CN208257033U - Electric bicycle charging terminal with defencive function - Google Patents
Electric bicycle charging terminal with defencive function Download PDFInfo
- Publication number
- CN208257033U CN208257033U CN201820796890.5U CN201820796890U CN208257033U CN 208257033 U CN208257033 U CN 208257033U CN 201820796890 U CN201820796890 U CN 201820796890U CN 208257033 U CN208257033 U CN 208257033U
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- China
- Prior art keywords
- electrically connected
- terminal
- electric bicycle
- control module
- feet
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- 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
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of electric bicycle charging terminal with defencive function, including bottom case, the front housing with 86 type sockets, and the control module, power module, controllable switch and the input wires terminal that are installed in bottom case；The transmission end of controllable switch is series between input wires terminal and 86 type sockets, and control terminal is electrically connected with control module；Power module is electrically connected with input wires terminal, is the direct current of 5V by externally input 220V AC conversion；The front setting of front housing is there are three through slot, and there are three contact switch, the positions of three contact switch to correspond respectively with the position of three through slots for bottom shell body installation；Three contact switch are electrically connected with control module；It further include plug cover, the front of plug cover has the mandril being adapted to three through slots, and the back side has the groove being adapted to the attaching plug of electric bicycle；The through-hole that the pin of power supply source plug passes through is additionally provided on plug cover.The utility model has the characteristics that safety coefficient is high.
Description
Technical field
The utility model relates to electric bicycle charging equipment fields, particularly, are related to a kind of electricity with defencive function
Dynamic bicycle charging terminal.
Background technique
Currently, the administration departments of some cells charge to electric bicycle in order to facilitate business, it can be in underground
Charged area is arranged in the battery truck park of parking lot or ground；But the survey found that, these charged areas are for filling
Electrical socket lacks security protection, causes some children also can arbitrarily go to touch, there are certain electrical shock safety hazards.
Utility model content
In view of this, the utility model aim is to provide a kind of electric bicycle charging terminal with defencive function, tool
Have the characteristics that safety coefficient is high.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is:
A kind of electric bicycle charging terminal with defencive function, including bottom case, the front housing with 86 type sockets, and
Control module, power module, controllable switch and the input wires terminal being installed in bottom case；The transmission end string of the controllable switch
It is coupled between input wires terminal and 86 type sockets, control terminal is electrically connected with control module；The power module and input wires
Terminal electrical connection, is the direct current of 5V by externally input 220V AC conversion；There are three the front settings of the front housing
Through slot, bottom shell body installation there are three contact switch, the position of three contact switch respectively with the position of three through slots one by one
It is corresponding；Three contact switch are electrically connected with control module；It further include plug cover, the front of the plug cover has to be led to three
The mandril of slot adaptation, the back side have the groove being adapted to the attaching plug of electric bicycle；Confession is additionally provided on the plug cover
The through-hole that the pin of attaching plug passes through.
Preferably, the control module includes the successively AND gate circuit of circuit connection, timing circuit and switching circuit；It is described
AND gate circuit has 3 input terminals, is electrically connected respectively with the input terminal of 3 contact switch.
Preferably, the timing circuit include the first NPN triode, first capacitor, the second capacitor, first resistor and
555 chips；Wherein, the base stage of first NPN triode is electrically connected to the output end of comparison circuit, and collector is electrically connected VCC
Voltage；4 feet, 8 feet of 555 chips are electrically connected to VCC voltage, and 1 foot ground connection, by the second capacity earth, 2 feet, 6 feet pass through 5 feet
First capacitor is electrically connected to the emitter of the first NPN triode, and is grounded by first resistor.
Preferably, the controllable switch uses relay；The switching circuit includes second resistance, the second NPN triode,
The base stage of second NPN triode is electrically connected to the output end of timing circuit, emitter ground connection, collector by second resistance
VCC voltage is electrically connected to after connecting with the coil of relay.
The utility model has the technical effect that following aspect: by above technical scheme, charging terminal only exists
After plugging the attaching plug with plug cover, it can just be powered, in other situations, then not export；If children are by metal object at this time
It is inserted into charging terminal, it will not there is a situation where get an electric shock.
Detailed description of the invention
Fig. 1 is the internal structure chart of electric bicycle charging terminal in embodiment；
Fig. 2 is the front schematic view of electric bicycle charging terminal in embodiment；
Fig. 3 is the schematic diagram of plug cover in embodiment；
Fig. 4 is the circuit diagram of timing circuit in embodiment；
Fig. 5 is the circuit diagram of switching circuit in embodiment.
Appended drawing reference: 11, bottom case；12, front housing；121, through slot；2, input wires terminal；3,86 type socket；4, contact is opened
It closes；5, strut；6, control module；61, AND gate circuit；62, timing circuit；63, switching circuit；7, attaching plug；8, plug cover；
81, groove；82, mandril.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
Referring to Fig.1, Fig. 2 present embodiments provides a kind of electric bicycle charging terminal with defencive function, including bottom
Shell 11, the front housing 12 with 86 type sockets 3, and be installed in bottom case 11 control module 6, power module, controllable switch and
Input wires terminal 2；The transmission end of controllable switch is series between the type of input wires terminal 2 and 86 socket 3, control terminal and control
Module 6 is electrically connected；Power module is electrically connected with input wires terminal 2, is 5V's by externally input 220V AC conversion
Direct current.
There are three through slots 121 for the front setting of front housing 12, and there are three contact switch 4 for the installation of 11 body of bottom case, and three contacts are opened
The position of pass 4 is corresponded with the position of three through slots 121 respectively, and fixed by strut 5.Three contact switch 4 with control
Molding block 6 is electrically connected.
It further include plug cover 8 referring to Fig. 3, the front of plug cover 8 has the mandril 82 being adapted to three through slots 121, the back side
The groove 81 being adapted to the attaching plug 7 with electric bicycle；The pin that power supply source plug 7 is additionally provided on plug cover 8 is worn
The through-hole crossed.
Referring to Fig. 4, Fig. 5, control module 6 includes that successively the AND gate circuit 61 of circuit connection, timing circuit 62 and switch are electric
Road 63；AND gate circuit 61 has 3 input terminals, is electrically connected respectively with the input terminal of 3 contact switch 4.Therefore, when 3 contacts
When switch 4 is concurrently triggered, AND gate circuit 61 exports the trigger signal Vp of high level.
Timing circuit 62 include the first NPN triode Q1, first capacitor C1, the second capacitor C2, first resistor R1 and
555 chips；Wherein, the base stage of first NPN triode Q1 is electrically connected to the output end of AND gate circuit 61, collector electrical connection
VCC voltage；4 feet, 8 feet of 555 chips are electrically connected to VCC voltage, 1 foot ground connection, and 5 feet are grounded by the second capacitor C2,2 feet, 6 feet
It is electrically connected to the emitter of the first NPN triode Q1 by first capacitor C1, and is grounded by first resistor R1.Therefore, high
The first NPN triode Q1 is connected in the trigger signal Vp of level；VCC voltage charges to first capacitor C1, the charging current of formation
Higher current potential is formed on first resistor R1, so that 2 feet of 555 chips are not triggered；After charging, the 2 of 555 chips
Foot is pulled low and is triggered, from the timing signal Vd of 3 feet output high level.
Controllable switch uses relay K1；Switching circuit 63 includes second resistance 2, the second NPN triode Q1, the 2nd NPN
The base stage of triode Q1 is electrically connected to the output end of timing circuit 62 by second resistance R2, emitter ground connection, collector with after
VCC voltage is electrically connected to after the coil series connection of electric appliance K1.Therefore, the timing signal Vd of high level makes the second NPN triode Q1
Conducting, and then after the coil energization of relay K1, contact switch 4 is closed, and the access of the type of input wires terminal 2 and 86 socket 3 is beaten
It opens.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (4)
1. a kind of electric bicycle charging terminal with defencive function, characterized in that including bottom case (11), have 86 type sockets
(3) front housing (12), and the control module (6), power module, controllable switch and the input terminal that are installed in bottom case (11)
Sub (2)；The transmission end of the controllable switch is series between input wires terminal (2) and 86 type sockets (3), control terminal and control
Module (6) electrical connection；The power module is electrically connected with input wires terminal (2), and externally input 220V alternating current is turned
Turn to the direct current of 5V；There are three through slot (121) for the front setting of the front housing (12), and there are three bottom case (11) the body installations
Contact switch (4), the position of three contact switch (4) are corresponded with the position of three through slots (121) respectively；It opens three contacts
(4) are closed to be electrically connected with control module (6)；It further include plug cover (8), the front of the plug cover (8) has and three through slots
(121) mandril (82) being adapted to, the back side have the groove (81) being adapted to the attaching plug (7) of electric bicycle；The plug
The through-hole that the pin of power supply source plug (7) passes through is additionally provided on set (8).
2. as described in claim 1 with the electric bicycle charging terminal of defencive function, characterized in that the control module
(6) include successively circuit connection AND gate circuit (61), timing circuit (62) and switching circuit (63)；The AND gate circuit (61)
With 3 input terminals, it is electrically connected respectively with the input terminal of 3 contact switch (4).
3. as claimed in claim 2 with the electric bicycle charging terminal of defencive function, characterized in that the timing circuit
It (62) include the first NPN triode, first capacitor, the second capacitor, first resistor and 555 chips；Wherein, the first NPN
The base stage of triode is electrically connected to the output end of comparison circuit, and collector is electrically connected VCC voltage；4 feet, the 8 feet electricity of 555 chips
It is connected to VCC voltage, 1 foot ground connection, for 5 feet by the second capacity earth, 2 feet, 6 feet are electrically connected to the first NPN by first capacitor
The emitter of triode, and be grounded by first resistor.
4. as claimed in claim 3 with the electric bicycle charging terminal of defencive function, characterized in that the controllable switch
Using relay；The switching circuit (63) includes second resistance, the second NPN triode, the base stage of second NPN triode
The output end of timing circuit (62), emitter ground connection are electrically connected to by second resistance, collector is connected with the coil of relay
After be electrically connected to VCC voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820796890.5U CN208257033U (en) | 2018-05-28 | 2018-05-28 | Electric bicycle charging terminal with defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820796890.5U CN208257033U (en) | 2018-05-28 | 2018-05-28 | Electric bicycle charging terminal with defencive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257033U true CN208257033U (en) | 2018-12-18 |
Family
ID=64651374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820796890.5U Expired - Fee Related CN208257033U (en) | 2018-05-28 | 2018-05-28 | Electric bicycle charging terminal with defencive function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257033U (en) |
-
2018
- 2018-05-28 CN CN201820796890.5U patent/CN208257033U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |