CN216905429U

CN216905429U - High-characteristic impedance rigid-flex circuit board

Info

Publication number: CN216905429U
Application number: CN202123055393.0U
Authority: CN
Inventors: 王永兵; 王萱
Original assignee: Shenzhen Assunny Precision Circuit Scien Tech Co ltd
Current assignee: Shenzhen Assunny Precision Circuit Scien Tech Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-05
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a high-characteristic impedance rigid-flex circuit board which comprises circuit board main bodies, wherein two circuit board main bodies are arranged, mounting grooves are formed in four corners of the upper ends of the two circuit board main bodies, circuit patterns are fixedly connected to the upper ends of the two circuit board main bodies, mounting devices are inserted between the four corners of the upper ends and the four corners of the lower ends of the two circuit board main bodies, connecting devices are sleeved on the outer surfaces of the four mounting devices together, supporting plates are fixedly connected to the left parts of the upper ends and the right parts of the upper ends of the two circuit board main bodies, and arc-shaped grooves are formed between the middle parts of the front ends and the middle parts of the rear ends of the two supporting plates. According to the high-characteristic impedance rigid-flex circuit board, the connecting device and the mounting device are arranged on the whole device, the structural design is reasonable, the flexible part of the circuit board main body can have enough rigidity, the circuit board main body is not prone to bursting and breaking, and the service life of the circuit board main body is prolonged.

Description

High-characteristic impedance rigid-flex circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a high-characteristic impedance rigid-flex circuit board.

Background

Along with the development of electronic technology, electronic devices are more and more precise, and meanwhile, the size is smaller and smaller, in order to adapt to the development of the society, the manufacture of a circuit board also needs to be continuously improved to meet the changing market demand, especially in some small electronic equipment, the size of the circuit board is often the main reason for restricting the whole size of the small electronic equipment, 1, the flexible part of the existing high characteristic impedance rigid-flex circuit board is easy to break due to insufficient rigidity in the using process, and the service life of the high characteristic impedance rigid-flex circuit board is shortened; 2. when the existing high-characteristic impedance rigid-flexible combined circuit board is used, a plurality of connectors on the circuit board are exposed outside, dust is easily accumulated for a long time, and the service performance of the high-characteristic impedance rigid-flexible combined circuit board is influenced; therefore, a high characteristic impedance flex-rigid printed circuit board is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a high-characteristic impedance rigid-flex circuit board which can effectively solve the problems in the background art.

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

the utility model provides a high characteristic impedance rigid-flex circuit board, includes the circuit board main part, the circuit board main part is provided with two, two the mounting groove has all been opened in the upper end four corners of circuit board main part, two the equal fixedly connected with circuit pattern in upper end of circuit board main part, two all interlude is connected with installation device, four between the upper end four corners of circuit board main part and the lower extreme four corners installation device's surface has cup jointed connecting device jointly, two the upper end left part and the equal fixedly connected with backup pad in upper end right part of circuit board main part, two all opened the arc wall between the front end middle part of backup pad and the rear end middle part.

Preferably, dust keeper includes the upper plate, the draw-in groove has all been opened with the lower extreme right part in the lower extreme left part of upper plate, two the equal fixedly connected with card strip of lower cell wall of draw-in groove, the front end and the equal fixedly connected with swash plate in rear end of upper plate, open the upper end of upper plate has the recess, the last cell wall fixedly connected with dust screen of recess, go up the integrated circuit board and connect in the upper end of backup pad.

Preferably, the connecting device comprises a connecting plate, mounting holes are formed in four corners of the upper end of the connecting plate, the left end of the connecting plate is fixedly connected with a handle, a wear-resistant layer is fixedly connected to the middle of the upper end of the connecting plate, and the connecting plate is located between the upper end and the lower end of the circuit board main body.

Preferably, the installation device comprises an installation rod, a plurality of threads are carved on the upper portion of the outer surface of the installation rod, an anti-slip cover is movably connected to the upper portion of the outer surface of the installation rod, two rubber rings are sleeved on the middle portion of the outer surface of the installation rod, a base is fixedly connected to the lower end of the installation rod, and the installation rod is inserted and connected in four corners of the upper end of the circuit board main body.

Preferably, the two sloping plates are symmetrically distributed in the front and back direction, and the two sloping plates are inclined at an angle of thirty degrees.

Preferably, the position size of the four mounting holes is matched with the position size of the four mounting rods, and the size of the connecting plate is larger than that of the circuit board main body.

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

1. according to the utility model, the connecting device and the mounting device are arranged on the whole device, the mounting rods are sleeved between the four corners of the upper end and the four corners of the lower end of the circuit board main body, the middle part of the outer surface of each mounting rod is fixedly sleeved with the rubber ring, so that friction at the joint of the circuit board main body and the wear-resistant layer is avoided, a plurality of threads are carved on the upper part of the outer surface of each mounting rod, the mounting rods are fixedly mounted by using the anti-slip cover, the outer surfaces of the mounting rods are commonly sleeved with the mounting connecting plate, the flexible part of the circuit board main body is ensured to have enough rigidity and is not easy to crack and break, the wear-resistant layer is fixedly mounted at the upper end of the connecting plate so as to avoid friction, the connecting plate effectively protects the wire body, transmits electric signals, and prolongs the service life of the circuit board main body.

2. According to the dustproof device, the dustproof device is arranged on the whole device, the upper ends of the two supporting plates are clamped and installed with the upper plate together for shielding the circuit board main body, the upper end of the upper plate is provided with the groove, the dustproof net is fixedly installed in the groove for preventing dust, the inclined plates are fixedly installed on the front side and the rear side of the upper plate, the inclined plates are in a thirty-degree inclined design, ash falling of components on the circuit board main body is effectively avoided, the protection performance is enhanced, and the use performance of the circuit board main body is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a high characteristic impedance rigid-flex circuit board according to the present invention;

FIG. 2 is a schematic view of the entire structure of a dust-proof device of a high-characteristic impedance rigid-flex circuit board according to the present invention;

FIG. 3 is a schematic view of the overall structure of a connector for a high characteristic impedance flex-rigid circuit board according to the present invention;

fig. 4 is a schematic view of the overall structure of a mounting device for a high characteristic impedance flex-rigid circuit board according to the present invention.

In the figure: 1. a circuit board main body; 2. mounting grooves; 3. a circuit pattern; 4. a dust-proof device; 5. a support plate; 6. a mounting device; 7. an arc-shaped slot; 8. a connecting device; 41. a sloping plate; 42. an upper plate; 43. clamping the strip; 44. a card slot; 45. a groove; 46. a dust screen; 81. a connecting plate; 82. mounting holes; 83. a wear layer; 84. a handle; 61. an anti-slip cover; 62. a thread; 63. mounting a rod; 64. a rubber ring; 65. a base.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a high characteristic impedance rigid-flex circuit board, including circuit board main part 1, circuit board main part 1 is provided with two, mounting groove 2 has all been opened in the upper end four corners of two circuit board main parts 1, the equal fixedly connected with circuit pattern 3 in upper end of two circuit board main parts 1, all alternate between the upper end four corners of two circuit board main parts 1 and the lower extreme four corners and be connected with installation device 6, connecting device 8 has been cup jointed jointly to four installation device 6's surface, the upper end left part and the equal fixedly connected with backup pad 5 in upper end right part of two circuit board main parts 1, arc wall 7 has all been opened between the front end middle part and the rear end middle part of two backup pads 5.

In this embodiment, the dustproof device 4 includes an upper plate 42, the left part and the right part of the lower end of the upper plate 42 are both provided with a clamping groove 44, the lower groove walls of the two clamping grooves 44 are both fixedly connected with a clamping strip 43, the front end and the rear end of the upper plate 42 are both fixedly connected with an inclined plate 41, the upper end of the upper plate 42 is provided with a groove 45, the upper groove wall of the groove 45 is fixedly connected with a dustproof net 46, and the upper plate 42 is clamped at the upper end of the support plate 5; the two inclined plates 41 are symmetrically distributed front and back, and the two inclined plates 41 are inclined at an angle of thirty degrees; the inclined plates 41 are fixedly mounted on the front side and the rear side of the upper plate 42, the inclined plates 41 are inclined at thirty angles, ash falling of components on the circuit board main body 1 is effectively avoided, and the protection performance is enhanced.

In this embodiment, the connection device 8 includes a connection plate 81, four corners of the upper end of the connection plate 81 are all provided with mounting holes 82, the left end of the connection plate 81 is fixedly connected with a handle 84, the middle part of the upper end of the connection plate 81 is fixedly connected with a wear-resistant layer 83, and the connection plate 81 is located between the upper end and the lower end of the circuit board main body 1; the position sizes of the four mounting holes 82 are matched with the position sizes of the four mounting rods 63, and the size of the connecting plate 81 is larger than that of the circuit board main body 1; through the upper end fixed mounting wearing layer 83 at connecting plate 81, avoid taking place the friction, make its effectual protection line body, transmit the signal of telecommunication, because the position size of four mounting holes 82 and the position size looks adaptation of four installation poles 63 make the surface of its installation pole 63 cup joint installation connecting plate 81 jointly, guarantee that the flexible position of circuit board main part 1 can possess the difficult rupture of sufficient rigidity.

In this embodiment, the mounting device 6 includes a mounting rod 63, a plurality of threads 62 are carved on the upper portion of the outer surface of the mounting rod 63, the upper portion of the outer surface of the mounting rod 63 is movably connected with an anti-slip cover 61, a rubber ring 64 is sleeved on the middle portion of the outer surface of the mounting rod 63, two rubber rings 64 are provided, the lower end of the mounting rod 63 is fixedly connected with a base 65, and the mounting rod 63 is inserted and connected at four corners of the upper end of the circuit board main body 1; the middle part of the outer surface of the mounting rod 63 is sleeved with the mounting rubber ring 64, so that the friction at the joint of the circuit board main body 1 and the wear-resistant layer 83 is avoided.

It should be noted that, in the use process, the mounting rods 63 are sleeved and mounted between the four corners of the upper end and the four corners of the lower end of the circuit board main body 1, the middle part of the outer surface of the mounting rods 63 is fixedly sleeved and mounted with the rubber ring 64 to avoid friction at the joint of the circuit board main body 1 and the wear-resistant layer 83, the upper part of the outer surface of the mounting rods 63 is carved with a plurality of threads 62, the mounting rods are fixedly mounted by using the anti-slip cover 61, the outer surface of the mounting rods 63 is sleeved and mounted with the connecting plate 81 together to ensure that the flexible part of the circuit board main body 1 has enough rigidity to be not easy to burst and break, the wear-resistant layer 83 is fixedly mounted at the upper end of the connecting plate 81 to avoid friction, so as to effectively protect the wire body and transmit the electrical signal, the handle 84 is fixedly mounted at the left end of the wear-resistant layer 83 for convenient operation and use, the upper plate 42 is clamped and mounted at the upper ends of the two supporting plates 5 together, for sheltering from circuit board main part 1, open the upper end of upper plate 42 has recess 45 to at recess 45 internal fixation dirt screen 46, be used for dustproof, the equal fixed mounting swash plate 41 in both sides around upper plate 42, and swash plate 41 is thirty angle slope designs, and the effectual components and parts that avoid on the circuit board main part 1 fall the ash, strengthen the protectiveness, improved circuit board main part 1's performance, can provide higher signal transmission quality and efficiency.

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 a high characteristic impedance rigid-flex circuit board, includes circuit board main part (1) and dust keeper (4), its characterized in that: the circuit board comprises circuit board main bodies (1), wherein two circuit board main bodies (1) are arranged, mounting grooves (2) are formed in the four corners of the upper ends of the two circuit board main bodies (1), circuit patterns (3) are fixedly connected to the upper ends of the two circuit board main bodies (1), mounting devices (6) are inserted between the four corners of the upper ends and the four corners of the lower ends of the two circuit board main bodies (1), connecting devices (8) are jointly sleeved on the outer surfaces of the four mounting devices (6), supporting plates (5) are fixedly connected to the left parts and the right parts of the upper ends of the two circuit board main bodies (1), and arc-shaped grooves (7) are formed between the middle parts of the front ends and the middle parts of the rear ends of the two supporting plates (5);

dust keeper (4) include upper plate (42), draw-in groove (44), two have all been opened with the lower extreme right part to the lower extreme left part of upper plate (42) the equal fixedly connected with card strip (43) of lower cell wall of draw-in groove (44), the front end and the equal fixedly connected with swash plate (41) in rear end of upper plate (42), open the upper end of upper plate (42) has recess (45), the last cell wall fixedly connected with dust screen (46) of recess (45), upper plate (42) joint is in the upper end of backup pad (5).

2. A high characteristic impedance rigid-flex printed circuit board according to claim 1, wherein: connecting device (8) are including connecting plate (81), mounting hole (82) have all been opened in the upper end four corners of connecting plate (81), the left end fixedly connected with handle (84) of connecting plate (81), the upper end middle part fixedly connected with wearing layer (83) of connecting plate (81), connecting plate (81) are located between the upper end and the lower extreme of circuit board main part (1).

3. A high characteristic impedance rigid-flex printed circuit board according to claim 1, wherein: installation device (6) are including installation pole (63), a plurality of screw thread (62) are carved with on the surface upper portion of installation pole (63), the surface upper portion swing joint of installation pole (63) has anti-skidding lid (61), rubber ring (64) have been cup jointed at the surface middle part of installation pole (63), rubber ring (64) are provided with two, the lower extreme fixedly connected with base (65) of installation pole (63), the upper end four corners at circuit board main part (1) is connected in the interlude of installation pole (63).

4. A high characteristic impedance rigid-flex printed circuit board according to claim 1, wherein: the two sloping plates (41) are symmetrically distributed front and back, and the two sloping plates (41) are inclined at an angle of thirty degrees.

5. A high characteristic impedance rigid-flex printed circuit board according to claim 2, wherein: the position sizes of the four mounting holes (82) are matched with the position sizes of the four mounting rods (63), and the size of the connecting plate (81) is larger than that of the circuit board main body (1).