CN2077730U - Automatic water spray fire extinguisher - Google Patents
Automatic water spray fire extinguisher Download PDFInfo
- Publication number
- CN2077730U CN2077730U CN 90219069 CN90219069U CN2077730U CN 2077730 U CN2077730 U CN 2077730U CN 90219069 CN90219069 CN 90219069 CN 90219069 U CN90219069 U CN 90219069U CN 2077730 U CN2077730 U CN 2077730U
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- piston
- housing
- pipe joint
- spring
- valve
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Safety Valves (AREA)
Abstract
The utility model discloses an automatic water spray fire extinguisher. The utility model adopts a temperature sensor provided with a plunger piston 15 and fixedly sealed by the fusible alloy 16 to control the atmospheric pressure of the air chamber of an automatic valve 4 to indirectly control the piston 17 of the automatic valve to slide upward and downward and consequently opens and closes the automatic valve to achieve the function of automatically spraying the water. The existing defect that a cable dragged by a traditional fusible control plug controls a control valve to be opened or closed is changed. The utility model is simple in structure, reliable in control and convenient in installation and use and is capable of being installed and used for the automatic fire equipment of the well water of mines, warehouses, stock yards, etc.
Description
The utility model discloses a kind of automatic sprinkler that can be used for places such as mine or stock ground, warehouse, belong to the fire-fighting equipment technical field.
Traditional automatic sprinkler that is used for down-hole, mine or stock ground, warehouse is to have adopted the cable wire of meltable control bolt tension that water injection valve is controlled.When the fusing of the meltable control bolt of breaking out of fire, make cable wire loose, open the water spray valve source sprinkling fire that warms oneself in front of a fire.The control of this automatic sprinkler is partly set up numerous and diverse, the adaptability poor reliability, and device itself is constructed also more complicated, gives to install and use and brings very big inconvenience.The many disadvantages of improving existing automatic sprinkler is when previous urgent technical task.
Goal of the invention of the present utility model is to provide a kind of simple structure, controls automatic sprinkler reliable, easy for installation.
Figure of description is a structure cutaway view of the present utility model.Among the figure: 1, housing, 2, water inlet, 3, passage, 4, air chamber, 5, sealing ring, 6, bolt, 7, end cap, 8, pipe joint, 9, spring, 10, interior cover, 11, control valve, 12, pipe joint, 13, shell, 14, spring, 15, plunger, 16, fusible alloy, 17, piston, 18, delivery port.
Inventive concept of the present utility model be with one by fusible alloy 16 sealing with the air pressure in the temperature sensor of the plunger 15 control automatic valve air chamber 4, the control automatic valve is closed and is opened, and has replaced traditional structural form of the water spray valve being carried out machinery control with cable wire. Designed one be installed in the housing 1 by air chamber 4, spring 9, inner sleeve 10, The pneumatic automatic valve that piston 17 consists of, the control that has solved automatic draining, thus finished preferably invention task of the present utility model.
Following according to Figure of description, be described in detail formation of the present utility model: a kind of automatic sprinkler, constitute by automatic valve and temperature sensor two parts, it is characterized in that:
A, housing 1 one sides of automatic valve have water inlet 2, delivery port 18 is arranged at the bottom, in housing 1, axially installed and fixed interior cover 10 in the same way with it above the delivery port 18, there is a piston that is slidingly matched with it 17 centre, housing 1 top has end cap 7 by bolt 6 itself and housing 1 to be tightened together, sealing ring 5 is housed between housing and the end cap, end cap 7, housing 1, interior cover 10, the space that piston 17 is surrounded forms air chamber 4, between end cap 7 and piston 17, spring 9 is housed, spring 9 compresses piston 17 its underpart and delivery port 18 is coincide, a pipe joint 8 that can communicate with air chamber is housed above the end cap 7, the passage 3 of UNICOM's water inlet 2 and air chamber 4 is arranged on air chamber 4 and the position that water inlet 2 faces mutually in housing 1;
Shell 13 inner chambers of B, temperature sensor are equipped with spring 14, have plunger 15 by fusible alloy 16 plunger 15 and shell 13 weldings to be enclosed in together in the bottom of spring 14, and a pipe joint 12 that links with shell 13 inner chambers is arranged above spring 14 upper cases 13;
Control valve 11 is arranged with its fastening connection between the pipe joint 12 on pipe joint 8 on C, the automatic valve and the temperature sensor.
Operation principle of the present utility model and process are such: when automatic valve water inlet 2 charges into the water of certain pressure, hydraulic pressure directly acts on the bottom of piston 17 and acts on the top of piston 17 by passage 3, at this moment shell 13 inner chambers of air chamber 4 and control valve 11 and temperature sensor are in air-tight state, make the pressure that acts on piston 17 upper end pressure greater than the piston lower end surface that is in delivery port 18, adding spring itself also has certain pressure to piston 17, and at this moment automatic valve is in closed condition; When temperature sensor is subjected to high temperature (60 ℃～70 ℃) heating, fusible alloy 16 fusings, plunger 15 skids off from shell 13 inner chambers under the acting in conjunction of the water pressure that spring power and water inlet charge into, make pressure release in the automatic valve air chamber 4, the pressure that acts on piston 17 upper end reduces suddenly, less than the water pressure of delivery port 18 place's pistons 17 lower end surface, at this moment water pressure promotes piston 17 along the upwards slip and delivery port disengaging of interior cover 10 to the pressure of spring 9 merely, and then automatic valve is opened.Water directly sprays to fiery point through delivery port, reaches automatic sprinkling fire-extinguishing.As can be seen, the pressure in control valve and air chamber increases once more from above-mentioned operation principle, reaches when equating with the pressure of water inlet, and then piston can glide again and close the delivery port of automatic valve.Therefore, the automatic valve that can control effectively in use behind the water spray is closed.After being about to the inner chamber sealing of temperature sensor, then automatic valve can be closed voluntarily.
Here should be noted that when the utility model is implemented that the diameter dimension of passage 3 should generally can be controlled in 1/3rd to 1/4th scopes less than 1/3rd of the internal diameter size of pipe joint 8,12.Can prevent effectively that like this passage 3 diameters from crossing ambassador's automatic valve air chamber 4 internal pressures and releasing and influence piston 17 and upwards slide, cause valve opening ineffective.Piston and interior cover can adopt corrosion-resistant material, and be as manufacturings such as copper alloy or aluminium alloys, malfunctioning to prevent to get rusty.Garden platform shape can be adopted in the position that lower part of piston and delivery port coincide, and to increase the thrust that water makes progress vertically to the piston bottom in the automatic valve, increases the speed that automatic valve is opened.Fusible alloy can select for use fusion temperature at 60 ± 5 ℃ low melting point alloy.
The utility model is when installing and using, temperature sensor can adopt threeway or a plurality of modes that are connected in parallel of four-way pipeline, make a plurality of temperature sensors control an automatic valve simultaneously, the delivery port of automatic valve being connected a plurality of arms is distributed in diverse location and installs again, form the automatic sprinkling fire-extinguishing battle array, so that reduce the cost of installing and using.
Compared with the prior art the utility model has simple structure, and control is reliable, advantage easy to install.Control valve can adopt the rubber tube of withstand voltage height (6MPa), and with coupling together of the pipe joint of pipe joint on the temperature sensor and automatic valve, the control valve of rubber tube is enclosed within on the pipe joint to clamp with clip and gets final product.Flexible control piper can be laid on the place or mechanically easily.For the fire extinguishing effect at the position that catches fire of temperature rise easily such as the belt conveyer under the mine, especially satisfactory.
In an embodiment of the present utility model: housing adopts the cast iron materials manufacturing, water inlet delivery port latus rectum 50mm, and pipe joint 8,12 has adopted the copper pipe joint of external diameter 16mm, passage diameter 5mm.Interior cover diameter 48mm adopts the Cu alloy material manufacturing.Piston and interior cover adopt and are slidingly installed, by the aluminum alloy materials manufacturing, and piston size φ 48 * 90mm.The shell of temperature sensor adopts the cast iron manufacturing, intracavity diameter 10mm, and plunger size φ 9 * 12mm is made by the 45# steel.Control valve adopts the high-pressure rubber hose of internal diameter 16mm pressure-bearing 6MPa.
Claims (6)
1, a kind of automatic sprinkler is made of automatic valve and temperature sensor two parts, it is characterized in that:
Housing 1 one sides of A, automatic valve have water inlet 2, delivery port 18 is arranged at the bottom, in housing 1, axially installed and fixed interior cover 10 in the same way with it above the delivery port 18, in the middle of the interior cover 10 piston that is slidingly matched with it 17 is arranged, housing 1 top has end cap 7 by bolt 6 itself and housing 1 to be tightened together, sealing ring 5 is housed between housing and the end cap, the space that end cap 7, housing 1, interior cover 10, piston 17 are surrounded forms air chamber 4, between end cap 7 and piston 17 spring 9 is housed, spring 9 compresses piston 17 its underpart and delivery port 18 is coincide.A pipe joint 8 that can communicate with air chamber is housed above the end cap 7, the passage 3 of UNICOM's water inlet 2 and air chamber 4 is arranged on air chamber 4 and the position that water inlet 2 faces mutually in housing 1;
Shell 13 inner chambers of B, temperature sensor are equipped with spring 14, have plunger 15 by fusible alloy 16 plunger 15 and shell 13 weldings to be enclosed in together in the bottom of spring 14, and a pipe joint 12 that links with shell 13 inner chambers is arranged above the shell 13 at spring 14 tops;
Control valve 11 is arranged with its fastening connection between the pipe joint 12 on pipe joint 8 on C, the automatic valve and the temperature sensor.
2, according to the described automatic sprinkler of claim 1, it is characterized in that the diameter dimension of passage 3 should be less than 1/3rd of the internal diameter size of pipe joint 8,12, can be in 1/3rd to 1/4th scopes.
3, according to the described automatic sprinkler of claim 1, it is characterized in that housing 1 adopts the cast iron materials manufacturing, water inlet 2, delivery port 18 latus rectum 50mm, pipe joint 8,12 has adopted the copper pipe joint of external diameter 16mm, the diameter 5mm of passage 3.
4, according to the described automatic sprinkler of claim 1, cover 10 diameter 48mm adopt the Cu alloy material manufacturing in it is characterized in that, piston 17 adopts with interior cover 10 and is slidingly installed, and piston 17 is by the aluminum alloy materials manufacturing, piston size φ 48 * 90mm.
5, according to the described automatic sprinkler of claim 1, it is characterized in that the shell 13 of temperature sensor adopts cast iron to make, intracavity diameter 10mm, plunger size φ 9 * 12mm is made by No. 45 steel.
6,, it is characterized in that control valve 11 adopts the high-pressure rubber hose of internal diameter 16mm pressure-bearing 6MPa according to the described automatic sprinkler of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90219069 CN2077730U (en) | 1990-09-20 | 1990-09-20 | Automatic water spray fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90219069 CN2077730U (en) | 1990-09-20 | 1990-09-20 | Automatic water spray fire extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2077730U true CN2077730U (en) | 1991-05-29 |
Family
ID=4897793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90219069 Withdrawn CN2077730U (en) | 1990-09-20 | 1990-09-20 | Automatic water spray fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2077730U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100551466C (en) * | 1994-04-14 | 2009-10-21 | 迈瑞沃夫有限公司 | A kind of fire plant |
| CN101474461B (en) * | 2008-10-08 | 2012-06-27 | 天广消防股份有限公司 | Self-extinguishing device for automobile |
| CN110193157A (en) * | 2019-05-28 | 2019-09-03 | 朱文静 | A kind of part flow arrangement and its application method for fire-fighting fire extinguishing |
| CN114904191A (en) * | 2022-04-18 | 2022-08-16 | 山东科技大学 | Mine non-electric control overtemperature automatic fire-fighting water spraying device and method |
-
1990
- 1990-09-20 CN CN 90219069 patent/CN2077730U/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100551466C (en) * | 1994-04-14 | 2009-10-21 | 迈瑞沃夫有限公司 | A kind of fire plant |
| CN101474461B (en) * | 2008-10-08 | 2012-06-27 | 天广消防股份有限公司 | Self-extinguishing device for automobile |
| CN110193157A (en) * | 2019-05-28 | 2019-09-03 | 朱文静 | A kind of part flow arrangement and its application method for fire-fighting fire extinguishing |
| CN114904191A (en) * | 2022-04-18 | 2022-08-16 | 山东科技大学 | Mine non-electric control overtemperature automatic fire-fighting water spraying device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |