CN209912423U - Outdoor advertising machine - Google Patents
Outdoor advertising machine Download PDFInfo
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- CN209912423U CN209912423U CN201920639897.0U CN201920639897U CN209912423U CN 209912423 U CN209912423 U CN 209912423U CN 201920639897 U CN201920639897 U CN 201920639897U CN 209912423 U CN209912423 U CN 209912423U
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Abstract
An outdoor advertising machine comprising: casing, transparent cover plate, display screen, power module, baffle, wind-guiding fan and back fan. In the outdoor advertising machine of the utility model, the casing and the transparent cover plate surround to form a closed hollow cavity, the display screen fixedly arranged in the hollow cavity is electrically connected with the power supply module, and the front side of the display screen is just opposite to the transparent cover plate; the baffles arranged on the left side and the right side of the display screen, the display screen and the transparent cover plate are encircled to form an air guide channel with openings at the upper end and the lower end, and external air can enter through an air inlet formed in the shell and is discharged from an air outlet formed in the shell through the air guide channel, so that the circulating heat dissipation of the air flow on the front side of the display screen is completed; the air flow on the back of the display screen can reach the air outlet from the air inlet under the action of the back fan, and the circulation heat dissipation of the air flow on the back of the display screen is completed. The outdoor advertising machine is simple in structure, and the heat dissipation performance of the outdoor advertising machine is improved through the circulating heat dissipation of the airflow on the front side and the back side of the display screen.
Description
Technical Field
The utility model relates to a display device's technical field especially relates to an outdoor advertising machine.
Background
The outdoor advertising machine has a liquid crystal display screen in the casing, and can display and change different information to enrich people's life. However, in the process of practical use, the liquid crystal display screen can generate a large amount of heat due to continuous operation, and in addition, the liquid crystal display screen is irradiated by sunlight for a long time in the daytime, the heat of the liquid crystal display screen in a closed environment cannot be well dissipated, and once the heat is too high, partial elements, especially electronic elements in the liquid crystal display screen are likely to be broken or even damaged.
In the prior art, the heat dissipation performance of the outdoor advertising machine is often optimized by arranging the heat dissipation fins on the casing of the outdoor advertising machine, but the heat dissipation efficiency of the outdoor advertising machine is far insufficient to ensure the safety and reliability of the internal elements of the casing of the outdoor advertising machine.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outdoor advertising machine has good heat dispersion, can guarantee the security and the reliability of internal element.
An outdoor advertising machine comprising:
the device comprises a machine shell and a transparent cover plate, wherein the machine shell and the transparent cover plate surround to form a closed hollow cavity; the display screen and the power supply module are electrically connected with each other, the display screen and the power supply module are fixedly arranged in the hollow cavity, and the front surface of the display screen is opposite to the transparent cover plate;
the left side and the right side of the display screen are respectively provided with a baffle, and the baffle, the display screen and the transparent cover plate are encircled to form an air guide channel with openings at two ends; an air inlet and an air outlet are formed in the shell, and an air guide fan is arranged at the air inlet and/or the air outlet, so that external air can enter the air guide channel from the air inlet and then is discharged from the air outlet;
the back of the display screen is provided with a back fan, and when the back fan rotates, airflow on the back of the display screen can flow from the air inlet to the air outlet.
In a preferred embodiment, the air inlet and the air outlet are formed in a housing on a rear side of the display screen.
In a preferred embodiment, the air guiding fan includes a first fan disposed at the air inlet and a second fan disposed at the air outlet.
In a preferred embodiment, a first thermostat is provided, and the first thermostat is disposed beside the first fan and electrically connected to the first fan.
In a preferred embodiment, a second thermostat is provided, and the second thermostat is disposed beside the second fan and electrically connected to the second fan.
In a preferred embodiment, a third temperature controller is provided, and the third temperature controller is provided beside the back fan and electrically connected with the back fan.
In a preferred embodiment, the air inlet is provided with first dustproof cotton for absorbing water and preventing dust.
In a preferred embodiment, a second dustproof cotton for absorbing water and preventing dust is arranged at the air outlet.
In a preferred embodiment, the heat dissipation device further comprises a heat dissipation hole formed in the casing.
In a preferred embodiment, the heat dissipation hole is provided in the housing on the rear surface side of the display screen.
The utility model has the advantages that:
in the outdoor advertising machine of the utility model, the casing and the transparent cover plate surround to form a closed hollow cavity, a display screen and a power supply module which are electrically connected with each other are fixedly arranged in the hollow cavity, and the front side of the display screen is just opposite to the transparent cover plate; the baffles arranged on the left side and the right side of the display screen, the display screen and the transparent cover plate are encircled to form an air guide channel with openings at two ends, external air can enter through an air inlet formed in the shell and is discharged from an air outlet formed in the shell through the air guide channel, and the circulating heat dissipation of air flow on the front side of the display screen is completed; the air flow on the back of the display screen can reach the air outlet from the air inlet under the action of the back fan, and the circulating heat dissipation of the air flow on the back of the display screen is completed. The outdoor advertising machine is simple in structure, the heat dissipation performance of the outdoor advertising machine is improved through the circulating heat dissipation of the airflow on the front side and the back side of the display screen, the stability and the reliability of the whole structure are maintained, the failure rate is reduced, the maintenance cost is reduced, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
FIG. 2 is a schematic view of the embodiment of FIG. 1 from another angle;
FIG. 3 is a schematic diagram of the embodiment of FIG. 1 with the transparent cover removed;
fig. 4 is a cross-sectional view of an embodiment of the present invention.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings, unless otherwise specified.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
Fig. 1 is a schematic structural view of an embodiment of the present invention, fig. 2 is a schematic structural view of the embodiment of fig. 1 from another angle, fig. 3 is a schematic structural view of the embodiment of fig. 1 after the transparent cover plate is removed, and fig. 4 is a cross-sectional view of an embodiment of the present invention; referring to fig. 1 to 4:
in the utility model, a casing 1 and a transparent cover plate 2 are arranged and form a closed hollow cavity in a surrounding way, a display screen 3 and a power supply module (not shown) which are electrically connected with each other are arranged in the hollow cavity, and the front side of the display screen 3, namely the display surface of the display screen 3, is just opposite to the transparent cover plate 2; the power supply module is a structure formed by some electrical components known to those skilled in the art, and only needs to supply power to the display screen 3 to enable the display screen to work normally. For example when the utility model discloses an outdoor advertising machine is built-in power supply, then power module includes the electric connection circuit between built-in power supply, built-in power supply and the display screen 3, works as the utility model discloses an outdoor advertising machine is external power supply, then power module is including realizing the electric connection circuit between display screen 3 and the external power supply.
When the display screen 3 works normally, the spectators can watch various information displayed on the display screen 3 through the transparent cover plate 2; here, transparent glass can be chooseed for use to transparent cover 2's material, and transparent glass is under the prerequisite that does not influence spectator's sight, and the structure is reliable, the stable performance, and is sun-proof, corrosion-resistant.
Baffles 4 are arranged on the left side and the right side of the display screen 3, and at the moment, the transparent cover plate 2, the display screen 3 and the baffles 4 surround to form an air guide channel A with two open ends; an air inlet 5 and an air outlet 6 are formed in the machine shell 1, and an air guide fan is arranged at the air inlet 5 and/or the air outlet 6, so that external air can enter from the air inlet 5, pass through the air guide channel A and then be discharged from the air outlet 6 under the action of the air guide fan. Because the temperature of the general outside air is lower than the temperature of the air inside the outdoor advertising machine, when the outside air enters the air guide channel A in the form of low-temperature air flow and the high-temperature air flow of the air guide channel A is discharged, the air flow circulation heat dissipation on the front side of the display screen 3 can be realized. Here, preferably, as shown in fig. 4, the air inlet 5 and the air outlet 6 may be provided on the cabinet 1 on the rear side of the display screen 3, to minimize the influence on the integrity of the appearance of the cabinet 1.
The back fan 7 is arranged on the back of the display screen 3, and similarly, when the back fan 7 rotates, the airflow on the back of the display screen 3 can flow from the air inlet 5 to the air outlet 6, so that the airflow circulation heat dissipation on the back of the display screen 3 is realized.
The simple structure of above outdoor advertising machine improves the heat dispersion of this outdoor advertising machine through the circulation heat dissipation of the air current of the front of display screen 3, the back, avoids outdoor advertising machine's structure to break down or even damage because of the high temperature, has maintained the holistic stability and reliability of structure, reduces the fault rate, reduces the maintenance cost, increase of service life.
The embodiment shown in fig. 4, wherein the direction of the arrows is the direction of air flow; preferably, the wind guiding fan may include a first fan 8 disposed at the wind inlet 5 and a second fan 9 disposed at the wind outlet 6. The air guide fans are arranged at the air inlet 5 and the air outlet 6, so that the air flowing power in the outdoor advertising machine can be increased, and the circulating heat dissipation of cold and hot air in the outdoor advertising machine is accelerated. At this time, because the cold air is generally located below the space, and the hot air generally naturally rises above the space, the air inlet 5 is located at a position below the casing 1, and the air outlet 6 is located at a position above the casing 1, so that the cold air can enter from the air inlet 5 more conveniently, and the hot air is discharged from the air outlet 6.
At this time, it is preferable that a first thermostat (not shown) may be provided beside the first fan 8, the first thermostat being electrically connected to the first fan 8; the first temperature controller can adjust the first fan 8 to be at a proper rotating speed by sensing the temperature of the air flow at the air inlet 5, and the energy consumption is reduced while the power for air flow is provided.
Similarly, a second thermostat (not shown) may be provided beside the second fan 9, the second thermostat being electrically connected to the second fan 9; the second temperature controller can adjust the second fan 9 to be at a proper rotating speed by sensing the strength of the airflow at the air outlet 6, and reduces energy consumption while providing power for air flow.
Similarly, a third thermostat (not shown) may be provided beside the back fan 7, the third thermostat being electrically connected to the back fan 7; the third temperature controller can adjust the back fan 7 to a proper rotating speed by sensing the temperature of the airflow on the back of the display screen 3, thereby providing power for air flow and reducing energy consumption.
The first temperature controller, the second temperature controller and the third temperature controller are all conventional temperature controllers. The number of the back fan 7, the first fan 8 and the second fan 9 is not limited, and the number of the fans is determined by factors such as the power of the display screen 3, the specific use environment and the length of sunshine.
The utility model discloses in, can be provided with in 5 departments of air intake and be used for absorbing water, dirt-proof first dustproof cotton 10, can also be provided with in 6 departments of air outlet and be used for absorbing water, dirt-proof second dustproof cotton 11 for prevent steam in the air, dust along with the inside that the air current got into casing 1, so, can keep the cleanness of 1 internal environment of casing, dry, guarantee the stable work of structural element, especially electrical component that set up in the casing 1. The air outlet 6 is also necessary to be provided with the second dustproof cotton 11, because when the heat generated by the display screen 3 is less, for example, in rainy days or at night without sunshine, the outdoor advertising machine can dissipate heat without circulation through airflow, that is, the heat conduction fan and the back fan 7 do not rotate, the outdoor advertising machine can maintain stable work only by heat conduction of the casing 1, no air is discharged from the air outlet 6 at the moment, and the second dustproof cotton 11 has to absorb water and prevent dust at the air outlet 6.
The first dustproof cotton 10 and the second dustproof cotton 11 have small holes inside, so that airflow can be allowed to pass through, and the ventilation effect can be optimized by selecting dustproof cotton of proper models (different sizes of inner holes of dustproof cotton of different models).
In the embodiment as described in fig. 1 to 3, two display screens 3 and a transparent cover plate 2 corresponding to the display screens 3 are shown. Here, preferably, the housing 1 may be provided with heat dissipation holes 12 for assisting heat dissipation; more preferably, the heat dissipation holes 12 may be provided in the cabinet 1 on the rear side of the display 3 to minimize the influence on the appearance integrity of the cabinet 1.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (10)
1. An outdoor advertising machine, comprising:
the device comprises a machine shell and a transparent cover plate, wherein the machine shell and the transparent cover plate surround to form a closed hollow cavity; the display screen and the power supply module are electrically connected with each other, the display screen and the power supply module are fixedly arranged in the hollow cavity, and the front surface of the display screen is opposite to the transparent cover plate;
the left side and the right side of the display screen are respectively provided with a baffle, and the baffle, the display screen and the transparent cover plate are encircled to form an air guide channel with openings at two ends; an air inlet and an air outlet are formed in the shell, and an air guide fan is arranged at the air inlet and/or the air outlet, so that external air can enter the air guide channel from the air inlet and then is discharged from the air outlet;
the back of the display screen is provided with a back fan, and when the back fan rotates, airflow on the back of the display screen can flow from the air inlet to the air outlet.
2. An outdoor advertising machine according to claim 1, wherein: the air inlet and the air outlet are arranged on the shell on one side of the back face of the display screen.
3. An outdoor advertising machine according to claim 1, wherein: the air guide fan comprises a first fan arranged at the air inlet and a second fan arranged at the air outlet.
4. An outdoor advertising machine according to claim 3, wherein: and arranging a first temperature controller beside the first fan and electrically connected with the first fan.
5. An outdoor advertising machine according to claim 3, wherein: and a second temperature controller is arranged beside the second fan and is electrically connected with the second fan.
6. An outdoor advertising machine according to claim 1, wherein: and a third temperature controller is arranged beside the back fan and is electrically connected with the back fan.
7. An outdoor advertising machine according to claim 1, wherein: the air inlet is provided with a first dustproof cotton for absorbing water and preventing dust.
8. An outdoor advertising machine according to claim 1, wherein: and a second dustproof cotton for absorbing water and preventing dust is arranged at the air outlet.
9. An outdoor advertising machine according to any one of claims 1 to 8, wherein: the heat dissipation device also comprises heat dissipation holes formed in the machine shell.
10. An outdoor advertising machine according to claim 9, wherein: the radiating holes are formed in the casing on one side of the back face of the display screen.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018209401044 | 2018-06-15 | ||
| CN201820940104 | 2018-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209912423U true CN209912423U (en) | 2020-01-07 |
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ID=69047261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920639897.0U Active CN209912423U (en) | 2018-06-15 | 2019-05-06 | Outdoor advertising machine |
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| Country | Link |
|---|---|
| CN (1) | CN209912423U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895250A (en) * | 2020-07-16 | 2020-11-06 | 山东同其智能科技有限公司 | Intelligent face recognition device based on Internet of things |
| CN112258990A (en) * | 2020-11-09 | 2021-01-22 | 安徽文香信息技术有限公司 | Electronic blackboard assembly based on heat dissipation structure and control system |
| CN112466224A (en) * | 2021-01-28 | 2021-03-09 | 四川星源新电子科技有限公司 | Outdoor hanging LED full-color display screen |
-
2019
- 2019-05-06 CN CN201920639897.0U patent/CN209912423U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895250A (en) * | 2020-07-16 | 2020-11-06 | 山东同其智能科技有限公司 | Intelligent face recognition device based on Internet of things |
| CN112258990A (en) * | 2020-11-09 | 2021-01-22 | 安徽文香信息技术有限公司 | Electronic blackboard assembly based on heat dissipation structure and control system |
| CN112466224A (en) * | 2021-01-28 | 2021-03-09 | 四川星源新电子科技有限公司 | Outdoor hanging LED full-color display screen |
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