CN101818442A - Inlet valve for low water pressure automatic washing machine - Google Patents
Inlet valve for low water pressure automatic washing machine Download PDFInfo
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- CN101818442A CN101818442A CN200910009280A CN200910009280A CN101818442A CN 101818442 A CN101818442 A CN 101818442A CN 200910009280 A CN200910009280 A CN 200910009280A CN 200910009280 A CN200910009280 A CN 200910009280A CN 101818442 A CN101818442 A CN 101818442A
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Abstract
The invention relates to an inlet valve for a low water pressure automatic washing machine, which is a check valve with double outlet shunts. The inlet valve for a low water pressure automatic washing machine is at least provided with an inlet. The double outlet shunts of the inlet valve for a low water pressure automatic washing machine are respectively a low water pressure outlet shunt and a high water pressure outlet shunt which are respectively provided with two independent magnet valve sealing structures with spring rods. The low water pressure outlet shunt is directly sealed by a piston shell at the top of a guide rod in front of a spring, and a membrane plate and a membrane layer positioned at the lower part of the membrane plate are arranged in front of a guide rod of an inner valve core of the high water pressure outlet shunt.
Description
Technical field:
The present invention is an inlet valve for low water pressure automatic washing machine, is the improvement to existing low water pressure automatic washing machine inlet pipeline structure.
Background technology:
A lot of at present areas are lower because of tap water hydraulic as the rural area, or the lack of water and the undesired area of supplying water, use water tank to come retaining, cause water outlet hydraulic pressure lower, existing common full automatic washing machine inflow valve can't use because of the normal water inlet that can not realize under the low pressure, or because flooding time is very long, advance a water generally needs to expend 20 fens kinds more, and a program expended near 1 hour more, lost time.Existing a kind of zero hydraulic pressure washing machine is by increasing by a pulsating pump water to be extracted in the washing machine.
A lot of at present areas are lower because of tap water hydraulic as the rural area, or the lack of water and the undesired area of supplying water, use water tank to come retaining, cause water outlet hydraulic pressure lower, existing common full automatic washing machine inflow valve can't use because of the normal water inlet that can not realize under the low pressure, or because flooding time is very long, advance a water generally needs to expend 20 fens kinds more, and a program expended near 1 hour more, lost time.Existing a kind of zero hydraulic pressure washing machine is by increasing by a pulsating pump water to be extracted in the washing machine.
Existing zero hydraulic pressure washing machine structure complexity by the pulsating pump mode, cost is very high, is not suitable for not too well-to-do rural area of economy or water-deficient area.
The patent No. is that the patent of invention of CN98220903.7 discloses a kind of one and advances two valve body structures that go out water intaking valve, its patent shows on high-power washing machine big, water consumption increases thereupon, and in the middle of big capacity (as 10 kilograms) washing machine, the water consumption of high water level is generally all about 75 liters.In laundry processes, water filling just need take considerable time, and improved pair of water outlet water intaking valve along separate routes can well satisfy the waterflooding requirement of high-capacity washing machine.But this patent does not have open how to make it adapt under the low hydraulic pressure environment the more problem of good berth of high-capacity washing machine by the improvement to this water intaking valve.
The patent No. is that 200720131325.9 patent of invention discloses the water intaking valve structure of using under a kind of low hydraulic pressure environment.It makes iron core can not break away from diaphragm plate fully by increasing a pair of suspension arrangement on the diaphragm plate in valve body.And when rear side drags, can be opened diaphragm plate by suspension arrangement simultaneously by electromagnetic valve when iron core, and the low pressure current are passed through smoothly, effectively increase the low pressure water flow.
Summary of the invention:
Purpose of the present invention promptly find a kind of can guarantee under the low hydraulic pressure as 0.2Mpa below, existingly singly advance twoly to go out the water intaking valve structure and can be implemented in low hydraulic pressure flow greatly down and intake by changing, satisfy the automatic washing machine demand.The washing machine of taking into account simultaneously under the normal hydraulic pressure situation uses, and makes it more to be applicable to vast rural market.
The present invention is achieved through the following technical solutions:
A kind of inlet valve for low water pressure automatic washing machine, described inlet valve for low water pressure automatic washing machine is a kind of two water outlets check valve along separate routes that has, described inlet valve for low water pressure automatic washing machine is provided with a water inlet at least, two water outlets of described inlet valve for low water pressure automatic washing machine are respectively low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet shunt along separate routes, described low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet are provided with independently two sleeve spring guide rod electromagnetic valve sealing structures along separate routes respectively, the described low hydraulic pressure water outlet piston shell on the guide rod top by the spring front portion along separate routes directly seals, and described high hydraulic pressure water outlet is the guide rod front portion of the inner spool membrane layer that also is provided with diaphragm plate and is positioned at the diaphragm plate bottom along separate routes.
Described one advance two low hydraulic pressure water outlets that go out the unidirectional electrical magnet valve along separate routes and the current strength of high hydraulic pressure water outlet shunt low pressure delivery valve body when described washing machine operate as normal less than the current strength of high pressure valve body.
When intake pressure during at 0-0.2Mpa low hydraulic pressure water outlet keep along separate routes all opening, and high hydraulic pressure water outlet is in half-open position or closed state along separate routes, described one advance two flow of inlet water that go out the water inlet of unidirectional electrical magnet valve mainly relies on low pressure delivery along separate routes valve port flow out.
When intake pressure low hydraulic pressure water outlet when 0.2Mpa-1.0Mpa is above is in half-open or closed state along separate routes, and high hydraulic pressure water outlet is in full open position along separate routes, and described one advances pair flow of inlet water that goes out the water inlet of unidirectional electrical magnet valve mainly relies on high hydraulic pressure water outlet valve port outflow along separate routes.
Described one advances pair water inlet that goes out the unidirectional electrical magnet valve is provided with screen pack.
Described low hydraulic pressure water outlet electromagnetic valve and high hydraulic pressure water outlet electromagnetic valve along separate routes along separate routes is symmetricly set on the water intaking valve.
The piston cap diameter of described low hydraulic pressure water outlet spool part along separate routes is greater than water outlet shunt diameter.
A kind of inlet valve for low water pressure automatic washing machine, described inlet valve for low water pressure automatic washing machine is a kind of two water outlets check valve along separate routes that has, described inlet valve for low water pressure automatic washing machine is provided with a water inlet at least, two water outlets of described inlet valve for low water pressure automatic washing machine are respectively low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet shunt along separate routes, two water outlets can be merged into the described along separate routes low hydraulic pressure water outlet of a water outlet along separate routes and high hydraulic pressure water outlet setting two sleeve spring guide rod electromagnetic valve sealing structures independently respectively along separate routes by peripheral components along separate routes, described low hydraulic pressure water outlet valve body is along separate routes adopted and the high hydraulic pressure water outlet identical design of valve body along separate routes, its difference is that the diaphragm plate hardness of described low hydraulic pressure water outlet shunt valve body is low, the membrane layer thinner thickness of its lower surface.
Described one advance two low hydraulic pressure water outlets that go out the unidirectional electrical magnet valve along separate routes and high hydraulic pressure water outlet shunt when described washing machine operate as normal, keep synchronous opening and closing.
When intake pressure during at 0-0.2Mpa low hydraulic pressure water outlet keep along separate routes all opening, and high hydraulic pressure water outlet is in half-open position or closed state along separate routes, described one advance two flow of inlet water that go out the water inlet of unidirectional electrical magnet valve mainly relies on low pressure delivery along separate routes valve port flow out.
When intake pressure low hydraulic pressure water outlet when 0.2Mpa-1.0Mpa is above is in half-open or closed state along separate routes, and high hydraulic pressure water outlet is in full open position along separate routes, and described one advances pair flow of inlet water that goes out the water inlet of unidirectional electrical magnet valve mainly relies on high hydraulic pressure water outlet valve port outflow along separate routes.
Described one advances pair water inlet that goes out the unidirectional electrical magnet valve is provided with screen pack.
Described low hydraulic pressure water outlet electromagnetic valve and high hydraulic pressure water outlet electromagnetic valve along separate routes along separate routes is symmetricly set on the water intaking valve.
The present invention utilizes pair water intaking valve inside that goes out structure that the characteristics of two sleeve springs and hermetically-sealed construction are arranged cleverly, wherein a sleeve spring and hermetically-sealed construction are carried out parameter adjustment or designs simplification so that it is suitable for the effluent functions of low hydraulic pressure, washing machine is when operate as normal, and two spools carry out work simultaneously.
Depress at normal water, keep closed state so the electromagnetic force of low hydraulic pressure outlet valve is not enough to that the guide rod upper piston shell under the high hydraulic pressure is drawn back low pressure valve.Make and have only high hydraulic pressure water outlet to work along separate routes, and low hydraulic pressure water outlet valve body along separate routes can carry out water outlet smoothly when hanging down hydraulic pressure, but the high pressure water valve can't be opened because sealing load is high, overall water yield is high more a lot of than conventional water intaking valve, in high hydraulic pressure situation, and high pressure water outlet water outlet smoothly along separate routes, low pressure delivery along separate routes can't operate as normal, but, the requirement that can realize water pressure resistance and water-stop is arranged because the existence of two nested structures can well be implemented in the normal water yield of 0-1.0Mpa.
Description of drawings:
Fig. 1 is a side elevational schematic view of the present invention;
Fig. 2 is the outside drawing of entry oral-lateral of the present invention;
Fig. 3 is the bow outside drawing of the present invention from top solenoid side;
Fig. 4 is that Fig. 3 A-A is to cutaway view;
The cutaway view of Fig. 5 for only dividing trackside to look up by two water outlets of piston body seal;
The cutaway view of Fig. 6 for dividing trackside to look up from two water outlets.
1 valve body, 2 embedded screen packs, 3 embedded screen pack 2,4 flow sleeve pipes, 5 flow circles, 6 barrier films, 7 diaphragm plates, 8 pistons, 9 piston shells, 10 springs, 11 guide rods, 12 electrode sleeve pipes, 13 support A, 14 support B, 15 terminals, 16 coil axess, 17 bag lacquer lines, 18 coils, 19 screws, 20 traffic controllers, 21O shape circle.
The specific embodiment:
Fig. 1 for side elevational schematic view of the present invention as can be seen from the figure, what be positioned at figure left side is the water inlet part, two electromagnetic valve water outlets that are set up in parallel are A and water outlet B along separate routes along separate routes, the first half is an electromagnetic coil portion among the figure, Lower Half be water outlet along separate routes.
Fig. 2 as can be seen from the figure, is horizontally disposed with as the mouth of a river for the outside drawing of entry oral-lateral of the present invention, and there is long square protuberance in portion in the drawings, and it is symmetrically arranged with the hole that is marked with radius and length dimension.This part is for installing and fixing dish, and aforesaid hole is an installing hole.
Fig. 3 is the bow outside drawing of the present invention from top solenoid side, and this low hydraulic pressure water intaking valve is fixing by the screw 19 that is arranged on the fixed disk as we can see from the figure, is set up in parallel 4 terminals (15) in the side of electromagnetic valve coil portion.
Fig. 4 is that Fig. 3 A-A is to cutaway view, the cut-away view of the low hydraulic pressure water intaking valve of the present invention just, screen pack 2 is installed in the water inlet rear end of valve body 1 as we can see from the figure, and traffic controller 20 is installed on the flow circle 5, and described 4 flow sleeve pipes are installed in the rear side of flow-control circle 5.Current flow to the low pressure water intaking valve in left side and then flow to the high pressure water intaking valve on right side by traffic controller when water intaking valve is opened.And the low hydraulic pressure delivery port among Fig. 6 has removed diaphragm plate, makes the piston shell 9 that is positioned at guide rod 11 tops can directly block low hydraulic pressure delivery port.
Low pressure water intaking valve and high pressure water intaking valve are arranged side by side, its inside all sets up supporting traffic controller 20 separately and flow circle 5 is guaranteed the current monitoring, on the top of water outlet valve body is current coil and spring portion, in the middle of spring 10 is arranged on, guide rod 11 is positioned at spring 10 front ends, is provided with enamel-covered wire 17 around guide rod 11.Front end at guide rod 11 is the flow of inlet water circle.Aforementioned part is the part that low pressure delivery valve and high pressure outlet valve all possess.
First kind of embodiment removes in the existing disclosed valve body and is arranged on this diaphragm plate and the membrane layer on diaphragm plate for the guide rod front end at the low pressure delivery valve directly inserts in the water outlet along separate routes among the present invention.Like this when hydraulic pressure less than 0.2Mpa the time low pressure water intaking valve can discharge water smoothly thereby reach nature by the complete pull-up of guide rod being opened water outlet along separate routes.
And the inside of high pressure outlet valve is provided with the diaphragm plate and the membrane layer that can bear arm's length standard pressure at this moment.Can be clearly seen that from Fig. 5 that as shown in Figure 5 being positioned at the valve inner water outlet of taking back middle along separate routes is unsettled setting, and be positioned at middle along separate routes diaphragm plate and the membrane layer that is provided with the normal pressure standard of right side valve body water outlet.
The 2nd kind of embodiment of the present invention such as Fig. 6 advance pair low pressure delivery valve port that goes out water intaking valve one diaphragm plate and membrane layer also are set, but the pressure index of membrane layer will be adjusted to below the 0.2Mpa.Like this at high hydraulic pressure or normally depress.Low hydraulic pressure water outlet can't be opened because membrane layer is thin along separate routes.Thereby realizing hanging down the hydraulic pressure water outlet seals along separate routes.And when hydraulic pressure is lower than 0.2Mpa.Thereby low hydraulic pressure water outlet can realize normally opening the realization washing machine along separate routes normally intakes.
Claims (8)
1. inlet valve for low water pressure automatic washing machine, described inlet valve for low water pressure automatic washing machine is a kind of two water outlets check valve along separate routes that has, described inlet valve for low water pressure automatic washing machine is provided with a water inlet at least, it is characterized in that: two water outlets of described inlet valve for low water pressure automatic washing machine are respectively low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet shunt along separate routes, described low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet are provided with independently two sleeve spring guide rod electromagnetic valve sealing structures along separate routes respectively, the described low hydraulic pressure water outlet piston shell on the guide rod top by the spring front portion along separate routes directly seals, and described high hydraulic pressure water outlet is the guide rod front portion of the inner spool membrane layer that also is provided with diaphragm plate and is positioned at the diaphragm plate bottom along separate routes.
2. inlet valve for low water pressure automatic washing machine, described inlet valve for low water pressure automatic washing machine is a kind of two water outlets check valve along separate routes that has, described inlet valve for low water pressure automatic washing machine is provided with a water inlet at least, it is characterized in that: two water outlets of described inlet valve for low water pressure automatic washing machine are respectively low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet shunt along separate routes, described low hydraulic pressure water outlet shunt and high hydraulic pressure water outlet are provided with independently two sleeve spring guide rod electromagnetic valve sealing structures along separate routes respectively, described low hydraulic pressure water outlet valve body employing is along separate routes all adopted diaphragm plate and membrane layer structure with high hydraulic pressure water outlet shunt valve body, its difference is that the diaphragm plate hardness of described low hydraulic pressure water outlet shunt valve body is low, and the high relatively hydraulic pressure water outlet of membrane layer thickness is thinner along separate routes.
3. a kind of low water pressure automatic washing machine according to claim 1 and 2 is characterized in that: described one advance two low hydraulic pressure water outlets that go out the unidirectional electrical magnet valve along separate routes and high hydraulic pressure water outlet shunt when described washing machine operate as normal, keep synchronous opening and closing.
4. a kind of inlet valve for low water pressure automatic washing machine according to claim 3, it is characterized in that: when intake pressure during at 0-0.2Mpa low hydraulic pressure water outlet keep along separate routes all opening, and high hydraulic pressure water outlet is in half-open position or closed state along separate routes, and described one advances pair flow of inlet water that goes out the water inlet of unidirectional electrical magnet valve mainly relies on low pressure delivery valve port outflow along separate routes.
5. a kind of inlet valve for low water pressure automatic washing machine according to claim 3, it is characterized in that: when intake pressure low hydraulic pressure water outlet when 0.2Mpa-1.0Mpa is above is in half-open or closed state along separate routes, and high hydraulic pressure water outlet is in full open position along separate routes, and described one advances pair flow of inlet water that goes out the water inlet of unidirectional electrical magnet valve mainly relies on high hydraulic pressure water outlet valve port outflow along separate routes.
6. a kind of inlet valve for low water pressure automatic washing machine according to claim 1 and 2 is characterized in that: described one advances pair water inlet that goes out the unidirectional electrical magnet valve is provided with screen pack.
7. a kind of inlet valve for low water pressure automatic washing machine according to claim 1 and 2 is characterized in that: described low hydraulic pressure water outlet electromagnetic valve and high hydraulic pressure water outlet electromagnetic valve along separate routes along separate routes is symmetricly set on the water intaking valve.
8. a kind of inlet valve for low water pressure automatic washing machine according to claim 1 is characterized in that: the piston cap diameter of described low hydraulic pressure water outlet spool part along separate routes is greater than water outlet shunt inside diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910009280 CN101818442B (en) | 2009-02-27 | 2009-02-27 | Inlet valve for low water pressure automatic washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910009280 CN101818442B (en) | 2009-02-27 | 2009-02-27 | Inlet valve for low water pressure automatic washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101818442A true CN101818442A (en) | 2010-09-01 |
| CN101818442B CN101818442B (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910009280 Active CN101818442B (en) | 2009-02-27 | 2009-02-27 | Inlet valve for low water pressure automatic washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101818442B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS563367A (en) * | 1979-06-20 | 1981-01-14 | Matsushita Electric Ind Co Ltd | Feed water solenoid valve |
| JPH01210677A (en) * | 1988-02-16 | 1989-08-24 | Kanbayashi Seisakusho:Kk | Pilot valve |
| CN201136994Y (en) * | 2007-12-07 | 2008-10-22 | 合肥荣事达洗衣设备制造有限公司 | Washing machine water intake valve improvement structure |
| CN101343828A (en) * | 2007-07-10 | 2009-01-14 | 苏州三星电子有限公司 | Improved washing method of washing machine and washing machine implementing the method |
| CN201180805Y (en) * | 2008-03-19 | 2009-01-14 | 杭州神林电子有限公司 | Dual control electromagnetic water-supply valve |
-
2009
- 2009-02-27 CN CN 200910009280 patent/CN101818442B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS563367A (en) * | 1979-06-20 | 1981-01-14 | Matsushita Electric Ind Co Ltd | Feed water solenoid valve |
| JPH01210677A (en) * | 1988-02-16 | 1989-08-24 | Kanbayashi Seisakusho:Kk | Pilot valve |
| CN101343828A (en) * | 2007-07-10 | 2009-01-14 | 苏州三星电子有限公司 | Improved washing method of washing machine and washing machine implementing the method |
| CN201136994Y (en) * | 2007-12-07 | 2008-10-22 | 合肥荣事达洗衣设备制造有限公司 | Washing machine water intake valve improvement structure |
| CN201180805Y (en) * | 2008-03-19 | 2009-01-14 | 杭州神林电子有限公司 | Dual control electromagnetic water-supply valve |
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| Publication number | Publication date |
|---|---|
| CN101818442B (en) | 2013-08-28 |
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Effective date of registration: 20160906 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Washing Machine Co., Ltd. |