CN209217352U - Manual voltage-regulating conversion socket with leakage protection function - Google Patents
Manual voltage-regulating conversion socket with leakage protection function Download PDFInfo
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- CN209217352U CN209217352U CN201920053328.8U CN201920053328U CN209217352U CN 209217352 U CN209217352 U CN 209217352U CN 201920053328 U CN201920053328 U CN 201920053328U CN 209217352 U CN209217352 U CN 209217352U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a manual voltage-regulating conversion socket with an electric leakage protection function, which comprises a load socket, the load socket is connected with a power plug communicated with commercial power, a main switch KM, a zero sequence current transformer TA, a multi-output-end autotransformer and a selector switch are sequentially connected between the load socket and the power plug, the multi-output-end autotransformer is connected with a phase line and a zero line, the fixed contact of the selector switch is connected with the phase line on the power supply side of the load socket, the movable contact of the selection switch is connected with one output end of the multi-output-end autotransformer, the output end of the TA secondary coil of the zero sequence current transformer is sequentially connected with a zero sequence current signal processor and a controller, the controller is connected with a socket voltage detector for detecting the phase line voltage of the power side of the load socket, a tripping device for controlling the disconnection of the main switch KM, and a socket voltage display for displaying the voltage detected by the socket voltage detector.
Description
[technical field]
The utility model relates to a kind of manual voltage regulation conversion socket with creepage protection function.
[background technique]
Vast remote countryside often will appear the situation of utilization voltage shakiness, most of situation be it is relatively low, be also incidentally present of
Higher phenomenon influences the normal electricity consumption of production and living, therefore stablizes utilization voltage usually using voltage-stablizer, but uses automatic steady
Depressor is at high cost, structure is complicated, inconvenient to use；And general manual voltage regulator is used, voltage is adjusted to higher position, in electricity
Pressure increases suddenly when being more than the maximum input voltage of electrical appliance, it will damage electrical appliance, and also rural electricity consumption device is always opened with registering one's residence
It closes distance farther out, is easy to appear serious drain phenomenon, and the setting of earth leakage protective electric current is larger at master switch, it is difficult to which effective protection makes
The personal safety of user.
[utility model content]
The utility model overcomes the deficiency of above-mentioned technology, provides a kind of manual voltage regulation conversion with creepage protection function
Socket.
To achieve the above object, the utility model uses following technical proposal:
A kind of manual voltage regulation conversion socket with creepage protection function, includes load socket 1, and the load socket 1 connects
It is connected to the attaching plug 2 being electrically connected with city, is arranged with zero in the phase line and zero curve between the load socket 1 and attaching plug 2
Sequence current transformer TA, the zero sequence current mutual inductor TA source side are connected with the main switch KM of control phase line and zero curve on-off,
Multi output end auto-transformer 3 and selection switch have been sequentially connected between the zero sequence current mutual inductor TA and load socket 1
4, multi output end auto-transformer 3 is connect with phase line, zero curve, 4 fixed contact of selection switch and 1 source side of load socket
Phase line connection, selection 4 movable contact of switch are connect with an output end of multi output end auto-transformer 3, the zero-sequence current
Mutual inductor TA secondary coil output end has been sequentially connected with zero sequence current signal processor 5 and controller 6, and the controller 6 connects
There is the socket voltage detector 7 for detecting 1 source side phases line voltage of load socket, for controlling the de- of main switch KM disconnection
Buckle device 8, the connection of the controller 6 are for showing that socket voltage detector 7 detects the socket voltage display 9 of voltage.
Limited leakage resistance R is sequentially connected between the zero sequence current mutual inductor TA source side and main switch KM1 in phase line, is used
Triggering makes the manual detection switch SB of zero sequence current mutual inductor TA generation zero-sequence current when manual detection.
The output end of multi output end auto-transformer 3 is at least both ends.
The controller 6 is provided with over-voltage and jumps disconnected voltage.
The beneficial effects of the utility model are:
1, the utility model can be realized earth leakage protective, pressure regulation, overvoltage protection, and multifunctional all is integrated, in power supply electricity
Pressure is unstable, and often it is serious it is relatively low in the case where when, it is very easy to use, while can also prevent voltage from increasing damage use suddenly
Electric appliance.
2, structure is simple, easy to manufacture, at low cost.
[Detailed description of the invention]
FIG. 1 is a schematic structural view of the utility model.
[specific embodiment]
The technical solution of the utility model embodiment is explained below with reference to the attached drawing of the utility model embodiment and
Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all.Based on the implementation example in the implementation mode,
Those skilled in the art's obtained other embodiments without making creative work, belong to the guarantor of the utility model
Protect range.
As shown in Figure 1, a kind of manual voltage regulation conversion socket with creepage protection function, includes load socket 1, it is described negative
It carries socket 1 and is connected with the attaching plug 2 being electrically connected with city, phase line and zero curve between the load socket 1 and attaching plug 2
On be arranged with zero sequence current mutual inductor TA, the zero sequence current mutual inductor TA source side is connected with control phase line and zero curve on-off
Main switch KM, between the zero sequence current mutual inductor TA and load socket 1 be sequentially connected with multi output end auto-transformer 3 and
Switch 4 is selected, multi output end auto-transformer 3 is connect with phase line, zero curve, and 4 fixed contact of selection switch and load are inserted
Seat 1 source side phase line connection, selection 4 movable contact of switch is connect with an output end of multi output end auto-transformer 3, described
Zero sequence current mutual inductor TA secondary coil output end has been sequentially connected with zero sequence current signal processor 5 and controller 6, the control
Device 6 is connected with socket voltage detector 7 for detecting 1 source side phases line voltage of load socket, disconnected for controlling main switch KM
The trip gear 8 opened, the connection of controller 6 is for showing that socket voltage detector 7 detects the socket voltage display of voltage
9, wherein the controller 6, which is provided with over-voltage, jumps disconnected voltage.
In use, socket voltage detector 7 detects the real-time voltage of load socket 1, and shown on socket voltage display 9
Show, user can adjust selection switch 4 according to the real-time voltage of display, make to select switch 4 and multi output end auto-transformer 3 not
It is connected with output end, realization manually adjusts voltage, when the detection voltage of socket voltage detector 7 is higher than the mistake built in controller 6
When pressure jumps power-off pressure, controller 6 controls trip gear 8 and disconnects main switch KM, prevents electrical appliance excessive pressure damages, realizes to electrical appliance
Protection.
Occur drain conditions simultaneously, zero sequence current mutual inductor TA exports zero-sequence current, and through zero sequence current signal processor 5
After processing, trigger signal is exported to controller 6, controller 6 controls trip gear 8 and disconnects main switch KM, protects personal safety.
Wherein, limited galvanic electricity is sequentially connected in phase line between the zero sequence current mutual inductor TA source side and main switch KM1
Resistance R, for detecting manually when triggering make zero sequence current mutual inductor TA generate zero-sequence current manual detection switch SB, user can also
Detection of electrical leakage is carried out by manual detection switch SB, presses manual detection switch SB, electric current passes through current-limiting resistance R after contact closure
Zero curve N is flowed to from phase line L, zero sequence current mutual inductor TA exports remaining zero-sequence current after the processing of zero sequence current signal processor 5,
Trigger signal is exported to controller 6, so that controller 6 is exported trip signal makes trip gear 8 thread off, and keeps the contact main switch KM disconnected
It opens, that is, illustrates that earth leakage protective device is normal.
The output end of multi output end auto-transformer 3 is at least both ends, it can be achieved that multivoltage is adjusted.
The utility model can also be independent by attaching plug, and centre is connected with conducting wire, realizes the band leakage of packaged type
The manual voltage regulation conversion socket or insert row of electric protection, it is numerous to list herein, it is all to be answered in related list, three voltage regulation of electric power sources, boosting
Scope of protection of the utility model is belonged to the utility model.
Claims (4)
1. a kind of manual voltage regulation conversion socket with creepage protection function includes load socket (1), the load socket (1)
The attaching plug (2) being electrically connected with city is connected with, in the phase line and zero curve between the load socket (1) and attaching plug (2)
It is arranged with zero sequence current mutual inductor TA, the zero sequence current mutual inductor TA source side is connected with the master of control phase line and zero curve on-off
Switch KM, it is characterised in that: be sequentially connected with multi output end certainly between the zero sequence current mutual inductor TA and load socket (1)
Coupling transformer (3) and selection switch (4), multi output end auto-transformer (3) are connect with phase line, zero curve, and the selection is opened
It closes (4) fixed contact to connect with load socket (1) source side phase line, selection switch (4) movable contact and multi output end self coupling become
One output end of depressor (3) connects, and the zero sequence current mutual inductor TA secondary coil output end has been sequentially connected with zero-sequence current letter
Number processor (5) and controller (6), the controller (6) are connected with for detecting load socket (1) source side phases line voltage
Socket voltage detector (7), the trip gear (8) for controlling main switch KM disconnection, the controller (6) are connected for showing
The socket voltage display (9) of socket voltage detector (7) detection voltage.
2. a kind of manual voltage regulation conversion socket with creepage protection function according to claim 1, it is characterised in that: described
When limited leakage resistance R is sequentially connected between zero sequence current mutual inductor TA source side and main switch KM1 in phase line, being used to detect manually
Triggering makes the manual detection switch SB of zero sequence current mutual inductor TA generation zero-sequence current.
3. a kind of manual voltage regulation conversion socket with creepage protection function according to claim 1, it is characterised in that: described
The output end of multi output end auto-transformer (3) is at least both ends.
4. a kind of manual voltage regulation conversion socket with creepage protection function according to claim 1, it is characterised in that: described
Controller (6) is provided with over-voltage and jumps disconnected voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920053328.8U CN209217352U (en) | 2019-01-14 | 2019-01-14 | Manual voltage-regulating conversion socket with leakage protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920053328.8U CN209217352U (en) | 2019-01-14 | 2019-01-14 | Manual voltage-regulating conversion socket with leakage protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217352U true CN209217352U (en) | 2019-08-06 |
Family
ID=67467138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920053328.8U Active CN209217352U (en) | 2019-01-14 | 2019-01-14 | Manual voltage-regulating conversion socket with leakage protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217352U (en) |
-
2019
- 2019-01-14 CN CN201920053328.8U patent/CN209217352U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220720 Address after: 528400 floor 1, No. 8 Card plant, No. 7 haotou commercial street, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: Zhongshan Zixu Technology Co.,Ltd. Address before: 528400 No. 5 Xihe East Road, West District, Zhongshan City, Guangdong Province Patentee before: Chen Jinyou |