CN102777644A - Straight-flow regulating valve - Google Patents
Straight-flow regulating valve Download PDFInfo
- Publication number
- CN102777644A CN102777644A CN2012102624570A CN201210262457A CN102777644A CN 102777644 A CN102777644 A CN 102777644A CN 2012102624570 A CN2012102624570 A CN 2012102624570A CN 201210262457 A CN201210262457 A CN 201210262457A CN 102777644 A CN102777644 A CN 102777644A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- rod
- direct current
- spool
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 title abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000008878 coupling Effects 0.000 claims description 53
- 238000010168 coupling process Methods 0.000 claims description 53
- 238000005859 coupling reaction Methods 0.000 claims description 53
- 238000005304 joining Methods 0.000 claims description 22
- 230000000295 complement effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 18
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a straight-flow regulating valve which belongs to the technical field of valve manufacturing, aiming at solving problems that the passage of valve body of the existing regulating valve is winding, the resistance is great when liquid passes through, etc. The straight-flow regulating valve comprises a valve body, wherein a hollow cavity is formed in the valve body; a water inlet and a water outlet are respectively arranged at the left side and the right side of the valve body; a valve core is arranged in the valve body; the inner end of a valve rod is connected with the valve core, and an outer end stretches out of the valve body and is connected with a hand wheel; a connecting rod which is in threaded connection with the valve body is arranged on the valve core and is arranged along a connecting line between the water inlet and the water outlet of the valve body; the valve rod is vertical to the connecting rod, and a worm rod is arranged on the valve rod; a turbine which is meshed with the worm rod is fixedly connected in the valve body along an axial direction; and the turbine is fixedly connected with the connecting rod along a peripheral direction. The straight-flow regulating valve has the characteristics of low resistance and strong flowing ability when the fluid passes through the valve body.
Description
Technical field
The invention belongs to technical field of valve manufacturing, relate to a kind of modulating valve, particularly a kind of direct current type modulating valve.
Background technique
In the automatic control of modern chemical industry factory; Modulating valve plays crucial effect; Through accepting to regulate the control signal of control unit output, remove to change process parameters such as rate-of flow, pressure, temperature, liquid level by power operation, reach the correct distribution and the control of medium.
Modulating valve generally comprises inner the be valve body of cavity, spool, valve rod and handwheel; Spool is positioned at valve body; The inner of valve rod links to each other with spool, and the outer end of valve rod is stretched out outside the valve body and linked to each other with handwheel, and a side of valve body is a water intake; Opposite side is a water outlet; The shape of existing valve body generally all is T type or inclined, and fluid gets into flow through spool, valve core case from the water intake of valve body lower portion and goes out from the water outlet on valve body top, perhaps fluid from the water intake on valve body top get into the spool of flowing through, valve core case flows out from the water outlet of valve body lower portion.
But the valve body of this kind structure is when fluid process valve body, because the passage of valve inner is tortuous; Fluid gets into and to impact valve interior wall earlier behind the valve body and change direction, flow to spool, valve core case after, impact valve interior wall once more and change direction; Make fluid in the valve body of flowing through, the resistance that runs into is big, and fluid flow has some setbacks; Negotiability is poor, and phenomenons such as meeting generation eddy current, turbulent flow cause damage to the internal surface of valve in the valve body.
Summary of the invention
The objective of the invention is provides the direct current type that a kind of resistance coefficient is little, negotiability is strong modulating valve to the problems referred to above that exist in the existing technology.
The object of the invention can be realized through following technical proposal: a kind of direct current type modulating valve, comprise that inside is the valve body of cavity, and the left and right sides of valve body is respectively water intake and water outlet; Have spool in the said valve body, valve rod is inner to link with spool, and the valve rod outer end stretches out valve body and handwheel links; It is characterized in that; Have the coupling rod that is threaded with valve body and coupling rod on the described spool along line direction setting between valve inleting water mouth and the water outlet, above-mentioned valve rod and coupling rod are perpendicular, have worm screw on the said valve rod; Axially be fixedly connected with the worm gear that is meshed with above-mentioned worm screw in the said valve body, said worm gear and above-mentioned coupling rod circumferentially are connected.
Have coupling rod on the spool of this direct current type modulating valve, coupling rod is threaded with valve body, and coupling rod is provided with along the water intake of valve body and the line direction between the water outlet; And coupling rod and valve rod are perpendicular, and promptly the water intake of valve body and water outlet are to be on the straight line, and fluid is when flowing to valve body; Fluid flows along beeline channel; The resistance that receives is little, and it is smooth and easy to flow, and negotiability is strong.Have worm screw on the valve rod, axially be fixed with worm gear in the valve body, worm gear is meshed with worm screw; Rotatable handle, handle drive valve rod, worm screw is rotated, and worm screw drives the worm gear rotation; Change sense of rotation, because worm gear and coupling rod circumferentially are connected the rotation of worm gear drives coupling rod; Always drive spool and move axially, the function that makes spool play unlatching, close and control along valve body.
In above-mentioned a kind of direct current type modulating valve, have joining plate in the described valve body, above-mentioned worm-wheel shaft is to connecting firmly on joining plate.Joining plate is connected with valve body mutually, is that worm gear is connected in the carrier on the valve body, and worm-wheel shaft is to connecting firmly on joining plate, and linking with worm screw reaches the purpose that changes the handwheel transmission direction.
In above-mentioned a kind of direct current type modulating valve, have coupling tunnel in the described valve body, have tapped hole on the said coupling tunnel, above-mentioned coupling rod is positioned at coupling tunnel and both are threaded.Have outside thread on the coupling rod, it is threaded and is located in the tapped hole of coupling tunnel in the valve body, and coupling rod is linked to each other with the coupling tunnel screw thread.
In above-mentioned a kind of direct current type modulating valve, described coupling tunnel connects firmly on joining plate.Coupling tunnel is connected on the joining plate, and coupling tunnel is fixed in the valve body, thereby coupling rod and spool are positioned in the valve body.
In above-mentioned a kind of direct current type modulating valve, described coupling tunnel end has laterally the connecting base of protrusion, and a fastening piece is through on connecting base and the joining plate coupling tunnel is connected with joining plate mutually.Be through on connecting base and the joining plate through fastening piece coupling tunnel is connected with joining plate mutually, coupling tunnel is fixed in the valve body, simple in structure.
In above-mentioned a kind of direct current type modulating valve, described coupling rod and spool are integral structure.Integral structure structural stability, spool be during by fluid impact, good stability.
In above-mentioned a kind of direct current type modulating valve, described spool sidepiece has seal ring.Seal ring has strengthened the sealability of valve, and when valve was in closed condition, fluid can not be from the slit seepage between valve body and the spool.
In above-mentioned a kind of direct current type modulating valve, described spool end has the guide rod that is shaft-like, has guiding element in the said valve body, and above-mentioned guide rod is through at the guiding element place.The existence of guide rod and guiding element has strengthened the stability of spool, even valve body inner fluid flow is bigger, fluid is bigger to the impact force of spool, and spool can not rock yet, and noise is little, and the precision of spool control flow rate is high.
In above-mentioned a kind of direct current type modulating valve, described guiding element is strip and has the pilot hole that is complementary with guide rod above that, and above-mentioned guide rod is positioned at the pilot hole place.Guide rod and pilot hole are complementary, basic drive fit, and guide rod is arranged in pilot hole, makes spool when mobile, plays the location and makes the more stable effect of spool.
Compared with prior art, a kind of direct current type modulating valve provided by the invention has the following advantages:
1, the water intake of this direct current type modulating valve and water outlet are on the same straight line, flow along beeline channel when fluid is flowed through valve body, and the resistance that receives is little, and it is smooth and easy to flow, and negotiability is strong.
2, this direct current type modulating valve passes through the moving direction of worm gear and worm screw change spool, and is simple in structure.
3, be fixed with guiding element on the valve body of this direct current type modulating valve, have guide rod on the spool, guide rod is arranged in the pilot hole of guiding element, makes the stability of spool better.
Description of drawings
Fig. 1 is the overall structure sectional view of this direct current type modulating valve.
Fig. 2 is the right elevation of this direct current type modulating valve.
