Embedded HDMI switching structure

Abstract

The utility model relates to the technical field of set top boxes, and discloses an embedded HDMI switching structure, a circuit board is installed inside a set top box bottom shell, a mini HDMI interface is installed on the circuit board, an HDMI switching line is connected inside the mini HDMI interface, a plurality of groove bodies are arranged on the outer side of the set top box bottom shell, a set top box top shell is installed on the set top box bottom shell, and the set top box top shell is provided with a plurality of groove bodies. The set top box top shell is provided with a plurality of clamping buckles, the plurality of clamping buckles are respectively clamped in the plurality of groove bodies, one end of the interior of the set top box bottom shell is provided with a limiting groove, the HDMI patch cord is located in the limiting groove, and the circuit board is provided with a fixing assembly; according to the utility model, the HDMI wire is connected in a switching manner, so that the condition that the HDMI wire is pulled to cause unsoldering can be avoided, the service life of the set top box is prolonged, and meanwhile, when the plug of the HDMI wire breaks down, the HDMI wire can be quickly replaced, and the set top box is convenient to maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to set top box technical field, concretely is a kind of embedded HDMI switching structure. BACKGROUND

[0002] Network set top box is the vital technical equipment in information household appliance.The function of set top box has jumped from a multi-frequency tuner and decoder to a control terminal of a large number of movie, multimedia event, news etc online database.Network set top box can be divided into three categories, one is the network set top box with shopping as the emphasis, one is the network set top box with young people as target group, and the other is a television box designed only for parents.How to expand the function of set top box, improve quality, optimize product structure has important significance for the development of interactive television network.

[0003] The HDMI line of traditional network set top box is usually directly welded on the circuit board, and the HDMI line is easily disconnected by external force pulling, which causes the network set top box to be unable to use, reduces the service life of the network set top box, and needs to use welding tool during maintenance, which is more troublesome, therefore, an embedded HDMI switching structure is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an embedded HDMI switching structure to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: an embedded HDMI switching structure, including set top box bottom shell, the inside of set top box bottom shell is installed with circuit board, the inside of mini HDMI interface is connected with HDMI switching line, the outside of set top box bottom shell is provided with a plurality of grooves, set top box top shell is installed on set top box bottom shell, a plurality of buckles are arranged on set top box top shell, a plurality of buckles are respectively clamped in the inside of a plurality of grooves, the inside one end of set top box bottom shell is provided with limiting groove, HDMI switching line is located in the inside of limiting groove, fixed assembly is arranged on circuit board.

[0006] As preferred, the top of the above-mentioned set top box bottom shell is fixedly connected with a plurality of first positioning columns, a plurality of positioning holes are formed in the circuit board, and the first positioning columns penetrate into the inside of the positioning holes.

[0007] As preferred, the inside one end of the above-mentioned set top box bottom shell is provided with a positioning cylinder, and the inside one end of the set top box top shell is provided with a second positioning column, and the second positioning column is inserted into the inside of the positioning cylinder.

[0008] As preferred, the fixing assembly comprises a fixing base, four elastic legs and a protrusion, the top end of the circuit board is provided with a mounting hole, the fixing base is inserted into the mounting hole, the four elastic legs are fixedly connected to the bottom of the fixing base, the protrusion is arranged on the inner side of the elastic leg, the bottom of the protrusion is provided with an inclined surface, the fixing base is movably penetrated by a pull column, the bottom of the fixing base is fixedly connected with a top cover, and the outer side of the top of the pull column is connected with a pulling frame through a shaft.

[0009] As preferred, the top of the fixing frame is provided with a limiting hole.

[0010] As preferred, the four elastic legs are respectively penetrated into the limiting hole.

[0011] As preferred, the protrusion is located directly below the top cover, and the inner side of the top cover abuts against the inclined surface.

[0012] Compared with the prior art, the above technical scheme has the following technical effects:

[0013] 1. The HDMI line is connected in a switching mode, so that the HDMI line can be prevented from being pulled and disconnected, the service life of the set top box is prolonged, and when the plug of the HDMI line fails, the HDMI line can be quickly replaced, thereby facilitating the maintenance of the set top box.

[0014] 2. One end of the pulling frame is pulled, the pulling frame drives one end of the pull column to move upward, the top cover moves on the inclined surface of the protrusion, the four elastic legs are deformed under stress, when the pulling frame stands on the top of the fixing base, the bottom of the four elastic legs is separated from the bottom side of the fixing frame, the fixing base can be taken upward, the four elastic legs are separated from the fixing frame, and the circuit board can be disassembled without tools, time and labor are saved, and the set top box is maintained conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiment or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a structural schematic view of the set top box bottom shell of the utility model;

[0018] Figure 3 It is the top shell structure schematic view of the set top box of the utility model.

[0019] Figure 4 It is the partial section structure schematic view of the utility model.

[0020] Figure 5 It is the Figure 4 Amplification structure schematic view of A area.

[0021] Mark 1, set top box bottom shell; 2, circuit board; 3, first positioning column; 4, positioning hole; 5, groove body; 6, mini HDMI interface; 7, HDMI adapter line; 8, positioning cylinder; 9, set top box top shell; 10, second positioning column; 11, buckle; 12, fixed frame; 13, limiting hole; 14, mounting hole; 15, fixed seat; 16, elastic foot; 17, protrusion; 18, pull column; 19, top cover; 20, pull frame; 21, limiting groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] It should be known that the structure, proportion, size and the like shown in the drawings of the specification are only used to cooperate with the content disclosed in the specification for understanding and reading by those skilled in the art, not to limit the limiting conditions of the application that can be implemented, so it does not have the substantial meaning in technology. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effect and purpose that can be produced and achieved by the application, should still fall within the scope of the technical content disclosed by the application.

[0024] EMBODIMENT

[0025] Please refer to Figures 1-5The utility model provides a technical scheme: a kind of embedded HDMI adapter structure, including set top box bottom shell 1, the inside installation of set top box bottom shell 1 has circuit board 2, and mini HDMI interface 6 is installed on circuit board 2, and HDMI adapter cord 7 is connected in the inside of mini HDMI interface 6, the outside of set top box bottom shell 1 is provided with several groove bodies 5, set top box top shell 9 is installed on set top box bottom shell 1, and several buckles 11 are provided on set top box top shell 9, and several buckles 11 are respectively clamped in the inside of several groove bodies 5, and the inside one end of set top box bottom shell 1 is provided with limiting groove 21, and HDMI adapter cord 7 is located in the inside of limiting groove 21, and fixed assembly is provided on circuit board 2;By inserting the inside of the mini HDMI interface 6 of circuit board 2 with the HDMI adapter cord 7 matched therewith, circuit board 2 is placed in the inside of set top box bottom shell 1, and HDMI adapter cord 7 is moved to the inside of limiting groove 21, and the outside of HDMI adapter cord 7 is in contact with one end of limiting groove 21, then the installation of HDMI adapter cord 7 is completed, and the connection of HDMI line is carried out by the mode of adapter, can avoid the condition that HDMI line is pulled apart and occurs to be separated, improves the service life of set top box, and when the plug of HDMI line fails, the replacement of HDMI line can be quickly completed, and the maintenance of set top box is facilitated.

[0026] USB interface and Type-C interface are also installed on circuit board 2, and one end of HDMI adapter cord 7 is mini HDMI connector matched with mini HDMI interface 6, and the other end is general HDMI connector.

[0027] In order to quickly install circuit board 2, the top of set top box bottom shell 1 is fixedly connected with several first positioning columns 3, several positioning holes 4 are formed in circuit board 2, the first positioning column 3 penetrates the inside of the positioning hole 4, the positioning hole 4 of the circuit board 2 is aligned with the first positioning column 3, the circuit board 2 is placed in the inside of the set top box bottom shell 1, and the first positioning column 3 is inserted into the inside of the positioning hole 4.

[0028] In order to quickly complete the assembly of set top box, the inside one end of set top box bottom shell 1 is provided with positioning cylinder 8, the inside one end of set top box top shell 9 is provided with second positioning column 10, and the second positioning column 10 is inserted into the inside of the positioning cylinder 8; after the fixation of circuit board 2, set top box top shell 9 is covered on the top of set top box bottom shell 1, so that the second positioning column 10 is inserted into the inside of the positioning cylinder 8, by pressing set top box top shell 9, the buckle 11 on set top box top shell 9 is elastically deformed and clamped into the inside of the groove body 5, that is, the assembly of set top box can be completed.

[0029] The fixing assembly is provided, so that the fixing and dismounting of the circuit board 2 can be quickly completed; the fixing assembly comprises a fixing seat 15, four elastic legs 16 and a protrusion 17; the top end of the circuit board 2 is provided with a mounting hole 14; the fixing seat 15 is inserted into the inside of the mounting hole 14; the four elastic legs 16 are all fixedly connected to the bottom of the fixing seat 15; the protrusion 17 is arranged on the inner side of the elastic leg 16; the bottom of the protrusion 17 is provided with an inclined surface; the inside of the fixing seat 15 movably penetrates a pull column 18; the bottom of the fixing seat 15 is fixedly connected with a top cover 19; the outer side top of the pull column 18 is connected with a pulling frame 20 through a shaft; the four elastic legs 16 penetrate the inside of the mounting hole 14; at this time, the bottom of the four elastic legs 16 abuts against the top of the limiting hole 13; the four elastic legs 16 are deformed and moved to the inside of the limiting hole 13 by pressing the fixing seat 15; when the fixing seat 15 moves to the inside of the mounting hole 14, one end of the four elastic legs 16 penetrates the inside of the limiting hole 13; at this time, the four elastic legs 16 are reset, so that the circuit board 2 is fixed on the top of the fixing frame 12, and the fixing of the circuit board 2 can be completed without the aid of tools, which saves time and effort;

[0030] The inside of the bottom shell 1 of the set top box is provided with a fixing frame 12; the top of the fixing frame 12 is provided with a limiting hole 13; the four elastic legs 16 penetrate the inside of the limiting hole 13 respectively; the protrusion 17 is located directly below the top cover 19; the inner side of the top cover 19 abuts against the inclined surface; the bottom shell 1 and the top shell 9 of the set top box are dismounted; one end of the pulling frame 20 is pulled; the pulling frame 20 drives one end of the pull column 18 to move upward; the top cover 19 moves on the inclined surface of the protrusion 17; the four elastic legs 16 are deformed under stress; when the pulling frame 20 stands on the top of the fixing seat 15, the bottom of the four elastic legs 16 is separated from the bottom side of the fixing frame 12; the fixing seat 15 can be taken upward, so that the four elastic legs 16 are separated from the fixing frame 12; the circuit board 2 can be dismounted, which saves time and effort and is convenient for the maintenance of the set top box.

[0031] The working principle or structural principle is that when assembling, the internal plug of the mini HDMI interface 6 of the circuit board 2 is inserted into the HDMI adapter line 7 matched therewith, then the positioning hole 4 of the circuit board 2 is aligned with the first positioning column 3, the circuit board 2 is placed in the internal part of the set top box bottom shell 1, the first positioning column 3 is inserted into the internal part of the positioning hole 4, and meanwhile the HDMI adapter line 7 is moved into the limiting groove 21, the external side of the HDMI adapter line 7 is abutted against one end of the limiting groove 21, and then the installation of the HDMI adapter line 7 is completed. The HDMI line is connected in a conversion manner, the situation that the HDMI line is pulled and then is disconnected can be avoided, the service life of the set top box is improved, meanwhile, when the plug of the HDMI line is faulty, the replacement of the HDMI line can be quickly completed, the set top box is conveniently maintained, at this time, the circuit board 2 can be fixed, after the fixing of the circuit board 2 is completed, the set top box top shell 9 is covered above the set top box bottom shell 1, the second positioning column 10 is inserted into the internal part of the positioning cylinder 8, by pressing the set top box top shell 9, the buckle 11 on the set top box top shell 9 is elastically deformed and clamped into the internal part of the groove body 5, and then the assembly of the set top box is completed.

[0032] When the circuit board 2 is installed, the four elastic legs 16 are penetrated through the internal part of the mounting hole 14, at this time, the bottom of the four elastic legs 16 is abutted against the top of the limiting hole 13, the fixing seat 15 is pressed, the four elastic legs 16 are deformed and moved into the internal part of the limiting hole 13 under the force, when the fixing seat 15 is moved into the internal part of the mounting hole 14, one end of the four elastic legs 16 is penetrated into the internal part of the limiting hole 13, at this time, the four elastic legs 16 are reset, the circuit board 2 is fixed on the top of the fixing frame 12, and then the fixing of the circuit board 2 is completed, without the aid of tools, time and labor are saved;

[0033] When the HDMI adapter line 7 needs to be replaced, the set top box bottom shell 1 and the set top box top shell 9 are disassembled, one end of the pulling frame 20 is pulled, the pulling frame 20 drives one end of the pulling column 18 to move upward, the top cover 19 moves on the inclined surface of the protrusion 17, the four elastic legs 16 are deformed under the force, when the pulling frame 20 stands on the top of the fixing seat 15, the bottom of the four elastic legs 16 is separated from the bottom side of the fixing frame 12, the fixing seat 15 can be taken upward, the four elastic legs 16 are separated from the fixing frame 12, the circuit board 2 can be disassembled, time and labor are saved, and the set top box is conveniently maintained.

[0034] It is understood by those skilled in the art that the features recited in various embodiments of the present application and / or claims can be combined or / and integrated in various combinations, even if such combinations are not explicitly recited in the present application. In particular, the features recited in various embodiments of the present application and / or claims can be combined and / or integrated in various combinations without departing from the spirit and teachings of the present application. All these combinations and / or integrations fall within the scope of the present application.

Claims

1. An embedded HDMI adapter structure, comprising a set-top box bottom shell (1), characterized in that: The inside of the set top box bottom shell (1) is internally mounted with a circuit board (2), the circuit board (2) is internally mounted with a mini HDMI interface (6), the mini HDMI interface (6) is internally connected with an HDMI adapter wire (7), the outside of the set top box bottom shell (1) is provided with a plurality of grooves (5), the set top box bottom shell (1) is mounted with a set top box top shell (9), the set top box top shell (9) is provided with a plurality of buckles (11), a plurality of buckles (11) are respectively clamped in the inside of a plurality of grooves (5), the inside of the set top box bottom shell (1) is provided with a limiting groove (21), the HDMI adapter wire (7) is located in the inside of the limiting groove (21), the circuit board (2) is provided with a fixing assembly.

2. The in-line HDMI adapter structure of claim 1, wherein: The top of the set top box bottom shell (1) is fixedly connected with a plurality of first positioning columns (3), a plurality of positioning holes (4) are formed in the circuit board (2), and the first positioning columns (3) penetrate into the inside of the positioning holes (4).

3. The in-line HDMI adapter structure of claim 1, wherein: The inside of the set top box bottom shell (1) is provided with a positioning cylinder (8), and the inside of the set top box top shell (9) is provided with a second positioning column (10).

4. The in-line HDMI adapter structure of claim 1, wherein: The fixing assembly comprises a fixing seat (15), four elastic legs (16) and a protrusion (17), one end of the top of the circuit board (2) is provided with a mounting hole (14), the fixing seat (15) is inserted into the inside of the mounting hole (14), the four elastic legs (16) are all fixedly connected to the bottom of the fixing seat (15), the protrusion (17) is arranged on the inside of the elastic leg (16), the bottom of the protrusion (17) is provided with an inclined surface, the inside of the fixing seat (15) movably penetrates a pull column (18), the bottom of the fixing seat (15) is fixedly connected with a top cover (19), and the outside top of the pull column (18) is connected with a pulling frame (20) through a shaft.

5. The in-line HDMI adapter structure of claim 4, wherein: The inside of the set top box bottom shell (1) is internally mounted with a fixing frame (12), and the top of the fixing frame (12) is provided with a limiting hole (13).

6. The in-line HDMI adapter structure of claim 5, wherein: The four elastic legs (16) penetrate into the inside of the limiting hole (13) respectively.

7. The in-line HDMI adapter structure of claim 6, wherein: The protrusion (17) is located directly below the top cover (19), and the inside of the top cover (19) abuts against the inclined surface.

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