CN106437596B - Well-head optical-lever sealer of pumping unit - Google Patents
Well-head optical-lever sealer of pumping unit Download PDFInfo
- Publication number
- CN106437596B CN106437596B CN201610761352.8A CN201610761352A CN106437596B CN 106437596 B CN106437596 B CN 106437596B CN 201610761352 A CN201610761352 A CN 201610761352A CN 106437596 B CN106437596 B CN 106437596B
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- Prior art keywords
- packing
- spring
- water tank
- water
- seal box
- Prior art date
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Links
- 238000005086 pumping Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000012856 packing Methods 0.000 claims abstract description 57
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 8
- 239000010687 lubricating oil Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- 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)
- Sealing Devices (AREA)
Abstract
The invention discloses a kind of well-head optical-lever sealer of pumping unit, are set on polished rod, including：Cooling component comprising water tank, inlet and outlet, wherein multiple baffles are set along water (flow) direction interval in the water tank, set the water channel in the water tank to S type water channels；Working seal component, the first packing_seal box, the first spring capping, the first spring, the first waist drum packing and the first cone packing；Backup seal component comprising the second packing_seal box, second spring gland, second spring, the second waist drum packing and the second cone packing；Adjusting part comprising ring flange, nut, eccentric connector and flange seal ring.The present invention has carries out tuningout by adjusting part to polished rod, it is compact with the first packing_seal box spiral link structure while water tank plays certain cooling effect to polished rod, it is easy to use, the setting of baffle increases the utilization ratio of cold water, and the advantageous effect not being stopped in replacement packing time bar.
Description
Technical field
The present invention relates to a kind of polished rod sealers.It is more particularly related to a kind of pumping unit well mouth polish rod sealing
Device.
Background technology
Other than flowing well, the overwhelming majority is both needed to use reciprocating beam-pumping unit oil extraction in oil field.When reciprocating beam-pumping unit works
The connection between polished rod eye and rod string is realized by polished rod, drives oil pump piston to move back and forth, the high pressure of generation, by oil
It is extracted into ground, by pipeline by oil transportation to gathering station.
Polished rod is slidably matched in reciprocatory movement with wellhead assembly generation.If be slidably matched in the course of work of face
Gap is generated, the oil with pressure can be leaked out by the gap of this mating surface, and environmental pollution and oil is caused to waste.
So needing to configure the excellent polished rod sealer of sealing performance.
Current well-head optical-lever sealer of pumping unit, internal sealing element generally use rubber ring, the fillers such as asbestos ring
Sealing needs to apply axial compression to airtight and watertight padding, airtight and watertight padding is made to generate radial deformation to ensure the reliability of sealing,
Polished rod surface is extruded in realize sealing.Such sealing means often make to generate a large amount of heat between airtight and watertight padding and polished rod
It is gathered on polished rod, ceaselessly moves back and forth the high temperature of generation, airtight and watertight padding high temperature cabonization can be caused, to cause sealing effect
Sealing performance is reduced or loses completely, to ensure effectively sealing, it has to frequently replace airtight and watertight padding；And it replaces easy not in time
Lead to oil and gas leakage, to cause energy loss and environmental pollution.Polished rod must be stopped during replacing airtight and watertight padding,
Not only it had taken a lot of work but also time-consuming.
Invention content
It is an object of the invention to solve at least the above, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of well-head optical-lever sealer of pumping unit, can pass through adjusting part pair
Polished rod carries out tuningout, tight with the first packing_seal box spiral link structure while water tank plays certain cooling effect to polished rod
It gathers, easy to use, the setting of baffle increases the utilization ratio of cold water, and is not stopped replacing packing time bar.
In order to realize these purposes and other advantages according to the present invention, a kind of pumping unit well mouth polish rod sealing is provided
Device is set on polished rod, and the well-head optical-lever sealer of pumping unit includes：
Cooling component comprising water tank, the water tank are set in the polished rod upper outside, and in the bottom of the water tank
The heart is equipped with recessed portion, and the water tank is equipped with inlet and outlet；
Working seal component comprising the first packing_seal box being threadedly coupled with the recessed portion, first packing
The first spring capping, the first spring, the first waist drum packing and the first cone packing are set gradually in seal box from top to bottom,
In, first spring capping is supported with the recessed portion to be connect, and the outer wall of the first cone packing is back taper and described the
The inner wall of one packing_seal box is matched with the outer wall of the first cone packing；
Backup seal component comprising the second packing being connected through a screw thread with the first packing_seal box lower end inside
Seal box sets gradually second spring gland, second spring, the second waist drum packing in the second packing_seal box from top to bottom
And second cone packing, wherein the second spring gland is supported with the first packing_seal box lower end inside and is connect, described
The outer wall of second cone packing is back taper and the inner wall of the second packing_seal box is matched with the outer wall of the second cone packing；
Adjusting part comprising in ring flange, the flange that the second packing_seal box lower end inside is connected through a screw thread
The eccentric connector and ring flange that pan bottom is fixedly connected by nut are installed in the contact face of the eccentric connector
Flange seal ring.
Preferably, the water inlet and the water outlet are oppositely arranged on the both sides of the water tank lower end.
Preferably, the water inlet and the water outlet are located at the water tank outer end and are provided with valve.
Preferably, multiple baffles are set along water (flow) direction interval in the water tank, the water channel in the water tank is set
It is set to S type water channels.
Preferably, first spring and the first waist drum packing junction are provided with the first spring base, and described the
Two springs are provided with second spring seat, first spring base and the second spring seat with the second waist drum packing junction
It is the groove body of opening upwards.
Preferably, the water tank is set as with polished rod socket end face along the circumferentially disposed hollow tube of polished rod, described hollow
Heat-conducting silicone grease is filled in pipe.
Preferably, the first packing_seal box is located at the first greasing mouth of position setting of first spring bottom,
The second greasing mouth is arranged in the position that the first packing_seal box is located at the second spring upper end.
The present invention includes at least following advantageous effect：
The first, the water tank of well-head optical-lever sealer of pumping unit of the present invention plays certain cooling to polished rod and makees
With while it is compact with the first packing_seal box spiral link structure, easy to use, the setting of the interval of baffle can flow through light
The hot water by heat exchange of bar position, there are one partition, increases the utilization ratio of cold water with cold water.
The second, the water tank and polished rod the socket end face of well-head optical-lever sealer of pumping unit of the present invention are set as edge
The circumferentially disposed hollow tube of polished rod, the hollow tube is interior to fill heat-conducting silicone grease, keeps the conduction of heat more smooth rapid.
Third, well-head optical-lever sealer of pumping unit of the present invention backup seal component use, reached replacement
The purpose that polished rod is not stopped when packing, and backup seal component is arranged along the same axis with the working seal component,
It is simple in structure, it is easy to operate.
4th, the working seal component of well-head optical-lever sealer of pumping unit of the present invention is in the process of work
In the 360 degree of circumference pressurizations of the first spring of polished rod axial direction, and the first spring pressure is respectively set in the upper and lower side of the first spring
Lid and the first spring base, when replacing the first cone packing and the first waist drum packing, mistake of the backup seal component in work
In the 360 degree of circumference pressurizations of second spring of polished rod axial direction in journey, and the second bullet is respectively set in the upper and lower side of second spring
Spring gland and second spring seat, keep contact more firm, and more fully, spring carries out automatic wear compensation for the transmission of power, extends
Service life.
5th, the first packing_seal box of well-head optical-lever sealer of pumping unit of the present invention is located at described first
The first greasing mouth is arranged in the position of spring bottom, and the first packing_seal box is located at the position setting of the second spring upper end
Second greasing mouth being capable of effective slowing down vibration by injecting lubricating oil from the first greasing mouth and the second greasing mouth
Propagation, reduce friction.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram of the well-head optical-lever sealer of pumping unit of the present invention；
Fig. 2 is the structural schematic diagram of the baffle of the present invention.
Specific implementation mode
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
As shown in Figs. 1-2, the present invention provides a kind of 1 sealer of pumping unit well mouth polish rod, is set on polished rod 1, including：
Cooling component 2 comprising water tank 20, the water tank 20 are set in 1 upper outside of the polished rod, and the water tank 20
Bottom centre be equipped with recessed portion, the water tank 20 be equipped with water inlet 21 and water outlet 22；
Working seal component 3 comprising the first packing_seal box 30 being threadedly coupled with the recessed portion, first disk
The first spring capping 33, the first spring 34, the first waist drum packing 32 and first are set gradually in root seal box 30 from top to bottom
Bore packing 31, wherein first spring capping 33 is supported with the recessed portion to be connect, and the outer wall of the first cone packing 31 is
The inner wall of back taper and the first packing_seal box 30 is matched with the outer wall of the first cone packing 31；
Backup seal component 4 comprising second be connected through a screw thread with 30 lower end inside of the first packing_seal box
Packing_seal box 40, set gradually from top to bottom in the second packing_seal box 40 second spring gland 43, second spring 44,
Second waist drum packing 42 and second bores packing 41, wherein the second spring gland 43 and the first packing_seal box 30
Lower end inside supports connection, the outer wall of the second cone packing 41 be back taper and the inner wall of the second packing_seal box 40 with
The outer wall matching of the second cone packing 41；
Adjusting part 5 comprising the ring flange 50 that is connected through a screw thread in 40 lower end inside of the second packing_seal box,
The eccentric connector 52 and ring flange 50 and the eccentric connector 52 that 50 bottom of ring flange is fixedly connected by nut 51
The flange seal ring 53 installed in contact face.
In the above-mentioned technical solutions, during use, eccentric connector 52 is fixedly mounted on well head, in ring flange 50 and partially
Mounting flange sealing ring 53 in the contact face of heart connector 52, ring flange 50 are fixedly connected on eccentric connector by nut 51
On 52, the second packing_seal box 40 is threaded in 50 upper end of ring flange, in the second packing_seal box 40 from top to bottom according to
Secondary setting second spring gland 43, second spring 44, the second waist drum packing 42 and second bore packing 41, the second spring pressure
Lid 43 is supported with 30 lower end inside of the first packing_seal box and is connect, in the first packing_seal box 30 from top to bottom successively
First spring capping 33, the first spring 34, the first waist drum packing 32 and first cone packing 31, first spring capping are set
33 support with the recessed portion of the water tank 20 and connect, and in the course of work, the second spring 44 in backup seal component 4 belongs to loose
State, the second waist drum packing 42 and second cone packing 41 do not seal to polished rod 1, and first in working seal component 3
Spring 34 belongs to compressive state, and compression the first waist drum packing 32 and first cone packing 31 seals to polished rod 1, and opening is set
Set the valve 23 in water inlet 21 and water outlet 22, by external pump, make flow via water inlet 21 by water tank 20, then by
Water outlet 22 is discharged, when the first waist drum packing 32 and first cone packing 31 in working seal component 3 is worn in bullet
Under the action of spring pressure, meeting compensation abrasion automatically has had exceeded certainly if by the too severe of prolonged use abrasion
When moving the range of compensation and needing replacing packing, by the lower end and the second packing_seal box 40 that adjust the first packing_seal box 30
Screw togather state, so that second spring 44 is belonged to compressive state, the second waist drum packing 42 and second of compression bores packing 41 to polished rod 1
It seals, the first waist drum packing 32 and first then replaced in working seal component 3 bores packing 31, after the completion of replacement
Again tightening makes its work, and backup seal component 4 is stopped.
In another technical solution, the water inlet 21 and the water outlet 22 are oppositely arranged on 20 lower end of the water tank
Both sides.Cold water can be made to be utilized using this scheme, water inlet 21 and water outlet 22 are oppositely arranged, and
And be arranged in 20 lower end both sides of water tank, it will not lead to the presence of dead angle.
In another technical solution, the water inlet 21 and the water outlet 22 are located at 20 outer end of the water tank and are provided with
Valve 23.The effect of the component is to realize the effect of water inlet 21 and water outlet 22 unlatching and sealing, when product is full cold in water tank 20
When water, if 1 ambient temperature of polished rod is relatively low, does not need flowing water and cool down, then can close valve 23, make
Water concentrates in water tank 20, and water resource can be saved while reaching reduction by 1 temperature of polished rod.It can be solved using this scheme
The problem of water resource being saved while reducing by 1 temperature of polished rod.
In another technical solution, multiple baffles 24 are set along water (flow) direction interval in the water tank 20, it will be described
Water channel in water tank 20 is set as S type water channels.The effect of the component is to form S type water channels, increase the polished rod 1 that flows through of cold water when
Between, the water in water tank 20 is subjected to cutting, reduces to flow through polished rod 1 and have built up and the water of temperature and does not flow through the cold water of polished rod 1
One mixing the problem of, enhance the utilization rate of cold water.
In another technical solution, first spring 34 is provided with first with 32 junction of the first waist drum packing
Spring base 35, the second spring 44 and 42 junction of the second waist drum packing are provided with second spring seat 45, and described first
Spring base 35 and the second spring seat 45 are the groove body of opening upwards.It can be in 1 axial direction of polished rod using this scheme
With 360 degree of circumference pressurizations of spring, keep contact more firm, more fully, spring carries out automatic wear compensation for the transmission of power, extends
Service life.
In another technical solution, the water tank 20 is socketed end face with polished rod 1 and is set as in polished rod 1 is circumferentially disposed
Blank pipe 25, the hollow tube 25 is interior to fill heat-conducting silicone grease.The component keeps the conduction of heat more smooth rapid.
In another technical solution, the position that the first packing_seal box 30 is located at 34 bottom of the first spring is set
The first greasing mouth 300 is set, the second greasing is arranged in the position that the first packing_seal box 30 is located at 44 upper end of the second spring
Mouth 301.It can be by injecting lubricating oil, note from the first greasing mouth 300 and the second greasing mouth 301 using this scheme
Entering the first greasing mouth 300 and the second greasing mouth 301 after lubricating oil can close, and the addition of lubricating oil can be effective
The propagation of slowing down vibration reduces friction.
Number of devices and treatment scale described herein are the explanations for simplifying the present invention.To rod-pumped well of the present invention
The application of mouth polish rod sealer, modifications and variations will be readily apparent to persons skilled in the art.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (4)
1. a kind of well-head optical-lever sealer of pumping unit, is set on polished rod, which is characterized in that the pumping unit well mouth polish rod is close
Sealing device includes：
Cooling component comprising water tank, the water tank is set in the polished rod upper outside, and the bottom centre of the water tank sets
There are recessed portion, the water tank to be equipped with inlet and outlet；
Working seal component comprising the first packing_seal box being threadedly coupled with the recessed portion, first packing_seal
The first spring capping, the first spring, the first waist drum packing and the first cone packing are set gradually in box from top to bottom, wherein institute
It states the first spring capping and is supported with the recessed portion and is connect, the outer wall of the first cone packing is back taper and first packing
The inner wall of seal box is matched with the outer wall of the first cone packing；
Backup seal component comprising the second packing_seal being connected through a screw thread with the first packing_seal box lower end inside
Box, set gradually from top to bottom in the second packing_seal box second spring gland, second spring, the second waist drum packing and
Second cone packing, wherein the second spring gland is supported with the first packing_seal box lower end inside and is connect, and described second
The outer wall of cone packing is back taper and the inner wall of the second packing_seal box is matched with the outer wall of the second cone packing；
Adjusting part comprising the ring flange that is connected through a screw thread in the second packing_seal box lower end inside, ring flange bottom
The eccentric connector and ring flange that portion is fixedly connected by nut and the method installed in the contact face of the eccentric connector
Blue sealing ring；
The water inlet and the water outlet are oppositely arranged on the both sides of the water tank lower end；
Multiple baffles are set along water (flow) direction interval in the water tank, set the water channel in the water tank to S type water channels；
The water tank is set as filling thermal conductive silicon along the circumferentially disposed hollow tube of polished rod, the hollow tube with polished rod socket end face
Fat.
2. well-head optical-lever sealer of pumping unit as described in claim 1, which is characterized in that the water inlet and the water outlet
The water tank outer end is provided with valve.
3. well-head optical-lever sealer of pumping unit as described in claim 1, which is characterized in that first spring and described first
Waist drum packing junction is provided with the first spring base, and the second spring is provided with second with the second waist drum packing junction
Spring base, first spring base and the second spring seat are the groove body of opening upwards.
4. well-head optical-lever sealer of pumping unit as described in claim 1, which is characterized in that the first packing_seal box is located at
The first greasing mouth is arranged in the position of first spring bottom, and the first packing_seal box is located at the second spring upper end
The second greasing mouth is arranged in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761352.8A CN106437596B (en) | 2016-08-29 | 2016-08-29 | Well-head optical-lever sealer of pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761352.8A CN106437596B (en) | 2016-08-29 | 2016-08-29 | Well-head optical-lever sealer of pumping unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106437596A CN106437596A (en) | 2017-02-22 |
| CN106437596B true CN106437596B (en) | 2018-08-17 |
Family
ID=58090719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610761352.8A Active CN106437596B (en) | 2016-08-29 | 2016-08-29 | Well-head optical-lever sealer of pumping unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN106437596B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763788A (en) * | 2019-03-12 | 2019-05-17 | 东营正驰石油技术服务有限公司 | With energy device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4981174A (en) * | 1990-02-14 | 1991-01-01 | White Orvel O | Leakproof stuffing box with external lubrication for polish rod |
| CN2656619Y (en) * | 2003-11-05 | 2004-11-17 | 李运柱 | Polish rod sealer for pumping well |
| CN201196050Y (en) * | 2008-03-13 | 2009-02-18 | 烟台奥星石化设备有限公司 | High-pressure two-stage polished rod sealer |
| CN202300281U (en) * | 2011-10-09 | 2012-07-04 | 上海伟伦阀门有限公司 | Polish rod seal |
| CN105484694A (en) * | 2016-01-05 | 2016-04-13 | 新疆克拉玛依市采丰实业有限责任公司 | Water-cooling type oil pumping machine wellhead polished rod sealer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120217002A1 (en) * | 2011-02-26 | 2012-08-30 | Hi Flo Corporation | Stuffing box |
-
2016
- 2016-08-29 CN CN201610761352.8A patent/CN106437596B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4981174A (en) * | 1990-02-14 | 1991-01-01 | White Orvel O | Leakproof stuffing box with external lubrication for polish rod |
| CN2656619Y (en) * | 2003-11-05 | 2004-11-17 | 李运柱 | Polish rod sealer for pumping well |
| CN201196050Y (en) * | 2008-03-13 | 2009-02-18 | 烟台奥星石化设备有限公司 | High-pressure two-stage polished rod sealer |
| CN202300281U (en) * | 2011-10-09 | 2012-07-04 | 上海伟伦阀门有限公司 | Polish rod seal |
| CN105484694A (en) * | 2016-01-05 | 2016-04-13 | 新疆克拉玛依市采丰实业有限责任公司 | Water-cooling type oil pumping machine wellhead polished rod sealer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106437596A (en) | 2017-02-22 |
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