CN215854484U

CN215854484U - Elevator leveling device

Info

Publication number: CN215854484U
Application number: CN202120479354.4U
Authority: CN
Inventors: 吴显焘; 张皓然; 周培基
Original assignee: Shanghai Mitsubishi Elevator Co Ltd
Current assignee: Shanghai Mitsubishi Elevator Co Ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2022-02-18
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses an elevator leveling device, which comprises: the elevator car elevator comprises a first mounting part, at least one flat sensor and a second mounting part, wherein the first mounting part is fixedly mounted on the elevator car; the second mounting part is fixedly mounted on the inner wall of the shaft; the baffle is fixedly arranged on the upper part of the second mounting part and is matched with the leveling sensor; floor recognition device, floor recognition device includes: the first transmitting part is fixedly arranged at the lower part of the second mounting part and is used for transmitting floor information; the first receiving part is fixedly arranged at the lower part of the first mounting part, the first receiving part is matched with the first transmitting part, and the first receiving part is used for receiving floor information. By applying the utility model, corresponding floor information can be directly obtained while the elevator car completes floor leveling action, and the utility model has simple structure and convenient installation.

Description

Elevator leveling device

Technical Field

The utility model relates to the technical field of elevator leveling, in particular to an elevator leveling device.

Background

Leveling of the elevator means that the car sill and landing sill are about to move on the same plane when the car approaches a stop. The elevator leveling device realizes the stopping of an elevator at a leveling position and ensures the stopping precision. At present, the more common elevator flat bed mode often divide into two kinds: firstly, acquiring the relative position of an elevator, such as a leveling sensor and a magnetic isolation plate; the other is to obtain the absolute position of the elevator in the shaft, such as a magnetic grid ruler and the like; the position of the elevator car in the hoistway is important information for elevator operation, and the single elevator car leveling mode is prone to failure in the hoistway. The traditional leveling device can realize the leveling function of the elevator car, and the floor position information of the elevator car is unknown through the single leveling device. The elevator floor position information is generally obtained by returning data to a control system through an encoder and performing system calculation. The floor position information acquisition mode is single, and the elevator has the possibility of losing position after losing power. If the elevator is in power failure and people are trapped, the elevator power failure information is transmitted to the personnel outside the elevator in real time. After the outside people know that the elevator is trapped, the position of the elevator car in the hoistway is confirmed, and the information is important to follow-up rescue workers. The existing elevator equipment in the market does not have the function of clearly outputting the position of the elevator car after the elevator loses power.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to solve the above problems, an object of the present invention is to provide an elevator leveling device, including:

a first mounting portion fixedly mounted on an elevator car,

at least one level sensor fixedly mounted on the upper portion of the first mounting portion;

the second mounting part is fixedly mounted on the inner wall of the shaft;

the baffle is fixedly arranged on the upper part of the second mounting part and is matched with the leveling sensor;

a floor identification device, the floor identification device comprising: a first transmitting part and a first receiving part,

the first transmitting part is fixedly arranged at the lower part of the second mounting part and is used for transmitting floor information;

the first receiving part is fixedly arranged at the lower part of the first mounting part, the first receiving part is matched with the first transmitting part, and the first receiving part is used for receiving the floor information.

In another preferred embodiment, the number of the leveling sensors is two, the two leveling sensors are sequentially arranged on the upper portion of the first installation portion from top to bottom, and a certain distance is arranged between the two leveling sensors.

In another preferred embodiment, the leveling sensor is a photoelectric leveling sensor or a hall sensor, and the baffle is a light barrier or a magnetism isolating plate.

In another preferred embodiment, the baffle is arranged along the vertical direction, and the length of the baffle along the vertical direction is greater than the distance between two ends, far away from each other, of the two leveling sensors.

In another preferred embodiment, the first mounting portion includes: the sheet metal component, sheet metal component fixed mounting in on the elevator car, the sheet metal component has a first installation face, vertical direction setting is followed to first installation face, first installation face is kept away from the elevator car sets up, just the sheet metal component is including the both sides mounting panel and the positive mounting panel that are the integral type structure, two the side mounting panel set up respectively in the both sides of positive mounting panel, and two the side mounting panel respectively for positive mounting panel orientation the elevator car is 90 crooked settings, first installation face form in positive mounting panel is kept away from one side of elevator car.

In another preferred embodiment, the second mounting portion includes: the installation part is of a plate-shaped structure and is fixedly installed on the inner wall of the hoistway, the installation part is provided with a second installation surface, the second installation surface is parallel to the first installation surface, and the second installation surface is far away from the inner wall of the hoistway.

In another preferred embodiment, each of the leveling sensors has a U-shaped sensing end, and the barrier is operable to simultaneously pass over both of the U-shaped sensing ends as the elevator car moves.

In another preferred embodiment, the first emitting part comprises a plurality of infrared sensor emitting ends which are sequentially arranged along the vertical direction, and each infrared sensor emitting end is fixedly connected with the second mounting part;

first receiving part includes a plurality of infrared sensor receiving terminals that set gradually along vertical direction, each the infrared sensor receiving terminal all with first installation department fixed connection, just the infrared sensor receiving terminal with the quantity of infrared sensor transmitting terminal equals, each the infrared sensor receiving terminal is operatively just with infrared sensor's transmitting terminal sets up.

In another preferred embodiment, the method further comprises: the device comprises an upper in-place sensor, an upper in-place sensing piece, a lower in-place sensor and a lower in-place sensing piece, wherein the upper in-place sensor is matched with the upper in-place sensing piece, and the lower in-place sensor is matched with the lower in-place sensing piece;

the upper in-place sensor is arranged on the first installation part, the upper in-place sensing part is arranged on the second installation part, the upper in-place sensor is arranged above the first receiving part, the upper in-place sensing part is arranged above the first transmitting part, and the upper in-place sensor is operably opposite to the upper in-place sensing part;

the sensor that targets in place down set up in on the first installation department, down the response piece that targets in place set up in on the second installation department, just down the sensor that targets in place set up in the below of first receiving portion, down the response piece that targets in place set up in the below of first transmitting portion, down the sensor that targets in place operationally with down the response piece that targets in place just right mutually.

In another preferred embodiment, the method further comprises: the control unit is connected with the floor recognition device, the latch, the clock circuit and the buzzer are all connected with the control unit, and the control unit, the latch, the clock circuit and the buzzer are all arranged on the elevator car.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following positive effects: by applying the elevator information acquisition device, corresponding floor number information can be directly obtained while an elevator car completes floor leveling action, and the elevator information acquisition device is simple in structure and convenient to install; the safety of the elevator in the daily use process is further improved, and convenience is provided for obtaining rescue information when the elevator breaks down.

Drawings

Fig. 1 is a combined schematic view of an elevator leveling device of the present invention;

fig. 2 is a schematic view of a first installation part of an elevator leveling device of the present invention;

fig. 3 is a schematic view of a second installation part of the elevator leveling device of the utility model.

In the drawings:

1. a first mounting portion; 2. a leveling sensor; 3. a second mounting portion; 4. a baffle plate; 11. a sheet metal part; 12. a first mounting surface; 111. a side mounting plate; 112. a positive mounting plate; 31. a mounting member; 32. a second mounting surface; 21. a U-shaped induction end; 5. an infrared sensor emitting end; 6. an infrared sensor receiving end; 7. an upper in-place sensor; 71. an upper in-place sensing member; 8. a lower in-place sensor; 81. and (5) placing the induction piece in place.

Detailed Description

The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

As shown in fig. 1 to 3, there is shown an elevator leveling device of a preferred embodiment, including: the elevator car elevator comprises a first mounting part 1, at least one leveling sensor 2 and a second mounting part 1, wherein the first mounting part 1 is fixedly mounted on an elevator car, and the leveling sensor 2 is fixedly mounted on the upper part of the first mounting part 1; the second mounting part 3, the second mounting part 3 is fixedly mounted on the inner wall of the shaft; the baffle 4 is fixedly arranged on the upper part of the second mounting part 3, and the baffle 4 is matched with the leveling sensor 2; floor recognition device, floor recognition device includes: the first transmitting part is fixedly arranged at the lower part of the second mounting part 3 and is used for transmitting floor information; the first receiving part is fixedly arranged at the lower part of the first mounting part 1, the first receiving part is matched with the first transmitting part, and the first receiving part is used for receiving floor information. Further, as the elevator landing device, the first installation part 1 is fixedly installed on the outer wall of the elevator car, and for the second installation part 3, the second installation part 3 is installed at each floor of the building, and each installation part is at least installed with a corresponding first receiving part, for example, for a building with N floors, the corresponding elevator has N floor exits, obviously also has N second installation parts 3, and has N corresponding first emitting parts and N baffle plates 4, when the elevator runs, the first installation part 1 drives the first receiving part to pass through the N first emitting parts in sequence along with the movement of the elevator, each first emitting part sends different floor information according to the different floors, the floor information is specifically the number of floors, for example, the first transmitting part of the nth floor transmits the information of the nth floor to the first receiving part, so that the position of the current elevator can be judged through the floor information received by the first receiving part; meanwhile, under the action of the baffle 4 of the corresponding floor, the leveling sensor 2 judges whether the elevator reaches the appointed floor and judges and records the information of the floor where the elevator is under the control of the corresponding background management system, and therefore two systems capable of respectively acquiring the floor information are provided in the running process of the elevator.

Further, as a preferred embodiment, the number of the flat bed sensors 2 is two, the two flat bed sensors 2 are sequentially disposed on the upper portion of the first mounting portion 1 from top to bottom, and a certain distance is formed between the two flat bed sensors 2.

Further, as a preferred embodiment, the flat bed sensor 2 is a photoelectric flat bed sensor 2 or a hall sensor, and the baffle 4 is a light barrier or a magnetism isolating plate. Further, when the leveling sensor 2 adopts the photoelectric leveling sensor 2, the corresponding baffle 4 adopts a light barrier, and the shielding effect of the light barrier finishes the triggering of the photoelectric leveling sensor 2; when the leveling sensor 2 adopts a Hall sensor, the corresponding baffle 4 adopts a magnetism isolating plate, and the magnetism isolating plate correspondingly triggers when passing through the Hall sensor.

Further, as a preferred embodiment, the baffle 4 is arranged along the vertical direction, and the length of the baffle 4 along the vertical direction is greater than the distance between two ends of the two flat bed sensors 2, which are far away from each other.

Further, as a preferred embodiment, the first mounting portion 1 includes: sheet metal component 11, sheet metal component 11 fixed mounting is on elevator car, sheet metal component 11 has a first installation face 12, first installation face 12 sets up along vertical direction, elevator car setting is kept away from to first installation face 12, and sheet metal component 11 is including the both sides mounting panel 111 and the positive mounting panel 112 that are the integral type structure, both sides mounting panel 111 sets up respectively in the both sides of positive mounting panel 112, and both sides mounting panel 111 is 90 crooked settings towards elevator car for positive mounting panel 112 respectively, first installation face 12 is formed in the one side that elevator car was kept away from to positive mounting panel 112.

Further, as a preferred embodiment, the second mounting portion 3 includes: the mounting member 31, the mounting member 31 is a plate structure, the mounting member 31 is fixedly mounted on the inner wall of the hoistway, the mounting member 31 has a second mounting surface 32, the second mounting surface 32 is arranged parallel to the first mounting surface 12, and the second mounting surface 32 is arranged far away from the inner wall of the hoistway.

Further, as a preferred embodiment, the mounting member 31 is further provided with a plurality of lightening holes. Further, the production cost and the quality of the elevator leveling device are reduced.

Further, as a preferred embodiment, each leveling sensor 2 has a U-shaped sensing end 21, and the blocking plate 4 is operable to pass both U-shaped sensing ends 21 simultaneously with movement of the elevator car.

Further, as a preferred embodiment, the first emitting portion includes a plurality of infrared sensor emitting ends 5 sequentially arranged along the vertical direction, and each infrared sensor emitting end 5 is fixedly connected with the second mounting portion 3; the first receiving part comprises a plurality of infrared sensor receiving ends 6 which are sequentially arranged along the vertical direction, each infrared sensor receiving end 6 is fixedly connected with the first mounting part 1, the number of the infrared sensor receiving ends 6 is equal to that of the infrared sensor transmitting ends 5, and each infrared sensor receiving end 6 is operably arranged right opposite to the transmitting end with the infrared sensor. Furthermore, the infrared sensor transmitting end 5 and the infrared sensor receiving end 6 are adopted to carry out installation and calibration more easily, and cost is greatly saved.

The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.

The present invention also has the following embodiments in addition to the above:

in a further embodiment of the present invention, the first emitting portion of the floor recognition device may also be a photoelectric sensor having a similar function to the infrared sensor, and transmits a specific light signal to the first receiving portion, so as to obtain the corresponding floor information through the first receiving portion.

In a further embodiment of the present invention, the first receiving portion may be a card reader device, and the first transmitting portion correspondingly reads the magnetic stripe with the stored floor information, so that the card reader device correspondingly reads the corresponding floor information every time the floor passes through a leveling floor, and thus, the worker can more conveniently operate the information reading and writing layer on the magnetic stripe.

In a further embodiment of the present invention, the method further comprises: the upper in-place sensor 7, the upper in-place sensing piece 71, the lower in-place sensor 8 and the lower in-place sensing piece 81 are matched, the upper in-place sensor 7 is matched with the upper in-place sensing piece 71, and the lower in-place sensor 8 is matched with the lower in-place sensing piece 81; wherein, the upper in-place sensor 7 is arranged on the first mounting part 1, the upper in-place sensing piece 71 is arranged on the second mounting part 3, the upper in-place sensor 7 is arranged above the first receiving part, the upper in-place sensing piece 71 is arranged above the first transmitting part, and the upper in-place sensor 7 is operatively opposite to the upper in-place sensing piece 71; the lower in-place sensor 8 is arranged on the first mounting portion 1, the lower in-place sensing piece 81 is arranged on the second mounting portion 3, the lower in-place sensor 8 is arranged below the first receiving portion, the lower in-place sensing piece 81 is arranged below the first emitting portion, and the lower in-place sensor 8 is operatively opposite to the lower in-place sensing piece 81.

In a further embodiment of the present invention, the plurality of infrared sensor transmitting terminals 5 and the plurality of infrared sensor receiving terminals 6 may be arranged in a rectangular array or a linear array, in the embodiment shown in the drawings, five infrared sensor receiving terminals 6 and five corresponding infrared sensor transmitting terminals 5 are sequentially arranged in a linear shape from top to bottom, the five infrared sensor receiving terminals 6 and the five infrared sensor transmitting terminals 5 are in one-to-one correspondence, specifically, in an elevator realizing leveling, the five infrared sensor receiving terminals move to corresponding leveling positions, and correspondingly read infrared rays emitted by the corresponding five infrared sensor transmitting terminals 5; in the actual use process, the elevator runs, enters the leveling zone from a non-leveling zone in the elevator shaft, firstly passes through the upper in-place sensing part 71 or the lower in-place sensing part 81 at the upper end or the lower end of the floor recognition device, then the elevator car stops at the corresponding leveling position, and the five infrared sensor receiving ends 6 simultaneously receive the information sent by the five infrared sensor transmitting ends 5. In other words, from the signal perspective, the corresponding five infrared sensor emitting ends 5 are in different emitting states, for example, the five infrared sensor emitting ends 5 are respectively turned off and turned off, and then the corresponding five infrared sensor receiving ends 6 convert the turned-off and turned-off states into 00001 to be output to the corresponding control unit, and the control unit may store the corresponding judgment program in advance, and judge the 00001 judgment program as 1 floor, that is, convert the binary number sequence into the floor information represented by the decimal number.

In a further embodiment of the present invention, the mounting member 31 is provided with a plurality of mounting holes along the vertical direction, preferably, the embodiment shown in the drawings of the specification includes seven mounting holes, and two mounting holes at the uppermost end and the lowermost end are respectively used for mounting the upper in-place sensing member 71, the lower in-place sensing member 81 and the plurality of infrared sensor emitting ends 5.

In a further embodiment of the present invention, the upper in-place sensor 7, the upper in-place sensing member 71, the lower in-place sensor 8, and the lower in-place sensing member 81 may also be arranged in the structure of the first transmitting portion and the first receiving portion, specifically, the upper in-place sensor 7 and the lower in-place sensor 8 respectively adopt two infrared sensor receiving ends 6; the upper in-place sensing piece 71 and the lower in-place sensing piece 81 respectively adopt two infrared sensor transmitting ends 5; therefore, when the elevator car enters or leaves the flat position of the corresponding floor, the moving direction of the elevator car is judged according to the difference of the sensing conditions of the upper in-place sensor 7 and the lower in-place sensor 8; in other words, the two infrared sensor transmitting ends 5 corresponding to the upper-in-place sensor 71 and the lower-in-place sensor 81 are made to be in a normally-on transmitting state, and when the elevator car stops at the corresponding flat floor position, the two infrared sensor receiving ends 6 corresponding to the upper-in-place sensor 7 and the lower-in-place sensor 8 simultaneously obtain a detection state of 1 (on); when the elevator car is in a non-flat position, the upper in-place sensor 7 and the lower in-place sensor 8 simultaneously obtain a detection state of 0 (off); when the elevator car just moves from the flat position, one of the upper in-place sensor 7 and the lower in-place sensor 8 changes twice according to the difference of the moving directions (up or down), taking the descending movement of the elevator car as an example, the detection state of the lower in-place sensor 8 changes from 1 to 0, and the detection state of the upper in-place sensor 7 changes from 1 to 0, then changes to 1 and finally completely leaves and changes to 0; meanwhile, whether the elevator car reaches the leveling position can be judged by whether the upper in-place sensor 7 and the lower in-place sensor 8 are simultaneously detected to be in a state of 1; in addition, the judgment of the moving direction of the elevator car can be performed by the states of the upper reaching sensor 7 and the lower reaching sensor 8.

In a further embodiment of the present invention, the upper in-place sensor 7 and the lower in-place sensor 8 may both be distance sensors, and are correspondingly installed with the upper in-place sensing member 71 and the lower in-place sensing member 81, respectively, and perform corresponding sensing judgment according to the difference between the distances from the upper in-place sensing member 71 and the lower in-place sensing member 81 to the upper in-place sensor 7 and the lower in-place sensor 8, respectively.

In a further embodiment of the present invention, the method further comprises: the control unit is connected with the floor recognition device, the latch, the clock circuit and the buzzer are all connected with the control unit, and the control unit, the latch, the clock circuit and the buzzer are all arranged on the elevator car.

Further, the elevator leveling device has a re-checking function, namely floor information of the current position is fed back to a corresponding elevator control system, and the elevator floor is checked. Specifically, the present floor information and the traveling direction are latched in the latch by changes in the upper reaching sensor 7, the lower reaching sensor 8, and the floor recognition device, and when the elevator travels to the next floor, the floor and the traveling direction information in the latch are updated. When the elevator is in an accidental power failure, information in the latch is sent to the control screen and the landing through the control unit, and power failure warning information and the current position of the elevator car are displayed on the landing, so that maintenance and rescue personnel can work conveniently; meanwhile, the buzzer is matched for sounding to prompt the elevator to have a fault. For example, the currently determined running direction of the elevator car is verified with the last direction of the elevator car leaving the flat layer area recorded in the latch, and if the two results are consistent, the running direction of the elevator car is determined to be in a normal state. If the two results are different, the running direction of the lift car is judged to be in an abnormal state, and an abnormal signal of the running direction of the lift is output to the lift control system.

In a further embodiment of the present invention, the upper in-place sensor 7 and the lower in-place sensor 8 may also be capacitive sensors, and the capacitance change of the capacitive sensors when passing through each floor outputs corresponding signals to the control unit, so as to obtain the floor information.

In a further embodiment of the utility model, the control unit and the first receiving part are connected by a cable. Furthermore, the control unit can be an intelligent computer or a singlechip and other structures.

In a further embodiment of the present invention, the method further comprises: the battery is preferably a floating impact type battery. Further, the whole control unit, the latch, the clock circuit, the buzzer and the like can still normally operate under the condition of emergency power failure. When the elevator normally runs, the storage battery is suddenly switched from a charging state to a discharging state when the elevator is in power failure, and the floor information and the running direction in the latch are transmitted to the external display equipment, so that the floor which passes through the elevator for the last time before the power failure and the running direction of the elevator before the power failure are displayed. Meanwhile, the buzzer rings to remind external personnel of the occurrence of an elevator power-off event. In addition, the floor identification device is also supplied with power via the emergency circuit of the elevator power system.

In a further embodiment of the utility model, the elevator car elevator further comprises a third installation part which is of a box-packed structure and is fixedly connected with the elevator car, the third installation part is connected with the leveling sensor 2 and the floor recognition device on the second installation part 3 through corresponding cables, the control unit is fixedly installed in the third installation part, the clock circuit and the latch are installed on the control unit, and the buzzer is externally connected to the outer wall of the third installation part.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. An elevator leveling device, comprising:

the first installation part is fixedly installed on the elevator car;

the second mounting part is fixedly mounted on the inner wall of the shaft;

2. The elevator leveling device according to claim 1, wherein the number of the leveling sensors is two, the two leveling sensors are sequentially disposed on the upper portion of the first mounting portion from top to bottom, and a certain distance is provided between the two leveling sensors.

3. The elevator leveling device of claim 2 wherein the leveling sensor is a photoelectric leveling sensor or a hall sensor and the barrier is a light barrier or a magnetic barrier.

4. The elevator leveling device of claim 2 wherein the baffle is vertically disposed, and the length of the baffle in the vertical direction is greater than the distance between the two ends of the leveling sensor that are away from each other.

5. The elevator leveling device of claim 1, wherein the first mounting portion comprises: the sheet metal component, sheet metal component fixed mounting in on the elevator car, the sheet metal component has a first installation face, vertical direction setting is followed to first installation face, first installation face is kept away from the elevator car sets up, just the sheet metal component is including the both sides mounting panel and the positive mounting panel that are the integral type structure, two the side mounting panel set up respectively in the both sides of positive mounting panel, and two the side mounting panel respectively for positive mounting panel orientation the elevator car is 90 crooked settings, first installation face form in positive mounting panel is kept away from one side of elevator car.

6. The elevator leveling device of claim 5, wherein the second mounting portion comprises: the installation part is of a plate-shaped structure and is fixedly installed on the inner wall of the hoistway, the installation part is provided with a second installation surface, the second installation surface is parallel to the first installation surface, and the second installation surface is far away from the inner wall of the hoistway.

7. The elevator leveling device of claim 4 wherein each leveling sensor has a U-shaped sensing end, the barrier being operable to simultaneously pass over both of the U-shaped sensing ends as the elevator car moves.

8. The elevator leveling device according to claim 1, wherein the first emitting portion comprises a plurality of infrared sensor emitting ends arranged in sequence in a vertical direction, and each infrared sensor emitting end is fixedly connected with the second mounting portion;

9. The elevator leveling device of claim 1, further comprising: the device comprises an upper in-place sensor, an upper in-place sensing piece, a lower in-place sensor and a lower in-place sensing piece, wherein the upper in-place sensor is matched with the upper in-place sensing piece, and the lower in-place sensor is matched with the lower in-place sensing piece;

10. The elevator leveling device of claim 1, further comprising: the control unit is connected with the floor recognition device, the latch, the clock circuit and the buzzer are all connected with the control unit, and the control unit, the latch, the clock circuit and the buzzer are all arranged on the elevator car.