CN204729637U - A kind of low noise research of flow regulating valve of sleeve type - Google Patents
A kind of low noise research of flow regulating valve of sleeve type Download PDFInfo
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- CN204729637U CN204729637U CN201520406436.0U CN201520406436U CN204729637U CN 204729637 U CN204729637 U CN 204729637U CN 201520406436 U CN201520406436 U CN 201520406436U CN 204729637 U CN204729637 U CN 204729637U
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- valve
- flow regulating
- low noise
- spool
- sleeve type
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Abstract
The utility model discloses a kind of low noise research of flow regulating valve of sleeve type, it mainly comprises valve body, valve seat, valve pocket, valve gap and Power Component; Described valve seat is located in the inner chamber of described valve body, is connected with valve pocket between the valve port of described valve seat and described body top, the sidewall of this valve pocket lower end offers multiple flow regulating orifices be connected with outlet plenum with the snout cavity of valve body; Described valve gap is arranged on valve port place, described top, and be provided with valve rod in this valve gap, the lower end of valve rod is connected with the spool being arranged at valve pocket inside, the upper end of valve rod is connected with Power Component, drive spool to move up and down by Power Component, change the flow area of valve pocket, thus realize the adjustment of flow.Valve pocket of the present utility model adopts porous type tube-in-tube structure, reduces operational noise, simultaneously through the reasonable layout of flow regulating orifices, realizes the accurate control of flow, and the utility model adapts to multiple operating environments, simple to operation.
Description
Technical field
The utility model belongs to flow control valve field, more specifically, relates to a kind of low noise research of flow regulating valve of sleeve type.
Background technique
In industrial automation liquid control system, modulating valve is one of fluid control devices of being used widely, and it is used for switching on or off medium.The kind of modulating valve is a lot, mainly contains single-seat valve, double seated valve, angle valve, telescoping valve, camflex valve, butterfly valve and ball valve etc.
During modulating valve work, fluid flows through modulating valve throttle orifice, because choke area sharply changes, and constriction in flow area, flow velocity raises, and pressure drop, easily cavitation occurs, and produces noise; Especially when pressure reduction is higher before and after modulating valve restriction, easily produce cavitation phenomenon, time serious, can equipment accident be caused, there is very large potential safety hazard.At present, the problem that under traditional large pressure reduction of modulating valve ubiquity, noise is large, is not suitable for application noise being had to strict demand.Therefore, develop a kind of flow control valve with low-noise characteristic and there is urgent Research Requirements and using value.
Model utility content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of low noise research of flow regulating valve of sleeve type, wherein housing configuration is designed to porous type tube-in-tube structure, and the circular hole on rational deployment's valve pocket, effectively can solve the large problem of existing modulating valve operational noise accordingly, also possess the high advantage of flow control accuracy simultaneously; In addition, the utility model also utilizes offers balance aperture on spool, and reduce the driving force of spool, be conducive to energy saving of system, meanwhile, the utility model also has multiple modes of operation, can be adapted to multiple operating environments, simple to operation.
For achieving the above object, the utility model proposes a kind of low noise research of flow regulating valve of sleeve type, it is characterized in that, this flow control valve comprises valve body, valve assembly and Power Component, wherein:
The two ends of this valve body offer snout cavity and outlet plenum respectively, and its top offers top valve port; Described valve assembly is inserted in the inner chamber of described valve body by described top valve port, and by being fixed on the valve bonnet seal of described top valve port, this valve assembly comprises valve seat and valve pocket from the bottom to top successively; The circumferential surface of described valve pocket lower end offers the flow regulating orifices that multiple and described snout cavity is connected with outlet plenum; The inside of described valve pocket is provided with the spool that can slide up and down, and the top of this spool is connected with the lower end of valve rod; The upper end of described valve rod is connected with described Power Component.
Preferred further, described Power Component comprises electric cylinder, clutch and handwheel, and wherein, described electric cylinder is connected with the upper end of described valve rod; Described clutch is divided into upper and lower two-part, and wherein, lower part and described electric cylinder are connected, and upper part and protective housing are connected; Described handwheel is connected on this protective housing; The housing of described electric cylinder is fixed with plug pin, and described clutch upper part be circumferentially provided with the circular hole matched with this plug pin, by inserting in described circular hole by described plug pin, to prevent described hand wheel rotating.
Preferred further, described multiple flow regulating orifices is along the circumferential surface vertical array of described valve pocket lower end, and the diameter of each flow regulating orifices is 6mm; In addition, these flow regulating orifices are divided into 24 row, and the quantity often arranged is four.
Preferred further, the distance of center circle between the flow regulating orifices of same row is 10mm, and distance is staggered for 5mm in the center of circle of the described flow regulating orifices of adjacent two row; And the described flow regulating orifices that lowermost end one is arranged is 7mm apart from the distance of described valve pocket bottom surface.
Preferred further, Spielpassung between described valve pocket and described spool, and seal with Glais ring.
Preferred further, described electric cylinder is connected on described valve gap by screw, and is sealed envelope by this spy.
Preferred further, described spool offers balance aperture, to make the two cavity pressure balances up and down of described spool.
In general, the above technological scheme conceived by the utility model compared with prior art, mainly possesses following technological merit:
1. valve pocket of the present utility model adopts porous type tube-in-tube structure, and by the flow regulating orifices on reasonable Arrangement valve pocket, the flow area achieving flow control valve becomes approximately linear to change with spool aperture, achieves the accurate control of flow, and reduces operational noise.
2. the push rod of electric cylinder and valve rod are made of one by the utility model, reduce the size of flow control valve, make flow control operation convenient, and by offering balance aperture on spool, make the upper and lower two cavity pressure balances of spool, reduce the driving force of spool, be conducive to the energy-conservation of system.
3. flow control valve of the present utility model has remote electric control, local Electronic control, local emergent Non-follow control three kinds of operator schemes, can adapt to multiple operating environments, simple to operation.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is control cabinet panel schematic diagram of the present utility model;
Fig. 3 is housing configuration schematic diagram of the present utility model.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each mode of execution of the utility model involved technical characteristics do not form conflict each other and just can mutually combine.
A kind of low noise research of flow regulating valve of sleeve type of the present utility model, as shown in Figure 1, mainly comprises valve body 1, valve assembly and Power Component, wherein: the two ends of described valve body 1 offer snout cavity and outlet plenum respectively, and its top offers top valve port; Described valve assembly inserts in the inner chamber of described valve body 1 by described top valve port, and sealed by the valve gap 10 being fixed on described top valve port, this valve assembly comprises valve seat 2 and valve pocket 3 from the bottom to top successively, and the upper-end surface of described valve seat 2 is compressed by valve pocket 3, valve gap 11 successively; The circumferential surface of described valve pocket 3 lower end offers the flow regulating orifices 19 that multiple and described snout cavity is connected with outlet plenum; The inside of described valve pocket 3 is provided with the spool 15 that can slide up and down, and the top of this spool 15 is connected with the lower end of valve rod 13; The upper end of described valve rod 13 is connected with described Power Component.
Described Power Component comprises electric cylinder 9, clutch 7, handwheel 5, and wherein, described electric cylinder 9 is connected with the upper end of described valve rod 13; Described magnetic clutch 7 is contained in magnetic clutch protective housing 6, is divided into upper and lower two-part, and wherein, lower part and described electric cylinder 9 are connected, and upper part and protective housing 6 are connected, and the energising of magnetic clutch about 7 two-part is separated, power-off adhesive; Described handwheel 5 is connected on this protective housing 6 by screw; The housing of described electric cylinder 9 is fixed with plug pin 8 by screw, and described clutch 7 upper part be circumferentially uniform-distribution with the circular hole that a row matches with this plug pin 8, by described plug pin 8 is inserted in described circular hole, rotate to prevent handwheel 5.
This low noise research of flow regulating valve of sleeve type is also provided with control cabinet 4, and described control cabinet 4 is connected on the housing of described electric cylinder 9 by screw.Described control cabinet 4 is built with stabilized power supply, electric cylinder driver and control circuit board, control cabinet 4 panel is dispersed with operator scheme and selects knob 16, flow adjustment knob 18 and electron tube display screen 17, in control cabinet 4, circuit module is connected with electric cylinder 9 and remote console respectively by cable.
Described spool 15 and valve pocket 3 Spielpassung, adopt Glais ring 14 to seal, spool 15 is connected on valve rod 13 by nut, valve gap 11 is connected on valve body 1 by screw, centre is sealed by O-ring seals 12, and electric cylinder 9 is connected on valve gap 11 by screw, and middle this special envelope 10 of passing through seals.
The utility model, using valve rod 13 and the integral formula structure of electric cylinder 9 putter design and the direct power push-rod as electric cylinder of valve rod 13, reduces the size of flow control valve.Valve pocket 3 of the present utility model adopts porous type tube-in-tube structure, on valve pocket 3, circular hole distribution as shown in Figure 3, concrete arranging rule is as follows: the circular hole 19 that the flow area of valve pocket 3 is 6mm by 4 row 24 row diameters forms, distance of center circle d1=10mm between same row circular hole 19, stagger the distance of d2=5mm in the center of circle of adjacent two row circular holes, row's circular hole 19 of valve pocket 3 lowermost end is apart from the distance d3=7mm bottom valve pocket 3.The utility model passes through by the circular hole on valve pocket through above-mentioned arrangement and designing and calculating, and effectively can reduce operational noise, the flow area achieving flow control valve becomes approximately linear to change with spool aperture, is conducive to realizing linear flow characteristic.The utility model has balance aperture 20 on spool 15, spool about 15 two cavity pressure is balanced, reduces the driving force of spool 15, be conducive to energy saving of system.
In addition, flow control valve of the present utility model can realize three kinds of operator schemes: remote electric control mode, local Electronic control pattern, local emergent MANUAL CONTROL mode, adapt to multiple operating environments, simple to operation.
Principle of the present utility model is as follows: in order to prevent staff's misoperation handwheel 5, under normal circumstances, plug pin 8 is inserted in the circular hole of magnetic clutch 7 upper part circumferencial direction, now to be plugged pin 8 locked for magnetic clutch 7 upper part, because the upper part of magnetic clutch 7 and protective housing 6 are connected, and protective housing 6 is connected with handwheel 5, therefore handwheel 5 can not rotate.
When operator scheme selects knob 16 to get to the remote electric control mode of right position, flow control valve is in remote electric control mode, now control cabinet 4, magnetic clutch 7 and electric cylinder 9 are all in "on" position, magnetic clutch about 7 two-part are separated, the locked motion not affecting electric cylinder 9 of handwheel 5, remote console input instruction flux signal is by conjunction cable input control cabinet 4, after the circuit module process of control cabinet 4 li, again output control signal is passed to electric cylinder 9 by cable, controlling electric cylinder 9 drives spool 15 to move up and down, change modulating valve rate of discharge, modulating valve rate of discharge feedback signal is passed through cable Access Control cabinet 4 simultaneously, and instruction flux signal forms closed loop, thus achieve the accurate control of regulating valve flow.
When operator scheme selects knob 16 to get to the local Electronic control pattern of meta, flow control valve is in local Electronic control pattern, now control cabinet 4, magnetic clutch 7 and electric cylinder 9 are all in "on" position, magnetic clutch about 7 two-part are separated, the locked motion not affecting electric cylinder 9 of handwheel 5, by described flow adjustment knob 18 regulating command flux signal, instruction flux signal is after the circuit module process in control cabinet 4, again output control signal is passed to electric cylinder 9 by cable, controlling electric cylinder 9 drives spool 15 to move up and down, change modulating valve rate of discharge, simultaneously by modulating valve rate of discharge feedback signal Access Control cabinet 4, and instruction flux signal forms closed loop, thus achieve the accurate control of regulating valve flow.
When MANUAL CONTROL mode is met an urgent need in this locality that operator scheme selects knob 16 to get to left position, flow control valve is in local emergent MANUAL CONTROL mode, now control cabinet 4, magnetic clutch 7 and electric cylinder 9 are all in off-position, the adhesive of magnetic clutch about 7 two-part, then plug pin 8 is extracted in the circular hole of magnetic clutch 7 upper part, remove handwheel 5 locking state, by rotating handwheel 5, driving electric cylinder 9 moves, thus drive spool 15 to move up and down, change flow area, thus realize flow regulating function.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a low noise research of flow regulating valve of sleeve type, is characterized in that, this flow control valve comprises valve body (1), valve assembly and Power Component, wherein:
The two ends of this valve body (1) offer snout cavity and outlet plenum respectively, and its top offers top valve port; Described valve assembly inserts in the inner chamber of described valve body (1) by described top valve port, and sealed by the valve gap (11) being fixed on described top valve port, this valve assembly comprises valve seat (2) and valve pocket (3) from the bottom to top successively; The circumferential surface of described valve pocket (3) lower end offers the flow regulating orifices (19) that multiple and described snout cavity is connected with outlet plenum; The inside of described valve pocket (3) is provided with the spool that can slide up and down (15), and the top of this spool (15) is connected with the lower end of valve rod (13); The upper end of described valve rod (13) is connected with described Power Component.
2. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 1, it is characterized in that, described Power Component comprises electric cylinder (9), clutch (7) and handwheel (5), wherein, described electric cylinder (9) is connected with the upper end of described valve rod (13); Described clutch (7) is divided into upper and lower two-part, and wherein, lower part and described electric cylinder (9) are connected, and upper part and protective housing (6) are connected; Described handwheel (5) is connected on this protective housing (6); The housing of described electric cylinder (9) is fixed with plug pin (8), and described clutch (7) upper part be circumferentially provided with the circular hole matched with this plug pin (8), by described plug pin (8) is inserted in described circular hole, rotate to prevent described handwheel (5).
3. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 1 or 2, it is characterized in that, described multiple flow regulating orifices (19) is along the circumferential surface vertical array of described valve pocket (3) lower end, and the diameter of each flow regulating orifices is 6mm; In addition, these flow regulating orifices (19) are divided into 24 row, and the quantity often arranged is four.
4. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 3, it is characterized in that, distance of center circle between the flow regulating orifices (19) being positioned at same row is 10mm, and distance is staggered for 5mm in the centers of circle of the adjacent two described flow regulating orifices of row (19); And the described flow regulating orifices (19) that lowermost end one is arranged is 7mm apart from the distance of described valve pocket (3) bottom surface.
5. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 4, is characterized in that, Spielpassung between described valve pocket (3) and described spool (15), and seals with Glais ring (14).
6. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 2, is characterized in that, described electric cylinder (9) is connected on described valve gap (11) by screw, and by this special envelope (10) sealing.
7. a kind of low noise research of flow regulating valve of sleeve type as claimed in claim 6, is characterized in that, described spool (15) offers balance aperture (20), to make the two cavity pressure balances up and down of described spool (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520406436.0U CN204729637U (en) | 2015-06-12 | 2015-06-12 | A kind of low noise research of flow regulating valve of sleeve type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520406436.0U CN204729637U (en) | 2015-06-12 | 2015-06-12 | A kind of low noise research of flow regulating valve of sleeve type |
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| Publication Number | Publication Date |
|---|---|
| CN204729637U true CN204729637U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520406436.0U Expired - Fee Related CN204729637U (en) | 2015-06-12 | 2015-06-12 | A kind of low noise research of flow regulating valve of sleeve type |
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| CN (1) | CN204729637U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198652A (en) * | 2017-01-31 | 2019-09-03 | 创科（澳门离岸商业服务）有限公司 | Surface cleaning apparatus |
| CN110274064A (en) * | 2019-07-24 | 2019-09-24 | 浙江世亚燃气阀门有限公司 | A kind of novel gas pipeline self-closing valve |
| CN111853306A (en) * | 2020-07-24 | 2020-10-30 | 浙江大学 | Valve core assembly capable of changing inherent valve characteristics, regulating valve and flow control method |
| CN111853342A (en) * | 2020-07-24 | 2020-10-30 | 浙江大学 | Valve core assembly with variable flow characteristic, regulating valve and regulating method of regulating valve |
| CN113738902A (en) * | 2021-08-31 | 2021-12-03 | 中国船舶重工集团公司第七0三研究所 | Built-in filter screen regulating valve |
-
2015
- 2015-06-12 CN CN201520406436.0U patent/CN204729637U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198652A (en) * | 2017-01-31 | 2019-09-03 | 创科（澳门离岸商业服务）有限公司 | Surface cleaning apparatus |
| CN110198652B (en) * | 2017-01-31 | 2022-04-01 | 创科（澳门离岸商业服务）有限公司 | Surface cleaning device |
| CN110274064A (en) * | 2019-07-24 | 2019-09-24 | 浙江世亚燃气阀门有限公司 | A kind of novel gas pipeline self-closing valve |
| CN111853306A (en) * | 2020-07-24 | 2020-10-30 | 浙江大学 | Valve core assembly capable of changing inherent valve characteristics, regulating valve and flow control method |
| CN111853342A (en) * | 2020-07-24 | 2020-10-30 | 浙江大学 | Valve core assembly with variable flow characteristic, regulating valve and regulating method of regulating valve |
| CN111853342B (en) * | 2020-07-24 | 2021-11-02 | 浙江大学 | Valve core assembly with variable flow characteristic, regulating valve and regulating method of regulating valve |
| CN113738902A (en) * | 2021-08-31 | 2021-12-03 | 中国船舶重工集团公司第七0三研究所 | Built-in filter screen regulating valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 |