CN111179780B - Highly waterproof liquid crystal display assembly - Google Patents
Highly waterproof liquid crystal display assembly Download PDFInfo
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- CN111179780B CN111179780B CN202010175851.5A CN202010175851A CN111179780B CN 111179780 B CN111179780 B CN 111179780B CN 202010175851 A CN202010175851 A CN 202010175851A CN 111179780 B CN111179780 B CN 111179780B
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- crystal display
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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
- G09F9/35—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 being liquid crystals
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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
Abstract
The invention discloses a highly waterproof liquid crystal display screen component, belonging to the field of liquid crystal display screen components, in the process of normal operation of a liquid crystal display main body, hot air in a waterproof box can normally exchange heat with outside air, at the moment, the heat dissipation effect is best, electronic elements in the liquid crystal display main body are in the best working state, when water inlet accidents occur through holes in the waterproof box, the space at the lower side of a partition plate exchanges heat with the outside through a slide rod, the heat dissipation effect is worst, but the heat accumulated in the waterproof box is not easy to influence the normal operation, the heat accumulated in the waterproof box is increased along with the increase of the sealing time of a sealing hole, at the moment, the gas in the waterproof box can exchange heat with the outside through auxiliary heat dissipation holes on a heat dissipation pipe, the heat dissipation effect is better, and the heat accumulated in the waterproof box is greatly reduced, the waterproof effect of the liquid crystal display main body is greatly increased.
Description
Technical Field
The present invention relates to the field of liquid crystal display screen assemblies, and more particularly, to a highly water resistant liquid crystal display screen assembly.
Background
The liquid crystal display is an active matrix liquid crystal display driven by Thin Film Transistor (TFT), and mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to match with a back lamp tube to form a picture. IPS, TFT, SLCD all belong to LCD's subclass, LCD's theory of operation is: under the action of electric field, the change of the arrangement direction of liquid crystal molecules is utilized to change (modulate) the light transmittance of an external light source, so that electro-optical conversion is completed, and color reproduction of time domain and space domain is completed through different excitations of R, G, B tricolor signals and through red, green and blue tricolor filter films.
The liquid crystal display has numerous internal electronic elements, once the water inlet accident happens, the electronic elements are easy to be short-circuited or rusted, therefore, the waterproof measure of the liquid crystal display is an important link for the normal work of the liquid crystal display, along with the increasing of the industrial level, the installation between the liquid crystal display components is more and more precise, no gap exists between the components, the water inlet accident basically does not happen, and in the normal work process of the electronic elements in the liquid crystal display, a large amount of heat can be generated, if the heat is not timely dissipated, the heat can increase the working temperature of the electronic elements, the normal work of the electronic elements is easy to be influenced, even the service life of the electronic elements is reduced, therefore, the liquid crystal display is usually provided with heat dissipating holes for heat dissipation, and once the external liquid water enters the liquid crystal display through the heat dissipating holes, the short circuit or corrosion of electronic elements is easily caused, and the normal operation of the liquid crystal display is influenced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a highly waterproof liquid crystal display screen assembly which can greatly increase the waterproof effect of a liquid crystal display on the premise of not influencing the normal heat dissipation of the liquid crystal display, so that the liquid crystal display is not easy to cause water inlet accidents, is not easy to cause short circuit or corrosion of electronic elements and is not easy to influence the normal work of the liquid crystal display.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A highly waterproof liquid crystal display assembly comprises a liquid crystal display main body, wherein display heat dissipation holes are formed in the liquid crystal display main body, a waterproof box matched with the display heat dissipation holes is arranged on one side of the liquid crystal display main body, through holes are formed in the upper end of the waterproof box, a T-shaped sliding groove is formed in the liquid crystal display main body, a sealing gasket matched with the T-shaped sliding groove is fixedly connected to one end, close to the liquid crystal display main body, of the waterproof box, the liquid crystal display main body is in sliding connection with the waterproof box through the T-shaped sliding groove and a T-shaped sliding block, a partition plate is fixedly connected in the waterproof box, the inner part of the waterproof box is divided into a fixed cavity and a movable cavity through the partition plate, the fixed cavity is located at the lower part of the movable cavity, a plurality of sealing holes are formed in the partition plate, a sliding rod is inserted in each sealing hole, and the sliding rod comprises a sealing rod and a limiting rod, the limiting rod is positioned in the movable cavity and matched with the sealing hole, the upper end of the limiting rod is fixedly connected with the bearing plate, the upper end of the bearing plate is fixedly connected with the main absorbent cotton pad, the upper end of the separation plate is fixedly connected with a pile of auxiliary absorbent cotton pads, the two auxiliary absorbent cotton pads are respectively positioned at two sides of the bearing plate, the waterproof box is provided with a positioning hole matched with the limiting rod, one end of the limiting rod, far away from the sealing rod, penetrates through the positioning hole, the limiting rod is fixedly connected with a limiting ring, a first compression spring is fixedly connected between the limiting ring and the inner wall of the waterproof box, and the first compression spring is sleeved at the outer side of the sliding rod, so that the waterproof effect of the liquid crystal display main body is greatly improved on the premise of not influencing the normal heat dissipation of the liquid crystal display main body, the liquid crystal display main body is not easy to generate water inlet accidents, and electronic elements are not easy to be short-circuited or rusted, the normal operation of the liquid crystal display main body is not easily affected.
Further, fixedly connected with scrubbing brush on the T type spout inner wall, in external debris can effectively be avoided to the scrubbing brush falls into T type spout, normal installation and the dismantlement of waterproof box are difficult for influencing.
Further, the scrubbing brush chooses for use the ebonite to make, under the elastic prerequisite of scrubbing brush not influencing, increases the intensity of scrubbing brush by a wide margin, makes the scrubbing brush can effectively prevent that external debris from falling into too deeply in T type spout, conveniently clears up.
Furthermore, a sealing gasket matched with the waterproof box is connected between the liquid crystal display main body and the waterproof box and fixedly connected with the waterproof box, and the sealing gasket can effectively improve the sealing performance between the liquid crystal display main body and the waterproof box, so that external liquid water is not easy to permeate into the radiating holes of the display and water is not easy to enter the liquid crystal display main body.
Furthermore, a wear-resistant ring is connected between the slide rod and the positioning hole and fixedly connected with the inner wall of the positioning hole, so that the wear between the slide rod and the positioning hole can be greatly reduced, and the connection between the slide rod and the positioning hole is not easy to shake.
Furthermore, the bottom of the waterproof box is provided with radiating pipe jacks, radiating pipes matched with the radiating pipes are connected in the radiating pipe jacks in a sliding mode, a plurality of radiating auxiliary holes are formed in the radiating pipes, two ends of each radiating pipe are fixedly connected with limiting pieces, the two limiting pieces are respectively located on the inner side and the outer side of the waterproof box, second compression springs are sleeved on the outer sides of the radiating pipes and located in the waterproof box, one ends of the second compression springs are fixedly connected with the limiting pieces, sealing holes are matched with the radiating pipes for use and can be used as auxiliary radiating holes, when water enters the waterproof box and the upper side of the partition plate is sealed, the lower side of the partition plate can not radiate heat conveniently, internal gas is heated and pressurized to push the limiting pieces and the radiating pipes to move downwards, at the moment, the inside of the waterproof box can realize heat exchange with the outside through the radiating pipes and the radiating auxiliary holes to assist in radiating, the phenomenon that the normal work of the liquid crystal display main body is not easily influenced due to the fact that too much heat is gathered inside the waterproof box is avoided, and meanwhile, the normal work of the liquid crystal display main body is not easily influenced due to the fact that external liquid water cannot easily penetrate through the radiating pipe and the limiting piece to enter the waterproof box.
Furthermore, the slide bar is made of a material with good heat conducting property, and when the upper side of the partition plate is sealed by the bearing plate, auxiliary heat dissipation can be performed through the slide bar.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
in the normal working process of the liquid crystal display main body, hot air in the waterproof box can normally exchange heat with external air, at the moment, the heat dissipation effect is best, electronic elements in the liquid crystal display main body are in the best working state, when a water inlet accident occurs through the through hole in the waterproof box, most of liquid water can be absorbed by the main water absorption cotton pad positioned right below the through hole, the weight of the main water absorption cotton pad is increased after the main water absorption cotton pad absorbs the liquid water, the bearing plate and the sliding rod can be pressed downwards until the sealing rod part enters the sealing hole, the sealing of the sealing hole is completed, the external liquid water cannot enter the lower side of the partition plate and cannot directly influence the normal working of the liquid crystal display main body and the heat dissipation holes of the display, at the moment, the space at the lower side of the partition plate is subjected to heat exchange with the outside through the sliding rod, the heat dissipation effect is worst, but the heat accumulated in the waterproof box cannot easily influence the normal working of the electronic elements in the liquid crystal display main body, along with the increase of the sealing time of the sealing hole, the heat accumulated in the waterproof box is increased, the air pressure in the waterproof box is also increased along with the temperature, at the moment, the radiating pipe and the limiting sheet are pressed downwards under the action of the air pressure in the waterproof box, at the moment, the air in the waterproof box can exchange heat with the outside through the radiating auxiliary hole on the radiating pipe, the radiating effect is better, the heat accumulated in the waterproof box is greatly reduced, because a large amount of high-temperature gas can gush out from the heat dissipation auxiliary hole at the moment, external impurities such as dust and the like are not easy to penetrate through the heat dissipation auxiliary hole and enter the waterproof box, the working environment in the waterproof box is not easy to be influenced, the waterproof effect of the liquid crystal display main body can be greatly improved on the premise of not influencing the normal heat dissipation of the liquid crystal display main body, so that the liquid crystal display main body is not easy to cause water inlet accidents, is not easy to cause short circuit or corrosion of electronic elements, and is not easy to influence the normal work of the liquid crystal display main body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural diagram of a display main body according to the present invention;
FIG. 4 is an exploded view of the principal structure of the flashing assembly 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 at C in FIG. 4;
FIG. 7 is a schematic structural view of a flashing assembly of the present invention;
fig. 8 is a formal diagram of the waterproof assembly of the present invention.
The reference numbers in the figures illustrate:
the structure comprises a liquid crystal display body 1, a display heat dissipation hole 2, a 3T-shaped sliding groove, a 4 scrubbing brush, a 5 waterproof box, a 6 sealing gasket, a 7 through hole, an 8T-shaped sliding block, a 9 division plate, a 10 bearing plate, a 11 main water absorption cotton pad, a 12 pair water absorption cotton pad, a 13 sliding rod, a 1301 sealing rod, a 1302 limiting rod, a 14 limiting ring, a 15 first compression spring, a 16 sealing hole, a 17 positioning hole, 18 heat dissipation pipe insertion holes, a 19 heat dissipation pipe, a 20 limiting sheet, a 21 second compression spring and a 22 wear-resistant ring.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-5 and 7-8, a highly waterproof liquid crystal display assembly includes a liquid crystal display main body 1, a display heat dissipation hole 2 formed in the liquid crystal display main body 1, a waterproof case 5 matching with the display heat dissipation hole 2 formed at one side of the liquid crystal display main body 1, a through hole 7 formed at an upper end of the waterproof case 5, a T-shaped chute 3 formed in the liquid crystal display main body 1, a sealing gasket 6 matching with the T-shaped chute 3 fixedly connected to one end of the waterproof case 5 near the liquid crystal display main body 1, the liquid crystal display main body 1 and the waterproof case 5 slidably connected through the T-shaped chute 3 and a T-shaped slider 8, a partition plate 9 fixedly connected to the inside of the waterproof case 5, the partition plate 9 dividing the inside of the waterproof case 5 into a fixed chamber and a movable chamber, the fixed chamber being located at a lower portion of the movable chamber, the partition plate 9 having a plurality of sealing holes 16 formed therein, a sliding rod 13 is inserted in the sealing hole 16, the sliding rod 13 comprises two parts of a sealing rod 1301 and a limiting rod 1302, the limiting rod 1302 is positioned in the movable cavity, the limiting rod 1302 is matched with the sealing hole 16, the upper end of the limiting rod 1302 is fixedly connected with a bearing plate 10, the upper end of the bearing plate 10 is fixedly connected with a main absorbent cotton pad 11, the upper end of the separation plate 9 is fixedly connected with a pile of auxiliary absorbent cotton pads 12, the two auxiliary absorbent cotton pads 12 are respectively positioned at two sides of the bearing plate 10, a positioning hole 17 matched with the limiting rod 1302 is formed in the waterproof box 5, one end of the limiting rod 1302, far away from the sealing rod 1301, penetrates through the positioning hole 17, a limiting ring 14 is fixedly connected on the limiting rod 1302, a first compression spring 15 is fixedly connected between the limiting ring 14 and the inner wall of the waterproof box 5, and the first compression spring 15 is sleeved outside the sliding rod 13, so that the normal heat dissipation of the liquid crystal display main body 1 can be realized without being influenced, the waterproof effect of the liquid crystal display main body 1 is greatly improved, so that the liquid crystal display main body 1 is not easy to cause water inlet accidents, electronic elements are not easy to be short-circuited or rusted, and the normal work of the liquid crystal display main body 1 is not easy to be influenced.
