CN203800710U - Construction elevator power supply device - Google Patents
Construction elevator power supply device Download PDFInfo
- Publication number
- CN203800710U CN203800710U CN201420187581.XU CN201420187581U CN203800710U CN 203800710 U CN203800710 U CN 203800710U CN 201420187581 U CN201420187581 U CN 201420187581U CN 203800710 U CN203800710 U CN 203800710U
- Authority
- CN
- China
- Prior art keywords
- power supply
- cage
- circuit
- building hoist
- unit
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a construction elevator power supply device which comprises a first induction unit and a second induction unit. The first induction unit comprises a power supply adjusting unit and a transmitting coil which is electrically connected with the output end of the power supply adjusting unit. The power supply adjusting unit is used for converting city power provided by a bottom cage distribution box into a high frequency power supply. The transmitting coil is used for converting the high frequency power supply into an alternating magnetic field. The second induction unit comprises a receiving coil which is arranged on a hanging cage and a demodulation unit which is electrically connected with the receiving coil. The receiving coil is used for generating an induction electromotive force. The demodulation unit is used for converting the induction electromotive force after rectification and voltage regulation into a voltage regulation power supply and providing the voltage regulation power supply for an electric device. According to the power supply device provided by the utility model, the first induction unit which is arranged in a bottom cage and the second induction unit which is arranged in the hanging cage are used for high frequency electromagnetic induction power supply when the hanging cage reaches the ground; the power supply demand of electrical equipment arranged in the construction elevator hanging cage at a falling point is met; and the reliability of intelligent monitoring of a construction elevator is enhanced.
Description
Technical field
The utility model relates to building hoist control field, especially, relates to a kind of building hoist electric supply installation.
Background technology
Along with the development of Building Trade in China, improving constantly of construction machine level, also more and more higher to specification requirement and the safety requirements of building Overloading.Building hoist comprises the fence that is fixed on ground, be called in the industry end cage, and the loaded personnel's that move up and down with standard knot iron cage, be called in the industry cage, cage is provided with transmission mechanism, and tooth bar is installed on standard knot, the kind of drive by rack-and-pinion makes cage operation up and down on standard knot, in cage, be provided with all control system and other electronic installation, the power supply of cage is to connect by cable, and this service cable moves up and down together with cage.Reason for security consideration, according to country, force accordingly standard, when cage arrives behind ground, the end of when, cage door is opened, cage must cut off electrical source of power, namely now the interior all electronic installations installed of cage all cannot move, yet, development along with electronic technology, the attached electronic system that lift is equipped with is also more and more perfect, when cage is during on ground, often need some electronic installation energising operation, such as overload protector and floor call system, cage is when aerial pickup material, if do not have load to show, can only close upper base cage and shut again behind the door cage door, just can power on, just can observe load condition, if overload, the unloading of must opening the door, to building site, brought much inconvenience, floor call has awkward problem equally, cage is (most of the time, cage was at Ground-Holding) behind ground, if now there is people's call, did not have electricity also cannot receive call information, now, from practical angle, preferably make overload protector and floor call device normally work.
In order to solve cage, to the auxiliary power supply on ground, more solution has also been proposed in the industry, substantially divide two kinds, one is on the power cable of cage, to install two heart yearns additional, be electronic system power supply specially, the problem of bringing has increased cost exactly, and cable trolley is easily out of order, in order to guarantee that cable trolley normally moves, just necessary tailor-made cable, the cost of its increase is that lift is unaffordable, second method arranges battery powdered device exactly in cage, it is local that the method becomes, easily realize, shortcoming is the restriction that is subject to battery capacity, can only power the short time, and the restriction that discharges and recharges number of times due to battery, its life-span is also very limited, need manually to change, maintenance cost is high, and easily occur surpassing because of battery the insecure defect of power supply causing useful life.
Utility model content
The utility model object is to provide a kind of building hoist electric supply installation, to solve the technical problem that maintenance cost is high, reliability is low that power supply cost is high or employing storage battery power supply causes that in existing construction elevator cage, power supply need to adopt private cable to cause.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A building hoist electric supply installation, comprises the first sensing unit that is electrically connected to generate alternating magnetic field with the end cage distribution box of this building hoist;
The cage of building hoist is provided with for responding to the alternating magnetic field of the first sensing unit generation with the second sensing unit of generation induced electromotive force;
The first sensing unit comprises: be electrically connected to the power supply regulon of end cage distribution box and the transmitting coil being electrically connected to the output of power supply regulon; Power supply regulon converts high frequency electric source to for the civil power that end cage distribution box is provided, and transmitting coil is for converting high frequency electric source to alternating magnetic field;
The second sensing unit comprises: the demodulating unit of being located at the receiving coil on cage and being electrically connected to receiving coil; The alternating magnetic field that receiving coil produces for induced emission coil is to generate induced electromotive force, and demodulating unit offers power consumption equipment for induced electromotive force being converted after rectifying and voltage-stabilizing to stabilized voltage power supply.
Further, power supply regulon comprises that the civil power for end cage distribution box is provided converts the power supply processing circuit of low-voltage DC to, and the direct current of power supply processing circuit output converts high-frequency alternating current to through translation circuit and exports to transmitting coil.
Further, translation circuit comprises crystal oscillator unit, the first switch element, second switch element, the first switch element and the input of second switch element are all connected the output of power supply processing circuit, the output parallel connection of the first switch element and second switch element is connected transmitting coil by electric capacity, the control end of the first switch element and second switch element is connected crystal oscillator unit, crystal oscillator unit produces high frequency square wave, controls the first switch element and second switch element alternate conduction and cut-off.
Further, demodulating unit comprises rectification circuit and the voltage stabilizing circuit connecting successively, and the output of voltage stabilizing circuit connects power consumption equipment.
Further, transmitting coil is through relative fixing between elastic supporting member for supporting optical member and ground.
Further, when cage declines, the installation site of being located at receiving coil on cage and transmitting coil is constantly close, and transmitting coil and receiving coil are oppositely arranged in vertical direction.
Further, power consumption equipment is overload protector or wireless calling device.
Further, overload protector comprises force cell, signal processing circuit and the first output circuit connecting successively;
The pressure loading that force cell carries for detection of cage is also exported to signal processing circuit by detection signal;
Signal processing circuit, for judging according to the detection signal from force cell whether the load of cage overloads, is exported to the first output circuit if overload generates instruction;
The first output circuit is the instruction output alarm signal from signal processing circuit for basis;
Signal processing circuit and the first output circuit are powered by demodulating unit.
Further, wireless calling device comprises wireless receiver, signal processing and decoding circuit and the second output circuit connecting successively;
Wireless receiver is used for receiving wireless paging signals;
Signal processing and decoding circuit are for decoding to know the content of call information to wireless paging signals;
The second output circuit is for exporting the content of call information;
Signal processing and decoding circuit and the second output circuit are powered by demodulating unit.
Further, the power end of power consumption equipment is also connected in parallel to auxiliary power unit, and auxiliary power unit is the cable power supply system in storage battery or cage.
The utlity model has following beneficial effect:
The utility model building hoist electric supply installation, by the first sensing unit be electrically connected to end cage distribution box is set with generation alternating magnetic field at cage place, the end, receiving coil is set to generate induced electromotive force on cage, and through demodulating unit, convert induced electromotive force to stabilized voltage power supply and offer power consumption equipment, having overcome cage arrives and cuts off the defect that attached electronic system that electrical source of power causes cannot normally be moved behind ground, the utility model electric supply installation is guaranteeing under the prerequisite of building hoist safety in operation, first sensing unit and the second sensing unit high-frequency electromagnetic induction power supply when cage arrives ground of being located at cage of end cage is located in utilization, met when setting point being located at the power demands of the electric equipment in construction elevator cage, thereby promoted the reliability of building hoist intelligent monitoring, under the prerequisite guaranteeing safety, saved monitoring cost.
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 that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model preferred embodiment building hoist electric supply installation;
Fig. 2 is the electrical block diagram of the utility model preferred embodiment building hoist electric supply installation;
Fig. 3 is that the utility model preferred embodiment building hoist electric supply installation is powered to the electrical block diagram of overload protector;
Fig. 4 is the electrical block diagram of the utility model preferred embodiment building hoist electric supply installation powered, wireless calling device.
Description of reference numerals:
1, standard knot; 2, end cage; 3, end cage distribution box; 4, power supply regulon; 5, transmitting coil; 6, receiving coil; 7, demodulating unit; 8, power consumption equipment; 9, cage; 41, power supply processing circuit; 42, translation circuit; 421, crystal oscillator unit; 422, the first switch element; 423, second switch element; 424, electric capacity; 71, rectification circuit; 72, voltage stabilizing circuit; 81, overload protector; 811, force cell; 812, signal processing circuit; 813, the first output circuit; 82, wireless calling device; 821, wireless receiver; 822, signal is processed and decoding circuit; 823, the second output circuit; 83, auxiliary power unit.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
The cage of existing building hoist is provided with transmission mechanism, tooth bar is installed on standard knot, cage carries out elevating movement by the kind of drive of rack-and-pinion along standard knot, in order to ensure construction safety, according to state compulsion standard, the cage of building hoist reaches behind ground, and cage must cut off electrical source of power.Preferred embodiment of the present utility model provides a kind of building hoist electric supply installation, gives and is located at the attached electronic system power supply in cage when dropping on ground under cage.With reference to Fig. 1, in the present embodiment, building hoist comprises: standard knot 1, be fixedly installed on the end cage 2 on ground and the cage 9 moving up and down along standard knot 1, end cage 2 is furnished with provides the end of civil power cage distribution box 3.The present embodiment building hoist electric supply installation comprises the first sensing unit that is electrically connected to generate alternating magnetic field with the end cage distribution box 3 of this building hoist; The cage 9 of building hoist is provided with for responding to the alternating magnetic field of the first sensing unit generation with the second sensing unit of generation induced electromotive force.
In the present embodiment, the first sensing unit comprises: be electrically connected to the power supply regulon 4 of end cage distribution box 3 and the transmitting coil 5 being electrically connected to the output of power supply regulon 4; Power supply regulon 4 converts high frequency electric source to for the civil power that end cage distribution box 3 is provided, and transmitting coil 5 is for converting high frequency electric source to alternating magnetic field, and transmitting coil 5 will be launched with the form of alternating magnetic field from the electric energy of end cage distribution box 3.The second sensing unit comprises: the demodulating unit 7 of being located at the receiving coil 6 on cage 9 and being electrically connected to receiving coil 6; The alternating magnetic field that receiving coil 6 produces for induced emission coil 5 is to generate induced electromotive force, and demodulating unit 7 offers power consumption equipment 8 for induced electromotive force being converted after rectifying and voltage-stabilizing to stabilized voltage power supply.When cage 9 is positioned at setting point, receiving coil 6 is close with transmitting coil 5, receiving coil 6 generates induced electromotive force under the effect of high-frequency electromagnetic induction, demodulating unit 7 converts induced electromotive force for attached electronic system D.C. regulated power supply used to after rectification, voltage stabilizing are processed, thereby has guaranteed to be located at attached electronic system in cage 9 normal steady operation still after electrical source of power is cut off.
The first sensing unit that the present embodiment passes through to be electrically connected to end cage distribution box 3 in the 2 places setting of end cage is to generate alternating magnetic field, receiving coil 6 is set to generate induced electromotive force on cage 9, and through demodulating unit 7, convert induced electromotive force to stabilized voltage power supply and offer power consumption equipment 8, having overcome cage 9 arrives and cuts off the defect that attached electronic system that electrical source of power causes cannot normally be moved behind ground, the utility model electric supply installation is guaranteeing under the prerequisite of building hoist safety in operation, first sensing unit and the second sensing unit high-frequency electromagnetic induction power supply when cage arrives ground of being located at cage 9 of end cage 2 is located in utilization, met when setting point being located at the power demands of the electric equipment in construction elevator cage 9, thereby promoted the reliability of building hoist intelligent monitoring, under the prerequisite guaranteeing safety, saved monitoring cost.
With reference to Fig. 2, in the present embodiment, power supply regulon 4 comprises that the civil power for end cage distribution box 3 is provided converts the power supply processing circuit 41 of low-voltage DC to, this power supply processing circuit 41 can adopt existing reduction voltage circuit and A C-D C change-over circuit to form, and the direct current of power supply processing circuit 41 outputs converts high-frequency alternating current to through translation circuit 42 and exports to transmitting coil 5.
Preferably, in the present embodiment, in order to simplify electric component and to guarantee that the frequency stabilization of high-frequency alternating current is reliable, translation circuit 42 comprises crystal oscillator unit 421, the first switch element 422, second switch element 423, the first switch element 422 and the input of second switch element 423 are all connected the output of power supply processing circuit 41, the output parallel connection of the first switch element 422 and second switch element 423 is connected transmitting coil 5 by electric capacity 424, the control end of the first switch element 422 and second switch element 423 is connected crystal oscillator unit 421, crystal oscillator unit 421 produces high frequency square wave, control the first switch element 422 and second switch element 423 alternate conduction and cut-off.The first switch element 422 and second switch element 423 are selected triode or thyristor.The operation principle of translation circuit 42 is as follows: crystal oscillator unit 421 produces high frequency square wave, when being low level, the first switch element 422 conductings, 423 cut-offs of second switch element, the electric current that power supply processing circuit 41 provides is powered to transmitting coil 5 through the first switch element 422, electric capacity 424; When crystal oscillator unit 421 output high level, the first switch element 422 cut-offs, 423 conductings of second switch element, the electric current that power supply processing circuit 41 provides is powered to transmitting coil 5 through second switch element 423, electric capacity 424.As from the foregoing, in the one-period of crystal oscillator unit 421 output square waves, the interior generation alternating current of transmitting coil 5, by electromagnetic induction principle, when receiving coil 6 and transmitting coil 5 distances are enough closely time, receiving coil 6 is interior will produce induced electromotive force.In the present embodiment, demodulating unit 7 comprises rectification circuit 71 and the voltage stabilizing circuit 72 connecting successively, and this induced electromotive force obtains galvanic current to power consumption equipment 8 power supplies through voltage stabilizing circuit 72 again after the rectification circuit 71 in demodulating unit 7 becomes direct current.The translation circuit 42 of the present embodiment is simple in structure, and the frequency that only need control the square-wave signal that crystal oscillator unit 421 produces is the frequency of the AC signal that generates of adjustable transmitting coil 5.
Because the cage 9 of building hoist is along standard knot 1 along moving up and down up and down, therefore the position all around of cage 9 is substantially fixing, and stopping to drop on the position in setting point at every turn, cage 9 can in height produce certain error, when guaranteeing that cage 9 rests in setting point at every turn, receiving coil 6 all can be responded to generation energy of position, preferably, transmitting coil 5 is fixing between elastic supporting member for supporting optical member and ground, herein, transmitting coil 5 can directly fix on the ground through elastic supporting member for supporting optical member, can be fixed on the fence of end cage 2 or be fixed on standard knot through elastic supporting member for supporting optical member again, the present embodiment does not limit the concrete fixed form of transmitting coil 5, only need to guarantee between transmitting coil 5 and ground relative fixing.This elastic supporting member for supporting optical member can be the support that spring or other elastomeric materials are made, and to regulate the height of transmitting coil 5, guarantees transmitting coil 5 and receiving coil 6 reliable distance of reaction when setting point.
Preferably, in order to improve the utilization ratio of receiving coil 6 induced electromotive force generating electric energies, the receiving coil 6 of being located on cage 9 is oppositely arranged in vertical direction with transmitting coil 5.In the present embodiment, receiving coil 6 both can be arranged on the side wall surface of cage 9, can arrange again on the diapire face of cage 9.
Next, the concrete application for the lift electric supply installation of the present embodiment describes:
Application one: the construction lifter excess load protector with duplicate supply loop
Along with the application of building hoist is general; its security incident of following also happens occasionally; from analysis on accident cause result; the overload operation of building hoist is a very important factor; for this reason, the relevant pressure standard of country has also stipulated that all building hoists that dispatch from the factory must dispose overload protector.Existing overload protector generally adopts the cable power supply system power supply in cage, owing to needing force disconnect electrical source of power behind cage arrival ground, the powering mode of conventional overload protector causes it in setting point, to locate cisco unity malfunction, and cage exactly loads at place, setting point, if there is the situation of overload in cage, due to place, cage setting point overload protector cisco unity malfunction, cause overload protector in cage uphill process to be reported to the police, occur reporting to the police and lag behind, cannot realize the due monitoring function of overload protector, bring hidden danger to the safe operation of building hoist.
With reference to Fig. 3, in the present embodiment, the overload protector 81 of being located on cage 9 comprises force cell 811, signal processing circuit 812 and the first output circuit 813 connecting successively.Wherein, the pressure loading that force cell 811 carries for detection of cage 9 is also exported to signal processing circuit 812 by detection signal; Signal processing circuit 812, for judging according to the detection signal from force cell 811 whether the load of cage 9 overloads, is exported to the first output circuit 813 if overload generates instruction; The first output circuit 813 is the instruction output alarm signal from signal processing circuit 812 for basis.In the present embodiment, signal processing circuit 812 and the first output circuit 813 are by two-way Power supply, wherein, one road power supply provides direct current through demodulating unit 7 for receiving coil 6, another road power supply is auxiliary power unit 83, and this auxiliary power unit 83 is the cable power supply system in storage battery or cage 9.In the present embodiment; cable power supply system in cage 9 converts the direct current needing to after AC/DC conversion and step-down processing; demodulating unit 7 is also exported direct current; two-way direct current is given signal processing circuit 812 and the first output circuit 813 power supplies after diodes in parallel; as long as arbitrary road or two-way have electricity; overload protector 81 all can normally be worked, and adopts duplicate supply loop, has improved the reliability of overload protector 81 work.
In the present embodiment, force cell 811 has two kinds of mounting meanss: a kind of is that pin type transducer is contained between driver plate and cage; The second is that force cell 811 is arranged between driver plate and driver plate fixed frame, whether the load of judging cage through signal processing circuit 812 overloads, if there is overload, the first output circuit 813 provides acousto-optic hint, provide switching signal simultaneously and cut off the control loop power supply of building hoist, thereby conscientiously ensure the safe operation of building hoist.
Application two: the building hoist wireless calling device with duplicate supply loop
Building hoist is used generally all annex layer calling devices in building site, its effect is to be convenient to have people to contact need to be with building hoist time in building, the formation of current building hoist calling system is: each floor of building is installed a wireless calling extension set, Receiving Host is installed in cage, extension set can be unified power supply or powered battery, each extension set has coding separately, after a certain extension set is pressed, by wireless mode, launch the coding of oneself, now be located at Receiving Host in cage and learn it is that the extension set of which floor is sent out by receiving this wireless paging signals decoding, then output circuit provides acousto-optic hint, in cage, operator can know which floor has people need to use lift.But existing Receiving Host also faces the predicament that cannot normally work that cage causes because of dump at place, setting point, thereby causes building hoist cannot respond in time wireless paging signals.
With reference to Fig. 4, in the present embodiment, the wireless calling device 82 of being located on cage 9 comprises wireless receiver 821, signal processing and decoding circuit 822 and the second output circuit 823 connecting successively.Wherein, wireless receiver 821 is for receiving wireless paging signals; Signal processing and decoding circuit 822 are for decoding to know the content of call information to wireless paging signals; The second output circuit 823 is for exporting the content of call information.In the present embodiment, signal processing and decoding circuit 822 and the second output circuit 823 are by two-way Power supply, wherein, one road power supply provides direct current through demodulating unit 7 for receiving coil 6, another road power supply is auxiliary power unit 83, and this auxiliary power unit 83 is the cable power supply system in storage battery or cage 9.In the present embodiment, cable power supply system in cage 9 converts the direct current needing to after AC/DC conversion and step-down processing, demodulating unit 7 is also exported direct current, two-way direct current is processed to signal and decoding circuit 822 and the second output circuit 823 power supplies after diodes in parallel, as long as arbitrary road or two-way have electricity, wireless calling device 82 all can normally be worked, and adopts duplicate supply loop, has improved the reliability of wireless calling device 82 work.
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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. a building hoist electric supply installation, is characterized in that, comprises and is electrically connected to generate the first sensing unit of alternating magnetic field with the end cage distribution box (3) of this building hoist;
The cage of described building hoist (9) is provided with for responding to the alternating magnetic field of described the first sensing unit generation with the second sensing unit of generation induced electromotive force;
Described the first sensing unit comprises: be electrically connected to the power supply regulon (4) of described end cage distribution box (3) and the transmitting coil (5) being electrically connected to the output of described power supply regulon (4); Described power supply regulon (4) converts high frequency electric source to for the civil power that described end cage distribution box (3) is provided, and described transmitting coil (5) is for converting high frequency electric source to alternating magnetic field;
Described the second sensing unit comprises: the demodulating unit (7) of being located at the receiving coil (6) on described cage (9) and being electrically connected to described receiving coil (6); Described receiving coil (6) is for the alternating magnetic field responding to described transmitting coil (5) and produce to generate induced electromotive force, and described demodulating unit (7) offers power consumption equipment (8) for described induced electromotive force being converted after rectifying and voltage-stabilizing to stabilized voltage power supply.
2. building hoist electric supply installation according to claim 1, is characterized in that,
Described power supply regulon (4) comprises that the civil power for end cage distribution box (3) is provided converts the power supply processing circuit (41) of low-voltage DC to, and the direct current of described power supply processing circuit (41) output converts high-frequency alternating current to through translation circuit (42) and exports to described transmitting coil (5).
3. building hoist electric supply installation according to claim 2, is characterized in that,
Described translation circuit (42) comprises crystal oscillator unit (421), the first switch element (422), second switch element (423), described the first switch element (422) and the input of described second switch element (423) are all connected the output of described power supply processing circuit (41), the output parallel connection of described the first switch element (422) and described second switch element (423) is connected described transmitting coil (5) by electric capacity (424), the control end of described the first switch element (422) and described second switch element (423) is connected described crystal oscillator unit (421), described crystal oscillator unit (421) produces high frequency square wave, control described the first switch element (422) and described second switch element (423) alternate conduction and cut-off.
4. building hoist electric supply installation according to claim 1, is characterized in that,
Described demodulating unit (7) comprises rectification circuit (71) and the voltage stabilizing circuit (72) connecting successively, and the output of described voltage stabilizing circuit (72) connects described power consumption equipment (8).
5. according to the building hoist electric supply installation described in claim 1 to 4 any one, it is characterized in that,
Described transmitting coil (5) is through relative fixing between elastic supporting member for supporting optical member and ground.
6. building hoist electric supply installation according to claim 5, is characterized in that,
When described cage (9) declines, the described receiving coil (6) of being located on described cage (9) is constantly close with the installation site of described transmitting coil (5), and described transmitting coil (5) is oppositely arranged in vertical direction with described receiving coil (6).
7. building hoist electric supply installation according to claim 6, is characterized in that,
Described power consumption equipment (8) is overload protector (81) or wireless calling device (82).
8. building hoist electric supply installation according to claim 7, is characterized in that,
Described overload protector (81) comprises force cell (811), signal processing circuit (812) and the first output circuit (813) connecting successively;
The pressure loading that described force cell (811) carries for detection of described cage (9) is also exported to described signal processing circuit (812) by detection signal;
Described signal processing circuit (812), for judging according to the detection signal from described force cell (811) whether the load of described cage (9) overloads, is exported to described the first output circuit (813) if overload generates instruction;
Described the first output circuit (813) is the described instruction output alarm signal from described signal processing circuit (812) for basis;
Described signal processing circuit (812) and described the first output circuit (813) are powered by described demodulating unit (7).
9. building hoist electric supply installation according to claim 7, is characterized in that,
Described wireless calling device (82) comprises wireless receiver (821), signal processing and decoding circuit (822) and the second output circuit (823) connecting successively;
Described wireless receiver (821) is for receiving wireless paging signals;
Described signal processing and decoding circuit (822) are for decoding to know the content of call information to described wireless paging signals;
Described the second output circuit (823) is for exporting the content of described call information;
Described signal processing and decoding circuit (822) and described the second output circuit (823) are powered by described demodulating unit (7).
10. building hoist electric supply installation according to claim 7, is characterized in that,
The power end of described power consumption equipment (8) is also connected in parallel to auxiliary power unit (83), and described auxiliary power unit (83) is the cable power supply system in storage battery or described cage (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420187581.XU CN203800710U (en) | 2014-04-17 | 2014-04-17 | Construction elevator power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420187581.XU CN203800710U (en) | 2014-04-17 | 2014-04-17 | Construction elevator power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800710U true CN203800710U (en) | 2014-08-27 |
Family
ID=51382898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420187581.XU Withdrawn - After Issue CN203800710U (en) | 2014-04-17 | 2014-04-17 | Construction elevator power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203800710U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904786A (en) * | 2014-04-17 | 2014-07-02 | 长沙海川自动化设备有限公司 | Power supply device of construction lifter |
-
2014
- 2014-04-17 CN CN201420187581.XU patent/CN203800710U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904786A (en) * | 2014-04-17 | 2014-07-02 | 长沙海川自动化设备有限公司 | Power supply device of construction lifter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103904786B (en) | Building hoist electric supply installation | |
| CN201238201Y (en) | Special uninterrupted emergency operation power supply device for elevator with automatic leveling function | |
| CN108238517B (en) | Elevator with a movable elevator car | |
| CN202245886U (en) | Control system of winch hoist | |
| CN205076634U (en) | Novel elevator cab integration is connected and controller | |
| CN103068708A (en) | Electricity supply apparatus and an elevator system | |
| CN104828658B (en) | A kind of control system of building hoist | |
| CN103420260A (en) | Stator sectional type permanent magnet linear motor direct-driven hoisting system in distributed type power supply | |
| CN103625998A (en) | Light-load and high-speed control system and light-load and high-speed control method for construction hoist | |
| CN206842767U (en) | A kind of self study double mode elevator car position supervising device | |
| CN203800710U (en) | Construction elevator power supply device | |
| CN105236232A (en) | Remote and electric brake-releasing emergency rescue device for building hoists and work method thereof | |
| CN208022537U (en) | One kind is exempted to climb device | |
| CN203833399U (en) | Programmable electrical control system of construction hoist | |
| CN109353910B (en) | Wireless detection device for car and elevator | |
| CN104803262A (en) | Intelligent construction hoist | |
| CN209442465U (en) | Elevator and elevator device | |
| CN207293839U (en) | A kind of automatic disposal device of hydraulic elevator power failure | |
| CN205385290U (en) | A non -contact power transfer system for elevator | |
| CN205099137U (en) | Long -range electronic emergency rescue device that declutches of construction elevator | |
| CN210418844U (en) | Outdoor solar elevator | |
| CN203682808U (en) | Overload alarm system for intelligent elevator | |
| CN204751746U (en) | Long -range logic controller of construction elevator | |
| CN203865752U (en) | Elevator car roof water inlet automatic protection system | |
| CN203554060U (en) | AC/DC power supply screen power supply device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140827 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |