CN216600220U

CN216600220U - Single-sided circuit board capable of preventing blockage of green oil

Info

Publication number: CN216600220U
Application number: CN202123389760.0U
Authority: CN
Inventors: 刘惠良
Original assignee: Boluo Tengjin Electronic Co ltd
Current assignee: Boluo Tengjin Electronic Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-24
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a circuit board printing technology field specifically is a prevent single face circuit board of green oil jam, include: the mounting frame is characterized in that a limiting plate is mounted at the top of the mounting frame, a green oil layer is mounted inside the mounting frame, a lifting lug is mounted above the green oil layer, a copper wire layer is mounted below the green oil layer, a substrate is mounted below the copper wire layer, and an anti-static layer is mounted below the substrate; and the upper through hole is formed in the surface of the green oil layer, and a lower through hole is formed below the upper through hole. This prevent single face circuit board of green oil jam, compare with prior art can insert the fixed rod through the inside of through-hole under, again to the inside insertion bolt post of fixed rod, utilize the bolt post to fix the draw-in groove piece, when one side of circuit board is applied paint green oil with a brush like this, the baffle can restrict the entering of green oil, the draw-in groove piece can prevent green oil entering and go up the through-hole and cause the jam to make the electronic component of installing in last through-hole inside, the contact can not reach the copper wire layer.

Description

Single-sided circuit board capable of preventing green oil from blocking

Technical Field

The utility model relates to a circuit board printing technology field specifically is a prevent single face circuit board of green oil jam.

Background

At present, the development of integrated circuits is very rapid, circuit boards are also developing towards the directions of high speed, multiple functions, large capacity and small volume, in order to prolong the service life of the circuit boards, a green oil cover layer is covered on a thick copper wire layer, physical disconnection of conductor circuits can be prevented through the green oil cover layer, short circuit caused by bridging is prevented when welding is carried out, and the condition that copper is exposed at the edge of the circuit is reduced.

When the existing single-sided circuit board is coated with green oil, as the diameter of the jack is relatively small, the green oil which is not solidified slightly flows into the jack along the inner side wall of the jack, and finally the jack opening is blocked, therefore, a single-sided circuit board for preventing green oil from being blocked is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent single face circuit board of green oil jam to propose in solving above-mentioned background art because current single face circuit board, when the green oil of coating, because the diameter of jack is less relatively, the green oil of solidification slightly just can flow into to the jack along the inside wall of jack in, will finally cause the problem of jack open-ended jam.

In order to achieve the above object, the utility model provides a following technical scheme: a green oil blockage resistant single-sided wiring board comprising:

the mounting frame is characterized in that a limiting plate is mounted at the top of the mounting frame, a green oil layer is mounted inside the mounting frame, a lifting lug is mounted above the green oil layer, a copper wire layer is mounted below the green oil layer, a substrate is mounted below the copper wire layer, and an anti-static layer is mounted below the substrate;

go up the through-hole, it is seted up the surface of green oil reservoir, the through-hole has been seted up down to the below of going up the through-hole, the internally mounted of going up the through-hole has the draw-in groove piece, the baffle is installed to the top of draw-in groove piece, baffle internally mounted has the rotation post, the cross head is installed at the top of rotating the post.

Preferably, the lower through hole is further provided with:

the fixing rod is installed inside the lower through hole, a limiting block is installed outside the fixing rod, a bolt column is installed inside the fixing rod, a gasket is installed at one end of the bolt column, and a check nut is installed on one side of the gasket.

Preferably, the mounting frame is further provided with:

the installation layer, it sets up the inside of installation frame, the ventilation fan is installed to the bottom of installation frame.

Preferably, the copper wire layer is tightly attached to the substrate, and the anti-static layer is tightly attached to the substrate.

Preferably, be fixed connection between cross head and the rotation post, and be fixed connection between draw-in groove piece and the rotation post.

Preferably, the clamping groove block is in threaded connection with the bolt column, and the locknut is in threaded connection with the bolt column.

Preferably, be fixed connection between installation layer and the installing frame, and be threaded connection between limiting plate and the installing frame.

Compared with the prior art, the utility model provides a prevent single face circuit board of green oil jam possesses following beneficial effect: this prevent single face circuit board of green oil jam, can insert the fixed stick through the inside of through-hole under, the stopper can prevent that the fixed stick stretches out and surpasss the copper wire layer, insert the bolt post to the inside of fixed stick again, utilize the bolt post to fix the draw-in groove piece, when one side of circuit board applies paint green oil with a brush like this, the entering of green oil can be restricted to the baffle, the draw-in groove piece can prevent green oil to get into last through-hole, cause the jam, thereby make and install the electronic component inside last through-hole, the contact is not good enough to lead to the contact of circuit board on the copper wire layer, the yields of improving production.

1. The utility model can drive the rotation post to rotate through the crosshead after the green oil coating is finished through the crosshead after the setting, thereby driving the clamping groove block to rotate, and leading the clamping groove block to be separated from the newly formed green oil layer, thereby forming an upper through hole;

2. the utility model can position the bolt column through the inserted fixing bar after the arrangement, and the bolt column can position the slot block, and the bolt column can be fixed from both sides by the locknut matching with the slot block, thereby preventing the whole device from falling off;

3. the utility model discloses a ventilation fan after setting up can utilize the ventilation fan to cool down for whole circuit board to make the circuit board can not destroy suddenly because of overheated in the work.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the explosion structure of the circuit board of the present invention;

FIG. 4 is a schematic diagram of a side view structure of the circuit board of the present invention;

fig. 5 is a schematic view of the structure of the mounting frame of the present invention.

In the figure: 1. a crosshead; 2. rotating the column; 3. a baffle plate; 4. a green oil layer; 5. an upper through hole; 6. a slot clamping block; 7. a copper wire layer; 8. a substrate; 9. an antistatic layer; 10. a lower through hole; 11. a fixing rod; 12. a bolt column; 13. a locknut; 14. a gasket; 15. a limiting block; 16. lifting lugs; 17. installing a frame; 18. mounting a layer; 19. a ventilating fan; 20. and a limiting plate.

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.

As shown in fig. 1 to 4, a single-sided wiring board for preventing clogging with green oil, comprising: the anti-static electricity-proof device comprises an installation frame 17, wherein a limiting plate 20 is installed at the top of the installation frame 17, a green oil layer 4 is installed inside the installation frame 17, a lifting lug 16 is installed above the green oil layer 4, a copper wire layer 7 is installed below the green oil layer 4, a substrate 8 is installed below the copper wire layer 7, an anti-static layer 9 is installed below the substrate 8, the copper wire layer 7 is tightly attached to the substrate 8, and the anti-static layer 9 is tightly attached to the substrate 8; go up through-hole 5, it sets up on the surface of green oil layer 4, through-hole 10 has been seted up down to the below of going up through-hole 5, the internally mounted of going up through-hole 5 has draw-in groove piece 6, baffle 3 is installed to the top of draw-in

groove piece

6, 3 internally mounted of baffle has rotation post 2, it installs cross head 1 to rotate the top of post 2, be fixed connection between cross head 1 and the rotation post 2, and be fixed connection between draw-in groove piece 6 and the rotation post 2, finish the back at green oil coating with a brush, can drive rotation post 2 through cross head 1 and rotate, thereby drive draw-in groove piece 6 and rotate, make draw-in groove piece 6 break away from in the green oil layer 4 of new formation, thereby form through-hole 5, thereby make the electronic component who installs at last through-hole 5 inside, the contact can not lead to the contact failure of circuit board to copper wire layer 7, the yields of improving production.

As shown in fig. 2 to 5, a single-sided wiring board for preventing clogging with green oil, comprising: the fixing rod 11 is installed inside the lower through hole 10, the limiting block 15 is installed outside the fixing rod 11, the bolt column 12 is installed inside the fixing rod 11, the gasket 14 is installed at one end of the bolt column 12, the locknut 13 is installed on one side of the gasket 14, the clamping groove block 6 is in threaded connection with the bolt column 12, the locknut 13 is in threaded connection with the bolt column 12, the inserted fixing rod 11 can be used for positioning the bolt column 12, the bolt column 12 can be used for positioning the clamping groove block 6, the locknut 13 can be used for fixing the bolt column 12 from two sides in cooperation with the clamping groove block 6, accordingly, the whole device is prevented from falling off, when the fixing rod 11 is inserted into the lower through hole 10, the limiting block 15 can prevent the fixing rod 11 from extending out of the copper wire layer 7, the bolt column 12 is inserted into the fixing rod 11, the clamping groove block 6 is fixed through the bolt column 12, and therefore when green oil is coated on one side of the circuit board, the baffle 3 can limit the entering of the green oil, and the clamping groove block 6 can prevent the green oil from entering the upper through hole 5 to cause blockage; installation layer 18, its setting is in the inside of installing frame 17, and ventilating fan 19 is installed to the bottom of installing frame 17, is fixed connection between installation layer 18 and the installing frame 17, and is threaded connection between limiting plate 20 and the installing frame 17, and ventilating fan 19 can utilize ventilating fan 19 for whole circuit board cooling to make the circuit board can not be because of overheated and sudden damage when the work.

The working principle is as follows: when the single-sided circuit board capable of preventing green oil blockage is used, firstly, the fixing rod 11 is inserted into the lower through hole 10, the limiting block 15 can prevent the fixing rod 11 from extending out of the copper wire layer 7, then the bolt column 12 is inserted into the fixing rod 11, the clamping groove block 6 is fixed by the bolt column 12, the inserted fixing rod 11 can position the bolt column 12, the bolt column 12 can position the clamping groove block 6, the locknut 13 can fix the bolt column 12 from two sides by matching with the clamping groove block 6, so that the whole device is prevented from falling off, the gasket 14 can protect the anti-static layer 9 from being crushed, therefore, when green oil is coated on one side of the circuit board, the baffle 3 can limit the green oil from entering, and the clamping groove block 6 can prevent the green oil from entering the upper through hole 5 to cause blockage; then, after the green oil is coated, the rotary column 2 can be driven to rotate through the crosshead 1, so that the clamping groove block 6 is driven to rotate, the clamping groove block 6 can be separated from a newly formed green oil layer 4, an upper through hole 5 is formed, and then the fixing rod 11, the bolt column 12, the locknut 13, the gasket 14 and other parts are taken down; then, the circuit board is placed on the mounting layer 18 of the mounting frame 17 by using the lifting lugs 16, and then the limiting plate 20 is pressed, so that the circuit board is prevented from shaking; finally, the substrate 8 provides support for the whole circuit board, and the ventilating fan 19 cools the whole circuit board, so that the circuit board cannot be suddenly damaged due to overheating during working, and the working principle of the single-sided circuit board for preventing the green oil from being blocked is realized.

Claims

1. A single-sided circuit board that green oil blockked up prevents, characterized by includes:

the anti-static oil-water separator comprises an installation frame (17), wherein a limiting plate (20) is installed at the top of the installation frame (17), a green oil layer (4) is installed inside the installation frame (17), a lifting lug (16) is installed above the green oil layer (4), a copper wire layer (7) is installed below the green oil layer (4), a substrate (8) is installed below the copper wire layer (7), and an anti-static layer (9) is installed below the substrate (8);

go up through-hole (5), it sets up the surface of green oil layer (4), through-hole (10) have been seted up down to the below of going up through-hole (5), the internally mounted of going up through-hole (5) has draw-in groove piece (6), baffle (3) are installed to the top of draw-in groove piece (6), baffle (3) internally mounted has rotation post (2), cross head (1) are installed at the top of rotating post (2).

2. The single-sided circuit board for preventing green oil clogging according to claim 1, wherein the lower through hole (10) is further provided with:

fixed stick (11), its installation the inside of through-hole (10) down, the externally mounted of fixed stick (11) has stopper (15), the internally mounted of fixed stick (11) has bolt post (12), gasket (14) are installed to the one end of bolt post (12), lock nut (13) are installed to one side of gasket (14).

3. The single-sided circuit board for preventing green oil clogging according to claim 1, wherein the mounting frame (17) is further provided with:

and the mounting layer (18) is arranged inside the mounting frame (17), and a ventilation fan (19) is mounted at the bottom of the mounting frame (17).

4. The green oil jam resistant single-sided circuit board of claim 1, wherein the copper wire layer (7) is closely attached to the substrate (8) and the antistatic layer (9) is closely attached to the substrate (8).

5. The single-sided circuit board capable of preventing green oil blockage according to claim 1, wherein the crosshead (1) is fixedly connected with the rotating column (2), and the clamping groove block (6) is fixedly connected with the rotating column (2).

6. The single-sided circuit board capable of preventing green oil blockage according to claim 2, wherein the slot block (6) is in threaded connection with the bolt column (12), and the locknut (13) is in threaded connection with the bolt column (12).

7. The single-sided circuit board capable of preventing green oil blockage according to claim 3, wherein the mounting layer (18) is fixedly connected with the mounting frame (17), and the limiting plate (20) is in threaded connection with the mounting frame (17).