CN213126607U - Circuit board with good aging resistance - Google Patents
Circuit board with good aging resistance Download PDFInfo
- Publication number
- CN213126607U CN213126607U CN202022115640.0U CN202022115640U CN213126607U CN 213126607 U CN213126607 U CN 213126607U CN 202022115640 U CN202022115640 U CN 202022115640U CN 213126607 U CN213126607 U CN 213126607U
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- China
- Prior art keywords
- circuit board
- fixedly connected
- board body
- layer
- plate
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- 230000032683 aging Effects 0.000 title claims abstract description 26
- 238000003466 welding Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 230000007797 corrosion Effects 0.000 claims description 21
- 238000005260 corrosion Methods 0.000 claims description 21
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 43
- 230000017525 heat dissipation Effects 0.000 description 13
- 230000001681 protective effect Effects 0.000 description 5
- 230000003064 anti-oxidating effect Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Non-Metallic Protective Coatings For Printed Circuits (AREA)
Abstract
The utility model discloses a circuit board that ageing resistance is good, including the circuit board body, the circuit board body includes bottom plate, heating panel, PCB base plate, welding locating plate and surface protection layer, the top fixedly connected with heating panel of bottom plate, the top fixedly connected with PCB base plate of heating panel, the top fixedly connected with welding locating plate of PCB base plate, the top fixedly connected with surface protection layer of welding locating plate. The utility model discloses a set up the bottom plate, can reach insulating, high temperature resistance's effect, effectively promoted the life of device, through setting up the heating panel, can play the effect that increases the heat radiating area of circuit board body, effectively promoted the radiating efficiency of device, avoided the device to keep high temperature for a long time and lead to easy ageing phenomenon, through setting up the welding locating plate, can make the device surface be convenient for weld electronic component, effectively promoted the practicality of device.
Description
Technical Field
The utility model relates to a circuit board technical field specifically is a circuit board that ageing resistance is good.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, the PCB board, aluminium base board, the high frequency board, thick copper board, the impedance board, PCB, ultra-thin circuit board, printed circuit board etc., the circuit board makes the circuit miniaturation, it is direct-viewing, play an important role in batch production and optimization electrical apparatus overall arrangement to fixed circuit, the circuit board can be called printed circuit board or printed circuit board, the circuit board has obtained the wide use in modern industrial production and people's daily life, the ageing-resistant performance of current circuit board is not good, can appear circuit board ageing after long-time the use, because its life is not long, need often to change, certain economic burden has been caused for the user.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit board that ageing resistance is good possesses the ageing resistance, and the radiating effect is good, and long service life's advantage has solved the ageing resistance of current circuit board not good, can appear the circuit board ageing after long-time the use, because its life is not long, needs often to be changed, has caused certain economic burden's problem for the user.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board that ageing resistance is good, includes the circuit board body, the circuit board body includes bottom plate, heating panel, PCB base plate, welding locating plate and surface protection layer, the top fixedly connected with heating panel of bottom plate, the top fixedly connected with PCB base plate of heating panel, the top fixedly connected with welding locating plate of PCB base plate, the top fixedly connected with surface protection layer of welding locating plate, surface protection layer includes insulating layer, corrosion-resistant layer and oxidation resisting layer.
Preferably, the top of the insulating and heat-insulating layer is fixedly connected with a corrosion-resistant layer, and the top of the corrosion-resistant layer is fixedly connected with an oxidation-resistant layer.
Preferably, the thickness of the insulating and heat-insulating layer is 0.15mm, the thickness of the corrosion-resistant layer is 0.14mm, and the thickness of the oxidation-resistant layer is 0.08 mm.
Preferably, the both sides at circuit board body top are equal fixedly connected with mounting groove, the both sides equal fixedly connected with installation head of circuit board body bottom.
Preferably, the corners of the circuit board body are fixedly connected with protection pads, and the number of the protection pads is eight.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the bottom plate, can reach insulating, high temperature resistance's effect, effectively promoted the life of device, through setting up the heating panel, can play the effect that increases the heat radiating area of circuit board body, effectively promoted the radiating efficiency of device, avoided the device to keep high temperature for a long time and lead to easy ageing phenomenon, through setting up the welding locating plate, can make the device surface be convenient for weld electronic component, effectively promoted the practicality of device.
2. The utility model discloses an insulating layer's use, the surface that can make the circuit board body possesses certain insulating and high temperature resistance characteristic, the barrier propterty on circuit board body surface has effectively been promoted, use through corrosion resistant layer, can avoid the device surface to receive the corruption of acid-base material and damage, the corrosion resistance on device surface has effectively been promoted, use through the antioxidation layer, can avoid the device surface to receive the oxidation and produce ageing phenomenon, the ageing-resistant performance of device has effectively been promoted, through setting up mounting groove and installation head, can make the device be convenient for install and fix, the convenience of device use has effectively been promoted, fill up through setting up the protection, the corner that can avoid the device receives the collision and damages, the barrier propterty of device has effectively been promoted.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of the circuit board body of the present invention;
fig. 3 is a cross-sectional view of the surface protection layer of the present invention.
In the figure: 1. a circuit board body; 2. mounting grooves; 3. a protective pad; 4. a mounting head; 5. a base plate; 6. a heat dissipation plate; 7. a PCB substrate; 8. welding a positioning plate; 9. a surface protective layer; 10. an insulating and heat-insulating layer; 11. a corrosion-resistant layer; 12. and (4) an anti-oxidation layer.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a circuit board body 1, mounting groove 2, protection pad 3, installation head 4, bottom plate 5, heating panel 6, PCB base plate 7, welding position board 8, surface protection layer 9, insulating layer 10, corrosion resistant layer 11 and oxidation resistant layer 12 part are the parts that general standard spare or field technician know, and its structure and principle all are this technical staff's accessible technical manual learn or learn through conventional experimental method.
Referring to fig. 1-3, a circuit board with good aging resistance comprises a circuit board body 1, wherein the circuit board body 1 comprises a bottom plate 5, a heat dissipation plate 6, a PCB substrate 7, a welding positioning plate 8 and a surface protective layer 9, mounting grooves 2 are fixedly connected to both sides of the top of the circuit board body 1, mounting heads 4 are fixedly connected to both sides of the bottom of the circuit board body 1, the device can be conveniently mounted and fixed by arranging the mounting grooves 2 and the mounting heads 4, the convenience of the device is effectively improved, protective pads 3 are fixedly connected to corners of the circuit board body 1, the number of the protective pads 3 is eight, the corners of the device can be prevented from being damaged due to collision by arranging the protective pads 3, the protective performance of the device is effectively improved, the heat dissipation plate 6 is fixedly connected to the top of the bottom plate 5, the PCB substrate 7 is fixedly connected to the top of the heat dissipation plate 6, the, the top of the welding positioning plate 8 is fixedly connected with a surface protection layer 9, the surface protection layer 9 comprises an insulating heat-insulating layer 10, a corrosion-resistant layer 11 and an oxidation-resistant layer 12, the top of the insulating heat-insulating layer 10 is fixedly connected with the corrosion-resistant layer 11, the top of the corrosion-resistant layer 11 is fixedly connected with the oxidation-resistant layer 12, the thickness of the insulating heat-insulating layer 10 is 0.15mm, the thickness of the corrosion-resistant layer 11 is 0.14mm, and the thickness of the oxidation-resistant layer 12 is 0.08mm, through the use of the insulating heat-insulating layer 10, the surface of the circuit board body 1 can have certain insulating and high-temperature-resistant characteristics, the protection performance of the surface of the circuit board body 1 is effectively improved, through the use of the corrosion-resistant layer 11, the surface of the device can be prevented from being damaged due to corrosion of acid and alkaline substances, the corrosion-resistant performance of the, effectively promoted the ageing resistance performance of device, through setting up bottom plate 5, can reach the effect of insulating, high temperature resistance, effectively promoted the life of device, through setting up heating panel 6, can play the effect that increases circuit board body 1's heat radiating area, effectively promoted the radiating efficiency of device, avoided the device to keep high temperature for a long time and lead to easy ageing phenomenon, through setting up welding locating plate 8, can make the device surface be convenient for weld electronic component, effectively promoted the practicality of device.
When the heat dissipation device is used, the bottom plate 5 is made of a ceramic plate, insulation and high-temperature resistance effects can be achieved through the use of the bottom plate 5, the service life of the heat dissipation device is effectively prolonged, the heat dissipation plate 6 is made of a honeycomb aluminum plate, the heat dissipation area can be increased through the use of the heat dissipation plate 6, the heat dissipation efficiency of the heat dissipation device is effectively improved, the phenomenon that the heat dissipation device is easy to age due to the fact that the heat of the heat dissipation device is kept at a high temperature for a long time is avoided, the insulating heat insulation layer 10 is made of ceramic fiber paper, the surface of the circuit board body 1 can have certain insulation and high-temperature resistance characteristics through the use of the insulating heat insulation layer 10, the protection performance of the surface of the circuit board body 1 is effectively improved, the corrosion resistance of the surface of the heat-plastic polyester composite film is made of the corrosion-resistant layer 11, the surface of the heat, the use material of antioxidation layer 12 is the organic solderability preservative film of OSP, through the use of antioxidation layer 12, can avoid the device surface to receive the oxidation and produce ageing phenomenon, has effectively promoted the ageing resistance performance of device, through the cooperation of above-mentioned structure, can make the device reach the ageing resistance, the radiating effect is good, long service life's advantage is fit for using widely.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a circuit board that ageing resistance is good, includes circuit board body (1), its characterized in that: circuit board body (1) includes bottom plate (5), heating panel (6), PCB base plate (7), welding locating plate (8) and surface protection layer (9), the top fixedly connected with heating panel (6) of bottom plate (5), the top fixedly connected with PCB base plate (7) of heating panel (6), the top fixedly connected with welding locating plate (8) of PCB base plate (7), the top fixedly connected with surface protection layer (9) of welding locating plate (8), surface protection layer (9) include insulating layer (10), corrosion resistant layer (11) and oxidation resistant layer (12).
2. The circuit board with good aging resistance of claim 1, wherein: the top of the insulating and heat-insulating layer (10) is fixedly connected with a corrosion-resistant layer (11), and the top of the corrosion-resistant layer (11) is fixedly connected with an oxidation-resistant layer (12).
3. The circuit board with good aging resistance of claim 1, wherein: the thickness of the insulating and heat-insulating layer (10) is 0.15mm, the thickness of the corrosion-resistant layer (11) is 0.14mm, and the thickness of the oxidation-resistant layer (12) is 0.08 mm.
4. The circuit board with good aging resistance of claim 1, wherein: the mounting structure is characterized in that mounting grooves (2) are fixedly connected to two sides of the top of the circuit board body (1), and mounting heads (4) are fixedly connected to two sides of the bottom of the circuit board body (1).
5. The circuit board with good aging resistance of claim 1, wherein: the corner fixedly connected with protection pad (3) of circuit board body (1), the quantity of protection pad (3) is eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022115640.0U CN213126607U (en) | 2020-09-24 | 2020-09-24 | Circuit board with good aging resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022115640.0U CN213126607U (en) | 2020-09-24 | 2020-09-24 | Circuit board with good aging resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213126607U true CN213126607U (en) | 2021-05-04 |
Family
ID=75664675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022115640.0U Active CN213126607U (en) | 2020-09-24 | 2020-09-24 | Circuit board with good aging resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213126607U (en) |
-
2020
- 2020-09-24 CN CN202022115640.0U patent/CN213126607U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |