CN201000336Y - Oil pumping motor-pumped well plug-in mounting type load sensor - Google Patents
Oil pumping motor-pumped well plug-in mounting type load sensor Download PDFInfo
- Publication number
- CN201000336Y CN201000336Y CNU2007200177666U CN200720017766U CN201000336Y CN 201000336 Y CN201000336 Y CN 201000336Y CN U2007200177666 U CNU2007200177666 U CN U2007200177666U CN 200720017766 U CN200720017766 U CN 200720017766U CN 201000336 Y CN201000336 Y CN 201000336Y
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- China
- Prior art keywords
- rod
- pumped well
- elastic strain
- shell body
- load sensor
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- Expired - Fee Related
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Abstract
The utility model discloses a rod-pumped well plug-in type load sensor of the petroleum industry, which is used for the testing work of the indicator diagram of the rod-pumped well. The utility model comprises a two wire system output terminal, an integrated transforming template and an elastic strain gauge, wherein the two wire system output terminal is connected with the integrated transforming template through a transmission line, the sensor adopts an U-shaped casing body, the elastic strain gauge is respectively arranged on both sides of the U-shaped casing body, and a strain trough is arranged in the U-shaped casing body under the elastic strain gauge. The utility model has the advantages that the installation is convenient, without disassembling a quadrate clip and an anti-taking off hat, and damaging a clip tile and a polished rod, and the space of the utility model can be inserted and be installed only if the rod-pumped well unloads the load. Because the load influence coming from the striking and vibrating is not caused in the process of the installment, the elastic strain gauge adopts an inset type installment, thereby the dropping off and the drifting of the elastic strain gauge can be avoided, and the enrollment data is more accurate.
Description
Technical field
The utility model belongs to the proving installation of petroleum industry rod-pumped well load-position diagram, and particularly a kind of rod-pumped well plug-in load sensor is used for the test job of rod-pumped well load-position diagram.
Background technology
Accurate, the admission in time of well information are important process in the field produces always.The load-position diagram of oil well is the underground pump work state of reflection, judges the whether figure of ordinary production of oil well.The accurate collection of load-position diagram is the important process in the data admission work.Making load-position diagram must have the load value of load sensor transmission oil pumper.Mostly the on-the-spot load sensor that uses in oil field is right cylinder, the irony structure, and the elastic strain sheet is attached to the right cylinder wall.There is following defective in the on-the-spot proof of using: 1, damage easily: because the field work environment is abominable, especially the humidity of air, temperature variation are big, and salt air corrosion is serious etc., and the elastic strain sheet very easily damages and drifts about, and the data of admission often error are very big.2, difficult installation and removal: because right cylinder will be enclosed within on the polished rod, need unloading to win the load of oil pumper, will raise one's hat with anti-by the side's of dismounting clamp simultaneously, what have does not also tear open not get off, two horse head oil pumper hair plaits are beaten easily and are turned round, and become twisted shape, and installing especially wastes time and energy.3, operation is dangerous: long 2 to 3 meters of the oil well polished rod that has, and unloading back staff climbs up and climbs down very dangerously, and the side's of taking off clamp also hurts the staff of underground cooperation easily in the unloading process; The oil pumper of brake failure also causes personal injury easily.4, serious consumptive material:, cause the well of lying because square clamp is played the shaky polished rod that makes easily and come off.The slips sheet that fixing square clamp is used is dismantled twice back and just can not have been used, and the polished rod of oil pumper repeatedly the side's of beating clamp damaged by the influence of shearing force.5, influence oil well output: the replacing load sensor need unload and stop well, will influence oil well output, and long more influence of time is just many more.Even have contain sand or the content of wax or heavy crude well, stop the well time may can't afford to drive once long.
Summary of the invention
Task of the present utility model provides a kind of rod-pumped well plug-in load sensor, overcomes the defective of prior art, makes load sensor be convenient to installation and removal.The mounting means of change of load sensor sleeve on the rod-pumped well polished rod guarantees operating personnel's personal safety, guarantees that also the equipment of rod-pumped well is injury-free simultaneously.
The present technique solution can reach above-mentioned purpose: a kind of rod-pumped well plug-in load sensor comprises two-wire system lead-out terminal, integrated conversion module and elastic strain sheet, and the two-wire system lead-out terminal is connected by transmission line with integrated conversion module.This sensor is a U shell body, and the elastic strain sheet is installed in the both sides of U shell body respectively, and U shell body is provided with the strain groove below the elastic strain sheet.
The utility model is compared with existing right cylinder load sensor and had the following advantages: 1, durable and data are accurate: material is selected the strong stainless steel of resistance to corrosion for use, guarantees serviceable life.Owing to remove and install conveniently, do not had beaing in the installation process and vibrated effects of load, the elastic strain sheet adopts inset type to install, and has avoided coming off and drifting about, and the data of admission are more accurate.2, changed mounting means, easy and safe to operate.Fix after load is reserved the installing space insertion as long as lay down.Because do not need the side's of dismounting clamp and anti-raising one's hat, the installation site is lower again, even brake failure also is difficult for the injury staff in the operating process, safety coefficient improves greatly.3, can not stop well and check load sensor.4, the outer consumptive material of amount not.The side's of dismounting clamp can not damage slips sheet and polished rod.5, minimizing stops the well time, and is applied widely.The staff who works good only needs time a few minutes just can load onto the utility model.Less to the oil well output influence, can both install the oil well of shake out serious or serious wax deposition or viscous crude.
Description of drawings
Accompanying drawing 1 is the front view of the utility model structural representation.
Accompanying drawing 2 is the vertical view of the utility model structural representation.
Embodiment
Below in conjunction with embodiment the utility model is done further detailed description: referring to attached Fig. 1 and 2, a kind of rod-pumped well plug-in load sensor, comprise two-wire system lead-out terminal 1, integrated conversion module 2 and elastic strain sheet 5, two-wire system lead-out terminal 1 is connected by transmission line 9 with integrated conversion module 2.This sensor is a U shell body, and elastic strain sheet 5 is installed in the both sides of U shell body respectively, and U shell body is provided with strain groove 6 below elastic strain sheet 5.It is protruding 3 that upper surface, U shell body both sides is provided with strain, is respectively equipped with foil gauge mounting hole 7 in the both sides of strain protruding 3; Be provided with the foil gauge that is communicated with foil gauge mounting hole 7 in the below of strain protruding 3 U shell body passage be installed, in shooting property foil gauge 5.Elastic strain sheet 5 can insert from foil gauge mounting hole 7, slowly inlays into foil gauge and installs in the passage.Integrated conversion module 2 and two-wire system lead-out terminal 1 are installed in the binding end of U shell body, are provided with the connected pore channel of strain transmission line 8 in the U shell body, by strain transmission line 8 elastic strain sheet 5 are connected with integrated conversion module 2.The end of U shell body both sides is provided with fixed bolt hole 4, in order to the utility model is fixed on the polished rod of oil pumper.U shell body both sides respectively have strain protruding 3, and strain groove 6 is respectively arranged one, and an elastic strain sheet 5 is respectively arranged, elastic strain sheet 5 by the foil gauge between the mounting hole 7 install passage be set in strain protruding 3 below.When oil pumper ran well, strain protruding 3 was subjected to bearing pressure, and pressure is passed down.Because the centre has strain groove 6 one, and deformation certainly will take place, corresponding deformation also takes place in elastic strain sheet 5.Strain transmission line 8 passes to integrated conversion module 2 to the subtle change of this deformation again, integrated conversion module 2 is transported to collection main frame from two-wire system lead-out terminal 1 by signal transmssion line through the electric current with 4～20mA after the processing and amplifying with it, gathers main frame and by wireless transmission method data transmission is come out.
During on-the-spot the use, the oil well of automatization controlling device has been installed, this device can be installed in aboveground always, at any time the wireless transmission load-position diagram.During installation, a side that earlier signal transmssion line is fixed on a special use has on the fixation steel plate of semicircle opening, oil pumper unloading then.Allow poliched rod eye and square clamp vacate installing space, the opening of fixation steel plate is inserted hung on the polished rod again.The U shell body of this device is inserted on the polished rod, places on the fixation steel plate.Installing with fixing in the bolt insertion fixed bolt hole 4, adjust the carrying position of this device at last, slowly releasing of brake makes this device and fixation steel plate be able to eat load again, connects signal transmssion line and starts oil pumper.The oil well that automatization controlling device is not installed need not install and fix the fixation steel plate that signal transmssion line is used, and when enrolling load-position diagram, can test as long as the collection main frame is worn the bolt-type signal transmssion line at every turn.
Two-wire system lead-out terminal 1 adopts instant-plugging, can separate at any time with signal transmssion line.During site inspection duty of the present utility model, the signal transmssion line that can connect a band plug separately directly provides the 24v out-put supply to carry out the load sensor inspection by gathering main frame, does not need to stop well.
Claims (5)
1, a kind of rod-pumped well plug-in load sensor, comprise two-wire system lead-out terminal (1), integrated conversion module (2) and elastic strain sheet (5), two-wire system lead-out terminal (1) is connected by transmission line (9) with integrated conversion module (2), it is characterized in that this sensor is a U shell body, elastic strain sheet (5) is installed in the both sides of U shell body respectively, and U shell body is provided with strain groove (6) in elastic strain sheet (5) below.
2, a kind of rod-pumped well plug-in load sensor according to claim 1 is characterized in that upper surface, U shell body both sides is provided with strain protruding (3), is respectively equipped with foil gauge mounting hole (7) in the both sides of strain protruding (3); Be provided with the foil gauge that is communicated with foil gauge mounting hole (7) in the below of strain protruding (3) U shell body passage be installed, in shooting property foil gauge (5).
3, a kind of rod-pumped well plug-in load sensor according to claim 1, it is characterized in that integrated conversion module (2) and two-wire system lead-out terminal (1) are installed in the binding end of U shell body, are connected elastic strain sheet (5) by strain transmission line (8) with integrated conversion module (2).
4, a kind of rod-pumped well plug-in load sensor according to claim 3 is characterized in that being provided with in the U shell body connected pore channel of strain transmission line (8).
5, a kind of rod-pumped well plug-in load sensor according to claim 1 is characterized in that the end of U shell body both sides is provided with fixed bolt hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200177666U CN201000336Y (en) | 2007-01-25 | 2007-01-25 | Oil pumping motor-pumped well plug-in mounting type load sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200177666U CN201000336Y (en) | 2007-01-25 | 2007-01-25 | Oil pumping motor-pumped well plug-in mounting type load sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201000336Y true CN201000336Y (en) | 2008-01-02 |
Family
ID=39014740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200177666U Expired - Fee Related CN201000336Y (en) | 2007-01-25 | 2007-01-25 | Oil pumping motor-pumped well plug-in mounting type load sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201000336Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091021A (en) * | 2011-11-07 | 2013-05-08 | 中国葛洲坝集团机械船舶有限公司 | B7 bolt load monitoring device of hydraulic automatic jumping formwork |
-
2007
- 2007-01-25 CN CNU2007200177666U patent/CN201000336Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091021A (en) * | 2011-11-07 | 2013-05-08 | 中国葛洲坝集团机械船舶有限公司 | B7 bolt load monitoring device of hydraulic automatic jumping formwork |
| CN103091021B (en) * | 2011-11-07 | 2016-04-20 | 葛洲坝机械工业有限公司 | Device used for monitoring load of B 7 bolt in hydraulic automatic jumping formwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080102 Termination date: 20100225 |