Plastic protection structure of liquid crystal display screen

Abstract

The utility model discloses a plastic protection structure of a liquid crystal display screen, and relates to the technical field of liquid crystal display screens. The dust removal device comprises a frame, wherein a protection mechanism, a cleaning mechanism and a dust removal mechanism are arranged on the frame; the protection mechanism comprises a protection assembly and a fixing assembly. The protective assembly comprises T-shaped sliding grooves formed in the left side and the right side of the frame, T-shaped sliding blocks are slidably connected to the inner walls of the two T-shaped sliding grooves, hinged plates are hinged to the sides, away from each other, of the two T-shaped sliding blocks, and a protective cover is fixedly connected to the ends, away from the T-shaped sliding blocks, of the two hinged plates. Two sliding rods penetrate through the protective cover in a sliding mode, springs are arranged on the two sliding rods in a sleeving mode, and the protective cover is made of plastic materials. By arranging the protection mechanism, the back face of the protection cover is attached to the back face of the frame, the protection cover and the frame are fixed through the insertion groove and the sliding rod, the purpose of rapid installation is achieved, and the flexibility of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of liquid crystal display screens, in particular to a plastic protective structure of a liquid crystal display screen. Background Art

[0002] Liquid crystal displays have been widely used in modern electronic devices. However, liquid crystal displays themselves are relatively fragile and easily damaged by external factors. With the continuous development of science and technology and the diversification of electronic equipment usage scenarios, the demand for the protection of liquid crystal displays is increasing. Traditional protection methods may have shortcomings, such as being unable to effectively resist impacts and scratches. In order to better protect liquid crystal displays and improve their durability and reliability, plastic protective structures have emerged. This protective structure utilizes the characteristics of plastic materials, such as certain strength, toughness, and wear resistance.

[0003] However, most existing plastic protective covers are fixed with bolts, which makes the fixing operation more complicated. When the protective cover needs to be disassembled, it not only takes a lot of time and manpower, but also may cause damage, affecting subsequent maintenance and repair work, and the flexibility of the device is poor. Utility Model Content

[0004] The purpose of the utility model is to provide a plastic protective structure for a liquid crystal display screen. By providing a protective mechanism and fixing it through slots and slide bars, the protective cover can be placed on the back to avoid affecting the normal use of the display screen, thereby improving the flexibility of the device and solving the problem that most existing plastic protective covers are fixed by bolts, which makes the fixing operation more complicated.

[0005] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0006] The utility model is a plastic protection structure for a liquid crystal display screen, comprising a frame, on which a protection mechanism, a cleaning mechanism and a dust removal mechanism are arranged; the protection mechanism comprises a protection component and a fixing component;

[0007] The protective component includes T-shaped slide grooves that are opened on the left and right sides of the frame, the inner walls of the two T-shaped slide grooves are slidably connected with T-shaped sliders, the two T-shaped sliders are hinged with hinged plates on the sides away from each other, and the ends of the two hinged plates away from the T-shaped sliders are fixedly connected with protective covers, two sliding rods slide through the protective cover, and the outer walls of the two sliding rods are fixedly connected with fixing plates, and springs are sleeved on the two sliding rods, the front ends of the two springs are fixedly connected to the back of the protective cover, and the ends of the two springs are respectively fixedly connected to the two fixing plates, and the protective cover is made of plastic material.

[0008] Furthermore, the fixing assembly includes two slots both opened on the front side and the back side of the T-shaped slide slot, the slide rod is adapted to the slots, and the slide rod is slidably connected to the inner wall of the slots.

[0009] Furthermore, the cleaning mechanism includes a cleaning component, a connecting component and a limiting component. The cleaning component includes a plurality of fixed blocks fixedly connected to the back of the protective cover, a rotating rod is rotatably passed through each of the corresponding two fixed blocks, a cleaning brush is fixedly connected to the two rotating rods, a display screen is fixedly connected to the front of the frame, and the cleaning brush is in contact with the display screen.

[0010] Furthermore, the connecting assembly includes gears fixedly connected to the left and right ends of the two rotating rods, and two racks are fixedly connected to the front side of the frame, and a plurality of the gears are meshed with the two racks.

[0011] Furthermore, the limiting assembly includes two support plates fixedly connected to the front side of the frame, both support plates are provided with U-shaped grooves, and the two rotating rods are slidably connected to the inner walls of the two U-shaped grooves.

[0012] Furthermore, the dust removal mechanism includes a cooling component, an exhaust component and a supporting component. The cooling component includes a back plate fixedly connected to the back of the frame, and a plurality of heat dissipation holes are opened on the back plate. The cleaning brush is in contact with the back of the back plate.

[0013] Furthermore, the exhaust assembly includes a plurality of exhaust fans fixedly connected to the protective cover, and output ends of the plurality of exhaust fans are fixedly connected to the exhaust cover.

[0014] Furthermore, the support assembly includes two support rods fixedly connected to the bottom surface of the frame, and the bottom ends of the two support rods are fixedly connected to the bottom plate.

[0015] The utility model has the following beneficial effects:

[0016] 1. By providing a protective mechanism, the protective cover can protect the display screen from damage caused by external impact, reduce the risk of accidental damage to the equipment, and improve the durability and reliability of the equipment. When the T-shaped slider is pushed to the upper part of the inside of the T-shaped slide groove, the hinge plate can be rotated to make the back of the protective cover fit with the back of the frame and fix it through the slot and the slide rod to achieve the purpose of quick installation. Therefore, the protective cover can be placed on the back to avoid affecting the normal use of the display screen and improve the flexibility of the device.

[0017] 2. By providing a cleaning mechanism, when the protective cover moves downward, the gear and the rack cooperate with each other to make the rotating rod rotate, so that the cleaning brush can fully clean the front of the display screen, achieving the purpose of cleaning while the protective cover moves.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a rear view structural diagram of the utility model;

[0022] Figure 3 It is a front structural schematic diagram of the framework of the utility model;

[0023] Figure 4 It is a rear view structural schematic diagram of the protective cover of the utility model;

[0024] Figure 5 For this utility model Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0025] Figure 6 For this utility model Figure 4 Schematic diagram of the enlarged structure at point B in the middle.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Frame; 2. Protection mechanism; 3. Cleaning mechanism; 4. Dust removal mechanism; 11. Display screen; 21. T-shaped slide groove; 22. T-shaped slider; 23. Hinge plate; 24. Protection cover; 25. Slide bar; 26. Fixed plate; 27. Spring; 28. Slot; 31. Fixed block; 32. Rotating rod; 33. Cleaning brush; 34. Gear; 35. Rack; 36. Support plate; 37. U-shaped groove; 41. Back plate; 42. Heat dissipation hole; 43. Exhaust fan; 44. Exhaust hood; 45. Support rod; 46. Bottom plate. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-6 As shown, the utility model is a plastic protection structure for a liquid crystal display screen, comprising a frame 1, on which a protection mechanism 2, a cleaning mechanism 3 and a dust removal mechanism 4 are arranged; the protection mechanism 2 comprises a protection component and a fixing component;

[0030] The protection component includes a T-shaped slot 21 which is opened on the left and right sides of the frame 1, the inner walls of the two T-shaped slots 21 are slidably connected with a T-shaped slider 22, the two T-shaped sliders 22 are hinged with a hinge plate 23 on the side away from each other, and the ends of the two hinge plates 23 away from the T-shaped slider 22 are fixedly connected with a protection cover 24, and the protection cover 24 is slidably penetrated by two slide bars 25, and the outer walls of the two slide bars 25 are fixedly connected with a fixing plate 26, and the two slide bars 25 are sleeved with a spring 27, and the front ends of the two springs 27 are connected to the protection cover The back of 24 is fixedly connected, the ends of the two springs 27 are fixedly connected to the two fixing plates 26 respectively, the fixing components include two slots 28 both opened on the front and back sides of the T-shaped slide 21, the slide bar 25 is adapted to the slot 28, and the slide bar 25 is slidably connected to the inner wall of the slot 28. By providing a protective mechanism 2, the protective cover 24 can protect the display screen 11 to avoid damage caused by external impact, reduce the risk of accidental damage to the equipment, and improve the durability and reliability of the equipment. The protective cover 24 is made of plastic.

[0031] The cleaning mechanism 3 includes a cleaning component, a connecting component and a limiting component. The cleaning component includes a plurality of fixed blocks 31 fixedly connected to the back side of the protective cover 24, a rotating rod 32 is rotatably passed through the corresponding two fixed blocks 31, and a cleaning brush 33 is fixedly connected to the two rotating rods 32. The front side of the frame 1 is fixedly connected to the display screen 11, and the cleaning brush 33 contacts the display screen 11. The connecting component includes gears 34 fixedly connected to the left and right ends of the two rotating rods 32, and two racks 35 are fixedly connected to the front side of the frame 1. The plurality of gears 34 and the two racks 35 are meshed with each other. The limiting component includes two supporting plates 36 fixedly connected to the front side of the frame 1, and the two supporting plates 36 are provided with U-shaped grooves 37. The two rotating rods 32 are slidably connected to the inner walls of the two U-shaped grooves 37. By providing the cleaning mechanism 3, the cleaning brush 33 can fully clean the front side of the display screen 11, thereby achieving the purpose of cleaning dust while the protective cover 24 moves.

[0032] The dust removal mechanism 4 includes a cooling component, an exhaust component and a support component. The cooling component includes a back plate 41 fixedly connected to the back of the frame 1, and a plurality of heat dissipation holes 42 are opened on the back plate 41. The cleaning brush 33 contacts the back of the back plate 41. The exhaust component includes a plurality of exhaust fans 43 fixedly connected to the protective cover 24, and the output ends of the plurality of exhaust fans 43 are fixedly connected to the exhaust cover 44. The support component includes two support rods 45 fixedly connected to the bottom surface of the frame 1, and the bottom ends of the two support rods 45 are fixedly connected to the bottom plate 46. By providing the dust removal mechanism 4, the exhaust fan 43 draws the dust to the outside for discharge, so as to avoid the dust from accumulating again, thereby ensuring the heat dissipation effect at the heat dissipation holes 42.

[0033] A specific application of this embodiment is: by providing the protection mechanism 2, the T-shaped slide groove 21 and the T-shaped slider 22 cooperate with each other, so that the T-shaped slider 22 can only slide up and down on the T-shaped slide groove 21. When the T-shaped slider 22 slides to the inner bottom wall of the T-shaped slide groove 21, the protective cover 24 rotates to the front of the frame 1 through the hinge plate 23. At this time, the slide rod 25 is manually pulled forward. At this time, the spring 27 is compressed under the action of the fixing plate 26 until the end of 5 moves to the slot 28, and the slide rod 25 can be released, and the two slide rods 25 slide into the slot 28. The protective cover 24 is fixed so that the protective cover 24 can protect the display screen 11 and prevent it from being damaged by external impact, thereby reducing the risk of accidental damage to the device and improving the durability and reliability of the device. When the T-shaped slider 22 is pushed to the upper part of the inside of the T-shaped slide groove 21, the hinge plate 23 can be rotated to make the back of the protective cover 24 fit with the back of the frame 1 and fix it through the slot 28 and the slide bar 25, so that the protective cover 24 can be placed on the back to prevent it from affecting the normal use of the display screen 11 and improve the flexibility of the device.

[0034] By providing the cleaning mechanism 3, when the protective cover 24 slides into the U-shaped groove 37 through the rotating rod 32, the support plate 36 cooperates with the U-shaped groove 37 to limit the moving direction of the rotating rod 32, so that the protective cover 24 can only move up and down, and when the protective cover 24 moves downward, the gear 34 and the rack 35 cooperate with each other to make the rotating rod 32 rotate, so that the cleaning brush 33 can fully clean the front of the display screen 11, achieving the purpose of cleaning dust while the protective cover 24 moves;

[0035] By providing a dust removal mechanism 4, after cleaning the front of the display screen 11 and the back of the back plate 41, some dust may remain in the gap between the frame 1 and the protective cover 24. At this time, the exhaust fan 43 can be turned on to allow the exhaust fan 43 to draw the dust to the outside and discharge it to avoid dust accumulation again, thereby ensuring the heat dissipation effect at the heat dissipation hole 42, and further processing the dust on the surface of the display screen 11 to improve the dust removal effect. The support rod 45 and the bottom plate 46 cooperate with each other to provide a stable support for the bottom of the device.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A plastic protective structure for a liquid crystal display screen, comprising a frame (1), Features: The frame (1) is provided with a protection mechanism (2), a cleaning mechanism (3) and a dust removal mechanism (4); the protection mechanism (2) comprises a protection component and a fixing component; The protection component comprises a T-shaped slide groove (21) which is arranged on the left and right sides of the frame (1); the inner walls of the two T-shaped slide grooves (21) are slidably connected with a T-shaped slider (22); the two T-shaped sliders (22) are hingedly connected with a hinge plate (23) on one side away from each other; the ends of the two hinge plates (23) away from the T-shaped slider (22) are fixedly connected with a protection cover (24); two slide bars (25) are slidably penetrated on the protection cover (24); the outer walls of the two slide bars (25) are fixedly connected with a fixing plate (26); the two slide bars (25) are sleeved with a spring (27); the front ends of the two springs (27) are fixedly connected with the back side of the protection cover (24); the ends of the two springs (27) are fixedly connected with the two fixing plates (26) respectively; and the protection cover (24) is made of plastic material.

2. The plastic protective structure for a liquid crystal display screen according to claim 1, It is characterized in that The fixing assembly comprises two slots (28) both provided on the front side and the back side of the T-shaped slide groove (21), the slide rod (25) is adapted to the slots (28), and the slide rod (25) is slidably connected to the inner wall of the slots (28).

3. The plastic protective structure for a liquid crystal display screen according to claim 2, It is characterized in that The cleaning mechanism (3) comprises a cleaning component, a connecting component and a limiting component. The cleaning component comprises a plurality of fixed blocks (31) fixedly connected to the back of the protective cover (24). A rotating rod (32) is rotatably passed through each of the two fixed blocks (31). Cleaning brushes (33) are fixedly connected to the two rotating rods (32). The front of the frame (1) is fixedly connected to a display screen (11), and the cleaning brush (33) is in contact with the display screen (11).

4. The plastic protective structure for a liquid crystal display screen according to claim 3, It is characterized in that The connecting assembly comprises gears (34) fixedly connected to the left and right ends of the two rotating rods (32); the front side of the frame (1) is fixedly connected to two racks (35); and a plurality of the gears (34) and the two racks (35) are meshed with each other.

5. The plastic protective structure for a liquid crystal display screen according to claim 4, It is characterized in that The limiting assembly comprises two support plates (36) fixedly connected to the front side of the frame (1), the two support plates (36) are both provided with a U-shaped groove (37), and the two rotating rods (32) are both slidably connected to the inner walls of the two U-shaped grooves (37).

6. The plastic protective structure for a liquid crystal display screen according to claim 3, It is characterized in that The dust removal mechanism (4) comprises a cooling component, an exhaust component and a support component. The cooling component comprises a back plate (41) fixedly connected to the back of the frame (1). The back plate (41) is provided with a plurality of heat dissipation holes (42). The cleaning brush (33) is in contact with the back of the back plate (41).

7. The plastic protective structure for a liquid crystal display screen according to claim 6, It is characterized in that The exhaust assembly comprises a plurality of exhaust fans (43) fixedly connected to the protective cover (24), and the output ends of the plurality of exhaust fans (43) are all fixedly connected to the exhaust cover (44).

8. The plastic protective structure for a liquid crystal display screen according to claim 7, It is characterized in that The support assembly comprises two support rods (45) fixedly connected to the bottom surface of the frame (1), and the bottom ends of the two support rods (45) are fixedly connected to a bottom plate (46).

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