CN215868496U - Intelligent control display device for LED large screen - Google Patents
Intelligent control display device for LED large screen Download PDFInfo
- Publication number
- CN215868496U CN215868496U CN202121994677.3U CN202121994677U CN215868496U CN 215868496 U CN215868496 U CN 215868496U CN 202121994677 U CN202121994677 U CN 202121994677U CN 215868496 U CN215868496 U CN 215868496U
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- China
- Prior art keywords
- circuit
- recess
- display device
- large screen
- intelligent control
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- 210000002421 cell wall Anatomy 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 31
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000003111 delayed effect Effects 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000009713 electroplating Methods 0.000 abstract description 2
- 206010063385 Intellectualisation Diseases 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
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Abstract
The utility model discloses an intelligent control display device of an LED large screen, which relates to the technical field of displays and aims to solve the problem that an electroplating circuit in a connecting interface is corroded and damaged due to environmental problems, so that the display loses the external connection function, and the technical scheme has the key points that: including casing and a plurality of connection interface, seted up the recess on the casing, it is a plurality of connection interface sets up in the recess, just the recess internal rotation is connected with can dismantle the fender lid of being connected with its cell wall, works as when detecting connection interface connection joint in the recess, the fender lid keeps open state, otherwise closed. The display can shield the connecting interface, avoids the connecting interface from being damaged when exposed in the air for a long time, has higher intellectualization, and can finish additional artificial action results without increasing the labor intensity of people.
Description
Technical Field
The utility model relates to the technical field of displays, in particular to an intelligent control display device for an LED large screen.
Background
With the development of science and technology, displays have become a necessity in people's life, and the requirements of people on displays have been gradually increased, so that the current displays also have the function of connecting with electronic devices such as computer hosts, mobile phones and the like.
The existing display usually sets up connection interfaces such as USB behind its casing, and a plurality of connection interfaces all expose in the air, do not use for a long time, because environmental problem, the interior electroplating circuit of connection interface can take place to corrode and damage, so, the display has also lost external function, in case need maintain need spend great energy go on.
Therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the LED large-screen intelligent control display device which can shield a connection interface and avoid the connection interface from being damaged when exposed in the air for a long time.
The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a LED large screen intelligent control display device, includes casing and a plurality of connection interface, seted up the recess on the casing, it is a plurality of connection interface sets up in the recess, just the recess internal rotation is connected with can dismantle the fender lid of being connected rather than the cell wall, works as detect in the recess and connect interface connection joint, keep opening the state by the fender lid, otherwise closed.
Through adopting above-mentioned technical scheme, when people need use the connection interface on this display, people can open the fender lid to make it expose the connection interface in the recess, people can insert the joint of data line wherein to carry out the information interaction through manual mode, and when people need not use the connection interface, just can seal the recess through keeping off the lid, thereby make the connection interface in the recess can not expose, avoid it to receive environmental impact.
The utility model is further configured to: the casing is internally provided with a traction assembly connected with the blocking cover, the groove is internally provided with a detection circuit, the detection circuit is connected with a control circuit coupled with the traction assembly, the detection circuit outputs a detection signal when detecting the smoothness in the length direction of the groove, and the control circuit controls the traction assembly to pull the blocking cover to close the groove after receiving the detection signal.
The utility model is further configured to: and the control circuit receives the detection signal and controls the traction assembly to have a time difference.
Through adopting above-mentioned technical scheme, because there is the time difference between control circuit received the detected signal and the control subassembly of drawing to make also can not appear keeping off when not having the plug in the recess and cover the condition of standing the horse with recess confined, avoid unexpected emergence.
The utility model is further configured to: the traction assembly comprises a motor fixedly connected in the casing and a connecting strip fixedly connected with a rotating shaft of the motor, the connecting strip has flexibility and toughness, and the other end of the connecting strip is fixedly connected with the blocking cover.
Through adopting above-mentioned technical scheme, when drawing the subassembly and need dragging the fender lid and close, only need the motor start to drag the connecting strip through its axis of rotation, can make the connecting strip pull the expansion end that keeps off the lid for keep off the lid and revolve to can dismantle with recess inner wall and be connected.
The utility model is further configured to: the control circuit comprises a comparison circuit which is connected with the detection circuit and outputs a judgment signal after the detection signal is greater than a threshold value; the trigger circuit is connected with the comparison circuit and outputs a trigger signal after receiving the judgment signal; and the switch circuit is connected with the output end of the trigger circuit and controls the motor to be started in a delayed mode and closed in a delayed mode after receiving the trigger signal.
The utility model is further configured to: and a delay circuit is connected between the switch circuit and the motor.
By adopting the technical scheme, the delay circuit is arranged, so that the delay starting and the delay closing of the motor can be realized.
