CN202245603U - Traveling protective device of elevator leveling rear door - Google Patents
Traveling protective device of elevator leveling rear door Download PDFInfo
- Publication number
- CN202245603U CN202245603U CN2011203241815U CN201120324181U CN202245603U CN 202245603 U CN202245603 U CN 202245603U CN 2011203241815 U CN2011203241815 U CN 2011203241815U CN 201120324181 U CN201120324181 U CN 201120324181U CN 202245603 U CN202245603 U CN 202245603U
- Authority
- CN
- China
- Prior art keywords
- door
- specific range
- walking
- elevator
- relay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
A traveling protective device of an elevator leveling rear door comprises a rope clip and a dragging steel wire rope, and also comprises a specific distance induction device, a door lock detection device, an open traveling safety circuit, a stop device and an independent power supply, wherein the specific distance induction device is used for sending a signal when an elevator cabin reaches a preset specific distance; the door lock detection device is used for sending a signal when a cabin door lock and/or a hoistway door are/is opened; the open traveling safety circuit is used for controlling the movement of the stop device after receiving the signal of the specific distance induction device and the signal of the door lock detection device simultaneously; the stop device is used for receiving the signal of the open traveling safety circuit and then controlling the rope clip to tightly clip the dragging steel wire rope; and the independent power supply at least provides power for the specific distance induction device, the door lock detection device, the open traveling safety circuit and the stop device.
Description
Technical field
Fender guard when the utility model relates to the operation of a kind of elevator faults, particularly a kind of Elevator landing back pullout (BPO) walking fender guard.
Background technology
Along with the continuous increase of skyscraper, the indispensable vehicle during elevator becomes people's daily life gradually and works.Elevator in use is no lack of and has an accident, and along with the increase of elevator quantity, elevator accident is also increasing year by year.From the elevator accident analysis that takes place, can find out the life harm maximum of end fault of rushing to summit, squat that elevator opens the door and walks and cause to the people.Particularly elevator opens the door to walk and is easy to take place the serious accident that the passenger is sheared by lift car.Trace it to its cause, the drg of elevator exists hidden danger.Though national standard dictate: " all participate in should dividing two assemblings to establish to the drg mechanical part of brake wheel or dish brake activation power.If one group of parts is inoperative, another group works, and drg has duplicate protection.Is but problem, if what if inoperative two groups of drg mechanical parts are all? Its drg of present towing machine is normal ejector half, drg be along with towing machine startup, stop and moving, thereby the wearing and tearing of two groups of drg mechanical parts are approximate being equal to.If repair and maintenance work is not carried out, the hidden danger of two groups of brake failures is difficult to avoid.In fact the similar elevator faults such as the end of rushing to summit, squat that cause of walking of opening the door are all relevant with brake failure.
The utility model content
The utility model technical matters to be solved provides a kind of Elevator landing back pullout (BPO) walking fender guard; Thereby stop at a perch when guaranteeing ascending for elevator; Also stop at a perch when elevator is descending, thereby prevent that the passenger is sheared and elevator is rushed to summit, squat at the end.
In order to address the above problem, the utility model is taked following technical scheme:
A kind of Elevator landing back pullout (BPO) walking fender guard comprises wire holder and traction steel-cable, also comprises:
The specific range induction installation is used for sending signal during to predetermined specific range when elevator cage operation;
The door lock detecting device is used for when gate lock and/or Room door-lock opening, sending signal;
The walking safety return circuit that opens the door is used for preventing the stop device action when the signal that receive the specific range induction installation and the signal time control that receives the door lock detecting device simultaneously;
End stop device, be used to receive and open the door that the control wire holder clamps said traction steel-cable behind the signal of walking safety return circuit;
Independent current source is at least said specific range induction installation, door lock detecting device, walking safety return circuit and end stop device electric power is provided opens the door.
Preferably; Said predetermined specific range is meant: the vertical distance in elevator is opening the door upwards walking between car ground and the Room door upper ledge is smaller or equal to 1m; And the vertical distance in elevator opens the door walking downwards between car door upper ledge and the door ground, the Room is smaller or equal to 1m.
Preferably, said specific range induction installation comprises: at least one specific range inductive switch, specific range induction relay, last anti-dazzle device and following anti-dazzle device in being arranged on every layer, and said specific range inductive switch is a photoelectric sensor switch;
Said at least one specific range inductive switch is installed on car or the upright beam of car frame through anchor fitting, and on the circuit, the specific range induction relay is connected respectively with at least one specific range inductive switch;
Saidly go up that anti-dazzle device and the following anti-dazzle device anchor fitting through anti-dazzle device is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door; When Elevator landing, above-mentioned at least one specific range inductive switch is between anti-dazzle device on the respective layer and following anti-dazzle device.
Preferably; The anchor fitting of said specific range inductive switch comprises switch permanent seat support and switch permanent seat; Said specific range inductive switch is fixed on the switch permanent seat, and the switch permanent seat is connected with switch permanent seat support, and switch permanent seat support is installed on car or the upright beam of car frame;
The anchor fitting of said anti-dazzle device is the anti-dazzle device support, and anti-dazzle device is fixed on the anti-dazzle device support, and the anti-dazzle device support is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door.
Preferably, stand on the beam when the specific range inductive switch is fixed on car frame, when anti-dazzle device was fixed on the guide rail, said switch permanent seat support and anti-dazzle device support stretched out the small space that makes away between car frame and the guide rail to homonymy.
Preferably, said door lock detecting device comprises: door lock detects relay, Room door lock, gate lock, and said door lock detects the coil of relay and connects with Room door lock, gate lock.
Preferably, the said walking safety return circuit that opens the door comprises: walking safety relay, specific range induction relay open contact, door lock relay normally closed contact open the door;
Said door lock relay normally closed contact is connected with coil, the specific range induction relay open contact of the walking safety relay that opens the door.
Preferably, the said stop device that ends comprises: be used to control the wire holder action wire holder binary pair, wire holder, walking safety relay first open contact opens the door; Said walking safety relay first open contact that opens the door is connected with the wire holder binary pair.
This device also can comprise a warning device; Be used for reporting to the police when running to predetermined specific range when elevator opens the door; Comprise second open contact of the walking safety relay that opens the door and the series loop that an annunciator is formed, above-mentioned independent current source provides electric power for this warning device.
Said independent current source comprises: voltage transformer, AC24V circuit breaker, AC110V circuit breaker, rectifier bridge, voltage transformer 24V secondary winding, voltage transformer 110V secondary winding; The two ends of the primary winding of said voltage transformer connect the live wire L1 and the zero line N of elevator(lift) machine room power supply box respectively; Voltage transformer 24V secondary winding be connected in series successively AC24V circuit breaker and rectifier bridge; Voltage transformer 110V secondary winding connects said second circuit breaker; The primary winding number of turn/voltage transformer 24V secondary winding the number of turn=55: 6, the primary winding number of turn/voltage transformer 110V secondary winding=2: 1, the primary winding voltage is 220V.
The mouth of voltage transformer 24V secondary winding connects said specific range inductive switch respectively, ends stop device and warning device, and the mouth of voltage transformer 110V secondary winding connects said door lock detecting device respectively and opens the door the walking safety return circuit.
The beneficial effect of the utility model is: the utility model utilizes wire holder that elevator is stopped when elevator opens the door the specific range of walking predetermined detecting behind the Elevator landing, thereby prevents that the passenger from shearing and elevator is rushed to summit, squat at the end.
Description of drawings
Fig. 1 is the principle schematic of this device;
Fig. 2 is this apparatus structure block diagram;
Fig. 3 is this device specific range induction installation, warning device and the circuit diagram that ends stop device;
Fig. 4 is the circuit diagram of walking safety return circuit and door lock detecting device of opening the door;
Fig. 5 is the front view of the installation of specific range inductive switch;
Fig. 6 is the birds-eye view of the installation of specific range inductive switch;
Fig. 7 is this device independent current source circuit diagram.
The specific embodiment
For above-mentioned purpose, the feature and advantage that make the utility model can be more obviously understandable, the utility model is done further detailed explanation below in conjunction with the accompanying drawing and the specific embodiment.
Introduce the elevator structure of following and the utility model relevant portion earlier.
With reference to Fig. 1, elevator mainly comprises:
Hoistway, hoistway inside circumference are provided with guide rail, car 7 and n Room door, gate, also comprise gate lock 6, Room door lock 5, car frame, and car frame can slide along guide rail;
The classical control system of elevator comprises electrical control part and drive part, and drive part comprises elevator traction machine 1, drg, counterweight 8, traction steel-cable 9; Traction steel-cable 9 is on the traction sheave of towing machine 1, and an end connects counterweight 8, and the other end connects car 7.
Classical control system except above-mentioned elevator; Elevator also comprises other mechanical braking part; Mainly lean on wire holder 2 to clamp traction steel-cable 9 elevator is only stopped, wire holder 2 is installed on machine room towing machine 1 support, and traction steel-cable 9 passes from wire holder 2 clamping plate; Wire holder 2 actions are clamped traction steel-cable 9 through clamping plate.
From principle the utility model down is described earlier.
Fig. 1 has provided the principle scheme drawing of the utility model, does not represent practical structures.Specific range inductive switch among the figure is installed on car 7 or the car frame, to obtain the location information of car;
Electric control system comprises: walking safety return circuit 10 opens the door; Open the door the door status information and car 7 location informations of specific range induction installation 13 of walking safety return circuit 10 reception Room door locks 5 and gate lock 6 are controlled wire holder 2 when walking preset distance and are moved when finding that elevator opens the door.
Introduce the utility model below in detail.
With reference to Fig. 2, a kind of Elevator landing back pullout (BPO) walking fender guard comprises wire holder 2 and traction steel-cable 9, also comprises:
Specific range induction installation 13 is used for when lift car 7 runs to predetermined specific range, sending signal;
Door lock detecting device 12 is used for when gate lock 6 and/or Room door lock 5 are opened, sending signal; The walking safety return circuit 10 that opens the door is used for preventing stop device 11 actions when the signal that receives specific range induction installation 13 and the signal time control that receives door lock detecting device 12 simultaneously;
End stop device 11, be used to receive and open the door that control wire holder 2 clamps said traction steel-cable 9 behind the signal of safety return circuit;
Independent current source is at least said specific range induction installation 13, door lock detecting device 12, walking safety return circuit 10 and end stop device 11 electric power is provided opens the door.
The utility model is owing to be provided with door lock detecting device 12 and specific range induction installation 13; Thereby when elevator opens the door the specific range of walking predetermined, utilize wire holder 2 to make elevator stop to guarantee passenger's safety, prevent that the passenger is sheared and elevator is rushed to summit, squat at the end.
Predetermined specific range should satisfy: the vertical distance in elevator is opening the door upwards walking between car 7 ground and the Room door upper ledge is smaller or equal to 1m, and the vertical distance in elevator opens the door walking downwards between 7 upper ledges of car and the door ground, the Room is smaller or equal to 1m.
Below through concrete device explanation such scheme.
With reference to Fig. 3, Fig. 5 and Fig. 6; Said specific range induction installation 13 comprises: at least one specific range inductive switch, specific range induction relay, last anti-dazzle device 44 and following anti-dazzle device in being arranged on every layer, and said specific range inductive switch is a photoelectric sensor switch;
Said at least one specific range inductive switch is installed on car or the upright beam of car frame through anchor fitting, and on the circuit, specific range induction relay coil 29 is connected respectively with at least one specific range inductive switch;
Saidly go up that anti-dazzle device 44 and the following anti-dazzle device anchor fitting through anti-dazzle device is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door; When Elevator landing, above-mentioned at least one specific range inductive switch is between anti-dazzle device on the respective layer 44 and following anti-dazzle device.
When elevator is walked to the specific range of being scheduled to; The specific range inductive switch inserts anti-dazzle device, specific range inductive switch output high level V+, the coil 29 of specific range induction relay; Specific range induction relay open contact is closed, output specific range signal.
The implementation of the above-mentioned predetermined specific range of casehistory.
If car 7 length overalls=Room door length overall=2m; The specific range inductive switch is on 7 upright beams of car, and last anti-dazzle device and following anti-dazzle device are all on the door of the Room, so; Following anti-dazzle device is installed in door upper ledge position, the Room; When following anti-dazzle device was installed in Room door ground location, elevator was when upwards the distance of the Room, position door upper ledge to car 7 ground between that stop of operation is 1m, and elevator to move the position gate upper ledge that stops downwards be 1m to the distance between the door ground, the Room.
The height of 1m is the height fixed according to anthroposomatology, and this height can guarantee that elevator passenger can hide elevator very easily and open the door when walking to the injury of human body.Be lower than this height, the people is very easily by bump or shearing.
Like Fig. 5, the specific range inductive switch is two, is specific range inductive switch 3 and specific range inductive switch 4, and a plurality of specific range inductive switches can be worked as one when inoperative, and another still can be protected, and plays double protection.
Continuation is with reference to Fig. 5 and Fig. 6; Preferably; Said specific range inductive switch anchor fitting comprises switch permanent seat support 41 and switch permanent seat 42, and said specific range inductive switch is fixed on the switch permanent seat 42, and switch permanent seat 42 is connected with switch permanent seat support 41; Switch permanent seat support 41 is installed on car 7 or the car frame, is preferably mounted on 7 upright beams of car; The said anchor fitting of going up anti-dazzle device 44 is an anti-dazzle device support 46, and anti-dazzle device support 46 is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door.Be that the specific range inductive switch is installed on 7 upright beams of car among Fig. 5 and Fig. 6, anti-dazzle device is installed in the specific embodiment on the guide rail, owing to also be provided with miscellaneous part between car frame and the guide rail; The space is narrow and small; If specific range inductive switch and anti-dazzle device are directly installed on the upright beam of car frame and on the guide rail, then make the two space very narrow and small, be not easy to the installation of switch on the one hand; On the other hand; Even if install the work that also possibly influence miscellaneous part, so in order to save the space and not influence the normal operation of miscellaneous part in the elevator hoistways, switch permanent seat support and anti-dazzle device support stretch out to homonymy respectively; Make specific range inductive switch and anti-dazzle device away from 7 upright beams of car and the small space between the guide rail, and be arranged in the bigger space.
With reference to Fig. 3, preferred, the also parallelly connected diode of the coil of said specific range induction relay is in order to prevent that coil from can discharge the magnetic energy in the coil when the sudden power faster, avoids the contact arcing.
Clear in order to narrate, below in one section part use photoelectric sensor switch one speech to substitute the specific range inductive switch, in fact, the specific range inductive switch is exactly a photoelectric sensor switch, is two kinds of different sayings of same parts.
With reference to Fig. 6, said anti-dazzle device is the trench structure of side, on a sidewall of groove, light-projecting portion is set, and light accepting part (photoelectric sensor switch comprises light-projecting portion and light accepting part) is set on another sidewall.When photoelectric sensor switch does not run to the position that anti-dazzle device can block; Light accepting part can receive the light of light-projecting portion, this moment this photoelectric sensor switch output low level V-, the coil 29 of specific range induction relay must not; Specific range induction relay open contact is opened; Can not export the specific range signal, the walking safety return circuit 10 not conductings of opening the door, elevator normally moves.When photoelectric sensor switch runs to the position that anti-dazzle device can block; The light that light-projecting portion sends is blocked by anti-dazzle device; Light accepting part can not receive light, and this moment, this photoelectric sensor switch was exported high level V+, the coil 29 of specific range induction relay; Specific range induction relay open contact is closed, output specific range signal.
With reference to Fig. 4, preferred, said door lock detecting device 12 comprises: door lock detects relay, a n Room door lock 5, a gate lock 6, and the coil 36 of door lock relay and n Room door lock 5, a gate are locked 6 and connected.When elevator door did not close, certain layer of Room door lock 5 or gate lock 6 broke off, coil 36 dead electricity of door lock relay, and door lock relay normally closed contact 33 closures, the output elevator door has not closed signal.
Continuation is with reference to Fig. 4, and is preferred, also comprises a quencher, and said annunciator 30 coils are parallelly connected with said quencher.Preferably, be for coil can discharge the electric energy in the coil when the sudden power faster, avoid the contact arcing, the protective relay contact is injury-free.
Continuation is with reference to Fig. 4; Preferably; The said walking safety return circuit 10 that opens the door comprises: open the door walking safety relay, specific range induction relay open contact 34, door lock relay normally closed contact 33, door lock relay normally closed contact 33 is connected with coil 35, the specific range induction relay open contact 34 of the walking safety relay that opens the door.When elevator opened the door walking, certain layer of Room door lock 5, gate lock 6 broke off, coil 36 dead electricity of door lock relay, and door lock relay normally closed contact 33 closures, the output elevator door has not closed signal.When elevator is gone to specific range; The specific range inductive switch 3,4 that is installed on car 7 or the car frame inserts anti-dazzle device; Specific range inductive switch 3,4 output high level V+; The coil 29 of specific range induction relay gets electric, specific range induction relay open contact 34 closures, output specific range signal.Door lock relay normally closed contact 33 closures, specific range induction relay open contact 34 closures; The coil 35 of walking safety relay opens the door; Open the door first open contact, 31 closures of walking safety relay make wire holder 2 clamp traction steel-cables 9 to make elevator stop at preset perch thereby output triggers the signal of wire holder binary pair 28.
Refer again to Fig. 4; Preferably, also comprise a quencher, the coil of the said walking safety relay that opens the door is parallelly connected with said quencher; Said quencher is the RC circuit series; Be for coil can discharge the electric energy in the coil when the sudden power faster, avoid the contact arcing, the protective relay contact is injury-free.
With reference to Fig. 1 and Fig. 3, preferred, the said stop device 11 that ends comprises: be used to control wire holder 2 actions wire holder binary pair 28, walking safety relay first open contact 31 opens the door; Said walking safety relay first open contact 31 that opens the door is connected with wire holder binary pair 28.Said wire holder 2 can be electromagnetism wire holder 2, and its stability is high, and control is easy, and wherein, wire holder 2 is installed on machine room towing machine 1 support, and traction steel-cable 9 passes from wire holder 2 clamping plate.When walking safety relay first open contact 31 closures of opening the door, output triggers wire holder binary pair 28 signals, wire holder 2 actions, and wire holder 2 is clamped traction steel-cable 9, and car 7 only stops.After wire holder 2 action, must be by professional's hand reset, thus guarantee the classical control system of elevator, do not rerun like elevator after the faults such as motor, drg, guarantee passenger safety.
With reference to Fig. 3, preferred, comprise a warning device, be used for reporting to the police when running to predetermined specific range when elevator opens the door, comprising the series loop of second open contact 27 and an annunciator 30 compositions of the walking safety relay that opens the door.When elevator opened the door the specific range of walking predetermined, the walking safety relay coil that opens the door got electric, and second open contact of the walking safety relay that opens the door is closed, output alarm signal, and annunciator 30 is reported to the police, and plays warning function.This annunciator 30 generally is installed on car 7 top, and after walking safety return circuit 10 actions of opening the door, the annunciator 30 that is installed on car 7 tops is reported to the police at once, and the prompting repair and maintenance personnel rush to repair, the operation that prevents that escalators can be very dangerous.
With reference to Fig. 7 and combine Fig. 3 and Fig. 4, this device has an independently power supply, and said power supply comprises: voltage transformer, AC24V circuit breaker 23, AC110V circuit breaker 22, rectifier bridge 24, voltage transformer 24V secondary winding 25, voltage transformer 110V secondary winding 26; The two ends of the primary winding 21 of said voltage transformer connect the live wire L1 and the zero line N of elevator(lift) machine room power supply box respectively; Voltage transformer 24V secondary winding 25 be connected in series successively AC24V circuit breaker 23 and rectifier bridge 24; Voltage transformer 110V secondary winding 26 connects said second circuit breaker; The primary winding 21 numbers of turn/voltage transformer 24V secondary winding number of turn=55: 6, primary winding 21 numbers of turn/voltage transformer 110V secondary winding=2: 1, primary winding 21 voltage are 220V.
The mouth of voltage transformer 24V secondary winding 25 connects said specific range inductive switch 3 and 4 respectively, ends stop device 11 and warning device, and the mouth of voltage transformer 110V secondary winding 26 connects the said door lock detecting device 12 and the walking safety return circuit 10 that opens the door respectively.
Above-mentioned independently power supply is different from elevator control, electrical source of power.If elevator is controlled, electrical source of power is out of control, this independent current source is still effective, can guarantee that still this device is effective.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (10)
1. an Elevator landing back pullout (BPO) walking fender guard comprises wire holder and traction steel-cable, it is characterized in that, also comprises:
The specific range induction installation is used for sending signal during to predetermined specific range when elevator cage operation;
The door lock detecting device is used for when gate lock and/or Room door-lock opening, sending signal;
The walking safety return circuit that opens the door is used for preventing the stop device action when the signal that receive the specific range induction installation and the signal time control that receives the door lock detecting device simultaneously;
End stop device, be used to receive and open the door that the control wire holder clamps said traction steel-cable behind the signal of walking safety return circuit;
Independent current source is at least said specific range induction installation, door lock detecting device, walking safety return circuit and end stop device electric power is provided opens the door.
2. Elevator landing back pullout (BPO) walking fender guard according to claim 1; It is characterized in that; Said predetermined specific range is meant: the vertical distance in elevator is opening the door upwards walking between car ground and the Room door upper ledge is smaller or equal to 1m; And the vertical distance in elevator opens the door walking downwards between car door upper ledge and the door ground, the Room is smaller or equal to 1m.
3. Elevator landing back pullout (BPO) walking fender guard according to claim 1; It is characterized in that; Said specific range induction installation comprises: at least one specific range inductive switch, specific range induction relay, last anti-dazzle device and following anti-dazzle device in being arranged on every layer, and said specific range inductive switch is a photoelectric sensor switch;
Said at least one specific range inductive switch is installed on car or the upright beam of car frame through anchor fitting, and on the circuit, the specific range induction relay is connected respectively with at least one specific range inductive switch;
Saidly go up that anti-dazzle device and the following anti-dazzle device anchor fitting through anti-dazzle device is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door; When Elevator landing, above-mentioned at least one specific range inductive switch is between anti-dazzle device on the respective layer and following anti-dazzle device.
4. Elevator landing back pullout (BPO) walking fender guard according to claim 3; It is characterized in that; The anchor fitting of said specific range inductive switch comprises switch permanent seat support and switch permanent seat; Said specific range inductive switch is fixed on the switch permanent seat, and the switch permanent seat is connected with switch permanent seat support, and switch permanent seat support is installed on car or the upright beam of car frame;
The anchor fitting of said anti-dazzle device is the anti-dazzle device support, and anti-dazzle device is fixed on the anti-dazzle device support, and the anti-dazzle device support is installed in the hoistway, on the well enclosure, on every layer of cooresponding guide rail or on every layer of Room door.
5. Elevator landing back pullout (BPO) walking fender guard according to claim 4; It is characterized in that; When the specific range inductive switch is fixed on the upright beam of car frame; When anti-dazzle device was fixed on the guide rail, said switch permanent seat support and anti-dazzle device support stretched out the small space that makes away between car frame and the guide rail to homonymy.
6. Elevator landing back pullout (BPO) walking fender guard according to claim 3 is characterized in that said door lock detecting device comprises: door lock detects relay, Room door lock, gate lock, and said door lock detects the coil of relay and connects with Room door lock, gate lock.
7. Elevator landing back pullout (BPO) walking fender guard according to claim 6 is characterized in that, the said walking safety return circuit that opens the door comprises: walking safety relay, specific range induction relay open contact, door lock relay normally closed contact open the door; Said door lock relay normally closed contact is connected with coil, the specific range induction relay open contact of the walking safety relay that opens the door.
8. Elevator landing back pullout (BPO) according to claim 7 walking fender guard is characterized in that, the said stop device that ends comprises: be used to control the wire holder action wire holder binary pair, wire holder, walking safety relay first open contact opens the door; Said walking safety relay first open contact that opens the door is connected with the wire holder binary pair.
9. Elevator landing back pullout (BPO) walking fender guard according to claim 8; It is characterized in that; Comprise a warning device; Be used for reporting to the police when running to predetermined specific range when elevator opens the door, comprise second open contact of the walking safety relay that opens the door and the series loop that an annunciator is formed, above-mentioned independent current source provides electric power for this warning device.
10. Elevator landing back pullout (BPO) walking fender guard according to claim 9; It is characterized in that said independent current source comprises: voltage transformer, AC24V circuit breaker, AC110V circuit breaker, rectifier bridge, voltage transformer 24V secondary winding, voltage transformer 110V secondary winding; The two ends of the primary winding of said voltage transformer connect the live wire L1 and the zero line N of elevator(lift) machine room power supply box respectively; Voltage transformer 24V secondary winding be connected in series successively AC24V circuit breaker and rectifier bridge; Voltage transformer 110V secondary winding connects said second circuit breaker; The primary winding number of turn/voltage transformer 24V secondary winding the number of turn=55: 6, the primary winding number of turn/voltage transformer 110V secondary winding=2: 1, the primary winding voltage is 220V;
The mouth of voltage transformer 24V secondary winding connects said specific range inductive switch respectively, ends stop device and warning device, and the mouth of voltage transformer 110V secondary winding connects said door lock detecting device respectively and opens the door the walking safety return circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203241815U CN202245603U (en) | 2011-08-31 | 2011-08-31 | Traveling protective device of elevator leveling rear door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203241815U CN202245603U (en) | 2011-08-31 | 2011-08-31 | Traveling protective device of elevator leveling rear door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202245603U true CN202245603U (en) | 2012-05-30 |
Family
ID=46106877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203241815U Expired - Fee Related CN202245603U (en) | 2011-08-31 | 2011-08-31 | Traveling protective device of elevator leveling rear door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202245603U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951515A (en) * | 2011-08-31 | 2013-03-06 | 铃木电梯(深圳)有限公司 | Rear door opening walking protection device of lift flat layer |
| CN103420244A (en) * | 2013-09-10 | 2013-12-04 | 吴述毅 | Automatic alarm device for lift car leveling dislocation |
| CN104370176A (en) * | 2014-11-10 | 2015-02-25 | 南京台菱电梯工程有限公司 | Elevator landing door and car door double-way detection system |
| CN104925616A (en) * | 2015-05-20 | 2015-09-23 | 杨伦 | Elevator preventing generation of scissoring accident |
| CN104944245A (en) * | 2015-06-29 | 2015-09-30 | 周志鸿 | Elevator state information collecting device |
| CN105438944A (en) * | 2016-01-15 | 2016-03-30 | 河南省特种设备安全检测研究院商丘分院 | Two-way anti-shearing protection system of elevator |
| CN108529371A (en) * | 2017-03-06 | 2018-09-14 | 东芝电梯株式会社 | Elevator maintenance Work support system |
| CN110240030A (en) * | 2019-01-30 | 2019-09-17 | 王国荣 | A kind of method of hall door door-closing in-place detection |
| CN108792901B (en) * | 2017-05-10 | 2020-06-23 | 福建北大高科发展有限公司 | Prevent weighing down perpendicular elevator safely |
-
2011
- 2011-08-31 CN CN2011203241815U patent/CN202245603U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951515B (en) * | 2011-08-31 | 2015-11-25 | 铃木电梯(深圳)有限公司 | Traveling protective device of elevator leveling rear door |
| CN102951515A (en) * | 2011-08-31 | 2013-03-06 | 铃木电梯(深圳)有限公司 | Rear door opening walking protection device of lift flat layer |
| CN103420244A (en) * | 2013-09-10 | 2013-12-04 | 吴述毅 | Automatic alarm device for lift car leveling dislocation |
| CN103420244B (en) * | 2013-09-10 | 2016-08-10 | 吴述毅 | Elevator cabin flat level dislocation autoalarm |
| CN104370176A (en) * | 2014-11-10 | 2015-02-25 | 南京台菱电梯工程有限公司 | Elevator landing door and car door double-way detection system |
| CN104370176B (en) * | 2014-11-10 | 2016-08-24 | 南京台菱电梯工程有限公司 | Hoistway door car door two-way detecting system |
| CN104925616B (en) * | 2015-05-20 | 2019-04-12 | 杨伦 | One kind avoids that shearing emergency lift occurs |
| CN104925616A (en) * | 2015-05-20 | 2015-09-23 | 杨伦 | Elevator preventing generation of scissoring accident |
| CN104944245A (en) * | 2015-06-29 | 2015-09-30 | 周志鸿 | Elevator state information collecting device |
| CN105438944A (en) * | 2016-01-15 | 2016-03-30 | 河南省特种设备安全检测研究院商丘分院 | Two-way anti-shearing protection system of elevator |
| CN105438944B (en) * | 2016-01-15 | 2017-08-25 | 河南省特种设备安全检测研究院商丘分院 | The two-way anti-shear protective system of elevator |
| CN108529371A (en) * | 2017-03-06 | 2018-09-14 | 东芝电梯株式会社 | Elevator maintenance Work support system |
| CN108529371B (en) * | 2017-03-06 | 2019-09-17 | 东芝电梯株式会社 | Elevator maintenance Work support system |
| CN108792901B (en) * | 2017-05-10 | 2020-06-23 | 福建北大高科发展有限公司 | Prevent weighing down perpendicular elevator safely |
| CN110240030A (en) * | 2019-01-30 | 2019-09-17 | 王国荣 | A kind of method of hall door door-closing in-place detection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202245603U (en) | Traveling protective device of elevator leveling rear door | |
| CN102951515B (en) | Traveling protective device of elevator leveling rear door | |
| CN103359559B (en) | Elevator having operation switching system | |
| CN110843547A (en) | Control method and device for rail vehicle passing through dead zone | |
| CN104828669A (en) | Elevator car braking device | |
| CN102674108A (en) | Electronic control brake device for elevator cage | |
| CN106672765A (en) | Detection and protection circuit of elevator door lock | |
| CN107473044A (en) | A kind of elevator device and method with function of overcoming difficulties automatically | |
| CN203976151U (en) | A kind of normal open switch that can distinguish the short circuit Room, gate lock on sedan-chair top | |
| CN106946118A (en) | A kind of building hoist tape jam detection and the cable pulley system of automatic protection | |
| CN206468070U (en) | Electromagnet catching device when lifting cross sliding type mechanical parking equipment vehicle carrying plate is lifted | |
| CN206705441U (en) | A kind of building hoist tape jam detection and the cable pulley system of automatic protection | |
| CN201694751U (en) | Crane crampon up limit control alarm device | |
| CN102653369A (en) | Elevator safety system | |
| CN208869110U (en) | A kind of accidental movement of elevator cage detection circuit | |
| CN208279158U (en) | Autonomous elevator device pseudobed emergency staircase gating structure of getting rid of poverty | |
| CN208279135U (en) | Autonomous elevator device of getting rid of poverty | |
| CN207390724U (en) | New Speed Limiter ratchet assembly | |
| CN207375530U (en) | It is a kind of that there is the elevator device overcome difficulties automatically | |
| CN2568609Y (en) | Anti-faling, anti-shearing elevator door safety lock | |
| CN209635696U (en) | A kind of escalator/moving sidewalk angle bumper assembly | |
| CN201125748Y (en) | Inclined gallery pedestrian winch capstan close lock and voice warning device | |
| CN203922406U (en) | A kind of circuit protection device that prevents elevator folder people | |
| CN102765645B (en) | Monitoring protection device for elevator abnormal operation | |
| CN204714364U (en) | Lifting height of crane control setup |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20170831 |