CN202901461U - Seal structure of valve cover and valve seat - Google Patents
Seal structure of valve cover and valve seat Download PDFInfo
- Publication number
- CN202901461U CN202901461U CN 201220516632 CN201220516632U CN202901461U CN 202901461 U CN202901461 U CN 202901461U CN 201220516632 CN201220516632 CN 201220516632 CN 201220516632 U CN201220516632 U CN 201220516632U CN 202901461 U CN202901461 U CN 202901461U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- valve
- mounting step
- cover
- installation step
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to a seal structure of a valve cover and a valve seat. The seal structure of the valve cover and the valve seat comprises the valve seat and the valve cover which is arranged on the valve seat, wherein the valve seat comprises a valve seat body, a work cavity is arranged in the valve seat body, a first mounting step is formed on the upper end of the valve seat body, a second mounting step which is matched with the first mounting step is formed on the lower end of the valve cover, a seal ring is arranged on the bottom surface of the first mounting step, and the seal ring is in closely contact with the valve seat and the valve cover. The seal structure of the valve cover and the valve seat improves sealing performance of the valve cover and the valve seat by arranging the first mounting step on the upper end of the valve seat, arranging the second mounting step matched with the first mounting step on the lower end of the valve cover and arranging the seal ring when being connected between the first mounting step and the second mounting step.
Description
Technical field
The utility model relates to the sealing configuration of a kind of valve gap and valve seat.
Background technique
Valve gap in the past and the linkage structure of valve seat are unreasonable, have the risk of leaking.
The model utility content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, the sealing configuration of a kind of valve gap and valve seat is provided, solve the defective of easily leaking between traditional valve seat and the valve gap.
The technological scheme that its technical problem that solves the utility model adopts is: the sealing configuration of a kind of valve gap and valve seat, comprise valve seat and the valve gap that is arranged on the valve seat, described valve seat comprises the valve seat body, be provided with active chamber in the described valve seat body, described valve seat body upper end forms the first installation step, described valve gap lower end is formed with the second installation step that matches with the first installation step, be provided with seal ring on the bottom surface of described the first installation step, described seal ring seals mutually with valve gap with valve seat and contacts.
The beneficial effects of the utility model are: by first installation step is set at the end on the valve seat, and the second installation step with matching is set in the valve gap lower end, and when between this step, connecting seal ring is set, improves the sealability of valve gap and valve seat.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is the schematic diagram of the Hermetical connecting structure of valve gap and valve seat;
Wherein: 1, valve seat body, 2, valve gap, 3, seal ring.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
A kind of valve gap as shown in Figure 1 and the sealing configuration of valve seat, comprise valve seat and the valve gap 2 that is arranged on the valve seat, valve seat comprises valve seat body 1, be provided with active chamber in the valve seat body 1, valve seat body 1 upper end forms the first installation step, valve gap 2 lower ends are formed with the second installation step that matches with the first installation step, are provided with seal ring 3 on the bottom surface of the first installation step, and seal ring 3 seals mutually with valve gap 2 with valve seat and contacts.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, the relevant staff can in the scope that does not depart from this model utility technological thought, carry out various change and modification fully.The technical scope of this model utility is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (1)
1. the sealing configuration of a valve gap and valve seat, comprise valve seat and the valve gap (2) that is arranged on the valve seat, it is characterized in that: described valve seat comprises valve seat body (1), be provided with active chamber in the described valve seat body (1), described valve seat body (1) upper end forms the first installation step, described valve gap (2) lower end is formed with the second installation step that matches with the first installation step, be provided with seal ring (3) on the bottom surface of described the first installation step, described seal ring (3) seals mutually with valve gap (2) with valve seat and contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516632 CN202901461U (en) | 2012-10-10 | 2012-10-10 | Seal structure of valve cover and valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516632 CN202901461U (en) | 2012-10-10 | 2012-10-10 | Seal structure of valve cover and valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202901461U true CN202901461U (en) | 2013-04-24 |
Family
ID=48122132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220516632 Expired - Fee Related CN202901461U (en) | 2012-10-10 | 2012-10-10 | Seal structure of valve cover and valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202901461U (en) |
-
2012
- 2012-10-10 CN CN 201220516632 patent/CN202901461U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204717019U (en) | The linkage structure of a kind of novel flap and valve rod | |
| CN202746629U (en) | Double soft sealing flat-plate gate valve | |
| CN201836368U (en) | Cylinder seal ring | |
| CN202901461U (en) | Seal structure of valve cover and valve seat | |
| CN201615223U (en) | Oil seal of steering device | |
| CN202966999U (en) | Internal pad elastic bottle cover | |
| CN202203462U (en) | Conical ultrahigh-pressure self-sealing system | |
| CN201944256U (en) | Biconical sealing rubber gasket | |
| CN203548945U (en) | Soft seal butterfly valve | |
| CN202901462U (en) | Valve cover for stop valve | |
| CN202252316U (en) | Sealing structure for valve rod | |
| CN203146888U (en) | Valve seat for metal-seated ball valve with sealing face of lip-type elastic compensation structure | |
| CN201734574U (en) | Easy open bottle cover | |
| CN202901446U (en) | Valve seat provided with mounting step | |
| CN203215066U (en) | Piston for sectional type valve | |
| CN202971724U (en) | U-shaped gas spring sealing device | |
| CN202510732U (en) | Pressure regulating valve | |
| CN202901508U (en) | Seal structure of valve rod and valve cover | |
| CN202905368U (en) | Closed type voltage transformation case | |
| CN202691031U (en) | Oil-leakage-preventing pad | |
| CN202867890U (en) | Triple eccentric butterfly valve | |
| CN201787063U (en) | Sealing ring | |
| CN204328014U (en) | A kind of discharging valve of good seal performance | |
| CN201513628U (en) | Sealing device of manual proportional control valve | |
| CN203214899U (en) | Sealable bottom valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20131010 |