CN109348657A - A kind of set-top box that installation is firm - Google Patents
A kind of set-top box that installation is firm Download PDFInfo
- Publication number
- CN109348657A CN109348657A CN201811312429.9A CN201811312429A CN109348657A CN 109348657 A CN109348657 A CN 109348657A CN 201811312429 A CN201811312429 A CN 201811312429A CN 109348657 A CN109348657 A CN 109348657A
- Authority
- CN
- China
- Prior art keywords
- lower case
- top box
- protective plate
- firm
- installation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 235000012773 waffles Nutrition 0.000 description 4
- 230000032683 aging Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
-
- 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
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
-
- 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
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20509—Multiple-component heat spreaders; Multi-component heat-conducting support plates; Multi-component non-closed heat-conducting structures
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of set-top boxes that installation is firm, including shell, set-top box mainboard；Set-top box mainboard is equipped in shell；The cavity of installation set-top box mainboard is formed between the upper housing and lower case of shell, upper housing and lower case are clamped；The bottom surface of lower case is equipped with open slot, open slot Open Side Down setting, lower case is equipped with firm component, and firm component includes through-hole, spring, interior protective plate, outer protective plate, and through-hole is arranged in lower case, spring is equipped in through-hole, one end of spring connects interior protective plate, and the other end of spring connects outer protective plate, and interior protective plate is located at the inside of lower case, outer protective plate is located in open slot, and the bottom surface of outer protective plate is equipped with non-slip mat.The invention discloses a kind of set-top boxes that installation is firm, and effective shockproof anti-skidding, long service life, set-top box installation is firm, are suitble to use.
Description
Technical field
The present invention relates to set-top box technique field, specially a kind of set-top box that installation is firm.
Background technique
Digital video switching box (English: Set Top Box, abbreviation STB), commonly referred to as box on set-top box or machine, are one
The equipment of a connection television set and outside source.The digital signal of compression can be changed into television content by it, and in television set
On show.Signal can come from wire cable, satellite antenna, broadband network and terrestrial broadcasting.In set-top box is received
Appearance is more that digital content can be received, including electronic programming refers to other than the image that simulated television can provide, sound
South, internet webpage, subtitle etc..Enable users to watch digital television program on existing television set, and can by network into
The amusement of row interactive digitalization, education and commercialization activity.
Working principle/process of DTV STB: DTV STB selects channel by Network Interface Module,
And carry out demodulation channel decoding process, export MPEG-2 multi-program transmission stream data, give demultiplexer, demultiplexer from
Extract video and audio basic flow (PES) data of a program being packaged, including set-top box video in mpeg 2 transport stream data out
PES, audio PES and auxiliary data PES include a descrambling engine in demultiplexer, can be in transport stream layer and PES layers to scrambling
Data descrambled, demultiplexer output be the video and audio PES descrambled.Video PES is sent into Video Decoder, takes out
MPEG-2 video data and after decoding it, is output to analog encoder, is encoded into analog video signal, then export electricity through video
Road output.Audio PES is sent into audio decoder, takes out MPEG-2 audio data and decodes it, output PCM audio data to sound
Frequency D/A converter, audio D/A converter export analog stereo audio signal, export through audio output circuit.
The structure of set-top box is shell, internal module, and shell primarily serves good protective effect, and internal module is work
Module.Such as Chinese patent CN103634663B, a kind of set-top box is disclosed, comprising: system level chip SOC, random access memory
RAM, multiple functional modules and such as described in any item set-top box standby control devices of claim 5-8.Set-top box internal mode
Block is cheer and bright.
Existing set-top box, in use, especially in areas such as some workshops, mobile site board houses in use,
It is easy to shake, in the prior art, in order to which the effective shockproof anti-skidding technological means taken is in the bottom of set-top box equipped with shockproof
Pad generallys use the materials such as silica gel, rubber as crash roll, increases the friction of the contact surfaces such as set-top box bottom and desktop, ground,
To play shockproof effect, the stabilization of installation is realized.But this crash roll is used in the prior art, on the one hand, shockproof effect
Fruit is general, and mounting stability is poor, and on the other hand, crash roll is easy the moist place of the more comparison of aging, especially rainwater, shockproof
Pad is easier aging, and anti-skidding shockproof effect is poor, and therefore, urgent need is a effectively anti-skidding shockproof, and set-top box installation is firm, is not easy to slide
It falls.
Summary of the invention
To solve the above problems, the invention discloses a kind of set-top box that installation is firm, it is effective shockproof anti-skidding, use the longevity
Life length, set-top box installation is firm, is suitble to use.
In order to reach the goals above, the invention provides the following technical scheme:
A kind of set-top box that installation is firm, including shell, set-top box mainboard；Set-top box mainboard is equipped in the shell；It is described outer
Shell includes integrally formed upper housing, integrally formed lower case, and installation set-top box is formed between the upper housing and lower case
The cavity of mainboard, the upper housing and lower case are clamped；The bottom surface of the lower case is equipped with open slot, and the open slot is opened
Mouth is down-set, and the lower case is equipped with firm component, and the firm component includes through-hole, spring, interior protective plate, outer protection
Plate, the through-hole are arranged in lower case, spring are equipped in the through-hole, one end of the spring connects interior protective plate, described
The other end of spring connects outer protective plate, and the interior protective plate is located at the inside of lower case, and the outer protective plate is located at open slot
Interior, the bottom surface of the outer protective plate is equipped with non-slip mat.
Further, the interior protective plate is dust-proof waffle slab.The structure setting of through-hole, waffle slab realizes effective dissipate
Heat.
Further, the bottom plate of the lower case is equipped with a through-hole, is equipped with 2-8 spring altogether in through-hole.One logical
The setting in hole, structure is simple, and facilitates heat dissipation.
Further, the bottom plate of the lower case is equipped with 2-8 through-hole, is equipped with a spring in each through-hole.It is multiple
The setting of through-hole, effective dust.
Further, the shell is equipped with thermovent, and the thermovent is equipped with interior heat sink, outer heat sink, described
Interior heat sink is connected by a snap on the inner wall of shell, and the outer heat sink is connected by a snap on the outer wall of shell.
Further technical solution of the invention, the upper housing and lower case use plug connection, on the upper housing
Equipped with several groups limited block, the lower case is equipped with the limiting slot that several groups match with limited block position.
The present invention has the advantage that
(1) the invention discloses a kind of set-top box that installation is firm, installation is firm, and effective part is shockproof anti-skidding, is used conveniently and safely
It trusts.
(2) bottom of lower case of the invention is equipped with groove, so that outer protective plate is located in groove, groove itself forms one
Fixed confined space, so that the effective dust and moisture of outer protective plate, meanwhile, the bottom surface of outer protective plate is equipped with non-slip mat and effectively prevents
Sliding, the spring being arranged between outer protective plate and interior protective plate, realization is effective shockproof, meanwhile, inside and outside antiskid plate is provided with
The cooling and heat dissipation of effect, meanwhile, bottom structure of the invention is effectively dust-proof, and dust is avoided to enter in cavity.
(3) upper and lower two shells that shell of the present invention is integrally formed are fixedly connected using dismountable connection type, real
Cavity is formed in present upper-lower casing, set-top box mainboard is placed in the cavity, realizes the use of the safety and stability of set-top box.
Detailed description of the invention
Fig. 1, structural schematic diagram of the invention；
The bottom view of Fig. 2, lower case of the invention；
The lower case bottom substance schematic diagram of Fig. 3, the embodiment of the present invention 1；
The lower case bottom substance schematic diagram of Fig. 4, the embodiment of the present invention 2；
Fig. 5, thermovent of the invention, outer heat sink, interior cooling plate structure schematic diagram.
Wherein: upper housing 1, integrally formed lower case 2, open slot 3, firm component 4, through-hole 41, spring 42, interior protection
Plate 43, outer protective plate 44, non-slip mat 45, thermovent 5, interior heat sink 51, outer heat sink 52, limited block 6, limiting slot 7.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 5, a kind of set-top box that installation is firm, including shell, set-top box mainboard；It is equipped in shell
Set-top box mainboard；Shell includes integrally formed upper housing 1, integrally formed lower case 2, is formed between upper housing and lower case
The cavity of set-top box mainboard is installed, upper housing and lower case are clamped.The structure setting of upper-lower casing, it is easy for assemble or unload, and
Set-top box mainboard is placed in shell, safe dustproof is the mainstream structure of the set-top box in currently available technology.
The bottom surface of lower case is equipped with open slot 3, and open slot Open Side Down setting, lower case is equipped with firm component 4,
Firm component includes through-hole 41, spring 42, interior protective plate 43, outer protective plate 44, and through-hole is arranged in lower case, is equipped in through-hole
Spring, one end of spring connect interior protective plate, and the other end of spring connects outer protective plate, and interior protective plate is located at the interior of lower case
Portion, outer protective plate are located in open slot, and the bottom surface of outer protective plate is equipped with non-slip mat 45.
In the present embodiment, interior protective plate is dust-proof waffle slab.The structure setting of through-hole, waffle slab realizes effective heat dissipation.
In the present embodiment, the bottom plate of lower case is equipped with a through-hole, is equipped with 5 springs altogether in through-hole.One through-hole
Setting, structure is simple, and facilitates heat dissipation.According to demand, settable 2-8 spring is even more.
In the present embodiment, shell is equipped with thermovent 5, and thermovent is equipped with interior heat sink 51, outer heat sink 52, interior heat dissipation
Plate is connected by a snap on the inner wall of shell, and outer heat sink is connected by a snap on the outer wall of shell.
In the present embodiment, upper housing and lower case use plug connection, and upper housing is equipped with several groups limited block 6, lower casing
The limiting slot 7 that body is equipped with several groups and limited block position matches.
Embodiment 2
As shown in figure 4, a kind of set-top box that installation is firm, the bottom plate of lower case is equipped with 5 through-holes, is equipped with one in each through-hole
A spring.According to demand, settable 2-8 through-hole is even more.The setting of multiple through-holes, effective dust.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.It should be pointed out that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (6)
1. a kind of set-top box that installation is firm, including shell, set-top box mainboard；Set-top box mainboard is equipped in the shell；It is special
Sign is: the shell includes integrally formed upper housing, integrally formed lower case, shape between the upper housing and lower case
At the cavity of installation set-top box mainboard, the upper housing and lower case are clamped；The bottom surface of the lower case is equipped with open slot, institute
State open slot Open Side Down setting, the lower case is equipped with firm component, and the firm component includes through-hole, spring, interior
Protective plate, outer protective plate, the through-hole are arranged in lower case, and spring is equipped in the through-hole, and one end of the spring connects
The other end of interior protective plate, the spring connects outer protective plate, and the interior protective plate is located at the inside of lower case, the outer protection
Plate is located in open slot, and the bottom surface of the outer protective plate is equipped with non-slip mat.
2. a kind of firm set-top box of installation as described in claim 1, it is characterised in that: the interior protective plate is dust-proof grid
Plate.
3. a kind of firm set-top box of installation as described in claim 1, it is characterised in that: the bottom plate of the lower case is equipped with
One through-hole is equipped with 2-8 spring in through-hole altogether.
4. a kind of firm set-top box of installation as described in claim 1, it is characterised in that: the bottom plate of the lower case is equipped with
2-8 through-hole, each through-hole is interior to be equipped with a spring.
5. a kind of firm set-top box of installation as described in claim 1, it is characterised in that: the shell is equipped with thermovent,
The thermovent is equipped with interior heat sink, outer heat sink, and the interior heat sink is connected by a snap on the inner wall of shell, described
Outer heat sink is connected by a snap on the outer wall of shell.
6. a kind of firm set-top box of installation as described in claim 1, it is characterised in that: the upper housing and lower case use
Plug connection, the upper housing are equipped with several groups limited block, and the lower case is equipped with several groups and limited block position phase
The limiting slot matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312429.9A CN109348657A (en) | 2018-11-06 | 2018-11-06 | A kind of set-top box that installation is firm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312429.9A CN109348657A (en) | 2018-11-06 | 2018-11-06 | A kind of set-top box that installation is firm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109348657A true CN109348657A (en) | 2019-02-15 |
Family
ID=65313802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811312429.9A Pending CN109348657A (en) | 2018-11-06 | 2018-11-06 | A kind of set-top box that installation is firm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109348657A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267069A (en) * | 2019-06-28 | 2019-09-20 | 深圳市九洲电器有限公司 | Set-top box |
| CN110267071A (en) * | 2019-06-28 | 2019-09-20 | 深圳市九洲电器有限公司 | Set-top box |
| CN110381692A (en) * | 2019-06-28 | 2019-10-25 | 深圳市九洲电器有限公司 | Set-top box |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040250285A1 (en) * | 2001-12-27 | 2004-12-09 | Murphy Thomas E. | Communication system and method |
| CN207731659U (en) * | 2018-03-09 | 2018-08-14 | 周晨阳 | A kind of hard disc structure of the electronic information with shock-damping structure |
-
2018
- 2018-11-06 CN CN201811312429.9A patent/CN109348657A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040250285A1 (en) * | 2001-12-27 | 2004-12-09 | Murphy Thomas E. | Communication system and method |
| CN207731659U (en) * | 2018-03-09 | 2018-08-14 | 周晨阳 | A kind of hard disc structure of the electronic information with shock-damping structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267069A (en) * | 2019-06-28 | 2019-09-20 | 深圳市九洲电器有限公司 | Set-top box |
| CN110267071A (en) * | 2019-06-28 | 2019-09-20 | 深圳市九洲电器有限公司 | Set-top box |
| CN110381692A (en) * | 2019-06-28 | 2019-10-25 | 深圳市九洲电器有限公司 | Set-top box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190215 |
|
| RJ01 | Rejection of invention patent application after publication |