CN206093022U - Gate valve is opened and close to concealed in one end flange telescopic - Google Patents
Gate valve is opened and close to concealed in one end flange telescopic Download PDFInfo
- Publication number
- CN206093022U CN206093022U CN201621127831.6U CN201621127831U CN206093022U CN 206093022 U CN206093022 U CN 206093022U CN 201621127831 U CN201621127831 U CN 201621127831U CN 206093022 U CN206093022 U CN 206093022U
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- CN
- China
- Prior art keywords
- valve
- cavity
- sleeve pipe
- sealing ring
- end flange
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Abstract
The utility model discloses a gate valve is opened and close to concealed in one end flange telescopic, including valve body, valve gap, valve rod and flashboard, the valve rod passes through trapezoidal threaded connection with the flashboard, the valve gap passes through sealing washer A with the valve body and seals, open at the valve gap top has the cavity, and the valve rod top is run through the valve gap and is lain in the cavity, and the valve rod passes through sealing washer B with the valve gap and seals up, and sealing washer B lies in the cavity downside, still including the shield that is used for sealing the cavity, shield and cavity adaptation, the utility model aims at providing a gate valve is opened and close to concealed in one end flange telescopic, can solve needs in the valve installation to use with the expansion bend is supporting, like the supporting installation expansion bend of valve when installing, the valve changes an inconvenient difficult problem when breaking down, use the hand wheel to open and close the gate valve and opened at will and close by the people, must use specialized tool just can open and close the valve.
Description
Technical field
This utility model is related to machinery valve field, more particularly to a kind of telescopic built-in keying lock of end flange
Valve.
Background technology
At present the gate valve used by tap water supply system is typically supported the use with compensator, is so easily installed and is changed,
But many compensators, improve installation cost and maintenance renewal cost, so as to increased tap water cost.Install now
Gate valve is mostly operated by handwheel, and anyone can arbitrarily open and close, and is not easy to management.
Utility model content
This utility model aims to provide a kind of telescopic built-in opening and closing gate valve of end flange, can solve the problem that valve is installed
During need to be supported the use with compensator, the such as not supporting installation compensator of valve when mounted is changed when valve breaks down
An inconvenient difficult problem；Arbitrarily opened and closed by people using handwheel opening and closing gate valve, it is necessary to could open and close using specific purpose tool
Valve closing door.
To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：
A kind of telescopic built-in opening and closing gate valve of end flange, including valve body, valve gap, valve rod and flashboard, the valve rod
It is connected by trapezoidal thread with flashboard, the valve gap is sealed with valve body by sealing ring A；The valve gap top is provided with cavity, valve
Bar top is through valve gap and is located in cavity, and valve rod is sealed with valve gap by sealing ring B, and sealing ring B is located at cavity downside；Also wrap
The dust cap for closing cavity is included, the dust cap is adapted to cavity；Also include sleeve pipe, described sleeve pipe is placed on the one of valve body
End, valve outer wall is provided with sealing ring C, and sleeve pipe is sealed with valve body by sealing ring C；Also include Limit screw and locking nut, institute
State and be provided with sleeve pipe screwed hole, restraining position ring block is fixed on the valve body, Limit screw is through spacing ring and telescopic joint, locking screw
Mother is located at and is connected between spacing ring and sleeve pipe and with Limit screw；It is respectively and fixedly provided with the outer end of described sleeve pipe and the other end of valve body
Ring flange, two ring flanges are coaxially disposed.
Preferably, the sealing ring B quantity is 3, and 3 sealing ring B are disposed on up and down on valve rod.
Preferably, the sealing ring C quantity is two, and two sealing ring C or so are disposed on valve body.
Preferably, also including the instrument of keying, the keying instrument includes body of tool and connecting rod, and connecting rod extends transversely through body of tool
Top is simultaneously connected with body of tool, and body of tool bottom is provided with the cavity with valve stem top shape adaptation.
Preferably, the valve stem top section is polygon.
Preferably, the screwed hole is two, and two screwed holes are symmetricly set on sleeve pipe；Spacing ring, locking nut, limit
Position screw rod is identical with screw thread hole number.
Compared with prior art, this utility model has the advantage that：
1st, valve upper end has used built-in on-off structure, the difficult problem that valve is arbitrarily opened and closed by people is solved, only with special
Could normally be opened and closed with instrument, be easy to valve to use unit management.
2nd, solve and install in tap-water supplying pipe system valve needs and the matching used difficult problem of compensator, this connection
The telescopic gate valve of flange, it is not necessary to supporting with compensator, so that it may to be directly installed on pipeline.
3rd, sleeve pipe and valve body are sealed with two O-ring seals, sealed reliable, without leakage.
4th, sleeve pipe and valve body have connecting screw rod spacing, freely stretch in the range of restriction, without departing from valve body.
Description of the drawings
Fig. 1 is this utility model structural representation.
In figure：1- valve bodies, 2- sleeve pipes, 3- Limit screws, 4- locking nuts, 5- flashboards, 6- sealing ring C, 7- valve rods, 8- are close
Seal A, 9- valve gap, 10- sealing ring B, 11- dust caps, 12- open and close instrument.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.
As shown in figure 1, a kind of telescopic built-in opening and closing gate valve of end flange, including valve body 1, valve gap 9, the and of valve rod 7
Flashboard 5, the valve rod 7 is connected with flashboard 5 by trapezoidal thread, and the valve gap 9 is sealed with valve body 1 by sealing ring A8；It is described
The top of valve gap 9 is provided with cavity, and the top of valve rod 7 is through valve gap 9 and is located in cavity, and valve rod 7 is close by sealing ring B10 with valve gap 9
Envelope, sealing ring B10 is located at cavity downside；Also include the dust cap 11 for closing cavity, the dust cap 11 is adapted to cavity；
Also include sleeve pipe 2, described sleeve pipe 2 is placed on one end of valve body 1, and the outer wall of valve body 1 is provided with sealing ring C6, and sleeve pipe 2 is with valve body 1 by close
Seal C6 is sealed；Also include Limit screw 3 and locking nut 4, screwed hole is provided with described sleeve pipe 2, be fixed with the valve body 1
Spacing ring, Limit screw 3 is connected through spacing ring with sleeve pipe 2, locking nut 4 be located between spacing ring and sleeve pipe 2 and with it is spacing
Screw rod 3 connects；Ring flange is respectively and fixedly provided with the outer end of described sleeve pipe 2 and the other end of valve body 1, two ring flanges are coaxially disposed.
The sealing ring B10 quantity is 3, and 3 sealing ring B10 are disposed on up and down on valve rod 1；The sealing ring C6 quantity is two
Individual, two sealing ring C6 or so are disposed on valve body 1；Also include keying instrument 12, the keying instrument 12 includes instrument
Body and connecting rod, connecting rod extends transversely through body of tool top and is connected with body of tool, and body of tool bottom is provided with suitable with the top shape of valve rod 7
The cavity matched somebody with somebody；The top cross-section of the valve rod 7 is polygon.The screwed hole is two, and two screwed holes are symmetricly set on sleeve pipe 2
On；Spacing ring, locking nut 4, Limit screw 3 are identical with screw thread hole number.
The telescopic built-in opening and closing gate valve of one end adpting flange of the present utility model, it includes valve body 1 and positioned at valve body 1
Interior flashboard, valve rod 7 is connected by trapezoidal thread with flashboard, and valve gap 9 is connected by soket head cap screw with valve body 1, and centre is by rubber
Glue sealing ring is sealed, and valve rod 7 is sealed with three O-ring seals, prevents medium from leaking, and valve gap 9 is provided with cavity above, in valve rod 7
Ensconce in cavity, the upper end of valve rod 7 is polygon, and there is dust cap 11 on the top of valve gap 9, after dust cap 11 of outwarding winding, under opening and closing instrument 12
There is the concave polygon matched with the upper end polygon of valve rod 7 in face, and instrument is inserted in valve rod 7 and rotates with ovable valve stem 7, and the screw thread of valve rod drives
Flashboard moves up and down, and realizes the keying of valve.
One end adpting flange of valve body 1, the other end channel outer wall of valve body 1 is connected to sleeve pipe 2, and sleeve pipe 2 can slide along outer wall, set
Pipe 2 is with the channel outer wall of valve body 1 by two O-ring seals sealings, the other end adpting flange of sleeve pipe 2.Sleeve pipe 2 passes through spacing spiral shell
Bar 3 and casing threads hole connect and are locked with locking nut 4 spacing, and sleeve pipe 2 can slide in the range of restriction.
There is adpting flange the one end of valve body 1, is enclosed within the outer end of sleeve pipe 2 of the valve body other end and also has adpting flange, and two flanges are same
On one axis, it is connected with screw bolt and nut by flange hole with pipe flange.
Certainly, this utility model can also have other various embodiments, spiritual and its essence without departing substantially from this utility model
In the case of, those of ordinary skill in the art can make various corresponding changes and deformation, but these phases according to this utility model
The change and deformation answered should all belong to the scope of the claims appended by this utility model.
Claims (6)
1. the telescopic built-in opening and closing gate valve of a kind of end flange, including valve body, valve gap, valve rod and flashboard, it is characterised in that：
The valve rod is connected with flashboard by trapezoidal thread, and the valve gap is sealed with valve body by sealing ring A；The valve gap top is provided with
Cavity, valve stem top is through valve gap and is located in cavity, and valve rod is sealed with valve gap by sealing ring B, and sealing ring B is located under cavity
Side；Also include the dust cap for closing cavity, the dust cap is adapted to cavity；Also include sleeve pipe, described sleeve pipe is placed on valve
One end of body, valve outer wall is provided with sealing ring C, and sleeve pipe is sealed with valve body by sealing ring C；Also include Limit screw and locking screw
Mother, is provided with screwed hole in described sleeve pipe, fix restraining position ring block on the valve body, Limit screw through spacing ring with it is telescopic joint,
Locking nut is located at and is connected between spacing ring and sleeve pipe and with Limit screw；On the outer end of described sleeve pipe and the other end of valve body
Ring flange is fixed with, two ring flanges are coaxially disposed.
2. the telescopic built-in opening and closing gate valve of a kind of end flange according to claim 1, it is characterised in that：It is described close
Seal B quantity is 3, and 3 sealing ring B are disposed on up and down on valve rod.
3. the telescopic built-in opening and closing gate valve of a kind of end flange according to claim 1, it is characterised in that：It is described close
Seal C quantity is two, and two sealing ring C or so are disposed on valve body.
4. the telescopic built-in opening and closing gate valve of a kind of end flange according to claim 1, it is characterised in that：Also include
Keying instrument, the keying instrument includes body of tool and connecting rod, and connecting rod extends transversely through body of tool top and is connected with body of tool, work
Concrete bottom is provided with the cavity with valve stem top shape adaptation.
5. the telescopic built-in opening and closing gate valve of a kind of end flange according to claim 1 or 4, it is characterised in that：Institute
Valve stem top section is stated for polygon.
6. the telescopic built-in opening and closing gate valve of a kind of end flange according to claim 1, it is characterised in that：The spiral shell
Pit is two, and two screwed holes are symmetricly set on sleeve pipe；Spacing ring, locking nut, Limit screw and screw thread hole number phase
Together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127831.6U CN206093022U (en) | 2016-10-17 | 2016-10-17 | Gate valve is opened and close to concealed in one end flange telescopic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127831.6U CN206093022U (en) | 2016-10-17 | 2016-10-17 | Gate valve is opened and close to concealed in one end flange telescopic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206093022U true CN206093022U (en) | 2017-04-12 |
Family
ID=58484122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621127831.6U Active CN206093022U (en) | 2016-10-17 | 2016-10-17 | Gate valve is opened and close to concealed in one end flange telescopic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206093022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289145A (en) * | 2017-08-07 | 2017-10-24 | 徐德胜 | A kind of structure of valve and the form of flanges of annex |
-
2016
- 2016-10-17 CN CN201621127831.6U patent/CN206093022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289145A (en) * | 2017-08-07 | 2017-10-24 | 徐德胜 | A kind of structure of valve and the form of flanges of annex |
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| GR01 | Patent grant |