CN206077829U - A kind of circuit board for possessing water proof and dust proof Defend salt fog function - Google Patents
A kind of circuit board for possessing water proof and dust proof Defend salt fog function Download PDFInfo
- Publication number
- CN206077829U CN206077829U CN201621081901.9U CN201621081901U CN206077829U CN 206077829 U CN206077829 U CN 206077829U CN 201621081901 U CN201621081901 U CN 201621081901U CN 206077829 U CN206077829 U CN 206077829U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- salt fog
- proof
- defend salt
- fog function
- 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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- Casings For Electric Apparatus (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
Abstract
The utility model discloses a kind of circuit board for possessing water proof and dust proof Defend salt fog function, including upper lid；The upper lid surrounding respectively be connected on the upside of one block of side plate；It is connected with lower cover on the downside of four blocks of side plates；Printed circuit board (PCB) is fixed with the lower lid；Connected by thermal grease between chip to be radiated and heat-conducting metal pillar on the printed circuit board (PCB).This utility model simple structure, can be practical with waterproof and dustproof, Defend salt fog.
Description
Technical field
This utility model is related to field of circuit boards, particularly a kind of circuit board for possessing water proof and dust proof Defend salt fog function.
Background technology
Printed circuit board (PCB) is the supplier of electronic devices and components electrical connection, and for normal circuit operation, what is often considered is several
Problem includes water proof and dust proof Defend salt fog, and general totally-enclosed outer housing is unfavorable for heat dissipation for circuit board.
The content of the invention
Technical problem to be solved in the utility model is, not enough for prior art, there is provided one kind possesses water proof and dust proof
The circuit board of Defend salt fog function.
To solve above-mentioned technical problem, the technical scheme adopted by this utility model is：One kind possesses the anti-salt of water proof and dust proof
The circuit board of mist function, including upper lid；The upper lid surrounding respectively be connected on the upside of one block of side plate；On the downside of four blocks of side plates and lower cover
Connection；Printed circuit board (PCB) is fixed with the lower lid；On the printed circuit board (PCB), chip to be radiated is led to heat-conducting metal pillar
Cross heat dissipating layer connection.
It is to be detachably connected between at least one block side plate and the upper lid, lower cover.
The heat-conducting metal pillar is hollow-core construction.
Connected by thermal grease between the heat-conducting metal pillar and chip to be radiated.
Insulating resin layer is provided between the printed circuit board (PCB) and the lower cover.Ensure circuit board normal work.
Compared with prior art, this utility model it is had the advantage that for：This utility model simple structure, can in case
Water, dust-proof, Defend salt fog, it is practical.
Description of the drawings
Fig. 1 is one embodiment sectional view of this utility model；
Fig. 2 is one embodiment outline drawing of this utility model.
Specific embodiment
As depicted in figs. 1 and 2, its composition includes lid 1, hollow heat-conducting metal pillar 2, printed circuit board (PCB) 6, lower cover 7, four
Block side plate 8, wherein four blocks of side plates 8 are welded on lid surrounding, this enclosed construction effectively can prevent water, bulky grain dust and
The intrusion of salt fog.
Cattle horn socket 3 is carried on circuit board also.
Connected by thermal grease between hollow heat-conducting metal pillar and chip 4 to be radiated.
Other heat dissipation elements 5 are additionally provided with circuit board.
Circuit heat effectively can be conducted by hollow heat conduction supporting column used, it is ensured that the normal work of circuit.
Claims (5)
1. a kind of circuit board for possessing water proof and dust proof Defend salt fog function, it is characterised in that including upper lid（1）；The upper lid（1）Four
Week respectively with one block of side plate（8）Upside connection；Four blocks of side plates（8）Downside is and lower cover（7）Connection；The lower cover（7）On be fixed with
Printed circuit board (PCB)（6）；The printed circuit board (PCB)（6）On chip to be radiated and heat-conducting metal pillar（2）Connected by heat dissipating layer.
2. the circuit board for possessing water proof and dust proof Defend salt fog function according to claim 1, it is characterised in that at least one piece side
Plate（8）With the upper lid（1）, lower cover（7）Between to be detachably connected.
3. the circuit board for possessing water proof and dust proof Defend salt fog function according to claim 1, it is characterised in that the heat conduction gold
Category pillar（2）For hollow-core construction.
4. the circuit board for possessing water proof and dust proof Defend salt fog function according to claim 1, it is characterised in that the heat conduction gold
Category pillar（2）It is connected by thermal grease between chip to be radiated.
5. the circuit board for possessing water proof and dust proof Defend salt fog function according to one of Claims 1 to 4, it is characterised in that institute
State printed circuit board (PCB)（6）With the lower cover（7）Between be provided with insulating resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081901.9U CN206077829U (en) | 2016-09-27 | 2016-09-27 | A kind of circuit board for possessing water proof and dust proof Defend salt fog function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081901.9U CN206077829U (en) | 2016-09-27 | 2016-09-27 | A kind of circuit board for possessing water proof and dust proof Defend salt fog function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206077829U true CN206077829U (en) | 2017-04-05 |
Family
ID=58439075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081901.9U Active CN206077829U (en) | 2016-09-27 | 2016-09-27 | A kind of circuit board for possessing water proof and dust proof Defend salt fog function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206077829U (en) |
-
2016
- 2016-09-27 CN CN201621081901.9U patent/CN206077829U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |