CN2460815Y - Improved cerimic spool - Google Patents
Improved cerimic spool Download PDFInfo
- Publication number
- CN2460815Y CN2460815Y CN 00268125 CN00268125U CN2460815Y CN 2460815 Y CN2460815 Y CN 2460815Y CN 00268125 CN00268125 CN 00268125 CN 00268125 U CN00268125 U CN 00268125U CN 2460815 Y CN2460815 Y CN 2460815Y
- Authority
- CN
- China
- Prior art keywords
- valve core
- valve plate
- seal ring
- fixed valve
- sealing
- 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.)
- Ceased
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- Multiple-Way Valves (AREA)
- Sliding Valves (AREA)
Abstract
The utility model relates to an improved ceramic valve core. The matching of the fixing valve sheet and the valve core base of the prior art lacks the structure which causes the sealing ring to be positioned, or the sealing ring is not guaranteed to be effectively matched with the sealing surface, and the leakage is easy. The utility model is characterized in that the upper end of the valve core seat is provided with a positioning groove; the outer margin and the inner margin of the positioning groove are accommodated with the sealing ring; the lower surface of the fixing valve sheet forms a lower sealing surface which is closely matched with the sealing ring. The utility model solves the technical defects that the sealing ring is easily deformed and shifted, and the matching of the sealing ring and the sealing surface is poor. The utility model has the advantages of sealing effect increase and difficult leakage.
Description
The utility model relates to a kind of ceramic valve core, particularly a kind of modified model ceramic valve core that is used on the hot and cold water tapping equipment.
Be arranged on the washstand of family, restaurant, hotel or other public places or the hot and cold water tapping equipment on the bathtub comprises a ceramic valve core usually, valve core case, the seal ring that cooperates with valve core case and the fixed valve plate that this ceramic valve core is assembled together by the housing that is provided with lower through-hole, with housing and place in the housing and control mechanism, driving component and the moving valve plate of interlock mutually constitute, moving valve plate cooperates with fixed valve plate, its surface of contact forms liquid sealing, and controlling rod one end of control mechanism stretches out housing.Should keep good seal between fixed valve plate and the valve core case, otherwise easily leak.Spool of the prior art is realized sealing with following dual mode: a kind of is that bottom surface with fixed valve plate is as sealing surface, be convenient to it is worked into higher precision, make that seal ring and its are better to be contacted, but because of seal ring is made with silicone rubber, the character softness, and lack the structure make the seal ring location, seal ring is yielding and cause leaking when assembly error or intake pressure are big.Another kind of for be provided with inner concave in the bottom surface, with the inner concave is sealing surface, three seal rings place corresponding inner concave to be mated respectively and realize sealing, though such structure is located seal ring, but because fixed valve plate forms with stupalith is molded, though adopted the mould of degree of precision, hot contraction ratio is bigger in forming process, be difficult to avoid the deformation of fixed valve plate, thereby can't guarantee that three sealing surfaces that cooperate with seal ring are on the same desirable plane; Again because of stupalith hardness is very high, very difficulty and cost are very high to make the fine finishing of sealing surface that groove floor is formed, commercial being difficult to carry out, and seal ring is under unified central planning, and this produces leakage with regard to causing seal ring can not guarantee effectively to cooperate with sealing surface.In addition, because fixed valve plate aluminium oxide ceramics manufacturing, the volume of above-mentioned fixed valve plate is all bigger, so cost is higher.
The purpose of this utility model is to overcome above-mentioned technological deficiency, provides a kind of and not only improves the sealing of spool but also seal ring can be shifted, and also can reduce the modified model ceramic valve core of manufacture cost.
