CN213285477U

CN213285477U - Fire-fighting pipe network detection device that leaks

Info

Publication number: CN213285477U
Application number: CN202022048503.XU
Authority: CN
Inventors: 毛剑昆; 毛国民
Original assignee: Minan Fire Control Device Co ltd
Current assignee: Minan Fire Control Device Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-28
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a fire-fighting pipe network water leakage detection device, which comprises a box body, a water tank is fixedly arranged at the bottom of the inner side of the box body, a water suction pump is fixedly arranged on the inner side wall of the box body, the water inlet end of the water suction pump is communicated with the bottom of the water tank through a water inlet pipe, the water outlet end of the water suction pump is communicated with a water outlet pipe, a water pressure sensor is fixedly arranged in the water outlet pipe, a water inlet valve is arranged on the water outlet pipe between the water pressure sensor and the water suction pump, the water outlet pipe is communicated with a water pipe to be detected through a first flange plate and a second flange plate, a PLC controller is fixedly arranged in the inner cavity of the box body, a control component is fixedly arranged at the top of the box body, a universal wheel is fixedly arranged at the bottom of the box body, whether the water leakage of the pipe to be detected, the device has the advantages of simple structure, convenient operation and high practicability.

Description

Fire-fighting pipe network detection device that leaks

Technical Field

The utility model relates to a pipeline detects technical field that leaks, in particular to fire control pipe network detection device that leaks.

Background

The fire-fighting pipe network refers to a pipeline which is used for fire fighting, connecting fire-fighting equipment and equipment, and conveying water, gas or other media for fire fighting, and is partially arranged underground and partially erected in the air, and is respectively applied to different fire-fighting occasions. Because the fire-fighting pipeline is always in a static state, the requirement on the pipeline is strict, the pipeline needs good pressure resistance, corrosion resistance and high temperature resistance, and the fire-fighting problem is related to life and property safety, so that the fire-fighting pipeline is particularly important for detecting and monitoring a fire-fighting water pipe network. At present, the leakage rate of the urban underground fire-fighting pipe network in China is up to 30%, the leakage of the fire-fighting pipe network can waste water resources and electric energy required by water pump pressurization, the service efficiency of water supply facilities is reduced, the effective water of a water supply pipeline is occupied, meanwhile, the pipe network leakage can cause the invasion of pollutants around the pipe network, the water quality and the water safety are influenced, more importantly, the leakage of the fire-fighting pipe network can enable the fire-fighting water pressure to reach the pressure required by fire fighting, and once a fire disaster occurs, the potential safety hazard can be greatly caused.

Among the prior art, mainly touch row through the manual work to the hourglass of checking for fire control pipe network, work load is big, work efficiency is low, and is higher to the requirement of investigation personnel self, requires to use professional equipment and can the analysis, so need an efficient fire control pipe network detection device, detect and monitor fire control water pipe network.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a fire control pipe network detection device that leaks can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fire control pipe network detection device that leaks, includes the box, the fixed water tank that is provided with in inboard bottom of box, the fixed suction pump that is provided with on the inside wall of box, the end of intaking of suction pump communicates with the bottom of water tank through the inlet tube, the play water end and the outlet pipe of suction pump are linked together, it is provided with hydraulic pressure sensor to go out the water pipe internal fixation, be provided with the water intaking valve on the outlet pipe between hydraulic pressure sensor and suction pump, the outlet pipe is linked together with the water pipe that awaits measuring through first ring flange and second ring flange, the inner chamber fixed mounting of box has the PLC controller, the fixed control assembly that is provided with in top of box, the bottom fixed mounting of box has the universal wheel.

Preferably, a pressure relief pipe is fixedly connected to a water outlet pipe between the water pressure sensor and the water inlet valve, the pressure relief pipe is communicated with the water outlet pipe, a water outlet valve is arranged on the pressure relief pipe, and a water outlet of the pressure relief pipe is communicated with the top of the water tank.

Preferably, the water outlet valve is an electromagnetic valve and is electrically connected with the PLC.

Preferably, the control assembly comprises a display screen, a power switch and a control key, and the control assembly is electrically connected with the PLC and the water pressure sensor through a lead.

Preferably, the top of the water tank is provided with a water filling port, the top of the water filling port is provided with a cover plate, and the cover plate is movably connected with the water filling port through a hinge.

Preferably, the universal wheels are four and are uniformly distributed at the bottom of the box body.

Preferably, the water pump is GDR50-50 in model, the water pressure sensor is GB7665-87 in model, and the PLC is GF9450C-CBE3 in model.

Preferably, the water inlet valve is an electromagnetic valve, and the water inlet valve and the water pump are both electrically connected with the PLC through leads.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a fire-fighting pipe network water leakage detection device, close other delivery ports of the pipeline to be detected, inject water and pressurize to the pipeline to be detected through the suction pump, after closing water inlet valve and outlet valve, whether the pressure reading of the water pressure sensor drops can be observed through the display screen, thereby the water leakage condition of the pipeline to be detected can be judged, after the water leakage detection is finished, the outlet valve on the pressure relief pipe can be opened, the water in the pipeline to be detected is recycled into the water tank for pressure relief, the first flange plate and the second flange plate at the pipeline joint are prevented from being disassembled, the water flow is sprayed due to the overlarge water pressure in the pipeline, the waste is caused, the water can be collected and reused, the water resource is saved, the device is more convenient to use by arranging a PLC controller, only the control component needs to operate, the portability of the device is improved by arranging a universal wheel, the utility model has simple structure, convenient operation and strong practicability.

Drawings

Fig. 1 is a schematic view of the overall structure of a fire-fighting pipe network water leakage detection device of the present invention;

fig. 2 is the utility model relates to a fire pipe network detection device that leaks partial schematic structure diagram of control assembly.

In the figure: 1. a box body; 2. a water tank; 3. a water pump; 4. a water inlet pipe; 5. a water outlet pipe; 6. a water pressure sensor; 7. a water inlet valve; 8. a first flange plate; 9. a second flange plate; 10. a water pipe to be tested; 11. a PLC controller; 12. a control component; 13. a universal wheel; 14. a pressure relief pipe; 15. a water outlet valve; 16. a display screen; 17. a power switch; 18. a control key; 19. and (4) a water filling port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-2, a fire-fighting pipe network water leakage detection device, includes box 1, the fixed water tank 2 that is provided with in inboard bottom of box 1, the fixed suction pump 3 that is provided with on the inside wall of box 1, the end of intaking of suction pump 3 is linked together through the bottom of inlet tube 4 with water tank 2, the play water end and the outlet pipe 5 of suction pump 3 are linked together, the outlet pipe 5 internal fixation is provided with pressure sensor 6, be provided with water intaking valve 7 on the outlet pipe 5 between pressure sensor 6 and suction pump 3, outlet pipe 5 is linked together through first ring flange 8 and second ring flange 9 and the water pipe 10 that awaits measuring, the inner chamber fixed mounting of box 1 has PLC controller 11, the fixed control assembly 12 that is provided with in top of box 1, the bottom fixed mounting of box 1 has universal wheel 13.

In this embodiment, preferably, a pressure relief pipe 14 is fixedly connected to the water outlet pipe 5 between the water pressure sensor 6 and the water inlet valve 7, the pressure relief pipe 14 is communicated with the water outlet pipe 5, a water outlet valve 15 is arranged on the pressure relief pipe 14, and a water outlet of the pressure relief pipe 14 is communicated with the top of the water tank 2.

In this embodiment, preferably, the water outlet valve 15 is configured as an electromagnetic valve, and the water outlet valve 15 is electrically connected to the PLC controller 11.

In this embodiment, preferably, the control component 12 includes a display screen 16, a power switch 17 and a control button 18, and the control component 12 is electrically connected to the PLC controller 11 and the water pressure sensor 6 through a wire.

In this embodiment, preferably, the top of the water tank 2 is provided with a water filling port 19, and the top of the water filling port 19 is provided with a cover plate, and the cover plate is movably connected with the water filling port 19 through a hinge.

In this embodiment, preferably, four universal wheels 13 are provided, and the four universal wheels 13 are uniformly distributed at the bottom of the box body 1.

In this embodiment, preferably, the water pump 3 is in a model of GDR50-50, the water pressure sensor 6 is in a model of GB7665-87, and the PLC controller 11 is in a model of GF9450C-CBE 3.

In this embodiment, preferably, the water inlet valve 7 is configured as an electromagnetic valve, and both the water inlet valve 7 and the water pump 3 are electrically connected to the PLC controller 11 through a wire.

It should be noted that, the utility model relates to a fire-fighting pipe network water leakage detection device, in use, close other delivery ports of the water pipe 10 to be detected, fixedly connect the second flange 9 of the water pipe 10 to be detected with the first flange 8 of the water outlet pipe 5, start the power switch 17, through the operation control of the control button 18 on the control component 12, the control button 18 transmits signals to the PLC controller 11, the PLC controller 11 controls the water outlet valve 15 to close, open the water inlet valve 7, start the water pump 3, the water pump 3 pumps the water in the water tank 2 into the water outlet pipe 5 through the water inlet pipe 4, the water flow enters the water pipe 10 to be detected through the water outlet pipe 5, continuously add water and pressurize to the water pipe 10 to be detected, when the water level reaches the water inlet valve 7, close the water pump 3, close the water inlet valve 7, utilize the water pressure sensor 6 to detect and record the water pressure in the water pipe 10, observe the water pressure registration through display screen 16, and the record, later observe once more after the certain time, and with the contrast of preceding water pressure registration, see whether there is obvious change, if there is obvious change, explain the water pipe 10 that awaits measuring has the condition of leaking, then further processing, if there is not obvious change, continue to observe, the longer time does not all have obvious change, then the water pipe 10 that awaits measuring does not leak water, after finishing when detecting, open the outlet valve 15 on the pressure relief pipe 14, make the water reflux in the water pipe 10 that awaits measuring carry out the release in the water tank 2, after the release is accomplished, dismantle the device, the utility model provides a current fire control pipe network leak for artifical the detection, detect the precision low, the poor problem of detection effect.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire-fighting pipe network detection device that leaks, includes box (1), its characterized in that: a water tank (2) is fixedly arranged at the bottom of the inner side of the tank body (1), a water suction pump (3) is fixedly arranged on the inner side wall of the tank body (1), the water inlet end of the water pump (3) is communicated with the bottom of the water tank (2) through a water inlet pipe (4), the water outlet end of the water pump (3) is communicated with a water outlet pipe (5), a water pressure sensor (6) is fixedly arranged in the water outlet pipe (5), a water inlet valve (7) is arranged on a water outlet pipe (5) between the water pressure sensor (6) and the water suction pump (3), the water outlet pipe (5) is communicated with a water pipe (10) to be tested through a first flange plate (8) and a second flange plate (9), a PLC (programmable logic controller) (11) is fixedly arranged in the inner cavity of the box body (1), the top of the box body (1) is fixedly provided with a control assembly (12), and the bottom of the box body (1) is fixedly provided with universal wheels (13).

2. The fire protection pipe network water leakage detection device of claim 1, wherein: the water pressure sensor is characterized in that a pressure relief pipe (14) is fixedly connected to the water outlet pipe (5) between the water pressure sensor (6) and the water inlet valve (7), the pressure relief pipe (14) is communicated with the water outlet pipe (5), a water outlet valve (15) is arranged on the pressure relief pipe (14), and a water outlet of the pressure relief pipe (14) is communicated with the top of the water tank (2).

3. The fire fighting pipe network water leakage detection device according to claim 2, characterized in that: the water outlet valve (15) is set to be an electromagnetic valve, and the water outlet valve (15) is electrically connected with the PLC (11).

4. The fire protection pipe network water leakage detection device of claim 1, wherein: the control assembly (12) comprises a display screen (16), a power switch (17) and a control key (18), and the control assembly (12) is electrically connected with the PLC (11) and the water pressure sensor (6) through a lead.

5. The fire protection pipe network water leakage detection device of claim 1, wherein: the water tank is characterized in that a water filling port (19) is formed in the top of the water tank (2), a cover plate is arranged on the top of the water filling port (19), and the cover plate is movably connected with the water filling port (19) through a hinge.

6. The fire protection pipe network water leakage detection device of claim 1, wherein: the universal wheels (13) are four, and the four universal wheels (13) are uniformly distributed at the bottom of the box body (1).

7. The fire protection pipe network water leakage detection device of claim 1, wherein: the water pump (3) is in a GDR50-50 model, the water pressure sensor (6) is in a GB7665-87 model, and the PLC controller (11) is in a GF9450C-CBE3 model.

8. The fire protection pipe network water leakage detection device of claim 1, wherein: the water inlet valve (7) is arranged as an electromagnetic valve, and the water inlet valve (7) and the water suction pump (3) are electrically connected with the PLC (11) through leads.