CN208508503U - A kind of arc light protective device - Google Patents
A kind of arc light protective device Download PDFInfo
- Publication number
- CN208508503U CN208508503U CN201821269512.8U CN201821269512U CN208508503U CN 208508503 U CN208508503 U CN 208508503U CN 201821269512 U CN201821269512 U CN 201821269512U CN 208508503 U CN208508503 U CN 208508503U
- Authority
- CN
- China
- Prior art keywords
- inner casing
- shell
- protective device
- liquid crystal
- circuit board
- Prior art date
- 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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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The utility model belongs to electric circuit protection equipment field, and in particular to a kind of arc light protective device.Including shell, inner casing, inner casing inside bottom is equipped with circuit board, circuit board is equipped with current sensor and arc photosensor, circuit board is connected with relay close to arc photosensor one end, and relay connects to power supply, and transmitting device is equipped at the top of inner casing, transmitting device is connect with control assembly, control assembly is connect with processor, and air cushion is equipped between inner casing and shell, and damp-proof layer is equipped between air cushion and inner casing.This arc light protective device provides the protection of anticollision to liquid crystal display and arclight device noumenon, reduces in the reduction using the damage with liquid crystal display in transportational process and the device accuracy as caused by hitting.
Description
Technical field
The utility model belongs to electric circuit protection equipment field, and in particular to a kind of arc light protective device.
Background technique
Arclight is the short circuit by ionized gas (air) between electrical body and ground or between electrical body.High-energy
Arclight failure show as electrically exploding.They release a large amount of energy, show as radiation, heat, strong light and high pressure wave
Form, arc light protection system are made of master unit, current unit, sensor unit, arc photosensor and connecting cable, open
It closes and failure occurred at intervals inside equipment and the pressure and temperature that will cause in switchgear of the arclight that generates increases sharply, if not
Excision in time, it would be possible to cause the breaking-up of equipment and the injures and deaths of personnel.
Whether people are often monitored with arc light protective device at present generates arclight in electricity system, existing arclight
Protective device mostly uses greatly liquid crystal display, in use process and transportational process, is easy to be hit, liquid crystal display is easy
It is damaged, after arc light protective device is hit, certain influence can also be generated on the accuracy of device.
Utility model content
The purpose of the utility model is to provide a kind of arc light protective devices, to liquid crystal display and arclight device noumenon
The protection of anticollision is provided, is reduced using the damage with liquid crystal display in transportational process and the dress as caused by hitting
Set the reduction of accuracy.
In order to achieve the goal above, the technical solution adopted in the utility model are as follows: a kind of arc light protective device, including it is outer
Shell, inner casing, the inner casing inside bottom are equipped with circuit board, and the circuit board is equipped with current sensor and arc light sensor
Device, the circuit board are connected with relay close to arc photosensor one end, and the relay connects to power supply, the inner casing
Top is equipped with transmitting device, and the transmitting device is connect with control assembly, and the control assembly is connect with processor, described
Inner casing and shell between be equipped with air cushion, between the air cushion and inner casing be equipped with damp-proof layer.
Further, the inner casing outer wall is equipped with liquid crystal display, indicator light, and the shell is located at display screen institute
It is set to transparent shield in place, the shield two sides are equipped with cleaning slideway, and the cleaning slideway is equipped with sliding block, described
Sliding block be equipped with U-shaped frame, the U-shaped frame is across on the shield, and the U-shaped frame is close to the side of shield
Equipped with cleaning brush, the shield lower part is equipped with buckle.
Further, the control assembly includes control panel, and the control panel is equipped with control button.
Further, the shell is located at display screen or less position part two sides and is equipped with mobile slideway, and described is outer
It is removable slide plate that shell, which is located at display screen or less position part, and the removable slide plate can be pushed down on along the slideway that moves
Out, the mobile slide bottom be equipped with limited block, the removable slide plate upper end be equipped with for the display screen phase
The clamping lock of adaptation.
Further, the shell be equipped with interface connect with electrical equipment, the inner casing equipped with on shell
The corresponding entrance of interface, the interface is connected by the entrance through conducting wire with the circuit board.
The utility model has the technical effect that this arc light protective device, using the structure of inner casing and shell and interior
Air cushion among shell generates buffer function when being hit, while the presence of shell also provides guarantor to liquid crystal display
Shield reduces in the reduction using the damage with liquid crystal display in transportational process and the device accuracy as caused by hitting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the structural schematic diagram of U-shaped frame.
Appended drawing reference:
10- shell；11- shield；12- moves slideway；13- moves slide plate；14- limited block；15- clamping lock；16- connects
Mouthful；20- inner casing；21- liquid crystal display；22- indicator light；23- entrance；30- circuit board；31- current sensor；32- arc light passes
Sensor；33- relay；34- power supply；40- transmitting device；50- control assembly；51- control panel；52- control button；At 60-
Manage device；70- air cushion；80- damp-proof layer；90- cleans slideway；91- sliding block；92-U shape frame；93- cleaning brush；94- buckle.
Specific embodiment
Referring to attached drawing 1, a kind of arc light protective device, including shell 10, inner casing 20,20 inside bottom of inner casing are set
There is circuit board 30, the circuit board 30 is equipped with current sensor 31 and arc photosensor 32, and the circuit board 30 is close
32 one end of arc photosensor is connected with relay 33, and the relay 33 is connect with power supply 34, is equipped at the top of the inner casing 20
Transmitting device 40, the transmitting device 40 are connect with control assembly 50, and the control assembly 50 is connect with processor 60, institute
It is equipped with air cushion 70 between the inner casing 20 stated and shell 10, damp-proof layer 80 is equipped between the air cushion 70 and inner casing 20.Electric current passes
Sensor 31 and arc photosensor 32 monitor the electric arc optical signal in electrical equipment, receive after signal by being transferred to relay
33,33 control switch of relay carries out tripping open circuit, realizes electric arc protection, the air cushion 70 between inner casing 20 and shell 10 is in electricity
Have buffer function when arc light protecting device is hit, avoid in inner casing 20 electronic component by hit influence after it is accurate to detecting
Property have an impact, the damp-proof layer 80 between air cushion 70 and inner casing 70 can prevent arc light protective device from making moist, and avoid electronics first
The service life of electronic component is influenced after part dampness and uses accuracy.
Preferably, referring to attached drawing 2, attached drawing 3,20 outer wall of inner casing is equipped with liquid crystal display 21, indicator light 22, institute
It is transparent shield 11 that the shell 10 stated, which is located at 21 position of liquid crystal display, and 11 two sides of shield are equipped with cleaning
Slideway 90, the cleaning slideway 90 are equipped with sliding block 91, and the sliding block 91 is equipped with U-shaped frame 92, and the U-shaped frame 92 is horizontal
Across on the shield 11, the U-shaped frame 92 is equipped with cleaning brush 93, the shield close to the side of shield 11
11 lower parts are equipped with buckle 94.Shield can provide protection to liquid crystal display, damaged after avoiding liquid crystal display from being hit,
Cleaning brush in U-shaped frame can clean shield, clean slideway and sliding block matches and allows U-shaped frame to move back
It is dynamic, it is more comprehensive to the cleaning of shield.
Preferably, the control assembly 50 includes control panel 51, and the control panel 51 is equipped with control button
52。
Preferably, the shell 10 is located at 21 or less position part two sides of liquid crystal display and is equipped with mobile slideway 12,
It is removable slide plate 13 that the shell 10, which is located at 21 or less position part of liquid crystal display, and the removable slide plate 13 can edge
The mobile slideway 12 is released downwards, and 12 bottom of mobile slideway is equipped with limited block 14, the removable slide plate 13
Upper end is equipped with for clamping lock 15 compatible with the buckle 94 on the liquid crystal display 21.Removable slide plate 13 can need
It can be removed when operation to control button 52, can protect control when not needing and operating to control button 52
Button 52 and control panel 51 processed.
Preferably, the shell 10 be equipped with interface 16 connect with electrical equipment, the inner casing 20 equipped with it is outer
The corresponding entrance 23 of interface 16 on shell 10, the interface 16 and the circuit board 30 are by the entrance 23 through leading
Line is connected.
Claims (5)
1. a kind of arc light protective device, including shell (10), inner casing (20), it is characterised in that: on the inside of the inner casing (20)
Bottom is equipped with circuit board (30), and the circuit board (30) is equipped with current sensor (31) and arc photosensor (32), described
Circuit board (30) be connected with relay (33) close to arc photosensor (32) one end, the relay (33) and power supply (34) are even
It connects, is equipped with transmitting device (40) at the top of the inner casing (20), the transmitting device (40) is connect with control assembly (50), institute
The control assembly (50) stated is connect with processor (60), is equipped with air cushion (70) between the inner casing (20) and shell (10), institute
Damp-proof layer (80) are equipped between the air cushion (70) stated and inner casing (20).
2. arc light protective device according to claim 1, it is characterised in that: inner casing (20) outer wall is equipped with liquid crystal
Display screen (21), indicator light (22), it is transparent shield that the shell (10), which is located at liquid crystal display (21) position,
(11), the shield (11) two sides are equipped with cleaning slideway (90), and the cleaning slideway (90) is equipped with sliding block (91), institute
The sliding block (91) stated is equipped with U-shaped frame (92), and the U-shaped frame (92) is across on the shield (11), the U-shaped
Frame (92) is equipped with cleaning brush (93) close to the side of shield (11), and the shield (11) lower part is equipped with buckle (94).
3. arc light protective device according to claim 1, it is characterised in that: the control assembly (50) includes control plane
Plate (51), the control panel (51) are equipped with control button (52).
4. arc light protective device according to claim 2, it is characterised in that: the shell (10) is located at liquid crystal display
(21) following position part two sides are equipped with mobile slideway (12), and the shell (10) is located at display screen or less position part and is
Removable slide plate (13), the removable slide plate (13) can be released downwards along the slideway (12) that moves, the movement
Slideway (12) bottom be equipped with limited block (14), removable slide plate (13) upper end be equipped with for the liquid crystal display
(21) the compatible clamping lock (15) of buckle (94) on.
5. arc light protective device according to claim 1, it is characterised in that: the shell (10) is equipped with interface (16)
It is connect with electrical equipment, the inner casing (20) is equipped with entrance (23) corresponding with interface (16) on shell (10), institute
The interface (16) stated is connected by the entrance (23) through conducting wire with the circuit board (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269512.8U CN208508503U (en) | 2018-08-08 | 2018-08-08 | A kind of arc light protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269512.8U CN208508503U (en) | 2018-08-08 | 2018-08-08 | A kind of arc light protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508503U true CN208508503U (en) | 2019-02-15 |
Family
ID=65300464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821269512.8U Expired - Fee Related CN208508503U (en) | 2018-08-08 | 2018-08-08 | A kind of arc light protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508503U (en) |
-
2018
- 2018-08-08 CN CN201821269512.8U patent/CN208508503U/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: 20190215 Termination date: 20200808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |