CN215420908U

CN215420908U - Anti-oxidation high-frequency double-sided circuit board

Info

Publication number: CN215420908U
Application number: CN202121543629.2U
Authority: CN
Inventors: 周克彬; 颜大亮; 陈小容
Original assignee: Shenzhen United Multilayer Circuit Board Co Ltd
Current assignee: Shenzhen United Multilayer Circuit Board Co Ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-04
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses an antioxidant high-frequency double-sided circuit board which comprises a ceramic substrate, wherein oxidation resistant layers are fixedly arranged at the upper end and the lower end of the ceramic substrate, circuit layers are fixedly arranged at the ends, away from the ceramic substrate, of the two oxidation resistant layers, working elements are fixedly arranged at the upper ends of the two circuit layers, a heat conducting device is fixedly arranged at the lower end of the lower circuit layer, fixed supporting plates are fixedly arranged at the left end and the right end of the heat conducting device, cooling and antioxidant devices are fixedly arranged in the middles of the upper ends of the two fixed supporting plates, and protective devices are fixedly arranged at the front parts of the upper ends and the rear parts of the upper ends of the two fixed supporting plates together. According to the anti-oxidation high-frequency double-sided circuit board, the surface of the circuit board can be prevented from being oxidized due to overhigh temperature through the cooling anti-oxidation device and the heat conduction device, the use effect of the circuit board is improved, and the service life of the circuit board is prolonged through the protection device.

Description

Anti-oxidation high-frequency double-sided circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to an antioxidant high-frequency double-sided circuit board.

Background

The circuit board is also called as a circuit board, is a highly reliable and excellent flexible printed circuit board which is made of polyimide or polyester film as a base material and has the characteristics of high wiring density, light weight, thin thickness and good bending property, so the circuit board plays an important role in the mass production of fixed circuits and the optimization of the layout of electrical appliances. 1. When the existing circuit board works, high temperature is easily generated inside the circuit board, and due to poor heat dissipation of the circuit board, when the temperature reaches a certain degree, the surface of the circuit board is oxidized, and the use effect of the circuit board is influenced by overhigh temperature; 2. the existing circuit board does not have a good protection device, electronic components on the circuit board are mostly exposed outside, the circuit board is damaged once the electronic components collide with the circuit board, the circuit board is troublesome to replace, and certain economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an anti-oxidation high-frequency double-sided circuit board which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an anti-oxidant high frequency double-sided circuit board, includes ceramic substrate, the equal fixed mounting of ceramic substrate upper end and lower extreme has the antioxidation layer, two the equal fixed mounting in one end that ceramic substrate was kept away from to the antioxidation layer has the circuit layer, two the equal fixed mounting in circuit layer upper end has a work component, a lower part circuit layer lower extreme fixed mounting has heat conduction device, the equal fixed mounting of heat conduction device left end and right-hand member has a fixed support board, two the equal fixed mounting in fixed support board upper end middle part has cooling anti-oxidant device, two the common fixed mounting in fixed support board upper end front portion and upper end rear portion has protector.

Preferably, cooling anti-oxidant device includes mount and driver, mount right-hand member alternates fixed mounting and has the filter screen, driver output fixed mounting has the pivot, pivot right-hand member alternates fixed mounting and has the flabellum, the driver alternates fixed mounting at mount left end middle part, mount fixed mounting is in fixed support plate upper end middle part.

Preferably, the protection device includes the protection casing, protection casing upper end middle part alternates fixed mounting and has the active carbon adsorption layer, protection casing lower extreme left part and the equal fixed mounting of lower extreme right part have two fixed sleeves, two the equal fixed mounting in fixed bolster upper end front portion and upper end rear portion has fixed cylinder, the protection casing passes through fixed sleeve fixed mounting in two fixed bolster upper ends.

Preferably, the heat conduction device comprises a support frame, a heat dissipation fin is inserted and fixedly mounted at the upper end of the support frame, a plurality of heat dissipation holes are formed in the middle of the upper end of the heat dissipation fin, two heat conduction columns are fixedly mounted at the left part and the right part of the upper end of the heat dissipation fin, and the heat dissipation fin is fixedly mounted at the lower part of the circuit layer through the four heat conduction columns.

Preferably, the fan blades are positioned in the fixing frame and are not contacted with the filter screen.

Preferably, the fixed sleeve and the fixed column are consistent in size and correspond to each other in position.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the anti-oxidation high-frequency double-sided circuit board, the rotating shaft is driven by the driver on the cooling anti-oxidation device, the rotating shaft drives the fan blades on the rotating shaft to rotate, so that the air circulation speed of the surface of the ceramic substrate is accelerated, meanwhile, the heat in the circuit layer and the ceramic substrate is transferred to the radiating fins through the heat conducting columns on the heat conducting device to be radiated, the surface of the circuit board is prevented from being oxidized when the temperature of the circuit board is too high, the ceramic substrate is prevented from being affected with damp through the anti-oxidation layer, oxidation-reduction reaction can be generated, and the using effect of the circuit board is improved.

2. The anti-oxidation high-frequency double-sided circuit board is sleeved on the fixed cylinder through the protective shell on the protective device and the fixed sleeve at the lower end, so that the circuit board is protected, the service life of the circuit board is prolonged, dust can be adsorbed through the activated carbon adsorption layer on the protective shell, and the heat dissipation performance of the circuit board is also improved.

Drawings

FIG. 1 is a schematic view of the overall structure of an antioxidant high-frequency double-sided circuit board of the present invention;

FIG. 2 is a schematic view of the overall structure of the cooling and oxidation-resisting device of the oxidation-resisting high-frequency double-sided circuit board of the utility model;

FIG. 3 is a schematic view of the overall structure of the protection device for an oxidation-resistant high-frequency double-sided circuit board according to the present invention;

fig. 4 is a schematic view of the overall structure of the heat conduction device of the oxidation-resistant high-frequency double-sided circuit board of the utility model.

In the figure: 1. a ceramic substrate; 2. a cooling and anti-oxidation device; 3. a guard; 4. a heat conducting device; 5. an anti-oxidation layer; 6. a circuit layer; 7. a working element; 8. fixing the support plate; 20. a fixed mount; 21. a driver; 22. filtering with a screen; 23. a rotating shaft; 24. a fan blade; 30. a protective housing; 31. an activated carbon adsorption layer; 32. fixing the sleeve; 33. fixing the column; 40. a support frame; 41. a heat sink; 42. a heat-conducting column; 43. and (4) heat dissipation holes.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an anti-oxidation high-frequency double-sided circuit board comprises a ceramic substrate 1, wherein anti-oxidation layers 5 are fixedly mounted at the upper end and the lower end of the ceramic substrate 1, circuit layers 6 are fixedly mounted at the ends, far away from the ceramic substrate 1, of the two anti-oxidation layers 5, working elements 7 are fixedly mounted at the upper ends of the two circuit layers 6, heat conducting devices 4 are fixedly mounted at the lower ends of the lower circuit layers 6, fixed supporting plates 8 are fixedly mounted at the left end and the right end of each heat conducting device 4, cooling and anti-oxidation devices 2 are fixedly mounted at the middle parts of the upper ends of the two fixed supporting plates 8, and protective devices 3 are fixedly mounted at the front parts of the upper ends and the rear parts of the upper ends of the two fixed supporting plates 8.

The temperature-reducing and oxidation-resisting device 2 comprises a fixing frame 20 and a driver 21, a filter screen 22 is fixedly inserted into the right end of the fixing frame 20, a rotating shaft 23 is fixedly installed at the output end of the driver 21, a fan blade 24 is fixedly installed into the right end of the rotating shaft 23 in an inserting manner, the driver 21 is fixedly installed in the middle of the left end of the fixing frame 20 in an inserting manner, the fixing frame 20 is fixedly installed in the middle of the upper end of a fixed supporting plate 8, the rotating shaft 23 is driven by the driver 21, and the fan blade 24 on the rotating shaft 23 is driven to rotate by the rotating shaft 23, so that the air circulation speed of the ceramic substrate surface 1 is increased, and the heat of a circuit board is dissipated; the protection device 3 comprises a protection shell 30, an activated carbon adsorption layer 31 is fixedly inserted into the middle of the upper end of the protection shell 30, two fixing sleeves 32 are fixedly installed on the left portion of the lower end and the right portion of the lower end of the protection shell 30, fixing columns 33 are fixedly installed on the front portions of the upper ends and the rear portions of the upper ends of the two fixing support plates 8, the protection shell 30 is fixedly installed on the upper ends of the two fixing support plates 8 through the fixing sleeves 32, and the protection shell 30 is sleeved on the fixing columns 33 through the fixing sleeves 32 on the lower end, so that a circuit board is protected, and the service life of the circuit board is prolonged; the heat conduction device 4 comprises a support frame 40, a heat dissipation sheet 41 is fixedly inserted into the upper end of the support frame 40, a plurality of heat dissipation holes 43 are formed in the middle of the upper end of the heat dissipation sheet 41, two heat conduction columns 42 are fixedly mounted on the left portion and the right portion of the upper end of the heat dissipation sheet 41, the heat dissipation sheet 41 is fixedly mounted at the lower end of the lower circuit layer 6 through the four heat conduction columns 42, and heat inside the circuit layer 6 and the ceramic substrate 1 is transferred to the heat dissipation sheet 41 through the heat conduction columns 42 for heat dissipation, so that the internal temperature of the circuit board is prevented from being too high; the fan blades 24 are positioned in the fixed frame 20, and the fan blades 24 are not contacted with the filter screen 22; the fixing sleeve 32 and the fixing column 33 are identical in size and correspond in position to each other.

It should be noted that, the utility model is an anti-oxidation high-frequency double-sided circuit board, the protection casing 30 on the protection device 3 is sleeved on the fixed column 33 by the fixed sleeve 32 at the lower end, so as to protect the circuit board, and prevent the working element 7 on the circuit board from being knocked by the outside, so as to improve the service life of the circuit board, and the active carbon adsorption layer 31 on the protection casing 30 can adsorb dust, and also improve the heat dissipation of the circuit board, when the internal temperature of the circuit board is higher, firstly the driver 21 on the temperature reduction anti-oxidation device 2 drives the rotating shaft 23, the rotating shaft 23 drives the fan blades 24 thereon to rotate, so as to accelerate the air circulation speed of the ceramic substrate surface 1, so as to dissipate the heat of the circuit board, and then the heat conduction column 42 on the heat conduction device 4 transfers the internal heat of the circuit layer 6 and the ceramic substrate 1 to the heat dissipation sheet 41 for heat dissipation, thereby avoided the inside high temperature of circuit board can be too high, avoided the inside high temperature of circuit board to lead to its surface to oxidize through cooling anti-oxidant device 2 and heat conduction device 4, made ceramic substrate 1 avoid weing can take place redox reaction through oxidation resisting layer 5 to the result of use of circuit board has been improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an anti-oxidation high frequency double-sided circuit board, includes ceramic substrate (1), its characterized in that: ceramic substrate (1) upper end and the equal fixed mounting of lower extreme have oxidation resisting layer (5), two the equal fixed mounting in one end that ceramic substrate (1) was kept away from in oxidation resisting layer (5) has circuit layer (6), two the equal fixed mounting in circuit layer (6) upper end has work component (7), lower part circuit layer (6) lower extreme fixed mounting has heat conduction device (4), the equal fixed mounting of heat conduction device (4) left end and right-hand member has fixing support board (8), two the equal fixed mounting in middle part of fixing support board (8) upper end has cooling anti-oxidant apparatus (2), two the common fixed mounting in fixing support board (8) upper end front portion and upper end rear portion has protector (3).

2. The antioxidant high-frequency double-sided circuit board according to claim 1, characterized in that: cooling anti oxidation device (2) are including mount (20) and driver (21), mount (20) right-hand member alternates fixed mounting and has filter screen (22), driver (21) output end fixed mounting has pivot (23), pivot (23) right-hand member alternates fixed mounting and has flabellum (24), driver (21) alternates fixed mounting at mount (20) left end middle part, mount (20) fixed mounting is in fixed stay board (8) upper end middle part.

3. The antioxidant high-frequency double-sided circuit board according to claim 1, characterized in that: protector (3) are including protecting casing (30), it has activated carbon adsorption layer (31) to alternate fixed mounting in protection casing (30) upper end middle part, protection casing (30) lower extreme left part and the equal fixed mounting of lower extreme right part have two fixed sleeves (32), two the anterior and the equal fixed mounting in upper end rear portion of fixed support board (8) upper end have fixed cylinder (33), protection casing (30) are in two fixed support board (8) upper ends through fixed sleeve (32) fixed mounting.

4. The antioxidant high-frequency double-sided circuit board according to claim 1, characterized in that: heat-conducting device (4) is including support frame (40), support frame (40) upper end alternates fixed mounting and has fin (41), open at fin (41) upper end middle part has a plurality of louvre (43), the equal fixed mounting in fin (41) upper end left part and upper end right part has two heat conduction post (42), fin (41) are through four heat conduction post (42) fixed mounting in the lower part circuit layer (6) lower extreme.

5. The antioxidant high-frequency double-sided circuit board according to claim 2, characterized in that: the fan blades (24) are positioned in the fixed frame (20) and the fan blades (24) are not contacted with the filter screen (22).

6. The antioxidant high-frequency double-sided circuit board according to claim 3, characterized in that: the fixed sleeve (32) and the fixed column (33) are consistent in size and correspond to each other in position.