CN219046555U - Spliced universal circuit board - Google Patents

Abstract

The utility model discloses a spliced universal circuit board, which belongs to the technical field of circuit board splicing, and comprises a first circuit board and a second circuit board, wherein the first circuit board and the second circuit board are respectively 3.00-6.40 mm thick circuit boards, splicing parts are integrally formed at the left end and the right end of the first circuit board and the second circuit board, a splice plate is inserted between the first circuit board and the second circuit board, a first soldering tin hole is formed in the splicing parts, second soldering tin holes with the number being matched with that of the first soldering tin holes are formed in the splice plate, the splice plates can be arranged at two ends of the circuit board, then the splice plates are arranged between a pair of splicing parts, the splice plates are primarily connected through deformation buckles on the splicing plates, the splice plates are aligned with the soldering tin holes on the splicing parts, and finally the soldering tin holes are in soldering tin connection, so that the stability of the connection of the two circuit boards can be ensured.

Description

Spliced universal circuit board

Technical Field

The utility model relates to the technical field of circuit board splicing, in particular to a spliced universal circuit board.

Background

The circuit board is also called a circuit board, which enables a circuit to be miniaturized and visualized, plays an important role in mass production of a fixed circuit and optimizing layout of electrical appliances, the traditional circuit board is generally independent, the circuit board which is produced to be long enough is spliced with two circuit boards, the production cost of the long circuit board is higher, and in order to control economic cost, the following two splicing modes are generally selected at present: the rectangular plates are connected by V-CUT, and the special-shaped or round plates are connected by stamp holes.

Chinese patent grant bulletin number: CN216391517U provides a concatenation formula universal line board, and this patent possesses the advantage of being convenient for connect the arrangement to the circuit, has solved traditional line board and generally be stand alone type, can't splice the polylith line board, increases line arrangement time, causes the problem of user's labour easily.

According to the technical scheme, in the specific use process, the structure is too complex, so that the magnetic circuit board is difficult to apply to the circuit board with the common thickness in the market at present, and the scheme adopts a plurality of magnetic blocks, so that the magnetism of the magnetic circuit board can possibly cause certain influence on the normal use of the circuit board.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to solve the problems in the prior art and provide a spliced universal circuit board, which can realize that by arranging splicing parts at two ends of the circuit board, installing splice plates between a pair of splicing parts, enabling the splice plates to be primarily connected through physical connection by matching an assembly groove on the splice plates with a deformation buckle on the splicing parts, aligning the splice plates with soldering tin holes on the splicing parts, and finally enabling the soldering tin holes to be in soldering tin connection, the stability of connection of two circuit boards can be ensured.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a concatenation formula universal line board, includes first circuit board and second circuit board, first circuit board and second circuit board all adopt the circuit board of 3.00mm ~ 6.40mm thickness, both ends all integrated into one piece have splice about first circuit board and the second circuit board, insert between first circuit board and the second circuit board and be equipped with the splice plate, first soldering tin hole has been seted up on the splice plate, set up the second soldering tin hole with first soldering tin hole quantity assorted on the splice plate, both ends all fixedly connected with warp the knot around the splice plate, the assembly groove has all been seted up to both sides around the splice plate, be buckled and be connected between warp the knot and the assembly groove, can realize setting up the splice through the both ends at the circuit board, then install the splice plate between a pair of splice plate to through the deformation knot on the splice plate splice groove and the splice plate cooperate, make both preliminary connections through physical connection, and make the splice plate align with the hole in the splice plate, last hole is in the soldering tin that accomplishes two soldering tin splice plate connection's soldering tin stability.

Further, the deformation buckle comprises an elastic part and a buckling part which are integrally formed, the elastic part has certain bending performance, the upper side of the buckling part is an inclined plane or an arc surface, the splicing plate is in contact with the buckling part in the installation process of the splicing part, the elastic part is partially bent until the splicing plate moves to the lower surface of the splicing plate to be abutted against the upper surface of the splicing part, the buckling part resets through the elastic part and is buckled with the assembly groove, the buckling amount of the deformation buckle is designed between 0.2 and 0.4, and the deformation space is matched with the circuit board, so that the buckling part and the assembly groove can be more firmly connected.

Further, the length of splice plate is the difference between the length of first circuit board and the length of a pair of elastic part, guarantees that splice plate when assembling on the splice, its both ends and the inboard looks butt of elastic part, the thickness of splice plate is the difference between the thickness of first circuit board and the thickness of splice, guarantees that splice plate when assembling on the splice, and the level height between first circuit board, second circuit board and the splice is unanimous, makes things convenient for personnel to carry out subsequent typesetting and wiring to the circuit board.

Further, the first soldering tin hole and the second soldering tin hole are the hole bodies with large diameters at the upper side and the lower side and small diameters at the middle part, the parts of the first soldering tin hole and the second soldering tin hole which are close to the middle part from the upper side and the lower side are all arranged to be cambered surfaces, the diameters of the soldering tin hole through the cambered surfaces of the first soldering tin hole and the second soldering tin hole are large, and the design with small diameters at the middle part is convenient for personnel to assemble the splice plate on the splice part, so that soldering tin operation is carried out on the circuit board and the splice plate, and the difficulty of personnel soldering tin operation is reduced.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the splice parts are arranged at the two ends of the circuit board, the splice plates are installed between the pair of splice parts, the splice plates are matched with deformation buckles on the splice parts through the assembly grooves on the splice plates, the splice plates are connected preliminarily through physical connection, the splice plates are aligned with soldering tin holes on the splice parts, and finally the soldering tin holes are positioned in soldering tin to finish soldering tin connection, so that the connection stability of the two circuit boards can be guaranteed.

(2) The deformation buckle comprises an elastic part and a buckling part which are integrally formed, the elastic part has certain bending performance, the upper side of the buckling part is an inclined plane or an arc surface, the splicing plate is partially bent after being contacted with the buckling part in the installation process of the splicing part, until the splicing plate moves to the lower surface of the splicing plate to be abutted against the upper surface of the splicing part, the buckling part resets through the elastic part and is buckled with the assembly groove, the buckling amount of the deformation buckle is designed between 0.2 and 0.4, and the deformation space is matched with the circuit board, so that the buckling part and the assembly groove can be more firmly connected.

(3) The length of splice plate is the difference of the length of first circuit board and the length of a pair of elastic part, guarantees that when splice plate assembly was on the splice, its both ends and the inboard butt of elastic part, and the thickness of splice plate is the difference of thickness of first circuit board and splice part, guarantees that the splice plate assembly is on the splice, and the horizontal height between first circuit board, second circuit board and the splice plate is unanimous, makes things convenient for personnel to carry out subsequent typesetting and wiring to the circuit board.

(4) The first soldering tin hole and the second soldering tin hole are hole bodies with large diameters on the upper side and the lower side and small diameters in the middle, the parts, close to the middle, of the first soldering tin hole and the second soldering tin hole are all arranged to be cambered surfaces, the diameters of the upper side and the lower side of the soldering tin hole are large through the cambered surfaces, and the design with small diameters in the middle is convenient for personnel to assemble the splice plate on the splice part, then soldering tin operation is carried out on the circuit board and the splice plate, and the difficulty of soldering tin operation of personnel is reduced.

Drawings

FIG. 1 is a schematic view of a circuit board and splice plate when not assembled;

FIG. 2 is a schematic view of the assembled circuit board and splice plate;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is an enlarged view of FIG. 1 at B;

FIG. 5 is a schematic view of a structure between the deformation buckle and the assembly groove;

FIG. 6 is a schematic illustration of an alternative configuration between a deformed buckle and an assembly slot;

FIG. 7 is a schematic view of an alternative construction between the deformed buckle and the assembly slot;

fig. 8 is a side cross-sectional view of the present utility model.

The reference numerals in the figures illustrate:

1 first circuit board, 2 second circuit board, 3 splice plates, 4 first soldering tin holes, 5 second soldering tin holes, 6 deformation buckles, 61 elastic parts, 62 buckling parts, 7 assembly grooves and 8 splice parts.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

referring to fig. 1-8, a spliced universal circuit board comprises a first circuit board 1 and a second circuit board 2, wherein the first circuit board 1 and the second circuit board 2 are both 3.00 mm-6.40 mm thick circuit boards, a splicing part 8 is formed by uniformly forming the left end and the right end of the first circuit board 1 and the second circuit board 2, a splicing plate 3 is inserted between the first circuit board 1 and the second circuit board 2, first soldering tin holes 4 are formed in the splicing part 8, second soldering tin holes 5 which are matched with the first soldering tin holes 4 in number are formed in the splicing plate 3, deformation buckles 6 are fixedly connected to the front end and the rear end of the splicing part 8, assembling grooves 7 are formed in the front side and the rear side of the splicing plate 3, and buckling connection is formed between the deformation buckles 6 and the assembling grooves 7.

Referring to fig. 2-7, the deformation buckle 6 includes an integrally formed elastic portion 61 and a buckling portion 62, the elastic portion 61 has a certain bending performance, the upper side of the buckling portion 62 is an inclined plane or an arc surface, in actual production, the buckling portion 62 may be a trapezoid, a P-shaped or a 7-shaped buckle, the shape of the assembly slot 7 corresponds to the shape of the buckling portion 62 one by one, the elastic portion 61 is partially bent after the lower surface of the splice plate 3 contacts with the buckling portion 62 in the process of being installed with the splice portion 8 until the splice plate 3 moves to the lower surface of the splice plate to abut against the upper surface of the splice portion 8, at this time, the buckling portion 62 resets through the elastic portion 61 and buckles with the assembly slot 7, and the buckling amount of the deformation buckle 6 is designed to be between 0.2 and 0.4, the deformation space is adapted to the circuit board, and the connection between the buckling portion 62 and the assembly slot 7 can be ensured to be more stable.

Referring to fig. 1-2, the length of the splice plate 3 is the difference between the length of the first circuit board 1 and the length of the pair of elastic parts 61, so that when the splice plate 3 is assembled on the splice part 8, two ends of the splice plate 3 are abutted against the inner sides of the elastic parts 61, and the thickness of the splice plate 3 is the difference between the thickness of the first circuit board 1 and the thickness of the splice part 8, so that when the splice plate 3 is assembled on the splice part 8, the horizontal heights of the first circuit board 1, the second circuit board 2 and the splice plate 3 are consistent, and subsequent typesetting and wiring of the circuit boards by personnel are facilitated.

Referring to fig. 8, the first solder hole 4 and the second solder hole 5 are hole bodies with large diameters on the upper and lower sides and small diameters in the middle, the parts of the first solder hole 4 and the second solder hole 5, which are close to each other from the upper and lower sides to the middle, are all arc surfaces, the diameters of the solder holes on the upper and lower sides are large through the arc surfaces, and the design with small diameters in the middle is convenient for a person to assemble the splice plate 3 on the splice part 8, and then the soldering operation is performed on the circuit board and the splice plate, so that the difficulty of the soldering operation of the person is reduced.

When the circuit board is used, the pair of splicing parts 8 on the first circuit board 1 and the second circuit board 2 are aligned, then the splice plate 3 is placed on the splicing parts 8 and pressed downwards, the upper surface of the buckling part 62 is extruded at the lower end of the splice plate 3 to enable the elastic part 61 to be partially bent, the splice plate 3 continues to move downwards until the lower surface of the splice plate 3 is abutted against the upper surface of the splicing part 8, at the moment, the buckling part 62 resets through the elastic part 61 and is buckled with the assembly groove 7, so that the physical connection is completed, and then the soldering tin connection is completed at the positions of the 5 and the first soldering tin holes 4, so that the connection stability of the two circuit boards can be ensured.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. The utility model provides a concatenation formula universal line board, includes first circuit board (1) and second circuit board (2), its characterized in that: the circuit board comprises a first circuit board (1) and a second circuit board (2), wherein the circuit board is 3.00-6.40 mm thick, splicing parts (8) are integrally formed at the left end and the right end of the first circuit board (1) and the second circuit board (2), splicing plates (3) are inserted between the first circuit board (1) and the second circuit board (2), first soldering tin holes (4) are formed in the splicing parts (8), second soldering tin holes (5) matched with the first soldering tin holes (4) in number are formed in the splicing plates (3), deformation buckles (6) are fixedly connected to the front end and the rear end of the splicing parts (8), assembling grooves (7) are formed in the front side and the rear side of the splicing plates (3), and buckling connection is achieved between the deformation buckles (6) and the assembling grooves (7).

2. The spliced universal wiring board as in claim 1, wherein: the deformation buckle (6) comprises an elastic part (61) and a buckling part (62) which are integrally formed, and the buckling amount of the deformation buckle (6) is designed to be between 0.2 and 0.4.

3. The spliced universal wiring board as in claim 1, wherein: the splice plate (3) has a length that is the difference between the length of the first wiring board (1) and the length of the pair of elastic portions (61).

4. The spliced universal wiring board as in claim 1, wherein: the thickness of the splice plate (3) is the difference between the thickness of the first circuit board (1) and the thickness of the splice part (8).

5. The spliced universal wiring board as in claim 1, wherein: the first soldering tin hole (4) and the second soldering tin hole (5) are hole bodies with large diameters at the upper side and the lower side and small diameters at the middle part.

6. The spliced universal wiring board as in claim 1, wherein: the parts of the first soldering tin hole (4) and the second soldering tin hole (5) which are drawn together from the upper side to the lower side towards the middle are all cambered surfaces.

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