CN207689060U - Screw monitoring system for tail shaft of oil pumping unit - Google Patents
Screw monitoring system for tail shaft of oil pumping unit Download PDFInfo
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- CN207689060U CN207689060U CN201721831337.2U CN201721831337U CN207689060U CN 207689060 U CN207689060 U CN 207689060U CN 201721831337 U CN201721831337 U CN 201721831337U CN 207689060 U CN207689060 U CN 207689060U
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- 238000005086 pumping Methods 0.000 title claims abstract description 42
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 208000037656 Respiratory Sounds Diseases 0.000 claims abstract description 6
- 238000012360 testing method Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
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Abstract
The embodiment of the application discloses a screw monitoring system for a tail shaft of an oil pumping unit. The system comprises: the tail shaft screw comprises a screw cap and a screw rod; the pressure sensor is arranged at a target test position on the screw cap; the spring is arranged below the pressure sensor and is connected with the lower end of the pressure sensor; a support member disposed below the spring; when the tail shaft screw is screwed, the distance between the screw cap and the supporting part is reduced, the spring is compressed, so that the pressure sensor is under the pressure effect generated after the spring is compressed, corresponding initial pressure data is measured, and when the tail shaft screw is cracked or broken in a screwed state, corresponding current pressure data is measured; and the data receiving device is arranged on the ground and used for receiving and displaying the initial pressure data and the current pressure data sent by the pressure sensor. The technical scheme that this application provided can realize monitoring the state when the screw of beam-pumping unit tail axle produced the crackle.
Description
Technical field
This application involves oil and gas well drilling technical field, more particularly to a kind of pumping unit tailing axle screw monitoring system.
Background technology
Pumping unit is the oil production equipment that current onshore oil field most generally uses, especially the most with common beam pumping unit
It is common, and pumping unit tailing axle is fixedly connected using screw substantially, and since pumping unit tailing axle is higher from the ground, most often at present
Square formula is to draw painted line to tailing axle screw and tailing axle, and then, Daily Round Check is opposite by the line of tailing axle and tailing axle screw picture
Position whether changed mode checked, but the situation after can only thoroughly wrecking to screw is observed, to screw
State when just cracking can not be detected, and be easy to happen the due to of not found by timely inspection after tailing axle screw wrecks and led
What is caused stops pumping accident.
How to realize that state when being cracked to pumping unit tailing axle screw is monitored, is the key technology of urgent need to resolve
Problem.
It should be noted that above to the introduction of technical background be intended merely to it is convenient to the technical solution of the application carry out it is clear,
Complete explanation, and facilitate the understanding of those skilled in the art and illustrate.Cannot merely because these schemes the application's
Background technology part is expounded and thinks that above-mentioned technical proposal is known to those skilled in the art.
Utility model content
The purpose of the embodiment of the present application is to provide a kind of pumping unit tailing axle screw monitoring system, to realize to pumping unit tailing axle
State when screw cracks is monitored.
In order to solve the above technical problems, a kind of pumping unit tailing axle screw monitoring system of the embodiment of the present application offer is such reality
Existing：
A kind of pumping unit tailing axle screw monitoring system, including：It is tailing axle screw, at least one pressure sensor, at least one
Spring, support member and data sink；
The tailing axle screw includes cap nut and lead screw, and the tailing axle screw to pumping unit tailing axle for being fixed company
It connects；
The target detection position on the cap nut is arranged in the pressure sensor, for detecting the target detection position
Set the pressure at place；Wherein, the target detection position indicates the side of the cap nut being fixedly connected with the lead screw
Nominative testing position on surface；
The spring is arranged in the lower section of the pressure sensor, and is connect with the lower end of the pressure sensor；
The support member is arranged below the spring, is used to support the spring；In the tailing axle screw tightening,
The cap nut reduces at a distance from the support member, and the spring is compressed, so that the pressure sensor is by institute
The pressure effect generated after spring-compressed is stated, and measures corresponding initial pressure data；When the tailing axle screw is in the shape tightened
Cracked or when wrecking under state, the pressure sensor is for measuring corresponding current pressure data；
The data sink is arranged on the ground, the initial pressure sent for receiving and showing the pressure sensor
Force data and current pressure data.
In preferred embodiment, the pressure sensor and the spring are arranged in a one-to-one correspondence.
In preferred embodiment, the support member includes tablet, and through-hole is provided in the middle part of the tablet；Wherein, the tablet
Through-hole radius be more than the lead screw radius；When being fixedly connected to the pumping unit tailing axle, the tailing axle spiral shell
Silk passes through the through-hole.
In preferred embodiment, the pressure sensor and the data sink are using wired data transfer mode or wirelessly
Transmission mode connects.
In preferred embodiment, the data sink includes：Data reception module and data disaply moudle；The data connect
It receives module and is used to receive the initial pressure data and current pressure data that the pressure sensor is sent；The data disaply moudle
For showing the initial pressure data and the current pressure data.
In preferred embodiment, the data sink further includes：Data processing module；The data processing module is used for root
According to preset pressure change threshold, the initial pressure data and the current pressure data, the tailing axle screw is monitored.
In preferred embodiment, the data processing module is used for according to the initial pressure data and the current pressure number
According to determining change value of pressure, and according to the pressure change threshold value, judge whether the change value of pressure is normal, when the pressure
When power changing value is abnormal, send out that there is a situation where crackle or the warning informations to wreck for characterizing the tailing axle screw.
In preferred embodiment, the value range of the pressure change threshold value includes 10 percentages 15 of the initial pressure data
Percentage.
In preferred embodiment, the system also includes：Containment envelope；
The containment envelope is arranged below the support member, and the containment envelope includes circular bottom plate, Yi Jiyu
The integrally formed cylindrical ring body of the bottom plate；Wherein, it is provided with through-hole in the middle part of the bottom plate, the radius of the through-hole of the bottom plate is big
In the radius of the lead screw；The internal diameter of the cylindrical ring body is more than the radius of the cap nut；When to the pumping unit tailing axle
When being fixedly connected, the tailing axle screw passes through the through-hole of the bottom plate.
In preferred embodiment, the support member is the gasket being arranged in the one side in the bottom plate towards the spring.
Therefore pumping unit tailing axle screw monitoring system provided by the utility model, pressure sensor are arranged in screw
Target detection position on cap；Spring is arranged in the lower section of pressure sensor, and is connect with the lower end of pressure sensor；Support portion
Part is arranged below spring, is used to support spring；In tailing axle screw tightening, cap nut reduces at a distance from support member, bullet
Spring is compressed, so that pressure sensor is acted on by the pressure generated after spring-compressed, and measures corresponding initial pressure number
According to；When tailing axle screw is cracked or when wrecking in the state of tightening, corresponding current pressure is measured by pressure sensor
Data, and initial pressure data and current pressure data are sent to the data sink of setting on the ground, finally, in number
According to initial pressure data and current pressure data is shown in reception device, so that patrol officer has found that tailing axle screw just produces in time
The case where giving birth to crackle or wrecking avoids pumping unit from stopping the generation of pumping accident.
With reference to following description and accompanying drawings, the particular implementation of the application is disclosed in detail, specifies the original of the application
Reason can be in a manner of adopted.It should be understood that presently filed embodiment is not so limited in range.In appended power
In the range of the spirit and terms that profit requires, presently filed embodiment includes many changes, modifications and is equal.
The feature for describing and/or showing for a kind of embodiment can be in a manner of same or similar one or more
It is used in a other embodiment, it is combined with the feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when being used herein, but simultaneously
It is not excluded for the presence or additional of one or more other features, one integral piece, step or component.
Description of the drawings
Included attached drawing is used for providing being further understood from the application embodiment, and which constitute the one of specification
The principle of the application for illustrating presently filed embodiment, and with verbal description is come together to illustrate in part.It should be evident that
The accompanying drawings in the following description is only some embodiments of the application, for those of ordinary skill in the art, is not being paid
Under the premise of going out creative labor, other drawings may also be obtained based on these drawings.In the accompanying drawings：
Fig. 1 is the composed structure schematic diagram of the pumping unit tailing axle screw monitoring system of the embodiment of the present application.
It is marked in figure：Tailing axle screw 1, pressure sensor 2, spring 3, support member 4, data sink 5, containment envelope
6。
Specific implementation mode
The embodiment of the present application provides a kind of pumping unit tailing axle screw monitoring system.
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The every other embodiment that technical staff is obtained without creative efforts should all belong to the application protection
Range.
Referring to Fig. 1, a kind of pumping unit tailing axle screw monitoring system provided by the embodiments of the present application, the pumping unit tailing axle
Screw monitoring system includes：Tailing axle screw 1, at least one pressure sensor 2, at least one spring 3, support member 4 and data
Reception device 5.The tailing axle screw 1 includes cap nut and lead screw, and the tailing axle screw 1 is for consolidating pumping unit tailing axle
Fixed connection；The target detection position on the cap nut is arranged in the pressure sensor 2, for detecting the target detection position
Set the pressure at place；Wherein, the target detection position indicates the side of the cap nut being fixedly connected with the lead screw
Nominative testing position on surface；The spring 3 is arranged in the lower section of the pressure sensor, and with the pressure sensor 2
Lower end connection；Specifically, the spring 3 may be used removably with the pressure sensor 2 and be attached；The branch
Support part part 4 is arranged below the spring 3, is used to support the spring 3；Specifically, the support member 4 can be fixed on pumping
On oil machine tailing axle；In the tailing axle screw tightening, the cap nut reduces at a distance from the support member 4, the spring 3
It is compressed, so that the pressure that the pressure sensor 2 generates after being compressed by the spring 3 acts on, and is measured corresponding first
Beginning pressure data；When the tailing axle screw is cracked or when wrecking in the state of tightening, the pressure sensor 2 is for surveying
Obtain corresponding current pressure data；The data sink 5 is arranged on the ground, for receiving and showing the pressure sensing
The initial pressure data and current pressure data that device 2 is sent.
In the present embodiment, the quantity of the pressure sensor 2 and the spring 3 can be one or more.It is described
Pressure sensor 2 and the spring 3 are arranged in a one-to-one correspondence.Specifically, when the quantity of the pressure sensor 2 and the spring 3
When being multiple, there are multiple nominative testing positions, the multiple nominative testing position can be with the screw on the cap nut
The axial direction of bar is that axial symmetry is distributed on the cap nut.
In the present embodiment, the support member 4 may include tablet.It can be provided with through-hole in the middle part of the tablet.
Wherein, the radius of the through-hole of the tablet is more than the radius of the lead screw, so that when consolidating to the pumping unit tailing axle
When connecting surely, the tailing axle screw 1 can pass through the through-hole.
In the present embodiment, wired data transfer may be used with the data sink 5 in the pressure sensor 2
Mode or wireless transmission method connection.Specifically, the wired data transfer mode can be cable transmission or optical fiber transmission etc..
The wireless transmission method can be wifi transmission, Bluetooth transmission, radio station's transmission etc..
In the present embodiment, the data sink 5 can specifically include：Data reception module and data show mould
Block；The data reception module is used to receive the initial pressure data and current pressure data that the pressure sensor is sent；Institute
Data disaply moudle is stated for showing the initial pressure data and the current pressure data.Specifically, when the pressure passes
When sensor 2 is attached with the data sink 5 using wired data transfer mode, the data reception module can be
Memory or sub-disk etc..When the pressure sensor 2 is attached with the data sink 5 using wireless transmission method
When, the data reception module can be antenna, Bluetooth chip etc..The data disaply moudle can be specifically display.
In the present embodiment, the data sink 5 can also include：Data processing module.The data processing
Module can be used for according to preset pressure change threshold, the initial pressure data and the current pressure data, described in monitoring
Tailing axle screw.Specifically, the data processing module can be used for according to the initial pressure data and the current pressure number
According to determining change value of pressure, and according to the pressure change threshold value, judge whether the change value of pressure is normal, when the pressure
When power changing value is abnormal, send out that there is a situation where crackle or the warning informations to wreck for characterizing the tailing axle screw.For example,
When the change value of pressure is greater than or equal to the pressure change threshold value, the data processing module can send out the alarm
Information follows up rapidly to remind patrol officer, and pumping unit is avoided to stop the generation of pumping accident.Wherein, the data
Processing module can be processor.
In the present embodiment, the value range of the pressure change threshold value may include the 10 of the initial pressure data
15 percentage of percentage.
In the present embodiment, when the quantity of the pressure sensor 2 and the spring 3 is multiple, when any one
When the change value of pressure that the pressure data that pressure sensor provides is embodied is greater than or equal to the pressure change threshold value, the number
The warning information is sent out according to processing module.
In the present embodiment, the pumping unit tailing axle screw monitoring system can also include：Containment envelope 6.It is described anti-
It protects outer cover 6 to be arranged below the support member, can specifically be fixed on pumping unit tailing axle.
In the present embodiment, the containment envelope 6 can specifically include circular bottom plate, and integrated with the bottom plate
The cylindrical ring body of forming.Wherein, through-hole is provided in the middle part of the bottom plate, the radius of the through-hole of the bottom plate is more than the lead screw
Radius；The internal diameter of the cylindrical ring body is more than the radius of the cap nut, so that when consolidating to the pumping unit tailing axle
When connecting surely, the tailing axle screw can pass through the through-hole of the bottom plate.In this way, by the containment envelope 6, it can be to described
Pressure sensor 2, the spring 3 and the support member 4 play protective action, to reduce the adverse circumstances such as rainwater to these portions
The damage of part.
In the present embodiment, when the pumping unit tailing axle screw monitoring system further includes containment envelope 6, the support
Component 4 can also be the gasket being arranged in the one side in the bottom plate towards the spring 3.
From the above mentioned, pumping unit tailing axle screw monitoring system embodiment provided by the utility model, pumping unit tailing axle screw
Monitoring system, the target detection position that pressure sensor is arranged on cap nut；Spring is arranged in the lower section of pressure sensor, and
It is connect with the lower end of pressure sensor；Support member is arranged below spring, is used to support spring；In tailing axle screw tightening,
Cap nut reduces at a distance from support member, and spring is compressed, so that pressure sensor is by the pressure generated after spring-compressed
Force effect, and measure corresponding initial pressure data；When tailing axle screw is cracked or when wrecking in the state of tightening, pass through
Pressure sensor measures corresponding current pressure data, and initial pressure data and current pressure data are sent to and are arranged on ground
Data sink on face finally shows initial pressure data and current pressure data on data sink, can be with
Directly according to preset pressure change threshold, initial pressure data and current pressure data, judges whether pressure change is normal, work as institute
State change value of pressure it is abnormal when, directly send out that there is a situation where crackle or the alarm signals to wreck for characterizing the tailing axle screw
Breath avoids pumping unit from stopping pumping accident hair so that patrol officer has found the case where tailing axle screw is just cracked or wrecked in time
It is raw.
Each embodiment in this specification is described in a progressive manner, identical similar between each embodiment
Just to refer each other for part, what each embodiment stressed is the difference with other embodiment.
Those skilled in the art are supplied to the purpose described to the description of the various embodiments of the application above.It is not
It is intended to exhaustive or is not intended to the application is limited to single disclosed embodiment.As described above, the application's is various
It substitutes and variation will be apparent for above-mentioned technology one of ordinary skill in the art.Therefore, although specifically begging for
Some alternative embodiments are discussed, but other embodiment will be apparent or those skilled in the art are opposite
It is easy to obtain.The application is intended to be included in all replacements, modification and the variation of the application that this has been crossed by discussion, and falls
Other embodiment in the spirit and scope of above-mentioned application.
