CN209262271U - A kind of shut-off valve - Google Patents
A kind of shut-off valve Download PDFInfo
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- CN209262271U CN209262271U CN201821897109.XU CN201821897109U CN209262271U CN 209262271 U CN209262271 U CN 209262271U CN 201821897109 U CN201821897109 U CN 201821897109U CN 209262271 U CN209262271 U CN 209262271U
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- valve
- valve body
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- cavity
- rod
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Abstract
A kind of shut-off valve disclosed by the utility model, including valve body, valve deck and valve rod, the two sides of the valve body are respectively arranged with intake tunnel and exhalant canal, valve seat is provided in valve body, pressure cap is provided at the top of valve deck, valve rod, which is arranged, is provided with flap in the intracorporal one end of valve, the flap is sealed on the valve seat, valve rod is arranged in one end on the outside of pressure cap and is provided with handwheel, it is provided with pressure release component on the valve seat of the exhalant canal side, the bottom of the valve body is provided with urgent locking device in the position of the correspondence water inlet.The utility model is by being arranged pressure release component on the intracorporal valve seat of valve, when the pressure of flow of media in valve body is excessive, pressure release component can be opened, medium enters in exhalant canal via relief hole, with pressure in graduated release valve body, and the setting of urgent locking device, once pipeline leaks, urgent locking device is rotated, quickly the intracorporal channel of valve can be closed to greatest extent, realizes quick current-limiting.
Description
Technical field
The utility model relates to valve technology field more particularly to a kind of shut-off valves.
Background technique
Shut-off valve is the important component in pipe-line system, is widely used in the industries such as petroleum, chemical industry, to control
The circulation of medium processed, still, since shut-off valve does not have the setting of pressure relief device, when shut-off valve in intake tunnel rate-of flow mistake
It when big, is often leaked there is a situation where medium overloads, and when some pipelines leak, people close cut-off
Valve needs ceaselessly to rotate handwheel, operates and is inconvenient, and can not accomplish to prevent leakage in time, these situations all give industrial life
Production brings great harm.
Utility model content
The purpose of this utility model is that a kind of shut-off valve is provided, to effectively solve in place of avoiding the deficiencies in the prior art
Certainly the shortcomings of the prior art.
To achieve the above object, the technical solution that the utility model is taken are as follows: a kind of shut-off valve, including valve body, valve deck with
And valve rod, the two sides of the valve body are respectively arranged with intake tunnel and exhalant canal, and valve seat is provided in valve body, the valve deck is set
It is placed in valve body upper end, pressure cap is provided at the top of valve deck, the valve rod sequentially passes through pressure cap and valve deck and enters the inner cavity of valve body,
Valve rod, which is arranged, is provided with flap in the intracorporal one end of valve, and the flap is sealed on the valve seat, and valve rod is arranged on the outside of pressure cap
One end be provided with handwheel, close to the exhalant canal side valve seat on be provided with pressure release component, the bottom of the valve body exists
The position of corresponding other side valve seat is provided with urgent locking device；
Relief hole is provided on the valve seat of the exhalant canal side, the pressure release component is arranged in the relief hole
Interior, pressure release component includes the mounting base with cavity, and the both ends of the mounting base are respectively arranged with the first limbers and lead to second
Water hole is provided with retention plate in the cavity of mounting base, water hole is provided on the retention plate, is also set up in the cavity of mounting base
Have across the retention plate and to the sealing bar of extension on the outside of the first limbers, sealing bar is set in the position of corresponding first limbers
It is equipped with first gear edge, the first gear is arranged along the outside that mounting base is arranged in, sealing bar in the position of corresponding second limbers
There is second gear edge, along being arranged in the cavity of mounting base, sealing bar covers the second gear in the side close to the first gear edge
Equipped with spring, the spring is arranged in the cavity of mounting base, and one end of spring is connect with the retention plate, the other end of spring
It is connect with the side wall of sealing bar；
The urgent locking device includes the seal receptacle that the body base is arranged in, and adjusting is provided on the seal receptacle
One end of bar, the adjusting rod is arranged in intake tunnel, and the other end extends to the outside of seal receptacle, and adjusting rod setting is sealing
Part in seat is connected through a screw thread, and adjusting rod is in the part in intake tunnel and is provided with gear to block intake tunnel
Piece, adjusting rod are arranged in one end on the outside of seal receptacle and are provided with regulating wheel, are additionally provided with gasket in seal receptacle.
Further, the valve body, bonnet, valve rod material be brass.
The above-mentioned technical proposal of the utility model has the advantages that the utility model passes through on the intracorporal valve seat of valve
Pressure release component is set, and when the pressure of flow of media in valve body is excessive, pressure release component can be opened, and medium enters via relief hole
In aquaporin, with pressure in graduated release valve body, and the setting of urgent locking device rotates urgent envelope once pipeline leaks
Device is closed, quickly the intracorporal channel of valve can be closed to greatest extent, realizes quick current-limiting.
Detailed description of the invention
Fig. 1 is the utility model embodiment schematic perspective view；
Fig. 2 is the utility model embodiment the schematic diagram of the section structure；
Fig. 3 is enlarged drawing at A in Fig. 2；
Fig. 4 is enlarged drawing at B in Fig. 2.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In the description of the present invention, it should be noted that unless otherwise specific regulation
And restriction, term " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
As shown in Figs 1-4, a kind of shut-off valve described in the present embodiment, including valve body 1, valve deck 2 and valve rod 3, valve body 1
Two sides be respectively arranged with intake tunnel 11 and exhalant canal 12, valve seat 13 is provided in valve body 1, valve deck 2 is set on valve body 1
End, the top of valve deck 2 are provided with pressure cap 4, and valve rod 3 sequentially passes through pressure cap 4 and valve deck 2 and enters the inner cavity of valve body 1, and valve rod 3 is set
It sets one end in valve body 1 and is provided with flap 31, flap 31 is sealed on valve seat 13, and the one end in 4 outside of pressure cap is arranged in valve rod 3
It is provided with handwheel 5, is provided with pressure release component 6 on the valve seat 13 of 12 side of exhalant canal, the bottom of valve body 1 is another in correspondence
The position of side valve seat 13 is provided with urgent locking device 7；
Relief hole 14 is provided on the valve seat 13 of 12 side of exhalant canal, pressure release component 6 is arranged in relief hole 14
Interior, pressure release component 6 includes the mounting base 61 with cavity, and the both ends of mounting base 61 are respectively arranged with the first limbers and second
Limbers 62 is provided with retention plate 63 in the cavity of mounting base 61, and retention plate 63 is fixed in the cavity of mounting base 61, retention plate
It is provided with water hole 64 on 63, be additionally provided in the cavity of mounting base 61 across retention plate 63 and prolongs to the first limbers outside
The sealing bar 65 stretched, sealing bar 65 are provided with first gear along 66 in the position of corresponding first limbers, and first gear exists along 66 settings
The outside of mounting base 61, sealing bar 65 are provided with second gear along 67 in the position of corresponding second limbers 62, and second gear is set along 67
It sets in the cavity of mounting base 61, sealing bar 65 is being arranged with spring 68 along 66 side close to first gear, and the setting of spring 68 exists
In the cavity of mounting base 61, one end of spring 68 is connect with retention plate 63, and the other end of spring 68 and the side wall of sealing bar 65 connect
It connects；
When rate-of flow is excessive in intake tunnel 11, the pressure in valve body 1 will be superfluous, and the pressure of medium can get excited close
It is mobile to 12 side of exhalant canal to seal bar 65, at this moment first gear release respectively to the first limbers along 66 and second gear along 67 and
The limitation of second limbers 62, medium can flow into exhalant canal 12 via the cavity of mounting base 61, after pressure reduction, in spring
Under the action of 68, sealing bar 65 can reset, and two gears edges will continue to block two limbers.
Urgent locking device 7 includes the seal receptacle 71 that 1 bottom of valve body is arranged in, and is provided with adjusting rod 72 on seal receptacle 71,
One end of adjusting rod 72 is arranged in intake tunnel 11, and the other end extends to the outside of seal receptacle 71, and adjusting rod 72 is arranged close
Part in envelope seat 71 is connected through a screw thread, and the part that adjusting rod 72 is in intake tunnel 11 is provided with logical to block water inlet
The baffle 73 in road 11, one end that 71 outside of seal receptacle is arranged in adjusting rod 72 are provided with regulating wheel 74, also set up in seal receptacle 71
There is gasket 75,11 shape of shape intake tunnel of baffle 73 is adapted, and is dimensioned slightly smaller than the path length of intake tunnel 11, baffle 73
Undersized, it is convenient in intake tunnel 11 by the manipulation rotation of adjusting rod 72, baffle 73 can seal the big of intake tunnel 11
Part, compared with handwheel 5 is closed, the operation for rotating regulating wheel 74 is rapider, and reduces medium in valve body 1 to greatest extent
Flowing, and then to the time of operator's abundance rotation handwheel 5 valve is completely closed, be additionally provided with and adjust on valve seat 13
The compatible jack in the end of bar 12, the bottom of seal receptacle are provided with the notch 76 of arc, are corresponding to notch 76 on adjusting rod 72
Position be additionally provided with limit plate 77, the radian size of notch 76 is matched with the unlatching of baffle 73, when limit film 77 is moved to
When the side of notch 76, baffle 73 is in open shape, and when rotating the other end, baffle 73 is rotated with it, by intake tunnel 11
Major part seals.
Preferably, valve body 1, bonnet 2, valve rod 3 material be brass.
The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field
Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.
Claims (2)
1. a kind of shut-off valve, including valve body, valve deck and valve rod, the two sides of the valve body are respectively arranged with intake tunnel and water outlet
Channel is provided with valve seat in valve body, and the valve deck is set to valve body upper end, is provided with pressure cap at the top of valve deck, the valve rod according to
The secondary inner cavity for passing through pressure cap and valve deck and entering valve body, valve rod, which is arranged, is provided with flap in the intracorporal one end of valve, and the flap is close
It is encapsulated on the valve seat, valve rod is arranged in one end on the outside of pressure cap and is provided with handwheel, it is characterised in that: close to the exhalant canal
Pressure release component is provided on the valve seat of side, the bottom of the valve body is provided with urgent closing in the position of corresponding other side valve seat
Device；
Relief hole is provided on the valve seat of the exhalant canal side, the pressure release component is arranged in the relief hole,
Pressure release component includes the mounting base with cavity, and the both ends of the mounting base are respectively arranged with the first limbers and the second water flowing
Hole is provided with retention plate in the cavity of mounting base, water hole is provided on the retention plate, is additionally provided in the cavity of mounting base
Across the retention plate and to the sealing bar of extension on the outside of the first limbers, sealing bar is arranged in the position of corresponding first limbers
There is first gear edge, the first gear is provided with along the outside that mounting base is arranged in, sealing bar in the position of corresponding second limbers
Second gear edge, along being arranged in the cavity of mounting base, sealing bar is arranged the second gear in the side close to the first gear edge
Have spring, the spring is arranged in the cavity of mounting base, and one end of spring is connect with the retention plate, the other end of spring with
The side wall of sealing bar connects；
The urgent locking device includes the seal receptacle that the body base is arranged in, and is provided with adjusting rod on the seal receptacle,
One end of the adjusting rod is arranged in intake tunnel, and the other end extends to the outside of seal receptacle, and adjusting rod is arranged in seal receptacle
Interior part is connected through a screw thread, and adjusting rod is in the part in intake tunnel and is provided with baffle to block intake tunnel,
Adjusting rod is arranged in one end on the outside of seal receptacle and is provided with regulating wheel, is additionally provided with gasket in seal receptacle.
2. a kind of shut-off valve according to claim 1, it is characterised in that: the valve body, bonnet, valve rod material be Huang
Copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897109.XU CN209262271U (en) | 2018-11-19 | 2018-11-19 | A kind of shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897109.XU CN209262271U (en) | 2018-11-19 | 2018-11-19 | A kind of shut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209262271U true CN209262271U (en) | 2019-08-16 |
Family
ID=67555318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821897109.XU Active CN209262271U (en) | 2018-11-19 | 2018-11-19 | A kind of shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209262271U (en) |
-
2018
- 2018-11-19 CN CN201821897109.XU patent/CN209262271U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |