CN201521429U - Screw pump driving head performance detection testing device - Google Patents
Screw pump driving head performance detection testing device Download PDFInfo
- Publication number
- CN201521429U CN201521429U CN2009201745872U CN200920174587U CN201521429U CN 201521429 U CN201521429 U CN 201521429U CN 2009201745872 U CN2009201745872 U CN 2009201745872U CN 200920174587 U CN200920174587 U CN 200920174587U CN 201521429 U CN201521429 U CN 201521429U
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- driving head
- screw pump
- hollow shaft
- polished rod
- pump driving
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Abstract
Disclosed is a screw pump driving head performance detection testing device which mainly solves the problems that an existing screw pump driving head detecting device can only conduct simple test, and has a narrow test range and few functions. The screw pump driving head performance detection testing device is characterized in that a hollow shaft (3) is connected outside a lower polish rod (2) of a driving head (1); the hollow shaft (3) is connected onto a support through a bearing support (4); a rope (5) coiled outside the hollow shaft (3) is connected with a counterweight block (8) through a guide wheel (6) and an upper pulley (7) of a supporting rod; a touch limit switch (9) is arranged on the supporting rod; and a clutch (10) capable of being combined with the hollow shaft (3) is arranged below the hollow shaft (3). The screw pump driving head performance detection testing device has the advantages of wide test range and multifunction.
Description
Technical field:
The utility model relates to oil recovery field, oil field screw pump driving head used testing apparatus, especially screw pump driving head performance detection tester.
Background technique:
Along with Oilfield developing, technology constantly develops, and screw pump oil production is as a kind of novel effective lifting crude oil process engineering, and its application is extensive day by day.Along with the large-area applications of screw pump unit, more and more stricter to the requirements such as reliability, environmental protection and noise of driving head anti-reverse mechanism in the oil field.Therefore, we must improve the detection level of driving head, for the development and the test job of screw pump driving head provides scientific basis.And existing screw pump driving head detection facility can only carry out simple test to basic parameters such as power, rotating speed, pressure, the scope of test is little, function is few, and can't test parameters such as driving head reverse-rotation preventing function and counter-rotating period of braking, and every index detection can't be carried out especially at driving head under the turn around condition.
The model utility content:
Can only simple test in order to solve existing screw pump driving head detection facility, the problem that scope is little, function is few of test, the utility model provides a kind of screw pump driving head performance detection tester, the characteristics that the scope that this screw pump driving head performance detection tester has test is wide, function is many.
The technical solution of the utility model is: this screw pump driving head performance detection tester comprises driving head, polished rod is externally connected with hollow shaft under the driving head, hollow shaft is connected on the support by bearing support, hollow shaft has curled up rope outward, rope is connected with balancing weight by upper saw pulley and pole top sheave, the shake-up limit switch is arranged on the pole, the clutch that can combine with it is arranged under hollow shaft.
Balancing weight lower end side in the such scheme is equipped with phototimer; On the polished rod of hollow shaft upper end polished rod assembly seat is arranged, be connected with polished rod on the polished rod assembly seat inner bearing, polished rod assembly seat upper end is connected with hydraulic jack, and the hydraulic jack hollow plunger links to each other with polished rod, and hydraulic jack is connected with hydraulic station, and hydraulic station is controlled by operating console; The hydraulic jack upper end is connected with the packing_seal box of sealing polished rod, and packing_seal box inner chamber is connected with hydraulic station by pipeline, and the packing_seal box is connected with driving head; The clutch lower end is connected with retarder, and retarder is connected with electric eddy current dynamometer, and electric eddy current dynamometer links to each other with operating console.
The utlity model has following beneficial effect: this screw pump driving head performance detection tester is realized the motive sealing test function because the structure that adopts packing_seal box epicoele and flowing hole to be connected with hydraulic station by pipeline is formed the motive sealing test system.Owing to adopt hollow plunger hydraulic cylinder, polished rod assembly seat to form the axial force loading system, the axial force loading system adopts the hydraulic jack load mode to realize that hydraulic jack movement of cylinder block mode realizes loading test function again.Again owing to adopt hollow shaft, the bearing support hollow shaft has curled up rope outward, upper saw pulley, pulley, balancing weight, vibration damping equipment, phototimer, clutch, shake-up limit switch are formed the counter-rotating test system, and the counter-rotating test system adopts the counterweight load mode to realize, realize the counter-rotating braking performance test.The counter-rotating timekeeping system adopts the phototimer mode to realize, can quantize the anti-reverse period of braking of driving head.Adopt the twin-stage limit switch, avoid causing the counterweight uncontrolled movements because of limit switch loses efficacy.Adopting damping device to reduce counterweight falls the testing ground is impacted.Last owing to adopt retarder and electric eddy current dynamometer to form torque loading system, torque loading system adopts the electric eddy current dynamometer load mode to realize, by 1: 8.69 retarder the power measurer output torque is amplified, realize maximum 4,000 thousand Ns of rice moments of torsion control, realize the torsion-testing function.Final this screw pump driving head performance detection tester is by the counter-rotating test system, the axial force loading system, torque loading system, the motive sealing test system, control system and bearing table six big systems, can realize the fast detecting of the every detection index of driving head, with former can only be to power, rotating speed, basic parameters such as pressure carry out simple test, expand to the counter-rotating braking ability, power, efficient, rotating speed, moment of torsion, axial force, every index such as sealability and operational noise is tested, provide scientific basis for estimating screw pump driving head performance, and it is many to have a test parameter, easy and simple to handle, workload is little, the efficient height, advantages such as economic and practical is good.The characteristics that the scope of this screw pump driving head performance detection tester with test is wide thus, function is many.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is structural representations of the utility model axial force loading system;
Accompanying drawing 3 is structural representations of the utility model motive sealing test system.
1-driving head among the figure, 2-polished rod, 3-hollow shaft, the 4-bearing support, 5-rope, 6-upper saw pulley, the 7-pulley, the 8-balancing weight, 9-touches limit switch, the 10-clutch, 11-phototimer, 12-polished rod assembly seat, the 13-hydraulic jack, 14-hydraulic station, 15-packing_seal box, the 16-retarder, the 17-electric eddy current dynamometer.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
By shown in Figure 1, this screw pump driving head performance detection tester comprises driving head 1, and driving head 1 places truss structure to detect on the test-bed, adopt truss structure to detect test-bed and reduce two-stage support amount of deflection, thus the stationarity that helps turning round.1 time polished rod of driving head, the 2 outer packing_seal boxes 15 that are connected with the sealing polished rod by flange and bolt, be separated with epicoele and cavity of resorption by the dividing plate branch in the packing_seal box 15, dividing plate has and the extraneous flowing hole that communicates, packing_seal box 15 epicoeles and flowing hole are connected with hydraulic station 14 by pipeline, be equipped with the packing seat on packing_seal box 15 internal partitions, packing seat and polished rod 2 are filled with packing, packing seat upper end is connected with the pressure cap of compacting packing, the motive sealing test system adopts hydraulic power unit 14 pressurizations to realize, the structure that adopts packing_seal box 15 epicoeles and flowing hole to be connected with hydraulic station 14 by pipeline, realize the motive sealing test function, can realize full test pressure 5 MPas, as small amount of leakage takes place, and reveal hydraulic oil and enter cavity of resorption bearing seal chamber by hydraulic jack 13 box type pistons and 2 spaces of polished rod, realize that carrier bearing is lubricated.15 times polished rods of packing_seal box are equipped with hydraulic jack 13 outward, the plunger of hydraulic jack 13 is hollow, polished rod 2 passes through thus, hydraulic jack 13 is connected with polished rod assembly seat 12 by bolt, the short circuit that connects polished rod is arranged in the polished rod assembly seat 12, be equipped with self-aligning thrust roller bearing on the short circuit boss, self-aligning thrust roller bearing is connected in the polished rod assembly seat 12, the short circuit upper and lower end is connected with polished rod 2, upper end polished rod 2 is connected with driving head 1 by hydraulic jack 13 hollow plungers, hydraulic jack 13 is connected with hydraulic station 14, hydraulic station 14 is controlled by operating console, the axial force loading system adopts hydraulic jack 13 load modes to realize, hydraulic jack 13 adopts box type piston to fix, and hydraulic jack 13 movement of cylinder block modes realize loading test function, adopt self-aligning thrust roller bearing to transmit axial force, Bearing Installation is on the polished rod 2 of band boss structure, and polished rod 2 lower contacts and coupling adopt rectangular spline to connect, the displacement when compensation hydraulic jack 13 loads.The polished rod 2 of short circuit lower end is externally connected with hollow shaft 3, hollow shaft 3 is connected on the support by bearing support 4, the hollow shaft 3 outer ropes 5 that curled up, rope 5 links to each other with balancing weight 8 by the pulley 7 on upper saw pulley 6 and the pole, there is vibration damping equipment balancing weight 8 lower ends, balancing weight 8 lower end side are equipped with phototimer 11, be connected with clutch 10 by rectangular spline outside the hollow shaft 3 lower end polished rods 2, be fixed with on the pole and touch limit switch 9, pole pulley 7 outer spindle noses are connected with arbor wheel, have curled up wire rope on the arbor wheel, have on the wire rope to touch the collision block that limit switch 9 collides with twin-stage, the counter-rotating test system adopts the counterweight load mode to realize, upwards promote clutch 10, it is combined with hollow shaft 3, counterweight 8 positions are raise by driving head 1 motor, when counterweight 8 rises to needed height, touch limit switch 9, driving head 1 outage, counterweight 8 drives hollow shaft 3 counter-rotatings under the effect of gravity, and then drive polished rod 2 counter-rotatings, realize the counter-rotating braking performance test.Anti-reverse timekeeping system adopts phototimer 11 modes to realize, can quantize the anti-reverse period of braking of driving head.Adopt twin-stage limit switch 9, avoid causing counterweight 8 uncontrolled movements because of limit switch 9 loses efficacy.Adopting damping device to reduce counterweight falls the testing ground is impacted.Clutch 10 lower ends are connected with retarder 16 by coupling, retarder 16 right-hand members are connected with electric eddy current dynamometer 17 by coupling, electric eddy current dynamometer 17 links to each other with operating console, form torque loading system by retarder 16 and electric eddy current dynamometer 17, torque loading system adopts electric eddy current dynamometer 17 load modes to realize, by 1: 8.69 retarder 16 the power measurer output torque is amplified, realize maximum 4,000 thousand Ns of rice moments of torsion control, realize the torsion-testing function.
During actual the use, load and the moment of torsion loading result to motive sealing test, axial force by instrument to collect on the viewing console.By observing balancing weight 8 falling states, learn the counter-rotating braking ability, by observing phototimer 11 counter-rotating period of braking.
In sum, this screw pump driving head performance detection tester integrates technology such as machinery, electronics, hydraulic pressure, automatic control, to test screw pump driving head wide accommodation, test parameter is complete, directly perceived, accurate, efficient is high, manpower and materials have been saved greatly, have applicability and Economy preferably, be easy to extensive employing.
This screw pump driving head performance detection testing device has following characteristics:
1, simple to operate: as directly to hang onto driving head to be detected 1 on the test-bed, be fixed on the test-bed by the well head attachment bolt, select instrument range, set hydraulic power unit two-way outlet pressure, just can carry out the automatic test of driving head 1 property indices.
2, the test index scope is big, controllability is good: can be according to dissimilar and driving head model, set different reverse rotating brake performances, power, efficient, rotating speed, moment of torsion, axial force, sealing property and work noise indices, provide scientific basis for estimating the screw pump drive head performance. Power, torque test specification are times of existing driving head means of testing, and the existing testing arrangement of movable sealing test pressure improves 2 MPas.
3, the detection index is complete, and intuitive is good: can carry out the correlated performance index and detect according to dissimilar driving head 1, increase driving head 1 reverse rotating brake Performance Detection, and can quantize novel driving head 1 braking time. Testing result can be gathered and output automatically by instrumentation.
4, safety is high, and good reliability: motor has been set the defencive functions such as overload, overvoltage, hypervelocity by Frequency Converter Control; Whole test-bed adopts truss structure, can realize the stressed inner neutralization of testing stand, and part is safe; Control system is provided with two-stage stopping means and emergency stop switch, and guarantee test is controlled in real time, avoids extreme case to take place.
5, the spacing employing hydraulic damping of counterweight mode guarantees that counterweight falls steadily, vibrates little.
Claims (5)
1. screw pump driving head performance detection tester, comprise driving head (1), it is characterized in that: driving head (1) polished rod (2) down is externally connected with hollow shaft (3), hollow shaft (3) is connected on the support by bearing support (4), the outer rope (5) that curled up of hollow shaft (3), rope (5) is connected with balancing weight (8) by upper saw pulley (6) and pole top sheave (7), and shake-up limit switch (9) is arranged on the pole, and the clutch (10) that can combine with it is arranged under hollow shaft (3).
2. screw pump driving head performance detection tester according to claim 1 is characterized in that: balancing weight (8) lower end side is equipped with phototimer (11).
3. screw pump driving head performance detection tester according to claim 1, it is characterized in that: on the polished rod of hollow shaft (3) upper end polished rod assembly seat (12) is arranged, be connected with polished rod (2) on polished rod assembly seat (12) inner bearing, polished rod assembly seat (12) upper end is connected with hydraulic jack (13), hydraulic jack (13) hollow plunger links to each other with polished rod (2), hydraulic jack (13) is connected with hydraulic station (14), and hydraulic station (14) is controlled by operating console.
4. screw pump driving head performance detection tester according to claim 3, it is characterized in that: hydraulic jack (13) upper end is connected with the packing_seal box (15) of sealing polished rod, packing_seal box (15) inner chamber is connected with hydraulic station (14) by pipeline, and packing_seal box (15) is connected with driving head (1).
5. screw pump driving head performance detection tester according to claim 1, it is characterized in that: clutch (10) lower end is connected with retarder (16), retarder (16) is connected with electric eddy current dynamometer (17), and electric eddy current dynamometer (17) links to each other with operating console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201745872U CN201521429U (en) | 2009-10-20 | 2009-10-20 | Screw pump driving head performance detection testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201745872U CN201521429U (en) | 2009-10-20 | 2009-10-20 | Screw pump driving head performance detection testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201521429U true CN201521429U (en) | 2010-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201745872U Expired - Fee Related CN201521429U (en) | 2009-10-20 | 2009-10-20 | Screw pump driving head performance detection testing device |
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| CN (1) | CN201521429U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706673A (en) * | 2012-05-30 | 2012-10-03 | 徐州徐工基础工程机械有限公司 | Whole-machine data analysis and testing device for rotary drilling rig |
| CN102865219A (en) * | 2012-10-09 | 2013-01-09 | 浙江宇宙智能设备有限公司 | Direct-drive high-pressure pumping seal internal-leakage online monitoring method |
| CN103437991A (en) * | 2013-07-22 | 2013-12-11 | 中国石油天然气股份有限公司 | Anti-reverse performance detection device |
| CN105673471A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Metal screw pump vertical type simulation experiment method |
| CN105697355A (en) * | 2016-04-01 | 2016-06-22 | 中国船舶重工集团公司第七〇五研究所 | Full-load reliability testing device for plunger pump |
-
2009
- 2009-10-20 CN CN2009201745872U patent/CN201521429U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706673A (en) * | 2012-05-30 | 2012-10-03 | 徐州徐工基础工程机械有限公司 | Whole-machine data analysis and testing device for rotary drilling rig |
| CN102706673B (en) * | 2012-05-30 | 2014-12-03 | 徐州徐工基础工程机械有限公司 | Whole-machine data analysis and testing device for rotary drilling rig |
| CN102865219A (en) * | 2012-10-09 | 2013-01-09 | 浙江宇宙智能设备有限公司 | Direct-drive high-pressure pumping seal internal-leakage online monitoring method |
| CN102865219B (en) * | 2012-10-09 | 2014-11-12 | 浙江宇宙智能设备有限公司 | Direct-drive high-pressure pumping seal internal-leakage online monitoring method |
| CN103437991A (en) * | 2013-07-22 | 2013-12-11 | 中国石油天然气股份有限公司 | Anti-reverse performance detection device |
| CN103437991B (en) * | 2013-07-22 | 2016-02-10 | 中国石油天然气股份有限公司 | Anti-reverse performance detection device |
| CN105673471A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Metal screw pump vertical type simulation experiment method |
| CN105697355A (en) * | 2016-04-01 | 2016-06-22 | 中国船舶重工集团公司第七〇五研究所 | Full-load reliability testing device for plunger pump |
| CN105697355B (en) * | 2016-04-01 | 2017-12-26 | 中国船舶重工集团公司第七一五研究所 | A kind of plunger pump is fully loaded with certificate authenticity device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100707 Termination date: 20171020 |