CN112564229A - Intelligent door and power supply system thereof - Google Patents
Intelligent door and power supply system thereof Download PDFInfo
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- CN112564229A CN112564229A CN202011446719.XA CN202011446719A CN112564229A CN 112564229 A CN112564229 A CN 112564229A CN 202011446719 A CN202011446719 A CN 202011446719A CN 112564229 A CN112564229 A CN 112564229A
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- 238000004146 energy storage Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 241000282326 Felis catus Species 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
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- Engineering & Computer Science (AREA)
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an intelligent door and a power supply system thereof, wherein the power supply system comprises: the intelligent door control system comprises an external alternating current power supply, an external energy storage battery and an intelligent door control module arranged in the door body of the intelligent door, wherein the external alternating current power supply is respectively and electrically connected with alternating current commercial power, the intelligent door control module and the external energy storage battery through power transmission lines and is used for supplying power to the intelligent door control module when the intelligent door is in a closed state and the alternating current commercial power is electrified and charging the external energy storage battery; the external energy storage battery is electrically connected with the intelligent door control module through a power transmission line and is used for supplying power to the intelligent door control module when the intelligent door is in a closed state and the alternating current commercial power is not electrified. From this, realize the external power supply of intelligent door through external alternating current power supply or external energy storage battery to, when guaranteeing the normal use of intelligent door, improve the security and the reliability of intelligent door, promote the fire behavior of intelligent door.
Description
Technical Field
The invention relates to the technical field of intelligent home, in particular to a power supply system of an intelligent door and the intelligent door.
Background
At present, as the latest product of future intelligent terminal of registering one's residence, the intelligence door gradually becomes the first choice of ground mark joining in one's residence door, however, because the integration has numerous systems and functions on the intelligence door, consequently, adopt the lithium cell to carry out effective power supply usually, but built-in lithium cell fire behavior is poor, and incident such as easy emergence explosion, burning under high temperature environment leads to the intelligence door poor reliability.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, a first objective of the present invention is to provide a power supply system for an intelligent door, which can realize external power supply of the intelligent door through an external ac power source or an external energy storage battery, so as to improve the safety and reliability of the intelligent door and improve the fireproof performance of the intelligent door while ensuring the normal use of the intelligent door.
The second purpose of the invention is to provide an intelligent door.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a power supply system for an intelligent door, where the power supply system includes: the intelligent door control system comprises an external alternating current power supply, an external energy storage battery and an intelligent door control module arranged in the door body of the intelligent door, wherein the external alternating current power supply is respectively and electrically connected with an alternating current commercial power, the intelligent door control module and the external energy storage battery through power transmission lines, and is used for supplying power to the intelligent door control module and charging the external energy storage battery when the intelligent door is in a closed state and the alternating current commercial power is electrified; the external energy storage battery is electrically connected with the intelligent door control module through a power transmission line and used for supplying power to the intelligent door control module when the intelligent door is in a closed state and the alternating current commercial power is not electrified.
According to the power supply system of the intelligent door, the external alternating current power supply supplies power to the intelligent door control module when the intelligent door is in a closed state and alternating current commercial power is available, the external energy storage battery is charged, and the external energy storage battery supplies power to the intelligent door control module when the intelligent door is in a closed state and the alternating current commercial power is unavailable. From this, realize the external power supply of intelligent door through external alternating current power supply or external energy storage battery to, when guaranteeing the normal use of intelligent door, improve the security and the reliability of intelligent door, promote the fire behavior of intelligent door.
In addition, the power supply system for the intelligent door according to the above embodiment of the present invention may further have the following additional technical features:
according to an embodiment of the present invention, the power supply system of the intelligent door further includes: the intelligent door control system comprises an intelligent door control module, a built-in dry battery and a built-in dry battery, wherein the built-in dry battery is electrically connected with the intelligent door control module and used for supplying power to the intelligent door control module when the intelligent door is in an opening state.
According to an embodiment of the present invention, the power supply system of the intelligent door further includes: the intelligent door control system comprises a first conductive piece arranged on the intelligent door body and a second conductive piece arranged on the intelligent door frame, wherein the first conductive piece is electrically connected with the intelligent door control module, and the second conductive piece is electrically connected with the external alternating current power supply and the external energy storage battery respectively; when the intelligent door is in an open state, the first conductive piece and the second conductive piece are not electrically connected, and the power is supplied to the intelligent door control module through the built-in dry battery.
According to an embodiment of the present invention, the first conductive member is a first contact type wire passing device, and the second conductive member is a second contact type wire passing device matched with the first contact type wire passing device.
According to one embodiment of the invention, the intelligent door control module comprises at least two functional modules, wherein when the external alternating current power supply or the external energy storage battery supplies power to the intelligent door control module, the at least two functional modules are both in a starting state; when the power is supplied to the intelligent door control module through the built-in dry battery, part of the at least two functional modules are in a closed state.
According to one embodiment of the invention, the at least two functional modules comprise one or more of a fingerprint identification module, a card swiping identification module, a password identification module, a face identification module, a cat eye identification module and an infrared detection module.
According to an embodiment of the invention, a part of the at least two functional modules comprises: when the intelligent door is in an opening state, the functional module which is not needed to be used and/or the functional module with power consumption larger than preset power consumption are/is used.
According to one embodiment of the invention, the external energy storage battery is a lithium battery.
According to one embodiment of the invention, a wire groove is formed in the intelligent door body and used for placing the power transmission line.
In order to achieve the above object, an embodiment of the second aspect of the present invention provides an intelligent door, including the power supply system of the intelligent door as described above.
According to the intelligent door provided by the embodiment of the invention, by adopting the power supply system of the intelligent door, the external power supply of the intelligent door can be realized through the external alternating-current power supply or the external energy storage battery, so that the safety and the reliability of the intelligent door are improved while the normal use of the intelligent door is ensured, and the fireproof performance of the intelligent door is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a block schematic diagram of a power supply system for an intelligent door according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a power supply system for an intelligent door according to an embodiment of the present invention;
FIG. 3 is a block schematic diagram of a power supply system for a smart door in accordance with one embodiment of the present invention;
fig. 4 is a block diagram of an intelligent door according to an embodiment of the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A power supply system for an intelligent door and an intelligent door according to an embodiment of the present invention will be described with reference to the accompanying drawings.
Fig. 1 is a block diagram of a power supply system of an intelligent door according to an embodiment of the present invention.
As shown in fig. 1, the power supply system 100 of the smart door: the intelligent door control system comprises an external alternating current power supply 1, an external energy storage battery 2 and an intelligent door control module 3 arranged in an intelligent door body.
As shown in fig. 2, the external ac power supply 1 is electrically connected to the ac mains supply, the intelligent gate control module 3 and the external energy storage battery 2 through power lines, and is configured to supply power to the intelligent gate control module 3 and charge the external energy storage battery 2 when the intelligent door is in a closed state and the ac mains supply is powered; the external energy storage battery 2 is electrically connected with the intelligent door control module 3 through a power transmission line and is used for supplying power to the intelligent door control module 3 when the intelligent door is in a closed state and the alternating current commercial power is not electrified.
Optionally, as shown in fig. 2, a wire casing is provided in the door body of the smart door, the wire casing is used for placing a power transmission line, and the external energy storage battery 2 is a lithium battery.
Specifically, in the embodiment of the invention, when the intelligent door is in a closed state, external power supply of the intelligent door can be realized through the external alternating-current power supply or the external energy storage battery, so that the safety and reliability of the intelligent door are improved while the normal use of the intelligent door is ensured, and the fireproof performance of the intelligent door is improved.
Further, as shown in fig. 3, the power supply system 100 of the smart door further includes: a dry battery 4 is incorporated.
Wherein, built-in dry battery 4 is connected with intelligent door control module 3 electricity for supply power for intelligent door control module 3 when intelligent door is in the open mode.
It can be understood that, when intelligent door was in the open mode, 3 powers supplies power for intelligent door control module through built-in dry battery 4 to, increase the live time that the door lacks the electricity, promote user's use and experience.
Further, as shown in fig. 3, the power supply system 100 of the smart door further includes: the first conductive piece 5 is arranged on the intelligent door body, and the second conductive piece 6 is arranged on the intelligent door frame.
The first conductive piece 5 is electrically connected with the intelligent door control module 3, and the second conductive piece 6 is electrically connected with the external alternating current power supply 1 and the external energy storage battery 2 respectively.
Specifically, when the intelligent door is in a closed state, the first conductive piece 5 is electrically connected with the second conductive piece 6, and the intelligent door control module 3 is powered by the external alternating current power supply 1 or the external energy storage battery 2; when the intelligent door is in an open state, the first conductive piece 5 and the second conductive piece 6 are not electrically connected, and the power is supplied to the intelligent door control module 3 through the built-in dry battery 4.
Optionally, the first conductive member 5 is a first contact type wire passing device, and the second conductive member 6 is a second contact type wire passing device matched with the first contact type wire passing device.
Particularly, when the intelligence door is in the closed condition, first contact cross the line ware and be connected with assorted second contact cross the line ware electricity, at this moment, accessible external AC power supply 1 or external energy storage battery 2 give intelligent gate control module 3 power supply, when the intelligence door is in the open condition, first contact cross the line ware and be not connected with assorted second contact cross the line ware electricity, at this moment, accessible built-in dry battery 4 gives intelligent gate control module 3 power supply, thereby, ensure that the intelligence door is when closed condition or open condition, all can satisfy user's normal use demand.
Further, the intelligent gating module 3 comprises at least two functional modules.
When the intelligent door control module 3 is powered by the external alternating current power supply 1 or the external energy storage battery 2, at least two functional modules are in a starting state; when the intelligent door control module 3 is supplied with power through the built-in dry battery 5, part of at least two functional modules are in a closed state.
Optionally, the at least two functional modules include one or more of a fingerprint recognition module, a card swiping recognition module, a password recognition module, a face recognition module, a cat eye recognition module, and an infrared detection module, and some of the at least two functional modules include: the intelligent door is in an opening state, and the functional module which is not needed to be used and/or the functional module with the power consumption larger than the preset power consumption are/is used.
That is to say, when the external alternating current power supply 1 or the external energy storage battery 2 supplies power to the intelligent door control module 3, one or more of the fingerprint identification module, the card swiping identification module, the password identification module, the face identification module, the cat eye identification module and the infrared detection module are in a starting state, and when the internal dry battery 5 supplies power to the intelligent door control module 3, the functional modules which do not need to be used and/or the functional modules with power consumption larger than the preset power consumption are converted into a closing state.
The power supply principle of the power supply system 100 for an intelligent door according to an embodiment of the present invention is described with reference to fig. 2.
As shown in fig. 2, 220V commercial power can be converted into 12V by an external ac power supply 1, and is connected to an external energy storage battery 2 by a power transmission line, and is further connected to a second conductive piece 6 by a power transmission line, the first conductive piece 5 is electrically connected to the intelligent door control module 3, and meanwhile, the built-in dry battery 4 is electrically connected to the intelligent door control module 3, wherein the intelligent door control module 3 can send a door opening instruction to the lock body by a connecting line, so as to achieve the automatic switch of the intelligent door.
Specifically, when the intelligent door is in a closed state, the first conductive piece 5 is electrically connected with the second conductive piece 6, at this moment, if the alternating current mains supply is electrified, then the intelligent gate control module 3 is powered through the alternating current external power supply 1, if the alternating current mains supply is electroless, then the intelligent gate control module 3 is powered through the external energy storage battery 2, wherein, when the intelligent gate control module 3 is powered through the external alternating current power supply 1 or the external energy storage battery 2, one or more of the fingerprint identification module, the card swiping identification module, the password identification module, the face identification module, the cat eye identification module and the infrared detection module are all in a starting state, so as to meet the use requirements of users.
And when the intelligent door is in an open state, namely after the user successfully verifies the door opening outdoors, the first conductive piece 5 and the second conductive piece 6 are not electrically connected, at the moment, the intelligent door control module 3 is powered through the built-in dry battery 5, and functional modules which do not need to be used and/or functional modules with power consumption larger than preset power consumption (such as a face recognition module, a cat eye recognition module, an infrared detection module and the like) are switched to a closed state, so that the battery endurance of the built-in dry battery 4 is ensured, and the service life of the intelligent door is prolonged.
It should be noted that, in the embodiment of the present invention, if it is detected that neither the external ac power supply 1 nor the external energy storage battery 2 supplies power to the intelligent gate control module 3 when the intelligent door is in the closed or open state, the functional modules that are not needed to be used and/or the functional modules whose power consumption is greater than the preset power consumption may be controlled to be closed, so as to ensure the basic functions of opening or closing the intelligent door, in other words, when the power management chip detects that the strong power input is interrupted (power failure state outside), the power supply source of the intelligent gate control module 3 may be switched to the internal dry battery 5, and the high power consumption modules such as the cat eye identification module, the face identification module, the card swiping identification module, and the wireless communication module may be controlled to be individually or completely closed according to the APP setting, thereby achieving the purpose.
In summary, according to the power supply system of the intelligent door in the embodiment of the invention, the external ac power supply supplies power to the intelligent door control module when the intelligent door is in the closed state and the ac commercial power is on, charges the external energy storage battery, and supplies power to the intelligent door control module when the intelligent door is in the closed state and the ac commercial power is off. From this, realize the external power supply of intelligent door through external alternating current power supply or external energy storage battery to, when guaranteeing the normal use of intelligent door, improve the security and the reliability of intelligent door, promote the fire behavior of intelligent door.
Fig. 4 is a block diagram of an intelligent door according to an embodiment of the invention.
As shown in fig. 4, the smart door 1000 includes the power supply system 100 of the smart door according to the foregoing embodiment of the present invention.
It should be noted that the specific implementation of the intelligent door 1000 according to the embodiment of the present invention corresponds to the specific implementation of the power supply system 100 of the intelligent door according to the foregoing embodiment of the present invention, and details are not repeated herein.
In summary, according to the intelligent door provided by the embodiment of the invention, by adopting the power supply system of the intelligent door, the external power supply of the intelligent door can be realized through the external alternating-current power supply or the external energy storage battery, so that the safety and reliability of the intelligent door are improved and the fireproof performance of the intelligent door is improved while the normal use of the intelligent door is ensured.
It should be noted that the logic and/or steps represented in the flowcharts or otherwise described herein, such as an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A power supply system for an intelligent door, the power supply system comprising: an external alternating current power supply, an external energy storage battery and an intelligent door control module arranged in the intelligent door body, wherein,
the external alternating current power supply is respectively and electrically connected with alternating current commercial power, the intelligent door control module and the external energy storage battery through power transmission lines and is used for supplying power to the intelligent door control module and charging the external energy storage battery when the intelligent door is in a closed state and the alternating current commercial power is electrified;
the external energy storage battery is electrically connected with the intelligent door control module through a power transmission line and used for supplying power to the intelligent door control module when the intelligent door is in a closed state and the alternating current commercial power is not electrified.
2. The power supply system for smart doors according to claim 1, further comprising: the intelligent door control system comprises an intelligent door control module, a built-in dry battery and a built-in dry battery, wherein the built-in dry battery is electrically connected with the intelligent door control module and used for supplying power to the intelligent door control module when the intelligent door is in an opening state.
3. The power supply system for smart doors according to claim 2, further comprising: a first conductive piece arranged on the intelligent door body and a second conductive piece arranged on the intelligent door frame, wherein the first conductive piece is electrically connected with the intelligent door control module, the second conductive piece is respectively electrically connected with the external alternating current power supply and the external energy storage battery,
when the intelligent door is in a closed state, the first conductive piece is electrically connected with the second conductive piece, and the intelligent door control module is powered by the external alternating current power supply or the external energy storage battery;
when the intelligent door is in an open state, the first conductive piece and the second conductive piece are not electrically connected, and the power is supplied to the intelligent door control module through the built-in dry battery.
4. The power supply system of claim 3, wherein the first conductive member is a first contact type wire passing device, and the second conductive member is a second contact type wire passing device matched with the first contact type wire passing device.
5. The power supply system for intelligent doors according to claim 2, wherein said intelligent door control module comprises at least two functional modules, wherein,
when the intelligent door control module is powered by the external alternating current power supply or the external energy storage battery, the at least two functional modules are both in a starting state;
when the power is supplied to the intelligent door control module through the built-in dry battery, part of the at least two functional modules are in a closed state.
6. The power supply system for intelligent doors according to claim 5, wherein said at least two functional modules comprise one or more of a fingerprint recognition module, a card swiping recognition module, a password recognition module, a face recognition module, a cat eye recognition module and an infrared detection module.
7. The power supply system for intelligent doors according to claim 5 or 6, characterized in that some of said at least two functional modules comprise: when the intelligent door is in an opening state, the functional module which is not needed to be used and/or the functional module with power consumption larger than preset power consumption are/is used.
8. The power supply system for intelligent doors according to claim 1, wherein said external energy storage battery is a lithium battery.
9. The power supply system of the intelligent door according to claim 1, wherein a wire slot is formed in the door body of the intelligent door, and the wire slot is used for placing the power transmission line.
10. An intelligent door, characterized in that it comprises a power supply system of the intelligent door according to any one of claims 1-9.
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| CN202011446719.XA CN112564229A (en) | 2020-12-08 | 2020-12-08 | Intelligent door and power supply system thereof |
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| CN202011446719.XA CN112564229A (en) | 2020-12-08 | 2020-12-08 | Intelligent door and power supply system thereof |
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Cited By (1)
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| CN113802962A (en) * | 2021-08-27 | 2021-12-17 | 国网安徽省电力有限公司芜湖市湾沚区供电公司 | Intelligent door of storehouse |
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| TW201939836A (en) * | 2018-03-09 | 2019-10-01 | 台多門控設備有限公司 | Door loop structure including a first body provided with a first contact element, an elastic element and a first circuit board, and a second body provided with a second contact element, a second circuit board and a magnetic element |
| CN111564895A (en) * | 2019-11-11 | 2020-08-21 | 上海创米科技有限公司 | Power supply system of intelligent door and intelligent door |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802962A (en) * | 2021-08-27 | 2021-12-17 | 国网安徽省电力有限公司芜湖市湾沚区供电公司 | Intelligent door of storehouse |
| CN113802962B (en) * | 2021-08-27 | 2024-02-06 | 国网安徽省电力有限公司芜湖市湾沚区供电公司 | Storehouse intelligence door |
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