CN212662535U

CN212662535U - Mobile fire-fighting equipment demonstration system

Info

Publication number: CN212662535U
Application number: CN202020835190.XU
Authority: CN
Inventors: ***
Original assignee: Qing Da Oriental Education Technology Group Co ltd
Current assignee: Qing Da Oriental Education Technology Group Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-03-09
Anticipated expiration: 2030-05-18

Abstract

The utility model belongs to the technical field of the technique of fire control training and specifically relates to a portable fire-fighting equipment demonstration system is related to, it includes the support body, be provided with water supply installation in the support body, with the fire pipeline and the expansion tank of water supply installation intercommunication, the fire pipeline include the standpipe and set up in violently the pipe at standpipe top, by supreme fire control signal butterfly valve that has set gradually down, be used for the wet-type alarm device and the terminal device of trying water to get on the water of reporting to the police on the standpipe, the end of violently managing is provided with the indoor water jet equipment of simulation, still be provided with the block terminal that is used for controlling the switch board of entire system work and receiving system warning and. The utility model has the characteristics of vivid, directly perceived, help improving the training effect.

Description

Mobile fire-fighting equipment demonstration system

Technical Field

The utility model belongs to the technical field of the technique of fire control training and specifically relates to a portable fire control facility demonstration system is related to.

Background

At present, fire-fighting training is an important means for improving the fire-fighting quality of citizens in China, and is a content which is not negligible in fire-fighting work in China. In this background, more and more fire-fighting knowledge training institutions are emerging in society, and are dedicated to systematic and specialized training of fire-fighting knowledge.

Referring to fig. 1, for the demonstration board commonly used in the existing fire-fighting training mechanism, pictures of all components of the fire-fighting system are pasted on the demonstration board, and an indication line is marked between the pictures so as to allow students to learn and master the work flow of the whole fire-fighting system.

Above-mentioned demonstration board among the prior art has area little, characteristics such as convenient removal, and it has contained main functional unit of fire extinguishing system and flow relation, is a teaching means that the training agency carries out the teaching activity commonly used.

The above prior art solutions have the following drawbacks: when the demonstration board is used for fire-fighting training, all components in the fire-fighting system are only displayed through pictures, the actual working scenes of the components are mainly imagined by students in the mind, and fire-fighting facilities which most students usually contact are limited, so that the students have poor understanding effect on fire-fighting knowledge after the training is finished.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable fire-fighting equipment demonstration system, it has the characteristics of image, directly perceived, help improving the training effect to the not enough of prior art existence.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a portable fire control facility demonstration system, includes the support body, be provided with water supply installation in the support body, with the fire-fighting pipeline and the expansion tank of water supply installation intercommunication, the fire-fighting pipeline include the standpipe and set up in violently managing at standpipe top, by supreme fire control signal butterfly valve, the wet-type alarm device and the terminal device of trying water of having set gradually down on the standpipe, the end of violently managing is provided with the indoor water jet equipment of simulation, still be provided with the block terminal that is used for controlling the switch board of entire system work and receiving system warning and provides electric power for the system on the support body.

Through adopting above-mentioned technical scheme, the support body provides the support for other structures in the demonstration system, staff's control switch board and block terminal start demonstration system after, water supply installation provides the demonstration water, partly water admission expansion tank, another part water admission standpipe, the water that gets into the standpipe passes through the fire control signal butterfly valve from bottom to top afterwards, wet alarm device, last part gets into the indoor water jet equipment of simulation, another part gets into terminal water testing device, wet alarm device gives the switch board signal alarm, compare prior art, this technical scheme has the image, directly perceived, help improving the characteristics of training effect.

The present invention may be further configured in a preferred embodiment as: the water supply device comprises a water tank and a fire pump, one end of the fire pump is communicated with the water tank, and the other end of the fire pump is communicated with the vertical pipe.

Through adopting above-mentioned technical scheme, the water tank is used for holding the demonstration water, and the fire pump is used for providing the power that rivers flow for demonstration system is close real fire extinguishing system more.

