CN204237383U - Without power supply, the car accidental movement inspection and control system of trailing cable lift car - Google Patents
Without power supply, the car accidental movement inspection and control system of trailing cable lift car Download PDFInfo
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- CN204237383U CN204237383U CN201420166910.2U CN201420166910U CN204237383U CN 204237383 U CN204237383 U CN 204237383U CN 201420166910 U CN201420166910 U CN 201420166910U CN 204237383 U CN204237383 U CN 204237383U
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- 238000007689 inspection Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000007123 defense Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Types And Forms Of Lifts (AREA)
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Abstract
A kind of power supply without trailing cable lift car, car accidental movement inspection and control system, comprise support, support is distributed in machine room and shaft bottom, guide rails assembling is on support, lift car is installed car power supply part, car power supply part comprises rechargeable battery, in power supply box, low pressure constant current source, coder and charging unit controller are installed, power supply box installs fixed pulley and the second flexible contact on fixed pulley on first, the first flexible contact, second outward, and fixed pulley frame installs first time fixed pulley and second time fixed pulley; First conductive cords and the second conductive cords are arranged on electric component simultaneously, and electric component is arranged on one end of connecting panel, and the other end of connecting panel is fixedly connected with car power supply part, and electric component is electrically connected with rechargeable battery; Coder is connected with charging unit controller, and charging unit controller is connected with the first flexible contact, the second flexible contact.The utility model simplify charging unit installation, reduce requirement to langding accuracy, effectively detect accidental movement of elevator cage.
Description
Technical field
The utility model relates to elevator technology field, especially a kind of power supply without trailing cable lift car, car accidental movement inspection and control system.
Background technology
Now general elevator is all trailing cable long and heavy in tow, because trailing cable is along with the increase of the depth of building at elevator place, the length of trailing cable and weight also can increase, and trailing cable itself is a no small inductive load of inductance value in addition, easy generation interference electromagnetism harmonic wave and electric arc, disturb circuit.If sightseeing elevator, cable long in tow will hinder attractive in appearance.
China Patent No. be 200810096784.7 patent documentation a kind of car in contactless mode, electric power being supplied in elevator is disclosed, this electric supply installation has supply line, high frequency electric source, iron core, coil and magnetic substance.This contactless mode utilizes electromagnetic induction and obtains electric power, but its flow wire flowing through high-frequency currents is that magnetic field is exposed at whole elevator hoistways, and the emc issue brought thus can not be ignored.China Patent No. is the electric supply installation that patent document discloses a kind of lift car floor non-contact of 201010125650.0, its lift car lifting each floor of process a feeding pack is installed, the electric component that installation one is corresponding with the feeding pack of each floor on the elevator car, feeding pack and electric component transmit electric energy when lift car leveling is static by non-contacting separable electromagnetic mechanism inductively.But this structure requires higher to langding accuracy, and at each storey setting feeding pack, trouble is installed.
The coder of current most of elevator is arranged on motor shaft, after Elevator landing opens the door, and motor internal contracting brake, coder no longer rotates, after boarding personnel enter, and especially at full load, steel rope is elongated, and car sinks, and makes elevator cab door and Room door not at same plane.And coder is not now because motor rotates, so the position that can't detect car there occurs movement, can give like this during Elevator landing and bring error.When there is no band-type brake signal, oil stain condensation on brake facing, make the reduction of brake facing friction coefficient or other situations cause car accidental movement, current lift appliance can not detect this type of situation effectively, and this will cause very large threat to the personal safety of boarding personnel.
Utility model content
In order to the charging unit overcoming existing elevator is installed trouble, required higher, cannot to detect accidental movement of elevator cage deficiency to langding accuracy, the utility model provide a kind of simplify charging unit installation, the electricity supply and control system that reduces requirement to langding accuracy, effectively detect the lift car of accidental movement of elevator cage.
The utility model solves the technical scheme that its technical matters adopts:
A kind of power supply without trailing cable lift car, car accidental movement inspection and control system, comprise support, described support is distributed in machine room and shaft bottom, the guide rails assembling slided up and down for supplying lift car is at support, described lift car is installed car power supply part, described car power supply part comprises rechargeable battery, power supply box installed by the support of machine room, the support of shaft bottom is installed fixed pulley frame, in described power supply box, low pressure constant current source is installed, coder and charging unit controller, described power supply box installs fixed pulley on first outward, first flexible contact, fixed pulley and the second flexible contact on second, described fixed pulley frame installs first time fixed pulley and second time fixed pulley, the first conductive cords is set with between fixed pulley and first time fixed pulley on described first, the second conductive cords is set with between fixed pulley and second time fixed pulley on described second, described first conductive cords with the second conductive cords is connected respectively the spring straining conductive cords, on described first, the rotating shaft of fixed pulley connects with the rotating shaft of described coder, contact flexible with described first and the second flexible contact connect two mouths of described low pressure constant current source respectively, described first flexible contact coordinates with described first conductive cords, described second flexible contact coordinates with described second conductive cords,
Described first conductive cords and the second conductive cords are arranged on electric component simultaneously, and described electric component is arranged on one end of connecting panel, and the other end of described connecting panel is fixedly connected with described car power supply part, and described electric component is electrically connected with described rechargeable battery;
Described coder is connected with described charging unit controller, and described charging unit controller is connected with the first flexible contact, the second flexible contact.
Further, the outer wall mounting magnetic steel of described electric component, correcting switch installed by the support of described machine room, the support of shaft bottom is installed lower correcting switch, described magnet steel coordinates with described upper correcting switch, lower correcting switch, and described upper correcting switch, lower correcting switch are connected with described charging unit controller.
Preferably, described conductive cords is steel rope.Can certainly be replaced by other materials that can conduct electricity.
Described low pressure constant current source voltage is the safety voltage being less than 36V.
Further, described charging unit controller comprises car accidental movement detection module, in order to detect when elevator is in halted state, detects car and whether there occurs movement; When car is in halted state, when detecting that coder has signal to export, send defense controls signal by relay, that elevator is stopped is mobile for controlling electromagnetic clamp rope or electromagnetism speed limit device for this defense controls signal.
Described charging unit controller also comprises car position locating module, in order to when losing car location information by going to upstation or lower end station, correcting switch or lower correcting switch action in triggering, thus recover car position data.
When on described first, on fixed pulley and second, fixed pulley is electrically nonconducting material, on described first, on fixed pulley and second, fixed pulley lays respectively at the both sides of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box both sides, the contact end of the described first flexible contact coordinates with described first conductive cords, and the contact end of the described second flexible contact coordinates with described second conductive cords.
Or: when on described first, on fixed pulley and second, fixed pulley is electrically nonconducting material, on described first, on fixed pulley and second, fixed pulley is all positioned at the side of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box side, the contact end of the described first flexible contact coordinates with described first conductive cords, and the contact end of the described second flexible contact coordinates with described second conductive cords.
When on described first, on fixed pulley and second, fixed pulley is conductive material, on described first, on fixed pulley and second, fixed pulley lays respectively at the both sides of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box both sides or inside, the contact end of the described first flexible contact coordinates with fixed pulley on described first, and the contact end of the described second flexible contact coordinates with fixed pulley on described second.
When on described first, on fixed pulley and second, fixed pulley is conductive material, on described first, on fixed pulley and second, fixed pulley is all positioned at the side of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box side or inside, the contact end of the described first flexible contact coordinates with fixed pulley on described first, and the contact end of the described second flexible contact coordinates with fixed pulley on described second.
Technical conceive of the present utility model is: this power supply without trailing cable lift car, car accidental movement inspection and control system have employed the charging modes of low pressure constant current source, and charging unit is combined with coder simultaneously, realizes detecting in real time car location information.
This power supply mode has abandoned the non-contact power supply mode at the exposed high frequency feed rail mounted of whole hoistway internal magnetic field, has abandoned charging unit and has installed troublesome shortcoming, the error that during minimizing flat bed, steel rope brings.When elevator is in halted state, that something unexpected happened is mobile for car, and charging unit can output signal, and this signal can control electromagnetism wire holder or electromagnetism speed limit device, and that elevator is stopped is mobile.
The beneficial effects of the utility model are mainly manifested in: 1, have employed low pressure constant current source charging mode, and structure is simple, and easy for installation; 2, while can be implemented in charging, car information is detected.
Accompanying drawing explanation
Fig. 1 is the first embodiment integral structure schematic diagram of the present utility model.
Fig. 2 be in the first embodiment of the present utility model component home A to enlarged drawing.
Fig. 3 be in the first embodiment of the present utility model component home B to enlarged drawing.
Fig. 4 is the power supply box part-structure schematic diagram of the second embodiment of the present utility model.
Fig. 5 is the third embodiment integral structure schematic diagram of the present utility model.
Fig. 6 be in the third embodiment of the present utility model component home A to enlarged drawing.
Fig. 7 be in the third embodiment of the present utility model component home B to enlarged drawing.
Fig. 8 is charging unit controller block diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to Fig. 1 ~ Fig. 8, a kind of power supply without trailing cable lift car, car accidental movement inspection and control system, comprise support 1, described support 1 is distributed in machine room and shaft bottom, guide rail 12 for sliding up and down for lift car 10 is arranged on support 1, described lift car 10 installs car power supply part 9, described car power supply part 9 comprises rechargeable battery, the support of machine room is installed power supply box 13, the support of shaft bottom is installed fixed pulley frame 5, in described power supply box 13, low pressure constant current source is installed, coder 211 and charging unit controller 113, described power supply box 13 is outer installs fixed pulley 17 on first, first flexible contact 18, fixed pulley 15 and the second flexible contact 14 on second, described fixed pulley frame 5 installs first time fixed pulley 7 and second time fixed pulley 6, the first conductive cords is set with between fixed pulley 17 and first time fixed pulley 7 on described first, the second conductive cords is set with between fixed pulley 15 and second time fixed pulley 6 on described second, described first conductive cords with the second conductive cords is connected respectively the spring 4 straining conductive cords, on described first, the rotating shaft of fixed pulley 17 connects with 211 rotating shafts of described coder, contact 18 flexible with described first and the second flexible contact 14 connect two mouths of described low pressure constant current source respectively, described first flexible contact 18 coordinates with described first conductive cords, described second flexible contact 14 coordinates with described second conductive cords,
Described first conductive cords and the second conductive cords are arranged on electric component 3 simultaneously, described electric component 3 is arranged on one end of connecting panel, the other end of described connecting panel is fixedly connected with described car power supply part 9, and described electric component 3 is electrically connected with described rechargeable battery;
Described coder 211 is connected with described charging unit controller 113, and described charging unit controller 113 is connected with the flexible contact 14 of the first flexible contact 18, second.
Further, the outer wall mounting magnetic steel 11 of described electric component 3, the support of described machine room is installed correcting switch 2, the support of shaft bottom is installed lower correcting switch 8, described magnet steel 11 coordinates with described upper correcting switch 2, lower correcting switch 8, and described upper correcting switch 2, lower correcting switch 8 are connected with described charging unit controller 113.
In the present embodiment, being specifically described as follows of each component part of charging unit:
Support 1, for described charging unit provides support, is distributed in machine room and shaft bottom;
Power supply box 13, is arranged on described support, and material is insulating material;
Coder 211, is arranged in described power supply box.For detecting car location information;
Low pressure constant current source, provides charge power supply, is arranged in described power supply box;
Shrink contact, comprise the flexible contact 14 of the first flexible contact 18, second, utilize push-pull electromagnet to be made, for power on/off, can be arranged in described power supply box, also can be arranged on power supply box both sides;
Charging unit controller 113, be arranged in described power supply box, for with elevator control panel communication, and control charging unit, when elevator is in halted state, car there occurs movement, charging unit meeting output signal, and this signal can control electromagnetism wire holder or electromagnetism speed limit device makes elevator stop moving;
Fixed pulley, to comprise on first fixed pulley 15, first time fixed pulley 7 and second time fixed pulley 6 on fixed pulley 17, second, wherein on fixed pulley 17, second, fixed pulley 15 is arranged on described power supply box both sides or with on one side, material can be conductive material also can be electrically nonconducting material on first; Described fixed pulley frame 5 installs first time fixed pulley 7 and second time fixed pulley 6;
Conductive cords 16, comprises the first conductive cords and the second conductive cords, is suspended on fixed pulley, when steel rope is charged, serves as wire role, usually adopts steel rope;
Spring 4, for tense wire rope;
Upper correcting switch 2, lower correcting switch 8, be arranged on upstation and lower end station respectively, what adopt is bi-stable magnetic switch, when losing car location information, car can by going to upstation or lower end station, correcting switch or lower correcting switch action in triggering, thus the car position data recovering charging unit controller.
Magnet steel 11, is arranged on car electric component 3, for triggering upper and lower correcting switch action.
Described lift car 10 can be the lift car without trailing cable with storage battery and inverter; Conductive cords is steel rope, can certainly be replaced by other materials that can conduct electricity.Described low pressure constant current source voltage is the safety voltage being less than 36V.
When on first, on fixed pulley 17 and second, fixed pulley 15 material is electrically nonconducting material, flexible contact is arranged on described power supply box both sides; When on first, on fixed pulley 17 and second, fixed pulley 15 material is conductive material, flexible contact can be arranged in described power supply box also can be arranged on described power supply box both sides.
On the axle and first of described coder 211, the rotating shaft of fixed pulley 17 is arranged on power supply box by cross round head bolt 212, and both rotate together, for detecting the location information of car in real time.When losing car location information, car can by going to upstation or lower end station, correcting switch or lower correcting switch action in triggering, thus recover the car position data of charging unit controller.
Described upper correcting switch 2 and lower correcting switch 8, employing be bistable magnetic switch.When car position is in upstation, upper correcting switch disconnects, and lower correcting switch closes; When car is in lower end station, upper correcting switch closes, and lower correcting switch disconnects, and when car is between end station, upper and lower correcting switch is all closed.
In the present embodiment, for the mounting means of Fig. 1, the power supply without trailing cable lift car of the present utility model, car accidental movement inspection and control system are described, Fig. 2 be in present embodiment component home A to enlarged drawing, Fig. 3 be in present embodiment component home B to enlarged drawing.In the both sides of power supply box, have a flexible contact and a fixed pulley respectively, on the first flexible contact 18 and first, the path of 12V is responsible for by fixed pulley 17, and on the second flexible contact 14 of opposite side and second, the path of 0V is responsible for by fixed pulley 15.When the elevator is run, the electric power of lift car is provided by car power supply part 9, car drives steel rope motion, thus drive coder axle to rotate, realize detecting in real time elevator car position ground, after the unexpected power-off of elevator restarts, car goes to upstation or lower end station, correcting switch 2 or lower correcting switch 8 action in triggering, thus the car position data recovering charging unit controller.When elevator is in halted state, charging unit controller 113 drives flexible contact to stretch out, and is communicated with charging path, is namely communicated with steel rope and low pressure constant-current source circuit, to chargeable storage charging in car power supply part 9.Flexible contact state shown in Fig. 2 is charge condition.When elevator is in state in operation, charging unit controller 113 drives flexible contact retraction, disconnects charging path, namely disconnects steel rope and low pressure constant-current source circuit, stops chargeable storage charging in car power supply part 9.When elevator is in halted state, if coder 211 detects car accidental movement, charging unit controller 113 exports a signal, and this signal can control electromagnetism wire holder or electromagnetism speed limit device makes elevator stop moving.
For Fig. 4 power supply box part-structure schematic diagram, the power supply without trailing cable lift car of the present utility model, car accidental movement inspection and control system are described below.Second embodiment is identical with the parts that the first embodiment is used, and no longer describes in detail at this.With the first embodiment unlike, in Fig. 4 power supply box part of the second embodiment, the first flexible contact 18 and the second flexible contact 14 are mounted in power supply box 13 li, fixed pulley is necessary for conductive material, and in the first embodiment as Fig. 2, flexible contact is arranged on power supply box 13 both sides, and the fixed pulley of employing can be electrically nonconducting material also can be conductive material.
For the mounting means of Fig. 5, the power supply without trailing cable lift car of the present utility model, car accidental movement inspection and control system are described below, Fig. 6 be in present embodiment component home A to enlarged drawing, Fig. 7 be in present embodiment component home B to enlarged drawing.Fig. 5 is identical with the parts that the first embodiment is used, and no longer describes in detail at this.With the first embodiment unlike, fixed pulley is arranged on the same of power supply box, connects on first between fixed pulley 17 and coder with cross round head bolt 312.Flexible contact can, with reference to Fig. 4, be arranged in power supply box by the mounting means shown in Fig. 5, and this is also a kind of embodiment, no longer describes in detail at this.
Charging unit controller of the present utility model, as shown in Figure 8, its principle of work is: when elevator works, car drives the axle of coder 211 to rotate, the information that coder 211 transmits through level shifting circuit 112, then after charging unit controller 113 processes, sends into electric life controller 116.After the unexpected power-off of elevator restarts, car goes to upstation or lower end station, correcting switch 2 or lower correcting switch 8 action in triggering, correcting switch information 118 is through level shifting circuit 117, send into charging unit controller 113, thus recover the car position data of charging unit controller 113, then pass to electric life controller 116.When elevator place is in operation state, electric life controller 116 sends cut-offing instruction, and charging unit controller 113 receives through overdrive circuit 114 after instruction, drives flexible contact retraction, disconnects steel rope and low pressure constant-current source circuit, namely disconnect charge circuit.When elevator is in halted state, electric life controller 116 sends charging instruction, charging unit controller 113 drives flexible contact to stretch out, and is communicated with steel rope and low pressure constant current source (being positioned at power supply box 13) circuit, namely starts chargeable storage charging in car power supply part 9.When car is in halted state, charging unit controller 113 receives the information that coder 211 transmits, and can export a signal by control relay 115, and this signal can control electromagnetism wire holder or electromagnetism speed limit device makes elevator stop moving.
Content described in this specification sheets embodiment is only enumerating the way of realization of inventive concept; should not being regarded as of protection scope of the present invention is only limitted to the concrete form that embodiment is stated, protection scope of the present invention also and conceive the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (10)
1. the power supply without trailing cable lift car, car accidental movement inspection and control system, comprise support, described support is distributed in machine room and shaft bottom, the guide rails assembling slided up and down for supplying lift car is at support, described lift car is installed car power supply part, it is characterized in that: described car power supply part comprises rechargeable battery, power supply box installed by the support of machine room, the support of shaft bottom is installed fixed pulley frame, in described power supply box, low pressure constant current source is installed, coder and charging unit controller, described power supply box installs fixed pulley on first outward, first flexible contact, fixed pulley and the second flexible contact on second, described fixed pulley frame installs first time fixed pulley and second time fixed pulley, the first conductive cords is set with between fixed pulley and first time fixed pulley on described first, the second conductive cords is set with between fixed pulley and second time fixed pulley on described second, the spring of described first conductive cords and the conductive cords that the second conductive cords is connected respectively further, on described first, the rotating shaft of fixed pulley connects with the rotating shaft of described coder, contact flexible with described first and the second flexible contact connect two mouths of described low pressure constant current source respectively, described first flexible contact coordinates with described first conductive cords, described second flexible contact coordinates with described second conductive cords,
Described first conductive cords and the second conductive cords are arranged on electric component simultaneously, and described electric component is arranged on one end of connecting panel, and the other end of described connecting panel is fixedly connected with described car power supply part, and described electric component is electrically connected with described rechargeable battery;
Described coder is connected with described charging unit controller, and described charging unit controller is connected with the first flexible contact, the second flexible contact.
2. as claimed in claim 1 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: the outer wall mounting magnetic steel of described electric component, correcting switch installed by the support of described machine room, the support of shaft bottom is installed lower correcting switch, described magnet steel coordinates with described upper correcting switch, lower correcting switch, and described upper correcting switch, lower correcting switch are connected with described charging unit controller.
3., as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: described conductive cords is steel rope.
4., as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: described low pressure constant current source voltage is the safety voltage being less than 36V.
5. as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: described charging unit controller comprises car mobility detect module, in order to detect when elevator is in halted state, detect car and whether there occurs movement; When car is in halted state, when detecting that coder has signal to export, send defense controls signal by relay, that elevator is stopped is mobile for controlling electromagnetic clamp rope or electromagnetism speed limit device for this defense controls signal.
6. as claimed in claim 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: described charging unit controller also comprises car position locating module, in order to when losing car location information by going to upstation or lower end station, correcting switch or lower correcting switch action in triggering, thus recover car position data.
7. as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: when on described first, on fixed pulley and second, fixed pulley is electrically nonconducting material, on described first, on fixed pulley and second, fixed pulley lays respectively at the both sides of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box both sides, the contact end of the described first flexible contact coordinates with described first conductive cords, and the contact end of the described second flexible contact coordinates with described second conductive cords.
8. as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: when on described first, on fixed pulley and second, fixed pulley is electrically nonconducting material, on described first, on fixed pulley and second, fixed pulley is all positioned at the side of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box side, the contact end of the described first flexible contact coordinates with described first conductive cords, and the contact end of the described second flexible contact coordinates with described second conductive cords.
9. as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: when on described first, on fixed pulley and second, fixed pulley is conductive material, on described first, on fixed pulley and second, fixed pulley lays respectively at the both sides of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box both sides or inside, the contact end of the described first flexible contact coordinates with fixed pulley on described first, and the contact end of the described second flexible contact coordinates with fixed pulley on described second.
10. as claimed in claim 1 or 2 without power supply, the car accidental movement inspection and control system of trailing cable lift car, it is characterized in that: when on described first, on fixed pulley and second, fixed pulley is conductive material, on described first, on fixed pulley and second, fixed pulley is all positioned at the side of power supply box, described first flexible contact and the second flexible contact are arranged on described power supply box side or inside, the contact end of the described first flexible contact coordinates with fixed pulley on described first, and the contact end of the described second flexible contact coordinates with fixed pulley on described second.
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CN201420166910.2U CN204237383U (en) | 2014-04-04 | 2014-04-04 | Without power supply, the car accidental movement inspection and control system of trailing cable lift car |
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CN201420166910.2U CN204237383U (en) | 2014-04-04 | 2014-04-04 | Without power supply, the car accidental movement inspection and control system of trailing cable lift car |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103879849A (en) * | 2014-04-04 | 2014-06-25 | 杭州通达控制系统有限公司 | Power supply and lift car accidental movement detection and control system for lift car without traveling cables |
CN106995167A (en) * | 2017-05-25 | 2017-08-01 | 广东皇冠电梯有限公司 | It is a kind of new without trailing cable controlled in wireless Operation system of elevator |
CN111017658A (en) * | 2019-12-03 | 2020-04-17 | 成都携手通大智能设备有限公司 | Elevator without trailing cable |
CN111453589A (en) * | 2020-04-27 | 2020-07-28 | 重庆市特种设备检测研究院 | System and method suitable for wireless energy and signal transmission of elevator car |
CN113614015A (en) * | 2019-03-28 | 2021-11-05 | 株式会社日立制作所 | Elevator system |
CN114715745A (en) * | 2020-12-22 | 2022-07-08 | 迅达(中国)电梯有限公司 | Hoistway magnetic stripe overspeed device tensioner and elevator car position detection device |
-
2014
- 2014-04-04 CN CN201420166910.2U patent/CN204237383U/en not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103879849A (en) * | 2014-04-04 | 2014-06-25 | 杭州通达控制系统有限公司 | Power supply and lift car accidental movement detection and control system for lift car without traveling cables |
CN106995167A (en) * | 2017-05-25 | 2017-08-01 | 广东皇冠电梯有限公司 | It is a kind of new without trailing cable controlled in wireless Operation system of elevator |
CN113614015A (en) * | 2019-03-28 | 2021-11-05 | 株式会社日立制作所 | Elevator system |
CN113614015B (en) * | 2019-03-28 | 2023-10-27 | 株式会社日立制作所 | Elevator system |
CN111017658A (en) * | 2019-12-03 | 2020-04-17 | 成都携手通大智能设备有限公司 | Elevator without trailing cable |
CN111453589A (en) * | 2020-04-27 | 2020-07-28 | 重庆市特种设备检测研究院 | System and method suitable for wireless energy and signal transmission of elevator car |
CN111453589B (en) * | 2020-04-27 | 2022-09-20 | 重庆市特种设备检测研究院 | Method suitable for wireless energy and signal transmission of elevator car |
CN114715745A (en) * | 2020-12-22 | 2022-07-08 | 迅达(中国)电梯有限公司 | Hoistway magnetic stripe overspeed device tensioner and elevator car position detection device |
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