CN203851217U - Automatic dustproof curtain of LCD TV screen - Google Patents
Automatic dustproof curtain of LCD TV screen Download PDFInfo
- Publication number
- CN203851217U CN203851217U CN201420201826.XU CN201420201826U CN203851217U CN 203851217 U CN203851217 U CN 203851217U CN 201420201826 U CN201420201826 U CN 201420201826U CN 203851217 U CN203851217 U CN 203851217U
- Authority
- CN
- China
- Prior art keywords
- motor
- support
- curtain
- curtain body
- lcd
- 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
Links
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- Curtains And Furnishings For Windows Or Doors (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model relates to the household field, and especially discloses an automatic dustproof curtain of an LCD TV screen. The automatic dustproof curtain comprises a support and a curtain body, and also comprises a USB device corresponding to a USB interface of an LCD TV, wherein a motor, a power supply for powering the motor and a control circuit are fixedly mounted on a working end of the support; the USB device is electrically connected with the control circuit; a fixing end of the support is equipped with a guide wheel; a conveying belt is disposed on a rotor of the motor and on the guide wheel; the control circuit comprises a relay and a control module which controls the motor to work through the relay; the support is sleeved by more than one pull ring; and one end of the curtain body is fixed with one end of the support while the other end of the curtain body is fixedly connected with the conveying belt through the pull rings. The automatic dustproof curtain is connected with the USB interface of the LCD TV, so positive and negative rotations of the motor are controlled by high and low level jump of USB signals during booting and standby of the LCD TV, and thus automatic opening and closing of the dustproof curtain is realized; and the curtain body is replaceable and thus can be changed into attractive ones, so as to bringing people excellent visual effects.
Description
Technical field
The utility model relates to household field, especially a kind of liquid crystal television screen automatic dustproof curtain.
Background technology
Along with the fast development of existing television set, people's rhythm of life ground is constantly accelerated, increasing people has no time to clean the dust of family, especially for liquid crystal display screen, for a long time adhering to of dust can have a strong impact on serviceability in a large number, and the covering of traditional tv cover needs the control of manpower and cover to lack aesthetic feeling, this has brought more negative effect for the people that in existing life, pressure is large.
Summary of the invention
The purpose of this utility model is exactly the deficiency in order to solve above-mentioned technology, and a kind of automatic dustproof curtain is provided, and the surface of curtain body can be set to the pattern with aesthetic effect on request.
A kind of liquid crystal television screen automatic dustproof curtain, comprise support and curtain body, it is characterized in that: also comprise the USB device corresponding with liquid crystal TV set USB interface, described support working end is installed with motor, to power supply and the control circuit of motor power supply, described USB device and control circuit are electrically connected, the stiff end of described support is provided with guide wheel, rotor and guide wheel are provided with conveyer belt, described control circuit comprises relay and control module, control module is by Control machine operation, on described support, be arranged with more than one draw ring, curtain body one end and support one end are fixed, the other end of curtain body is fixedly connected with conveyer belt by draw ring.
Further, on described support, be also provided with the Universal screw axle that is placed in liquid crystal display screen rear portion.
By connecting the USB interface of LCD TV, while turning on TV, electric current is sent to the control module on automatic dustproof curtain by the USB device being inserted on television set, control module receives signal and passes through Control machine operation, motor carries out main story, conveyer belt drives draw ring motion, draw ring drives the motion of curtain body, thereby when TV is opened, curtain body is also opened together, in the present embodiment in the time of television startup, television set USB port output 5V high level, make the actuating of relay of high level adhesive by switch a and switch c closure, motor forward is pulled open curtain body, after curtain body is fully withdrawn, 8 disconnect, motor loses power supply stall.
After closing television power supply, control module receives signal, control module is by Control machine operation, now motor power drive motors reversion, thus curtain body is reset under the effect of draw ring, TV is sheltered from, in the present embodiment in the time of TV shutdown or standby, television set USB port output 0V low level, makes the actuating of relay of low level adhesive by switch b and switch d closure, and motor reversal is closed curtain body.After curtain body is closed completely, 9 disconnect, the stall of motor dead electricity.
The beneficial effects of the utility model are: adopt device of the present utility model, by connecting the USB interface of LCD TV, make the rotating of the low and high level saltus step control motor of usb signal in the time of LCD TV start and standby, conveyer belt on rotor and draw ring drives curtain body to open and cuts out, realize automatic open and close, curtain body is to be arbitrarily replaced by the artistic curtain body of tool, gives the good visual effect of people.
