CN202816011U - Swipe card reader for tight-fitting audio plugs - Google Patents

Abstract

The utility model discloses a ware of punching card of close-fitting formula matched stack audio plug, including the casing, install the circuit board in the casing and connect on the circuit board and stretch out the outer audio plug of casing, wherein, set gradually a plurality ofly on the circuit board with circuit board electric connection's conductive terminal, this conductive terminal including be used for electric connection participate in on the circuit board with set up in the annular of participating in the top portion of cup jointing, the annular of a plurality of conductive terminal cup joints the portion and corresponds the jack that the intercommunication formed the grafting of confession audio plug link each other, audio plug link and jack close-fitting electric contact. Therefore, the connection mode of the plug of the card reader and the circuit board enables the product manufacturing process to be simple, the assembly to be convenient, and the production efficiency of the card reader and the butt joint stability of the audio plug and the circuit board to be improved.

Description

Swipe card reader for tight-fitting audio plugs

technical field

The utility model relates to the technology in the field of communication, in particular to a card swiping device for tightly matching audio plugs.

Background technique

At present, in addition to swiping cards through POS machines equipped by merchants when shopping, consumers can also swipe cards through card readers equipped with mobile phones and other electronic products. It's convenient. The connection between the audio plug on the traditional card reader and the internal circuit board of the card reader adopts the method of soldering wires. Specifically, the electronic wire is connected between the audio plug and the circuit board to make the two conduct with each other. This connection method has the following defects : The electronic wire is not welded firmly, it is easy to fall off during the production operation, and the welding process is complicated, and the assembly is inconvenient. Moreover, the audio plug is easily pulled off from the card reader during the process of plugging and unplugging the phone. Damaged and cannot be used. Therefore, the connection method between the audio plug and the circuit board should be improved to simplify the production process, improve production efficiency, and improve the stability of the connection between the audio plug and the circuit board.

Utility model content

In view of this, the utility model aims at the deficiencies in the prior art, and its main purpose is to provide a card reader with a tight-fitting assembled audio plug. The production process is simple, the assembly is convenient, and the production efficiency of the card reader is improved. Board docking stability.

In order to achieve the above object, the utility model adopts the following technical solutions:

A close-fit card swiping device for assembling audio plugs, including a housing, a circuit board installed in the housing, and an audio plug connected to the circuit board and protruding out of the housing, characterized in that: the circuit boards are sequentially There are a plurality of conductive terminals electrically connected to the circuit board. The conductive terminals include pins for electrical connection to the circuit board and ring-shaped sockets arranged above the pins. The ring-shaped sockets of the multiple conductive terminals are connected to each other. Correspondingly communicated to form a jack for insertion of the audio plug connection end, and the audio plug connection end and the jack are tightly matched for electrical contact.

As a preferred solution: the annular socket portion includes a base plate with a through hole and an annular contact portion integrally protruding from the edge of the through hole along the insertion direction of the plug.

As a preferred solution: the conductive terminals are arranged from front to back along the plug insertion direction, and the diameters of the through holes of the annular sockets are gradually reduced.

As a preferred solution: the annular socket parts of the plurality of conductive terminals are covered with a plastic shell.

As a preferred solution: the housing includes a main body and a lower cover, the main body has a receiving cavity, and the receiving cavity is provided with an installation opening, the circuit board is placed in the receiving cavity through the installation opening, the lower cover and The main body is fixed and sealed at the installation port of the storage cavity, and a limiting hole corresponding to the above-mentioned jack is provided on one side of the main body; the connecting end of the audio plug has a resisting boss with a diameter larger than the limiting hole, and the audio After the connecting end of the plug is inserted into the jack, the insertion end of the audio plug protrudes out of the casing through the limiting hole, and the above-mentioned resisting boss is blocked inside the limiting hole.

As a preferred solution: the housing is also provided with an upper cover, and the top of the main body is provided with a window for observing the connection status of the audio plug and the jack, and the upper cover is fixedly connected to the top of the main body and seals the window.

As a preferred solution: the limiting hole is integrally formed by the shell protruding outward.

As a preferred solution: the pin has two arc-shaped arched side walls, and a hollow part capable of elastic deformation is surrounded by the two side walls.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical solution that a row of conductive terminals is arranged on the circuit board of the card reader to form a jack for plugging in an audio plug. The audio plug is tightly fitted and electrically connected to the jack, which avoids the connection between the traditional audio plug and the circuit board through soldering electronic wires. The process is complicated, the assembly is inconvenient, and it is easy to cause the welding wire to fall off during the production process, resulting in unqualified products. . Thereby, the connection method between the plug of the card reader and the circuit board makes the product manufacturing process simple, the assembly is convenient, and the production efficiency of the card reader and the stability of the connection between the audio plug and the circuit board are improved.

In order to more clearly illustrate the structural features and functions of the utility model, it will be described in detail below in conjunction with the accompanying drawings and specific embodiments. the

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the assembly of the preferred embodiment of the utility model;

Fig. 2 is the schematic diagram of the main window of the preferred embodiment of the utility model;

Fig. 3 is a schematic diagram of the main body accommodation chamber of a preferred embodiment of the present invention;

Figure 4 is an exploded perspective view of a preferred embodiment of the present invention;

Figure 5 is a schematic diagram of the cooperation between the plug and the jack in a preferred embodiment of the present invention;

Fig. 6 is a schematic cross-sectional view at A-A of Fig. 5;

Fig. 7 is a schematic cross-sectional view at B-B of Fig. 5;

Fig. 8 is a schematic diagram of the second embodiment of the utility model.

Explanation of the accompanying drawings :

10. Housing 11. Main body

111. Storage cavity 1111. Installation port

112. Limit hole 113. Window

12. Upper cover 13. Lower cover

20. Circuit board 30. Conductive terminal

31. Pin 311. Side wall

312. Hollow part 32. Ring contact part

321. Substrate 322. Through hole

323. Ring contact part 33. Jack

40. Audio plug 41. Connecting end

42. Insertion end 43. Resisting boss

50. Plastic case.

Detailed ways

The utility model is shown in Fig. 1 to Fig. 7, and a kind of close-fit type card swiping device of assembled audio plug includes housing 10, the circuit board 20 installed in the housing 10 and is connected on the circuit board 20 and protrudes Audio plug 40 outside the housing 10, wherein:

The casing 10, as shown in Figures 1 to 4, includes a main body 11, an upper cover 12 and a lower cover 13, wherein the main body 11 has a receiving cavity 111, and the receiving cavity 111 is provided with an installation port 1111, and the above-mentioned circuit board 20 is placed in the receiving cavity 111 through the installation opening 1111, the lower cover 13 is fixedly connected with the main body 11 and sealed at the installation opening 1111 of the receiving cavity 111; a limiting hole 112 is integrally protruded outward on one side of the main body 11 ; The top of the main body 11 has a window 113, and the upper cover 12 is fixed on the top of the main body 11 and seals the window 113.

The circuit board 20 is sequentially provided with a plurality of conductive terminals 30 electrically connected to the circuit board 20. As shown in FIGS. The annular socket portion 32 arranged above the pin 31, the annular socket portion 32 includes a substrate 321 with a through hole 322 and an annular contact portion 323 formed integrally extending from the edge of the through hole 322 along the insertion direction of the plug 40; and each conductive The terminals 30 are arranged from front to back along the insertion direction of the audio plug 40, and the diameters of the through holes 322 of the annular sockets 32 gradually decrease and communicate with each other to form jacks 33, which correspond to the above-mentioned limiting holes 112. The connection end 41 of the audio plug 40 is in close electrical contact with the jack 33, and the connection between the audio plug 40 and the jack can be observed through the above-mentioned window 113; the pin 31 on the conductive terminal 30 has two arc-shaped arched side walls 311, An elastically deformable hollow portion 312 is surrounded by the two sidewalls 311 .

The connecting end 41 of the audio plug 40 has a resisting boss 43 whose diameter is larger than the limiting hole 112. Extending out of the housing 10 , the above-mentioned resisting boss 43 blocks the inner side of the limiting hole 112 .

In the second embodiment of the present utility model, as shown in FIG. 8, a plastic shell 50 is coated on the outside of the annular socket portion 32 of the plurality of conductive terminals 30, and the plastic shell 50 solidifies each annular socket portion 32 into one body to form a To strengthen and protect the conductive terminal 30.

The key point of the design of this utility model is that a row of conductive terminals is arranged on the circuit board of the card reader to form a jack for the audio plug to be inserted. The boards are connected by welding electronic wires, the process is complicated, the assembly is inconvenient, and it is easy to cause the welding wires to fall off during the production process, resulting in unqualified products. Thereby, the connection method between the plug of the card reader and the circuit board makes the product manufacturing process simple, the assembly is convenient, and the production efficiency of the card reader and the stability of the connection between the audio plug and the circuit board are improved.

The above is only a preferred embodiment of the present utility model, and does not limit the technical scope of the present utility model in any way, so any minor modifications, equivalent changes and changes made to the above embodiments according to the technical essence of the present utility model Modifications all belong to the scope of the technical solution of the utility model.

Claims (8)

1. the card reader of a close-fit assembly audio jack, include housing, be installed on the circuit board in the housing and be connected on the circuit board and stretch out the outer audio jack of housing, it is characterized in that: be disposed with a plurality of conducting terminals that are electrically connected with circuit board on the described circuit board, this conducting terminal comprises be used to the pin and the annular socket part that is arranged at the pin top that are electrically connected on the circuit board, the annular socket part of plural conductive terminal corresponds to each other to be communicated with and forms jack, audio jack link and the jack wringing fit electrical contact of pegging graft for the audio jack link.

2. the card reader of described close-fit assembly audio jack according to claim 1, it is characterized in that: described annular socket part comprises that one has the substrate of through hole and protrudes out the annular contact site that forms along plug direction of insertion one by the through hole edge.

3. the card reader of described close-fit assembly audio jack according to claim 2 is characterized in that: described each conducting terminal is by putting in order after by forward direction along the plug direction of insertion, and each annular socket part through-hole diameter dwindles gradually.

4. the card reader of any one described close-fit assembly audio jack in 3 according to claim 1, it is characterized in that: the annular socket part of described plural conductive terminal is coated with a plastic casing.

5. the card reader of described close-fit assembly audio jack according to claim 1, it is characterized in that: described housing comprises main body and lower cover, this main body has a host cavity, this host cavity is provided with an installing port, described circuit board is placed in this host cavity by installing port, this lower cover and main body are affixed and be encapsulated in the installing port position of host cavity, are provided with a spacing hole corresponding with above-mentioned jack in main body one side; The link of described audio jack has diameter greater than the boss that support to end of spacing hole, and after the link of audio jack inserted in the jack, the inserted terminal of audio jack stretched out outside by spacing hole, and above-mentioned supporting ended boss and be blocked in the spacing hole inboard.

6. the card reader of described close-fit assembly audio jack according to claim 5, it is characterized in that: described housing also is provided with a loam cake, this main body top offers a form for observation audio jack and jack connection state, and described loam cake is fixed in the main body top and seals this form.

7. the card reader of described close-fit assembly audio jack according to claim 5, it is characterized in that: described spacing hole is protruded out to its outside one by housing and forms.

8. the card reader of described close-fit assembly audio jack according to claim 1, it is characterized in that: described pin has the sidewall that two arcs arch upward, and is surrounded by one by this two side and can supplies elastically-deformable hollow-out parts.

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