CN106439188A - Electronic adjusting ejector pin type proportional valve - Google Patents
Electronic adjusting ejector pin type proportional valve Download PDFInfo
- Publication number
- CN106439188A CN106439188A CN201611119700.8A CN201611119700A CN106439188A CN 106439188 A CN106439188 A CN 106439188A CN 201611119700 A CN201611119700 A CN 201611119700A CN 106439188 A CN106439188 A CN 106439188A
- Authority
- CN
- China
- Prior art keywords
- needle
- valve
- valve body
- motor
- electrical adjustment
- 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
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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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
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses an electronic adjusting ejector pin type proportional valve which comprises a valve body. The valve body comprises a front valve body and a rear valve body which are in bolted connection, a motor, a transmission mechanism and a valve needle are arranged in the valve body, the motor is connected with the transmission mechanism, and the transmission mechanism is connected with the valve needle in a threaded manner. The electronic adjusting ejector pin type proportional valve is simple in structure, reasonable in design, easy to control, low in production cost and long in service life.
Description
Technical field
The invention belongs to valve technology field, and in particular to a kind of electrical adjustment thimble-type proportioning valve, for liquid or gas
The flow-control of body.
Background technology
Ejector pin valve is one kind of choke valve, and degree of regulation is higher, and the valve of ejector pin valve is in needle-like, along liquid or gas side
To action, change flow section product, in order to block or adjust flow.
Ejector pin valve is a kind of reset valve, and its valve plug is that aciculiform, reset valve requires that valve port unlatching becomes larger, and opens from closing to
Open maximum continuously fine to adjust, needle plug can realize this function, needle plug generally uses the steel through quenching
Minute hand processed, and the valve seat soft materials such as stannum, copper are made, needle is to rely on its conical surface to be fitted close to reach with the sealing of valve base chamber
Arrive, the taper of needle has 1:50 and 60 two kinds of cone angles, poppet surface will be through fine gtinding.
Ejector pin valve adopts manual modulation valve pin at present, and production cost is high, and service life is short, by transporting before and after screw thread rotation
Dynamic, needle has friction with valve body, easy gas leakage, it is impossible to changes with air inlet and the pressure reduction that gives vent to anger automatically and adjusts tolerance.
Content of the invention
For prior art deficiency, the invention provides a kind of simple structure, reasonable in design, be easily manipulated, production cost
The electrical adjustment thimble-type proportioning valve of low, long service life.
For realizing goal of the invention, the present invention is employed the following technical solutions：
A kind of electrical adjustment thimble-type proportioning valve, including valve body, the valve body includes front valve shell and rear valve body, the front valve shell with
Rear valve body bolt connection, is provided with motor, drive mechanism and needle, the motor connection drive mechanism, the biography in the valve body
Motivation structure is threadeded with needle.
Preferably, the drive mechanism includes little gear and gear wheel, the motor connection little gear, the little gear with
Gear wheel is engaged, and is provided with female thread in the gear wheel, and the needle is provided with external screw thread, and the gear wheel is with needle screw thread even
Connect.
Preferably, the drive mechanism includes worm gear and worm screw, the motor connection worm screw, and the worm and wheel is nibbled
Close, in the worm gear, female thread is provided with, the needle is provided with external screw thread, and the worm gear is threadeded with needle.
Preferably, the motor is that hollow-cup motor, the hollow-cup motor is by miniature planetary reducer and driver
Structure connects.
Preferably, the front valve shell end is provided with groove, and the groove is embedded with position detection block, the position detection block
It is fixed by screws in the groove of front valve shell.
Preferably, in the position detection block, hall detector is provided with, the hall detector is corresponding with needle position.
Preferably, the valve body is supporting is provided with panel, and the panel is provided with CPU, MEMS pressure sensor and temperature
Degree sensor, the CPU can transfer regulation uninterrupted with the positive and negative of controlled motor, carry out flow by pressure, temperature detection
Compensation, can also be docked with other control system by communication.
Preferably, admission pressure detection mouth and outlet pressure detection mouth are additionally provided with, by trachea and control on the rear valve body
MEMS pressure sensor connection in making sheet.
The invention has the beneficial effects as follows：
1. drive tapered needle valve to move forward and backward by gear train or worm and gear group, change the section that liquid or gas are flowed through
Product, so as to adjust flow, it is to avoid the friction of needle and cavity, substantially prolongs the service life of valve body；
2. feedback needle position is detected by high-precision Hall, confirm current needle position and sectional area, it is to avoid be numerous and diverse
Detection process, can accurately manipulate, reduce production cost；
3. inlet pressure and gas outlet pressure are detected by MEMS pressure sensor, according to the public affairs of pressure reduction, sectional area and flow
Formula, calculates present flow rate and recompenses, and operational module is external, can be integrated into any control system, very convenient；
4. needle be driven through the hollow-cup motor with miniature planetary reducer again through gear train or worm and gear group, will
The convert rotational motion of motor is moved forward and backward for needle, it is easy to manipulated.
Description of the drawings
Fig. 1 is the explosive view of the present invention；
In figure：1st, front valve shell；2nd, rear valve body；3rd, motor；4th, needle；5th, little gear；6th, gear wheel；7th, position detection block；8th, enter
Atmospheric pressure detection mouth；9th, outlet pressure detection mouth.
Specific embodiment
By specific embodiment, the present invention is further illustrated below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of electrical adjustment thimble-type proportioning valve, including valve body, the valve body includes front valve shell 1 and rear valve body 2,
The front valve shell 1 and 2 bolt connection of rear valve body, are provided with motor 3, drive mechanism and needle 4 in the valve body, the motor 3 is even
Drive mechanism is connect, the drive mechanism is threadeded with needle 4, the drive mechanism includes little gear 5 and gear wheel 6, described
Motor 3 connects little gear 5, and the little gear 5 is engaged with gear wheel 6, is provided with female thread in the gear wheel 6, and the needle 4 sets
There is external screw thread, the gear wheel 6 is threadeded with needle 4, the motor 3 is that hollow-cup motor, the hollow-cup motor passes through
Miniature planetary reducer is connected with drive mechanism, and 1 end of the front valve shell is provided with groove, and the groove is embedded with position detection block
7, the position detection block 7 is fixed by screws in the groove of front valve shell 1, is provided with Hall detection in the position detection block 7
Device, the hall detector is corresponding with 4 position of needle, and the valve body is supporting to be provided with panel, and the panel is provided with CPU,
MEMS pressure sensor and temperature sensor, the CPU can transfer regulation uninterrupted with the positive and negative of controlled motor, by pressure
Power, temperature detection carry out flow-compensated, can also be docked with other control system by communication, on the rear valve body 2 also
Admission pressure detection mouth 8 and outlet pressure detection mouth 9 is provided with, is connected with the MEMS pressure sensor on panel by trachea.
Embodiment 2
As shown in figure 1, a kind of electrical adjustment thimble-type proportioning valve, including valve body, the valve body includes front valve shell 1 and rear valve body 2,
The front valve shell 1 and 2 bolt connection of rear valve body, are provided with motor 3, drive mechanism and needle 4 in the valve body, the motor 3 is even
Drive mechanism is connect, the drive mechanism is threadeded with needle 4, the drive mechanism includes worm gear and worm screw, the motor 3 is even
Connect worm screw, worm and wheel engagement, be provided with female thread in the worm gear, the needle 4 is provided with external screw thread, the worm gear with
Needle 4 is threaded, and the motor 3 is that hollow-cup motor, the hollow-cup motor is by miniature planetary reducer and driver
Structure connects, and 1 end of the front valve shell is provided with groove, and the groove is embedded with position detection block 7, and the position detection block 7 passes through
Screw is fixed in the groove of front valve shell 1, is provided with hall detector in the position detection block 7, the hall detector and valve
4 position of pin corresponds to, and the valve body is supporting to be provided with panel, and the panel is provided with CPU, and MEMS pressure sensor and temperature are passed
Sensor, the CPU can transfer regulation uninterrupted with the positive and negative of controlled motor, carried out by pressure, temperature detection flow-compensated,
Can also be docked with other control system by communication, admission pressure detection mouth 8 is additionally provided with the rear valve body 2 and is given vent to anger
Pressure detecting mouth 9, is connected with the MEMS pressure sensor on panel by trachea.
Operation principle：
In electrical adjustment thimble-type proportioning valve work process, when traffic requirement becomes big, motor receives positive rotaring signal and drives little gear
Rotate counterclockwise, gear wheel is synchronous to operate clockwise, the female thread in gear wheel is fitted close with external screw thread on needle, canine tooth
Operating drives needle to be moved rearwards by wheel clockwise, and the sectional area between needle and cavity becomes big, and liquid or gas flow increase；Phase
Instead, when traffic requirement diminishes, motor receives reverse signal and drives little gear to rotate clockwise, and gear wheel is synchronous to operate counterclockwise,
External screw thread on female thread in gear wheel and needle is fitted close, and gear wheel is operated drive needle forward movement counterclockwise, valve
Sectional area between pin and cavity becomes big, and liquid or gas flow increase.
The specific embodiment of the present invention is the foregoing is only, but the architectural feature of the present invention is not limited thereto, the present invention
Can be used on similar product, any those skilled in the art is in the field of the invention, and the change that is made or modification are all
Cover among the scope of the claims of the present invention.
Claims (8)
1. a kind of electrical adjustment thimble-type proportioning valve, including valve body, the valve body includes front valve shell and rear valve body, the front valve shell
With rear valve body bolt connection, it is characterised in that：Motor, drive mechanism and needle is provided with the valve body, and the motor connection is passed
Motivation structure, the drive mechanism is threadeded with needle.
2. electrical adjustment thimble-type proportioning valve as claimed in claim 1, it is characterised in that：The drive mechanism includes little gear
And gear wheel, the motor connection little gear, the little gear is engaged with gear wheel, is provided with female thread, institute in the gear wheel
State needle and external screw thread is provided with, the gear wheel is threadeded with needle.
3. electrical adjustment thimble-type proportioning valve as claimed in claim 1, it is characterised in that：The drive mechanism include worm gear and
Worm screw, the motor connection worm screw, the worm and wheel engagement, female thread is provided with the worm gear, the needle is provided with outer
Screw thread, the worm gear is threadeded with needle.
4. electrical adjustment thimble-type proportioning valve as claimed in claim 1, it is characterised in that：The motor is hollow-cup motor,
The hollow-cup motor is connected with drive mechanism by miniature planetary reducer.
5. the electrical adjustment thimble-type proportioning valve as described in claims 1 to 3 is arbitrary, it is characterised in that：The front valve shell end
Groove is provided with, the groove is embedded with position detection block, the position detection block is fixed by screws in the groove of front valve shell.
6. electrical adjustment thimble-type proportioning valve as claimed in claim 5, it is characterised in that：It is provided with suddenly in the position detection block
That detector, the hall detector is corresponding with needle position.
7. electrical adjustment thimble-type proportioning valve as claimed in claim 6, it is characterised in that：The valve body is supporting to be provided with control
Plate, the panel is provided with CPU, MEMS pressure sensor and temperature sensor, and the CPU can be with the rotating of controlled motor
To adjust uninterrupted, carried out by pressure, temperature detection flow-compensated, by communication can also carry out with other control system
Docking.
8. electrical adjustment thimble-type proportioning valve as claimed in claim 7, it is characterised in that：Air inlet is additionally provided with the rear valve body
Pressure detecting mouth and outlet pressure detection mouth, are connected with the MEMS pressure sensor on panel by trachea.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611119700.8A CN106439188A (en) | 2016-12-08 | 2016-12-08 | Electronic adjusting ejector pin type proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611119700.8A CN106439188A (en) | 2016-12-08 | 2016-12-08 | Electronic adjusting ejector pin type proportional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106439188A true CN106439188A (en) | 2017-02-22 |
Family
ID=58216212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611119700.8A Pending CN106439188A (en) | 2016-12-08 | 2016-12-08 | Electronic adjusting ejector pin type proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106439188A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296826A (en) * | 2019-05-14 | 2019-10-01 | 玉环市国达阀门有限公司 | A kind of inflation valve detection device |
| CN112393017A (en) * | 2020-12-03 | 2021-02-23 | 珠海优特电力科技股份有限公司 | Valve sensor capable of adjusting initial position |
| CN113565991A (en) * | 2021-06-28 | 2021-10-29 | 福建农林大学 | Shell of water mixing valve and water mixing valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762019A (en) * | 2009-10-26 | 2010-06-30 | 杭州六易科技有限公司 | Water outlet device capable of automatically adjusting temperature |
| CN203023512U (en) * | 2012-12-13 | 2013-06-26 | 浙江德凌电器有限公司 | Water flow regulating valve |
| KR20160071147A (en) * | 2014-12-11 | 2016-06-21 | 이래오토모티브시스템 주식회사 | EGR valve device |
| CN205678155U (en) * | 2016-06-17 | 2016-11-09 | 嵊州市龙威阀门有限公司 | A kind of gate valve |
| CN206268577U (en) * | 2016-12-08 | 2017-06-20 | 杭州新箭电子有限公司 | A kind of electrical adjustment thimble-type proportioning valve |
-
2016
- 2016-12-08 CN CN201611119700.8A patent/CN106439188A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762019A (en) * | 2009-10-26 | 2010-06-30 | 杭州六易科技有限公司 | Water outlet device capable of automatically adjusting temperature |
| CN203023512U (en) * | 2012-12-13 | 2013-06-26 | 浙江德凌电器有限公司 | Water flow regulating valve |
| KR20160071147A (en) * | 2014-12-11 | 2016-06-21 | 이래오토모티브시스템 주식회사 | EGR valve device |
| CN205678155U (en) * | 2016-06-17 | 2016-11-09 | 嵊州市龙威阀门有限公司 | A kind of gate valve |
| CN206268577U (en) * | 2016-12-08 | 2017-06-20 | 杭州新箭电子有限公司 | A kind of electrical adjustment thimble-type proportioning valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296826A (en) * | 2019-05-14 | 2019-10-01 | 玉环市国达阀门有限公司 | A kind of inflation valve detection device |
| CN112393017A (en) * | 2020-12-03 | 2021-02-23 | 珠海优特电力科技股份有限公司 | Valve sensor capable of adjusting initial position |
| CN112393017B (en) * | 2020-12-03 | 2022-06-28 | 珠海优特电力科技股份有限公司 | Valve sensor capable of adjusting initial position |
| CN113565991A (en) * | 2021-06-28 | 2021-10-29 | 福建农林大学 | Shell of water mixing valve and water mixing valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |