CN209556584U - Dual power supply electron key - Google Patents
Dual power supply electron key Download PDFInfo
- Publication number
- CN209556584U CN209556584U CN201822271278.9U CN201822271278U CN209556584U CN 209556584 U CN209556584 U CN 209556584U CN 201822271278 U CN201822271278 U CN 201822271278U CN 209556584 U CN209556584 U CN 209556584U
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- power supply
- electron key
- circuit board
- circuit
- charging
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Abstract
The utility model relates to a kind of dual power supply electron keys, electron key ontology including shell and on shell, electron key ontology includes circuit board and power supply, power supply includes the rechargeable lithium battery connecting with circuit board, the charging circuit that circuit board is equipped with as rechargeable lithium battery charging, the charging interface of charging circuit is Type-c interface, power supply further includes having button cell, circuit board is equipped with for detecting rechargeable lithium battery electricity and according to the electric power detection control circuit of rechargeable lithium battery electricity switching power supply, illumination control circuit is also set on circuit board, illumination control circuit is connected with LED lamp bead, shell is equipped with loophole, light-guiding pillar is equipped in loophole.Increase button cell as backup power source, Emergency use can be continued in the case where forgetting the charging of electron key, increase assisting lighting function, convenient for using under dark surrounds, using Type-c charge port, use is more convenient.
Description
Technical field
The utility model relates to electron keys.
Background technique
Electronic lock has level security strong, authorizes modifiable advantage.Electronic lock is common in hotel and house list
The industrial occasions such as first entrance and electrical equipment cabinet use.Electron key is the product for matching electronic lock and using.Existing electronics key
Spoon power supply system is designed as one piece of rechargeable lithium battery, and in the case where not using for a long time, the electricity of lithium battery can be automatic
It disappears, that is, forgets that charging is not available then, to make troubles to using.
Summary of the invention
The present utility model purpose: to overcome defect of the existing technology, it is standby that the utility model provides a kind of increase
With the dual power supply electron key of power supply, have the advantages that easy to use.
To achieve the above object, the utility model provides following technical solution:
A kind of dual power supply electron key, the electron key ontology including shell and on shell, electron key ontology
Including circuit board and power supply, power supply includes the rechargeable lithium battery connecting with circuit board, and circuit board, which is equipped with, is
The charging circuit of rechargeable lithium battery charging, it is characterised in that: the power supply further includes having stand-by power supply battery, circuit board
It is equipped with for detecting rechargeable lithium battery electricity and according to the electric power detection control of rechargeable lithium battery electricity switching power supply
Circuit processed.
Preferably, the stand-by power supply battery is button cell.
Preferably, the replaceable mode of the stand-by power supply battery is set on circuit board.
Preferably, the stand-by power supply battery is connected with plug, is equipped with grafting corresponding with plug on circuit boards and matches
The combination hub of conjunction.
Preferably, illumination control circuit is additionally provided on the circuit board, illumination control circuit is connected with LED lamp bead, shell
It is equipped with loophole corresponding with LED lamp bead, is equipped with light-guiding pillar in loophole.
Preferably, the charging interface of the charging circuit is Type-c interface.
Preferably, it is furnished with dust plug on the charging interface of the charging circuit.
The electron key of the utility model, is designed using dual power supply, and in normal use, rechargeable lithium battery is as power supply
It is powered to load end, realizes that repetitive cycling uses, placing for a long time when electron key causes rechargeable lithium battery to be put naturally
When electricity to low battery or electron key forgets charging, electric power detection control circuit detects that rechargeable lithium battery electricity is low
In early warning value (value can be configured as needed, be typically located at 20% lower than rechargeable lithium battery electricity), then cut
The power supply of stand-by power supply battery, supplied for electronic key Emergency use are changed, later period user can charge so that chargeable to rechargeable lithium battery
Lithium battery normal power supply uses；Stand-by power supply battery is button cell, and button cell has small in size, big excellent of charge capacity
Point, convenient for realizing dual power supply design in the electron key under smaller size smaller, usual button cell has the excellent of storage life length
Point can be good at using as backup power source；The replaceable design of button cell, facilitates the later period to carry out replacement installation, convenient for dimension
It repairs.In addition, LED lamp bead provides floor light, convenient for using under dark surrounds, light-guiding pillar realizes dust-proof and raising illuminating effect
Purpose；It is designed using Type-c charge port, use is more convenient；Dust plug plays the effect of protection Type-c charge port.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the utility model specific embodiment dual power supply electron key perspective view；
Fig. 2 is the utility model specific embodiment dual power supply electron key explosive view；
Fig. 3 is the utility model specific embodiment schematic block circuit diagram.
Specific embodiment
Referring to attached drawing 1 ~ 3, a kind of dual power supply electron key disclosed by the utility model, including shell 1 and be set to shell 1
On electron key ontology, electron key ontology includes circuit board 2 and power supply, and power supply includes and circuit board 2 connects
The rechargeable lithium battery 3 connect, circuit board 2 are equipped with the charging circuit to charge for rechargeable lithium battery 3, and the power supply also wraps
Stand-by power supply battery 4 is included, circuit board 2 is equipped with for detecting 3 electricity of rechargeable lithium battery and according to 3 electricity of rechargeable lithium battery
The electric power detection control circuit of amount switching power supply, i.e. electric power detection control circuit are detecting that rechargeable lithium battery electricity is low
When its total electricity certain value (being usually arranged as rechargeable lithium battery battery total amount 20%), the switching of electric power detection control circuit is standby
It is powered with supplying cell, facilitates electron key Emergency use, chargeable lithium up to standard to electricity is recharged to rechargeable lithium battery
Battery is re-used as power supply；Recycling can be repeated several times in the power supply for meeting electron key, while meeting chargeable lithium
Battery forgets Emergency use when charge capacity is too low, and when solving the power supply of conventionally employed single rechargeable lithium battery, there are electronics
Key forgets the case where charging causes electron key not to be available, and also achievees the purpose that protect rechargeable lithium battery.
The utility model is preferred, uses the stand-by power supply battery 4 for button cell.Button cell have it is small in size,
The big advantage of charge capacity, convenient for realizing dual power supply design in the electron key under smaller size smaller, usual button cell has
The advantage of storage life length, can be good at using as backup power source.
Further, the replaceable mode of the stand-by power supply battery 4 is set on circuit board 2.In the stand-by power supply
Battery 4 is connected with plug 41 through conducting wire, is equipped with mating combination hub 42 corresponding with plug 41 on the circuit board 2.It is standby
Connection and disassembly with circuit board, easy to process, maintenance are realized through the mode of grafting with battery.It certainly can as the utility model
Capable scheme, button cell also can be used and be directly welded and fixed on circuit boards, or uses and directly process shape on circuit boards
At battery holder, button cell is plugged on battery holder other equal replaceable mounting structure forms.
To use in a dark environment convenient for electron key, illumination control circuit, illumination control are additionally provided on the circuit board 2
Circuit connection processed has LED lamp bead 5, and shell 1 is equipped with loophole 11 corresponding with LED lamp bead 5, is equipped with light-guiding pillar in loophole 11
12.Light-guiding pillar realizes purpose that is dust-proof and improving illuminating effect.
Wherein, charging circuit involved in the utility model, electric power detection control circuit and illumination control circuit etc. are specific
Circuit structure is the routine techniques of electronic field, and the invention innovative point is not directed to above-mentioned specific charging circuit, electricity
The improvement of amount detection control circuit and illumination control circuit, therefore for charging circuit, electric power detection control circuit and Lighting control
Circuit specific structure repeats no more.
The charging interface 21 of the charging circuit is Type-c interface, and use is more convenient.
And it is furnished with dust plug 6 on the charging interface of the charging circuit 21.Play the effect of protection Type-c charge port
Fruit.
Claims (7)
1. a kind of dual power supply electron key, the electron key ontology including shell and on shell, electron key ontology packet
Include circuit board and power supply, power supply includes the rechargeable lithium battery connecting with circuit board, and circuit board is equipped with as can
The charging circuit of charged lithium cells charging, it is characterised in that: the power supply further includes having stand-by power supply battery, on circuit board
Equipped with for detecting rechargeable lithium battery electricity and being controlled according to the electric power detection that rechargeable lithium battery electricity switches power supply
Circuit.
2. dual power supply electron key according to claim 1, it is characterised in that: the stand-by power supply battery is button cell.
3. dual power supply electron key according to claim 2, it is characterised in that: the replaceable mode of the stand-by power supply battery
It is set on circuit board.
4. dual power supply electron key according to claim 3, it is characterised in that: the stand-by power supply battery, which is connected with, to be patched
Head is equipped with mating combination hub corresponding with plug on circuit boards.
5. dual power supply electron key according to claim 1, it is characterised in that: be additionally provided with Lighting control electricity on the circuit board
Road, illumination control circuit are connected with LED lamp bead, and shell is equipped with loophole corresponding with LED lamp bead, is equipped with leaded light in loophole
Column.
6. dual power supply electron key according to claim 1, it is characterised in that: the charging interface of the charging circuit is
Type-c interface.
7. dual power supply electron key according to claim 1 or 6, it is characterised in that: on the charging interface of the charging circuit
Equipped with dust plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271278.9U CN209556584U (en) | 2018-12-30 | 2018-12-30 | Dual power supply electron key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271278.9U CN209556584U (en) | 2018-12-30 | 2018-12-30 | Dual power supply electron key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209556584U true CN209556584U (en) | 2019-10-29 |
Family
ID=68306749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822271278.9U Active CN209556584U (en) | 2018-12-30 | 2018-12-30 | Dual power supply electron key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209556584U (en) |
-
2018
- 2018-12-30 CN CN201822271278.9U patent/CN209556584U/en active Active
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