CN216930513U - Vent structure and display - Google Patents

Abstract

The application discloses vent structure and display relates to electronic equipment's technical field, it is through having seted up two at least vents on electronic equipment's shell body, and correspond the vent setting in the inboard of shell body and cover the piece, and cover the piece and set up and be formed with the ventilation duct with the vent intercommunication around the vent, the ventilation duct extends towards the direction that is close to shell body upper portion, when outside moisture or dust get into the ventilation duct from the vent, moisture and dust can be blockked by covering, isolated inside electronic components and parts of equipment and moisture, the contact of dust. One side that is close to the vent at the covering is provided with the guide part, and the guide part slopes towards one side that is close to the shell body from top to bottom, and the lower extreme of guide part is connected with the shell body and is located the downside of vent, makes moisture and dust can discharge the shell body under the direction of guide part. Set up wind-force part at the wind channel mouth, improve equipment's heat dispersion.

Description

Vent structure and display

Technical Field

The present disclosure relates to the field of electronic devices, and particularly to a vent structure and a display.

Background

The existing electronic devices generally refer to devices that are composed of electronic components such as integrated circuits, transistors, and electronic tubes, and are applied to electronic technologies (including) devices that function as software, including electronic computers, robots controlled by electronic computers, numerical control or program control systems, intelligent terminals, displays, and the like.

The outside casing that is used for protecting its inside electronic components that generally is provided with of current electronic equipment because the inside electronic components of casing etc. can produce great heat in the use, consequently can set up on the casing and be used for radiating vent, and in order to adapt to outdoor service environment or the great service environment of humidity, the condition of avoiding the vent to intake simultaneously, the vent still need have waterproof function.

The structure of the existing vent can be arranged on a through hole on a back plate and a rain baffle which is arranged above the through hole and used for covering the through hole and preventing rainwater from entering, although the structure can play a role of waterproof ventilation, the waterproof effect is not ideal, when the electronic equipment is used in an inclined mode or moisture is sprayed to a shell in an inclined mode, water and dust enter the electronic equipment along gaps and holes of the rain baffle of the shell, so that the dirt and short circuit of internal electrical elements are caused, the waterproof and dustproof level is low, the reliability of products is influenced, and great trouble is caused on the maintenance property;

the other existing ventilation opening structure is that a baffle is arranged on the inner side of a shell, so that moisture can be resisted on the baffle and cannot enter electronic equipment, but the arrangement of the baffle can influence the ventilation efficiency of the ventilation opening, and the heat dissipation efficiency of the electronic equipment is reduced.

SUMMERY OF THE UTILITY MODEL

One of the objectives of the disclosed embodiments is to: the utility model provides a vent structure is through seting up two at least vents on the shell body to set up the wind-force part of at least a pair of intercommunication vent, and be provided with the covering that corresponds with the vent in the shell body, thereby solve among the prior art electronic equipment waterproof performance and the weaker technical problem of heat dispersion.

The second purpose of the disclosed embodiment is: the display solves the technical problem that application scenes of the display are limited due to weak heat dissipation performance and waterproof performance by applying the vent structure.

In order to achieve one of the purposes, the following technical scheme is adopted in the disclosure:

in a first aspect, a vent structure applied to an electronic device is provided, including:

the air conditioner comprises an outer shell, a fan and a controller, wherein the outer shell is provided with at least two air vents, and the air vents are used for communicating the inside and the outside of the outer shell;

a covering part is arranged on the inner side of the outer shell corresponding to the ventilation opening, the covering part is arranged around the ventilation opening, a ventilation channel communicated with the ventilation opening is formed between the covering part and the outer shell, the ventilation channel extends upwards along the outer shell, and an air duct opening used for communicating the internal environment of the outer shell is formed at one end of the ventilation channel, which is far away from the ventilation opening;

a guide part is arranged on one side, close to the vent, of the covering part, the guide part inclines towards one side, close to the outer shell, from top to bottom, and the lower end of the guide part is connected with the outer shell and is positioned on the lower side of the vent;

and the wind power component is arranged at least one air duct opening and is used for enabling the inside of the outer shell to form convection with the outside air.

As an alternative embodiment, the level of the air duct opening is greater than the level of the ventilation opening in the first direction.

As an alternative, the lower end of the guide portion is engaged with the lower edge of the ventilation opening.

As an alternative embodiment, the ventilation opening comprises an air inlet and an air outlet, and the air inlet and the air outlet are arranged at intervals on the outer shell; the air inlet is larger than the air outlet.

As an alternative embodiment, the air inlet or the air duct opening on the cover member is provided with a dustproof filter assembly.

As an alternative embodiment, the wind power component is disposed at the air outlet and configured to discharge air inside the outer shell out of the outer shell through the air outlet.

As an alternative embodiment, the covering member includes:

first cover plate group, first cover plate group includes first side wall board and baffle, first side wall board branch is arranged in the left and right sides of vent, two are connected respectively to the relative both sides of baffle first side wall board, the downside of baffle is connected the shell body and the downside of vent forms the guide part, so that the shell body first side wall board reaches the baffle encloses to close and forms the ventilation passageway, and the uncovered formation in upper portion of first cover plate group the wind channel mouth.

As an alternative embodiment, the covering member includes:

the second side wall plate surrounds the periphery of the ventilation opening and forms the inclined guide part at the lower side of the ventilation opening, an opening is formed by enclosing one side of the second side wall plate away from the ventilation opening, the outer edge of the mounting plate is connected with the second side wall plate and covers the opening, so that the outer shell, the second side wall plate and the mounting plate form the ventilation channel in an enclosing manner, and the air duct opening is formed in the mounting plate;

the wind power component is connected with the mounting plate and is arranged opposite to the air duct opening.

In order to achieve the second purpose, the following technical scheme is adopted in the disclosure:

in a second aspect, there is provided a display comprising:

the vent structure comprises a back plate and a frame, wherein the frame is arranged around the periphery of the back plate and forms an installation space with the back plate;

and the display module is arranged in the installation space, and the periphery of the display module is connected with the frame.

As an alternative embodiment, the vent comprises:

the air inlet is arranged in an extending manner along the length direction of the display;

the air outlet is arranged at a distance from the air inlet, and the air outlet is smaller than the air inlet;

when the number of the air outlets is two or more, each air outlet is respectively arranged corresponding to the heat source in the display.

The beneficial effect of this disclosure does: the ventilation opening structure is characterized in that at least two ventilation openings are formed in the outer shell, at least one wind power component corresponding to the ventilation openings is arranged, convection is formed between the inside of the outer shell and outside air, at least part of the ventilation openings are used for sucking the outside air into the outer shell, the other part of the ventilation openings are used for exhausting the inside air out of the outer shell, the mobility of the inside air of the outer shell is enhanced, and the heat dissipation performance of electronic equipment such as a display, an interactive panel and the like in an application state is improved;

the inside at the shells corresponds the vent and is provided with covering, covering sets up and is formed with the ventilation passageway with the vent intercommunication around the vent, when dust or moisture get into the shell body inside from the vent, covering is used for blockking dust or moisture, and utilize guide portion with moisture together with the dust towards the vent direction, finally with moisture and dust from vent exhaust shell body, waterproof nature in making electronic equipment's the application can improve, can use in the higher or great scene of dust of let electronic equipment humidity, improve electronic equipment's scene suitability.

Drawings

The present disclosure is described in further detail below with reference to the figures and examples.

Fig. 1 is a schematic view of an overall structure of a display according to an embodiment of the disclosure;

fig. 2 is a schematic view of an inner side structure of the back plate according to the embodiment of the disclosure;

FIG. 3 is an exploded view of the back plate and vent structure according to the embodiment of the present disclosure;

FIG. 4 is an enlarged view of section A of FIG. 3;

FIG. 5 is an enlarged view of section B of FIG. 3;

FIG. 6 is a schematic view of a vent according to an embodiment of the present disclosure;

fig. 7 is a second schematic view of a vent structure according to the embodiment of the disclosure.

In the figure: 10. an outer housing; 11. a vent; 111. an air inlet; 112. an air outlet; 113. a guard plate; 114. a through hole; 12. a back plate; 13. a frame; 20. a covering member; 21. a ventilation channel; 22. an air duct opening; 23. a guide portion; 24. a first cover plate group; 241. a first side wall panel; 242. a baffle plate; 25. a second cover plate group; 251. a second sidewall plate; 252. mounting a plate; 30. a wind power component.

Detailed Description

In order to make the technical problems solved, technical solutions adopted, and technical effects achieved by the present disclosure clearer, the following detailed description of the technical solutions of the embodiments of the present disclosure makes clear that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

In the description of the present disclosure, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present disclosure can be understood in specific instances by those of ordinary skill in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1-2 and 6-7, the present embodiment provides a vent structure, which is mainly applied to electronic devices. The electronic equipment is composed of electronic components such as an integrated circuit, a transistor, an electron tube and the like, is applied to equipment with the function of electronic technology (including) software, and comprises an electronic computer, a robot controlled by the electronic computer, a numerical control or program control system, an intelligent terminal, a display and the like.

In the present embodiment, the vent structure uses a display as an application electronic device, and the display is used in medical or construction field, and the case of a large humidity or a large amount of dust in the application scene is taken as an example.

The ventilation opening structure comprises an outer shell 10, wherein the outer shell 10 is used as a support main body structure of the display, at least two ventilation openings 11 are formed in the surface of the outer shell 10, and the ventilation openings 11 penetrate through the surface of the outer shell 10 so as to communicate the inside and the outside of the outer shell 10.

A covering member 20 is disposed on the inner side of the outer casing 10 at a position corresponding to the vent 11, the covering member 20 is disposed around the vent 11 and is formed with a ventilation channel 21 communicated with the vent 11, the ventilation channel 21 extends upward along the outer casing 10, and one end of the ventilation channel 21 away from the vent 11 is communicated with an air duct opening 22 of the internal environment of the outer casing 10.

The material of the covering member 20 may be one or a combination of a plurality of metals, plastics, and wood, the structural strength of the covering member does not deform in a conventional state until the structural strength is reached, and the surface of the covering member 20 may be subjected to a waterproof process under the condition that the materials such as metals, wood, and the like are easily oxidized and mildewed.

In the case where the covering member 20 is made of a metal material, it is preferable to use an aluminum alloy material, which is one of light metal materials and has excellent waterproof performance, and in this case, the covering member 20 may be a sheet metal member obtained by processing such as bending and pressing, or a profile member obtained by processing such as extrusion and milling.

In the case that the covering member 20 is made of plastic, it can be obtained by processing such as injection molding or extrusion.

In the case where the covering member 20 is a wood material, it may be obtained by a milling process, and it is preferable to coat a water repellent on the surface thereof.

Through setting up the inboard of shell body 10 with covering 20, and the position setting that corresponds vent 11, there is water or dust to get into the inside circumstances of shell body 10 through vent 11 in shell body 10 outside, covering 20 can be with moisture and dust separation between shell body 10 inside and shell body 10 medial surface, and, because ventilation channel 21 extends towards shell body 10's upper portion, under conventional state, moisture, the dust can receive the dead weight influence and can't flow towards wind channel mouth 22 direction after getting into vent 11, thereby avoid moisture and dust and the inside electronic components contact of shell body 10, realize in electronic equipment's application, improve its waterproof, dustproof performance.

Note that the normal state of the display screen means a state in which the display screen is placed in a vertical direction, or a state in which the display screen is tilted within 90 ° in a front or rear direction in the vertical state.

One side that the covering member 20 is close to the vent 11 is provided with a guide portion 23, the guide portion 23 inclines to one side that is close to the outer casing 10 from top to bottom, and the lower extreme of the guide portion 23 is connected with the outer casing 10 and is located the downside of the vent 11. When moisture, the dust gets into inside the shell body 10, and after being blockked by covering 20, moisture, the dust can fall to covering 20 body or covering 20 downside guide portion 23 along the dead weight direction, moisture or dust that fall on covering 20 body also can be along covering 20 body landing to guide portion 23 on, guide portion 23 has the up-down slope, and connect the vent 11 downside on shell body 10, thus, guide portion 23 will lead moisture and dust to vent 11 direction, finally with moisture and dust from vent 11 downside water conservancy diversion play shell body 10, avoid ponding or laying dust in the ventilation passageway 21, ensure that vent 11 business turn over wind volume keeps on can satisfying the radiating level of display screen.

The covering member 20 of the present embodiment has various arrangements as long as the above description is satisfied and the above functions are achieved:

the present embodiment provides an installation structure of a covering member 20, the covering member 20 is a plate-shaped structure, the covering member 20 is disposed inside the outer casing 10, the ventilation channel 21 is formed between the inner side surface of the covering member 20 and the inner side surface of the outer casing 10, and the covering member 20 is connected between the left and right sides and the lower side of the ventilation opening 11 and the inner side of the outer casing 10, so that an air duct opening 22 is also formed between the covering member 20 on the upper side of the ventilation opening 11 and the outer casing 10, and the covering member 20 extends along the upper side of the ventilation opening 11, thereby preventing moisture and dust from easily flowing or drifting to the air duct opening 22 after entering the ventilation opening 11;

as shown in fig. 3 to 5, in the present embodiment, another mounting structure of the covering member 20 is provided, and the covering member 20 has a tubular structure, and the cross-sectional shape thereof may be any one of a circular shape, a triangular shape, a rectangular shape, and an irregular shape. One end of the covering member 20 is connected to the inside of the outer case 10 around the periphery of the ventilation opening 11, a ventilation channel 21 is formed inside the covering member 20, and the other end of the covering member 20 extends toward the upper side of the outer case 10, allowing an air duct opening 22 to be formed at the upper side of the ventilation channel 21.

In the present embodiment, since the covering member 20 is provided, the air entering or exiting from the ventilation opening 11 cannot directly enter the inside of the outer casing 10 from the ventilation opening 11, or cannot directly exit from the inside of the outer casing 10 through the ventilation opening 11, in order for the heat dissipation performance of the electronic device to meet the usage requirement, the wind power member 30 is correspondingly provided at least one ventilation opening 11, the wind power member 30 is preferably provided at the air duct opening 22, or may be provided in the ventilation passage 21, the peripheral portion of the wind power member 30 is hermetically connected with the opening edge of the air duct opening 22, and the positive pressure side or the negative pressure side of the wind power member 30 faces the ventilation passage 21 in the operating state, so that the inside of the outer casing 10 and the outside air form convection. By such an arrangement, it is possible to avoid the situation that the wind force member 30 is directly arranged at the vent 11, and moisture or dust comes into contact with the wind force member 30 when entering from the vent 11, and further the wind force member 30 is short-circuited or deposited, thereby reducing the service life.

In the present embodiment, the vertical direction is defined as the first direction, and when the display is placed vertically and the whole bottom side of the display faces downward and the upper side of the display faces upward, the horizontal height of the air duct opening 22 is greater than the horizontal height of the ventilation opening 11, so that moisture and dust entering the ventilation channel 21 are prevented from entering the inside of the outer housing 10 from the air duct opening 22 and contacting the electronic component.

In order to facilitate the moisture and dust in the ventilation channel 21 to be discharged out of the outer shell 10, the lower end of the guide part 23 is connected with the lower edge of the ventilation opening 11, and after the moisture and dust entering the ventilation channel 21 are mixed, the moisture and dust flow towards the ventilation opening 11 along the inclined direction of the guide part 23 under the guide of the guide part 23 and flow out from the lower edge of the ventilation opening 11, so that the condition that water and dust are accumulated in the ventilation channel 21 is avoided.

The guide portion 23 in the present embodiment may be integrally formed with the covering member 20, and the covering member 20 is a sheet metal member formed by bending, for example.

As shown in fig. 6-7, in order to further improve the dust-proof and water-proof performance of the ventilation opening 11, the ventilation opening 11 may be covered with a protective plate 113, and a plurality of through holes 114 are uniformly distributed and arranged on the protective plate 113, so as to provide a certain blocking effect for moisture and dust and prevent the objects with larger volume from entering the ventilation channel 21 from the ventilation opening 11. In this case, the covering member 20 is disposed at the lower edge of the row of through holes 114 located at the lowest side of the protective plate 113, but of course, under some specific electronic device structures or application scenarios, the lower side of the covering member 20 may also be engaged with the lower edges of the other rows of through holes 114. The guard plate 113 may be integrally formed with the outer casing 10, or may be detachably or fixedly attached to the ventilation opening 11 after the outer casing 10 is formed.

As shown in fig. 1, the ventilation opening 11 includes an air inlet 111 and an air outlet 112, the air inlet 111 and the air outlet 112 are disposed at an interval on the outer housing 10, and the air inlet 111 is larger than the air outlet 112, so as to ensure that an air intake of the air inlet 111 is larger than an air output of the air outlet 112 under the condition that the air pressure of the air inlet 111 and the air pressure of the air outlet 112 are the same, thereby improving the heat dissipation performance of the electronic device. It should be noted that the size larger or smaller than the above is the size of the perimeter of the inlet 111 and the outlet 112. It should be noted that, taking a case that the air inlet 111 and the air outlet 112 are both disposed on the same board surface as an example, the area of the air inlet 111 on the outer casing 10 is larger than the area of the air outlet 112 on the outer casing 10.

In this embodiment, the wind power member 30 is disposed at the air outlet 112 and configured to exhaust the air inside the outer shell 10 out of the outer shell 10 through the air outlet 112, and the suction of dust can be reduced as much as possible by adopting a mode in which the wind power member 30 draws the air inside the outer shell 10 out of the outer shell 10, compared with a mode in which the air is blown into the outer shell 10, and the air volume of the air inlet 111 and the air outlet 112 is kept constant, thereby preventing the air flow inside the outer shell 10 from generating turbulent images and improving the heat dissipation performance inside the outer shell 10.

As shown in fig. 3-4 and 6, in the present embodiment, the first structure of the covering member 20 is taken as an example, the covering member 20 includes a first covering plate group 24 disposed corresponding to the air inlet 111, the first covering plate group 24 includes a first side wall plate 241 and a baffle 242, the first side wall plate 241 is disposed on the left and right sides of the air inlet 111, two opposite sides of the baffle 242 are respectively connected to the two first side wall plates 241, the lower side of the baffle 242 is connected to the outer shell 10 and forms a guide portion 23 on the lower side of the air inlet 111, so that the outer shell 10, the first side wall plate 241 and the baffle 242 surround to form the ventilation channel 21, and the air duct opening 22 is formed on the upper portion of the first covering plate group 24.

At the air inlet 111, or at the air duct opening 22 of the first cover plate set 24, a dustproof filter assembly (not shown) may be further provided to reduce dust entering the interior of the outer casing 10.

As shown in fig. 3, 5, and 7, the covering member 20 further includes a second covering plate set 25 disposed corresponding to the air outlet 112, the second covering plate set 25 includes a second side wall plate 251 and a mounting plate 252, the second side wall plate 251 is disposed around the periphery of the air outlet 112, and forms an inclined guiding portion 23 at the lower side of the air outlet 112, the second side wall plate 251 encloses a side away from the air outlet 112 to form an opening, an outer edge of the mounting plate 252 is connected to the second side wall plate 251 and covers the opening, so that the outer shell 10, the second side wall plate 251, and the mounting plate 252 enclose to form the ventilation channel 21, the mounting plate 252 is opened with an air duct opening 22, and the wind power component 30 is connected to the mounting plate 252 and disposed opposite to the air duct opening 22. Through the arrangement mode, the wind power component 30 is arranged on the surface of the covering part 20, which is just opposite to the inner side of the outer shell 10, the thickness of the side wall plate of the covering part 20 is reduced, the material used by the covering plate is saved, meanwhile, the installation process of the wind power component 30 can be simplified, and the installation efficiency of the whole display is improved.

In other embodiments, the first set of shielding plates 24 is disposed corresponding to the air outlet 112, and the second set of shielding plates 25 is disposed corresponding to the air inlet 111. At this time, at the air inlet 111 or at the air duct opening 22 of the second cover plate set 25, a dustproof filter assembly (not shown) may be further provided to reduce dust entering the inside of the outer casing 10.

As shown in fig. 1 to 3, the display in this embodiment includes the above-mentioned ventilation opening structure, the outer casing 10 includes a back plate 12 and a frame 13, and the frame 13 is disposed around the periphery of the back plate 12 and forms an installation space with the back plate 12. And the display module is arranged in the installation space, and the periphery of the display module is connected with the frame 13. The ventilation opening 11 is formed in the back plate 12 so that the ventilation opening 11 can be positioned at a position corresponding to an electronic component having a high heat generation amount in the display.

The air inlet 111 extends along the length direction of the display. The air outlet 112 and the air inlet 111 are arranged at intervals, and the air outlet 112 is smaller than the air inlet 111. When two or more air outlets 112 are provided, each air outlet 112 is disposed corresponding to an internal heat source of the display, and the air outlets 112 are disposed corresponding to the wind power members 30.

The wind power component 30 according to this embodiment may be a heat dissipation fan, and the housing of the heat dissipation fan is hermetically connected to the inner wall of the ventilation channel 21 or the air duct opening 22, so as to maintain the air tightness between the ventilation channel 21 and the heat dissipation fan, and air can only enter the ventilation channel 21 through the through hole 114 in the housing of the heat dissipation fan.

In the process of operation and heat dissipation of the display, the wind power component 30 operates to enable the inside of the display to form a negative pressure state, so that outside air enters the inside of the display through the air inlet 111 and along the ventilation channel 21 formed by the covering parts 20, dust in the air and outside moisture fall on the corresponding covering part 20 after entering the air inlet 111, finally, the air is discharged from the air outlet 112 after passing through the wind power component 30, and similarly, the air outlet 112 is also provided with the corresponding covering part 20, so that the corresponding dustproof and waterproof effects can be achieved.

Through implementing foretell technical scheme, can satisfy the display and use under the higher application situation of humidity or the great application situation of dust volume, improve display waterproof performance and dustproof performance, reduce the display and under the state of placing or inclining to place, moisture or dust from the inside probability of vent 11 entering equipment in external environment.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship merely for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present disclosure. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean 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 disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principles of the present disclosure have been described above in connection with specific embodiments. The description is only intended to explain the principles of the disclosure and should not be taken in any way as limiting the scope of the disclosure. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present disclosure without inventive effort, which would fall within the scope of the present disclosure.

Claims (10)

1. A vent structure applied to electronic equipment is characterized by comprising:

the air conditioner comprises an outer shell (10) provided with at least two ventilation openings (11), wherein the ventilation openings (11) are used for communicating the inside and the outside of the outer shell (10);

a covering piece (20) is arranged on the inner side of the outer shell (10) corresponding to the ventilation opening (11), the covering piece (20) is arranged around the ventilation opening (11), a ventilation channel (21) communicated with the ventilation opening (11) is formed between the covering piece (20) and the outer shell (10), the ventilation channel (21) extends upwards along the outer shell (10), and an air duct opening (22) used for communicating the internal environment of the outer shell (10) is formed at one end, away from the ventilation opening (11), of the ventilation channel (21);

a guide part (23) is arranged on one side, close to the ventilation opening (11), of the covering part (20), the guide part (23) inclines towards one side, close to the outer shell (10), from top to bottom, and the lower end of the guide part (23) is connected with the outer shell (10) and is located on the lower side of the ventilation opening (11); and

and the wind power component (30) is arranged at least one wind channel opening (22) and is used for enabling the inside of the outer shell (10) to form convection with the outside air.

2. Vent construction according to claim 1, wherein the level of the air duct opening (22) is greater than the level of the vent (11) in the first direction.

3. The vent structure according to claim 1, wherein a lower end of the guide portion (23) is engaged with a lower edge of the vent (11).

4. The vent structure according to claim 1, wherein the vent (11) comprises an air inlet (111) and an air outlet (112), and the air inlet (111) and the air outlet (112) are arranged at intervals on the outer shell (10); the air inlet (111) is larger than the air outlet (112).

5. The vent structure according to claim 4, wherein the air inlet (111) or the air duct opening (22) of the cover member (20) is provided with a dust-proof filter assembly.

6. The vent structure according to claim 4, wherein the wind force member (30) is provided at the air outlet (112) and configured to discharge air inside the outer casing (10) out of the outer casing (10) through the air outlet (112).

7. The vent structure according to claim 1, wherein the cover member (20) includes:

first cover plate group (24), first cover plate group (24) include first side wall board (241) and baffle (242), first side wall board (241) are arranged in respectively the left and right sides of vent (11), two are connected respectively to the relative both sides of baffle (242) first side wall board (241), the downside of baffle (242) is connected shell body (10) and the downside of vent (11) forms guide part (23), so that shell body (10) first side wall board (241) and baffle (242) enclose to close and form ventilation channel (21), the open formation in upper portion of first cover plate group (24) wind channel mouth (22).

8. The vent structure according to claim 1 or 7, wherein the cover member (20) includes:

a second cover plate group (25), wherein the second cover plate group (25) comprises a second side wall plate (251) and a mounting plate (252), the second side wall plate (251) is arranged around the periphery of the ventilation opening (11), and forms the inclined guide part (23) at the lower side of the ventilation opening (11), the second side wall plate (251) is enclosed at the side far away from the ventilation opening (11) to form an opening, the outer edge of the mounting plate (252) is connected with the second side wall plate (251) and covers the opening, so that the outer shell (10), the second side wall plate (251) and the mounting plate (252) are enclosed to form the ventilation channel (21), and the mounting plate (252) is provided with the air duct opening (22);

the wind power component (30) is connected with the mounting plate (252) and is arranged opposite to the air duct opening (22).

9. A display, comprising:

the vent structure according to any one of claims 1 to 8, wherein the outer casing (10) comprises a back plate (12) and a frame (13), the frame (13) is arranged around the periphery of the back plate (12) and forms a mounting space with the back plate (12); and

and the display module is arranged in the installation space, and the periphery of the display module is connected with the frame (13).

10. The display according to claim 9, wherein the ventilation opening (11) comprises:

the air inlet (111) extends along the length direction of the display;

at least one air outlet (112) and the air inlet (111) are arranged at intervals, and the air outlet (112) is smaller than the air inlet (111);

when the number of the air outlets (112) is two or more, each air outlet (112) is respectively arranged corresponding to the heat source inside the display.

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