CN206422264U - Ground wire connecting structure and electronic product - Google Patents

Abstract

The utility model discloses a kind of ground wire connecting structure and electronic product, including apparatus casing and PCB, the PCB is arranged on inside the apparatus casing, the first ground wire connection terminal and the second ground wire connection terminal are provided with the PCB, the first ground wire connection terminal electrically connects the earth terminal of AC sockets, the second ground wire connection terminal electrically connects the apparatus casing, is electrically connected between the first ground wire connection terminal and the second ground wire connection terminal.By the second ground wire connection terminal for being provided for making frame ground on PCB, housing can be made to be grounded by connection PCB, the ground connection wire rod is welded to connect by wave-soldering with the ground wire welding hole on the PCB, the structure individually connected and connection process are reduced, production efficiency, reduction production cost is improved.

Description

Ground wire connecting structure and electronic product

Technical field

The utility model is related to security technology area, more particularly to a kind of ground wire connecting structure and use ground wire connection knot The electronic product of structure.

Background technology

Ground connection be exactly by certain point of system in some positions of electric equipment, shop be greatly connected there is provided fault current and The current by pass of lightning current, stable potential is there is provided Zero potential reference, to ensure power system, the operation of electric equipment safety, Ensure the personal safety of Operation of Electric Systems personnel and other staff simultaneously, grounding function is by earthing or grounding means or earthed system Come what is realized.

The popularization used with electronic product, increasing electronic product is entered in daily life, electronics The security performance of product more needs the attention of people, therefore most of electronic products is provided with ground structure, electronic product Ground structure has a significant impact to its manufacturing process and manufacturing cost, it is therefore desirable to which offer one kind is rational in infrastructure, add The simple ground wire connecting structure of work technique.

Utility model content

A purpose of the present utility model is：A kind of ground wire connecting structure is provided, its is rational in infrastructure, technique is simple, energy Enough save production hour reduces production cost simultaneously.

Another purpose of the present utility model is：A kind of electronic product using above-mentioned ground wire connecting structure is provided, its It is safe to use.

For up to above-mentioned purpose, the utility model uses following technical scheme：

On the one hand there is provided a kind of ground wire connecting structure, including apparatus casing and PCB, the PCB is arranged on the equipment The first ground wire connection terminal and the second ground wire connection terminal, the first ground wire connection are provided with enclosure interior, the PCB Terminal electrically connects the earth terminal of AC sockets, and the second ground wire connection terminal electrically connects the apparatus casing, first ground wire Electrically connected between connection terminal and the second ground wire connection terminal.2nd, ground wire connecting structure according to claim 1, its It is characterised by, the first ground wire connection terminal is electrically connected with the earth terminal of AC sockets.

As a kind of optimal technical scheme of described ground wire connecting structure, the second ground wire connection terminal passes through ground connection Wire rod is electrically connected with the metal parts on the housing.

As a kind of optimal technical scheme of described ground wire connecting structure, the first ground wire connection terminal is to be arranged on Ground connection end pad on the PCB.

As a kind of optimal technical scheme of described ground wire connecting structure, the second ground wire connection terminal is to be arranged on Ground wire welding hole on the PCB.

As a kind of optimal technical scheme of described ground wire connecting structure, the ground connection wire rod is located at outside the PCB Or be integrated in the PCB.

As a kind of optimal technical scheme of described ground wire connecting structure, the ground connection wire rod by wave-soldering with it is described Ground wire welding hole on PCB is welded to connect.

As a kind of optimal technical scheme of described ground wire connecting structure, ground plane, described are provided with the PCB One ground wire connection terminal and the second ground wire connection terminal are connected on the ground plane.

On the other hand there is provided a kind of electronic product, using ground wire connecting structure as described above.

The beneficial effects of the utility model are：By the second ground wire connection end for being provided for making frame ground on PCB Son, can be such that housing is grounded by connection PCB, and the ground connection wire rod passes through the ground wire bonding on wave-soldering and the PCB Hole is welded to connect, and reduces the structure individually connected and connection process, improves production efficiency, reduction production cost.

Brief description of the drawings

The utility model is described in further detail below according to drawings and examples.

Fig. 1 is the ground wire connecting structure schematic diagram described in the utility model embodiment.

Fig. 2 is enlarged drawing at I in Fig. 1.

Fig. 3 is the PCB construction schematic diagram described in the utility model embodiment.

Fig. 4 is the ground wire connecting structure schematic diagram described in the another embodiment of the utility model.

Fig. 5 is enlarged drawing at II in Fig. 4.

In figure：

1、PCB；2nd, the first ground wire connection terminal；3rd, the second ground wire connection terminal；4th, housing；5th, AC sockets；6th, live wire is touched Point；7th, zero line contact；8th, earth terminal；9th, AC tie points；10th, it is grounded wire rod.

Embodiment

Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.

Embodiment one：

As shown in Figures 1 to 3, in the present embodiment, a kind of ground wire connecting structure described in the utility model, including for making Inside electronic product PCB1 ground connection the first ground wire connection terminal 2 and for making the metal portion on the housing 4 of electronic product Second ground wire connection terminal 3 of part ground connection, the first ground wire connection terminal 2 is respectively positioned on the second ground wire connection terminal 3 On the PCB1, electrically connected between the first ground wire connection terminal 2 and the second ground wire connection terminal 3.

Specifically, electronic product described in the present embodiment includes housing 4, the PCB1 inside housing 4 is fixedly mounted on, it is fixed On housing 4, and the AC sockets 5 electrically connected with PCB1.There is firewire contact 6, zero line contact 7 on the AC sockets 5, And it is arranged on the earth terminal 8 between the firewire contact 6 and the zero line contact 7, the earth terminal 8 and the firewire contact 6th, the distance between described zero line contact 7 is all higher than being equal to 4 millimeters.

The distance between earth terminal 8 described in the present embodiment and the firewire contact 6, the zero line contact 7 are 6 millimeters.

The ground connection of the first ground wire connection terminal 2 and the AC sockets 5 for providing AC power to the electronic product End 8 is electrically connected.

Specifically, corresponding with the firewire contact 6 and zero line contact 7 on the PCB1 be provided with two AC tie points 9, It is corresponding with the earth terminal 8 to be provided with the first ground wire connection terminal 2.

First ground wire connection terminal 2 described in the present embodiment is the solder joint of earth terminal 8 being arranged on the PCB1.

Certainly, the structure of the first ground wire connection terminal 2 is not limited to described in the present embodiment, in other embodiments may be used also With the welding hole for being set to open up on the PCB1 by the first ground wire connection terminal 2.

In the course of the work, the AC sockets 5 are connected with external ac power source, then by being electrically connected as with the PCB1 The PCB1 is powered, and PCB1 ground connection is realized by the electrical connection of the ground wire connection terminal 2 of earth terminal 8 and first.

Meanwhile, the second ground wire connection terminal 3 is by being grounded wire rod 10 and the gold on the housing 4 in the present embodiment Belong to part electrical connection.For by housing 4 be grounded.

Second ground wire connection terminal 3 described in the present embodiment is the ground wire welding hole being arranged on the PCB1.

Certainly, the structure of the second ground wire connection terminal 3 is not limited to described in the present embodiment, in other embodiments may be used also With the solder joint for being set to set on the PCB1 by the second ground wire connection terminal 3.

The separate settings of the wire rod 10 and PCB1 are grounded described in the present embodiment, ground connection wire rod 10 is located at the outer of PCB1 Portion, only its end are connected with PCB1.

Specifically, the connected mode of the ground connection wire rod 10 and the PCB1 described in the present embodiment is, wire rod 10 will be grounded One end is inserted in the ground wire welding hole, is together put into the PCB1 in crest welder, by wave-soldering and the PCB1 Ground wire welding hole be welded to connect.

A kind of electronic product is also provided in the present embodiment, it uses ground wire connecting structure as described above.

As further preferred technical scheme, the electronic product is disc player.

Embodiment two：

As shown in Figure 4,5, in the present embodiment, a kind of ground wire connecting structure described in the utility model, including for making Inside electronic product PCB1 ground connection the first ground wire connection terminal 2 and for making the metal portion on the housing 4 of electronic product Second ground wire connection terminal 3 of part ground connection, the first ground wire connection terminal 2 is respectively positioned on the second ground wire connection terminal 3 On the PCB1, electrically connected between the first ground wire connection terminal 2 and the second ground wire connection terminal 3.

In the present embodiment, the first ground wire connection terminal 2 and the AC for providing AC power to the electronic product The earth terminal 8 of socket 5 is electrically connected.The second ground wire connection terminal 3 is by being grounded wire rod 10 and the metal portion on the housing 4 Part is electrically connected.

Specifically, the first ground wire connection terminal 2 is the solder joint of earth terminal 8 being arranged on the PCB1.Described second Ground wire connection terminal 3 is the ground wire welding hole being arranged on the PCB1.

Wire rod 10 is grounded described in ground wire connecting structure described in the present embodiment to be integrated in the PCB1.Its one end and institute State that the second ground wire connection terminal 3 is connected, the other end is extended near housing 4, then pass through the earthing screw and housing through housing 4 4 electrical connections, earthing screw can also play a part of being fixed on PCB1 on housing 4 while 4 grounding function of housing is realized.

In the present embodiment, the end that the ground connection wire rod 10 is connected with the earthing screw is kidney-shaped connecting hole, described The mounting hole for being used to install the earthing screw on housing 4 is similarly kidney-shaped connecting hole.

Ground plane, the first ground wire connection terminal 2 and described second are provided with the PCB1 in the present embodiment Ground wire connection terminal 3 is connected on the ground plane.

A kind of electronic product is also provided in the present embodiment, it uses ground wire connecting structure as described above.

As further preferred technical scheme, the electronic product is disc player.

The utility model is illustrated above by specific embodiment, but the utility model is not limited to these tools The embodiment of body.It will be understood by those skilled in the art that various modifications, equivalent substitution, change can also be made to the utility model Etc..But, these conversion, all should be within protection domain of the present utility model without departing from spirit of the present utility model. In addition, some terms used in present specification and claims are not limitation, it is only for be easy to description.This Outside, described in above many places " embodiment one ", " embodiment two " etc. represents different embodiment, naturally it is also possible to by it all or Part is combined in one embodiment.

Claims (9)

1. a kind of ground wire connecting structure, it is characterised in that including apparatus casing and PCB, the PCB is arranged on the equipment shell The first ground wire connection terminal and the second ground wire connection terminal, the first ground wire connection end are provided with internal portion, the PCB The earth terminal of son electrical connection AC sockets, the second ground wire connection terminal electrically connects the apparatus casing, and first ground wire connects Electrically connected between connecting terminal and the second ground wire connection terminal.

2. ground wire connecting structure according to claim 1, it is characterised in that the first ground wire connection terminal and AC sockets Earth terminal electrical connection.

3. ground wire connecting structure according to claim 1, it is characterised in that the second ground wire connection terminal passes through ground connection Wire rod is electrically connected with the metal parts on the housing.

4. ground wire connecting structure according to claim 3, it is characterised in that the first ground wire connection terminal is to be arranged on Ground connection end pad on the PCB.

5. the ground wire connecting structure according to claim 3 or 4, it is characterised in that the second ground wire connection terminal is to set Put ground wire welding hole on the pcb.

6. the ground wire connecting structure according to claim 3 or 4, it is characterised in that the ground connection wire rod is located at outside the PCB Portion is integrated in the PCB.

7. ground wire connecting structure according to claim 5, it is characterised in that the ground connection wire rod by wave-soldering with it is described Ground wire welding hole on PCB is welded to connect.

8. ground wire connecting structure according to claim 1, it is characterised in that ground plane, described are provided with the PCB One ground wire connection terminal and the second ground wire connection terminal are connected on the ground plane.

9. a kind of electronic product, it is characterised in that using the ground wire connecting structure any one of claim 1 to 8.