CN111031745B - Shockproof assembly of PCB and set top box - Google Patents

Shockproof assembly of PCB and set top box Download PDF

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Publication number
CN111031745B
CN111031745B CN201911415038.4A CN201911415038A CN111031745B CN 111031745 B CN111031745 B CN 111031745B CN 201911415038 A CN201911415038 A CN 201911415038A CN 111031745 B CN111031745 B CN 111031745B
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China
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plate
epitaxial
support
pcb
connecting block
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CN111031745A (en
Inventor
唐志飞
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Shenzhen Jiuzhou Electric Appliance Co Ltd
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Shenzhen Jiuzhou Electric Appliance Co Ltd
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Priority to CN201911415038.4A priority Critical patent/CN111031745B/en
Publication of CN111031745A publication Critical patent/CN111031745A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1401Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
    • H05K7/1402Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The embodiment of the invention relates to the technical field of electronics, and discloses a shockproof assembly of a PCB (printed circuit board), which comprises a shockproof support and a shockproof gasket, wherein the shockproof support comprises a protection plate, a support plate and an epitaxial plate, one end of the support plate is connected with one end of the protection plate, the other end of the support plate is connected with one end of the epitaxial plate, the protection plate, the support plate and the epitaxial plate enclose an accommodating space, a first opening is formed in the epitaxial plate, a connecting column is arranged at one end, facing the epitaxial plate, of the protection plate, and the connecting column is used for connecting the PCB so that the PCB is accommodated in; the shockproof washer comprises a neck, the neck is sleeved on the first opening, and two ends of the shockproof washer are exposed out of the first opening. Through the structure, the PCB can be mounted on the shockproof support, so that the shock of the PCB can be relieved, and the use is more convenient.

Description

Shockproof assembly of PCB and set top box
Technical Field
The embodiment of the invention relates to the technical field of electronics, in particular to a shockproof assembly of a PCB and a set top box.
Background
With the development of scientific technology, Printed Circuit Boards (PCBs) are used in many fields, such as mobile phones, home appliances, and computers.
In the process of implementing the invention, the inventor of the invention finds that: at present, the existing PCB is usually fixedly installed on a shell by screws, the shockproof effect is poor, and the use is inconvenient.
Disclosure of Invention
In order to solve the technical problem, embodiments of the present invention provide a shockproof assembly for a PCB and a set top box, which can have a shockproof effect on the PCB.
The embodiment of the invention adopts the following technical scheme for solving the technical problems:
a vibration prevention assembly of a PCB panel, comprising:
the shockproof support comprises a protection plate, a support plate and an epitaxial plate, wherein one end of the support plate is connected with one end of the protection plate, the other end of the support plate is connected with one end of the epitaxial plate, the protection plate, the support plate and the epitaxial plate enclose an accommodating space, a first opening is formed in the epitaxial plate, a connecting column is arranged at one end, facing the epitaxial plate, of the protection plate, and the connecting column is used for connecting a PCB (printed circuit board) so that the PCB is accommodated in the accommodating space;
the shockproof washer comprises a neck, the neck is sleeved on the first opening, and two ends of the shockproof washer are exposed out of the first opening.
Optionally, the protection plate, the support plate and the extension plate are made by integral molding.
Optionally, the protection plate is provided with a heat dissipation port, and the heat dissipation port is used for communicating the accommodating space with the outside.
Optionally, the shockproof assembly further includes a buffer pad, the protection plate is provided with a second opening, the buffer pad is sleeved on the second opening, and both ends of the buffer pad are exposed out of the second opening.
Optionally, the subassembly that takes precautions against earthquakes still includes first connecting block, second connecting block and torsional spring, the other end of backup pad with the one end of epitaxial plate is articulated, first connecting block and the one end of second connecting block all is connected with an end of epitaxial plate, just first connecting block with the second connecting block is arranged in order to predetermine the interval, torsional spring housing is located first connecting block with between the other end of second connecting block, just the one end of torsional spring with the looks butt of epitaxial plate, the other end of torsional spring with backup pad looks butt.
Optionally, the number of the support plates and the number of the epitaxial plates are at least two, and one epitaxial plate is connected with one support plate.
Optionally, the backup pad and the quantity of epitaxial plate is two, is first backup pad, second backup pad, first epitaxial plate and second epitaxial plate respectively, first backup pad and the second backup pad is located respectively the both ends that the guard plate is relative, the other end of first backup pad with first epitaxial plate is connected, the other end of second backup pad with the second epitaxial plate is connected.
Optionally, the guard plate includes first daughter board and second daughter board, the one end of first daughter board with the one end of first backup pad is articulated mutually, the one end of second daughter board with the one end of second backup pad is articulated.
Optionally, the shockproof assembly further comprises a first bump, a second bump and a tension spring, one end of the first bump is connected with one end face of the first sub-board, one end of the second bump is connected with one end face of the second sub-board, and two ends of the tension spring are respectively connected with the first bump and the other end of the second bump.
The embodiment of the invention also adopts the following technical scheme for solving the technical problem
A set top box comprises a shell and the shockproof assembly of the PCB, wherein the shockproof assembly of the PCB is arranged in the shell.
The embodiment of the invention has the beneficial effects that: the shockproof assembly of the PCB comprises a shockproof support and a shockproof washer, wherein the shockproof support comprises a protection plate, a support plate and an epitaxial plate, one end of the support plate is connected with one end of the protection plate, the other end of the support plate is connected with one end of the epitaxial plate, the protection plate, the support plate and the epitaxial plate enclose an accommodating space, a first opening is formed in the epitaxial plate, a connecting column is arranged at one end, facing the epitaxial plate, of the protection plate, and the connecting column is used for connecting the PCB so that the PCB is accommodated in the accommodating space; the shockproof washer comprises a neck, the neck is sleeved on the first opening, and two ends of the shockproof washer are exposed out of the first opening. Through the structure, the PCB can be mounted on the shockproof support, so that the shock of the PCB can be relieved, and the use is more convenient.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a schematic structural view of a shock assembly in accordance with one embodiment of the present invention;
FIG. 2 is a schematic view of the shock mount of FIG. 1;
FIG. 3 is a schematic view of the construction of the antivibration washer of FIG. 1;
FIG. 4 is a schematic structural view of a shock assembly according to another embodiment of the present invention.
In the figure: 100. a shock assembly; 10. a shock-proof support; 20. a vibration-proof washer; 30. a cushion pad; 40. connecting blocks; 50. a torsion spring; 11. a protection plate; 12. a support plate; 13. an epitaxial plate; 111. connecting columns; 21. a neck portion; 112. a heat dissipation port; 113. a second opening; 41. a first connection block; 42. a second connecting block; 121. a first support plate; 122. a second support plate; 131. a first epitaxial plate; 132. a second epitaxial plate; 133. a first opening; 114. a first sub-board; 115. a second sub-board.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-2, a shockproof assembly 100 for a PCB according to one embodiment of the present invention includes a shockproof bracket 10 and a shockproof washer 20, wherein the shockproof bracket 10 includes a protection plate 11, a support plate 12 and an extension plate 13, one end of the support plate 12 is connected to one end of the protection plate 11, the other end of the support plate 12 is connected to one end of the extension plate 13, the protection plate 11, the support plate 12 and the extension plate 13 enclose an accommodation space, the extension plate 13 is provided with a first opening 133, one end of the protection plate 11 facing the extension plate 13 is provided with a connection post 111, and the connection post 111 is provided with a threaded hole for fixedly mounting the PCB on the shockproof bracket 10 by being in threaded connection with the threaded hole, so that the PCB is accommodated in the accommodation space. As shown in fig. 3, the anti-vibration washer 20 includes a neck portion 21, the neck portion 21 is sleeved in the first opening 133, and both ends of the anti-vibration washer 20 are exposed out of the first opening 133. The shockproof washer 20 is provided with a communication hole (not shown) for inserting a connector such as a screw, so that the shockproof bracket 10 can be detachably and fixedly mounted on the housing of the electrical equipment. Through the structure, the PCB (Printed Circuit Board) can be directly installed on the shockproof support 10, so that the shock of the PCB can be reduced, and the use is more convenient.
In some embodiments, the shielding plate 11, the supporting plate 12 and the extension plate 13 are made by integral molding. It is understood that the shock absorbing bracket 10 may be made of metal or plastic.
