CN219802670U - Earphone conducting structure and industrial PDA - Google Patents

Abstract

The utility model discloses a headphone conducting structure and an industrial PDA, which comprise a scanning terminal, a headphone, a fixed bracket and a PCB (printed circuit board); the fixed bracket is arranged on the PCB and comprises two conductive pieces and an insulating piece; the insulating piece is connected with the two conductive pieces, so that the two conductive pieces are arranged at intervals in an insulating way; the scanning terminal is arranged on one side surface of the fixed bracket; the earphone is installed at the other side of fixed bolster, and is connected with the PCB board electricity through two electrically conductive pieces. The two conductive parts form an anode and cathode conductive structure, replace the traditional FPC and the function of a connecting seat to be directly and electrically connected with the PCB, realize the conduction of the earphone and the PCB, save FPC connecting wires, save material cost, simplify assembly procedures and facilitate production.

Description

Earphone conducting structure and industrial PDA

Technical Field

The present utility model relates to the field of electronic devices, and in particular, to a headset conducting structure and an industrial PDA.

Background

Industrial PDA (personal digital assistant, abbreviated as palm computer for chinese paraphrasing) is an upgrade device for consumer PDA, which is widely used in the industries of homeland, electric power, forestry, environment, navigation, municipal, ocean, etc., for improving the operation efficiency.

The earphone conducting structure is one of the structural components of the industrial-grade PDA, the earphone conducting mode of the existing industrial-grade PDA is generally to connect the earphone with the PCB by means of an FPC connecting wire, specifically, as shown in figure 1, the FPC connecting wire (102) is attached to a steel sheet bracket (105) for fixing a scanning port (104), copper leakage at the front end of the FPC connecting wire is in press fit conduction with a connection PIN needle of the earphone (103), and the rear end of the FPC connecting wire is in press fit conduction with the PCB (101) by using a pogo PIN needle (1041). However, this connection method needs to increase the material cost of one FPC connection line and two pogo pin pins, and the assembly method is complex, and the assembly cost of two stations needs to be increased, which still has disadvantages in cost control and process simplification.

Disclosure of Invention

Accordingly, the present utility model is directed to a headset conducting structure and an industrial PDA, which solve the technical problems of the headset conducting structure design in the prior art that the cost control and the process simplification are still insufficient.

In order to achieve the technical aim, the utility model provides an earphone conducting structure, which comprises a scanning terminal, an earphone, a fixed bracket and a PCB (printed circuit board);

the fixed bracket is arranged on the PCB and comprises two conductive pieces and an insulating piece;

the insulating pieces are connected with the two conductive pieces, so that the two conductive pieces are arranged at intervals in an insulating way;

the scanning wharf is arranged on one side surface of the fixed support;

the earphone is arranged on the other side face of the fixed support and is electrically connected with the PCB through the two conductive pieces.

Further, a notch for installing the fixing support is formed in one side edge of the PCB.

Further, the conductive member includes a first conductive sheet and a second conductive sheet;

the first conducting strip is arranged in the opening;

the insulating piece is connected between the two first conductive sheets;

the second conductive sheet is connected to one side edge of the first conductive sheet far away from the insulating piece;

the second conducting strip extends out of the notch and is connected with one side face of the PCB.

Further, a first mounting hole for the first fastener to movably pass through is formed in the first conductive sheet;

the first fastener is used for penetrating through the first mounting hole and fastening the first conducting strip and the scanning head together;

the second conducting strip is provided with a second mounting hole for the second fastening piece to movably pass through;

the second fastener is used for penetrating through the second mounting hole and fastening the second conductive sheet and the PCB together.

Further, the first fastener and the second fastener are both screws.

Further, the earpiece is electrically connected with the first conductive piece;

the PCB board is electrically connected with the second conducting strip.

Further, the second conductive sheet is integrally connected with the first conductive sheet.

Further, the conductive member is integrally connected with the insulating member.

Further, the insulating piece is a plastic piece.

The utility model also discloses an industrial PDA which comprises the earphone conducting structure.

According to the technical scheme, the earphone conducting structure is designed to be two conductive pieces and an insulating piece connected between the two conductive pieces, so that the two conductive pieces form an anode and cathode conductive structure, and the earphone conducting structure is directly and electrically connected with a PCB (printed circuit board) instead of the traditional FPC and a connecting seat, so that the conduction between the earphone and the PCB is realized. Specifically, the scanning terminal is firstly arranged on the fixed support, then the fixed support is arranged on the PCB, the two conductive pieces are electrically connected with the conductive structure on the PCB in a contact manner, and then the PCB is arranged in the shell, so that the conductive pieces are electrically connected with the conductive structure on the earphone in a contact manner, and the earphone is conducted with the PCB. According to the design, an FPC connecting wire is omitted, so that the material cost is saved, the assembly process is simplified, and the production is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a conventional earphone conducting structure;

fig. 2 is a perspective view of an earphone conducting structure provided in the present utility model;

fig. 3 is an exploded view of a communication structure of a headset according to the present utility model;

fig. 4 is a schematic structural view of a fixing bracket of a handset conducting structure according to the present utility model;

fig. 5 is a schematic structural diagram of a PCB board of a handset conducting structure provided in the present utility model;

fig. 2 to 4: 1. a PCB board; 11. a notch; 12. a conductive contact; 2. a receiver; 21. a conductive needle; 3. a wharf is scanned; 4. a fixed bracket; 41. a conductive member; 411. a first conductive sheet; 4111. a first mounting hole; 412. a second conductive sheet; 4121. a second mounting hole; 42. an insulating member.

Detailed Description

The following description of the embodiments of the present utility model will be made in detail, but not necessarily all embodiments, with reference to the accompanying drawings. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the embodiments of the present utility model.

In the description of the embodiments of the present utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, interchangeably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

The embodiment of the utility model discloses a headphone conducting structure.

Referring to fig. 2 and 3, an embodiment of an earphone conducting structure provided in an embodiment of the utility model includes:

the device comprises a scanning head 3, a receiver 2, a fixed support 4 and a PCB 1.

The fixed bracket 4 is mounted on the PCB 1 and comprises two conductive members 41 and an insulating member 42; the insulating member 42 is connected to the two conductive members 41 such that the two conductive members 41 are arranged at an insulating interval; the scanning terminal 3 is arranged on one side surface of the fixed bracket 4; the earpiece 2 is mounted on the other side of the fixed bracket 4 and is electrically connected to the PCB board 1 by two conductive members 41.

The fixed support 4 for fixing the scanning head 3 is designed into two conductive pieces 41 and an insulating piece 42 connected between the two conductive pieces 41, so that the two conductive pieces 41 form an anode and cathode conductive structure, the traditional FPC and the connecting seat are replaced to be directly and electrically connected with the PCB 1, and the conduction between the earphone 2 and the PCB 1 is realized.

Specifically, the scanning head 3 is firstly installed on the fixing support 4, and then the fixing support 4 is installed on the PCB board 1, so that the two conductive members 41 are electrically connected with the conductive structure on the PCB board 1 in a contact manner, and the conductive structure is the conductive contact 12 (copper-tin leakage point) reserved at the connection position of the conductive members 41 on the PCB board 1.

And then the PCB 1 is arranged in the shell, so that the conductive piece 41 is in contact electrical connection with the conductive structure on the earphone 2, and the earphone 2 is conducted with the PCB 1. When the PCB 1 is installed in the casing, the conductive pins 21 at two ends of the earphone 2 are pressed against by the conductive members 41, so as to be in contact electrical connection with the conductive members 41, so that the two conductive members 41 form positive and negative poles, and the earphone 2 and the PCB 1 are conducted to form a loop.

Through the design, FPC connecting wires are omitted, material cost is saved, assembly procedures are simplified, and production is facilitated.

The foregoing is an embodiment one of a handset conducting structure provided by the embodiments of the present utility model, and the following is an embodiment two of a handset conducting structure provided by the embodiments of the present utility model, refer to fig. 2 to 5 specifically.

Based on the scheme of the first embodiment:

further, in order to facilitate the installation and arrangement of the fixing support 4, a notch 11 for installing the fixing support 4 is formed on one side edge of the PCB board 1.

Further, in terms of the design of the conductive member 41, the first conductive sheet 411 and the second conductive sheet are included. Taking the first conductive sheet 411 and the second conductive sheet 412 as steel sheet designs as examples, the conventional steel sheet bracket can be split into two steel sheet structures, and then the insulating member 42 is connected between the two steel sheet structures to form a new fixing bracket 4, so as to realize multiplexing of the conventional steel sheet bracket.

In the case of the first conductive sheets 411, the corresponding insulating member 42 is disposed in the notch 11 and connected between the two first conductive sheets 411.

The second conductive sheet 412 is connected to a side edge of the first conductive sheet 411 away from the insulating member 42; furthermore, the second conductive sheet 412 extends out of the opening 11 and is connected to a side surface of the PCB board 1. That is, the second conductive sheet 412 is used to realize connection and fixation between the fixing support 4 and the PCB board 1, and the materials of the first conductive sheet 411 and the second conductive sheet 412 can be steel or other materials with conductive effect, without limitation.

Further, in terms of fixing the first conductive sheet 411, a first mounting hole 4111 through which the first fastener is movably passed is provided; and a first fastener is used to pass through the first mounting hole 4111 and fasten the first conductive tab 411 with the scanning head 3. It will be appreciated that the first conductive tab 411 is fastened to the scanning head 3 by a first fastener.

Similarly, for fixing the second conductive sheet 412, a second mounting hole 4121 through which the second fastener can movably pass may be formed; correspondingly, the second fastener is used to pass through the second mounting hole 4121 and fasten the second conductive sheet 412 with the PCB board 1.

Further, the first fastening member and the second fastening member may be screws; it can be understood that the fixing bracket 4 is locked to the fixing bracket 4 by the screw through the first mounting hole 4111 on the scanning head 3, and then the fixing bracket 4 is locked to the PCB board 1 by the screw through the second mounting hole 4121.

Further, taking the above-mentioned structure design of the conductive member 41 including the first conductive sheet 411 and the second conductive sheet 412 as an example, the earphone 2 can be electrically connected to the first conductive sheet 411, and the PCB board 1 is electrically connected to the second conductive sheet 412. Correspondingly, namely, the position of the PCB 1 connected with the second conductive sheet 412 is provided with a conductive contact 12 in conductive contact with the second conductive sheet 412, and the conductive pin 21 on the earphone 2 is in contact electrical connection with the first conductive sheet 411 when the fixed bracket 4 is installed in the casing.

Further, the second conductive sheet 412 and the first conductive sheet 411 are preferably integrally connected, and particularly, the conductive member 41 with the first conductive sheet 411 and the second conductive sheet 412 can be finally formed by punching and bending a steel sheet material, so that the assembly process is reduced, and the production is more convenient.

Further, the conductive member 41 is preferably integrally connected with the insulating member 42, so that the assembling process is reduced and the production is facilitated.

Further, as for the insulating member 42, an insulating structure made of a plastic member or other insulating material may be used. Taking plastic parts as an example, the plastic parts can be integrally connected with the two conductive parts 41 in an injection molding mode, so that the processing is convenient.

The utility model also discloses an industrial PDA, which comprises the earphone conducting structure of the first embodiment or the second embodiment.

The above detailed description of the earphone conducting structure and the industrial PDA provided by the present utility model is provided, and those skilled in the art will be able to change the specific implementation and application scope according to the ideas of the embodiments of the present utility model, so the disclosure should not be construed as limiting the present utility model.

Claims (10)

1. The earphone conducting structure is characterized by comprising a scanning port (3), an earphone (2), a fixed bracket (4) and a PCB (1);

the fixed support (4) is arranged on the PCB (1) and comprises two conductive pieces (41) and an insulating piece (42);

the insulating member (42) is connected to the two conductive members (41) such that the two conductive members (41) are arranged at an insulating interval;

the scanning wharf (3) is arranged on one side surface of the fixed support (4);

the earphone (2) is arranged on the other side face of the fixed support (4) and is electrically connected with the PCB (1) through two conductive pieces (41).

2. The earphone conducting structure according to claim 1, wherein a notch (11) for installing the fixing bracket (4) is arranged on one side edge of the PCB board (1).

3. The earpiece conducting structure of claim 2, wherein the conductive piece (41) includes a first conductive piece (411) and a second conductive piece (412);

the first conducting strip (411) is arranged in the notch (11);

the insulating member (42) is connected between the two first conductive sheets (411);

the second conductive sheet (412) is connected to a side edge of the first conductive sheet (411) away from the insulating member (42);

the second conducting strip (412) extends out of the notch (11) and is connected with one side face of the PCB (1).

4. A headset conducting structure according to claim 3, wherein the first conductive tab (411) is provided with a first mounting hole (4111) through which the first fastener is movably arranged;

the first fastener is used for penetrating through the first mounting hole (4111) and fastening the first conductive sheet (411) and the scanning head (3) together;

a second mounting hole (4121) for a second fastener to movably pass through is formed in the second conductive sheet (412);

the second fastener is used for penetrating through the second mounting hole (4121) and fastening the second conductive sheet (412) with the PCB (1).

5. The earpiece turn-on structure of claim 4, wherein the first fastener and the second fastener are screws.

6. A handset conducting structure according to claim 3, wherein the handset (2) is electrically connected to the first conductive sheet (411);

the PCB (1) is electrically connected with the second conductive sheet (412).

7. A handset conducting structure according to claim 3, wherein the second conductive sheet (412) is integrally connected to the first conductive sheet (411).

8. The earpiece conducting structure of claim 1, wherein the conductive member (41) is integrally connected with the insulating member (42).

9. The earpiece conducting structure of claim 8, wherein the insulator (42) is a plastic piece.

10. Industrial grade PDA, characterized by comprising an earpiece conducting structure according to any of claims 1 to 9.