CN114183552B - Easy-to-use flat valve for petroleum drilling and use method thereof - Google Patents
Easy-to-use flat valve for petroleum drilling and use method thereof Download PDFInfo
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- CN114183552B CN114183552B CN202111556451.XA CN202111556451A CN114183552B CN 114183552 B CN114183552 B CN 114183552B CN 202111556451 A CN202111556451 A CN 202111556451A CN 114183552 B CN114183552 B CN 114183552B
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- threaded hole
- hole
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- 239000003208 petroleum Substances 0.000 title claims abstract description 17
- 238000005553 drilling Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 11
- 238000007789 sealing Methods 0.000 claims abstract description 65
- 238000007906 compression Methods 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention relates to the technical field of petroleum drilling and production, in particular to a flat valve for petroleum drilling, which is convenient to use and comprises a pipeline and a closed valve body; the closed valve body comprises a connecting body, a first through groove is vertically formed in the connecting body, a first through hole is formed in the upper portion of the connecting body, a first connecting rod is arranged in the first through hole and the first through groove in a sliding mode, and a closing mechanism is connected below the first connecting rod; the two sides of the upper end of the first connecting rod are respectively provided with a supporting plate, the supporting plates are provided with first threaded holes, the two sides of the connecting body are provided with second supporting plates, the second supporting plates are provided with driving motors, the output ends of the driving motors are connected with first threaded rods, and the first threaded rods penetrate through the first threaded holes; the first connecting rod rotates inwards and is connected with a second threaded rod, and the bottom of the second threaded rod is connected with a second closing mechanism. According to the invention, manual rotation adjustment is replaced by electric adjustment, so that the convenience of the valve body in use is improved, and two sealing modes are provided, so that the practicability of the flat valve is improved.
Description
Technical Field
The invention relates to a flat valve, in particular to a flat valve for petroleum drilling convenient to use and a use method thereof, and belongs to the technical field of petroleum drilling.
Background
The petroleum drilling technology is to find an oil storage block through exploration, namely, a cylindrical hole with a certain diameter is drilled downwards or at one side at a preselected surface position by utilizing special equipment and technology, and the underground oil and gas layer is drilled, and the petroleum drilling is to excavate the surveyed petroleum land;
in the petroleum drilling and production process, a pipeline is required to be used for conveying petroleum, and when the pipeline is used, the pipeline is required to be correspondingly closed or communicated by using various valves according to the use requirement;
At present, the existing flat valve is low in closing speed when in use, and is inconvenient to use.
Accordingly, improvements to the flat valve are needed to address the above-described problems.
Disclosure of Invention
The invention aims to provide a flat valve for petroleum drilling convenient to use and a use method thereof, wherein manual rotation adjustment is replaced by electric adjustment, so that convenience of a valve body is improved during use, and meanwhile, the flat valve has two sealing modes, and manual sealing can be performed when the electric adjustment cannot be used, so that practicability of the flat valve is improved.
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
The utility model provides a flat valve is adopted in petroleum drilling convenient to use, includes pipeline and closed valve body, closed valve body connects in the top of pipeline;
The sealing valve body comprises a connecting body, a first through groove is vertically formed in the connecting body, the first through groove extends to the bottom of the connecting body, a first through hole is formed in the upper portion of the connecting body, a first connecting rod is slidably arranged between the first through hole and the first through groove, and a sealing mechanism is connected below the first connecting rod;
The two sides of the upper end of the first connecting rod are respectively provided with a supporting plate, the supporting plates are provided with first threaded holes, the two sides of the connecting body are provided with second supporting plates, the second supporting plates are provided with driving motors, the output ends of the driving motors are connected with first threaded rods, and the first threaded rods penetrate through the first threaded holes;
The first connecting rod is internally rotated and connected with a second threaded rod, and the bottom of the second threaded rod is connected with a second closing mechanism.
Preferably, the lower part of the first through groove is communicated with the upper part of the pipeline, the upper part of the first through groove is communicated with the first through hole, the inner diameter of the first through groove is larger than that of the first through hole, and slide ways are vertically arranged on two sides of the inner wall of the first through groove.
Preferably, the sealing mechanism comprises a sliding block and a sealing block, the sealing block is vertically arranged below the sliding block, grooves are formed in two sides of the sliding block, rollers are rotationally connected to the grooves, one sides of the rollers protrude out of the grooves and slide on the sliding way, the outer ring of the first connecting rod is wrapped with a compression spring, the bottom of the compression spring is in contact with the upper end face of the sliding block, and the upper side of the compression spring is in contact with the joint of the first through groove and the first through hole.
Preferably, a stabilizing groove is formed in the bottom of the pipeline, a first rubber sealing gasket is arranged on the inner wall of the stabilizing groove, and the shape and the size of the bottom of the sealing block are the same as those of the stabilizing groove.
Preferably, the two sides of the sealing block are vertically provided with second sliding grooves, a sealing plate is arranged in the second sliding grooves in a sliding manner, the sealing plate slides in the second sliding grooves through second sliding blocks, the upper end faces of the second sliding blocks are in contact with the upper end faces of the second sliding grooves, and a second compression spring is connected between the lower end faces of the second sliding blocks and the lower end faces of the second sliding grooves.
Preferably, a third threaded hole is formed in the first connecting rod, a fourth threaded hole is formed in the sliding block, the third threaded hole is communicated with the fourth threaded hole, the second threaded rod is screwed and connected with the third threaded hole and the fourth threaded hole, the second sealing mechanism comprises a second sealing plate, a clamping groove is formed in the lower portion of the sealing block, a third through groove is formed in the upper end face of the sealing block, the third through groove is communicated with the clamping groove, the second sealing plate is clamped in the clamping groove, the shape and the size of the bottom of the second sealing plate are the same as those of the bottom of the sealing block, a third groove is formed in the upper portion of the second sealing plate, a bearing is clamped in the third groove, and the bottom of the second threaded rod is rotationally connected with the bearing.
Preferably, the inner diameter of the third threaded hole is the same as the inner diameter of the fourth threaded hole, and the inner diameter of the third through groove is larger than the inner diameters of the third threaded hole and the fourth threaded hole.
Preferably, the upper end face of the second threaded rod is connected with a rotating hand wheel, and the surface of the rotating hand wheel is provided with anti-slip lines.
Preferably, the uppermost end of the first threaded rod is connected with a limiting block.
The application method of the flat valve for the petroleum drill convenient to use comprises the following steps of:
s1: when the valve body needs to be closed, the driving motor is started to rotate, so that the first threaded rod is driven to rotate in the first threaded hole, then the supporting plate is driven to move downwards, the first connecting rod is driven to move downwards, the connecting closing mechanism is finally driven to move downwards, and the closing block is finally clamped into the stable groove, so that the valve body is closed, in the process of moving downwards the closing mechanism, rollers on two sides of the sliding block slide in the slideway, and when the valve body needs to be opened, the output end of the driving motor rotates in the other direction;
s2: when the motor can not be used and the valve body is required to be closed, the second threaded rod is driven to move downwards in the third threaded hole and the fourth threaded hole through rotation of the rotating hand wheel, so that the second closing plate is driven to move downwards in the clamping groove until the bottom of the second closing plate is clamped into the stable groove, and manual closing of the valve body is achieved.
The invention has at least the following beneficial effects:
1. Through utilizing driving motor's setting, replace manual rotation to adjust with electric control, improved the valve body and closed or open the convenience when opening, improved the efficiency of valve body switch, this flat valve has two kinds of closed modes simultaneously, when can utilize the setting of second threaded rod and second closure plate to carry out manual closure when driving motor can't normally use to the practicality of flat valve has been improved.
2. Through utilizing the setting of closing plate, when the closing piece carries out up-and-down motion, the closing plate can laminate with the up end of pipeline all the time through utilizing the elastic setting of second compression spring to can guarantee to seal the junction of first logical groove and pipeline 1 throughout, thereby prevent that liquid from rising, remain good sealed effect throughout.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic cross-sectional view of a closed state of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention in a closed state;
FIG. 3 is a schematic perspective view of the present invention;
FIG. 4 is a schematic view of a partial perspective structure of the present invention;
FIG. 5 is a schematic perspective view of a closure mechanism according to the present invention;
FIG. 6 is a schematic perspective view of a second closure mechanism according to the present invention;
FIG. 7 is an enlarged view of FIG. 1A in accordance with the present invention;
Fig. 8 is an enlarged view of fig. 2B of the present invention.
In the figure, 1-pipeline, 2-seal valve body, 201-connector, 3-first through slot, 4-first through hole, 5-first connecting rod, 6-seal mechanism, 601-sliding block, 602-seal block, 7-support plate, 8-first threaded hole, 9-second support plate, 10-drive motor, 11-first threaded rod, 12-second threaded rod, 13-second seal mechanism, 14-slideway, 15-groove, 16-roller, 17-stable groove, 18-first rubber sealing gasket, 19-compression spring, 20-second chute, 21-seal plate, 22-second slider, 23-compression spring, 24-third threaded hole, 25-fourth threaded hole, 26-second seal plate, 27-clamping groove, 28-third through slot, 29-third groove, 30-bearing, 31-rotation hand wheel and 32-limiting block.
Detailed Description
The following detailed description of embodiments of the present application will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present application can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.
As shown in fig. 1 to 8, the easy-to-use flat valve for petroleum drilling provided in this embodiment includes a pipe 1 and a sealing valve body 2, wherein the sealing valve body 2 is connected above the pipe 1; the closed valve body 2 comprises a connecting body 201, a first through groove 3 is vertically formed in the connecting body 201, the first through groove 3 extends to the bottom of the connecting body 201, a first through hole 4 is formed in the upper portion of the connecting body 201, the lower portion of the first through groove 3 is communicated with the upper portion of the pipeline 1, the upper portion of the first through groove 3 is communicated with the first through hole 4, the inner diameter of the first through groove 3 is larger than that of the first through hole 4, slide ways 14 are vertically arranged on two sides of the inner wall of the first through groove 3, and the sliding blocks 601 are effectively prevented from falling off when sliding upwards due to the arrangement of the inner diameter of the first through groove 3 and the inner diameter of the first through hole 4;
The first through hole 4 and the first through groove 3 are slidably provided with the first connecting rod 5, the lower part of the first connecting rod 5 is connected with the sealing mechanism 6, the sealing mechanism 6 comprises a sliding block 601 and a sealing block 602, the sealing block 602 is vertically arranged below the sliding block 601, grooves 15 are formed in two sides of the sliding block 601, rollers 16 are rotationally connected in the grooves 15, one sides of the rollers 16 protrude out of the grooves 15 and slide on the slide ways 14, the rollers 16 and the grooves 15 are arranged to enable the sliding block 601 to have a better sliding effect when sliding, the outer ring of the first connecting rod 5 is wrapped with a compression spring 19, the bottom of the compression spring 19 is in contact with the upper end face of the sliding block 601, the upper part of the compression spring 19 is in contact with the connecting part of the first through groove 3 and the first through groove 4, and the compression spring 19 enables the first connecting rod 5 to have a good elastic buffering effect when sliding up and down in the first through groove 3;
The two sides of the sealing block 602 are vertically provided with second sliding grooves 20, the second sliding grooves 20 are internally provided with sealing plates 21 in a sliding manner, the sealing plates 21 slide in the second sliding grooves 20 through second sliding blocks 22, the upper end faces of the second sliding blocks 22 are contacted with the upper end faces of the second sliding grooves 20, second compression springs 23 are connected between the lower end faces of the second sliding blocks 22 and the lower end faces of the second sliding grooves 20, the second compression springs 23 enable the sealing plates 21 to have elastic effects on the two sides of the sealing block 602, when the sealing block 602 moves up and down, the sealing plates 21 are always attached to the upper end faces of the pipelines 1 through elastic arrangement of the second compression springs 23, and therefore the connection parts of the first through grooves 3 and the pipelines 1 can be sealed all the time, liquid rising is prevented, and good sealing effects are always kept;
the two sides of the upper end of the first connecting rod 5 are provided with a supporting plate 7, the supporting plate 7 is provided with a first threaded hole 8, the two sides of the connecting body 201 are provided with a second supporting plate 9, the second supporting plate 9 is provided with a driving motor 10, the output end of the driving motor 10 is connected with a first threaded rod 11, the first threaded rod 11 penetrates through the first threaded hole 8, and the first threaded rod 11 is driven to rotate through the rotation of the driving motor 10, so that the first threaded rod 11 rotates in the first threaded hole 8, and the first connecting rod 5 connected through the supporting plate 7 is driven to move up and down;
The first connecting rod 5 is internally rotated and is connected with the second threaded rod 12, the bottom of the second threaded rod 12 is connected with the second sealing mechanism 13, the third threaded hole 24 is formed in the first connecting rod 5, the fourth threaded hole 25 is formed in the sliding block 601, the third threaded hole 24 and the fourth threaded hole 25 are communicated, the second threaded rod 12 is rotationally connected with the third threaded hole 24 and the fourth threaded hole 25, the second sealing mechanism 13 comprises a second sealing plate 26, a clamping groove 27 is formed below the sealing block 602, a third through groove 28 is formed in the upper end face of the sealing block 602, the third through groove 28 is communicated with the clamping groove 27, the second sealing plate 26 is clamped in the clamping groove 27, the shape and the size of the bottom of the second sealing plate 26 are the same as those of the bottom of the sealing block 602, a third groove 29 is formed in the upper side of the second sealing plate 26, a bearing 30 is clamped in the third groove 29, the bottom of the second threaded rod 12 is rotationally connected with the bearing 30, the lower end of the second threaded rod 12 can be guaranteed to normally rotate, the second threaded rod 12 can be clamped in the third threaded hole 24 and the fourth threaded hole 25 through rotation, the second threaded rod 12 can be clamped in the second threaded rod 25 downwards, and then the second sealing plate 26 is driven to move downwards until the second sealing plate 26 is clamped in the second sealing plate 27, and the bottom is stably closed, and the valve body is stably moves downwards, and the valve body is 17 is closed, and the valve body is accordingly closed.
In this embodiment, as shown in fig. 1, a stabilizing groove 17 is provided at the bottom of the pipe 1, a first rubber gasket 18 is provided on the inner wall of the stabilizing groove 17, the shape and the size of the sealing block 602 are the same as those of the stabilizing groove 17, the stabilizing groove 17 is used for clamping the sealing block 602, and the sealing effect inside the pipe 1 can be improved due to the arrangement of the first rubber gasket 18.
In this embodiment, as shown in fig. 5 and 8, the inner diameter of the third threaded hole 24 is the same as the inner diameter of the fourth threaded hole 25, and the inner diameter of the third through-hole 28 is larger than the inner diameters of the third threaded hole 24 and the fourth threaded hole 25, so that the second threaded rod 12 can be effectively ensured to rotate in the third threaded hole 25 and the fourth threaded hole 25, and normal downward movement can be performed in the third through-hole 28, so that the second closing plate 26 can be successfully pushed downward.
In this embodiment, as shown in fig. 1, the upper end face of the second threaded rod 12 is connected with a rotating hand wheel 31, the surface of the rotating hand wheel 31 is provided with anti-slip grains, the setting of the rotating hand wheel 31 facilitates the rotation of the second threaded rod 12, and the anti-slip effect of the rotating hand wheel 31 is improved due to the setting of the anti-slip grains.
In this embodiment, as shown in fig. 1, the uppermost end of the first threaded rod 11 is connected with a limiting block 32, and the arrangement of the limiting block 32 effectively prevents the first threaded rod 11 from falling off the supporting plate 7 when the supporting plate 7 is driven to move up and down.
The application method of the flat valve for the petroleum drill convenient to use comprises the following steps of:
S1: when the valve body needs to be closed, the driving motor 10 is started to rotate, so that the first threaded rod 11 is driven to rotate in the first threaded hole 8, then the supporting plate 7 is driven to move downwards, the first connecting rod 5 is driven to move downwards, the connected closing mechanism 6 is finally driven to move downwards, the closing block 602 is finally clamped into the stable groove 17, the valve body is closed, in the process of moving the closing mechanism 6 downwards, the rollers 16 on two sides of the sliding block 601 slide in the slide way 14, and when the valve body needs to be opened, the output end of the driving motor 10 rotates in the other direction;
S2: when the motor cannot be used and the valve body needs to be closed, the second threaded rod 12 is driven to move downwards in the third threaded hole 24 and the fourth threaded hole 25 by rotating the hand wheel 31, so that the second closing plate 26 is driven to move downwards in the clamping groove 27 until the bottom of the second closing plate 26 is clamped into the stabilizing groove 17, and the valve body is manually closed.
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (4)
1. The utility model provides a flat valve is adopted in petroleum drilling convenient to use, includes pipeline (1) and closed valve body (2), its characterized in that, closed valve body (2) connect in the top of pipeline (1);
The sealing valve body (2) comprises a connecting body (201), a first through groove (3) is vertically formed in the connecting body (201), the first through groove (3) extends to the bottom of the connecting body (201), a first through hole (4) is formed in the upper portion of the connecting body (201), a first connecting rod (5) is slidably arranged in the first through hole (4) and the first through groove (3), and a sealing mechanism (6) is connected below the first connecting rod (5);
The two sides of the upper end of the first connecting rod (5) are respectively provided with a supporting plate (7), the supporting plates (7) are provided with first threaded holes (8), the two sides of the connecting body (201) are provided with second supporting plates (9), the second supporting plates (9) are provided with driving motors (10), the output ends of the driving motors (10) are connected with first threaded rods (11), and the first threaded rods (11) penetrate through the first threaded holes (8);
The first connecting rod (5) is internally rotated and is connected with a second threaded rod (12), the bottom of the second threaded rod (12) is connected with a second sealing mechanism (13), the lower part of the first through groove (3) is communicated with the upper part of the pipeline (1), the upper part of the first through groove (3) is communicated with the first through hole (4), the inner diameter of the first through groove (3) is larger than that of the first through hole (4), slide ways (14) are vertically arranged on two sides of the inner wall of the first through groove (3), the sealing mechanism (6) comprises a sliding block (601) and a sealing block (602), the sealing block (602) is vertically arranged below the sliding block (601), the two sides of the sliding block (601) are provided with grooves (15), the grooves (15) are rotationally connected with rollers (16), one side of each roller (16) protrudes out of each groove (15) and slides on each slideway (14), the outer ring of each first connecting rod (5) is wrapped with a compression spring (19), the bottom of each compression spring (19) is contacted with the upper end face of the corresponding sliding block (601), the upper part of each compression spring (19) is contacted with the joint of each first through groove (3) and each first through hole (4), a stabilizing groove (17) is formed in the bottom of each pipeline (1), a first rubber sealing gasket (18) is arranged on the inner wall of each stabilizing groove (17), the bottom of the sealing block (602) is the same as the stabilizing groove (17) in shape and size, second sliding grooves (20) are vertically arranged on two sides of the sealing block (602), sealing plates (21) are slidably arranged in the second sliding grooves (20), the sealing plates (21) slide in the second sliding grooves (20) through second sliding blocks (22), the upper end faces of the second sliding blocks (22) are in contact with the upper end faces of the second sliding grooves (20), second compression springs (23) are connected between the lower end faces of the second sliding blocks (22) and the lower end faces of the second sliding grooves (20), third threaded holes (24) are formed in the first connecting rods (5), the sliding block (601) is internally provided with a fourth threaded hole (25), the third threaded hole (24) and the fourth threaded hole (25) are communicated, the second threaded rod (12) is screwed and connected with the third threaded hole (24) and the fourth threaded hole (25), the second closing mechanism (13) comprises a second closing plate (26), a clamping groove (27) is formed below the closing block (602), the upper end surface of the closing block (602) is provided with a third through groove (28), the third through groove (28) is communicated with the clamping groove (27), the second closing plate (26) is clamped in the clamping groove (27), the shape and the size of the bottom of the second sealing plate (26) are the same as those of the bottom of the sealing block (602), a third groove (29) is formed in the upper portion of the second sealing plate (26), a bearing (30) is arranged in the third groove (29) in a clamped mode, the bottom of the second threaded rod (12) is rotationally connected with the bearing (30), the inner diameter of the third threaded hole (24) is the same as that of the fourth threaded hole (25), and the inner diameter of the third through groove (28) is larger than that of the third threaded hole (24) and that of the fourth threaded hole (25).
2. A convenient-to-use flat valve for oil drilling according to claim 1, wherein: the upper end face of the second threaded rod (12) is connected with a rotating hand wheel (31), and anti-slip lines are arranged on the surface of the rotating hand wheel (31).
3. A convenient to use flat valve for oil drilling according to claim 2, wherein: the uppermost end of the first threaded rod (11) is connected with a limiting block (32).
4. A method of using a readily available flat valve for oil drilling as claimed in claim 3, comprising the steps of:
s1: when the valve body needs to be closed, the driving motor (10) is started to rotate, so that the first threaded rod (11) is driven to rotate in the first threaded hole (8), then the supporting plate (7) is driven to move downwards, the first connecting rod (5) is driven to move downwards, the connecting closing mechanism (6) is finally driven to move downwards, the closing block (602) is finally clamped into the stabilizing groove (17), the valve body is closed, in the process of the downward movement of the closing mechanism (6), the rollers (16) at two sides of the sliding block (601) slide in the slide way (14), and when the valve body needs to be opened, the output end of the driving motor (10) rotates in the other direction;
S2: when the motor cannot be used and the valve body is required to be closed, the second threaded rod (12) is driven to move downwards in the third threaded hole (24) and the fourth threaded hole (25) by rotating the hand wheel (31), so that the second closing plate (26) is driven to move downwards in the clamping groove (27) until the bottom of the second closing plate (26) is clamped into the stable groove (17), and the valve body is manually closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111556451.XA CN114183552B (en) | 2021-12-17 | 2021-12-17 | Easy-to-use flat valve for petroleum drilling and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111556451.XA CN114183552B (en) | 2021-12-17 | 2021-12-17 | Easy-to-use flat valve for petroleum drilling and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114183552A CN114183552A (en) | 2022-03-15 |
| CN114183552B true CN114183552B (en) | 2024-06-04 |
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| CN202111556451.XA Active CN114183552B (en) | 2021-12-17 | 2021-12-17 | Easy-to-use flat valve for petroleum drilling and use method thereof |
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| CN116066021B (en) * | 2022-10-21 | 2024-01-02 | 中国石油天然气集团有限公司 | Flat valve and opening and closing method |
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| CN214274528U (en) * | 2021-01-14 | 2021-09-24 | 余有财 | Oil gas conveying device for oil extraction engineering |
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| CN114183552A (en) | 2022-03-15 |
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