CN201187619Y - Magnetic valve core - Google Patents
Magnetic valve core Download PDFInfo
- Publication number
- CN201187619Y CN201187619Y CNU2008201019077U CN200820101907U CN201187619Y CN 201187619 Y CN201187619 Y CN 201187619Y CN U2008201019077 U CNU2008201019077 U CN U2008201019077U CN 200820101907 U CN200820101907 U CN 200820101907U CN 201187619 Y CN201187619 Y CN 201187619Y
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- China
- Prior art keywords
- valve plate
- rotating shaft
- magnetic force
- housing
- halfbody
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- 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
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Abstract
The utility model discloses a magnetic valve core which comprises a fixed valve plate, a movable valve plate, a shifting fork, two magnets and a rotating shaft; the fixed valve plate and the movable valve plate are folded at the inner end of the rotating shaft; the both magnets are sleeved on the rotating shaft in a way that congenial magnetic poles are opposite, the shifting fork is fixed at the inner end of the rotating shaft and is inserted into a shifting groove of the movable valve plate. The structure can be widely applied to an arbitrary water inlet valve or a water tap to ensure the normal water inlet and the water sealing of the water inlet valve and the water tap, and has long service life.
Description
Technical field
The utility model relates to a kind of magnetic force spool, is applicable to various water taps and inlet valve.
Background technique
At present, the inlet valve that water closet uses mainly contains sealing modes such as piston type, back pressure type, ceramic valve core formula.
But, great majority are piston type and back pressure type inlet valve on the current market, because the part of the water inlet of piston type and back pressure type inlet valve, sealing part all adopts plastic materials such as rubber to make, therefore ubiquity that aging easily distortion, working life are short, pressure (high pressure, low pressure) water inlet not simultaneously and sealing be unusual, such as slow seepage, the many defectives such as noise is excessive, the water level control accuracy is low of intaking, more than many defectives caused inlet valve various inefficacies or fault at work, thereby caused a large amount of wastes of precious water resources.
In recent years, the inlet valve of ceramic valve core formula has also appearred on the market and since ceramic valve core need moving valve plate and fixed valve plate closely to be adjacent to can sealing, surface friction drag increases, resistance is bigger than normal and cause keg float bigger than normal during opening and closing.
The inlet valve of the ceramic valve core formula that also has utilizes the pressure of water to moving valve plate, and moving valve plate and fixed valve plate are produced from adhesive, reaches moving valve plate and fixed valve plate closely is adjacent to and sealing.; it is unreliable to reach the adhesive of moving valve plate and fixed valve plate by hydraulic pressure like this; because the tap water hydraulic difference in each regional pipeline; and the tap water hydraulic in the areal pipeline also changes, in case the water that occurs in the pipeline in the negative pressure water tank just has the possibility that flows backward to the pipeline polluted source.In addition, the water quality in each regional pipeline is not quite similar, if be mixed with impurity in the water, is easy to be mixed between moving valve plate and the fixed valve plate, and destroys their state that closely is adjacent to, and the result of sealing unusual (seepage, not sealing) and inlet valve damage occurs.
This shows that all there are a lot of deficiencies in existing water closet with inlet valve, for ceramic valve core formula inlet valve, its deficiency mainly shows the cooperation of moving valve plate and fixed valve plate, therefore, the structure of spool is improved, be necessary that the inventor researches and develops at this point in fact, this case produces thus.
The model utility content
In order to solve existing above-mentioned technical problem and deficiency in the prior art, the utility model provides a kind of magnetic force spool, with the water inlet of guaranteeing inlet valve or water tap with sealing is normal, the life-span is long.
The utility model is realized by following technical proposals:
The magnetic force spool comprises fixed valve plate, moving valve plate, shift fork, two magnet and rotating shaft; Fixed valve plate and moving valve plate overlay the inner end of rotating shaft; Two magnet are enclosed within the rotating shaft in the relative mode of like pole, and shift fork is fixed on the inner end of rotating shaft, and shift fork is inserted in the allocating slot of moving valve plate.
There is the gap between described two magnet.
The one-body molded inner end of described shift fork in rotating shaft.
The inner end of described rotating shaft also is fixed with a door that is used to stop the shift fork landing.
The water inlet breach of described moving valve plate and fixed valve plate is evenly distributed and is formed on the circumference, all obtain by two different fan-shaped subtracting each other of radius at concentric, concentric angle by two sections straightways and two sections class quadrilateral holes that the circular arc line segment is formed.
Described magnetic force spool also comprises housing and sealing gasket; Housing is snapped together by two halfbodies and forms holding cavity, is provided with seal ring between two halfbodies, and the end face of two halfbodies forms water intake and control mouth respectively, also forms the mouth of a river on the housing; Fixed valve plate, moving valve plate, shift fork and two magnet are arranged in the holding cavity of housing; Rotating shaft is plugged in the control mouth of housing and holding cavity is stretched in the inner end, the outer end stretches outside housing, is provided with seal ring between rotating shaft and the control mouthful; Sealing gasket is located between the water intake of fixed valve plate and housing.
The opening of described two halfbodies relatively, combine in the inside and outside mode that is nested with, seal ring is arranged between the outer wall of the opening end of outer halfbody and interior halfbody, leave the gap between inside and outside two halfbodies, water outlet is formed on the outer halfbody, forms inlet on the interior halfbody.
Form internal thread on the opening end inwall of described outer halfbody, the corresponding outside thread that forms is fixed together by this internal thread and externally threaded screw-thread fit between outer halfbody and the interior halfbody on the outer wall of interior halfbody.
Also be with pad in the described rotating shaft, this pad is between the inwall of the end face of magnet and housing.
The projection that has restriction shift fork rotation angle on the inwall of described housing.
After adopting such scheme, the utility model is to utilize the magnet same sex to repel each other, remake in magnet, magnet by magnetic force and to be used for shift fork, making moving valve plate be adjacent to fixed valve plate by the shift fork pushing and pressing again cooperates, and rotate by rotating shaft, the water inlet breach of fixed valve plate and moving valve plate is misplaced fully reach the purpose of sealing, or the water inlet breach of fixed valve plate and moving valve plate is overlapped gradually reach the into purpose of water.
The utility model compared with prior art, make moving valve plate and fixed valve plate adhesive sealing by magnetic force, significantly reduced the surface friction drag that mechanical seal brings, needed power is all smaller when making the opening and closing inlet valve, thereby realize that inlet valve can be quick, sensitive, reliably, steadily, critically intake and sealing, and, when this structure applies in the tank intake valve of water, also make the opening and closing of inlet valve not be subjected to the influence of hydraulic pressure, when this structure applies in the water tap, making that the opening and closing of water tap are soft lightly has more hommization, and no matter the area that hydraulic pressure height or hydraulic pressure are low all can proper functioning, and the life-span is long.
Description of drawings
Fig. 1 is the structural representation that the utility model applies to the water closet inlet valve;
Fig. 2 be the A-A of Fig. 1 to sectional drawing, i.e. the structural representation of the utility model magnetic force spool;
Fig. 3 be the B-B of Fig. 1 to sectional drawing, i.e. the schematic representation that cooperates of the keg float of water closet inlet valve and drowning sleeve pipe;
Fig. 4 is the structural representation of the utility model fixed valve plate;
Fig. 5 is the side view of Fig. 4;
Fig. 6 is the structural representation of the utility model moving valve plate;
Fig. 7 is the side view of Fig. 6.
Embodiment
As shown in Fig. 1 and Fig. 2, be that magnetic force spool that the utility model discloses applies to the schematic representation in the water closet inlet valve.The utility model comprises fixed valve plate 2, moving valve plate 3, shift fork 4, two magnet 5 and 6, rotating shaft 11.
This embodiment also comprises housing and sealing gasket 18.Housing is snapped together by two halfbodies 1 and 12 and forms holding cavity.This embodiment specifically be two halfbodies 1 are relative with 12 opening, combine in the inside and outside mode that is nested with.Form internal thread on the opening end inwall of outer halfbody 1, the corresponding outside thread that forms on the outer wall of interior halfbody 12 by this internal thread and externally threaded screw-thread fit, fixes two halfbodies 1 and 12.Be provided with seal ring 13 between two halfbodies 1 and 12, seal ring 13 is arranged between the outer wall of the opening end of outer halfbody 1 and interior halfbody 12.Two halfbodies 1 and 12 end face form water intake 28 and control mouthfuls 29 respectively.Leave the gap between two halfbodies 1 and 12, water outlet 17 is formed on the sidewall of outer halfbody 1, forms inlet 21 on the interior halfbody 12.Sealing gasket 18, fixed valve plate 2, moving valve plate 3, shift fork 4 and two magnet 5 and 6 are arranged in the holding cavity of housing.Sealing gasket 18 is located between the water intake 28 of fixed valve plate 2 and housing, and fixed valve plate 2 cooperates with the groove 24 of interior halfbody 12 inwalls by the protruding grain 34 at its edge and is fixed in the interior halfbody 12.Rotating shaft 11 is plugged in the control mouth 29 of housing, and holding cavity is stretched in its inner end, the outer end stretches outside housing.Be provided with seal ring 7 and 8 between rotating shaft 11 and the control mouth 29.Also be with pad 14 in this embodiment's rotating shaft 11, this pad 14 between the inwall of the end face of magnet 6 and housing, extrusion damage magnet 6 when avoiding halfbody 1 and 12 to fasten.Among this embodiment, also have projection 23 on the inwall of housing, be used to limit the rotation angle of shift fork 4.Like this, present embodiment is assembled in the housing because of the main member with spool, scattered member is integrated in one, and forms the universal accessories that is applicable to various inlet valves and water tap, make the utility model be more prone to, make things convenient in the dismounting and the assembling of inlet valve and water tap.
The utility model applies in the water closet inlet valve, and the sleeve pipe 26 that falls into water can be connected on water outlet 17 belows of housing.Keg float 25 is enclosed within on the sleeve pipe 26 that falls into water, and also prevents to relatively rotate between the two by concaveconvex structure 27 between keg float 25 and the drowning sleeve pipe 26, as shown in Figure 3.Argue for the sake of arguing 22 two ends are connected with the outer end of keg float 25 with rotating shaft 11 respectively, it specifically is slotted hole 19 of sidepiece formation at keg float 25, outer end in rotating shaft 11 also forms slotted hole 30,22 the end of arguing for the sake of arguing is hubbed in the slotted hole 19 of keg float 25, and the other end is locked in the slotted hole 30 of rotating shaft 11 by a nut 9 tie spacers 10.Also dispose a balancing weight 20 on the keg float 25.The below of outer halfbody 1 also forms water supplement port 15.
Like this, in conjunction with the use of water closet inlet valve, be elaborated as follows to the utility model working principle.
When the toilet seat water tank drawdown, when buoyancy minimizing that keg float 25 is subjected to or disappearance, balancing weight 20 and argue for the sake of arguing 22 and the action of gravity of keg float 25 drive to argue for the sake of arguing and 22 descend, slide in the slotted hole 19 of keg float 25 lateral parts in argue for the sake of arguing 22 lower end, the resistance that overcomes spool rotates rotating shaft 11, rotates thereby drive moving valve plate 3, causes the water inlet breach 32 of moving valve plate 3 and the water inlet breach 33 of fixed valve plate 2 to overlap gradually, make inlet valve open and intake, this be the unlatching of the present utility model state of intaking.During water inlet, water flows into interior halfbody 12 by the water intake 28 of outer halfbody, the water inlet breach 33 of fixed valve plate 2 and the water inlet breach 32 of moving valve plate 3, then by the gap between 21 outer halfbodies 1 of the flow direction of the inlet on interior halfbody 12 inner cylindrical surfaces and the interior halfbody 12, this moment the moisture two-way, the flow through sleeve pipe 26 that falls into water of the water outlet 17 of leading up to flows in the toilet seat water tank, and another road is carried out moisturizing by the moisturizing passage that water supplement port 15 flows to drain valve to water closet.
When the water level in the toilet seat water tank rises, keg float 25 rises because the buoyancy that is subjected to increases, slide in the slotted hole 19 of keg float 25 lateral parts in argue for the sake of arguing 22 lower end, thereby drive 22 risings of arguing for the sake of arguing, the resistance that overcomes spool rotates rotating shaft 11, moving valve plate 3 is and then rotated, cause the water inlet breach 32 of moving valve plate 3 and the water inlet breach 33 of fixed valve plate 2 to misplace gradually, when the water in the toilet seat water tank rises to desired location, the water inlet breach 32 of moving valve plate 3 and the water inlet breach 33 of fixed valve plate 2 misplace fully, and make inlet valve close sealing, and this is the sealing state of closing of the present utility model, so circulation, inlet valve has just been finished whole course of action of opening and closing.
Need to prove, more than only be the utility model more representational one the utilization embodiment.And the utility model because its when using operation less while of exerting oneself be not subjected to water quality quality, stable water pressure, the whether influence of hydraulic pressure height, so the utility model can be widely used in arbitrary inlet valve or the water tap, this paper does not illustrate one by one.Every foundation technical spirit of the present utility model especially utilizes the magnetic force of magnet to the structure that spool seals, and is to belong to protection domain of the present utility model.
Claims (10)
1, magnetic force spool is characterized in that: comprise fixed valve plate, moving valve plate, shift fork, two magnet and rotating shaft; Fixed valve plate and moving valve plate overlay the inner end of rotating shaft; Two magnet are enclosed within the rotating shaft in the relative mode of like pole, and shift fork is fixed on the inner end of rotating shaft, and shift fork is inserted in the allocating slot of moving valve plate.
2, magnetic force spool as claimed in claim 1 is characterized in that: have the gap between described two magnet.
3, magnetic force spool as claimed in claim 1 is characterized in that: the one-body molded inner end in rotating shaft of described shift fork.
4, magnetic force spool as claimed in claim 1 is characterized in that: the inner end of described rotating shaft also is fixed with a door that is used to stop the shift fork landing.
5, magnetic force spool as claimed in claim 1, it is characterized in that: the water inlet breach of described moving valve plate and fixed valve plate is evenly distributed and is formed on the circumference, all obtain by two different fan-shaped subtracting each other of radius at concentric, concentric angle by two sections straightways and two sections class quadrilateral holes that the circular arc line segment is formed.
6, magnetic force spool as claimed in claim 1 is characterized in that: described magnetic force spool also comprises housing and sealing gasket; Housing is snapped together by two halfbodies and forms holding cavity, is provided with seal ring between two halfbodies, and the end face of two halfbodies forms water intake and control mouth respectively, also forms the mouth of a river on the housing; Fixed valve plate, moving valve plate, shift fork and two magnet are arranged in the holding cavity of housing; Rotating shaft is plugged in the control mouth of housing and holding cavity is stretched in the inner end, the outer end stretches outside housing, is provided with seal ring between rotating shaft and the control mouthful; Sealing gasket is located between the water intake of fixed valve plate and housing.
7, magnetic force spool as claimed in claim 6, it is characterized in that: the opening of described two halfbodies relatively, combine in the inside and outside mode that is nested with, seal ring is arranged between the outer wall of the opening end of outer halfbody and interior halfbody, leave the gap between inside and outside two halfbodies, water outlet is formed on the outer halfbody, forms inlet on the interior halfbody.
8, magnetic force spool as claimed in claim 6, it is characterized in that: form internal thread on the opening end inwall of described outer halfbody, the corresponding outside thread that forms is fixed together by this internal thread and externally threaded screw-thread fit between outer halfbody and the interior halfbody on the outer wall of interior halfbody.
9, magnetic force spool as claimed in claim 6 is characterized in that: also be with pad in the described rotating shaft, this pad is between the inwall of the end face of magnet and housing.
10, magnetic force spool as claimed in claim 6 is characterized in that: the projection that has restriction shift fork rotation angle on the inwall of described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201019077U CN201187619Y (en) | 2008-04-08 | 2008-04-08 | Magnetic valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201019077U CN201187619Y (en) | 2008-04-08 | 2008-04-08 | Magnetic valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201187619Y true CN201187619Y (en) | 2009-01-28 |
Family
ID=40310641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201019077U Expired - Fee Related CN201187619Y (en) | 2008-04-08 | 2008-04-08 | Magnetic valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201187619Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI799759B (en) * | 2020-11-24 | 2023-04-21 | 陳瑞騫 | Faucet with safe operation mode |
-
2008
- 2008-04-08 CN CNU2008201019077U patent/CN201187619Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI799759B (en) * | 2020-11-24 | 2023-04-21 | 陳瑞騫 | Faucet with safe operation mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090227 Address after: Room N227B, Albert building, pioneer zone, torch hi tech Zone, Fujian, Xiamen Province, 361000 Patentee after: XMBOS (Xiamen) Sanitary Ware Technology Co., Ltd. Address before: Siming Lake Road Xiamen city of Fujian Province, No. 731, Room 303, zip code: 361000 Patentee before: Nie Weihua |
|
| ASS | Succession or assignment of patent right |
Owner name: XIAMEN CITY BOAOSI BATHROOM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NIE WEIHUA Effective date: 20090227 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090128 Termination date: 20120408 |