CN207038452U - High sensitive earth leakage protective device - Google Patents
High sensitive earth leakage protective device Download PDFInfo
- Publication number
- CN207038452U CN207038452U CN201720963479.8U CN201720963479U CN207038452U CN 207038452 U CN207038452 U CN 207038452U CN 201720963479 U CN201720963479 U CN 201720963479U CN 207038452 U CN207038452 U CN 207038452U
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- CN
- China
- Prior art keywords
- housing
- inwall
- opening
- wall
- screw
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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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Abstract
The utility model discloses high sensitive earth leakage protective device, including housing, the inwall of the housing is bonded with insulation water-proof layer, the bottom of housing both sides outer wall is fixed with line box by screw, and the side wall of housing offers string holes, the inwall of the string holes is socketed with sealing ring, the side outer wall that the housing is located at string holes offers opening, and opening inwall is provided with dehumidifier by screw, the housing, which is located in the side wall directly over dehumidifier, offers the first opening, and first opening inwall fan is fixed with by screw, the top outer wall of the housing offers the second opening.The utility model increases one layer of heat preservation waterproof layer by the inwall in whole housing; so that enclosure interior insulation and holding humidity; by adding fan and dehumidifier; so that whole enclosure interior can ensure the temperature and humidity of earth leakage protective device inner member normal work by fan and dehumidifier, so that earth leakage protective device remains high sensitive.
Description
Technical field
It the utility model is related to earth leakage protective device technical field, more particularly to high sensitive earth leakage protective device.
Background technology
Earth leakage protective device, abbreviation leakage switch, is called RCCB, is primarily used to when leak current fault occurs for equipment
And to there is the personal electrical shock protection of fatal risk, there is overload and short-circuit protection function, can be used to protection circuit or motor
Overload and short circuit, can also start under normal circumstances as the infrequently conversion of circuit and be used, electric leakage on the market now is protected
Shield property is substantially without radiating, the radiator without dehumidification function, too high or wet in temperature so as to may result in earth leakage protective device
Sensitivity will be reduced by spending in big environment, severe patient can directly contribute short circuit, certain potential safety hazard be present.
The content of the invention
The purpose of this utility model is to solve shortcoming present in prior art, and the high sensitivity electric leakage proposed is protected
Protect device.
To achieve these goals, the utility model employs following technical scheme：High sensitive earth leakage protective device, including
Housing, the inwall of the housing are bonded with insulation water-proof layer, and the bottom of housing both sides outer wall is fixed wired by screw
Box, and the side wall of housing offers string holes, the inwall of the string holes is socketed with sealing ring, and the housing is located at outside the side of string holes
Wall offers opening, and the inwall that is open is provided with dehumidifier by screw, and the housing is located in the side wall directly over dehumidifier
The first opening is offered, and the first opening inwall is fixed with fan by screw, the top outer wall of the housing offers second
Opening, and the second opening inwall is socketed with SR, the top outer wall of the housing offers the 3rd opening, and the 3rd opening
Inwall is fixed with switch knob by screw, and the top outer wall of the housing offers the 4th opening, and the 4th opening inner wall sleeve
It is connected to test switch, side inwall of the housing away from fan is fixed with controller by screw, in the bottom of the housing
Wall is fixed with temperature sensor by screw, and housing bottom outer wall be located at temperature sensor side be fixed with by screw it is wet
Spend sensor.
Preferably, the quantity of the string holes is two, and line box is come round by string holes and housing.
Preferably, the model DATA-7311 of the controller, and the model TR02026 of temperature sensor, humidity pass
The model CN32PT of sensor, controller are connected by signal wire with temperature sensor and humidity sensor.
Preferably, the fan and dehumidifier are respectively connected with switch, and switch connection on the controller.
Preferably, the quantity of the sealing ring is two, and the external diameter of sealing ring matches with string holes.
Preferably, the SR is cylindrical structural, and it is rectangular parallelepiped structure to test switch.
The beneficial effects of the utility model are：One layer of heat preservation waterproof layer is increased by the inwall in whole housing, so as to
To enable enclosure interior to be incubated and keep certain humidity, by adding fan and dehumidifier, so that whole shell
Internal portion can ensure the temperature and humidity of earth leakage protective device inner member normal work by fan and dehumidifier, so that leakage
Non-electricity protector remains high sensitive.
Brief description of the drawings
Fig. 1 be the utility model proposes high sensitive earth leakage protective device structural representation.
In figure：1 line box, 2 string holes, 3 sealing rings, 4 dehumidifiers, 5 fans, 6 insulation water-proof layers, 7 SRs, 8 housings, 9
Switch knob, 10 test switches, 11 controllers, 12 temperature sensors, 13 humidity sensors.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1, high sensitive earth leakage protective device, including housing 8, the inwall of the housing 8 are bonded with insulation water-proof layer
6, the bottom of the both sides outer wall of housing 8 is fixed with line box 1 by screw, and the side wall of housing 8 offers string holes 2, described
The inwall of string holes 2 is socketed with sealing ring 3, and the side outer wall that the housing 8 is located at string holes 2 offers opening, and the inwall that is open leads to
Cross screw and dehumidifier 4 is installed, the housing 8, which is located in the side wall directly over dehumidifier 4, offers the first opening, and first opens
Intraoral wall is fixed with fan 5 by screw, and the top outer wall of the housing 8 offers the second opening, and the second opening inner wall sleeve
SR 7 is connected to, the top outer wall of the housing 8 offers the 3rd opening, and the 3rd opening inwall is fixed with by screw
Switch knob 9, the top outer wall of the housing 8 offers the 4th opening, and the 4th opening inwall is socketed with test switch 10, institute
State side inwall of the housing 8 away from fan 5 and controller 11 is fixed with by screw, the bottom inwall of the housing 8 passes through screw
It is fixed with temperature sensor 12, and the bottom outer wall of housing 8 is located at the side of temperature sensor 12 and is fixed with humidity by screw and passes
Sensor 13.
In the utility model, the quantity of string holes 2 is two, and line box 1 is come round by string holes 2 and housing 8, controller 11
Model DATA-7311, and the model TR02026 of temperature sensor 12, the model CN32PT of humidity sensor 13, control
Device 11 is connected by signal wire with temperature sensor 12 and humidity sensor 13, and fan 5 and dehumidifier 4 are respectively connected with switch, and
Switch is connected on controller 11, and the quantity of sealing ring 3 is two, and the external diameter of sealing ring 3 matches with string holes, SR
7 be cylindrical structural, and it is rectangular parallelepiped structure to test switch 10.
Operation principle：House lead in is connected in line box 1 so that each electronic component in earth leakage protective device is powered, temperature
Sensor 12 monitors the temperature in housing 8 in real time, is switched when temperature exceedes to set timing controller 11 and open fan 5, starts to radiate
Cooling, humidity sensor 13 monitors the humidity in housing 8 in real time, and when humidity is excessive, controller 11 controls dehumidifier 4 to start work
Make, reduce humidity.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. high sensitive earth leakage protective device, including housing（8）, it is characterised in that the housing（8）Inwall to be bonded with insulation anti-
Water layer（6）, the housing（8）The bottom of both sides outer wall is fixed with line box by screw（1）, and housing（8）Side wall open up
There is string holes（2）, the string holes（2）Inwall be socketed with sealing ring（3）, the housing（8）Positioned at string holes（2）Side outer wall open
Provided with opening, and the inwall that is open is provided with dehumidifier by screw（4）, the housing（8）Positioned at dehumidifier（4）The side of surface
The first opening is offered on wall, and the first opening inwall is fixed with fan by screw（5）, the housing（8）Top outer wall
The second opening is offered, and the second opening inwall is socketed with SR（7）, the housing（8）Top outer wall offer
Three openings, and the 3rd opening inwall is fixed with switch knob by screw（9）, the housing（8）Top outer wall offer
Four openings, and the 4th opening inwall is socketed with test switch（10）, the housing（8）Away from fan（5）Side inwall pass through
Screw is fixed with controller（11）, the housing（8）Bottom inwall temperature sensor is fixed with by screw（12）, and housing
（8）Bottom outer wall is located at temperature sensor（12）Side humidity sensor is fixed with by screw（13）.
2. high sensitive earth leakage protective device according to claim 1, it is characterised in that the string holes（2）Quantity be two
It is individual, and line box（1）Pass through string holes（2）With housing（8）Come round.
3. high sensitive earth leakage protective device according to claim 1, it is characterised in that the controller（11）Model
DATA-7311, and temperature sensor（12）Model TR02026, humidity sensor（13）Model CN32PT, controller
（11）Pass through signal wire and temperature sensor（12）And humidity sensor（13）Connection.
4. high sensitive earth leakage protective device according to claim 1, it is characterised in that the fan（5）And dehumidifier（4）
Switch is respectively connected with, and switch is connected to controller（11）On.
5. high sensitive earth leakage protective device according to claim 1, it is characterised in that the sealing ring（3）Quantity be
Two, and sealing ring（3）External diameter match with string holes.
6. high sensitive earth leakage protective device according to claim 1, it is characterised in that the SR（7）For cylinder
Shape structure, and test switch（10）For rectangular parallelepiped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720963479.8U CN207038452U (en) | 2017-08-03 | 2017-08-03 | High sensitive earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720963479.8U CN207038452U (en) | 2017-08-03 | 2017-08-03 | High sensitive earth leakage protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207038452U true CN207038452U (en) | 2018-02-23 |
Family
ID=61473835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720963479.8U Expired - Fee Related CN207038452U (en) | 2017-08-03 | 2017-08-03 | High sensitive earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207038452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459081A (en) * | 2018-08-24 | 2019-03-12 | 山西汾西电子科技股份有限公司 | A kind of dehumidifying intelligent environment tester of seal case |
-
2017
- 2017-08-03 CN CN201720963479.8U patent/CN207038452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459081A (en) * | 2018-08-24 | 2019-03-12 | 山西汾西电子科技股份有限公司 | A kind of dehumidifying intelligent environment tester of seal case |
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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: 20180223 Termination date: 20180803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |