CN200940689Y - Multifunction electromagnetic valve - Google Patents
Multifunction electromagnetic valve Download PDFInfo
- Publication number
- CN200940689Y CN200940689Y CN 200620077779 CN200620077779U CN200940689Y CN 200940689 Y CN200940689 Y CN 200940689Y CN 200620077779 CN200620077779 CN 200620077779 CN 200620077779 U CN200620077779 U CN 200620077779U CN 200940689 Y CN200940689 Y CN 200940689Y
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- water
- electromagnetic valve
- pressure switch
- pipeline
- function electromagnetic
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Abstract
The utility model relates to a multi-function electromagnetic valve for water supply system in particular to a multi-function electromagnetic valve for a reverse osmosis water purifying device whose water source is tap water. The useful benefits of the utility model are: the multi-function electromagnetic valve is provided with a pressure switch and a filtering device by which the utility model has characteristics of small occupied space, low cost, simple structure as well as anti-damage function of water hammer.
Description
Technical field:
The utility model relates to a kind of multi-function electromagnetic valve that is used for water system, and especially being applied to the tap water is the multi-function electromagnetic valve of reverse osmosis-purified water device at water source.
Background technique:
Along with the deterioration constantly of the ecotope in the whole world, human domestic water is also constantly being polluted.The human fresh water that can use is fewer and feweri.Be subjected to the area of heavy damage in many water quality sources, the processing of tap water can not allow the user satisfied, so people begin to install additional the reverse osmosis-purified water device one after another in oneself water supply pipe, so that can drink pure tap water, and the water after wish purifying can directly drink, to reach the needs that satisfy self health.Many household reverse osmosis water-purifying apparatus appear on market at present, the reverse osmosis-purified water device need be to tap water with after the booster water pump pressurization, carry out the reverse osmosis purified treatment again, when no tap water, the water pump of pressurization must quit work, and tap water closed, otherwise can damage other component of water pump and reverse osmosis-purified water device.Reverse osmosis-purified water device of the prior art is provided with solenoid valve and pressure switch, can detect the supply situation of tap water, crosses when hanging down at anhydrous or hydraulic pressure and in time closes solenoid valve, and the water pump of reverse osmosis-purified water device is quit work.In order to filter the impurity of running water pipe, reduce the damage of impurity to solenoid valve, generally solenoid valve is located at after the primary filter of reverse osmosis-purified water device.Break, come off to cause and leak because of the water hammer effect plastic water pipe that causes supplying water often appears in supply channel, and the primary filter of reverse osmosis-purified water device is damaged.The solenoid valve and the pressure switch that use in the reverse osmosis-purified water device of the prior art are single part, will cause like this that whole reverse osmosis-purified water device takes up room greatly, high, the complex structure of manufacture cost.
The model utility content:
The purpose of this utility model be for overcome the deficiencies in the prior art provide a kind of take up room little, cost is low, simple in structure, can effectively prevent the multi-function electromagnetic valve of water hammer to the destruction of reverse osmosis-purified water device.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of multi-function electromagnetic valve, comprise valve body, valve plug and electromagnet, valve body comprises the pipeline that is divided into water-inlet cavity and water chamber by valve plug, it is characterized in that: the feed-water end of described valve body is provided with the pressure switch of a detection hydraulic pressure.
The utility model solves the problems of the technologies described above the further technological scheme that is adopted: the water-inlet cavity of described pipeline also is provided with a filtrating equipment.
Compared with prior art, useful result of the present utility model is: the utility model multi-function electromagnetic valve has additional pressure switch and filtrating equipment on the valve body of solenoid valve, make the utlity model has take up room little, cost is low, simple in structure, the characteristics that can effectively prevent the water hammer destruction.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings:
Fig. 1 is the sectional drawing of the utility model specific embodiment;
Fig. 2 is the pressure switch water proof elastomer diaphragm sectional drawing of the utility model specific embodiment.
Embodiment:
As shown in Figure 1 and Figure 2, a kind of multi-function electromagnetic valve of the utility model comprises valve body 1, valve plug 2 and electromagnet 3, electromagnet 3 comprises coil 31, iron core 32 and spring 33, valve plug 2 connects with iron core 32, the shape of valve plug 2 and size can design according to the shape of pipeline 11, pipeline 11 is provided with polymorphic structure in the position of valve plug 2 usually, with the convenient open and close action that realizes valve plug 2, pipeline 11 is divided into water-inlet cavity 111 and water chamber 112 by valve plug 2, water-inlet cavity 111 and water chamber 112 respectively with intake pipe and outlet pipe scyewed joint.Under coil 31 cold situations, spring 33 ejects iron core 32, the spool mouth closure in valve plug 2 and the pipeline 11, this moment, pipeline 11 was closed, and during coil 31 energisings, electromagnetic force sucks iron core 32 in the iron core chamber, valve plug 2 is opened with the spool mouth in the pipeline 11, and this moment, pipeline 11 was unlocked.In most preferred embodiment, for optimizing structure, enhance productivity, using effect and working life, have additional flexible caulking gum pad 113 and spool mouth clamping plate 114 at the spool mouth place of pipeline 11, this structure helps the simplification of the manufacturing process of valve body 1, and more favourable minimizing spool produces the possibility of water hammer when opening or closing.Maximum characteristics of the present utility model are: the feed-water end at valve body 1 is provided with a pressure switch 4, and pressure switch 4 is located at the outside of feed-water end, and is in the same side with electromagnet 3, is convenient to Installation and Debugging and maintenance.Pressure switch 4 comprises water proof elastomer diaphragm 41 and pressure switch body 42, and the water proof diaphragm adopts " V " shape sealing configuration, offsets owing to poor sealing appears in creep of plastics, effectively improves anti-water hammer, leakproof outlet capacity.In the use of water-purifying apparatus, when the pressure of water-inlet cavity reaches setting pressure, pressure switch 4 is just exported control signal, open reverse osmosis-purified water device and solenoid valve, when hydraulic pressure is lower than certain pressure or when anhydrous, close reverse osmosis-purified water device and solenoid valve, with the destruction of the water hammer avoiding occurring in the supply channel to the reverse osmosis-purified water device.Further feature of the present utility model is: the water-inlet cavity 111 of pipeline 11 also is provided with a filtrating equipment.Filtrating equipment can be made of the filter screen of being located at the bottom of water interface thread into, but filter screen has when needing to clear up after the impurity, unpicks and washes inconvenient completely.In most preferred embodiment, filtrating equipment adopts such structure: filtrating equipment 5 comprises filter chamber 51, filter screen 52 and end cap 53, filter chamber 51 is for also being provided with a circular cylindrical cavity of opening end laterally in the water-inlet cavity 111 of being located at pipeline 11, along the filter screen 52 that is axially arranged with of circular cylindrical cavity, filter screen 52 fixes by the groove or the projection of two symmetries that the circular cylindrical cavity inwall is provided with.The best position of filter screen 52 is: pass the center line of circular cylindrical cavity, and perpendicular to the liquid flow path direction in the pipeline.Circular cylindrical cavity end cap 53 adopts " O " seal ring 55 to be sealed and matched with the opening end of circular cylindrical cavity, the outside of end cap 53 is provided with locking nut 54 and compresses with the opening end scyewed joint of filter chamber 51 and with end cap 53, and the interior edge face of end cap 53 is provided with tongue and matches with filter screen 52.Locking nut 54 can adopt the cylindrical scyewed joint of internal thread and opening end, also can adopt outside thread to connect with the interior round thread of circle in the opening end, and the former is an optimum implementation, can save the space of circular cylindrical cavity, optimizes whole structure.Because filter screen 52 needs the regular cleaning that removes, so circular cylindrical cavity is extended with a segment distance laterally, the activity space when dismounting can be arranged, and the cylindrical of locking nut 54 is provided with recessed or raised line, to strengthen frictional force, can directly turn on when safeguarding with hand, convenient completely.Because the utility model multi-function electromagnetic valve, makes it in the reverse osmosis-purified water device with pressure switch, filtered set together, be installed on into water foremost, thereby the destruction that can protect each parts of reverse osmosis purification device not to be subjected to water hammer effectively.
This shows, the utility model multi-function electromagnetic valve have take up room little, cost is low, simple in structure, the characteristics that can effectively prevent the water hammer destruction.
Claims (4)
1, a kind of multi-function electromagnetic valve comprises valve body, valve plug and electromagnet, and valve body comprises the pipeline that is divided into water-inlet cavity and water chamber by valve plug, it is characterized in that: the feed-water end of described valve body is provided with the pressure switch of a detection hydraulic pressure.
2, multi-function electromagnetic valve according to claim 1, it is characterized in that: described pressure switch comprises water proof elastomer diaphragm and pressure switch body, the feed-water end side of valve body is provided with an open pore, the pressure switch body is fixedly linked in the outside of open pore, adopt the water proof elastomer diaphragm to be sealed and matched between pressure switch body and the valve body, the water proof elastomer diaphragm adopts " V " shape sealing configuration.
3, multi-function electromagnetic valve according to claim 1 and 2 is characterized in that: the water-inlet cavity of described pipeline also is provided with a filtrating equipment.
4, multi-function electromagnetic valve according to claim 3, it is characterized in that: described filtrating equipment comprises filter chamber, filter screen and end cap, the filter chamber is the interior circular cylindrical cavity that also is provided with opening end laterally of water-inlet cavity of being located at pipeline, the filter screen that is axially arranged with along circular cylindrical cavity, the opening end of end cap and circular cylindrical cavity adopts seal ring to be sealed and matched, and the end cap outside is provided with locking nut and opening end scyewed joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077779 CN200940689Y (en) | 2006-08-15 | 2006-08-15 | Multifunction electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077779 CN200940689Y (en) | 2006-08-15 | 2006-08-15 | Multifunction electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200940689Y true CN200940689Y (en) | 2007-08-29 |
Family
ID=38746866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620077779 Expired - Fee Related CN200940689Y (en) | 2006-08-15 | 2006-08-15 | Multifunction electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200940689Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425692A (en) * | 2011-08-19 | 2012-04-25 | 浙江盾安阀门有限公司 | Filter type thin film pressure reducing valve |
| CN103672147A (en) * | 2013-11-28 | 2014-03-26 | 武汉工程大学 | Fluid pressure-stabilizing regulating valve |
| CN104776227A (en) * | 2015-03-31 | 2015-07-15 | 苏州固基电子科技有限公司 | Electromagnetic valve with filtering function |
| CN110725993A (en) * | 2019-11-29 | 2020-01-24 | 福建洁博利厨卫科技有限公司 | Low water hammer solenoid valve subassembly |
| CN112066004A (en) * | 2020-08-03 | 2020-12-11 | 张焕彩 | Safety valve for hot water supply system and working method thereof |
-
2006
- 2006-08-15 CN CN 200620077779 patent/CN200940689Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425692A (en) * | 2011-08-19 | 2012-04-25 | 浙江盾安阀门有限公司 | Filter type thin film pressure reducing valve |
| CN103672147A (en) * | 2013-11-28 | 2014-03-26 | 武汉工程大学 | Fluid pressure-stabilizing regulating valve |
| CN104776227A (en) * | 2015-03-31 | 2015-07-15 | 苏州固基电子科技有限公司 | Electromagnetic valve with filtering function |
| CN110725993A (en) * | 2019-11-29 | 2020-01-24 | 福建洁博利厨卫科技有限公司 | Low water hammer solenoid valve subassembly |
| CN112066004A (en) * | 2020-08-03 | 2020-12-11 | 张焕彩 | Safety valve for hot water supply system and working method thereof |
| CN112066004B (en) * | 2020-08-03 | 2022-04-26 | 江苏徐氏机械制造有限公司 | Safety valve for hot water supply system and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |