CN214177893U - Information issuing device and system - Google Patents
Information issuing device and system Download PDFInfo
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- CN214177893U CN214177893U CN202120245541.6U CN202120245541U CN214177893U CN 214177893 U CN214177893 U CN 214177893U CN 202120245541 U CN202120245541 U CN 202120245541U CN 214177893 U CN214177893 U CN 214177893U
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Abstract
The utility model relates to an information issuing device and system, the device includes: a video receiving device within the receiving device housing; the receiving device housing includes: the device comprises a shell body and a shell chassis; the device shell body is a cylindrical plastic shell and is provided with a top surface, a bottom surface and a cylindrical side surface; a plurality of air holes are formed in the bottom surface of the device shell body; the shell chassis comprises a first disc and 3 support columns which are arranged on the circumference of the first disc and have the same length; the supporting column is vertical to the first disc; the bottom surface of the device shell body is also provided with a groove corresponding to the position of the support column; the device shell body is arranged on the shell chassis through the groove, and the plane where the first disc of the shell chassis is located is parallel to the bottom surface of the device shell body; an exhaust fan is also arranged at the circle center of the first disc of the shell chassis; a video receiving device is arranged between the bottom surface and the top surface of the device shell body.
Description
Technical Field
The utility model relates to an information issuing technical field especially relates to an information issuing device and system.
Background
The existing information issuing device is provided with an encoding processor and a decoder, and the encoding processor and the decoder can generate heat in the working process, so that the existing information issuing device can not well discharge the heat, and the working efficiency can be influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above disadvantages and deficiencies of the prior art, the utility model provides an information issuing device and system, it has solved the current technical problem that the heat distributes not well in the use of information issuing device.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the embodiment of the utility model provides an information issuing device, the device includes:
the video receiving device is arranged in the receiving device shell and used for being connected with the external display equipment;
the receiving device housing includes: the device comprises a shell body and a shell chassis;
the device shell body is a cylindrical plastic shell and is provided with a top surface, a bottom surface and a cylindrical side surface;
the bottom surface of the device shell body is provided with a plurality of air holes;
the shell chassis comprises a first disc and 3 support columns which are arranged on the circumference of the first disc and have the same length;
the supporting column is perpendicular to the first disc;
the bottom surface of the device shell body is also provided with a groove corresponding to the position of the support column;
the device shell body is arranged on the shell chassis through a groove, and the plane where the first disc of the shell chassis is located is parallel to the bottom surface of the device shell body;
an exhaust fan is further arranged at the circle center of the first disc of the shell chassis;
a video receiving device is arranged between the bottom surface and the top surface of the device shell body;
the video receiving apparatus includes: the encoding and decoding device comprises a voltage reduction circuit which is used for being connected with an external power supply and comprises a first electronic switch, and an encoding processor and a decoder which are respectively connected with a voltage output end of the voltage reduction circuit;
the temperature measuring circuit is used for measuring the temperature of the encoding processor and comprises a second electronic switch;
the cooling circuit is used for turning on or off the exhaust fan and comprises a third electronic switch;
the control module is used for respectively controlling the voltage reduction circuit, the temperature measurement circuit and the cooling circuit to be turned on or turned off;
the encoding processor comprises a first power input end, a video information receiving end and a video information output end.
Preferably, the first and second liquid crystal materials are,
the encoding processor comprises a first power supply input end, a video information input end and a video information output end;
the decoder comprises a second power supply input end, a receiving end and an output end;
the voltage output end of the voltage reduction circuit is respectively connected with the first power supply input end and the second power supply input end;
the video information output end of the encoding processor is connected with the receiving end of the decoder;
the video information receiving end of the encoding processor comprises: one or more of an audio interface end, an HDMI interface end, a USB interface end and an RGB interface end.
Preferably, the first and second liquid crystal materials are,
the device shell body is provided with a plurality of holes penetrating through the cylindrical side surface of the device shell body;
the voltage input end of the voltage reduction circuit, the video information receiving end of the encoding processor and the output end of the decoder respectively penetrate through the orifices in the cylindrical side face of the device shell body in a one-to-one correspondence mode, and the cylindrical side face of the device shell body is exposed.
Preferably, the first and second liquid crystal materials are,
the control module includes: a direct current power supply and a control chip;
the control chip includes:
the first type of enabling interface corresponds to the first electronic switch and is used for connecting the enabling end of the first electronic switch;
the second type of enabling interface corresponds to the second electronic switch and is used for connecting the enabling end of the second electronic switch;
a third type enabling interface corresponding to a third electronic switch and used for connecting an enabling end of the third electronic switch;
and the direct-current power supply interface is used for connecting the direct-current power supply, and after the control chip is electrified, enabling signals are sequentially sent to the first electronic switch, the second electronic switch and the third electronic switch according to the electrifying logic, so that the power supply of the voltage reduction circuit, the temperature measurement circuit and the temperature reduction circuit is respectively realized.
Preferably, the first and second liquid crystal materials are,
the step-down circuit includes: the power supply divider resistor and the first electronic switch are connected in sequence;
the first electronic switch is provided with a first VCC pin, a first OUT pin and a first electronic switch enabling end;
the input end of the power supply divider resistor is used for being connected with an external power supply;
the output end of the power supply divider resistor is connected with a first VCC pin of the first electronic switch;
a first OUT pin of the first electronic switch is respectively connected with the first power supply input end and the second power supply input end;
the first electronic switch enabling end is connected with a first type enabling interface of the control chip.
Preferably, the first and second liquid crystal materials are,
the temperature measuring circuit comprises: the temperature measuring device comprises a second electronic switch, a temperature measuring probe, a first voltage dividing resistor, a second voltage dividing resistor, a third voltage dividing resistor and a first filter capacitor;
the first voltage-dividing resistor, the second voltage-dividing resistor and the third voltage-dividing resistor have the same resistance value;
the control chip also comprises two input pins which are used for respectively acquiring voltage values used for determining the temperature at two ends of the temperature measuring probe;
the second electronic switch comprises a second VCC pin, a second OUT pin and a second electronic switch enabling end;
a second VCC pin of the second electronic switch is connected with the DC power supply;
the enabling end of the second electronic switch is connected with a second type enabling interface of the control chip;
the temperature measuring probe is arranged in contact with the encoding processor;
the temperature measuring probe is provided with a positive connecting end and a negative connecting end;
the first voltage-dividing resistor, the second voltage-dividing resistor, the third voltage-dividing resistor and the first filter capacitor are all provided with two connecting ends;
the positive connecting end of the temperature measuring probe is connected with the first connecting end of the first divider resistor;
the second connecting end of the first divider resistor is connected with the first connecting end of the second divider resistor;
the second connecting end of the second voltage-dividing resistor is connected with the first connecting end of the third voltage-dividing resistor;
the second connecting end of the third voltage-dividing resistor is connected with the negative connecting end of the temperature-measuring probe;
the second connecting end of the third voltage-dividing resistor and the negative connecting end of the temperature-measuring probe are respectively grounded;
the OUT pin of the second electronic switch is connected with the first connecting end of the first filter capacitor and the second connecting end of the first divider resistor;
the first connecting end of the first divider resistor is also connected with an input pin of the control chip;
the second connecting end of the second voltage-dividing resistor is also connected with the other input pin of the control chip;
and the second connection end of the first filter capacitor is grounded.
Preferably, the first and second liquid crystal materials are,
the direct current power supply is also connected with a third electronic switch;
the third electronic switch includes: a third VCC pin, a third OUT pin and a third electronic switch enable end;
the direct current power supply is connected with a third VCC pin of the third electronic switch;
a third electronic switch enabling end of the third electronic switch is connected with a third type enabling interface of the control chip;
and the third OUT pin is connected with the exhaust fan.
Preferably, the first and second liquid crystal materials are,
the direct current power supply is formed by connecting a plurality of batteries in series;
the device shell body is also provided with a battery box;
the outer surface of the battery case and the cylindrical side surface of the device shell are the same surface.
On the other hand, the embodiment further provides an information distribution system, which includes a distributor, a first display device, a second display device, a stream pusher, a server, a mobile terminal, and any one of the above information distribution devices;
wherein, the output end of the decoder in the information issuing device is connected with the input end of the distributor;
the distributor has at least 3 outputs;
the output end of the distributor is respectively connected with the input ends of the first display device, the second display device and the current thruster;
the output end of the flow pusher is connected with the server;
the server is also connected with the mobile terminal.
(III) advantageous effects
The utility model has the advantages that: the utility model discloses an information issuing device owing to have the casing of cylinder, and cylinder casing's bottom surface still has a plurality of gas pockets, consequently, can discharge the heat well.
The utility model discloses an information issuing device, because still have the step-down circuit that includes the first electronic switch that is used for being connected with external power supply and encode processor, decoder connected with voltage output terminal of the said step-down circuit respectively; the temperature measuring circuit is used for measuring the temperature of the encoding processor and comprises a second electronic switch; the cooling circuit is used for turning on or off the exhaust fan and comprises a third electronic switch; and be used for controlling respectively the control module that step-down circuit, temperature measurement circuit and cooling circuit opened or closed, consequently, the utility model discloses an information issuing device can cool down through the exhaust fan.
Drawings
Fig. 1 is a schematic structural diagram of an information distribution device according to the present invention;
fig. 2 is a schematic view of a device housing body of an information distribution device according to an embodiment of the present invention;
fig. 3 is a top view of a housing chassis of an information distribution device according to an embodiment of the present invention;
fig. 4 is a side view of a housing chassis of an information distribution device according to an embodiment of the present invention.
[ reference numerals ]
A: air holes;
1: a first disc;
2: a support pillar;
3: an exhaust fan.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Referring to fig. 1, the present embodiment provides a multimedia information distribution apparatus, including:
and a video receiving device arranged in the receiving device shell and used for connecting with an external display device.
The receiving device housing includes: the device comprises a shell body and a shell chassis.
The device shell body is a cylindrical plastic shell and is provided with a top surface, a bottom surface and a cylindrical side surface.
Referring to fig. 2, the bottom surface of the device case body is provided with a plurality of air holes a.
As shown in fig. 3 and 4, the housing chassis includes a first disk 1 and 3 support columns 2 of the same length disposed on the circumference of the first disk 1.
The support 2 is perpendicular to the first disc 1.
The bottom surface of the device shell body is also provided with a groove corresponding to the position of the support column.
The device shell body is arranged on the shell chassis through a groove, and the plane of the first disc 1 of the shell chassis is parallel to the bottom surface of the device shell body.
Referring to fig. 3, an exhaust fan 3 is further disposed at the center of the first disk 1 of the housing chassis.
A video receiving device is arranged between the bottom surface and the top surface of the device shell body.
The video receiving apparatus includes: the encoding and decoding device comprises a voltage reduction circuit which is used for being connected with an external power supply and comprises a first electronic switch, and an encoding processor and a decoder which are respectively connected with a voltage output end of the voltage reduction circuit.
And the temperature measuring circuit is used for measuring the temperature of the encoding processor and comprises a second electronic switch.
And the cooling circuit is used for turning on or off the exhaust fan and comprises a third electronic switch.
And the control module is used for respectively controlling the voltage reduction circuit, the temperature measurement circuit and the cooling circuit to be opened or closed.
The encoding processor comprises a first power input end, a video information receiving end and a video information output end.
The utility model discloses an information issuing device owing to have the casing of cylinder, and cylinder casing's bottom surface still has a plurality of gas pocket A, consequently, can discharge the heat well.
Preferably, in this embodiment, the encoding processor includes a first power input terminal, a video information input terminal, and a video information output terminal.
The decoder comprises a second power input terminal, a receiving terminal and an output terminal.
And the voltage output end of the voltage reduction circuit is respectively connected with the first power supply input end and the second power supply input end.
And the video information output end of the encoding processor is connected with the receiving end of the decoder.
The video information receiving end of the encoding processor comprises: one or more of an audio interface end, an HDMI interface end, a USB interface end and an RGB interface end.
In this embodiment, the device housing body preferably has a plurality of openings formed therethrough on a cylindrical side of the device housing body.
The voltage input end of the voltage reduction circuit, the video information receiving end of the encoding processor and the output end of the decoder respectively penetrate through the orifices in the cylindrical side face of the device shell body in a one-to-one correspondence mode, and the cylindrical side face of the device shell body is exposed.
Preferably in this embodiment, the control module includes: direct current power supply, control chip.
The control chip comprises.
The first type of enabling interface corresponding to the first electronic switch is used for connecting the enabling end of the first electronic switch.
And the second type enabling interface corresponding to the second electronic switch is used for connecting the enabling end of the second electronic switch.
And the third type enabling interface corresponds to a third electronic switch and is used for connecting the enabling end of the third electronic switch.
And the direct-current power supply interface is used for connecting the direct-current power supply, and after the control chip is electrified, enabling signals are sequentially sent to the first electronic switch, the second electronic switch and the third electronic switch according to the electrifying logic, so that the power supply of the voltage reduction circuit, the temperature measurement circuit and the temperature reduction circuit is respectively realized.
Preferably in this embodiment, the voltage-reducing circuit includes: the power supply divider resistor and the first electronic switch are connected in sequence.
The first electronic switch is provided with a first VCC pin, a first OUT pin and a first electronic switch enabling end.
And the input end of the power supply divider resistor is used for being connected with an external power supply.
The output end of the power supply divider resistor is connected with the first VCC pin of the first electronic switch.
And a first OUT pin of the first electronic switch is respectively connected with the first power supply input end and the second power supply input end.
The first electronic switch enabling end is connected with a first type enabling interface of the control chip.
As is preferred in the present embodiment, the first,
the temperature measuring circuit comprises: the temperature measuring device comprises a second electronic switch, a temperature measuring probe, a first divider resistor, a second divider resistor, a third divider resistor and a first filter capacitor.
The first voltage-dividing resistor, the second voltage-dividing resistor and the third voltage-dividing resistor have the same resistance value. Referring to fig. 1, that is, the resistances of R1 and R2 and R3 in fig. 1 are the same.
The temperature measuring probe in this embodiment is an NTC temperature measuring probe.
The control chip further comprises two input pins which are used for respectively obtaining voltage values used for determining the temperature at two ends of the temperature measuring probe.
The second electronic switch comprises a second VCC pin, a second OUT pin and a second electronic switch enabling end.
And a second VCC pin of the second electronic switch is connected with the DC power supply.
And the enabling end of the second electronic switch is connected with the second type enabling interface of the control chip.
The temperature measuring probe is arranged in contact with the encoding processor.
The temperature measuring probe is provided with a positive connecting end and a negative connecting end.
The first voltage-dividing resistor, the second voltage-dividing resistor, the third voltage-dividing resistor and the first filter capacitor are all provided with two connecting ends.
And the positive connecting end of the temperature measuring probe is connected with the first connecting end of the first divider resistor.
And the second connecting end of the first voltage-dividing resistor is connected with the first connecting end of the second voltage-dividing resistor.
And the second connecting end of the second voltage-dividing resistor is connected with the first connecting end of the third voltage-dividing resistor.
And the second connecting end of the third voltage dividing resistor is connected with the negative connecting end of the temperature measuring probe.
And the second connecting end of the third voltage dividing resistor and the negative connecting end of the temperature measuring probe are respectively grounded.
And the OUT pin of the second electronic switch is connected with the first connecting end of the first filter capacitor and the second connecting end of the first divider resistor.
The first connection end of the first divider resistor is also connected with an input pin of the control chip.
And the second connecting end of the second voltage-dividing resistor is also connected with the other input pin of the control chip.
And the second connection end of the first filter capacitor is grounded.
Preferably, in this embodiment, the dc power supply is further connected to a third electronic switch.
The third electronic switch includes: a third VCC pin, a third OUT pin and a third electronic switch enable terminal.
The direct current power supply is connected with a third VCC pin of the third electronic switch.
And the third electronic switch enabling end of the third electronic switch is connected with the third type enabling interface of the control chip.
And the third OUT pin is connected with the exhaust fan.
In this embodiment, preferably, the dc power supply is a power supply formed by connecting a plurality of batteries in series.
The device shell body is also provided with a battery box.
The outer surface of the battery case and the cylindrical side surface of the device shell are the same surface.
The utility model discloses an information issuing device, because still have the step-down circuit that includes the first electronic switch that is used for being connected with external power supply and encode processor, decoder connected with voltage output terminal of the said step-down circuit respectively; the temperature measuring circuit is used for measuring the temperature of the encoding processor and comprises a second electronic switch; the cooling circuit is used for turning on or off the exhaust fan and comprises a third electronic switch; and be used for controlling respectively the control module that step-down circuit, temperature measurement circuit and cooling circuit opened or closed, consequently, the utility model discloses an information issuing device can cool down through the exhaust fan.
On the other hand, the embodiment further provides an information distribution system, which includes a distributor, a first display device, a second display device, a stream pusher, a server, a mobile terminal, and any one of the above information distribution devices.
Wherein, the output end of the decoder in the information issuing device is connected with the input end of the distributor.
The distributor has at least 3 outputs.
The output end of the distributor is respectively connected with the input ends of the first display device, the second display device and the current thruster.
And the output end of the flow pusher is connected with the server.
The server is also connected with the mobile terminal.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. An information distribution apparatus, characterized in that the apparatus comprises:
the video receiving device is arranged in the receiving device shell and used for being connected with the external display equipment;
the receiving device housing includes: the device comprises a shell body and a shell chassis;
the device shell body is a cylindrical plastic shell and is provided with a top surface, a bottom surface and a cylindrical side surface;
the bottom surface of the device shell body is provided with a plurality of air holes;
the shell chassis comprises a first disc and 3 support columns which are arranged on the circumference of the first disc and have the same length;
the supporting column is perpendicular to the first disc;
the bottom surface of the device shell body is also provided with a groove corresponding to the position of the support column;
the device shell body is arranged on the shell chassis through a groove, and the plane where the first disc of the shell chassis is located is parallel to the bottom surface of the device shell body;
an exhaust fan is further arranged at the circle center of the first disc of the shell chassis;
a video receiving device is arranged between the bottom surface and the top surface of the device shell body;
the video receiving apparatus includes: the encoding and decoding device comprises a voltage reduction circuit which is used for being connected with an external power supply and comprises a first electronic switch, and an encoding processor and a decoder which are respectively connected with a voltage output end of the voltage reduction circuit;
the temperature measuring circuit is used for measuring the temperature of the encoding processor and comprises a second electronic switch;
the cooling circuit is used for turning on or off the exhaust fan and comprises a third electronic switch;
the control module is used for respectively controlling the voltage reduction circuit, the temperature measurement circuit and the cooling circuit to be turned on or turned off;
the encoding processor comprises a first power input end, a video information receiving end and a video information output end.
2. The information distribution apparatus according to claim 1,
the encoding processor comprises a first power supply input end, a video information input end and a video information output end;
the decoder comprises a second power supply input end, a receiving end and an output end;
the voltage output end of the voltage reduction circuit is respectively connected with the first power supply input end and the second power supply input end;
the video information output end of the encoding processor is connected with the receiving end of the decoder;
the video information receiving end of the encoding processor comprises: one or more of an audio interface end, an HDMI interface end, a USB interface end and an RGB interface end.
3. The information distribution apparatus according to claim 2,
the device shell body is provided with a plurality of holes penetrating through the cylindrical side surface of the device shell body;
the voltage input end of the voltage reduction circuit, the video information receiving end of the encoding processor and the output end of the decoder respectively penetrate through the orifices in the cylindrical side face of the device shell body in a one-to-one correspondence mode, and the cylindrical side face of the device shell body is exposed.
4. The information distribution apparatus according to claim 3,
the control module includes: a direct current power supply and a control chip;
the control chip includes:
the first type of enabling interface corresponds to the first electronic switch and is used for connecting the enabling end of the first electronic switch;
the second type of enabling interface corresponds to the second electronic switch and is used for connecting the enabling end of the second electronic switch;
a third type enabling interface corresponding to a third electronic switch and used for connecting an enabling end of the third electronic switch;
and the direct-current power supply interface is used for connecting the direct-current power supply, and after the control chip is electrified, enabling signals are sequentially sent to the first electronic switch, the second electronic switch and the third electronic switch according to the electrifying logic, so that the power supply of the voltage reduction circuit, the temperature measurement circuit and the temperature reduction circuit is respectively realized.
5. The information distribution apparatus according to claim 4,
the step-down circuit includes: the power supply divider resistor and the first electronic switch are connected in sequence;
the first electronic switch is provided with a first VCC pin, a first OUT pin and a first electronic switch enabling end;
the input end of the power supply divider resistor is used for being connected with an external power supply;
the output end of the power supply divider resistor is connected with a first VCC pin of the first electronic switch;
a first OUT pin of the first electronic switch is respectively connected with the first power supply input end and the second power supply input end;
the first electronic switch enabling end is connected with a first type enabling interface of the control chip.
6. The information distribution apparatus according to claim 5,
the temperature measuring circuit comprises: the temperature measuring device comprises a second electronic switch, a temperature measuring probe, a first voltage dividing resistor, a second voltage dividing resistor, a third voltage dividing resistor and a first filter capacitor;
the first voltage-dividing resistor, the second voltage-dividing resistor and the third voltage-dividing resistor have the same resistance value;
the control chip also comprises two input pins which are used for respectively acquiring voltage values used for determining the temperature at two ends of the temperature measuring probe;
the second electronic switch comprises a second VCC pin, a second OUT pin and a second electronic switch enabling end;
a second VCC pin of the second electronic switch is connected with the DC power supply;
the enabling end of the second electronic switch is connected with a second type enabling interface of the control chip;
the temperature measuring probe is arranged in contact with the encoding processor;
the temperature measuring probe is provided with a positive connecting end and a negative connecting end;
the first voltage-dividing resistor, the second voltage-dividing resistor, the third voltage-dividing resistor and the first filter capacitor are all provided with two connecting ends;
the positive connecting end of the temperature measuring probe is connected with the first connecting end of the first divider resistor;
the second connecting end of the first divider resistor is connected with the first connecting end of the second divider resistor;
the second connecting end of the second voltage-dividing resistor is connected with the first connecting end of the third voltage-dividing resistor;
the second connecting end of the third voltage-dividing resistor is connected with the negative connecting end of the temperature-measuring probe;
the second connecting end of the third voltage-dividing resistor and the negative connecting end of the temperature-measuring probe are respectively grounded;
the OUT pin of the second electronic switch is connected with the first connecting end of the first filter capacitor and the second connecting end of the first divider resistor;
the first connecting end of the first divider resistor is also connected with an input pin of the control chip;
the second connecting end of the second voltage-dividing resistor is also connected with the other input pin of the control chip;
and the second connection end of the first filter capacitor is grounded.
7. The information distribution apparatus according to claim 6,
the direct current power supply is also connected with a third electronic switch;
the third electronic switch includes: a third VCC pin, a third OUT pin and a third electronic switch enable end;
the direct current power supply is connected with a third VCC pin of the third electronic switch;
a third electronic switch enabling end of the third electronic switch is connected with a third type enabling interface of the control chip;
and the third OUT pin is connected with the exhaust fan.
8. The information distribution apparatus according to claim 7,
the direct current power supply is formed by connecting a plurality of batteries in series;
the device shell body is also provided with a battery box;
the outer surface of the battery case and the cylindrical side surface of the device shell are the same surface.
9. An information distribution system comprising a distributor, a first display device, a second display device, a pusher, a server, a mobile terminal, and the information distribution device according to any one of claims 1 to 8;
wherein, the output end of the decoder in the information issuing device is connected with the input end of the distributor;
the distributor has at least 3 outputs;
the output end of the distributor is respectively connected with the input ends of the first display device, the second display device and the current thruster;
the output end of the flow pusher is connected with the server;
the server is also connected with the mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120245541.6U CN214177893U (en) | 2021-01-28 | 2021-01-28 | Information issuing device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120245541.6U CN214177893U (en) | 2021-01-28 | 2021-01-28 | Information issuing device and system |
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| Publication Number | Publication Date |
|---|---|
| CN214177893U true CN214177893U (en) | 2021-09-10 |
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ID=77594297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120245541.6U Active CN214177893U (en) | 2021-01-28 | 2021-01-28 | Information issuing device and system |
Country Status (1)
| Country | Link |
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| CN (1) | CN214177893U (en) |
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2021
- 2021-01-28 CN CN202120245541.6U patent/CN214177893U/en active Active
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