CN220855116U - Staircase host machine ground equivalent verification system - Google Patents
Staircase host machine ground equivalent verification system Download PDFInfo
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- CN220855116U CN220855116U CN202322503956.0U CN202322503956U CN220855116U CN 220855116 U CN220855116 U CN 220855116U CN 202322503956 U CN202322503956 U CN 202322503956U CN 220855116 U CN220855116 U CN 220855116U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 description 17
- 238000001514 detection method Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
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- 230000003247 decreasing effect Effects 0.000 description 2
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- 238000012356 Product development Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Escalators And Moving Walkways (AREA)
Abstract
The utility model discloses a ground equivalent verification system of an escalator host, which comprises a mechanical device, a load driving cabinet and a power supply part, wherein the mechanical device comprises a transmission shaft, a driving part, a transmission mechanism, a torque sensor and a load machine, the power supply part supplies power for the escalator host and the load driving cabinet, the load driving cabinet is used for driving the load machine, the escalator host is rotationally connected with the transmission shaft through the transmission mechanism, and the transmission shaft is rotationally connected with the load machine through the torque sensor. The embodiment of the utility model can establish an actual working condition model of the escalator host, thereby meeting the verification of the escalator host, saving the verification cost of the escalator host and the escalator control cabinet and improving the verification efficiency of the escalator host and the escalator control cabinet.
Description
Technical Field
The utility model relates to the technical field of escalator testing, in particular to an escalator host ground equivalent verification system.
Background
Along with the development of society and the progress of scientific technology, more and more of the staircase appears in people's life, has made things convenient for people's trip, has great influence to people's life. The back of the escalator in a safe operation is a complex system, and the main machine of the escalator is used as a power device of the escalator system, so that the escalator can work safely and stably only by high-efficiency and stable power output.
At present, the test and verification of the development process of the escalator host can only be carried out in a sample ladder, which requires that escalator manufacturers firstly have sample ladder test station resources to carry out the verification, and secondly have great influence on the period and cost of new product development verification, iteration development verification and cost reduction development verification of products under the condition of tense sample ladder test stations.
Disclosure of utility model
The utility model aims to provide a ground equivalent verification system for a main machine of an escalator, which can realize working condition verification and pattern test verification of the main machine of the escalator.
In order to achieve the above purpose, the embodiment of the utility model discloses a ground equivalent verification system of an escalator host machine, which comprises a mechanical device, a load driving cabinet and a power supply part, wherein the mechanical device comprises a transmission shaft, a driving part, a transmission mechanism, a torque sensor and a load machine, the power supply part supplies power for the escalator host machine and the load driving cabinet, the load driving cabinet is used for driving the load machine, the escalator host machine is rotationally connected with the transmission shaft through the transmission mechanism, and the transmission shaft is rotationally connected with the load machine through the torque sensor.
In an alternative embodiment, in the first aspect of the present utility model, the transmission mechanism includes a driving chain, a driving sprocket and a tested sprocket, the driving sprocket is fixedly connected with the transmission shaft, the tested sprocket is fixedly connected with the output shaft of the escalator main unit, and the driving chain is meshed with the driving sprocket and the tested sprocket.
In an optional implementation manner, in the first aspect of the present utility model, one end of the transmission shaft is fixedly connected with an inertia flywheel, one or more inertia adjusting blocks are installed on the inertia flywheel, and the other end of the transmission shaft is fixedly connected with an output shaft of the load machine through the torque sensor.
In a first aspect of the present utility model, as an alternative embodiment, the other end of the transmission shaft is connected to a torque sensor, and the torque sensor is connected to an output shaft of the load machine via a coupling.
In an optional implementation manner, in the first aspect of the present utility model, the mechanical device further includes a speed increaser, the transmission shaft is fixedly connected with an input shaft of the speed increaser, and an output shaft of the speed increaser is fixedly connected with an output shaft of the load machine through the torque sensor.
In a first aspect of the present utility model, the power supply portion includes a system power supply switching cabinet, an input end of the system power supply switching cabinet is electrically connected to an external power supply, a first output end of the system power supply switching cabinet is electrically connected to a power supply end of the escalator host, and a second output end of the system power supply switching cabinet is electrically connected to a power supply end of the system power supply switching cabinet.
In a first aspect of the present utility model, the power supply portion includes a system power supply switching cabinet, an input end of the system power supply switching cabinet is electrically connected to an external power supply, a first output end of the system power supply switching cabinet is electrically connected to a power supply end of the escalator host frequency conversion cabinet, an output end of the escalator host frequency conversion cabinet is electrically connected to the power supply end of the escalator host, and a second output end of the system power supply switching cabinet is electrically connected to the power supply end of the system power supply switching cabinet.
As an optional implementation manner, in the first aspect of the present utility model, the number of the escalator hosts is one or more, and the number of the transmission mechanisms is adapted to the number of the escalator hosts;
As an optional implementation manner, in the first aspect of the present utility model, the mechanical device further includes a support frame, a second bearing, a third bearing, a second bearing seat, a third bearing seat, and a second fixing base and a third fixing base, where the second bearing seat is fixedly installed at an upper end of the second bearing seat, a lower end of the second bearing seat is fixedly installed on the support frame, the third bearing seat is fixedly installed at an upper end of the third bearing seat, a lower end of the third bearing seat is fixedly installed on the support frame, the second bearing seat is rotatably connected with the transmission shaft, and the third bearing is rotatably connected with the torque sensor.
In a first aspect of the present utility model, the ground equivalent verification system for an escalator host further includes an operation console, the power supply portion supplies power to the operation console, a first control end of the operation console is electrically connected with a controlled end of the escalator host or a controlled end of an escalator host variable frequency cabinet of the escalator host, a second control end of the operation console is electrically connected with a controlled end of the load driving cabinet, and a first input end of the operation console is electrically connected with an output end of the torque sensor.
Compared with the prior art, the embodiment of the utility model has the beneficial effects that:
The utility model can establish an actual working condition model of the escalator host, meets the verification of the escalator host, saves the verification cost of the escalator host and the escalator control cabinet, improves the verification efficiency of the escalator host and the escalator control cabinet, and comprises the following verification contents:
1. the single performance of the escalator motor, the escalator host and the escalator control cabinet is verified;
2. Verifying each simulation working condition in the industrial frequency state of the escalator main machine and the frequency conversion state of the escalator main machine;
3. and the type test verification is carried out under the industrial frequency state of the escalator main machine and the variable frequency state of the escalator main machine.
Drawings
Fig. 1 is a schematic diagram of a ground equivalent verification system of a low-power escalator host according to an embodiment of the utility model;
Fig. 2 is a schematic diagram of a ground equivalent verification system of a main machine of a high-power escalator in an embodiment of the utility model;
Fig. 3 is a schematic diagram of a ground equivalent verification system in a single escalator host power frequency state according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a ground equivalent verification system in a single escalator host frequency conversion state according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of a ground equivalent verification system in a variable frequency state of a plurality of escalator hosts according to an embodiment of the present utility model;
Fig. 6 is a schematic structural diagram of a mechanical device in the ground equivalent verification system of the escalator host according to the embodiment of the utility model;
Fig. 7 is a schematic structural diagram of a driving part in the ground equivalent verification system of the escalator host according to the embodiment of the utility model.
In the figure: 10. a mechanical device; 11. an inertia flywheel; 111. an inertia adjusting block; 12. a first bearing seat; 121. a first fixed base; 13. a drive sprocket; 131. a drive chain; 14. a second bearing seat; 141. a second fixed base; 15. a first coupling; 16. a speed increaser; 171. a second coupling; 172. a third coupling; 18. a torque sensor; 19. a loader; 101. a transmission shaft; 102. a support frame; 200. a test machine; 20. escalator main machine; 21. a tested sprocket; 30. a system power supply switching cabinet; 40. the frequency conversion cabinet of the escalator main machine; 50. an operation table; 60. a load driving cabinet; 70. an external power source.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments. Materials and equipment used in this example are commercially available, except as specifically noted. Examples of such embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.
In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. In the description of the present application, the meaning of "a plurality" is two or more, unless specifically stated otherwise.
In the description of the present application, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be fixedly connected, or may be connected through an intermediary, or may be connected between two elements or may be an interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the application and in the foregoing drawings, are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed.
Examples
The utility model provides a ground equivalent verification system of a main machine of an escalator, which mainly comprises the steps of acquiring corresponding test parameters after a motor of the main machine of the escalator is connected with a load machine, controlling the output torque of the load machine according to the test parameters, and controlling the motor of the main machine of the escalator to output a preset rotating speed according to the test parameters after determining that the output torque meets preset conditions; and then, recording the operation parameters of the motor of the escalator main unit, and finishing the performance verification of the escalator main unit.
Based on this, please refer to fig. 1-7, a ground equivalent verification system of an escalator host 20 includes a mechanical device 10, a load driving cabinet 60 and a power supply part, wherein the mechanical device 10 includes a transmission shaft 101, a driving part, a transmission mechanism, a torque sensor 18 and a load machine 19, the power supply part supplies power to the escalator host 20 and the load driving cabinet 60, the load driving cabinet 60 controls the load machine 19 to provide torque loading for the system, and an energy feedback module is adopted, so that the energy consumption is greatly reduced, the energy is saved, the environment is protected, the escalator host 20 is rotationally connected with the transmission shaft 101 through the transmission mechanism, and the transmission shaft 101 is rotationally connected with the load machine 19 through the torque sensor 18.
The mechanical part can also comprise a support frame 102, the support frame 102 can adopt a T-shaped casting platform, and each part takes the T-shaped casting platform as a mounting platform and is fixed on the T-shaped casting platform through a stud and a T-shaped nut. Illustratively, the mounting position of the escalator main machine 20 can be adjusted according to the specification and the size of the escalator main machine 20 to be verified, the escalator main machine 20 is mounted on a T-shaped casting platform, and the escalator main machine 20 is fixed on the T-shaped casting platform by using a T-shaped nut and screw combination or by using a T-shaped nut, screw and press code combination.
The transmission shaft 101 may be mounted on the support frame 102 through a mating structure of a fixing base, a bearing seat and a bearing, and illustratively, one side of the transmission shaft 101 (for example, may be located at a position between the inertia flywheel 11 and the driving sprocket 13) is rotationally connected with a first bearing, the first bearing is mounted in the first bearing seat 12, specifically, an outer ring of the first bearing is fixedly connected with the first bearing seat 12, an inner ring of the first bearing is fixedly connected with one side of the transmission shaft 101, and the first bearing seat 12 is fixedly connected with the support frame 102 through the first fixing base 121.
In order to ensure the stability of the transmission shaft 101, the other side of the transmission shaft 101 (for example, the other side may be located at a position between the driving sprocket 13 and the speed increaser 16, that is, a position near to the side of the transmission shaft 101 away from the inertia flywheel 11) may be rotationally connected with a second bearing seat 14, specifically, an outer ring of the second bearing seat is fixedly connected with the second bearing seat 14, an inner ring of the second bearing seat is fixedly connected with the other side of the transmission shaft 101, and the second bearing seat 14 is fixedly connected with the support frame 102 through a second fixing base 141.
The transmission mechanism comprises a driving chain 131, a driving chain wheel 13 and a tested chain wheel 21, wherein the driving chain wheel 13 is fixedly connected with the transmission shaft 101, the tested chain wheel 21 is fixedly connected with an output shaft of the escalator main machine 20, and the driving chain 131 is meshed with the driving chain wheel 13 and the tested chain wheel 21.
Different gear ratios can be selected between the driving chain wheel 13 and the tested chain wheel 21 of the escalator main machine 20 according to the test rotating speed requirement and the torque transmission requirement. Illustratively, the driving sprocket 13 may be designed in a split manner, which has the main advantage of being convenient to replace, and the driving sprocket 13 with different chain numbers and different tooth numbers can be replaced according to the driving requirements of different escalator hosts 20, so as to meet the system test requirements.
One end of the transmission shaft 101 is fixedly provided with an inertia flywheel 11, one or more inertia adjusting blocks 111 are arranged on the inertia flywheel 11, the integral inertia changes the system inertia by increasing or decreasing the inertia adjusting blocks 111, and the system inertia requirement can be met by increasing or decreasing the inertia adjusting blocks 111 according to the inertia requirement of the escalator host 20 to be verified.
For the ground equivalent verification system of the low-power escalator main machine 20, referring to fig. 1, when the tested machine 200 is the low-power escalator main machine 20, the other end (the end far away from the inertia flywheel 11) of the transmission shaft 101 can be directly connected with the torque sensor 18 through the first coupling 15, and the torque sensor 18 is connected with the output shaft of the load machine through the third coupling 172 without using a speed increaser.
For the ground equivalent verification system of the high-power escalator main machine 20, referring to fig. 2, when the tested machine 200 is the high-power escalator main machine 20, the speed increaser 16 may be used to connect the transmission shaft 101 and the load machine 19, that is, the other end (the end far away from the inertia flywheel 11) of the transmission shaft 101 is connected with the input shaft of the speed increaser 16 through the first coupling 15, the output shaft of the speed increaser 16 is connected with the torque sensor 18 through the second coupling 171, and the torque sensor 18 is connected with the output shaft of the load machine 19 through the third coupling 172.
In order to ensure the stability of the connection between the transmission shaft 101 and the loader 19 or between the speed increaser 16 and the loader 19, the support frame 102 and the torque sensor 18 may be implemented by a third bearing, a third bearing seat and a third fixing base, the torque sensor 18 is rotationally connected with the third bearing, the third bearing is mounted in the third bearing seat, specifically, an outer ring of the third bearing is fixedly connected with the third bearing seat, an inner ring of the third bearing is fixedly connected with the torque sensor 18, and the third bearing seat is fixedly connected with the support frame 102 by the third fixing base.
The power supply part is mainly a system power supply switching cabinet 30, the system power supply switching cabinet 30 is composed of a contactor, a relay, a Hall sensor, a wiring terminal and the like, and wiring requirements of different states of a variable-frequency double-host machine, a variable-frequency single-host machine and a power frequency single-host machine can be met through automatic switching of internal circuits of the system power supply switching cabinet 30.
The input end of the system power supply switching cabinet 30 is electrically connected with the external power supply 70, the first output end of the system power supply switching cabinet 30 is electrically connected with the power supply end of the escalator host (when the escalator host frequency conversion cabinet 40 exists, the first output end of the system power supply switching cabinet 30 is electrically connected with the power supply end of the escalator host frequency conversion cabinet 40, the output end of the escalator host frequency conversion cabinet 40 is electrically connected with the power supply end of the escalator host), and the second output end of the system power supply switching cabinet 30 is electrically connected with the power supply end of the system power supply switching cabinet 30.
In order to facilitate control of the escalator host and the loader 19 and display of corresponding test parameters, in a preferred embodiment of the utility model, the escalator host ground equivalent verification system may further include an operation console 50, and the power supply portion supplies power to the operation console 50.
The operation table 50 is a control center of the escalator ground equivalent verification system, and is composed of a man-machine interface, a communication system, a detection system, a logic control system and common electrical elements.
The man-machine interface is responsible for information input, verification item selection, verification data display, instruction issuing (for example, the first control end of the operation console 50 is electrically connected with the controlled end of the escalator host, or is electrically connected with the controlled end of the escalator host variable frequency cabinet 40 of the escalator host, and is used for sending instructions to the escalator host), the second control end of the operation console 50 is electrically connected with the controlled end of the load driving cabinet 60, and is used for sending instructions to the load machine 19).
The communication system mainly comprises serial communication (RS 232, RS 485) and Ethernet communication. The detection system mainly comprises an electric parameter meter, a micro-ohm meter, a temperature inspection meter, a moment acquisition module and a rotating speed acquisition module.
The detection system collects data such as system voltage, current, power and power factor, and the like, and the detection system can comprise a microohm meter, a temperature inspection instrument, a moment collection module and a rotation speed collection module. The microohmmeter collects data of motor windings, brake windings and the like, the temperature inspection instrument collects data of thermocouples of the system, the torque collection module collects torque data of the torque sensor 18 (for example, a first input end of the operation table 50 is a counter-torque collection module, which is electrically connected with an output end of the torque sensor 18 so as to receive the torque data), and the rotating speed collection module collects rotating speed data of the escalator host.
The logic control system mainly comprises upper computer software, a programmable controller, a contactor, a relay, an encoder, a torque sensor 18, buttons, indicator lamps and the like and is used for controlling the operation of the verification system.
The embodiment of the utility model can be suitable for performance test, working condition verification, pattern verification and the like of single or multiple escalator hosts.
The test of different states of a high-power frequency single-staircase main machine, a frequency conversion single-staircase main machine and a frequency conversion double-staircase main machine is taken as an example.
Referring to fig. 3, a test mode of a main machine of a power frequency single escalator is shown, an external power supply 70 supplies power to the main machine of the escalator, a load driving cabinet 60 and an operation desk 50 through a system power supply switching cabinet 30, after the system is powered on, system parameters are set through a man-machine interface of the operation desk 50, a logic control system and a communication system work cooperatively according to instructions issued by the man-machine interface to the main machine of the escalator and the load driving cabinet 60, actual use working conditions of the main machine of the power frequency single escalator are simulated, and meanwhile, the system can provide a detection instrument to collect, process and store each detection data, so that graphic output, report output, historical data query contrast, printing and the like can be performed.
Referring to fig. 4, a testing mode of a variable frequency single escalator host is shown, an external power supply 70 supplies power to an escalator host variable frequency cabinet 40, a load driving cabinet 60 and an operation desk 50 through a system power switching cabinet 30, after the system is powered on, system parameters are set through a man-machine interface of the operation desk 50, a logic control system and a communication system work cooperatively according to instructions issued by the man-machine interface to the escalator host variable frequency cabinet and the load driving cabinet 60, actual use working conditions of the variable frequency single escalator host are simulated, and meanwhile, the system can provide detection instruments to collect, process and store detection data, so that graphic output, report output, historical data query, comparison, printing and the like can be performed.
Referring to fig. 5, a test manner of a dual-frequency single escalator main machine is shown, two escalator main machines are provided correspondingly, and each escalator main machine is matched with a corresponding transmission mechanism to realize the rotary connection of each escalator main machine and a transmission shaft 101. The external power supply 70 supplies power to the escalator host frequency conversion cabinet 40, the load driving cabinet 60 and the operation desk 50 through the system power supply switching cabinet 30, after the system is electrified, system parameters are set through a human-computer interface of the operation desk 50, according to instructions issued by the human-computer interface to the escalator host frequency conversion cabinet and the load driving cabinet 60, the logic control system and the communication system work cooperatively to simulate the actual use condition of the frequency conversion escalator host, and meanwhile, the system can provide detection instruments to collect, process and store detection data, so that graphic output, report output, historical data query, comparison, printing and the like can be performed.
In conclusion, the escalator ground equivalent verification system can establish an actual working condition model of the escalator host, so that the verification of the escalator host is satisfied, the verification cost of the escalator host and the escalator control cabinet is saved, and the verification efficiency of the escalator host and the escalator control cabinet is improved.
Finally, it should be noted that: the above embodiments are merely optional examples of the present utility model, and are not intended to limit the scope of the present utility model, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to fall within the scope of the present utility model as claimed.
Claims (10)
1. The ground equivalent verification system for the escalator host is characterized by comprising a mechanical device, a load driving cabinet and a power supply part, wherein the mechanical device comprises a transmission shaft, a driving part, a transmission mechanism, a torque sensor and a load machine, the power supply part supplies power for the escalator host and the load driving cabinet, the load driving cabinet is used for driving the load machine, the escalator host is rotationally connected with the transmission shaft through the transmission mechanism, and the transmission shaft is rotationally connected with the load machine through the torque sensor.
2. The escalator host ground equivalent verification system according to claim 1, wherein the transmission mechanism comprises a drive chain, a drive sprocket and a tested sprocket, the drive sprocket is fixedly connected with the transmission shaft, the tested sprocket is fixedly connected with the output shaft of the escalator host, and the drive chain is meshed with the drive sprocket and the tested sprocket.
3. The escalator host ground equivalent verification system according to claim 1, wherein one end of the transmission shaft is fixedly connected with an inertia flywheel, one or more inertia adjusting blocks are installed on the inertia flywheel, and the other end of the transmission shaft is fixedly connected with an output shaft of the load machine through the moment sensor.
4. The escalator host ground equivalent verification system according to claim 3, wherein the other end of the transmission shaft is connected with a torque sensor and the torque sensor is connected with an output shaft of the load machine through a coupling.
5. The escalator host ground equivalent verification system according to any one of claims 1-4, wherein said mechanical device further comprises a speed increaser, said drive shaft is fixedly connected to an input shaft of said speed increaser, and an output shaft of said speed increaser is fixedly connected to an output shaft of said load machine via said torque sensor.
6. The escalator host ground equivalent verification system according to any one of claims 1-4, wherein the power supply section comprises a system power supply transfer cabinet, an input end of the system power supply transfer cabinet is electrically connected with an external power supply, a first output end of the system power supply transfer cabinet is electrically connected with a power supply end of the escalator host, and a second output end of the system power supply transfer cabinet is electrically connected with a power supply end of the system power supply transfer cabinet.
7. The escalator host ground equivalent verification system according to any one of claims 1-4, wherein the power supply portion comprises a system power supply transfer cabinet, an input end of the system power supply transfer cabinet is electrically connected with an external power supply, a first output end of the system power supply transfer cabinet is electrically connected with a power supply end of an escalator host frequency conversion cabinet, an output end of the escalator host frequency conversion cabinet is electrically connected with a power supply end of the escalator host, and a second output end of the system power supply transfer cabinet is electrically connected with a power supply end of the system power supply transfer cabinet.
8. The escalator host ground equivalent verification system of any one of claims 1-4, wherein the number of escalator hosts is one or more, and the number of transmission mechanisms is adapted to the number of escalator hosts.
9. The escalator host ground equivalent verification system according to any one of claims 1-4, wherein the mechanical device further comprises a support frame, a second bearing, a third bearing, a second bearing housing, a third bearing housing, and second and third fixed bases, the second bearing housing being fixedly mounted to an upper end of the second bearing housing, a lower end of the second bearing housing being fixedly mounted to the support frame, the third bearing housing being fixedly mounted to an upper end of the third bearing housing, a lower end of the third bearing housing being fixedly mounted to the support frame, the second bearing being rotatably connected to the drive shaft, and the third bearing being rotatably connected to the torque sensor.
10. The escalator host ground equivalent verification system according to any one of claims 1-4, further comprising an operation console, wherein the power supply portion supplies power to the operation console, a first control end of the operation console is electrically connected to a controlled end of the escalator host or a controlled end of an escalator host variable frequency cabinet of the escalator host, a second control end of the operation console is electrically connected to a controlled end of the load driving cabinet, and a first input end of the operation console is electrically connected to an output end of the torque sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322503956.0U CN220855116U (en) | 2023-09-14 | 2023-09-14 | Staircase host machine ground equivalent verification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322503956.0U CN220855116U (en) | 2023-09-14 | 2023-09-14 | Staircase host machine ground equivalent verification system |
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| Publication Number | Publication Date |
|---|---|
| CN220855116U true CN220855116U (en) | 2024-04-26 |
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| CN202322503956.0U Active CN220855116U (en) | 2023-09-14 | 2023-09-14 | Staircase host machine ground equivalent verification system |
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| CN (1) | CN220855116U (en) |
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2023
- 2023-09-14 CN CN202322503956.0U patent/CN220855116U/en active Active
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