Please refer to fig. 2, the bristle brush 4 is fixedly connected to the inner wall of the T-shaped chute 3, the bristle brush 4 can effectively prevent external impurities from falling into the T-shaped chute 3, the normal installation and disassembly of the waterproof box 5 are not easily affected, the bristle brush 4 is made of hard rubber, on the premise of not affecting the elasticity of the bristle brush 4, the strength of the bristle brush 4 is greatly increased, the bristle brush 4 can effectively prevent the external impurities from falling too deeply into the T-shaped chute 3, the cleaning is convenient, a sealing gasket 6 matched with the waterproof box 5 is connected between the liquid crystal display main body 1 and the waterproof box 5, the sealing gasket 6 is fixedly connected with the waterproof box 5, the sealing performance between the liquid crystal display main body 1 and the waterproof box 5 can be effectively improved by the sealing gasket 6, the external liquid water is not easily seeped into the heat dissipation hole 2 of the display, and the water is not easily led into the liquid crystal display main body 1.
Referring to fig. 5-6, a wear-resistant ring 22 is connected between the slide rod 13 and the positioning hole 17, the wear-resistant ring 22 is fixedly connected with the inner wall of the positioning hole 17, the wear-resistant ring 22 can greatly reduce the wear between the slide rod 13 and the positioning hole 17, so that the connection between the slide rod 13 and the positioning hole 17 is not prone to shaking, a heat dissipation tube insertion hole 18 is drilled at the bottom end of the waterproof box 5, a heat dissipation tube 19 matched with the heat dissipation tube insertion hole 18 is slidably connected to the heat dissipation tube insertion hole 18, a plurality of heat dissipation auxiliary holes are drilled on the heat dissipation tube 19, two ends of the heat dissipation tube 19 are fixedly connected with a limiting piece 20, the two limiting pieces 20 are respectively located at the inner side and the outer side of the waterproof box 5, a second compression spring 21 is sleeved at the outer side of the heat dissipation tube 19, the second compression spring 21 is located in the waterproof box 5, one end of the second heat dissipation hole 21 is fixedly connected with the limiting piece 20, the sealing hole 16 is used in cooperation with the heat dissipation tube 19 as an auxiliary, intake in waterproof box 5, when 9 upsides of division board seal, 9 downside heat dissipations of division board are inconvenient, inside gaseous intensification pressure boost that heaies, promote spacing piece 20 and cooling tube 19 downstream, waterproof box 5 is inside can assist hole and external realization heat exchange through cooling tube 19 and heat dissipation this moment, it dispels the heat to assist, avoid the inside heat gathering of waterproof box 5 too much, be difficult for influencing the normal work of LCD main part 1, simultaneously because external liquid water is also difficult for passing in cooling tube 19 and spacing piece 20 get into waterproof box 5, be difficult for influencing the normal work of LCD main part 1.
The sliding rods 13 are made of materials with good heat conducting performance, and when the upper side of the partition plate 9 is sealed by the bearing plate 10, auxiliary heat dissipation can be carried out through the sliding rods 13.
In the first stage, please refer to fig. 7-8, at this time, the heat emitted from the heat dissipation hole 2 of the display rises to the upper side of the partition plate 9 through the gap between the sliding rod 13 and the sealing hole 16, and exchanges heat with the outside air through the through hole 7, and at this time, the heat dissipation effect is the best;
when external liquid water enters the waterproof box 5 through the through hole 7, most of the liquid water is absorbed by the main absorbent cotton pad 11 under the through hole 7, and a small part of the liquid water slides from the main absorbent cotton pad 11 to the auxiliary absorbent cotton pad 12 and is absorbed by the auxiliary absorbent cotton pad 12, and a small amount of the liquid water enters the lower side of the partition plate 9 through a gap between the sliding rod 13 and the sealing hole 16, at the moment, the liquid water is attached to the surface of the sliding rod 13 due to the action of surface tension, so that the normal heat dissipation work of the heat dissipation hole 2 of the display cannot be influenced, when the liquid water absorbed by the main absorbent cotton pad 11 is increased, the self weight of the main absorbent cotton pad 11 is increased, the bearing plate 10 is pressed downwards until the sealing hole 16 is sealed by the sealing rod, at the moment, the external liquid water cannot enter the lower side of the partition plate 9, the heat dissipation work of the display 2 can still be carried out, at the moment, most of the heat is thermally transmitted through the sliding rod 13, at the moment, the heat dissipation enters the second stage, the heat dissipation effect is the worst, but the heat accumulation in the waterproof box 5 can not cause serious influence on the normal work of the electronic elements in the liquid crystal display main body 1;
after being in radiating second stage for a long time, a large amount of heats of gathering in the waterproof box 5, the atmospheric pressure in the waterproof box 5 also increases thereupon this moment, get into radiating third stage, spacing piece 20 of waterproof box 5 interior high pressure steam oppression, make spacing piece 20 and cooling tube 19 downstream, waterproof box 5 inside is assisted the hole and is linked together with the external world through the heat dissipation on the cooling tube 19 this moment, waterproof box 5 interior accumulated high pressure steam can assist hole and external world formation heat exchange through the heat dissipation this moment, the radiating effect is moderate this moment, be used for assisting waterproof box 5 to dispel the heat, reduce the normal work of high temperature environment to electronic component in the LCD main part 1.
A highly waterproof liquid crystal display assembly, in the course of the normal work of the liquid crystal display body 1, the hot air in the waterproof box 5 can be exchanged with the outside air normally, at this moment, the radiating effect is the best, the electronic component in the liquid crystal display body 1 is in the best working condition, and when the water inlet accident occurs through the through hole 7 in the waterproof box 5, most of the liquid water will be absorbed by the main absorbent cotton pad 11 under the through hole 7, and the weight of the main absorbent cotton pad 11 increases after absorbing the liquid water, will press the bearing plate 10 and the slide bar 13 downwards until the sealing bar 1301 portion enters into the sealing hole 16, complete the sealing to the sealing hole 16, the outside liquid water can not enter into the lower side of the splitter plate 9, can not cause the direct influence to the normal work of the liquid crystal display body 1 and the heat dissipation hole 2, at this moment, the space under the splitter plate 9 is exchanged with the outside heat through the slide bar 13, at this time, the heat dissipation effect is the worst, but the heat accumulated in the waterproof box 5 is not easy to affect the normal operation of the electronic components in the liquid crystal display main body 1, as the sealing time of the sealing hole 16 increases, the heat accumulated in the waterproof box 5 increases, the air pressure in the waterproof box 5 also increases with the temperature, at this time, under the action of the air pressure in the waterproof box 5, the radiating pipe 19 and the limiting plate 20 are pressed downwards, at this time, the air in the waterproof box 5 can exchange heat with the outside through the radiating auxiliary hole on the radiating pipe 19, the heat dissipation effect is good, the heat accumulated in the waterproof box 5 is greatly reduced, because the radiating auxiliary hole at this time has a large amount of high-temperature air to flow out, the impurities such as dust and the like outside are not easy to pass through the radiating auxiliary hole to enter the waterproof box 5, the working environment in the waterproof box 5 is not easy to affect the normal heat dissipation of the liquid crystal display main body 1, the waterproof effect of the liquid crystal display main body 1 is greatly increased, the liquid crystal display main body 1 is not easy to cause water inlet accidents, electronic elements are not easy to be short-circuited or rusted, and the normal work of the liquid crystal display main body 1 is not easy to be influenced.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a highly waterproof liquid crystal display subassembly, liquid crystal display main part (1), it has display louvre (2) to cut on liquid crystal display main part (1), its characterized in that: one side of the liquid crystal display main body (1) is provided with a waterproof box (5) matched with the display heat dissipation hole (2), the upper end of the waterproof box (5) is provided with a through hole (7), the liquid crystal display main body (1) is provided with a T-shaped sliding groove (3), one end of the waterproof box (5) close to the liquid crystal display main body (1) is fixedly connected with a sealing gasket (6) matched with the T-shaped sliding groove (3), the liquid crystal display main body (1) and the waterproof box (5) are in sliding connection through the T-shaped sliding groove (3) and a T-shaped sliding block (8), a partition plate (9) is fixedly connected in the waterproof box (5), the partition plate (9) divides the inside of the waterproof box (5) into a fixed cavity and a movable cavity which are positioned at the lower part of the movable cavity, and a plurality of sealing holes (16) are drilled in the partition plate (9), a sliding rod (13) is inserted in the sealing hole (16), the sliding rod (13) comprises a sealing rod (1301) and a limiting rod (1302), the limiting rod (1302) is located in the movable cavity, the limiting rod (1302) is matched with the sealing hole (16), the upper end of the limiting rod (1302) is fixedly connected with a bearing plate (10), the upper end of the bearing plate (10) is fixedly connected with a main water absorption cotton pad (11), the upper end of the separation plate (9) is fixedly connected with a pair of auxiliary water absorption cotton pads (12), the two auxiliary water absorption cotton pads (12) are respectively located on two sides of the bearing plate (10), a positioning hole (17) matched with the limiting rod (1302) is formed in the waterproof box (5), one end, far away from the sealing rod (1301), of the limiting rod (1302) penetrates through the positioning hole (17), a limiting ring (14) is fixedly connected to the limiting rod (1302), a first compression spring (15) is fixedly connected between the limiting ring (14) and the inner wall of the waterproof box (5), and the first compression spring (15) is sleeved on the outer side of the sliding rod (13);
the bottom of waterproof box (5) is excavated radiating tube jack (18), sliding connection has self assorted radiating tube (19) in radiating tube jack (18), it has a plurality of heat dissipation to assist the hole to excavate on radiating tube (19), the equal fixedly connected with spacing piece (20) in both ends of radiating tube (19), two spacing piece (20) are located the inside and outside both sides of waterproof box (5) respectively, second compression spring (21) have been cup jointed in radiating tube (19) outside, and second compression spring (21) are located waterproof box (5), the one end and spacing piece (20) fixed connection of second compression spring (21).
2. A highly water resistant liquid crystal display assembly in accordance with claim 1, wherein: the inner wall of the T-shaped sliding groove (3) is fixedly connected with a bristle brush (4).
3. A highly water resistant liquid crystal display assembly in accordance with claim 2, wherein: the bristle brush (4) is made of hard rubber.
4. A highly water resistant liquid crystal display assembly in accordance with claim 1, wherein: a sealing gasket (6) matched with the waterproof box (5) is connected between the liquid crystal display main body (1) and the waterproof box (5), and the sealing gasket (6) is fixedly connected with the waterproof box (5).
5. A highly water resistant liquid crystal display assembly in accordance with claim 1, wherein: and a wear-resistant ring (22) is connected between the sliding rod (13) and the positioning hole (17), and the wear-resistant ring (22) is fixedly connected with the inner wall of the positioning hole (17).
6. A highly water resistant liquid crystal display assembly in accordance with claim 1, wherein: the sliding rod (13) is made of a material with good heat conducting property.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010175851.5A CN111179780B (en) | 2020-03-13 | 2020-03-13 | Highly waterproof liquid crystal display assembly |
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| CN202010175851.5A CN111179780B (en) | 2020-03-13 | 2020-03-13 | Highly waterproof liquid crystal display assembly |
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| CN111179780A CN111179780A (en) | 2020-05-19 |
| CN111179780B true CN111179780B (en) | 2021-08-10 |
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| CN111624625A (en) * | 2020-05-28 | 2020-09-04 | 河南北斗卫星导航平台有限公司 | A big dipper positioner for open-air survey and drawing |
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