CN112396978A - LED display screen with protection device - Google Patents
LED display screen with protection device Download PDFInfo
- Publication number
- CN112396978A CN112396978A CN202011119957.XA CN202011119957A CN112396978A CN 112396978 A CN112396978 A CN 112396978A CN 202011119957 A CN202011119957 A CN 202011119957A CN 112396978 A CN112396978 A CN 112396978A
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- Prior art keywords
- display screen
- led display
- water
- sliding
- reel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000011521 glass Substances 0.000 claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 85
- 238000007789 sealing Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 14
- 239000012535 impurity Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004804 winding Methods 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910005540 GaP Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 229910002601 GaN Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
- G09F9/33—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 semiconductor devices, e.g. diodes
-
- B08B1/12—
-
- B08B1/32—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20281—Thermal management, e.g. liquid flow control
-
- 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
Abstract
The invention discloses an LED display screen with a protection device, and relates to the field of LED display screens. According to the invention, through the arrangement of the first motor, the first winding wheel, the first pull rope, the sliding chute, the sliding block and the rolling brush, when dust and impurities on the glass plate need to be cleaned, a user starts the first motor, the first motor works to drive the first driving shaft to rotate, the first driving shaft rotates to drive the first winding wheel to rotate, the first winding wheel rotates to drive the first pull rope to wind the first pull rope, the sliding block is pulled up after the first pull rope is wound, the sliding block moves upwards in the sliding chute, the sliding block moves upwards to drive the rolling brush to move, and the rolling brush can clean the dust and the impurities on the glass plate, so that the cleanliness of the glass plate is improved, the dust and the impurities are prevented from being adhered to the glass plate to influence the display effect of the LED display screen, and a viewer can clearly view the contents on the LED display screen.
Description
Technical Field
The invention relates to the field of LED display screens, in particular to an LED display screen with a protection device.
Background
LEDs, light emitting diodes; it is a diode made of gallium (Ga) and arsenic (As), phosphorus (P), nitrogen (N), indium (In) compounds by controlling the display mode of the semiconductor light emitting diode, when the electron and the cavity are combined, the visible light can be radiated, so that the diode can be used to make the light emitting diode, used As an indicator light In circuits and instruments, or form characters or numbers to display; the gallium phosphide diode emits red light, the gallium phosphide diode emits green light, the silicon carbide diode emits yellow light, and the indium gallium nitride diode emits blue light; the LED display screen is generally used for showing various information such as characters, image, video, record video signal, and when present LED display screen was used in the open air, because outdoor bad weather with receive the reason of collision easily, lead to the LED display screen to receive the damage easily, consequently need use protection device to protect outdoor LED display screen.
Chinese patent that is CN210667585U discloses an outdoor LED display screen with protection device according to the publication number, establish the outside deckle board at the display screen body including display screen body and cover, the deckle board is the frame type structure that transversely link up, has all inwards seted up the kerve in the middle of the inside casing four sides of outside deckle board, and four group's kerves constitute the inner frame groove, the display screen body is installed in the inner frame groove to slide the setting in the inner frame groove, the draw-in groove has still been seted up to a set of opening place side inboard of outside deckle board, and coincide and sealed outside deckle board open-ended side shield in the draw-in groove, fixed mounting has the heat dissipation box in the middle of the side shield board of side shield board, be provided with between heat dissipation box and the display screen body and support the backup plate.
The outdoor LED display screen with the protection device is convenient to disassemble and assemble, improves the heat dissipation and buffering effects, and avoids damage to equipment caused by overhigh temperature and vibration; however, after the LED display screen is used for a long time, dust is adhered to or some impurities are adhered to the glass plate right in front of the LED display screen, and the dust and the impurities on the glass plate are troublesome to clean, and if the impurities and the dust are not cleaned in time, the display definition of the LED display screen is affected, and further the display effect of the content is affected; meanwhile, the LED display screen is arranged in the protective frame, the LED display screen is cooled through the cooling fan, but the mode can only cool a single part of the LED display screen, other parts are difficult to cool quickly, the cooling effect is reduced, heat is accumulated in the frame body for a long time, the loss rate of the LED display screen is accelerated, and the service life of the LED display screen is prolonged.
Disclosure of Invention
The invention aims to: in order to solve the problem that dust and impurities on the outer surface of a frame body are not easy to clean and heat generated by an LED display screen is difficult to rapidly dissipate, the LED display screen with the protection device is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a light-emitting diode (LED) display screen with a protection device comprises a frame body, wherein a glass plate is mounted on the outer surface of the frame body, sliding grooves are formed in two sides of the outer surface of the frame body, sliding blocks are connected inside the two sliding grooves, a rotating shaft is connected between the two sliding blocks, a rolling brush is sleeved on the outer surface of the rotating shaft, first motors are mounted on two sides of the top of the frame body, the output end of each first motor is connected with a first driving shaft, one end of each first driving shaft is sleeved with a first reel, the outer surface of each first reel is connected with a first pull rope extending into the corresponding sliding groove, the bottom end of each first pull rope is connected with the top of the corresponding sliding block, an LED display screen is mounted inside the frame body, a water collecting tank is fixed to the top of the frame body, water through holes are formed in the bottom of the water collecting tank and above the inside, two reset springs and two slide bars are respectively arranged below the interior of the water collecting tank, the slide bars are positioned inside the reset springs, a connecting rod is sleeved between the two slide bars, a plurality of press bars are fixed at the bottom of the connecting rod, the bottom ends of the press bars are connected with waterproof plugs extending into the water through holes, a limiting block is fixed at the top ends of the slide bars, a wire guide wheel is installed at the top of the limiting block, supporting plates are fixed on both sides of the water collecting tank, a second motor is installed at the top of the supporting plates, the output end of the second motor is connected with a second driving shaft, a second reel is sleeved at one end of the second driving shaft, a second pull rope extending into the water collecting tank is connected to the outer surface of the second reel, one end of the second pull rope is connected with the top of the connecting rod through the wire guide wheel, and cold water channels are formed in the, a water outlet is formed in the lower portion of one side of the frame body, and a sealing plug is mounted inside the water outlet.
Preferably, the rolling brush is connected with the sliding groove in a sliding mode through a sliding block, the length of the rolling brush is larger than that of the glass plate, and the back of the rolling brush is in contact with the outer surface of the frame body.
Preferably, the number of the water through holes is the same as that of the waterproof plugs, the water through holes are matched with the waterproof plugs, and the waterproof plugs are made of rubber materials.
Preferably, the cold water channel is in a shape of a Chinese character kou, the cold water channel is respectively communicated with the water through hole and the water outlet, and the width of the cold water channel is one third of the width of the frame body.
Preferably, the width of the bottom of the water collecting tank is smaller than that of the top of the water collecting tank, and the inner wall of the water collecting tank is smooth.
Preferably, the bottom both sides of connecting rod all are connected with reset spring, connecting rod and slide bar sliding connection, just slide bar and connecting rod all adopt stainless steel material to make and form.
Preferably, the sealing plug is matched with the water outlet, and a pull ring is fixed on one side of the sealing plug.
Preferably, the second reel is located above the first reel, and the first reel has a diameter larger than that of the second reel.
Preferably, the number of the wire guiding wheels is two, the two wire guiding wheels are symmetrically arranged along the central line of the longitudinal axis of the water collecting tank, and the outer surface of each wire guiding wheel is sleeved with an anti-abrasion pad.
Preferably, a plurality of the compression bars are equidistantly distributed at the bottom of the connecting rod, and the compression bars are positioned right above the water through holes.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the first motor, the first winding wheel, the first pull rope, the chute, the slide block and the rolling brush, when dust and impurities on the glass plate need to be cleaned, a user starts the first motor, the first motor works to drive the first driving shaft to rotate, the first driving shaft rotates to drive the first winding wheel to rotate, the first winding wheel rotates to drive the first pull rope to wind the first pull rope, the slide block is pulled up after the first pull rope is wound, the slide block moves upwards in the chute, the slide block moves upwards to drive the rolling brush to move, so that the rolling brush can clean the dust and the impurities on the glass plate, the cleanliness on the glass plate is improved, the dust and the impurities are prevented from being adhered on the glass plate to influence the display effect of the LED display screen, a viewer can clearly view the content on the LED display screen, and the user starts the first motor to reversely rotate the first driving shaft after the cleaning is finished, and then drive first reel reversal, thereby first stay cord is released in the first reel reversal, owing to the influence of the gravity that receives round brush and slider this moment, the slider can move down and drive the round brush and reset.
2. The invention is provided with a second motor, a second reel, a second pull rope, a slide bar, a connecting rod, a pressure lever, a water through hole, a waterproof plug, a return spring and a cold water channel, because cold water is filled in the water collecting tank, when an LED display screen needs to be cooled, a user starts the second motor, the second motor works to drive the second reel to rotate, the second reel rotates to roll the second pull rope, the connecting rod is pulled up after the second pull rope is rolled, the connecting rod moves on the slide bar, the return spring is stretched when the connecting rod moves upwards, the pressure lever is driven to move upwards, the waterproof plug is moved out from the water through hole, then the cold water enters the cold water channel through the water through hole and circulates in the cold water channel, and the cold water absorbs the heat generated by the LED display screen to avoid the heat from accumulating at a certain position in the frame body to be difficult to be dissipated, thereby effectively improving the heat dissipation efficiency in the frame body, meanwhile, the service life of the LED display screen is prolonged.
Drawings
FIG. 1 is a perspective view of a frame according to the present invention;
FIG. 2 is a front view of the frame of the present invention;
FIG. 3 is a schematic front sectional view of the frame body of the present invention;
FIG. 4 is a schematic top view of a sliding bar according to the present invention;
FIG. 5 is an enlarged structural diagram A of the present invention;
fig. 6 is an enlarged structural diagram B of the present invention.
In the figure: 1. a frame body; 2. a glass plate; 3. a chute; 4. a slider; 5. a first pull cord; 6. rolling and brushing; 7. a first motor; 8. a first reel; 9. a support plate; 10. a second motor; 11. a water collection tank; 12. a water collection tank; 13. an LED display screen; 14. a cold water passage; 15. a sealing plug; 16. a water outlet; 17. a second pull cord; 18. a wire guide wheel; 19. a connecting rod; 20. a pressure lever; 21. a waterproof plug; 22. a water through hole; 23. a limiting block; 24. a return spring; 25. a second reel; 26. a first drive shaft; 27. a second drive shaft; 28. a rotating shaft; 29. a slide bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1-6, an LED display screen with a protection device includes a frame 1, a glass plate 2, a chute 3, a slider 4, a first pull rope 5, a rolling brush 6, a first motor 7, a first reel 8, a support plate 9, a second motor 10, a water collection tank 11, a water collection tank 12, an LED display 13, a cold water channel 14, a sealing plug 15, a water outlet 16, a second pull rope 17, a wire guide wheel 18, a connecting rod 19, a pressure bar 20, a waterproof plug 21, a water through hole 22, a limiting block 23, a return spring 24, a second reel 25, a first driving shaft 26, a second driving shaft 27, a rotating shaft 28 and a sliding rod 29, wherein the glass plate 2 is mounted on the outer surface of the frame 1, the chutes 3 are formed on both sides of the outer surface of the frame 1, the sliders 4 are connected inside the two chutes 3, the rotating shaft 28 is connected between the two sliders 4, the rolling brush 6 is sleeved, the two sides of the top of the frame body 1 are respectively provided with a first motor 7, the output end of the first motor 7 is connected with a first driving shaft 26, one end of the first driving shaft 26 is sleeved with a first reel 8, the outer surface of the first reel 8 is connected with a first pull rope 5 extending into the sliding groove 3, the bottom end of the first pull rope 5 is connected with the top of the sliding block 4, the inside of the frame body 1 is provided with an LED display screen 13, the top of the frame body 1 is fixed with a water collecting tank 11, the bottom of the water collecting tank 11 and the upper part of the inside of the frame body 1 are both provided with a water through hole 22, the inside of the water collecting tank 11 is provided with a water collecting tank 12, the lower part of the inside of the water collecting tank 12 is respectively provided with two reset springs 24 and a sliding rod 29, the sliding rod 29 is positioned inside the reset springs 24, a connecting rod 19 is sleeved between the two sliding rods 29, the bottom of the connecting, slide bar 29's top is fixed with stopper 23, wire wheel 18 is installed at stopper 23's top, the both sides of header tank 11 all are fixed with backup pad 9, second motor 10 is installed at backup pad 9's top, the output of second motor 10 is connected with second drive shaft 27, second reel 25 has been cup jointed to the one end of second drive shaft 27, the outer surface connection of second reel 25 has the second stay cord 17 that extends to header tank 11 inside, the one end of second stay cord 17 is connected with connecting rod 19's top through wire wheel 18, cold water channel 14 has all been seted up all around to the inside of framework 1, outlet 16 has been seted up to one side below of framework 1, the internally mounted of outlet 16 has sealing plug 15.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 5, the roller brush 6 is connected with the chute 3 through the sliding block 4 in a sliding manner, the length of the roller brush 6 is greater than that of the glass plate 2, and the back of the roller brush 6 is in contact with the outer surface of the frame body 1, so that the sliding block 4 can move to drive the roller brush 6 to move conveniently, and the roller brush 6 can move to clean dust and impurities on the surface of the glass plate 2, thereby improving the surface cleanliness of the glass plate 2 and improving the display effect of the content of the LED display screen 13; the number of the water through holes 22 is the same as that of the waterproof plugs 21, the water through holes 22 are matched with the waterproof plugs 21, the waterproof plugs 21 are made of rubber materials, and the waterproof plugs 21 can prevent cold water from flowing into the cold water channel 14 through the water through holes 22 at will, so that waste of the cold water is avoided.
Please refer to fig. 1-3, the cold water channel 14 is in a shape of "mouth", the cold water channel 14 is respectively communicated with the water through hole 22 and the water outlet 16, and the width of the cold water channel 14 is one third of the width of the frame body 1, so that the cold water can conveniently flow in the cold water channel 14, the heat dissipation effect in the frame body 1 can be further improved, and the service life of the LED display 13 can be prolonged; the width of the bottom of the water collecting tank 11 is smaller than that of the top of the water collecting tank, so that the inner wall of the water collecting tank 11 is smooth, and cold water is convenient to store.
Please refer to fig. 1-5, two sides of the bottom of the connecting rod 19 are connected to the return spring 24, the connecting rod 19 is connected to the sliding rod 29, and the sliding rod 29 and the connecting rod 19 are made of stainless steel material, so that the connecting rod 19 slides on the sliding rod 29, and the connecting rod 19 moves to drive the pressing rod 20 to move upwards; the sealing plug 15 is matched with the water outlet 16, and a pull ring is fixed on one side of the sealing plug 15, so that a user can pull out the sealing plug 15 through the pull ring conveniently, water in the cold water channel 14 can be discharged, and cold water in the cold water channel 14 can be replaced conveniently.
Referring back to fig. 1, 2, 3 and 6, the second reel 25 is positioned above the first reel 8, and the diameter of the first reel 8 is larger than that of the second reel 25, so that the first pull rope 5 can be wound when the first reel 8 rotates, and the second pull rope 17 can be wound when the second reel 25 rotates; the wire guide wheels 18 are arranged in two, the two wire guide wheels 18 are symmetrically arranged along the longitudinal axis center line of the water collecting tank 11, the outer surface of each wire guide wheel 18 is sleeved with an anti-abrasion pad, and the wire guide wheels 18 can guide the second pull ropes 17 to prevent the second pull ropes 17 from being bent randomly.
Referring to fig. 3-5 again, the plurality of pressing rods 20 are equidistantly distributed at the bottom of the connecting rod 19, and the pressing rods 20 are located right above the water through hole 22, so that the pressing rods 20 can drive the waterproof plug 21 to move downwards when moving downwards, thereby facilitating the plugging of the waterproof plug 21 into the water through hole 22 and facilitating the removal of the waterproof plug 21 from the water through hole 22.
The working principle is as follows: firstly, a user installs the LED display screen 13 into the frame body 1, and installs the frame body 1 indoors or outdoors, when the dust and impurities on the glass plate 2 need to be cleaned, the user starts the first motor 7, the first motor 7 works to drive the first driving shaft 26 to rotate, the first driving shaft 26 rotates to drive the first reel 8 to rotate, the first reel 8 rotates to drive the first pulling rope 5 to roll, the first pulling rope 5 rolls and pulls up the sliding block 4, and the sliding block 4 moves upwards in the sliding groove 3, the sliding block 4 moves upwards to drive the rolling brush 6 to move, so that the rolling brush 6 can clean the dust and impurities on the glass plate 2, the dust and impurities are prevented from adhering to the glass plate 2 to influence the display effect of the LED display screen 13, a viewer can clearly view the content on the LED display screen 13, and after the cleaning is completed, the user starts the first motor 7, the first driving shaft 26 is reversely rotated to drive the first reel 8 to reversely rotate, the first reel 8 reversely rotates to release the first pull rope 5, and at the moment, due to the influence of the gravity of the rolling brush 6 and the sliding block 4, the sliding block 4 moves downwards to drive the rolling brush 6 to reset; meanwhile, as the water collecting tank 12 is filled with cold water, when the LED display screen 13 needs to be cooled, a user starts the second motor 10, the second motor 10 works to drive the second reel 25 to rotate, the second reel 25 rotates to wind the second pull rope 17, the second pull rope 17 winds and then pulls the connecting rod 19 up, the connecting rod 19 moves on the sliding rod 29, the return spring 24 is stretched when the connecting rod 19 moves upwards, meanwhile, the connecting rod 19 drives the compression rod 20 to move upwards, the waterproof plug 21 moves out of the water through hole 22, then the cold water enters the cold water channel 14 through the water through hole 22 and circulates in the cold water channel 14, and the cold water absorbs heat generated by the LED display screen 13 to avoid heat accumulation at a certain position in the frame body 1 and difficult heat dissipation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a LED display screen with protection device, includes framework (1), its characterized in that: the glass plate (2) is mounted on the outer surface of the frame body (1), sliding grooves (3) are formed in two sides of the outer surface of the frame body (1), sliding blocks (4) are connected to the two sliding blocks (3), a rotating shaft (28) is connected between the two sliding blocks (4), a rolling brush (6) is sleeved on the outer surface of the rotating shaft (28), a first motor (7) is mounted on two sides of the top of the frame body (1), a first driving shaft (26) is connected to the output end of the first motor (7), a first reel (8) is sleeved at one end of the first driving shaft (26), a first pull rope (5) extending into the sliding grooves (3) is connected to the outer surface of the first reel (8), the bottom end of the first pull rope (5) is connected with the top of the sliding blocks (4), and an LED display screen (13) is mounted inside the frame body (1), the water collecting tank is characterized in that a water collecting tank (11) is fixed to the top of the frame body (1), water through holes (22) are formed in the bottom of the water collecting tank (11) and the upper portion of the interior of the frame body (1), a water collecting tank (12) is formed in the interior of the water collecting tank (11), two reset springs (24) and a sliding rod (29) are installed below the interior of the water collecting tank (12), the sliding rod (29) is located in the reset springs (24), a connecting rod (19) is sleeved between the two sliding rods (29), a plurality of pressing rods (20) are fixed to the bottom of the connecting rod (19), the bottom end of each pressing rod (20) is connected with a waterproof plug (21) extending into the water through holes (22), a limiting block (23) is fixed to the top end of each sliding rod (29), a wire guide wheel (18) is installed at the top of each limiting block (23), supporting plates (9) are fixed to two, second motor (10) are installed at the top of backup pad (9), the output of second motor (10) is connected with second drive shaft (27), second reel (25) have been cup jointed to the one end of second drive shaft (27), the surface connection of second reel (25) has second stay cord (17) that extend to header tank (11) inside, the one end of second stay cord (17) is connected with the top of connecting rod (19) through wire wheel (18), cold water sealing plug (14) have all been seted up all around to the inside of framework (1), outlet (16) have been seted up to one side below of framework (1), the internally mounted of outlet (16) has (15).
2. The LED display screen with the protection device as claimed in claim 1, wherein: the rolling brush (6) is connected with the sliding groove (3) in a sliding mode through the sliding block (4), the length of the rolling brush (6) is larger than that of the glass plate (2), and the back of the rolling brush (6) is in contact with the outer surface of the frame body (1).
3. The LED display screen with the protection device as claimed in claim 1, wherein: the number of the water through holes (22) is the same as that of the waterproof plugs (21), the water through holes (22) are matched with the waterproof plugs (21), and the waterproof plugs (21) are made of rubber materials.
4. The LED display screen with the protection device as claimed in claim 1, wherein: the cold water channel (14) is in a shape of a Chinese character 'kou', the cold water channel (14) is respectively communicated with the water through hole (22) and the water outlet (16), and the width of the cold water channel (14) is one third of the width of the frame body (1).
5. The LED display screen with the protection device as claimed in claim 1, wherein: the width of the bottom of the water collecting tank (11) is smaller than that of the top of the water collecting tank, and the inner wall of the water collecting tank (11) is smooth.
6. The LED display screen with the protection device as claimed in claim 1, wherein: the bottom both sides of connecting rod (19) all are connected with reset spring (24), connecting rod (19) and slide bar (29) sliding connection, just slide bar (29) and connecting rod (19) all adopt stainless steel material to make and form.
7. The LED display screen with the protection device as claimed in claim 1, wherein: the sealing plug (15) is matched with the water outlet (16), and a pull ring is fixed on one side of the sealing plug (15).
8. The LED display screen with the protection device as claimed in claim 1, wherein: the second reel (25) is located above the first reel (8), and the diameter of the first reel (8) is larger than that of the second reel (25).
9. The LED display screen with the protection device as claimed in claim 1, wherein: the wire guide wheels (18) are arranged in two numbers, the two wire guide wheels (18) are symmetrically arranged along the central line of the longitudinal axis of the water collecting tank (11), and the outer surface of each wire guide wheel (18) is sleeved with an anti-abrasion pad.
10. The LED display screen with the protection device as claimed in claim 1, wherein: the pressing rods (20) are distributed at the bottom of the connecting rod (19) in an equal distance mode, and the pressing rods (20) are located right above the water through holes (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119957.XA CN112396978A (en) | 2020-10-19 | 2020-10-19 | LED display screen with protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119957.XA CN112396978A (en) | 2020-10-19 | 2020-10-19 | LED display screen with protection device |
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| Publication Number | Publication Date |
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| CN112396978A true CN112396978A (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011119957.XA Pending CN112396978A (en) | 2020-10-19 | 2020-10-19 | LED display screen with protection device |
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| CN (1) | CN112396978A (en) |
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| CN113380152A (en) * | 2021-06-21 | 2021-09-10 | 北海腾牛光电科技有限公司 | LED screen with screen cleaning function |
| CN113539128A (en) * | 2021-07-13 | 2021-10-22 | 深圳市沃威科技有限公司 | Open-air electronic display screen with safeguard function |
| CN113856881A (en) * | 2021-09-07 | 2021-12-31 | 温州亿春建材有限公司 | Construction waste recycled aggregate treatment device and treatment process thereof |
| CN114023229A (en) * | 2021-12-15 | 2022-02-08 | 深圳市鑫帝视觉技术有限公司 | Outdoor multi-functional huge curtain LED display screen |
| CN114294598A (en) * | 2021-12-18 | 2022-04-08 | 光使者照明电器(佛山)有限公司 | Small-size lightweight LED lamp |
| CN114481897A (en) * | 2021-12-20 | 2022-05-13 | 李晓芬 | Building protection warning device |
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Application publication date: 20210223 |