CN109630732B - Pressure switch valve - Google Patents
Pressure switch valve Download PDFInfo
- Publication number
- CN109630732B CN109630732B CN201910091305.0A CN201910091305A CN109630732B CN 109630732 B CN109630732 B CN 109630732B CN 201910091305 A CN201910091305 A CN 201910091305A CN 109630732 B CN109630732 B CN 109630732B
- Authority
- CN
- China
- Prior art keywords
- water pipeline
- valve body
- top end
- valve
- fixed
- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000012528 membrane Substances 0.000 claims abstract description 11
- 239000008213 purified water Substances 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000006698 induction Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
Abstract
The invention discloses a pressure switch valve, which comprises a valve body, wherein a pure water pipeline and a raw water pipeline are respectively arranged at the upper end and the lower end of the valve body, a movable conducting plate and a fixed conducting plate connected with the movable conducting plate are arranged in the valve body, a cover plate is arranged at the top end of the valve body, a spring plate is arranged in the cover plate, the bottom end of the pure water pipeline covers the cover plate, a sealing membrane pressed on the spring plate is arranged in the bottom end of the pure water pipeline, a valve core is arranged in the top end of the raw water pipeline, a pilot hole is arranged in the middle of the valve core, an elastic reset device which is used for opening or closing the pilot hole and can move up and down is arranged between the valve core and the valve body, and the elastic reset device comprises a push rod which is used for abutting against the spring plate and is fixed with the movable conducting plate. The invention omits an electromagnetic device, saves cost, avoids the phenomenon of repeated induction, gets rid of excessive dependence on a circuit system, and has better use effect by opening and closing the pressure control circuit and the valve instead.
Description
Technical Field
The invention relates to a valve, in particular to a pressure switch valve.
Background
At present, the electromagnetic valve is commonly used in the market and is controlled to be opened and closed by an electromagnetic device, and the working process is as follows: the high-voltage switch, the electromagnetic valve, the water pump and the like are communicated with the circuit board to form a complete opening and closing system, the external switch is closed, so that the pressure in the pipeline is increased, the high-voltage switch is pressed and then the circuit is disconnected, the electromagnetic valve is closed after the circuit is disconnected, the water pump stops working, the high-voltage switch is firstly used for sensing the pressure to open and close the circuit, the water pump and the electromagnetic valve are further controlled to open and close by utilizing the on-off of the circuit, the production cost is high, the circuit system is excessively dependent, the sensing is repeatedly performed, and the circuit is easy to be broken in a false mode.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to: the pressure switch valve has good use effect.
The technical scheme of the invention is as follows: the pressure switch valve comprises a valve body, a pure water pipeline and a raw water pipeline are respectively arranged at the upper end and the lower end of the valve body, a movable conducting strip and a fixed conducting strip connected with the movable conducting strip are arranged in the valve body, a cover plate is arranged at the top end of the valve body, a spring plate is arranged in the cover plate, the cover plate is covered at the bottom end of the pure water pipeline, a sealing membrane pressed on the spring plate is arranged in the bottom end of the pure water pipeline, a valve core is arranged in the top end of the raw water pipeline, a pilot hole is arranged in the middle of the valve core, an elastic reset device which is used for opening or closing the pilot hole and can move up and down is arranged between the valve core and the valve body, and the elastic reset device comprises a push rod which is used for abutting against the spring plate and is fixed with the movable conducting strip.
Further, the top of the valve body is provided with a plurality of convex columns, and the fixed conducting strip is provided with a plurality of jacks for the convex columns to be inserted.
Further, the number of the fixed conducting strips is two, and the outer ends of the two fixed conducting strips extend out of the valve body.
Further, the left and right ends of the top of the movable conducting strip are respectively provided with a movable contact, and the bottoms of the two fixed conducting strips are respectively provided with a fixed contact for contacting with the movable contacts.
Further, the elastic sheet is accommodated in an accommodating groove formed in the top end of the cover plate, a through hole penetrating up and down is formed in the middle of the cover plate, and the top end of the push rod penetrates through the through hole and then extends to the lower portion of the elastic sheet.
Further, a groove for accommodating the sealing membrane is arranged in the middle of the bottom end of the purified water pipeline, and a through hole which is vertically communicated with the groove is arranged on the pipe wall of the purified water pipeline.
Further, the valve core is sleeved with a sealing gasket which is contacted with the inner wall of the raw water pipeline.
Further, the elastic resetting device further comprises an outer sleeve with a hole in the middle and clamped into the top end of the raw water pipeline, and a spring accommodated in the outer sleeve and clamped between the valve core and the outer sleeve, wherein the top end of the push rod penetrates out of the top end of the outer sleeve and is fixed with the middle of the movable conducting strip, a soft block is fixed at the bottom end of the push rod, and the soft block blocks the pilot hole in the middle of the valve core.
Further, the top end of the push rod is sleeved with a sheath positioned below the elastic sheet.
Further, the elastic sheet is a metal sheet.
The pressure switch valve provided by the invention has the beneficial effects that: the electromagnetic device is omitted, the cost is saved, the phenomenon of repeated induction is avoided, the excessive dependence on a circuit system is eliminated, and the pressure control circuit and the valve are opened and closed, so that the use effect is better.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention after disassembly (after removal of the dome and sealing membrane);
FIG. 4 is a schematic cross-sectional view of a first embodiment of the present invention (after removal of the dome and sealing membrane);
FIG. 5 is a schematic cross-sectional view of a second embodiment of the present invention (after removing the spring and sealing membrane);
fig. 6 is a schematic diagram of the use of the present invention.
The figure shows: 1-valve body, 1.1-convex column, 2-pure water pipeline, 21-groove, 22-through hole, 3-raw water pipeline, 4-movable conducting plate, 41-movable contact, 5-fixed conducting plate, 51-jack, 52-static contact, 6-cover plate, 61-containing groove, 62-through hole, 7-elastic sheet, 8-sealing membrane, 9-valve core, 91-pilot hole, 10-push rod, 11-sealing pad, 12-jacket, 13-spring, 14-soft block, 15-jacket, 16-first gasket and 17-second gasket.
Detailed Description
For a more visual and complete understanding of the technical solution of the invention, non-limiting features will now be described with reference to the accompanying drawings, in which:
as shown in fig. 1-4, the pressure switch valve comprises a valve body 1, a pure water pipeline 2 and a raw water pipeline 3 are respectively installed at the upper end and the lower end of the valve body 1, a movable conducting plate 4 and a fixed conducting plate 5 connected with the movable conducting plate 4 are placed in the valve body 1, a cover plate 6 is arranged at the top end of the valve body 1, a spring piece 7 is arranged in the cover plate 6, the bottom end of the pure water pipeline 2 covers the cover plate 6, a sealing membrane 8 pressed on the spring piece 7 is arranged at the bottom end of the pure water pipeline 2, a valve core 9 is arranged in the top end of the raw water pipeline 3, a pilot hole 91 is arranged in the middle of the valve core 9, an elastic reset device which is used for opening or closing the pilot hole 91 and can move up and down is arranged between the valve core 9 and the valve body 1, and the elastic reset device comprises a push rod 10 which is used for being abutted against the spring piece 7 and fixed with the movable conducting plate 4.
In order to facilitate positioning of the fixed conductive sheet 5, the top of the valve body 1 is provided with a plurality of convex columns 1.1, and the fixed conductive sheet 5 is provided with a plurality of insertion holes 51 into which the convex columns 1.1 are inserted.
The number of the fixed conducting strips 5 is two, and the outer ends of the two fixed conducting strips 5 extend out of the valve body 1. The fixed conducting strip 5 is externally connected with electric control equipment.
The movable conductive sheet 4 has a movable contact 41 at both the left and right ends of the top, and the bottoms of the two fixed conductive sheets 5 have a stationary contact 52 for contacting the movable contact 41.
The spring plate 7 is accommodated in an accommodating groove 61 formed in the top end of the cover plate 6, a through hole 62 penetrating up and down is formed in the middle of the cover plate 6, and the top end of the push rod 10 penetrates through the through hole 62 and then extends to the lower side of the spring plate 7. The spring plate 7 is a metal sheet, the spring plate 7 is a metal sheet (the function is similar to that of memory metal), the spring plate 7 protrudes upwards to form an arc shape, and the middle of the spring plate 7 is stressed and pressed down to contact the push rod 10.
The middle of the bottom end of the purified water pipeline 2 is provided with a groove 21 for accommodating the sealing membrane 8, and the pipe wall of the purified water pipeline 2 is provided with a through hole 22 which is vertically communicated and communicated with the groove 21. Water may flow into the recess 21 along the through holes 22.
The valve core 9 is sleeved with a sealing gasket 11 which is contacted with the inner wall of the raw water pipeline 3, so that the sealing effect is improved.
The elastic resetting device further comprises an outer sleeve 12 with a hole in the middle and clamped into the top end of the raw water pipeline 3, and a spring 13 accommodated in the outer sleeve 12 and clamped between the valve core 9 and the outer sleeve 12, wherein the top end of the push rod 10 is fixed with the middle of the movable conducting strip 4 after penetrating out from the top end of the outer sleeve 12, a soft block 14 is fixed at the bottom end of the push rod 10, the soft block 14 blocks a pilot hole 91 in the middle of the valve core 9, the soft block 14 can be made of rubber or silica gel, can deform and can tightly wrap the upper end opening of the pilot hole 91. The top end of the push rod 10 is sleeved with a sheath 15 positioned below the elastic sheet 7.
The top end of the outer sleeve 12 is provided with a first gasket 16 sleeved outside the push rod 10, the bottom end is internally provided with a second gasket 17, and the second gasket 17 is contacted with the top end of the spring 13.
As shown in fig. 6, the pressure switch valve is used in combination with a water pump, a reverse osmosis device, a filtration system, etc. One end of the raw water pipeline 3 is connected with a filtering system, and the other end is communicated with raw water; one end of the purified water pipeline 2 is fed with purified water, the other end of the purified water pipeline is connected with a front end switch or a pressure barrel, and the fixed conducting strip 5 is electrically connected with a circuit board externally connected with electric control equipment.
When the external valve is closed in operation, the pressure in the purified water pipeline 2 is increased, the sealing diaphragm is driven to move downwards, the sealing diaphragm drives the elastic sheet 7 to move downwards, the elastic sheet 7 moves downwards to push the push rod 10, the push rod 10 drives the movable conducting sheet 4 to move downwards and separate from the fixed conducting sheet 5, the circuit is disconnected, the external water pump does not work, meanwhile, the push rod 10 moves downwards to plug the pilot hole 91 in the middle of the valve core 9, namely the raw water pipeline 3 is disconnected, and the process of further purifying the water source is cancelled.
Embodiment two: as shown in fig. 5, the second embodiment is different from the first embodiment in that the soft block 14 and the sheath 15 are removed, the bottom end of the push rod 10 is directly used for blocking the pilot hole 91 in the middle of the valve core 9, and the top end is directly located below the elastic sheet 7.
It should be understood, however, that the description herein of specific embodiments is not intended to limit the scope of the invention, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (10)
1. The pressure switch valve comprises a valve body, wherein a pure water pipeline and a raw water pipeline are respectively installed at the upper end and the lower end of the valve body, and the pressure switch valve is characterized in that: the valve body is internally provided with a movable conducting strip and a fixed conducting strip connected with the movable conducting strip, the top end of the valve body is provided with a cover plate, an elastic sheet is arranged in the cover plate, the cover plate is covered by the bottom end of the purified water pipeline, a sealing membrane pressed on the elastic sheet is arranged in the bottom end of the purified water pipeline, a valve core is arranged in the top end of the raw water pipeline, a pilot hole is arranged in the middle of the valve core, an elastic reset device which is used for opening or closing the pilot hole and can move up and down is arranged between the valve core and the valve body, and the elastic reset device comprises a push rod which is used for being abutted against the elastic sheet and fixed with the movable conducting strip.
2. The pressure switching valve according to claim 1, wherein: the top of the valve body is provided with a plurality of convex columns, and the fixed conducting strip is provided with a plurality of jacks for the convex columns to be inserted.
3. The pressure switching valve according to claim 1, wherein: the number of the fixed conducting strips is two, and the outer ends of the two fixed conducting strips extend out of the valve body.
4. A pressure switching valve according to claim 3 wherein: the left and right ends of the top of the movable conducting strip are respectively provided with a movable contact, and the bottoms of the two fixed conducting strips are respectively provided with a stationary contact for contacting with the movable contacts.
5. The pressure switching valve according to claim 1, wherein: the elastic sheet is accommodated in an accommodating groove formed in the top end of the cover plate, a through hole penetrating up and down is formed in the middle of the cover plate, and the top end of the push rod penetrates through the through hole and then extends to the lower portion of the elastic sheet.
6. The pressure switching valve according to claim 1, wherein: the middle of the bottom end of the purified water pipeline is provided with a groove for accommodating the sealing membrane, and the pipe wall of the purified water pipeline is provided with a through hole which is vertically communicated and communicated with the groove.
7. The pressure switching valve according to claim 1, wherein: the valve core is sleeved with a sealing gasket which is contacted with the inner wall of the raw water pipeline.
8. The pressure switching valve according to claim 1, wherein: the elastic resetting device further comprises an outer sleeve with a hole in the middle and clamped into the top end of the raw water pipeline, and a spring which is accommodated in the outer sleeve and clamped between the valve core and the outer sleeve, wherein the top end of the push rod penetrates out of the top end of the outer sleeve and is fixed with the middle of the movable conducting strip, a soft block is fixed at the bottom end of the push rod, and the soft block blocks the pilot hole in the middle of the valve core.
9. The pressure switch valve as set forth in claim 8, wherein: the top end of the push rod is sleeved with a sheath positioned below the elastic sheet.
10. The pressure switching valve according to claim 1, wherein: the spring sheet is a metal sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910091305.0A CN109630732B (en) | 2019-01-30 | 2019-01-30 | Pressure switch valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910091305.0A CN109630732B (en) | 2019-01-30 | 2019-01-30 | Pressure switch valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630732A CN109630732A (en) | 2019-04-16 |
| CN109630732B true CN109630732B (en) | 2024-02-27 |
Family
ID=66062816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910091305.0A Active CN109630732B (en) | 2019-01-30 | 2019-01-30 | Pressure switch valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109630732B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165620B (en) * | 2021-02-02 | 2023-06-30 | 佛山市美的清湖净水设备有限公司 | Pressure switch valve, reverse osmosis water purification system and water purification equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697616A (en) * | 1985-05-02 | 1987-10-06 | National Research Development Corporation | Fluid flow control apparatus |
| US4729397A (en) * | 1985-12-17 | 1988-03-08 | Pierburg Gmbh & Co. Kg | Electromagnetic control valve for a pressure fluid and associated method |
| DE3907378A1 (en) * | 1989-03-08 | 1990-09-13 | Mueller A & K Gmbh Co Kg | VALVE ARRANGEMENT FOR THE SIMULTANEOUS OPENING AND BLOCKING OF TWO SEPARATE INLETS FOR LIQUID OR GASEOUS MEDIA |
| JP2009121589A (en) * | 2007-11-14 | 2009-06-04 | Inax Corp | Automatic temperature-adjustable hot and cold water mixing valve |
| CN201318501Y (en) * | 2008-11-25 | 2009-09-30 | 厦门市易洁卫浴有限公司 | Waterway switching valve |
| CN209524130U (en) * | 2019-01-30 | 2019-10-22 | 余姚市三顺净水科技有限公司 | Pressure opening and closing valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009028963A2 (en) * | 2007-08-30 | 2009-03-05 | Fisher & Paykel Appliances Limited | Variable pressure water delivery system |
-
2019
- 2019-01-30 CN CN201910091305.0A patent/CN109630732B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697616A (en) * | 1985-05-02 | 1987-10-06 | National Research Development Corporation | Fluid flow control apparatus |
| US4729397A (en) * | 1985-12-17 | 1988-03-08 | Pierburg Gmbh & Co. Kg | Electromagnetic control valve for a pressure fluid and associated method |
| DE3907378A1 (en) * | 1989-03-08 | 1990-09-13 | Mueller A & K Gmbh Co Kg | VALVE ARRANGEMENT FOR THE SIMULTANEOUS OPENING AND BLOCKING OF TWO SEPARATE INLETS FOR LIQUID OR GASEOUS MEDIA |
| JP2009121589A (en) * | 2007-11-14 | 2009-06-04 | Inax Corp | Automatic temperature-adjustable hot and cold water mixing valve |
| CN201318501Y (en) * | 2008-11-25 | 2009-09-30 | 厦门市易洁卫浴有限公司 | Waterway switching valve |
| CN209524130U (en) * | 2019-01-30 | 2019-10-22 | 余姚市三顺净水科技有限公司 | Pressure opening and closing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109630732A (en) | 2019-04-16 |
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