CN210813662U

CN210813662U - Fire-fighting equipment detector

Info

Publication number: CN210813662U
Application number: CN201921059309.2U
Authority: CN
Inventors: 曾荣奎; 张丽娥; 黄妤群
Original assignee: Fujian Jianlida Engineering Technology Co ltd
Current assignee: Fujian Jianlida Engineering Technology Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-06-23
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a fire-fighting equipment detector, which comprises a base, a water storage tank, an air pump, a detection mechanism, a control mechanism, a display mechanism and an input mechanism, wherein the water storage tank and the air pump are both fixedly arranged on the base, and the top of the water storage tank is communicated with the air inlet end of the air pump; the detection mechanism comprises a shell, a pneumatic control valve, a pressure sensor and a water sensor, wherein the opening end of the shell is provided with a connector, a temporary storage chamber and a water outlet channel are arranged in the shell, the water sensor is arranged at the water outlet end of the water outlet channel, the pneumatic control valve is arranged at the water inlet end of the water outlet channel, and the pressure sensor is arranged in the temporary storage chamber. During the use, directly start up the detection after the outlet connection with the fire hydrant with the interface, need not frequently to lay and arrange in order fire hose, work load is little, can not make dirty the building, and the testing result is also more reliable.

Description

Fire-fighting equipment detector

Technical Field

The utility model relates to a fire-fighting equipment field, concretely relates to fire-fighting equipment detector.

Background

The fire-fighting equipment is an important measure for controlling fire, ensuring personnel safety and reducing property loss, and is an important component of modern buildings. In a fire-fighting system, the most important facility is a fire-fighting water supply system, and a fire-fighting water supply pipeline is simultaneously communicated with a spraying device, a fire hydrant and other equipment and is the most main water source of the fire-fighting system. Regular inspection is carried out on the device, the fire-fighting water supply system is ensured to be normal, and the whole fire-fighting system can play a role at a critical moment.

Checking whether the fire service water supply system is working properly requires checking not only whether the system is supplying water, but also whether the water pressure of the outflow from the hydrant is within a defined range. The conventional inspection method is that a worker communicates a water pipe with a fire hydrant and detects whether a water supply system normally operates through a water discharge test. This kind of mode needs frequently to lay and arrange in order fire hose, and work load is big, can consume a large amount of water resources among the inspection process, make dirty the floor, needs the staff to rely on experience to judge whether water pressure meets the demands moreover, and the inspection effect can't be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the above-mentioned problem, provide a fire-fighting equipment detector, detect whether normal work of fire control water supply system through this equipment, reduce inspection work load, improve and detect the reliability.

The purpose of the utility model is realized through the following technical scheme: the fire-fighting equipment detector comprises a base, a water storage tank, an air pump, a detection mechanism, a control mechanism, a display mechanism and an input mechanism, wherein the water storage tank and the air pump are fixedly arranged on the base; the detection mechanism comprises an outer shell, a pneumatic control valve, a pressure sensor and a water sensor, wherein the outer shell is a cylindrical component with an opening at one end, the opening end of the outer shell is provided with a connector matched with a water outlet of a fire hydrant, the closed end of the outer shell is provided with a water outlet communicated with a water inlet of the water storage tank, a temporary storage chamber and a water outlet channel are arranged in the outer shell, the water inlet end of the water outlet channel is communicated with the connector through the temporary storage chamber, the water outlet end of the water outlet channel is communicated with the water outlet, the water sensor is arranged at the water outlet end of the water outlet channel, the pneumatic control valve is arranged at the water inlet end of the water outlet channel, a ventilation port of the pneumatic control valve is communicated with a ventilation port of the air pump, and; the signal output end of the pressure sensor, the signal output end of the water sensor and the signal output end of the input mechanism are all connected with the signal input end of the control mechanism, and the signal input end of the display mechanism and the signal input end of the air pump are all connected with the signal output end of the control mechanism.

Through the technical scheme, can be monitored by this sensor when rivers flow through water sensor, and give control mechanism with signal transmission, control mechanism is according to the operation of received signal control air pump, and then control pneumatic control valve and close, in-process that pneumatic control valve closed, pressure sensor's reading can increase gradually, when pneumatic control valve is closed completely, pressure sensor's reading can stabilize rapidly, because there is not air in the room of keeping in this moment, pressure sensor's reading is the water pressure of following the fire hydrant outflow rivers, and under the effect of air pump, when taking off the shell body from the fire hydrant hard slowly, lie in remaining water in fire hydrant outlet and detection mechanism and pushed the water storage box under the effect of air current and negative pressure, can not flow outside from the interface front end.

Furthermore, the water outlet channel is cylindrical, and the diameter of the cross section of the water outlet channel is smaller than that of the cross section of the connector. Through the technical scheme, the water consumption in the detection process can be further reduced, and the reaction speed of the water sensor is improved.

Furthermore, the input mechanism is a keyboard, the display mechanism is an LED display screen, and compared with other display screens, the LED display screen is small in power consumption, long in service life and large in visual angle, so that workers can conveniently and clearly see readings on the screen at different positions. And the display mechanism and the input mechanism are both fixedly arranged at the top of the water storage tank, so that a user can conveniently operate the water storage tank in the using process.

Further, the device also comprises a storage mechanism which is in bidirectional electric connection with the control mechanism.

Further, the bottom of base is equipped with the gyro wheel, and the user of being convenient for like this drags equipment to move and detects to different fire hydrant positions.

The beneficial effects of the utility model are as follows:

(1) when the fire hydrant connector is used, the connector is directly started for detection after being connected with a water outlet of the fire hydrant, a fire hose does not need to be paved and arranged frequently, the workload is small, and the detection speed is high;

(2) in the detection process, water discharged from the fire hydrant finally enters the water storage tank, so that the building is not polluted, and additional trouble for a user is avoided;

(3) the water pressure is detected through the pressure sensor, so that the water pressure detection device can be conveniently used by people with little work experience, the detection difficulty is reduced, and the detection result is more reliable.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention with the detection mechanism removed;

fig. 3 is a top view of the present invention with the detection mechanism removed;

FIG. 4 is a schematic view of the internal structure of the detecting mechanism of the present invention;

fig. 5 is a front view of the detecting mechanism of the present invention;

FIG. 6 is a schematic diagram illustrating the connection relationship between modules according to the present invention;

in the figure, 1-base, 11-roller, 2-water storage tank, 21-water inlet, 22-water outlet pipe, 23-communicating pipe, 3-air pump, 4-detection mechanism, 41-outer shell, 411-interface, 412-water outlet, 42-pneumatic control valve, 43-pressure sensor, 44-water sensor, 45-temporary storage chamber, 46-water outlet channel, 5-control mechanism, 6-display mechanism, 7-input mechanism and 8-storage mechanism.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

The embodiment provides a fire-fighting equipment detector, as shown in fig. 1 and 2, including base 1, water storage tank 2, air pump 3, detection mechanism 4, control mechanism 5, display mechanism 6 and input mechanism 7, air pump 3 is equipped with a plurality of income gas ports and gas vent, and water storage tank 2 is simple cavity box, and water storage tank 2 and air pump 3 are all fixed and are located base 1, and in order to facilitate the removal, base 1's bottom is equipped with gyro wheel 11. The top of the water storage tank 2 is provided with a water inlet 21, the lower part of the water storage tank 2 is provided with a water outlet pipe 22, and the top of the water storage tank 2 is communicated with an air inlet of the air pump 3 through a communicating pipe 23 (as shown in figure 3). A certain distance is reserved between the air outlet and the water inlet 21 of the water storage tank 2, when water flow and air flow enter the water storage tank 2 at the same time, the water flow flows into the water tank under the action of gravity, and the air flow enters the air pump 3 through the air outlet under the action of air pressure. In order to further improve the reliability of the equipment, a liquid level sensor can be arranged in the water storage tank 2, the signal output end of the liquid level sensor is connected with the signal input end of the control mechanism 5, and the stored water in the water storage tank 2 is discharged after the liquid level in the water storage tank reaches a certain height through the display mechanism 6.

As shown in fig. 4 and 5, the detection mechanism 4 includes an outer casing 41, a pneumatic control valve 42, a pressure sensor 43 and a water sensor 44, the outer casing 41 is a cylindrical component with an open end, the open end of the outer casing 41 is provided with a connector 411 matched with a hydrant drain outlet, the closed end of the outer casing 41 is provided with a water outlet 412 communicated with the water inlet 21 of the water storage tank 2, the outer casing 41 is provided with a temporary storage chamber 45 and a water outlet passage 46, the water inlet end of the water outlet passage 46 is communicated with the connector 411 through the temporary storage chamber 45, the water outlet end of the water outlet passage 46 is communicated with the water outlet 412, the water sensor 44 is arranged at the water outlet end of the water outlet passage 46, the pneumatic control valve 42 is arranged at the water inlet end of the water outlet passage 46, the ventilation, the pneumatic control valve 42 is controlled to open and close by the air pump 3, and the pressure sensor 43 is provided in the temporary storage chamber 45. In order to further reduce the water consumption during the detection process and increase the reaction speed of the water sensor 44, the temporary storage chamber 45 and the water outlet passage 46 are cylindrical, and the cross-sectional diameter of the water outlet passage 46 is smaller than that of the interface 411.

In this embodiment, the display mechanism 6 is an LED display screen, the input mechanism 7 is a keyboard, the display mechanism 6 and the input mechanism 7 are both fixedly disposed on the top of the water storage tank 2, the control mechanism 5 is an MCU or a central processing unit, a control program is built in the control mechanism, and the power supply uses conventional household alternating current and is provided with corresponding filtering, rectifying and voltage stabilizing modules for related electronic devices. As shown in fig. 6, the signal output terminal of the pressure sensor 43, the signal output terminal of the water sensor 44 and the signal output terminal of the input mechanism 7 are connected to the signal input terminal of the control mechanism 5, and the signal input terminal of the display mechanism 6 and the signal input terminal of the air pump 3 are connected to the signal output terminal of the control mechanism 5. If necessary, a storage means 8 (e.g., a hard disk) may be provided, and the storage means 8 is electrically connected to the control means 5 in both directions, and the water pressure data measured by the pressure sensor 43 is stored by the storage means 8.

When the device is used, the interface 411 is connected with a water outlet of a fire hydrant, then the detection device is started, the input mechanism 7 controls the device to be in a detection state, and the pneumatic control valve 42 is in an opening state. The valve of the hydrant is then opened, the water flowing out of the hydrant enters the detection mechanism 4, and when the water flows through the water sensor 44, the water flow is detected by the sensor, and a signal is transmitted to the control mechanism 5, and the control mechanism 5 controls the air pump 3 to operate according to the received signal, so as to control the pneumatic control valve 42 to be closed. The reading of the pressure sensor 43 will gradually increase during the closing of the pneumatic control valve 42, and when the pneumatic control valve 42 is completely closed, the reading of the pressure sensor 43 will rapidly stabilize, and since there is no air in the temporary storage chamber 45, the reading of the pressure sensor 43 is the water pressure of the water flowing out of the hydrant. During detection, the reading of the pressure sensor 43 is transmitted to the display mechanism 6 for displaying through the control mechanism 5 in real time, and after the worker sees that the reading of the pressure sensor 43 is stable, the worker closes the valve of the fire hydrant, and then controls the equipment to switch from the detection state to the drainage state through the input mechanism 7. After the water enters the drainage state, the pressure sensor 43 and the water sensor 44 stop working, the control mechanism 5 firstly controls the pneumatic control valve 42 to be opened through the air pump 3, the control mechanism 5 simultaneously controls the air inlet end of the air pump 3 to pump air from the water storage tank 2, so that the air pressure from the water storage tank 2 to the detection mechanism 4 is slightly lower than the external atmospheric pressure, and a worker slowly takes the outer shell 41 off the fire hydrant with force after waiting for a few seconds. In the process of slowly separating the outer casing 41 from the fire hydrant, the air flow enters the outer casing 41 from the interface 411 and flows into the air pump 3 through the water storage tank 2, and the water remaining in the fire hydrant water outlet and the detection mechanism 4 is pushed into the water storage tank 2 under the action of the air flow and the negative pressure and cannot flow out from the front end of the interface 411.

The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. Fire control equipment detector, its characterized in that: the air pump type water storage device comprises a base (1), a water storage tank (2), an air pump (3), a detection mechanism (4), a control mechanism (5), a display mechanism (6) and an input mechanism (7), wherein the water storage tank (2) and the air pump (3) are both fixedly arranged on the base (1), a water inlet (21) is formed in the top of the water storage tank (2), a drain pipe (22) is formed in the lower portion of the water storage tank (2), and the top of the water storage tank (2) is communicated with an air inlet end of the air pump (3);

the detection mechanism (4) comprises an outer shell (41), a pneumatic control valve (42), a pressure sensor (43) and a water sensor (44), the outer shell (41) is a cylindrical component with an open end, the open end of the outer shell (41) is provided with a connector (411) matched with a fire hydrant water outlet, the closed end of the outer shell (41) is provided with a water outlet (412) communicated with a water inlet (21) of the water storage tank (2), a temporary storage chamber (45) and a water outlet channel (46) are arranged in the outer shell (41), the water inlet end of the water outlet channel (46) is communicated with the connector (411) through the temporary storage chamber (45), the water outlet end of the water outlet channel (46) is communicated with the water outlet (412), the water sensor (44) is arranged at the water outlet end of the water outlet channel (46), the pneumatic control valve (42) is arranged at the water inlet end of the water outlet channel (46), the air exchange port of the pneumatic control valve (42) is communicated with the air exchange port of the air pump (3), and the pressure sensor (43) is arranged in the temporary storage chamber (45);

the signal output end of the pressure sensor (43), the signal output end of the water sensor (44) and the signal output end of the input mechanism (7) are connected with the signal input end of the control mechanism (5), and the signal input end of the display mechanism (6) and the signal input end of the air pump (3) are connected with the signal output end of the control mechanism (5).

2. A fire apparatus detector as recited in claim 1, wherein: the water outlet channel (46) is cylindrical, and the diameter of the cross section of the water outlet channel (46) is smaller than that of the cross section of the interface (411).

3. A fire apparatus detector as recited in claim 1, wherein: the display mechanism (6) and the input mechanism (7) are both fixedly arranged at the top of the water storage tank (2).

4. A fire apparatus detector as claimed in claim 1 or 3, wherein: the input mechanism (7) is a keyboard.

5. A fire apparatus detector as claimed in claim 1 or 3, wherein: the display mechanism (6) is an LED display screen.

6. A fire apparatus detector as recited in claim 1, wherein: the device also comprises a storage mechanism (8), wherein the storage mechanism (8) is in bidirectional electric connection with the control mechanism (5).

7. A fire apparatus detector as recited in claim 1, wherein: the bottom of the base (1) is provided with a roller (11).