CN204437421U - A kind of oilling machine flow proportion valve - Google Patents
A kind of oilling machine flow proportion valve Download PDFInfo
- Publication number
- CN204437421U CN204437421U CN201520028366.XU CN201520028366U CN204437421U CN 204437421 U CN204437421 U CN 204437421U CN 201520028366 U CN201520028366 U CN 201520028366U CN 204437421 U CN204437421 U CN 204437421U
- Authority
- CN
- China
- Prior art keywords
- valve
- diaphragm
- cavity
- piece
- flow proportion
- 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.)
- Expired - Fee Related
Links
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a kind of oilling machine flow proportion valve, flow proportion valve common at present, because elastomer diaphragm self needs action, relatively thin, and also quality is soft.Elastomer diaphragm is in for a long time to be had in corrosive gasoline, diesel oil, and occur wearing and tearing in contacting with metal valve port repeatedly closed, make diaphragm seal position thinning gradually, working life is limited, causes solenoid valve main valve to occur internal leakage.Described flow proportion valve comprises cavity of resorption lid, valve nozzle assembly, upper chamber cover, dynamic core assembly, static iron core assembly, coil block; Described valve nozzle assembly comprises directional post, Small diaphragm-piece, large diaphragm, spring seat, nut, pressure adjusting spring, valve nozzle; Described Small diaphragm-piece material is plastics; Described flow proportional solenoid stabilizer valve is good, and the life-span is long.
Description
Technical field
The utility model relates to a kind of flow proportion valve, belongs to oilling machine flow proportional Solenoid Valve Technology field.
Background technique
In the flow proportional solenoid valve of existing oilling machine, general by coil block, static iron core assembly, dynamic core assembly, upper chamber cover, cavity of resorption lid, the compositions such as valve nozzle assembly, rely on using upper chamber cover and cavity of resorption lid as structure, upper chamber cover is provided with static iron core assembly, dynamic core assembly, static iron core component external is provided with coil block, valve nozzle assembly is provided with at upper chamber cover and cavity of resorption lid inside, working method is pilot proportional electromagnetic valve for adjusting, namely coil electricity is used, static iron core assembly, dynamic core assembly adhesive, pilot valve is opened, fuel-displaced in a small amount, pressure reduction is formed at first guide cavity and oil suction chamber, primary valve is opened, oil passage continues to open, and the voltage utilizing coil different carrys out control bound mouth open degree, coil blackout, closed electromagnetic valve, existing flow proportion valve, because elastomer diaphragm self needs action, relatively thin, and also quality is soft.Elastomer diaphragm is in for a long time to be had in corrosive gasoline, diesel oil, and occur wearing and tearing in contacting with metal valve port repeatedly closed, make diaphragm seal position thinning gradually, working life is limited, causes solenoid valve main valve to occur internal leakage.
Summary of the invention
For above-mentioned deficiency, the purpose of this utility model is to provide a kind of flow proportion valve, can increase working life.
The following technological scheme of concrete employing: a kind of oilling machine flow proportion valve, comprises cavity of resorption lid, valve nozzle assembly, upper chamber cover, dynamic core assembly, static iron core assembly, coil block; Described valve nozzle assembly comprises directional post, Small diaphragm-piece, large diaphragm, spring seat, nut, pressure adjusting spring, valve nozzle; Small diaphragm-piece is provided with between described cavity of resorption lid valve port and the large diaphragm of valve nozzle assembly; Described Small diaphragm-piece is close proximity to cavity of resorption lid valve port; Described large diaphragm does not contact with cavity of resorption lid valve port.
Described oilling machine flow proportion valve, Small diaphragm-piece material is plastics.
Flow proportion valve of the present utility model, Small diaphragm-piece is provided with between cavity of resorption lid valve port and the large diaphragm of valve nozzle assembly, Small diaphragm-piece is close proximity to cavity of resorption lid valve port, large diaphragm does not contact with cavity of resorption lid valve port, Small diaphragm-piece material is plastics, wear-resistant when contact with cavity of resorption lid valve port repeatedly closed, increase in working life.
Accompanying drawing explanation
Accompanying drawing 1 is the overall structure sectional view of the utility model flow proportion valve:
1-cavity of resorption lid in figure, 2-valve nozzle assembly, 3-upper chamber cover, 4-moves core assembly, 5-static iron core assembly, 6-coil block, 7-guide's oil inlet hole, and the first guide cavity of 8-, 9-oil suction chamber, 10-goes out oil pocket, 11-guide's oil outlet.
Accompanying drawing 2 is the internal view of the utility model flow proportion valve.
12-directional post in figure, 13-Small diaphragm-piece, the large diaphragm of 14-, 15-spring seat, 16-nut, 17-pressure adjusting spring, 18-valve nozzle.
Embodiment
As shown in Figure 1, the utility model flow proportion valve, comprises cavity of resorption lid 1, valve nozzle assembly 2, upper chamber cover 3, static iron core assembly 4, dynamic core assembly 5, coil block 6.As shown in Figure 2, described valve nozzle assembly 2 comprises directional post 12, Small diaphragm-piece 13, large diaphragm 14, spring seat 15, nut 16, pressure adjusting spring 17, valve nozzle 18.Described directional post 12 is placed in the oil outlet of cavity of resorption lid 1, and can freely up and down slide; Be provided with a Small diaphragm-piece 13 between described large diaphragm 14 and cavity of resorption lid 1, described Small diaphragm-piece 13 is close proximity on the convex annular valve port on cavity of resorption lid 1; Be provided with a pressure adjusting spring 17 between described spring seat 15 and upper chamber cover 3, described pressure adjusting spring 17 two ends are respectively near upper chamber cover 3 and spring seat 15; Described valve nozzle 18 center is provided with guide's oil outlet 11; Described valve nozzle 18 two ends are close proximity to sealing gasket and the directional post 12 of dynamic core assembly 3 respectively; Described large diaphragm 14 is provided with guide's oil inlet hole 7, respectively the oil suction chamber 9 of the through first guide cavity 8 to upper chamber cover 3 side and cavity of resorption lid 1 side, and described guide's oil inlet hole 7 diameter is less than guide's oil outlet 11 at valve nozzle 18 center.Described flow proportion valve, working method is pilot proportional electromagnetic valve for adjusting, is namely energized with coil 6, static iron core assembly 5, dynamic iron core group 4 adhesives, guide's oil outlet 7 is fuel-displaced in a small amount, form pressure reduction at first guide cavity 8 and oil suction chamber 9, cavity of resorption lid 1 valve port is opened, and oil passage continues to open, and utilize the different voltage of coil 6 to control cavity of resorption lid 1 valve port open degree, coil 6 power-off, closed electromagnetic valve, Small diaphragm-piece 13 and cavity of resorption lid 1 valve port are close to sealing.Described flow proportion valve, fluid, from oil suction chamber 9, enters first guide cavity 8 by guide's oil inlet hole 7, and then enters out oil pocket 10 by guide's oil outlet 11.
Described Small diaphragm-piece 13 is plastic material.Small diaphragm-piece 13 is close proximity to cavity of resorption lid 1 valve port, and large diaphragm 14 does not contact with cavity of resorption lid 1 valve port.Have in corrosive gasoline, diesel oil, Small diaphragm-piece 13 contacts with cavity of resorption lid 1 valve port and seals, and the physical property of plastics and chemical characteristics are stablized, and abrasion wear is little, long service life.
Claims (2)
1. an oilling machine flow proportion valve, comprises cavity of resorption lid (1), valve nozzle assembly (2), upper chamber cover (3), dynamic core assembly (4), static iron core assembly (5), coil block (6); It is characterized in that: described valve nozzle assembly (2) comprises directional post (12), Small diaphragm-piece (13), large diaphragm (14), spring seat (15), nut (16), pressure adjusting spring (17), valve nozzle (18), is provided with Small diaphragm-piece between described cavity of resorption lid (1) valve port and the large diaphragm of valve nozzle assembly (2); Described Small diaphragm-piece is close proximity to cavity of resorption lid (1) valve port; Described large diaphragm does not contact with cavity of resorption lid (1) valve port.
2. oilling machine flow proportion valve according to claim 1, is characterized in that Small diaphragm-piece material is plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520028366.XU CN204437421U (en) | 2015-01-13 | 2015-01-13 | A kind of oilling machine flow proportion valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520028366.XU CN204437421U (en) | 2015-01-13 | 2015-01-13 | A kind of oilling machine flow proportion valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204437421U true CN204437421U (en) | 2015-07-01 |
Family
ID=53605289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520028366.XU Expired - Fee Related CN204437421U (en) | 2015-01-13 | 2015-01-13 | A kind of oilling machine flow proportion valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204437421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266558A (en) * | 2018-03-29 | 2018-07-10 | 余姚市三力信电磁阀有限公司 | A kind of solenoid valve diaphragm unit |
-
2015
- 2015-01-13 CN CN201520028366.XU patent/CN204437421U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266558A (en) * | 2018-03-29 | 2018-07-10 | 余姚市三力信电磁阀有限公司 | A kind of solenoid valve diaphragm unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103629415B (en) | Dynamic core assembly and use its solenoid valve | |
| CN204985946U (en) | Novel guide's diaphragm formula normally open solenoid valve | |
| CN106369178A (en) | Solenoid valve with long service life | |
| CN202252252U (en) | Guide diaphragm type high-pressure electromagnetic valve | |
| CN204477383U (en) | A kind of two-position-five-way solenoid valve | |
| CN204437421U (en) | A kind of oilling machine flow proportion valve | |
| CN204985828U (en) | Tee bend diaphragm formula normally open solenoid valve | |
| CN204985945U (en) | Novel guide's diaphragm formula solenoid valve | |
| CN204437420U (en) | A kind of flow proportional solenoid valve of piston valve mouth structure | |
| CN202252253U (en) | Large-caliber direct-acting piston type solenoid valve | |
| CN202901480U (en) | Centre type steam electromagnetic valve | |
| CN104676012A (en) | Bilateral balanced sealing ring component for sleeve valve | |
| CN204327992U (en) | A kind of explosion-proof guide electromagnetic valve | |
| CN202914757U (en) | Anti-explosion pilot-operated type solenoid valve | |
| CN202451935U (en) | Soft and hard combined and sealed piston ring solenoid valve with T-shaped section | |
| CN204357610U (en) | A kind of controlled exhaust fuel metering valve | |
| CN204176020U (en) | Low temperature fills formula beveled ball valve | |
| CN204437419U (en) | A kind of double-flow-rate electromagnetic valve of piston type main valve | |
| CN204610847U (en) | The bidirectional balanced ring assembly of telescoping valve | |
| CN205118266U (en) | Seal structure of solenoid valve | |
| CN205446800U (en) | Tee bend D type solenoid valve | |
| CN212455687U (en) | Dual-protection type electromagnetic valve capable of preventing internal leakage | |
| CN201909091U (en) | High-voltage electromagnetic valve | |
| CN209245283U (en) | Three-eccentric-butterfly-valve with metal sealing | |
| CN204852424U (en) | Small -bore ultra -low temperature ball valve that floats |
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: 20150701 Termination date: 20180113 |