CN217076596U - Elevator overspeed governor lifting force on-line measuring device - Google Patents
Elevator overspeed governor lifting force on-line measuring device Download PDFInfo
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- CN217076596U CN217076596U CN202220831002.5U CN202220831002U CN217076596U CN 217076596 U CN217076596 U CN 217076596U CN 202220831002 U CN202220831002 U CN 202220831002U CN 217076596 U CN217076596 U CN 217076596U
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- speed limiter
- lifting force
- head seat
- clamping head
- detection device
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Abstract
An elevator speed limiter lifting force on-line detection device comprises a detection device and a collector, wherein the upper end and the lower end of a tension sensor of the detection device are respectively hinged with a body and a threaded rod, the lower end of the threaded rod is connected with a threaded sleeve, an upper clamping head seat and a lower clamping head seat are respectively installed on the same side of the body and the threaded sleeve, an upper pressing block is fixed on the upper clamping head seat through a bolt, and a lower pressing block is fixed on the lower clamping head seat through a bolt; the tension sensor is connected with the collector through a cable. The utility model can realize the on-line detection of the lifting force of the speed limiter, the speed limiter does not need to be disassembled, the labor cost for loading and unloading the speed limiter is saved, the detection time is shortened to 15min from 1 day, and the detection efficiency is high; the measured lifting force of the speed limiter is a lifting force value of the speed limiter under the real working condition, and the error is small; the detection is carried out under the actual working condition, so that whether enough safety gear action force can be provided or not when the steel wire rope is used for lifting the safety gear can be detected, and a specific force value required by the action of the safety gear can be detected.
Description
Technical Field
The utility model relates to an elevator technical field.
Background
An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. A vertical lift elevator has a car that travels between at least two vertical rows of rigid guide rails.
The lifting force of the elevator speed limiter is an important parameter in motor detection, and due to the lack of an online detection clamping device, the speed limiter needs to be disassembled and then transported to a detection laboratory, so that the loading and unloading labor cost is high, and the long-acting rate of the detection time is low; because field detection cannot be carried out, the numerical error between the measured lifting force of the speed limiter and the lifting force of the speed limiter under the real working condition is larger; because the detection breaks away from the actual working condition, whether enough safety gear action force can be provided or not when the steel wire rope is pulled up the safety gear can not be detected, the specific force value required by the action of the safety gear can not be detected, and the detection data are few.
SUMMERY OF THE UTILITY MODEL
In order to realize that the pulling force on-line measuring is carried to elevator overspeed governor, the utility model provides an elevator overspeed governor carries pulling force on-line measuring device.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: an elevator speed limiter lifting force on-line detection device comprises a detection device 14 and a collector 13, wherein the upper end and the lower end of a tension sensor 2 of the detection device 14 are respectively hinged with a body 1 and a threaded rod 3, the lower end of the threaded rod 3 is connected with a threaded sleeve 4, an upper clamping head seat 10 and a lower clamping head seat 6 are respectively installed on the same side of the body 1 and the threaded sleeve 4, an upper pressing block 9 is fixed on the upper clamping head seat 10 through a bolt 11, and a lower pressing block 7 is fixed on the lower clamping head seat 6 through the bolt 11; the tension sensor 2 is connected to the collector 13 by a cable 20.
The lower end of the threaded sleeve 4 is in threaded connection with a handle 5.
The collector 13 is connected with the handheld terminal 12.
The elevator speed limiter lifting force on-line detection device can realize on-line detection of the lifting force of the speed limiter, the speed limiter does not need to be disassembled, the labor cost required for loading and unloading the speed limiter is saved, the detection time is shortened to 15min from 1 day, and the detection efficiency is high; the measured lifting force of the speed limiter is a lifting force value of the speed limiter under a real working condition, and the error is small; the detection is carried out under the actual working condition, so that whether enough safety gear action force can be provided or not when the steel wire rope is used for lifting the safety gear can be detected, and a specific force value required by the action of the safety gear can be detected.
Drawings
Fig. 1 is the utility model relates to an elevator overspeed governor lifting force on-line measuring device structure picture.
Fig. 2 the utility model relates to an elevator overspeed governor lifting force on-line measuring schematic diagram.
In the figure: 1. the tension detection device comprises a body, 2, a tension sensor, 3, a screw rod, 4, a thread sleeve, 5, a handle, 6, a lower chuck seat, 7, a lower pressing block, 8, a steel wire rope, 9, an upper pressing block, 10, an upper chuck seat, 11, a bolt, 12, a handheld terminal, 13, a collector, 14, a detection device, 15, a speed limiter, 16, a tension pulley, 17, a balancing weight, 18, safety tongs, 19, a car, 20 and a cable.
Detailed Description
The elevator speed limiter pulling force on-line detection device of the utility model is composed of a hand-held terminal 12, a collector 13, a detection device 14 and a cable 20 as shown in figure 2,
the detection device 14 comprises an upper clamp head seat 10, an upper pressing block 9, a lower clamp head seat 6, a lower pressing block 7, a body 1, a threaded rod 3, a threaded sleeve 4 and a handle 5, wherein the upper pressing block 9 is connected with the upper clamp head seat 10, the lower pressing block 7 is connected with the lower clamp head seat 6 through bolts, a steel wire rope 8 can be clamped, the upper clamp head seat 10 is connected with the body 1 through bolts, and the lower clamp head seat 6 is connected with the threaded sleeve 4 through bolts. Handle 5 passes through threaded connection with threaded rod 3, threaded rod 3 and thread bush 4 threaded connection, and tension sensor 2's upper and lower both ends are articulated with body 1 and threaded rod 3.
Before installation, the handle 5 is rotated to enable the threaded sleeve to be close to the handle 5, then the steel wire rope 8 is clamped tightly through the two pressing blocks, the threaded rod 3 is rotated in the threaded sleeve 4 by rotating the handle 5, the threaded sleeve 4 is driven to move to shorten the distance between the lower chuck seat 6 and the upper chuck seat 10, the tension of the steel wire rope 8 is transferred to the tension sensor 2, and the installation of the clamping device is completed.
After the measurement is finished, the handle 5 is rotated in the opposite direction, the threaded rod 3 drives the threaded sleeve 4 to move to increase the distance between the lower chuck seat 6 and the upper chuck seat 10, the steel wire rope 8 is enabled to recover the tension, the two pressing blocks are loosened, and the clamping device is taken down.
The clamping device is characterized in that two clamps consisting of a clamp head seat and a pressing block are fixed on a steel wire rope, the tension sensor is connected between the two clamps in series, and the clamping device is used for replacing the tension of the steel wire rope to the acting force of the tension sensor through a threaded sleeve and a threaded rod telescopic mechanism.
The tension sensor 2 on the detection device 14 is connected with the collector 13 through the cable 20, the collector 13 collects output signals of the tension sensor 2, the tension signals are converted into tension values, and the tension values are sent outwards through the antenna. The hand-held terminal 12 receives the tension signal of the collector 13 and displays the tension signal on a software interface.
During measurement, the detection device 14 is installed at the top of the car 19, the cable 20 is connected with the collector 13, the power supply of the collector 13 and the handheld terminal 12 is turned on, then the speed limiter 15 is triggered manually to perform mechanical action, the car 19 is started downwards at overhauling speed, the speed limiter 15 starts to apply lifting force to the steel wire rope 8, and when the lifting force reaches the action force of the safety tongs, the safety tongs 18 are triggered. And the measurement software of the handheld terminal 12 continuously records the pulling force curve in the measurement process, automatically identifies the maximum pulling force and the action force of the safety gear 18, and automatically stores the measurement data. After the measurement is finished, the handle 5 is rotated in the opposite direction, the tension of the steel wire rope 8 is restored, the clamp is loosened, and the detection device 14 is taken down.
Claims (3)
1. The utility model provides an elevator overspeed governor pulling force on-line measuring device which characterized in that: the device comprises a detection device (14) and a collector (13), wherein the upper end and the lower end of a tension sensor (2) of the detection device (14) are respectively hinged with a body (1) and a threaded rod (3), the lower end of the threaded rod (3) is connected with a threaded sleeve (4), an upper clamping head seat (10) and a lower clamping head seat (6) are respectively installed on the same side of the body (1) and the threaded sleeve (4), an upper pressing block (9) is fixed on the upper clamping head seat (10) through a bolt (11), and a lower pressing block (7) is fixed on the lower clamping head seat (6) through the bolt (11); the tension sensor (2) is connected with the collector (13) through a cable (20).
2. The elevator speed limiter lifting force on-line detection device of claim 1, characterized in that: the lower end of the threaded sleeve (4) is in threaded connection with a handle (5).
3. The elevator speed limiter lifting force on-line detection device of claim 1, characterized in that: the collector (13) is connected with the handheld terminal (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220831002.5U CN217076596U (en) | 2022-04-12 | 2022-04-12 | Elevator overspeed governor lifting force on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220831002.5U CN217076596U (en) | 2022-04-12 | 2022-04-12 | Elevator overspeed governor lifting force on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217076596U true CN217076596U (en) | 2022-07-29 |
Family
ID=82555796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220831002.5U Active CN217076596U (en) | 2022-04-12 | 2022-04-12 | Elevator overspeed governor lifting force on-line measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217076596U (en) |
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2022
- 2022-04-12 CN CN202220831002.5U patent/CN217076596U/en active Active
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