CN209011796U - A kind of oil field anti-return high pressure well valve - Google Patents
A kind of oil field anti-return high pressure well valve Download PDFInfo
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- CN209011796U CN209011796U CN201821797996.3U CN201821797996U CN209011796U CN 209011796 U CN209011796 U CN 209011796U CN 201821797996 U CN201821797996 U CN 201821797996U CN 209011796 U CN209011796 U CN 209011796U
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- protective layer
- oil field
- high pressure
- main body
- pressure well
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Abstract
The utility model relates to oil field technical field of auxiliary equipment, and disclose a kind of oil field anti-return high pressure well valve, including main body, mounting blocks are fixedly connected at the top of body lumen, the side of mounting blocks is fixedly connected with locating rod, the middle part movable sleeve of locating rod is connected to filter screen, locating rod, which runs through and is extended to the over the threaded one end on the outside of strainer, is socketed with thread cap, the middle part fixing sleeve of main body is connected to protective layer, the inner cavity fixing sleeve of protective layer is connected to rotating bar, the middle part movable sleeve of rotating bar is connected to sealing cover, sealing cover runs through and the one end extended on the outside of protective layer is fixedly connected with reinforcement block.Oil field anti-return high pressure well valve, pass through the connection of protective layer and main body, it ensure that the influence of low temperature can be effectively reduced with anti-return high pressure well valve when in use for the oil field, avoid main body for a long time under low-temperature condition, the phenomenon that damage is frozen in main body appearance generates, to solve the problems, such as that its antifreezing effect is poor.
Description
Technical field
The utility model relates to oil field technical field of auxiliary equipment, specially a kind of oil field anti-return high pressure well valve
Door.
Background technique
High pressure valve be widely used in superhard material manufacture, chemical industry, petrochemical industry, processing technology, etc. static pressure
The fields such as processing, ultra-high static pressure extruding, powder metallurgy, metal forming and geophysics, geology pharmacological research, can be used for controlling
The stream of the various types fluids such as empty gas and water, steam, various corrosive medias, mud, oil product, liquid metal and radiating medium
Dynamic, opening and closing element is a discoidal valve plate, is rotated in valve body around the axis of its own, to reach the mesh of opening and closing or adjusting
's.
Existing high pressure well valve is in cold snap in use, the phenomenon that will appear fracture, leads to high pressure well valve
Service life reduce, while can not effectively stop dirt at valve, dirt is caused to condense upon in valve, can not be effective right
It is operated, and proposes a kind of oil field anti-return high pressure well valve thus.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of oil field anti-return high pressure well valve, has
The advantages of antifreezing effect is good, prevents blocking solves in cold snap in use, the case where being easy to appear valve damage, reduces
The problem of impurity in valve service life, oil can not effectively stop, cause valve blockage.
The utility model provides the following technical solutions: a kind of oil field anti-return high pressure well valve, including main body, described
Mounting blocks are fixedly connected at the top of body lumen, the side of the mounting blocks is fixedly connected with locating rod, the locating rod
Middle part movable sleeve is connected to filter screen, and the locating rod, which runs through and is extended to the over the threaded one end on the outside of strainer, is socketed with thread cap,
The middle part fixing sleeve of the main body is connected to protective layer, and the inner cavity fixing sleeve of the protective layer is connected to rotating bar, the rotating bar
Middle part movable sleeve is connected to sealing cover, and the sealing cover runs through and the one end extended on the outside of protective layer is fixedly connected with reinforcement block,
The middle part movable sleeve of the reinforcement block is connected to locating rod, and the side of the reinforcement block is fixedly connected with magnet, the protective layer
Inner cavity is connected with crushing block, and the side of the crushing block is fixedly connected with motion bar, and the middle part movable sleeve of the motion bar is connected to
Rotation is covered, and setting set is fixedly connected at the top of the rotation cover cavity, and the middle part pivot bush unit of the setting set has limited block,
And limited block runs through and the one end extended on the outside of setting set is fixed on the other end for being connected to motion bar, the side of the limited block
Face is sequentially connected by the side of reset spring and rotation cover cavity.
Preferably, there are two the quantity of the filter screen, and two filter screens are respectively positioned on the inner cavity parallel side-by-side of main body and set
It sets.
Preferably, the surface of the protective layer is coated with thermal-insulating type coating, and one end at the top of protective layer is fixedly connected with iron
Piece.
Preferably, the inner cavity fixing sleeve of the sealing cover is connected to buffer layer, and the length value of sealing cover is greater than protective layer top
The diameter of portion's opening.
Preferably, the screw top of the locating rod is connected with baffle, and the diameter of locating rod top flap is less than reinforcing
The diameter of fixed hole at the top of block.
Preferably, the shape of the crushing block is semicircle, and crushing block matches with protective layer.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, it is anti-to ensure that the oil field is used by the connection of protective layer and main body for oil field anti-return high pressure well valve
The influence of low temperature can be effectively reduced in reflux high pressure well valve when in use, avoids main body for a long time under low-temperature condition, main body
Occur generating the phenomenon that freezing damage, to solve the problems, such as that its antifreezing effect is poor.
2, oil field anti-return high pressure well valve ensure that the oil field is used by the connection of filter screen and locating rod
Anti-return high pressure well valve can have when in use is filtered impurity, these impurity is avoided to be adhered to the inner wall of valve,
Cause valve can not normal use the case where, to solve the problems, such as that its is susceptible to plugging.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the filter screen schematic diagram of the utility model structure；
Fig. 3 is the locating rod schematic diagram of the utility model structure.
In figure: 1, main body；2, mounting blocks；3, locating rod；4, filter screen；5, thread cap；6, protective layer；7, rotating bar；8,
Sealing cover；9, reinforcement block；10, locating rod；11, magnet；12, crushing block；13, motion bar；14, rotation lid；15, setting set；16,
Limited block；17, reset spring.
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.
Fig. 1-3, a kind of oil field anti-return high pressure well valve, including main body 1 are please referred to, the top of 1 inner cavity of main body is solid
Surely mounting blocks 2 are connected with, the side of mounting blocks 2 is fixedly connected with locating rod 3, and the middle part movable sleeve of locating rod 3 is connected to filter screen
4, there are two the quantity of filter screen 4, and two filter screens 4 are respectively positioned on the inner cavity parallel side-by-side setting of main body 1, pass through filter screen 4
Setting, it is ensured that the oil field can be filtered impurity when in use with anti-return high pressure well valve, avoid these miscellaneous
Matter blocks valve internal, influences the normal use of valve, and locating rod 3 runs through and is extended to the over the threaded one end in 4 outside of strainer
It is socketed with thread cap 5, the middle part fixing sleeve of main body 1 is connected to protective layer 6, and the surface of protective layer 6 is coated with thermal-insulating type coating, and protects
The one end at 6 top of layer is fixedly connected with iron plate, passes through the setting of protective layer 6, it is ensured that oil field anti-return high pressure well valve
Influence of the cold snap to valve can be effectively reduced in door when in use, and valve is avoided to occur freezing damage for a long time in cold snap
Situation, the inner cavity fixing sleeve of protective layer 6 are connected to rotating bar 7, and the middle part movable sleeve of rotating bar 7 is connected to sealing cover 8, sealing cover 8
Inner cavity fixing sleeve is connected to buffer layer, and the length value of sealing cover 8 is greater than the open-topped diameter of protective layer 6, passes through sealing cover 8
Setting, it is ensured that the oil field anti-return high pressure well valve can reduce external impact when in use, avoid valve by
It when to external impact, can not effectively be protected, sealing cover 8, which runs through and extends to the one end in 6 outside of protective layer, to be fixedly connected
There is reinforcement block 9, the middle part movable sleeve of reinforcement block 9 is connected to locating rod 10, and the screw top of locating rod 10 is connected with baffle, and positions
The diameter of 10 top flap of bar is less than the diameter of 9 top fixed hole of reinforcement block, passes through the setting of locating rod 10, it is ensured that the oil field
Position can be carried out to sealing cover 8 when in use with anti-return high pressure well valve to fix, avoid sealing cover 8 effective right
Main body 1 is protected, and the side of reinforcement block 9 is fixedly connected with magnet 11, and the inner cavity of protective layer 6 is connected with crushing block 12, is squeezed
The shape of block 12 is semicircle, and crushing block 12 matches with protective layer 6, passes through the setting of crushing block 12, it is ensured that the oil field
The phenomenon that with anti-return high pressure well valve when in use being carried out by position restriction, rotation lid 14 is avoided to pop up for rotation lid 14
It generates, the side of crushing block 12 is fixedly connected with motion bar 13, and the middle part movable sleeve of motion bar 13 is connected to rotation lid 14, rotation lid
Setting set 15 is fixedly connected at the top of 14 inner cavities, the middle part pivot bush unit of setting set 15 has limited block 16, and limited block 16 passes through
It wears and the one end for extending to 15 outside of setting set is fixed on the other end for being connected to motion bar 13, the side of limited block 16 passes through multiple
The side of position spring 17 and rotation 14 inner cavity of lid is sequentially connected.
Working principle carries out position to mounting blocks 2 by main body 1 first and fixes, then passes through the locating rod on mounting blocks 2
3 is fixed by filter screen 4, while rotating thread cap 5 and reinforcing to filter screen 4, then being made by the rotating bar 7 in protective layer 6 in main body 1
Sealing cover 8 opens and closes, and is adsorbed using the magnet 11 on sealing cover 8 to protective layer 6, and rotational positioning bar 10 is to reinforcement block 9
It limits, protective layer 6 is clamped finally by crushing block 12.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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 (6)
1. a kind of oil field anti-return high pressure well valve, including main body (1), it is characterised in that: the top of main body (1) inner cavity
Portion is fixedly connected with mounting blocks (2), and the side of the mounting blocks (2) is fixedly connected with locating rod A(3), the locating rod A(3)
Middle part movable sleeve be connected to filter screen (4), the locating rod A(3) the threaded one end set that runs through and be extended to the on the outside of strainer (4)
It is connected to thread cap (5), the middle part fixing sleeve of the main body (1) is connected to protective layer (6), the inner cavity fixing sleeve of the protective layer (6)
It is connected to rotating bar (7), the middle part movable sleeve of the rotating bar (7) is connected to sealing cover (8), and the sealing cover (8) is run through and extended
One end on the outside of to protective layer (6) is fixedly connected with reinforcement block (9), and the middle part movable sleeve of the reinforcement block (9) is connected to locating rod B
(10), the side of the reinforcement block (9) is fixedly connected with magnet (11), and the inner cavity of the protective layer (6) is connected with crushing block
(12), the side of the crushing block (12) is fixedly connected with motion bar (13), and the middle part movable sleeve of the motion bar (13) is connected to
Rotation lid (14), the rotation, which is covered at the top of (14) inner cavity, is fixedly connected with setting set (15), the middle part of the setting set (15)
Pivot bush unit has limited block (16), and limited block (16) runs through and the one end extended on the outside of setting set (15) is fixed on and is connected to
The other end of motion bar (13), the side that the side of the limited block (16) passes through reset spring (17) and rotation lid (14) inner cavity
Transmission connection.
2. a kind of oil field according to claim 1 anti-return high pressure well valve, it is characterised in that: the filter screen
(4) there are two quantity, and two filter screens (4) are respectively positioned on the inner cavity parallel side-by-side setting of main body (1).
3. a kind of oil field according to claim 1 anti-return high pressure well valve, it is characterised in that: the protective layer
(6) surface is coated with thermal-insulating type coating, and one end at the top of protective layer (6) is fixedly connected with iron plate.
4. a kind of oil field according to claim 1 anti-return high pressure well valve, it is characterised in that: the sealing cover
(8) inner cavity fixing sleeve is connected to buffer layer, and the length value of sealing cover (8) is greater than protective layer (6) open-topped diameter.
5. a kind of oil field according to claim 1 anti-return high pressure well valve, it is characterised in that: the locating rod B
(10) screw top is connected with baffle, and locating rod B(10) diameter of top flap is less than fixed hole at the top of reinforcement block (9)
Diameter.
6. a kind of oil field according to claim 1 anti-return high pressure well valve, it is characterised in that: the crushing block
(12) shape is semicircle, and crushing block (12) matches with protective layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797996.3U CN209011796U (en) | 2018-11-02 | 2018-11-02 | A kind of oil field anti-return high pressure well valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797996.3U CN209011796U (en) | 2018-11-02 | 2018-11-02 | A kind of oil field anti-return high pressure well valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011796U true CN209011796U (en) | 2019-06-21 |
Family
ID=66841147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821797996.3U Active CN209011796U (en) | 2018-11-02 | 2018-11-02 | A kind of oil field anti-return high pressure well valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249782A (en) * | 2020-02-12 | 2020-06-09 | 刘新用 | Simple and easy efficient water pollution treatment facility |
| CN111963104A (en) * | 2020-09-02 | 2020-11-20 | 田飞 | Safety valve for offshore oil filling type well drilling |
-
2018
- 2018-11-02 CN CN201821797996.3U patent/CN209011796U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249782A (en) * | 2020-02-12 | 2020-06-09 | 刘新用 | Simple and easy efficient water pollution treatment facility |
| CN111963104A (en) * | 2020-09-02 | 2020-11-20 | 田飞 | Safety valve for offshore oil filling type well drilling |
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