Among the figure, 1, valve body; 2, water intake; 3, water outlet; 4, spool; 5, valve rod; 6, handwheel; 7, coupling rod; 8, worm screw; 9, worm gear; 10, joining plate; 11, coupling tunnel; 12, tapped hole; 13, connecting base; 14, fastening piece; 15, seal ring; 16, guide rod; 17, guiding element; 18, pilot hole.
Embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technological scheme of the present invention is done further to describe, but the present invention is not limited to these embodiments.
As shown in Figure 1, direct current type modulating valve provided by the invention comprises valve body 1, spool 4, valve rod 5 and handwheel 6 etc., and the inside of valve body 1 is cavity; Its left side is a water intake 2, and the right side is a water outlet 3, and the outer end of valve rod 5 is stretched out outside the valve body 1 and handwheel 6 links; Valve rod 5 is positioned on the end of valve body 1 and has worm screw 8, and the left side of worm screw 8 has joining plate 10, and joining plate 10 is connected with valve body 1 mutually; The left side of joining plate 10 is fixed with coupling tunnel 11; One end of coupling tunnel 11 has tapped hole 12, and the end of the other end has the connecting base 13 of protrusion laterally, has attachment hole on the connecting base 13; The attachment hole that passes on the connecting base 13 through fastening piece 14 makes coupling tunnel 11 be connected mutually with joining plate 10, and fastening piece 14 of the present invention is a screw.The opposite side of joining plate 10 axially is fixed with worm gear 9; As shown in Figure 2, worm gear 9 is meshed with worm screw 8, when handwheel 6 drives valve rod 5, worm screw 8 rotations; Worm screw 8 drives worm gears 9 rotations, the circumference of valve rod 5 is rotatablely moved become worm gear 9 rotatablely moving along valve rod 5 axial directions.
Spool 4 is integral structures with coupling rod 7; The outside of coupling rod 7 has screw thread, and coupling rod 7 is provided with along the line direction between valve body 1 water intake 2 and the water outlet 3, and coupling rod 7 is perpendicular with valve rod 5; Coupling rod 7 screw threads are located in the tapped hole 12 of coupling tunnel 11; And the other end of coupling rod 7 and worm gear 9 circumferentially are connected, and this kind structure makes rotatablely moving of handwheel 6 be converted into the left and right sides translational motion of spool 4.
The sidepiece of spool 4 has seal ring 15, and when valve was in closed condition, seal ring 15 anti-fluid were from the slit seepage between spool 4 and the valve body 1, good seal performance.The end of spool 4 has the guide rod 16 that is shaft-like, has the guiding element 17 that is strip in the valve body 1, has the pilot hole 18 that is complementary with guide rod 16 on the guiding element 17; Guide rod 16 is located in the pilot hole 18; Guide rod 16 and pilot hole 18 basic drive fits, even the fluid impact power that spool 4 receives is bigger, spool 4 can not rock yet; Good stability, noise is little.
Direct current type modulating valve provided by the invention makes spool 4 become left and right sides translational motion from of the prior art moving up and down through worm screw 8 and worm gear 9; Thereby the water outlet 3 of realizing valve body 1 is located along the same line with water intake 2; Resistance when reducing fluid and flowing through in the valve body 1; Improved the negotiability of fluid, made the performance of adjusting and distribution of modulating valve good, precision is high.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as valve body 1, water intake 2, water outlet 3, spool 4, valve rod 5, handwheel 6, coupling rod 7, worm screw 8, worm gear 9, joining plate 10, coupling tunnel 11, tapped hole 12, connecting base 13, fastening piece 14, seal ring 15, guide rod 16, guiding element 17, pilot hole 18 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (9)
1. direct current type modulating valve; Comprise that inside is that the valve body of cavity (1), the left and right sides of valve body (1) are respectively water intake (2) and water outlet (3), have spool (4) in the said valve body (1); Valve rod (5) is inner to link with spool (4); Valve rod (5) outer end is stretched out valve body (1) and is linked with handwheel (6), it is characterized in that, has the coupling rod (7) and the coupling rod (7) that are threaded with valve body (1) on the described spool (4) and is provided with along line direction between valve body (1) water intake (2) and the water outlet (3); Above-mentioned valve rod (5) is perpendicular with coupling rod (7); Have worm screw (8) on the said valve rod (5), axially be fixedly connected with the worm gear (9) that is meshed with above-mentioned worm screw (8) in the said valve body (1), said worm gear (9) circumferentially is connected with above-mentioned coupling rod (7).
2. direct current type modulating valve according to claim 1 is characterized in that, has joining plate (10) in the described valve body (1), and above-mentioned worm gear (9) axially connects firmly on joining plate (10).
3. direct current type modulating valve according to claim 2; It is characterized in that; Have coupling tunnel (11) in the described valve body (1), have tapped hole (12) on the said coupling tunnel (11), above-mentioned coupling rod (7) is positioned at coupling tunnel (11) and both are threaded.
4. direct current type modulating valve according to claim 2 is characterized in that, described coupling tunnel (11) connects firmly on joining plate (10).
5. direct current type modulating valve according to claim 3; It is characterized in that; Described coupling tunnel (11) end has laterally the connecting base (13) of protrusion, and a fastening piece (14) is through on connecting base (13) and the joining plate (10) coupling tunnel (11) is connected with joining plate (10) mutually.
6. according to claim 1 or 2 or 3 or 4 or 5 described direct current type modulating valve, it is characterized in that described coupling rod (7) is an integral structure with spool (4).
7. according to claim 1 or 2 or 3 or 4 or 5 described direct current type modulating valve, it is characterized in that described spool (4) sidepiece has seal ring (15).
8. according to claim 1 or 2 or 3 or 4 or 5 described direct current type modulating valve; It is characterized in that; Described spool (4) end has the guide rod (16) that is shaft-like, has guiding element (17) in the said valve body (1), and above-mentioned guide rod (16) is through at guiding element (17) and locates.
9. direct current type modulating valve according to claim 8 is characterized in that, described guiding element (17) is strip and has the pilot hole (18) that is complementary with guide rod (16) above that, and above-mentioned guide rod (16) is positioned at pilot hole (18) and locates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210262457 CN102777644B (en) | 2012-07-26 | 2012-07-26 | Straight-flow regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210262457 CN102777644B (en) | 2012-07-26 | 2012-07-26 | Straight-flow regulating valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102777644A true CN102777644A (en) | 2012-11-14 |
| CN102777644B CN102777644B (en) | 2013-12-25 |
Family
ID=47122675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210262457 Expired - Fee Related CN102777644B (en) | 2012-07-26 | 2012-07-26 | Straight-flow regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102777644B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966743A (en) * | 2012-11-21 | 2013-03-13 | 邓连友 | Thrust valve |
| CN106870810A (en) * | 2017-04-11 | 2017-06-20 | 无锡沪东麦斯特环境科技股份有限公司 | A kind of built-in instant decompression release device |
| CN107842630A (en) * | 2017-11-27 | 2018-03-27 | 哈工大机器人（合肥）国际创新研究院 | Worm type double on and off valve |
| CN114776853A (en) * | 2022-03-18 | 2022-07-22 | 衢州学院 | Worm-gear type overflow valve with wide pressure regulating range and strong pollution resistance |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0066795A1 (en) * | 1981-06-01 | 1982-12-15 | Alsthom | Fast closing valve for a compressible fluid |
| GB2166847A (en) * | 1984-05-21 | 1986-05-14 | Alfoeldi Koeolajipari Gepgyar | Axial flow valve |
| US6216721B1 (en) * | 1999-01-26 | 2001-04-17 | Bermad | Axial control valve |
| CN2623984Y (en) * | 2003-07-15 | 2004-07-07 | 李再成 | Conical multifunctional energy-saving valve |
| CN101294627A (en) * | 2007-04-29 | 2008-10-29 | 刘敬善 | High-pressure condensation water level control valve |
| CN201318492Y (en) * | 2008-08-28 | 2009-09-30 | 浙江凯瑞特阀业有限公司 | Throttling stop valve |
| CN202790743U (en) * | 2012-07-26 | 2013-03-13 | 卓旦春 | Direct-flow regulating valve |
-
2012
- 2012-07-26 CN CN 201210262457 patent/CN102777644B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0066795A1 (en) * | 1981-06-01 | 1982-12-15 | Alsthom | Fast closing valve for a compressible fluid |
| GB2166847A (en) * | 1984-05-21 | 1986-05-14 | Alfoeldi Koeolajipari Gepgyar | Axial flow valve |
| US6216721B1 (en) * | 1999-01-26 | 2001-04-17 | Bermad | Axial control valve |
| CN2623984Y (en) * | 2003-07-15 | 2004-07-07 | 李再成 | Conical multifunctional energy-saving valve |
| CN101294627A (en) * | 2007-04-29 | 2008-10-29 | 刘敬善 | High-pressure condensation water level control valve |
| CN201318492Y (en) * | 2008-08-28 | 2009-09-30 | 浙江凯瑞特阀业有限公司 | Throttling stop valve |
| CN202790743U (en) * | 2012-07-26 | 2013-03-13 | 卓旦春 | Direct-flow regulating valve |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966743A (en) * | 2012-11-21 | 2013-03-13 | 邓连友 | Thrust valve |
| CN102966743B (en) * | 2012-11-21 | 2014-07-23 | 邓连友 | Thrust valve |
| CN106870810A (en) * | 2017-04-11 | 2017-06-20 | 无锡沪东麦斯特环境科技股份有限公司 | A kind of built-in instant decompression release device |
| CN107842630A (en) * | 2017-11-27 | 2018-03-27 | 哈工大机器人（合肥）国际创新研究院 | Worm type double on and off valve |
| CN114776853A (en) * | 2022-03-18 | 2022-07-22 | 衢州学院 | Worm-gear type overflow valve with wide pressure regulating range and strong pollution resistance |
| CN114776853B (en) * | 2022-03-18 | 2023-04-25 | 衢州学院 | Worm-gear overflow valve with wide pressure regulating range and strong pollution resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102777644B (en) | 2013-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103133701B (en) | A kind of electrodynamic valve | |
| CN102777644A (en) | Straight-flow regulating valve | |
| CN202867949U (en) | One-way check valve | |
| CN203614841U (en) | One-way throttling valve | |
| CN205859196U (en) | The valve body of regulating flow quantity | |
| CN202790743U (en) | Direct-flow regulating valve | |
| CN104633150A (en) | Lifting type valve with variable water diversion quantity | |
| CN111255702A (en) | Double-water-flow-control water flow supercharging device | |
| CN207333759U (en) | A kind of durable type Pneumatic single-seat regulating valve with strong leakproofness | |
| CN203051830U (en) | Adjusting ball valve | |
| CN203146860U (en) | Multifunctional control valve for pipeline connection | |
| CN201731134U (en) | Pressure reducing valve | |
| CN204533555U (en) | A kind of valve | |
| CN114689130A (en) | Gas flowmeter with regulatory function | |
| CN203431209U (en) | Flexible blade unit module for combined air valve | |
| CN209370495U (en) | Electric expansion valve | |
| CN201121722Y (en) | Novel sluice valve | |
| CN207393964U (en) | A kind of shut-off valve | |
| CN220706439U (en) | On-off self-cleaning axial flow valve | |
| CN104847258B (en) | A kind of all-metal screw drilling tool | |
| CN206386503U (en) | Hydraulic control plug valve | |
| CN206299823U (en) | A kind of low torque natural gas fixing ball valve | |
| CN206592565U (en) | Stainless steel lengthens welding ball valve | |
| CN203453512U (en) | Adjusting pipe sleeve valve | |
| CN211951462U (en) | PP-R high flow stop valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: VOLDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Free format text: FORMER OWNER: ZHUO DANCHUN Effective date: 20140410 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 317608 TAIZHOU, ZHEJIANG PROVINCE TO: 223900 SUQIAN, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140410 Address after: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee after: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. Address before: Taizhou City, Zhejiang province 317608 Yuhuan County Lu Pu Industrial Park Zhejiang woerda Copper Co. Ltd. Patentee before: Zhuo Danchun |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170301 Address after: Jiangdong Road Jianye District of Nanjing City, Jiangsu province 210019 C Wanda Center No. 108 Room 501 Patentee after: Jiangsu Wo Hui Industrial Technology Group Limited Address before: Suqian City, Jiangsu province Shuang'gou 223900 west of Sihong County Economic Development Zone No. 388 Patentee before: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20180726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |