CN205260906U - Guide pressure control valve - Google Patents
Guide pressure control valve Download PDFInfo
- Publication number
- CN205260906U CN205260906U CN201521048404.4U CN201521048404U CN205260906U CN 205260906 U CN205260906 U CN 205260906U CN 201521048404 U CN201521048404 U CN 201521048404U CN 205260906 U CN205260906 U CN 205260906U
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- inner chamber
- mouth
- valve body
- delivery port
- gusset
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Abstract
The utility model relates to a guide pressure control valve, the present invention comprises a valve body and a valve core, it has the water inlet to open on the valve body, the delivery port and the pressure mouth of a river, have the gusset in its characterized in that valve body inner chamber and separate the inner chamber become the first inner chamber that has a perfect understanding mutually with the pressure mouth of a river with can and the water inlet, the second inner chamber that the delivery port link up mutually, the control mouth has in the second inner chamber, this control mouth coats and is stamped the clamp plate, open the first aperture that has intercommunication water inlet and second inner chamber on this clamp plate, and the second aperture of intercommunication delivery port and second inner chamber, the one end of case is passed the gusset hermetcally and is corresponded the second aperture, and along with the second aperture can be plugged up in the removal of case, be provided with in the inner chamber of valve body simultaneously and make the case have the spring of second aperture side removal trend dorsad all the time. The utility model discloses utilize guide's micropore principle can cut off the water route fast to the both ends terminal surface that designs the case as required is poor, can realize the break -make of the low high water pressure pipeline of water pressure control, so be applicable to very much on the current water purification machine.
Description
Technical field
The utility model relates to a kind of control valve, specifically refers to the elder generation of another water route, road break-make of water route, a kind of Yong Yi road pressure controlPilot force control valve.
Background technology
The valve of another water route, road break-make of water route, existing Yong Yi road pressure control, comparatively common is four-sided valve, as Chinese patentGranted publication number is disclosed structure in the patent documentation of CN201198905Y, when the hydraulic pressure of exerting pressure in passage lessTime, upper rubber eardrum and inner chamber upper bottom portion are separated, and intake tunnel connects by two through holes and exhalant canal, makesWater route is unobstructed. Otherwise in the time that the hydraulic pressure of exerting pressure in passage increases, water flow pressure is exerted pressure to lower rubber eardrum, in promotionPiston in ring exerts pressure to upper rubber eardrum, makes rubber eardrum block through hole, thereby blocking-up intake tunnel and water outlet are logicalRoad. In the time that such four-sided valve is applied to water purification machine, intake tunnel and exhalant canal are connected in the water route of running water, executePressure passageway is connected in the pure water water route of water purification machine, realizes the break-make in running water water route by the pure water hydraulic pressure of exerting pressure, andIn this patent documentation, also by increasing the area of piston lower end, cut off the water supply to realize fast, can be applied in influent pressurePower is lower than 3.0Kg/cm2Occasion.
Utility model content
Technical problem to be solved in the utility model is the present situation for prior art, provides one can cut rapidly equallyWater-blocking path and pilot pressure control valve simple in structure.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of pilot pressure control valve, comprises valveBody and the spool that is arranged in body cavity, have water inlet, delivery port and the pressure mouth of a river on described valve body, its feature existsIn: in described inner chamber, there is gusset and by inner chamber be separated into the first inner chamber of connecting with the pressure mouth of a river and can with water inlet,The second inner chamber that delivery port connects, also has the control mouth that can be communicated with water inlet and delivery port in described the second inner chamber, shouldControl on mouth and be coated with pressing plate, on this pressing plate, have the first aperture that is communicated with water inlet and the second inner chamber, and be communicated with water outletMouthful and the second orifice of the second inner chamber, one end of described spool second little through described gusset and described in corresponding hermeticallyHole, and along with the movement of spool can be blocked described second orifice, in the inner chamber of described valve body, be provided with simultaneously spool is begunThere is eventually the spring of second orifice side shifting trend dorsad.
In such scheme, for the ease of processing, preferably, described spool serve as reasons be arranged in the first inner chamber cock body andThe T character form structure forming through the body of rod of gusset.
In above-mentioned preferred version, further preferably, described spring is arranged in the first inner chamber, and two ends are supported respectivelyIn described gusset and cock body. Certainly spring also can adopt extension spring form to arrange.
In above-mentioned each scheme, further improved, one end of described spool is fixed with the envelope matching with second orificeStifled pad, to close more reliably second orifice, also can prevent that spool from leaving second inner chamber after coordinating with gusset simultaneously.
In above-mentioned each scheme, be preferably, described pressing plate is fixed with on the surface towards controlling mouthful mouthful will join with controllingThe sealing gasket closing, equally reliably closing control mouth.
For the ease of processing and assembling, described valve body preferably adopts the structure of upper, middle and lower valve body composition, and described gussetBe arranged on described valve body.
Compared with prior art, the utility model has the advantage of: second orifice is set dexterously on pressing plate as guideMicropore, in the time of the anhydrous pressure in the pressure mouth of a river, utilizes spring to promote spool and leaves second orifice, makes the water of pressing plate upper and lower facesPressure balanced, and under the impact of current, make pressing plate leave control mouthful, current are flowed out from delivery port glibly; Once and pressWhen there is hydraulic pressure at the power mouth of a river, this hydraulic pressure can promote again spool and close second orifice, and the hydraulic pressure of breaking pressing plate upper and lower faces is flatWeighing apparatus, pressing plate is rapid closing control mouth under the Water Pressure of water inlet, to seal the passage of water inlet and delivery port. ThereforeThe utility model utilizes guide's micropore principle can cut off rapidly water route, and the two ends end face of required design spool is poor,Can realize the break-make of the high hydraulic circuit of low hydraulic pressure control, therefore be highly suitable on existing water purification machine.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment in closed condition;
Fig. 2 is the structural representation of the utility model embodiment in open mode.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figure 1, this pilot pressure control valve comprises valve body 1, is arranged in spool 2 and the pressing plate 3 of body cavity,Wherein on valve body 1, have water inlet 11, delivery port 12 and the pressure mouth of a river 13, in the present embodiment, valve body preferably adoptsThe structure that valve body 14, middle valve body 15, lower valve body 16 assemble successively, the pressure mouth of a river 13 is positioned on upper valve body 14,Water inlet 11 and delivery port 12 are all positioned on lower valve body 16, and on middle valve body, have gusset 17, and this gusset 17 is by valve bodyInner chamber is separated into the first inner chamber A connecting with the pressure mouth of a river and the second inner chamber B that can connect with water inlet, delivery port,And in the second inner chamber, also thering is the control mouth 18 that can be communicated with water inlet and delivery port, above-mentioned pressing plate 3 covers this control mouthOn 18, on this pressing plate 3, have the first aperture 31 that is communicated with water inlet and the second inner chamber, and be communicated with delivery port and theThe second orifice 32 of two inner chambers.
In the present embodiment, above-mentioned spool design becomes T character form structure, by being arranged in the cock body 21 of the first inner chamber A and wearingThe body of rod 22 of crossing in the pilot hole of gusset 17 forms, one end of spool, i.e. the on the corresponding above-mentioned pressing plate in the end of the body of rodTwo apertures 32, and along with the movement of spool 2 can be blocked second orifice 32.
In the inner chamber of valve body, be provided with and make spool there is all the time the spring 4 of second orifice side shifting trend dorsad simultaneously, forBe convenient to assembling and processing, in the present embodiment, cock body is provided with the first sealing ring 5, and make the first inner chamber A part becomeFor spring cavity C, the inner chamber between gusset and cock body is spring cavity C, and spring 4 is arranged in this spring cavity, this spring 4Two ends be butted on respectively gusset 17 and cock body 21, and on middle valve body 15, have and be communicated with the air-vent 19 of spring cavity.
Reliable in order to close, on one end (being one end of the body of rod) of spool, be fixed with the shutoff pad matching with second orifice6, this shutoff pad 6 can offset with gusset 17 simultaneously, in case stopping bar body 22 leaves the second inner chamber B completely. And pressing plate 3On the surface towards controlling mouth 18, be fixed with and control the sealing gasket 7 that mouth will coordinate. Simultaneously at the body of rod 22 and gusset 17Pilot hole between contact-making surface be provided with the second sealing ring 8, between upper valve body 14 and middle valve body 15, middle valve body 15And between lower valve body 16, be respectively equipped with the 3rd sealing ring 9 and cushion rubber 10.
The present embodiment can be applicable on water purification machine, and now, water inlet and delivery port are connected in the water route of running water, pressureThe mouth of a river is connected in the pure water water route of water purification machine, in the time of the anhydrous pressure in the pressure mouth of a river, utilizes spring to promote spool and leaves second littleHole, as shown in Figure 2, makes the hydraulic balance of pressing plate upper and lower faces, and under the impact of water inlet current, make pressing plate fromOpen and control mouth, current are flowed out from delivery port glibly. And having hydraulic pressure once the pressure mouth of a river, this hydraulic pressure can overcome againSpring promotes spool and closes second orifice, breaks the hydraulic balance of pressing plate upper and lower faces, and pressing plate is at the work of water inlet hydraulic pressureWith lower rapid closing control mouth, refer to Fig. 1, to seal the passage of water inlet and delivery port, therefore the present embodiment utilizationGuide's micropore principle, can cut off water route rapidly, and in this implementation column, because the face area of cock body is much larger than barThe face area of body, therefore the hydraulic pressure at the pressure mouth of a river, much smaller than water inlet hydraulic pressure, can be realized low hydraulic pressure water route and control Gao ShuiThe break-make on setting-out road.
Claims (6)
1. a pilot pressure control valve, comprises valve body (1) and is arranged in the spool (2) of body cavity, on described valve bodyHave water inlet (11), delivery port (12) and the pressure mouth of a river (13), it is characterized in that: in described inner chamber, there is gusset (17) andBy inner chamber be separated into the first inner chamber (A) of connecting with the pressure mouth of a river and can with water inlet, delivery port connect second inChamber (B), also has the control mouth (18) that can be communicated with water inlet and delivery port in described the second inner chamber, on this control mouth, be coated withPressing plate (3), has the first aperture (31) that is communicated with water inlet and the second inner chamber on this pressing plate, and is communicated with delivery port and secondThe second orifice (32) of inner chamber, one end of described spool (2) is hermetically through described gusset (17) and corresponding described second littleHole (32), and along with the movement of spool can be blocked described second orifice (32), in the inner chamber of described valve body, be provided with simultaneouslyMake spool there is all the time the spring of second orifice side shifting trend (4) dorsad.
2. pilot pressure control valve according to claim 1, is characterized in that: described spool (2) is served as reasons and is positioned atCock body (21) in one inner chamber and the T character form structure forming through the body of rod (22) of gusset.
3. pilot pressure control valve according to claim 2, is characterized in that: described spring (4) is positioned at firstIn inner chamber, and two ends are butted on respectively described gusset (17) and cock body (21).
4. according to the pilot pressure control valve described in claim 1 or 2 or 3, it is characterized in that: described spool (2)One end is fixed with the shutoff pad (6) matching with second orifice (32).
5. according to the pilot pressure control valve described in claim 1 or 2 or 3, it is characterized in that: described pressing plate is in courtOn the surface of control mouth, be fixed with and control the sealing gasket (7) that mouth will coordinate.
6. according to the pilot pressure control valve described in claim 1 or 2 or 3, it is characterized in that: described valve body successivelyFormed by upper, middle and lower valve body (14,15,16), and described gusset (17) is arranged on described valve body (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521048404.4U CN205260906U (en) | 2015-12-16 | 2015-12-16 | Guide pressure control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521048404.4U CN205260906U (en) | 2015-12-16 | 2015-12-16 | Guide pressure control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260906U true CN205260906U (en) | 2016-05-25 |
Family
ID=56002435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521048404.4U Active CN205260906U (en) | 2015-12-16 | 2015-12-16 | Guide pressure control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386402A (en) * | 2016-12-06 | 2017-02-15 | 南京慕田信息科技有限公司 | Adjustable floating-ball water supply control valve |
| CN111927976A (en) * | 2020-07-21 | 2020-11-13 | 杭州神林电子有限公司 | Mechanical water leakage protection valve |
-
2015
- 2015-12-16 CN CN201521048404.4U patent/CN205260906U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386402A (en) * | 2016-12-06 | 2017-02-15 | 南京慕田信息科技有限公司 | Adjustable floating-ball water supply control valve |
| CN111927976A (en) * | 2020-07-21 | 2020-11-13 | 杭州神林电子有限公司 | Mechanical water leakage protection valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |