CN201260209Y - CRT television - Google Patents

Abstract

The utility model provides a CRT television which comprises a face casing and a rear casing, wherein the face casing is connected with the rear casing; the rear casing is provided with a cavity body which can accept a kinescope CRT; a plurality of fixing posts fixing a kinescope is arranged in the cavity body; and a bugle cavity fixing a bugle is arranged in the cavity body. The kinescope and the bugle of the CRT television are both arranged on the rear casing, the face casing only plays a role of decoration to the appearance of the television, the structure of the face casing is simple, the cost of opening-mode is low, and so the television is easy to replace the appearance. The materials of the face casing can be selected at will and can select low-cost materials or beautiful decorative materials, and the thickness of the face casing can be ultra-thin.

Description

CRT TV

【Technical field】

The utility model relates to a TV set, in particular to a CRT TV set.

【Background technique】

With the impact of flat-panel TVs on CRT (Cathode Ray Tube, cathode ray tube) TVs in recent years and consumers' higher and higher requirements for CRT TVs, CRT TVs are constantly improving in terms of appearance, function, and practicability. With innovation, manufacturers are constantly introducing new appearance models, while paying more attention to the humanized design of product performance.

The picture tube, the movement of the existing CRT TV set, the loudspeaker and the function buttons are all fixed on the face shell earlier, and then the back shell is buckled, and the back shell is only an accessory. CRT TV needs to change the appearance of the cover by replacing the cover. The development cost of the cover is high, the development cycle is long, the strength of the cover material is high, and the selection of the cover material is limited. In the above structure, the volume occupied by the rear shell is not effectively utilized, and it only serves as an accessory decoration.

【Content of utility model】

The technical problem to be solved by the utility model is to provide a CRT TV set whose appearance is easy to replace.

In order to solve the above-mentioned technical problems, the technical proposal of the utility model is: provide a kind of CRT television set, comprise face case and rear case, described face case is connected with rear case; A cavity: a plurality of fixing columns for fixing the picture tube are arranged in the cavity, and a speaker cavity for fixing the horn is arranged in the cavity.

Compared with the prior art, the picture tube of the above-mentioned CRT TV set, the movement, the function button, and the loudspeaker are all installed on the back shell to utilize the occupied volume space of the back shell, and the face shell only plays the role of TV appearance decoration. Converting to the shell structure is simple, the cost of mold opening is low, and the cycle is short, so as to achieve the fast and efficient effect of changing the appearance of the TV; in addition, the material of the shell can be chosen arbitrarily, not only can choose low-cost materials, beautiful decorative materials, but also can Make the thickness of the surface shell ultra-thin.

【Description of drawings】

Fig. 1 is an exploded schematic view of a preferred embodiment of the present invention.

Fig. 2 is an exploded view of the embodiment shown in Fig. 1 from another angle.

Fig. 3 is a schematic perspective view of the middle frame in the embodiment shown in Fig. 1 .

【Detailed ways】

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 1 to Fig. 3, it is a preferred embodiment of the utility model CRT television, it comprises face shell 1 and back shell 2, and described back shell 2 comprises middle frame 20 and tail cover 22, and described face shell 1 is connected with the middle frame 20, and the middle frame 20 is connected with the tail cover 22. The middle frame 20 is responsible for fixing the picture tube CRT, loudspeaker, face shell, movement board, function button, switch and remote control head assembly, rear shell 2 and tail cover 22, and the tail cover 22 can be convenient for TV maintenance.

A screw column 12 is provided on the frame 10 of the face shell 1, and a screw hole 202 is correspondingly provided on the frame 200 of the middle frame 20. The screw column 12 passes through the screw hole 202, and then the surface is connected by a screw (not shown in the figure). The shell 1 is fixed on the middle frame 20; the frame 204 of the middle frame 20 is provided with a through hole 206, and the frame 220 of the tail cover 22 is provided with a fixing hole 222, and the screw passes through the fixing hole 222 and the through hole 206, and the tail cover 22 and middle frame 20 are fixed together.

The middle frame 20 is provided with a square cavity 201, and the cavity 201 can accommodate a picture tube CRT (not shown in the figure). Two adjacent corners of the cavity body 201 are provided with speaker cavities 207, and a speaker (not shown in the figure) is fixed in the speaker cavity 207 . The other two adjacent corners of the cavity 201 and each horn cavity 207 are respectively provided with fixing columns 203 , and the picture tube CRT is fixed on the middle frame 20 through the fixing columns 203 . The fixed column 203 can be a single cylinder to fix the four corners of the CRT, or can be surrounded by three cylinders to form a triangle to fix the four corners of the CRT. Each corner of the CRT is composed of three columns, and then a triangular hardware bracket is set on the triangular fixed column 203. To fix the picture tube CRT. The horn mouth 204 of the horn cavity 207 can face the shell 1 directly, and the shell 1 is provided with a through hole 14, and the through hole 14 is used for the horn volume to pass through the outgoing and function buttons, the remote control receiving head, and the power switch button; The side of the bell mouth 204 is aligned with the side wall 205 of the middle frame 20, and a sound hole (not shown in the figure) is set on the side wall 205, and the sound is emitted at the side wall 205; Base plate 206 is provided with a sound hole (not shown in the figure) on base plate 206, and the sound is output at base plate 206; Sound from behind. The speaker can be flexibly placed according to customer requirements and circuit design needs, and the structure here can also effectively strengthen the strength of supporting the picture tube CRT. The bottom plate 206 is provided with a bracket 208 for fixing a function button switch, and the function button can be a power switch assembly or a remote control assembly.

The picture tube, movement, function button, and loudspeaker of the above-mentioned CRT TV set are all installed on the back shell 2, and the occupied volume space of the back shell 2 is utilized. Do not install any accessories (except the trademark) and do not bear various forces of the TV. It is only attached to the rear case, and the thickness of the front case can be made ultra-thin 3mm. The surface shell 1 has a simple structure and low mold opening cost, so the appearance of the TV is easy to change; the previous surface shell 1 material can only be made of high mechanical strength and good impact resistance, but the material of the surface shell 1 in this embodiment can be selected arbitrarily. It can be made of low-cost materials or beautifully decorated materials, such as: PC transparent high-gloss material with good toughness; high-gloss ABS with excellent fluidity, and the decorative materials used in modern LCD panels can be used on CRT TVs. All the materials used in the TV structure small parts can be used in the face shell 1. The rear case 2 is divided into a middle frame 20 and a tail cover 22, which is convenient for TV maintenance, and the components in the TV can be repaired by removing the tail cover 22. The CRT, speaker, function buttons and function buttons inside the TV can facilitate the installation and removal of the circuit board. The speaker can be side-out (from the side), front-out (from the panel), or from the bottom (from the rear) sound from the bottom of the shell), or sound from the back. The effective utilization of the rear shell 2 makes the size of the CRT TV greatly reduced.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. A CRT television set, comprising a face shell and a back shell, the face shell is connected with the back shell; the back shell is provided with a cavity capable of accommodating a picture tube CRT; it is characterized in that: in the cavity, there are many A fixing post for fixing the picture tube is provided, and a horn cavity for fixing the horn is arranged in the cavity. 2. The CRT TV set as claimed in claim 1, wherein the rear case comprises a middle frame and a tail cover which can be easily maintained, the face shell is connected with the middle frame, and the middle frame is connected with the tail cover; The cavity is arranged on the middle frame. 3. The CRT TV set according to claim 2, characterized in that there are two speaker cavities, which are respectively arranged at two adjacent corners of the cavities. 4. The CRT TV set according to claim 3, wherein there are four fixing posts, two of which are arranged at two adjacent corners of the cavity, and two are respectively arranged on the speaker cavity. 5. The CRT TV set according to claim 4, wherein the fixing column is a triangular column, and a hardware bracket for fixing the picture tube CRT is arranged on the fixing column. 6. The CRT TV set according to any one of claims 1 to 5, characterized in that: the speaker cavity is provided with a horn mouth, and the horn mouth is directly opposite to the shell, and the shell is provided with a loudspeaker for outputting the volume of the horn. And the through hole through which the function button, the remote control receiving head and the power switch button pass. 7. The CRT TV set according to any one of claims 1 to 5, characterized in that: the horn cavity is provided with a bell mouth, and the side wall of the bell mouth is aligned with the side wall of the frame. The sound outlet for sound. 8. The CRT TV set according to any one of claims 1 to 5, characterized in that: the speaker chamber is provided with a bell mouth, the bell mouth faces the bottom plate of the middle frame, and the bottom plate is provided with a sound hole. 9. The CRT TV set according to any one of claims 1 to 5, characterized in that: a horn mouth is provided on the horn cavity, and the horn mouth faces backward. 10. The CRT TV set according to any one of claims 1 to 5, characterized in that: the cavity is provided with a bracket for fixing a function button switch, and the function button is a power switch assembly and a remote control assembly.

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