Brief description of the drawings
Fig. 1 is simple schematic diagram of the present utility model;
Fig. 2 is circuit diagram of the present utility model;
Wherein, 1 is support, and 2 is curtain body, and 3 is control circuit, and 4 is conveyer belt, and 5 is guide wheel, and 6 is draw ring, and 71 is switch a, and 72 is switch b, and 73 is switch c, and 74 is switch d, and 8 is that travel switch 1,9 is travel switch 2.
embodiment
Below in conjunction with accompanying drawing and the preferred specific embodiment of the utility model, the utility model is done to set forth further: the first embodiment, a kind of liquid crystal television screen automatic dustproof curtain, comprise support 1 and curtain body 2, also comprise the USB device corresponding with liquid crystal TV set USB interface, described support 1 working end is installed with motor M, to power supply and the control circuit 3 of motor M power supply, described USB device and control circuit 3 are electrically connected, the stiff end of described support 1 is provided with guide wheel 5, rotor and guide wheel 5 are provided with conveyer belt 4, described control circuit 3 comprises relay and control module, control module 3 is worked by Control motor M, on described support 1, be arranged with more than one draw ring 6, curtain body 2 one end and support 1 one end are fixed, the other end of curtain body 2 is fixedly connected with conveyer belt 4 by draw ring 6.
When work, by connecting the USB interface of LCD TV, while turning on TV, electric current is sent to the control module on automatic dustproof curtain by the USB device being inserted on television set, control module receives signal and works by Control motor M, motor M is carried out main story, conveyer belt 4 motions drive draw ring 6 to move, draw ring 6 drives curtain body 2 to move, thereby when TV is opened, curtain body 2 is also opened together, in the present embodiment in the time of television startup, television set USB port output 5V high level, make the actuating of relay of high level adhesive by switch a and switch c closure, motor M forward is pulled open curtain body 2, after curtain body 2 is fully withdrawn, 8 disconnect, motor M loses power supply stall.
After closing television power supply, control module receives signal, control module is by Control machine operation, now motor power drive motors reversion, thus curtain body 2 is reset under the effect of draw ring 6, TV is sheltered from, in the present embodiment in the time of TV shutdown or standby, television set USB port output 0V low level, makes the actuating of relay of low level adhesive by switch b and switch d closure, and curtain body is closed in motor M reversion.After curtain body 2 is closed completely, 9 disconnect, the stall of motor M dead electricity.
The second embodiment, is to be provided with Universal screw axle on support with the first embodiment difference, can be placed in liquid crystal TV set rear portion, plays and is further rotated and fixation.
In the utility model, for the ease of understanding scheme, the support working end of indication refers to mounted motor position one side in accompanying drawing, and the support stiff end of indication refers to guide wheel installation site one side in accompanying drawing.
Claims (2)
1. a liquid crystal television screen automatic dustproof curtain, comprise support and curtain body, it is characterized in that: also comprise the USB device corresponding with liquid crystal TV set USB interface, described support working end is installed with motor, to power supply and the control circuit of motor power supply, described USB device and control circuit are electrically connected, the stiff end of described support is provided with guide wheel, rotor and guide wheel are provided with conveyer belt, described control circuit comprises relay and control module, control module is by Control machine operation, on described support, be arranged with more than one draw ring, curtain body one end and support one end are fixed, the other end of curtain body is fixedly connected with conveyer belt by draw ring.
2. automatic dustproof curtain according to claim 1, is characterized in that: on described support, be also provided with the Universal screw axle that is placed in liquid crystal display screen rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201826.XU CN203851217U (en) | 2014-04-24 | 2014-04-24 | Automatic dustproof curtain of LCD TV screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201826.XU CN203851217U (en) | 2014-04-24 | 2014-04-24 | Automatic dustproof curtain of LCD TV screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203851217U true CN203851217U (en) | 2014-09-24 |
Family
ID=51564182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420201826.XU Expired - Fee Related CN203851217U (en) | 2014-04-24 | 2014-04-24 | Automatic dustproof curtain of LCD TV screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203851217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811636A (en) * | 2015-03-18 | 2015-07-29 | 康佳集团股份有限公司 | External reflection type laser television and reflection mirror protective device thereof |
-
2014
- 2014-04-24 CN CN201420201826.XU patent/CN203851217U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811636A (en) * | 2015-03-18 | 2015-07-29 | 康佳集团股份有限公司 | External reflection type laser television and reflection mirror protective device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150424 |
|
| EXPY | Termination of patent right or utility model |