CN108328446A - Elevator door loop detector - Google Patents
Elevator door loop detector Download PDFInfo
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- CN108328446A CN108328446A CN201810297039.2A CN201810297039A CN108328446A CN 108328446 A CN108328446 A CN 108328446A CN 201810297039 A CN201810297039 A CN 201810297039A CN 108328446 A CN108328446 A CN 108328446A
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- circuit
- detection
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- contact
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Classifications
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- 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
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- Elevator Door Apparatuses (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The present invention provides elevator door loop detector, including gate circuit, layer door circuit, controller, detection circuit, connect circuit, power supply circuit, it connects circuit and is equipped with the first contact, detection circuit is equipped with the second contact, first contact is normally-closed contact, second contact is normally opened contact, connect circuit, gate circuit, layer door circuit in series, detection circuit and the gate of gate circuit in series access controller detect signal input part, detection circuit and the layer door of layer door circuit in series access controller detect signal input part, connect circuit, detection circuit is connected with power supply circuit access controller respectively, controller controls the first contact, second contact break-make；By adding the second contact, it realizes and door circuit detection is carried out to the elevator control system without safety circuit, by adding the first contact, door circuit is disconnected when detecting or the second contact contact fails to disconnect, prevent elevator from starting, with higher reliability, elevator accident occurs after preventing detection circuit failure.
Description
Technical field
The present invention relates to elevator detection technique field more particularly to elevator door loop detectors.
Background technology
Currently, each elevator control system mainly uses the safety circuit short circuit door lock assembly of advance door opening to carry out door circuit
Detection.For the elevator of advance door opening function is not arranged, extension circuit is needed to realize the power supply of detection circuit, the circuit added
When failure will in elevator normal operation short circuit elevator door circuit.Elevator with safety circuit is usually using safety circuit
Auxiliary contact be detected because safety circuit have higher safety, in fault elevator will stop immediately or
Person cannot start；The elevator of safety circuit is not arranged for part, needs the auxiliary contact for increasing safe enough that could carry out door and returns
Road is detected, but existing detection circuit cannot distinguish between layer door loop fault and gate loop fault, also right after completing to detect
Auxiliary contact release conditions are detected again, and are detected if increasing normal electronics in door circuit, once increase
Normal electronics failure by short circuit door circuit, system reliability is low, can not prevent detection circuit failure from causing elevator accident
Generation.
Invention content
For overcome the deficiencies in the prior art, one of the objects of the present invention is to provide elevator door loop detectors, lead to
It crosses and adds the second contact, realize and door circuit detection is carried out to the elevator control system without safety circuit, by adding first
Contact disconnects door circuit when detecting or the second contact contact can not effectively disconnect, prevents elevator from starting, have higher
After preventing detection circuit failure elevator accident occurs for reliability.
The present invention provides elevator door loop detector, includes being closed the gate circuit of contact equipped with gate, being equipped with layer door
The layer door circuit of contact, detection circuit, controller are locked, further includes connection circuit, power supply circuit, the connection circuit is equipped with the
One contact, the detection circuit are equipped with the second contact, and first contact is normally-closed contact, and second contact is normally opened touches
Point, the connection circuit, the gate circuit, the layer door circuit in series, the detection circuit and the gate circuit in series
The gate detection signal input part of the controller is accessed, the detection circuit accesses the control with the layer door circuit in series
The layer door of device detects signal input part, and the connection circuit, the detection circuit are connected with the power supply circuit respectively accesses institute
Controller is stated, first contact, second contact respond the break-make instruction of the controller.
Further, the connection circuit include first connection circuit and second connection circuit, it is described first connection circuit,
The gate circuit, layer door circuit, the second connection circuit are sequentially connected in series, the first connection circuit and the power supply
Circuit is connected, and the second connection circuit is connect with safety return circuit.
Further, the detection circuit includes the first detection circuit, the second detection circuit, third detection circuit, described
First detection circuit, the gate circuit, second detection circuit are sequentially connected in series, first detection circuit, the layer door
Circuit, the third detection circuit are sequentially connected in series, and first detection circuit is connected with the power supply circuit, second detection
Circuit is connect with the gate of controller detection signal input part, and the third detection circuit and the layer door of the controller are examined
Survey signal input part connection.
Further, the gate circuit includes the first gate circuit and the second gate circuit, and layer door circuit includes
First layer door circuit and second layer door circuit, the detection circuit further include the 4th detection circuit and the 5th detection circuit, described
It includes that the first gate detects signal input part, the second gate detects signal input part that gate, which detects signal input part, and described first
Connect circuit, first gate circuit, second gate circuit, first layer door circuit, second layer door circuit,
It is described second connection circuit is sequentially connected in series, first detection circuit, first gate circuit, second detection circuit according to
Secondary series connection, first detection circuit, second gate circuit, the 4th detection circuit are sequentially connected in series, the 5th inspection
Slowdown monitoring circuit, first layer door circuit, the 4th detection circuit are sequentially connected in series, the 5th detection circuit, the second layer
Door circuit, the third detection circuit are sequentially connected in series, and the 5th detection circuit is connected with the power supply circuit, second inspection
Slowdown monitoring circuit is connect with first gate detection signal input part, and the 4th detection circuit detects signal with second gate
Input terminal connects.
Further, the controller includes the first controller and second controller, and the connection circuit further includes third
Circuit is connected, the detection circuit further includes the 6th detection circuit, and the power supply circuit includes that the first power supply circuit and second supply
Circuit, the first connection circuit, the gate circuit, third connection circuit, layer door circuit, the second connection electricity
Road is sequentially connected in series, and the 6th detection circuit, layer door circuit, the third detection circuit are sequentially connected in series, second inspection
Slowdown monitoring circuit is connect with the gate of first controller detection signal input part, and the third detection circuit is controlled with described second
The layer door detection signal input part connection of device, the first connection circuit, first detection circuit and the first power supply electricity
Road connects, and first power supply circuit is connect with first controller, the 6th detection circuit and the second power supply electricity
Road connects, and second power supply circuit is connect with the second controller.
Further, the detection circuit further includes the 7th detection circuit, the first connection circuit, first gate
It is circuit, second gate circuit, third connection circuit, first layer door circuit, second layer door circuit, described
Second connection circuit is sequentially connected in series, and the 5th detection circuit, first layer door circuit, the 7th detection circuit are gone here and there successively
Connection, second detection circuit are connect with the first gate of first controller detection signal input part, the 4th detection
Circuit is connect with the second gate of first controller detection signal input part, and the 7th detection circuit is controlled with described second
The first layer door detection signal input part connection of device processed, the third detection circuit and the second layer door of the second controller are examined
Signal input part connection is surveyed, the 5th detection circuit is connect with second power supply circuit.
Further, the flat bed signal input part of the power supply circuit and the flat bed signal output end of the controller connect
It connects, the gate signal input part of the power supply circuit is connect with the gate signal output end of the controller, the power supply circuit
Power output end connect respectively with the contactor of the contactor of first contact, second contact.
Compared with prior art, the beneficial effects of the present invention are：
The present invention provides elevator door loop detector, passes through the door circuit in gate circuit and the formation of layer door circuit in series
Both ends are connected the first contact, and the second contact is arranged in detection circuit, and when carrying out door circuit and detecting, the first contact disconnects, and cuts
Disconnected door circuit, the second contact closure effectively prevent elevator to run；Pass through detection circuit and gate circuit in series access controller
Gate detects signal input part, and detection circuit and the layer door of layer door circuit in series access controller detect signal input part, realize
Gate circuit and layer door circuit are detected respectively, can area's layered gate loop fault and gate loop fault, realize to sedan-chair
Door circuit and layer door circuit carry out effectively monitoring and subsequent maintenance；Gate time is detected by the way that independent first controller is arranged
Road, second controller detection layers door circuit, avoids Single Controller failure from leading to not be detected, improves the reliable of detection
Property；After completing the detection of door circuit, the second contact disconnects, and the first contact closure, gate circuit is connected with layer door circuit, allows elevator
Operation is realized and carries out door circuit detection to the elevator control system without safety circuit；After completing the detection of door circuit, when second
When contact fails effectively to disconnect, by sealing in the first break of contact door circuit at circuit both ends, it effectively prevent elevator to run, no
It needs to detect the disconnection of the second contact again again, effectively prevent elevator when the second contact fault to start, there is higher
Reliability.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
The specific implementation mode of the present invention is shown in detail by following embodiment and its attached drawing.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the elevator door loop detector first structure schematic diagram of the present invention；
Fig. 2 is the second structural schematic diagram of elevator door loop detector of the present invention；
Fig. 3 is the elevator door loop detector third structural schematic diagram of the present invention；
Fig. 4 is the 4th structural schematic diagram of elevator door loop detector of the present invention；
Fig. 5 is the power supply circuit construction schematic diagram of the present invention.
In figure：1, gate circuit；11, the first gate circuit；12, the second gate circuit；2, layer door circuit；21, first layer
Door circuit；22, second layer door circuit；3, controller；31, the first controller；32, second controller；41, the first connection circuit；
42, the second connection circuit；43, third connects circuit；51, the first detection circuit；52, the second detection circuit；53, third detection electricity
Road；54, the 4th detection circuit；55, the 5th detection circuit；56, the 6th detection circuit；57, the 7th detection circuit.
Specific implementation mode
In the following, in conjunction with attached drawing and specific implementation mode, the present invention is described further, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Elevator door loop detector includes being closed the gate circuit 1 of contact, equipped with layer door locking contact equipped with gate
Layer door circuit 2, controller 3, detection circuit, further include connection circuit, power supply circuit, and connection circuit is equipped with the first contact, detection
Circuit is equipped with the second contact, and the first contact is normally-closed contact, and the second contact is normally opened contact, connection circuit, gate circuit 1, layer
Door circuit 2 connect, detection circuit connect with gate circuit 1 access controller 3 gate detect signal input part, detection circuit and
The connect layer door of access controller 3 of layer door circuit 2 detects signal input part, connection circuit, detection circuit respectively with power supply circuit
It connects access controller 3, the break-make instruction of the first contact, the second contact response controller 3, under non-detection status, controller 3 is controlled
Make the first contact closure, the second contact disconnects；Under detecting state, controller 3 controls the disconnection of the first contact, the second contact closure.
In one embodiment, as shown in Figure 5, it is preferred that the flat bed signal input part A of power supply circuit is flat with controller 1
Layer signal output end connects, and the gate signal input part B of power supply circuit is connect with the gate signal output end of controller 1, powers
The power output end of circuit is connect with the contactor of the contactor of the first contact, the second contact respectively, in Fig. 5, with SR and DR tables
Show that contact, the power output end of power supply circuit are connect with the contactor of the contactor of contact SR, contact DR respectively, SR and DR
Indicate the first contact and the second contact, when flat bed signal input part A received signals are 1, and gate signal input part B is received
When signal is 0, power supply circuit gives the solenoid of the first contact device and the second contact device, and the second contact is made to close
It closes, the first contact is made to disconnect.
In one embodiment, it as shown in Figure 1, gate circuit 1, which includes gate, is closed contact, is indicated with GS, layer door circuit 2 is wrapped
Include a layer door locking contact, with 1DS, 2DS ..., nDS indicate that the first contact is indicated with SR1, the second contact is indicated with SR0, this
The first contact is normally-closed contact in embodiment, and the second contact is normally opened contact, it is preferred that connection circuit includes the first connection circuit
41 and second connect circuit 42, and the first connection circuit 41, gate circuit 1, layer door circuit 2, second connect circuit 42 and be sequentially connected in series,
First connection circuit 41 is connected with power supply circuit, and the second connection circuit 42 is connect with safety return circuit.Preferably, detection circuit includes
First detection circuit 51, the second detection circuit 52, third detection circuit 53, the first detection circuit 51, gate circuit 1, second are examined
Slowdown monitoring circuit 52 is sequentially connected in series, and the first detection circuit 51, layer door circuit 2, third detection circuit 53 are sequentially connected in series, the first detection circuit
51 connect with power supply circuit, and the second detection circuit 52 is connect with the gate of controller 3 detection signal input part, is indicated with Y1, the
Three testing circuit 53 is connect with the layer door of controller 3 detection signal input part Y2, is indicated with Y2；Stop, layer door are stopped in elevator
When being opened completely with gate, contactor of the controller 3 by above-mentioned power supply circuit to the second contact SR0 is powered, and the second contact is made
SR0 is closed, and the first contact SR1 is disconnected, and forms complete measure loop.Controller 3 detects signal input part by reading gate
Y1 and the signal of layer door detection signal input part Y2 input judge gate circuit 1 and layer door circuit 2 whether failure, in detection process
The signal that gate detects signal input part Y1 inputs indicates that gate is closed contact GS failures, the detection of layer door in gate circuit 1 when being 1
Expression layer door locking contact 1DS, 2DS when signal of signal input part Y2 input is 1 ..., nDS failures.Second contact is used for
Gate circuit 1 and the layer door circuit 2 that elevator is cut off in detection process, prevent elevator accidental activation, by 1 He of gate circuit
The first connection circuit 41 and second connection circuit 42 is added at the gate circuit both ends that formation is connected in layer door circuit 2 respectively, improves detection
When cut-out door circuit reliability.