In some embodiments, the protection plate 11 is provided with a heat dissipating through hole 112, and the heat dissipating through hole 112 is used for communicating the accommodating space with the outside. Understandably, the heat generated by the components on the PCB during operation can be dissipated to the outside through the heat dissipating port 112, thereby ensuring the operating temperature of the PCB. Preferably, the heat dissipation port 112 is disposed right above the component generating heat on the PCB, so as to facilitate rapid heat dissipation of the PCB.
In some embodiments, the anti-vibration assembly 100 further includes a buffer pad 30, the protection plate 11 is provided with a second opening 113, the buffer pad 30 is sleeved in the second opening 113, and both ends of the buffer pad 30 are exposed out of the second opening 113. Specifically, when the support 10 takes precautions against earthquakes is installed in the casing of electrical equipment, the one end of blotter 30 with the casing looks butt, when electrical equipment is in the process of transporting or when receiving external impact, the blotter 30 can reduce the impact that the support 10 received takes precautions against earthquakes to slow down the impact force that the PCB board received, improved the steadiness of support 10 takes precautions against earthquakes.
Referring to fig. 4, in some embodiments, the anti-vibration assembly 100 further includes a connecting block 40 and a torsion spring 50, wherein the connecting block 40 includes a first connecting block 41 and a second connecting block 42. The other end of backup pad 12 with the one end of epitaxial plate 13 is articulated, first connecting block 41 and the one end of second connecting block 42 all with an end face of epitaxial plate 13 is connected, just first connecting block 41 with second connecting block 42 is arranged in order to predetermine the interval, 50 covers of torsional spring are located first connecting block 41 with between the other end of second connecting block 42, just the one end of torsional spring 50 with epitaxial plate 13 looks butt, the other end of torsional spring 50 with backup pad 12 looks butt. When the protection plate 11 is acted by external force and the direction of the acting force is towards the end where the extension plate 13 is located, the support plate 12 rotates towards the end of the extension plate 13, and the two ends of the torsion spring 50 are respectively compressed by the support plate 12 and the extension plate 13, the torsion spring 50 applies reaction force to the support plate 12 and the extension plate 13, so as to prevent the protection plate 11 from being crushed by the external force. It should be noted that the preset distance between the first connecting block 41 and the second connecting block 42 can be set according to the actual needs of the user, correspondingly, the length of the torsion spring 50 is adjusted according to the preset distance, that is, is not greater than the preset distance, and two ends of the torsion spring 50 can be sleeved between the first connecting block 41 and the second connecting block 42. In the present embodiment, the first and second connection blocks 41 and 42 have an "L" shape.
In some embodiments, the number of the support plates 12 and the extension plates 13 is at least two, and one of the extension plates 13 is connected to one of the support plates 12. In this embodiment, the number of the supporting plate 12 and the extending plate 13 is two, and the supporting plate is a first supporting plate 121, a second supporting plate 122, a first extending plate 131 and a second extending plate 132, the first supporting plate 121 and the second supporting plate 122 are respectively located at two opposite ends of the protecting plate 11, one end of the first supporting plate 121 is connected with one end of the protecting plate 11, the other end of the first supporting plate 121 is connected with the first extending plate 131, one end of the second supporting plate 122 is connected with the other end of the protecting plate 11, and the other end of the second supporting plate 122 is connected with the second extending plate 132. The first extension plate 131 and the second extension plate 132 are provided with the first opening 133, and the shockproof washer 20 is sleeved on the first opening 133. In this embodiment, the first extension plate 131 and the second extension plate 132 are respectively provided with two first openings 133, and are respectively located at two ends of the first extension plate 131 and the second extension plate 132.
In some embodiments, in order to prevent the shock-proof bracket 10 from being damaged due to an external force, the other end of the first support plate 121 is hinged to one end of the first extension plate 131, the other end of the second support plate 122 is hinged to one end of the second extension plate 132, and the connection block 40 and the torsion spring 50 are disposed on each of the first extension plate 131 and the second extension plate 132. In this embodiment, the protection plate 11 includes a first sub-plate 114 and a second sub-plate 115, one end of the first sub-plate 114 is hinged to one end of the first support plate 121, and one end of the second sub-plate 115 is hinged to one end of the second support plate 122. Understandably, the first sub-plate 114 and the second sub-plate 115 are spliced to form the protection plate 11, when the protection plate 11 is acted by an external force, the first sub-plate 114 can rotate relative to the joint of the first support plate 121, and the second sub-plate 115 can rotate relative to the joint of the second support plate 122, so that the action force acted on the protection plate 11 is relieved, and the protection plate 11 is prevented from being damaged rigidly.
Further, the anti-vibration assembly 100 further includes a first protrusion (not shown), a second protrusion (not shown), and a tension spring (not shown), wherein one end of the first protrusion is connected to one end surface of the first sub-board, one end of the second protrusion is connected to one end surface of the second sub-board, and two ends of the tension spring are respectively connected to the other ends of the first protrusion and the second protrusion. In this embodiment, one end of the first protrusion and one end of the second protrusion are detachably mounted on one end of the first sub-board 114 and one end of the second sub-board 115 facing the first extension board 131 and the second extension board 132, the other end of the first protrusion and the other end of the second protrusion are both mounted with hooks, and the torsion spring is mounted between the hooks of the first protrusion and the second protrusion. Specifically, during the use, when the protection plate 11 receives positive pressure, first daughter board 114 with second daughter board 115 can for respectively first support plate 121 and second support plate 122 rotates slightly, and the extension spring is stretched this moment, first daughter board 114 with second daughter board 115 links together under the effect of extension spring pulling force, and when the positive pressure that the protection plate 11 received was relieved, first daughter board 114 with second daughter board 115 is in the effect of extension spring is replied to original position down, thereby has prevented to form rigid failure behind the protection plate 11 atress.
The shockproof assembly 100 of the PCB provided by the embodiment of the invention comprises a shockproof support 10 and a shockproof washer 20, wherein the shockproof support 10 comprises a protection plate 11, a support plate 12 and an epitaxial plate 13, one end of the support plate 12 is connected with one end of the protection plate 11, the other end of the support plate 12 is connected with one end of the epitaxial plate 13, the protection plate 11, the support plate 12 and the epitaxial plate 13 enclose an accommodating space, a first opening 133 is arranged on the epitaxial plate 13, a connecting column 111 is arranged at one end of the protection plate 11 facing the epitaxial plate 13, and the connecting column 111 is used for connecting the PCB so that the PCB is accommodated in the accommodating space; the anti-vibration washer 20 includes a neck 21, the neck 21 is sleeved on the first opening 133, and two ends of the anti-vibration washer 20 are exposed out of the first opening 133. Through the structure, the PCB can be arranged on the shockproof support 10, so that the shock on the PCB can be relieved, and the use is more convenient.
The set top box according to another embodiment of the present invention includes a housing and the anti-vibration assembly 100 of the PCB board according to the above embodiment, wherein the anti-vibration assembly is installed in the housing.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (9)

1. A vibration damping assembly of a PCB panel, comprising:
the shockproof support comprises a protection plate, a support plate and an epitaxial plate, wherein one end of the support plate is connected with one end of the protection plate, the other end of the support plate is connected with one end of the epitaxial plate, the protection plate, the support plate and the epitaxial plate enclose an accommodating space, a first opening is formed in the epitaxial plate, a connecting column is arranged at one end, facing the epitaxial plate, of the protection plate, and the connecting column is used for connecting a PCB (printed circuit board) so that the PCB is accommodated in the accommodating space;
the shockproof washer comprises a neck part, the neck part is sleeved on the first opening, and two ends of the shockproof washer are exposed out of the first opening;
first connecting block, second connecting block and torsional spring, the other end of backup pad with the one end of epitaxial plate is articulated, first connecting block and the one end of second connecting block all is connected with an end face of epitaxial plate, just first connecting block with the second connecting block is arranged in order to predetermine the interval, the torsional spring cover is located first connecting block with between the other end of second connecting block, just the one end of torsional spring with the looks butt of epitaxial plate, the other end of torsional spring with backup pad looks butt.
2. The anti-rattle assembly according to claim 1, wherein the shield plate, the support plate and the extension plate are formed by integral molding.
3. The anti-vibration assembly according to claim 1, wherein the protection plate is provided with a heat dissipating through hole for communicating the accommodating space with the outside.
4. The anti-shock assembly according to claim 1, further comprising a cushion pad, wherein the protection plate is provided with a second opening, the cushion pad is sleeved on the second opening, and both ends of the cushion pad are exposed out of the second opening.
5. The anti-rattle assembly according to claim 1, wherein said support plate and said extension plate are at least two in number, one of said extension plates being connected to one of said support plates.
6. The anti-vibration assembly according to claim 5, wherein the number of the supporting plates and the number of the extension plates are two, and the supporting plates are respectively a first supporting plate, a second supporting plate, a first extension plate and a second extension plate, the first supporting plate and the second supporting plate are respectively located at two opposite ends of the protection plate, the other end of the first supporting plate is connected with the first extension plate, and the other end of the second supporting plate is connected with the second extension plate.
7. The anti-rattle assembly according to claim 6, wherein the shielding plate includes a first sub-plate having one end hinged to one end of the first support plate and a second sub-plate having one end hinged to one end of the second support plate.
8. The anti-shock assembly according to claim 7, further comprising a first protrusion, a second protrusion and a tension spring, wherein one end of the first protrusion is connected to one end face of the first sub-board, one end of the second protrusion is connected to one end face of the second sub-board, and two ends of the tension spring are respectively connected to the other ends of the first protrusion and the second protrusion.
9. A set top box comprising a housing and a shock assembly of the PCB panel of any one of claims 1-8, the shock assembly mounted within the housing.
CN201911415038.4A 2019-12-31 2019-12-31 Shockproof assembly of PCB and set top box Active CN111031745B (en)

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Application Number Priority Date Filing Date Title
CN201911415038.4A CN111031745B (en) 2019-12-31 2019-12-31 Shockproof assembly of PCB and set top box

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Application Number Priority Date Filing Date Title
CN201911415038.4A CN111031745B (en) 2019-12-31 2019-12-31 Shockproof assembly of PCB and set top box

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CN111031745A CN111031745A (en) 2020-04-17
CN111031745B true CN111031745B (en) 2021-05-11

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112020204B (en) * 2020-08-13 2022-03-18 深圳微步信息股份有限公司 Mainboard with three-proofing function, electronic equipment and waterproof preparation method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201327718Y (en) * 2008-10-20 2009-10-14 深圳易拓科技有限公司 Anti-shock device for built-in hard disc of set-top box
CN206498614U (en) * 2017-02-05 2017-09-15 上海华美电梯装饰有限公司 A kind of elevator Shockproof type adapter
CN108513483A (en) * 2018-04-03 2018-09-07 深圳市三旺通信技术有限公司 A kind of ethernet module

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM354828U (en) * 2008-08-14 2009-04-11 Wistron Corp Combination of shockproof module and electronic device carrier box and the shockproof module

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201327718Y (en) * 2008-10-20 2009-10-14 深圳易拓科技有限公司 Anti-shock device for built-in hard disc of set-top box
CN206498614U (en) * 2017-02-05 2017-09-15 上海华美电梯装饰有限公司 A kind of elevator Shockproof type adapter
CN108513483A (en) * 2018-04-03 2018-09-07 深圳市三旺通信技术有限公司 A kind of ethernet module

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