CN108675078B - Working condition method elevator speed limiter tester and measuring method thereof - Google Patents
Working condition method elevator speed limiter tester and measuring method thereof Download PDFInfo
- Publication number
- CN108675078B CN108675078B CN201810837317.9A CN201810837317A CN108675078B CN 108675078 B CN108675078 B CN 108675078B CN 201810837317 A CN201810837317 A CN 201810837317A CN 108675078 B CN108675078 B CN 108675078B
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- China
- Prior art keywords
- control module
- wire rope
- steel wire
- tester
- brake
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000002955 isolation Methods 0.000 claims description 23
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000004088 simulation Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
- B66B5/0093—Testing of safety devices
-
- 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
Abstract
The invention discloses an elevator speed limiter tester adopting a working condition method, which comprises a tester, a handheld controller, a balancing weight and a steel wire rope, wherein the balancing weight is arranged on the tester; the wire rope bypasses the elevator speed limiter, one end of the wire rope penetrates through the tester to be connected with the balancing weight, and the tester is connected with the handheld controller. The invention can simulate the actual condition measurement that the elevator falls and lifts in the running process, does not need rope releasing treatment on the elevator speed limiter in the measuring process, has simple installation and disassembly, automatically judges and stops clamping the balancing weight to protect the bottom equipment of the elevator, can repeatedly measure and automatically lift the steel wire rope, carries out wireless real-time simulation control and data real-time transmission and storage, does not need a measurer to hold a driving motor to be safer, realizes the live simulation measurement and rope releasing-free measurement of the elevator speed limiter measurement, and ensures that the measurement is more accurate, more convenient, safer and more reliable.
Description
Technical Field
The invention relates to the technical field of elevator speed limiter detection, in particular to an elevator speed limiter tester adopting a working condition method and a measuring method thereof.
Background
The elevator speed limiter is one of safety components in an elevator safety protection system, and when an elevator overspeed and falls in the running process, the speed limiter and the safety tongs can perform linkage action to stop an elevator car and keep a static state, so that casualties and equipment damage accidents are avoided, and the safety protection function is realized. The behavior of the speed limiter is important in elevator installation, routine maintenance and elevator inspection.
At present, the speed limiter of the elevator is usually measured by adopting a motor driving mode to trigger the speed limiter to act. In recent years, an elevator speed limiter tester integrating driving and speed measurement appears in the elevator related industry. But the current industry is driven by a motor, the speed limiter is slowly and evenly accelerated to an overspeed state, an electric switch and a mechanical switch of the speed limiter are triggered to act, and the rope releasing treatment of the speed limiter is required to be carried out during measurement, so that the labor is wasted. Although the method is widely applied, the actual condition of overspeed protection of the speed limiter is that the speed reaches the action speed of the speed limiter instantly, and the action of an electric switch and a mechanical switch of the speed limiter is triggered. At present, the existing speed limiter tester on the market has no method for simulating the actual condition of the car in overspeed and falling to detect the speed limiter, and has certain uncertainty.
Disclosure of Invention
The invention provides an elevator speed limiter tester and a measuring method thereof, which are high in efficiency, high in precision and capable of simulating the working condition of an actual site, and the elevator speed limiter tester is used for solving the problems that the measuring labor intensity is high and the measuring accuracy is influenced by human errors in the existing measuring method.
In order to solve the technical problems, the technical scheme of the invention is as follows: the working condition method elevator speed limiter tester comprises a tester, a handheld controller, a balancing weight and a steel wire rope; the wire rope bypasses the elevator speed limiter, one end of the wire rope penetrates through the tester to be connected with the balancing weight, and the tester is connected with the handheld controller; the tester comprises a brake, an electric appliance control board, an encoder, a second thrust rod and a clamping lifting mechanism which are arranged in the bracket, wherein the brake is connected with the second thrust rod; the clamping and lifting mechanism comprises a guide rail, a first thrust rod, a driving motor, a driving wheel and a driven wheel, wherein the driving motor is connected with the driving wheel, the driven wheel is connected with the guide rail, and the guide rail is connected with the first thrust rod; the electric appliance control panel comprises Bluetooth, a central main control module, a power module, an isolation control module and a driving power module, wherein the central main control module is respectively connected with the handheld controller, the encoder, the power module, the Bluetooth and the isolation control module, the Bluetooth is connected with the handheld controller, and the isolation control module is respectively connected with the brake, the clamping lifting mechanism, the driving power module and the driving motor; the steel wire rope sequentially passes through the space between the driving wheel and the driven wheel, the brake and contacts with the encoder.
Further, the tester is connected with the elevator speed limiter through a hanging steel wire rope and a hanging hook.
The measuring method of the elevator speed limiter tester by the working condition method comprises the following steps:
A. the device comprises an isolation control module, a central main control module and a driving motor, wherein the isolation control module, the central main control module and the driving motor are respectively powered, the central main control module is waited for being initialized, a handheld controller is connected to the central main control module through Bluetooth, and at the moment, the handheld controller receives and displays state information of the current equipment speed and distance, and can send a command to the central main control module through the handheld controller.
B. The central main control module controls the isolation control module to release the brake, then controls the clamping lifting mechanism to complete locking of the steel wire rope, and finally drives the motor to rotate forwards to lift and lift the balancing weight.
C. When the specified position is reached, the hand-held controller executes a stop command, the central main control module controls the isolation control module to stop the driving motor, the brake brakes the steel wire rope, and the clamping lifting mechanism is opened.
D. Starting to test the speed limiter, executing a command of releasing the balancing weight, opening a control brake by the central main control module, dropping the steel wire rope, and displaying the current dropping speed and the current dropping distance of the steel wire rope by the handheld controller; if the speed reaches, the handheld controller sends a stop command, and the central main control module controls the brake to brake the steel wire rope; if the measured standard speed is not reached but the distance is reached, the handheld controller controls the brake to brake the steel wire rope, and the central main control module controls the clamping lifting mechanism to clamp the steel wire rope and opens the brake; and releasing the steel wire rope, controlling the isolation control module, reversely starting the driving motor for a certain time, releasing the clamping and lifting mechanism, and increasing the falling speed of the steel wire rope.
The invention can simulate the actual condition measurement that the elevator falls and lifts in the running process, does not need rope releasing treatment on the elevator speed limiter in the measuring process, has simple installation and disassembly, automatically judges and stops clamping the balancing weight to protect the bottom equipment of the elevator, can repeatedly measure and automatically lift the steel wire rope, carries out wireless real-time simulation control and data real-time transmission and storage, does not need a measurer to hold a driving motor to be safer, realizes the live simulation measurement and rope releasing-free measurement of the elevator speed limiter measurement, and ensures that the measurement is more accurate, more convenient, safer and more reliable.
Drawings
FIG. 1 is a schematic diagram of the operation of the present invention;
FIG. 2 is a schematic diagram of the structure of the tester;
FIG. 3 is a schematic diagram of the operation of the tester;
fig. 4 is a schematic structural view of the clamp-and-lift mechanism.
Wherein: 1. elevator speed limiter 2, support, 3, handheld controller, 4, balancing weight, 5, wire rope, 6, stopper, 7, suspension wire rope, 8, suspension hook, 9, guide rail, 10, first thrust rod, 11, electrical apparatus control panel, 12, encoder, 13, second thrust rod, 14, clamping and lifting mechanism, 15, bluetooth, 16, central main control module, 17, power module, 18, isolation control module, 19, driving power module, 20, driving motor, 21, driving wheel, 22, driven wheel.
Detailed Description
Embodiments of the present invention are further described below with reference to FIGS. 1-4.
The working condition method elevator speed limiter tester comprises a tester, a handheld controller 3, a balancing weight 4 and a steel wire rope 5; the tester is connected with the elevator speed limiter 1 through a hanging steel wire rope 7 and a hanging hook 8, the steel wire rope 5 bypasses the elevator speed limiter 1, one end of the steel wire rope penetrates through the tester to be connected with the balancing weight 4, and the tester is connected with the handheld controller 3; the tester comprises a brake 6, an electric appliance control board 11, an encoder 12, a second thrust rod 13 and a clamping and lifting mechanism 14 which are arranged in the bracket 2, wherein the brake 6 is connected with the second thrust rod 13; the clamping and lifting mechanism 14 comprises a guide rail 9, a first thrust rod 10, a driving motor 20, a driving wheel 21 and a driven wheel 22, wherein the driving motor 20 is connected with the driving wheel 21, the driven wheel 22 is connected with the guide rail 9, and the guide rail 9 is connected with the first thrust rod 10; the electric appliance control panel 11 comprises Bluetooth 15, a central main control module 16, a power supply module 17, an isolation control module 18 and a driving power supply module 19, wherein the central main control module 16 is respectively connected with the handheld controller 3, the encoder 12, the power supply module 17, bluetooth 15 and the isolation control module 18, the Bluetooth 15 is connected with the handheld controller 3, and the isolation control module 18 is respectively connected with the brake 6, the clamping and lifting mechanism 14, the driving power supply module 19 and the driving motor 20; the wire rope 5 passes in turn between the driving wheel 21 and the driven wheel 22, the brake 6 and contacts the encoder 12.
The measuring method of the elevator speed limiter tester by the working condition method comprises the following steps:
A. the isolation control module 18, the central control module 16 and the driving motor 20 are respectively powered, the initialization of the central control module 16 is waited for, the handheld controller 3 is connected to the central control module 16 through the Bluetooth 15, at the moment, the handheld controller 3 receives and displays the state information of the current equipment speed and distance, and a command can be sent to the central control module 16 through the handheld controller 3.
B. The central main control module 16 controls the isolation control module 18 to release the brake 6, then controls the clamping and lifting mechanism 14 to lock the steel wire rope 5, and finally drives the motor 20 to rotate forwards to lift and lift the balancing weight 4.
C. When the specified position is reached, the hand-held controller 3 executes a stop command, the central main control module 16 controls the isolation control module 18 to stop the driving motor 20, the brake 6 brakes the steel wire rope 5, and the clamping and lifting mechanism 14 is opened.
D. Starting to test the speed limiter, executing a command of releasing the balancing weight 4, opening the control brake 6 by the central main control module 16, and falling the steel wire rope 5, wherein the handheld controller 3 displays the current falling speed and distance of the steel wire rope 5; if the speed reaches, the hand-held controller 3 sends a stop command, and the central main control module 16 controls the brake 6 to brake the steel wire rope 5; if the measured standard speed is not reached but the distance is reached, the hand-held controller 3 controls the brake 6 to brake the steel wire rope 5, and the central main control module 16 controls the clamping and lifting mechanism 14 to clamp the steel wire rope 5 and open the brake 6; the steel wire rope 5 is released, the isolation control module 18 is controlled, the driving motor 20 is reversely started for a certain time, the clamping and lifting mechanism 14 is released, and the falling speed of the steel wire rope 5 is increased.
The present invention is not limited to the above-mentioned embodiments, but any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed equally within the scope of the present invention.
Claims (3)
1. The elevator speed limiter tester based on the working condition method is characterized by comprising a tester, a handheld controller (3), a balancing weight (4) and a steel wire rope (5); the steel wire rope (5) bypasses the elevator speed limiter (1), one end of the steel wire rope penetrates through the tester to be connected with the balancing weight (4), and the tester is connected with the handheld controller (3);
the tester comprises a brake (6), an electric appliance control board (11), an encoder (12), a second thrust rod (13) and a clamping and lifting mechanism (14) which are arranged in the bracket (2), wherein the brake (6) is connected with the second thrust rod (13); the clamping and lifting mechanism (14) comprises a guide rail (9), a first thrust rod (10), a driving motor (20), a driving wheel (21) and a driven wheel (22), wherein the driving motor (20) is connected with the driving wheel (21), the driven wheel (22) is connected with the guide rail (9), and the guide rail (9) is connected with the first thrust rod (10); the electric appliance control panel (11) comprises Bluetooth (15), a central main control module (16), a power supply module (17), an isolation control module (18) and a driving power supply module (19), wherein the central main control module (16) is respectively connected with the handheld controller (3), the encoder (12), the power supply module (17), the Bluetooth (15) and the isolation control module (18), the Bluetooth (15) is connected with the handheld controller (3), and the isolation control module (18) is respectively connected with the brake (6), the clamping lifting mechanism (14), the driving power supply module (19) and the driving motor (20); the steel wire rope (5) sequentially passes through the space between the driving wheel (21) and the driven wheel (22), the brake (6) and contacts with the encoder (12).
2. The elevator speed limiter tester according to the working condition method of claim 1, wherein the tester is connected with the elevator speed limiter (1) through a hanging steel wire rope and a hanging hook (8).
3. A method of measuring an elevator speed limiter tester according to claim 1, comprising the steps of:
A. the method comprises the steps of respectively supplying power to an isolation control module (18), a central main control module (16) and a driving motor (20), waiting for the initialization of the central main control module (16) to be completed, connecting a handheld controller (3) to the central main control module (16) through Bluetooth (15), receiving and displaying state information of the current equipment speed and distance by the handheld controller (3), and sending a command to the central main control module (16) through the handheld controller (3);
B. the central main control module (16) controls the isolation control module (18) to release the brake (6), then controls the clamping and lifting mechanism (14) to lock the steel wire rope (5), and finally drives the motor (20) to rotate forwards to lift the lifting balancing weight (4);
C. when the specified position is reached, the hand-held controller (3) executes a stop command, the central main control module (16) controls the isolation control module (18) to stop the driving motor (20), the brake (6) brakes the steel wire rope (5), and the clamping lifting mechanism (14) is opened;
D. starting to test the speed limiter, executing a command of releasing the balancing weight (4), opening the control brake (6) by the central main control module (16), dropping the steel wire rope (5), and displaying the dropping speed and the dropping distance of the current steel wire rope (5) by the handheld controller (3); if the speed reaches, the hand-held controller (3) sends a stop command, and the central main control module (16) controls the brake (6) to brake the steel wire rope (5); if the measured standard speed is not reached but the distance is reached, the hand-held controller (3) controls the brake (6) to brake the steel wire rope (5), and the central main control module (16) controls the clamping and lifting mechanism (14) to clamp the steel wire rope (5) and open the brake (6); and releasing the steel wire rope (5), controlling the isolation control module (18), reversely starting the driving motor (20) for a certain time, releasing the clamping and lifting mechanism (14), and increasing the falling speed of the steel wire rope (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837317.9A CN108675078B (en) | 2018-07-26 | 2018-07-26 | Working condition method elevator speed limiter tester and measuring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837317.9A CN108675078B (en) | 2018-07-26 | 2018-07-26 | Working condition method elevator speed limiter tester and measuring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108675078A CN108675078A (en) | 2018-10-19 |
| CN108675078B true CN108675078B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810837317.9A Active CN108675078B (en) | 2018-07-26 | 2018-07-26 | Working condition method elevator speed limiter tester and measuring method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN108675078B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111620215A (en) * | 2020-05-29 | 2020-09-04 | 广东省特种设备检测研究院中山检测院 | Elevator speed limiter testing device, system and method |
| CN115072511A (en) * | 2022-06-22 | 2022-09-20 | 安徽职业技术学院 | Non-carbonization driven elevator speed limiter detection device and method |
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| CN108675078A (en) | 2018-10-19 |
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