CN112210310B

CN112210310B - Protective film for screen

Info

Publication number: CN112210310B
Application number: CN202011091130.2A
Authority: CN
Inventors: 喻琼; 喻南
Original assignee: Dongguan Jinhengsheng New Material Technology Co Ltd
Current assignee: Dongguan Jinhengsheng New Material Technology Co Ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2022-07-12
Anticipated expiration: 2040-10-13
Also published as: CN112210310A

Abstract

The invention discloses a protective film for a screen, which comprises a protective film and a frame body, wherein the protective film is connected to the frame body, positioning assemblies are arranged at four corners of the protective film, the four positioning assemblies are respectively matched with four corners of the protective film, the four positioning assemblies are arranged on the frame body, and clamping mechanisms are fixedly wrapped at the four corners of the frame body.

Description

Protective film for screen

Technical Field

The invention relates to a protective film for a screen, and belongs to the technical field of protective films.

Background

Liquid Crystal Displays (LCDs) are used in digital watches and one type of display for many portable computers. The LCD display uses two sheets of polarized material with a liquid crystal solution between them. When current is passed through the liquid, the crystals will rearrange so that light cannot pass through them. Thus, each crystal acts like a louver, allowing light to pass through and blocking light. Liquid Crystal Display (LCD) technology information products are now developed toward the goals of being light, thin, short, and small, and it is certainly no exception to display products having a long history in the computer periphery. Under the precondition of easy carrying and transportation, the conventional display methods such as CRT display, LED display, etc. are all limited by the factors of too large volume or huge power consumption, etc., and thus cannot meet the actual needs of users. The development of the liquid crystal display technology is just in line with the trend of the current information products, and the user can enjoy the best visual environment no matter the advantages of right-angle display, low power consumption, small volume, zero radiation and the like. The display screen is easily damaged by external force, so the display screen can be protected by adhering a protective film on the outer side of the display screen.

At present when installing the protection film, only utilize the bonding to glue to bond usually, the time is of a specified duration, and the stickness that the bonding was glued can descend, especially in the weather of high temperature, and the stickness that the bonding was glued can the variation to lead to the stability of protection film to reduce, make the protection film appear not hard up phenomenon, influence the result of use of protection film, when equipment accident fell down, protection film and equipment display screen directly receive the impact and appear impaired phenomenon easily.

Disclosure of Invention

The present invention is directed to a protective film for a screen, which solves the above problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a protection film for screen, includes protection film and framework, the protection film is connected in the framework, protection film four corners department all is equipped with locating component, four locating component matches with the protection film four corners respectively, four locating component all sets up in the framework, the all fixed parcel of framework four corners department has latch mechanism.

Preferably, the protection film includes the diaphragm body, buffer layer, bond line, a plurality of dashpot and a plurality of buffer block, four side borders of the diaphragm body bond and have the buffer layer, the bond line has been bonded to the buffer layer upper end, bond line and framework frame bond all around, a plurality of dashpots have all been seted up to bond line bottom and diaphragm body upper end, the equal a plurality of buffer blocks of fixedly connected with in both ends about the buffer layer, a plurality of the buffer block all establishes to hemispherical with a plurality of dashpot, a plurality of the buffer block respectively with a plurality of dashpot looks adaptation, a plurality of the buffer block is located a plurality of dashpots respectively.

Preferably, four latch mechanism all includes hornblock, stopper, draw-in groove and cambered surface, four the hornblock is all established to the arc form, four the hornblock matches with the framework four corners respectively, four equal fixedly connected with stopper, four in hornblock upper end border the stopper inboard all is equipped with the cambered surface, four the stopper all forms the draw-in groove between with corresponding the hornblock, four the draw-in groove is all established to the arc form.

Preferably, four locating component all includes the locating piece and protects gluey piece, four the locating piece is fixed connection respectively on framework four corners frame, four the locating piece is close to the equal fixedly connected with protection of one side of protection film and glues the piece, four the locating piece is all established to the arc form with protection film edge looks adaptation with four protection gluey pieces.

Preferably, four both sides of stopper upper end all are equipped with a plurality of screw holes, four the draw-in groove all is linked together with a plurality of screw holes.

Preferably, four one side that the stopper was kept away from to the corner piece all is equipped with the atress piece, four atress piece and correspond all fixedly connected with blotter between the corner piece, four the level of atress piece bottom all is less than the level of framework.

Preferably, the upper surface of the protective film, the upper surface of the frame body and the upper surfaces of the four corner blocks are located at the same horizontal height, and the horizontal height of the lower surface of the protective film is greater than that of the lower surface of the frame body.

Preferably, the protection film, the four positioning assemblies and the four clamping grooves are all located on the same side of the frame body.

Compared with the prior art, the invention has the beneficial effects that:

1. through at the membrane body upper surface bonding buffer layer, buffer layer upper surface bonding adhesive glues to all be equipped with a plurality of buffer blocks and a plurality of dashpot between bond line and membrane body and the buffer layer, utilize buffer layer and a plurality of buffer block and a plurality of dashpot can play certain cushioning effect to the membrane body, prevent that membrane body border from receiving strong extrusion and appearing impaired phenomenon.

2. Utilize four hornblocks to wrap up respectively in the equipment four corners outside, equipment four corners border joint respectively is in four draw-in grooves, fix a position and spacing through four draw-in grooves to the equipment four corners, can also utilize the bolt to extrude and the centre gripping the equipment four corners through a plurality of screw holes, further guarantee the stability of being connected of four hornblocks and equipment, thereby guarantee that the framework and protection film are installed on equipment, the protection film is corresponding with the equipment display screen, the lamina membranacea is in close contact with in the equipment display screen outside, protect the equipment display screen, do not need the later stage with the protection film bonding on the display screen, and simultaneously, the framework also can extrude the protection film, make the protection film inseparabler with being connected of display screen, prevent that not hard up phenomenon from appearing in the protection film, guarantee the result of use of protection film, also more convenience to the installation of protection film.

3. The level through four atress piece bottoms all is less than the level of framework, and when equipment dropped, four atress pieces can take place the striking with ground earlier, utilizes four blotters to play the cushioning effect, prevents that equipment body and equipment display screen and protection film from directly receiving powerful impact, guarantees the safety of protection film and equipment display screen.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the backside structure of the present invention;

FIG. 3 is a schematic view of the latch mechanism of the present invention;

FIG. 4 is a schematic view of a positioning assembly according to the present invention;

fig. 5 is a schematic view of the structure of the protective film of the present invention.

In the figure: 1. a frame body; 2. a protective film; 21. a membrane body; 22. a shock-absorbing layer; 23. an adhesive layer; 24. a buffer tank; 25. a buffer block; 3. a clamping mechanism; 31. a corner block; 32. a limiting block; 33. a card slot; 34. a cambered surface; 4. a positioning assembly; 41. positioning blocks; 42. a protective rubber block; 5. a threaded hole; 6. a stress block; 7. a cushion pad.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a protective film for a screen comprises a protective film 2 and a frame body 1, wherein the protective film 2 is connected on the frame body 1, positioning components 4 are arranged at four corners of the protective film 2, the four positioning components 4 are respectively matched with four corners of the protective film 2, the four positioning components 4 are arranged on the frame body 1, clamping mechanisms 3 are fixedly wrapped at the four corners of the frame body 1, a certain buffering effect can be achieved on a film body 21 by utilizing a damping layer 22, a plurality of buffering blocks 25 and a plurality of buffering grooves 24, the phenomenon that the edge of the film body 21 is damaged due to strong extrusion is prevented, the protective film 2 is not required to be adhered on a display screen in the later period, the installation is more convenient, simultaneously, framework 1 also can extrude protection film 2, makes the connection of protection film 2 and display screen inseparabler, prevents that not hard up phenomenon from appearing in protection film 2, guarantees the result of use of protection film 2, also more convenient to the installation of protection film 2.

The protective film 2 comprises a film body 21, a shock-absorbing layer 22, an adhesive layer 23, a plurality of buffer slots 24 and a plurality of buffer blocks 25, the shock-absorbing layer 22 is adhered to the four side edges of the film body 21, the adhesive layer 23 is adhered to the upper end of the shock-absorbing layer 22, the adhesive layer 23 is adhered to the peripheral frame of the frame body 1, the plurality of buffer slots 24 are respectively arranged at the bottom end of the adhesive layer 23 and the upper end of the film body 21, the plurality of buffer blocks 25 are fixedly connected to the upper end and the lower end of the shock-absorbing layer 22, the plurality of buffer blocks 25 and the plurality of buffer slots 24 are hemispherical, the plurality of buffer blocks 25 are respectively matched with the plurality of buffer slots 24, the plurality of buffer blocks 25 are respectively positioned in the plurality of buffer slots 24, a certain buffering effect can be achieved on the film body 21 by utilizing the shock-absorbing layer 22, the plurality of buffer blocks 25 and the plurality of buffer slots 24, the phenomenon that the edges of the film body 21 are damaged due to strong extrusion is prevented, the four clamping mechanisms 3 respectively comprise corner blocks 31, a limiting block 32, a clamping groove 33 and an arc surface 34, four corner blocks 31 are all designed to be arc-shaped, four corner blocks 31 are respectively matched with four corners of a frame body 1, the upper end edges of the four corner blocks 31 are all fixedly connected with limit blocks 32, the inner sides of the four limit blocks 32 are all provided with arc surfaces 34, clamping grooves 33 are formed between the four limit blocks 32 and the corresponding corner blocks 31, the four clamping grooves 33 are all designed to be arc-shaped, the four corner blocks 31 are respectively wrapped outside four corners of equipment, the edges of the four corners of the equipment are respectively clamped in the four clamping grooves 33, the four corners of the equipment are positioned and limited through the four clamping grooves 33, so that the frame body 1 and a protective film 2 are ensured to be installed on the equipment, the protective film 2 is not required to be adhered on a display screen in the later period, meanwhile, the frame body 1 can extrude the protective film 2, the protective film 2 is more tightly connected with the display screen, the loosening phenomenon of the protective film 2 is prevented, the use effect of the protective film 2 is ensured, and the installation of the protective film 2 is more convenient, the four positioning assemblies 4 respectively comprise positioning blocks 41 and protective rubber blocks 42, the four positioning blocks 41 are respectively and fixedly connected to four corner frames of the frame body 1, one sides of the four positioning blocks 41 close to the protective film 2 are respectively and fixedly connected with the protective rubber blocks 42, the four positioning blocks 41 and the four protective rubber blocks 42 are respectively arranged in an arc shape matched with corners of the protective film 2, the four positioning blocks 41 are utilized to conveniently position the protective film 2 during production, the four protective rubber blocks 42 can protect the four corners of the protective film 2 to prevent the protective film 2 from being damaged, a plurality of threaded holes 5 are respectively arranged on two sides of the upper ends of the four limiting blocks 32, the four clamping grooves 33 are respectively communicated with the plurality of threaded holes 5, the four corners of the equipment can be extruded and clamped by bolts through the plurality of threaded holes 5, the connection stability of the four corner blocks 31 and the equipment is further ensured, and one sides of the four corner blocks 31 far away from the limiting blocks 32 are respectively provided with stress blocks 6, the four stress blocks 6 are fixedly connected with the cushion pads 7 between the corresponding corner blocks 31, when the equipment falls, the four stress blocks 6 are firstly collided with the ground, the four cushion pads 7 play a role in buffering to prevent the equipment body, the equipment display screen and the protective film 2 from being directly impacted by strong force, the safety of the protective film 2 and the equipment display screen is ensured, the horizontal heights of the bottoms of the four stress blocks 6 are all smaller than the horizontal height of the frame body 1, the four stress blocks 6 are ensured to be firstly contacted with the ground to protect the equipment display screen and the protective film 2, the upper surface of the frame body 1 and the upper surfaces of the four corner blocks 31 are all positioned at the same horizontal height, the horizontal height of the lower surface of the protective film 2 is larger than the horizontal height of the lower surface of the frame body 1, the connection tightness between the film body 21 and the equipment display screen is ensured, and the protective film 2, the four positioning components 4 and the four clamping grooves 33 are all positioned at the same side of the frame body 1, when four hornblocks 31 are buckled at four corners of the equipment, the film body 21 on the protective film 2 is attached to the display screen of the equipment.

Specifically, when the invention is used, the four corner blocks 31 are respectively wrapped on the outer sides of four corners of the equipment, the edges of the four corners of the equipment are respectively clamped in the four clamping grooves 33, the four corners of the equipment are positioned and limited through the four clamping grooves 33, the four corners of the equipment can be extruded and clamped through the threaded holes 5 by bolts, the connection stability of the four corner blocks 31 and the equipment is further ensured, so that the frame body 1 and the protective film 2 are ensured to be installed on the equipment, the protective film 2 corresponds to the display screen of the equipment, the film body 21 is tightly contacted with the outer sides of the display screen of the equipment to protect the display screen of the equipment, the protective film 2 is not required to be adhered to the display screen in the later period, meanwhile, the frame body 1 can extrude the protective film 2, the protective film 2 is more tightly connected with the display screen, the loosening phenomenon of the protective film 2 is prevented, the use effect of the protective film 2 is ensured, and the installation of the protective film 2 is more convenient, utilize buffer layer 22 and a plurality of buffer block 25 and a plurality of dashpot 24 can play certain cushioning effect to the membrane body 21, prevent that membrane body 21 border from receiving strong extrusion and impaired phenomenon appears, simultaneously, when equipment accident dropped, four atress pieces 6 can take the lead to take place the striking with ground, utilize four blotters 7 to play the cushioning effect, prevent that equipment body and equipment display screen and protection film 2 from directly receiving powerful impact, guarantee the safety of protection film 2 and equipment display screen.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The protective film for the screen comprises a protective film (2) and a frame body (1), and is characterized in that the protective film (2) is connected to the frame body (1), positioning assemblies (4) are arranged at four corners of the protective film (2), the four positioning assemblies (4) are respectively matched with four corners of the protective film (2), the four positioning assemblies (4) are arranged on the frame body (1), and clamping mechanisms (3) are fixedly wrapped at the four corners of the frame body (1);

the protective film (2) comprises a film body (21), a damping layer (22), an adhesive layer (23), a plurality of buffer grooves (24) and a plurality of buffer blocks (25), wherein the damping layer (22) is bonded on the edges of four sides of the film body (21), the adhesive layer (23) is bonded on the upper end of the damping layer (22), the adhesive layer (23) is bonded with the peripheral frame of the frame body (1), the plurality of buffer grooves (24) are respectively formed in the bottom end of the adhesive layer (23) and the upper end of the film body (21), the plurality of buffer blocks (25) are fixedly connected to the upper end and the lower end of the damping layer (22), the plurality of buffer blocks (25) and the plurality of buffer grooves (24) are respectively hemispherical, the plurality of buffer blocks (25) are respectively matched with the plurality of buffer grooves (24), and the plurality of buffer blocks (25) are respectively positioned in the plurality of buffer grooves (24);

the four clamping mechanisms (3) respectively comprise corner blocks (31), limiting blocks (32), clamping grooves (33) and arc surfaces (34), the four corner blocks (31) are all arranged in an arc shape, the four corner blocks (31) are respectively matched with four corners of the frame body (1), the limiting blocks (32) are fixedly connected to the upper end edges of the four corner blocks (31), the arc surfaces (34) are arranged on the inner sides of the four limiting blocks (32), the clamping grooves (33) are formed between the four limiting blocks (32) and the corresponding corner blocks (31), and the four clamping grooves (33) are all arranged in an arc shape;

the four positioning assemblies (4) comprise positioning blocks (41) and protective rubber blocks (42), the four positioning blocks (41) are respectively and fixedly connected to four corner frames of the frame body (1), one sides, close to the protective film (2), of the four positioning blocks (41) are respectively and fixedly connected with the protective rubber blocks (42), and the four positioning blocks (41) and the four protective rubber blocks (42) are respectively arranged to be arc-shaped and matched with corners of the protective film (2);

four one side that stopper (32) were kept away from in corner piece (31) all is equipped with atress piece (6), four atress piece (6) and corresponding equal fixedly connected with blotter (7) between corner piece (31), four the level of atress piece (6) bottom all is less than the level of framework (1).

2. A protective film for a screen according to claim 1, wherein: four both sides of stopper (32) upper end all are equipped with a plurality of screw hole (5), four draw-in groove (33) all are linked together with a plurality of screw hole (5).

3. A protective film for a screen according to claim 1, wherein: the upper surface of the protective film (2), the upper surface of the frame body (1) and the upper surfaces of the four corner blocks (31) are all located at the same horizontal height, and the horizontal height of the lower surface of the protective film (2) is larger than that of the lower surface of the frame body (1).

4. A protective film for a screen according to claim 1, characterized in that: the protective film (2), the four positioning assemblies (4) and the four clamping grooves (33) are located on the same side of the frame body (1).