CN108825207A - A kind of pumping unit emulation evaluation system - Google Patents
A kind of pumping unit emulation evaluation system Download PDFInfo
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- CN108825207A CN108825207A CN201810644618.XA CN201810644618A CN108825207A CN 108825207 A CN108825207 A CN 108825207A CN 201810644618 A CN201810644618 A CN 201810644618A CN 108825207 A CN108825207 A CN 108825207A
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- pumping unit
- roller
- drawstring
- measured
- evaluation system
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- 238000005086 pumping Methods 0.000 title abstract description 78
- 238000011156 evaluation Methods 0.000 title abstract description 33
- 238000006073 displacement reaction Methods 0.000 abstract description 12
- 241001023788 Cyttus traversi Species 0.000 abstract description 8
- 230000007246 mechanism Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000003129 oil well Substances 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract description 5
- 238000011105 stabilization Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 15
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 12
- 239000003638 chemical reducing agent Substances 0.000 description 9
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 241000283074 Equus asinus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004088 simulation Methods 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
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
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)
- Geophysics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention provides a kind of pumping units to emulate evaluation system, including the drawstring of displacement sensor, one end for being fixed on by the load transducer on the horse head of pumping unit to be measured on load transducer, the walking beam for being mounted on pumping unit to be measured, and the drawstring tensioning apparatus below the driving mechanism for simulating pumping unit oil well load, and horse head for being mounted on pumping unit to be measured；The driving mechanism includes third roller and the driving motor group for driving the third roller to rotate；The other end of the drawstring is wrapped on the third roller after the tensioning of drawstring tensioning apparatus；The pumping unit emulation evaluation system further includes touch display screen, memory and controller.The efficiency detection that the program is suitable for beam pumping unit is used with evaluation, ensures stabilization and reliability that pumping unit emulation evaluation system uses to a certain extent.
Description
Technical field
The present invention relates to pumping unit assessment field, specifically a kind of pumping unit emulates evaluation system, is suitable for beam type and pumps
Efficiency detection and the evaluation of machine use.
Background technique
Pumping unit emulates evaluation system, i.e., the efficiency detection of pumping unit and evaluation analogue system include ground system and underground
System.It wherein, is the essential condition for completing pumping unit efficiency detection and evaluation to the reduction of pumping unit underground working.
And existing pumping unit emulates evaluation system, emulation assessment effect is relatively poor, and it is in the case where restoring rod-pumped well
When operating condition, often can there is a phenomenon where bracing wire slip roller, and then will affect to pumping unit efficiency detection with evaluation stabilization
Property and reliability, are unfavorable for the detection of oil-field oil pumper efficiency and going on smoothly for appraisal.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of pumping units to emulate evaluation system, is used for oil-field oil pumper
Emulation assessment.
In order to solve the above technical problems, the present invention provides a kind of pumping unit emulation evaluation system, including load transducer,
The displacement sensor on walking beam, one end for being mounted on pumping unit to be measured be used to be fixed on by the load transducer to
Survey pumping unit horse head on drawstring, and for simulate pumping unit oil well load driving mechanism, and for be mounted on to
Survey the drawstring tensioning apparatus below the horse head of pumping unit；
The driving mechanism includes third roller and the driving motor group for driving the third roller to rotate；The drawstring
The other end be wrapped on the third roller after the tensioning of drawstring tensioning apparatus；
The described pumping unit emulation evaluation system further includes touch display screen, memory and controller, wherein：
Touch display screen, for the information input and display of this system, including the given indicator card for inputting pumping unit to be measured
And for showing each indicator card involved in this system；
Memory, the data for this system store；
Controller, respectively with the touch display screen, memory, load transducer, displacement sensor and driving motor group phase
Even, the fortune of the driving motor group is controlled for the given indicator card based on the pumping unit to be measured inputted by touch display screen
Turn, and calculates currently showing for current pumping unit to be measured for the detected value based on the load transducer and displacement sensor received
Function figure is also used to control the display and storage of the given indicator card and above-mentioned calculated current indicator card of above-mentioned input.
Wherein, pumping unit emulation evaluation system further includes the practical function for acquiring pumping-unit motor to be measured in real time
The power sensor of rate, the power sensor are connected with the controller；
The current pumping to be measured that the controller is also used to the detected value based on power sensor and is inputted by touch display screen
The rated power of oil machine calculates the motor power (output) utilization rate of current motor of oil extractor to be measured, and for controlling above-mentioned calculating
The display and storage of motor power (output) utilization rate out.
Wherein, the quantity of the driving motor group is two, which is separately mounted to third roller
The both ends of drum shaft.
Wherein, the driving motor group includes speed reducer and load motor, the output shaft of the load motor with it is described
The input shaft of speed reducer is coaxially connected；The output shaft of the speed reducer and the respective end of the drum shaft of third roller are coaxially connected.
Wherein, the drawstring tensioning apparatus includes U-shaped mounting seat, be can be rotated between the two sidewalls of U-shaped mounting seat
Ground is equipped with the first roller, and the lower section of first roller is equipped with a drawstring strainer, and the drawstring strainer is located at U-shaped
Between the two sidewalls of mounting seat；
The drawstring strainer include with above-mentioned first roller second tin roller disposed in parallel, the drum shaft of second tin roller
Both ends are mounted on the bottom wall of U-shaped mounting seat each by vertical bar, and there are for being tensioned between second tin roller and the first roller
The gap of drawstring.
Wherein, the vertical bar is telescopic rod.
Wherein, the vertical bar includes the sleeve being vertically fixed on the bottom wall of U-shaped mounting seat and upper end for pacifying
The connecting rod of the dress second tin roller, the lower end of the connecting rod is slidably sleeved in sleeve；The sleeve is square along its length
It is equipped with the first elongate holes upwards, the lower end of the connecting rod is equipped with along its length to be made with the cooperation of above-mentioned first elongate holes
Fastening bolt is equipped in second elongate holes, the first elongate holes and the second elongate holes.
Wherein, the controller is electricly connected by frequency converter and the driving motor group.
Compared with the prior art, the advantages of the present invention are as follows：
(1) pumping unit of the present invention emulates evaluation system comprising for being tensioned the drawstring tensioning apparatus of drawstring, works as driving
When third roller rotates, drawstring tensioning apparatus is tensioned the drawstring, this is reduced to a certain extent is wrapped in the
Drawstring on three rollers slip away third roller the phenomenon that occurrence probability, and then can ensure to a certain extent of the present invention
The stabilization and reliability that pumping unit emulation evaluation system uses.
(2) pumping unit of the present invention emulates evaluation system, and the quantity of driving motor group is two, this two drivings
Motor group is separately mounted to the both ends of the drum shaft of the first roller, it is seen that present invention mould by the way of the load of double drive motor group
The load of quasi- pumping unit oil well, so as to expand to a certain extent pumping unit to be measured each to oil field model the scope of application,
And then the multifarious assessment demand of oil-field oil pumper model can be adapted to a certain extent.
(3) pumping unit of the present invention emulates evaluation system, further includes for acquiring pumping-unit motor to be measured in real time
Actual power power sensor, in use, power sensor can acquire the actual power of pumping unit to be measured, and energy in real time
Enough be sent to controller, detected value of the controller based on the power sensor received and pass through touch display screen input it is current
The rated power of pumping unit to be measured can calculate the power utilization of the motor of current pumping unit to be measured, and for controlling
The display and storage of above-mentioned calculated motor power (output) utilization rate, to complete to survey the power of motor of oil extractor to be measured
It comments.
It can be seen that compared with prior art, the present invention implementing with substantive distinguishing features outstanding and significant progress
Beneficial effect be also obvious.
Detailed description of the invention
Fig. 1 is the partial structural diagram for the specific embodiment 1 and 2 that pumping unit of the present invention emulates evaluation system.
Fig. 2 is the position connection relationship structural schematic diagram of the first roller, each decelerating motor and load motor shown in Fig. 1.
Fig. 3 is that pumping unit of the present invention emulates drawstring tensioning apparatus described in the specific embodiment 2 of evaluation system
Structural schematic diagram.
Fig. 4 is the structural schematic diagram of vertical bar shown in Fig. 3.
Fig. 5 is the electrical principle block diagram signal for the specific embodiment 1 and 2 that pumping unit of the present invention emulates evaluation system
Figure.
Wherein：1, displacement sensor, 2, drawstring, 3, load transducer, 4, touch display screen, 5, controller, 6, load electricity
Machine, 6.1, output shaft, 7, load motor, 7.1, output shaft, 8, third roller, 8.1, drum shaft, 9, pumping unit to be measured, 9.1, donkey
Head, 9.2, walking beam, 9.3, motor of oil extractor, 10, frequency converter, 11, memory, 12, drawstring tensioning apparatus, the 12.1, first rolling
Cylinder, 12.1.1, drum shaft, 12.2, U-shaped mounting seat, 12.2.1, side wall, 12.2.2, bottom wall, 12.3, second tin roller,
12.3.1, drum shaft, 12.4, vertical bar, 12.4.1, connecting rod, 12.4.1.1, bolt hole, 12.4.1.2, the second elongate holes,
12.4.2, sleeve, 12.4.2.1, the first elongate holes, 12.4.3, bolt, 13, power sensor, 14, decelerating motor, 15, subtract
Speed motor, 16, shaft coupling, 17, shaft coupling, 18, shaft coupling, 19, shaft coupling.
Specific embodiment
To keep technical solution of the present invention and advantage clearer, below in conjunction with attached drawing, to technical solution of the present invention
It is clearly and completely described.
Firstly the need of explanation, the noun of locality involved in the present invention is with the signal before Figure of description Fig. 1 rotation
On the basis of figure.It is further to note that the content that do not record in this specification, is those skilled in the art according to existing skill
The content that the literature record of art and this specification can be realized, for the structure for simplifying specification, this specification no longer carries out it
It repeats.
Specific embodiment 1：
Fig. 1,2 and 5 are a kind of specific embodiment that pumping unit of the present invention emulates evaluation system.Wherein, the oil pumping
Machine emulates the assessment that evaluation system is used for beam pumping unit.
In the present embodiment, pumping unit emulation evaluation system includes load transducer 3, for being mounted on oil pumping to be measured
Displacement sensor 1, one end on the walking beam 9.2 of machine 9 are used to be fixed on pumping unit 9 to be measured by the load transducer 3
Drawstring 2 on horse head 9.1, and the driving mechanism for simulating pumping unit oil well load, and for being mounted on oil pumping to be measured
The drawstring tensioning apparatus 12 of 9.1 lower section of horse head of machine 9.The driving mechanism include third roller 8 and for drive this
The driving motor group of three rollers 8 rotation；The other end of the drawstring 2 is wrapped in described the after the tensioning of drawstring tensioning apparatus 12
On three rollers 8.The pumping unit emulation evaluation system further includes touch display screen 4, memory 11 and controller 5.Described
Touch display screen 4, for the information input and display of this system, including the given indicator card for inputting pumping unit 9 to be measured with
And for showing each indicator card involved in this system.The memory 11, the data for this system store.Described
Controller 5, respectively with the touch display screen 4, memory 11, load transducer 3, displacement sensor 1 and driving motor group
It is connected, controls the driving motor group for the given indicator card based on the pumping unit to be measured 9 inputted by touch display screen 4
Operating, and current pumping unit 9 to be measured is calculated for the detected value based on the load transducer 3 and displacement sensor 1 received
Current indicator card, is also used to control the display of the given indicator card and above-mentioned calculated current indicator card of above-mentioned input and deposits
Storage.Wherein, the controller 5 uses PLC controller.The controller 5 passes through frequency converter 10 and the driving motor
Group electricly connects.Before use, its displacement sensor 1 is mounted on the walking beam 9.2 of pumping unit 9 to be measured and leads to its drawstring 2
It crosses load transducer 3 to be mounted on the horse head of pumping unit 9 to be measured, it is ensured that the above-mentioned horse head 9.1 that is located at of drawstring 2 is filled with drawstring tensioning
Set the straightened portion distribution between 12.In use, starting the motor of oil extractor 9.3 of current pumping unit 9 to be measured, pass through touching later
It touches display screen 4 and inputs the given indicator card of current pumping unit 9 to be measured to controller 5, controller 5 receives the given of the input and shows function
The operating for scheming and controlling based on the indicator card received by frequency converter 10 the driving motor group, to pass through driving motor
The operating simulation pumping unit oil well load of group, in loading procedure, the load transducer 3 can real-time detection to for simulating
Pumping unit oil well load driving mechanism generate load resistance and be sent to controller 5, displacement sensor 1 being capable of real-time detection
To the walking beam 9.2 of pumping unit 9 to be measured displacement and be sent to controller 5, controller 5 be based on received load transducer 3
It calculates the current indicator card of current pumping unit 9 to be measured in real time with the detected value of displacement sensor 1, and can be calculated resulting
Current indicator card and received given indicator card are shown by touch display screen, are finally completed to pumping unit to be measured
The assessment of 9 indicator cards.
Pumping unit of the present invention emulates evaluation system comprising for being tensioned the drawstring tensioning apparatus 12 of drawstring, when
When third roller 12.1 being driven to rotate, drawstring tensioning apparatus 12 is tensioned the drawstring 2, thus to a certain extent really
It has protected on the part between drawstring tensioning apparatus 12 and roller 8 of drawstring 2 and has remained certain tension, this is certain
Reduced in degree the drawstring being wrapped on third roller slip away third roller 12.1 the phenomenon that occurrence probability, and then can be
Ensure stabilization and reliability that pumping unit emulation evaluation system of the present invention uses to a certain extent.
In the present embodiment, pumping unit emulation evaluation system further includes for acquiring pumping unit 9 to be measured in real time
The power sensor 13 of the actual power of motor, the power sensor 13 are connected with the controller 5.Wherein, described
The current pumping unit 9 to be measured that is also used to the detected value based on power sensor 13 and is inputted by touch display screen 4 of controller 5
Rated power, calculate the motor power (output) utilization rate of current 9 motor of pumping unit to be measured, and above-mentioned calculated for controlling
The display and storage of motor power (output) utilization rate.In use, power sensor 13 can acquire the reality of pumping unit 9 to be measured in real time
Power, and controller 5 can be sent to, detected value of the controller 5 based on the power sensor 13 received and aobvious by touching
The rated power of the current pumping unit 9 to be measured of display screen input can calculate the motor power (output) of current 9 motor of pumping unit to be measured
Utilization rate, and display and storage for controlling above-mentioned calculated motor power (output) utilization rate, to complete to oil pumping to be measured
The power of 9 motor of machine is tested and assessed.
In addition, in the present embodiment, the quantity of the driving motor group is two, which pacifies respectively
Mounted in the both ends of the drum shaft of third roller 8, it is seen that the present invention simulates oil pumping machine oil by the way of the load of double drive motor group
The load of well to expand the model scope of application to pumping unit 9 to be measured to a certain extent, and then is fitted to a certain extent
Answer the multifarious assessment demand of oil-field oil pumper model.Specifically, each driving motor group includes speed reducer 14, speed reducer
15, load motor 6 and load motor 7, wherein the output shaft 6.1 of load motor 6 and the input shaft of speed reducer 14 pass through shaft coupling
The input shaft of 17 coaxially connected, load motor 7 output shafts 7.1 and speed reducer 15 is coaxially connected by shaft coupling 16.Third rolling
By the output shaft of shaft coupling 18 and speed reducer 15, the coaxially connected, other end passes through shaft coupling 19 for one end of the drum shaft 8.1 of cylinder 8
It is coaxially connected with the output shaft of speed reducer 14.
It is further to note that those skilled in the art can select any in the prior art use according to the habit of oneself
In the drawstring tensioning apparatus 12 of tensioning drawstring, make to ensure drawstring 2 to a certain extent under the premise of not influencing the movement of drawstring 2
The part between drawstring tensioning apparatus 12 and roller 8 on remain certain tension.
Specific embodiment 2：
Fig. 1-5 is another specific embodiment that pumping unit of the present invention emulates evaluation system.The specific embodiment with
Above-mentioned specific embodiment 1 is compared, the difference is that, drawstring tensioning apparatus 12 described in present embodiment includes U-shaped peace
Pedestal 12.2 is filled, is rotationally equipped with the first roller 12.1 between the two sidewalls 12.2.1 of U-shaped mounting seat 12.2, described first
The lower section of roller 12.1 is equipped with a drawstring strainer, and the drawstring strainer is located at the two sides of U-shaped mounting seat 12.2
Between wall 12.2.1；The drawstring strainer include with above-mentioned first roller 12.1 second tin roller 12.3 disposed in parallel,
The both ends of the drum shaft of second tin roller 12.3 are mounted on the bottom wall 12.2.2 of U-shaped mounting seat 12.2 each by vertical bar 12.4
On, there are the gaps for being tensioned drawstring 2 between second tin roller 12.3 and the first roller 12.1.The gap is for being tensioned drawstring 2.
In use, the corresponding portion of drawstring 2 is pressed to movement of first roller 12.1 without influencing drawstring by second tin roller 12.3.This
The use of drawstring strainer, it is ensured that second tin roller 12.3 and the first roller 12.1 have a tensioning pressure to drawstring 2 always, into
And it ensures remained one on the part between the drawstring strainer and roller 8 of drawstring 2 to a certain extent
Fixed tension, the third the roller 12.1 so that part being wrapped on third roller for reducing drawstring 2 to a certain extent is slipped away
The phenomenon that occurrence probability, and then ensure the stabilization that pumping unit of the present invention emulation evaluation system uses to a certain extent
With reliability.
To increase the convenience that the present invention uses, the vertical bar 12.4 is telescopic rod.Set flexible for vertical bar 12.4
Bar, convenient for the replacement and the big minor adjustment of tensile force of drawstring 2.Specifically, in the present embodiment, the vertical bar 12.4 includes hanging down
The sleeve 12.4.2 and upper end being directly fixed on the bottom wall 12.2.2 of U-shaped mounting seat 12.2 are used to install described second
The connecting rod 12.4.1 of roller 12.3, the lower end of the connecting rod 12.4.1 is slidably sleeved in sleeve 12.4.2；The sleeve
12.4.2 it is equipped with the first elongate holes 12.4.2.1 along its length, the lower end of the connecting rod 12.4.1 is along its length
It is equipped with the second elongate holes 12.4.1.2 being used cooperatively with above-mentioned first elongate holes 12.4.2.1, the first elongate holes
12.4.2.1 fastening bolt is equipped in the second elongate holes 12.4.1.2.In use, screwing off each fastening bolt, pass through first
Elongate holes 12.4.2.1 and the second elongate holes 12.4.1.2 adjusts the opposite position between connecting rod 12.4.1 and sleeve 12.4.2
Relationship is set, can reach tune respectively by fastening bolt fastening sleeve 12.4.2 and connecting rod 12.4.1 after adjusting later
Save the purpose of the length of vertical bar 12.4.Specifically, when shortening the length of vertical bar 12.4, second tin roller 12.3 and the first roller
The width in gap increases between 12.1, facilitates and drawstring 2 is passed through the gap, also facilitates and takes drawstring 2 from above-mentioned gap
It is replaced out.Structure is simple, easy to use.
In the present embodiment, bearing connection, the first roller between the second tin roller 12.3 and its drum shaft 12.3.1
Bearing connects between 12.1 and its drum shaft 12.1.1, and the first roller 12.1 can roll on its drum shaft 12.1.1, the second rolling
Cylinder 12.3 can roll on its drum shaft 12.3.1, and the both ends of drum shaft 12.3.1 are fixedly mounted on vertical bar each by bolt
12.4（The upper end of vertical bar 12.4 is equipped with the bolt hole 12.4.1.1 for installing drum shaft 12.3.1）Upper end, drum shaft
12.1.1 both ends are non-rotationally secured on the two sidewalls 12.2.1 of U-shaped mounting seat 12.2.In addition, those skilled in the art
Member can also select other kinds of roller in the prior art according to actual needs.
Embodiment of above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned implementation
Invention is explained in detail for mode, those skilled in the art should understand that：It still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are repaired
Change or replaces, the range for each embodiment technical solution of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of pumping unit emulates evaluation system, which is characterized in that including load transducer（3）, for being mounted on oil pumping to be measured
Machine（9）Walking beam（9.2）On displacement sensor（1）, one end be used for pass through the load transducer（3）It is fixed on pumping to be measured
Oil machine（9）Horse head（9.1）On drawstring（2）, and the driving mechanism for simulating pumping unit oil well load, and for pacifying
Mounted in pumping unit to be measured（9）Horse head（9.1）The drawstring tensioning apparatus of lower section（12）；
The driving mechanism includes third roller（8）And for driving the third roller（8）The driving motor group of rotation；Institute
State drawstring（2）The other end through drawstring tensioning apparatus（12）The third roller is wrapped in after tensioning（8）On；
The pumping unit emulation evaluation system further includes touch display screen（4）, memory（11）And controller（5）, wherein：
Touch display screen（4）, for the information input and display of this system, including for inputting pumping unit to be measured（9）It is given
Indicator card and for showing each indicator card involved in this system；
Memory（11）, for this system data store；
Controller（5）, respectively with the touch display screen（4）, memory（11）, load transducer（3）, displacement sensor
（1）And driving motor group is connected, and passes through touch display screen for being based on（4）The pumping unit to be measured of input（9）Given indicator card
The operating of the driving motor group is controlled, and for based on the load transducer received（3）And displacement sensor（1）Detection
Value calculates current pumping unit to be measured（9）Current indicator card, be also used to control above-mentioned input given indicator card and above-mentioned calculating
The display and storage of current indicator card out.
2. pumping unit according to claim 1 emulates evaluation system, it is characterised in that：The pumping unit emulation assessment system
System further includes for acquiring pumping unit to be measured in real time（9）The power sensor of the actual power of motor（13）, the power passes
Sensor（13）With the controller（5）It is connected；
The controller（5）It is also used to based on power sensor（13）Detected value and pass through touch display screen（4）Input
Current pumping unit to be measured（9）Rated power, calculate current pumping unit to be measured（9）The motor power (output) utilization rate of motor, and
For controlling the display and storage of above-mentioned calculated motor power (output) utilization rate.
3. pumping unit according to claim 1 or 2 emulates evaluation system, it is characterised in that：The number of the driving motor group
Amount is two, which is separately mounted to third roller（8）Drum shaft both ends.
4. pumping unit according to claim 3 emulates evaluation system, it is characterised in that：The driving motor group includes subtracting
Fast machine and load motor, the output shaft of the load motor and the input shaft of the speed reducer are coaxially connected；The speed reducer
Output shaft and third roller（8）Drum shaft respective end it is coaxially connected.
5. pumping unit according to claim 1 or 2 emulates evaluation system, it is characterised in that：The drawstring tensioning apparatus
（12）Including U-shaped mounting seat（12.2）, U-shaped mounting seat（12.2）Two sidewalls（12.2.1）Between rotationally equipped with the
One roller（12.1）, first roller（12.1）Lower section be equipped with a drawstring strainer, the drawstring strainer position
In U-shaped mounting seat（12.2）Two sidewalls（12.2.1）Between；
The drawstring strainer includes and above-mentioned first roller（12.1）Second tin roller disposed in parallel（12.3）, the second rolling
Cylinder（12.3）Drum shaft both ends each by vertical bar（12.4）It is mounted on U-shaped mounting seat（12.2）Bottom wall（12.2.2）
On, second tin roller（12.3）With the first roller（12.1）Between there are for being tensioned drawstring（2）Gap.
6. pumping unit according to claim 5 emulates evaluation system, it is characterised in that：The vertical bar（12.4）It is flexible
Bar.
7. pumping unit according to claim 6 emulates evaluation system, it is characterised in that：The vertical bar（12.4）Including hanging down
Directly it is fixed on U-shaped mounting seat（12.2）Bottom wall（12.2.2）On sleeve（12.4.2）And upper end is described for installing
Second tin roller（12.3）Connecting rod（12.4.1）, the connecting rod（12.4.1）Lower end be slidably sleeved on sleeve
（12.4.2）It is interior；The sleeve（12.4.2）It is equipped with the first elongate holes along its length（12.4.2.1）, the connecting rod
（12.4.1）Lower end along its length be equipped with and above-mentioned first elongate holes（12.4.2.1）Second be used cooperatively is long
Strip-shaped hole（12.4.1.2）, the first elongate holes（12.4.2.1）With the second elongate holes（12.4.1.2）Inside it is equipped with fastening spiral shell
Bolt.
8. pumping unit according to claim 1 or 2 emulates evaluation system, it is characterised in that：The controller（5）Pass through
Frequency converter（10）It is electricly connected with the driving motor group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644618.XA CN108825207B (en) | 2018-06-21 | 2018-06-21 | Pumping unit simulation evaluation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644618.XA CN108825207B (en) | 2018-06-21 | 2018-06-21 | Pumping unit simulation evaluation system |
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| CN108825207A true CN108825207A (en) | 2018-11-16 |
| CN108825207B CN108825207B (en) | 2023-05-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108825207B (en) | 2023-05-12 |
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