CN106412729A - Optical switch for communication network engineering - Google Patents
Optical switch for communication network engineering Download PDFInfo
- Publication number
- CN106412729A CN106412729A CN201610806766.8A CN201610806766A CN106412729A CN 106412729 A CN106412729 A CN 106412729A CN 201610806766 A CN201610806766 A CN 201610806766A CN 106412729 A CN106412729 A CN 106412729A
- Authority
- CN
- China
- Prior art keywords
- optical switch
- light emitting
- emitting diode
- integrated circuit
- communication network
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 49
- 238000004891 communication Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0003—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/035—Cooling of active equipments, e.g. air ducts
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention relates to an optical switch for communication network engineering. The optical switch comprises a main body, an operation panel arranged on a front face of the main body, a top plate arranged above the main body and two side plates vertically arranged on both sides of the main body separately, wherein a display screen, a plurality of network cable interfaces, a plurality of control keys and a plurality of indicator lamps are arranged on the operation panel, the optical switch for communication network engineering rotates via a driving wheel in a supporting and heat dissipating mechanism to drive a support pillar to move upward to open the top plate, so that hot air in the optical switch is dissipated, thereby reducing the temperature to achieve a heat dissipating effect and ensuring the internal parts and components to work in a proper temperature environment, moreover, in a state indication circuit, a control signal sent by a central control circuit is collected by an input end of an integrated circuit, and thereafter the brightness of each light emitting diode is controlled in a displacement control mode, thereby greatly reducing the production cost of equipment while guaranteeing the brightness of numerous light emitting diodes.
Description
Technical field
The present invention relates to a kind of optical switch for communication network engineering.
Background technology
Optical switch is the equipment of the data exchange that can enter traveling optical signal.Gradually send out to full optical platform with communication network
Exhibition, the optimization of network, route, protection and self-healing function just become more and more important in optical arena.Optical switch can be protected
The reliability of card network and the flexible signal route platform of offer.
But existing optical switch is in running, main body is run in the environment being in a relative closure, lacks
Corresponding heat sinking function, after longtime running, gradually rising with temperature, the heat of closing is difficult to scatter, and makes optical switch
Internal components and parts are in the working environment of high temperature, easily accelerate the aging of components and parts, so that the practicality of device is reduced, with
When, because the quantity of light emitting diode on optical switch is excessive, it is all to control it bright dark, so by integrated circuit in equipment
With regard to the excessive pin occupying integrated circuit, need to increase the pin number of integrated circuit, increased the cost of control circuit.
Content of the invention
The technical problem to be solved in the present invention is：In order to overcome the deficiencies in the prior art, one kind is provided to be used for communication network
The optical switch of engineering.
The technical solution adopted for the present invention to solve the technical problems is：A kind of light for communication network engineering exchanges
Machine, the guidance panel including main body, being arranged on main body front, the top board of the top being arranged on main body and two difference are vertically arranged
The side plate of main body both sides, described guidance panel is provided with display screen, some cable interfaces, some control buttons and some instructions
Lamp；
The inner side of described side plate is provided with support cooling mechanism, and described support cooling mechanism includes drive component and support group
Part, described drive component and support component are in transmission connection, and described drive component includes driving wheel and connecting rod, described driving wheel setting
In the inner side of side plate, described driving wheel is provided with eccentric shaft, and described driving wheel passes through eccentric shaft and rod hinge connection, described support group
Part includes sleeve pipe, slide block and vertically arranged fore-set, and described sleeve pipe is fixed on side plate, the shape of the vertical cross-section of described sleeve pipe
For U-shaped, described slide block is arranged in sleeve pipe, and described slide block is hinged with the other end of connecting rod, and the bottom of described fore-set is fixed on cunning
The top of block, the bottom of described fore-set is connected with top board；
It is provided with state indicator module in described main body, in described state indicator module, be provided with condition indication circuit, described shape
State indicating circuit include integrated circuit, the first electric capacity, the second electric capacity, first resistor, second resistance, 3rd resistor, the 4th resistance,
First light emitting diode, the second light emitting diode, the 3rd light emitting diode and the 4th light emitting diode, the type of described integrated circuit
Number be 74HC164, the power end external 5V DC voltage power supply of described integrated circuit, described integrated circuit earth terminal ground connection,
The first input end of described integrated circuit passes through the first capacity earth, and the second input of described integrated circuit passes through the second electric capacity
Ground connection, the first outfan of described integrated circuit is connected with the anode of the first light emitting diode by first resistor, described integrated
Second outfan of circuit is connected with the anode of the second light emitting diode by second resistance, the 3rd output of described integrated circuit
End is connected with the anode of the 3rd light emitting diode by 3rd resistor, and the 4th outfan of described integrated circuit passes through the 4th resistance
Be connected with the anode of the 4th light emitting diode, the negative electrode of described first light emitting diode, the negative electrode of the second light emitting diode, the 3rd
The negative electrode of the negative electrode of light emitting diode and the 4th light emitting diode is all grounded.
Preferably, in order to fix sliding trace on top board for the fore-set, corresponding with supporting cooling mechanism on described top board
Position at be provided with some grooves, the top of described fore-set is arranged in groove, and described groove is mated with fore-set.
Preferably, the carrying of optical switch for convenience, the outside of described side plate is additionally provided with handle.
Preferably, in order to improve heat-sinking capability further, described side plate is additionally provided with fan, described fan is arranged on and props up
The lower section of support cooling mechanism.
Preferably, in order to obtain the temperature of body interior thus controlling the operation supporting cooling mechanism, described top board
Also lower section is provided with temperature sensor.
Preferably, in order to reduce the frictional force producing when slide block moves, the outside of described slide block scribbles lubricating oil.
Preferably, in order to improve good man-machine display interface, described display screen is LCDs.
Preferably, in order to improve the capacity of resisting disturbance to temperature for the condition indication circuit, described first resistor, the second electricity
The temperature drift coefficient of resistance, 3rd resistor and the 4th resistance is 5%ppm.
The invention has the beneficial effects as follows, the optical switch that this is used for communication network engineering passes through to support the drive in cooling mechanism
Wheel rotation makes fore-set move up and raises top board, so that the hot-air within optical switch scatters, reduction temperature reaches scattered
Thermal effect, ensures that internal component works in suitable temperature environment, moreover, in condition indication circuit, by collection
The input becoming circuit is acquired to the control signal that central control circuit sends, and then passes through the mode of shift control, comes
Control the bright dark of each light emitting diode, thus while ensureing to control numerous light emitting diodes bright dark, greatly reducing and set
Standby production cost.
Brief description
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the optical switch for communication network engineering of the present invention；
Fig. 2 is the structural representation of the support cooling mechanism of the optical switch for communication network engineering of the present invention；
Fig. 3 is the structural representation of the top board of the optical switch for communication network engineering of the present invention；
Fig. 4 is the structural representation of the top board of the optical switch for communication network engineering of the present invention；
Fig. 5 is the electric current principle figure of the condition indication circuit of the optical switch for communication network engineering of the present invention；
In figure：1. top board, 2. guidance panel, 3. cable interface, 4. display screen, 5. control button, 6. display lamp, 7. side
Plate, 8. handle, 9. fan, 10. driving wheel, 11. eccentric shafts, 12. connecting rods, 13. sleeve pipes, 14. slide blocks, 15. fore-sets, 16. grooves,
17. temperature sensors, U1. integrated circuit, C1. first electric capacity, C2. second electric capacity, R1. first resistor, R2. second resistance, R3.
3rd resistor, R4. the 4th resistance, LED1. first light emitting diode, LED2. second light emitting diode, LED3. the 3rd luminous two
Pole pipe, LED4. the 4th light emitting diode.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only with
Illustration illustrates the basic structure of the present invention, and therefore it only shows the composition relevant with the present invention.
As Figure 1-Figure 5, a kind of optical switch for communication network engineering, including main body, is arranged on main body front
Guidance panel 2, the top board 1 of top being arranged on main body and the vertically arranged main body both sides of two difference side plate 7, described operation
Panel 2 is provided with display screen 4, some cable interfaces 3, some control buttons 5 and some display lamps 6；
The inner side of described side plate 7 is provided with support cooling mechanism, and described support cooling mechanism includes drive component and support group
Part, described drive component and support component are in transmission connection, and described drive component includes driving wheel 10 and connecting rod 12, described driving wheel
10 inner sides being arranged on side plate 7, described driving wheel 10 is provided with eccentric shaft 11, and described driving wheel 10 passes through eccentric shaft 11 and connecting rod
12 is hinged, and described support component includes sleeve pipe 13, slide block 14 and vertically arranged fore-set 15, and described sleeve pipe 13 is fixed on side plate 7
On, the vertical cross-section of described sleeve pipe 13 be shaped as U-shaped, described slide block 14 is arranged in sleeve pipe 13, described slide block 14 and connecting rod
12 other end is hinged, and the bottom of described fore-set 15 is fixed on the top of slide block 14, and the bottom of described fore-set 15 is with top board 1 even
Connect；
It is provided with state indicator module in described main body, in described state indicator module, be provided with condition indication circuit, described shape
State indicating circuit includes integrated circuit U1, the first electric capacity C1, the second electric capacity C2, first resistor R1, second resistance R2,3rd resistor
R3, the 4th resistance R4, the first LED 1, the second LED 2, the 3rd LED 3 and the 4th
LED 4, model 74HC164 of described integrated circuit U1, the power end external 5V direct current of described integrated circuit U1
Voltage source, the earth terminal ground connection of described integrated circuit U1, the first input end of described integrated circuit U1 passes through the first electric capacity C1
Ground connection, second input of described integrated circuit U1 passes through the second electric capacity C2 ground connection, first outfan of described integrated circuit U1
It is connected with the anode of the first LED 1 by first resistor R1, second outfan of described integrated circuit U1 passes through the
Two resistance R2 are connected with the anode of the second LED 2, and the 3rd outfan of described integrated circuit U1 passes through 3rd resistor
R3 is connected with the anode of the 3rd LED 3, and the 4th outfan of described integrated circuit U1 passes through the 4th resistance R4 and the
The anode of four LEDs 4 connects, the negative electrode of described first LED 1, the second LED 2
The negative electrode of negative electrode, the negative electrode of the 3rd LED 3 and the 4th LED 4 is all grounded.
Preferably, in order to fix sliding trace on top board 1 for the fore-set 15, with support cooling mechanism on described top board 1
It is provided with some grooves 16, the top of described fore-set 15 is arranged in groove 16, described groove 16 and fore-set 15 at corresponding position
Coupling.
Preferably, the carrying of optical switch for convenience, the outside of described side plate 7 is additionally provided with handle 8.
Preferably, in order to improve heat-sinking capability further, described side plate 7 is additionally provided with fan 9, described fan 9 is arranged
In the lower section supporting cooling mechanism.
Preferably, in order to obtain the temperature of body interior thus controlling the operation supporting cooling mechanism, described top board 1
Also lower section is provided with temperature sensor 17.
Preferably, in order to reduce the frictional force producing when slide block 14 moves, the outside of described slide block 14 scribbles lubricating oil.
Preferably, in order to improve good man-machine display interface, described display screen 4 is LCDs.
Preferably, in order to improve the capacity of resisting disturbance to temperature for the condition indication circuit, described first resistor R1, the second electricity
The temperature drift coefficient of resistance R2,3rd resistor R3 and the 4th resistance R4 is 5%ppm.
This optical switch in running, in order to reduce the cost in display lamp 6 indicating operating status for the optical switch,
Control the dispaly state of display lamp 6, in condition indication circuit, the type of integrated circuit U1 by the state indicator module in main body 1
Number be 74HC164, by the input of integrated circuit U1, the control signal that central control circuit sends is acquired, with after warp
Cross the mode of shift control, to control the bright dark of each light emitting diode, thus ensureing to control numerous light emitting diodes bright dark
While, greatly reduce the production cost of equipment.
With the continuous service of optical switch, the temperature in optical switch gradually rises, in order to ensure in optical switch
Various components and parts are operated in suitable environment, control the radiating work of optical switch by the cooling mechanism that supports on two side plates 7
Make.First optical switch internal temperature is detected by the temperature sensor 17 of top board 1 lower section, when temperature is higher, optical switch control
Driving wheel 10 processed rotates, and makes the eccentric shaft 12 on driving wheel 10 near sleeve pipe 13, by the hinged effect of connecting rod 12, so that sliding
Block 14 moves up, and drives the fore-set 15 at top to move up, so that top board 1 is raised, makes the hot-air within optical switch 1
Scatter, thus reducing optical switch internal temperature, reaching radiating effect, ensureing internal component work in suitable temperature environment
Make, after completing radiating, so that driving wheel 10 is rotated further, by the hinged effect of connecting rod 12, make slide block 14 and slide block 14 top
Fore-set 15 move down, make top board 1 complete the closing work of optical switch.The optical switch that this is used for communication network engineering leads to
Cross and support the driving wheel 10 in cooling mechanism to rotate to make fore-set 15 move up to raise top board 1, so that within optical switch
Hot-air scatters, and reduces temperature and reaches radiating effect, ensures that internal component works, thus improving in suitable temperature environment
The practicality of device.
Compared with prior art, the optical switch that this is used for communication network engineering passes through to support the driving wheel in cooling mechanism
10 rotations make fore-set 15 move up and raise top board 1, so that the hot-air within optical switch scatters, reduction temperature reaches scattered
Thermal effect, ensures that internal component works in suitable temperature environment, moreover, in condition indication circuit, by collection
The input becoming circuit U 1 is acquired to the control signal that central control circuit sends, and then passes through the mode of shift control,
To control the bright dark of each light emitting diode, thus while ensureing to control numerous light emitting diodes bright dark, greatly reducing
The production cost of equipment.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff is complete
Entirely various change and modification can be carried out in the range of without departing from this invention technological thought.The technology of this invention
The content that property scope is not limited in description it is necessary to determine its technical scope according to right.
Claims (8)
1. a kind of optical switch for communication network engineering is it is characterised in that including main body, being arranged on the operation in main body front
The side plate (7) of panel (2), the top board (1) of top being arranged on main body and the vertically arranged main body both sides of two difference, described operation
Panel (2) is provided with display screen (4), some cable interfaces (3), some control buttons (5) and some display lamps (6)；
The inner side of described side plate (7) is provided with support cooling mechanism, and described support cooling mechanism includes drive component and support component,
Described drive component and support component are in transmission connection, and described drive component includes driving wheel (10) and connecting rod (12), described driving
Wheel (10) is arranged on the inner side of side plate (7), and described driving wheel (10) is provided with eccentric shaft (11), and described driving wheel (10) is passed through partially
Heart axle (11) is hinged with connecting rod (12), and described support component includes sleeve pipe (13), slide block (14) and vertically arranged fore-set (15),
Described sleeve pipe (13) is fixed on side plate (7), the vertical cross-section of described sleeve pipe (13) be shaped as U-shaped, described slide block (14) sets
Put in sleeve pipe (13), described slide block (14) is hinged with the other end of connecting rod (12), the bottom of described fore-set (15) is fixed on cunning
The top of block (14), the bottom of described fore-set (15) is connected with top board (1)；
It is provided with state indicator module in described main body, in described state indicator module, is provided with condition indication circuit, described state refers to
Show circuit include integrated circuit (U1), the first electric capacity (C1), the second electric capacity (C2), first resistor (R1), second resistance (R2),
Three resistance (R3), the 4th resistance (R4), the first light emitting diode (LED1), the second light emitting diode (LED2), the 3rd luminous two
Pole pipe (LED3) and the 4th light emitting diode (LED4), model 74HC164 of described integrated circuit (U1), described integrated circuit
(U1) power end external 5V DC voltage power supply, the earth terminal ground connection of described integrated circuit (U1), described integrated circuit (U1)
First input end pass through the first electric capacity (C1) and be grounded, the second input of described integrated circuit (U1) passes through the second electric capacity (C2)
Ground connection, the first outfan of described integrated circuit (U1) passes through the anode of first resistor (R1) and the first light emitting diode (LED1)
Connect, the second outfan of described integrated circuit (U1) passes through the anode of second resistance (R2) and the second light emitting diode (LED2)
Connect, the 3rd outfan of described integrated circuit (U1) passes through the anode of 3rd resistor (R3) and the 3rd light emitting diode (LED3)
Connect, the 4th outfan of described integrated circuit (U1) passes through the anode of the 4th resistance (R4) and the 4th light emitting diode (LED4)
Connect, the negative electrode of described first light emitting diode (LED1), the negative electrode of the second light emitting diode (LED2), the 3rd light emitting diode
(LED3) negative electrode and the negative electrode of the 4th light emitting diode (LED4) are all grounded.
2. be used for as claimed in claim 1 the optical switch of communication network engineering it is characterised in that described top board (1) upper with
Support and at the corresponding position of cooling mechanism, be provided with some grooves (16), the top of described fore-set (15) is arranged in groove (16),
Described groove (16) is mated with fore-set (15).
3. be used for as claimed in claim 1 the optical switch of communication network engineering it is characterised in that described side plate (7) outer
Side is additionally provided with handle (8).
4. it is used for the optical switch of communication network engineering as claimed in claim 1 it is characterised in that described side plate (7) is upper also
It is provided with fan (9), described fan (9) is arranged on the lower section supporting cooling mechanism.
5. be used for as claimed in claim 1 the optical switch of communication network engineering it is characterised in that described top board (1) also
Lower section is provided with temperature sensor (17).
6. be used for as claimed in claim 1 the optical switch of communication network engineering it is characterised in that described slide block (14) outer
Side scribbles lubricating oil.
7. it is used for the optical switch of communication network engineering as claimed in claim 1 it is characterised in that described display screen (4) is
LCDs.
8. it is used for as claimed in claim 1 the optical switch of communication network engineering it is characterised in that described first resistor
(R1), the temperature drift coefficient of second resistance (R2), 3rd resistor (R3) and the 4th resistance (R4) is 5%ppm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610806766.8A CN106412729B (en) | 2016-09-06 | 2016-09-06 | A kind of optical switch for communication network engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610806766.8A CN106412729B (en) | 2016-09-06 | 2016-09-06 | A kind of optical switch for communication network engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106412729A true CN106412729A (en) | 2017-02-15 |
| CN106412729B CN106412729B (en) | 2019-08-09 |
Family
ID=57998620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610806766.8A Expired - Fee Related CN106412729B (en) | 2016-09-06 | 2016-09-06 | A kind of optical switch for communication network engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106412729B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948099A (en) * | 2017-11-16 | 2018-04-20 | 常州信息职业技术学院 | A kind of network switch to radiate |
| CN109088831A (en) * | 2018-08-23 | 2018-12-25 | 明光顺和自动化设备科技有限公司 | A kind of interchanger convenient for heat dissipation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100182748A1 (en) * | 2009-01-21 | 2010-07-22 | Huang Chia-Feng | Dust-proofing method for an electronic device, and the electronic device |
| CN202809348U (en) * | 2012-09-19 | 2013-03-20 | 曹忠泉 | Central sliding block assembly of cutting machine |
| CN203520284U (en) * | 2013-11-13 | 2014-04-02 | 李迪 | Radiation proof heat dissipating computer case |
| CN204390131U (en) * | 2014-12-17 | 2015-06-10 | 周良梁 | A kind of heat radiation type computer cabinet |
-
2016
- 2016-09-06 CN CN201610806766.8A patent/CN106412729B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100182748A1 (en) * | 2009-01-21 | 2010-07-22 | Huang Chia-Feng | Dust-proofing method for an electronic device, and the electronic device |
| CN202809348U (en) * | 2012-09-19 | 2013-03-20 | 曹忠泉 | Central sliding block assembly of cutting machine |
| CN203520284U (en) * | 2013-11-13 | 2014-04-02 | 李迪 | Radiation proof heat dissipating computer case |
| CN204390131U (en) * | 2014-12-17 | 2015-06-10 | 周良梁 | A kind of heat radiation type computer cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948099A (en) * | 2017-11-16 | 2018-04-20 | 常州信息职业技术学院 | A kind of network switch to radiate |
| CN109088831A (en) * | 2018-08-23 | 2018-12-25 | 明光顺和自动化设备科技有限公司 | A kind of interchanger convenient for heat dissipation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106412729B (en) | 2019-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103050094B (en) | Overvoltage protection method for backlight driving circuit in 2D/3D (two-dimensional/three-dimensional) mode and backlight driving circuit applying overvoltage protection method | |
| CN106412729A (en) | Optical switch for communication network engineering | |
| CN204119593U (en) | Realize the single channel BOOST constant-current drive circuit that two-way LED drives | |
| CN101656031B (en) | LED ground display device | |
| CN206134149U (en) | Selectivity heat energy -saving LED display screen that looses | |
| CN107290572A (en) | A kind of high intelligent electric meter of safety coefficient | |
| CN212112823U (en) | Economic management simulation teaching device | |
| CN208239316U (en) | A kind of liquid crystal display wear resistence detection device | |
| CN104157921B (en) | A kind of mobile energy storage device electric quantity display system | |
| CN209607329U (en) | A kind of energy-saving gantry type advices plate system | |
| CN207488666U (en) | It is a kind of that there is temperature automatically controlled liquid crystal display | |
| CN206682808U (en) | A kind of city tunnel automatic start-stop LED illumination lamp | |
| CN206863594U (en) | Temperature automatic measurement and control device | |
| CN205620646U (en) | Out -of --way light structures of medical display screen | |
| CN204741584U (en) | LED drive circuit that flow equalizes | |
| CN202677796U (en) | Backlight control circuit of liquid crystal television | |
| CN105021164B (en) | A kind of backlight Sopwith staff | |
| CN201569927U (en) | Automatic water temperature and water level measuring and controlling device for water tank | |
| CN220584569U (en) | Centralized controller for planting tent | |
| CN207037386U (en) | Medicine manufacturing monitoring system based on VR technologies | |
| CN208368127U (en) | A kind of multi-screen display | |
| CN203098338U (en) | Test equipment for PWM (pulse-width modulation) speed-adjusting fan assembly | |
| CN208110955U (en) | Large-scale automatic lifting LED screen of rolling display screen | |
| CN207439488U (en) | The turbine flowmeter that a kind of bicolor backlight is shown | |
| CN209930581U (en) | LED lamp capable of adjusting light and color temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190717 Address after: Room 708, 7/F, Building C, Dongshou Software Industrial Park, Yingbin Avenue, Shuyang County, Suqian City, Jiangsu Province, 223600 Applicant after: Jiangsu Jane Communication Information Technology Co.,Ltd. Address before: 510000 Guangdong city of Guangzhou province Liwan District Huadi Road No. 228, Guangzhou city Liwan District City auto parts market should be two 2001-2 number Applicant before: GUANGZHOU CHANXIN BIOTECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 |