Lift car cleaning device for elevator maintenance

Abstract

The utility model discloses a lift car cleaning device for elevator maintenance, which comprises a movable chassis, a jacking mechanism is fixedly mounted at the top of the movable chassis, a telescopic mechanism is fixedly mounted at the top of the jacking mechanism, a cleaning mechanism is arranged on one side of the telescopic mechanism, and the cleaning mechanism comprises a third mounting plate. A transverse cleaning roller is rotatably mounted on one side of the third mounting plate, a vertical cleaning roller is rotatably mounted on one side of the third mounting plate, a distance sensor is fixedly mounted at the top of the third mounting plate, the displacement capacity is provided for equipment through the movable chassis, and the inner wall of the lift car is cleaned through the transverse cleaning roller; the vertical corners in the lift car are cleaned through the vertical cleaning roller, lifting of the cleaning mechanism is controlled through the jacking mechanism to increase the cleaning range of the cleaning mechanism, meanwhile, the distance between the transverse cleaning roller and the wall surface is detected through the distance sensor, and then stretching and retracting of the cleaning mechanism are controlled through the jacking mechanism. The cleaning mechanism is always close to the inner wall of the elevator.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator maintenance, in particular to a car cleaning device for elevator maintenance. Background Art

[0002] An elevator is a permanent transportation device that serves several specific floors in a building, with its car running on at least two rows of rigid rails that are perpendicular to the horizontal plane or have an inclination angle of less than fifteen degrees to the plumb line. There are also stepped types, with treads mounted on tracks and running continuously, commonly known as escalators or moving walkways, which are fixed lifting equipment that serve specified floors. A vertical elevator has a car that runs between at least two rows of rigid guide rails that are perpendicular or have an inclination angle of less than fifteen degrees. The size and structure of the car are convenient for passengers to enter and exit or load and unload goods. It is customary to use elevators as a general term for vertical transportation vehicles in buildings, regardless of their driving mode.

[0003] The elevator car refers to the actual enclosed space in the elevator used to carry passengers or goods. It is a key component of the elevator system and is designed to provide a safe and comfortable vertical transportation environment. In order to maintain the comfort of the interior environment of the elevator car, it is usually cleaned manually on a regular basis, which is time-consuming and labor-intensive. There is an urgent need for an elevator maintenance car cleaning device to replace manual operations. Utility Model Content

[0004] The utility model aims to provide a car cleaning device for elevator maintenance, which has the advantage of replacing manual cleaning of the interior of the car and solves the problem that manual cleaning of the interior of the car is time-consuming and laborious.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a car cleaning device for elevator maintenance, comprising a mobile chassis, a lifting mechanism is fixedly installed on the top of the mobile chassis, a telescopic mechanism is fixedly installed on the top of the lifting mechanism, a cleaning mechanism is arranged on one side of the telescopic mechanism, the cleaning mechanism comprises a third mounting plate, a horizontal cleaning roller is rotatably installed on one side of the third mounting plate, a vertical cleaning roller is rotatably installed on one side of the third mounting plate, and a distance sensor is fixedly installed on the top of the third mounting plate.

[0006] As a preferred elevator car cleaning device for maintenance of the utility model, the telescopic mechanism includes a second mounting plate, a second motor is fixedly mounted on the top of the second mounting plate, the output shaft of the second motor is fixedly connected to a second screw via a coupling, and the third mounting plate is threadedly connected to the surface of the second screw.

[0007] As a preferred elevator maintenance car cleaning device of the utility model, the telescopic mechanism also includes a load-bearing plate, a plurality of limit columns are fixedly installed on the top of the second mounting plate, a plurality of limit grooves are opened inside the third mounting plate, the load-bearing plate is fixedly installed on the top of the limit columns, the limit columns are slidably installed inside the limit grooves, and the third mounting plate is slidably installed on the top of the second mounting plate through the limit columns and the load-bearing plate.

[0008] As a preferred elevator car cleaning device for maintenance of the utility model, the jacking mechanism includes a first mounting plate and a connecting block, two sets of slide rails are fixedly installed on the top of the first mounting plate, a slider is slidably installed on the top of the slide rail, a first connecting rod is rotatably installed on one side of the slider, a second connecting rod is rotatably installed on one side of the first connecting rod, one end of the first connecting rod is rotatably installed on the bottom of the second mounting plate through the connecting block, and the second connecting rod is rotatably installed inside the first mounting plate and the second mounting plate through two sets of connecting blocks.

[0009] As a preferred elevator car cleaning device for maintenance of the utility model, a first motor is fixedly mounted on the top of the first mounting plate, an output shaft of the first motor is fixedly connected to a first screw via a coupling, and the slider is threadedly connected to an outer wall of the first screw.

[0010] As a preferred embodiment of the elevator maintenance car cleaning device of the utility model, the second motor and the first motor are specifically servo motors.

[0011] As a preferred embodiment of the elevator maintenance car cleaning device of the utility model, the transverse cleaning roller and the vertical cleaning roller are specifically electrostatic dust removal rollers.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model provides displacement capability for the equipment through a mobile chassis, cleans the inner wall of the car through a horizontal cleaning roller, cleans the vertical corners inside the car through a vertical cleaning roller, and controls the lifting and lowering of the cleaning mechanism through a lifting mechanism to increase the cleaning range of the cleaning mechanism. At the same time, the distance between the horizontal cleaning roller and the wall is detected by a distance sensor, and the extension and retraction of the cleaning mechanism is controlled by the lifting mechanism, so that the cleaning mechanism is always close to the inner wall of the elevator, which is convenient for cleaning various protrusions and grooves and reduces the cleaning dead angle of the equipment. It has the advantage of replacing manual cleaning of the interior of the car, and solves the problem of time-consuming and labor-intensive manual cleaning of the interior of the car. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2It is a structural schematic diagram of the jacking mechanism of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the telescopic mechanism of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the cleaning mechanism of the utility model.

[0018] In the figure: 1. mobile chassis; 2. lifting mechanism; 201. first mounting plate; 202. first motor; 203. first screw; 204. slide rail; 205. slider; 206. first connecting rod; 207. second connecting rod; 208. connecting block; 3. telescopic mechanism; 301. second mounting plate; 302. second motor; 303. second screw; 304. limiting column; 305. bearing plate; 4. cleaning mechanism; 401. third mounting plate; 402. horizontal cleaning roller; 403. vertical cleaning roller; 404. distance sensor; 405. limiting groove. DETAILED DESCRIPTION

[0019] See also Figure 1-4 , a car cleaning device for elevator maintenance, comprising a mobile chassis 1, a lifting mechanism 2 is fixedly installed on the top of the mobile chassis 1, a telescopic mechanism 3 is fixedly installed on the top of the lifting mechanism 2, a cleaning mechanism 4 is arranged on one side of the telescopic mechanism 3, the cleaning mechanism 4 comprises a third mounting plate 401, a horizontal cleaning roller 402 is rotatably installed on one side of the third mounting plate 401, a vertical cleaning roller 403 is rotatably installed on one side of the third mounting plate 401, and a distance sensor 404 is fixedly installed on the top of the third mounting plate 401;

[0020] During use, the mobile chassis 1 is used to provide displacement capability for the device, and the transverse cleaning roller 402 is used to clean the inner wall of the car, and the vertical cleaning roller 403 is used to clean the vertical corners inside the car, and the lifting mechanism 2 is used to control the lifting and lowering of the cleaning mechanism 4 to increase the cleaning range of the cleaning mechanism 4. At the same time, the distance sensor 404 is used to detect the distance between the transverse cleaning roller 402 and the wall, and the lifting mechanism 2 is used to control the extension and retraction of the cleaning mechanism 4, so that the cleaning mechanism 4 is always close to the inner wall of the elevator, which is convenient for cleaning various protrusions and grooves and reduces the cleaning dead angles of the equipment. It has the advantage of replacing manual cleaning of the interior of the car, and solves the problem of time-consuming and labor-intensive manual cleaning of the interior of the car.

[0021] Further, the telescopic mechanism 3 includes a second mounting plate 301, a second motor 302 is fixedly mounted on the top of the second mounting plate 301, an output shaft of the second motor 302 is fixedly connected to a second screw 303 via a coupling, and a third mounting plate 401 is threadedly connected to the surface of the second screw 303;

[0022] Further, the telescopic mechanism 3 also includes a bearing plate 305, a plurality of limiting columns 304 are fixedly installed on the top of the second mounting plate 301, a plurality of limiting grooves 405 are opened inside the third mounting plate 401, the limiting columns 304 are slidably installed inside the limiting grooves 405, and the third mounting plate 401 is slidably installed on the top of the second mounting plate 301 through the limiting columns 304 and the bearing plate 305;

[0023] During use, the second motor 302 drives the second screw 303 to rotate, and the third mounting plate 401 is displaced by the cooperation between the second screw 303 and the third mounting plate 401. In this process, the displacement direction of the third mounting plate 401 is limited by the cooperation between the limit column 304 and the limit groove 405, and the bearing plate 305 is used to increase the contact fulcrum between the telescopic mechanism 3 and the lifting mechanism 2, thereby reducing the stress between the telescopic mechanism 3 and the cleaning mechanism 4, thereby preventing the second screw 303 from being deformed after long-term use.

[0024] Further, the lifting mechanism 2 includes a first mounting plate 201 and a connecting block 208, two sets of slide rails 204 are fixedly installed on the top of the first mounting plate 201, a slider 205 is slidably installed on the top of the slide rail 204, a first connecting rod 206 is rotatably installed on one side of the slider 205, a second connecting rod 207 is rotatably installed on one side of the first connecting rod 206, one end of the first connecting rod 206 is rotatably installed on the bottom of the second mounting plate 301 through the connecting block 208, and the second connecting rod 207 is rotatably installed inside the first mounting plate 201 and the second mounting plate 301 through the two sets of connecting blocks 208;

[0025] During use, one end of the first connecting rod 206 is driven to move by the slider 205, and the angle of the first connecting rod 206 and the second connecting rod 207 is changed with the cooperation between the first connecting rod 206 and the second connecting rod 207, and then the distance between the first mounting plate 201 and the second mounting plate 301 is changed with the cooperation of the connecting block 208, the first mounting plate 201, and the second mounting plate 301.

[0026] Furthermore, a first motor 202 is fixedly mounted on the top of the first mounting plate 201, an output shaft of the first motor 202 is fixedly connected to a first screw 203 via a coupling, and a slider 205 is threadedly connected to an outer wall of the first screw 203;

[0027] During use, the first motor 202 drives the first screw rod 203 to rotate, and then the first screw rod 203 and the slide rail 204 cooperate to drive the slider 205 to move.

[0028] Further, the second motor 302 and the first motor 202 are specifically servo motors;

[0029] During use, the second motor 302 and the first motor 202, which are specifically servo motors, ensure the accuracy of the telescopic and lifting distances.

[0030] Furthermore, the transverse cleaning roller 402 and the vertical cleaning roller 403 are specifically electrostatic dust removal rollers;

[0031] During use, the transverse cleaning roller 402 and the vertical cleaning roller 403, which are specifically electrostatic dust removal rollers, can effectively absorb and remove very fine dust and particles, ensuring the cleaning ability of the device.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An elevator car cleaning device for elevator maintenance, comprising a mobile chassis (1), a lifting mechanism (2) fixedly mounted on the top of the mobile chassis (1), a telescopic mechanism (3) fixedly mounted on the top of the lifting mechanism (2), a cleaning mechanism (4) disposed on one side of the telescopic mechanism (3), characterized in that: The cleaning mechanism (4) comprises a third mounting plate (401), a transverse cleaning roller (402) being rotatably mounted on one side of the third mounting plate (401), a vertical cleaning roller (403) being rotatably mounted on one side of the third mounting plate (401), and a distance sensor (404) being fixedly mounted on the top of the third mounting plate (401).

2. The elevator car cleaning device for maintenance according to claim 1, characterized in that: The telescopic mechanism (3) comprises a second mounting plate (301), a second motor (302) being fixedly mounted on the top of the second mounting plate (301), an output shaft of the second motor (302) being fixedly connected to a second screw rod (303) via a coupling, and the third mounting plate (401) being threadedly connected to the surface of the second screw rod (303).

3. The elevator car cleaning device for maintenance according to claim 1, characterized in that: The telescopic mechanism (3) further comprises a bearing plate (305), a plurality of limiting columns (304) are fixedly mounted on the top of the second mounting plate (301), a plurality of limiting grooves (405) are provided inside the third mounting plate (401), the bearing plate (305) is fixedly mounted on the top of the limiting columns (304), the limiting columns (304) are slidably mounted inside the limiting grooves (405), and the third mounting plate (401) is slidably mounted on the top of the second mounting plate (301) via the limiting columns (304) and the bearing plate (305).

4. The elevator car cleaning device for maintenance according to claim 1, characterized in that: The lifting mechanism (2) comprises a first mounting plate (201) and a connecting block (208); two sets of slide rails (204) are fixedly mounted on the top of the first mounting plate (201); a slider (205) is slidably mounted on the top of the slide rail (204); a first connecting rod (206) is rotatably mounted on one side of the slider (205); a second connecting rod (207) is rotatably mounted on one side of the first connecting rod (206); one end of the first connecting rod (206) is rotatably mounted on the bottom of the second mounting plate (301) via the connecting block (208); and the second connecting rod (207) is rotatably mounted inside the first mounting plate (201) and the second mounting plate (301) via the two sets of connecting blocks (208).

5. The elevator car cleaning device for maintenance according to claim 4, characterized in that: A first motor (202) is fixedly mounted on the top of the first mounting plate (201); an output shaft of the first motor (202) is fixedly connected to a first screw rod (203) via a coupling; and the sliding block (205) is threadedly connected to an outer wall of the first screw rod (203).

6. The elevator car cleaning device for maintenance according to claim 2, characterized in that: The second motor (302) and the first motor (202) are specifically servo motors.

7. The elevator car cleaning device for maintenance according to claim 1, characterized in that: The transverse cleaning roller (402) and the vertical cleaning roller (403) are specifically electrostatic dust removal rollers.

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