CN112610182B - Intelligent non-stop packing sealing device for pumping unit wellhead sucker rod - Google Patents
Intelligent non-stop packing sealing device for pumping unit wellhead sucker rod Download PDFInfo
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- CN112610182B CN112610182B CN202110039930.8A CN202110039930A CN112610182B CN 112610182 B CN112610182 B CN 112610182B CN 202110039930 A CN202110039930 A CN 202110039930A CN 112610182 B CN112610182 B CN 112610182B
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- way valve
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- 238000007789 sealing Methods 0.000 title claims abstract description 126
- 238000005086 pumping Methods 0.000 title claims abstract description 35
- 238000012856 packing Methods 0.000 title claims description 15
- 239000000945 filler Substances 0.000 claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 210000004907 gland Anatomy 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/02—Valve arrangements for boreholes or wells in well heads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The application discloses beam-pumping unit is sealing device, injection apparatus and sealing filler equipment for well head, this sealing device includes: sealing part, temporary storage part, connecting portion and control unit. The sealing part is hollow and is filled with sealing filler; the temporary storage part is hollow and is fixedly connected to the sealing part, and the temporary storage part is communicated with the sealing part through a temporary storage one-way valve; the connecting part is hollow and is fixedly connected to the temporary storage part, the connecting part comprises a spring, and the connecting part is communicated with the temporary storage part through a connecting one-way valve under the action of the spring; the control part includes pressure sensor, central processing unit, controller and alarm, and pressure sensor is used for the pressure size in sensing sealing part and the temporary storage part and conveys it to central processing unit, and central processing unit is used for analyzing the signal that pressure sensor sent and transmits the order for the controller, and the controller is used for controlling the switching of the check valve of keeping in to give an alarm to the personnel of guarding through the alarm when the sealing filler in the temporary storage part is not enough.
Description
Technical Field
The application relates to the field of wellhead sealing of pumping units, in particular to a sealing device, an injection device and a sealing filler device for a wellhead of a pumping unit.
Background
Mechanical oil recovery is a basic means for extracting crude oil from wells in China and many countries around the world. The working principle of the pumping well is that a motor drives a crank to rotate through a belt wheel and a speed reducer in a speed reducing mode, a balance weight block is arranged on the crank to balance the load borne by the motor in the up-down stroke of the pumping unit, and the crank drives a connecting rod to do plane motion to drive a walking beam to swing left and right around a support. The rope hanger on the horsehead pulls the sucker rod to move up and down to drive an oil plug in a well bottom oil well pump to suck crude oil and pump the crude oil out of the ground. The annular space between the sucker rod and the oil pipe is a sealing device, also called a packing box, when the sucker rod moves up and down. The sealing mode of the sealing device belongs to long shaft type sealing. When the pumping unit operates for a long time, the sealing effect and the sealing period of the wellhead sealing device directly influence the working efficiency of the pumping unit.
The existing wellhead sealing device has short sealing period, and the sealing device needs to be opened periodically to add sealing filler for ensuring the sealing effect. The normal work of the pumping unit is influenced, and the labor cost is increased.
Disclosure of Invention
In view of this, the purpose of this application is to provide a sealing device for pumping unit well head, and the device realizes adding the sealing filler from the pumping unit outside under the circumstances that the pumping unit does not shut down through the mating action of sealing part, temporary storage portion, connecting portion and control portion.
The present application further provides an injection device.
The application still provides a pumping unit is gland packing equipment for well head.
In order to achieve the above object, the present application adopts the following technical solutions.
The application provides a sealing device for beam-pumping unit well head, it includes:
a sealing part which is hollow and filled with a sealing filler;
the temporary storage part is hollow and is fixedly connected to the sealing part, and the temporary storage part is communicated with the sealing part through a temporary storage one-way valve;
the connecting part is hollow and fixedly connected to the temporary storage part, comprises a spring and is communicated with the temporary storage part through a connecting one-way valve under the action of the spring; and
the control part, the control part includes pressure sensor, central processing unit, controller and alarm, pressure sensor is used for the sensing the sealing with pressure size in the temporary storage portion conveys it central processing unit, central processing unit is used for the analysis the signal that the sensor sent transmits and give the command for the controller, the controller is used for controlling the switching of the check valve of keeping in, and pass through when the sealing filler in the temporary storage is not enough the alarm reports to the personnel on duty.
The utility model provides a well head sealing device for beam-pumping unit is through the outside at the sealing portion setting portion of keeping in to connecting portion through the portion of keeping in, the prestore has gland packing in the portion of keeping in, thinks under the effect of control portion to carry gland packing in the sealing, thereby realizes that the beam-pumping unit does not shut down the packing and guarantees the leakproofness.
In at least one preferred embodiment, the volume of the hollow part of the buffer is greater than the volume of the hollow part of the seal.
In at least one preferred embodiment, the connecting portion is a hollow cylinder.
In at least one preferred embodiment, the sealing part sets a minimum pressure value, and the central processing unit receives the minimum pressure value transmitted by the pressure sensor to command the controller to control the temporary one-way valve to be opened so as to inject the sealing filler into the sealing part;
the sealing part is set with a maximum pressure value, the central processing unit receives the maximum pressure value transmitted by the pressure sensor to command the controller to control the temporary storage one-way valve to close, and therefore the filling is stopped
In at least one preferred embodiment, the connecting part is provided with a connecting one-way valve in the middle of one end fixedly connected with the sealing part, and the other end of the connecting part is provided with a concave part for accommodating the head part of the injection device.
In at least one preferred embodiment, the spring is a helical spring, one end of which is free and the other end of which is connected to the connection check valve, the spring pressing against and opening the connection check valve under the action of an external force.
In at least one preferred embodiment, the recess has a through hole on a bottom surface thereof, and an inner diameter of the through hole is smaller than an inner diameter of the spring.
The utility model provides an injection device to foretell beam-pumping unit is sealing device filler for well head, it includes:
the outer tube comprises a hollow first cylinder and a second cylinder fixedly connected to the first cylinder, and the cross-sectional diameter of the second cylinder is larger than that of the first cylinder;
a syringe positioned in the outer tube when not in operation, the syringe including a storage part for storing a sealing packing and an extension part which enters the connection part through the through hole of the recess part and finally enters the temporary storage part so as to inject the sealing packing into the temporary storage part when in operation, and
a push rod portion located within the second cylinder and for pushing the syringe.
The application of the injection device can realize conveying the sealing filler to the temporary storage part of the sealing filler device.
In at least one preferred embodiment, the diameter of the bottom surface of the second cylinder is smaller than the inner diameter of the through hole, and the diameter of the bottom surface of the first cylinder is smaller than the diameter of the bottom surface of the recess and larger than the inner diameter of the through hole.
The utility model provides a beam-pumping unit is packing equipment for well head, it includes:
the sealing device for the wellhead of the pumping unit;
the above-described injection device; and
and the deviation adjusting device is used for adjusting the position of the sucker rod.
The utility model provides a beam-pumping unit is gland packing equipment for well head compares in traditional gland packing, can realize that the beam-pumping unit does not shut down and adds gland packing, unmanned on duty, and sealed effectual.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a wellhead sealing device of a pumping unit provided by the present application;
FIG. 2 is a schematic view of an injection device provided herein;
description of the reference numerals
The temporary storage part 3 of the sealing part 2 temporarily stores the check valve 4, the connecting part 41, the concave part 42, the through hole 5, the spring 6 are connected with the check valve 7, the control part 71, the pressure sensor 72, the central processor 73, the controller 74, the alarm 8, the first cylinder 82 of the outer tube 81, the second cylinder 9, the injection tube 91, the storage part 92, the extension part 10, the push rod 101, the push head 11 and the deviation adjusting device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the following embodiments of the present application are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present application are used for distinguishing two entities with the same name but different names or different parameters, and it is to be understood that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present application, and the descriptions thereof in the following embodiments are omitted.
In view of the above, in a first aspect of the embodiments of the present application, an embodiment of a sealing device for a wellhead of a pumping unit is provided. Fig. 1 shows a schematic view of a sealing device for a wellhead of a pumping unit provided by the application.
A sealing device for a wellhead of an oil pumping machine comprises a sealing part 1, a temporary storage part 2, a connecting part 4 and a control part 7. The sealing portion 1 is hollow and filled with a sealing filler. The temporary storage 2 is hollow and is secured to the sealing part 1. The temporary storage part 2 is communicated with the sealing part 1 through a temporary storage one-way valve 3. The connecting section 4 is hollow and is secured to the buffer section 2. The connecting portion 4 comprises a spring 5 and the connecting portion 4 communicates with the buffer portion 2 by means of a connecting non-return valve 6 under the action of the spring 5. The control part 7 comprises a pressure sensor 71, a central processing unit 72, a controller 73 and an alarm 74, wherein the pressure sensor 71 is used for sensing the pressure in the sealing part 1 and the temporary storage part 2 and transmitting the pressure to the central processing unit 72, the central processing unit 72 is used for analyzing a signal sent by the pressure sensor 71 and transmitting a command to the controller 73, the controller 73 is used for controlling the opening and closing of the temporary storage one-way valve 3, and the alarm 74 is used for alarming an attendant when the sealing filler in the temporary storage 2 is insufficient.
As shown in fig. 1, the sealing portion 1 has spring means for providing a constant pressure at upper and lower sides thereof. The sealing portion 1 is in the shape of a hollow rectangular parallelepiped and is filled with a sealing material to provide a good sealing action. The sealing material comprises one or a mixture of fluid sealing filler, semi-fluid sealing filler or particle sealing filler. This temporary storage portion 2 also is the cuboid shape, and the material of its inside packing is the same with sealing 1, through temporary storage check valve 3 intercommunication between temporary storage portion 2 and the sealing 1, provides the sealing when the sealing of sealing 1 is not enough to the sealing 1. The temporary storage check valve 3 may allow the sealing filler to enter the sealing section 1 from the temporary storage section 2 without entering the temporary storage section 2 from the sealing section 1. In the control part 7, the pressure sensor 71 senses the pressure in the sealing part 1 through the probe and transmits a corresponding sensing signal back to the central processing unit 72, the central processing unit 72 compares the information transmitted back by the pressure sensor 71 with a corresponding value stored in the central processing unit 72, if the transmitted value is smaller than the stored value, the temporary storage one-way valve 3 is opened to transmit the sealing filler to the sealing part 1, otherwise, the temporary storage one-way valve 3 is not opened. Similarly, the pressure sensor 71 senses the pressure in the temporary storage part 2 through the probe and transmits a corresponding sensing signal back to the central processor 72, the central processor 72 compares the information transmitted back by the pressure sensor 71 with a corresponding value stored in the central processor 72, if the transmitted value is smaller than the stored value, the central processor alarms the attendant through the alarm 74, and the attendant can come to the site and transmit the sealing filler to the temporary storage part 2 through the connecting part 4.
In a preferred embodiment, the volume of the hollow part of the buffer 2 is greater than the volume of the hollow part of the seal 1. This is advantageous for reducing the number of manual fillings by personnel.
In a preferred embodiment, the connecting portion 4 is a hollow cylinder.
In a preferred embodiment, the sealing part 1 sets a minimum pressure value, and the central processor 72 receives the minimum pressure value transmitted by the pressure sensor 71 to command the controller 73 to control the temporary one-way valve 3 to open, so as to inject the sealing filler into the sealing part 1.
The sealing part 1 sets the maximum pressure value, and the central processor 72 receives the maximum pressure value transmitted by the pressure sensor 71 to command the controller 73 to control the temporary one-way valve 3 to close, so as to stop the filling.
The minimum pressure value and the maximum pressure value of the sealing part 1 are both stored in the central processing unit 72, the data returned by the pressure sensor 71 is compared with the pressure value stored in the central processing unit 72, the temporary storage one-way valve 3 is opened to fill the sealing filler when the data is less than or equal to the minimum pressure value, and the temporary storage one-way valve 3 is closed to stop filling the sealing filler when the data is greater than or equal to the maximum pressure value.
In a preferred embodiment, the connecting part 4 is provided with a connecting one-way valve 6 in the middle of one end fixedly connected with the sealing part 1, and the other end of the connecting part 4 is provided with a concave part 41, and the concave part 41 is used for accommodating the head part of the injection device.
In a preferred embodiment, the spring 5 is a helical spring, one end of the spring 5 being free and the other end being connected to the connection check valve 6, the spring 5 pressing against and opening the connection check valve 6 under the action of an external force.
In a preferred embodiment, the recess 41 has a through hole 42 on the bottom surface, and the inner diameter of the through hole 42 is smaller than the inner diameter of the spring 5.
The application provides a pair of sealing device for pumping unit well head passes through sealing 1, temporary storage portion 2, connecting portion 4 and 7 cooperation of control part and realizes adding the sealing filler from the pumping unit outside under the condition that the pumping unit does not shut down. Wherein, after the sealing filler stored in the sealing part 1 is worn out, the internal pressure thereof is reduced, and the pressure sensor 71 in the control part 7 detects and transmits the test pressure value to the central processor 72 in real time through the probes placed in the sealing part 1 and the temporary storage part 2. The cpu 72 compares these test pressure values with stored values, and on the one hand controls the buffer 2 to feed the seal material to the seal unit 1, and on the other hand notifies the attendant to feed the buffer 2 with an injection device described later. The controller 73 may control the opening and closing of the temporary storage check valve 3 to feed the sealing filler from the temporary storage section 2 into the sealing section 1 when the pressure value in the sealing section 1 decreases to a certain value. The connecting non-return valve 6 in the connecting portion 4 can be opened to the buffer 2 by an overhang of the injection device described below.
In view of the above-mentioned objects, a second aspect of the embodiments of the present application provides an embodiment of an injection device for stuffing a wellhead sealing device of a pumping unit. Fig. 2 shows a schematic view of an injection device as provided herein.
An injection device comprises an outer tube 8, an injection tube 9 and a push rod 10. The outer tube 8 includes a hollow first cylinder 81 and a second cylinder 82 fixedly coupled to the first cylinder 81, the second cylinder 82 having a cross-sectional diameter larger than that of the first cylinder 81. The syringe 9 is located within the outer tube 8 when not in operation. The injection tube 9 comprises a storage portion 91 and an overhang portion 92, the storage portion 91 being used for storing a sealing compound, the overhang portion 92 in operation entering the connection portion 4 through the through hole of the recess 41 and finally entering the buffer portion 2 for injecting the sealing compound into the buffer portion 2. The ejector rod 10 is located partially within the second cylinder 82 and is used to eject the syringe 9.
As shown in fig. 2, the length of the protruding portion 92 of the syringe 9 is larger than the length of the connecting portion 4 in the expansion and contraction direction of the spring 5. The overhang 92 includes three portions, a first cone connecting the storage portion 91, a middle portion connecting the first cone, and a second cone connecting the middle portion. The diameter of the bottom surface of the second cone is equal to the diameter of the top surface of the first cone. The diameter of the bottom surface of the first cone is smaller than the diameter of the bottom surface of the first cylinder 81. The middle part is a hollow cylinder. The upper part of the pushing rod 10 is a pushing head 101, and the pushing head 101 is in close contact with the inner wall of the second cylinder 82. When a force acts on the push rod, the push head 101 is forced by the push force to move forward to push the sealing filler out of the projection device.
In a preferred embodiment, the diameter of the bottom surface of the second cylinder 82 is smaller than the inner diameter of the through hole 42, and the diameter of the bottom surface of the first cylinder 81 is smaller than the diameter of the bottom surface of the recess 41 and larger than the inner diameter of the through hole 42.
The injection device of the present application is designed to cooperate with the above-mentioned connecting portion 4 and its extension 92 is able to force the connecting non-return valve 6 open towards the buffer portion 2 for delivering the sealing charge.
Based on the above-mentioned purpose, the third aspect of the embodiment of this application proposes a well head of a pumping unit is with sealing filler equipment, and it includes: the sealing device for the wellhead of the pumping unit; the above-described injection device; and the deviation adjusting device 11, wherein the deviation adjusting device 11 is used for adjusting the position of the sucker rod.
