CN204493823U - A kind of decompression delivery valve - Google Patents
A kind of decompression delivery valve Download PDFInfo
- Publication number
- CN204493823U CN204493823U CN201520106820.9U CN201520106820U CN204493823U CN 204493823 U CN204493823 U CN 204493823U CN 201520106820 U CN201520106820 U CN 201520106820U CN 204493823 U CN204493823 U CN 204493823U
- Authority
- CN
- China
- Prior art keywords
- valve
- leather cup
- hole
- decompression delivery
- delivery valve
- 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.)
- Expired - Fee Related
Links
Landscapes
- Safety Valves (AREA)
Abstract
The utility model provides a kind of decompression delivery valve, belongs to valve technology field.It solve the problem of existing decompression delivery valve effect of easing stress difference.This decompression delivery valve comprises valve body, valve body offers the through hole that two ends are respectively arranged with high-pressure chamber and low-pressure chamber, the outer surface of valve body is also provided with the valve port communicated with through hole, valve port is covered with valve gap, and leather cup is provided with between valve body and valve gap, pressure regulation chamber is formed between described leather cup and valve gap, pressure regulating cavity indoor are provided with the spring that two ends lean with leather cup and valve gap respectively, and the change of its length can drive leather cup lateral displacement conducting or block through hole in through hole.This decompression delivery valve has the advantage that structure is simple, effect of easing stress is good.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of decompression delivery valve.
Background technique
Reduction valve is by reducing hydraulic pressure to the local resistance of current in regulation valve body, and energy inlet pressure reduces to the outlet pressure of a certain needs, and the valve that can automatically keep outlet pressure stable; From hydromechanical viewpoint, reduction valve is the throttle element that a local resistance can change, and namely by changing orifice size, the kinetic energy of flow velocity and fluid being changed, causes the different pressure losses, thus reach the object of decompression; Then rely on the adjustment of control and regulation system, the fluctuation of downstream pressure and spring force are balanced each other, makes downstream pressure keep constant in certain margin of error.
And in prior art, mainly with the sealed connection of screw between valve body and valve gap, and do not consider the impact of current impurity, there is reduction valve volume larger, cost of production is higher, and sensitive performance is low, and sealability is low, easily cause in current impurity ingoing stream reduction valve, affect current effect of easing stress and damage the deficiencies such as water pressure reducing valve.
Model utility content
The purpose of this utility model there are the problems referred to above for existing technology, proposes the decompression delivery valve that a kind of structure is simple, effect of easing stress is good.
The purpose of this utility model realizes by following technical proposal: a kind of decompression delivery valve, comprise valve body, valve body offers the through hole that two ends are respectively arranged with high-pressure chamber and low-pressure chamber, the outer surface of valve body is also provided with the valve port communicated with through hole, valve port is covered with valve gap, and leather cup is provided with between valve body and valve gap, pressure regulation chamber is formed between described leather cup and valve gap, the spring that two ends lean with leather cup and valve gap is respectively provided with in pressure regulating cavity indoor, the change of its length can drive leather cup lateral displacement conducting or block through hole in through hole.
In above-mentioned one decompression delivery valve, leather cup is also provided with spring seat, and described spring seat comprises pedestal and around the assembly department be arranged on pedestal outer side wall, assembly department offers groove, and one end of described spring is arranged in groove.
In above-mentioned one decompression delivery valve, spring seat also offers the connecting through hole running through pedestal and arrange, and be formed with connection projection in leather cup projection, described connection projection is positioned at connecting through hole.
In above-mentioned one decompression delivery valve, be respectively arranged with conversion adapter and regulator hole at the two ends of valve gap, and described conversion adapter UNICOM pressure regulation chamber and high-pressure chamber, described regulator hole UNICOM pressure regulation chamber and low-pressure chamber.
In above-mentioned one decompression delivery valve, described conversion adapter comprises and is movably set in switching knob on valve gap and threaded insert.
In above-mentioned one decompression delivery valve, be provided with seal boss on the inner walls of the via.
In above-mentioned one decompression delivery valve, the upper end of seal boss is provided with arc surface, and described leather cup is resisted against on arc surface.
In above-mentioned one decompression delivery valve, the outer of leather cup is provided with fixing projection, valve gap is provided with the fixed groove corresponding with fixing projection, described fixing projection is positioned at fixed groove.
In above-mentioned one decompression delivery valve, the diameter of described spring reduces from top to bottom gradually.
Compared with prior art, the utility model comprises valve body, valve body offers through hole, and the valve gap being also provided with valve port and being covered on valve port on valve body, between valve body and valve gap, be provided with leather cup, at fluid by the process of delivery valve, fluid needs to back down the leather cup that is resisted against on through-hole wall and forms gap, can there is the pressure loss in fluid, thus reach the object of decompression in by gap process; Simultaneously between valve gap and leather cup, be also provided with the spring that can regulate length, the setting of spring ensure that delivery valve can regulate the preset pressure of delivery valve according to actual needs, ensure that discharge pressure.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model.
Fig. 2 is detonation configuration schematic diagram of the present utility model.
Fig. 3 is plan view of the present utility model.
In figure, 100, valve body; 110, high-pressure chamber; 120, low-pressure chamber; 130, valve gap; 140, leather cup; 141, fixing projection; 142, fixed groove 330; 200, spring; 300, spring seat; 310, pedestal; 311, connecting through hole; 312, projection is connected; 320, assembly department; 330, groove; 400, conversion adapter; 410, threaded insert; 420, switching knob; 430, regulator hole; 500, seal boss.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 to Figure 3, this decompression delivery valve comprises valve body 100, valve body 100 offers the through hole that two ends are respectively arranged with high-pressure chamber 110 and low-pressure chamber 120, the outer surface of valve body 100 is also provided with the valve port communicated with through hole, valve port is covered with valve gap 130, and leather cup 140 is provided with between valve body 100 and valve gap 130, pressure regulation chamber is formed between described leather cup 140 and valve gap 130, the spring 200 that two ends lean with leather cup 140 and valve gap 130 is respectively provided with in pressure regulating cavity indoor, the change of spring 200 length can drive leather cup 140 lateral displacement conducting or block through hole in through hole.
The shape of above-mentioned valve body 100 cylindrically and the shape of valve gap 130 is in the form of annular discs, valve gap 130 is arranged at the outer surface of valve body 100, valve gap 130 is equipped with multiple screw, preferably, the quantity of screw is 6, the winding of 6 screw uniform ring is placed in the outer surface of valve gap 130, and the other end of screw is threadedly connected on valve body 100, thus ensure that the steadiness that valve gap 130 is connected with valve body 100, also thread groove is provided with in the both sides of valve body 100, when delivery valve is installed, intake pipe and outlet conduit are installed in the thread groove of valve body 100 both sides respectively, ensure that water delivery in use valve body 100 and the sealing be connected between pipeline, avoid and cause the aging of valve body 100 and pipeline because delivery valve uses for a long time and cause valve body 100 that fluid leakage phenomenon occurs, the two ends being arranged at the through hole in valve body 100 are respectively the water intake imported for fluid and the water outlet of deriving for fluid, and the lower end of leather cup 140 contacts with the madial wall of through hole, thus be respectively high-pressure chamber 110 and low-pressure chamber 120 in leather cup 140 both sides, and the spring 200 being arranged at pressure regulating cavity indoor is in falling pagoda shape, thus the diameter of spring 200 reduces from top to bottom gradually, in the process of delivery valve work, fluid imports from the water outlet of valve body 100 and discharges from water outlet, need to back down the leather cup 140 contacted with through hole madial wall by via process fluid at fluid, pass through from the gap between leather cup 140 and valve body 100, thus the length of spring 200 can be changed according to actual needs, and limit the derivation flow of delivery valve and the pressure of fluid.
Preferably, leather cup 140 is provided with spring seat 300, spring seat 300 comprises pedestal 310 and around the assembly department 320 be arranged on pedestal 310 outer side wall, and the lower surface of pedestal 310 is arc surface, thus spring seat 300 can closely be posted by leather cup 140 inwall, fluid back down leather cup 140 and by gap with through hole of leather cup 140 time, spring seat 300 can fluctuate along with moving up and down of leather cup 140, assembly department 320 offers groove 330, one end of above-mentioned spring 200 is arranged in groove 330, avoid the generation of spring 200 and spring seat 300 shift phenomenon between the two, and reduce spring 200 and act on elastic force on leather cup 140, thus the elastic force of spring 200 elastic force and setting is unequal, have impact on the normal work of delivery valve.
Further, spring seat 300 also offers the connecting through hole 311 running through pedestal 310 and arrange, leather cup 140 is provided with the connection projection 312 corresponding with connecting through hole 311, described connection projection 312 is positioned at connecting through hole 311, thus ensure that the shaft axis between spring seat 300 and leather cup 140 is on same straight line and can not offsets, the setting of spring seat 300 ensure that in the process worked at leather cup 140 further, spring 200 can along with spring seat 300 together with leather cup 140 in the slippage of axial direction and not run-off the straight, the size avoiding spring 200 power of normal work is unequal with spring 200 power preset, thus reduction valve can reduce pressure according to spring 200 power preset for the fluid passed through.
Conversion adapter 400 and regulator hole 430 is respectively arranged with at the two ends of valve gap 130, conversion adapter 400 and high-pressure chamber 110 are arranged at the same side and conversion adapter 400 can UNICOM or block pressure regulation chamber and high-pressure chamber 110, regulator hole 430 and low-pressure chamber 120 are arranged at the same side and regulator hole 430 chamber of UNICOM's pressure regulation all the time and low-pressure chamber 120, the plug for sealing regulator hole 430 is also provided with in the upper end of regulator hole 430, carry out in the process of pressure regulation at reduction valve, conversion adapter 400 UNICOM pressure regulation chamber and high-pressure chamber 110 also take out plug, make fluid directly can flow to pressure regulation chamber by conversion adapter 400 from high-pressure chamber 110, and flow out to low-pressure chamber 120 from regulator hole 430, thus in low-pressure chamber 120, produce an environment under low pressure, in regulator hole 430, spring 200 is adjusted to extreme length thus spring 200 has maximum spring 200 power, then rotating conversion adapter 400 makes pressure regulation chamber and high-pressure chamber 110 phase block, and be placed with manometer in low-pressure chamber 120, measure by the force value of leather cup 140 with the fluid of through hole, if the force value of fluid is less than predetermined force value, then reduce the length of spring 200, reduce the value of elastic of spring 200, make when the pressure entering high-pressure chamber 110 fluid is equal, leather cup 140 and through hole spacing between the two increase, thus reduce the pressure loss of fluid, improve the force value by leather cup 140, when force value equals predetermined force value, then stop the length of Regulation spring 200, if and be less than predetermined force value in the force value of process medium fluid regulated, needing to rotate conversion adapter 400 makes high-pressure chamber 110 communicate with pressure regulation chamber and re-start the adjustment of spring 200 elastic force.
Preferably, above-mentioned conversion adapter 400 comprises the threaded insert 410 be movably set on valve gap 130 and the switching knob 420 be connected with threaded insert 410, switching knob 420 can drive threaded insert 410 circumference to rotate, thus pressure regulation chamber and high-pressure chamber 110 conducting or blocking-up can be made, threaded insert 410 is threadedly connected on valve gap 130, ensure that the sealing of connection, make reduction valve that the phenomenon of leaking can not occur in the course of the work, cause the reduction of hydrodynamic pressure and have impact on the normal work of reduction valve, user is by the control to switching knob 420 simultaneously, protect the conducting of reduction valve or block and can be controlled effectively.
Further, be provided with seal boss 500 on the inner walls of the via, the shape of seal boss 500 is tapered, and the upper end of seal boss 500 is provided with the arc surface leant with leather cup 140, arc surface and leather cup 140 lower end surface fit tightly, the fluid that can block water intake side when reduction valve state of rest is discharged from water outlet side by through hole, avoids reduction valve and leakage occurs and the normal work that affects reduction valve when state of rest.
Projection is formed in the outer edge bulge of leather cup 140, valve gap 130 is provided with the groove 330 corresponding with projection, in the process of installing, projection is positioned at fixed groove 142, leather cup 140 also offers and runs through leather cup 140 and be provided with two through holes being respectively used to be communicated with pressure regulation chamber and high-pressure chamber 110 or low-pressure chamber 120, and reduction valve in the course of the work leather cup 140 can not offset, thus there is skew and block pressure regulation chamber and being communicated with between high-pressure chamber 110 or low-pressure chamber 120 in the through hole avoided on leather cup 140, ensure that the connectedness between pressure regulation chamber and high-pressure chamber 110 or low-pressure chamber 120.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (9)
1. a decompression delivery valve, it is characterized in that, comprise valve body, valve body offers the through hole that two ends are respectively arranged with high-pressure chamber and low-pressure chamber, the outer surface of valve body is also provided with the valve port communicated with through hole, valve port is covered with valve gap, and leather cup is provided with between valve body and valve gap, pressure regulation chamber is formed between described leather cup and valve gap, pressure regulating cavity indoor are provided with the spring that two ends lean with leather cup and valve gap respectively, and the change of its length can drive leather cup lateral displacement conducting or block through hole in through hole.
2. one decompression delivery valve according to claim 1, it is characterized in that, leather cup is also provided with spring seat, described spring seat comprises pedestal and around the assembly department be arranged on pedestal outer side wall, assembly department offers groove, and one end of described spring is arranged in groove.
3. one decompression delivery valve according to claim 2, it is characterized in that, spring seat also offers the connecting through hole running through pedestal and arrange, and be formed with connection projection in leather cup projection, described connection projection is positioned at connecting through hole.
4. the one decompression delivery valve according to claim 1 or 3, is characterized in that, be respectively arranged with conversion adapter and regulator hole at the two ends of valve gap, and described conversion adapter UNICOM pressure regulation chamber and high-pressure chamber, described regulator hole UNICOM pressure regulation chamber and low-pressure chamber.
5. one decompression delivery valve according to claim 4, is characterized in that, described conversion adapter comprises and is movably set in switching knob on valve gap and threaded insert.
6. one decompression delivery valve according to claim 1, is characterized in that, be provided with seal boss on the inner walls of the via.
7. one decompression delivery valve according to claim 6, it is characterized in that, the upper end of seal boss is provided with arc surface, and described leather cup is resisted against on arc surface.
8. a kind of decompression delivery valve according to claim 1 or 5, it is characterized in that, the outer of leather cup is provided with fixing projection, valve gap is provided with the fixed groove corresponding with fixing projection, described fixing projection is positioned at fixed groove.
9. one decompression delivery valve according to claim 1 and 2, it is characterized in that, the diameter of described spring reduces from top to bottom gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520106820.9U CN204493823U (en) | 2015-02-13 | 2015-02-13 | A kind of decompression delivery valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520106820.9U CN204493823U (en) | 2015-02-13 | 2015-02-13 | A kind of decompression delivery valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204493823U true CN204493823U (en) | 2015-07-22 |
Family
ID=53573142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520106820.9U Expired - Fee Related CN204493823U (en) | 2015-02-13 | 2015-02-13 | A kind of decompression delivery valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204493823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806800A (en) * | 2015-02-13 | 2015-07-29 | 宁波耀峰液压电器有限公司 | Pressure-reduced water conveying valve |
-
2015
- 2015-02-13 CN CN201520106820.9U patent/CN204493823U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806800A (en) * | 2015-02-13 | 2015-07-29 | 宁波耀峰液压电器有限公司 | Pressure-reduced water conveying valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204985903U (en) | Precise pressure reducing valve | |
| CN202834257U (en) | High pressure reducing ratio constant pressure pressure-reducing valve | |
| CN204345010U (en) | Guide's overflow-type reduction valve | |
| CN204477370U (en) | A kind of motor regulated valve | |
| CN204493823U (en) | A kind of decompression delivery valve | |
| CN203926972U (en) | A kind of differential pressure control valve | |
| CN203560542U (en) | Novel spring one-way valve | |
| CN102853155B (en) | Adjustable pressure reducing valve with high pressure reducing ratio | |
| CN205226508U (en) | Relief valve | |
| CN203431260U (en) | Angle type differential pressure valve | |
| CN203272897U (en) | Small water ring vacuum pump suction inlet check valve | |
| CN204176033U (en) | Combined valve | |
| CN202901425U (en) | Self-operated differential pressure valve | |
| CN103026949A (en) | Capillary pressure regulator with stable pressure-regulating performance | |
| CN104806800A (en) | Pressure-reduced water conveying valve | |
| CN201731133U (en) | Double-layer automatic pressure and flow stabilizing valve | |
| CN204326170U (en) | A kind of bidirectional compensating formula totally-enclosed non-negative pressure water-supply installation | |
| CN203585471U (en) | Direct flow piston type guide adjustable reducing valve | |
| CN208474577U (en) | Novel water supply decompressor | |
| CN203421244U (en) | Direct-acting pressure reduction valve | |
| CN204628681U (en) | A kind of piston type super-low voltage reduction valve | |
| CN202302164U (en) | Piston type air pressure regulating and reducing valve | |
| CN202767180U (en) | High-rise frequency-conversion water supply device | |
| CN204493822U (en) | The reduction valve of mouth pressure can be adjusted | |
| CN207005378U (en) | A kind of cylinder valve traffic security device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20190213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |