CN102228734A - Automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant - Google Patents
Automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant Download PDFInfo
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- CN102228734A CN102228734A CN2011100896307A CN201110089630A CN102228734A CN 102228734 A CN102228734 A CN 102228734A CN 2011100896307 A CN2011100896307 A CN 2011100896307A CN 201110089630 A CN201110089630 A CN 201110089630A CN 102228734 A CN102228734 A CN 102228734A
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- baffle plate
- main valve
- pressure
- fire hydrant
- water channel
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Abstract
The invention provides a novel generation automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant, which comprises a shell body provided with a cavity, a movable valve core provided in the shell body. The valve core divides the cavity of the shell body into a first water channel and a second water channel, a water inlet and a water outlet which are communicated are respectively provided on the shell body, a port of the water outlet is provided with an interface which is connected with a fire hose in a matching mode, a valve body is arranged above the shell body, a third water channel is provided on the valve body, the valve core comprises a main valve core, a movable pressure reduction pressure stabilization device is arranged in front of the main valve core, and a spring is arranged between the rear end of the main valve core and the shell body. According to the invention, the valve can be opened or shut off by using little force to shift the work state of a valve rod. A large-scale valve can be opened or shut off by using tools such as a wrench and the like, which overcomes the problems of difficult manual opening or shutting off of the valve and heavy labor intensity.
Description
Technical field
The present invention relates to a kind of indoor fire hydrant, especially relate to a kind of a new generation voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically.
Background technology
Present development along with skyscraper, various decompression type fire hydrants have appearred, these decompression type fire hydrants are under the less situation of water inlet pressure range, can play certain depressurization, delivery port pressure also changed thereupon when water inlet pressure changed, and can not guarantee the delivery port pressure stability, therefore can not satisfy actual use needs, particularly when water inlet pressure is higher, cause the delivery port superpressure, influence fire-fighting work and normally carry out.
Summary of the invention
In view of the foregoing, the object of the present invention is to provide a kind of influence that is not subjected to water inlet pressure, can arrive required delivery port hydraulic pressure value to the water inlet stable water pressure that changes automatically, post-decompression delivery port stable water pressure, reliable guarantees fireman's a kind of novel fast decompression voltage stabilizing fire hydrant working properly, that effectively carry out.
In order to realize this purpose, the present invention is finished by following measure:
A kind of a new generation voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, comprise in the housing that is provided with cavity, the housing and be provided with movably spool, spool is divided into first water channel and second water channel with the housing internal cavity, be respectively equipped with the water inlet and the delivery port that communicate on the described housing, the delivery port port is provided with and the supporting interface that is connected of fire hose, the housing top is equipped with valve body, described spool includes main valve plug, main valve plug the place ahead is equipped with the stable-pressure device that movably reduces pressure, and between main valve plug rear end and the housing spring is installed.
Further step of the present invention is, described main valve plug rear end is provided with cavity, the standing screw that the decompression stable-pressure device comprises, standing screw passes main valve plug, and the standing screw front end is fixed by fixed screw, and the standing screw rear end is provided with baffle plate, baffle plate is positioned at cavity, and between baffle plate and the main valve plug cavity decompression pressure-stabilizing spring is installed, is set with movable sealing baffle plate and stressed baffle plate between main valve plug and the fixed screw, the movable sealing baffle plate is that inverted T shape and rear end are passed main valve plug and propped up baffle plate.
Further step of the present invention is, the diameter of described movable sealing baffle plate is greater than the delivery port diameter, and movable sealing baffle plate front end is equipped with sealing gasket.
Further step of the present invention is, described stressed baffle plate is for falling I shape, and the diameter of front end is less than the diameter of rear end, and the rear end of stressed baffle plate can embed delivery port.
Further step of the present invention is, described movable sealing baffle plate comprises sealing baffle and motion bar, and motion bar is that stepped and thin end passes main valve plug.
Further step of the present invention is that described main valve plug sidewall is provided with groove, and seal washer is installed in the groove, between described main valve plug and the motion bar sealing ring is installed.
Further step of the present invention is that described valve body can be cone valve, spherical valve body, plug-type valve body etc.
Further step of the present invention is that described valve body and housing can be integral type.
Further step of the present invention is also to be provided with Pressure gauge on the described housing.
Reduce pressure the automatically method of work of voltage regulation type fast hydraulic pressure indoor fire hydrant of a kind of a new generation, its step is as follows:
A), with the interface assembling of the interface of fire hose and fire hydrant housing delivery port port of the present invention, this moment, spool was positioned at the front end of body cavity, the seal spool fixed bolster of spool front end embeds in the delivery port, first water channel is connected with second water channel;
B), opening valve body makes it second water channel and is connected with the 3rd water channel, the 3rd water channel is discharged after certain water gaging, make hydraulic pressure greater than air pressure, the decompression stable-pressure device moves backward, to make main valve plug to the body cavity rear end move to arrive to housing after inwall, spring dwindles fully, and at this moment the current of water inlet arrive fire hose by delivery port;
C), valve body makes second water channel in the housing be connected to first water channel, water pressure is identical before and after the main valve plug, this moment spring with the spool top to moving forward, reduce pressure simultaneously stable-pressure device also forward direction move, the movable sealing baffle plate props up delivery port, reaches the purpose of closing fire hydrant.
Beneficial effect of the present invention is as follows:
(1) the present invention is simple in structure, and is cheap, has the decompression voltage stabilizing function simultaneously again;
(2) large quantities of processing, production are convenient in the present invention, and product price is low, can significantly reduce construction costs;
(3) the present invention is not subjected to the influence of water inlet pressure, can arrive required delivery port hydraulic pressure value to the water inlet stable water pressure that changes automatically, and post-decompression delivery port stable water pressure, reliable guarantees that the fireman is working properly, effectively carries out.
Description of drawings
Structural representation when Fig. 1 is of the present invention the use;
Structural representation when Fig. 2 is of the present invention closing;
Fig. 3 is the structural representation of spool of the present invention.
Among the figure:
(1) housing; (2) spool; (3) first water channels; (4) second water channels; (5) water inlet; (6) delivery port; (7) valve body; (8) main valve plug; (9) spring; (10) standing screw; (11) fixed screw; (12) baffle plate; (13) decompression pressure-stabilizing spring; (14) movable sealing baffle plate; (15) stressed baffle plate; (16) sealing gasket; (17) sealing baffle; (18) motion bar; (19) groove; (20) seal washer; (21) sealing ring; (22) Pressure gauge; (23) the 3rd water channels.
The specific embodiment
About embodiments of the present invention, specified hereinafter with reference to accompanying drawing.
By Fig. 1-shown in Figure 3, a kind of a new generation voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, comprise the housing that is provided with cavity, be provided with movably spool in the housing, the main valve plug sidewall is provided with groove, the seal washer spool is installed in the groove housing internal cavity is divided into first water channel and second water channel, be respectively equipped with the water inlet and the delivery port that communicate on the described housing, the delivery port port is provided with and the supporting interface that is connected of fire hose, the housing top is equipped with valve body, valve body is provided with the 3rd water channel, spool includes main valve plug and decompression stable-pressure device, the main valve plug rear end is provided with cavity, the standing screw of decompression stable-pressure device passes main valve plug, the standing screw front end is fixed by fixed screw, the standing screw rear end is provided with baffle plate, baffle plate is positioned at cavity, and between baffle plate and the main valve plug cavity decompression pressure-stabilizing spring is installed, be set with movable sealing baffle plate and stressed baffle plate between main valve plug and the fixed screw, the movable sealing baffle plate is an inverted T shape, the movable sealing baffle plate comprises sealing baffle and motion bar, and motion bar is that stepped and thin end passes main valve plug; The diameter of movable sealing baffle plate is greater than the delivery port diameter, movable sealing baffle plate front end is equipped with sealing gasket, stressed baffle plate is for falling I shape, and the diameter of front end is less than the diameter of rear end, and the rear end of stressed baffle plate can embed delivery port, the main valve plug sidewall is provided with groove, and seal washer is installed in the groove, between described main valve plug and the motion bar sealing ring is installed.
In sum, valve body can be cone valve, spherical valve body, plug-type valve body etc.; Valve body and housing can be integral type; Also be provided with Pressure gauge on the housing.
Job step of the present invention is as follows:
A), with the interface assembling of the interface of fire hose and fire hydrant housing delivery port port of the present invention, this moment, spool was positioned at the front end of body cavity, the seal spool fixed bolster of spool front end embeds in the delivery port, first water channel is connected with second water channel;
B), opening valve body makes it second water channel and is connected with the 3rd water channel, the 3rd water channel is discharged after certain water gaging, make hydraulic pressure greater than air pressure, the decompression stable-pressure device moves backward, to make main valve plug to the body cavity rear end move to arrive to housing after inwall, spring dwindles fully, and at this moment the current of water inlet arrive fire hose by delivery port;
C), valve body makes second water channel in the housing be connected to first water channel, water pressure is identical before and after the main valve plug, this moment spring with the spool top to moving forward, reduce pressure simultaneously stable-pressure device also forward direction move, the movable sealing baffle plate props up delivery port, reaches the purpose of closing fire hydrant.
In the decompression voltage stabilizing course of work, pressure begins the voltage stabilizing of reducing pressure more than or equal to 0.35MPa, and spring stress reduces water yield, guarantees that the water yield is that hydraulic pressure guarantees to be no more than 0.35MPa between the interior water yield 18-20T/H of 0.4-0.8MPa scope.
More than disclosed only be several specific embodiment of the present invention, but the present invention is not limited thereto, any those skilled in the art can think variation, all should drop in protection scope of the present invention.
Claims (10)
1. a new generation voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, comprise the housing that is provided with cavity, be provided with movably spool in the housing, spool is divided into first water channel and second water channel with the housing internal cavity, be respectively equipped with the water inlet and the delivery port that communicate on the described housing, the delivery port port is provided with and the supporting interface that is connected of fire hose, the housing top is equipped with valve body, valve body is provided with the 3rd water channel, it is characterized in that: described spool includes main valve plug, main valve plug the place ahead is equipped with the stable-pressure device that movably reduces pressure, and between main valve plug rear end and the housing spring is installed.
2. a kind of a new generation according to claim 1 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: described main valve plug rear end is provided with cavity, the standing screw that the decompression stable-pressure device comprises, standing screw passes main valve plug, the standing screw front end is fixed by fixed screw, the standing screw rear end is provided with baffle plate, baffle plate is positioned at cavity, and between baffle plate and the main valve plug cavity decompression pressure-stabilizing spring is installed, be set with movable sealing baffle plate and stressed baffle plate between main valve plug and the fixed screw, the movable sealing baffle plate is that inverted T shape and rear end are passed main valve plug and propped up baffle plate.
3. a kind of a new generation according to claim 2 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: the diameter of described movable sealing baffle plate is greater than the delivery port diameter, and movable sealing baffle plate front end is equipped with sealing gasket.
4. a kind of a new generation according to claim 3 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically is characterized in that: described stressed baffle plate is for falling I shape, and the diameter of front end is less than the diameter of rear end, and the rear end of stressed baffle plate can embed delivery port.
5. a kind of a new generation according to claim 4 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: described movable sealing baffle plate comprises sealing baffle and motion bar, motion bar is that stepped and thin end passes main valve plug.
6. a kind of a new generation according to claim 5 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: described main valve plug sidewall is provided with groove, and seal washer is installed in the groove, between described main valve plug and the motion bar sealing ring is installed.
7. a kind of a new generation according to claim 1 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: described valve body can be cone valve, spherical valve body, plug-type valve body etc.
8. a kind of a new generation according to claim 1 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically, it is characterized in that: described valve body and housing can be integral structure.
9. a kind of a new generation according to claim 1 voltage regulation type fast hydraulic pressure indoor fire hydrant that reduces pressure automatically is characterized in that: also be provided with Pressure gauge on the described housing.
10. reduce pressure the automatically method of work of voltage regulation type fast hydraulic pressure indoor fire hydrant of a kind of a new generation according to claim 1, its step is as follows:
A), with the interface assembling of the interface of fire hose and fire hydrant housing delivery port port of the present invention, this moment, spool was positioned at the front end of body cavity, the seal spool fixed bolster of spool front end embeds in the delivery port, first water channel is connected with second water channel;
B), opening valve body makes it second water channel and is connected with the 3rd water channel, the 3rd water channel is discharged after certain water gaging, make hydraulic pressure greater than air pressure, the decompression stable-pressure device moves backward, to make main valve plug to the body cavity rear end move to arrive to housing after inwall, spring dwindles fully, and at this moment the current of water inlet arrive fire hose by delivery port;
C), valve body makes second water channel in the housing be connected to first water channel, water pressure is identical before and after the main valve plug, this moment spring with the spool top to moving forward, reduce pressure simultaneously stable-pressure device also forward direction move, the movable sealing baffle plate props up delivery port, reaches the purpose of closing fire hydrant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100896307A CN102228734A (en) | 2011-04-11 | 2011-04-11 | Automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100896307A CN102228734A (en) | 2011-04-11 | 2011-04-11 | Automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant |
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| CN102228734A true CN102228734A (en) | 2011-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100896307A Pending CN102228734A (en) | 2011-04-11 | 2011-04-11 | Automatic pressure reduction pressure stabilization type fast hydraulic indoor fire hydrant |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921135A (en) * | 2012-06-01 | 2013-02-13 | 江苏龙力神精工科技有限公司 | Pressure adjustment and stabilization type indoor hydrant |
| CN107050721A (en) * | 2017-03-29 | 2017-08-18 | 湖南高福星智能科技有限公司 | A kind of fire hydrant of Antivibration leak-proof water |
| CN110926233A (en) * | 2019-12-04 | 2020-03-27 | 中国人民解放军火箭军工程大学 | Voltage stabilizing device for high-pressure water mist throttling system and voltage stabilizing control method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2100234U (en) * | 1991-09-11 | 1992-04-01 | 吴斌 | Ball valve fire hydrant |
| CN2428160Y (en) * | 2000-06-22 | 2001-05-02 | 王国长 | Double-activating type fire hydrant |
| JP2004329672A (en) * | 2003-05-09 | 2004-11-25 | Itachibori Mfg Co Ltd | Water supply port opening device for fire extinguishing piping apparatus and pressure proof test method for fire extinguishing piping apparatus using the device |
| CN2929368Y (en) * | 2006-06-23 | 2007-08-01 | 金哲龙 | Valve |
| CN102091392A (en) * | 2010-11-30 | 2011-06-15 | 江苏龙力神精工科技有限公司 | Spherical rapid hydraulic fire hydrant and working method thereof |
| CN201978383U (en) * | 2010-11-30 | 2011-09-21 | 江苏龙力神精工科技有限公司 | Integral quick hydraulic indoor fire hydrant |
| CN202086992U (en) * | 2011-04-11 | 2011-12-28 | 江苏龙力神精工科技有限公司 | Automatic decompression stabilizing type rapid fire hydrant in hydraulic pressure room |
-
2011
- 2011-04-11 CN CN2011100896307A patent/CN102228734A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2100234U (en) * | 1991-09-11 | 1992-04-01 | 吴斌 | Ball valve fire hydrant |
| CN2428160Y (en) * | 2000-06-22 | 2001-05-02 | 王国长 | Double-activating type fire hydrant |
| JP2004329672A (en) * | 2003-05-09 | 2004-11-25 | Itachibori Mfg Co Ltd | Water supply port opening device for fire extinguishing piping apparatus and pressure proof test method for fire extinguishing piping apparatus using the device |
| CN2929368Y (en) * | 2006-06-23 | 2007-08-01 | 金哲龙 | Valve |
| CN102091392A (en) * | 2010-11-30 | 2011-06-15 | 江苏龙力神精工科技有限公司 | Spherical rapid hydraulic fire hydrant and working method thereof |
| CN201978383U (en) * | 2010-11-30 | 2011-09-21 | 江苏龙力神精工科技有限公司 | Integral quick hydraulic indoor fire hydrant |
| CN202086992U (en) * | 2011-04-11 | 2011-12-28 | 江苏龙力神精工科技有限公司 | Automatic decompression stabilizing type rapid fire hydrant in hydraulic pressure room |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921135A (en) * | 2012-06-01 | 2013-02-13 | 江苏龙力神精工科技有限公司 | Pressure adjustment and stabilization type indoor hydrant |
| CN102921135B (en) * | 2012-06-01 | 2015-03-04 | 江苏龙力神精工科技有限公司 | Pressure adjustment and stabilization type indoor hydrant |
| CN107050721A (en) * | 2017-03-29 | 2017-08-18 | 湖南高福星智能科技有限公司 | A kind of fire hydrant of Antivibration leak-proof water |
| CN110926233A (en) * | 2019-12-04 | 2020-03-27 | 中国人民解放军火箭军工程大学 | Voltage stabilizing device for high-pressure water mist throttling system and voltage stabilizing control method thereof |
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Application publication date: 20111102 |