The present invention may be further configured in a preferred embodiment as: the wet alarm device comprises a wet alarm valve arranged on the vertical pipe, a delayer communicated with the wet alarm valve, a pressure switch communicated with the delayer and a hydraulic alarm bell communicated with the pressure switch.

Through adopting above-mentioned technical scheme, pressure switch receives the signal of telecommunication after the rivers strike and reports to the police for the switch board, and the alarm bell of water conservancy sends out the sound signal and reports to the police, has realized multiple alarm mode, makes demonstration system more be close real fire extinguishing system.

The present invention may be further configured in a preferred embodiment as: the hydraulic alarm bell is communicated with the water supply device, and the wet alarm valve is communicated with the water supply device.

By adopting the technical scheme, water flowing through the hydraulic alarm bell flows back to the water supply device to form water circulation, so that water resources are effectively saved; after the demonstration is finished, water on the upper portion of the wet alarm valve can be discharged back into the water supply device, water circulation is formed, and water resources are effectively saved.

The present invention may be further configured in a preferred embodiment as: the horizontal pipe is provided with a water flow switch, and the water flow switch is electrically connected with the control cabinet.

Through adopting above-mentioned technical scheme, after the conflagration takes place for the simulation, when water was violently managed, the blade in the rivers impact discharge switch, and discharge switch takes place the signal and reports to the police for the switch board.

The present invention may be further configured in a preferred embodiment as: the simulated indoor water spraying device comprises a closed spray head communicated with the transverse pipe and a first water containing tank used for containing water sprayed out of the closed spray head.

Through adopting above-mentioned technical scheme, closed shower nozzle in the real mansion of closed shower nozzle simulation, first appearance water tank can be used to connect greatly from the water of blowout in the closed shower nozzle, the real indoor environment of simulation for the demonstration effect is more image, lifelike.

The present invention may be further configured in a preferred embodiment as: the first water containing tank is a transparent glass tank.

Through adopting above-mentioned technical scheme, can make things convenient for the student to watch the work flow of closed shower nozzle, make things convenient for the staff to observe the water yield in the first water tank simultaneously.

The present invention may be further configured in a preferred embodiment as: the tail end water testing device comprises a tail end water testing spray head communicated with the vertical pipe and a second water containing tank used for containing water sprayed from the tail end water testing spray head.

Through adopting above-mentioned technical scheme, terminal water test shower nozzle among the real fire extinguishing system of terminal water test shower nozzle simulation, the second holds the water tank and is arranged in connecing greatly from terminal water test shower nozzle spun water for the demonstration effect is more vivid, lifelike.

The present invention may be further configured in a preferred embodiment as: the second water containing tank is a transparent glass tank.

Through adopting above-mentioned technical scheme, can make things convenient for the student to watch the workflow of terminal water test shower nozzle, make things convenient for the staff to observe the water yield in the second holds the water tank simultaneously.

The present invention may be further configured in a preferred embodiment as: an electric contact pressure gauge is arranged between the expansion tank and the water supply device and is electrically connected with the control cabinet.

Through adopting above-mentioned technical scheme, electric contact pressure gauge can send alarm signal to the switch board after sensing rivers for demonstration system is close real fire extinguishing system more.

To sum up, the utility model discloses a following at least one useful technological effect:

1. compared with the prior art, the technical scheme has the characteristics of being vivid and intuitive and being beneficial to improving the training effect by arranging the frame body, the water supply device, the fire fighting pipeline, the expansion tank, the fire fighting signal butterfly valve, the wet alarm device, the tail end water testing device, the simulated indoor water spraying device, the control cabinet and the distribution box;

2. by arranging the wet alarm valve, the delayer, the pressure switch and the hydraulic alarm bell, the pressure switch generates an electric signal to alarm the control cabinet after being impacted by water flow, and the hydraulic alarm bell gives out an acoustic signal to alarm, so that various alarm modes are realized, and the demonstration system is closer to a real fire-fighting system;

3. through setting up water flow switch, after the simulation takes place the fire disaster, when water was violently managed, the blade in water flow switch was strikeed to rivers, and water flow switch takes place the signal and reports to the police for the switch board.

Drawings

FIG. 1 is a front view of a prior art presentation board;

FIG. 2 is a front view of a mobile fire-fighting equipment demonstration system provided by the present invention;

FIG. 3 is a rear view of a mobile fire protection equipment demonstration system provided by the present invention;

FIG. 4 is a schematic view showing the water supply apparatus;

FIG. 5 is a schematic view of a butterfly valve and a wet alarm device highlighting a fire signal;

FIG. 6 is a schematic view of a fire conduit shown in relief;

FIG. 7 is a schematic view of the indoor water spraying device and the end water testing device in the highlight mode.

In the figure, 1, a frame body; 2. a water supply device; 20. a water tank; 21. a fire pump; 22. a first filter; 23. a flexible connector; 3. a fire conduit; 30. a vertical tube; 31. a transverse tube; 310. a water flow switch; 4. a fire signal butterfly valve; 5. a wet alarm device; 50. a wet alarm valve; 51. a time delay; 52. a pressure switch; 53. a water-powered alarm bell; 54. a second filter; 6. simulating an indoor water spraying device; 60. a closed spray head; 61. a first water containing tank; 7. a terminal water test device; 70. a pressure gauge; 71. a stop valve; 72. a tail end water test spray head; 73. a second water containing tank; 8. an expansion tank; 80. an electric contact pressure gauge; 9. a control cabinet; 10. a distribution box.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, the utility model discloses a mobile fire-fighting equipment demonstration system, which comprises a frame body 1, a water supply device 2 arranged in the frame body 1, a fire-fighting pipeline 3 communicated with the water supply device 2, a fire-fighting signal butterfly valve 4 communicated with the fire-fighting pipeline 3, a wet alarm device 5, an indoor water spraying device 6, a terminal water testing device 7, an expansion tank 8, a control cabinet 9 and a distribution box 10 for controlling the whole demonstration system; the demonstration system simulates a wet-type fire fighting system in an actual building, and the principle of the wet-type fire fighting system is as follows: the fire fighting pipeline is filled with water, and after a fire disaster occurs, the temperature of the building rises to the temperature of the closed nozzle temperature sensing element to explode or melt and fall off, so that the fire fighting system is guided to start working; the demonstration system is used for on-site teaching, and a manual valve is arranged on a water pipe of the demonstration system so as to be convenient for workers to control the demonstration system in the demonstration process; the demonstration system can change and shift along with the teaching place, and the component of demonstration system all is located support body 1, makes it have the characteristics that be convenient for remove and occupation space are little concurrently.

Referring to fig. 2 and 3, the frame body 1 is a frame structure for supporting other devices.

Referring to fig. 2 and 4, the water supply device 2 provides simulation water for the demonstration system, the water supply device 2 includes a water tank 20 filled with water and a fire pump 21 communicated with the water tank 20 through a water pipe, the fire pump 21 is respectively electrically connected with the control cabinet 9 and the distribution box 10, a filter 22 and a flexible connector 23 are further installed on a pipeline of the water tank 20 communicated with the fire pump 21, in this embodiment, the filter 22 is a Y-shaped filter for cleaning impurities in water; the soft connector 23 is a rubber connector, which can reduce the vibration caused by water flow impact.

Referring to fig. 2, the fire fighting pipeline 3 comprises a vertical pipe 30 and a horizontal pipe 31, wherein the vertical pipe 30 and the horizontal pipe 31 respectively simulate a main pipeline vertically arranged in a building and a main pipeline transversely arranged to each floor; the vertical pipe 30 is vertically arranged, and the bottom end of the vertical pipe 30 is sealed and fixedly connected with the frame body 1; the horizontal pipe 31 is horizontally arranged at the top of the vertical pipe 30 and is communicated with the vertical pipe 30; still install water flow switch 310 on violently managing 31, water flow switch 310 is connected with switch board 9 electricity, and water flow switch 310 utilizes the skew of the inside blade that sets up of flow drive of water, tests whether water is in the mobile state, and when water did not flow, the blade is in natural state, and when water flowed, the impact force of water drove the blade skew, drives the micro-gap switch action through the transmission shaft that sets up in water flow switch 310, and output contact signal reports to the police.

Referring to fig. 2 and 5, fire control signal butterfly valve 4 is installed on standpipe 30 and is located the top of fire pump 21, and fire control signal butterfly valve 4 is connected with switch board 9 electricity, is provided with the signal module pilot lamp on the fire control signal butterfly valve 4, and the signal module pilot lamp is usually bright and is shown the valve and close, and the signal module pilot lamp is glistened and is shown the valve and normally open, if fire control signal butterfly valve 4 closes, signal module just can report an police and inform switch board 9.

With continued reference to fig. 2 and 5, the wet alarm device 5 is disposed on the standpipe 30 and above the fire-fighting signal butterfly valve 4, the wet alarm device 5 includes a wet alarm valve 50, a time delay 51, a pressure switch 52 and a hydraulic alarm bell 53 which are connected in sequence, a water pipe leading to the water tank 20 is further installed on the wet alarm valve 50 to facilitate the recovery of the demonstration water; the wet alarm valve 50 is a one-way valve which only allows water to flow into a water spraying system in one way and gives an alarm at a specified flow rate, and the valve clack is in a closed state due to the difference between the dead weight of the valve clack and the total pressure of water received before and after the valve clack; when a fire disaster occurs, the closed type spray head sprays water, the water pressure on the wet alarm valve 50 is reduced because the water pressure balance small hole cannot supply water, the water pressure in front of the valve clack is greater than the water pressure behind the valve clack, and the valve clack is opened to supply water to the vertical pipe 30; the time delay device 51 is communicated with the wet alarm valve 50, the time delay device 51 plays a role of preventing false alarm, after the wet alarm valve 50 is opened instantaneously due to water pressure change, water firstly enters the time delay device 51, at the moment, the water entering the time delay device 51 is little, the water can be discharged from the restrictor arranged at the lower part of the time delay device 51, only when the wet alarm valve 50 keeps a normal state of being completely opened, the water continuously enters the time delay device 51 and flows to the pressure switch 52 which is positioned above and communicated with the time delay device from the top after a certain delay time, and after the wet alarm valve 50 is closed, the water originally existing in the time delay device 51 can be discharged gradually through the restrictor below the time delay device; the pressure switch 52 is arranged at the top of the time delay device 51 and is communicated with the time delay device 51, the pressure switch 52 is electrically connected with the control cabinet 9, and when the pressure in a pipeline flowing through the pressure switch 52 reaches a rated value, the pressure switch 52 can give an alarm and transmit a signal to the control cabinet 9; the hydraulic alarm bell 53 is arranged in the downstream direction of the pressure switch 52 and is communicated with the pressure switch 52, the hydraulic alarm bell 53 is driven by water flow to make a sound, the alarm bell, a bell striking hammer, a rotating shaft and a water turbine are arranged in the hydraulic alarm bell 53, and flowing water strikes the water turbine to rotate, so that the bell striking hammer continuously impacts the alarm bell, and the alarm bell continuously makes an alarm sound; a water pipe is connected between the water alarm bell 53 and the water tank 20, a second filter 54 is installed on the water pipe, water flowing during demonstration flows through the water alarm bell 53 and then flows back into the water tank 20 through the water pipe, so that the water for demonstration can be recycled (refer to fig. 3), and the second filter 54 is a Y-shaped filter.

Referring to fig. 1 and 7, the simulated indoor water spraying device 6 is mainly arranged above a water tank 20, is mainly used for simulating a water spraying and fire extinguishing process in a building room, and comprises a closed spray nozzle 60 communicated with a transverse pipe 31 through a water pipe and a first water containing tank 61 for containing water sprayed from the closed spray nozzle 60; in this embodiment, because this system is the demonstration system, so do not set up the temperature-sensing element on the closed shower nozzle 60, first holding water tank 61 is placed in the top of water tank 20 and surrounds closed shower nozzle 60 to its inside, and first holding water tank 61 is a open-topped box structure, and in another example, first holding water tank 61 can select the glass case, makes things convenient for the intuitional spraying condition of observing closed shower nozzle 60 and the water storage condition of first holding water tank 61 like this.

The main body of the tail end water testing device 7 is arranged above the water tank 20, the simulation is that the tail end water testing device is arranged at the most unfavorable point spray head in the actual system pipe network, and the tail end water testing device has the functions of monitoring system starting, alarming, linkage and the like and is mainly used for detecting the reliability of the system; terminal water installation 7 in this demonstration system is including the manometer 70 that sets gradually, stop valve 71 and terminal water testing shower nozzle 72, it holds water tank 73 to have still placed the second that is used for connecing from terminal water testing shower nozzle 72 spun water at the top of water tank 20, the second holds water tank 73 and surrounds terminal water testing shower nozzle 72 to its inside, the second holds water tank 73 and is a top open-ended box structure, in another example, the second holds water tank 73 optional glass case, make things convenient for the audio-visual operating condition who observes terminal water testing shower nozzle 72 of student like this and the water storage condition that the second holds water tank 73.

Referring to fig. 1 and 4, an expansion tank 8 is installed at the bottom inside the frame 1, and the expansion tank 8 and a fire pump 21 are connected to a water pipe connecting the fire pump 21 and a standpipe 30 through a water pipe; when the demonstration system is started and water with pressure outside enters the air bag in the collision tank 8, the nitrogen sealed in the air bag is compressed, the volume of the compressed air is reduced and the pressure is increased according to the Boyle's law of gas, and the water inlet is stopped until the pressure of the gas in the expansion tank 8 is consistent with the pressure of the water; when the water flow pressure is reduced, the pressure of gas in the expansion tank 8 is greater than the pressure of water, the gas expands to extrude and supplement the water in the air bag to the system, the expansion tank 8 is mainly used for buffering water hammer impact generated when the fire pump 21 is started and stopped and a system valve is opened and closed, the water hammer is prevented from damaging a pipeline and components on the system, the enough dormancy time of the fire pump 21 is ensured in a water low peak period, energy is saved, and the service life of the fire pump 21 can be prolonged; an electric contact pressure gauge 80 is further installed on the water pipe connected with the expansion tank 8, the electric contact pressure gauge 80 is electrically connected with the control cabinet 9, and the electric contact pressure gauge 80 gives an alarm to the control cabinet 9 by detecting the pressure change of water flow.

Referring to fig. 1 and 2, the control cabinet 9 is mounted on a side wall outside the frame body 1; the distribution box 10 is also arranged on the side wall outside the frame body 1 and is positioned below the control cabinet 9, and the distribution box 10 is electrically connected with the control cabinet 9; in the drawings of the present embodiment, since the electrical connection is a conventional technical means, the electric wires for electrically connecting the control cabinet 9 and the electric box 10 are not shown.

The implementation principle of the embodiment is as follows: the demonstration system simulates a wet fire fighting system, and when field teaching is carried out, workers can explain the composition of the fire fighting system for surrounding students by contrasting real objects, so that the students can know the equipment more intuitively; meanwhile, in order to further deepen the understanding of students, a worker can simulate the working process of the fire-fighting system by using a field practical operation demonstration system, when practical operation is carried out, the worker opens valves on a plurality of water pipes in the demonstration system (outside the valve between the dehumidification alarm valve 50 and the water tank 20), opens the fire-fighting signal butterfly valve 4, closes a circuit breaker in the distribution box 10, enables the fire-fighting pump 21 to work through the control cabinet 9, most of water flowing out of the water tank 20 enters the vertical pipe 30, a small part of water enters the expansion tank 8, water flowing into the expansion tank 8 passes through the electric contact pressure gauge 80, and the electric contact pressure gauge 80 sends an electric signal to the control cabinet 9 for alarming; the water entering the vertical pipe 30 passes through the fire-fighting signal butterfly valve 4 upwards along the vertical pipe 30 and enters the wet alarm valve 50, the up-down pressure of a valve flap in the wet alarm valve 50 changes, the reading of an upper pressure gauge and a lower pressure gauge changes, the wet alarm valve 50 starts to be opened, and part of water gradually enters the delayer 51; after the wet alarm valve 50 is completely opened, the time delay device 51 is filled with water, the water then flows through the pressure switch 52 and the hydraulic alarm bell 53, the pressure switch 52 sends an electric signal to alarm the control cabinet 9, the hydraulic alarm bell 53 rings at the same time to send an alarm, and then the water flows back to the water tank 20; the other part of water continues to flow upwards along the vertical pipe 30, one part of water enters the transverse pipe 31, the water flow switch 310 is triggered, the blades in the water flow switch 310 deflect under the action of water flow, so that the water flow switch sends an electric signal to the control cabinet 9 for alarming, and then the other part of water enters the analog indoor water spraying device 6 and is sprayed into the first water containing tank 61 through the closed type spray head 60; the other part of the water enters the tail end water testing device 7 and is sprayed into the second water containing tank 73 through the tail end water testing spray head 72; the water introduced into the first water containing tank 61 and the second water containing tank 73 is finally poured back into the water tank 20; after the demonstration is finished, a worker can open a valve between the wet alarm valve 50 and the water tank 20 and empty water at the upper part of the wet alarm valve 50; the whole demonstration system is provided with a water flow switch 310, a pressure switch 52, a hydraulic alarm bell 53, an electric contact pressure gauge 80 and other devices capable of giving an alarm, so that students can know various fire alarm modes more intuitively.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a portable fire-fighting equipment demonstration system which characterized in that: including support body (1), be provided with water supply installation (2) in support body (1), with fire control pipeline (3) and expansion tank (8) of water supply installation (2) intercommunication, fire control pipeline (3) include standpipe (30) and set up in violently pipe (31) at standpipe (30) top, on standpipe (30) by supreme fire control signal butterfly valve (4) of having set gradually down, wet-type alarm device (5) and terminal water testing device (7) for reporting to the police, the end of violently managing (31) is provided with simulation indoor water jet equipment (6), still be provided with on support body (1) and be used for controlling switch board (9) that entire system work and receiving system reported to the police and for the block terminal (10) that the system provided electric power.

2. The mobile fire protection equipment demonstration system of claim 1, wherein: the water supply device (2) comprises a water tank (20) and a fire pump (21), one end of the fire pump (21) is communicated with the water tank (20), and the other end of the fire pump is communicated with the vertical pipe (30).

3. The mobile fire protection equipment demonstration system of claim 1, wherein: the wet alarm device (5) comprises a wet alarm valve (50) mounted on the standpipe (30), a time delay device (51) communicated with the wet alarm valve (50), a pressure switch (52) communicated with the time delay device (51), and a hydraulic alarm bell (53) communicated with the pressure switch (52).

4. The mobile fire protection equipment demonstration system of claim 3, wherein: the hydraulic alarm bell (53) is communicated with the water supply device (2), and the wet alarm valve (50) is communicated with the water supply device (2).

5. The mobile fire protection equipment demonstration system of claim 1, wherein: a water flow switch (310) is mounted on the transverse pipe (31), and the water flow switch (310) is electrically connected with the control cabinet (9).

6. The mobile fire protection equipment demonstration system of claim 1, wherein: the simulated indoor water spraying device (6) comprises a closed spray nozzle (60) communicated with the transverse pipe (31) and a first water containing tank (61) used for containing water sprayed from the closed spray nozzle (60).

7. The mobile fire protection equipment demonstration system of claim 6, wherein: the first water containing tank (61) is a transparent glass tank.

8. The mobile fire protection equipment demonstration system of claim 1, wherein: the tail end water testing device (7) comprises a tail end water testing spray head (72) communicated with the vertical pipe (30) and a second water containing tank (73) used for containing water sprayed out of the tail end water testing spray head (72).

9. The mobile fire protection equipment demonstration system of claim 8, wherein: the second water containing tank (73) is a transparent glass tank.

10. The mobile fire protection equipment demonstration system of claim 1, wherein: an electric contact pressure gauge (80) is arranged between the expansion tank (8) and the water supply device (2), and the electric contact pressure gauge (80) is electrically connected with the control cabinet (9).