CN209627791U - A kind of pcb board with fire proof construction - Google Patents
A kind of pcb board with fire proof construction Download PDFInfo
- Publication number
- CN209627791U CN209627791U CN201821621387.2U CN201821621387U CN209627791U CN 209627791 U CN209627791 U CN 209627791U CN 201821621387 U CN201821621387 U CN 201821621387U CN 209627791 U CN209627791 U CN 209627791U
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- CN
- China
- Prior art keywords
- pcb board
- fire
- fire prevention
- insulated substrate
- proof construction
- 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.)
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 230000002265 prevention Effects 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 239000011214 refractory ceramic Substances 0.000 claims abstract description 20
- 230000009970 fire resistant effect Effects 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 36
- 239000010425 asbestos Substances 0.000 claims description 6
- 229910052895 riebeckite Inorganic materials 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 5
- 238000000338 in vitro Methods 0.000 abstract description 2
- 239000000306 component Substances 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
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Abstract
The utility model system provides a kind of pcb board with fire proof construction, including pcb board body, and pcb board is equipped with fire prevention shell in vitro, is connected with fire prevention lid on shell of preventing fires；Pcb board body includes insulated substrate, the lower surface of insulated substrate is equipped with the first refractory ceramic layer, the upper surface of insulated substrate is equipped with the line layer and fire resistant layer of shape complementation, and the first refractory ceramic layer is evenly distributed with several first fire prevention grooves far from the side of insulated substrate.The utility model is under the influence of fire; most of intensity of a fire can effectively be completely cut off; to the main structure of effective protection pcb board; and the fire proof construction of pcb board Functional portions is tightly attached in setting; the functional structure of pcb board be can effectively avoid by irremediable damage; it can be effectively reduced fire influence caused by pcb board, integrally-built fire protecting performance is strong.
Description
Technical field
The utility model relates to the fields PCB, specifically disclose a kind of pcb board with fire proof construction.
Background technique
PCB (Printed Circuit Board), Chinese is printed circuit board, also known as printed wiring board, pcb board,
It is important electronic component, is the supporter of electronic component, is the carrier of electronic component electrical connection.Since it is to use
Electron printing production, therefore referred to as printed circuit board.
Pcb board is one of the core component of electronic product in the prior art, for the industry of part, once pcb board quilt
Destruction will lead to systemic breakdown, to form irreversible consequence.The integrated level of pcb board is higher and higher, produces pcb board in electronics
Status in product is also higher and higher, but pcb board in the prior art can not still keep certain function when fire occurs for outside
Property, cause pcb board to form irremediable consequence under the infringement of fire.
Utility model content
Based on this, it is necessary to be directed to prior art problem, provide a kind of pcb board with fire proof construction, under fire, energy
The functional structure of enough effective protection pcb boards, avoids the main structure of pcb board by irremediable damage.
To solve prior art problem, the utility model discloses a kind of pcb board with fire proof construction, including pcb board body,
Pcb board is equipped with fire prevention shell in vitro, is connected with fire prevention lid on shell of preventing fires；Pcb board body includes insulated substrate, and insulate base
The lower surface of layer is equipped with the first refractory ceramic layer, and the upper surface of insulated substrate is equipped with the line layer and fire resistant of shape complementation
Layer, the first refractory ceramic layer are evenly distributed with several first fire prevention grooves far from the side of insulated substrate.
Further, fire resistant layer is F R Oil paint layer or fireproof coating layer.
Further, the surrounding side of insulated substrate is equipped with the second refractory ceramic layer, and the second refractory ceramic layer is far from absolutely
The side of edge base is evenly distributed with several second fire prevention grooves.
Further, fire prevention shell is glass steel shell, and fire prevention lid is glass reinforced plastic lid.
Further, the opposite two sidewalls of fire prevention shell, which outwardly protrude, is respectively formed two protrusion groove seats, each protrusion
A limited block is connected with by spring in groove seat, side of the limited block far from protrusion groove seat is arc surface.
Further, prevent fires shell bottom be equipped with asbestos bottom.
The utility model has the following beneficial effects: the utility model discloses a kind of pcb board with fire proof construction, setting is reliable
Flameproof case can effectively completely cut off most of intensity of a fire under the influence of fire, thus the main structure of effective protection pcb board,
And the fire proof construction of pcb board Functional portions is tightly attached in setting, can effectively avoid the functional structure of pcb board by irretrievable
Damage, can be effectively reduced fire influence caused by pcb board, integrally-built fire protecting performance is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Appended drawing reference are as follows: pcb board body 10, insulating layer 11, the first refractory ceramic layer 12, first fire prevention groove 121, line layer
131, fire resistant layer 132, the second refractory ceramic layer 14, second fire prevention groove 141, fire prevention shell 20, fireproof cover plate 21, convex
Groove seat 22, spring 23, limited block 24, asbestos bottom 25 out.
Specific embodiment
For the feature, technological means and specific purposes achieved, function that can further appreciate that the utility model, below
The utility model is described in further detail in conjunction with attached drawing and specific embodiment.
With reference to Fig. 1.
The utility model embodiment discloses a kind of pcb board with fire proof construction, including pcb board body 10, outside pcb board body 10
Equipped with fire prevention shell 20, fire prevention shell 20 can effective protection pcb board body 10, reduce fire spreading to pcb board body 10 probability,
Fire prevention lid 21 is connected on fire prevention shell 20, fire prevention lid 21 is slidably connected or is articulated on fire prevention shell 20, necessary
When can open fire prevention lid 21 by pcb board body 10 from fire prevention shell 20 in take out；Pcb board body 10 includes insulated substrate 11, absolutely
The lower surface of edge base 11 is equipped with the first refractory ceramic layer 12, and the upper surface of insulated substrate 11 is equipped with the line layer of shape complementation
131 and fire resistant layer 132, wiring board 131 is generally conductive metal, has a preferable fireproofing and heat resistant performance, and high temperature resistant
Fireprotection layer 132 is covered in the insulated substrate 11 of no line layer 131, effectively the intensity of a fire can be avoided to directly affect insulated substrate
11, it is ensured that insulated substrate 11 still is able to keep solid state under certain intensity of a fire, so as to effectively improve the anti-of pcb board body 10
Fiery performance, the first refractory ceramic layer 12 far from the side of insulated substrate 11 be evenly distributed with it is several first fire prevention grooves 121, first
Refractory ceramic layer 12 is connect by viscose with insulated substrate 11, and the first fire prevention groove 121 can be improved the first refractory ceramic layer 12
With the contact area of air, the first fire prevention groove 121 is made not only to have fire-proof function, while there are also excellent heat sinking functions.
Reliable flameproof case, which is arranged, in the utility model can effectively completely cut off most of intensity of a fire under the influence of fire, from
And the main structure of effective protection pcb board, and the fire proof construction of pcb board Functional portions is tightly attached in setting, can effectively avoid PCB
The functional structure of plate can be effectively reduced fire influence caused by pcb board by irremediable damage, integrally-built
Fire protecting performance is strong.
In the present embodiment, fire resistant layer 132 is F R Oil paint layer or fireproof coating layer.
In the present embodiment, the surrounding side of insulated substrate 11 is equipped with the second refractory ceramic layer 14, the second refractory ceramic
14 side far from insulated substrate 11 of layer are evenly distributed with several second fire prevention grooves 141, and the second refractory ceramic layer 14 passes through glutinous
Glue is connect with insulated substrate 11, and the setting of the second refractory ceramic layer 14 can effectively avoid the intensity of a fire climing from the side of insulated substrate 11
It extends into, can effectively ensure will not being melted easily for insulated substrate 11.
In the present embodiment, fire prevention shell 20 is glass steel shell, and fire prevention lid 21 is glass reinforced plastic lid.
In the present embodiment, the opposite two sidewalls of fire prevention shell 20, which outwardly protrude, is respectively formed two protrusion groove seats 22,
A limited block 24 is connected with by spring 23 in each protrusion groove seat 22, side of the limited block 24 far from protrusion groove seat 22 is circle
Cambered surface, for installation pcb board body 10 when in shell 20 of preventing fires, arc surface can facilitate pcb board body 10 that limited block 24 is pressed to spring
23, so that 24 pcb board body 10 of limited block is stepped down, it is ensured that movement is more smooth when pcb board body 10 is installed, while avoiding pcb board body 10
It is impaired；After installing, 23 reset drives limited block 24 of spring compresses the upper surface of pcb board body 10, can effectively prevent pcb board
Relative displacement occurs for body 10 and fire prevention shell 20.
In the present embodiment, the bottom of fire prevention shell 20 is equipped with asbestos bottom 25, and asbestos bottom 25 can be to pcb board body 10
It works as a buffer, avoids pcb board body 10 from colliding with fire prevention shell 20, and asbestos bottom 25 can further increase whole knot
The flameproof effect of structure.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of pcb board with fire proof construction, which is characterized in that including pcb board body (10), pcb board body (10) peripheral hardware
Have fire prevention shell (20), fire prevention lid (21) is connected on the fire prevention shell (20)；The pcb board body (10) includes exhausted
The lower surface of edge base (11), the insulated substrate (11) is equipped with the first refractory ceramic layer (12), the insulated substrate (11)
Upper surface is equipped with the line layer (131) and fire resistant layer (132) of shape complementation, and the first refractory ceramic layer (12) is separate
The side of the insulated substrate (11) is evenly distributed with several first fire prevention groove (121).
2. a kind of pcb board with fire proof construction according to claim 1, which is characterized in that the fire resistant layer
It (132) is F R Oil paint layer or fireproof coating layer.
3. a kind of pcb board with fire proof construction according to claim 1, which is characterized in that the insulated substrate (11)
Surrounding side be equipped with the second refractory ceramic layer (14), the second refractory ceramic layer (14) is far from the insulated substrate (11)
Side be evenly distributed with it is several second fire prevention groove (141).
4. a kind of pcb board with fire proof construction according to claim 1, which is characterized in that the fire prevention shell (20)
For glass steel shell, the fire prevention lid (21) is glass reinforced plastic lid.
5. a kind of pcb board with fire proof construction according to claim 1, which is characterized in that the fire prevention shell (20)
Opposite two sidewalls, which outwardly protrude, is respectively formed two protrusion groove seats (22), passes through bullet in each protrusion groove seat (22)
Spring (23) is connected with a limited block (24), and side of the limited block (24) far from protrusion groove seat (22) is arc surface.
6. a kind of pcb board with fire proof construction according to claim 1, which is characterized in that the fire prevention shell (20)
Bottom be equipped with asbestos bottom (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621387.2U CN209627791U (en) | 2018-09-30 | 2018-09-30 | A kind of pcb board with fire proof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621387.2U CN209627791U (en) | 2018-09-30 | 2018-09-30 | A kind of pcb board with fire proof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209627791U true CN209627791U (en) | 2019-11-12 |
Family
ID=68440814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821621387.2U Expired - Fee Related CN209627791U (en) | 2018-09-30 | 2018-09-30 | A kind of pcb board with fire proof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209627791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788830A (en) * | 2020-12-29 | 2021-05-11 | 陈梦豪 | PCB (printed circuit board) for determining reaction endpoint by utilizing enthalpy change of chemical reaction |
-
2018
- 2018-09-30 CN CN201821621387.2U patent/CN209627791U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788830A (en) * | 2020-12-29 | 2021-05-11 | 陈梦豪 | PCB (printed circuit board) for determining reaction endpoint by utilizing enthalpy change of chemical reaction |
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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: 20191112 |