CN214707912U - Television set-top box - Google Patents
Television set-top box Download PDFInfo
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- CN214707912U CN214707912U CN202121188848.3U CN202121188848U CN214707912U CN 214707912 U CN214707912 U CN 214707912U CN 202121188848 U CN202121188848 U CN 202121188848U CN 214707912 U CN214707912 U CN 214707912U
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- top box
- signal
- handle
- coupled
- pressure detection
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Abstract
The application relates to a television set top box, relates to the technical field of electronic equipment, and comprises a set top box body, the set top box body is connected with a handle in the rotation of the upper end face of the set top box body, one end of the handle close to the rotating joint is provided with a pressure detection device which is used for detecting the pressure condition when an outsider lifts the handle and outputting a pressure detection signal. According to the method and the device, when the user moves the set top box for a long time, the set top box can be actively closed, and the loss of the power supply in the set top box is avoided.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to a television set top box.
Background
The functions that the existing set top box can realize are more and more, besides the television function, some set top boxes can realize the remote control function of each device in the house, some set top boxes can realize the POS terminal function, and the like.
The existing set top box with the emergency broadcasting and pushing functions can store a power supply, in the using process of the set top box, the actual requirements of users also need to be moved, the existing set top box can be used for holding a handle by the users in the moving process, but the users often forget to turn off the set top box when moving the set top box through the handle, so that the waste of the power supply in the set top box is caused, and the improved space is also provided.
SUMMERY OF THE UTILITY MODEL
The application aims to provide the television set top box, when a user moves the set top box for a long time, the user can actively close the set top box, and the loss of a power supply in the set top box is avoided.
The above application purpose of the present application is achieved by the following technical solutions:
a television set-top box comprises a set-top box body, wherein a handle is rotatably connected to the upper end face of the set-top box body, and a pressure detection device for detecting the pressure condition when an outsider lifts the handle and outputting a pressure detection signal is arranged at one end, close to the rotary connection position, of the handle;
the set-top box also comprises a comparison device which is coupled with the pressure detection device to receive the pressure detection signal and output a comparison signal, and a first control device which is coupled with the comparison device to receive the comparison signal and output a first control signal;
the set-top box further comprises an infrared transmitting device, an infrared detecting device, a second control device and a time delay cut-off device, wherein the infrared transmitting device is coupled with the first control device and used for receiving the first control signal and outputting an infrared transmitting signal, the infrared detecting device is coupled with the infrared transmitting device and used for receiving the infrared transmitting signal and outputting an infrared detecting signal, the second control device is coupled with the infrared detecting device and used for receiving the infrared detecting signal and outputting a second control signal, and the time delay cut-off device is coupled with the second control device and used for cutting off the power supply of the set-top box in a time delay mode in response to the second control signal.
By adopting the technical scheme, whether a user holds the set top box or not is effectively analyzed through the setting of the pressure detection device, the comparison device and the first control device, whether the user holds the set top box or not is further judged and determined through the infrared emission device under the condition that the user really holds the set top box, the infrared detection device is arranged, the second control device further judges and determines whether the user holds the set top box or not, the time delay cut-off device is arranged, the situation that the user only carries out simple short-distance movement is considered, once the long-distance movement is involved, the power supply of the set top box can be cut off in time in a certain time due to the setting of the time delay cut-off device, and the situation that the user can not use the set top box in a short time is avoided, and energy can be saved.
The application is further configured to: the set-top box also comprises a prompting device which is coupled with the second control device and used for receiving the second control signal, responding to the second control signal and controlled by the time delay cut-off device.
By adopting the technical scheme, the set-top box can remind the user in time through the setting of the prompting device, and the user is informed that the power supply of the set-top box is about to be turned off.
The application is further configured to: the set-top box also comprises a signal amplifying device which is arranged between the pressure detection device and the comparison device and is used for amplifying the pressure detection signal.
Through adopting above-mentioned technical scheme, can effectively amplify pressure measurement signal through signal amplification device's setting to avoid because the normal signal transmission that pressure measurement signal is comparatively weak can't be accomplished.
The application is further configured to: the prompting device is a voice prompting circuit which is coupled to the second control device and used for receiving the second control signal and responding to the second control signal to realize voice prompting.
By adopting the technical scheme, timely voice prompt can be performed as required through the setting of the voice prompt circuit.
The application is further configured to: the sound prompt circuit is a loudspeaker.
By adopting the technical scheme, the cost can be reduced on the premise of ensuring positive sound production because the sound prompt circuit is the loudspeaker.
The application is further configured to: the handle is hinged to the set top box body, and a placing groove for placing the handle is formed in the upper end face of the set top box body.
Through adopting above-mentioned technical scheme, effectively made things convenient for the user of service in can placing the handle into when needs through setting up of standing groove.
The application is further configured to: the set-top box also comprises a pulling groove which is arranged on the upper end surface of the set-top box body and communicated with the placing groove.
Through adopting above-mentioned technical scheme, set up through wrenching the groove and made things convenient for the user of service can initiatively wrench the handle and use the handle at the in-process that uses.
The application is further configured to: the handle is provided with anti-skid grains.
Through adopting above-mentioned technical scheme, the condition that appears skidding when effectively avoiding gripping the handle takes place in the setting of antiskid line.
To sum up, the beneficial technical effect of this application does: when a user moves the set top box for a long time, the set top box can be actively closed, and the loss of a power supply in the set top box is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a television set-top box in the application.
Fig. 2 is a circuit diagram of the pressure detection device, the signal amplification device, the comparison device, and the first control device.
Fig. 3 is a circuit connection diagram of the infrared emitting device, the infrared detecting device, the second control device and the time delay cut-off device.
Fig. 4 is a circuit diagram of the presentation apparatus.
In the figure, 1, a set-top box body; 2. a handle; 3. a pressure detection device; 4. a comparison device; 5. a first control device; 6. an infrared emitting device; 7. an infrared detection device; 8. a second control device; 9. a time-delay cut-off device; 10. a prompting device; 11. a signal amplification device; 12. a placement groove; 13. pulling the groove; 14. and (4) anti-skid lines.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1, a television set-top box disclosed in the present application includes a set-top box body 1, and a handle 2 is rotatably connected to an upper end surface of the set-top box body 1.
Further consider that handle 2 can be hidden when not needing to use handle 2, handle 2 articulates in STB body 1, and STB body 1 sets up the standing groove 12 that supplies handle 2 to place into in its up end.
And considering the slipping condition of the user in the using process, the handle 2 is provided with the anti-slip lines 14.
As shown in fig. 2, further considering that a user can turn off the set-top box in time on the premise that the user does not need to use the set-top box when moving the set-top box by holding the handle 2, a pressure detection device 3 for detecting a pressure condition when the handle 2 is lifted by a layman and outputting a pressure detection signal is disposed at one end of the handle 2 close to the rotating connection, the set-top box further includes a comparison device 4 coupled to the pressure detection device 3 for receiving the pressure detection signal and outputting a comparison signal, and a first control device 5 coupled to the comparison device 4 for receiving the comparison signal and outputting a first control signal.
The set-top box further comprises an infrared emitting device 6 coupled to the first control device 5 for receiving the first control signal and outputting an infrared emitting signal, an infrared detecting device 7 coupled to the infrared emitting device 6 for receiving the infrared emitting signal and outputting an infrared detecting signal, a second control device 8 coupled to the infrared detecting device 7 for receiving the infrared detecting signal and outputting a second control signal, and a time-delay cut-off device 9 coupled to the second control device 8 for the second control signal and responding to the second control signal to cut off the power supply of the set-top box in a time-delay manner.
The pressure detection device 3 is a pressure sensor having one end connected to the power source VCC and the other end grounded, and the model of the pressure sensor is PT 124B.
Considering that the pressure detection signal is affected by external factors during transmission and cannot be normally transmitted, the set-top box further comprises a signal amplifying device 11 arranged between the pressure detection device 3 and the comparison device 4 and used for amplifying the pressure detection signal.
The signal amplification device 11 includes a resistor R2 having one end connected to the pressure sensor, a voltage amplifier a1 having a non-inverting input end connected to the resistor R2, a slide rheostat RP1 connected to an inverting input end of the voltage amplifier a1, and a resistor R3 having one end connected to ground and the other end connected to the slide rheostat, wherein the model of the voltage amplifier is AD 620.
The comparator 4 includes a resistor R4 having one end connected to the power source VCC, a sliding resistor RP2 having one end connected to the other end of the resistor R4 and the other end grounded, and a voltage comparator a2 having a positive input end connected to the output end of the voltage comparator a1 and a negative input end connected to the resistor R4 and the sliding resistor RP2, wherein the voltage comparator a2 is of the type LM 393.
The first control device 5 comprises a triode Q4 with a base connected with a voltage comparator A2, and a relay KM1 with one end connected with an emitter of the triode Q4, wherein the model of the relay KM1 is HH 52P.
As shown in fig. 3, the infrared emitting device 6 includes a light emitting diode D1 with its cathode grounded, a resistor R1 with one end connected to a power supply and the other end connected to the anode of the light emitting diode D1, and the infrared detecting device 7 is an infrared receiving transistor Q1 with its emitter grounded, and the infrared receiving transistor Q1 is SGPT505 5053C.
The second control device 8 includes a transistor Q2 with a base connected to a collector of the infrared receiving transistor Q1, a resistor R2 connected to one end of the transistor Q2 and the other end grounded, a transistor Q3 with a base connected to the transistor Q2 and the resistor R2, a resistor R3 with one end connected to an emitter of the transistor Q3 and the other end grounded, a resistor R4 with one end connected to a collector of the transistor Q3, and a transistor Q5 with a base connected to the resistor R4 and the transistor Q3 and the base grounded, wherein the transistors Q2 and Q3 are NPN type and are both S9014, and the transistor Q5 is PNP type and is S8015. When the transistor Q5 is turned on, the collector of the transistor Q5 issues a second control signal.
The time delay cut-off device 9 is a time relay KT1, the time relay KT1 comprises a time delay power-off unit KT1-1 and a time delay power-on unit KT1-2, the time delay power-off unit KT1-1 is powered off after being powered on for a preset time, and the time delay power-on unit KT1-2 is powered on after being powered off. Referring to fig. 3, a time delay power-off unit KT1-1, one end of which is connected to a power source VCC and the other end of which is connected to the collector of a transistor Q5, is shown in fig. 4 as being connected to a set-top box, and a time relay KT1 is of type H3Y-2.
As shown in fig. 4, the prompting device 10 is a voice prompting circuit, and two ends of the voice prompting circuit are respectively coupled to the ground line and one end of the time-delay power-on unit KT1-2 away from Vcc. The time-delay power-off unit KT1-1 receives the second control signal and responds to the second control signal to cut off power, after a certain time delay, the time-delay power-on unit KT1-2 is powered on corresponding to the time-delay power-off unit KT1-1, and the voice prompt circuit is powered on correspondingly. In this embodiment, the audio prompt circuit is a speaker BL 1.
The implementation principle of the embodiment is as follows:
when the user grips through handle 2, on the one hand through pressure detection device 3, comparing means 4, first controlling means 5 can tentatively judge whether the user has and is holding handle 2, on the other hand passes through infrared emission device 6, infrared ray detection device 7, whether the setting of second controlling means 8 further judges whether there is the user through gripping isolated infrared ray, when judging above-mentioned condition to take place really, time delay cutting device 9 can in time carry out the suggestion through suggestion device 10, and in time cut off the power of suggestion STB body 1 in the time that time delay cutting device 9 predetermines.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a TV set-top box, includes set-top box body (1), the up end of set-top box body (1) rotates and is connected with handle (2), its characterized in that: one end of the handle (2) close to the rotary connection part is provided with a pressure detection device (3) which is used for detecting the pressure condition when a layman lifts the handle (2) and outputting a pressure detection signal;
the set-top box also comprises a comparison device (4) which is coupled with the pressure detection device (3) to receive the pressure detection signal and output a comparison signal, and a first control device (5) which is coupled with the comparison device (4) to receive the comparison signal and output a first control signal;
the set-top box further comprises an infrared transmitting device (6) coupled to the first control device (5) for receiving the first control signal and outputting an infrared transmitting signal, an infrared detecting device (7) coupled to the infrared transmitting device (6) for receiving the infrared transmitting signal and outputting an infrared detecting signal, a second control device (8) coupled to the infrared detecting device (7) for receiving the infrared detecting signal and outputting a second control signal, and a time delay cut-off device (9) coupled to the second control device (8) for the second control signal and responding to the second control signal to cut off the power supply of the set-top box in a time delay manner.
2. A television set-top box according to claim 1, characterized in that: the set-top box also comprises a prompting device (10) which is coupled to the second control device (8) and used for receiving the second control signal, responding to the second control signal and controlled by the time delay cut-off device (9).
3. A television set-top box according to claim 1, characterized in that: the set-top box also comprises a signal amplifying device (11) which is arranged between the pressure detection device (3) and the comparison device (4) and is used for amplifying the pressure detection signal.
4. A television set-top box according to claim 2, characterized in that: the prompting device (10) is a voice prompting circuit coupled to the second control device (8) for receiving the second control signal and responding to the second control signal to realize voice prompting.
5. A television set-top box according to claim 4, characterized in that: the sound prompt circuit is a loudspeaker.
6. A television set-top box according to claim 1, characterized in that: the handle (2) is hinged to the set top box body (1), and a placing groove (12) for placing the handle (2) is formed in the upper end face of the set top box body (1).
7. A television set-top box according to claim 6, characterized in that: the set-top box also comprises a pulling groove (13) which is arranged on the upper end surface of the set-top box body (1) and is communicated with the placing groove (12).
8. A television set-top box according to claim 6, characterized in that: the handle (2) is provided with anti-skid grains (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121188848.3U CN214707912U (en) | 2021-05-31 | 2021-05-31 | Television set-top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121188848.3U CN214707912U (en) | 2021-05-31 | 2021-05-31 | Television set-top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214707912U true CN214707912U (en) | 2021-11-12 |
Family
ID=78554477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121188848.3U Active CN214707912U (en) | 2021-05-31 | 2021-05-31 | Television set-top box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214707912U (en) |
-
2021
- 2021-05-31 CN CN202121188848.3U patent/CN214707912U/en active Active
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