CN209861066U - Circuit board fixing mechanism of set top box - Google Patents
Circuit board fixing mechanism of set top box Download PDFInfo
- Publication number
- CN209861066U CN209861066U CN201920931317.5U CN201920931317U CN209861066U CN 209861066 U CN209861066 U CN 209861066U CN 201920931317 U CN201920931317 U CN 201920931317U CN 209861066 U CN209861066 U CN 209861066U
- Authority
- CN
- China
- Prior art keywords
- plate
- circuit board
- welded
- box body
- board
- 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 - Fee Related
Links
- 238000006073 displacement reaction Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model belongs to the fixed establishment field, especially, circuit board fixed establishment of STB, it installs fixedly to adopt the welded method more to the circuit board on the current STB, but this kind of method wastes time and energy, the operation is got up inconveniently, and also there is great trouble problem when needs are changed the circuit board, the following scheme is proposed at present, it includes that the top sets up the open-ended box body, all weld the contact plate on the both sides inner wall of box body, the top contact of two contact plates has same circuit board, the bottom fixed mounting of circuit board has two boards of wearing, the perforation has been seted up at the top of contact plate, wear the board and run through the perforation, the welding has the board of putting on the bottom inner wall of box body, T type hole has been seted up on the board of putting, perpendicular hole has been seted. The utility model discloses the practicality is good, only needs to promote the circuit board and can realize fixing the circuit board to when needs to remove the fixing, only need promote the press plate can, the operation is got up unusually simply.
Description
Technical Field
The utility model relates to a fixed establishment technical field especially relates to a circuit board fixed establishment of STB.
Background
The set-top box can convert the compressed digital signal into television content and display the television content on the television. The signals may come from cable, satellite dish, broadband network and terrestrial broadcast. The set-top box receives digital content, including an electronic program guide, in addition to the images and sounds that an analog television can provide.
At present, a circuit board on a set top box is mostly installed and fixed by adopting a welding method, but the method wastes time and labor, is inconvenient to operate, and has great trouble when the circuit board needs to be replaced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and having the circuit board on the STB among the prior art and adopting welded method to install more fixedly, but this kind of method wastes time and energy, and the operation is got up inconveniently to also there is great trouble shortcoming when needs are changed the circuit board, and the circuit board fixed establishment of a STB that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a circuit board fixing mechanism of a set top box comprises a box body with an opening at the top, contact plates are welded on the inner walls of two sides of the box body, the top of the two contact plates is contacted with the same circuit board, two through plates are fixedly installed at the bottom of the circuit board, a through hole is formed in the top of the contact plates, the through plates penetrate through the through hole, a placing plate is welded on the inner wall of the bottom of the box body, a T-shaped hole is formed in the placing plate, a vertical hole is formed in the bottom of the box body, the same vertical plate is slidably installed in the T-shaped hole and the vertical hole, a pressing plate is welded at the bottom of the vertical plate, a plurality of first springs are fixedly installed between the top of the pressing plate and the bottom of the box body, two transverse plates are slidably installed in the T-shaped hole, hydraulic oil is filled between the transverse plates and the vertical, the one end that is located two second springs on same horizontal axis and keeps away from each other welds respectively on the both sides inner wall of box body, and the equal fixed mounting in one side top that two displacement boards are close to each other has the cardboard, and the draw-in groove has all been seted up to one side that two wear the board to keep away from each other, and the cardboard clamps with the draw-in groove mutually.
Preferably, the bottom of the circuit board is fixedly provided with a pressing plate, the top of the placing plate is provided with two bottom grooves, the bottom grooves are internally provided with bottom plates in a sliding manner, the tops of the two bottom plates are welded with the same abutting plate, the top of the transverse plate is welded with a fixing plate, the fixing plate is provided with abutting holes, and the abutting plate and the abutting holes are clamped.
Preferably, the four corners of the bottom of the box body are fixedly provided with non-slip mats.
Preferably, a plurality of third springs are welded at the bottom of the abutting plate, and the bottom ends of the second springs are welded at the top of the placing plate, so that the abutting plate can be restored to the original position.
Preferably, the number of the second springs on the same displacement plate is three to five, and the three to five second springs on the same displacement plate are arranged at equal intervals, so that the displacement plate can be restored to the original position.
Preferably, the side wall of the clamping groove is provided with a sealing ring, and the clamping plate is in sliding sealing contact with the inner side of the corresponding sealing ring, so that the stability of the clamping plate clamped into the clamping groove is enhanced.
In the utility model, when the circuit board needs to be fixed, the through plate on the circuit board is aligned with the through hole, the circuit board is pushed, the circuit board drives the pressing plate to move, the pressing plate pushes the abutting plate to move, the abutting plate extrudes the third spring, the abutting plate moves downwards, when the abutting plate moves to be positioned on the same horizontal axis with the through hole, the second spring drives the displacement plate to move due to the elasticity of the second spring, the displacement plate drives the transverse plate to move, the transverse plate drives the fixed plate to move, so that the abutting plate is clamped into the through hole, and the clamping plate is clamped into the clamping groove;
the diaphragm extrudees hydraulic oil, and hydraulic oil promotes the riser and removes, accomplishes promptly and fixes the circuit board, and easy operation when needs are relieved fixed to the circuit board, promotes the pressure board for the displacement board returns the normal position can.
The utility model discloses the practicality is good, only needs to promote the circuit board and can realize fixing the circuit board to when needs to remove the fixing, only need promote the press plate can, the operation is got up unusually simply.
Drawings
Fig. 1 is a schematic structural diagram of a circuit board fixing mechanism of a set top box according to the present invention;
fig. 2 is a schematic structural diagram of a portion a of a circuit board fixing mechanism of a set top box according to the present invention;
fig. 3 is a schematic structural diagram of a portion B of a circuit board fixing mechanism of a set top box according to the present invention.
In the figure: the device comprises a box body 1, a circuit board 2, a contact plate 3, a through plate 4, a placing plate 5, a vertical plate 6, a first spring 7, a transverse plate 8, a 9T-shaped hole, hydraulic oil 10, a displacement plate 11, a second spring 12, a clamping plate 13, a clamping groove 14, a pressing plate 15, a bottom groove 16, a bottom plate 17, a resisting plate 18, a fixing plate 19 and a resisting hole 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a circuit board fixing mechanism of a set-top box comprises a box body 1 with an opening at the top, contact plates 3 are welded on the inner walls of two sides of the box body 1, the top of the two contact plates 3 is contacted with the same circuit board 2, two through plates 4 are fixedly installed at the bottom of the circuit board 2, through holes are formed at the top of the contact plates 3, the through plates 4 penetrate through the through holes, a placing plate 5 is welded on the inner wall of the bottom of the box body 1, a T-shaped hole 9 is formed on the placing plate 5, a vertical hole is formed at the bottom of the box body 1, the T-shaped hole 9 and the vertical hole are internally provided with the same vertical plate 6 in a sliding manner, a pressing plate is welded at the bottom of the vertical plate 6, a plurality of first springs 7 are fixedly installed between the top of the pressing plate and the bottom of the box body 1, two transverse plates 8 are internally provided with a, one side that two displacement boards 11 kept away from each other all welds has a plurality of second springs 12, and the one end that two second springs 12 that lie in on the same horizontal axis kept away from each other weld respectively on the both sides inner wall of box body 1, and the equal fixed mounting in one side top that two displacement boards 11 are close to each other has cardboard 13, and draw-in groove 14 has all been seted up to two one sides of wearing board 4 to keep away from each other, and cardboard 13 clamps with draw-in groove 14 mutually.
The utility model discloses in, the bottom fixed mounting of circuit board 2 has clamp plate 15, places the top of board 5 and has seted up two kerfs 16, and slidable mounting has bottom plate 17 in the kerve 16, and the top welding of two bottom plates 17 has same support board 18, and the top welding of diaphragm 8 has fixed plate 19, has seted up on the fixed plate 19 to hole 20, supports board 18 and supports hole 20 and clamp mutually.
The utility model discloses in, the equal fixed mounting in bottom four corners of box body 1 has the slipmat.
The utility model discloses in, the bottom welding of support plate 18 has a plurality of third springs, and the bottom of second spring welds in the top of putting board 5, can make to support plate 18 answer normal position.
The utility model discloses in, the quantity of the second spring 12 that is located on same displacement board 11 is three to five, and is located three on same displacement board 11 to five equidistant intervals of second spring 12 and sets up, can make displacement board 11 answer normal position.
The utility model discloses in, install the sealing washer on the lateral wall of draw-in groove 14, and the inboard sliding seal contact of cardboard 13 and corresponding sealing washer, stability behind the draw-in groove 14 is gone into to reinforcing cardboard 13 card.
In the utility model, in use, when the circuit board 2 needs to be fixed, when the fixing is started, the supporting plate 18 is located above the supporting hole 20, and both sides of the supporting plate 18 are contacted with one side of the two fixing plates 19 which are close to each other, the through plate 4 on the circuit board 2 is aligned with the through hole, the circuit board 2 is pushed, the circuit board 2 drives the pressing plate 15 to move, the pressing plate 15 pushes the supporting plate 18 to move, the supporting plate 18 extrudes the third spring, the supporting plate 18 drives the bottom plate 17 to move, so that the bottom plate 17 slides on the inner wall of the bottom groove 16, the supporting plate 18 moves downwards, when the supporting plate 18 moves to be on the same horizontal axis with the supporting hole 20, the clamping plate 13 and the clamping groove 14 are also located on the same horizontal axis, at this time, the second spring 12 drives the displacement plate 11 to move due to the elastic force of the second spring, the displacement plate 11 drives the transverse plate 8 to move, the transverse plate, make to support in board 18 card goes into to support hole 20, make cardboard 13 card go into draw-in groove 14 simultaneously, diaphragm 8 extrudees hydraulic oil 10, and hydraulic oil 10 promotes riser 6 and removes, accomplishes promptly and fixes circuit board 2, easy operation, when needs remove the fixed to circuit board 2, promote the pressure board for displacement plate 11 restores to the original position can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A circuit board fixing mechanism of a set-top box comprises a box body (1) with an opening arranged at the top, the novel box is characterized in that the contact plates (3) are welded on the inner walls of two sides of the box body (1), the top parts of the two contact plates (3) are contacted with the same circuit board (2), two penetrating plates (4) are fixedly installed at the bottom of the circuit board (2), the top parts of the contact plates (3) are provided with through holes, the penetrating plates (4) penetrate through the through holes, a placing plate (5) is welded on the inner wall of the bottom part of the box body (1), a T-shaped hole (9) is formed in the placing plate (5), a vertical hole is formed in the bottom part of the box body (1), the same vertical plate (6) is slidably installed in the T-shaped hole (9) and the vertical hole, a pressing plate is welded at the bottom part of the vertical plate (6), a plurality of first springs (7) are fixedly installed between the top part of the pressing plate and the;
it has hydraulic oil (10) to fill between diaphragm (8) and riser (6), displacement board (11) have all been welded to one side that two diaphragms (8) kept away from each other, a plurality of second spring (12) have all been welded to one side that two displacement board (11) kept away from each other, the one end that two second spring (12) that are located on the same horizontal axis kept away from each other welds respectively on the both sides inner wall of box body (1), the equal fixed mounting in one side top that two displacement board (11) are close to each other has cardboard (13), draw-in groove (14) have all been seted up to one side that two wear board (4) to keep away from each other, cardboard (13) clamp with draw-in groove (14) mutually.
2. The circuit board fixing mechanism of the set top box according to claim 1, wherein the bottom of the circuit board (2) is fixedly provided with a pressing plate (15), the top of the placing plate (5) is provided with two bottom grooves (16), the bottom grooves (16) are internally provided with bottom plates (17) in a sliding manner, the tops of the two bottom plates (17) are welded with the same abutting plate (18), the top of the transverse plate (8) is welded with a fixing plate (19), the fixing plate (19) is provided with an abutting hole (20), and the abutting plate (18) and the abutting hole (20) are clamped together.
3. The set top box circuit board fixing mechanism according to claim 1, wherein anti-slip pads are fixedly mounted at four corners of the bottom of the box body (1).
4. The set top box circuit board fixing mechanism of claim 2, wherein a plurality of third springs are welded at the bottom of the abutting plate (18), and the bottom ends of the second springs are welded at the top of the placing plate (5).
5. A set-top box circuit board fixing mechanism according to claim 1, wherein the number of the second springs (12) on the same displacement plate (11) is three to five, and the three to five second springs (12) on the same displacement plate (11) are arranged at equal intervals.
6. The fixing mechanism of circuit board for set-top box according to claim 1, wherein the side wall of the slot (14) is installed with a sealing ring, and the clamping plate (13) is in sliding sealing contact with the inner side of the corresponding sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920931317.5U CN209861066U (en) | 2019-06-19 | 2019-06-19 | Circuit board fixing mechanism of set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920931317.5U CN209861066U (en) | 2019-06-19 | 2019-06-19 | Circuit board fixing mechanism of set top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209861066U true CN209861066U (en) | 2019-12-27 |
Family
ID=68942406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920931317.5U Expired - Fee Related CN209861066U (en) | 2019-06-19 | 2019-06-19 | Circuit board fixing mechanism of set top box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209861066U (en) |
-
2019
- 2019-06-19 CN CN201920931317.5U patent/CN209861066U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 |