CN212104327U - Cold region tunnel water fire control freeze-proof device - Google Patents
Cold region tunnel water fire control freeze-proof device Download PDFInfo
- Publication number
- CN212104327U CN212104327U CN202020107354.7U CN202020107354U CN212104327U CN 212104327 U CN212104327 U CN 212104327U CN 202020107354 U CN202020107354 U CN 202020107354U CN 212104327 U CN212104327 U CN 212104327U
- Authority
- CN
- China
- Prior art keywords
- fire
- water
- pipeline
- fighting
- hot water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The utility model discloses a cold district tunnel water fire control freeze-proof device belongs to tunnel fire engineering field, has solved the higher problem of energy consumption height, poor stability, operation expense that current tunnel water fire control pipeline anti-freezing measure exists. The utility model comprises a heat preservation water tank and a solar heat collector, wherein the heat preservation water tank and the solar heat collector are connected through a heat collection pipeline to form a heat collection loop, and a pipeline circulating pump is arranged on the heat collection pipeline; the heat preservation water tank and a fire-fighting main pipe in the tunnel fire-fighting system are connected through a hot water pipeline to form a hot water loop, the hot water pipeline is connected with the fire-fighting main pipe through an electric three-way valve, and a hot water circulating pump is arranged on the hot water pipeline; the heat preservation water tank is connected with the fire pool through a water replenishing pipeline. The utility model discloses carry out the circulation heating with the help of solar collector to the water in the holding water box on tunnel fire extinguishing system, make the hot water in the holding water box circulate in the fire control main pipe again, prevent that water fire control pipeline from freezing, guarantee the functional and the reliability of fire control fire extinguishing facility.
Description
Technical Field
The utility model belongs to tunnel fire engineering field, concretely relates to cold district tunnel water fire control freeze-proof device.
Background
The tunnel engineering is a major engineering for solving traffic inside and outside cities, the safe operation of the tunnel engineering is very important, however, the fire hazard occurrence rate in the tunnel is extremely high due to the particularity of the tunnel, and once a fire hazard occurs, the loss is extremely large. In order to prevent and reduce the fire hazard of the tunnel, necessary traffic measures and a perfect water fire-fighting system design must be adopted.
In cold areas, in order to effectively solve the anti-freezing and heat-insulating problems of tunnel water fire-fighting pipelines, a heat-insulating material and electric tracing dual heat-insulating means is usually adopted, and although the electric tracing system has applicability, the electric tracing system has the problems of high energy consumption, poor stability, high professional requirements of installation and testing, high operating cost and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cold district tunnel water fire control freeze-proof device to solve the higher problem of energy consumption height, poor stability, operation expense that current tunnel water fire control pipeline anti-freezing measure exists.
The technical scheme of the utility model is that: a cold region tunnel water fire-fighting anti-freezing device comprises a heat-insulating water tank and a solar heat collector, wherein the heat-insulating water tank and the solar heat collector are connected through a heat-collecting pipeline to form a heat-collecting loop, and a pipeline circulating pump is arranged on the heat-collecting pipeline; the heat preservation water tank and a fire-fighting main pipe in the tunnel fire-fighting system are connected through a hot water pipeline to form a hot water loop, the hot water pipeline is connected with the fire-fighting main pipe through an electric three-way valve, and a hot water circulating pump is arranged on the hot water pipeline; the heat preservation water tank is connected with the fire pool through a water replenishing pipeline.
As a further improvement, the utility model discloses a normal use of system under the unfavorable weather condition such as cloudy day or winter illumination intensity weak is equipped with auxiliary heating device in the holding water box for guaranteeing.
As a further improvement of the utility model, still include controlling means, first electric control valve, second electric control valve and electronic temperature-sensing valve, first electric control valve is established on hot water pipeline, and second electric control valve is established on the thermal-arrest pipeline, and electronic temperature-sensing valve is established on the fire-fighting trunk line, and first electric control valve, second electric control valve, electronic temperature-sensing valve and electronic three-way valve, hot water circulating pump, pipeline circulating pump, auxiliary heating device all link to each other with controlling means.
As a further improvement of the utility model, a third electric control valve is arranged on the water replenishing pipeline and is connected with the control device.
As a further improvement of the utility model, the solar heat collector is connected with the control device.
As a further improvement, the control device is connected with a fire pump room in the tunnel fire-fighting system.
As the utility model discloses a further improvement is equipped with the second check valve behind the hot water circulating pump, prevents that water refluence from causing hot water circulating pump 12 to overturn, causes the impeller to damage.
As the utility model discloses a further improvement is equipped with the third check valve behind the pipeline circulating pump, prevents that water refluence from causing pipeline circulating pump 17 reversal, causes the impeller to damage.
As a further improvement, the utility model is provided with an expansion tank on the heat collection pipeline to balance the water quantity and the water pressure fluctuation, avoid the system to frequently open and stop.
The utility model has the advantages that:
1. the utility model circularly heats water in the heat-insulating water tank by means of the solar heat collector on a tunnel fire-fighting system, and then hot water in the heat-insulating water tank circulates in the fire-fighting main pipe, so as to prevent a fire-fighting pipeline under a low-temperature environment in winter in a cold area from freezing, ensure the functionality and the reliability of fire-fighting and fire-extinguishing facilities, and avoid the problems of high energy consumption, poor stability, high requirement on installation and test speciality, higher operation cost and the like of an electric heat tracing system;
2. the utility model is provided with the auxiliary heating device in the heat-insulating water tank to ensure the normal use of the system under adverse weather conditions such as cloudy days or winter with weak illumination intensity, and the two heating modes provide guarantee for the stable operation of the system;
3. the utility model is provided with the control device, which can control each circulating pump and each valve, thereby realizing the intelligent operation of the system;
4. the utility model is suitable for a city tunnel, submarine tunnel, railway tunnel, highway tunnel, tunnel etc. flee has stronger practicality, can popularize and apply.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-fire pool; 2-a suction pipe; 3-a fire pump room; 4-tunnel cavern; 5-water outlet pipe; 6-a first check valve; 7-valve well; 8-fire hydrant outside the hole; 9-fire-fighting trunk pipe; 10-fire hydrant in the hole; 11-a heat preservation water tank; 12-hot water circulation pump; 13-a first electrically controlled valve; 14-an electric three-way valve; 15-auxiliary heating means; 16-a hot water pipe; 17-pipeline circulation pump; 18-a solar thermal collector; 19-a control device; 20-signal lines; 21-a water replenishing pipeline; 22-a fire-fighting water source; 23-an electric temperature control valve; 24-heat collecting pipe; 25-a second electrically controlled valve; 26-a third electrically controlled valve; 27-a second check valve; 28-a third check valve; 29-expansion tank.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the fire-fighting and anti-freezing device for cold region tunnel water comprises a heat-preservation water tank 11 and a solar heat collector 18, wherein the heat-preservation water tank 11 and the solar heat collector 18 are connected through a heat-collection pipe 24 to form a heat-collection loop, and a pipe circulating pump 17 is arranged on the heat-collection pipe 24; the heat preservation water tank 11 and a fire-fighting main pipe 9 in a tunnel fire-fighting system are connected through a hot water pipeline 16 to form a hot water loop, the hot water pipeline 16 is connected with the fire-fighting main pipe 9 through an electric three-way valve 14, and a hot water circulating pump 12 is arranged on the hot water pipeline 16; the heat preservation water tank 11 is connected with the fire pool 1 through a water replenishing pipeline 21.
An auxiliary heating device 15 is arranged in the heat preservation water tank 11.
The fire-fighting water heater further comprises a control device 19, a first electric control valve 13, a second electric control valve 25 and an electric temperature control valve 23, wherein the first electric control valve 13 is arranged on the hot water pipeline 16, the second electric control valve 25 is arranged on the heat collection pipeline 24, the electric temperature control valve 23 is arranged on the fire-fighting trunk pipe 9, and the first electric control valve 13, the second electric control valve 25, the electric temperature control valve 23, the electric three-way valve 14, the hot water circulating pump 12, the pipeline circulating pump 17 and the auxiliary heating device 15 are connected with the control device 19 through signal lines 20 and then automatically controlled in a linkage mode.
The water replenishing pipe 21 is provided with a third electric control valve 26, and the third electric control valve 26 is connected with the control device 19.
The solar collector 18 is connected to a control device 19.
The control device 19 is connected with the fire pump room 3 in the tunnel fire fighting system.
A second check valve 27 is provided behind the hot water circulation pump 12. A third check valve 28 is arranged behind the pipeline circulating pump 17.
The heat collecting pipe 24 is provided with an expansion tank 29.
The existing tunnel fire-fighting system mainly comprises a fire-fighting water source 22, a fire pool 1, a water suction pipe 2, a fire pump room 3, a water outlet pipe 5, a first check valve 6, a valve well 7, and an in-tunnel fire hydrant 10 and an out-tunnel fire hydrant 8 which are arranged inside and outside a tunnel chamber 4.
The solar collector 18 is located outside the tunnel.
A water level detection device and a temperature detection device are arranged in the heat preservation water tank 11 and are connected with a control device 19.
The working principle is as follows:
the water heated by the solar heat collector 18 flows into the heat-insulating water tank 11 through the heat collecting pipe 24; the hot water circulating pump 12 pumps the hot water in the heat-preservation water tank 11 into the fire-fighting main pipe 9 in the tunnel fire-fighting system and provides required power for water circulation in the fire-fighting main pipe 9; after the water returns to the insulated water tank 11, the water is forced to pressurize to the solar heat collector 18 by the pipe circulation pump 17 on the heat collecting pipe 24 and then returns to the insulated water tank 11 again after being heated, thereby forming a circulation heating system.
The opening degree of the electric three-way valve 14, the first electric control valve 13 and the second electric control valve 25 is determined according to the water temperature fed back by the electric temperature control valve 23 arranged on the fire main pipe 9, after the electric temperature control valve 23 transmits different water temperature values to the control device 19, the control device 19 sends different signals to the electric three-way valve 14, the first electric control valve 13 and the second electric control valve 25 so as to control the opening degree of the electric three-way valve 14, the first electric control valve 13 and the second electric control valve 23 and adjust the water flow speed.
In order to ensure the water quantity of the heat preservation water tank 11, the fire pool 1 supplies water to the heat preservation water tank 11 through a water supply pipeline 21, a third electric control valve 26 is arranged on the water supply pipeline 21, and the control device 19 enables the heat preservation water tank 11 to act in real time and controls the opening size of the heat preservation water tank according to the water level condition of the heat preservation water tank 11.
The control device 19 opens the auxiliary heating device 15 for auxiliary heating according to the climate condition and the water temperature in the heat-preservation water tank 11, and the auxiliary heating device 15 can adopt an electric tracing heating facility.
When a fire disaster occurs, the control device 19 automatically closes the hot water circulating pump 12, the first electric control valve 13, the auxiliary heating device 15, the pipeline circulating pump 17, the solar thermal collector 18, the second electric control valve 25 and the third electric control valve 26 in the system, and automatically opens the fire pump room 3 in the tunnel fire-fighting system for fire-fighting rescue.
Claims (9)
1. The utility model provides a cold district tunnel water fire control freeze-proof device, includes holding water box, its characterized in that: the solar heat collector (18) is also included, the heat-preservation water tank (11) and the solar heat collector (18) are connected through a heat collection pipeline (24) to form a heat collection loop, and a pipeline circulating pump (17) is arranged on the heat collection pipeline (24); the heat preservation water tank (11) and the fire-fighting main pipe (9) are connected through a hot water pipeline (16) to form a hot water loop, the hot water pipeline (16) is connected with the fire-fighting main pipe (9) through an electric three-way valve (14), and a hot water circulating pump (12) is arranged on the hot water pipeline (16); the heat preservation water tank (11) is connected with the fire pool (1) through a water replenishing pipeline (21).
2. The cold region tunnel water fire-fighting antifreezing device as claimed in claim 1, wherein: an auxiliary heating device (15) is arranged in the heat preservation water tank (11).
3. The cold region tunnel water fire-fighting antifreezing device as claimed in claim 2, wherein: the fire-fighting water heater is characterized by further comprising a control device (19), a first electric control valve (13), a second electric control valve (25) and an electric temperature control valve (23), wherein the first electric control valve (13) is arranged on a hot water pipeline (16), the second electric control valve (25) is arranged on a heat collection pipeline (24), the electric temperature control valve (23) is arranged on a fire-fighting main pipe (9), and the first electric control valve (13), the second electric control valve (25), the electric temperature control valve (23), an electric three-way valve (14), a hot water circulating pump (12), a pipeline circulating pump (17) and an auxiliary heating device (15) are all connected with the control device (19).
4. The cold region tunnel water fire-fighting antifreezing device as claimed in claim 3, wherein: and a third electric control valve (26) is arranged on the water replenishing pipeline (21), and the third electric control valve (26) is connected with the control device (19).
5. The cold region tunnel water fire-fighting antifreezing device as claimed in claim 4, wherein: the solar heat collector (18) is connected with a control device (19).
6. The cold region tunnel water fire-fighting antifreezing device as claimed in claim 5, wherein: the control device (19) is connected with the fire pump room (3).
7. A cold region tunnel water fire-fighting antifreezing device as claimed in any one of claims 1 to 6, wherein: a second check valve (27) is arranged behind the hot water circulating pump (12).
8. A cold region tunnel water fire-fighting antifreezing device as claimed in any one of claims 1 to 6, wherein: and a third check valve (28) is arranged behind the pipeline circulating pump (17).
9. A cold region tunnel water fire-fighting antifreezing device as claimed in any one of claims 1 to 6, wherein: an expansion tank (29) is arranged on the heat collection pipe (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107354.7U CN212104327U (en) | 2020-01-17 | 2020-01-17 | Cold region tunnel water fire control freeze-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107354.7U CN212104327U (en) | 2020-01-17 | 2020-01-17 | Cold region tunnel water fire control freeze-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212104327U true CN212104327U (en) | 2020-12-08 |
Family
ID=73627225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020107354.7U Active CN212104327U (en) | 2020-01-17 | 2020-01-17 | Cold region tunnel water fire control freeze-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212104327U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199302A (en) * | 2021-10-22 | 2022-03-18 | 胡靖爽 | Forest conservation fire prevention pond support system |
| CN114404850A (en) * | 2021-12-17 | 2022-04-29 | 河北省高速公路延崇管理中心 | A fire-fighting water system for expressway tunnels in cold regions |
-
2020
- 2020-01-17 CN CN202020107354.7U patent/CN212104327U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199302A (en) * | 2021-10-22 | 2022-03-18 | 胡靖爽 | Forest conservation fire prevention pond support system |
| CN114404850A (en) * | 2021-12-17 | 2022-04-29 | 河北省高速公路延崇管理中心 | A fire-fighting water system for expressway tunnels in cold regions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201302299Y (en) | Solar hot water making device | |
| CN212104327U (en) | Cold region tunnel water fire control freeze-proof device | |
| CN207050245U (en) | A kind of anti-freeze solar hot-water heating system applied to rural area | |
| CN201935410U (en) | Hot water installation system capable of discharging water to prevent freezing after power failure | |
| CN202382434U (en) | Split pressure-bearing type solar water heater | |
| CN203373815U (en) | System utilizing solar water heating system for preventing freezing and preserving heat for fire water tank compartment | |
| CN207194072U (en) | A kind of antifreeze water supply intelligence control system of highway in cold region tunnel fire-fighting | |
| CN211611422U (en) | Circular anti-freezing system for molten iron fire-fighting ring pipe | |
| CN107288582A (en) | A kind of pit shaft heat-insulation system and pit shaft thermal-insulation control method | |
| CN111001118A (en) | Circular anti-freezing system and method for molten iron fire-fighting ring pipe | |
| CN105971068A (en) | Pressure maintaining self-heating firefighting water supply system for hydropower station | |
| CN206420095U (en) | A kind of fire cistern cold accumulation system | |
| CN205742365U (en) | A kind of power station pressurize antifreeze waterworks for firefighting of self-heating | |
| CN210529831U (en) | Anti-freezing fire hydrant | |
| CN217601580U (en) | Self-circulation system formed by fire pools with different water levels | |
| CN201392015Y (en) | Antifreeze structure of outdoor hot water installation | |
| CN207004482U (en) | A kind of pit shaft heat-insulation system | |
| CN101806493B (en) | Anti-freezing structure of outdoor hot water device | |
| CN220202845U (en) | Underground fire hydrant pipe network heating equipment | |
| CN207035276U (en) | A kind of nocturnal temperature compensation device suitable for cold district solar energy heating system | |
| CN207214231U (en) | A kind of solar energy heating system | |
| CN219045768U (en) | Heating device | |
| CN217439073U (en) | Anti-freezing device for tunnel fire-fighting pipeline | |
| CN221444330U (en) | Heat supply system of gas boiler coupling heat pump and photo-thermal cross-season heat storage | |
| CN214664739U (en) | Peak-valley heat accumulating type heat supply unit capable of being used for emergency fire fighting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |