CN220041334U - Dot matrix display screen easy to radiate heat in front - Google Patents
Dot matrix display screen easy to radiate heat in front Download PDFInfo
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- CN220041334U CN220041334U CN202321158992.1U CN202321158992U CN220041334U CN 220041334 U CN220041334 U CN 220041334U CN 202321158992 U CN202321158992 U CN 202321158992U CN 220041334 U CN220041334 U CN 220041334U
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- strip
- display screen
- film
- hollow strip
- shaped
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- 239000011159 matrix material Substances 0.000 title claims abstract description 18
- 239000002131 composite material Substances 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 5
- 229920002799 BoPET Polymers 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 36
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The embodiment of the utility model discloses a dot matrix display screen easy for front heat dissipation, which comprises a display screen body, a hollow strip-shaped plate, a sealed gas storage box and a three-layer composite transparent film with a gas channel, wherein strip-shaped mounting holes are formed in the upper part and the lower part of the display screen body; the two hollow strip-shaped plates are oppositely arranged in the two strip-shaped mounting holes; the gas channel in the three-layer composite transparent film is communicated with the interior of the hollow strip-shaped plate; the sealed gas storage box is communicated with a miniature air pump, and an air outlet of the miniature air pump is communicated with the inside of one of the hollow strip-shaped plates through an air pipe; the other hollow strip-shaped plate is communicated with the sealed gas storage box through a gas pipe. The front side of the display screen body is pasted with three layers of composite transparent films, and then the heat is taken away by flowing air in a gas channel in the three layers of composite transparent films, so that the front side of the display screen body is cooled; the three-layer composite transparent film is installed through the hollow strip-shaped plate and the clamping strip, so that the three-layer composite transparent film is convenient to assemble, disassemble and replace.
Description
Technical Field
The utility model relates to the technical field of display screens, in particular to a dot matrix display screen easy to radiate heat from the front surface.
Background
The LED lattice display screen is rapidly developed due to the advantages of high brightness, low working voltage, small power consumption, modularization, long service life, impact resistance, stable performance and the like.
But this display screen can produce a large amount of heat when long-time work, can set up heat abstractor at the back of display screen generally and dispel the heat, but because its surface orderly arranged's lamp pearl also can generate heat, only set up heat abstractor at the back, it is relatively poor to positive cooling effect. The long-time work can cause the damage of the individual lamp beads on the front surface, the display effect is affected, the front surface of the display screen is used for displaying, and the cooling equipment cannot be easily added, so we propose a dot matrix display screen which is easy for front surface heat dissipation.
Disclosure of Invention
In view of the above, the present utility model provides a dot matrix display screen with easy front heat dissipation, which is used for solving the problem that the front of the dot matrix display screen in the prior art is not easy to dissipate heat.
A dot matrix display screen easy to radiate heat in front comprises a display screen body, a hollow strip-shaped plate, a sealed gas storage box and a three-layer composite transparent film with a gas channel, wherein strip-shaped mounting holes are formed in the upper part and the lower part of the display screen body; the two hollow strip-shaped plates are arranged and are oppositely arranged in the two strip-shaped mounting holes; the upper end and the lower end of the three-layer composite transparent film are respectively fixed at one end of the two hollow strip-shaped plates, and a gas channel in the three-layer composite transparent film is communicated with the interior of the hollow strip-shaped plates; the sealed gas storage box is communicated with a miniature air pump, and the air outlet of the miniature air pump is communicated with the inside of one of the hollow strip-shaped plates through an air pipe; the other hollow strip-shaped plate is communicated with the sealed gas storage box through a gas pipe.
Preferably, the three-layer composite transparent film comprises an inner film, an outer film and an intermediate film, wherein the inner film, the outer film and the intermediate film are glued together, the inner film and the outer film are both transparent PET films, the intermediate film is a graphene transparent film, the intermediate film is formed by vertically and parallelly arranging a plurality of strip films at intervals, and gaps among the strip films are matched with the inner film and the outer film to form a gas channel which penetrates up and down; the upper part and the lower part of the inner membrane are both provided with transverse vent holes.
Preferably, one side of the hollow strip plate is provided with an opening, a clamping strip is clamped on the side surface of the hollow strip plate, a clamping opening is formed in the clamping strip, the end part of the three-layer composite transparent film is arranged in the clamping opening, and at the moment, the vent hole on the inner film is aligned with the opening.
Preferably, a plurality of bayonets are arranged on the side face of the hollow strip-shaped plate, and elastic clamping points corresponding to the bayonets one by one are arranged on one side of the clamping strip.
Preferably, sealing rubber films are adhered to the side surface of the hollow strip-shaped plate with the opening and the inner side surface of the clamping strip.
Preferably, the width of the hollow strip plate is smaller than the thickness of the display screen body, and a handle screw is mounted on one side of the hollow strip plate in a threaded manner.
Preferably, the sealing gas storage box is provided with a gas adding port, and a blocking cover is arranged on the gas adding port.
Preferably, the sealed gas storage box is of a copper structure, and the surface of the sealed gas storage box is provided with radiating fins.
The implementation of the embodiment of the utility model has the following beneficial effects:
after the dot matrix display screen which is easy to dissipate heat in the front side is adopted,
the three-layer composite transparent film is posted on the front side of the display screen body, and then the heat is taken away by using flowing air in the gas channel in the three-layer composite transparent film, so that the front side of the display screen body can be cooled under the condition that the display is not affected, and the display screen is quite convenient;
the three-layer composite transparent film is installed through the hollow strip-shaped plate and the clamping strip, so that the three-layer composite transparent film is convenient to assemble, disassemble and replace;
carbon dioxide can be injected into the sealed gas storage box, and the carbon dioxide can absorb heat and take away; and the effect of sealed gas storage box has realized the internal circulation mode, avoids outside dust to get into circulation system, can long-time operation, can not block up the inside gas passage of three-layer composite transparent film.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic diagram of a display body according to an embodiment;
FIG. 2 is a schematic illustration of the connection of a sealed gas storage cartridge to a hollow strip panel in one embodiment;
FIG. 3 is a schematic view of the structure of a hollow strip plate in one embodiment;
FIG. 4 is an enlarged schematic view of the portion A in FIG. 3;
FIG. 5 is a schematic view of a part of the structure of a card strip according to one embodiment;
fig. 6 is an exploded structural schematic of a three-layer composite transparent film in one embodiment.
Reference numerals: 1. a display screen body; 2. a strip-shaped mounting hole; 3. a hollow strip-shaped plate; 301. an open mouth; 302. a bayonet; 4. a handle screw; 5. clamping strips; 501. a clamping opening; 502. an elastic stuck point; 6. three layers of composite transparent films; 601. an inner membrane; 602. a vent hole; 603. an intermediate film; 604. an outer membrane; 7. an air pipe; 8. sealing the gas storage box; 9. a micro air pump.
Detailed Description
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 to which this utility model belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
Example 1
Referring to fig. 1-6, a dot matrix display screen with easy front heat dissipation includes a display screen body 1, a hollow strip plate 3, a sealed gas storage box 8, and a three-layer composite transparent film 6 with gas channels; wherein, the upper part and the lower part of the display screen body 1 are provided with strip-shaped mounting holes 2; the two hollow strip-shaped plates 3 are arranged, the two hollow strip-shaped plates 3 are oppositely arranged in the two strip-shaped mounting holes 2, and the width of each hollow strip-shaped plate 3 is smaller than the thickness of the display screen body 1; a handle screw 4 is arranged on one side of the hollow strip-shaped plate 3 in a threaded manner, and the length of the handle screw 4 screwed in can be adjusted so that the hollow strip-shaped plate 3 is retracted into the strip-shaped mounting hole 2, thereby tightening the three-layer composite transparent film 6; the upper end and the lower end of the three-layer composite transparent film 6 are respectively fixed at one end of the two hollow strip-shaped plates 3, and a gas channel in the three-layer composite transparent film 6 is communicated with the interior of the hollow strip-shaped plates 3; the sealed gas storage box 8 is communicated with a micro air pump 9, and an air outlet of the micro air pump 9 is communicated with the inside of one of the hollow strip-shaped plates 3 through an air pipe 7; the other hollow strip-shaped plate 3 is communicated with a sealed gas storage box 8 through a gas pipe 7.
As shown in fig. 6, the three-layer composite transparent film 6 comprises an inner film 601, an outer film 604 and an intermediate film 603, wherein the inner film 601, the outer film 604 and the intermediate film 603 are glued together, the inner film 601 and the outer film 604 are both transparent PET films, the intermediate film 603 is a graphene transparent film, the intermediate film 603 is formed by vertically and parallelly arranging a plurality of strip films at intervals, and gaps among the strip films are matched with the inner film 601 and the outer film 604 to form a gas channel which penetrates up and down; the upper and lower portions of the inner membrane 601 are each provided with a transverse vent 602.
When the micro air pump 9 works, the micro air pump is used for pressurizing air, so that flowing micro-pressure air flows downwards from the upper end of the air channel, and when the micro air pump flows, heat on the three-layer composite transparent film 6 can be taken away, so that the micro air pump enters the sealed air storage box 8, and the heat is emitted outwards through the sealed air storage box 8.
Specifically, as shown in fig. 4 and 5, one side of the hollow strip-shaped plate 3 is provided with an opening 301, and a clamping strip 5 is clamped on the side of the hollow strip-shaped plate 3, a clamping opening 501 is provided on the clamping strip 5, and the end of the three-layer composite transparent film 6 is installed in the clamping opening 501, at this time, the vent 602 on the inner film 601 is aligned with the opening 301. The side of the hollow strip-shaped plate 3 is provided with a plurality of bayonets 302, and one side of the clamping strip 5 is provided with elastic clamping points 502 which are in one-to-one correspondence with the bayonets 302. The side surface of the hollow strip-shaped plate 3 with the opening 301 is adhered with sealing rubber films on the inner side surface of the clamping strip 5. The clamping strip 5 is of a plastic structure in implementation, the three-layer composite transparent film 6 is clamped by using elasticity, and the friction force and the sealing performance are further improved by using the sealing rubber film.
In specific implementation, other sealing gas storage boxes 8 are provided with gas adding ports, and the gas adding ports are provided with blocking covers. The sealed gas storage box 8 is of a copper structure, and the surface of the sealed gas storage box is provided with radiating fins. The gas is added through the gas adding port, so that the oxygen component of the internal circulating air is reduced, and the gas component (such as carbon dioxide) capable of absorbing heat is increased; when in use, the sealed gas storage box 8 can be installed in the rear cover of the display screen body 1, and can also be installed outside the rear cover of the display screen body 1, and the heat dissipation and the temperature reduction are carried out in a mode of adding heat dissipation fins.
To sum up: the utility model takes away heat by using flowing air in the air channel in the three-layer composite transparent film 6, can realize the front cooling of the display screen body 1 under the condition of not influencing normal display, and the three-layer composite transparent film 6 is installed through the hollow strip-shaped plate 3 and the clamping strip 5, thereby being convenient for disassembly, assembly and replacement; the internal circulation mode is realized by utilizing the effect of the sealed gas storage box 8, so that external dust is prevented from entering a circulation system, the operation can be performed for a long time, and the gas channel inside the three-layer composite transparent film 6 is not blocked.
It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.
Claims (8)
1. A dot matrix display screen with easy front heat dissipation, comprising:
the display screen body (1) is provided with strip-shaped mounting holes (2) at the upper part and the lower part;
the hollow strip-shaped plates (3) are arranged in two, and the two hollow strip-shaped plates (3) are oppositely arranged in the two strip-shaped mounting holes (2);
the three-layer composite transparent film (6) is provided with gas channels, the upper end and the lower end of the three-layer composite transparent film (6) are respectively fixed at one ends of the two hollow strip-shaped plates (3), and the gas channels in the three-layer composite transparent film (6) are communicated with the interior of the hollow strip-shaped plates (3);
the sealed gas storage box (8), a miniature gas pump (9) is arranged on the sealed gas storage box (8) in a communicating way, and a gas outlet of the miniature gas pump (9) is communicated with the inside of one of the hollow strip-shaped plates (3) through a gas pipe (7); the other hollow strip-shaped plate (3) is communicated with the sealed gas storage box (8) through a gas pipe (7).
2. The dot matrix display screen easy to dissipate heat in front of claim 1, wherein: the three-layer composite transparent film (6) comprises an inner film (601), an outer film (604) and an intermediate film (603), wherein the inner film (601), the outer film (604) and the intermediate film (603) are glued together, the inner film (601) and the outer film (604) are both transparent PET films, the intermediate film (603) is a graphene transparent film, the intermediate film (603) is formed by vertically and parallelly arranging a plurality of strip-shaped films at intervals, and gaps among the strip-shaped films are matched with the inner film (601) and the outer film (604) to form an up-down through gas channel; the upper part and the lower part of the inner membrane (601) are respectively provided with a transverse vent hole (602).
3. The dot matrix display screen easy to dissipate heat in front of claim 2, wherein: one side of the hollow strip-shaped plate (3) is provided with an opening (301), a clamping strip (5) is clamped on the side face of the hollow strip-shaped plate (3), a clamping opening (501) is formed in the clamping strip (5), the end portion of the three-layer composite transparent film (6) is arranged in the clamping opening (501), and at the moment, a vent hole (602) in the inner film (601) is aligned with the opening (301).
4. A dot matrix display panel with easy front side heat dissipation as claimed in claim 3, wherein: the side of cavity strip shaped plate (3) is provided with a plurality of bayonet sockets (302), one side of card strip (5) is provided with elasticity stuck point (502) with bayonet socket (302) one-to-one.
5. The dot matrix display screen easy to dissipate heat in front of claim 4, wherein: sealing rubber films are adhered to the side surface of the hollow strip-shaped plate (3) with the opening (301) and the inner side surface of the clamping strip (5).
6. The dot matrix display screen easy to dissipate heat in front of claim 1, wherein: the width of the hollow strip-shaped plate (3) is smaller than the thickness of the display screen body (1), and a handle screw (4) is arranged on one side of the hollow strip-shaped plate (3) in a threaded mode.
7. The dot matrix display screen easy to dissipate heat in front of claim 1, wherein: an air inlet is arranged on the sealed air storage box (8), and a blocking cover is arranged on the air inlet.
8. The dot matrix display screen easy to dissipate heat in front of claim 1, wherein: the sealed gas storage box (8) is of a copper structure, and radiating fins are arranged on the surface of the sealed gas storage box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321158992.1U CN220041334U (en) | 2023-05-15 | 2023-05-15 | Dot matrix display screen easy to radiate heat in front |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321158992.1U CN220041334U (en) | 2023-05-15 | 2023-05-15 | Dot matrix display screen easy to radiate heat in front |
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CN220041334U true CN220041334U (en) | 2023-11-17 |
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CN202321158992.1U Active CN220041334U (en) | 2023-05-15 | 2023-05-15 | Dot matrix display screen easy to radiate heat in front |
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- 2023-05-15 CN CN202321158992.1U patent/CN220041334U/en active Active
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