CN208619800U - A kind of valve cover structure that leak resistance is high - Google Patents
A kind of valve cover structure that leak resistance is high Download PDFInfo
- Publication number
- CN208619800U CN208619800U CN201821065922.0U CN201821065922U CN208619800U CN 208619800 U CN208619800 U CN 208619800U CN 201821065922 U CN201821065922 U CN 201821065922U CN 208619800 U CN208619800 U CN 208619800U
- Authority
- CN
- China
- Prior art keywords
- terminal pad
- ring
- valve
- valve deck
- washer
- 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
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Abstract
The utility model discloses a kind of valve cover structures that leak resistance is high, including valve deck, valve body is provided with immediately below the valve deck, and seal washer is provided between valve deck and valve body, seal washer is connected together by ring-like convex washer and the first ring groove with upper terminal pad, and seal washer is connected together by convex washer under ring-like and the second ring groove with lower terminal pad, in this manner, it may insure high airtightness of the seal washer in valve deck and valve body assembly and connection, so that it is guaranteed that leak resistance when valve deck and valve body assembly and connection, upper terminal pad is connected together by ring-like boss and inner ring type groove with lower terminal pad, pass through the engaging between ring-like boss and inner ring type groove, further enhance airtightness when valve deck and valve body assembly and connection, the leak resistance used is assembled to further ensure valve deck and valve body, it protects It has demonstrate,proved valve deck and valve body assembles the safety and reliability used.
Description
Technical field
The utility model belongs to valve fittings technical field, and in particular to a kind of valve cover structure that leak resistance is high.
Background technique
Valve deck is an important composition component on valve, and an entirety can be connected as with valve body, can also be separated from each other,
General valve deck can support executing agency's valve rod on valve and position to valve rod, guarantee valve rod normal rotation switch, valve deck
Sealing function is played, with certain intensity, internal fluid outflow is prevented, so that the connection of valve rod and valve body more steps up
It is close.
The prior art has the following problems: existing valve deck and valve body mostly use separate structure, both facilitate valve deck and valve
Body production and processing, while also facilitating daily maintenance, and lack a kind of valve cover structure that leak resistance is high, be unfavorable for valve deck with
Valve body use when assembled.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of valve deck knot that leak resistance is high
Structure, the point for having special leak resistance high.
To achieve the above object, the utility model provides the following technical solutions: a kind of valve cover structure that leak resistance is high, packet
Valve deck is included, valve body is provided with immediately below the valve deck, and be provided with seal washer between valve deck and valve body.
Preferably, terminal pad is provided on the bottom covers of the valve deck, and the internal activity of valve deck is provided with valve rod,
It is provided with handwheel on the top body of rod of the valve rod, offers ring-like boss on the disk body of the upper terminal pad upper surface, and on
The first ring groove is offered on the disk body of terminal pad upper surface and on the outside of ring-like boss.
Preferably, ring-like convex washer, and the lower end of seal washer are provided on the upper surface circle body of the seal washer
Be provided on donut body it is ring-like under convex washer.
Preferably, it is provided with lower terminal pad at the top of the valve body, is offered on the disk body of the lower terminal pad upper surface
Inner ring type groove, and the second ring groove is offered on the disk body of lower terminal pad upper surface and on the outside of interior ring groove.
Preferably, the seal washer is connected together by ring-like convex washer and the first ring groove with upper terminal pad,
And seal washer is connected together by convex washer under ring-like and the second ring groove with lower terminal pad.
Preferably, the upper terminal pad is connected together by ring-like boss and inner ring type groove with lower terminal pad.
Preferably, offer multiple threaded securing bores on the upper terminal pad, lower terminal pad and seal washer, it is described on
Terminal pad is fixedly connected by fastening bolt and threaded securing bores with lower terminal pad.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model seal washer is connected together by ring-like convex washer and the first ring groove with upper terminal pad,
And seal washer is connected together by convex washer under ring-like and the second ring groove with lower terminal pad, it in this manner, can be with
Ensure high airtightness of the seal washer in valve deck and valve body assembly and connection, so that it is guaranteed that anti-when valve deck and valve body assembly and connection
Leak performance.
2, terminal pad is connected together by ring-like boss and inner ring type groove with lower terminal pad on the utility model, passes through ring
Engaging between type boss and inner ring type groove further enhances airtightness when valve deck and valve body assembly and connection, thus into
One step ensure that valve deck and valve body assemble the leak resistance used, ensure that safety that valve deck and valve body assembling use and reliable
Property.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the perspective view of terminal pad on the utility model.
Fig. 3 is the utility model valve deck and valve body main view when assembled.
Fig. 4 is the perspective view of terminal pad under the utility model.
Fig. 5 is the perspective view of the utility model seal washer.
In figure: 1, valve deck；11, upper terminal pad；111, ring-like boss；112, the first ring groove；12, valve rod；13, hand
Wheel；2, seal washer；21, ring-like convex washer；22, convex washer under ring-like；3, valve body；31, lower terminal pad；311, inner ring type is recessed
Slot；312, the second ring groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-5, the utility model the following technical schemes are provided: a kind of valve cover structure that leak resistance is high, including
Valve deck 1, the underface of valve deck 1 is provided with valve body 3, and seal washer 2 is provided between valve deck 1 and valve body 3.
In the present embodiment, it is preferred that be provided with terminal pad 11, and the internal activity of valve deck 1 on the bottom covers of valve deck 1
It is provided with valve rod 12, handwheel 13 is provided on the top body of rod of valve rod 12, offers ring on the disk body of upper 11 upper surface of terminal pad
Type boss 111, and the first ring groove is offered on the disk body of 11 upper surface of upper terminal pad and in the outside of ring-like boss 111
112。
In the present embodiment, it is preferred that be provided with ring-like convex washer 21 on the upper surface circle body of seal washer 2, and seal
Be provided on the lower end surface circle body of washer 2 it is ring-like under convex washer 22.
In the present embodiment, it is preferred that the top of valve body 3 is provided with lower terminal pad 31, the disk body of lower 31 upper surface of terminal pad
On offer inner ring type groove 311, and offered on the disk body of 31 upper surface of lower terminal pad and in the outside of interior ring groove 311
Second ring groove 312.
In order to facilitate seal washer 2 installation and ensure the capsule containment performance of seal washer 2, in the present embodiment, preferably
, seal washer 2 is connected together by ring-like convex washer 21 and the first ring groove 112 with upper terminal pad 11, and gasket
Circle 2 is connected together by convex washer 22 under ring-like and the second ring groove 312 with lower terminal pad 31.
Airtightness when in order to ensure being installed between upper terminal pad 11 and lower terminal pad 31 and guiding when installation, this implementation
In example, it is preferred that upper terminal pad 11 is connected together by ring-like boss 111 and inner ring type groove 311 with lower terminal pad 31.
Being fixedly connected between upper terminal pad 11 and lower terminal pad 31 for convenience, in the present embodiment, it is preferred that upper connection
Multiple threaded securing bores are offered on disk 11, lower terminal pad 31 and seal washer 2, upper terminal pad 11 passes through fastening bolt and spiral shell
Line fixation hole is fixedly connected with lower terminal pad 31.
The working principle and process for using of the utility model: gasket is provided between the utility model valve deck 1 and valve body 3
Circle 2, seal washer 2 is connected together by ring-like convex washer 21 and the first ring groove 112 with upper terminal pad 11, and gasket
Circle 2 is connected together by convex washer 22 under ring-like and the second ring groove 312 with lower terminal pad 31, in this manner, can be with
Ensure high airtightness of the seal washer 2 in 3 assembly and connection of valve deck 1 and valve body, so that it is guaranteed that 3 assembly and connection of valve deck 1 and valve body
When leak resistance, upper terminal pad 11 is connected together by ring-like boss 111 and inner ring type groove 311 with lower terminal pad 31, is led to
The engaging between ring-like boss 111 and inner ring type groove 311 is crossed, it is close when further enhancing 3 assembly and connection of valve deck 1 and valve body
Closing property ensure that valve deck 1 and the assembling of valve body 3 make so that further ensuring valve deck 1 and valve body 3 assembles the leak resistance used
Safety and reliability, while by the engaging between ring-like boss 111 and inner ring type groove 311, for upper terminal pad 11
Assembling between lower terminal pad 31 provides guiding, assembling when valve deck 1 and valve body 3 being facilitated to use, upper terminal pad 11, lower connection
Offer multiple threaded securing bores on disk 31 and seal washer 2, upper terminal pad 11 by fastening bolt and threaded securing bores with
Lower terminal pad 31 is fixedly connected, and ensures to assemble between upper terminal pad 11 and lower terminal pad 31 by fastening bolt and threaded securing bores
When stability, so that it is guaranteed that valve deck 1 and valve body 3 assemble the stability used.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of valve cover structure that leak resistance is high, including valve deck (1), it is characterised in that: the underface of the valve deck (1) is arranged
Have valve body (3), and is provided with seal washer (2) between valve deck (1) and valve body (3)；
It is provided with terminal pad (11) on the bottom covers of the valve deck (1), and the internal activity of valve deck (1) is provided with valve rod
(12), it is provided with handwheel (13) on the top body of rod of the valve rod (12), is opened on the disk body of upper terminal pad (11) upper surface
Is offered equipped with ring-like boss (111), and on the disk body of upper terminal pad (11) upper surface and on the outside of ring-like boss (111)
One ring groove (112) is provided with ring-like convex washer (21), and gasket on the upper surface circle body of the seal washer (2)
Enclose (2) lower end surface circle body on be provided with it is ring-like under convex washer (22)；
It is provided with lower terminal pad (31) at the top of the valve body (3), is offered on the disk body of lower terminal pad (31) upper surface
Inner ring type groove (311), and is offered on the disk body of lower terminal pad (31) upper surface and on the outside of interior ring groove (311)
Two ring grooves (312).
2. a kind of high valve cover structure of leak resistance according to claim 1, it is characterised in that: the seal washer (2)
It is connected together by ring-like convex washer (21) and the first ring groove (112) with upper terminal pad (11), and seal washer (2) is logical
Cross it is ring-like under convex washer (22) and the second ring groove (312) be connected together with lower terminal pad (31).
3. a kind of high valve cover structure of leak resistance according to claim 1, it is characterised in that: the upper terminal pad (11)
It is connected together by ring-like boss (111) and inner ring type groove (311) with lower terminal pad (31).
4. a kind of high valve cover structure of leak resistance according to claim 1, it is characterised in that: the upper terminal pad
(11), multiple threaded securing bores are offered on lower terminal pad (31) and seal washer (2), the upper terminal pad (11) passes through tight
Fixing bolt and threaded securing bores are fixedly connected with lower terminal pad (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821065922.0U CN208619800U (en) | 2018-07-06 | 2018-07-06 | A kind of valve cover structure that leak resistance is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821065922.0U CN208619800U (en) | 2018-07-06 | 2018-07-06 | A kind of valve cover structure that leak resistance is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208619800U true CN208619800U (en) | 2019-03-19 |
Family
ID=65704962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821065922.0U Expired - Fee Related CN208619800U (en) | 2018-07-06 | 2018-07-06 | A kind of valve cover structure that leak resistance is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208619800U (en) |
-
2018
- 2018-07-06 CN CN201821065922.0U patent/CN208619800U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20190706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |