CN202059500U - Cathode ray tube (CRT) television front case structure - Google Patents
Cathode ray tube (CRT) television front case structure Download PDFInfo
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- CN202059500U CN202059500U CN2011201612670U CN201120161267U CN202059500U CN 202059500 U CN202059500 U CN 202059500U CN 2011201612670 U CN2011201612670 U CN 2011201612670U CN 201120161267 U CN201120161267 U CN 201120161267U CN 202059500 U CN202059500 U CN 202059500U
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- frame
- fore shell
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Abstract
The utility model relates to a cathode ray tube (CRT) television front case structure, which comprises a front case and a plurality of CRT support frames, wherein the CRT support frames are used for fixedly supporting a CRT, the front case is provided with a frame type side frame, and the CRT support frames are symmetrically arranged on the side frame of the front case. Through the arrangement of the CRT support frames on the front case, the CRT is fixed on the CRT support frames, and simultaneously, a support sheet for supporting the CRT is arranged on a base plate used for supporting the front case, so the CRT weight born by the front case is reduced, the CRT assembly is stable and firm, and in addition, the stress of the front case, the base plate and the CRT support frames is balanced. The front case is ensured to have sufficient strength to bear the strong impact of a CRT television in the falling process, in addition, the structure of the front case is simple, the appearance surface shrinking and other appearance defects do not exist, and the requirements of injection molding and coating-free production of highlight molds are met.
Description
Technical field
The utility model relates to the CRT technical field of television sets, relates in particular to a kind of high optical mode tool injection moulding that is applicable to--exempt to spray the CRT front shell of television structure of production.
Background technology
Television set is an electronic product indispensable during people live.The fore shell of the CRT television set that still is widely used at present, mainly adopts oil spout to handle to satisfy its appearance requirement.
But, adopt the oil spout processing can't satisfy some market demand because of problems such as environmental protection and cost height.Therefore be necessary to propose a kind of injection molding forming method, make need not spray the effect that gloss oil can reach the spraying gloss oil after the injection mo(u)lding of CRT front shell of television.
The molded technology of high light beam is that existing can the realization need not spray the injection molding forming method that gloss oil can reach the effect of spraying gloss oil after the front shell of television injection mo(u)lding.But, at present, the molded technology of high light beam is used more in the panel TV technical field, and do not apply to existing C RT technical field of television sets, because the fore shell of existing C RT television set is heavier at least 4 times than the panel TV set of same size, be example with the LCD of 29 cun CRT television sets and 32 cun, more than the heavy 45Kg of 29 cun CRT television set, and 32 cun LCD nearly weigh 10.5Kg.Because fore shell is the main load-bearing parts of television set, the front casing structure of CRT television set is than the front casing structure complexity of panel TV set, and requires to have higher intensity and can bear the dropping shock bigger than panel TV.
High light beam is moulded and is required the CRT front casing structure to be different from traditional CRT front casing structure fully, the CRT fore shell depanning gradient that high light beam is moulded need be increased to 7 °, the sign indicating number courage of fixation of C RT can not directly be grown on fore shell, needs to separate with fore shell, is designed to the assembling of part and fore shell separately; The chassis also needs to split with fore shell, is designed to the assembling of part and fore shell separately; The double-screw bolt of fore shell inside can not directly be grown at the fore shell inner surface for avoiding the fore shell appearance to shrink, and needs to adopt ramp-roof structure, the muscle position that while high light face-piece inside can not be arranged too much, and the muscle position can not be too thick.
And the front casing structure of existing C RT television set is for satisfying the muscle position that requirement of strength is arranged too much in fore shell inside, and the muscle position is thicker, can't satisfy the molded requirement to the fore shell outward appearance of high light beam.
The utility model content
Main purpose of the present utility model is to provide a kind of CRT front shell of television structure, has at fore shell under the prerequisite of sufficient intensity, satisfies the molded requirement to the fore shell outward appearance of high light beam.
In order to achieve the above object, the utility model proposes a kind of CRT front shell of television structure, comprise fore shell, some CRT supports that supports CRT that is used for fixing; Described fore shell has the shaped as frame frame, and described CRT support is symmetricly set on the frame of described fore shell.
Preferably, described CRT support is the L type, which is provided with the plurality of fixed screw, and correspondence position is provided with the plurality of fixed double-screw bolt on the frame of described fore shell, cooperates with fixed bolt by fixing threaded hole described CRT support is fixed on the described fore shell.
Preferably, concave edge is provided with some spacing muscle that are used to locate described CRT in the L type of described CRT support.
Preferably, also comprise the chassis; Described frame comprises the bottom frame, described chassis has a fixed edge, described fixed edge is provided with fixed bolt and fixing threaded hole, described bottom frame correspondence position is provided with fixing threaded hole and fixed bolt, cooperate with fixed bolt by fixing threaded hole described chassis is fixed on the described fore shell, in order to support fore shell.
Preferably, described chassis further comprises the side that is positioned at described fixed edge both sides, is provided with the support chip that is used to support described CRT near described fore shell on the described side, and chassis side correspondence position is provided with the support chip installing hole; Described support chip is perpendicular to the bottom on described chassis.
Preferably, described frame further comprises top frame and side frame, and described top frame and/or side frame are provided with some seam muscle and fixed bolts that are used to clamp the back cover of CRT television set.
Preferably, also comprise the fixed bolt that is used to install loudspeaker, by this fixed bolt and cooperating of fixing threaded hole described loudspeaker are fixed on the frame of described side on the loudspeaker.
Preferably, control plate before also comprising is by being fixed on the frame of described bottom fixed bolt and cooperating of fixing threaded hole.
Preferably, described fixed bolt is ramp-roof structure.
Preferably, the frame of described fore shell has four diagonal angles, and described CRT support is four, is separately positioned on four diagonal angle sides of the frame of described fore shell.
A kind of CRT front shell of television structure that the utility model proposes, by some CRT supports are installed on fore shell, CRT is fixed on the CRT support, simultaneously, support chip is installed on the chassis of supporting fore shell is supported CRT, to alleviate the CRT weight that fore shell is born, not only make the CRT assembling firm, and make fore shell, chassis and the equilibrium of CRT support force.Both guaranteed that fore shell had enough intensity and bears the powerful impact in falling of CRT television set, and front casing structure is simple, appearance is not shunk and other open defect, has satisfied high optical mode tool injection moulding-exempt from the to spray requirement of production to fore shell intensity.
Description of drawings
Fig. 1 is the structural representation of fore shell among the utility model CRT front shell of television structure one embodiment;
Fig. 2 is the local enlarged diagram of fore shell oblique stud roof construction among the utility model CRT front shell of television structure one embodiment;
Fig. 3 a is first kind of CRT supporting structure schematic diagram among the utility model CRT front shell of television structure one embodiment;
Fig. 3 b is second kind of CRT supporting structure schematic diagram among the utility model CRT front shell of television structure one embodiment;
Fig. 3 c is the third CRT supporting structure schematic diagram among the utility model CRT front shell of television structure one embodiment;
Fig. 3 d is the 4th kind of CRT supporting structure schematic diagram among the utility model CRT front shell of television structure one embodiment;
Fig. 4 is chassis structure figure among the utility model CRT front shell of television structure one embodiment;
Fig. 5 is CRT support and the preceding schematic diagram of fore shell assembling among the utility model CRT front shell of television structure one embodiment;
Fig. 6 is CRT support and a fore shell assembling back schematic diagram among the utility model CRT front shell of television structure one embodiment;
Fig. 7 is the fixing threaded hole of CRT support among the utility model CRT front shell of television structure one embodiment and the partial cutaway schematic of fore shell fixed bolt assembling;
Fig. 8 is chassis and the preceding schematic diagram of fore shell assembling among the utility model CRT front shell of television structure one embodiment;
Fig. 9 is chassis and a fore shell assembling back schematic diagram among the utility model CRT front shell of television structure one embodiment;
Figure 10 is the schematic diagram after the utility model CRT front shell of television structure one embodiment and CRT finish assembling.
In order to make the technical solution of the utility model clearer, clear, be described in further detail below in conjunction with accompanying drawing.
Embodiment
To shown in Figure 10, the utility model one embodiment proposes a kind of CRT front shell of television structure as Fig. 1, comprises fore shell 1, the some CRT support that supports CRT21 and chassis 16 of support fore shell 1 of being used for fixing; Fore shell 1 has the shaped as frame frame, and the CRT support is symmetricly set on the frame of fore shell 1.
In the present embodiment, the frame of fore shell 1 has four diagonal angles, and the CRT support is four, is separately positioned on four diagonal angle sides of the frame of fore shell 1.Specifically comprise: be positioned at fore shell 1 left side top CRT support 9, be positioned at below, fore shell 1 left side CRT support 10, be positioned at the CRT support 11 of top, fore shell 1 right side and the CRT support 12 that is positioned at below, fore shell 1 right side.
Each CRT support 9,10,11,12 is the L type, which is provided with fixing threaded hole 14, and correspondence position is provided with fixed bolt 2 on the frame of fore shell 1, cooperates with fixed bolt 2 by fixing threaded hole 14 CRT support 9,10,11,12 is fixed on the fore shell 1.
Further, in order better to locate CRT21, in the L type of CRT support 9,10,11,12, be provided with some spacing muscle 15 on the concave edge, shown in Fig. 3 a, Fig. 3 b, Fig. 3 c and Fig. 3 d.
Schematic diagram such as Fig. 5 and shown in Figure 6 before and after the assembling of fore shell 1 and CRT support 9,10,11,12.Fig. 5 is CRT support and the preceding schematic diagram of fore shell assembling among the utility model CRT front shell of television structure one embodiment; Fig. 6 is CRT support and a fore shell assembling back schematic diagram among the utility model CRT front shell of television structure one embodiment.
The frame of present embodiment fore shell 1 comprises bottom frame, top frame and side frame (not shown), and chassis 16 has a fixed edge and is positioned at the side (not shown) of fixed edge both sides.Fixed edge is provided with fixed bolt 17 and fixing threaded hole 18, the bottom frame correspondence position of fore shell 1 is provided with fixing threaded hole 4 and fixed bolt 3, cooperate with fixed bolt 3,17 by fixing threaded hole 18,4 chassis 16 is fixed on the fore shell 1, in order to balanced support fore shell 1.Because chassis 16 couples of whole C RT television set plays the balance support effect, the structure stress of whole television set finally is delivered on the carrier of carrying television set by chassis 16.
Be provided with the support chip 20 that is used to support CRT21 near fore shell 1 on 16 sides of chassis, chassis 16 side correspondence positions are provided with support chip installing hole 19, and support chip 20 is perpendicular to the bottom on chassis 16.
The top frame of fore shell 1 and/or side frame are provided with some seam muscle 7 and fixed bolts 8 that are used to clamp the back cover of CRT television set.
In addition, also be provided with fixing threaded hole 5 (not shown)s that are used to install loudspeaker on the frame of the side of fore shell 1, loudspeaker cooperate on the side frame that is fixed on fore shell 1 by the fixing threaded hole (not shown) on the fixed bolt on the fore shell 15 and the loudspeaker.
Control plate before also being equipped with on the frame of the bottom of fore shell 1, preceding control plate cooperates on the bottom frame that is fixed on fore shell 1 by the fixing threaded hole (not shown) on the fixed bolt on the fore shell 16 and the preceding control plate.
In order to satisfy the requirement that high light beam is moulded, avoid fore shell 1 appearance to shrink, each fixed bolt in the above-mentioned fore shell mostly is ramp-roof structure.
In the present embodiment, be the Gao Guang that realizes fore shell-exempt from the function of oil spout outward appearance and enough structural strengths, with the traditional partition of CRT front shell of television fore shell 1, CRT support 9,10,11,12 and chassis 16 3 parts.CRT is installed on chassis 16 in addition supports 20 to alleviate the CRT weight that fore shell 1 is born.
,, when assembling, at first 4 CRT supports 9,10,11,12 are fixed on the fore shell 1 of Gao Guang, and then chassis 16 is fixed on the fore shell 1 to shown in Figure 10 as Fig. 5, be assembled into the preceding frame assembly of the complete assembling CRT of a cover thus; Again CRT21 is screwed afterwards on the CRT support 9,10,11,12 of former frame assembly, on chassis 16, load onto the support chip 20 that supports CRT subsequently, on like this that CRT is the firm assembling former frame assembly, guarantee the stress equalization of preceding frame assembly simultaneously, loaded onto other smallclothes, movement and back cover etc. at last.
Fore shell is provided with 14 fixed bolts 2 that are used for fixing the CRT support in the present embodiment, 14 fixed bolts 2 are with 9,10,11,12 firm being fixed on the fore shell 1 of four CRT supports, four CRT supports will assemble being distributed on the fore shell 1 through each fixed bolt of stress equalization behind the CRT, in the falling of complete machine, being delivered on the fore shell 1 of the impulsive force equilibrium that CRT21 can be transmitted makes fore shell 1 can not produce stress and concentrates; The fixed bolt 3 of fixed underpan and fixing threaded hole 4 are with chassis 16 firm being connected on the fore shell 1; Clamp the seam muscle 7 of back cover and the fixing fixed bolt 8 of back cover, with back cover and fore shell 1 firm linking together, to guarantee the intensity of complete machine; The most of ramp-roof structure that adopts of the fixed bolt of fore shell 1 inside shrinks to avoid the fore shell outward appearance.
Compared to existing technology, present embodiment CRT front casing structure is simple in structure, and the sign indicating number courage post in the traditional C RT fore shell and most of bearing tendon are economized to fall approximately, when moulding with the high light beam of realizing fore shell, has guaranteed the structural strength of fore shell.
As Fig. 5 and shown in Figure 6, Fig. 5 is CRT support and the preceding schematic diagram of fore shell assembling among the utility model CRT front shell of television structure one embodiment; Fig. 6 is CRT support and a fore shell assembling back schematic diagram among the utility model CRT front shell of television structure one embodiment; When with CRT support 9,10,11,12 by screw after the fixed bolt on fixing threaded hole 14 and the fore shell 2 is fixing, make comparatively weak fore shell become strong.
As shown in figure 10, Figure 10 is the schematic diagram after the utility model CRT front shell of television structure one embodiment and CRT finish assembling.CRT21 obtains effectively fixing and support among the figure under the acting in conjunction of fore shell 1, CRT support 9,10,11,12, chassis 16, support chip 20, has guaranteed the structural strength and the stability of fore shell 1 and complete machine.
As mentioned above, by traditional C RT fore shell being split into the front shell assemblies design of fore shell 1, CRT support 9,10,11,12, chassis 16 3 parts, simultaneously the novel designs of fore shell internal fixation double-screw bolt and muscle position has realized that the high light beam of fore shell 1 moulds, fore shell 1 is not had oil spout production, and the bulk strength of front shell assemblies also is guaranteed in addition.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. a CRT front shell of television structure comprises fore shell, it is characterized in that, also comprises some CRT supports that support CRT that are used for fixing; Described fore shell has the shaped as frame frame, and described CRT support is symmetricly set on the frame of described fore shell.
2. CRT front shell of television structure according to claim 1, it is characterized in that, described CRT support is the L type, which is provided with the plurality of fixed screw, correspondence position is provided with the plurality of fixed double-screw bolt on the frame of described fore shell, cooperates with fixed bolt by fixing threaded hole described CRT support is fixed on the described fore shell.
3. CRT front shell of television structure according to claim 2 is characterized in that, concave edge is provided with some spacing muscle that are used to locate described CRT in the L type of described CRT support.
4. CRT front shell of television structure according to claim 1 is characterized in that, also comprises the chassis; Described frame comprises the bottom frame, described chassis has a fixed edge, described fixed edge is provided with fixed bolt and fixing threaded hole, described bottom frame correspondence position is provided with fixing threaded hole and fixed bolt, cooperate with fixed bolt by fixing threaded hole described chassis is fixed on the described fore shell, in order to support fore shell.
5. CRT front shell of television structure according to claim 4, it is characterized in that, described chassis further comprises the side that is positioned at described fixed edge both sides, is provided with the support chip that is used to support described CRT near described fore shell on the described side, and chassis side correspondence position is provided with the support chip installing hole; Described support chip is perpendicular to the bottom on described chassis.
6. CRT front shell of television structure according to claim 4, it is characterized in that, described frame further comprises top frame and side frame, and described top frame and/or side frame are provided with some seam muscle and fixed bolts that are used to clamp the back cover of CRT television set.
7. CRT front shell of television structure according to claim 6 is characterized in that, also comprises the fixed bolt that is used to install loudspeaker, by this fixed bolt and cooperating of fixing threaded hole described loudspeaker are fixed on the frame of described side on the loudspeaker.
8. CRT front shell of television structure according to claim 6 is characterized in that, control plate before also comprising is by being fixed on the frame of described bottom fixed bolt and cooperating of fixing threaded hole.
9. according to each described CRT front shell of television structure among the claim 2-8, it is characterized in that described fixed bolt is ramp-roof structure.
10. CRT front shell of television structure according to claim 9 is characterized in that the frame of described fore shell has four diagonal angles, and described CRT support is four, is separately positioned on four diagonal angle sides of the frame of described fore shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201612670U CN202059500U (en) | 2011-05-19 | 2011-05-19 | Cathode ray tube (CRT) television front case structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201612670U CN202059500U (en) | 2011-05-19 | 2011-05-19 | Cathode ray tube (CRT) television front case structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202059500U true CN202059500U (en) | 2011-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201612670U Expired - Fee Related CN202059500U (en) | 2011-05-19 | 2011-05-19 | Cathode ray tube (CRT) television front case structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202059500U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695017A (en) * | 2012-06-14 | 2012-09-26 | 昆山维金五金制品有限公司 | Riser for TV (television) stands |
| CN105295569A (en) * | 2015-12-04 | 2016-02-03 | 常熟市宏福塑料金属制品有限公司 | CRT (cathode ray tube) tube support |
-
2011
- 2011-05-19 CN CN2011201612670U patent/CN202059500U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695017A (en) * | 2012-06-14 | 2012-09-26 | 昆山维金五金制品有限公司 | Riser for TV (television) stands |
| CN105295569A (en) * | 2015-12-04 | 2016-02-03 | 常熟市宏福塑料金属制品有限公司 | CRT (cathode ray tube) tube support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120519 |