CN216272575U

CN216272575U - Elevator guide shoe wear monitoring device

Info

Publication number: CN216272575U
Application number: CN202122978260.4U
Authority: CN
Inventors: 李树禹; 郑田谊; 车超超; 姚凯; 郭帅康; 张金玲
Original assignee: Shandong Aisen Elevator Co ltd
Current assignee: Shandong Aisen Elevator Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-12
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an elevator guide shoe abrasion monitoring device, and mainly relates to the field of elevator safety monitoring. The device comprises a base and a pair of monitoring mechanisms, wherein the pair of monitoring mechanisms are arranged on the base and are respectively used for monitoring the relative displacement on two surfaces of the guide rail, which are perpendicular to each other, and the displacement is monitored in the pair of monitoring mechanisms through sensors. The pair of monitoring mechanisms are respectively a side monitoring mechanism and an inner surface monitoring mechanism, the side monitoring mechanism and the inner surface monitoring mechanism convert horizontal displacement into a rotating angle through a transmission structure, and then the rotating angle is monitored through the angle sensor. The utility model has the beneficial effects that: the elevator guide shoe wear monitoring device can determine the wear degree of the guide shoe by monitoring the relative displacement between the elevator car and the guide rail; the wear degree of the inner side of the guide shoe and the two side surfaces of the guide shoe can be monitored; the detachable arrangement between the device structures can not be obstructed by the guide rail and the car frame during installation, and can be suitable for the guide rails of different models.

Description

Elevator guide shoe wear monitoring device

Technical Field

The utility model relates to the field of elevator safety monitoring, in particular to an elevator guide shoe wear monitoring device.

Background

The guide shoe is a nylon block which can slide between the elevator guide rail and the car, the car can be fixed on the guide rail, the guide shoe fixed on the car can reciprocate up and down along the fixed guide rail arranged on the wall body of the well of the building, the car can only move up and down, and the car is prevented from deflecting or swinging in the operation process. Four sets of guide shoes are arranged on each elevator car and are respectively arranged on two sides of the upper beam and two sides of the bottom of the elevator car, wherein the guide shoes arranged on two sides of the upper beam are also provided with oil cups, and lubricating oil is added between the guide shoes and the guide rails through the oil cups so as to reduce the friction force between the guide shoes and the guide rails.

Lead the long-time back of working of boots, lead boots wearing and tearing and seriously can lead to leading the clearance grow between boots and the guide rail, the serious boots of leading of wearing and tearing can make the car rock at the during operation, cause and lead to collide between boots and the guide rail for lead the wearing and tearing of boots, need lead the boots in time to change of wearing and tearing serious, prevent that the car from violently rocking at the during operation.

The existing guide shoe wear monitoring device monitors the wear condition of the guide shoe by additionally arranging a monitoring mechanism in the guide shoe, the whole guide shoe needs to be replaced by a special guide shoe, and when the follow-up guide shoe wear needs to be replaced, the monitoring mechanism hinders the guide shoe replacement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an elevator guide shoe wear monitoring device, which can determine the wear degree of a guide shoe by monitoring the relative displacement between a car and a guide rail, does not influence the replacement of the guide shoe, can monitor the wear degrees of the inner side of the guide shoe and two side surfaces of the guide shoe, is not hindered by the guide rail and a car frame during installation, is independently installed, and does not influence the replacement of the guide shoe.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the elevator guide shoe wear monitoring device comprises a base and a pair of monitoring mechanisms, wherein the pair of monitoring mechanisms are arranged on the base and are respectively used for monitoring the relative displacement on two mutually vertical surfaces of a guide rail, and the displacement is monitored in the pair of monitoring mechanisms through a variable resistance type sensor.

The pair of monitoring mechanisms are respectively a side surface monitoring mechanism and an inner surface monitoring mechanism, the variable resistance type sensor is an angle sensor, and the side surface monitoring mechanism and the inner surface monitoring mechanism convert horizontal displacement into a rotation angle through a transmission structure and then monitor the rotation angle through the angle sensor.

Inner face monitoring mechanism includes inner face supporting wheel, inner face backup pad, connecting rod and inner face angle sensor, the inner face supporting wheel rotates to be connected in the inner face backup pad, the inner face backup pad passes through the connecting rod and is articulated with the base, be equipped with the spring between inner face backup pad and the base, angle sensor establishes and passes through gear drive and connecting rod meshing on the base.

The side monitoring mechanism comprises a side supporting wheel, a side supporting plate, a side angle sensor and a supporting block, the side supporting wheel is rotatably connected to the side supporting plate, one end, far away from the side supporting wheel, of the side supporting plate is hinged to the supporting block, a spring is arranged between the side supporting plate and the supporting block, the side angle sensor is arranged on the supporting block and meshed with the hinged position of the side supporting plate through gear transmission, and the supporting block is detachably arranged on the base.

The supporting shoe passes through the joint and can dismantle the connection on the base, one side with the base contact on the supporting shoe is equipped with the joint groove, be equipped with the joint piece that suits with the joint groove on the base, pass through the fix with screw between joint groove and the joint piece.

And a fixing plate is arranged on one side of the base, which is far away from the inner face supporting wheel.

And a supporting pad is arranged on the outer side of the fixed plate.

Compared with the prior art, the utility model has the beneficial effects that:

the elevator guide shoe wear monitoring device can determine the wear degree of the guide shoe by monitoring the relative displacement between the car and the guide rail, does not need to be arranged closely with the guide rail, and is convenient for replacing the guide shoe; the wear degree of the inner side of the guide shoe and the two side surfaces of the guide shoe can be monitored, so that the wear condition of the guide shoe can be monitored comprehensively; the detachable arrangement between the device structures can not be obstructed by the guide rail and the car frame during installation, and can be suitable for the guide rails of different models.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural diagram of the present invention.

FIG. 3 is a schematic view of the inner support plate according to the present invention.

Fig. 4 is a schematic view of the installation state of the present invention.

Reference numerals shown in the drawings:

1. a base; 2. an inner face support wheel; 3. an inner face support plate; 4. a connecting rod; 5. an inner face angle sensor; 6. a spring; 7. a lateral support wheel; 8. a side support plate; 9. a side angle sensor; 10. a support block; 11. a clamping groove; 12. a clamping block; 13. a fixing plate; 14. a support pad.

Detailed Description

The utility model will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The utility model relates to an elevator guide shoe wear monitoring device, which comprises a main body structure and a pair of monitoring mechanisms, wherein the pair of monitoring mechanisms are arranged on a base 1 and are respectively used for monitoring relative displacement on two mutually vertical surfaces of a guide rail, the friction surfaces between the guide shoe and the guide rail are provided with three surfaces which are respectively two side surfaces and an inner surface, because the two side surfaces are parallel, only one monitoring mechanism is needed for monitoring the wear of the two side surfaces, and the other monitoring mechanism is independently used for monitoring the wear degree of one inner surface. The displacement is monitored in the pair of monitoring mechanisms through the resistance-type sensors, the displacement monitored by the device does not need high accuracy, the resistance-type sensors have high reliability and low price, and the resistance-type sensors can completely adapt to the monitoring requirements of the device.

The pair of monitoring mechanisms are respectively a side surface monitoring mechanism and an inner surface monitoring mechanism, the side surface monitoring mechanism is used for monitoring the wear degree of two side surfaces of the guide shoe, and the inner surface monitoring mechanism is used for monitoring the wear degree of the inner surface of the guide shoe independently. The variable-resistance sensor is an angle sensor, the lateral surface monitoring mechanism and the inner surface monitoring mechanism are both used for converting horizontal displacement into a rotation angle through a transmission structure, and then monitoring the rotation angle through the angle sensor.

The inner face monitoring mechanism comprises an inner face supporting wheel 2, an inner face supporting plate 3, a connecting rod 4 and an inner face angle sensor 5, wherein the inner face supporting wheel 2 is rotatably connected to the inner face supporting plate 3, the inner face supporting plate 3 is rotatably provided with the inner face supporting wheel 2, the inner face supporting wheel 2 is tightly attached to the guide rail through a spring 6 to rotate, friction of the device can be reduced, and the service life of the device is prolonged. Inner face backup pad 3 is articulated with base 1 through connecting rod 4, is provided with through connecting rod 4 indirect inner face backup pad 3 with it on the base 1, can turn into the rotation angle through inner face backup pad 3 around connecting rod 4 department rotation with the horizontal displacement of inner face supporting wheel 2, and then meshes inner face angle sensor 5 and connecting rod 4 through gear drive, measures the rotation angle of connecting rod 4, and then calculates the horizontal displacement of inner face supporting wheel 2, through the horizontal displacement of monitoring inner face supporting wheel 2, and then the degree of wear of guide shoe inner face is inferred.

The side monitoring mechanism comprises a side supporting wheel 7, a side supporting plate 8, a side angle sensor 9 and a supporting block 10, wherein the side supporting wheel 7 is rotatably connected to the side supporting plate 8, one end, far away from the side supporting wheel 7, of the side supporting plate 8 is hinged to the supporting block 10, a spring 6 is arranged between the side supporting plate 8 and the supporting block 10, the side angle sensor 9 is arranged on the supporting block 10 and is meshed with the hinged position of the side supporting plate 8 through gear transmission, the structure principle of the side monitoring mechanism is the same as that of the inner surface monitoring mechanism, the side monitoring mechanism elastically limits the side supporting wheel 7 rotatably connected to the side supporting plate 8 on the side surface of the guide rail through the spring 6, the side supporting plate 8 rotates around the hinged position of the supporting block 10 to convert horizontal displacement into a rotating angle, the rotating angle is transmitted to the side angle sensor 9 through gear transmission, and the side angle sensor 9 calculates the horizontal displacement according to the measured angle, and the degree of friction between the two sides of the guide shoe is deduced. The supporting shoe 10 can be dismantled and establish on base 1, because the space between guide rail and the car frame is less, can dismantle the setting with side monitoring mechanism, can facilitate the device installation, is applicable to narrow and small installation environment.

The car rocks and generally can not directly carry out the displacement on the horizontal direction, but takes place along with the car up-and-down motion, and two supporting wheels receive the power of perpendicular to wheel side when the car rocks, can be followed the car up-and-down motion and cushioned, can not make two supporting wheels receive the damage.

The connection can be dismantled on base 1 through the joint to supporting shoe 10, sets up supporting shoe 10 through the joint on base 1, can utilize the guide rail and join in marriage great upper and lower space between the looks frame and install, when preventing that the device from installing, blocks between guide rail and the frame of joining in marriage. One side of the supporting block 10, which is in contact with the base 1, is provided with a clamping groove 11, the base 1 is provided with a clamping block 12 which is matched with the clamping groove 11, and after the base 1 is installed, the side monitoring mechanism is slidably clamped to the clamping block 12 of the base 1 through the clamping groove 11. Through the fix with screw between joint groove 11 and the joint piece 12, the screw pierces through 11 tops of joint groove and 12 threaded connection of joint piece, fixes side monitoring mechanism on base 1.

One side that inner face supporting wheel 2 was kept away from to base 1 is equipped with fixed plate 13, and fixed plate 13 sets up the one side of keeping away from inner face supporting wheel 2 at base 1, is convenient for to the installation of punching the frame side, and the mounted position is nimble.

The fixed plate 13 outside is equipped with supporting pad 14, and supporting pad 14 sets up in the fixed plate 13 outside, according to the guide rail and the car frame of different specifications, uses the supporting pad 14 of different thickness, makes device monitoring part can with the guide rail phase-match.

Claims

1. Boots wearing and tearing monitoring device is led to elevator, its characterized in that: the device comprises a base (1) and a pair of monitoring mechanisms, wherein the monitoring mechanisms are arranged on the base (1) and used for monitoring the relative displacement of two mutually vertical surfaces of a guide rail respectively, and the displacement is monitored in the monitoring mechanisms through a variable resistance type sensor.

2. The elevator guide shoe wear monitoring device of claim 1, wherein: the pair of monitoring mechanisms are respectively a side surface monitoring mechanism and an inner surface monitoring mechanism, the variable resistance type sensor is an angle sensor, and the side surface monitoring mechanism and the inner surface monitoring mechanism convert horizontal displacement into a rotation angle through a transmission structure and then monitor the rotation angle through the angle sensor.

3. The elevator guide shoe wear monitoring device of claim 2, wherein: inner face monitoring mechanism includes inner face supporting wheel (2), inner face backup pad (3), connecting rod (4) and inner face angle sensor (5), inner face supporting wheel (2) rotate to be connected on inner face backup pad (3), inner face backup pad (3) are articulated through connecting rod (4) and base (1), be equipped with spring (6) between inner face backup pad (3) and base (1), inner face angle sensor (5) are established and are passed through gear drive and connecting rod (4) meshing on base (1).

4. The elevator guide shoe wear monitoring device of claim 3, wherein: the side monitoring mechanism comprises a side supporting wheel (7), a side supporting plate (8), a side angle sensor (9) and a supporting block (10), the side supporting wheel (7) is rotatably connected to the side supporting plate (8), one end, far away from the side supporting wheel (7), of the side supporting plate (8) is hinged to the supporting block (10), a spring (6) is arranged between the side supporting plate (8) and the supporting block (10), the side angle sensor (9) is arranged on the supporting block (10) and meshed with the hinged position of the side supporting plate (8) through gear transmission, and the supporting block (10) can be detachably arranged on the base (1).

5. The elevator guide shoe wear monitoring device of claim 4, wherein: the supporting shoe (10) can be dismantled through the joint and connect on base (1), one side of contacting with base (1) on supporting shoe (10) is equipped with joint groove (11), be equipped with joint piece (12) that suit with joint groove (11) on base (1), pass through the fix with screw between joint groove (11) and joint piece (12).

6. The elevator guide shoe wear monitoring device of claim 5, wherein: and a fixing plate (13) is arranged on one side of the base (1) far away from the inner face supporting wheel (2).

7. The elevator guide shoe wear monitoring device of claim 6, wherein: and a supporting pad (14) is arranged on the outer side of the fixing plate (13).