The utility model is further configured to: the detection circuit comprises an infrared generator and an infrared receiver, wherein the infrared generator and the infrared receiver are respectively and fixedly connected to the two ends of the groove in the length direction.
In conclusion, the utility model has the following beneficial effects:
when people need use the connection interface on this display, people can open the flap to make it expose the connection interface in the recess, people can insert the joint of data line wherein to carry out the information interaction through manual mode, and when people need not use connection interface, just can seal the recess through the flap, thereby make the connection interface in the recess can not expose, avoid it to receive environmental impact.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a block diagram of the present invention;
FIG. 5 is a wiring diagram of the detection circuit, the comparison circuit, the trigger circuit, the switch circuit and the delay circuit of the present invention;
fig. 6 is a wiring diagram of the delay circuit and the motor of the present invention.
In the figure: 1. a housing; 2. a blocking cover; 3. a groove; 4. connecting an interface; 5. a connecting strip; 6. an infrared generator; 7. a detection circuit; 8. a comparison circuit; 9. a trigger circuit; 10. a switching circuit; 11. a delay circuit; 12. an electric motor.
Detailed Description
The utility model is described in detail below with reference to the figures and examples.
Example (b):
the utility model provides a LED large screen intelligent control display device, as shown in fig. 1-3, including casing 1 and a plurality of connection interface 4, set up recess 3 on the casing 1, a plurality of connection interface 4 set up in recess 3, and recess 3 internal rotation is connected with can dismantle the fender lid 2 of being connected rather than the cell wall, be provided with the subassembly that pulls that is connected with fender lid 2 in the casing 1, be provided with detection circuitry 7 in the recess 3, detection circuitry 7 is connected with the control circuit who pulls the subassembly and is coupled, detection circuitry 7 outputs the detected signal when detecting that recess 3 length direction is unblocked, control circuitry receives and pulls the subassembly after the detected signal and pull fender lid 2 closed groove 3, and simultaneously, there is the time difference between the subassembly is pulled in detection signal and control to control circuit.
The traction assembly comprises a motor 12 fixedly connected in the machine shell 1 and a connecting strip 5 fixedly connected with a rotating shaft of the motor 12, the connecting strip 5 has flexibility and toughness, the other end of the connecting strip 5 is fixedly connected with the blocking cover 2, and the connecting strip 5 is made of nylon.
As shown in fig. 4, the control circuit includes a comparison circuit 8, a trigger circuit 9, a switch circuit 10, and a delay circuit 11, the comparison circuit 8 is connected to the detection circuit 7 and outputs a determination signal when the detection signal is greater than a threshold value, the trigger circuit 9 is connected to the comparison circuit 8 and outputs a trigger signal after receiving the determination signal, the switch circuit 10 is connected to an output end of the trigger circuit 9 and controls the motor 12 to be powered on after receiving the trigger signal, the delay circuit 11 is connected between the switch circuit 10 and the motor 12, and the delay circuit 11 includes a delay start circuit and a delay close circuit.
As shown in fig. 5, the comparison circuit 8 includes a voltage comparator IC1, the positive electrode of the voltage comparator IC1 is connected to the output terminal of the infrared receiver, the negative electrode of the voltage comparator IC1 is connected to a resistor R1 and then connected to the power supply, a resistor R2 is connected between the negative electrode of the voltage comparator IC1 and the resistor R1 and then connected to the ground, and the output terminal of the voltage comparator IC1 is connected to an inverter and then connected to the input terminal of the flip-flop circuit 9.
The trigger circuit 9 is a 555 time-base chip IC2, a 2 pin of a 555 time-base chip IC2 is connected with an output end of the inverter, a 1 pin of the 555 time-base chip IC2 is grounded, a 6 pin and a 7 pin of the 555 time-base chip IC2 are connected and then connected with a capacitor C1 and then grounded, a 5 pin of the 555 time-base chip IC2 is connected with a capacitor C2 and then grounded, a 7 pin, an 8 pin and a 4 pin of the 555 time-base chip IC2 are connected with electricity, and a 3 pin of the 555 time-base chip IC2 is connected with a resistor R3 and then connected with the switch circuit 10.
As shown in fig. 5 and 6, the switch circuit 10 is a triode switch VT1, the delay start circuit is a time relay Kt1, the delay close circuit is a time relay Kt2, a base of the triode switch VT1 is connected with a pin 3 of a 555 time-base chip IC2, a collector of the triode switch VT1 is connected with a time relay Kt1 and then powered, an emitter of the triode switch VT1 is connected with the time relay Kt2 and then grounded, the time relay Kt1 and the time relay Kt2 are respectively connected in parallel with a voltage regulator diode VD1 and a voltage regulator VD2, and the motor 12 is connected in series with a normally open relay switch first Kt1-1 and a normally closed relay switch second Kt2-1 and then powered.
When people need use this display to carry out some external electronic equipment, people can open fender lid 2 through manual mode, make fender lid 2 take place to rotate for casing 1, make recess 3 open completely then, people can insert the joint of data line on connecting interface 4 through manual mode to accomplish external work.
After the use of the display is finished, people can keep the state of no shielding object in the groove 3 without closing the blocking cover 2, after the use of the connecting interface 4 is finished, the infrared generator 6 in the detection circuit 7 can emit infrared rays to the infrared receiver, when the connector is plugged on the connection interface 4, the plug can block infrared rays, whereas, after the infrared receiver receives the infrared rays, which is capable of generating a detection signal to the comparison circuit 8, the comparison circuit 8 comparing the detection signal with a threshold value, after the detection signal is higher than the threshold level, the comparison circuit 8 outputs a comparison circuit 8 to the trigger circuit 9, the trigger circuit 9 triggers after receiving the comparison signal, and outputs a trigger signal to the base of the triode switch to energize the collector and emitter of the triode switch, thereby energizing both time relay Kt1 and time relay Kt 2.
The time relay Kt1 starts timing after being electrified, and after timing is finished, the normally open relay switch Kt1-1 can be controlled to be closed, so that the normally open relay switch Kt1-1, the motor 12 and the normally closed relay switch Kt2-1 are electrified, the time relay Kt2 starts timing after being electrified, and after timing is finished, the normally closed relay switch Kt2-1 is disconnected, so that the motor 12 stops running, and when the motor 12 runs, the motor can pull the blocking cover 2 through the connecting strip 5 through the rotating shaft of the motor, so that the blocking cover 2 can rotate and return to the groove 3 to be detachably connected with the groove 3, and therefore the connecting interface 4 can be sealed by the blocking cover 2 and cannot be exposed in the air.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (7)
1. The utility model provides a LED large screen intelligent control display device which characterized in that: including casing (1) and a plurality of connection interface (4), set up fluted (3) on casing (1), it is a plurality of connection interface (4) set up in recess (3), just recess (3) internal rotation is connected with can dismantle fender lid (2) of being connected rather than the cell wall, works as detect connection interface (4) attach fitting in recess (3), keep opening the state in fender lid (2), otherwise closed.
2. The intelligent control display device of the LED large screen according to claim 1, wherein: the improved motor is characterized in that a traction assembly connected with the blocking cover (2) is arranged in the shell (1), a detection circuit (7) is arranged in the groove (3), the detection circuit (7) is connected with a control circuit coupled with the traction assembly, the detection circuit (7) outputs a detection signal when detecting that the groove (3) is unblocked in the length direction, and the control circuit receives the detection signal and then controls the traction assembly to pull the blocking cover (2) to close the groove (3).
3. The intelligent control display device of the LED large screen according to claim 2, wherein: and the control circuit receives the detection signal and controls the traction assembly to have a time difference.
4. The intelligent control display device of the LED large screen according to claim 2, wherein: the traction assembly comprises a motor (12) fixedly connected in the casing (1) and a connecting strip (5) fixedly connected with a rotating shaft of the motor (12), the connecting strip (5) is flexible and tough, and the other end of the connecting strip (5) is fixedly connected with the blocking cover (2).
5. The intelligent control display device of the LED large screen according to claim 3, wherein: the control circuit comprises a comparison circuit (8) which is connected with the detection circuit (7) and outputs a judgment signal after the detection signal is greater than a threshold value; a trigger circuit (9) which is connected to the comparison circuit (8) and which outputs a trigger signal upon receiving the determination signal; and the switching circuit (10) is connected with the output end of the trigger circuit (9) and controls the motor (12) to be started in a delayed mode and closed in a delayed mode after receiving the trigger signal.
6. The intelligent control display device of the LED large screen according to claim 5, wherein: and a delay circuit (11) is connected between the switch circuit (10) and the motor (12).
7. The intelligent control display device of the LED large screen according to claim 2, wherein: detection circuitry (7) include infrared generator (6) and infrared receiver, infrared generator (6) and infrared receiver are fixed connection respectively at recess (3) length direction's both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121994677.3U CN215868496U (en) | 2021-08-23 | 2021-08-23 | Intelligent control display device for LED large screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121994677.3U CN215868496U (en) | 2021-08-23 | 2021-08-23 | Intelligent control display device for LED large screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215868496U true CN215868496U (en) | 2022-02-18 |
Family
ID=80241811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121994677.3U Expired - Fee Related CN215868496U (en) | 2021-08-23 | 2021-08-23 | Intelligent control display device for LED large screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215868496U (en) |
-
2021
- 2021-08-23 CN CN202121994677.3U patent/CN215868496U/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: 20220218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |