CN215872231U - Metal back plate and display with same - Google Patents
Metal back plate and display with same Download PDFInfo
- Publication number
- CN215872231U CN215872231U CN202122138712.8U CN202122138712U CN215872231U CN 215872231 U CN215872231 U CN 215872231U CN 202122138712 U CN202122138712 U CN 202122138712U CN 215872231 U CN215872231 U CN 215872231U
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- back plate
- metal back
- plastic frame
- metal
- main body
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- 239000002184 metal Substances 0.000 title claims abstract description 137
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 137
- 239000004033 plastic Substances 0.000 claims abstract description 67
- 229920003023 plastic Polymers 0.000 claims abstract description 67
- 238000001746 injection moulding Methods 0.000 claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
本实用新型涉及显示装置技术领域，尤其涉及一种金属背板件及带有该金属背板件的显示器。该金属背板件包括金属背板；塑料框，塑料框呈U型，以注塑成型的方式结合在金属背板的外缘处；其中，塑料框的横截面形状呈L形，包括包覆在金属背板内壁面边缘处的贴合部、以及设置在贴合部外边缘处的遮挡部；遮挡部与贴合部相垂直，包覆金属背板的环状外壁；遮挡部外表面高于金属背板外壁面，以使二者间形成高度差；高度差与安装在遮挡部的待装配件的厚度相匹配。与现有技术相比，该金属背板件采用塑包铁注塑成型工艺，不仅提高了产品良品率，利于批量生产，而且提高了产品使用寿命；同时，降低塑料框的整体厚度，实现金属背板件整体重量的降低。
The utility model relates to the technical field of display devices, in particular to a metal back plate member and a display with the metal back plate member. The metal back plate part includes a metal back plate; a plastic frame, the plastic frame is U-shaped and is combined at the outer edge of the metal back plate by means of injection molding; wherein, the cross-sectional shape of the plastic frame is L-shaped, including covering A bonding part at the edge of the inner wall surface of the metal back plate, and a shielding part arranged at the outer edge of the bonding part; the shielding part is perpendicular to the bonding part and covers the annular outer wall of the metal back plate; the outer surface of the shielding part is higher than The outer wall of the metal back plate forms a height difference between the two; the height difference matches the thickness of the to-be-assembled parts installed in the shielding part. Compared with the prior art, the metal back plate adopts the plastic-coated iron injection molding process, which not only improves the product yield, is conducive to mass production, but also improves the service life of the product; at the same time, the overall thickness of the plastic frame is reduced to realize the The overall weight of the panel is reduced.
Description
Technical Field
The utility model relates to the technical field of display devices, in particular to a metal back plate and a display with the metal back plate.
Background
The existing backboard part for installing the display is generally composed of a backboard main body and a frame body which is buckled and installed on the outer edge of the backboard main body, the frame body is clamped and installed on the backboard main body, the combination stability is poor, and the frame body is easy to fall off from the backboard main body.
Based on this, the present invention has developed a metal back plate to overcome the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
One purpose of the utility model is to provide a metal back plate member, which adopts a plastic-clad iron injection molding process, thereby not only improving the yield of products and being beneficial to batch production, but also prolonging the service life of the products; meanwhile, the overall thickness of the plastic frame is reduced, and the overall weight of the metal back plate is reduced.
In order to achieve the above object, the present invention provides a metal back plate member, including:
a metal back plate;
the plastic frame is U-shaped and is combined at the outer edge of the metal back plate in an injection molding mode;
the cross section of the plastic frame is L-shaped and comprises a fitting part coated on the edge of the inner wall surface of the metal back plate and a shielding part arranged on the outer edge of the fitting part; the shielding part is vertical to the attaching part and covers the annular outer wall of the metal back plate; the outer surface of the shielding part is higher than the outer wall surface of the metal back plate, so that a height difference is formed between the shielding part and the metal back plate; the height difference is matched with the thickness of a to-be-assembled part arranged on the shielding part.
Furthermore, the height difference between the outer surface of the shielding part and the outer wall surface of the metal back plate is 15 mm-25 mm.
Further, the cross-sectional shape of the bonded portion is flat.
Furthermore, the metal back plate comprises a back plate main body part and an injection molding part which is arranged on the periphery of the back plate main body part and connected with the plastic frame, the outer edge of the injection molding part of the metal back plate extends outwards perpendicularly to form a vertical extending part, and a plurality of through holes arranged at intervals are formed in the joint of the vertical extending part and the metal back plate.
Furthermore, a plurality of arched bulges are arranged on the injection molding part of the metal back plate, and through grooves are formed in two sides of each arched bulge; or the injection molding part of the metal back plate is provided with a plurality of through grooves arranged at intervals, and the outer edges of the through grooves are provided with bulges.
Furthermore, the back plate main body part of the metal back plate is provided with a plurality of long ribs which are arranged side by side.
Furthermore, a plurality of buckle bodies are arranged at the edge of the joint part, and the buckle bodies and the plastic frame are integrally formed in an injection molding mode; and/or the annular outer wall surfaces at two sides of each top corner of the plastic frame are provided with concave clamping grooves or positioning bulges.
Furthermore, a plurality of notches are formed in the joint part of the plastic frame, and the buckling bodies correspond to the notches one to one; the buckle body comprises a buckle main body part, a buckle hook part and a buckle tongue part;
the buckle main body part is in a long strip shape and is vertically arranged on the attaching part of the plastic frame;
the clamping hook part is arranged at the convex end of the clamping buckle main body part;
the clamping tongue part is plate-shaped and is arranged at the bottom end of the buckle main body part, the clamping tongue part is parallel to the joint part of the plastic frame, and the clamping tongue part corresponds to the notches of the plastic frame one by one, so that a gap is reserved between the clamping tongue part and the metal back plate.
Furthermore, mountain-shaped notches are formed in the top corners of the metal back plate, and the positions of the mountain-shaped notches correspond to the positions of the inner concave clamping grooves one to one.
The metal back plate piece has the following beneficial effects:
the plastic frame of the metal back plate piece is combined at the outer edge of the metal back plate piece in an injection molding mode to form the plastic-coated iron back plate piece, the connection mode is simple and reliable, and the plastic-coated iron back plate piece is not easy to fall off. Meanwhile, the plastic frame is divided into two parts, namely the attaching part and the shielding part, and the wall surface of the corresponding metal back plate is coated, so that the bonding area between the plastic frame and the metal back plate is increased, and the bonding between the plastic frame and the metal back plate is firmer. In addition, the difference in height between shielding portion surface and the metal backplate outer wall face just in time with install the thickness phase-match that treats the assembly at shielding portion, can effectively reduce the whole thickness of plastics frame, and then reduces the whole thickness of metal backplate spare, realizes the reduction of the whole weight of metal backplate spare.
Another object of the present invention is to provide a display device, which includes the above metal back plate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a first schematic structural diagram of a metal back plate according to the present embodiment;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a first schematic structural diagram of the plastic frame in FIG. 1;
FIG. 4 is a schematic view of a portion of the structure shown at B in FIG. 3;
FIG. 5 is a schematic view of a second plastic frame shown in FIG. 1;
FIG. 6 is a schematic view of a portion of the structure of FIG. 5 at D;
FIG. 7 is a schematic view of the metal back plate shown in FIG. 1;
FIG. 8 is a schematic view of a portion of the structure of FIG. 7 at C;
FIG. 9 is a schematic view of another metal backplate structure;
FIG. 10 is an enlarged view of a portion of FIG. 9 at F;
fig. 11 is a second schematic structural view of a metal back plate according to the present embodiment;
FIG. 12 is an enlarged view of a portion of FIG. 11 at G;
in the figure: the metal backboard 1, the backboard main body part 10, the injection molding part 11, the vertical extending part 12, the through hole 13, the arched bulge 14, the bulge 141, the through groove 15, the long rib 16, the connecting hole 17 and the mountain-shaped notch 18;
the plastic frame 2, the attaching part 20, the notch 201, the shielding part 21, the outer surface 211, the groove 212, the concave clamping groove 22 and the positioning protrusion 23;
the latch body 3, the latch body 30, the protruding end 301, the hook portion 31, and the latch portion 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.
The utility model will be discussed in detail below with reference to figures 1 to 12 and the specific embodiments:
in the present invention, the surface of the metal backplate 1 on which the display screen standby assembly is mounted is the outer wall surface of the metal backplate 1, the opposite surface is the inner wall surface of the metal backplate 1, and the side wall surface of the metal backplate 1 is the annular outer wall.
As shown in fig. 1 to 12, the present invention provides a metal back plate member including:
a metal back plate 1;
the plastic frame 2 is U-shaped and is combined at the outer edge of the metal back plate 1 in an injection molding mode;
the cross section of the plastic frame 2 is in an L shape, and comprises a fitting part 20 coated on the edge of the inner wall surface of the metal back plate 1 and a shielding part 21 arranged on the outer edge of the fitting part 20. The cross section of the joint part 20 is flat or thin, and is coated on the outer edge of the inner wall surface of the metal back plate 1, so that the coating area is large, the contact area between the joint part and the metal back plate 1 is increased, and the joint between the plastic frame 2 and the metal back plate 1 is firmer and more reliable. The shielding part 21 is perpendicular to the attaching part 20, covers the annular outer wall of the metal back plate 1, and is enclosed into a U-shaped plastic frame by the shielding part 21 and the attaching part 20. The outer surface 211 of the shielding part 21 is higher than the outer wall surface of the metal back plate 1, so that a height difference is formed between the two; the height difference is matched with the thickness of the to-be-assembled part arranged on the shielding part 21, and the to-be-assembled part can be a display screen or other to-be-assembled objects. Specifically, in the present invention, the height difference between the outer surface 211 of the shielding portion 21 and the outer wall surface of the metal back plate 1 is not specifically limited, and is selected by those skilled in the art according to the actual situation, but preferably, the height difference between the outer surface 211 of the shielding portion 21 and the outer wall surface of the metal back plate 1 is 15mm to 25mm, which is just matched with the thickness of the assembly parts such as the display screen, and the thickness of the metal back plate is reduced. Of course, as shown in this embodiment, a groove 212 may be formed on the shielding portion 21 for mounting the display panel waiting assembly.
The plastic frame 2 of the metal back plate part is combined at the outer edge of the metal back plate 1 in an injection molding mode to form the plastic-coated iron back plate part, the connection mode is simple and reliable, and the plastic-coated iron back plate part is not easy to fall off. Meanwhile, the plastic frame 2 is divided into two parts, namely the attaching part 20 and the shielding part 21, and the corresponding wall surface of the metal back plate 1 is coated, so that the bonding area between the plastic frame 2 and the metal back plate 1 is increased, and the bonding between the plastic frame and the metal back plate is firmer. In addition, the height difference between the outer surface 211 of the shielding part 21 and the outer wall surface of the metal back plate 1 is just matched with the thickness of the part to be assembled, which is arranged on the shielding part 21, so that the whole thickness of the plastic frame 2 can be effectively reduced, the whole thickness of the metal back plate is further reduced, and the reduction of the whole weight of the metal back plate is realized.
Further, in some embodiments, the metal back plate 1 is optimally designed, and the specific technical scheme is as follows: the metal back plate 1 can be made of metal plates through stamping, and stamping parts have the advantages of stable quality, good interchangeability, good rigidity and the like. A plurality of long ribs 16 arranged side by side are correspondingly arranged on the back plate main body part 10 of the metal back plate 1, so that the strength of the metal back plate 1 is enhanced; in the present invention, the number, size, and the like of the long ribs 16 are not specifically limited, and those skilled in the art design and select the long ribs according to actual situations, for example, in the present embodiment, two long ribs 16 are provided. The metal back plate 1 can be in various shapes, such as rectangle, polygon and the like, and the shape of the metal back plate 1 can be changed according to different use places; in this embodiment, the metal back plate 1 is a rectangular plate, and is mainly used in the field of liquid crystal displays, and a plurality of connecting holes 17 are correspondingly formed in the back plate main body portion 10 of the metal back plate 1 for external connection.
In some more specific embodiments, the metal backboard 1 comprises a backboard main body portion 10 and an injection molding portion 11 arranged at the periphery of the backboard main body portion 10 and connected with the plastic frame 2, the outer edges of the injection molding portion 11 extend perpendicularly and outwardly to form vertical extending portions 12, and a plurality of through holes 13 arranged at intervals are formed at the connection positions of the vertical extending portions 12 and the metal backboard 1; the through hole 13 is just arranged at the intersection of the vertical extending part 12 and the injection molding part 11, so that the combination area of the injection molding body and the metal back plate 1 is increased, the adhesive force between the rubber body and the metal back plate 1 is increased, and the plastic frame 2 and the metal back plate 1 are combined more firmly and are not easy to separate. In the present invention, the shape, position, etc. of the through hole 13 are not specifically limited, and are designed and selected by those skilled in the art according to actual situations; preferably, however, two sets of through holes 13 are provided, including a set of large through holes 131 and a set of small through holes 132, the set of small through holes 132 is provided at the vertical extension portion 12, the other set of large through holes 132 is provided at the outer edge of the injection molding portion 11 of the metal back plate 1, and the two sets of through holes 13 are alternately arranged, so that the plastic frame 2 and the metal back plate 1 are firmly combined and are not easy to be separated.
In other embodiments, a plurality of arched protrusions 14 are disposed on the injection molding portion 11 of the metal back plate 1, through slots 15 are formed on both sides of the arched protrusions 14, and the arched protrusions 14 are spaced along the outer edge of the metal back plate 1. The arched bulge 14 is arranged at the injection molding part 11 of the metal back plate 1, so that the bonding force between the injection molding glue and the metal back plate 1 is increased, and the plastic frame 2 is firmly bonded on the metal back plate 1. In the utility model, the degree of protrusion of the arch-shaped protrusion 14, the length of the arch-shaped protrusion 14 and the like are not particularly limited, and the person skilled in the art can design and select the arch-shaped protrusion according to actual conditions; similarly, the shape, size, etc. of the through grooves 15 on both sides of the arcuate projections 14 are not particularly limited. Of course, the dome-shaped protrusion 14 can be replaced by other structural designs, such as: the injection molding part 11 of the metal back plate 1 is provided with a plurality of through grooves 15 arranged at intervals, the outer edge of each through groove 15 is provided with a protrusion 141, namely, the protrusion 141 protrudes outwards along the edge of the through groove 15 to form the protrusion 141, so that the bonding force between injection molding glue and the metal back plate 1 is increased, the plastic frame 2 is firmly bonded on the metal back plate 1, and meanwhile, when the plastic frame 2 is detached, the plastic frame 2 and the metal back plate 1 are conveniently detached. The shape of the through-groove 15 is not particularly limited in the present invention, and any shape such as a square shape or a circular shape may be used, and the through-groove 15 is a circular groove in the present embodiment.
Further, in some specific embodiments, the plastic frame 2 is further optimally designed, and the specific technical scheme is as follows: the attaching part 20 of the plastic frame 2 is provided with a plurality of notches 201, the notches 201 are arranged at intervals along the length direction of the attaching part 20, the shape of the notch 201 can be any shape such as rectangle, square, polygon, circle and the like, the utility model is not particularly limited, and the notch 201 is designed and selected by technicians in the field according to actual conditions, for example, the notch 201 is rectangular in shape in the embodiment; and the edge of the fitting part 20 is provided with a plurality of buckle bodies 3, the buckle bodies 3 and the plastic frame 2 are integrally molded by injection, the buckle bodies 3 correspond to the notches 201 one by one, and the notches 201 are arranged, so that a certain gap is reserved between the buckle bodies 3 and the metal back plate 1, and the elasticity of the buckle bodies 3 is enhanced. Each frame of the plastic frame 2 is provided with a plurality of buckle bodies 3 at intervals, the buckle bodies 3 are used for realizing the buckle fixing installation of the metal back plate, and the space between the adjacent buckle bodies 3 is not specifically limited in the utility model, so that the metal back plate can be designed and selected by a person skilled in the art according to the actual situation, and the metal back plate belongs to the protection scope of the utility model. Set up buckle body 3 on plastic frame 2, the buckle body 3 has prolonged this buckle body 3's life with the integrative injection moulding of plastic frame 2, has strengthened the reliability of connecting, and through buckle body 3 with metal back plate fixed mounting on the product that corresponds, realized the buckle between the two and connected, the dismantlement installation etc. of the metal back plate of being convenient for.
Further, in some embodiments, a plurality of fastening bodies 3 are arranged at the edge of the attaching portion 20 of the plastic frame 2, and the fastening bodies 3 and the plastic frame 2 are integrally formed by injection molding, so that the metal back plate is clamped and mounted. Meanwhile, the annular outer wall surfaces at two sides of each top corner of the plastic frame 2 are respectively provided with an inwards concave clamping groove 22 or a positioning bulge 23, and the clamping installation of the metal back plate is better realized through the mutual matching of the clamping grooves or the positioning bulges 23 and the clamping bodies 3. The shapes of the snap body 3, the positioning protrusion 23, and the recessed snap groove 22 are not specifically limited in the present invention, and can be designed and selected by those skilled in the art according to actual situations, and all belong to the protection scope of the present invention.
In some more specific embodiments, a preferred design of the fastening body 3 is given, and the specific technical scheme is as follows: the latch body 3 includes a latch body 30, a latch portion 31, and a latch portion 32. The buckle main body 30 is long and vertically disposed on the attaching portion 20 of the plastic frame 2. The hook portion 31 is disposed at the protruding end 301 of the main body 30, and the hook portion 31 is reversely buckled to a corresponding product, so as to realize the buckle connection between the backboard member and the product. The latch portion 32 is plate-shaped and is arranged at the bottom end of the latch main body portion 30, the latch portion 32 is parallel to the attaching portion 20 of the plastic frame 2, and the latch portion 32 corresponds to the notches 201 of the plastic frame 2 one by one, so that a gap is reserved between the latch portion 32 and the metal back plate 1; the plastic frame 2 is provided with a notch 201 opposite to the latch part 32 of the buckle body 3, so that a gap is reserved between the latch part 32 and the metal back plate 1, and the elasticity of the buckle body 3 is increased, so that the lock catch connection of the back plate piece is more reliable. It should be noted that, in the present invention, the size of the reserved gap between the latch portion 32 and the metal backplate 1 is not specifically limited, and the design may be performed by those skilled in the art according to actual situations.
In some more specific embodiments, the annular outer wall surfaces on both sides of each top corner of the plastic frame 2 are provided with concave clamping grooves 22 or positioning protrusions 23. Through the mutual matching of the concave clamping groove 22 or the positioning bulge 23 and the clamping body 3, the clamping installation of the metal back plate is better realized. In this embodiment, each vertex angle of the plastic frame 2 is provided with a set of concave slots 22 or two positioning protrusions 23, and each set of concave slots 22 or two positioning protrusions 23 is respectively disposed on the annular outer wall surfaces at two sides of the vertex angle and disposed at a side close to the vertex angle, so that the snap connection stability is better. In the utility model, the shapes, sizes, arrangement positions and the like of the concave clamping groove 22 and the positioning protrusion 23 are not particularly limited, and the shape, the size, the arrangement positions and the like can be designed and selected by a person skilled in the art according to actual conditions, and the utility model belongs to the protection scope of the utility model. It should be noted that the structures of the concave slot 22, the positioning protrusion 23, etc. are freely combined with different types of the fastening body 3 to form different types of metal back plate structures, and the metal back plate structures shown in the drawings are only an example and should not be understood as limitations to the scope of the present invention.
Correspondingly, a mountain-shaped notch 18 is formed at the vertex angle of the metal back plate 1, and the positions of the mountain-shaped notches 18 correspond to the positions of the concave clamping grooves 22 one by one, so that a corresponding inward-sinking type clamping groove structure is formed at the vertex angle of the metal back plate and is used for clamping and mounting the metal back plate, and the metal back plate is good in attractiveness; the buckling, clamping and installation of the metal back plate part are realized through the buckling body 3 and the concave clamping groove 22, and the installation reliability is good. Specifically, each apex angle department of plastics frame 2 all is equipped with a set of indent draw-in groove 22, every group indent draw-in groove 22 is two, sets up respectively on the cyclic annular outer wall of apex angle both sides, and set up and be close to the apex angle side.
The utility model further provides a display on the basis of the backboard component, the display comprises the backboard component, the display has all the advantages of the backboard component, the mass production is facilitated, and the service life of the product is prolonged.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122138712.8U CN215872231U (en) | 2021-09-06 | 2021-09-06 | Metal back plate and display with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122138712.8U CN215872231U (en) | 2021-09-06 | 2021-09-06 | Metal back plate and display with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215872231U true CN215872231U (en) | 2022-02-18 |
Family
ID=80246085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122138712.8U Active CN215872231U (en) | 2021-09-06 | 2021-09-06 | Metal back plate and display with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215872231U (en) |
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2021
- 2021-09-06 CN CN202122138712.8U patent/CN215872231U/en active Active
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