For achieving the above object, the technical solution of the utility model is, the modified model ceramic valve core, comprise the housing that is provided with lower through-hole, the valve core case that is assembled together with housing, be embedded in the seal ring in the valve core case, fixed valve plate that cooperates with valve core case and the control mechanism that places in the housing interlock mutually and can rotate, driving component and moving valve plate, wherein control mechanism comprises controlling rod and plate element, controlling rod one end stretches out housing, moving valve plate cooperates with fixed valve plate, its surface of contact forms liquid sealing, stirring controlling rod can make moving valve plate slide on fixed valve plate, then can open or close the water source to change its relative position, rotation control rod rotates to regulate the ratio of hot and cold water moving valve plate when opening the water source on fixed valve plate; It is characterized in that described valve core case upper end is provided with outer rim and inner edge, gap between them forms the locating slot that can hold seal ring, so that seal ring is effectively located, the lower surface of fixed valve plate forms the lower sealing surface that cooperates with seal ring, the sealing face is easy to carry out fine finishing, also have the step that cooperates with the inner edge upper-end surface of indent on this lower surface, such structure is located fixed valve plate on valve core case, fixed valve plate lower surface and seal ring are combined closely.
Described modified model ceramic valve core is characterized in that described seal ring is " product " shape of integral structure, and the lower sealing surface of fixed valve plate is identical with its shape with locating slot, thereby it effectively is limited in the locating slot.
Described modified model ceramic valve core is characterized in that described outer rim is higher than inner edge, and when inner edge was stuck on the step, outer rim also positioned it at the periphery of fixed valve plate.
The utility model is provided with by outer rim and inner edge in the valve core case upper end and forms the locating slot that holds seal ring, seal ring effectively can be located, unlikely generation distortion or displacement; It is the structure of sealing surface that the lower sealing surface that the fixed valve plate lower surface forms has changed with the fixed valve plate groove floor, makes sealing surface be easy to carry out fine finishing, thereby makes itself and seal ring close fit, prevents leakage; Because the change of fixed valve plate structure reduces its volume, reduce the use amount of aluminium oxide ceramics again, reduced manufacture cost.
Below in conjunction with Figure of description and embodiment the utility model is further described.
Fig. 1 is an organigram of the present utility model.
As shown in the figure, the modified model ceramic valve core, comprise the housing 1 that is provided with lower through-hole, the valve core case 6 that is connected together by buckle 64 and housing, be embedded in the seal ring 7 in the valve core case, with the fixed valve plate 5 of valve core case 6 cooperations and the control mechanism 2 that places housing 1 interior interlock mutually and can rotate, driving component 3 and moving valve plate 4, control mechanism 2 is by plate element 22 and be connected in the square hole of plate element 22 by fixing pin 23 and can constitute around the controlling rod 21 that fixing pin rotates, stretch out outside the housing controlling rod upper end, the lower end snaps in the square hole 31 of driving component, plate element 22 is a stepped shaft, its upper end places the interior realization of the last through hole radial location of shell, the periphery of lower end is provided with two " L " shape limiting stoppers 24 and cooperates with projection on the inner walls, make the control mechanism 2 of mutual interlock, driving component 3 and moving valve plate 4 can only rotate in the several angle scope, the montant of described two limiting stoppers is stuck on the side parallel to each other of driving component 3, being provided with around the driving component 3 in the positioning port 41 that positioning block 32 is stuck in moving valve plate 4 combines the two, moving valve plate 4 cooperates with fixed valve plate 5, its surface of contact forms liquid sealing, the lower surface of moving valve plate 4 is provided with groove 42, is used for being communicated with, close or regulate paddle hole.Seal ring 7 usefulness silicone rubber are made as " product " shape of integral structure, valve core case (6) upper end is provided with outer rim 61 and the inner edge 62 that is higher than seal ring, wherein outer rim 61 is connected as a single entity, inner edge 62 is divided into three parts, and outer rim is than the inner edge height, and the gap between them forms the locating slot 63 that holds seal ring, seal ring is effectively located, the lower surface of fixed valve plate forms the lower sealing surface 52 that cooperates with seal ring, because this face is a surface of fixed valve plate, is easy to carry out fine finishing.The lower sealing surface 52 of fixed valve plate is identical with the shape of seal ring 7 with locating slot 63, and the fixed valve plate size is little than outer rim, the step 51 that cooperates with inner edge 62 that also has indent at the lower surface of fixed valve plate, inner edge is stuck on the step, outer rim 61 cooperates with the periphery of fixed valve plate it is positioned, fixed valve plate lower surface and seal ring are combined closely, be communicated with paddle hole corresponding on fixed valve plate and the valve core case.Because the change of fixed valve plate structure reduces its volume, has reduced manufacture cost.
During use, the hot and cold water intake pipe connects two water inlets of diagram top respectively, outlet pipe connects the osculum of diagram below, stirring controlling rod 21 rotates around fixing pin 23, then make driving component 3 drive moving valve plates 4 along the side surface direction parallel to each other of driving component 3 in fixed valve plate 5 upper surface slide, the relative position that changes groove 42 and paddle hole opens or closes the water inlet; The rotation control rod aperture control water temperature of can regulate water inlet then when opening the water source.
The utility model includes but not limited to the foregoing description, everyly realizes effective location to seal ring by other equivalent structure that locating slot is set on valve core case, and with the fixed valve plate lower surface as sealing surface, all belong to protection domain of the present utility model.The described step that cooperates with inner edge also can be located at the outside of lower sealing surface, and seal ring can be single or other structure and combining form.
Claims (3)
1. modified model ceramic valve core, comprise housing (1), the valve core case (6) that is assembled together with housing, be embedded in the seal ring (7) in the valve core case, with the fixed valve plate (5) of valve core case cooperation and the control mechanism (2) that places the interior interlock mutually of housing and can rotate, driving component (3) and moving valve plate (4), wherein control mechanism comprises controlling rod (21) and plate element (22), controlling rod one end stretches out housing, moving valve plate cooperates with the fixed valve plate upper surface, its surface of contact forms liquid sealing, it is characterized in that described valve core case (6) upper end is provided with outer rim (61) and inner edge (62), gap between them forms the locating slot (63) that can hold seal ring, the lower surface of fixed valve plate forms the lower sealing surface (52) that cooperates with seal ring (7), also has the step (51) that cooperates with inner edge (62) of indent on this lower surface.
2. modified model ceramic valve core as claimed in claim 1 is characterized in that described seal ring (7) is " product " shape of integral structure, and fixed valve plate (5) is identical with its shape with locating slot (63).
3. modified model ceramic valve core as claimed in claim 1 is characterized in that described outer rim (61) is higher than inner edge (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00268125 CN2460815Y (en) | 2000-12-22 | 2000-12-22 | Improved cerimic spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00268125 CN2460815Y (en) | 2000-12-22 | 2000-12-22 | Improved cerimic spool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2460815Y true CN2460815Y (en) | 2001-11-21 |
Family
ID=33621803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00268125 Ceased CN2460815Y (en) | 2000-12-22 | 2000-12-22 | Improved cerimic spool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2460815Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101258349B (en) * | 2005-09-06 | 2011-04-06 | 金钟究 | Water supply valve cartridge |
| CN102187133A (en) * | 2008-10-20 | 2011-09-14 | 金钟究 | Water valve |
| CN110966427A (en) * | 2019-12-30 | 2020-04-07 | 温州市信谊卫浴有限公司 | Water diversion device |
-
2000
- 2000-12-22 CN CN 00268125 patent/CN2460815Y/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101258349B (en) * | 2005-09-06 | 2011-04-06 | 金钟究 | Water supply valve cartridge |
| CN102187133A (en) * | 2008-10-20 | 2011-09-14 | 金钟究 | Water valve |
| CN110966427A (en) * | 2019-12-30 | 2020-04-07 | 温州市信谊卫浴有限公司 | Water diversion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20101222 Granted publication date: 20011121 |
|
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20100520 Decision number of declaring invalidation: 14844 Granted publication date: 20011121 |