CN204756092U - Electron guide pneumatic valve - Google Patents
Electron guide pneumatic valve Download PDFInfo
- Publication number
- CN204756092U CN204756092U CN201520552779.8U CN201520552779U CN204756092U CN 204756092 U CN204756092 U CN 204756092U CN 201520552779 U CN201520552779 U CN 201520552779U CN 204756092 U CN204756092 U CN 204756092U
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- China
- Prior art keywords
- main valve
- valve plug
- valve body
- valve
- guide
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- Expired - Fee Related
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- Details Of Valves (AREA)
Abstract
The utility model discloses an electron guide pneumatic valve, including valve body, piezoceramics pipe, guide's case, main valve core, air inlet and gas outlet, two bilateral symmetry's piezoceramics pipe is installed to the upper end of valve body, and the below of piezoceramics pipe is equipped with the diaphragm, be equipped with guide's case under the diaphragm, spring guide case was installed to the both sides of guide's case below is equipped with main valve core, the junction of main valve core and guide's case is equipped with to store up presses the chamber, and main valve core's inside is equipped with the through -hole, install the swivel nut on main valve core's the lower terminal surface, one side of the bottom of valve body is equipped with the air inlet, and the air inlet passes through the air inlet air flue and communicates with main valve core, the opposite side of the bottom of valve body is equipped with the gas outlet, and gas outlet air flue and main valve core's lower extreme valve port intercommunication is passed through to the gas outlet. This electron guide pneumatic valve is power consumption ground not only, long service life, simple structure moreover, low in manufacturing cost.
Description
Technical field
The utility model relates to ecp pilot-actuated valve field, is specifically related to a kind of electronic fore-guiding gas check.
Background technique
Pilot valve is control mechanism for handling in other valves or element and the Auxiliary valves used, now widely used is mostly electromagnetic priority valve, electromagnetic priority valve relies on electromagnetic force to open valve port when being energized, now solenoid valve epicoele is by pilot hole release, pressure reduction lowly high on being formed around main valve plug, primary valve is opened under the effect of pressure difference, during power-off, under gravity, close port, but electromagnetic priority valve power consumpiton is large, can generate heat in coil electricity process, easy scaling loss coil, and also manufacture cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of electronic fore-guiding gas check, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides a kind of technological scheme: a kind of electronic fore-guiding gas check, comprise valve body, piezoelectric ceramic tube, pilot valve, main valve plug, suction port and air outlet, the upper end of described valve body is provided with two symmetrical piezoelectric ceramic tubes, the below of piezoelectric ceramic tube is provided with diaphragm, pilot valve is provided with immediately below described diaphragm, the both sides of pilot valve are provided with spring, the outside of described pilot valve is provided with guide sleeve, the below of pilot valve is provided with main valve plug, the joint of described main valve plug and pilot valve is provided with to store up presses chamber, the inside of main valve plug is provided with through hole, the lower end surface of described main valve plug is provided with swivel nut, the valve port place, lower end of main valve plug is provided with seal ring, the side of the bottom of described valve body is provided with suction port, suction port is communicated with main valve plug by suction port air flue, the opposite side of the bottom of described valve body is provided with air outlet, air outlet is communicated with the lower end valve port of main valve plug by air outlet air flue.
Preferably, described piezoelectric ceramic tube is connected with the mode of power acquisition with positive-negative connected.
Preferably, between the inwall of the mounting hole on described main valve plug and valve body, be provided with gap, and this gap presses chamber and through hole to form first airtube with storage.
Preferably, the damping ring for slowing down air-flow Negotiation speed is installed between the inwall of the mounting hole on described main valve plug and valve body.
Technique effect of the present utility model and advantage: a kind of upper end of valve body of electronic fore-guiding gas check is provided with two symmetrical piezoelectric ceramic tubes, piezoelectric ceramic tube is connected with the mode of power acquisition with positive-negative connected, the below of piezoelectric ceramic tube is provided with diaphragm, pilot valve is provided with immediately below diaphragm, piezoelectric ceramic tube is used to replace solenoid valve, reduce the power consumpiton of this electronic fore-guiding gas check, avoid the damage of the fore-guiding gas check caused because of heating, long service life, the joint of main valve plug and pilot valve is provided with to store up presses chamber, the inside of main valve plug is provided with through hole, gap is provided with between the inwall of the mounting hole on main valve plug and valve body, this gap presses chamber and through hole to form first airtube with storage, damping ring for slowing down air-flow Negotiation speed is installed between the inwall of the mounting hole on main valve plug and valve body, structure is simple, thus reduce cost of production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-valve body, 2-piezoelectric ceramic tube, 3-diaphragm, 4-pilot valve, 5-spring, 6-storage pressure chamber, 7-guide sleeve, 8-main valve plug, 9-through hole, 10-suction port air flue, 11-suction port, 12-swivel nut, 13-seal ring, 14-air outlet air flue, 15-air outlet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of electronic fore-guiding gas check as shown in Figure 1, comprise valve body 1, piezoelectric ceramic tube 2, pilot valve 4, main valve plug 8, suction port 11 and air outlet 15, the upper end of valve body 1 is provided with two symmetrical piezoelectric ceramic tubes 2, piezoelectric ceramic tube 2 is connected with the mode of power acquisition with positive-negative connected, the below of piezoelectric ceramic tube 2 is provided with diaphragm 3, pilot valve 4 is provided with immediately below diaphragm 3, the both sides of pilot valve 4 are provided with spring 5, the outside of pilot valve 4 is provided with guide sleeve 7, the below of pilot valve 4 is provided with main valve plug 8, damping ring for slowing down air-flow Negotiation speed is installed between the inwall of the mounting hole on main valve plug 8 and valve body 1, main valve plug 8 is provided with to store up with the joint of pilot valve 4 presses chamber 6, the inside of main valve plug 8 is provided with through hole 9, gap is provided with between the inwall of the mounting hole on main valve plug 8 and valve body 1, and this gap presses chamber 6 and through hole 9 to form first airtube with storage, the lower end surface of main valve plug 8 is provided with swivel nut 12, the valve port place, lower end of main valve plug 8 is provided with seal ring 13, the side of the bottom of valve body 1 is provided with suction port 11, suction port 11 is communicated with main valve plug 8 by suction port air flue 10, the opposite side of the bottom of valve body 1 is provided with air outlet 15, air outlet 15 is communicated with the lower end valve port of main valve plug 8 by air outlet air flue 14.
Working principle, by piezoelectric ceramic tube 2 and power supply positive-negative connected, after energising, makes piezoelectric ceramic tube 2 produce displacement by control voltage, thus promotes diaphragm 3, controls the open and close of fore-guiding gas check.
Last it is noted that the foregoing is only preferred embodiment of the present utility model; be not limited to the utility model; although be described in detail the utility model with reference to previous embodiment; for a person skilled in the art; it still can be modified to the technological scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; all within spirit of the present utility model and principle; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. an electronic fore-guiding gas check, comprise valve body (1), piezoelectric ceramic tube (2), pilot valve (4), main valve plug (8), suction port (11) and air outlet (15), it is characterized in that: the upper end of described valve body (1) is provided with two symmetrical piezoelectric ceramic tubes (2), the below of piezoelectric ceramic tube (2) is provided with diaphragm (3), pilot valve (4) is provided with immediately below described diaphragm (3), the both sides of pilot valve (4) are provided with spring (5), the outside of described pilot valve (4) is provided with guide sleeve (7), the below of pilot valve (4) is provided with main valve plug (8), described main valve plug (8) is provided with to store up with the joint of pilot valve (4) presses chamber (6), the inside of main valve plug (8) is provided with through hole (9), the lower end surface of described main valve plug (8) is provided with swivel nut (12), the valve port place, lower end of main valve plug (8) is provided with seal ring (13), the side of the bottom of described valve body (1) is provided with suction port (11), suction port (11) is communicated with main valve plug (8) by suction port air flue (10), the opposite side of the bottom of described valve body (1) is provided with air outlet (15), air outlet (15) is communicated with by the lower end valve port of air outlet air flue (14) with main valve plug (8).
2. a kind of electronic fore-guiding gas check according to claim 1, is characterized in that: described piezoelectric ceramic tube (2) is connected with the mode of power acquisition with positive-negative connected.
3. a kind of electronic fore-guiding gas check according to claim 1, is characterized in that: be provided with gap between the inwall of the mounting hole on described main valve plug (8) and valve body (1), and this gap presses chamber (6) and through hole (9) to form first airtube with storage.
4. a kind of electronic fore-guiding gas check according to claim 1, is characterized in that: be provided with the damping ring for slowing down air-flow Negotiation speed between the inwall of the mounting hole on described main valve plug (8) and valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520552779.8U CN204756092U (en) | 2015-07-28 | 2015-07-28 | Electron guide pneumatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520552779.8U CN204756092U (en) | 2015-07-28 | 2015-07-28 | Electron guide pneumatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756092U true CN204756092U (en) | 2015-11-11 |
Family
ID=54470799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520552779.8U Expired - Fee Related CN204756092U (en) | 2015-07-28 | 2015-07-28 | Electron guide pneumatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559473A (en) * | 2016-07-01 | 2018-01-09 | 波凯特有限及两合公司 | Valve linear actuator and valve |
-
2015
- 2015-07-28 CN CN201520552779.8U patent/CN204756092U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559473A (en) * | 2016-07-01 | 2018-01-09 | 波凯特有限及两合公司 | Valve linear actuator and 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 |
Granted publication date: 20151111 Termination date: 20160728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |