CN219269308U - Structure of insulating remote controller circuit - Google Patents

Abstract

The utility model discloses a structure of an insulating remote controller circuit, which comprises a bottom shell, a PCB (printed circuit board), a connector assembly and an insulating sheet, wherein a plurality of bonding pads are arranged on the PCB; the connector assembly comprises a plastic shell and a plurality of metal spring fingers, wherein the metal spring fingers are inserted into the plastic shell and are connected with bonding pads on the PCB. The utility model can effectively avoid the occurrence of discharge and misoperation, and prolong the service life of the product.

Description

Structure of insulating remote controller circuit

Technical Field

The utility model relates to the technical field of household electronics, in particular to a structure of an insulating remote controller circuit.

Background

The existing remote controller is provided with two charged elements, one is a battery, the other is a super capacitor, the two electronic elements can be slowly discharged under the condition of circuit connection, so that service life is lost, and in the middle of long-distance transportation, if the circuit is in a connection state, the misoperation of a product is possibly caused, so that the circuit needs to be temporarily disconnected before an end customer uses the product.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a structure of an insulating remote controller circuit, which can effectively avoid the occurrence of discharge and misoperation.

The purpose of the utility model is realized in the following way: the structure of the insulated remote controller circuit comprises a bottom shell, a PCB (printed circuit board), a connector assembly and an insulating sheet, wherein a plurality of bonding pads are arranged on the PCB, long holes are formed in the bottom shell, the connector assembly is connected with the PCB, one end of the insulating sheet is inserted into the connector assembly, and the other end of the insulating sheet penetrates through the long holes in the bottom shell; the connector assembly comprises a plastic shell and a plurality of metal spring fingers, wherein the metal spring fingers are inserted into the plastic shell and are connected with bonding pads on the PCB.

Compared with the prior art, the utility model adopts the technical scheme and has the beneficial effects that: be provided with four pads on the PCB board, be connected four metal spring fingers and pad through the connector assembly, through inserting the insulating piece, two circuit return circuits of insulating battery and super capacitor simultaneously before the use have avoided electrified components and parts to produce the phenomenon of discharging in storage and transportation, the effectual life who prolongs the product.

In order to facilitate the insertion of the insulating sheet and the metal spring fingers, the plastic shell is provided with a rectangular groove and four narrow grooves.

In order to facilitate the connector assembly to be placed at a designated position on the PCB, the positioning function is achieved, and two positioning columns are arranged at the bottom of the plastic shell.

In order to be matched with the connector assembly, the PCB is provided with positioning holes corresponding to the positioning columns.

Further, the connector assembly comprises four metal spring fingers, and the metal spring fingers are arranged in the plastic shell in a pairwise opposite mode.

In order to facilitate insertion into the narrow slot of the plastic housing, the metal snap fingers include a spring wall region, a connection region, and a leg region; and a certain taper is arranged on two sides of the connecting area.

In order to play an effective insulating role, the insulating sheet is made of PET material.

Further, the plastic shell is made of LCP materials.

Drawings

Fig. 1 is a cross-sectional view of a remote control of the present utility model.

Fig. 2 is an enlarged view of part of the utility model at a.

Figure 3 is an exploded view of the structure of the present utility model.

FIG. 4 is a schematic structural view of the plastic housing of the present utility model.

FIG. 5 is a schematic bottom view of the plastic housing of the present utility model.

FIG. 6 is a schematic structural diagram of a metal spring plate according to the present utility model.

Fig. 7 is a schematic structural view of the PCB board of the present utility model.

The PCB comprises a bottom shell, a PCB (printed circuit board), a 2-1 positioning hole, a 3 connector assembly, a 4 insulating sheet, a 5 bonding pad, a 6 long hole, a 7 plastic shell, a 7-1 rectangular groove, a 7-2 narrow groove, a 7-3 positioning column, an 8 metal snap finger, an 8-1 elastic wall area, an 8-2 connecting area and an 8-3 soldering leg area.

Description of the embodiments

The structure of the insulated remote controller circuit shown in fig. 1-3 comprises a bottom shell 1, a PCB 2, a connector assembly 3, an insulating sheet 4, a plurality of bonding pads 5 arranged on the PCB 2, long holes 6 arranged on the bottom shell 1, the connector assembly 3 connected with the PCB 2, one end of the insulating sheet 4 inserted into the connector assembly 3, and the other end passing through the long holes 6 on the bottom shell 1; the connector assembly 3 comprises a plastic shell 7 and a plurality of metal spring fingers 8, wherein the metal spring fingers 8 are inserted into the plastic shell 7 and are connected with the bonding pads 5 on the PCB 2; the connector assembly 3 comprises four metal elastic fingers 8, and the metal elastic fingers 8 are arranged in the plastic shell 7 in a pair by pair mode; the insulating sheet 4 is made of PET material and has a thickness of 0.075mm.

As shown in fig. 4-5, a rectangular groove 7-1 and four narrow grooves 7-2 are arranged on the plastic shell 7; two positioning columns 7-3 are arranged at the bottom of the plastic shell 7; the plastic housing 7 is made of LCP material. As shown in fig. 7, a positioning hole 2-1 corresponding to the positioning column 7-3 is formed in the PCB 2; four bonding pads 5 on the PCB 2, bonding pad one and bonding pad two are used for battery insulation, and bonding pad three and bonding pad 4 are used for super capacitor insulation.

As shown in fig. 6, the metal finger 8 includes a spring wall region 8-1, a connection region 8-2, and a fillet region 8-3; the two sides of the connecting area 8-2 are provided with a certain taper, so that the connecting area is conveniently inserted into the groove of the plastic shell 7, and meanwhile, the connecting area is in interference fit with the plastic shell 7, so that the metal spring piece 8 is prevented from loosening and falling in the plastic shell.

When the utility model works, the plastic shell 7 plays roles of fixing the metal spring finger 8 and positioning on the PCB 2, after the metal spring finger 8 is put into the four narrow grooves 7-2, the connector assembly 3 is put at a designated position on the PCB 2 through the two positioning columns 7-3, and then the metal spring finger 8 is fixed through SMT welding; the metal finger 8 is made of phosphor bronze and is gold-plated, and the purpose of gold plating is to prevent the finger from oxidizing during long-term use, resulting in poor contact. The insulating sheet 4 is inserted into the remote controller in the transportation process, so that discharge is prevented in the storage and transportation processes, and when the remote controller is used, after the insulating sheet 4 is pulled out by a user, the elastic fingers are contacted with each other in pairs, and the circuit is communicated.

The utility model is not limited to the above embodiments, and based on the technical solution disclosed in the utility model, a person skilled in the art may make some substitutions and modifications to some technical features thereof without creative effort according to the technical content disclosed, and all the substitutions and modifications are within the protection scope of the utility model.

Claims (8)

1. The structure of the insulated remote controller circuit comprises a bottom shell and a PCB (printed circuit board), and is characterized by further comprising a connector assembly and an insulating sheet, wherein a plurality of bonding pads are arranged on the PCB, long holes are formed in the bottom shell, the connector assembly is connected with the PCB, one end of the insulating sheet is inserted into the connector assembly, and the other end of the insulating sheet penetrates through the long holes in the bottom shell; the connector assembly comprises a plastic shell and a plurality of metal spring fingers, wherein the metal spring fingers are inserted into the plastic shell and are connected with bonding pads on the PCB.

2. The structure of an insulated remote control circuit according to claim 1, wherein the plastic housing is provided with a rectangular slot and four narrow slots.

3. The structure of claim 1, wherein two positioning posts are provided at the bottom of the plastic housing.

4. A structure of an insulated remote control circuit according to claim 3, wherein the PCB board is provided with positioning holes corresponding to the positioning posts.

5. The structure of claim 1, wherein the connector assembly comprises four metal fingers disposed in a plastic housing in pairs.

6. The structure of an insulated remote control circuit according to claim 5, wherein said metal fingers include a spring wall area, a connection area and a fillister area; and a certain taper is arranged on two sides of the connecting area.

7. The structure of an insulated remote control circuit according to claim 1, wherein the insulating sheet is made of PET material.

8. The structure of claim 1, wherein the plastic housing is made of LCP material.

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