PCBA (Printed Circuit Board Assembly) control board with good high-temperature resistant effect
By setting a protective layer and a heat-conducting structure on the PCBA control board, the failure problem of traditional PCB boards in high-temperature environments is solved, and better heat resistance and heat dissipation performance are achieved.
Patent Information
- Application Number
- CN202423177561.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-23
AI Technical Summary
Traditional PCBs are prone to failure in high-temperature environments, leading to serious consequences such as equipment damage or fires. Existing technologies have failed to effectively improve their heat resistance.
A protective layer is provided on the substrate surface of the PCBA control board, including an anti-corrosion layer, a fireproof layer, a moisture-proof layer, and a heat-resistant layer, and heat-conducting plates and heat dissipation fins are provided inside and outside the board to accelerate heat dissipation.
It improves the corrosion resistance, fire resistance, moisture resistance and heat resistance of PCBA control boards, while accelerating heat dissipation and reducing the board temperature through a heat-conducting structure.
Smart Images
Figure CN223859459U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to PCBA control panel technical field, concretely relates to a PCBA control panel with good high temperature resistance effect. BACKGROUND
[0002] Printed circuit board, also known as printed circuit board, printed wiring board, commonly using the English abbreviation PCB (Printed circuit board), is an important electronic component, is the support of electronic components, is the provider of electronic components circuit connection, since it is made of electronic printing technology, is called "printed" circuit board, PCBA is the abbreviation of English PrintedCircuit Board Assembly, that is, the whole process of PCB blank after SMT upper piece, or after DIP plug-in, is called PCBA, as an important part of electronic equipment, PCB plays a key role in modern industry, however, with the continuous evolution of electronic equipment, the heat resistance temperature requirement of PCB is higher and higher, in high temperature environment, the traditional PCB may fail, leading to equipment damage and even fire and other serious consequences, therefore, it is urgent to improve the heat resistance temperature of PCBA board, and the PCBA control board with good high temperature resistance effect is provided to solve the above problems. SUMMARY
[0003] (I) technical problems solved
[0004] In view of the defects of the prior art, the purpose of the utility model is to provide a PCBA control board with good high temperature resistance effect, which has the advantages of good heat resistance and heat dissipation.
[0005] (II) technical scheme
[0006] In order to achieve the above purpose, the utility model provides the following technical scheme, the technical scheme of a PCBA control board with good high temperature resistance effect is: including PCBA control board body, the PCBA control board body includes substrate, the outer surface of the substrate is provided with protective layer, the protective layer includes corrosion resistant layer, fireproof layer, moistureproof layer and heat resistant layer, the four corners of the surface of the PCBA control board body are provided with fixed through hole, the top of the PCBA control board body is fixedly connected with heat conduction plate, the top of the heat conduction plate is fixedly connected with heat dissipation fin, the inner chamber of the PCBA control board body is provided with heat dissipation through hole.
[0007] As a preferred scheme, the corrosion resistant layer is located on the outer surface of the fireproof layer, the fireproof layer is located on the outer surface of the moistureproof layer, and the moistureproof layer is located on the outer surface of the heat resistant layer.
[0008] As a preferred scheme, the material of the substrate is PCB, and the material of the corrosion resistant layer is epoxy resin potting adhesive.
[0009] As a preferred solution, the material of the fireproof layer is a UV light-cured three-proof paint, and the material of the moisture-proof layer is a nano waterproof coating agent.
[0010] As a preferred solution, the material of the heat-resistant layer is a high-temperature-resistant paint, and the number of the heat-conducting plate and the heat-dissipating fin is two.
[0011] As a preferred solution, the bottom of the heat-conducting plate is fixedly connected with a heat-conducting column, and the bottom of the heat-conducting column extends to the inner cavity of the PCBA control panel body.
[0012] (Three) beneficial effects
[0013] Compared with the prior art, the PCBA control panel has the following beneficial effects.
[0014] 1. The corrosion-resistant layer can improve the corrosion resistance of the PCBA control panel body, the fireproof layer can improve the fireproof performance of the PCBA control panel body, the moisture-proof layer can improve the waterproof and moisture-proof performance of the PCBA control panel body, and the heat-resistant layer can improve the heat resistance of the PCBA control panel body.
[0015] 2. The fixing through hole can fix the PCBA control panel body at a specified position, the heat-conducting plate, the heat-dissipating fin and the heat-dissipating through hole can conduct heat in the PCBA control panel body to the heat-dissipating fin, and the heat-dissipating fin and the heat-dissipating through hole can accelerate heat dissipation. BRIEF DESCRIPTION OF DRAWINGS
[0016] Fig. 1 It is a structural schematic diagram of the utility model;
[0017] Fig. 2 It is a sectional view schematic diagram of the PCBA control panel body of the utility model;
[0018] Fig. 3 It is a component structure schematic diagram of the protective layer of the utility model.
[0019] In the figure: 1, PCBA control panel body; 2, base plate; 3, protective layer; 31, corrosion-resistant layer; 32, fireproof layer; 33, moisture-proof layer; 34, heat-resistant layer; 4, fixing through hole; 5, heat-conducting plate; 6, heat-dissipating fin; 7, heat-dissipating through hole. DETAILED DESCRIPTION
[0020] The embodiments of the present application will be described below with reference to the drawings. For the purpose of clear description, many practical details will be described in the following description. However, it should be understood that these practical details should not be used to limit the present application. That is, in some embodiments of the present application, these practical details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components will be shown in the drawings in a simple schematic manner.
[0021] Embodiment one:
[0022] Please refer to Figs. 1-3 , in order to achieve the purpose of high temperature resistance, the technical scheme is provided as follows, specifically discloses: including PCBA control panel body 1, PCBA control panel body 1 includes substrate 2, the outer surface of substrate 2 is provided with protective layer 3, protective layer 3 includes corrosion-resistant layer 31, fireproof layer 32, moisture-proof layer 33 and heat-resistant layer 34, corrosion-resistant layer 31 is located on the outer surface of fireproof layer 32, fireproof layer 32 is located on the outer surface of moisture-proof layer 33, moisture-proof layer 33 is located on the outer surface of heat-resistant layer 34, the material of substrate 2 is PCB board, the material of corrosion-resistant layer 31 is epoxy resin potting adhesive, the material of fireproof layer 32 is UV photocuring three-proof paint, the material of moisture-proof layer 33 is nano waterproof coating agent, the material of heat-resistant layer 34 is high temperature resistant paint, the corrosion-resistant layer 31 is set, the corrosion resistance of PCBA control panel body 1 can be improved, the fireproof layer 32 is set, the fireproof performance of PCBA control panel body 1 can be improved, the moisture-proof layer 33 is set, the waterproof and moisture-proof performance of PCBA control panel body 1 can be improved, the heat-resistant layer 34 is set, the heat resistance of PCBA control panel body 1 can be improved.
[0023] Embodiment two:
[0024] Please refer to Figs. 1-3 , in order to achieve the purpose of rapid heat dissipation, the technical scheme is provided as follows, specifically discloses: the four corners of the surface of PCBA control panel body 1 are provided with fixed through holes 4, the top of PCBA control panel body 1 is fixedly connected with heat conduction plate 5, the top of heat conduction plate 5 is fixedly connected with heat dissipation fin 6, the inner cavity of PCBA control panel body 1 is provided with heat dissipation through hole 7, the number of heat conduction plate 5 and heat dissipation fin 6 is two, the bottom of heat conduction plate 5 is fixedly connected with heat conduction column, the bottom of heat conduction column extends to the inner cavity of PCBA control panel body 1, the fixed through hole 4 is set, which is convenient for fixing PCBA control panel body 1 at a specified position, the heat conduction plate 5, the heat dissipation fin 6 and the heat dissipation through hole 7 are set, which can conduct heat in PCBA control panel body 1 to heat dissipation fin 6, and accelerate heat dissipation through heat dissipation fin 6 and heat dissipation through hole 7.
[0025] The working principle of the utility model is: the fixed bolt is passed through the fixed through hole 4, the PCBA control panel body 1 is fixed in the specified position by using the fixed bolt, the epoxy resin pouring sealant can wrap the whole PCB board in through the setting anticorrosive layer 31, plays the role of heat insulation, moisture proof, salt fog proof, mildew proof, shock resistance, external force impact resistance and the like, the epoxy resin pouring sealant has the characteristics of high body strength, strong adhesion, good weather resistance, low shrinkage, high insulation strength and non-toxic environmental protection and the like, can improve the anticorrosion performance of the PCBA control panel body 1, the UV light curing three-proof paint is cured through ultraviolet irradiation through the setting fireproof layer 32, the curing speed is fast, has the advantages of good stability, waterproof and fireproof, can improve the fireproof performance of the PCBA control panel body 1, the nanometer waterproof coating agent has the functions of waterproof, moisture proof and anticorrosion through the setting moisture-proof layer 33, can improve the waterproof and moisture-proof performance of the PCBA control panel body 1, the high-temperature resistant paint has the advantages of high-temperature resistance and dust prevention through the setting heat-resistant layer 34, can improve the heat resistance of the PCBA control panel body 1, the heat generated in the PCBA control panel body 1 is conducted to the heat dissipation fin 6 through the heat-conducting column in the process of using the PCBA control panel body 1, the heat is dissipated through the heat dissipation fin 6 and the heat dissipation through hole 7, so as to reduce the temperature of the PCBA control panel body 1.
[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, and are not limited to the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the essence and scope of the technical solutions of the utility model.
Claims
1. A PCBA control board with good high-temperature resistance, comprising a PCBA control board body (1), characterized in that: The PCBA control panel body (1) comprises a substrate (2), the outer surface of the substrate (2) is provided with a protective layer (3), the protective layer (3) comprises an anticorrosion layer (31), a fireproof layer (32), a moisture-proof layer (33) and a heat-resistant layer (34), the four corners of the surface of the PCBA control panel body (1) are provided with fixed through holes (4), the top of the PCBA control panel body (1) is fixedly connected with a heat-conducting plate (5), the top of the heat-conducting plate (5) is fixedly connected with a heat dissipation fin (6), and the inner cavity of the PCBA control panel body (1) is provided with a heat dissipation through hole (7).
2. The PCBA control board with good high-temperature resistance effect according to claim 1, characterized in that: The anticorrosion layer (31) is located on the outer surface of the fireproof layer (32), the fireproof layer (32) is located on the outer surface of the moisture-proof layer (33), and the moisture-proof layer (33) is located on the outer surface of the heat-resistant layer (34).
3. The PCBA control board with good high-temperature resistance of claim 1, wherein: The material of the substrate (2) is a PCB board, and the material of the anticorrosion layer (31) is an epoxy resin pouring sealant.
4. The PCBA control board with good high-temperature resistance of claim 1, wherein: The material of the fireproof layer (32) is UV photocuring three-proof paint, and the material of the moisture-proof layer (33) is a nano waterproof coating agent.
5. The PCBA control board with good high-temperature resistance of claim 1, wherein: The material of the heat-resistant layer (34) is high-temperature resistant paint, and the number of the heat-conducting plate (5) and the heat dissipation fin (6) is two.
6. The PCBA control board with good high-temperature resistance effect according to claim 1, characterized in that: The bottom of the heat-conducting plate (5) is fixedly connected with a heat-conducting column, and the bottom of the heat-conducting column extends to the inner cavity of the PCBA control panel body (1).