CN215773710U - Heat dissipation type circuit board with size identification line - Google Patents
Heat dissipation type circuit board with size identification line Download PDFInfo
- Publication number
- CN215773710U CN215773710U CN202122332346.XU CN202122332346U CN215773710U CN 215773710 U CN215773710 U CN 215773710U CN 202122332346 U CN202122332346 U CN 202122332346U CN 215773710 U CN215773710 U CN 215773710U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- heat dissipation
- identification line
- dissipation type
- board body
- 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.)
- Active
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a heat dissipation type circuit board with a size identification line, which comprises a circuit board body and a heat dissipation sheet, wherein the heat dissipation sheet is detachably connected with the circuit board; the circuit board body comprises a front surface and a back surface, a copper foil circuit is laid on the front surface, and the back surface is connected with a radiating fin; the front of circuit board body is equipped with size identification line, four angles of circuit board body are located to size identification line. The utility model provides a heat dissipation type circuit board with dimension identification lines, which is provided with the dimension identification lines, has the function of checking the position of a printed graph of the circuit board and prevents the deviation of board edges; moreover, the detachable radiating fins are arranged, so that the radiating effect is achieved, the disassembly is convenient, the recycling rate is improved, and the cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of circuit boards, and particularly relates to a heat dissipation type circuit board with a size identification line.
Background
When the circuit board is used for screen printing of the frame net, the inclined condition of the board edge often occurs, the inclined condition of the line frame net cannot be found visually, so that the welding-proof character frame net deviates, and after the deviation of the board edge exists, the cutting and automatic punching type board edge positioning is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a heat dissipation type circuit board with dimension identification lines, wherein the dimension identification lines are arranged, so that the function of checking the position of a printed graph of the circuit board is achieved, and the deviation of board edges is prevented; moreover, the detachable radiating fins are arranged, so that the radiating effect is achieved, the disassembly is convenient, the recycling rate is improved, and the cost is reduced.
In order to solve the technical problems, the utility model adopts a technical scheme that: a heat dissipation type circuit board with size identification lines comprises a circuit board body and heat dissipation fins, wherein the heat dissipation fins are detachably connected with the circuit board; the circuit board body comprises a front surface and a back surface, a copper foil circuit is laid on the front surface, and the back surface is connected with a radiating fin;
the front of circuit board body is equipped with size identification line, four angles of circuit board body are located to size identification line, size identification line includes lateral displacement identification line and longitudinal displacement identification line, every angle of circuit board body is equipped with one of them of lateral displacement identification line and longitudinal displacement identification line at least.
Further, the specific structure of detachable connection of the heat sink and the circuit board is as follows: the back fixedly connected with of circuit board body a plurality of L type card strips, it is a plurality of L type card strip is side by side and parallel arrangement, the one end of L type card strip and the back fixed connection of circuit board, the other end with the back of circuit board is parallel, the back of L type card strip and circuit board forms the bayonet socket, in the upper end card of fin goes into the bayonet socket, the lower extreme is worn out from the space between the adjacent L type card strip.
Further, the side wall of the L-shaped clamping strip is provided with a transverse convex strip, and the cross section of the transverse convex strip is arc-shaped.
Further, the side wall of the radiating fin is provided with at least 1 longitudinal convex strip, and the section of each longitudinal convex strip is arc-shaped.
Furthermore, the lateral wall of fin is equipped with 3 vertical sand grips.
Furthermore, the upper end of the radiating fin is provided with an insulating heat conduction layer.
Further, the transverse displacement mark lines and the longitudinal displacement mark lines respectively comprise 5 scale marks arranged in parallel, and the 5 scale marks are distributed from inside to outside in sequence.
The utility model has the beneficial effects that:
the utility model
1. According to the utility model, the size identification lines are respectively arranged at four corners of the circuit board body and comprise the transverse displacement identification lines and the longitudinal displacement identification lines, and are generated along with the product pattern in the silk-screen printing process, so that a worker can conveniently judge whether the printed pattern is printed in the center of the product and whether two ends of the printed pattern are inclined according to the size identification lines of the board edges when putting up the screen under the condition of not increasing the production cost, the problem of product quality caused by the inclination of the board edges in the follow-up process is solved, and the product yield is improved.
2. The back of the circuit board is provided with a plurality of L-shaped clamping strips, the L-shaped clamping strips and the circuit board form bayonets, and the radiating fins are clamped with the bayonets to realize detachable connection; the radiating fins are provided with the longitudinal convex strips, and the L-shaped clamping strips are provided with the transverse convex strips, so that the radiating fins can be firmly clamped into the bayonets, are not easy to loosen, and can be pulled out manually by slight force when needing to be disassembled; this circuit board passes through the detachable fin, not only has the radiating effect, and convenient the dismantlement, improves the rate of cyclic utilization, the reduce cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure in the direction A in FIG. 1;
FIG. 3 is a schematic view of the structure in the direction B of FIG. 1 (without the heat sink);
FIG. 4 is a schematic structural view of the present invention;
FIG. 5 is a schematic view of the structure in the direction C of FIG. 4;
FIG. 6 is a schematic view of the structure in the direction D in FIG. 4;
FIG. 7 is an enlarged view of A in FIG. 1;
the parts in the drawings are marked as follows:
the circuit board comprises a circuit board body 1, a heat radiating fin 2, a longitudinal convex strip 21, a size identification line 3, a transverse displacement identification line 31, a longitudinal displacement identification line 32, an L-shaped clamping strip 4 and a transverse convex strip 41.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Example (b): a heat dissipation type circuit board with dimension identification lines is disclosed, as shown in figures 1-7, comprising a circuit board body 1 and a heat dissipation sheet 2, wherein the heat dissipation sheet is detachably connected with the circuit board and has the following specific structure: the back fixedly connected with of circuit board body a plurality of L type card strip 4, it is a plurality of L type card strip is side by side and parallel arrangement, the one end of L type card strip and the back fixed connection of circuit board, the other end with the back of circuit board is parallel, the back of L type card strip and circuit board forms the bayonet socket, in the upper end card of fin goes into the bayonet socket, the lower extreme was worn out from the space between the adjacent L type card strip.
The circuit board body comprises a front surface and a back surface, a copper foil circuit is laid on the front surface, and the back surface is connected with a radiating fin;
the front of circuit board body is equipped with size identification line 3, four angles of circuit board body are located to size identification line, size identification line includes lateral displacement identification line 31 and longitudinal displacement identification line 32, every angle of circuit board body is equipped with one of them of lateral displacement identification line and longitudinal displacement identification line at least, the circuit board body need lateral displacement identification line and longitudinal displacement identification line appear simultaneously, can not only appear one of them of above-mentioned both size identification lines, can be, four angles of circuit board body are equipped with lateral displacement identification line and longitudinal displacement identification line simultaneously.
The lateral wall of L type card strip is equipped with horizontal sand grip 41, the cross-section of horizontal sand grip is established to the arc.
The side wall of fin is equipped with 1 at least vertical sand grip 21, the cross-section of vertical sand grip sets up to the arc.
The lateral wall of fin is equipped with 3 vertical sand grips.
The upper end of the radiating fin is provided with an insulating heat-conducting layer (not shown).
The transverse displacement identification lines and the longitudinal displacement identification lines respectively comprise 5 scale marks arranged in parallel, and the 5 scale marks are distributed from inside to outside in sequence.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a heat dissipation type circuit board with size identification line which characterized in that: the radiating fin is detachably connected with the circuit board; the circuit board body comprises a front surface and a back surface, a copper foil circuit is laid on the front surface, and the back surface is connected with a radiating fin;
the front of circuit board body is equipped with size identification line, four angles of circuit board body are located to size identification line, size identification line includes lateral displacement identification line and longitudinal displacement identification line, every angle of circuit board body is equipped with one of them of lateral displacement identification line and longitudinal displacement identification line at least.
2. The heat dissipation type circuit board with dimension marking line according to claim 1, wherein: the specific structure that the fin with circuit board can be dismantled and be connected does: the back fixedly connected with of circuit board body a plurality of L type card strips, it is a plurality of L type card strip is side by side and parallel arrangement, the one end of L type card strip and the back fixed connection of circuit board, the other end with the back of circuit board is parallel, the back of L type card strip and circuit board forms the bayonet socket, in the upper end card of fin goes into the bayonet socket, the lower extreme is worn out from the space between the adjacent L type card strip.
3. The heat dissipation type circuit board with dimension marking line according to claim 2, wherein: the lateral wall of L type card strip is equipped with horizontal sand grip, the cross-section of horizontal sand grip is established to the arc.
4. The heat dissipation type circuit board with dimension marking line according to claim 2, wherein: the lateral wall of fin is equipped with 1 at least vertical sand grip, the cross-section of vertical sand grip is set up to the arc.
5. The heat dissipation type circuit board with dimension marking line according to claim 4, wherein: the lateral wall of fin is equipped with 3 vertical sand grips.
6. The heat dissipation type circuit board with dimension marking line according to claim 2, wherein: and the upper end of the radiating fin is provided with an insulating heat-conducting layer.
7. The heat dissipation type circuit board with dimension marking line according to claim 1, wherein: the transverse displacement identification lines and the longitudinal displacement identification lines respectively comprise 5 scale marks arranged in parallel, and the 5 scale marks are distributed from inside to outside in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122332346.XU CN215773710U (en) | 2021-09-26 | 2021-09-26 | Heat dissipation type circuit board with size identification line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122332346.XU CN215773710U (en) | 2021-09-26 | 2021-09-26 | Heat dissipation type circuit board with size identification line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215773710U true CN215773710U (en) | 2022-02-08 |
Family
ID=80090995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122332346.XU Active CN215773710U (en) | 2021-09-26 | 2021-09-26 | Heat dissipation type circuit board with size identification line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215773710U (en) |
-
2021
- 2021-09-26 CN CN202122332346.XU patent/CN215773710U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105196552A (en) | 3D (3-dimensional) printing platform | |
| CN215773710U (en) | Heat dissipation type circuit board with size identification line | |
| CN205112414U (en) | 3D print platform | |
| CN106113910A (en) | Vacuum screen process press base plate of plug hole tool and method for plugging thereof | |
| CN108274910A (en) | A kind of silk screen printing process that the realization of PCB one-time positionings is printed more than twice | |
| CN212211531U (en) | Punching device for circuit board production | |
| CN205086459U (en) | Die board with heat radiation structure | |
| CN207026245U (en) | A kind of multi-functional punching die | |
| CN207889320U (en) | A kind of steel mesh and printing machine for printing printed circuit board | |
| CN217622698U (en) | High-precision positioning device for full-automatic solder paste printing machine | |
| CN210309505U (en) | Cross section silk screen printing tool | |
| CN207491325U (en) | A kind of PCB jigsaw for being suitable for full-automatic production | |
| CN206426629U (en) | A kind of printing positioning instrument of aircraft V-type label | |
| CN213767894U (en) | Quick carton batch number printing device | |
| CN214984237U (en) | Multicolor thermal transfer printer for printing small-thickness materials | |
| CN213107246U (en) | Die cutting device for conductive adhesive tape | |
| CN210881350U (en) | Clamp capable of printing belt ring parts on multiple surfaces | |
| CN205467838U (en) | Mobile tool of light guide plate | |
| CN208306072U (en) | A kind of tucking machine of anti-dye silk-screen trade mark | |
| CN214137968U (en) | High-efficient double-cylinder printing device | |
| CN214217665U (en) | Folding paper baffle plate on printer | |
| CN106851980A (en) | A kind of mounting structure for exempting from welding component conversion equipment | |
| CN204506099U (en) | Monolithic many spellings printing screen plate tool | |
| CN212519664U (en) | Upper computer centralized control cabinet | |
| CN208687259U (en) | A kind of computer text design auxiliary device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |