CN208386129U - A kind of dedicated anticreeping switch of light current project - Google Patents
A kind of dedicated anticreeping switch of light current project Download PDFInfo
- Publication number
- CN208386129U CN208386129U CN201821070537.5U CN201821070537U CN208386129U CN 208386129 U CN208386129 U CN 208386129U CN 201821070537 U CN201821070537 U CN 201821070537U CN 208386129 U CN208386129 U CN 208386129U
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- switch
- unit
- main control
- insulating plate
- leakage
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Abstract
The utility model relates to leakage switch technical field, especially a kind of dedicated anticreeping switch of light current project；It includes heat conductive insulating plate, fixing bolt and leakage switch main body, the leakage switch main body includes including main control unit, leakage current sensing unit, trip unit and switch, the main control unit, leakage current sensing unit, trip unit, rechargeable battery and adapter pass through thermally conductive heat-conductive bonding agent and paste on heat conductive insulating plate, and heat conductive insulating plate quadrangle is equipped with fixing bolt；Entire earth leakage circuit-breaker is integrated on one block of heat conductive insulating plate, can be mounted on the mounting rack or side wall of light current cabinet by fixing bolt, as radiator structure, the heat convenient for generating earth leakage circuit-breaker distributes monolith heat conductive insulating plate.
Description
Technical field
The utility model relates to leakage switch technical field, especially a kind of dedicated anticreeping switch of light current project.
Background technique
Light current generally refers to DC circuit or audio, video line, network line, telephone line, DC voltage generally exist
Within 36V.The signal of phone, computer, television set in household electrical appliance inputs (catv line), stereo set (output end
Route) etc. household electrical appliance be light current electrical equipment.Forceful electric power and light current in concept, are usually easy difference, main region
It is not the difference of purposes, forceful electric power is used as a kind of power source, and light current is as a kind of signal electricity.But voltage is not to discriminate between by force
The standard of electricity and light current.
Since concept of many people for light current does not recognize clearly, it is believed that its voltage it is very low without ground connection without
Leakage switch is set, Frequent Accidents are caused.It is improved in the industry, such as Chinese patent discloses a kind of Intelligent leakage-current protection
It switchs (patent No. 201721095413.8), the leakage current sensing unit and trip unit are electrically connected micro process independently of each other
Device, the trip unit controlled actuation make switch conduction or disconnection.The leakage current sensing unit monitors alternating current-direct current simultaneously
Electric current, and to the real-time output AC/DC current monitor signal of the microprocessor.When the above-mentioned friendship of microprocessor acquisition is straight
It flows current monitor signal and abnormality is occurred according to preset ac and dc current monitoring signals threshold decision ac and dc current
When, the microprocessor output action instruction.The trip unit obtains above-mentioned action command, and according to above-mentioned action command
Disconnect the switch.
Such direct current is with the shortcomings that exchanging the Intelligent leakage switch that can be used: without mating house weak current box
Mounting structure, it usually needs it is fixed using screw, batten etc., causes its heat dissipation performance poor, it is possible to because of temperature
It spends high and judges by accident.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of dedicated leak electricity of light current with superior heat radiation function and opens
It closes.
The technical solution of the utility model are as follows:
A kind of dedicated anticreeping switch of light current project, it is characterised in that: it includes heat conductive insulating plate, fixing bolt and leakage
Electric switch main body, the leakage switch main body include including main control unit, leakage current sensing unit, trip unit and switch, institute
Main control unit is stated to be equipped with by data line connection leakage current sensing unit and trip unit, the trip unit with switch,
The power input of the main control unit is connected with rechargeable battery, and the power input of the rechargeable battery is connected with adapter；
The main control unit, leakage current sensing unit, trip unit, rechargeable battery and adapter pass through thermally conductive heat-conductive bonding agent and paste
On heat conductive insulating plate, heat conductive insulating plate quadrangle is equipped with fixing bolt.
Further, the main control unit is also connected with voltage sensor unit.
Further, the main control unit is also connected with current sensing unit, and current sensing unit is passed equipped with the first electric current
Sensor and the second current sensor.
Further, the main control unit is also connected with temperature sensing unit.
Further, the voltage sensor unit and temperature sensing unit pass through heat-conductive bonding agent and paste in heat conductive insulating
On plate.
The utility model has the following beneficial effects: entire earth leakage circuit-breaker is integrated on one block of heat conductive insulating plate, Ke Yitong
It crosses fixing bolt to be mounted on the mounting rack or side wall of light current cabinet, monolith heat conductive insulating plate is as radiator structure, convenient for that will leak
The heat that electric protective circuit breaker generates distributes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure, 1, heat conductive insulating plate；2, fixing bolt；3, main control unit；4, rechargeable battery；5, adapter；6, joining seam；7,
Trip unit；8, voltage sensor unit；9, it switchs；10, leakage current sensing unit；11, the first current sensor；12, the second electricity
Flow sensor；13, temperature sensing unit.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
Embodiment 1
As shown in Figure 1, a kind of dedicated anticreeping switch of light current project, it include heat conductive insulating plate 1, fixing bolt 2 and
Leakage switch main body, the leakage switch main body include including main control unit 3, leakage current sensing unit 10, trip unit 7 and opening
Close 9, the main control unit 3 by data line connection leakage current sensing unit 10 and trip unit 7, the trip unit 7 with open
It closes 9 to be equipped with, the power input of the main control unit 3 is connected with rechargeable battery 4, the power input of the rechargeable battery 4
End is connected with adapter 5；The main control unit 3, leakage current sensing unit 10, trip unit 7, rechargeable battery 4 and adapter 5 are equal
It is pasted on heat conductive insulating plate 1 by thermally conductive heat-conductive bonding agent, 1 four jiaos of the heat conductive insulating plate are equipped with fixing bolt 2.
The main control unit 3 is also connected with voltage sensor unit 8.
The main control unit 3 is also connected with current sensing unit, and current sensing unit is equipped with 11 He of the first current sensor
Second current sensor 12.
The main control unit 3 is also connected with temperature sensing unit 13.
The voltage sensor unit 8 and temperature sensing unit 13 are pasted on heat conductive insulating plate 1 by heat-conductive bonding agent.
In the present embodiment, the main control unit, leakage current sensing unit, trip unit, switch, voltage sensor unit,
One current sensor, the structure of the second current sensor and temperature sensing unit and the installation connection type between them can be found in
Chinese patent Intelligent leakage-current protective switch, the patent No. 201721095413.8.
Heat conductive insulating plate in the present embodiment is using high stability insulation heat-conducting substrate disclosed in Chinese patent, patent
Numbers 201310275151.3 high stability insulation heat-conducting substrates recorded.
Heat-conductive bonding agent in the present embodiment uses PAKCOOL board TC-107 heat-conductive bonding agent.
Adapter in the present embodiment is that 24 volt ACs turn DC adapter, is suitble to exchange light current to use, is equipped with firewire
Joining seam 6 and zero curve joining seam 6.
The application method of the present embodiment: distinguish after input terminal firewire and zero curve to be passed through to the induction coil of voltage sensor unit
Two input terminals of connection switch, the firewire joining seam are overlapped on input terminal firewire, and the zero curve joining seam is overlapped on input terminal
On zero curve, two output ends of switch are separately connected output end firewire and zero curve, and output end firewire and zero curve pass through electric leakage and spread
Feel the induction coil of unit, first current sensor is set on output end zero curve, and second current sensor is arranged
On output end firewire.
Embodiment 2
The adapter uses 36 volt DC input adapters, and suitable direct current light current uses, and is equipped with positive joining seam and bears
Pole joining seam.The other structures and embodiment 1 of the present embodiment are identical.
The application method of the present embodiment: distinguish after input anode and cathode to be passed through to the induction coil of voltage sensor unit
Two input terminals of connection switch, the anode joining seam are overlapped in input anode, and the cathode joining seam is overlapped on input terminal
On cathode, two output ends of switch are separately connected output head anode and cathode, and output head anode and cathode pass through electric leakage and spread
Feel the induction coil of unit, first current sensor is set on negative pole of output end, and second current sensor is arranged
On output head anode.
The description of the embodiments and the specification only illustrate the principle of the present utility model and most preferred embodiment, is not taking off
Under the premise of from the spirit and scope of the utility model, the utility model also has various changes and improvements, these changes and improvements
It falls within the scope of the claimed invention.
Claims (5)
1. a kind of dedicated anticreeping switch of light current project, it is characterised in that: it includes heat conductive insulating plate, fixing bolt and electric leakage
Switch main body, the leakage switch main body include include main control unit, leakage current sensing unit, trip unit and switch, it is described
Main control unit connects leakage current sensing unit by data line and trip unit, the trip unit are equipped with switch, institute
The power input for stating main control unit is connected with rechargeable battery, and the power input of the rechargeable battery is connected with adapter；Institute
It states main control unit, leakage current sensing unit, trip unit, rechargeable battery and adapter and passes through thermally conductive heat-conductive bonding agent and paste
On heat conductive insulating plate, heat conductive insulating plate quadrangle is equipped with fixing bolt.
2. a kind of dedicated anticreeping switch of light current project according to claim 1, it is characterised in that: the main control unit is also
It is connected with voltage sensor unit.
3. a kind of dedicated anticreeping switch of light current project according to claim 2, it is characterised in that: the main control unit is also
It is connected with current sensing unit, current sensing unit is equipped with the first current sensor and the second current sensor.
4. a kind of dedicated anticreeping switch of light current project according to claim 3, it is characterised in that: the main control unit is also
It is connected with temperature sensing unit.
5. a kind of dedicated anticreeping switch of light current project according to claim 4, it is characterised in that: the voltage sensor list
Member and temperature sensing unit pass through heat-conductive bonding agent and paste on heat conductive insulating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070537.5U CN208386129U (en) | 2018-07-06 | 2018-07-06 | A kind of dedicated anticreeping switch of light current project |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070537.5U CN208386129U (en) | 2018-07-06 | 2018-07-06 | A kind of dedicated anticreeping switch of light current project |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208386129U true CN208386129U (en) | 2019-01-15 |
Family
ID=64964109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821070537.5U Expired - Fee Related CN208386129U (en) | 2018-07-06 | 2018-07-06 | A kind of dedicated anticreeping switch of light current project |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208386129U (en) |
-
2018
- 2018-07-06 CN CN201821070537.5U patent/CN208386129U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190115 Termination date: 20190706 |