CN216531955U - Double-sided circuit board with waterproof function - Google Patents
Double-sided circuit board with waterproof function Download PDFInfo
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- CN216531955U CN216531955U CN202123049363.9U CN202123049363U CN216531955U CN 216531955 U CN216531955 U CN 216531955U CN 202123049363 U CN202123049363 U CN 202123049363U CN 216531955 U CN216531955 U CN 216531955U
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- circuit board
- sealing box
- fixedly connected
- double
- waterproof function
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Abstract
The utility model relates to the technical field of circuit boards, and discloses a double-sided circuit board with a waterproof function, which comprises a sealing box, wherein four end corners of the bottom surface of the sealing box are fixedly connected with an installation base, the middle part of the installation base is provided with an installation hole, epoxy resin is filled in the sealing box, a circuit board is arranged in the epoxy resin, the top part of the circuit board is electrically connected with a wiring end seat, four outer side walls of the sealing box are fixedly connected with side radiating fins, the bottom part of the sealing box is fixedly connected with bottom radiating fins, four end corners of the bottom surface of an inner cavity of the sealing box are fixedly connected with a fixed seat, the top surface of the fixed seat is provided with a threaded hole, a bolt is in threaded connection with the threaded hole, four end corners of the circuit board are provided with through holes, and the bolt can penetrate through the through holes to be connected with the threaded holes, this structure can guarantee radiating the waterproof nature that improves the circuit board simultaneously.
Description
Technical Field
The utility model belongs to the technical field of circuit boards, and particularly relates to a double-sided circuit board with a waterproof function.
Background
Circuit boards are classified into three categories, one-sided boards, two-sided boards, and multilayer circuit boards, according to the number of layers. First, a single panel, on the most basic PCB, the parts are concentrated on one side and the wires are concentrated on the other side. Such a PCB is called a single-sided circuit board because the conductors are present on only one side. The double-sided board is an extension of a single-sided board, and is used when a single-layer wiring cannot meet the requirements of an electronic product. Copper is coated on both sides of the circuit board, so that wires are arranged between the two layers, and the wires can be connected through the through holes to form required network connection. The multilayer board refers to a printed board having three or more conductive pattern layers laminated with an insulating material therebetween at intervals, and the conductive patterns therebetween are interconnected as required.
The existing double-sided circuit board has limited waterproof performance, and is easy to cause the condition of water inlet and circuit breaking.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the above-mentioned problems, a double-sided circuit board having a waterproof function is provided.
The technical scheme adopted by the utility model is as follows: the utility model provides a two-sided circuit board with waterproof function, includes the seal box, the interior embedment of seal box has epoxy, be provided with the circuit board in the epoxy, the top electric connection of circuit board has the terminal pad of working a telephone switchboard, equal fixedly connected with side radiating fin on four lateral walls of seal box, the bottom fixed connection of seal box has bottom radiating fin.
In a preferred embodiment, the side heat dissipation fins and the bottom heat dissipation fins extend from the inside of the sealing box to the outside of the sealing box, and the side heat dissipation fins and the bottom heat dissipation fins are made of an aluminum alloy material.
In a preferred embodiment, the four corners of the bottom surface of the sealing box are fixedly connected with mounting bases, and the middle parts of the mounting bases are provided with mounting holes.
In a preferred embodiment, four end corners of the bottom surface of the inner cavity of the seal box are fixedly connected with fixing seats, the top surface of each fixing seat is provided with a threaded hole, a bolt is connected in the threaded hole in a threaded manner, and the circuit board is connected to the fixing seats through the bolt.
In a preferred embodiment, through holes are formed at four corners of the circuit board, and the bolts can penetrate through the through holes to be connected with the threaded holes.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, the circuit board is arranged in the sealing box, then the epoxy resin with good heat conductivity is filled in the sealing box to seal the circuit board, and all the places connected with the circuit board are connected in a connection terminal seat plugging mode, so that the whole waterproof performance of the circuit board can be improved.
2. In the utility model, the heat absorbed by the epoxy resin is quickly led out of the sealing box through the side radiating fins and the bottom radiating fins, so that the heat generated by the circuit board can be effectively dissipated under the condition of ensuring sealing, and the stable operation of the circuit board is ensured.
Drawings
FIG. 1 is a schematic representation of the three-dimensional structure of the present invention;
FIG. 2 is a schematic diagram of the front view internal structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the sealing case of the present invention;
fig. 4 is a schematic plan view of a circuit board according to the present invention.
The labels in the figure are: 1-sealing box, 2-epoxy resin, 3-circuit board, 4-terminal base, 5-side radiating fin, 6-bottom radiating fin, 7-mounting base, 8-mounting hole, 9-fixing base, 10-threaded hole, 11-bolt and 12-through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A double-sided wiring board having a waterproof function according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.
Example (b):
referring to fig. 1, the double-sided circuit board with the waterproof function according to the embodiment of the present invention includes a sealing box 1, an epoxy resin 2 is encapsulated in the sealing box 1, a circuit board 3 is disposed in the epoxy resin 2, a terminal base 4 is electrically connected to the top of the circuit board 3, the terminal base 4 facilitates connection of external equipment and the circuit board 3, and the circuit board 3 in the sealing box 1 is sealed by the epoxy resin 2, so that the waterproof property of the circuit board 3 is improved.
Referring to fig. 1 and 3, four outer side walls of the sealing box 1 are fixedly connected with side heat dissipation fins 5, the bottom of the sealing box 1 is fixedly connected with bottom heat dissipation fins 6, the side heat dissipation fins 5 and the bottom heat dissipation fins 6 extend from the inside of the sealing box 1 to the outside of the sealing box 1, the side heat dissipation fins 5 and the bottom heat dissipation fins 6 are made of aluminum alloy, and the sealing box 1 is quickly led out by the heat absorbed by the epoxy resin 2 through the side heat dissipation fins 5 and the bottom heat dissipation fins 6, so that stable heat dissipation of the circuit board 3 is ensured.
Referring to fig. 1, four corners of the bottom of the sealing box 1 are fixedly connected with mounting bases 7, a mounting hole 8 is formed in the middle of each mounting base 7, and the mounting holes 8 of the mounting bases 7 are used for facilitating connection to equipment.
Referring to fig. 2-4, four end angles of the bottom surface of the inner cavity of the seal box 1 are fixedly connected with a fixing seat 9, the top surface of the fixing seat 9 is provided with a threaded hole 10, the threaded hole 10 is internally connected with a bolt 11, the circuit board 3 is connected to the fixing seat 9 through the bolt 11, four end angles of the circuit board 3 are provided with through holes 12, the bolt 11 can penetrate through the through holes 12 to be connected with the threaded hole 10, the circuit board 3 is connected to the fixing seat 9 through the bolt 11, and therefore the circuit board 3 is stably fixed.
The implementation principle of a double-sided circuit board with waterproof function of this application embodiment is: the bolt penetrates through a through hole 12 of the circuit board 3 and then is connected with a threaded hole 10 on the fixed seat 9, so that the circuit board 3 is stably fixed in the sealing box 1, then the epoxy resin 2 is poured into the sealing box 1, and the circuit board 3 is sealed in the sealing box 1, so that the waterproofness of the circuit board 3 is improved; when the sealing box 1 is installed, the circuit board 3 can be connected into corresponding equipment through the installation hole 8 of the installation base 7, and after the installation is finished, the terminal of external equipment is inserted through the wiring terminal base 4, so that the external equipment is communicated with the circuit board 3; when the circuit board 3 operates, heat absorbed by the epoxy resin 2 is quickly led out of the sealing box 1 through the side radiating fins 5 and the bottom radiating fins 6, so that stable heat dissipation of the circuit board 3 is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a two-sided circuit board with waterproof function, includes seal box (1), its characterized in that: epoxy resin (2) is filled and sealed in the sealing box (1), a circuit board (3) is arranged in the epoxy resin (2), the top of the circuit board (3) is electrically connected with a wiring terminal base (4), four outer side walls of the sealing box (1) are fixedly connected with side radiating fins (5), and the bottom of the sealing box (1) is fixedly connected with a bottom radiating fin (6).
2. The double-sided circuit board with a waterproof function according to claim 1, characterized in that: the side radiating fins (5) and the bottom radiating fins (6) extend from the inside of the sealing box (1) to the outside of the sealing box (1), and the side radiating fins (5) and the bottom radiating fins (6) are made of aluminum alloy.
3. The double-sided circuit board with a waterproof function according to claim 1, characterized in that: four end angle departments of the bottom surface of seal box (1) fixedly connected with installation base (7), mounting hole (8) have been seted up at the middle part of installation base (7).
4. The double-sided circuit board with a waterproof function according to claim 1, characterized in that: equal fixedly connected with fixing base (9) in four extreme angle departments of the inner chamber bottom surface of seal box (1), threaded hole (10) are seted up to the top surface of fixing base (9), threaded hole (10) female connection has bolt (11), circuit board (3) pass through bolt (11) are connected on fixing base (9).
5. The double-sided circuit board with the waterproof function according to claim 4, wherein through holes (12) are formed at four corners of the circuit board (3), and the bolts (11) can penetrate through the through holes (12) to be connected with the threaded holes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123049363.9U CN216531955U (en) | 2021-12-07 | 2021-12-07 | Double-sided circuit board with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123049363.9U CN216531955U (en) | 2021-12-07 | 2021-12-07 | Double-sided circuit board with waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216531955U true CN216531955U (en) | 2022-05-13 |
Family
ID=81466138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123049363.9U Active CN216531955U (en) | 2021-12-07 | 2021-12-07 | Double-sided circuit board with waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216531955U (en) |
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2021
- 2021-12-07 CN CN202123049363.9U patent/CN216531955U/en active Active
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