged at the joint of the adjusting hole and the water pressure detecting hole, the outer end of the sleeve is provided with a convex ring, and the convex ring of the sleeve is abutted to the end face of the shoulder.

7. The wireless high-pressure fire hydrant hydraulic pressure monitoring device according to claim 6, wherein a sealing ring is sleeved between the convex ring of the sleeve and the end surface of the shoulder.

8. The wireless hydraulic pressure monitoring device for the high-pressure fire hydrant according to any one of claims 1 to 7, wherein the connecting flange is provided with a positioning hole for a connecting bolt for connecting the fire hydrant with a fire water supply pipeline to pass through.

9. The wireless hydraulic pressure monitoring device for the high-pressure fire hydrant according to claim 8, wherein the first connection surface and the second connection surface are both provided with an annular groove, and an annular waterproof seal is arranged in the annular groove.

10. The wireless water pressure monitoring device for the high-pressure fire hydrant according to claim 1, 2, 3, 4, 5, 6, 7 or 9, wherein an a/D conversion module, a microcontroller and a wireless communication module are provided on the control circuit board, a signal input end of the a/D conversion module is connected with a signal output end of the water pressure sensor, a signal output end of the a/D conversion module is connected with a water pressure signal input end of the microcontroller, and a signal output end of the microcontroller is connected with a signal input end of the wireless communication module.

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