CN214407336U

CN214407336U - Elevator guide rail offset detection device

Info

Publication number: CN214407336U
Application number: CN202120593301.5U
Authority: CN
Inventors: 尹昌宾
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-10-15
Anticipated expiration: 2031-03-23

Abstract

The utility model provides an elevator guide rail offset detection device, including the elevator guide rail, elevator one side is equipped with measuring assembly, measuring assembly includes the connecting plate, connecting plate one side is equipped with the transmission mouth just to the transmitting element of elevator guide rail, transmitting element is used for transmitting pulse light, transmitting element week side is equipped with a plurality of receiving element that can adjust from top to bottom, a plurality of receiving element is used for receiving the reflected light pulse that transmitting element sent, the connecting plate opposite side is equipped with the control assembly that is used for controlling transmitting element and receiving element and pulls the traction assembly of connecting plate; this practicality sends light through transmitting element, when treating arbitrary receiving element received light, alright give the offset of the different positions department of elevator guide rail, guaranteed the depth of parallelism of elevator guide rail installation to reach the purpose that the accuracy detected.

Description

Elevator guide rail offset detection device

Technical Field

The utility model mainly relates to a technical field that elevator guide rail installation detected specifically is an elevator guide rail offset detection device.

Background

The elevator track is a safety track which is arranged on the wall of a well and is used for the elevator to run up and down in the well. The elevator track plays a role in guiding the elevator car and also plays a role in supporting when the safety gear brakes, and is an important part in an elevator system; the installation of the rails is a relatively rigid process, and the correction of the matching parameters of the elevator rails generally needs to be done during installation. If there is a problem in the installation process, resulting in installation deviation, the running stability and comfort of the elevator must be affected when the elevator is put into use at a later stage. Only when the vertical precision of the track is ensured, the situation of shaking and swinging of the elevator can not occur in the running process. Because of the long shaft, the offset of the rail is generally measured by placing a reference steel wire at present. The reference wire is a vertical line connecting the top and bottom of the hoistway, and then the installer visually observes the spacing between the rail and the template line to determine whether there is an installation deviation. The manual detection mode has low measurement precision and high error probability, can not well ensure the quality of track installation, wastes time and labor, and influences the installation efficiency of the elevator.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides an elevator guide rail offset detection device for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides an elevator guide rail offset detection device, includes the elevator guide rail, elevator one side is equipped with measuring component, measuring component includes the connecting plate, connecting plate one side is equipped with the transmission mouth just to the transmitting element of elevator guide rail, transmitting element is used for transmitting pulse light, transmitting element week side is equipped with a plurality of receiving element that can adjust from top to bottom, and is a plurality of receiving element is used for receiving the reflection light pulse that transmitting element sent, the connecting plate opposite side is equipped with the control assembly who is used for controlling transmitting element and receiving element and pulls the traction assembly of connecting plate.

Further, the emitting element comprises a laser emitter, a collimating element, and a diffractive optic; the laser emitter is used for emitting laser (infrared laser wave), and the collimation element is arranged on the light path of the laser emitter and is used for collimating the laser emitted by the laser emitter; the diffraction optical device is arranged on the optical path of the laser transmitter and used for receiving the laser collimated by the collimation element and diffusing the laser to form a laser pattern.

Furthermore, one side of the receiving element is hinged with the connecting plate, and the receiving element comprises a photosensitive chip and a lens; the lens is used for collecting the received light to the photosensitive chip, and the photosensitive chip is used for receiving the infrared laser waves reflected by the surface of the guide rail; the imaging lens is used for converging incident light rays to the photosensitive chip; the photosensitive chip can collect light reflected by the guide rail.

Furthermore, the control assembly comprises a circuit board and an A/D conversion circuit, two ends of the A/D conversion circuit are respectively connected with the circuit board and the receiving element, the circuit board is connected with the transmitting element, a communication interface is arranged at the top end of the circuit board, and the circuit board is used for transmitting and receiving signals; when the guide rail to be detected deviates, any receiving element on the peripheral side of the transmitting element can receive the infrared laser wave, other receiving elements cannot receive the infrared laser wave, parallel lines between the guide rail and the receiving elements are the same, and the position of the guide rail, which deviates to any position, can be determined according to the infrared light wave received by the receiving elements; the A/D conversion circuit is used for converting the optical signal into a digital signal, the circuit board is used for transmitting the signal to the communication interface, and the communication interface is preferably received by a CAN-BUS.

Furthermore, a processing unit and a communication module are arranged on the circuit board, the processing unit is used for transmitting instructions and processing signals, and the communication module is used for pairing with the monitoring equipment and transmitting information; the processing unit comprises a processor and a storage medium, wherein the processor can be a single chip microcomputer or other general processors (CPUs); the pass-through module may be a wireless communicator of WIFI4G, such as a 4G module of a model 4G IP MODEM.

Furthermore, the traction assembly comprises two movable plates, the two movable plates are fixedly connected with one side of the connecting plate, a limiting steel wire penetrates through one end of each movable plate in a movable mode, and a traction rope is fixedly connected to the top end of each movable plate; the limiting steel wire is used for limiting the parallel movement of the moving plate, and the traction rope pulls the whole detection device to move up and down through the motor.

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

an elevator guide rail offset detection device is provided with a transmitting element and a receiving element, pulse light is emitted in parallel through the transmitting element, when a guide rail is offset, any receiving element on the peripheral side of the transmitting element can receive light pulse, other receiving elements cannot receive infrared laser wave, parallel lines between the guide rail and the receiving elements are the same, the offset position of the guide rail to any position can be determined according to the light received by the receiving element, and the offset direction and distance can be calculated according to the Pythagorean theorem; this practicality sends light through transmitting element, when treating arbitrary receiving element received light, alright give the offset of the different positions department of elevator guide rail, guaranteed the depth of parallelism of elevator guide rail installation to reach the purpose that the accuracy detected.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic diagram of the circuit board structure of the present invention;

fig. 4 is a schematic structural view of the traction assembly of the present invention.

In the figure: 1. an elevator guide rail; 2. a measurement assembly; 3. a control component; 4. a traction assembly; 21. a transmitting element; 22. a receiving element; 23. a connecting plate; 31. a circuit board; 32. an A/D conversion circuit; 33. a communication interface; 41. moving the plate; 42. a limiting steel wire; 43. a hauling rope; 211. a laser transmitter; 212. a collimating element; 213. a diffractive optical device; 221. a lens; 222. and a photosensitive chip.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4 again, an elevator guide rail offset detection device includes an elevator guide rail 1, a measurement assembly 2 is disposed on one side of the elevator, the measurement assembly 2 includes a connection plate 23, a transmission port is disposed on one side of the connection plate 23 and faces a transmission element 21 of the elevator guide rail 1, the transmission element 21 is used for transmitting pulsed light, a plurality of receiving elements 22 which can be adjusted up and down are disposed on the periphery of the transmission element 21, the plurality of receiving elements 22 are used for receiving reflected light pulses transmitted by the transmission element 21, and a control assembly 3 for controlling the transmission element 21 and the receiving elements 22 and a traction assembly 4 for traction the connection plate 23 are disposed on the other side of the connection plate 23; this practicality sends light through transmitting element 21, when treating arbitrary receiving element 22 and receive light, alright give the offset of elevator guide rail 1 different positions department, guaranteed the depth of parallelism of elevator guide rail 1 installation to reach the purpose that the accurate detected.

Referring again to fig. 2, in the present embodiment, the emitting element 21 includes a laser emitter 211, a collimating element 212, and a diffractive optic 213; the laser emitter 211 is used for emitting laser (infrared laser wave), and the collimating element 212 is arranged on the optical path of the laser emitter 211 and is used for collimating the laser emitted by the laser emitter 211; the diffractive optical device 213 is disposed on the optical path of the laser emitter 211, and is configured to receive the laser light collimated by the collimating element 212 and diffuse the laser light to form a laser light pattern;

in this embodiment, one side of the receiving element 22 is hinged with the connecting plate 23, and the receiving element 22 comprises a photosensitive chip 222 and a lens 221; the lens 221 is configured to collect the received light onto the photosensitive chip 222, and the photosensitive chip 222 is configured to receive the infrared laser wave reflected by the surface of the guide rail; the photosensitive chip 222 is located on the image side of the imaging lens 221, and the imaging lens 221 is used for converging incident light rays to the photosensitive chip 222; the light sensing chip 222 can collect light reflected by the guide rail.

Referring to fig. 1-3 again, the control module 3 includes a circuit board 31 and an a/D conversion circuit 32, two ends of the a/D conversion circuit 32 are respectively connected to the circuit board 31 and the receiving element 22, the circuit board 31 is connected to the transmitting element 21, and a communication interface 33 is disposed at a top end of the circuit board 31, the circuit board 31 is used for transmitting and receiving signals; when the guide rail to be detected deviates, any receiving element 22 on the peripheral side of the transmitting element 21 can receive the infrared laser wave, other receiving elements 22 cannot receive the infrared laser wave, parallel lines between the guide rail and the receiving elements 22 are the same, and the position of the guide rail deviating to any position can be determined according to the infrared laser wave received by the receiving elements 22; the A/D conversion circuit 32 is used for converting the optical signal into a digital signal, the circuit board 31 is used for transmitting the signal to the communication interface 33, and the communication interface 33 is preferably received by a CAN-BUS; in this embodiment, the circuit board 31 is provided with a processing unit and a communication module, the processing unit is used for transmitting instructions and processing signals, and the communication module is used for pairing with the monitoring device and transmitting information; the processing unit comprises a processor and a storage medium, wherein the processor can be a single chip microcomputer or other general processors (CPUs); the pass-through module may be a wireless communicator of WIFI4G, such as a 4G module of a model 4G IP MODEM.

Please refer to fig. 1 again, the traction assembly 4 includes two moving plates 41, both of the two moving plates 41 are fixedly connected to one side of the connecting plate 23, a limiting steel wire 42 movably penetrates through one end of the moving plate 41, and a traction rope 43 is fixedly connected to the top end of the moving plate 41; the limiting steel wire 42 is used for limiting the parallel movement of the moving plate 41, and the traction rope 43 pulls the whole detection device to move up and down through the motor.

The utility model discloses a concrete operation as follows:

a lift guide rail offset detection device, the pull wire is driven by the electrical machinery, the shifting plate 41 connected with pull wire moves up or down under the limit of the spacing steel wire 42, send out the infrared laser wave to the vertical plane of the lift guide rail 1 through the emitter element 21 at this moment, when the guide rail is deflected, any receiver element 22 of the peripheral side of the emitter element 21 will receive the light, other receiver elements 22 will not receive the light, the parallel line between guide rail and receiver element 22 is the same, can determine the position that the guide rail deflects to any position according to the light that the receiver element 22 receives, can calculate the direction and distance of the deflection according to the pythagorean theorem at the same time; the optical signal of the receiving element 22 sends an electrical signal to the circuit board 31 through the a/D conversion circuit 32, and sends a digital signal to the communication interface 33 or the communication module through the processor, so that the detection is convenient, and the purpose of quick detection is achieved.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The elevator guide rail offset detection device comprises an elevator guide rail (1), and is characterized in that a measurement assembly (2) is arranged on one side of an elevator, the measurement assembly (2) comprises a connecting plate (23), one side of the connecting plate (23) is provided with a transmitting element (21) with a transmitting opening facing the elevator guide rail (1), the transmitting element (21) is used for transmitting pulsed light, a plurality of receiving elements (22) capable of being adjusted up and down are arranged on the peripheral side of the transmitting element (21), the receiving elements (22) are used for receiving reflected light pulses transmitted by the transmitting element (21), and a control assembly (3) for controlling the transmitting element (21) and the receiving element (22) and a traction assembly (4) for traction the connecting plate (23) are arranged on the other side of the connecting plate (23).

2. The elevator guide rail offset detection apparatus according to claim 1, wherein the emission element (21) includes a laser emitter (211), a collimating element (212), and a diffractive optical device (213), the collimating element (212) is disposed in an optical path of the laser emitter (211) and is configured to collimate the laser light emitted by the laser emitter (211), and the diffractive optical device (213) is disposed in the optical path of the laser emitter (211) and is located on a side of the collimating element (212) facing away from the laser emitter (211).

3. The elevator guide rail offset detection device according to claim 1, wherein the receiving member (22) is hinged to the connection plate (23) at one side, and the receiving member (22) comprises a photosensitive chip (222) and a lens (221), and the lens (221) is used for collecting the received light onto the photosensitive chip (222).

4. The elevator guide rail offset detection device according to claim 1, wherein the control module (3) comprises a circuit board (31) and an a/D conversion circuit (32), two ends of the a/D conversion circuit (32) are respectively connected with the circuit board (31) and the receiving element (22), the circuit board (31) is connected with the transmitting element (21), and a communication interface (33) is arranged at the top end of the circuit board (31), and the circuit board (31) is used for transmitting and receiving signals.

5. The elevator guide rail offset detection device according to claim 4, wherein the circuit board (31) is provided with a processing unit and a communication module, the processing unit is used for transmitting commands and processing signals, and the communication module is used for pairing with monitoring equipment and transmitting information.

6. The elevator guide rail offset detection device according to claim 1, wherein the traction assembly (4) comprises two moving plates (41), both of the two moving plates (41) are fixedly connected with one side of the connecting plate (23), a limiting steel wire (42) is movably penetrated through one end of each moving plate (41), and a traction rope (43) is fixedly connected to the top end of each moving plate (41).