CN103207038A - Enclosed floating power measuring integrated device - Google Patents
Enclosed floating power measuring integrated device Download PDFInfo
- Publication number
- CN103207038A CN103207038A CN2013100902542A CN201310090254A CN103207038A CN 103207038 A CN103207038 A CN 103207038A CN 2013100902542 A CN2013100902542 A CN 2013100902542A CN 201310090254 A CN201310090254 A CN 201310090254A CN 103207038 A CN103207038 A CN 103207038A
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- motor special
- support housing
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- boss
- supporting
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Abstract
An enclosed floating power measuring integrated device relates to the power measuring technology. Supporting bearings and supporting covers are sequentially sleeved on small outer circles of flanges of bearing supports of a front end cover and a rear end cover of a special motor, a front supporting cover and a rear supporting cover are fastened at two ends of a supporting casing through bolts, and a rotation speed sensor is arranged in a threaded hole of the rear end cover. A boss lug A and a boss lug B are arranged in the middle of a squirrel cage base of the special motor and hoist one end of a tension compression sensor device and a static balancing device respectively, and a cooling fan and a top cover are arranged on the top of the supporting casing and fastened with the supporting casing through screws respectively. An extending end of a rear shaft of the special motor is connected with a coupler. The enclosed floating power measuring integrated device has the advantage of being compact in structure, high in response speed, measuring accuracy and reliability, small in vibration and noise, convenient to use and maintain, long in service life and the like.
Description
Technical field
The present invention relates to the measurement of power technology, the closed unsteady measurement of power integrated device of especially a kind of motor and measurement of power equipment.
Background technology
Existing horizontal power measurement arrangement adopts direct-connected torque sensor, adopt two cover spring couplings respectively with the two ends shaft extension of torque sensor respectively with the shaft extension of motor special be connected by the shaft extension of test-run a machine, and level is installed on the specific installation base plate, and accurately adjust center height and right alignment, adjusting error should determine according to the height of power measurement arrangement rotating speed, generally should control at≤0.06mm, adjust appropriate after, with bolt it is fastened on the installation base plate, does not allow to become flexible.Power supply terminal with motor special and torque sensor is connected with control system at last, when motor stator three phase windings feed the three-phase symmetrical current, in stator, rotor airgap, will produce a rotating magnetic field, conversion is delivered to rotor to the electric energy that stator is obtained from AC power through magnetic field energy, rotor drives torque sensor and is turned round by test-run a machine from rotating shaft output with the form of mechanical energy then, at this moment, can measure by the moment of torsion of test-run a machine and power according to the output signal of torque sensor.
The shortcoming of existing power measurement arrangement
1. existing power measurement arrangement only is suitable for motor special and enough distances is arranged between the test-run a machine owing to be to adopt direct-connected torque sensor, motor special, must is relatively independent rotary power system by test-run a machine; Need adopt two cover spring couplings that torque sensor is installed in motor special and by between the test-run a machine, form motor special, torque sensor, put by horizontal three multi packs of test-run a machine.The plant area area is big, the Installation and Debugging difficulty is big, the power measurement arrangement of rotating speed more than 10000r/min particularly, adjustment accuracy requires high, must debug repeatedly, just can reach optimum efficiency, testing and measuring technology is quite complicated, if fail assurance center height and right alignment, big vibrations can appear in device, cause the damage of measuring error and motor special bearing and sensor.
2. complex structure, volume is big, and vibration is big, noise is big, single unit system mounting and testing technique complexity.
3. because direct-connected sensor bears a little less than the ability of axial force, curved power, torsion, side force, inclined to one side power, cause the measurement device error bigger, cause the damage of sensor easily;
4. running speed is limited, can only use below 2000r/min substantially.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, cancel direct-connected torque sensor, adopt tension-compression sensor and motor special to be optimized design, reduce the device connecting link, utilize the outward flange of motor special front and rear cover as the strong point, with front and back supports end cap and bearing motor special is installed in the support housing respectively, and be in suspended state, on the two symmetrical boss of motor special support and on the bedplate surface, demarcate tension-compression sensor device and the closed unsteady measurement of power integrated device that static balancing apparatus is installed respectively again.
Technical scheme that purpose of the present invention adopts, comprise cooling blower, support housing, motor special, speed probe, shaft coupling, static balancing apparatus, the tension-compression sensor device, its motor special is placed horizontally at support housing central authorities, spring bearing and preceding supporting cover before being with successively on the little cylindrical of front end end cover bearing seat flange of motor special, be with back spring bearing and back supporting cover on the little cylindrical of rear cap bearing support flange of motor special successively, with bolt preceding supporting cover and back supporting cover are installed respectively with seam location and to be anchored on the support housing two ends, and the rotating speed inductor is installed in the screw of rear end cap; Symmetry has boss hanger A and boss hanger B at the mouse cage seat middle part of motor special, and boss hanger A has hung tension-compression sensor device one end, and the other end of tension-compression sensor device is fixed on the base plate of support housing, and boss hanger B has hung static balancing apparatus; The top of support housing is placed with cooling blower, and cooling blower is covered with overhead guard, respectively cooling blower is fixedlyed connected with support housing with overhead guard with other bolt; The back shaft extension end of motor special is connected with shaft coupling.
Use when of the present invention, the scrambler dish is enclosed within on the rear end cap shaft extension fixed position, and the lead wire of motor special and all the sensors drawn by the supporting seat end face, after simultaneously the lead wire of motor special and cooling blower and all the sensors being drawn by overhead guard wall regulation hole, motor special is connected with corresponding plug connector respectively with cooling blower and all the sensors lead wire, installs to be anchored on the overhead guard wall; Be connected with control system, when motor stator three phase windings feed the three-phase symmetrical current, in stator, rotor airgap, will produce a rotating magnetic field, conversion is delivered to rotor to the electric energy that stator is obtained from AC power through magnetic field energy, rotor drives the moment of being turned round by test-run a machine with the form of mechanical energy from rotating shaft output then, when stator (containing support) is wriggled with rotor, moment of torsion is passed to tension-compression sensor, at this moment, namely according to the output signal of tension-compression sensor, accurately measure by the moment of torsion of test-run a machine and power.
The present invention has
1. cancel direct-connected torque sensor; adopt tension-compression sensor and motor special to be optimized design; reduce the device connecting link; utilize the outward flange of motor special front and rear cover as the strong point; with front and back supporting cover and bearing motor special is installed in the support housing respectively; and be in suspended state; again on the two symmetrical boss of motor special support and on the bedplate surface; demarcate the tension-compression sensor device respectively and static balancing apparatus is installed; package unit is as motor special; cooling blower; proving installations etc. all are installed in the support housing; protected motor special effectively; tension-compression sensor device and installation static balancing apparatus; also improved the security of system; protection; testability makes security of system; stable; reliably; fast; sensitive; detect accurately by the torque of test-run a machine.
2. in device, winding temperature sensor and bearing temperature sensor and speed probe are installed respectively; by being connected with control system; can realize kinds of protect such as phase shortage, overload, overheated, overcurrent, under-voltage, hypervelocity; security, reliability, the stability of system have been improved; prolongation system serviceable life, guarantee the system equipment safe operation.
Compact conformation, elegant in appearance, response speed is fast, measuring accuracy is high, reliability is high, vibrate little, noise is little, mounting and testing technique is simple, working service is convenient, long service life.
Description of drawings
Further specify the present invention below in conjunction with accompanying drawing.
Fig. 1 is that the present invention is connected with by the sectional structure synoptic diagram of test-run a machine;
Fig. 2 is Fig. 1 left view structural representation.
Among the figure: before the 1-before the supporting cover 2-behind the spring bearing 3-overhead guard 4-cooling blower 5-support housing 6-motor special 7-behind the spring bearing 8-supporting cover 9-speed probe 10-shaft coupling 11-by test-run a machine 12-rear end cap 13-front end end cover 14-static balancing apparatus 15-tension-compression sensor device 16-boss hanger A 17-boss hanger B.
Embodiment
Fig. 1, Fig. 2, comprise cooling blower 4, support housing 5, motor special 6, speed probe 9, shaft coupling 10, static balancing apparatus 14, tension-compression sensor device 15, its motor special 6 is placed horizontally at support housing 5 central authorities, spring bearing 2 and preceding supporting cover 1 before being with successively on the little cylindrical of front end end cover 13 bearing seat flanges of motor special 6, be with back spring bearing 7 and back supporting cover 8 on the little cylindrical of rear end cap 12 bearing seat flanges of motor special 6 successively, with bolt preceding supporting cover 1 and back supporting cover 8 are anchored on support housing 5 two ends respectively with the seam location, and speed probe 9 is installed in rear end cap 12 screws; The mouse cage seat middle part symmetry of motor special 6 has boss hanger A16 and boss hanger B17, boss hanger A16 has hung tension-compression sensor device 15 1 ends, tension-compression sensor device 15 other ends are fixed on support housing 5 base plates, and boss hanger B17 has hung static balancing apparatus 14; The top of support housing 5 is placed with cooling blower 4, and cooling blower 4 is covered with overhead guard 3, respectively cooling blower 4 is fixedlyed connected with support housing 5 with overhead guard 3 with other bolt; The back shaft extension end of motor special 6 is connected with shaft coupling 10.Shaft coupling 10 is connected with by test-run a machine 11.
Cooling blower 4 of the present invention adopts CF type centrifugal fan, and motor special 6 adopts special YVP frequency control threephase asynchronous, and speed probe 9 adopts ZS-6 type Hall scrambler; Shaft coupling 10 adopts DJM type diaphragm coupling, and static balancing apparatus 14 adopts self-control DM type, and tension-compression sensor device 15 adopts CKY-1S type pull pressure sensor.
Claims (1)
1. closed unsteady measurement of power integrated device, comprise cooling blower (4), support housing (5), motor special (6), speed probe (9), shaft coupling (10), static balancing apparatus (14), tension-compression sensor device (15), it is characterized in that: motor special (6) is placed horizontally at support housing (5) central authorities, be with preceding spring bearing (2) and preceding supporting cover (1) successively on the little cylindrical of front end end cover (13) bearing seat flange of motor special (6), be with back spring bearing (7) and back supporting cover (8) on the little cylindrical of rear end cap (12) bearing seat flange of motor special (6) successively, with bolt preceding supporting cover (1) and back supporting cover (8) are anchored on support housing (5) two ends respectively with the seam location, and speed probe (9) is installed in rear end cap (12) screw, the mouse cage seat middle part symmetry of motor special (6) has boss hanger A(16) and boss hanger B(17), boss hanger A(16) tension-compression sensor device (15) one ends have been hung, tension-compression sensor device (15) other end is fixed on support housing (5) base plate, boss hanger B(17) hung static balancing apparatus (14); The top of support housing (5) is placed with cooling blower (4), and cooling blower (4) is covered with overhead guard (3), respectively cooling blower (4) is fixedlyed connected with support housing (5) with overhead guard (3) with other bolt; The back shaft extension end of motor special (6) is connected with shaft coupling (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100902542A CN103207038A (en) | 2013-03-20 | 2013-03-20 | Enclosed floating power measuring integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100902542A CN103207038A (en) | 2013-03-20 | 2013-03-20 | Enclosed floating power measuring integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103207038A true CN103207038A (en) | 2013-07-17 |
Family
ID=48754332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100902542A Pending CN103207038A (en) | 2013-03-20 | 2013-03-20 | Enclosed floating power measuring integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103207038A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634490A (en) * | 2014-12-20 | 2015-05-20 | 重庆德马变频电机研发制造有限公司 | Three-axis adjustable combined type dynamometer loading and driving device |
| CN113865765A (en) * | 2021-09-30 | 2021-12-31 | 重庆凯测试验设备有限责任公司 | Shaft coupling dynamometer convenient to heat dissipation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2473606Y (en) * | 2001-05-14 | 2002-01-23 | 启东测功器厂 | Injection flow variable water vortex dynamometer |
| CN101382462A (en) * | 2008-10-24 | 2009-03-11 | 北京工业大学 | Hub type liquid cooling permanent magnet dynamometer |
| CN201229213Y (en) * | 2008-07-24 | 2009-04-29 | 哈尔滨电机厂有限责任公司 | Through-flow type static pressure dynamic power tester |
| EP2426472A1 (en) * | 2010-09-01 | 2012-03-07 | Silicon Valley Micro E Corporation | Bicycle Power meter with frame mounted sensor |
| CN203116895U (en) * | 2013-03-20 | 2013-08-07 | 重庆德马变频电机研发制造有限公司 | Closed floating power-metering integrated device |
-
2013
- 2013-03-20 CN CN2013100902542A patent/CN103207038A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2473606Y (en) * | 2001-05-14 | 2002-01-23 | 启东测功器厂 | Injection flow variable water vortex dynamometer |
| CN201229213Y (en) * | 2008-07-24 | 2009-04-29 | 哈尔滨电机厂有限责任公司 | Through-flow type static pressure dynamic power tester |
| CN101382462A (en) * | 2008-10-24 | 2009-03-11 | 北京工业大学 | Hub type liquid cooling permanent magnet dynamometer |
| EP2426472A1 (en) * | 2010-09-01 | 2012-03-07 | Silicon Valley Micro E Corporation | Bicycle Power meter with frame mounted sensor |
| CN203116895U (en) * | 2013-03-20 | 2013-08-07 | 重庆德马变频电机研发制造有限公司 | Closed floating power-metering integrated device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634490A (en) * | 2014-12-20 | 2015-05-20 | 重庆德马变频电机研发制造有限公司 | Three-axis adjustable combined type dynamometer loading and driving device |
| CN104634490B (en) * | 2014-12-20 | 2023-10-13 | 重庆德马变频电机研发制造有限公司 | Triaxial adjustable composite dynamometer loading and driving device |
| CN113865765A (en) * | 2021-09-30 | 2021-12-31 | 重庆凯测试验设备有限责任公司 | Shaft coupling dynamometer convenient to heat dissipation |
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Application publication date: 20130717 |
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| WD01 | Invention patent application deemed withdrawn after publication |