CN113371565B - Hall door detection device and method - Google Patents
Hall door detection device and method Download PDFInfo
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- CN113371565B CN113371565B CN202110644419.0A CN202110644419A CN113371565B CN 113371565 B CN113371565 B CN 113371565B CN 202110644419 A CN202110644419 A CN 202110644419A CN 113371565 B CN113371565 B CN 113371565B
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- door
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- 238000001514 detection method Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims description 25
- 238000005070 sampling Methods 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 8
- 238000004590 computer program Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
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- 235000014676 Phragmites communis Nutrition 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/143—Control systems or devices electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The embodiment of the invention provides a hall door detection device and a hall door detection method, wherein the device comprises the following steps: the elevator control board and the first detection loop, the first detection loop includes the first door lock switch of each hall door of establishing ties and the resistance parallelly connected respectively with each first door lock switch, first detection loop is connected with the elevator control board, wherein, first door lock switch state corresponds with the switching of corresponding hall door. The embodiment of the invention realizes the rapid judgment of whether the hall door is abnormal or not in the open state of the hall door by the simple circuit.
Description
Technical Field
The present invention relates to the field of electronic devices, and in particular, to a hall door detection device and a hall door detection method.
Background
The traditional elevator hall door lock loop is to connect all the contacts of the hall door lock and all the contacts of the back hall door lock in series, the front end adopts alternating current to input, and the tail end is connected to an elevator control board, so as to realize detection of all hall doors or the state that the hall door lock is not connected. Other methods employed also include the following: 1. two reed switches GAN and GBN are respectively added at each landing, and a permanent magnet is arranged on the elevator car and used for detecting that the hall door of the floor where the non-car is located is opened. 2. The elevator door lock switches and the door lock contactors form a serial loop, the door lock switches of the elevator are connected with diodes and resistors in parallel, the front ends of the door lock contactors are connected with the automatic detection module 3 of the elevator door in parallel, the parallel resistors and the light-emitting diodes form a safety switch of a detection loop, and the safety switch only realizes the detection of whether the two ends of the switch are electrified or not.
When the hall door is in a door opening state, other hall doors are manually opened, even when people enter the hoistway, other operations are not performed, the system cannot quickly identify the risk, and dangerous events can be possibly caused.
Disclosure of Invention
The embodiment of the invention aims to provide a hoistway door detection device and a hoistway door detection method, which are used for solving the problem that when a hoistway door is in a door opening state, other hoistway doors are manually opened, even people enter a hoistway, other operations are not performed, and a system cannot quickly identify the risk.
In order to solve the technical problems, the embodiment of the invention is realized as follows:
in a first aspect, an embodiment of the present invention provides a hoistway door detection apparatus, including:
the elevator control board and the first detection loop, the first detection loop includes the first door lock switch of each hall door of establishing ties and the resistance parallelly connected respectively with each first door lock switch, first detection loop is connected with the elevator control board, wherein, first door lock switch state corresponds with the switching of corresponding hall door.
Further, the first detection loop is connected with a sampling circuit of the elevator control board.
Further, the first door lock switch is in an on state when the corresponding hall door is closed; the first door lock switch is in an off state when the corresponding hall door is opened.
Further, the apparatus comprises: and each first detection loop comprises a first door lock switch connected in series with the hall door corresponding to each first detection loop and a resistor connected in parallel with each first door lock switch.
Further, the hall doors corresponding to the first detection loops are divided according to floors.
Further, the apparatus further comprises: the second detection loop comprises a second door lock switch of each hoistway door connected in series, and the second detection loop is connected with a level conversion circuit of the elevator control panel; wherein, the second door lock switch state corresponds to the opening and closing of the corresponding hall door.
In a second aspect, an embodiment of the present invention provides a hall door detection method based on the above-mentioned hall door detection apparatus, including:
The elevator control panel obtains a sampling value of the first detection loop;
determining a first number of hall doors in an open state according to the sampling value, and comparing the first number with a second number of hall doors in an actual open state;
And prompting an alarm in the case that the first number is different from the second number.
Further, in the case where the hall door sensing device includes a plurality of first sensing loops, the method further includes:
determining the range of the hall door in an open state according to the sampling value of each first detection loop;
If the hall door in the actual open state is not consistent with the range of the hall door in the open state, prompting an alarm.
Further, the method further comprises:
The elevator control panel acquires an electric signal of the second detection loop;
and judging whether an opened hall door exists or not according to the electric signal of the second detection loop.
As can be seen from the technical solution provided by the above embodiment of the present invention, in the embodiment of the present invention, through an elevator control board and a first detection loop, the first detection loop includes first door lock switches of each hall door connected in series and resistors connected in parallel with each first door lock switch, where the first detection loop is connected to the elevator control board, and the state of the first door lock switch corresponds to the opening and closing of the corresponding hall door. The simple circuit of the embodiment of the invention can rapidly judge whether the hall door is abnormal or not in the open state of the hall door.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a hoistway door detection apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of another construction of a hoistway door detection apparatus according to an embodiment of the present invention;
Fig. 3 is a schematic flow chart of a hall door detection method according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a hall door detection device and a hall door detection method.
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, shall fall within the scope of the invention.
As shown in fig. 1, an embodiment of the present invention provides a hoistway door detection apparatus, including: the elevator control board 100 and the first detection loop 200, wherein the first detection loop 200 comprises a first door lock switch 210 of each hall door connected in series and a resistor 220 connected in parallel with each first door lock switch respectively, the first detection loop 200 is connected with the elevator control board 100, and the first door lock switch state 210 corresponds to the opening and closing of the corresponding hall door.
A pair of first door lock switches 210 is disposed at each landing door, each first door lock switch 210 is connected in parallel with a resistor 220, each first door lock switch 210 is connected in series to form a first detection loop 200, one end of the first detection loop 200 is connected with a power supply, for example, a direct-current voltage input VDC, and the other end is connected with the elevator control board 100. As shown in fig. 1:
FDS 1_1: a first door lock switch representing an underlying hoistway door;
FDS n-1_1: a first door lock switch representing an n-1 floor hall door;
FDS n_1: a first door lock switch representing n-tier hall doors;
RDS 1_1: a first door lock switch representing a floor back hall door;
RDS n-1_1: a first door lock switch representing an n-1 floor back hall door;
RDS n_1: a first door lock switch representing n-tier back hall doors;
r 1~R2n: resistance representing the R value.
Further, the first detection circuit 200 is connected to the sampling circuit 110 of the elevator control board 100. The sampling circuit 110 may be an AD sampling circuit.
The elevator control board 100 may obtain a sampling value of the first detection circuit 200 through the sampling circuit 110, where the sampling value may be a current value or a voltage value. The elevator control board 100 may determine whether there are hall doors in an open state based on the sampling value, and if so, may further determine the first number of hall doors in an open state.
Further, the first door lock switch 210 is in an on state when the corresponding hall door is closed; the first door lock switch 210 is in an off state when the corresponding hall door is opened. The elevator control board 100 may determine the number of the first door lock switches 210 in the off state to be the first number according to the sampling value.
The elevator control board 100 acquires a second number of hall doors that are actually in an open state based on the actual hall door opening-closing state.
The elevator control board 100 compares the first number with the second number, and if the numbers are inconsistent, determines that abnormal hall doors may exist, thereby prompting an alarm.
Further, the apparatus comprises: and each first detection loop comprises a first door lock switch connected in series with the hall door corresponding to each first detection loop and a resistor connected in parallel with each first door lock switch.
All the hall doors are divided into a plurality of hall door groups in advance according to actual requirements.
Further, there are various methods for classifying the hall doors, and in one embodiment, the hall doors corresponding to the first detection loops may be classified according to floors. For example, the hall doors of each two-floor or three-floor may be divided into one hall door group.
The first door lock switches of the hall doors in each hall door group are connected in series and are respectively connected with resistors in parallel to form a first detection loop corresponding to each hall door group.
The elevator control board 100 obtains sampling values of the respective first detection circuits, and determines whether or not there are hall doors in an open state and the number of hall doors in an open state among the hall doors corresponding to the respective first detection circuits, based on the sampling values, thereby determining the range of the hall doors in the open state and the first number of the hall doors in the open state.
The hall doors actually in the open state are compared with the ranges of the hall doors determined to be in the open state, and the second number of the hall doors actually in the open state is compared with the first number. If the hall door in the actual open state falls into the range of the hall door in the determined open state, and the second number is the same as the first number, judging that the hall door is in a normal open state; and if the actually opened hall door is not identical to the range of the hall door determined to be opened, or the second number is not equal to the first number, it is determined that there is abnormal hall door opening, and the abnormally opened hall door may be included in the range of the hall door determined to be opened.
Further, as shown in fig. 2, the apparatus further includes: a second detection loop 300, wherein the second detection loop 300 comprises a second door lock switch 310 of each hall door connected in series, and the second detection loop 300 is connected with a level conversion circuit of the elevator control panel; wherein, the second door lock switch 310 corresponds to the opening and closing of the corresponding hall door.
A pair of second door lock switches 310 is disposed at each landing door, and each second door lock switch 310 is connected in series to form a second detection loop 300, one end of the second detection loop 300 is connected to a power source, for example, AC110, and the other end is connected to a level conversion circuit of the elevator control board 100. As shown in fig. 2:
FDS 1_2: a second door lock switch representing a floor hoistway door;
FDS n-1_2: a second door lock switch representing an n-1 floor hall door;
FDS n_2: a second door lock switch representing an n-tier hoistway door;
RDS 1_2: a second door lock switch representing a floor back hall door;
RDS n-1_2: a second door lock switch representing an n-1 floor rear hall door;
RDS n_2: a second door lock switch representing an n-tier back hall door.
The elevator control board 100 determines whether there is a hall door in an open state by detecting an electric signal of the second detection circuit, that is, whether there is abnormal opening of other hall doors in the case where the hall door is not actually opened.
As can be seen from the technical solution provided by the above embodiment of the present invention, in the embodiment of the present invention, through an elevator control board and a first detection loop, the first detection loop includes first door lock switches of each hall door connected in series and resistors connected in parallel with each first door lock switch, the first detection loop is connected with the elevator control board, and the elevator control board determines the number of hall doors in an open state by acquiring a sampling value of the first detection loop and compares the number with an actual number to determine whether an abnormal hall door opening occurs. The simple circuit of the embodiment of the invention can rapidly judge whether the hall door is abnormal or not in the open state of the hall door.
The embodiment of the invention also provides a hall door detection method based on the same technical concept, and fig. 3 is a schematic flow chart of the hall door detection method provided by the embodiment of the invention, and the method can execute the following steps.
Step S301, an elevator control board acquires a sampling value of a first detection loop;
step S302, determining a first number of hall doors in an open state according to the sampling value, and comparing the first number of hall doors with a second number of hall doors in an actual open state;
Step S303, prompting an alarm when the first number is different from the second number.
Further, in the case where the hall door sensing device includes a plurality of first sensing loops, the method further includes:
determining the range of the hall door in an open state according to the sampling value of each first detection loop;
If the hall door in the actual open state is not consistent with the range of the hall door in the open state, prompting an alarm.
Further, the method further comprises:
The elevator control panel acquires an electric signal of the second detection loop;
and judging whether an opened hall door exists or not according to the electric signal of the second detection loop.
As can be seen from the technical solution provided by the above embodiment of the present invention, in the embodiment of the present invention, the elevator control board obtains the sampling value of the first detection loop; determining a first number of hall doors in an open state according to the sampling value, and comparing the first number with a second number of hall doors in an actual open state; and prompting an alarm in the case that the first number is different from the second number. The simple circuit of the embodiment of the invention can rapidly judge whether the hall door is abnormal or not in the open state of the hall door.
It should be noted that, the hall door detection method provided by the embodiment of the present invention and the hall door detection apparatus provided by the embodiment of the present invention are based on the same inventive concept, so that the implementation of this embodiment may refer to the implementation of the foregoing hall door detection apparatus, and the repetition is not repeated.
It will be apparent to those skilled in the art that embodiments of the present invention may be provided as a method, apparatus, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In one typical configuration, the electronic device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include volatile memory in a computer-readable medium, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media.
Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
It will be apparent to those skilled in the art that embodiments of the present application may be provided as a method, apparatus, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are to be included in the scope of the claims of the present application.
Claims (7)
1. A hoistway door inspection device, said device comprising:
The elevator control system comprises an elevator control board and a first detection loop, wherein the first detection loop comprises first door lock switches of all hall doors connected in series and resistors connected with the first door lock switches in parallel respectively, the first detection loop is connected with the elevator control board, and the state of the first door lock switches corresponds to the opening and closing of the corresponding hall doors;
the device comprises: the first detection circuits comprise first door lock switches connected in series with the hall doors corresponding to the first detection circuits, and resistors connected in parallel with the first door lock switches respectively, and the resistance values of the resistors connected in parallel with the first door lock switches respectively are the same;
and the hall doors corresponding to the first detection loops are divided according to floors.
2. The apparatus of claim 1, wherein the first detection loop is coupled to a sampling circuit of the elevator control board.
3. The apparatus of claim 1, wherein the first door lock switch is in an on state when a corresponding hoistway door is closed; the first door lock switch is in an off state when the corresponding hall door is opened.
4. A device according to any one of claims 1-3, characterized in that the device further comprises: the second detection loop comprises a second door lock switch of each hoistway door connected in series, and the second detection loop is connected with a level conversion circuit of the elevator control panel; wherein, the second door lock switch state corresponds to the opening and closing of the corresponding hall door.
5. A hall door detection method based on a hall door detection apparatus according to any one of claims 1 to 4, wherein the method comprises:
The elevator control panel obtains a sampling value of the first detection loop;
determining a first number of hall doors in an open state according to the sampling value, and comparing the first number with a second number of hall doors in an actual open state;
And prompting an alarm in the case that the first number is different from the second number.
6. The method of claim 5, wherein in the case where the hoistway door sensing device includes a plurality of first sensing loops, the method further comprises:
determining the range of the hall door in an open state according to the sampling value of each first detection loop;
If the hall door in the actual open state is not consistent with the range of the hall door in the open state, prompting an alarm.
7. The method according to claim 5 or 6, characterized in that the method further comprises:
The elevator control panel acquires an electric signal of the second detection loop;
and judging whether an opened hall door exists or not according to the electric signal of the second detection loop.
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JP2009220999A (en) * | 2008-03-18 | 2009-10-01 | Toshiba Elevator Co Ltd | Door diagnosing device of elevator |
CN201258211Y (en) * | 2008-07-10 | 2009-06-17 | 上海三菱电梯有限公司 | Elevator door switch detecting contact short circuit guard device |
CN201761988U (en) * | 2010-08-28 | 2011-03-16 | 东南电梯股份有限公司 | Elevator safety circuit adopting non-contact door lock switch |
CN104192664B (en) * | 2014-08-07 | 2016-06-22 | 江苏蒙哥马利电梯有限公司 | A kind of elevator door lock loop safety guard |
CN105293263A (en) * | 2015-12-10 | 2016-02-03 | 巨人通力电梯有限公司 | Elevator door lock short circuit preventing system |
CN206232258U (en) * | 2016-12-08 | 2017-06-09 | 巨人通力电梯有限公司 | Elevator door detection means |
CN108190703A (en) * | 2018-02-09 | 2018-06-22 | 广东亚太西奥电梯有限公司 | A kind of door lock of elevator security system |
CN210366453U (en) * | 2019-07-02 | 2020-04-21 | 戈尔电梯(天津)有限公司 | Hoistway door lock disconnection positioning detection device |
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CN203959572U (en) * | 2014-05-28 | 2014-11-26 | 重庆迈高电梯有限公司 | Elevator door lock disconnects automatic checkout equipment |
CN215160058U (en) * | 2021-06-09 | 2021-12-14 | 杭州优迈科技有限公司 | Landing door detection device |
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