CN104179708A - Comprehensive performance testing platform of high-speed magnetic levitation blower - Google Patents

Comprehensive performance testing platform of high-speed magnetic levitation blower Download PDF

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Publication number
CN104179708A
CN104179708A CN201410400081.4A CN201410400081A CN104179708A CN 104179708 A CN104179708 A CN 104179708A CN 201410400081 A CN201410400081 A CN 201410400081A CN 104179708 A CN104179708 A CN 104179708A
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China
Prior art keywords
guide rail
central frame
magnetic
pressure testing
process control
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Granted
Application number
CN201410400081.4A
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Chinese (zh)
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CN104179708B (en
Inventor
刘勇
肖鹏程
王怀兴
王昌云
陈磊
肖峰
张卉
谢伟
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WUHAN HEPING FAN Co Ltd
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WUHAN HEPING FAN Co Ltd
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Priority to CN201410400081.4A priority Critical patent/CN104179708B/en
Publication of CN104179708A publication Critical patent/CN104179708A/en
Application granted granted Critical
Publication of CN104179708B publication Critical patent/CN104179708B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a comprehensive performance testing platform of a high-speed magnetic levitation blower. The comprehensive performance testing platform comprises an electric guide rail rack, a central frame, a pressure testing disk, terahertz image sensors and an industrial personal computer, wherein the central frame is arranged on the electric guide rail rack; the industrial personal computer is arranged in the central frame; the pressure testing disk is arranged on the central frame; the terahertz image sensors are arranged on the pressure testing disk. When the high-speed magnetic levitation blower works, the main indexes include air volume, rotating speed, inlet air pressure, compression ratio, motor power supply voltage, power consumption, vibration characteristic, current characteristic, voltage characteristic, and the like; real-time data detection is implemented through air pressure sensors, acceleration sensors, the terahertz image sensors, current sensors and voltage sensor in multiple ways and the data is analyzed and processed by the industrial personal computer, as a result, all performances and possible hidden dangers of the high-speed magnetic levitation blower can be comprehensively detected.

Description

Magnetic-suspension high-speed blower combination property test desk
Technical field
The present invention relates to a kind of magnetic-suspension high-speed blower combination property test desk.
Background technique
Magnetic suspension air blower (magnetic levitation blower) is the one that adopts the turbine equipment of magnetic suspension bearing.Its main structure is that blower wheel is directly installed on click axle extending end, and rotor is suspended vertically on active magnetic bearing controller.Do not need speed increaser and coupling, realize and directly being driven by high-speed electric expreess locomotive, carried out the unit high-speed centrifugal blower of speed governing by frequency variator.Such blower fan adopts integrated design, its high-speed electric expreess locomotive, frequency variator, magnetic bearing control system and be furnished with microprocessor control panel etc. and all adopt Integral design and integrated.Its core is magnetic suspension bearing and magneto technology.
High power fast-flow axis C02 laser is one of main flow industrial laser that current cost performance is the highest, and magnetic-suspension high-speed blower is the critical component of the air cooling system of high power laser, and its performance has material impact to the output power of laser.For the different technical order of magnetic-suspension high-speed blower, prior art is to measure respectively with different instruments, can not complete multidata real-time detection, and some technical order can not detect, as used the air-flow 3D imaging of Terahertz image transducer to blower simultaneously.
Summary of the invention
The object of this invention is to provide a kind of magnetic-suspension high-speed blower combination property test desk, with at least one aspect addressing the above problem.
According to an aspect of the present invention, a kind of magnetic-suspension high-speed blower combination property test desk is provided, comprise electronic guideway frame, central frame, pressure testing disk, Terahertz image transducer and process control machine, central frame is located on electronic guideway frame, process control machine is located in central frame, pressure testing disk is located in central frame, and Terahertz image transducer is located on pressure testing disk.
Described electronic guideway frame comprises chassis, Motorized lift device, motor wheel and the first electronic guide rail, motor wheel is at least provided with four, the symmetrical both sides that are arranged on chassis, Motorized lift device is at least provided with four, be arranged on respectively the Si Jiaochu on chassis, on each Motorized lift device, be equipped with height sensor and level angle sensor, control height and the level of test bench, ensure the balance of test bench; The first electronic guide rails assembling is in upper-end surface, chassis, and for the central frame that is connected, it becomes longitudinally to install.
Described the first electronic guide rail comprises inverted L shape guide rail, screw mandrel, stepper motor, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of central frame bottom.
The front openings of described central frame, other side-closed, its bottom is provided with the first L-type slide block coordinating with inverted L shape guide rail; The inside bottom of described central frame is provided with electrodynamic balance device, and process control machine is located on described electrodynamic balance device.
The top of central frame is provided with the second electronic guide rail, and the second electronic guide rail is laterally installed; Described the second electronic guide rail comprises inverted L shape guide rail, screw mandrel, stepper motor, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of pressure testing disk bottom.
Described process control machine adopts LINUX operation system, and process control machine is connected with cable with all electric devices of this test bench; On process control machine, have multichannel that current sensor and voltage transducer are housed, current sensor and voltage transducer are arranged in working line, for detecting in real time current characteristics and the voltage characteristic of high-speed fan.
The power supply of this equipment is ABAP Adapter or storage battery.
Described pressure testing disk is engaged in the top of central frame by the second electronic guide rail, the bottom of pressure testing disk is provided with the second L-type slide block coordinating with inverted L shape guide rail; Pressure testing disk is provided with intake grill and exhaust outlet, and intake grill is connected with blower fan by link, and the end face of intake grill and exhaust outlet is equipped with high strength pressure sensor, and the pressure being connected with external equipment for detection of blower fan changes.
The intake grill of pressure testing disk and exhaust outlet are respectively equipped with two Terahertz image transducers, for measuring the flowing state of high-speed gas, to the air-flow 3D imaging of blower, are presented in real time on the display screen of process control machine.
Further, a side of central frame is also provided with RFID recognizer, and RFID recognizer is connected with process control machine by transmission line, for identifying professional operator's identity.
Further, the acceleration transducer of described magnetic bases is arranged on each position of this test bench, for measuring the vibrational state at the each position of blower fan.
The invention has the beneficial effects as follows: magnetic-suspension high-speed blower is in the time of work, topmost index is throughput, rotating speed, inlet pressure, compression ratio, motor power voltage, power consumpiton, vibration characteristics, current characteristics, voltage characteristic etc., with multipath gas pressure transducer, acceleration transducer, Terahertz image transducer, current sensor and voltage transducer real-time detector data, and through the data analysis and process of process control machine, properties that can composite measurement magnetic-suspension high-speed blower and the hidden danger that may exist.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of electronic guideway frame;
Fig. 3 is the structural representation of central frame;
Fig. 4 is the structural representation of air bag;
Fig. 5 workflow diagram of the present invention.
Embodiment
Below in conjunction with brief description of the drawings and embodiment, the present invention will be further described.
In Fig. 1, a kind of magnetic-suspension high-speed blower combination property test desk, comprise electronic guideway frame 1, central frame 2, process control machine 301, Terahertz image transducer 402 and pressure testing disk 4, central frame 2 is located on electronic guideway frame 1, process control machine 301 is located in central frame 2, and pressure testing disk 4 is located in central frame 2.
In Fig. 2, described electronic guideway frame 1 comprises chassis 102, Motorized lift device 103, motor wheel 101 and the first electronic guide rail 104, motor wheel 101 is at least provided with four, general four the bests, also can be six, eight, the symmetrical both sides of passing through welding, thread connecting mode and be arranged on chassis 102; The motor of motor wheel 101 is direct current generator, and the wheel operation of DC MOTOR CONTROL, moves in factory for whole test bench; Each direct current generator is connected with process control machine 301 by transmission line.
Motorized lift device 103 is at least provided with four, four the bests, are arranged on respectively the Si Jiaochu on chassis 102, are equipped with height sensor and level angle sensor on each Motorized lift device 103, under the control of built-in industrial control machine 301, control the height of test bench and ensure the balance of test bench; Motorized lift device 103 is motor-driven jack or electric expansion bar, and chassis 102 is provided with mounting hole, and Motorized lift device 103 is fixedly mounted on chassis 102 by screw rod, and its flexible rod is through mounting hole, and the free end of flexible rod is downward, with ground in vertical.In the time of the out-of-flatness of ground, whether this equipment of level angle sensor test in level, and detects by height sensor, controls the height of each Motorized lift device 103 liftings, ensure simultaneously test platform steadily.This Motorized lift device 103 can also pass through manual control, and operator according to specific circumstances, adjusts the height of whole test bench.
In Fig. 2, the first electronic guide rail 104 is welded on 102 upper-end surfaces, chassis, and for the central frame 2 that is connected, it becomes longitudinally to install.Described the first electronic guide rail 104 comprises inverted L shape guide rail, screw mandrel, stepper motor 106, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends 105 adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of central frame 2 bottoms.
In Fig. 3, the front openings of described central frame 2, other side-closed, its bottom is provided with the first L-type slide block 206 coordinating with inverted L shape guide rail; The inside bottom of described central frame 2 is provided with electrodynamic balance device, and process control machine 301 is located on described electrodynamic balance device.
Fig. 3, in Fig. 4, wherein electrodynamic balance device is motor-driven air-cushion air, comprise dunnage 302, air bag 302, air pump 305 and baroceptor 304, rectangular block shape after air bag 302 inflations, the bottom surface of air bag 302 is connected with the inside bottom of central frame 2, its upper-end surface is connected with dunnage 302, process control machine 301 is fixed in dunnage 302, air pump 305 is connected to the suction port of air bag 302, baroceptor 304 is placed in air bag 302, baroceptor 304 is connected to the control end of air pump 305, baroceptor 304 detects the atmospheric pressure value of air bag 302 in real time, ensure the air pressure of air bag 302 interior equilibriums, ensure process control machine 301 stable operations.
The power supply of this equipment is ABAP Adapter, storage battery or both combinations.According to the service condition of occasion, this equipment can arrange internal battery, can conveniently move at on-site; In the time that this equipment does not need to move on a large scale, can ABAP Adapter, can avoid the situation of storage battery quantity not sufficient.
In Fig. 3, the top of central frame 2 is provided with the electronic guide rail 203 of the second electronic guide rail 203, the second, laterally installs; Described the second electronic guide rail 203 comprises inverted L shape guide rail, screw mandrel 204, stepper motor 205, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of pressure testing disk 4 bottoms.
Described process control machine 301 adopts LINUX operation system, and process control machine 301 is connected with cable with all electric devices of this test bench; On process control machine 301, there is multichannel that acceleration transducer, current sensor and the voltage transducer of magnetic bases are housed, for detecting in real time vibration characteristics, current characteristics and the voltage characteristic of high-speed fan.
In Fig. 1, described pressure testing disk 4 is engaged in the top of central frame 2 by the second electronic guide rail 203, and the bottom of pressure testing disk 4 is provided with the second L-type slide block coordinating with inverted L shape guide rail; Pressure testing disk 4 is provided with intake grill 403 and exhaust outlet 404, intake grill 403 is connected with blower fan by screw rod or other Placements, the end face of intake grill 403 and exhaust outlet 404 is equipped with high strength pressure sensor, and the pressure being connected with external equipment for detection of blower fan changes.
The intake grill 403 of pressure testing disk 4 and exhaust outlet 404 are respectively equipped with two Terahertz image transducers 402, for measuring the flowing state of high-speed gas, to the air-flow 3D imaging of blower, are presented in real time on the display screen of process control machine 301.Allow operator have a clear understanding of the flow direction of blower air-flow dynamic, whether extremely can very clearly determine blower work.
Further, one side of central frame 2 is also provided with RFID recognizer 201, RFID recognizer 201 is connected with process control machine 301 by transmission line, for identifying professional operator's identity, in working zone, this equipment can be responsible for specially by professional operator, and these operator of RFID recognizer 201 identification errors cannot operate this equipment.
Further, the acceleration transducer of described magnetic bases is arranged on each position of this test bench, for measuring the vibrating state at the each position of blower fan.If the numerical value of somewhere vibrations parameter operation setting, shows that equipment failure appears in this place.
Further, this equipment is also provided with wireless remote controller, comprises transmitter and receiver, and receiver is arranged on test bench, with being connected of process control machine 301, can with process control machine 301 simultaneous displays.When operation, operator can pass through the various instructions of transmitter remote control, and receiver receives signal, and corresponding equipment is implemented corresponding running.
In Fig. 1-Fig. 5, when work, this equipment is placed in blower fan working site, and this equipment can move around at the scene, when installation, adjusts this device height, can automatically detect by height sensor and level angle sensor.Installation personnel can dock pressure testing disk 4 with blower fan, intake grill 403 is connected with blower debugging, by the process control machine electronic guide rail 104 of 301 setting data fine adjustment first and the second horizontal and vertical position of electronic guide rail 203, reaches the accurate object connecting.When this equipment work, acceleration transducer is tested the vibrations parameter of this each position of equipment, and the vibration data of each position is presented on the screen of process control machine 301 in real time.The high strength pressure sensor of the end face of pressure testing disk 4 intake grills 403 and exhaust outlet 404, the pressure being connected with external equipment for detection of blower fan changes, and in the time of data exception, operator know location of fault, and carry out orderly debugging.The Terahertz image transducer 402 of pressure testing disk 4 intake grills 403 and exhaust outlet 404, for measuring the flowing state of high-speed gas, is presented on the display screen of process control machine 301 in real time.
Magnetic-suspension high-speed blower is in the time of work, topmost index is throughput, rotating speed, inlet pressure, compression ratio, motor power voltage, power consumpiton, vibration characteristics, current characteristics, voltage characteristic etc., with multipath gas pressure transducer, acceleration transducer, Terahertz image transducer, current sensor and voltage transducer real-time detector data, and through the data analysis and process of process control machine, properties that can composite measurement magnetic-suspension high-speed blower and the hidden danger that may exist.
These are only the specific embodiment of invention, but technical characteristics of the present invention is not limited to this.Any taking the present invention as basis, for realizing essentially identical technique effect, do ground simple change, be equal to replacement or modification etc., be all covered by among protection scope of the present invention.

Claims (10)

1. a magnetic-suspension high-speed blower combination property test desk, it is characterized in that: comprise electronic guideway frame, central frame, pressure testing disk, Terahertz image transducer and process control machine, central frame is located on electronic guideway frame, process control machine is located in central frame, pressure testing disk is located in central frame, and Terahertz image transducer is located on pressure testing disk.
2. magnetic-suspension high-speed blower combination property test desk according to claim 1, it is characterized in that: described electronic guideway frame comprises chassis, Motorized lift device, motor wheel and the first electronic guide rail, motor wheel is at least provided with four, the symmetrical both sides that are arranged on chassis, Motorized lift device is at least provided with four, be arranged on respectively the Si Jiaochu on chassis, on each Motorized lift device, be equipped with height sensor and level angle sensor, control height and the level of test bench, ensure the balance of test bench; The first electronic guide rails assembling is in upper-end surface, chassis, and for the central frame that is connected, it becomes longitudinally to install.
3. magnetic-suspension high-speed blower combination property test desk according to claim 1, it is characterized in that: described the first electronic guide rail comprises inverted L shape guide rail, screw mandrel, stepper motor, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of central frame bottom;
The front openings of described central frame, other side-closed, its bottom is provided with the first L-type slide block coordinating with inverted L shape guide rail; The inside bottom of described central frame is provided with electrodynamic balance device, and process control machine is located on described electrodynamic balance device.
4. magnetic-suspension high-speed blower combination property test desk according to claim 1, is characterized in that: the top of central frame is provided with the second electronic guide rail, and the second electronic guide rail is laterally installed; Described the second electronic guide rail comprises inverted L shape guide rail, screw mandrel, stepper motor, high accuracy displacement sensor, screw mandrel is arranged on the neutral position of guide rail, the two ends respectively two side ends adjacent with guide rail are connected, one end of screw mandrel is connected with stepper motor, high accuracy displacement sensor is arranged on inverted L shape guide rail, comprise slide rail and slide plate, slide rail is pressed on the slideway of inverted L shape guide rail, and slide plate is arranged on the side of pressure testing disk bottom.
5. magnetic-suspension high-speed blower combination property test desk according to claim 1, is characterized in that: described process control machine adopts LINUX operation system, and process control machine is connected with cable with all electric devices of this test bench; On process control machine, have multichannel that current sensor and voltage transducer are housed, current sensor and voltage transducer are arranged in working line, detect current characteristics and the voltage characteristic of high-speed fan.
6. magnetic-suspension high-speed blower combination property test desk according to claim 1, is characterized in that: the power supply unit of test bench is ABAP Adapter or storage battery.
7. magnetic-suspension high-speed blower combination property test desk according to claim 1, it is characterized in that: described pressure testing disk is engaged in the top of central frame by the second electronic guide rail, the bottom of pressure testing disk is provided with the second L-type slide block coordinating with inverted L shape guide rail; Pressure testing disk is provided with intake grill and exhaust outlet, and intake grill is connected with blower fan by link, and the end face of intake grill and exhaust outlet is equipped with high strength pressure sensor, detects the pressure variation that blower fan is connected with external equipment.
8. magnetic-suspension high-speed blower combination property test desk according to claim 7, it is characterized in that: the intake grill of pressure testing disk and exhaust outlet are respectively equipped with two Terahertz image transducers, measure the flowing state of high-speed gas, to the air-flow 3D imaging of blower, be presented on the display screen of process control machine.
9. magnetic-suspension high-speed blower combination property test desk according to claim 1, is characterized in that: a side of central frame is provided with RFID recognizer, and RFID recognizer is connected with process control machine by transmission line, for identifying professional operator's identity.
10. magnetic-suspension high-speed blower combination property test desk according to claim 1, is characterized in that: each position of test bench is provided with the acceleration transducer of several magnetic bases, for measuring the vibrational state at the each position of blower fan.
CN201410400081.4A 2014-08-14 2014-08-14 Magnetic-suspension high-speed aerator combination property test desk Expired - Fee Related CN104179708B (en)

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CN201410400081.4A CN104179708B (en) 2014-08-14 2014-08-14 Magnetic-suspension high-speed aerator combination property test desk

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CN104179708B CN104179708B (en) 2016-06-22

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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN106002023A (en) * 2016-06-12 2016-10-12 舟山利远机械有限公司 Intelligent visual tracking, welding and creeping trolley
CN108061655A (en) * 2017-12-29 2018-05-22 南京磁谷科技有限公司 A kind of automatically controlled system of independent magnetic suspension bearing and its control method
CN111734670A (en) * 2020-07-21 2020-10-02 山东天瑞重工有限公司 Test system and test method of magnetic suspension blower
CN113031602A (en) * 2021-03-04 2021-06-25 上海申传电气股份有限公司 Construction method of dynamic envelope line of mining rail electric locomotive
CN117553027A (en) * 2024-01-11 2024-02-13 山东天瑞重工有限公司 Testing method and testing equipment for magnetic suspension blower

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CN113031602A (en) * 2021-03-04 2021-06-25 上海申传电气股份有限公司 Construction method of dynamic envelope line of mining rail electric locomotive
CN113031602B (en) * 2021-03-04 2022-08-02 上海申传电气股份有限公司 Construction method of dynamic envelope line of mining rail electric locomotive
CN117553027A (en) * 2024-01-11 2024-02-13 山东天瑞重工有限公司 Testing method and testing equipment for magnetic suspension blower

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