CN207739978U - A kind of Thelf-proof well head apparatus - Google Patents
A kind of Thelf-proof well head apparatus Download PDFInfo
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- CN207739978U CN207739978U CN201721910848.3U CN201721910848U CN207739978U CN 207739978 U CN207739978 U CN 207739978U CN 201721910848 U CN201721910848 U CN 201721910848U CN 207739978 U CN207739978 U CN 207739978U
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- fixedly connected
- thelf
- well head
- wellhead assembly
- head apparatus
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Abstract
The utility model provides a kind of Thelf-proof well head apparatus, is related to technical field of petroleum extraction.The Thelf-proof well head apparatus, including wellhead assembly ontology, fixation is communicated with the first flowline and the second flowline to the inner left wall of the wellhead assembly ontology respectively, first flowline is located at the top of the second flowline, the lower surface of the wellhead assembly ontology is fixed and is communicated with guiding case, the inner bottom wall fixation of the guiding case is communicated with oil pick-up tube, and the inner wall of the wellhead assembly ontology is fixedly connected with fixed plate, and the upper face center of the fixed plate offers the first aperture.The Thelf-proof well head apparatus, coordinate movable plate by the spring in spring strut, positioning plate and locating piece are utilized simultaneously, Thelf-proof well head apparatus is set to have the function of anti-return, the current Thelf-proof well head apparatus of effective solution exploit oil during inside pressure be easy to cause reflux when changing, the purity for being easy to cause ground end oil changes, the problem of indirectly causing economic loss.
Description
Technical field
The utility model is related to technical field of petroleum extraction, specially a kind of Thelf-proof well head apparatus.
Background technology
Oil is the buried fluid mineral in underground, and initial people claim oil the oily liquids mineral that nature generates,
Claim natural gas fuel gas, claim pitch solid combustible oil mineral, gos deep into to these mineral researchs, it is understood that it
Belong to hydrocarbon compound in composition, be mutually related in the origin cause of formation, therefore they are referred to as oil, nineteen eighty-three September the 11st
Secondary World Petroleum Congress proposes, oil be include gaseous state present in nature, liquid and solid hydrocarbon compound and on a small quantity
The complex mixture of impurity composition, so oil exploitation also includes natural gas extraction, oil exploitation needs the device used very
More, wherein Thelf-proof well head apparatus is exactly one of them.
Thelf-proof well head apparatus is used for controlling and guiding the direction of gas and liquid, and current Thelf-proof well head apparatus is being exploited
It is easy to cause reflux when internal pressure changes during oil, the purity for being easy to cause ground end oil changes, indirectly
Cause economic loss.
Utility model content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of Thelf-proof well head apparatus, solves current antitheft
Wellhead assembly during exploiting oil inside pressure change when be easy to cause reflux, be easy to cause the purity of ground end oil
The problem of changing, indirectly causing economic loss.
(Two)Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:A kind of Thelf-proof well head apparatus, packet
Wellhead assembly ontology is included, fixation is communicated with the first flowline and the second flowline to the inner left wall of the wellhead assembly ontology respectively,
First flowline is located at the top of the second flowline, and the lower surface of the wellhead assembly ontology, which is fixed, is communicated with guiding case,
The inner bottom wall fixation of the guiding case is communicated with oil pick-up tube.
The inner wall of the wellhead assembly ontology is fixedly connected with fixed plate, and the upper face center of the fixed plate offers
The upper surface both sides of one aperture, the fixed plate have been fixedly connected with spring strut, and the upper surface both sides of the fixed plate are fixed
It is connected with buffer board, the buffer board is located at the inside of spring strut, and the upper surface of the buffer board is fixedly connected with spring, described
The one end of spring far from buffer board is fixedly connected with movable plate, and side of the movable plate far from spring is fixedly connected with limit
The inner wall of bar, the wellhead assembly ontology is fixedly connected with positioning plate, and the positioning plate is located at the top of fixed plate, the positioning
The lower surface both sides of plate offer second orifice, and locating piece, the following table of the locating piece are provided with above the positioning plate
Face is fixedly connected with square, and the side of remotely located piece of the square extends to the inside of second orifice, and the gag lever post is separate
One end of movable plate is run through the inner roof wall of spring strut and is fixedly connected with square.
Preferably, the side of the movable plate is fixedly connected with rubber ring, the outer ring of the rubber ring and spring strut it is interior
Wall is flexibly connected.
Preferably, the inner wall both sides of the wellhead assembly ontology have been fixedly connected with horizontal block, the wellhead assembly ontology
Upper surface is provided with head cover, and the upper surface both sides of the head cover are both provided with screw, and the end of thread of the screw is through head cover
Upper surface and the inside for extending to horizontal block.
Preferably, the upper face center of the head cover offers observation port, and the inner wall of the observation port is fixedly connected with sight
Survey glass plate.
Preferably, the inner right wall of the wellhead assembly ontology is installed with pressure gauge.
Preferably, the both sides of the wellhead assembly ontology have been fixedly connected with limiting plate, and the lower surface of the limiting plate is solid
Surely it is connected with cutting.
(Three)Advantageous effect
The utility model provides a kind of Thelf-proof well head apparatus, has following advantageous effect:
1, the Thelf-proof well head apparatus coordinates movable plate by the spring in spring strut, while utilizing positioning plate and locating piece,
Thelf-proof well head apparatus is set to have the function of anti-return, effective solution process of the current Thelf-proof well head apparatus in exploitation oil
The pressure of middle inside is easy to cause reflux when changing, and the purity for being easy to cause ground end oil changes, indirectly cause through
The problem of Ji loss.
2, the Thelf-proof well head apparatus makes Thelf-proof well head apparatus need repairing by being provided with head cover attachment screw and horizontal block
When can quickly open head cover to its internal maintenance, reduce and repair the required time.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the enlarged drawing at A in the utility model Fig. 1.
Wherein, 1 wellhead assembly ontology, 2 head covers, 3 horizontal blocks, 4 screws, 5 observation ports, 6 observation glass plates, 7 first flowlines,
8 second flowlines, 9 guiding casees, 10 oil pick-up tubes, 11 limiting plates, 12 cuttings, 13 pressure gauges, 14 fixed plates, 15 first apertures, 16
Positioning plate, 17 second orifices, 18 locating pieces, 19 gag lever posts, 20 squares, 21 spring struts, 22 buffer boards, 23 springs, 24 movable plates,
25 rubber rings.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of Thelf-proof well head apparatus, as shown in Figs. 1-2, including wellhead assembly ontology 1, well
The inner wall both sides of mouth device body 1 have been fixedly connected with horizontal block 3, and the upper surface of wellhead assembly ontology 1 is provided with head cover 2, head cover 2
Upper surface both sides be both provided with screw 4, the end of thread of screw 4 is through the upper surface of head cover 2 and extends to the inside of horizontal block 3,
By being provided with 2 attachment screw 4 of head cover and horizontal block 3, head cover 2 is quickly opened when Thelf-proof well head apparatus being allow to need repairing to it
Internal maintenance reduces and repairs the required time, and the upper face center of head cover 2 offers observation port 5, and the inner wall of observation port 5 is solid
Surely it is connected with observation glass plate 6, by being provided with observation port 5 and observation glass plate 6, inside observation well head device body 1
The case where, fixation is communicated with the first flowline 7 and the second flowline 8, the first flowline to the inner left wall of wellhead assembly ontology 1 respectively
7 are located at the top of the second flowline 8, and the both sides of wellhead assembly ontology 1 have been fixedly connected with limiting plate 11, the following table of limiting plate 11
Face is fixedly connected with cutting 12, coordinates cutting 12 by being provided with limiting plate 11, facilitates 1 fixation of wellhead assembly ontology,
The lower surface of wellhead assembly ontology 1, which is fixed, is communicated with guiding case 9, and the inner bottom wall fixation of guiding case 9 is communicated with oil pick-up tube 10, well head
The inner right wall of device body 1 is installed with pressure gauge 13, by being provided with pressure gauge 13, convenient for observation wellhead assembly ontology 1
Internal pressure change.
The inner wall of wellhead assembly ontology 1 is fixedly connected with fixed plate 14, and the upper face center of fixed plate 14 offers first
The upper surface both sides of aperture 15, fixed plate 14 have been fixedly connected with spring strut 21, and the upper surface both sides of fixed plate 14 are fixed to be connected
It is connected to buffer board 22, buffer board 22 is located at the inside of spring strut 21, and the upper surface of buffer board 22 is fixedly connected with spring 23, spring
23 one end far from buffer board 22 are fixedly connected with movable plate 24, and the side of movable plate 24 is fixedly connected with rubber ring 25, rubber
The outer ring of circle 25 is flexibly connected with the inner wall of spring strut 21, by being provided with rubber ring 25, reduces movable plate 24 and spring strut 21
Friction between inner wall extends the service life of spring strut 21, and side of the movable plate 24 far from spring 23 is fixedly connected with limit
The inner wall of bar 19, wellhead assembly ontology 1 is fixedly connected with positioning plate 16, and positioning plate 16 is located at the top of fixed plate 14, positioning plate
16 lower surface both sides offer second orifice 17, and the top of positioning plate 16 is provided with locating piece 18, the following table of locating piece 18
Face is fixedly connected with square 20, and the side that 20 remotely located pieces 18 of square extends to the inside of second orifice 17, and gag lever post 19 is remote
One end from movable plate 24 is run through the inner roof wall of spring strut 21 and is fixedly connected with square 20.
Operation principle:When normal transmission, the pressure that lower part is transmitted acts on the lower surface of locating piece 18, makes and locating piece 18
The square 20 of connection, the gag lever post 19 being connect with square 20, the movable plate 24 being connect with gag lever post 19 are connect with movable plate 24
Spring 23 extends, and to make locating piece 18 no longer be contacted with positioning plate 16, makes oil normal transmission, when external pressure is excessive,
Pressure acts on the upper surface of locating piece 18, makes being contacted with positioning plate 16 tightly of locating piece 18, anti-backflow.
In conclusion the Thelf-proof well head apparatus, coordinates movable plate 24, while utilizing and determining by the spring 23 in spring strut 21
Position plate 16 and locating piece 18 makes Thelf-proof well head apparatus have the function of anti-return, and the current antitheft well head of effective solution fills
It sets when the pressure inside during exploiting oil changes and is easy to cause reflux, the purity for being easy to cause ground end oil becomes
The problem of changing, indirectly causing economic loss, by being provided with 2 attachment screw 4 of head cover and horizontal block 3, makes Thelf-proof well head apparatus
Head cover 2 can be quickly opened when needing repairing to its internal maintenance, reduced and repaired the required time.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of Thelf-proof well head apparatus, including wellhead assembly ontology(1), it is characterised in that:The wellhead assembly ontology(1)It is interior
Fixation is communicated with the first flowline to left wall respectively(7)With the second flowline(8), first flowline(7)It is fuel-displaced positioned at second
Pipe(8)Top, the wellhead assembly ontology(1)Lower surface fix be communicated with guiding case(9), the guiding case(9)It is interior
Bottom wall fixation is communicated with oil pick-up tube(10);
The wellhead assembly ontology(1)Inner wall be fixedly connected with fixed plate(14), the fixed plate(14)Upper face center
Offer the first aperture(15), the fixed plate(14)Upper surface both sides be fixedly connected with spring strut(21), the fixation
Plate(14)Upper surface both sides be fixedly connected with buffer board(22), the buffer board(22)Positioned at spring strut(21)Inside,
The buffer board(22)Upper surface be fixedly connected with spring(23), the spring(23)Far from buffer board(22)One end fix
It is connected with movable plate(24), the movable plate(24)Far from spring(23)Side be fixedly connected with gag lever post(19), the well
Mouth device body(1)Inner wall be fixedly connected with positioning plate(16), the positioning plate(16)Positioned at fixed plate(14)Top, institute
State positioning plate(16)Lower surface both sides offer second orifice(17), the positioning plate(16)Top be provided with locating piece
(18), the locating piece(18)Lower surface be fixedly connected with square(20), the square(20)Remotely located piece(18)One
Side extends to second orifice(17)Inside, the gag lever post(19)Far from movable plate(24)One end run through spring strut(21)'s
Inner roof wall and and square(20)It is fixedly connected.
2. a kind of Thelf-proof well head apparatus according to claim 1, it is characterised in that:The movable plate(24)Side fix
It is connected with rubber ring(25), the rubber ring(25)Outer ring and spring strut(21)Inner wall flexible connection.
3. a kind of Thelf-proof well head apparatus according to claim 1, it is characterised in that:The wellhead assembly ontology(1)It is interior
Wall both sides have been fixedly connected with horizontal block(3), the wellhead assembly ontology(1)Upper surface be provided with head cover(2), the head cover
(2)Upper surface both sides be both provided with screw(4), the screw(4)The end of thread run through head cover(2)Upper surface and extend to
Horizontal block(3)Inside.
4. a kind of Thelf-proof well head apparatus according to claim 3, it is characterised in that:The head cover(2)Upper face center
Offer observation port(5), the observation port(5)Inner wall be fixedly connected with observation glass plate(6).
5. a kind of Thelf-proof well head apparatus according to claim 1, it is characterised in that:The wellhead assembly ontology(1)It is interior
Right wall is installed with pressure gauge(13).
6. a kind of Thelf-proof well head apparatus according to claim 1, it is characterised in that:The wellhead assembly ontology(1)Two
Side has been fixedly connected with limiting plate(11), the limiting plate(11)Lower surface be fixedly connected with cutting(12).
Priority Applications (1)
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CN201721910848.3U CN207739978U (en) | 2017-12-30 | 2017-12-30 | A kind of Thelf-proof well head apparatus |
Applications Claiming Priority (1)
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CN201721910848.3U CN207739978U (en) | 2017-12-30 | 2017-12-30 | A kind of Thelf-proof well head apparatus |
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CN207739978U true CN207739978U (en) | 2018-08-17 |
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CN201721910848.3U Active CN207739978U (en) | 2017-12-30 | 2017-12-30 | A kind of Thelf-proof well head apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852375A (en) * | 2020-07-17 | 2020-10-30 | 席小平 | Well head and sealing protection device |
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2017
- 2017-12-30 CN CN201721910848.3U patent/CN207739978U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111852375A (en) * | 2020-07-17 | 2020-10-30 | 席小平 | Well head and sealing protection device |
CN111852375B (en) * | 2020-07-17 | 2021-05-11 | 大庆市晟威机械制造有限公司 | Well head and sealing protection device |
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