CN208368866U - A kind of safety automation power-off plug - Google Patents
A kind of safety automation power-off plug Download PDFInfo
- Publication number
- CN208368866U CN208368866U CN201821774767.XU CN201821774767U CN208368866U CN 208368866 U CN208368866 U CN 208368866U CN 201821774767 U CN201821774767 U CN 201821774767U CN 208368866 U CN208368866 U CN 208368866U
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- CN
- China
- Prior art keywords
- turntable
- spiral cover
- conductive contact
- installation cavity
- plug
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Abstract
The utility model discloses a kind of safety automation power off plug, including be coaxially mounted in installation cavity and can using header body as the spiral cover of base rotation and turntable, spiral cover be located at turntable top；The spiral cover lower part is provided with pushing block, and the turntable top is provided with lower pushing block, and rotation spiral cover pushes lower pushing block that turntable is rotated by upper pushing block；Turntable is pushed to rotate to extreme limit of travel when spiral cover rotates to extreme limit of travel；One conductive contact is connected with a conductive insertion item, another conductive contact is connected with one end of undercurrent relay, the other end of undercurrent relay is connected with a wiring, another wiring is connected with another conduction insertion item, and rotation turntable enables to conductive contact blade and conductive contact to contact so that a pair of conductive contact is connected.The utility model is not only able to realize automatic circuit break function, and the safety when realizing automatic circuit break function is more preferable.
Description
Technical field
The utility model belongs to consumer goods industries, is related to plug, and in particular to a kind of safety automation power-off plug.
Background technique
Present people's habit charges to the electric appliance of electric vehicle, mobile phone etc at night, but would generally the charging time it is too long,
Unnecessary energy consumption is not only caused in this way, also influences the service life of battery.
Mobile phone is disclosed in the prior art full of electric oscillation and Timing vibration power-off method and multi-purpose battery-conserving switch, is belonged to certainly
Dynamic control field.It is to reach economize on electricity purpose for timing turning off power device power supply and design.Electric oscillation is full of using mobile phone
With the function of mobile phone Timing vibration, disconnect electric switch.Casing is the stairstepping with boss, in the upper table of casing low side
Face is equipped with power-off press button；Rocker switch is located in casing, and rocker switch presses go side to expose outside casing, and rocker switch breaks end and is located at
It powers off below press button；Power supply line one end is connect with out-put supply jack, and the other end passes through rocker switch and out-put supply jack
Connection.When mobile phone slant setting Timing vibration, by the weight tilt slide of itself, the power-off press button above casing is depressed, is made
The power supply of rocker switch cutting electrical equipment.Have the characteristics that delicate structure, sensitive reliable and timing are accurate, it is raw to be suitable for the people
In living and work, Yi Jigong, agriculture, animal husbandry electrical equipment in.Also disclose that the utility model discloses one kind in the prior art
Full of power-off phone charger, it includes cell phone charging circuit, electromagnetic relay, control relay circuit, the relay control
Circuit processed is equipped with electromagnetic relay, and the electromagnetic relay is connected to primary circuit and the secondary loop of cell phone charging circuit
Between.Although disclosing some auto-power-off devices in the prior art, the cooperation of itself and plug be not it is very perfect, manually may be used
The security and stability of manipulation process is not fine.
Summary of the invention
For the deficiencies in the prior art, the purpose of the utility model is to provide a kind of power-off of safety automation to insert
Head steadily solves the excessive technical problem that charges in the prior art with safer.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution is achieved:
The utility model compared with prior art, has the following technical effect that
A kind of safety automation power-off plug, it is described including the header body with a pair of conductive insertion item and a butted line
Header body on be machined with installation cavity, automatic power interruption mechanism is installed in installation cavity,
The automatic power interruption mechanism includes being coaxially mounted in installation cavity and can be using header body as base rotation
Spiral cover and turntable, spiral cover are located above turntable；The spiral cover lower part is provided with pushing block, and the turntable top is provided with down
Pushing block, rotation spiral cover push lower pushing block that turntable is rotated by upper pushing block；Spiral cover pushes turntable rotation when rotating to extreme limit of travel
Go to extreme limit of travel；
The turntable includes trying to get to the heart of a matter, and surrounding of trying to get to the heart of a matter has set up a circle Pan Bi, and insertion is provided with one section on the outside of disk wall
Conductive contact blade is equipped with a pair of conductive contact in identical height on the inner wall of the installation cavity；
The turntable try to get to the heart of a matter side and the corresponding lower part Pan Bi is cut into rotational travel mouth, rotational travel mouth
Interior along support rod has been arranged radially, one end of support rod is fixedly arranged on installation cavity wall, and the other end of support rod is hanging and sets
It is equipped with fixed column, one end of spinning reduction spring is installed in fixed column, the other end of spinning reduction spring is pacified by fixing head
On turntable；
It is also machined with drive cavity in the header body of the installation cavity bottom, is machined with straight rail on the bottom surface of drive cavity
Slot, straight rail slot is matched with the guide rail on rack gear so that rack gear is along straight reciprocating motion；Coaxially pacify the turntable bottom
Equipped with gear, wheel and rack engagement, the rotation of turntable is able to drive rack gear along straight reciprocating motion；
Undercurrent relay, the rack gear are installed on the inner wall of one end of straight rail slot in the drive cavity
One end metal block is installed, undercurrent relay matches the movement for controlling rack gear with metal block；
One conductive contact is connected with a conductive insertion item, and one end of another conductive contact and undercurrent relay is led
Logical, the other end of undercurrent relay is connected with a wiring, and another wiring is connected with another conduction insertion item, and rotation turns
Disk enables to conductive contact blade and conductive contact to contact so that a pair of conductive contact is connected.
The utility model also has following technical characteristic:
It is respectively arranged with swing-around trajectory on the side wall of the spiral cover and turntable, is machined on the inner wall of the installation cavity
Two layers of swing-around trajectory slot matched with swing-around trajectory is provided with stroke limit block in the swing-around trajectory slot.
The spiral cover top is provided with joystick knob, and spiral cover installation by adhering is in installation cavity and the plug sheet of spiral cover surface
Body flush.
The spinning reduction spring is spiral spring or torsionspring.
Flexible connector is provided between the end of the metal block and rack gear.
A pair of conductive contact is elastic conduction contact.
The rotational travel of the turntable is 0.25 to 0.5 circle.
(I) the utility model is not only able to realize automatic circuit break function, and the safety when realizing automatic circuit break function
Property is more preferable, after spiral cover first time Unscrew automatic circuit break function, before load is in standby, even if rotating repeatedly
Spiral cover will not influence the work of automatic power interruption mechanism, and security protection is better.
(II) the set out mechanism that automatically powers off of the rotation of the utility model is contact type mechanical transmission mechanism, and the course of work is more
Add stabilization, reliably.
(III) the utility model can realize the automatic disconnection of circuit after electric appliance standby or battery are fully charged.This is practical
Novel not only structure is simple, using also very easy.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the utility model.
Fig. 2 is the schematic top plan view of installation cavity and stroke chamber.
Fig. 3 is the positive schematic cross-sectional view of installation cavity and stroke chamber.
Fig. 4 is another positive schematic cross-sectional view opposite with Fig. 3 of installation cavity and stroke chamber.
Fig. 5 is the structural schematic diagram of spiral cover.
Fig. 6 is the structural schematic diagram of turntable.
Fig. 7 is rack pinion status diagram when turntable is in initial position.
Fig. 8 is rack pinion status diagram when turntable is in stroke limit position.
The meaning of each label in figure are as follows: 1- header body, 2- conduction insertion item, 3- wiring, 4- installation cavity, 5- spiral cover,
6- turntable, the upper pushing block of 7-, pushing block under 8-, 9- conductive contact blade, 10- conductive contact, 601- try to get to the heart of a matter, 602- Pan Bi, 603- rotation row
Journey mouth, 11- support rod, 12- fixed column, 13- spinning reduction spring, 14- drive cavity, 15- straight rail slot, 16- guide rail, 17- tooth
Item, 18- gear, 19- undercurrent relay, 20- metal block, 21- swing-around trajectory, 22- swing-around trajectory slot, 23- joystick knob,
24- flexible connector, 25- fixing head, 26- stroke limit block.
Explanation is further explained in detail to the particular content of the utility model with reference to embodiments.
Specific embodiment
Specific embodiment of the utility model is given below, it should be noted that the utility model is not limited to following tool
Body embodiment, all equivalent transformations made on the basis of the technical solutions of the present application each fall within the protection scope of the utility model.
Embodiment 1:
In compliance with the above technical solution, as shown in Figures 1 to 8, the present embodiment provides a kind of safety automation power-off plug, including
It is inserted into the header body 1 of item 2 and a butted line 3 with a pair of conductive, is machined with installation cavity 4 in the header body 1, installs
Automatic power interruption mechanism is installed in chamber 4；
The automatic power interruption mechanism includes being coaxially mounted in installation cavity 4 and can be with header body 1 for base rotation
Spiral cover 5 and turntable 6, spiral cover 5 is located at the top of turntable 6；5 lower part of spiral cover is provided with pushing block 7, on the turntable 6
Portion is provided with lower pushing block 8, and rotation spiral cover 5 pushes lower pushing block 8 that turntable 6 is rotated by upper pushing block 7；Spiral cover 5 rotates to stroke
Push the rotation of turntable 6 to extreme limit of travel when the limit；
The turntable 6 includes trying to get to the heart of a matter 601, and 601 surroundings of trying to get to the heart of a matter have set up a circle disk wall 602, and 602 outside of disk wall is embedding
Enter to be provided with one section of conductive contact blade 9, a pair of conductive contact 10 is installed in identical height on the inner wall of the installation cavity 4；
The turntable 6 try to get to the heart of a matter 601 sides and corresponding 602 lower part of disk wall is cut into rotational travel mouth 603,
Along support rod 11 has been arranged radially in rotational travel mouth 603, one end of support rod 11 is fixedly arranged on 4 inner wall of installation cavity, support
The other end of bar 11 is hanging and is provided with fixed column 12, and one end of spinning reduction spring 13 is equipped in fixed column 12, and rotation is multiple
The other end of position spring 13 is mounted on turntable 6 by fixing head 25；
It is also machined with drive cavity 14 in the header body 1 of 4 bottom of installation cavity, is machined on the bottom surface of drive cavity 14
Straight rail slot 15, straight rail slot 15 is matched with the guide rail 16 on rack gear 17 so that rack gear 17 is along straight reciprocating motion；It is described
6 bottom of turntable be coaxially installed with gear 18, gear 18 is engaged with rack gear 17, the rotation of turntable 6 be able to drive rack gear 17 along
Linear motion；
Undercurrent relay 19 is installed on the inner wall of one end of straight rail slot 15 in the drive cavity 14, it is described
One end of rack gear 17 metal block 20 is installed, undercurrent relay 19 is matched with metal block 20 for controlling rack gear 17
It moves back and forth；
One conductive contact 10 and a conductive insertion item 2 are connected, another conductive contact 10 and undercurrent relay 19
One end conducting, the other end of undercurrent relay 19 is connected with wiring 3, another wiring and another conductive be inserted into item
2 conductings, rotation turntable 6 enable to conductive contact blade 9 and conductive contact 10 to contact so that a pair of conductive contact 10 is connected.
The undercurrent relay 19 used in the present embodiment uses undercurrent relay well known in the prior art, when
When the electric current of detection is greater than undercurrent setting value, undercurrent relay 19 generates magnetic field, adsorbing metal block 20, when the electric current of detection
When greater than undercurrent setting value, undercurrent relay 19 does not generate magnetic field, or the magnetic field force generated is much smaller than spinning reduction bullet
The screen resilience of spring 13 unclamps metal block 20.
In the present embodiment, wiring 3 can be pluggable USB conducting wire or other pluggable wiring.
As a kind of concrete scheme of the present embodiment, it is respectively arranged with swing-around trajectory 21 on the side wall of spiral cover 5 and turntable 6,
Two layers of swing-around trajectory slot 22 matched with swing-around trajectory 21, the rotation rail are machined on the inner wall of the installation cavity 4
Stroke limit block 26 is provided in road slot 22.Swing-around trajectory slot 22 is divided into several segments, swing-around trajectory 21 by stroke limit block 26
It can only be rotated in the track between two stroke limit blocks 26, stroke limit block 26 is for determining that spiral cover 5 and turntable 6 are revolving
Turn the stroke in track groove 22.
As a kind of preferred embodiment of the present embodiment, the rotational travel of turntable 6 is 0.25 to 0.5 circle, can be according to specific
Structure needs to adjust in the range, is 90 ° of rotational angles as preferred version using 0.25 circle.
As a kind of preferred embodiment of the present embodiment, 5 top of spiral cover is provided with joystick knob 23,5 installation by adhering of spiral cover
In installation cavity 4 and 1 flush of spiral cover surface header body.It is beautiful and generous, the normal design of plug is not influenced.
As a kind of preferred embodiment of the present embodiment, spinning reduction spring 13 is spiral spring or torsionspring.Spinning reduction bullet
Spring 13 enables to turntable 6 that can return back to initial position.
As a kind of preferred embodiment of the present embodiment, flexible connector is provided between metal block 20 and the end of rack gear 17
24.Preferably, flexible connector 24 is made of rubber, so that metal block 20 and the contact of undercurrent relay 19 are closer.
In the present embodiment, rack gear 17 can be integrally made of metal material, and rack gear 17 and metal block can also be processed integrally.It uses
Other hold-down mechanisms enable rack gear to be in close contact with undercurrent relay 19.
As a kind of preferred embodiment of the present embodiment, a pair of conductive contact 10 is elastic conduction contact.So that itself and conduction
Contact 9 and the contact of conductive contact 10 are closer.
When the utility model is used, first wiring 3 connects with load, then conduction insertion item 2 is inserted into socket,
It loads and does not charge at this time, be in off-position.Spiral cover 5 is rotated by joystick knob 23, spiral cover is in swing-around trajectory 21 and rotation rail
It with header body 1 is base rotation under the cooperation of road slot 22, in rotation process, upper pushing block 7 pushes lower pushing block 8, and lower pushing block 8 drives
Turntable 6 rotates, and turntable 6 is also base rotation with header body 1 under the cooperation of swing-around trajectory 21 and swing-around trajectory slot 22.
Spinning reduction spring 13 is compressed in 6 rotation process of turntable, and turntable 6 relatively rotates relative to support rod 11,
Push the rotation of turntable 6 to extreme limit of travel, the upper conductive contact blade 9 and a pair of conductive of turntable 6 when spiral cover 5 rotates to extreme limit of travel
Contact 10 is in close contact, and a pair of conductive contact 10 is connected, at this time entire charge circuit conducting, external power supply powering load.
Turntable 6 is accordingly rotated with moving gear 17, and gear 17 moves in a straight line gradually with carry-over bar 17 along straight rail slot 15
Close to undercurrent relay 19, turntable 6, when rotation to extreme limit of travel, metal block 20 and undercurrent relay 19 are in elastic connection
It is in close contact under the action of part 24, under entire charge circuit on state, undercurrent relay 19 is in high current state, generates
Magnetic field, the magnetic force in magnetic field tightly adsorbing metal block 20 lock the position of rack gear 17.
After 19 magnetic-adsorption of undercurrent relay locks rack gear 17, gear 18 is locked, and turntable 6 is i.e. locked, at this time
The adsorption capacity of undercurrent relay 19 is much larger than the reset screen resilience of spinning reduction spring 13, and turntable 6 is locked to always stroke
Extreme position.When spiral cover 5 rotates in the stroke range of oneself at this time, blocking not will receive, nor affect on the locking of turntable 6,
It is safer.
After loading charging complete, the electric current in entire charge circuit be will be greatly reduced, and be reduced to undercurrent relay
19 undercurrent setting values, undercurrent relay 19 do not generate magnetic field, or the magnetic field force generated is much smaller than spinning reduction spring 13
Screen resilience, metal block 20 be detached from undercurrent relay 19 absorption, turntable 6 is under the rebound effect of spinning reduction spring 13
Initial position is returned back to, spiral cover 5 can also be reversed and be pushed into initial position.
Claims (7)
1. a kind of safety automation powers off plug, including the header body with a pair of conductive insertion item (2) and a butted line (3)
(1), it is machined with installation cavity (4) in the header body (1), automatic power interruption mechanism is installed in installation cavity (4), feature exists
In:
The automatic power interruption mechanism includes being coaxially mounted in installation cavity (4) and can be with header body (1) for base rotation
Spiral cover (5) and turntable (6), spiral cover (5) is located above turntable (6)；Described spiral cover (5) lower part is provided with pushing block (7), institute
Turntable (6) top stated is provided with lower pushing block (8), and rotation spiral cover (5) pushes lower pushing block (8) to make turntable by upper pushing block (7)
(6) it rotates；Spiral cover (5) pushes turntable (6) rotation to extreme limit of travel when rotating to extreme limit of travel；
The turntable (6) includes trying to get to the heart of a matter (601), and (601) surrounding of trying to get to the heart of a matter has set up a circle Pan Bi (602), Pan Bi (602)
Outside, which is embedded in, is provided with one section of conductive contact blade (9), is equipped with a pair of conductive in identical height on the inner wall of the installation cavity (4)
Contact (10)；
The turntable (6) try to get to the heart of a matter (601) side and corresponding Pan Bi (602) lower part is cut into rotational travel mouth
(603), along being arranged radially support rod (11) in rotational travel mouth (603), one end of support rod (11) is fixedly arranged at installation cavity
(4) on inner wall, the other end of support rod (11) is hanging and is provided with fixed column (12), and fixed column is equipped with spinning reduction on (12)
The other end of one end of spring (13), spinning reduction spring (13) is mounted on turntable (6) by fixing head (25)；
It is also machined with drive cavity (14) in the header body (1) of described installation cavity (4) bottom, adds on the bottom surface of drive cavity (14)
Work has straight rail slot (15), and straight rail slot (15) is matched with the guide rail (16) on rack gear (17) so that rack gear (17) is along straight line
It moves back and forth；Described turntable (6) bottom is coaxially installed with gear (18), and gear (18) is engaged with rack gear (17), turntable (6)
Rotation is able to drive rack gear (17) along linear motion；
Undercurrent relay (19), institute are installed on the inner wall of the one end of straight rail slot (15) in the drive cavity (14)
The one end for the rack gear (17) stated is equipped with metal block (20), and undercurrent relay (19) is matched with metal block (20) for controlling
The reciprocating motion of rack gear (17)；
One conductive contact (10) and conductive insertion item (2) conducting, another conductive contact (10) and undercurrent relay
(19) one end conducting, the other end of undercurrent relay (19) and a wiring (3) are connected, and another wiring is led with another
It is electrically interposed in item (2) conducting, rotation turntable (6) enables to conductive contact blade (9) and conductive contact (10) to contact so that a pair of conductive
Contact (10) conducting.
2. safety automation as described in claim 1 powers off plug, which is characterized in that the side of the spiral cover (5) and turntable (6)
It is respectively arranged on wall swing-around trajectory (21), two layers and swing-around trajectory (21) phase is machined on the inner wall of the installation cavity (4)
The swing-around trajectory slot (22) of cooperation, the swing-around trajectory slot (22) is interior to be provided with stroke limit block (26).
3. safety automation as described in claim 1 powers off plug, which is characterized in that described spiral cover (5) top is provided with rotation
Button handle (23), spiral cover (5) installation by adhering is in the installation cavity (4) and spiral cover surface header body (1) flush.
4. safety automation as described in claim 1 powers off plug, which is characterized in that the spinning reduction spring (13) is snail
Spring or torsionspring.
5. safety automation as described in claim 1 powers off plug, which is characterized in that the metal block (20) and rack gear (17)
End between be provided with flexible connector (24).
6. safety automation as described in claim 1 powers off plug, which is characterized in that a pair of conductive contact (10) is bullet
Property conductive contact.
7. safety automation as described in claim 1 powers off plug, which is characterized in that the rotational travel of the turntable (6) is
0.25 to 0.5 circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774767.XU CN208368866U (en) | 2018-10-30 | 2018-10-30 | A kind of safety automation power-off plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774767.XU CN208368866U (en) | 2018-10-30 | 2018-10-30 | A kind of safety automation power-off plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208368866U true CN208368866U (en) | 2019-01-11 |
Family
ID=64924039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821774767.XU Expired - Fee Related CN208368866U (en) | 2018-10-30 | 2018-10-30 | A kind of safety automation power-off plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208368866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116111409A (en) * | 2023-02-21 | 2023-05-12 | 东莞市煜锦实业有限公司 | USB connector overheat detection protection device that charges |
-
2018
- 2018-10-30 CN CN201821774767.XU patent/CN208368866U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116111409A (en) * | 2023-02-21 | 2023-05-12 | 东莞市煜锦实业有限公司 | USB connector overheat detection protection device that charges |
| CN116111409B (en) * | 2023-02-21 | 2024-03-29 | 东莞市煜锦实业有限公司 | USB connector overheat detection protection device that charges |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20201030 |