In one embodiment, when being detected for the elevator door circuit of more gates, as shown in Figure 2, it is preferred that gate returns
Road 1 includes the first gate circuit 11 and the second gate circuit 12, and the first gate circuit 11 includes that the first gate is closed contact, with GS
It indicates, the second gate circuit 12 includes that the second gate is closed contact, is indicated with GSR, and layer door circuit 2 includes first layer door circuit 21
With second layer door circuit 22, first layer door circuit 21 includes first layer door locking contact, with 1DS, 2DS ..., nDS indicate, the
Two layers of door circuit 22 include second layer door locking contact, with 1DSR, 2DSR ..., nDSR indicate that detection circuit further includes the 4th
Detection circuit 54 and the 5th detection circuit 55, gate detect signal input part Y1 include the first gate detection signal input part Y11,
Second gate detects signal input part Y12, the first connection circuit 41, the first gate circuit 11, the second gate circuit 12, first layer
Door circuit 21, second layer door circuit 22, second connect circuit 42 be sequentially connected in series, the first detection circuit 51, the first gate circuit 11,
Second detection circuit 52 is sequentially connected in series, and the first detection circuit 51, the second gate circuit 12, the 4th detection circuit 54 are sequentially connected in series,
5th detection circuit 55, first layer door circuit 21, the 4th detection circuit 54 are sequentially connected in series, the 5th detection circuit 55, second layer door
Circuit 22, third detection circuit 53 are sequentially connected in series, and the 5th detection circuit 55 is connected with power supply circuit, the second detection circuit 52 and
One gate detects signal input part Y11 connections, and the 4th detection circuit 54 is connect with the second gate detection signal input part Y12；
When carrying out the detection of door circuit, controller 3 controls the first contact SR1 and disconnects, and the second contact SR0 is closed, and controller 3 passes through reading
The signal of Y11, Y12 and Y2 input point judge door circuit whether failure, indicate first when Y11 input signals are 1 in detection process
Gate is closed contact fault, and Y12 input signals indicate that the second gate is closed contact fault or first layer door locking contact when being 1
Failure indicates the second layer door locking contact fault when Y2 input signals are 1.
In one embodiment, as shown in Figure 3, it is preferred that controller 3 includes the first controller 31 and second controller 32,
For detecting gate circuit 1, the first contact of the connection circuit being connect with gate circuit 1 is indicated first controller 31 with SR1, with
Second contact of the detection circuit that gate circuit 1 connects indicates that second controller 32 is used for detection layers door circuit 2, with layer with SR0
The first contact of connection circuit that door circuit 2 connects indicates with DR1, the second contact of the detection circuit being connect with layer door circuit 2
It is indicated with DR0, connection circuit further includes third connection circuit 43, and detection circuit further includes the 6th detection circuit 56, power supply circuit
Including the first power supply circuit and the second power supply circuit, the first connection circuit 41, gate circuit 1, third connection circuit 43, layer door return
Road 2, second connects circuit 42 and is sequentially connected in series, and the 6th detection circuit 56, layer door circuit 2, third detection circuit 43 are sequentially connected in series, the
Two detection circuits 42 are connect with the gate of the first controller 31 detection signal input part Y1, and third detection circuit 42 and second controls
The layer door of device 32 detects signal input part Y2 connections, and the first connection circuit 41, the first detection circuit 51 and the first power supply circuit connect
It connects, the first power supply circuit is connect with the first controller 31, and the 6th detection circuit 56 is connect with the second power supply circuit, the second power supply electricity
Road is connect with second controller 32；When carrying out 1 detection of gate circuit, the first controller 31 is powered to the contactor of contact SR, the
The signal of the gate detection signal input part Y1 of one controller 31 indicates the contact SR failures in gate circuit 1 when being 1；Carry out layer door
When circuit 2 is detected, second controller 32 is powered to the contactor of contact DR, and the layer door of second controller 32 detects signal input part
The contact DR failures in expression layer door circuit 2 when the signal of Y2 is 1.
In one embodiment, when being detected for the elevator door circuit of more gates, as shown in figure 4, the first controller 31
For detecting the first gate circuit 11 and the second gate circuit 12, it is connect with the first gate circuit 11 and the second gate circuit 12
Connection circuit the first contact indicated with SR1, the detection circuit being connect with the first gate circuit 11 and the second gate circuit 12
Second contact indicates that second controller 32 is for detecting first layer door circuit 21 and second layer door circuit 22, with first layer with SR0
The first contact of connection circuit that door circuit 21 and second layer door circuit 22 connect indicates with DR1, with first layer door circuit 21 and
Second contact of the detection circuit that second layer door circuit 22 connects is indicated with DR0, it is preferred that detection circuit further includes the 7th detection
Circuit 57, the first connection circuit 41, the first gate circuit 11, the second gate circuit 12, third connection circuit 43, first layer door return
Road 21, second layer door circuit 22, second connect circuit 42 and are sequentially connected in series, the 5th detection circuit 55, first layer door circuit the 21, the 7th
Detection circuit 57 is sequentially connected in series, and the first gate detection signal input part Y11 of the second detection circuit 52 and the first controller 31 connects
It connects, the 4th detection circuit 54 is connect with the second gate of the first controller 31 detection signal input part Y12, the 7th detection circuit 57
It is connect with the first layer door of second controller 32 detection signal input part Y21, third detection circuit 53 and second controller 32
Second layer door detects signal input part Y22 connections, and the 4th detection circuit 54 is connect with the first power supply circuit, the 5th detection circuit 55
It is connect with the second power supply circuit；When carrying out the first gate circuit 11 and the second gate circuit 12 and detecting, the first controller 31 is to the
The contactor of the contact SR in one gate circuit 11 and the second gate circuit 12 is powered, the first gate detection letter of the first controller 31
The signal of number input terminal Y11 indicates that the contact fault in the first gate circuit 11, the second gate detect signal input part Y12 when being 1
Signal indicate the contact fault in the second gate circuit 12 when being 1；It carries out first layer door circuit 21 and second layer door circuit 22 is examined
When survey, second controller 32 is to the contactor power supply of the contact DR in first layer door circuit 21 and second layer door circuit 22, the second control
The signal of the layer door detection signal input part Y21 of device 32 processed indicates the contact fault in first layer door circuit 21, the detection of layer door when being 1
The contact fault in second layer door circuit 22 is indicated when the signal of signal input part Y22 is 1.
More than, only presently preferred embodiments of the present invention is not intended to limit the present invention in any form；All one's own professions
The those of ordinary skill of industry can be shown in by specification attached drawing and above and swimmingly implement the present invention；But all to be familiar with sheet special
The technical staff of industry without departing from the scope of the present invention, is made a little using disclosed above technology contents
The equivalent variations of variation, modification and evolution are the equivalent embodiment of the present invention；Meanwhile all substantial technologicals according to the present invention
To the variation, modification and evolution etc. of any equivalent variations made by above example, technical scheme of the present invention is still fallen within
Within protection domain.
Claims (7)
1. elevator door loop detector includes being closed the gate circuit (1) of contact, equipped with layer door locking contact equipped with gate
Layer door circuit (2), detection circuit, controller (3), it is characterised in that：Further include connection circuit, power supply circuit, the connection electricity
Road is equipped with the first contact, and the detection circuit is equipped with the second contact, and first contact is normally-closed contact, and second contact is
Normally opened contact, the connection circuit, the gate circuit (1), layer door circuit (2) series connection, the detection circuit with it is described
The gate that gate circuit (1) series connection accesses the controller (3) detects signal input part, and the detection circuit is returned with the layer door
The floor door that road (2) series connection accesses the controller (3) detects signal input part, the connection circuit, detection circuit difference
It connects with the power supply circuit and accesses the controller (3), first contact, second contact respond the controller
(3) break-make instruction.
2. elevator door loop detector as described in claim 1, it is characterised in that：The connection circuit includes the first connection
Circuit (41) and the second connection circuit (42), the first connection circuit (41), the gate circuit (1), layer door circuit
(2), the second connection circuit (42) is sequentially connected in series, and the first connection circuit (41) is connected with the power supply circuit, described
Second connection circuit (42) is connect with safety return circuit.
3. elevator door loop detector as claimed in claim 2, it is characterised in that：The detection circuit includes the first detection
Circuit (51), the second detection circuit (52), third detection circuit (53), first detection circuit (51), the gate circuit
(1), second detection circuit (52) is sequentially connected in series, first detection circuit (51), layer door circuit (2), described
Three testing circuit (53) is sequentially connected in series, and first detection circuit (51) is connected with the power supply circuit, the second detection electricity
Road (52) is connect with the gate of the controller (3) detection signal input part, the third detection circuit (53) and the control
The layer door detection signal input part connection of device (3).
4. elevator door loop detector as claimed in claim 3, it is characterised in that：The gate circuit includes the first gate
Circuit (11) and the second gate circuit (12), layer door circuit include first layer door circuit (21) and second layer door circuit
(22), the detection circuit further includes the 4th detection circuit (54) and the 5th detection circuit (55), and the gate detection signal is defeated
It includes the first gate detection signal input part, the second gate detection signal input part, the first connection circuit (41), institute to enter end
State the first gate circuit (11), second gate circuit (12), first layer door circuit (21), second layer door circuit
(22), it is described second connection circuit (42) be sequentially connected in series, first detection circuit (51), first gate circuit (11),
Second detection circuit (52) is sequentially connected in series, first detection circuit (51), second gate circuit (12), described
Four detection circuits (54) are sequentially connected in series, the 5th detection circuit (55), first layer door circuit (21), the 4th detection
Circuit (54) is sequentially connected in series, the 5th detection circuit (55), second layer door circuit (22), the third detection circuit
(53) it is sequentially connected in series, the 5th detection circuit (55) is connected with the power supply circuit, second detection circuit (52) and institute
The detection signal input part connection of the first gate is stated, the 4th detection circuit (54) detects signal input part with second gate
Connection.
5. elevator door loop detector as claimed in claim 4, it is characterised in that：The controller includes the first controller
(31) and second controller (32), the connection circuit further includes third connection circuit (43), and the detection circuit further includes the
Six detection circuits (56), the power supply circuit include the first power supply circuit and the second power supply circuit, the first connection circuit
(41), the gate circuit (1), third connection circuit (43), layer door circuit (2), it is described second connection circuit (42) according to
Secondary series connection, the 6th detection circuit (56), layer door circuit (2), the third detection circuit (53) are sequentially connected in series, described
Second detection circuit (52) is connect with the gate of first controller (31) detection signal input part, the third detection circuit
(53) connect with the layer door of the second controller (32) detection signal input part, described first connects circuit (41), described the
One detection circuit (51) is connect with first power supply circuit, and first power supply circuit connects with first controller (31)
It connects, the 6th detection circuit (56) connect with second power supply circuit, and second power supply circuit is controlled with described second
Device (32) connects.
6. elevator door loop detector as claimed in claim 5, it is characterised in that：The detection circuit further includes the 7th inspection
Slowdown monitoring circuit (57), the first connection circuit (41), first gate circuit (11), second gate circuit (12), institute
State third connection circuit (43), first layer door circuit (21), second layer door circuit (22), the second connection circuit
(42) be sequentially connected in series, the 5th detection circuit (55), first layer door circuit (21), the 7th detection circuit (57) according to
Secondary series connection, second detection circuit (52) connect with the first gate of first controller (31) detection signal input part,
4th detection circuit (54) connect with the second gate of first controller (31) detection signal input part, and the described 7th
Detection circuit (57) is connect with the first layer door of the second controller (32) detection signal input part, the third detection circuit
(53) it is connect with the second layer door of the second controller (32) detection signal input part, the 5th detection circuit (55) and institute
State the connection of the second power supply circuit.
7. elevator door loop detector as described in claim 1, it is characterised in that：The flat bed signal of the power supply circuit is defeated
Enter end to connect with the flat bed signal output end of the controller (3), gate signal input part and the control of the power supply circuit
The gate signal output end of device (3) processed connects, the power output end of the power supply circuit respectively with the contact of first contact
The contactor connection of device, second contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297039.2A CN108328446B (en) | 2018-04-02 | 2018-04-02 | Elevator door loop detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297039.2A CN108328446B (en) | 2018-04-02 | 2018-04-02 | Elevator door loop detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108328446A true CN108328446A (en) | 2018-07-27 |
| CN108328446B CN108328446B (en) | 2023-06-13 |
Family
ID=62933927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810297039.2A Active CN108328446B (en) | 2018-04-02 | 2018-04-02 | Elevator door loop detection device |
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| Country | Link |
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| CN (1) | CN108328446B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759198A (en) * | 2019-09-30 | 2020-02-07 | 苏州汇川技术有限公司 | Elevator door lock switch short circuit detection method, system, equipment and storage medium |
| CN111689353A (en) * | 2019-03-11 | 2020-09-22 | 上海三菱电梯有限公司 | Landing door device of elevator |
| CN111689350A (en) * | 2019-03-11 | 2020-09-22 | 上海三菱电梯有限公司 | Intelligent elevator landing door device |
| CN113247727A (en) * | 2021-04-15 | 2021-08-13 | 上海新时达电气股份有限公司 | Elevator door loop fault detection device and detection method thereof |
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