CN203596876U - Fixing structure for printed circuit board (PCB) of set top box - Google Patents
Fixing structure for printed circuit board (PCB) of set top box Download PDFInfo
- Publication number
- CN203596876U CN203596876U CN201320750427.4U CN201320750427U CN203596876U CN 203596876 U CN203596876 U CN 203596876U CN 201320750427 U CN201320750427 U CN 201320750427U CN 203596876 U CN203596876 U CN 203596876U
- Authority
- CN
- China
- Prior art keywords
- pcb
- rear board
- top box
- side support
- fixed structure
- 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.)
- Expired - Lifetime
Links
- 230000002787 reinforcement Effects 0.000 claims description 6
- 231100000572 poisoning Toxicity 0.000 abstract 1
- 230000000607 poisoning effect Effects 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model provides a fixing structure for a printed circuit board (PCB) of a set top box. The fixing structure comprises a housing, the printed circuit board (PCB), a front panel, a back panel, a left-side support and a right-side support. The left-side support is provided with a left clamping groove, a left positioning pillar and left fixing holes; and the right-side support is provided with a right clamping groove, a right poisoning pillar and right fixing holes. The printed circuit board (PCB) clamps the left-side support and the right-side support together through the left clamping groove and the right clamping groove. The left-side support is inserted and fixed to the back panel through the left positioning pillar, and the right-side support is inserted and fixed to the back panel through the right positioning pillar. The front panel is fixed to the left-side support and the right-side support through the left fixing holes and the right fixing holes. The housing is inserted into a sealing groove of the back panel, and then is fixed. According to the utility model, the fixing structure for the printed circuit board (PCB) of the set top box is fixed to the printed circuit board (PCB) and the housing through the supports, so that heat radiation performance is ensured without holes being made on the printed circuit board (PCB), the processing is simple, and cost can be greatly saved.
Description
Technical field
The utility model relates to field of set-top, relates in particular to a kind of PCB of set-top box fixed structure.
Background technology
Digital TV set-top box can be divided into cable (Cable), ground (Terrestrial Broadcast), satellite (Satellite) according to the difference of transmission channel, corresponding standard is cable TV: DVB-C, terrestrial broadcast television: DVB-T/T2, ATSC, ISDB-T, DMB-TH, satellite broadcasting television: DVB-S/S2.
Existing, STB casing and pcb board are fixed, and conventionally have two kinds of structures:
Directly, in the stretched pcb board groove of a side position for shell aluminium section bar, pcb board is stuck in groove, this structure can not guarantee the thermal diffusivity between pcb board and shell, and processing technology complexity.
Another kind is that shell aluminium section bar is pulled into two, then fixes by the mode that rivet is locked screw.This fixed structure, need to perforate on pcb board, easily causes the faults such as pcb board short circuit.
Utility model content
The purpose of this utility model is to provide a kind of PCB of set-top box fixed structure, fixes by support and pcb board and shell, guarantees its thermal diffusivity, simultaneously without perforate on pcb board.
The purpose of this utility model is achieved through the following technical solutions.
A kind of PCB of set-top box fixed structure, comprising: shell, pcb board, front panel and rear board, also comprise left side brackets and right side support,
Described left side brackets is provided with left draw-in groove, left reference column, left fixing hole, and described right side support is provided with right draw-in groove, right reference column, right fixing hole;
Described pcb board is connected together left side brackets and right side bracket clamp by left draw-in groove and right draw-in groove;
Described left side brackets is inserted into rear board by left reference column and fixes, and described right side support is inserted into rear board by right reference column and fixes;
Described front panel is fixed by left fixing hole and right location hole and left side brackets and right side support respectively;
It is interior fixing that described shell is inserted into the seal groove of rear board.
Further preferred, in described left side brackets, be also provided with left location stop bit, on described rear board, correspondence is provided with location hole, and described left side brackets is inserted into rear board to left location stop bit by left reference column and blocks location hole to fix.
Further preferred, on the support of described right side, be also provided with right location stop bit, on described rear board, correspondence is provided with location hole, and described right side support is inserted into rear board to right location stop bit by right reference column and blocks location hole to fix.
Further preferred, described shell upper punch is pressed with USB mouth and SD card interface.
Further preferred, in described left side brackets, corresponding shell USB mouth and SD card interface place are provided with USB mouth, SD card interface and plug-in card guide groove.
Further preferred, the both sides correspondence of described rear board is provided with slot, and described left side brackets is inserted in the slot that rear board is corresponding by left reference column.
Further preferred, the both sides correspondence of described rear board is provided with slot, and described right side support is inserted in the slot that rear board is corresponding by right reference column.
Further preferred, the corresponding pcb board in both sides of described rear board is provided with draw-in groove.
Further preferred, on described rear board, be also provided with at least one reinforcement with fixed housing.
Further preferred, on described front panel, be also provided with at least one reinforcement with fixed housing.
The utility model compared with prior art, beneficial effect is: the PCB of set-top box fixed structure that the utility model provides, fix by support and pcb board and shell, and guarantee its thermal diffusivity, simultaneously without perforate on pcb board, process easy and can be greatly cost-saving.
Accompanying drawing explanation
Fig. 1 is the utility model PCB of set-top box fixed structure schematic diagram;
Fig. 2 is that the utility model Set Top Box is removed enclosure structural representation;
Fig. 3 is the utility model left side brackets structural representation;
Fig. 4 is the utility model left side brackets other direction structural representation;
Fig. 5 is the utility model right side supporting structure schematic diagram;
Fig. 6 is the utility model right side support other direction structural representation;
Fig. 7 is the utility model rear panel structure schematic diagram;
Fig. 8 is the fixing rear schematic diagram of the utility model left and right support and rear board;
Fig. 9 is the fixing rear schematic diagram of the utility model left and right support and pcb board.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Refer to shown in Fig. 1,2, the utility model PCB of set-top box fixed structure, comprising:
As shown in Figure 3,4, left side brackets 5 is provided with left draw-in groove 51, left fixing hole 52, left reference column 53, left location stop bit 54, USB mouth 55, SD card interface 56 and plug-in card guide groove 57;
As shown in Figure 5,6, right side support 6 is provided with right draw-in groove 61, right fixing hole 62, right reference column 63 and right location stop bit 64;
As shown in Figure 7, the both sides correspondence of rear board 2 is provided with draw-in groove 21, slot 24 and location hole 22;
As shown in Figure 8, the interior extremely left location stop bit 54 of slot 24 that left side brackets 5 is inserted into rear board 2 correspondences by left reference column 53 blocks location hole 22, closely to connect.
Same, the interior extremely right location stop bit 64 of slot 24 that right side support 6 is inserted into rear board 2 correspondences by right reference column 63 blocks location hole 22, closely to connect.
As shown in Figure 9, pcb board 4 is connected together left side brackets 5 and right side support 6 by left draw-in groove 51 and right draw-in groove 61, forms an entirety.
Then rear board 2 is fixing with left side brackets 5 and right side support 6, as described in Figure 8, then shell 1 is inserted in the seal groove 25 of rear board 2.
Preferably, on plate 2, be also provided with in the back multiple reinforcements 23, with fixed housing 1, prevent shell 1 left and right or upper and lower off normal or rock.
Again screw locking is fixed and used to front panel 3 by left fixing hole 52 and right fixing hole 62 with left side brackets 5 and right side support 6 respectively.
Preferably, on front panel 3, be also provided with multiple reinforcements 31, with fixed housing 1, prevent shell 1 left and right or upper and lower off normal or rock.
The PCB of set-top box fixed structure that the utility model provides, fixes by support and pcb board and shell, guarantees its thermal diffusivity, simultaneously without perforate on pcb board, processes easy and can be greatly cost-saving.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. a PCB of set-top box fixed structure, comprising: shell, pcb board, front panel and rear board, it is characterized in that, and also comprise left side brackets and right side support,
Described left side brackets is provided with left draw-in groove, left reference column, left fixing hole, and described right side support is provided with right draw-in groove, right reference column, right fixing hole;
Described pcb board is connected together left side brackets and right side bracket clamp by left draw-in groove and right draw-in groove;
Described left side brackets is inserted into rear board by left reference column and fixes, and described right side support is inserted into rear board by right reference column and fixes;
Described front panel is fixed by left fixing hole and right location hole and left side brackets and right side support respectively;
It is interior fixing that described shell is inserted into the seal groove of rear board.
2. PCB of set-top box fixed structure as claimed in claim 1, it is characterized in that: in described left side brackets, be also provided with left location stop bit, on described rear board, correspondence is provided with location hole, and described left side brackets is inserted into rear board to left location stop bit by left reference column and blocks location hole to fix.
3. PCB of set-top box fixed structure as claimed in claim 1, it is characterized in that: on the support of described right side, be also provided with right location stop bit, on described rear board, correspondence is provided with location hole, and described right side support is inserted into rear board to right location stop bit by right reference column and blocks location hole to fix.
4. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: described shell upper punch is pressed with USB mouth and SD card interface.
5. PCB of set-top box fixed structure as claimed in claim 4, is characterized in that: in described left side brackets, corresponding shell USB mouth and SD card interface place are provided with USB mouth, SD card interface and plug-in card guide groove.
6. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: the both sides correspondence of described rear board is provided with slot, and described left side brackets is inserted in the slot that rear board is corresponding by left reference column.
7. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: the both sides correspondence of described rear board is provided with slot, and described right side support is inserted in the slot that rear board is corresponding by right reference column.
8. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: the corresponding pcb board in both sides of described rear board is provided with draw-in groove.
9. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: on described rear board, be also provided with at least one reinforcement with fixed housing.
10. PCB of set-top box fixed structure as claimed in claim 1, is characterized in that: on described front panel, be also provided with at least one reinforcement with fixed housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320750427.4U CN203596876U (en) | 2013-11-25 | 2013-11-25 | Fixing structure for printed circuit board (PCB) of set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320750427.4U CN203596876U (en) | 2013-11-25 | 2013-11-25 | Fixing structure for printed circuit board (PCB) of set top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203596876U true CN203596876U (en) | 2014-05-14 |
Family
ID=50677731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320750427.4U Expired - Lifetime CN203596876U (en) | 2013-11-25 | 2013-11-25 | Fixing structure for printed circuit board (PCB) of set top box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203596876U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104053029A (en) * | 2014-06-25 | 2014-09-17 | 深圳市九洲电器有限公司 | Fixing structure of front control board of set top box and set top box |
| WO2017054642A1 (en) * | 2015-09-30 | 2017-04-06 | 深圳市九洲电器有限公司 | Set-top box housing and set-top box |
| CN112866766A (en) * | 2021-01-13 | 2021-05-28 | 深圳市普瑞科斯电子有限公司 | New material modularization STB shell |
-
2013
- 2013-11-25 CN CN201320750427.4U patent/CN203596876U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104053029A (en) * | 2014-06-25 | 2014-09-17 | 深圳市九洲电器有限公司 | Fixing structure of front control board of set top box and set top box |
| CN104053029B (en) * | 2014-06-25 | 2017-12-05 | 深圳市九洲电器有限公司 | A kind of set top box front control board fixed structure and set top box |
| WO2017054642A1 (en) * | 2015-09-30 | 2017-04-06 | 深圳市九洲电器有限公司 | Set-top box housing and set-top box |
| CN112866766A (en) * | 2021-01-13 | 2021-05-28 | 深圳市普瑞科斯电子有限公司 | New material modularization STB shell |
| CN112866766B (en) * | 2021-01-13 | 2023-07-25 | 深圳市普瑞科斯电子有限公司 | New material modularization STB shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Yuquanlu Road Yizhe building 7 floor East Patentee after: SHENZHEN SVI TECHNOLOGY CO.,LTD. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Yuquanlu Road Yizhe building 7 floor East Patentee before: SHENZHEN SOWELL TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210525 Address after: 1403a, building B, innovation building, 198 Daxin Road, majialong community, Nantou street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen xiaoxiliu Technology Co.,Ltd. Address before: 518000 East, 7th floor, Yizhe building, Yuquan Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN SVI TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
|
| CX01 | Expiry of patent term |