CN111343827B - Plastic-metal self-locking integrated back plate - Google Patents
Plastic-metal self-locking integrated back plate Download PDFInfo
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- CN111343827B CN111343827B CN202010196647.1A CN202010196647A CN111343827B CN 111343827 B CN111343827 B CN 111343827B CN 202010196647 A CN202010196647 A CN 202010196647A CN 111343827 B CN111343827 B CN 111343827B
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- buckling
- back plate
- groove
- buckling part
- backboard
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1438—Back panels or connecting means therefor; Terminals; Coding means to avoid wrong insertion
Abstract
The invention relates to the technical field of display back plates, in particular to a plastic-metal self-locking integrated back plate, which comprises: the back plate comprises a back plate body, a vertical clamping piece and a transverse clamping piece; the connection part of the side frames at the two sides of the back plate body is provided with a groove which is arranged along the height direction of the side frames; the vertical buckling piece comprises an embedding part and a buckling part, the embedding part is clamped in the groove, the buckling part is perpendicular to the embedding part, and when the embedding part is embedded in the groove, the buckling part is arranged towards the inside of the backboard body; the transverse buckling piece comprises a buckling body and a buckling part, at least two side walls are arranged on the buckling body and arranged in parallel with two side frames of the backboard body, and when the buckling part moves along the direction of the buckling part and is buckled on the buckling part, the two side walls are attached to the two side frames of the backboard body. Through the setting of vertical buckle spare and horizontal buckle spare, link together two sides on the backplate body, reduced the connection cost, improved joint strength.
Description
Technical Field
The invention relates to the technical field of display back plates, in particular to a plastic-metal self-locking integrated back plate.
Background
The tv back plate is an important structural component for mounting the liquid crystal panel and the circuit board, and as the narrow-frame and frameless displays are more and more favored by consumers, the structural strength of the display back plate is more and more important.
In the prior art, the structure of narrow frame backplate is as shown in fig. 1, the backplate side forms the screen fixed layer 01 parallel with the backplate bottom surface through bending three times, when the equipment display, fix the screen on screen fixed layer 01, the frame of display then reduces greatly from the front, as shown in fig. 2, when the screen fixed layer 01 on adjacent both sides limit is connected, the mode of often adopting is welding or adopting screw connection or adopting glue to bond after the corner cut, above-mentioned connected mode can link together two adjacent screen fixed layers 01, but there is the welding and polishing technology complicacy, joint strength is poor, the problem that the connection cost is low.
In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is actively researched and innovated in cooperation with the application of scholars, so as to create a plastic-metal self-locking integrated back plate, and the plastic-metal self-locking integrated back plate is more practical.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a mould integrative backplate of gold auto-lock realizes the high-speed joint of screen fixed layer.
In order to achieve the purpose, the invention adopts the technical scheme that: a plastic-metal self-locking integrated back plate comprises: the back plate comprises a back plate body, a vertical clamping piece and a transverse clamping piece;
grooves are formed in the connecting positions of the side frames on the two sides of the back plate body, and the grooves are arranged along the height direction of the side frames; the vertical buckling piece comprises an embedding part and a buckling part, the embedding part is clamped in the groove, the buckling part is perpendicular to the embedding part, and when the embedding part is embedded in the groove, the buckling part is arranged towards the inside of the backboard body;
the transverse buckling piece comprises a buckling body and a buckling part, at least two side walls are arranged on the buckling body, the side walls are arranged in parallel with the two side frames of the back plate body, and when the buckling part moves along the direction of the buckling part and is buckled on the buckling part, the two side walls are attached to the two side frames of the back plate body.
Preferably, the depth of the groove is not greater than the folding depth of the side frame of the back plate body.
Preferably, the embedding part comprises a position supplementing block and a reinforcing block in sequence, the position supplementing block is in a shape of a quarter circular column, and the side face and the bottom face of the position supplementing block are attached to the side wall of the groove.
Preferably, the reinforcing block is arranged towards the inner side of the back plate body in a protruding mode, and the outer wall of the reinforcing block is attached to the inner side wall of the back plate body.
Preferably, the upper surface of the reinforcing block is at the same level as the upper surface of the screen fixing layer.
Preferably, buckling part with the boss is connected, buckling part is the arrow point form setting, the buckling part symmetry sets up on the screens body, buckling part includes fixed strip and buckle strip, the unsettled setting of buckle strip is established through pressing the card after deformation resets with buckling part in the buckling part.
Preferably, the fixing strip with the buckle strip integration sets up, just the fixing strip with the contained angle between the buckle strip is less than 90 degrees.
Preferably, a sliding groove is formed in the screen fixing layer of the backboard body and faces towards the groove, a sliding block is arranged on the clamping body, the upper surface of the sliding block protrudes out of the upper surface of the clamping body, and when the transverse clamping piece is clamped on the vertical clamping piece, the upper surface of the sliding block is flush with the upper surface of the screen fixing layer of the backboard body.
The invention has the beneficial effects that: according to the invention, the vertical buckling pieces are buckled at the connecting parts of the two side edges of the backboard body through the arrangement of the vertical buckling pieces and the transverse buckling pieces, and the vertical buckling pieces and the transverse buckling pieces are fixedly connected on the grooves of the backboard body through the clamping of the transverse buckling pieces at the inner side, so that the two side edges on the backboard body are connected together.
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 described in 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 cross-sectional view of a narrow-bezel backplate of the background art;
FIG. 2 is a schematic structural diagram of a narrow-bezel backplane connection in the background art;
FIG. 3 is an exploded view of the plastic-metal self-locking integrated back plate according to the embodiment of the present invention;
FIG. 4 is a schematic structural view of a vertical fastener in an embodiment of the present disclosure;
FIG. 5 is a schematic structural view of the embodiment of the invention in which a vertical fastener is embedded in a back plate body;
FIG. 6 is a top view of the embodiment of the present invention in which the vertical locking member is embedded in the back plate body;
FIG. 7 is a sectional view taken along line A of FIG. 6 in accordance with an embodiment of the present invention;
FIG. 8 is a schematic structural view of the vertical fastener and the horizontal fastener when fastened in the embodiment of the present invention;
FIG. 9 is a schematic structural view of a transverse locking member according to an embodiment of the present disclosure;
fig. 10 is a schematic structural diagram of a plastic-metal self-locking integrated back plate according to an embodiment of the present invention.
Reference numerals: 10-a back plate body, 11-a groove, 12-a sliding groove, 20-a vertical buckling part, 21-an embedding part, 22-a buckling part, 30-a transverse buckling part, 31-a buckling body, 32-a buckling part, 211-a position supplementing block, 212-a reinforcing block, 311-a sliding block, 321-a fixing strip and 322-a buckling strip.
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.
The plastic-metal self-locking integrated back plate shown in fig. 3-10 comprises: a back plate body 10, a vertical fastener 20 and a horizontal fastener 30;
the connecting part of the side frames at two sides of the back plate body 10 is provided with a groove 11, and the groove 11 is arranged along the height direction of the side frames; the vertical buckling piece 20 comprises an embedding part 21 and a buckling part 22, the embedding part 21 is clamped in the groove 11, the buckling part 22 is perpendicular to the embedding part 21, and when the embedding part 21 is embedded in the groove 11, the buckling part 22 faces the inside of the backboard body 10;
the horizontal buckling member 30 includes a buckling body 31 and a buckling portion 32, at least two side walls are disposed on the buckling body 31, the two side walls are parallel to the two side frames of the back plate body 10, and when the buckling portion 32 moves along the direction of the buckling portion 22 and is buckled on the buckling portion 22, the two side walls are attached to the two side frames of the back plate body 10.
In the above embodiment, through the setting of vertical buckle spare 20 and horizontal buckle spare 30, establish vertical buckle spare 20 in the both sides limit junction of backplate body 10, establish through the card of the horizontal buckle spare 30 of inboard, make vertical buckle spare 20 and horizontal buckle spare 30 fixed connection on the recess 11 of backplate body 10, link together two sides on the backplate body 10, compared with the prior art, through the connection of buckle spare, need not to weld the backplate and also need not to use screw or glue to bond, processing technology has been reduced, connection cost has been reduced, owing to establish through the inside and outside card of vertical buckle spare and horizontal buckle spare, and the connection strength is improved.
As a preference of the above embodiment, in order to reduce the influence of the groove 11 on the strength of the back plate body 10 itself, the depth of the groove 11 is not greater than the folding depth of the side frame of the back plate body 10. Because the intensity of the display frame is enhanced by one-time folding, the depth of the groove 11 is set to be smaller than the folding depth of the side frame of the back plate body 10, and the intensity influence of the groove 11 on the back plate body 10 is favorably reduced.
