CN205076588U - Spacing signal pickup assembly of lift and have its lift electrical system - Google Patents
Spacing signal pickup assembly of lift and have its lift electrical system Download PDFInfo
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- CN205076588U CN205076588U CN201520736402.8U CN201520736402U CN205076588U CN 205076588 U CN205076588 U CN 205076588U CN 201520736402 U CN201520736402 U CN 201520736402U CN 205076588 U CN205076588 U CN 205076588U
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- lift
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Abstract
The utility model discloses a spacing signal pickup assembly of lift and have its lift electrical system, this spacing signal pickup assembly includes: spacing signal collector for detect the on off state that each limit switch of lift corresponds, signal processor is with spacing signal collector communication connection for receive the switch status data that each limit switch is corresponding that spacing signal collector detected, display element connects signal processor for the switch status data who receives signal processor shows, wherein, display element locates in the lift driver's cabin. The utility model discloses a, gathers limit switch each limit switch's on off state before inserting lift electrical control cabinet to display element through being located the driver's cabin shows, thereby the state that makes understanding lift that the operator can be clear locate improves security, the reliability controld, and the be convenient for trouble of manipulator quick lock in lift, does benefit to follow -up maintenance.
Description
Technical field
The utility model relates to elevator control field, especially, relates to a kind of elevator limit signal harvester.In addition, the utility model also relates to a kind of elevator electric-control system comprising said apparatus.
Background technology
The limit switch of elevator is the main safety component of elevator, can guarantee that elevator before being initiated or in a safe condition in operational process, such as door limit switch is the safety device whether several inlet/outlet of detection elevator closes, and door does not shut, and elevator just can not start.
Existing elevator electric-control system many employings Relay logic control circuit, with reference to Fig. 1, in each limit switch access elevator electrical control cabinet, and series connection accesses contactless switch control loop in cabinet, when arbitrary limit switch disconnects, control contactor is disconnected motor power by contactless switch control loop, thus realizes the object that elevator is out of service or can not start.
Existing elevator electric-control system is not owing to having instruction and the self-diagnosing function of spacing state, and limit switch is once disconnection can make elevator quit work.In the actual use procedure of elevator; because door does not shut or limit switch closes not in place and phenomenon that is that shut down often occurs; and driver lacks certain expertise; often this phenomenon is mistaken for fault; and then notice maintenance maintenance personnel, cause great manpower to waste to the maintenance of elevator and malfunction elimination.In addition, because spacing state does not have remote fault diagnosis, personnel often need scene to judge after sale, after-sales service inefficiency.
Utility model content
The utility model provides a kind of elevator limit signal harvester and has its elevator electric-control system, to solve the technical matters that existing elevator electric-control system does not have the state of limit switch to indicate and trouble diagnosing efficiency is low, maintenance is inconvenient.
The technical solution adopted in the utility model is as follows:
According to an aspect of the present utility model, a kind of elevator limit signal harvester is provided, comprises:
Limit signal collector, for detecting on off state corresponding to each limit switch of elevator;
Signal processor, communicates to connect with limit signal collector, the on off state data that each limit switch for receiving the detection of limit signal collector is corresponding;
Display unit, connection signal treater, shows for the on off state data received signal processor; Wherein, display unit is located in elevator operator's compartment.
Further, limit signal collector comprises:
Signal acquisition circuit, the two ends of access limit switch in parallel, for the state of detectability bit switch;
Microprocessor, connection signal Acquisition Circuit, the detection signal of Received signal strength Acquisition Circuit;
Communication circuit, connects the output port of microprocessor, for exporting data to signal processor.
Further, signal acquisition circuit comprises current acquisition element and resistance unit,
Be incorporated to the two ends of limit switch after current acquisition element and resistance components in series, wherein, current acquisition element generates current sensing signal and also exports to microprocessor;
Resistance unit is used for current limliting and the electric current flowing through current acquisition element is in OK range.
Further, limit switch is multiple, and include but not limited to simple gate limit switch, Upper threshold bit switch, roof door limit switch, the quantity of signal acquisition circuit is corresponding with the quantity of limit switch, to detect on off state corresponding to each limit switch respectively.
Further, the utility model elevator limit signal harvester also comprises failure warning unit,
Failure warning unit connection signal treater, for detecting that at signal processor certain limit switch exports corresponding alerting signal when breaking down.
Further, signal processor connects remote communication module, for the on off state of limit switch being passed to internet through cordless communication network.
According to another aspect of the present utility model, also provide a kind of elevator electric-control system, comprise above-mentioned elevator limit signal harvester.
The utility model has following beneficial effect:
The utility model elevator limit signal harvester and there is its elevator electric-control system, by gathering the on off state of each limit switch before limit switch access elevator electrical control cabinet, and the display unit display by being positioned at operator's compartment, thus make operator can understand state residing for elevator clearly, improve the safety of manipulation, reliability, and be convenient to the fault of operator's quick lock in elevator, be beneficial to follow-up maintenance.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of existing elevator electric-control system;
Fig. 2 is the structural representation of the utility model preferred embodiment elevator electric-control system;
Fig. 3 is the structural representation of the utility model preferred embodiment limit signal collector.
Description of reference numerals:
10, limit signal collector; 11, current acquisition element; 12, resistance unit;
13, microprocessor; 14, communication circuit;
20, signal processor;
30, display unit;
40, remote communication module.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
With reference to Fig. 2; preferred embodiment of the present utility model provides a kind of elevator electric-control system; comprise the multiple limit switch for playing safety guard-safeguard effect; as simple gate limit switch, double threshold bit switch, roof door limit switch etc.; each limit switch all accesses in elevator electrical control cabinet, and in cabinet, access contactless switch control loop, and contactless switch control loop generates signal control contactless switch according to the state of limit switch; thus control the power supply break-make of motor, to realize the on off control to elevator.The key improvements of the present embodiment is, arranges limit signal harvester in elevator electric-control system, and before each limit switch access elevator electrical control cabinet, gather switch state signal, the present embodiment limit signal harvester comprises:
Limit signal collector 10, for detecting on off state corresponding to each limit switch of elevator;
Signal processor 20, communicates to connect with limit signal collector 10, the on off state data that each limit switch for receiving limit signal collector 10 detection is corresponding;
Display unit 30, connection signal treater 20, shows for the on off state data received signal processor 20; Wherein, display unit 30 is located in elevator operator's compartment.In the present embodiment, display unit 30 can adopt LCDs or touch screen, so that operator understands the state residing for elevator in time, thus improves safety, the reliability of manipulation, and be convenient to the fault of operator's quick lock in elevator, be beneficial to follow-up maintenance.
With reference to Fig. 3, in the present embodiment, limit signal collector 10 comprises:
Signal acquisition circuit, the two ends of access limit switch in parallel, for the state of detectability bit switch;
Microprocessor 13, connection signal Acquisition Circuit, the detection signal of Received signal strength Acquisition Circuit;
Communication circuit 14, connects the output port of microprocessor 13, for exporting data to signal processor 20.
In the present embodiment, preferably, signal acquisition circuit adopts acquisition mode in parallel, not destroy the series model of original limit switch, the present embodiment signal acquisition circuit comprises current acquisition element 11 and resistance unit 12, current acquisition element 11 is incorporated to the two ends of limit switch after connecting with resistance unit 12, wherein, the current signal of induction is converted to voltage signal and exports to the I/O port of microprocessor 13 by current acquisition element 11; Microprocessor 13 is through process generation serial data and communication circuit 14 is passed to signal processor 20.Preferably, communication circuit 14 adopts serial communication interface, serial communication interface through bus communication connection signal treater 20, to simplify the wire connection structure at elevator place.In the present embodiment, resistance unit 12 makes the electric current flowing through current acquisition element 11 be in OK range for current limliting.The present embodiment limit signal harvester, compatible existing elevator electric-control system, makes original electric-control system loop not be damaged, and Acquisition Circuit structure is simple, be easy to realize, and cost is lower.
Preferably, in the present embodiment, limit switch is multiple, includes but not limited to simple gate limit switch, Upper threshold bit switch, roof door limit switch, the quantity of signal acquisition circuit is corresponding with the quantity of limit switch, to detect on off state corresponding to each limit switch respectively.
Alternatively, the utility model elevator limit signal harvester also comprises failure warning unit,
At signal processor 20, failure warning unit connection signal treater 20, for detecting that certain limit switch exports corresponding alerting signal when breaking down.Preferably, alerting signal accessible site, on display unit 30, exports with forms such as sound and light alarms, thus plays good booster action in the quick response, fault fast positioning of maintenance.
Alternatively, signal processor 20 connects remote communication module 40, for the on off state of limit switch being passed to internet through cordless communication network.Setting up of long-distance communication network framework is generally made up of acquisition of signal terminal and the present embodiment signal pickup assembly, the data server of connecting Internet and the client of Based PC or smart mobile phone.Signal pickup assembly by sending data to short range or remote wireless network, then is connected to data server, and this server plays data relay effect, and data are deposited to data bank.When user opens Client browse data, server by distributing data to different clients.Through this long-distance communication network framework, the long-distance service being convenient to maintainer instructs, for long-range past-sale service provides Data support.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. an elevator limit signal harvester, is characterized in that, comprising:
Limit signal collector, for detecting on off state corresponding to each limit switch of elevator;
Signal processor, communicates to connect with described limit signal collector, the on off state data that each limit switch for receiving the detection of described limit signal collector is corresponding;
Display unit, connects described signal processor, shows for the on off state data received described signal processor; Wherein, described display unit is located in elevator operator's compartment.
2. elevator limit signal harvester according to claim 1, is characterized in that, described limit signal collector comprises:
Signal acquisition circuit, the two ends of access limit switch in parallel, for the state of detectability bit switch;
Microprocessor, connects described signal acquisition circuit, receives the detection signal of described signal acquisition circuit;
Communication circuit, connects the output port of described microprocessor, for exporting data to described signal processor.
3. elevator limit signal harvester according to claim 2, is characterized in that,
Described signal acquisition circuit comprises current acquisition element and resistance unit,
Be incorporated to the two ends of described limit switch after described current acquisition element and described resistance components in series, wherein, described current acquisition element generates current sensing signal and also exports to described microprocessor;
Described resistance unit is used for current limliting and the electric current flowing through described current acquisition element is in OK range.
4. elevator limit signal harvester according to claim 3, is characterized in that,
Described limit switch is multiple, includes but not limited to simple gate limit switch, Upper threshold bit switch, roof door limit switch, and the quantity of described signal acquisition circuit is corresponding with the quantity of described limit switch, to detect on off state corresponding to each limit switch respectively.
5. elevator limit signal harvester according to claim 1, is characterized in that, also comprise failure warning unit,
Described failure warning unit connects described signal processor, for detecting that certain limit switch exports corresponding alerting signal when breaking down at described signal processor.
6. elevator limit signal harvester according to claim 5, is characterized in that,
Described signal processor connects remote communication module, for the on off state of limit switch being passed to internet through cordless communication network.
7. an elevator electric-control system, is characterized in that, comprise as arbitrary in claim 1 to 6 as described in elevator limit signal harvester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736402.8U CN205076588U (en) | 2015-09-22 | 2015-09-22 | Spacing signal pickup assembly of lift and have its lift electrical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736402.8U CN205076588U (en) | 2015-09-22 | 2015-09-22 | Spacing signal pickup assembly of lift and have its lift electrical system |
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| Publication Number | Publication Date |
|---|---|
| CN205076588U true CN205076588U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520736402.8U Active CN205076588U (en) | 2015-09-22 | 2015-09-22 | Spacing signal pickup assembly of lift and have its lift electrical system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110626931A (en) * | 2019-09-17 | 2019-12-31 | 杭州斯沃德电梯有限公司 | Safety control system and method for escalator |
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2015
- 2015-09-22 CN CN201520736402.8U patent/CN205076588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110626931A (en) * | 2019-09-17 | 2019-12-31 | 杭州斯沃德电梯有限公司 | Safety control system and method for escalator |
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