CN201651403U - Detachable ball valve - Google Patents
Detachable ball valve Download PDFInfo
- Publication number
- CN201651403U CN201651403U CN2010203003865U CN201020300386U CN201651403U CN 201651403 U CN201651403 U CN 201651403U CN 2010203003865 U CN2010203003865 U CN 2010203003865U CN 201020300386 U CN201020300386 U CN 201020300386U CN 201651403 U CN201651403 U CN 201651403U
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- CN
- China
- Prior art keywords
- valve
- valve body
- core case
- valve core
- ball valve
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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 provides a detachable ball valve, which belongs to the technical field of valves and solves the problem that damaged valve cores of existing ball valves are unable to be replaced so as to scrap the whole ball valves and result in resource waste. The detachable ball valve comprises a valve body, a valve core, a valve stem and a handle, wherein the valve body is provided with two water through holes, the inner end of the valve stem is positioned inside the valve body and connected with the valve core, the outer end of the valve stem extends out of the valve body to be connected with the handle, a pipe connecting assembly is arranged at one of the water through holes, a valve core seat mounted on the water through holes is arranged between the pipe connecting assembly and the water through holes, and a seal ring is arranged between the valve core seat and the pipe connecting assembly. The detachable ball valve has the advantages of simple structure, convenient use, fine sealing performance and low production cost.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of ball valve, particularly a kind of detachable ball valve.
Background technique
Ball valve is widely used in the various pipelines at present, is used for flowing of the interior medium of pilot line.The characteristics of ball valve are that switch is rapid, simple in structure.
Liu Tong ball valve is made up of component such as valve body, spool, valve rod and handles usually in the market, and wherein spool is arranged in the valve body.In assembling during ball valve,,, in the middle of again spool being placed on, by welding, mode such as bonding valve body is integrated at last so normally valve body is divided into two in two because spool is arranged in the valve body.Though this installation method has solved the problem of how spool being put in the valve body, but since ball valve in use can be frequent unlatching or close, sealing can descend after using a period of time, each part in the ball valve also can wear and tear because of permanent the use, thereby has directly influenced the performance and the working life of ball valve.When if thereby spool wear phenomenon occurs and causes ball valve sealing decline like this, owing to spool can't be taken out, thereby can't change the spool of damage in valve body, the whole reimbursement of ball valve is fallen, cause the waste of resource.
Summary of the invention
The purpose of this utility model is to exist above-mentioned problem at existing ball valve, and a kind of simple in structure, easy to use, good seal performance, detachable ball valve that cost of production is low are provided.
The purpose of this utility model can realize by following technical proposal: a kind of detachable ball valve, comprise valve body, spool, valve rod and handle, described valve body has two inletes, the inner of described valve rod is positioned at valve body and is connected with spool, the outer end of valve rod is stretched out valve body and is linked to each other with handle, an inlet place is provided with the adapter assembly therein, it is characterized in that, be provided with the valve core case that is installed on the inlet between described adapter assembly and the inlet, between valve core case and adapter assembly, be provided with seal ring.
In the spool process was installed, elder generation put into spool in the valve body, valve rod the inner was inserted in the valve body to be connected with spool again, and rotation valve rod just can drive valve core rotation like this.Then valve core case is installed on the inlet, upper connecting tube assembly at last is connected at the inlet place, so not only can easily spool be put in the valve body, and be installed in valve core case on the inlet and spool can be limited in the valve body and can in valve body, do not come off out, owing to be fixed with the adapter assembly, make valve core case be limited in the inlet place simultaneously by taking over assembly squeeze valve core print seat at the inlet place.
In above-mentioned detachable ball valve, described adapter assembly comprises the nut of taking over and being used for fixing adapter, and described spiro cap is connected in the adapter, and described adapter the inner is provided with and turns edge, and the nut inboard is provided with the retaining edge.The retaining of nut inboard is continued to use roof pressure and is taken over inner turning edge, and makes adapter can't break away from nut.Simultaneously, the seal ring by between nut extruding adapter and the valve core case is attached on the valve core case end face seal ring tightly, forms good sealing effect.
In above-mentioned detachable ball valve, described valve core case exterior edge face is provided with annular groove one, and above-mentioned seal ring is located in the groove one.Annular recess one on the valve core case exterior edge face plays the role of positioning, and prevents that seal ring in use is subjected to displacement, and influences its sealing.
In above-mentioned detachable ball valve, be provided with stuffing box gland between described valve core case and the spool.
In above-mentioned detachable ball valve, described valve core case interior edge face is provided with annular groove two, and above-mentioned stuffing box gland is located in the groove two.Annular recess two on the valve core case interior edge face plays the role of positioning, and prevents that stuffing box gland is subjected to displacement in installation process, influences its sealing.
In above-mentioned detachable ball valve, be provided with seal ring between described valve core case and the valve body.Seal ring can further be strengthened the sealing effect of ball valve integral body.
In above-mentioned detachable ball valve, described nut is connected by screw thread with valve body.
Compared with prior art, this detachable ball valve has the following advantages:
1, spool is put in the valve body by the inlet place, install valve core case at the inlet place again, can prevent that so not only spool from coming off out in valve body, and under the situation that spool damages, can change spool easily, make ball valve can also continue to use.
2, the stuffing box gland that is provided with between the seal ring that is provided with between seal ring, valve core case and the valve body that valve core case and adapter assembly are provided with and valve core case and the spool has constituted multi-sealed jointly.Make the sealability of this detachable ball valve better like this.
Description of drawings
Fig. 1 is the perspective view of this detachable ball valve.
Fig. 2 is the sectional structure schematic representation of valve core case in this detachable ball valve.
Among the figure, 1, valve body; 11, inlet; 2, spool; 3, valve rod; 4, handle; 5, take over; 51, turn edge; 6, nut; 7, valve core case; 71, groove one; 72, groove two; 8, seal ring; 9, stuffing box gland; 10, seal ring.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, this detachable ball valve body 1, spool 2, valve rod 3 and handle 4, wherein valve body 1 has two inletes 11.The inner of valve rod 3 is positioned at valve body 1 and is connected with spool 2, and the outer end of valve rod 3 is stretched out valve body 1 and linked to each other with handle 4, and inlet 11 places are provided with the adapter assembly therein.
Take over assembly and comprise and take over 5 and be used for fixing and take over 5 nut 6, wherein nut 6 is socketed in and takes on 5 and be connected by screw thread with valve body 1.Be provided with and turn edge 51 taking over 5 the inners, nut 6 inboards are provided with the retaining edge.What the retaining of nut 6 inboards continued to use roof pressure to take over 5 the inners turns edge 51, makes that taking over 5 can't break away from nut 6.
Take between assembly and the inlet 11 and be provided with the valve core case 7 that is installed on the inlet 11, and between valve core case 7 and adapter assembly, be provided with to be provided with between stuffing box gland 9, valve core case 7 and the valve body 1 between seal ring 8, valve core case 7 and the spool 2 respectively and be provided with seal ring 10.Valve core case 7 exterior edge faces are provided with annular groove 1, and seal ring 8 just is placed in the groove 1, are provided with annular groove 2 72 simultaneously on valve core case 7 interior edge faces, and stuffing box gland 9 just is placed in the groove 2 72.Seal ring 8, stuffing box gland 9 and seal ring 10 have constituted multi-sealed jointly, thereby make the sealability of this detachable ball valve integral body reach better effect.Annular recess 2 72 on annular recess 1 on valve core case 7 exterior edge faces and valve core case 7 interior edge faces plays the role of positioning, thereby can prevent that seal ring 8 and stuffing box gland 9 are subjected to displacement in installation process, influence its sealing.
When this detachable ball valve is installed, earlier spool 2 is encased in the valve body 1 from inlet 11, after seal ring 8 and stuffing box gland 9 are built in annular recess 1 on valve core case 7 exterior edge faces and the annular recess on valve core case 7 interior edge faces 2 72, again valve core case 7 is installed in inlet 11 places, the upper connecting tube assembly that is connected at inlet 11 places at last makes valve core case 7 be limited in inlet 11 places.Because nut 6 is threaded with valve body 1, by rotary nut 6 can drive take over 5 do not stop crush seal circle 8, seal ring 8 is attached on the interior edge face and valve core case 7 exterior edge faces of adapter 5 tightly, form good sealing effect.By taking over 5 squeeze valve core print seats 7, valve core case 7 is closely contacted with spool 2, make valve core case 7 also be limited in inlet 11 places simultaneously and be unable to stir any more.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although the possibility of using other term do not got rid of in terms such as this paper used valve body 1, inlet 11, spool 2, valve rod 3, handle 4, take over 5, turn edge 51, nut 6, valve core case 7, groove 1, groove 2 72, seal ring 8, stuffing box gland 9, seal ring 10 morely.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1. detachable ball valve, comprise valve body (1), spool (2), valve rod (3) and handle (4), described valve body (1) has two inletes (11), the inner of described valve rod (3) is positioned at valve body (1) and is connected with spool (2), the outer end of valve rod (3) is stretched out valve body (1) and is linked to each other with handle (4), an inlet (11) locates to be provided with the adapter assembly therein, it is characterized in that, be provided with the valve core case (7) that is installed on the inlet (11) between described adapter assembly and the inlet (11), between valve core case (7) and adapter assembly, be provided with seal ring (8).
2. in the detachable ball valve according to claim 1, it is characterized in that, described adapter assembly comprises adapter (5) and is used for fixing the nut (6) of adapter (5), described nut (6) is socketed in the adapter (5), described adapter (5) the inner is provided with turn edge (51), and nut (6) inboard is provided with the retaining edge.
3. in the detachable ball valve according to claim 1 and 2, it is characterized in that described valve core case (7) exterior edge face is provided with annular groove one (71), above-mentioned seal ring (8) is located in the groove one (71).
4. in the detachable ball valve according to claim 1 and 2, it is characterized in that, be provided with stuffing box gland (9) between described valve core case (7) and the spool (2).
5. in the detachable ball valve according to claim 4, it is characterized in that described valve core case (7) interior edge face is provided with annular groove two (72), above-mentioned stuffing box gland (9) is located in the groove two (72).
6. in the detachable ball valve according to claim 5, it is characterized in that, be provided with seal ring (10) between described valve core case (7) and the valve body (1).
7. in the detachable ball valve according to claim 2, it is characterized in that described nut (6) is connected by screw thread with valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203003865U CN201651403U (en) | 2010-01-10 | 2010-01-10 | Detachable ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203003865U CN201651403U (en) | 2010-01-10 | 2010-01-10 | Detachable ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201651403U true CN201651403U (en) | 2010-11-24 |
Family
ID=43116640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203003865U Expired - Fee Related CN201651403U (en) | 2010-01-10 | 2010-01-10 | Detachable ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201651403U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998331A (en) * | 2015-07-24 | 2015-10-28 | 宁波戴维医疗器械股份有限公司 | Cartridge structure and pressure balancing apparatus for medical air-oxygen blender |
| CN116220611A (en) * | 2023-02-06 | 2023-06-06 | 江苏苏盐阀门机械有限公司 | Corrosion-proof oil well valve |
-
2010
- 2010-01-10 CN CN2010203003865U patent/CN201651403U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998331A (en) * | 2015-07-24 | 2015-10-28 | 宁波戴维医疗器械股份有限公司 | Cartridge structure and pressure balancing apparatus for medical air-oxygen blender |
| CN116220611A (en) * | 2023-02-06 | 2023-06-06 | 江苏苏盐阀门机械有限公司 | Corrosion-proof oil well valve |
| CN116220611B (en) * | 2023-02-06 | 2023-09-01 | 江苏苏盐阀门机械有限公司 | Corrosion-proof oil well valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG WORLD HAVC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: WOERDA COPPER INDUSTRY CO., LTD.;ZHEJIANG PROVINCE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 317608 Industrial Zone, Yuhuan County, Zhejiang Province Patentee after: Zhejiang world HVAC technology Co Ltd Address before: 317608 Industrial Zone, Yuhuan County, Zhejiang Province Patentee before: Zhejiang Woerda Copper Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20150110 |
|
| EXPY | Termination of patent right or utility model |