The above is an exemplary embodiment disclosed in the present application, and the order of disclosure of the embodiment of the present application is only for description and does not represent the merits of the embodiment. It should be noted that the discussion of any embodiment above is exemplary only, and is not intended to imply that the scope of the embodiments disclosed herein (including the claims) is limited to these examples, since various changes and modifications may be made without departing from the scope as defined in the claims. Furthermore, although elements disclosed in the embodiments of the present application may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure (including the claims) of the embodiments of the application is limited to these examples; within the context of the embodiments of the present application, also features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the embodiments of the present application as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present application are intended to be included within the scope of the embodiments of the present application.
Claims (8)
1. The utility model provides a sealing device for beam-pumping unit well head which characterized in that includes:
a sealing section (1), the sealing section (1) being hollow and filled with a sealing filler;
the temporary storage part (2) is hollow and fixedly connected to the sealing part (1), and the temporary storage part (2) is communicated with the sealing part (1) through a temporary storage one-way valve (3);
the connecting part (4) is hollow and is fixedly connected to the temporary storage part (2), the connecting part (4) comprises a spring (5) and the connecting part (4) is communicated with the temporary storage part (2) through a connecting one-way valve (6) under the action of the spring (5), the connecting one-way valve (6) is arranged in the middle of one end of the connecting part (4) fixedly connected to the temporary storage part (2), the other end of the connecting part (4) is provided with a concave part (41), and the concave part (41) is used for accommodating the head part of an injection device; and
the control part (7), the control part (7) comprises a pressure sensor (71), a central processing unit (72), a controller (73) and an alarm (74), the pressure sensor (71) is used for sensing the pressure in the sealing part (1) and the temporary storage part (2) and transmitting the pressure to the central processing unit (72), the central processing unit (72) is used for analyzing a signal sent by the pressure sensor (71) and transmitting a command to the controller (73), the controller (73) is used for controlling the opening and closing of the temporary storage one-way valve (3), and when the sealing filler in the temporary storage part (2) is insufficient, the alarm (74) is used for alarming to an attendant;
wherein the sealing part (1) sets a minimum pressure value, and the central processor (72) receives the minimum pressure value transmitted by the pressure sensor (71) to command the controller (73) to control the temporary one-way valve (3) to be opened so as to inject sealing filler into the sealing part (1);
the sealing part (1) sets a maximum pressure value, and the central processing unit (72) receives the maximum pressure value transmitted by the pressure sensor (71) to command the controller (73) to control the temporary storage one-way valve (3) to be closed so as to stop filling.
2. A wellhead sealing device according to claim 1, characterised in that the volume of the hollow of the buffer (2) is greater than the volume of the hollow of the seal (1).
3. The wellhead sealing device according to claim 1, characterized in that the connecting part (4) is a hollow cylinder.
4. The wellhead sealing device according to claim 1, wherein the spring (5) is a helical spring, one end of the spring (5) is free and the other end is connected to the connecting one-way valve (6), and the spring (5) presses against and opens the connecting one-way valve (6) under the action of external force.
5. The wellhead sealing device according to claim 4, characterized in that the recess (41) has a through hole (42) on the bottom surface, and the inner diameter of the through hole (42) is smaller than the inner diameter of the spring (5).
6. An injection device for stuffing a wellhead sealing device of a pumping unit according to any of claims 1 to 5, characterized by comprising: an outer tube (8), wherein the outer tube (8) comprises a hollow first cylinder (81) and a second cylinder (82) fixedly connected to the first cylinder (81), and the cross-sectional diameter of the second cylinder (82) is larger than that of the first cylinder (81);
a syringe (9), the syringe (9) being located inside the outer tube (8) when not in operation, the syringe (9) comprising a storage portion (91) and an overhang portion (92), the storage portion (91) being intended to store a sealing compound, the overhang portion (92) in operation entering the connection portion (4) through the through hole (42) of the recess (41) and finally the buffer portion (2) in order to inject the sealing compound into the buffer portion (2), and a push rod (10), the push rod (10) being located partly inside the second cylinder (82) and being intended to push the syringe (9).
7. An injection device according to claim 6, wherein the diameter of the bottom surface of the second cylinder (82) is smaller than the inner diameter of the through hole (42), and the diameter of the bottom surface of the first cylinder (81) is smaller than the diameter of the bottom surface of the recess (41) and larger than the inner diameter of the through hole (42).
8. The utility model provides a beam-pumping unit is gland packing equipment for well head which characterized in that includes:
the wellhead sealing device of any of claims 1-5;
the injection device of any one of claims 6-7; and
the deviation adjusting device (11) is used for adjusting the position of the sucker rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110039930.8A CN112610182B (en) | 2021-01-13 | 2021-01-13 | Intelligent non-stop packing sealing device for pumping unit wellhead sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110039930.8A CN112610182B (en) | 2021-01-13 | 2021-01-13 | Intelligent non-stop packing sealing device for pumping unit wellhead sucker rod |
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| Publication Number | Publication Date |
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| CN112610182A CN112610182A (en) | 2021-04-06 |
| CN112610182B true CN112610182B (en) | 2021-10-12 |
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| CN202110039930.8A Active CN112610182B (en) | 2021-01-13 | 2021-01-13 | Intelligent non-stop packing sealing device for pumping unit wellhead sucker rod |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206190258U (en) * | 2016-08-24 | 2017-05-24 | 天津宝骏科技股份有限公司 | Special spray gun of annotating of oil field wellhead sealing device |
| CN104806189B (en) * | 2015-03-09 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of polished rod of pumping well forces righting lubricating and sealing device |
| CN108331550A (en) * | 2018-03-07 | 2018-07-27 | 贾广生 | A kind of polish rod sealing for not having to replace sealing element |
| CN208456545U (en) * | 2018-06-20 | 2019-02-01 | 大庆北油工程技术服务有限公司 | Increase tuningout well head particle sealing device |
| CN109667559A (en) * | 2019-02-18 | 2019-04-23 | 李庆林 | A kind of oil pumping machine well head energy conservation and environmental protection water-tight equipment |
| CN210068888U (en) * | 2019-03-15 | 2020-02-14 | 大庆宏升石油机械设备制造有限公司 | Lubricating oil level indicator for reduction box of oil pumping unit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9027673B2 (en) * | 2009-08-13 | 2015-05-12 | Smart Drilling And Completion, Inc. | Universal drilling and completion system |
| US8261841B2 (en) * | 2009-02-17 | 2012-09-11 | Exxonmobil Research And Engineering Company | Coated oil and gas well production devices |
| EP2776715B1 (en) * | 2011-11-08 | 2020-01-22 | Lufkin Industries, LLC | Low profile rod pumping unit with pneumatic counterbalance for the active control of the rod string |
| US9115705B2 (en) * | 2012-09-10 | 2015-08-25 | Flotek Hydralift, Inc. | Synchronized dual well variable stroke and variable speed pump down control with regenerative assist |
| US9482069B2 (en) * | 2013-03-07 | 2016-11-01 | Weatherford Technology Holdings, Llc | Consumable downhole packer or plug |
-
2021
- 2021-01-13 CN CN202110039930.8A patent/CN112610182B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806189B (en) * | 2015-03-09 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of polished rod of pumping well forces righting lubricating and sealing device |
| CN206190258U (en) * | 2016-08-24 | 2017-05-24 | 天津宝骏科技股份有限公司 | Special spray gun of annotating of oil field wellhead sealing device |
| CN108331550A (en) * | 2018-03-07 | 2018-07-27 | 贾广生 | A kind of polish rod sealing for not having to replace sealing element |
| CN208456545U (en) * | 2018-06-20 | 2019-02-01 | 大庆北油工程技术服务有限公司 | Increase tuningout well head particle sealing device |
| CN109667559A (en) * | 2019-02-18 | 2019-04-23 | 李庆林 | A kind of oil pumping machine well head energy conservation and environmental protection water-tight equipment |
| CN210068888U (en) * | 2019-03-15 | 2020-02-14 | 大庆宏升石油机械设备制造有限公司 | Lubricating oil level indicator for reduction box of oil pumping unit |
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