CN212278642U

CN212278642U - Multilayer HDI circuit board of inlayer interconnection

Info

Publication number: CN212278642U
Application number: CN202021068934.6U
Authority: CN
Inventors: 冯建明; 冯涛; 李后清; 戴莹琰; 蔡明祥; 王敦猛
Original assignee: Kunshan Hua Tao Electronic Co ltd
Current assignee: Kunshan Hua Tao Electronic Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-01-01
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a multilayer HDI circuit board of inlayer interconnection, the on-line screen storage device comprises a base, the spring groove has been seted up to the inside of base, and the inner wall fixed mounting in spring groove has the spring, and the one end fixedly connected with spacing ring of spring, the surface of spacing ring slide at the inner wall in spring groove, and the inner wall fixedly connected with bracing piece of spacing ring, the top of base are run through on the top of bracing piece, and the top fixedly connected with of bracing piece accepts the board, and the top fixed mounting who accepts the board has first insulation rubber, and the top fixedly connected with arch frame of base, the inner wall fixed mounting of arch frame has second insulation rubber. Through being provided with spring, arch-shaped frame and accepting the board, reach the purpose of centre gripping fixed circuit board, when the circuit board goes wrong, the maintenance is conveniently dismantled, also plays simultaneously and is in unsettled purpose with the circuit board, does benefit to the heat dissipation of circuit board in the use.

Description

Multilayer HDI circuit board of inlayer interconnection

Technical Field

The utility model belongs to the technical field of the HDI circuit board, specifically be multilayer HDI circuit board of inlayer interconnection.

Background

The circuit board has the name: the printed circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like.

At present, multilayer HDI circuit board majority adopts the screw fixation at quick-witted incasement, when needs maintenance clearance, and it is troublesome to dismantle, and at the long-time in-process that uses of multilayer HDI circuit board, can produce a large amount of heats, if not cool off the heat dissipation in time, can influence multilayer HDI circuit board life, so to above-mentioned problem, provides a multilayer HDI circuit board convenient to dismantle and from taking heat dissipation function inlayer interconnection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer HDI circuit board of inlayer interconnection to solve present multilayer HDI circuit board and dismantle the problem that maintenance difficulty and radiating effect are poor.

In order to achieve the above object, the utility model provides a following technical scheme: the multilayer HDI circuit board comprises a base, wherein the base is arched, an air inlet pipe can conveniently absorb outside air through the arched base, the heat dissipation of a circuit board body is facilitated, a spring groove is formed in the base, the spring groove is cylindrical, a spring is fixedly mounted on the inner wall of the spring groove, the spring is in a compressed state, a limiting ring is fixedly connected to one end of the spring and is in a circular ring shape, the surface of the limiting ring slides on the inner wall of the spring groove, the purpose of limiting the movement of a supporting rod is achieved through the arrangement of the limiting ring, the purpose of applying spring acting force to the supporting rod is achieved, the number of the supporting rods is two, the purpose of supporting a bearing plate is achieved through the arrangement of the supporting rods, and the top end of each supporting rod penetrates through the top end of the base, the top fixedly connected with of bracing piece accepts the board, and the number of accepting the board is two, and the shape of accepting the board is square board, the top fixed mounting who accepts the board has first insulating rubber, through being provided with first insulating rubber, plays the purpose of protection circuit board body, the top fixedly connected with bow member of base, the number of bow member is two, the inner wall fixed mounting of bow member has second insulating rubber, through being provided with second insulating rubber, plays the purpose of protection circuit board body, the inside fixed mounting of base has the fan, and the model of fan is PF-100, and this fan has the function of blowing, through being provided with the fan, plays the radiating purpose of blowing to circuit board body.

Preferably, the bottom end of the base is provided with two grooves which are cylindrical grooves, the bottom end of the supporting rod penetrates through the inner wall of each groove, and the purpose of sliding the supporting rod is achieved by arranging the grooves.

Preferably, the fixed surface of fan installs the air-supply line, and the shape of air-supply line is the round platform shape, the bottom of base is run through to the one end of air-supply line, the inner wall fixed mounting of air-supply line has the active carbon filter screen, through being provided with the active carbon filter screen, plays the purpose of impurity and steam in the filtered air.

Preferably, threaded through holes are formed in the surface of the base, the number of the threaded through holes is four, and the base is conveniently fixed to the case through the threaded through holes.

Preferably, the surface fixed mounting of fan has the play tuber pipe, and the shape of going out the tuber pipe is the arch, and the air outlet of going out the tuber pipe has two, is convenient for blow the heat dissipation to the different position of circuit board body.

Preferably, the top card of base has the ventilation hole, the inner wall of tuber pipe is run through out to the bottom in ventilation hole, the number in ventilation hole is twenty, through being provided with the ventilation hole, plays the radiating mesh of blowing to the different position of circuit board body.

Preferably, a circuit board body is arranged at the top end of the bearing plate, and the circuit board body is arranged between the bearing plate and the arch frame.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the circuit board is convenient to disassemble and maintain when the circuit board has problems, and meanwhile, the circuit board is suspended, so that the circuit board is beneficial to heat dissipation in the using process;

2. through being provided with the fan, when the circuit board during operation, play the radiating purpose of blowing to the circuit board, do benefit to the permanent use of heating panel.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial view of the base of the present invention;

fig. 3 is an enlarged view of the position a of the present invention.

In the figure: 1. a base; 2. an arch frame; 3. a fan; 4. a circuit board body; 5. an air inlet pipe; 6. a threaded through hole; 7. a vent hole; 8. an activated carbon filter screen; 9. an air outlet pipe; 10. a spring slot; 11. a limiting ring; 12. a groove; 13. a second insulating rubber; 14. a spring; 15. a bearing plate; 16. a first insulating rubber; 17. a support rod.

Detailed Description

Referring to fig. 1 and 3, the multilayer HDI circuit board with interconnected inner layers includes a base 1, the base 1 is arched, the air inlet pipe 5 can absorb external air conveniently by the arched base 1, so as to facilitate heat dissipation of the circuit board body 4, a spring groove 10 is formed in the base 1, the spring groove 10 is cylindrical, a spring 14 is fixedly installed on the inner wall of the spring groove 10, the spring 14 is in a compressed state, one end of the spring 14 is fixedly connected with a limit ring 11, the limit ring 11 is in a circular ring shape, the surface of the limit ring 11 slides on the inner wall of the spring groove 10, the limit ring 11 is arranged to limit the movement of a support rod 17, and the support rod 17 is also exerted with the acting force of the spring 14, the inner wall of the limit ring 11 is fixedly connected with two support rods 17, and the number of the two support rods 17 is provided, the purpose of supporting the bearing plates 15 is achieved, the top end of the supporting rod 17 penetrates through the top end of the base 1, the top end of the supporting rod 17 is fixedly connected with the bearing plates 15, the number of the bearing plates 15 is two, the bearing plates 15 are square, the top end of the bearing plates 15 is fixedly provided with first insulating rubber 16, the purpose of protecting the circuit board body 4 is achieved by being provided with the first insulating rubber 16, the top end of the base 1 is fixedly connected with the arch-shaped frames 2, the number of the arch-shaped frames 2 is two, the inner wall of each arch-shaped frame 2 is fixedly provided with second insulating rubber 13, the purpose of protecting the circuit board body 4 is achieved by being provided with the second insulating rubber 13, the fan 3 is fixedly arranged inside the base 1, the model of the fan 3 is PF-100, the fan 3 has a blowing function, and the purpose of blowing and heat dissipation of the circuit board body 4 is.

Referring to fig. 1 and 3, the bottom end of the base 1 is provided with two grooves 12, the grooves 12 are cylindrical grooves, the number of the grooves 12 is two, and the bottom end of the supporting rod 17 penetrates through the inner wall of the grooves 12, so that the supporting rod 17 slides through the grooves 12.

Referring to fig. 1, an air inlet pipe 5 is fixedly installed on the surface of a fan 3, the air inlet pipe 5 is in a circular truncated cone shape, one end of the air inlet pipe 5 penetrates through the bottom end of a base 1, an activated carbon filter screen 8 is fixedly installed on the inner wall of the air inlet pipe 5, and the purpose of filtering impurities and water vapor in air is achieved by the activated carbon filter screen 8.

Referring to fig. 1, the surface of the base 1 is provided with four threaded through holes 6, and the base 1 is conveniently fixed to the chassis by providing the threaded through holes 6.

Referring to fig. 1 and 2, the air outlet pipe 9 is fixedly mounted on the surface of the fan 3, the air outlet pipe 9 is arched, and two air outlets of the air outlet pipe 9 are provided, so that air blowing and heat dissipation can be conveniently performed on different directions of the circuit board body 4.

Referring to fig. 1 and 2, the top end of the base 1 has vent holes 7, the bottom ends of the vent holes 7 penetrate through the inner wall of the air outlet pipe 9, the number of the vent holes 7 is twenty, and the vent holes 7 are arranged to perform the purpose of blowing air to dissipate heat in different directions of the circuit board body 4.

Referring to fig. 1, a circuit board body 4 is disposed on the top end of the receiving plate 15, and the circuit board body 4 is disposed between the receiving plate 15 and the arch frame 2.

The working principle of the scheme is as follows: firstly, the base 1 is installed in the case through screws, then the bearing plate 15 is pressed through the arch frame 2, then one end of the circuit board body 4 is placed at the top end of the bearing plate 15, then the bearing plate 15 is loosened, the surface of the circuit board body 4 is extruded by the bearing plate 15 under the elastic action of the spring 14 until the surface of the circuit board body 4 contacts the inner wall of the arch frame 2, the second insulating rubber 13 is arranged on the inner wall of the arch frame 2, and the first insulating rubber 16 is arranged at the top end of the bearing plate 15, so that the purpose of protecting the circuit board body 4 is achieved, through the arrangement, the purpose of clamping and fixing the circuit board body 4 is achieved, convenience in disassembly and maintenance in the future is facilitated, when the circuit board body 4 works, the circuit board body 4 can generate heat, and through the arrangement of the fan 3, the fan 3 can blow and radiate the surfaces of the circuit board body 4 in different directions through the air outlet pipe 9, meanwhile, the circuit board body 4 is in a suspended state, so that heat dissipation of the circuit board body 4 is facilitated, and long-term use of the circuit board body 4 is facilitated.

Claims

1. Multilayer HDI circuit board of inlayer interconnection, including base (1), its characterized in that: spring groove (10) have been seted up to the inside of base (1), the inner wall fixed mounting of spring groove (10) has spring (14), the one end fixedly connected with spacing ring (11) of spring (14), the surface of spacing ring (11) slides at the inner wall of spring groove (10), the inner wall fixedly connected with bracing piece (17) of spacing ring (11), the top of base (1) is run through on the top of bracing piece (17), the top fixedly connected with of bracing piece (17) accepts board (15), the top fixed mounting who accepts board (15) has first insulation rubber (16), the top fixedly connected with arch frame (2) of base (1), the inner wall fixed mounting of arch frame (2) has second insulation rubber (13), the inside fixed mounting of base (1) has fan (3).

2. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: the bottom end of the base (1) is provided with two grooves (12), the number of the grooves (12) is two, and the bottom end of the supporting rod (17) penetrates through the inner wall of each groove (12).

3. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: the surface fixed mounting of fan (3) has air-supply line (5), the bottom of base (1) is run through to the one end of air-supply line (5), the inner wall fixed mounting of air-supply line (5) has active carbon filter screen (8).

4. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: threaded through holes (6) are formed in the surface of the base (1), and the number of the threaded through holes (6) is four.

5. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: and an air outlet pipe (9) is fixedly arranged on the surface of the fan (3).

6. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: the top card of base (1) has ventilation hole (7), the inner wall of tuber pipe (9) is run through to the bottom in ventilation hole (7), the number in ventilation hole (7) is twenty.

7. An innerlayer interconnected multilayer HDI wiring board as claimed in claim 1, wherein: the top end of the bearing plate (15) is provided with a circuit board body (4).