CN1280171C - Elevator traction machine test bed - Google Patents
Elevator traction machine test bed Download PDFInfo
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- CN1280171C CN1280171C CN 200410015307 CN200410015307A CN1280171C CN 1280171 C CN1280171 C CN 1280171C CN 200410015307 CN200410015307 CN 200410015307 CN 200410015307 A CN200410015307 A CN 200410015307A CN 1280171 C CN1280171 C CN 1280171C
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- traction sheave
- dragging
- traction
- elevator
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Abstract
The present invention provides a test bench device which can simulate the actual work situations of dragging machines so as to attain the optimum utilization purpose of energy, and the device is suitable for various dragging machines. The present invention comprises a measured dragging machine and a dragging wheel, a DC motor is connected with the dragging wheel by a connection shaft, the measured dragging machine is provided with the dragging wheel of the measured dragging machine, a tension guide wheel is connected with a push rod of a resistance force device, and a closed steel cable ring encloses the dragging wheel of the measured dragging machine, the dragging wheel, the tension guide wheel, a first guide wheel and a second guide wheel. The present invention adopts a closed cable wire, the resistance force device, the tension guide wheel, a fly wheel and a power load loading controller, load characteristics provided for the measured dragging machine from the device is the same as the bearing situation of the elevator dragging machine in actual work, and the device compensates for the disadvantages of the existing test bench devices.
Description
Technical field
The present invention relates to a kind of table apparatus of testing elevator traction machine, be used for torsion oscillations test, trouble free and heat test, speed trial, noise and the overall efficiency test etc. of elevator traction machine.
Background technology
Reach " GB/T13435-92 elevator traction machine " content of the test according to national quality supervision inspection and quarantine general bureau " elevator traction machine type test content, requirement and method ", need on test cell, carry out: torsion oscillations test, trouble free and heat test, speed trial, noise and overall efficiency test etc. towing machine about elevator traction machine.At present, adopt following table apparatus to finish the above-mentioned test of towing machine usually:
Existing table apparatus one: table apparatus as shown in Figure 1.Table apparatus only adopts the load of DC machine as tested towing machine, and its deficiency is:
1.. under the low speed situation, the DC machine that is operated under the generating state can not provide test desired load torque to tested towing machine;
2.. table apparatus does not have the gravity value-added tax function, therefore can not provide test desired gravity load to tested towing machine.
Existing table apparatus two: table apparatus as shown in Figure 2.Table apparatus adopts the load of electromagnetic power brake as tested towing machine, and its defective is:
1.. table apparatus does not have the gravity value-added tax function, therefore can not provide test desired gravity load to tested towing machine;
2.. electromagnetic power brake works long hours and can generate heat, and causes the magnetic sintering to cause the output torque instability, can cause rotor " stuck " when serious.Therefore this device is unwell to continuously and works long hours.
Existing table apparatus three: table apparatus as shown in Figure 3.Table apparatus adopts hydraulic efficiency gear tensioning steel rope, and tension force of steel wire acts on the tested towing machine traction sheave through wooden unit, and its shortcoming is as follows:
1.. wooden unit and traction sheave produce friction, and the heat that friction is produced can be delivered on the tested towing machine, will influence the heat test of towing machine;
2.. wooden unit makes static pressure and load torque that tested towing machine bore reduce through friction and wear, will influence the torsion oscillations test of towing machine.
Summary of the invention
The present invention is intended to provide a kind of practical working situation that can simulate towing machine, remedies the deficiency of existing numerous method of inspections, has reached the optimum utilization of the energy, can be fit to the table apparatus of multiple towing machine.
For reaching above-mentioned purpose, the present invention adopts following technical scheme:
A kind of elevator traction machine test cell, include tested towing machine, traction sheave, DC machine connects traction sheave by adapter shaft, tested towing machine is provided with tested towing machine traction sheave, connect tension force guide wheel, the tested towing machine traction sheave of closed steel rope corral, traction sheave, tension force guide wheel, first track adjusting wheel and second track adjusting wheel on the drag devices catch bar.
The present invention adopts closed steel rope, drag devices, tension force guide wheel, flywheel and electric load loading control, designs a kind of elevator traction machine table apparatus.This device is identical with the situation that elevator traction machine is born in real work to the load characteristic that tested towing machine provided, and has remedied the deficiency of existing table apparatus.
Characteristics of the present invention are:
1.. drag devices, tension force guide wheel and closed steel rope are used, and provide static pressure to tested towing machine.Interactively between closed steel rope and the tested towing machine traction sheave meets steel rope and the relation of the practical function between the towing machine traction sheave in the elevator device fully.
2.. adopt the rotor inertia of flywheel simulation elevator system.Flywheel inertia through the speed increaser amplification on traction sheave, again through closed wire rope transfers to tested towing machine, as the load rotating inertia of tested towing machine.
3.. adopt the electric load loading control that DC machine is imposed permanent torque control, provide the constant load torque, and the electric energy that is produced when DC machine is operated in generating state returns electrical network to tested towing machine.The electric load loading control not only makes DC machine also can provide test desired torque at low speed, realizes the optimum utilization of the energy simultaneously.
Because the present invention has These characteristics, therefore on this table apparatus, can carry out defined in national quality supervision inspection and quarantine general bureau " elevator traction machine type test content, requirement and method " and " the GB/T13435-92 elevator traction machine " easily: torsion oscillations test, trouble free and heat test, speed trial, noise and overall efficiency test etc., and can save the energy, reach the optimum utilization of the energy.Moreover, because this table apparatus simulated the situation that elevator traction machine is born to the load characteristic that tested towing machine provided in real work, therefore also provide a kind of ground simulation test table apparatus for the test and the detection of elevator traction machine electric-control system.
Description of drawings
The structural representation of the existing table apparatus one of Fig. 1.
The structural representation of the existing table apparatus two of Fig. 2.
The structural representation of the existing table apparatus three of Fig. 3.
Fig. 4 elevator device power delivery mode scheme drawing.
The structural representation of Fig. 5 embodiment of the invention one.
The structural representation of Fig. 6 embodiment of the invention two.
The structural representation of Fig. 7 embodiment of the invention three.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment existing table apparatus and the present invention are described in further detail:
Existing table apparatus one, as shown in Figure 1.In the table apparatus, DC machine 14 coupler 15, torque sensor 16 and tested towing machine 1 connect successively.Tested towing machine 1 drags DC machine 14 rotations, and DC machine 14 is operated in generating state and provides the resistance torque to tested towing machine 1, is detected the output torque and the speed of tested towing machine 1 by torque sensor 16.
Existing table apparatus two, as shown in Figure 2.In the table apparatus, electromagnetic power brake 20, coupler 15, torque sensor 16, tested towing machine 1 connect successively.Electromagnetic power brake 20 provides the resistance torque to tested towing machine 1, is detected the output torque and the speed of tested towing machine 1 by torque sensor 16.
Existing table apparatus three, as shown in Figure 3.In the table apparatus, an end of steel rope 22 is fixed, and the other end connects hydraulic efficiency gear 21, and steel rope 22 is pressed on the tested towing machine traction sheave 12 through wooden unit 23.The tensile force that 21 pairs of steel ropes 22 of hydraulic efficiency gear apply acts on the tested towing machine traction sheave 12 through wooden unit 23, carries out the torsion oscillations test of tested towing machine 1 on this basis.
Before the explanation embodiment of the invention,, illustrate that table apparatus of the present invention is the load characteristic how the simulant elevator towing machine is born in conjunction with elevator device power delivery mode shown in Figure 4.
1, simulant elevator towing machine load rotating inertia:
In the elevator device shown in Figure 4, weights such as car 24, counterweight 25 are hung in the both sides of elevator traction machine traction sheave 26, and the rotor inertia of these moving-members acts on the elevator traction machine traction sheave 26, becomes the load rotating inertia of elevator traction machine.In table apparatus shown in Figure 5, the inertia of flywheel 13 is delivered on the tested towing machine traction sheave 12 load rotating inertia of simulation elevator system through traction sheave 2 and closed steel rope 11 again after speed increaser 17 amplifies.
2, simulation cage side weight is greater than the counterweight amount of stressing:
1.. in the elevator device shown in Figure 4, car 24 is up.Because the weight of car 24 is greater than the weight of counterweight 25, at this moment elevator traction machine is subjected to static pressure and resistance moment.In table apparatus shown in Figure 5, tension force guide wheel 3 and closed steel rope 11 that drag devices 5 connects on its catch bar 4 apply static pressure to tested towing machine 1; Tested towing machine 1 drags DC machine 14 by closed steel rope 11, and the DC machine 14 that is operated under the generating state provides the resistance torque to tested towing machine 1.
2.. in the elevator device shown in Figure 4, car 24 is descending.Because the weight of car 24 is greater than the weight of counterweight 25, at this moment elevator traction machine is subjected to static pressure and dynamic property moment.In table apparatus shown in Figure 5, tension force guide wheel 3 and closed steel rope 11 that drag devices 5 connects on its catch bar 4 apply static pressure to tested towing machine 1; DC machine 14 drags tested towing machine 1 by closed steel rope 11, and the DC machine 14 that is operated under the motoring condition provides the dynamic property torque to tested towing machine 1.
3, simulation cage side weight is less than the counterweight amount of stressing:
1.. in elevator device shown in Figure 4, car 24 is up.Because the weight of car 24 is less than the weight of counterweight 25, at this moment elevator traction machine is subjected to static pressure and dynamic property moment.During greater than the counterweight amount of stressing, the table apparatus service condition under the car downstream state is identical with simulation cage side weight for table apparatus service condition shown in Figure 5.
2.. in elevator device shown in Figure 4, car 24 is descending.Because the weight of car 24 is less than the weight of counterweight 25, at this moment elevator traction machine is subjected to static pressure and resistance moment.During greater than the counterweight amount of stressing, the table apparatus service condition under the car uplink state is identical with simulation cage side weight for table apparatus service condition shown in Figure 5.
4, simulation cage side weight equals the situation of the counterweight amount of stressing:
In elevator device shown in Figure 4, because car 24 amounts of stressing equal counterweight 25 amounts of stressing, therefore car 24 upstream or downstream no matter, at this moment elevator traction machine is not subjected to the effect of load statical moment.In table apparatus shown in Figure 5, DC machine 14 is not worked.
The embodiment of the invention one design-calculated table apparatus as shown in Figure 5.Elevator traction machine table apparatus of the present invention comprises: tested towing machine 1, tested towing machine traction sheave 12, traction sheave 2, tension force guide wheel 3, drag devices 5, first track adjusting wheel 6, second track adjusting wheel 7, chute 8, electric load loading control 9, mechanical framework 10, closed steel rope 11, flywheel 13, DC machine 14, coupler 15, torque sensor 16, speed increaser 17, bearing seat 18 and adapter shaft 19.Wherein, the tested towing machine traction sheave 12 of closed steel rope 11 corrals, traction sheave 2, tension force guide wheel 3, first track adjusting wheel 6 and second track adjusting wheel 7; DC machine 14 1 ends are provided with flywheel 13, and the other end connects torque sensor 16, and torque sensor 16, coupler 15, speed increaser 17, adapter shaft 19 and traction sheave 2 connect successively, and wherein adapter shaft 19 is installed on the bearing seat 18; The center shaft of second track adjusting wheel 7 places in the chute 8, and center shaft moves in chute 8 to omit the closed steel rope 11 of inching; 9 pairs of DC machine 14 of electric load loading control apply permanent torque control, make DC machine 14 constant to the load torque that tested towing machine 1 provides, and the electric energy that is produced when DC machine 14 is operated in generating state returns electrical network; Drag devices 5 is a hydraulic efficiency gear 21, and the tension force guide wheel 3 that connects on hydraulic efficiency gear 21 promotions and its catch bar 4 makes closed steel rope 11 tensionings, applies static pressure to tested towing machine; The inertia of flywheel 13 acts on the traction sheave 2 after speed increaser 17 amplifies, and through closed steel rope 11 this inertia is delivered on the tested towing machine traction sheave 12, as the load rotating inertia of tested towing machine 1 again.
The embodiment of the invention two design-calculated table apparatus as shown in Figure 6.Resistance system in the inventive embodiments one and load system exchange.Tested towing machine 1 is provided with tested towing machine traction sheave 12, and traction sheave 2 places between tested towing machine traction sheave 12 and the tension force guide wheel 3, and tension force guide wheel 3 is oppositely tightened closed steel rope 11.Resistance system comprises: drag devices 5 and with its catch bar 4 on the tension force guide wheel 3 that connects, load system comprises: flywheel 13, DC machine 14, coupler 15, torque sensor 16, speed increaser 17, adapter shaft 19, bearing seat 18 and traction sheave 3.Present embodiment two is that with the main difference of embodiment one height of test cell is higher.
The embodiment of the invention three design-calculated table apparatus as shown in Figure 7.DC machine 14 in the inventive embodiments one replaces with flywheel 13 usefulness electromagnetic power brakes 20.Electromagnetic power brake 20, coupler 15, torque sensor 16, adapter shaft 19 and traction sheave 2 connect successively, and wherein traction sheave 2 is installed on the bearing seat 18.Electromagnetic power brake 20 in the present embodiment can only provide the resistance torque, and the effect of remaining part is identical with inventive embodiments one.
Above-mentionedly exemplified part embodiment of the present invention, enforcement of the present invention is not limited to above
Embodiment.
Claims (9)
1, a kind of elevator traction machine test cell, include: tested towing machine (1), traction sheave (2), it is characterized in that: DC machine (14) connects traction sheave (2) by adapter shaft (19), tested towing machine (1) is provided with tested towing machine traction sheave (12), the catch bar (4) of drag devices (5) is gone up and is connected tension force guide wheel (3), the tested towing machine traction sheave of closed steel rope (11) corral (12), traction sheave (2), tension force guide wheel (3), first track adjusting wheel (6) and second track adjusting wheel (7).
2, elevator traction machine test cell according to claim 1 is characterized in that: described drag devices (5) is a hydraulic efficiency gear (21).
3, elevator traction machine test cell according to claim 1 is characterized in that: described DC machine (14) both had been operated in generating state drag torque was provided, and is operated in motoring condition again power torque is provided.
4, elevator traction machine test cell according to claim 1 is characterized in that: described DC machine (14) connects the electric load loading control (9) that it is applied permanent torque control.
5, elevator traction machine test cell according to claim 1 is characterized in that: the center shaft of described second track adjusting wheel (7) places in the chute (8).
6, elevator traction machine test cell according to claim 1, it is characterized in that: described DC machine (14) one ends are provided with flywheel (13), the other end connects torque sensor (16), torque sensor (16), coupler (15), speed increaser (17), adapter shaft (19), traction sheave (2) connect successively, and traction sheave (2) is installed on the bearing seat (18).
7, elevator traction machine test cell according to claim 1 is characterized in that: described traction sheave (2) places between tested towing machine traction sheave (12) and the tension force guide wheel (3), and tension force guide wheel (3) is oppositely tightened closed steel rope (11).
8, elevator traction machine test cell according to claim 1 is characterized in that: described tension force guide wheel (3) places between tested towing machine traction sheave (12) and the traction sheave (2), and traction sheave (2) is oppositely tightened closed steel rope (11).
9, elevator traction machine test cell according to claim 1, it is characterized in that: described DC machine (14) and flywheel (13) substitute with electromagnetic power brake (20), electromagnetic power brake (20), coupler (15), torque sensor (16), adapter shaft (19), traction sheave (2) connect successively, and traction sheave (2) is installed on the bearing seat (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410015307 CN1280171C (en) | 2004-02-09 | 2004-02-09 | Elevator traction machine test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410015307 CN1280171C (en) | 2004-02-09 | 2004-02-09 | Elevator traction machine test bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1557692A CN1557692A (en) | 2004-12-29 |
| CN1280171C true CN1280171C (en) | 2006-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410015307 Expired - Fee Related CN1280171C (en) | 2004-02-09 | 2004-02-09 | Elevator traction machine test bed |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404403C (en) * | 2006-03-30 | 2008-07-23 | 上海永大电梯设备有限公司 | Test table for elevator emergency work condition test |
| CN101206163B (en) * | 2007-09-11 | 2010-05-19 | 许昌博玛曳引机制造有限公司 | Novel dragger testing device |
| CN102514992B (en) * | 2011-12-22 | 2013-12-18 | 广州市特种机电设备检测研究院 | Testing experimental device for traction machines |
| CN104034520A (en) * | 2014-04-29 | 2014-09-10 | 苏州中远电梯有限公司 | Elevator brake performance detection tester |
| CN104986649A (en) * | 2015-07-31 | 2015-10-21 | 福建省特种设备检验研究院 | System and method for testing magneto-rheological elevator traction transmission device |
| CN105314505B (en) * | 2015-11-06 | 2018-07-03 | 上海交通大学 | The traction cord-fixing structure and elevator traction experimental rig of elevator traction experiment |
| CN106970286A (en) * | 2017-05-04 | 2017-07-21 | 苏州蒙特纳利驱动设备有限公司 | Traction machine test system |
| CN113109065B (en) * | 2021-03-15 | 2024-08-27 | 日立电梯电机（广州）有限公司 | Static load test bed and test method |
| CN113148792B (en) * | 2021-04-02 | 2024-07-05 | 浙江省特种设备科学研究院 | Elevator brake response time detection device and method thereof |
| CN112919276B (en) * | 2021-04-02 | 2024-02-06 | 日立电梯（中国）有限公司 | Elevator reliability ground equivalent verification system and method |
| CN113567035A (en) * | 2021-07-01 | 2021-10-29 | 四川大学 | Elevator traction machine braking force simulation detection device |
| CN114920101B (en) * | 2022-05-27 | 2024-05-07 | 日立电梯（中国）有限公司 | Elevator verification method, system, device, computer equipment and storage medium |
-
2004
- 2004-02-09 CN CN 200410015307 patent/CN1280171C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1557692A (en) | 2004-12-29 |
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