As shown in fig. 4, the embedding portion 21 sequentially includes a position supplementing block 211 and a reinforcing block 212, the position supplementing block 211 is in a shape of a quarter-circle column, and the side surface and the bottom surface of the position supplementing block 211 are attached to the side wall of the groove 11. It should be pointed out here that the shape of the groove 11 that is arranged at the joint of the two side frames of the backboard body 10 is a cut-off quarter cylinder, and the filling block 211 is used for filling the gap of the groove 11, and meanwhile, due to the arrangement of the groove 11, the two side frames of the groove have a tendency of deforming towards the groove 11, after the filling block 211 is filled in the groove 11, the two side surfaces contact with the side surfaces of the side frames, and the force on the side frames is transmitted to the filling block 211, so that the deformation of the side frames towards the middle or the outside is prevented.
Further, the reinforcing block 212 protrudes toward the inner side of the backboard body 10, and the outer wall of the reinforcing block 212 is attached to the inner side wall of the backboard body 10. As shown in fig. 3, since only one metal plate is disposed at the bottom of the side frame of the backplate body 10, and the four corners of the backplate are frequent stress points, the thickness of the corners is increased by the arrangement of the reinforcing blocks 212, so as to reinforce the joints of the side frames of the backplate.
As a preference of the embodiment of the present invention, as shown in fig. 4 to 7, the upper surface of the reinforcing block 212 is at the same level as the upper surface of the screen fixing layer. Because the setting of boss 212 had both increased the thickness of backplate side frame corner department, had also improved the compressive capacity of backplate corner department, set up the upper surface of boss 212 to be in the setting of same surface department with the screen fixed bed through, improved the bearing capacity of screen fixed bed, can be so that in the direction of height, more pressure can be born to the boss 212, improved the holistic bearing capacity of backplate body 10.
In the embodiment of the present invention, as shown in fig. 8, the fastening portion 22 is connected to the reinforcing block 212, the fastening portion 22 is disposed in an arrow shape, the fastening portions 32 are symmetrically disposed on the locking body 31, the fastening portion 32 includes a fixing strip 321 and a fastening strip 322, the fastening strip 322 is disposed in a suspension manner, and is locked in the fastening portion 22 after being deformed and restored by being pressed with the fastening portion 22. When the transverse buckling piece 30 is close to the vertical buckling piece 20, the two hanging buckling strips 322 are inwards extruded by two side walls of an arrow on the top of the buckling part 22 to deform, when the arrow enters the end parts of the two buckling strips 322, the two buckling strips 322 are reset to enable two end parts to be clamped and shot at the rear ends of the arrows, so that the transverse buckling piece 30 cannot retreat, because the two side walls of the transverse buckling piece 30 are already attached to the side walls of the two side frames at the moment, the side frames on the two sides form a support on one hand, and the vertical buckling piece 20 forms an inward constraint on the other hand, the position supplementing block 211 generates an inward movement trend, and because the two side walls of the position supplementing block 211 are in contact with the two side walls of the side frame groove 11, the inward movement of the position supplementing block 211 is prevented by the interaction force between the two side walls, and self-locking is formed by the mode, so that the transverse buckling piece 30 and the vertical buckling piece are firmly clamped, simultaneously, acting force is generated on the inner side and the outer side of the frames at the two sides, so that the deformation of the frames at the two sides is prevented, and the strength of the frame of the display is improved.
In a preferred embodiment of the present invention, the fixing strip 321 and the snap strip 322 are integrally disposed, and an included angle between the fixing strip 321 and the snap strip 322 is less than 90 degrees. Through the setting of integration, improved the intensity of buckling parts 32, and set up through the acute angle between fixed strip 321 and the buckle strip 322, improved buckle strip 322's deformable degree, the lock and the unblock of buckling parts 32 of being convenient for.
In the embodiment of the present invention, as shown in fig. 3, 5 and 6, a sliding groove 12 is formed on the screen fixing layer of the back plate body 10, the sliding groove 12 is disposed toward the groove 11, a sliding block 311 is disposed on the locking body 31, an upper surface of the sliding block 311 protrudes from an upper surface of the locking body 31, and when the transverse locking member 30 is locked on the vertical locking member 20, an upper surface of the sliding block 311 is flush with an upper surface of the screen fixing layer of the back plate body 10.
In the above embodiment, the sliding groove 12 and the sliding block 311 are arranged to guide the movement of the transverse buckling piece 30, so that the transverse buckling piece 30 is accurately connected with the vertical buckling piece 20, and the sliding block 311 is arranged to be bound in the height direction, so that the clamping body 31 is limited below the screen fixing layer and prevented from moving in the vertical direction, and therefore the position of the transverse buckling piece 30 is fixed through the binding in the horizontal and vertical directions, and the self-locking effect is further improved. The strength of the screen fixing layer is further improved by setting the upper surface of the slider 311 to be flush with the upper surface of the screen fixing layer.
In addition, it should be pointed out that the transverse buckling piece 30 and the vertical buckling piece 20 are made of plastic materials, the back plate body 10 is made of metal materials, the overall appearance effect of the display is improved through the arrangement of the plastic materials, the carrying and moving of the display are facilitated due to the fact that the friction force of the plastic materials is large, the back plate can be fixed without the aid of other external factors through the arrangement of the two plastic buckling pieces, the welding and grinding process in the prior art is omitted, and the processing cost is reduced. In the embodiment of the invention, the plastic-metal self-locking integrated back plate is installed by firstly inserting the vertical fastener 20 into the groove 11, and then penetrating the transverse fastener 30 into the sliding groove 12 until the buckling part 32 is clamped into the buckling part 22, so that self-locking is completed, the operation is simple, and the installation efficiency is improved. And through adopting the gradual concatenation complex mode of inclined plane with backplate body 10, there is not obvious vestige in the outward appearance, improve the product science and technology and feel.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a mould integrative backplate of gold auto-lock which characterized in that includes: the back plate comprises a back plate body (10), a vertical fastener (20) and a transverse fastener (30);
a groove (11) is formed in the joint of the frames on the two sides of the back plate body (10), and the groove (11) is arranged along the height direction of the frames; the vertical buckling piece (20) comprises an embedding part (21) and a buckling part (22), the embedding part (21) is clamped in the groove (11), the buckling part (22) is perpendicular to the embedding part (21), and when the embedding part (21) is embedded in the groove (11), the buckling part (22) faces the inside of the backboard body (10);
the transverse buckling piece (30) comprises a buckling body (31) and a buckling part (32), at least two side walls are arranged on the buckling body (31), the two side walls are arranged in parallel with the frames on the two sides of the back plate body (10), and when the buckling part (32) moves along the direction of the buckling part (22) and is buckled on the buckling part (22), the two side walls are attached to the frames on the two sides of the back plate body (10);
the depth of the groove (11) is not more than the turning depth of the side frame of the back plate body (10);
the embedding part (21) sequentially comprises a position supplementing block (211) and a reinforcing block (212), the position supplementing block (211) is in a quarter-ring column shape, and the side surface and the bottom surface of the position supplementing block (211) are attached to the side wall of the groove (11);
the buckling part (22) is connected with the reinforcing block (212), the buckling part (22) is arranged in an arrow shape, the buckling parts (32) are symmetrically arranged on the clamping body (31), the buckling parts (32) comprise fixing strips (321) and buckling strips (322), and the buckling strips (322) are arranged in a suspended mode and are clamped in the buckling part (22) after being reset through extrusion deformation with the buckling part (22);
the screen fixing layer of the backboard body (10) is provided with a sliding groove (12), the sliding groove (12) faces towards the groove (11), the clamping body (31) is provided with a sliding block (311), the upper surface of the sliding block (311) protrudes out of the upper surface of the clamping body (31), the transverse clamping piece (30) is clamped on the vertical clamping piece (20), and the upper surface of the sliding block (311) is flush with the upper surface of the screen fixing layer of the backboard body (10).
2. The plastic-metal self-locking integrated backboard according to claim 1, wherein the reinforcing block (212) protrudes towards the inner side of the backboard body (10), and the outer wall of the reinforcing block (212) is attached to the inner side wall of the backboard body (10).
3. The plastic-metal self-locking integrated backboard according to claim 2, wherein the upper surface of the reinforcing block (212) and the upper surface of the screen fixing layer are at the same level.
4. The plastic-metal self-locking integrated backboard according to claim 1, wherein the fixing strip (321) and the buckle strip (322) are integrally arranged, and an included angle between the fixing strip (321) and the buckle strip (322) is smaller than 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010196647.1A CN111343827B (en) | 2020-03-19 | 2020-03-19 | Plastic-metal self-locking integrated back plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010196647.1A CN111343827B (en) | 2020-03-19 | 2020-03-19 | Plastic-metal self-locking integrated back plate |
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| Publication Number | Publication Date |
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| CN111343827A CN111343827A (en) | 2020-06-26 |
| CN111343827B true CN111343827B (en) | 2021-01-26 |
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| CN111343827A (en) | 2020-06-26 |
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