Claims (10)
1. a kind of pumping unit tailing axle screw monitoring system, which is characterized in that including：Tailing axle screw, at least one pressure sensor,
At least one spring, support member and data sink；
The tailing axle screw includes cap nut and lead screw, and the tailing axle screw is for being fixedly connected pumping unit tailing axle；
The target detection position on the cap nut is arranged in the pressure sensor, for detecting at the target detection position
Pressure；Wherein, the target detection position indicates the surface for the side of the cap nut being fixedly connected with the lead screw
On nominative testing position；
The spring is arranged in the lower section of the pressure sensor, and is connect with the lower end of the pressure sensor；
The support member is arranged below the spring, is used to support the spring；It is described in the tailing axle screw tightening
Cap nut reduces at a distance from the support member, and the spring is compressed, so that the pressure sensor is by the bullet
The pressure effect generated after spring compression, and measure corresponding initial pressure data；When the tailing axle screw is in the state of tightening
Cracked or when wrecking, the pressure sensor is for measuring corresponding current pressure data；
The data sink is arranged on the ground, the initial pressure number sent for receiving and showing the pressure sensor
According to current pressure data.
2. system according to claim 1, which is characterized in that the pressure sensor and spring one-to-one correspondence are set
It sets.
3. system according to claim 1, which is characterized in that the support member includes tablet, is set in the middle part of the tablet
It is equipped with through-hole；Wherein, the radius of the through-hole of the tablet is more than the radius of the lead screw；It is carried out when to the pumping unit tailing axle
When being fixedly connected, the tailing axle screw passes through the through-hole.
4. system according to claim 1, which is characterized in that the pressure sensor is used with the data sink
Wired data transfer mode or wireless transmission method connection.
5. system according to claim 4, which is characterized in that the data sink includes：Data reception module and
Data disaply moudle；The data reception module is used to receive the initial pressure data that the pressure sensor is sent and current pressure
Force data；The data disaply moudle is for showing the initial pressure data and the current pressure data.
6. system according to claim 4, which is characterized in that the data sink further includes：Data processing module；
The data processing module is used for according to preset pressure change threshold, the initial pressure data and the current pressure data,
Monitor the tailing axle screw.
7. system according to claim 6, which is characterized in that the data processing module is used for according to the initial pressure
Data and the current pressure data determine change value of pressure, and according to the pressure change threshold value, judge the pressure change
Whether value is normal, when the change value of pressure is abnormal, sends out and occurs crackle for characterizing the tailing axle screw or wreck
The warning information of situation.
8. system according to claim 1, which is characterized in that the value range of the pressure change threshold value includes described first
10 percentage, 15 percentage of beginning pressure data.
9. system according to claim 1, which is characterized in that the system also includes：Containment envelope；
The containment envelope is arranged below the support member, and the containment envelope includes circular bottom plate, and with it is described
The integrally formed cylindrical ring body of bottom plate；Wherein, through-hole is provided in the middle part of the bottom plate, the radius of the through-hole of the bottom plate is more than institute
State the radius of lead screw；The internal diameter of the cylindrical ring body is more than the radius of the cap nut；It is carried out when to the pumping unit tailing axle
When being fixedly connected, the tailing axle screw passes through the through-hole of the bottom plate.
10. system according to claim 9, which is characterized in that the support member is for setting in the bottom plate towards institute
State the gasket in the one side of spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831337.2U CN207689060U (en) | 2017-12-25 | 2017-12-25 | Screw monitoring system for tail shaft of oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831337.2U CN207689060U (en) | 2017-12-25 | 2017-12-25 | Screw monitoring system for tail shaft of oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207689060U true CN207689060U (en) | 2018-08-03 |
Family
ID=62995122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721831337.2U Active CN207689060U (en) | 2017-12-25 | 2017-12-25 | Screw monitoring system for tail shaft of oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207689060U (en) |
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2017
- 2017-12-25 CN CN201721831337.2U patent/CN207689060U/en active Active
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