CN105065683A - Novel air reducing valve - Google Patents
Novel air reducing valve Download PDFInfo
- Publication number
- CN105065683A CN105065683A CN201510426557.6A CN201510426557A CN105065683A CN 105065683 A CN105065683 A CN 105065683A CN 201510426557 A CN201510426557 A CN 201510426557A CN 105065683 A CN105065683 A CN 105065683A
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- CN
- China
- Prior art keywords
- valve
- rod
- novel air
- cavity
- valve body
- 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
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Classifications
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/02—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with screw-spindle
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
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- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
- F16K41/023—Spindle sealings with stuffing-box ; Sealing rings for spindles which only rotate, i.e. non-rising spindles
- F16K41/026—Spindle sealings with stuffing-box ; Sealing rings for spindles which only rotate, i.e. non-rising spindles for rotating valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention discloses a novel air reducing valve and relates to an air decompression device. The novel air pressure reducing valve comprises a valve body, an upper cavity, a lower cavity, a shutoff valve hole, a valve disk and a valve rod. The upper cavity, the lower cavity and the shutoff valve hole are formed in the valve body. The shutoff valve hole is located between the upper cavity and the lower cavity. The valve rod is arranged in the valve body in a penetrating mode. The valve disk is arranged at the bottom of the valve rod. The upper end of the valve rod is connected with a shaft sleeve. A bearing is connected into the shaft sleeve in a sleeved mode and connected with a threaded rod. The lower portion of the threaded rod is a smooth rod body. The top of the valve body is provided with a nut which is in threaded connection with the threaded rod. The outer circle of the nut is provided with an outer gear. The outer gear is engaged with a transmission gear. The transmission gear is connected with a motor through a shaft rod. The inner wall of the upper cavity is provided with a pressure sensor. The pressure sensor is connected with a control panel. The motor is also connected with the control panel. The novel air reducing valve is good in pressure reducing effect, high in adjustment accuracy, simple in structure and low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of air decompressor, be specifically related to a kind of novel air reduction valve.
Background technique:
Reduction valve (reducingvalve) is that the aperture of the open-shut device adopted in control valve body is to regulate the flow of medium, the pressure of medium is reduced, simultaneously by the aperture of the effect adjustment open-shut device of downstream pressure, downstream pressure is kept within the specific limits, and cooling water is sprayed in valve body or after valve, the temperature of medium is reduced, this valve is called decompression desuperheat valve, the feature of this valve, be when inlet pressure constantly changes, keep outlet pressure and temperature value in certain scope.Reduction valve is an indispensable accessory of pneumatic control valve, Main Function is by the pressure of source of the gas and is stabilized to a definite value, so that modulating valve can obtain stable source of the gas power for regulable control, application number is that CN201420488749.0 discloses a kind of high-pressure air reduction valve, comprise main valve and pilot valve, described main valve comprises main valve body and is located at the mangetic core assembly in main valve body; The middle lower portion of main valve body arranges a valve-rod cavity, and middle upper portion arranges a piston cavity, and left side arranges an inlet passage be communicated with valve-rod cavity, and right side arranges an outlet passage; Mangetic core assembly comprises main valve stem, main valve clack, spring and piston ring, and arrange the piston cylinder that bottom surface central authorities are provided with stem through-hole in piston cavity, piston ring is located in piston cavity by this piston cylinder; The bottom surface of left one side of something of this piston cylinder is fitted in the inner bottom surface of piston cavity, between the bottom surface of right one side of something of this piston cylinder and the inner bottom surface of piston cavity, there is a gap and form exhaust cavity, this kind of high-pressure air reduction valve, make piston cavity not participate in the expansion of flowing medium, thus the ice solving outlet side block up problem, but this kind of structure of relief pressure valve complexity, manufacture cost is high, and pressure change situation is not easily observed, control inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of novel air reduction valve, to solve the above-mentioned multinomial defect caused in prior art.
A kind of novel air reduction valve, comprise valve body, epicoele, cavity of resorption, throttling aperture, valve disc and valve rod, described epicoele, cavity of resorption and throttling aperture are located in valve body, described throttling aperture is between epicoele and cavity of resorption, described valve rod wears with in valve body, described valve disc is located at the bottom of valve rod, the upper end of valve rod is connected with axle sleeve, bearing is socketed with in axle sleeve, bearing is connected with screw rod, the bottom of described screw rod is one section of smooth body of rod, the top of valve body is provided with nut and is connected with screw flight, the outer ring of nut is provided with external gear, external gear is engaged with driving gear, driving gear is connected with motor by axostylus axostyle, described upper cavity wall is provided with pressure transducer, pressure transducer is connected with control panel, motor is also connected with control panel.
Preferably, described control panel is provided with display device and button.
Preferably, the joint of the described body of rod and valve body is socketed with seal ring.
Preferably, the inlet end of described throttling aperture is the conical surface, and the top of described valve disc is provided with the plug coordinated with inlet end.
Preferably, described plug is provided with sealing gasket.
The invention has the advantages that: the air reducing valve of this kind of structural design, utilize the outlet pressure in pressure transducer detection epicoele, when occurring that force value changes, described valve rod can move up and down under the drive of motor, and then control the keying of throttling aperture, the outlet pressure in epicoele is made to maintain a comparatively stable value, degree of regulation is high, structure is simple, low cost of manufacture, described control panel is provided with display device and button, be convenient to the size that people observe outlet pressure, and control by button the lifting that motor forward or reverse carrys out regulating valve stem, simple operation, the joint of the described body of rod and valve body is socketed with seal ring, improve the tightness of valve body, the inlet end of described throttling aperture is the conical surface, the top of described valve disc is provided with the plug coordinated with inlet end, described plug is provided with sealing gasket, inlet end adopts the conical surface and sealing gasket by being provided with, further increase the sealing of valve disc.
Accompanying drawing explanation
Fig. 1 is the plan view of a kind of novel air reduction valve of the present invention.
Fig. 2 is the positive view of a kind of novel air reduction valve of the present invention.
Wherein: 1-valve body, 2-epicoele, 3-cavity of resorption, 4-throttling aperture, 5-valve disc, 6-valve rod, 7-axle sleeve, 8-bearing, 9-screw rod, 10-nut, 11-external gear, 12-driving gear, 13-axostylus axostyle, 14-motor, 15-pressure transducer, 16-control panel, 17-display device, 18-button, 19-seal ring, 20-plug, 21-sealing gasket, 22-body of rod.
Embodiment
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the present invention further.
As depicted in figs. 1 and 2, a kind of novel air reduction valve, comprise valve body 1, epicoele 2, cavity of resorption 3, throttling aperture 4, valve disc 5 and valve rod 6, described epicoele 2, cavity of resorption 3 and throttling aperture 4 are located in valve body 1, described throttling aperture 4 is between epicoele 2 and cavity of resorption 3, described valve rod 6 wears with in valve body 1, described valve disc 5 is located at the bottom of valve rod 6, the upper end of valve rod 6 is connected with axle sleeve 7, bearing 8 is socketed with in axle sleeve 7, bearing 8 is connected with screw rod 9, the bottom of described screw rod 9 is one section of smooth body of rod 22, the top of valve body 1 is provided with nut 10 and is threaded with screw rod 9, the outer ring of nut 10 is provided with external gear 11, external gear 11 is engaged with driving gear 12, driving gear 12 is connected with motor 14 by axostylus axostyle 13, described epicoele 2 inwall is provided with pressure transducer 15, pressure transducer 15 is connected with control panel 16, motor 14 is also connected with control panel 16, the air reducing valve of this kind of structural design, pressure transducer 15 is utilized to detect outlet pressure in epicoele 2, when occurring that force value changes, described valve rod 6 can move up and down under the drive of motor, and then control the keying of throttling aperture 4, the outlet pressure in epicoele 2 is made to maintain a comparatively stable value, degree of regulation is high, structure is simple, low cost of manufacture.
It should be noted that described control panel 16 is provided with display device 17 and button 18, be convenient to the size that people observe outlet pressure, and control by button 18 lifting that motor 14 forward or reverse carrys out regulating valve stem 6, simple operation.
In the present embodiment, the described body of rod 22 is socketed with seal ring 19 with the joint of valve body 1, improves the tightness of valve body 1.
In the present embodiment, the inlet end of described throttling aperture 4 is the conical surface, and the top of described valve disc 5 is provided with the plug 20 coordinated with inlet end, and described plug 20 is provided with sealing gasket 21, inlet end adopts the conical surface and sealing gasket 21 by being provided with, further increases the sealing of valve disc 5.
Based on above-mentioned, the air reducing valve of this kind of structural design, pressure transducer 15 is utilized to detect outlet pressure in epicoele 2, when occurring that force value changes, described valve rod 6 can move up and down under the drive of motor, and then controls the keying of throttling aperture 4, the outlet pressure in epicoele 2 is made to maintain a comparatively stable value, degree of regulation is high, and structure is simple, low cost of manufacture.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (5)
1. a novel air reduction valve, it is characterized in that, comprise valve body, epicoele, cavity of resorption, throttling aperture, valve disc and valve rod, described epicoele, cavity of resorption and throttling aperture are located in valve body, described throttling aperture is between epicoele and cavity of resorption, described valve rod wears with in valve body, described valve disc is located at the bottom of valve rod, the upper end of valve rod is connected with axle sleeve, bearing is socketed with in axle sleeve, bearing is connected with screw rod, the bottom of described screw rod is one section of smooth body of rod, the top of valve body is provided with nut and is connected with screw flight, the outer ring of nut is provided with external gear, external gear is engaged with driving gear, driving gear is connected with motor by axostylus axostyle, described upper cavity wall is provided with pressure transducer, pressure transducer is connected with control panel, motor is also connected with control panel.
2. a kind of novel air reduction valve according to claim 1, is characterized in that: described control panel is provided with display device and button.
3. a kind of novel air reduction valve according to claim 1, is characterized in that: the joint of the described body of rod and valve body is socketed with seal ring.
4. a kind of novel air reduction valve according to claim 1, is characterized in that: the inlet end of described throttling aperture is the conical surface, and the top of described valve disc is provided with the plug coordinated with inlet end.
5. a kind of novel air reduction valve according to claim 4, is characterized in that: described plug is provided with sealing gasket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510426557.6A CN105065683A (en) | 2015-07-20 | 2015-07-20 | Novel air reducing valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510426557.6A CN105065683A (en) | 2015-07-20 | 2015-07-20 | Novel air reducing valve |
Publications (1)
Publication Number | Publication Date |
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CN105065683A true CN105065683A (en) | 2015-11-18 |
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ID=54495134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510426557.6A Pending CN105065683A (en) | 2015-07-20 | 2015-07-20 | Novel air reducing valve |
Country Status (1)
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CN (1) | CN105065683A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110985739A (en) * | 2019-12-31 | 2020-04-10 | 扬州瀚泰机械有限公司 | Mining spherical stop valve |
CN111022737A (en) * | 2019-12-23 | 2020-04-17 | 北京七星华创流量计有限公司 | Flow control method and proportional control valve |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4847024U (en) * | 1971-10-04 | 1973-06-20 | ||
CN2854265Y (en) * | 2005-12-01 | 2007-01-03 | 骆成汉 | Intelligent automatic control constant-pressure pressure-reducing valve |
CN201420890Y (en) * | 2009-04-02 | 2010-03-10 | 杭州展德软件技术有限公司 | Electromotive adjusting valve with flow measuring and displaying functions |
CN202972121U (en) * | 2012-12-14 | 2013-06-05 | 佛山市美客医疗科技有限公司 | Electronic flowmeter |
CN103322250A (en) * | 2012-03-23 | 2013-09-25 | 上海井和海船用阀门有限公司 | Air reducing valve for ship |
CN103672147A (en) * | 2013-11-28 | 2014-03-26 | 武汉工程大学 | Fluid pressure-stabilizing regulating valve |
CN204062040U (en) * | 2014-08-28 | 2014-12-31 | 上海阀门厂有限公司 | A kind of high-pressure air reduction valve |
CN204985757U (en) * | 2015-07-20 | 2016-01-20 | 江苏通达船用阀泵有限公司 | Novel air reducing valve |
-
2015
- 2015-07-20 CN CN201510426557.6A patent/CN105065683A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4847024U (en) * | 1971-10-04 | 1973-06-20 | ||
CN2854265Y (en) * | 2005-12-01 | 2007-01-03 | 骆成汉 | Intelligent automatic control constant-pressure pressure-reducing valve |
CN201420890Y (en) * | 2009-04-02 | 2010-03-10 | 杭州展德软件技术有限公司 | Electromotive adjusting valve with flow measuring and displaying functions |
CN103322250A (en) * | 2012-03-23 | 2013-09-25 | 上海井和海船用阀门有限公司 | Air reducing valve for ship |
CN202972121U (en) * | 2012-12-14 | 2013-06-05 | 佛山市美客医疗科技有限公司 | Electronic flowmeter |
CN103672147A (en) * | 2013-11-28 | 2014-03-26 | 武汉工程大学 | Fluid pressure-stabilizing regulating valve |
CN204062040U (en) * | 2014-08-28 | 2014-12-31 | 上海阀门厂有限公司 | A kind of high-pressure air reduction valve |
CN204985757U (en) * | 2015-07-20 | 2016-01-20 | 江苏通达船用阀泵有限公司 | Novel air reducing valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111022737A (en) * | 2019-12-23 | 2020-04-17 | 北京七星华创流量计有限公司 | Flow control method and proportional control valve |
CN110985739A (en) * | 2019-12-31 | 2020-04-10 | 扬州瀚泰机械有限公司 | Mining spherical stop valve |
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C06 | Publication | ||
PB01 | Publication | ||
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Application publication date: 20151118 |