CN218163321U

CN218163321U - Circuit board fixing structure of electric appliance

Info

Publication number: CN218163321U
Application number: CN202222257060.4U
Authority: CN
Inventors: 陈进
Original assignee: PHENIX LIGHTING (XIAMEN) CO LTD
Current assignee: PHENIX LIGHTING (XIAMEN) CO LTD
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-12-27
Anticipated expiration: 2032-08-26

Abstract

The utility model provides a circuit board fixing structure of an electric appliance, which comprises a circuit board panel and a circuit board; a needle arranging base; the pin header is used for connecting the bottom of the circuit board panel and the circuit board and is distributed on the side edge of the upper end face of the circuit board; the utility model discloses constitute electrically conductive with bar needle seat connecting circuit board panel and circuit board, set up binding post and switch on circuit board panel again, binding post and switch bottom welding are on circuit board panel, and it is electrically conductive via the bar needle again, realize the intercommunication on binding post and the circuit board, peg graft for the binding post of tradition needs and circuit board, the utility model discloses only need with the binding post connection on the circuit board panel can, do not exist and lead to touching other electrified electronic component of circuit board and the problem of electrocuteeing when connecing the electricity.

Description

Circuit board fixing structure of electric appliance

Technical Field

The utility model relates to a circuit board fixed knot of electrical apparatus constructs belongs to the electrical apparatus field.

Background

The electric appliance refers to instruments, devices, accessories and the like used as a part of or related to an electric device, such as an inverter, an emergency inverter, an external junction box and the like, and the electric appliance is commonly used for indoor and outdoor wiring or used as a summary of a circuit system and needs to be periodically overhauled to check: whether the wiring terminal is complete or not and whether the wiring terminal needs to be replaced or not.

The wiring mode of the existing electric appliance is connected with a wiring port on a circuit board, the wiring space is extremely small, other electrified electronic parts on the circuit board are easily touched to cause electric shock under the conditions of maintenance or installation, and the like, and the electronic parts at the power connection position are also easily damaged due to forced connection.

SUMMERY OF THE UTILITY MODEL

The utility model provides a circuit board fixed knot of electrical apparatus constructs can effectively solve above-mentioned problem.

The utility model discloses a realize like this:

a circuit board fixing structure of an electric appliance comprises a circuit board panel and a circuit board;

a needle arranging base; the pin header is used for connecting the bottom of the circuit board panel and the circuit board and is distributed on the side edge of the upper end face of the circuit board;

the pin header comprises a rubber shell, a pin hole, a pin header and a wire holder; the rubber shells are a plurality of in number and are parallel to each other in pairs, each rubber shell is provided with a plurality of vertically-through pinholes which are divided into two groups and are arranged on the front side and the rear side of the rubber shell in parallel;

needle holes on two vertically adjacent rubber shells are communicated and connected up and down by a pin header, and the bottom ends of the pin headers are welded on the circuit board through tin; the top end of the pin header is inserted into the connecting hole on the wire holder.

As a further improvement, each connecting hole of the wire holder is welded with a pin, the tail end of each pin faces away from the central line of the wire holder, and the tail end of each pin is welded on the circuit board panel.

As a further improvement, the number of the rubber shells is two, and the two rubber shells are parallel to each other and are respectively distributed on the upper part and the lower part of the pin header.

As a further improvement, a notch is formed in the outer surface of the rubber shell corresponding to the position between every two pinholes on the two sides of the rubber shell.

As a further improvement, the upper surface of the circuit board panel is provided with a plurality of connecting terminals on the same horizontal line and a switch.

The utility model has the advantages that: the utility model discloses constitute electrically conductively with pin header connection circuit board panel and circuit board, set up binding post and switch on circuit board panel again, the welding of binding post and switch bottom is on circuit board panel, and it is electrically conductive via the pin header again, realizes the intercommunication on binding post and the circuit board, pegs graft for the binding post of tradition needs and circuit board, the utility model discloses only need with the binding post connection on the circuit board panel can, do not have other electrified electronic component on touching the circuit board and electrocute, or connect the impaired problem of electronic component that leads to the circuit board to connect the electric position by force.

The utility model discloses circuit board fixed knot constructs places into openly to open the electrical apparatus shell that has the access hole, and for side opening, openly open-ended access hole can be bigger, and also more easy maintenance connects the electricity, and the horizontal width of access hole is electrical apparatus shell horizontal width 1/2 to 3/4, and the access hole is big and can not have the other electrical apparatus shell of access hole to take place to warp the problem of curling.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a circuit board fixing structure of an electrical appliance according to an embodiment of the present invention.

Fig. 2 is an exploded view of a part of a circuit board fixing structure of an electrical appliance according to an embodiment of the present invention.

Fig. 3 is a schematic view of a pin header three-dimensional structure of a circuit board fixing structure of an electrical appliance according to an embodiment of the present invention.

Fig. 4 is an exploded view of a pin header structure of a circuit board fixing structure of an electrical appliance according to an embodiment of the present invention.

Fig. 5 is a schematic view of a three-dimensional structure of an electrical appliance housing with a circuit board fixing structure according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of the circuit board fixing structure of the electrical appliance, which is applied to the rear maintenance of the electrical appliance housing.

Fig. 7 is a schematic structural diagram of a circuit board fixing structure of an electrical appliance applied to an electrical appliance casing in a closed state.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 7, the utility model provides a circuit board fixed knot of embodiment mode about an electrical apparatus constructs, mainly for solving the problem that current electrical apparatus shell access hole is little to connect the electricity, at the bottom of circuit board panel 10, circuit board 20 and the connecting circuit board panel 10 board and circuit board 20 arrange needle file 30, arrange needle file 30 and distribute in circuit board 20 up end side edge. As shown in fig. 1 and fig. 2, the top end of the pin header 30 is soldered on the circuit board panel 10, and the bottom end of the pin header 30 is soldered on the circuit board 20, so that the circuit board panel 10 and the circuit board 20 are electrically conductive.

Further, electronic components such as a transformer, a resistor, a capacitor, and the like are mounted on the circuit board 20.

Further, the side of the dual circuit board structure formed by the circuit board panel 10, the circuit board 20 and the pin header 30 is wrapped by the covering shell 50 to protect the electronic components on the circuit board 20, wherein the electronic components on the circuit board 20 refer to capacitors, resistors, diodes and the like.

As shown in fig. 3 and 4, the pin header 30 includes a rubber shell 301, a pin hole 302, a pin header 303 and a wire holder 304; the number of the rubber shells 301 is a plurality, every two rubber shells are parallel to each other, each rubber shell 301 is provided with a plurality of vertically-through pinholes 302, the pinholes 302 are divided into two groups, and the pinholes 302 are arranged on the front side and the rear side of the rubber shell 301 in parallel;

the pin holes 302 on the two vertically adjacent rubber cases 301 are vertically communicated and connected by the pin header 303, the bottom end of the pin header 303 is soldered on the circuit board 20 by tin, and the pin header 30 and the circuit board 20 are connected and electrified; the top end of the pin header 303 is inserted into the connection hole 3041 of the wire holder 304.

Further, each connecting hole 3041 of the wire holder 304 is also welded with a pin 3042, the end of each pin 3042 faces away from the central line of the wire holder 304, and the end of the pin 3042 is welded on the circuit board panel 10, so that the conductive connection between the circuit board panel 10 and the circuit board 20 is realized based on the above structure and connection method. In this process, as shown in fig. 1, the pin header 303 also serves to fixedly support the circuit board panel 10 so that the circuit board 20 and the circuit board panel 10 are parallel to each other and do not press the electronic components on the circuit board 20.

In one embodiment, the shape of the needle hole 302 and the connecting hole 3041 are both square, so that the needle row 303 can be inserted into the needle hole and the connecting hole 3041 can be inserted into the needle hole, and the needle hole 302 and the connecting hole 3041 can be inserted into the needle row 303 without sliding relative to each other.

In one embodiment, the number of the plastic shells 301 is two, the two plastic shells are parallel to each other and are respectively distributed on the upper and lower parts of the pin header 303, and the least number of the plastic shells 301 can be used for not only limiting the direction of the pin header 303 but also stabilizing the horizontal position of the pin header.

In one embodiment, a notch 305 is formed in the outer surface of the rubber shell 301 corresponding to the position between every two needle holes 302 on the two sides of the rubber shell 301, so that the roughness of the surface of the rubber shell 301 is increased, and the pin header 303 is convenient to detach or mount.

Further, as shown in fig. 1 and 2, circuit board panel 10 upper surface is equipped with a plurality of binding post 101 on same water flat line to and switch 102, binding post 101 and switch 102 weld on circuit board panel 10, and electrically conductive via row needle 303 again realizes the intercommunication on binding post 101 and the circuit board 20, peg graft for the binding post of traditional needs and circuit board, the utility model discloses only need with the binding post connection on the circuit board panel 10 can, it leads to touching other electrified electronic component of circuit board and electrocutes or connects the impaired problem of electronic component that leads to the circuit board to connect the electric position by force not to lead to touching when connecing the electricity.

Specifically install in electrical apparatus shell, as shown in fig. 5 and fig. 6, the utility model discloses circuit board fixed knot constructs places into openly to open electrical apparatus shell 40 that has access hole 401, and for the side opening, openly open-ended access hole 401 can be bigger, also overhauls more easily and connects the electricity, and the electrical apparatus shell after installing closed access hole completely is shown in fig. 7.

Furthermore, the horizontal width of the access opening 401 is 1/2 to 3/4 of the horizontal width of the electrical appliance shell 40, and the access opening 401 is large and the problem that the electrical appliance shell 40 beside the access opening 401 deforms and curls is solved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A circuit board fixing structure of an electric appliance is characterized in that,

comprises a circuit board panel (10) and a circuit board (20);

a needle arranging base (30); the pin header (30) is used for connecting the bottom of the circuit board panel (10) and the circuit board (20), and the pin header (30) is distributed on the side edge of the upper end face of the circuit board (20);

the pin header (30) comprises a rubber shell (301), a pin hole (302), a pin header (303) and a wire holder (304); the number of the rubber shells (301) is multiple, every two rubber shells are parallel to each other, each rubber shell (301) is provided with a plurality of vertically-communicated pin holes (302), the pin holes (302) are divided into two groups, and the pin holes are arranged on the front side and the rear side of the rubber shell (301) in parallel;

needle holes (302) on two vertically adjacent rubber shells (301) are communicated and connected up and down by a pin header (303), and the bottom ends of the pin header (303) are welded on the circuit board (20) through tin; the top end of the pin header (303) is inserted into a connecting hole (3041) on the wire holder (304).

2. The circuit board fixing structure of the electric appliance according to claim 1, wherein each connecting hole (3041) of the wire holder (304) is further welded with a pin (3042), the end of each pin (3042) faces away from the center line of the wire holder (304), and the end of each pin (3042) is welded on the circuit board panel (10).

3. The circuit board fixing structure of an electric appliance according to claim 1, wherein the number of the rubber cases (301) is two, and the two rubber cases are parallel to each other and respectively distributed on the upper and lower parts of the pin header (303).

4. The circuit board fixing structure of an electric appliance according to claim 1, wherein a notch (305) is formed on the outer surface of the rubber shell (301) corresponding to the space between every two pinholes (302) on the two sides of the rubber shell (301).

5. The circuit board fixing structure of electric appliance according to claim 1, wherein the circuit board panel (10) is provided at its upper surface with a plurality of terminals (101) on the same horizontal line, and a switch (102).