CN113260221B - External conduction heat-removing type display screen - Google Patents
External conduction heat-removing type display screen Download PDFInfo
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- CN113260221B CN113260221B CN202110341715.3A CN202110341715A CN113260221B CN 113260221 B CN113260221 B CN 113260221B CN 202110341715 A CN202110341715 A CN 202110341715A CN 113260221 B CN113260221 B CN 113260221B
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- rear shell
- collecting plate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20127—Natural convection
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20963—Heat transfer by conduction from internal heat source to heat radiating structure
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20981—Liquid coolant without phase change
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The invention discloses an external heat conduction and removal type display screen, which belongs to the field of display screens, and comprises a screen, wherein the lower end of the screen is fixedly connected with a base, the back of the screen is connected with a rear shell, the outer side of the lower end of the rear shell is provided with an external heat collection plate, through the arrangement of an external support rod, when the display screen is used and generates heat, one end part of the external support rod is heated and expanded under the action of a heat conduction polymorphism body to drive the other end part to move outwards and push the external heat collection plate to be separated from the rear shell, a gap is generated between the external heat collection plate and the rear shell, the flow of air at the gap is effectively accelerated, the heat dissipation area is increased, and therefore, the heat dissipation efficiency is remarkably improved.
Description
Technical Field
The invention relates to the field of display screens, in particular to an external heat-conducting display screen.
Background
The digital display is the final stage of the digital display circuit, which is used to restore the input digital code to digital code. There are many types of digital displays, and the places for withdrawal are also different. Liquid Crystal Displays (LCDs) and light emitting diode displays (LEDs) are more commonly used in digital circuits.
The common digital display of the household appliances is characterized in that: glow nixie tube: high brightness, low cost, but 180V is required for the operating voltage and cannot be matched to the integrated circuit. Fluorescent nixie tube: the LED light source has the advantages of small volume, high brightness, working voltage of about 20V, high response speed, capability of matching with an integrated circuit and green light emission. Liquid Crystal Display (LCD): the power consumption is small, the light impact is prevented, the volume is compact, but the using temperature range is narrow, the display in darkness can not be realized, and the response speed is low. Light emitting diode display (LED): the LED display screen has the advantages of high brightness, clear character pattern, capability of working at low voltage of 1.5-3V, small volume, long service life, high response speed and the like.
In the practical use process, the computer host is usually provided with a radiator, but the display often has no specially configured radiator, and the heat generated in the use process is usually discharged to the outside through the radiating holes at the bottom or at two sides, but in the long-time use process, the radiating holes cannot meet the radiating requirement, so that the temperature of the display is higher and higher, and the accelerated ageing of electronic elements in the display, such as display cards, can influence the service life of the display.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the problems in the prior art and provide an external heat conduction and removal type display screen, which is characterized in that through the arrangement of an external heat conduction supporting rod, when the display screen is used and generates heat, one end part of the external heat conduction supporting rod is heated and expanded under the action of a heat conduction polymorphic body to drive the other end part to move outwards, the external heat-collecting plate is pushed to be separated from a rear shell, a gap is formed between the external heat-collecting plate and the rear shell, the flow of air at the gap is effectively accelerated, the heat dissipation area is increased, and therefore the heat dissipation efficiency is obviously improved.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides an outer heat conduction formula display screen that removes, includes the screen, screen lower extreme fixedly connected with base, the screen back is connected with the backshell, the backshell lower extreme outside is equipped with outer heat collecting plate, the inside excavation of backshell lower extreme has interior shrink chamber, interior shrink intracavity wall fixedly connected with a plurality of outer heat conduction vaulting poles, the excavation has a plurality of epitaxial holes corresponding with outer heat conduction vaulting pole on the backshell, outer heat conduction vaulting pole runs through the epitaxial hole and extends to the backshell outside, and outer heat conduction vaulting pole is located the outer one end of backshell and outer heat collecting plate fixed connection, outer heat conduction vaulting pole includes the outer accuse movable bag with interior shrink intracavity wall fixed connection, the outer glue pole of a plurality of connections between outer heat collecting plate and heat conduction rod tip, heat collecting plate and the heat dissipation effect that the heat dissipation is improved to the outside and the heat dissipation is improved to the outside in the direct contact with the heat collecting plate, thereby the heat dissipation efficiency is improved to the outside in the direct contact with the heat dissipation and the outside, and the heat dissipation is improved the heat dissipation efficiency is improved directly to the outside and the heat dissipation in the direct contact process.
Further, the outer heat-collecting plate is of a multi-through hole structure, so that the surface area of the outer heat-collecting plate in contact with the outside air is increased, the outward radiating efficiency of the heat collected on the outer heat-collecting plate is remarkably improved, the outer heat-collecting plate is made of a light heat-conducting material, the outer heat-collecting plate can conduct efficient outward heat conduction, meanwhile, the light weight of the outer heat-collecting plate is light, when the outer heat-conducting support rod is conveniently heated to move outwards, the outer heat-collecting plate is pushed to be separated from the rear shell, a gap is formed between the outer heat-collecting plate and the rear shell, the air flowing at the gap is effectively accelerated, the radiating area is increased, and therefore the radiating efficiency is remarkably improved.
Further, the length of the outer heat-collecting plate in the vertical direction is not less than half of the length of the screen, and the heat of the display screen is mainly concentrated at the lower half of the back, so that the arrangement of the outer heat-collecting plate can cover most of the heat-emitting area, and the efficient heat dissipation performance of the display screen is effectively ensured.
Furthermore, the outer support rubber rods are made of elastic heat-conducting materials, the diameter of the outer support rubber rods is not larger than 1/5 of the diameter of the outer extending holes, so that when the temperature is reduced in the non-working state of the display screen, the outer control movable bag is restored to deform, when the heat conducting rods retract into the inner shrinking cavity, a plurality of outer support rubber rods are convenient to enter the outer extending holes, the outer heat collecting plates can be attached to the outer surface of the rear shell again, and the heat on the display screen can be absorbed by the outer heat collecting plates when the display screen is used next time.
Furthermore, the inside of the outer control movable bag is filled with the high heat conduction polymorphism body, and a plurality of evenly distributed inner heat collecting wires are fixedly connected between the inner wall of the inner shrinking cavity and the inner wall of the outer control movable bag.
Further, the heat conduction polymorphism body is formed by uniformly mixing high heat conduction gas, heat conduction oil and color sand.
Further, the filling of the heat conduction multi-state body is saturated filling, the volume ratio of the high heat conduction gas to the heat conduction oil to the color sand is 3-5:1-2:1, the high heat conduction gas is mainly used for increasing the volume of the outer control moving bag, the high heat conduction gas is easy to expand when heated, the outer support guide rod is driven to move outwards, the heat conduction oil is used for gathering heat generated by the display screen, the heat conduction multi-state body is convenient to move outwards along the outer guide support rod in a concentrated mode, after the outer control moving bag is broken accidentally, the color sand is exuded along with the heat conduction oil, obvious color difference can be displayed, and a user is reminded of the breakage condition of the outer control moving bag.
Further, the outer accuse dynamic bag is elastic sealing material and makes, the heat conduction pole is for the heat conduction material that fills with water in the inside makes, and water specific heat capacity is great, and heat absorption and heat dissipation are all very fast, and in the use, under the circumstances that the display screen produced heat, the heat conduction pole outwards extends to the backshell to lie in the clearance between outer heat-collecting plate and the backshell, direct contact with outside air, thereby reach the effect of directly outwards giving off the inside heat of backshell, thereby shorten the route that the heat gives off to the external world, thereby show improvement radiating efficiency.
Further, the interior heat collecting filament is in folding relaxation state in outer accuse movable bag, makes interior heat collecting filament and interior shrink intracavity wall contact's area bigger, is convenient for it absorb and gather the heat on the backshell to accelerate the inflation of outer accuse movable bag, make it outwards extend faster, and push away outer heat-collecting plate, and then show the holistic radiating efficiency that improves, effectively protect the stable work of display screen, effectively protect inside electronic component be difficult for being damaged, and the mutual non-contact between two adjacent interior heat collecting filaments, interior heat collecting filament's expansion length is greater than interior shrink intracavity's transverse width, effectively guarantees heat conduction polymorphism when being heated expansion, leads to interior heat collecting filament tensile, is difficult for intertwine to cause the interference to the inflation of outer accuse movable bag between two adjacent interior heat collecting filaments.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the outer guide stay bar is arranged, when the display screen is used and generates heat, under the action of the heat conduction multi-state body, one end part of the outer guide stay bar is heated and expanded to drive the other end part to move outwards, the outer heat-collecting plate is pushed to be separated from the rear shell outwards, a gap is formed between the outer heat-collecting plate and the rear shell, the air flowing at the gap is effectively accelerated, the heat radiating area is increased, the heat radiating efficiency is remarkably improved, in addition, the heat conduction rod extends out of the rear shell and is located in the gap between the outer heat-collecting plate and the rear shell, and is directly contacted with external air, so that the effect of directly radiating heat inside the rear shell outwards is achieved, the path of radiating heat to the outside is shortened, and the heat radiating efficiency is further remarkably improved.
(2) The outer heat collecting plate is of a multi-through hole structure, so that the surface area of the outer heat collecting plate in contact with external air is increased, the outward radiating efficiency of heat collected on the outer heat collecting plate is remarkably improved, the outer heat collecting plate is made of a light heat conducting material, the outer heat collecting plate can conduct efficient outward heat conducting capacity, meanwhile, the light weight of the outer heat collecting plate is convenient for the outer heat conducting supporting rod to push the outer heat collecting plate to be separated from the rear shell outwards when being heated to move outwards, a gap is formed between the outer heat collecting plate and the rear shell, the flowing of air at the gap is effectively accelerated, the radiating area is increased, and therefore the radiating efficiency is remarkably improved.
(3) The length of the outer heat collecting plate in the vertical direction is not less than half of the length of the screen, and the display screen heating is mainly concentrated on the lower half of the back, so that the arrangement of the outer heat collecting plate can cover most of heating areas, and the efficient heat dissipation of the display screen is effectively ensured.
(4) The outer support rubber rods are made of elastic heat-conducting materials, the diameters of the outer support rubber rods are not larger than 1/5 of the diameters of the outer extending holes, so that when the temperature is reduced in the non-working state of the display screen, the outer control movable bag is restored to deform, when the heat conducting rods retract into the inner shrinking cavity, the outer support rubber rods are convenient to enter the outer extending holes, the outer heat collecting plates can be attached to the outer surface of the rear shell again, and the outer heat collecting plates can absorb heat on the display screen when the display screen is used next time.
(5) The inside of the outer control movable bag is filled with a high heat conduction polymorphism body, a plurality of evenly distributed inner heat collecting wires are fixedly connected between the inner wall of the inner shrinkage cavity and the inner wall of the outer control movable bag, the heat conduction polymorphism body is formed by evenly mixing high heat conduction gas, heat conduction oil and color sand, the filling of the heat conduction polymorphism body is saturated filling, the volume ratio of the high heat conduction gas, the heat conduction oil and the color sand is 3-5:1-2:1, the high heat conduction gas is mainly used for increasing the volume of the outer control movable bag, so that the outer control movable bag is easy to expand when heated, the outer support guide rod is driven to move outwards, the heat conduction oil is used for gathering heat generated by the display screen, so that the heat collection is convenient to move outwards along the outer guide rod, after the outer control movable bag is broken accidentally, the color sand is exuded along with the heat conduction oil, obvious color difference can be presented, and the user is reminded of the breaking condition of the outer control movable bag.
(6) The outer accuse moves the bag and is made for elastic sealing material, and the heat-conducting rod is for the inside heat-conducting material that fills with water and makes, and water specific heat capacity is great, and heat absorption and heat dissipation are all very fast, and in the use, under the circumstances that the display screen produced heat, the heat-conducting rod extends outside the backshell to lie in the clearance between outer heat-collecting plate and the backshell, directly contact with outside air, thereby reach the effect of directly outwards giving off the inside heat of backshell, thereby shorten the route that the heat gives off to the external world, thereby show improvement radiating efficiency.
(7) The inner heat collecting wires are in a folding and loosening state in the outer control movable bag, so that the contact area between the inner heat collecting wires and the inner wall of the inner shrinking cavity is larger, the heat on the rear shell is absorbed and gathered conveniently, the expansion of the outer control movable bag is accelerated, the heat collecting wires are enabled to extend outwards faster, the outer heat collecting plates are pushed away, the overall heat dissipation efficiency is remarkably improved, the stable operation of a display screen is effectively protected, the inner electronic elements are effectively protected from being damaged, the adjacent two inner heat collecting wires are not contacted with each other, the expansion length of the inner heat collecting wires is larger than the transverse width of the inner shrinking cavity, and the heat conduction polymorphism body is effectively guaranteed to be interfered by the expansion of the outer control movable bag due to the fact that the adjacent two inner heat collecting wires are not easy to intertwine when the inner heat collecting wires stretch.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic diagram of the structure shown at A in FIG. 2;
FIG. 4 is a schematic view of the structure of the lower end portion of the present invention;
FIG. 5 is a schematic view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of the structure of the outer guide strut of the present invention;
fig. 7 is a schematic structural diagram of the outer guide strut of the present invention when heated.
The reference numerals in the figures illustrate:
1 screen, 2 base, 11 backshell, 3 outer heat collecting plate, 4 interior shrink chamber, 51 outer accuse moving bag, 52 heat conduction pole, 53 outer propping rubber pole, 6 extension hole, 7 interior heat collecting wires.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only a few embodiments of the present invention; but not all embodiments, are based on embodiments in the present invention; all other embodiments obtained by those skilled in the art without undue burden; all falling within the scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1:
referring to fig. 1-2, an external heat conduction and removal type display screen comprises a screen 1, wherein the lower end of the screen 1 is fixedly connected with a base 2, the back surface of the screen 1 is connected with a rear shell 11, an external heat collecting plate 3 is arranged on the outer side of the lower end of the rear shell 11, the length of the external heat collecting plate 3 in the vertical direction is not less than half of the length of the screen 1, and the display screen mainly concentrates on the lower half of the back surface, so that the arrangement of the external heat collecting plate 3 can cover most of heat-emitting areas, and therefore the efficient heat dissipation of the display screen is effectively ensured.
Referring to fig. 3, an inner shrinkage cavity 4 is cut in the lower end of the rear shell 11, a plurality of outer guide supporting rods are fixedly connected to the inner wall of the inner shrinkage cavity 4, a plurality of outer extension holes 6 corresponding to the outer guide supporting rods are cut in the rear shell 11, the outer guide supporting rods penetrate through the outer extension holes 6 and extend out of the rear shell 11, and one end of each outer guide supporting rod located outside the rear shell 11 is fixedly connected with the outer heat collecting plate 3.
Referring to fig. 4, the outer heat collecting plate 3 has a multi-through hole structure, so that the surface area of the outer heat collecting plate 3 in contact with the external air is increased, and further the outward radiating efficiency of the heat collected on the outer heat collecting plate 3 is remarkably improved, and the outer heat collecting plate 3 is made of a light heat conducting material, so that the heat conducting efficiency is remarkably improved, when the outer heat conducting rod is heated to move outwards, the outer heat collecting plate 3 is pushed to be separated from the rear shell 11 due to the light gravity, a gap is generated between the outer heat collecting plate 3 and the rear shell 11, the flow of the air at the gap is effectively accelerated, the radiating area is increased, and therefore the radiating efficiency is remarkably improved.
Referring to fig. 6, the outer conductive supporting rod includes an outer control moving bag 51 fixedly connected with the inner wall of the inner shrinking cavity 4, a heat conducting rod 52 movably penetrating through the outer shrinking cavity 6, and a plurality of outer supporting rubber rods 53 connected between the outer heat collecting plate 3 and the end part of the heat conducting rod 52, wherein the heat conducting rod 52 is fixedly connected with the middle part of the outer control moving bag 51, the outer supporting rubber rods 53 are made of elastic heat conducting materials, the diameter of the outer supporting rubber rods 53 is not greater than 1/5 of the diameter of the outer shrinking cavity 6, so that the outer control moving bag 51 is deformed after the temperature is reduced in the non-working state of the display screen, when the heat conducting rod 52 is retracted into the inner shrinking cavity 4, a plurality of outer supporting rubber rods 53 are convenient to enter into the outer shrinking cavity 6, the outer heat collecting plate 3 can be attached to the outer surface of the rear shell 11 again, when the display screen is used next time, the outer heat collecting plate 3 absorbs heat on the display screen, the outer control moving bag 51 is made of elastic sealing materials, the heat conducting rods 52 are made of heat conducting materials filled inside, the heat conducting materials are large in the water capacity, and are rapid in the use process, the heat collecting plate 52 is generated by the display screen, the heat is directly extended to the heat collecting plate 3, and then the heat collecting plate is directly contacted with the outer shell 11, and the heat collecting shell 11 is directly cooled, and the heat is directly cooled down, and the heat is directly cooled down and directly cooled down.
The inside of outer accuse movable bag 51 is filled with the high thermal conductivity polymorphic body, and the interior thermal-arrest silk 7 of a plurality of evenly distributed of fixedly connected with between inner shrink cavity 4 inner wall and the outer accuse movable bag 51 inner wall, interior thermal-arrest silk 7 is in folding relaxation state in outer accuse movable bag 51, make interior thermal-arrest silk 7 and the area of inner shrink cavity 4 inner wall contact bigger, be convenient for it absorb and gather the heat on the backshell 11, thereby accelerate the inflation of outer accuse movable bag 51, make its faster outwards extend, and push away outer thermal-arrest plate 3, and then show the radiating efficiency who improves holistic, effectively protect the steady work of display screen, effectively protect inside electronic component be difficult for being damaged, and the expansion length of interior thermal-arrest silk 7 is greater than the lateral width of inner shrink cavity 4, effectively guarantee the thermal conductivity polymorphic body and be heated the expansion, when leading to interior thermal-arrest silk 7 tensile, be difficult for twining each other between two interior thermal-arrest silk 7 and cause the interference to outer movable bag 51, polymorphic body is by high temperature gas, oil and various filling evenly mix, make it outwards extend, and push away outer thermal-arrest plate 3, the thermal-arrest plate 5 is used for the thermal-arrest silk-conducting sand, the thermal-arrest contrast is more than the thermal-arrest contrast that the thermal-arrest silk is 1, the thermal-arrest contrast is more than the thermal-arrest contrast is used for the thermal-arrest contrast of outer accuse bag, and is more than the thermal-arrest contrast to be used to be taken to the heat, and the thermal-arrest contrast is more than the expansion to be more than to be broken to the outward to the heat, and is broken to the thermal-arrest to, and is broken to be produced and is broken to, and is produced and is.
Through the setting of outer heat conduction stay bar, when the display screen uses and produces heat, under the polymorphic body effect of heat conduction, one tip of outer heat conduction stay bar is heated to expand, drive the outside removal of another tip, and promote outside heat-collecting plate 3 and the separation of backshell 11, and produce the clearance between outer heat-collecting plate 3 and backshell 11, effectively accelerate the flow of air in this clearance department and increase radiating area, thereby show and improve radiating efficiency, in addition this in-process, heat conduction rod 52 outwards extends outside backshell 11, and lie in the clearance between outer heat-collecting plate 3 and the backshell 11, directly with outside air contact, thereby reach the effect of directly outwards giving off the heat of backshell 11 inside, the route that heat gives off to the external is shortened, further show and improve radiating efficiency.
The above; is only a preferred embodiment of the present invention; the scope of the invention is not limited in this respect; any person skilled in the art is within the technical scope of the present disclosure; equivalent substitutions or changes are made according to the technical proposal of the invention and the improved conception thereof; are intended to be encompassed within the scope of the present invention.
Claims (5)
1. The utility model provides an outer heat removal formula display screen, includes screen (1), screen (1) lower extreme fixedly connected with base (2), its characterized in that: the back of the screen (1) is connected with a rear shell (11), an outer heat collecting plate (3) is arranged at the outer side of the lower end of the rear shell (11), an inner shrinkage cavity (4) is formed in the lower end of the rear shell (11), a plurality of outer guide supporting rods are fixedly connected to the inner wall of the inner shrinkage cavity (4), a plurality of outer extension holes (6) corresponding to the outer guide supporting rods are formed in the rear shell (11), the outer guide supporting rods penetrate through the outer extension holes (6) and extend out of the rear shell (11), one end of each outer guide supporting rod, which is located outside the rear shell (11), is fixedly connected with the outer heat collecting plate (3), each outer guide supporting rod comprises an outer control moving bag (51) fixedly connected with the inner wall of the inner shrinkage cavity (4), a plurality of outer support rubber rods (53) which are movably connected between the outer heat collecting plate (3) and the end parts of the outer guide supporting rods (52), and the middle parts of the outer guide moving supporting rods (52) are fixedly connected with the outer control moving bags (51);
the outer heat-collecting plate (3) is of a multi-through hole structure, and the outer heat-collecting plate (3) is made of a light heat-conducting material;
the inside of the outer control movable bag (51) is filled with a high heat conduction polymorphism body, and a plurality of inner heat collecting wires (7) which are uniformly distributed are fixedly connected between the inner wall of the inner shrinkage cavity (4) and the inner wall of the outer control movable bag (51); the heat conduction polymorphism body is formed by uniformly mixing high heat conduction gas, heat conduction oil and color sand; the outer control dynamic bag (51) is made of an elastic sealing material, and the heat conducting rod (52) is made of a heat conducting material filled with water; the inner heat collecting wires (7) are in a folding and loosening state in the outer control movable bag (51), and two adjacent inner heat collecting wires (7) are not contacted with each other; the deformation of the outer control moving bag (51) enables the heat conducting rod (52) to stretch, so that the outer control moving bag (51) is deformed after the temperature is reduced in the non-working state of the display screen, the heat conducting rod (52) is retracted into the inner shrinking cavity (4), and under the condition that the display screen generates heat in the use process, the outer control moving bag (51) is heated and expanded due to the fact that the high heat conducting polymorphism is filled in the display screen, and therefore the heat conducting rod (52) can be pushed to extend out of the rear shell (11).
2. The exterior heat removal display of claim 1, wherein: the length of the outer heat-collecting plate (3) in the vertical direction is not less than half of the length of the screen (1).
3. The exterior heat removal display of claim 1, wherein: the outer support rubber rod (53) is made of elastic heat-conducting materials, and the diameter of the outer support rubber rod (53) is not larger than 1/5 of the diameter of the extension hole (6).
4. The exterior heat removal display of claim 1, wherein: the filling of the heat conduction polymorphism body is saturated filling, and the volume ratio of the high heat conduction gas to the heat conduction oil to the color sand is 3-5:1-2:1.
5. The exterior heat removal display of claim 1, wherein: the expansion length of the inner heat collecting wire (7) is larger than the transverse width of the inner shrinkage cavity (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341715.3A CN113260221B (en) | 2021-03-30 | 2021-03-30 | External conduction heat-removing type display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341715.3A CN113260221B (en) | 2021-03-30 | 2021-03-30 | External conduction heat-removing type display screen |
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| CN113260221A CN113260221A (en) | 2021-08-13 |
| CN113260221B true CN113260221B (en) | 2023-06-09 |
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