CN109000034A - A kind of compound voltage reducing silencing sleeve regulating valve - Google Patents
A kind of compound voltage reducing silencing sleeve regulating valve Download PDFInfo
- Publication number
- CN109000034A CN109000034A CN201811066899.1A CN201811066899A CN109000034A CN 109000034 A CN109000034 A CN 109000034A CN 201811066899 A CN201811066899 A CN 201811066899A CN 109000034 A CN109000034 A CN 109000034A
- Authority
- CN
- China
- Prior art keywords
- valve
- membrane cover
- rod
- voltage reducing
- cage
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 24
- 150000001875 compounds Chemical class 0.000 title claims abstract description 17
- 230000030279 gene silencing Effects 0.000 title claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 26
- 239000011148 porous material Substances 0.000 claims description 15
- 230000006837 decompression Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/04—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of compound voltage reducing silencing sleeve regulating valves, including valve body, valve cage, spool, valve deck, valve rod, Hough, push rod, pallet, diaphragm, spring, bracket, lower membrane cover, upper membrane cover, valve cage, spool is mounted in valve body, valve cage is equipped with through-hole, the bottom end of valve rod passes through through-hole and is threadedly coupled with spool, valve deck is fixedly connected with the valve body, bracket is mounted on valve deck, bracket is equipped with push-rod hole, first valve rod hole, the bottom end of push rod is equipped with the second valve rod hole, the top of valve rod sequentially passes through the first valve rod hole, it is inserted into after Hough in the second valve rod hole, Hough is threadedly coupled with the bottom end of push rod, lower membrane cover is installed on bracket, upper membrane cover, lower membrane cover, pallet is all fixedly connected with diaphragm, spring is mounted between pallet and upper membrane cover, the present invention substantially prolongs the service life of valve while improving valve regulated performance , the triple role of reducing pressure by regulating flow noise reduction is realized, the versatility of valve parts is improved.
Description
Technical field
The invention belongs to regulating valve technical fields, and in particular to a kind of compound voltage reducing silencing sleeve regulating valve.
Background technique
In recent years, domestic valve industry rapid development, the product structure type of each valve producer emerge one after another.But the country is existing
Some sleeve adjusting valves, valve cage throttle structure is single, and the effect of non-undergauge valve cage reducing pressure by regulating flow noise reduction not can be implemented simultaneously, and is protecting
Demonstrate,proved maximum stream flow can timing, minimum or normal discharge can not but adjust, cause valve to be often in small guide vane work, increase Jie
Confrontation spool washes away, and substantially reduces the service life of valve, can not meet the normal operation of industrial processes.It is existing to hold
The structure of row device push rod largely limits the requirement for height that valve rod stretches out valve deck, reduces entire valve parts
Versatility.
Summary of the invention
The purpose of the present invention is overcoming deficiency in the prior art, a kind of compound voltage reducing silencing sleeve regulating valve is provided.
In order to achieve the above object, the present invention is achieved by the following technical solutions:
A kind of compound voltage reducing silencing sleeve regulating valve, including valve body, valve cage, spool, valve deck, valve rod, Hough, push rod, support
Disk, diaphragm, spring, bracket, lower membrane cover, upper membrane cover, valve cage, spool are mounted in valve body, and valve cage is equipped with through-hole, the bottom end of valve rod
It is threadedly coupled across through-hole with spool, the valve deck is fixedly connected with the valve body, and bracket is mounted on valve deck, and bracket is equipped with push rod
Hole, the first valve rod hole, the bottom end of push rod are equipped with the second valve rod hole, and the top of valve rod is inserted after sequentially passing through the first valve rod hole, Hough
Enter into the second valve rod hole, the top of the valve rod is threadedly coupled with Hough, and the Hough is threadedly coupled with the bottom end of push rod, institute
Lower membrane cover is stated to be installed on bracket, the upper membrane cover, lower membrane cover, pallet are all fixedly connected with diaphragm, the top of the push rod according to
Secondary to be fixedly connected after push-rod hole, lower membrane cover, pallet with diaphragm, spring is mounted between pallet and upper membrane cover, the upper film
Upper plenum is formed between lid and diaphragm, it is lower that lower cavity is formed between membrane cover and diaphragm.
Diaphragm is between upper membrane cover and lower membrane cover.
Pallet is located at the top of diaphragm.
Bracket is located at the top of valve deck, and the valve deck is located at the top of valve body, valve cage, spool.
The push-rod hole is located at the top of the first valve rod hole.
One end of spring is fixedly connected with the tray, and the other end of spring is fixedly connected with upper membrane cover.
Valve cage is equipped with sealing surface in the first lower sealing surface and second, and spool is equipped in third lower sealing surface and the 4th and seals
Face.
Valve cage is equipped with decompression aperture, throttling pore, throttling window, and decompression aperture is located at the lower end of the first lower sealing surface,
Throttling pore, throttling window are located in the first lower sealing surface and second between sealing surface.
Valve cage of the present invention further includes pinhole type thin-walled muffler, and pinhole type thin-walled muffler is located at the outside of valve cage, described
Throttling pore, throttling window, pinhole type thin-walled muffler successively arrange from top to bottom.
Second valve rod bore dia is greater than the outer diameter of the top screw thread of valve rod.
Beneficial effects of the present invention are as follows: valve cage of the invention is equipped with decompression aperture, and medium is made to pass through increasing when this aperture
The big pressure loss, avoid medium directly impact spool and caused by spool damage；Valve cage is equipped with throttling pore, throttling window,
The present invention is effectively prevented a possibility that valve small guide vane works, there is no harm in simultaneously by the combination of throttling pore and the window that throttles
Hinder the negotiability of maximum stream flow, the service life of valve is substantially prolonged while improving valve regulated performance；The present invention is also
Including pinhole type thin-walled muffler, pinhole type thin-walled muffler is located at the outside of valve cage, greatly reduces produced by valve working
Noise, simultaneously as throttling pore, throttling window, pinhole type thin-walled muffler successively arrange from top to bottom, and can increase
The pressure loss of medium, and space is reduced using thin-walled muffler, to make valve cage while realize reducing pressure by regulating flow noise reduction
Triple role, the second valve rod bore dia be greater than valve rod top screw thread outer diameter, increase valve rod stretch out valve deck height model
It encloses, improves the versatility of valve parts.
Detailed description of the invention
Fig. 1 is schematic cross-sectional view of the invention；
Fig. 2 is the structural schematic diagram of bracket；
Fig. 3 is the structural schematic diagram of valve cage；
Fig. 4 is the structural schematic diagram of push rod；
Fig. 5 is the structural schematic diagram of spool.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawings of the specification:
As shown in Fig. 1 to Fig. 5, a kind of compound voltage reducing silencing sleeve regulating valve, including valve body 1, valve cage 2, spool 3, valve deck
4, valve rod 5, Hough 6, push rod 7, pallet 8, diaphragm 9, spring 10, bracket 13, lower membrane cover 14, upper membrane cover 15, the valve cage 2, valve
Core 3 is mounted in valve body 1, and the valve cage 2 is equipped with through-hole 21, and the bottom end of the valve rod 5 passes through through-hole 21 and 3 screw thread of spool connects
It connects, the valve deck 4 is fixedly connected with valve body 1, and the bracket 13 is mounted on valve deck 4, and the bracket 13 is equipped with push-rod hole
131, the bottom end of the first valve rod hole 132, the push rod 7 is equipped with the second valve rod hole 71, and the top of the valve rod 5 sequentially passes through first
It is inserted into after valve rod hole 132, Hough 6 in second valve rod hole 71, the top of the valve rod 5 is threadedly coupled with Hough 6, the Hough
6 are threadedly coupled with the bottom end of push rod 7, and the lower membrane cover 14 is installed on bracket 13, the upper membrane cover 15, lower membrane cover 14, pallet 8
It is all fixedly connected with diaphragm 9, the top of the push rod 7 is consolidated after sequentially passing through push-rod hole 131, lower membrane cover 14, pallet 8 with diaphragm 9
Fixed connection, the spring 10 are mounted between pallet 8 and upper membrane cover 15.The diaphragm 9 be located at upper membrane cover 15 and lower membrane cover 14 it
Between.Pallet 8 is located at the top of diaphragm 9.The bracket 13 is located at the top of valve deck 4, and the valve deck 4 is located at valve body 1, valve cage 2, valve
The top of core 3.Push-rod hole 131 is located at the top of the first valve rod hole 132.One end of spring 10 is fixedly connected with pallet 8, the bullet
The other end of spring 10 is fixedly connected with upper membrane cover 15.Form upper plenum 11 between the upper membrane cover 15 and diaphragm 9, lower membrane cover 14 with
Lower cavity 12 is formed between diaphragm 9.
As shown in figs. 3 and 5, valve cage 2 is equipped with sealing surface 202 in the first lower sealing surface 201 and second, and the spool 3 is set
There is sealing surface 302 on third lower sealing surface 301 and the 4th.Valve cage 2 is equipped with decompression aperture 2001, throttling pore 2002, throttling
Window 2003, the decompression aperture 2001 are located at the lower end of the first lower sealing surface 201, the throttling pore 2002, throttling window
2003 are located in the first lower sealing surface 201 and second between sealing surface 202.Valve cage 2 further includes pinhole type thin-walled muffler 2004,
The pinhole type thin-walled muffler 2004 is located at the outside of valve cage 2, the throttling pore 2002, throttling window 2003, pinhole type
Thin-walled muffler 2004 successively arranges from top to bottom, and 71 diameter of the second valve rod hole is greater than the outer diameter of the top screw thread of valve rod 5,
The screw thread that valve stem tip has more in this way can be filled in the second valve rod hole 71 of push rod lower end, it is too long so as not to valve rod and connect not
?.
As shown in Fig. 1 to Fig. 5, upper plenum is formed between upper membrane cover 15 and diaphragm 9, is formed between lower membrane cover 14 and diaphragm 9
Lower cavity, in use, pressure signal generation on the diaphragm 9 of effective area acts in the lower cavity of bleed pressure access diaphragm 9
Power, the power are transmitted to push rod 7 by the pallet 8 above diaphragm 9 and generate displacement, are acted by Hough 6 with ovable valve stem 5 and spool 3,
Corresponding displacement is generated with valve cage 2, signal pressure is bigger, and thrust is bigger, and spool 3 and 2 relative displacement of valve cage are bigger, that is, first
The distance between lower sealing surface 201 and third lower sealing surface 301 it is bigger and second on sealing surface on sealing surface 202 and the 4th
The distance between 302 is bigger, otherwise thrust is smaller, and spool 3 and 2 relative displacement of valve cage are smaller.When push rod 7 moves up while compressing
The very big spring 10 of elasticity, when the reaction force of the thrust of pallet 8 and spring 10 balances each other, spool 3 just rests on a positioning
It sets, certain pressure signal is made to correspond to certain valve opening, so that it is guaranteed that medium is by the flow for flowing to arrow and entering valve body 1,
Reach production process to be normally carried out by certain program or requirement.The present invention under the first lower sealing surface 201 and third by sealing
The distance between sealing surface 302 carrys out the aperture of control valve on sealing surface 202 and the 4th on the distance between face 301 and second,
To control the flow of medium.
Valve cage of the invention is equipped with decompression aperture, makes medium by increasing the pressure loss when this aperture, avoids medium straight
Connect impact spool and caused by spool damage；Valve cage is equipped with throttling pore, throttling window, and the present invention passes through throttling pore and section
The combination for flowing window effectively prevents a possibility that valve small guide vane works, while not interfering the negotiability of maximum stream flow, mentions
The service life of valve is substantially prolonged while high valve regulation performance；It is small the invention also includes pinhole type thin-walled muffler
Pass thin-walled muffler is located at the outside of valve cage, greatly reduces noise caused by valve working, simultaneously as throttling pore,
Throttling window, pinhole type thin-walled muffler successively arrange from top to bottom, and can increase the pressure loss of medium, and using thin
Wall muffler reduces space, thus make valve cage while realizing the triple role of reducing pressure by regulating flow noise reduction, the second valve rod bore dia
Greater than the outer diameter of the top screw thread of valve rod, the range that valve rod stretches out valve deck height is increased, the versatility of valve parts is improved.
It should be noted that listed above is only a kind of specific embodiment of the invention.It is clear that the invention is not restricted to
Upper embodiment, there are many more deformation, in short, those skilled in the art can directly be exported from present disclosure or
All deformations associated, are considered as protection scope of the present invention.
Claims (10)
1. a kind of compound voltage reducing silencing sleeve regulating valve, which is characterized in that including valve body (1), valve cage (2), spool (3), valve deck
(4), valve rod (5), Hough (6), push rod (7), pallet (8), diaphragm (9), spring (10), bracket (13), lower membrane cover (14), upper film
It covers (15), the valve cage (2), spool (3) are mounted in valve body (1), and the valve cage (2) is equipped with through-hole (21), the valve rod (5)
Bottom end pass through through-hole (21) be threadedly coupled with spool (3), the valve deck (4) is fixedly connected with valve body (1), the bracket (13)
It is mounted on valve deck (4), the bracket (13) is equipped with push-rod hole (131), the first valve rod hole (132), the bottom of the push rod (7)
End is equipped with the second valve rod hole (71), and the top of the valve rod (5) sequentially passes through the first valve rod hole (132), Hough is inserted into after (6)
In second valve rod hole (71), the top of the valve rod (5) is threadedly coupled with Hough (6), the bottom of the Hough (6) and push rod (7)
End is threadedly coupled, and the lower membrane cover (14) is installed on bracket (13), and the upper membrane cover (15), lower membrane cover (14), pallet (8) are all
Be fixedly connected with diaphragm (9), the top of the push rod (7) sequentially pass through push-rod hole (131), lower membrane cover (14), pallet (8) afterwards with
Diaphragm (9) is fixedly connected, and the spring (10) is mounted between pallet (8) and upper membrane cover (15), the upper membrane cover (15) and film
Upper plenum (11) are formed between piece (9), form lower cavity (12) between lower membrane cover (14) and diaphragm (9).
2. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the diaphragm (9) is located at upper film
It covers between (15) and lower membrane cover (14).
3. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the pallet (8) is located at diaphragm
(9) top.
4. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the bracket (13) is located at valve deck
(4) top, the valve deck (4) are located at the top of valve body (1), valve cage (2) and spool (3).
5. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the push-rod hole (131) is located at
The top of first valve rod hole (132).
6. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that one end of the spring (10) with
Pallet (8) is fixedly connected, and the other end of the spring (10) is fixedly connected with upper membrane cover (15).
7. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the valve cage (2) is equipped with the
Sealing surface (202) in one lower sealing surface (201) and second, the spool (3) are equipped with close on third lower sealing surface (301) and the 4th
Cover (302).
8. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that the valve cage (2) is equipped with drop
Aperture (2001), throttling pore (2002), throttling window (2003) are pressed, the decompression aperture (2001) is located at the first lower sealing surface
(201) lower end, the throttling pore (2002), throttling window (2003) are located at close in the first lower sealing surface (201) and second
Between cover (202).
9. compound voltage reducing silencing sleeve regulating valve according to claim 9, which is characterized in that the valve cage (2) further includes small
Pass thin-walled muffler (2004), the pinhole type thin-walled muffler (2004) are located at the outside of valve cage (2), the throttling pore
(2002), it throttles window (2003), pinhole type thin-walled muffler (2004) successively arranges from top to bottom.
10. compound voltage reducing silencing sleeve regulating valve according to claim 1, which is characterized in that second valve rod hole (71)
Diameter is greater than the outer diameter of the top screw thread of valve rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811066899.1A CN109000034A (en) | 2018-09-13 | 2018-09-13 | A kind of compound voltage reducing silencing sleeve regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811066899.1A CN109000034A (en) | 2018-09-13 | 2018-09-13 | A kind of compound voltage reducing silencing sleeve regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109000034A true CN109000034A (en) | 2018-12-14 |
Family
ID=64591285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811066899.1A Pending CN109000034A (en) | 2018-09-13 | 2018-09-13 | A kind of compound voltage reducing silencing sleeve regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109000034A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790271A (en) * | 2021-08-19 | 2021-12-14 | 浙江永盛科技股份有限公司 | Pneumatic film pressure reduction regulating valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420862Y (en) * | 2009-06-11 | 2010-03-10 | 浙江永盛仪表有限公司 | Porous low noise adjustable valve |
| CN201836526U (en) * | 2010-10-14 | 2011-05-18 | 天津精通控制仪表技术有限公司 | High-pressure cage type adjusting valve with multi-hole throttling type valve cage |
| CN202188205U (en) * | 2011-07-28 | 2012-04-11 | 杭州良工阀门有限公司 | Pneumatic control valve of column type actuating mechanism |
| US20150048267A1 (en) * | 2013-08-16 | 2015-02-19 | Hans D. Baumann | Anti cavitation control valve |
| CN106224572A (en) * | 2016-09-20 | 2016-12-14 | 合肥通用机械研究院 | Double spool double-sealing face regulation valve |
| CN207093798U (en) * | 2017-07-21 | 2018-03-13 | 浙江力诺流体控制科技股份有限公司 | Novel high-pressure regulating valve |
| CN209026309U (en) * | 2018-09-13 | 2019-06-25 | 浙江永盛科技股份有限公司 | A kind of compound voltage reducing silencing sleeve regulating valve |
-
2018
- 2018-09-13 CN CN201811066899.1A patent/CN109000034A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420862Y (en) * | 2009-06-11 | 2010-03-10 | 浙江永盛仪表有限公司 | Porous low noise adjustable valve |
| CN201836526U (en) * | 2010-10-14 | 2011-05-18 | 天津精通控制仪表技术有限公司 | High-pressure cage type adjusting valve with multi-hole throttling type valve cage |
| CN202188205U (en) * | 2011-07-28 | 2012-04-11 | 杭州良工阀门有限公司 | Pneumatic control valve of column type actuating mechanism |
| US20150048267A1 (en) * | 2013-08-16 | 2015-02-19 | Hans D. Baumann | Anti cavitation control valve |
| CN106224572A (en) * | 2016-09-20 | 2016-12-14 | 合肥通用机械研究院 | Double spool double-sealing face regulation valve |
| CN207093798U (en) * | 2017-07-21 | 2018-03-13 | 浙江力诺流体控制科技股份有限公司 | Novel high-pressure regulating valve |
| CN209026309U (en) * | 2018-09-13 | 2019-06-25 | 浙江永盛科技股份有限公司 | A kind of compound voltage reducing silencing sleeve regulating valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790271A (en) * | 2021-08-19 | 2021-12-14 | 浙江永盛科技股份有限公司 | Pneumatic film pressure reduction regulating valve |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181214 |
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| WD01 | Invention patent application deemed withdrawn after publication |