CN217756370U

CN217756370U - Elevator running speed monitoring device

Info

Publication number: CN217756370U
Application number: CN202222151597.2U
Authority: CN
Inventors: 冯明; 郝学儒; 曲玉波; 张英闯; 李程龙; 史吏
Original assignee: Jilin Zhongji Special Equipment Inspection And Testing Co ltd
Current assignee: Jilin Zhongji Special Equipment Inspection And Testing Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-08
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to the technical field of elevators, a elevator functioning speed monitoring devices is disclosed, the on-line screen storage device comprises a base, base upside middle part fixedly connected with supporting shoe, supporting shoe upper portion fixedly connected with gear motor, gear motor front side drive end fixedly connected with pivot, pivot middle part periphery fixedly connected with traction sheave, pivot front side periphery fixedly connected with inner disc and brake disc, the brake disc periphery is provided with calliper, a plurality of oil pipe of calliper front side fixedly connected with, oil pipe keeps away from the one end fixedly connected with oil pump of calliper, oil pump bottom fixed connection is at the base upside. The utility model discloses in, through installing laser tacho sensor and reflection block at the pivot and detecting the rotational speed of pivot, reduce outside interference, make data more accurate, carry out the centre gripping to the brake disc through control calliper, the countershaft slows down, reduces the functioning speed of elevator, reduces the potential safety hazard.

Description

Elevator running speed monitoring device

Technical Field

The utility model relates to an elevator technical field especially relates to an elevator functioning speed monitoring devices.

Background

Along with the wide application of the elevator, the requirement of the safety performance of the elevator is continuously improved, the running speed of the elevator needs to be monitored by a speed monitoring device, the speed of the elevator is ensured to be within a normal range, and the running safety of the elevator is ensured.

Most of traditional speed monitoring devices are provided with a speed measuring device on a car, the running speed of an elevator is monitored through the movement of the car, and the car shakes in the running process, so that a large amount of interference exists in detection data of a detection instrument, and the detection data is inaccurate; most of the traditional monitoring devices only detect data, and when the running speed of the elevator exceeds a limited range, the elevator cannot be decelerated, so that hidden dangers exist in the running of the elevator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an elevator running speed monitoring device.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides an elevator operating speed monitoring devices, includes the base, base upside middle part fixedly connected with supporting shoe, supporting shoe upper portion fixedly connected with gear motor, gear motor front side drive end fixedly connected with pivot, pivot middle part periphery fixedly connected with traction sheave, pivot front side periphery fixedly connected with inner disc and brake disc, the brake disc periphery is provided with calliper, a plurality of oil pipes of calliper front side fixedly connected with, the one end fixedly connected with oil pump of calliper is kept away from to oil pipe, oil pump bottom fixed connection is at the base upside.

As a further description of the above technical solution:

the base left side rear portion fixedly connected with backup pad, backup pad upside fixedly connected with display, backup pad bottom fixedly connected with controller.

As a further description of the above technical solution:

calliper right side fixedly connected with fixed block, fixed block bottom fixed connection is at the upside of base.

As a further description of the above technical solution:

the inner disc periphery fixedly connected with a plurality of reflection blocks, the inner disc periphery is provided with the outer loop, the inboard fixedly connected with a plurality of laser tacho sensors of outer loop, outer loop bottom fixed connection is at the upside of base.

As a further description of the above technical solution:

the reflecting block is aligned with the laser speed measuring sensor.

As a further description of the above technical solution:

the periphery of the middle part of the traction wheel is provided with a traction rope, and two ends of the traction rope are arranged in the middle of the base.

As a further description of the above technical solution:

the base front side fixedly connected with alarm.

As a further description of the above technical solution:

the controller electric connection laser speed sensor, oil pump, display and alarm.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, install monitoring devices in the pivot, when the pivot was rotated, drive inner disc and reflection block rotation, laser tachometer sensor on the outer loop sent laser, reflected back through the reflection block to this functioning speed who calculates the elevator, a plurality of laser tachometer sensor monitoring multiunit data, and average value wherein is got, places monitoring devices in the pivot, reduces external interference, improves the accuracy of detected data.

2. The utility model discloses in, the detected signal that laser tacho sensor acquireed turns into the signal of telecommunication and gives the controller, and when elevator speed exceeded the limited range, the work of controller control oil pump promoted the brake block in the calliper and carries out the centre gripping to the brake disc, and the countershaft slows down, reduces the functioning speed of elevator, reduces the potential safety hazard of elevator operation.

Drawings

Fig. 1 is a front perspective view of an elevator running speed monitoring device provided by the present invention;

fig. 2 is a left perspective view of an elevator operation speed monitoring device provided by the present invention;

fig. 3 is the utility model provides an elevator functioning speed monitoring devices's right side perspective view.

Illustration of the drawings:

1. a base; 2. a supporting block; 3. a reduction motor; 4. a rotating shaft; 5. an inner disc; 6. a reflection block; 7. an outer ring; 8. a laser speed measuring sensor; 9. a brake disc; 10. a caliper; 11. an oil pump; 12. an oil pipe; 13. a fixed block; 14. a support plate; 15. a display; 16. a controller; 17. an alarm; 18. a traction sheave; 19. a hoisting rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an elevator operating speed monitoring devices, which comprises a

base

1, 1 upside middle part fixedly connected with supporting shoe 2 of base, 2 upper portion fixedly connected with gear motor 3 of supporting shoe, it rotates to drive pivot 4 through

gear motor

3, 3 front side drive end fixedly connected with pivot 4 of gear motor, 4 middle part periphery fixedly connected with driving sheave 18 of pivot, it removes to drive elevator car through driving sheave 18 and

towline

19, 4 front side periphery fixedly connected with inner disc 5 and brake disc 9 of pivot, the laser reflection laser tachometer sensor 8 that the reflection block 6 on the inner disc 5 sent laser tachometer sensor 8, turn into the signal of telecommunication for controller 16 through laser tachometer sensor 8, calculate elevator operating speed, laser tachometer sensor 8 is current structure, here do not give unnecessary details, brake disc 9 periphery is provided with calliper 10, calliper 10 and brake disc 9 are current structure, here do not give unnecessary redundancy, calliper 10 front side fixedly connected with a plurality of oil pipes 12, oil pump 12 keeps away from the one end fixedly connected with oil pump 11 of 10, 11 bottom fixed connection is at the base 1 upside, when the operating speed of elevator surpasses the limited range, oil pump controller is controlled, calliper 16, the elevator operation reduces the elevator operation speed reduction caliper that elevator operation carries out the reduction card, the elevator operation of the elevator operation.

The rear part of the left side of the base 1 is fixedly connected with a supporting plate 14, the upper side of the supporting plate 14 is fixedly connected with a display 15, the display 15 displays detected speed data to facilitate observation and recording of a detector, the bottom of the supporting plate 14 is fixedly connected with a controller 16, an oil pump 11 is controlled to work through the controller 16, when the running speed of the elevator exceeds a limited range, brake oil is pushed to extrude a brake pad inside the caliper 10 to clamp a brake disc 9, a rotating shaft 4 is decelerated, the running speed of the elevator is reduced, potential safety hazards of the running of the elevator are reduced, a fixing block 13 is fixedly connected to the right side of the caliper 10, the bottom of the fixing block 13 is fixedly connected to the upper side of the base 1 to fix the position of the caliper 10, the periphery of the inner disc 5 is fixedly connected with a plurality of reflecting blocks 6, and a laser speed measuring sensor 8 on the outer ring 7 uninterruptedly emits laser, laser is reflected back to the laser speed measuring sensor 8 through the reflecting block 6 on the inner disc 5, the reflecting block 6 on the inner ring continuously rotates under the rotation of the rotating shaft 4, the number of the reflecting blocks 6 passing through in unit time is calculated to calculate the running speed of the elevator, then a detection signal is converted into an electric signal through the laser speed measuring sensor 8 to be transmitted to the controller 16, the running speed of the elevator is calculated, the outer ring 7 is arranged on the periphery of the inner disc 5, the inner side of the outer ring 7 is fixedly connected with a plurality of laser speed measuring sensors 8, the laser speed measuring sensors 8 continuously emit laser, the laser reflected on the reflecting blocks 6 are received at the same time, the rotating speed of the rotating shaft 4 is calculated according to the time difference between the emission and the withdrawal of the laser speed measuring sensors 8, so as to calculate the running speed of the elevator, the plurality of laser speed measuring sensors 8 monitor a plurality of groups of data, the average value is taken, the accuracy of the monitored data is improved, and the monitoring device is installed on the rotating shaft 4, the elevator detection device has the advantages that external interference is reduced, accuracy of detection data is improved, the reflection blocks 6 on the inner ring continuously rotate under rotation of the rotating shaft 4, the running speed of an elevator is calculated by calculating the number of the reflection blocks 6 passing through the elevator in unit time, the bottom of the outer ring 7 is fixedly connected to the upper side of the base 1, the reflection blocks 6 are aligned with the laser speed measuring sensor 8, reflected laser is conveniently received, accuracy of the detection data is improved, the traction rope 19 is arranged on the periphery of the middle of the traction sheave 18, two ends of the traction rope 19 are arranged in the middle of the base 1, the traction sheave 18 drives the traction rope 19 to move, an elevator car to run, the alarm 17 is fixedly connected to the front side of the base 1, when the running speed of the elevator exceeds a limited range, the controller 16 controls the alarm 17 to give an alarm, the controller 16 is electrically connected with the laser speed measuring sensor 8, the oil pump 11, the display 15 and the alarm 17, the controller 16 controls the operation 11 to drive the caliper 10 to clamp the brake disc 9 to decelerate the elevator, the rotating shaft 4, the running speed of the elevator is reduced, and potential safety hazards of the elevator running are reduced.

The working principle is as follows: the elevator car operation control system comprises a speed reduction motor 3, a rotating rod, a traction wheel 18, a traction rope 19, an elevator car, a laser speed measurement sensor 8 on an outer ring 7, a laser speed measurement sensor 8, a reflection block 6 on an inner disc 5, a laser speed measurement sensor 8, a controller 16 and a monitoring device, wherein the laser speed measurement sensor 8 continuously emits laser, the laser is reflected back to the laser speed measurement sensor 8 through the reflection block 6 on the inner disc 5, detection signals are converted into electric signals through the laser speed measurement sensor 8 and transmitted to the controller 16, the elevator operation speed is calculated, a plurality of sets of data are monitored by the laser speed measurement sensors 8, the average value is obtained, the detection data accuracy is improved, the monitoring device is installed on a rotating shaft 4, the elevator operation speed is calculated through the rotating speed of the rotating shaft 4, external interference is reduced, when the elevator operation speed exceeds a limited range, the controller 16 controls an oil pump 11 to work, brake oil is pushed to extrude brake pads inside a caliper 10, a brake disc 9 is clamped, the rotating shaft 4 is decelerated, the elevator operation speed is reduced, potential safety hazards of the elevator operation are reduced, and meanwhile the controller 16 controls an alarm 17 to emit an alarm.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An elevator operation speed monitoring device, includes base (1), its characterized in that: base (1) upside middle part fixedly connected with supporting shoe (2), supporting shoe (2) upper portion fixedly connected with gear motor (3), gear motor (3) front side drive end fixedly connected with pivot (4), pivot (4) middle part periphery fixedly connected with traction sheave (18), pivot (4) front side periphery fixedly connected with inner disc (5) and brake disc (9), brake disc (9) periphery is provided with calliper (10), a plurality of oil pipe (12) of calliper (10) front side fixedly connected with, the one end fixedly connected with oil pump (11) of calliper (10) are kept away from in oil pipe (12), oil pump (11) bottom fixed connection is in base (1) upside.

2. The elevator running speed monitoring device according to claim 1, wherein: base (1) left side rear portion fixedly connected with backup pad (14), backup pad (14) upside fixedly connected with display (15), backup pad (14) bottom fixedly connected with controller (16).

3. The elevator running speed monitoring device according to claim 1, wherein: calliper (10) right side fixedly connected with fixed block (13), fixed block (13) bottom fixed connection is in the upside of base (1).

4. An elevator running speed monitoring device according to claim 1, wherein: inner disc (5) periphery fixedly connected with a plurality of reflection pieces (6), inner disc (5) periphery is provided with outer loop (7), a plurality of laser speed sensor (8) of outer loop (7) inboard fixedly connected with, outer loop (7) bottom fixed connection is at the upside of base (1).

5. The elevator running speed monitoring device according to claim 4, wherein: the reflecting block (6) and the laser speed measuring sensor (8) are aligned with each other.

6. The elevator running speed monitoring device according to claim 1, wherein: the periphery of the middle part of the traction sheave (18) is provided with a traction rope (19), and two ends of the traction rope (19) are arranged in the middle part of the base (1).

7. The elevator running speed monitoring device according to claim 1, wherein: the front side of the base (1) is fixedly connected with an alarm (17).

8. An elevator running speed monitoring device according to claim 2, wherein: controller (16) electric connection laser tacho sensor (8), oil pump (11), display (15) and alarm (17).