CN203826667U - Waterproof earphone connector and mobile terminal with the waterproof earphone connector - Google Patents

Abstract

The utility model is suitable for an earphone connector technical field provides a waterproof earphone connector and have this waterproof earphone connector's mobile terminal. Waterproof earphone connector has the grafting terminal surface including the plastic body and the terminal that have the jack on the plastic body, is provided with the installation hole site on the grafting terminal surface, and the terminal includes base arm, first elasticity arm of force and second elasticity arm of force, and the installation hole site includes and communicates with each other and is used for supplying base arm and first elasticity arm of force male first hole site and is used for supplying second elasticity arm of force male second hole site with the jack, and the grafting terminal surface of plastic body is connected with elastic gasket. The mobile terminal is provided with the waterproof earphone connector. The utility model provides a waterproof earphone connector and have this waterproof earphone connector's mobile terminal, elastic gasket can seal installation hole site and the terminal between the clearance, when guaranteeing that the earphone jack soaks, inside water can not overflow mobile terminal through plastic body bottom, waterproof performance is good, product reliability is high.

Description

Waterproof earphone connector and mobile terminal with the waterproof earphone connector

technical field

The utility model belongs to the technical field of earphone connectors, in particular to a waterproof earphone connector and a mobile terminal with the waterproof earphone connector.

Background technique

Mobile terminals currently on the market, such as mobile phones, have earphone connectors for connecting earphone plugs. The earphone connectors include plastic bodies and terminals. Type, there is only one elastic arm and one welding part on the terminal, the production process of the whole machine is complicated, and the product cost is high; the welding part of the terminal is directly welded on the PCB, and the bottom of the product body is sealed by relying on the PCB, but the waterproof performance of the whole machine is very poor, and the earphone When the jack of the connector is immersed in water, the water will enter into the mobile terminal through the bottom of the plastic body, and the product reliability is poor.

Utility model content

The purpose of the utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a waterproof earphone connector and a mobile terminal with the waterproof earphone connector, which has good waterproof performance and high product reliability.

The utility model is achieved in the following way: a waterproof earphone connector, comprising a plastic body and terminals connected to the plastic body, the plastic body has jacks, and the plastic body has a The plug-in end face is provided with a mounting hole for plugging the terminal, the terminal includes a base arm, a first elastic arm and a second elastic arm, the base arm, the first elastic arm Formed integrally with the second elastic arm, the mounting hole includes a first hole communicating with the socket and used for inserting the base arm and the first elastic arm and a second hole for inserting the second elastic arm At the second hole position, an elastic gasket is connected to the plug-in end surface of the plastic body.

Optionally, the first elastic arm is connected to one end of the base arm and locked in the first hole, and the second elastic arm is connected to the other end of the base arm and locked in the second hole position.

Optionally, the second hole communicates with the side of the plastic body, and the second elastic arm is bent and protrudes from the side wall of the plastic body.

Optionally, the base arm is provided with a clamping hole, and the plastic body is provided with a protrusion that can be clamped into the clamping hole.

Optionally, the second elastic arm is welded or abutted against the circuit board.

Optionally, the elastic gasket is a rubber piece.

Optionally, there are at least three terminals.

Optionally, the plastic body is provided with a slope or an arc corresponding to the front end of the socket.

The embodiment of the utility model also provides a mobile terminal, the mobile terminal has the above-mentioned waterproof earphone connector.

Optionally, the mobile terminal is a mobile phone, the mobile phone has an upper case and a lower case, and the waterproof earphone connector is sandwiched between the upper case and the lower case.

In the waterproof earphone connector provided by the utility model and the mobile terminal with the waterproof earphone connector, the elastic gasket can seal the gap between the installation hole and the terminal to ensure that when the earphone jack is immersed in water, the water cannot overflow through the bottom of the plastic body. The interior of the mobile terminal has good waterproof performance and high product reliability.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1 is a three-dimensional exploded schematic diagram of a waterproof earphone connector provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or there may be an intervening element at the same time. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should also be noted that the orientation terms such as left, right, up, and down in this embodiment are only relative concepts or refer to the normal use state of the product, and should not be regarded as limiting.

As shown in FIG. 1 , a waterproof earphone connector provided by an embodiment of the present invention can be applied to mobile terminal products such as mobile phones and tablet computers. The above earphone connector includes a plastic body 1 and a terminal 2 connected to the plastic body 1 . The plastic body 1 has a jack 11 for inserting a plug of an earphone, which may be a jack with a diameter of 2.5 mm or 3.5 mm or other suitable specifications. The plastic body 1 has an insertion end surface for the terminal 2 to be inserted into, and the insertion end surface is one of the side surfaces of the plastic body 1 . Mounting holes 10 for the plug-in terminal 2 are provided on the plug-in end face to position the terminal 2 . The terminal 2 includes a base arm 23, a first elastic arm 21 and a second elastic arm 22. The base arm 23, the first elastic arm 21 and the second elastic arm 22 can be integrally punched and formed from metal sheets, and can be inserted into plastic easily and reliably. On the body 1, the production process is simple and the product cost is low. The installation hole 10 includes a first hole 101 communicating with the insertion hole 11 for inserting the base arm 23 and the first elastic arm 21 , and a second hole 102 for inserting the second elastic arm 22 . The plug-in end face of the plastic body 1 is connected with an elastic gasket 3 for sealing the plug-in end face of the plastic body 1. The elastic gasket 3 can seal the gap between the installation hole 10 and the terminal 2 to ensure that when the earphone jack 11 is immersed in water, Water cannot overflow into the mobile terminal through the bottom of the plastic body 1, so as to achieve the waterproof function, and then assemble and fix it through the upper and lower covers of the whole machine, so as to realize the complete waterproof function of the earphone, with good waterproof effect and product reliability. In a specific application, the elastic gasket 3 can be connected to the plastic body 1 by hot pressing, bonding and other means.

In a specific application, as shown in FIG. 1 , there are at least two mounting holes 10 and each mounting hole 10 is arranged adjacent to each other. side, the number of mounting holes 10 is equal to the number of terminals 2 and the mounting holes 10 are only set on one side of the socket 11, so that the terminals 2 are arranged on the same side of the socket 11, which greatly reduces the occupation of the terminals 2 space, thereby reducing the volume of the plastic body 1, which in turn facilitates thinning and thinning of mobile terminal products. Moreover, the terminal 2 can be inserted from the same surface and direction of the plastic body 1, which is convenient for assembly, is conducive to automatic operation, and has high product assembly efficiency, which is beneficial to reduce the cost of the product. Of course, the installation holes 10 and the terminals 2 can also adopt other suitable layouts, which all belong to the protection scope of the present invention.

Optionally, as shown in FIG. 1 , the first elastic arm 21 is connected to one end of the base arm 23 and stuck in the first hole 101 , and the second elastic arm 22 is connected to the other end of the base arm 23 and stuck in the second hole. Bit 102, easy to assemble the product.

Specifically, as shown in FIG. 1 , the second hole 102 passes through the side of the plastic body 1, and the second elastic arm 22 is bent and protrudes from the side wall of the plastic body 1, so that the second elastic arm 22 can be reliably spring on the circuit board.

Specifically, as shown in FIG. 1 , a locking hole is provided on the base arm 23 , and the locking hole may be circular or the like. The plastic body 1 is provided with a protrusion that can be snapped into the clamping hole to prevent the terminal 2 from falling off, and the structure has good reliability.

Specifically, as shown in FIG. 1 , the second elastic arm 22 is welded or abutted (spring pressed) on the circuit board, and the electrical contact performance is sufficient, which further improves the reliability of the product.

Specifically, as shown in FIG. 1 , the elastic gasket 3 can be a rubber part, such as a silicone part, etc., all of which belong to the protection scope of the present invention.

Specifically, as shown in FIG. 1 , at least three terminals 2 are provided, and each terminal 2 is located on the same side of the socket 11 .

Specifically, as shown in FIG. 1 , the plastic body 1 is provided with an inclined surface or an arc surface corresponding to the front end of the insertion hole 11 . One end of the insertion port of the plastic body 1 adopts a larger slope structure, which can better meet the requirements of large curved shells of electronic devices such as mobile phones, making the mobile phones and other devices more beautiful.

The utility model also provides a waterproof earphone connector, which improves the production process, reduces the product cost, and improves the waterproof performance of the product on the basis of the existing earphone connector structure. In this implementation, the product is composed of a plastic body 1 and more than three signal terminals 2. The plastic body 1 is escaped (reduced) and inserted into the terminal 2. The terminal 2 is composed of a base arm 23 and two elastic arms. The base arm 23 is provided with a card point to fix the terminal 2 on the plastic body 1. One end of the base arm 23 stretches out an elastic arm and bends to the other side of the plastic body 1. There is a terminal groove on this surface to prevent the terminal 2 from being in poor contact. , the earphone is fixed through the internal structure of the whole machine, the elastic arm of the terminal is in contact with the PCB in a spring-press manner, maintaining good signal transmission, the operation process is simple, and the work efficiency can be improved, thereby reducing the welding and assembly cost of the whole machine; the plastic body 1 and the other two There is no hole design on the surface. After the terminal 2 is assembled, an elastic gasket 3 similar to silicone material is used to seal the plug-in end surface on the body to ensure that when the earphone jack 11 is immersed in water, water cannot overflow into the device through the bottom of the plastic body 1. , so as to achieve the waterproof function, and then assemble and fix the upper and lower covers of the whole machine to realize the complete waterproof function of the earphones. Through the shrapnel-connected earphone structure, it can not only meet the needs of small, ultra-thin, and low-cost mobile phones, but also greatly improve the waterproof level of the earphones. The product has a high market competitive advantage.

The utility model also provides a mobile terminal, which has the above-mentioned waterproof earphone connector.

Specifically, the mobile terminal can be a mobile phone or a tablet computer, etc. The mobile phone has an upper case and a lower case, and the waterproof earphone connector is sandwiched between the upper case and the lower case.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements or improvements made within the spirit and principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (10)

1. A waterproof earphone connector, comprising a plastic body and a terminal connected to the plastic body, the plastic body has a jack, and the plastic body has a plug-in end surface for the terminal to be inserted into, the Mounting holes for inserting the terminal are provided on the plug-in end surface, and the feature is that the terminal includes a base arm, a first elastic arm and a second elastic arm, and the base arm, the first elastic arm and the second elastic arm The two elastic arms are integrally formed, and the installation hole includes a first hole communicating with the socket and used for inserting the base arm and the first elastic arm, and a second hole for inserting the second elastic arm The plug-in end face of the plastic body is connected with an elastic gasket. 2. The waterproof earphone connector according to claim 1, wherein the first elastic arm is connected to one end of the base arm and is stuck in the first hole, and the second elastic arm is connected to The other end of the base arm is locked in the second hole. 3. The waterproof earphone connector according to claim 1, wherein the second hole is connected to the side of the plastic body, and the second elastic arm is bent and protrudes from the plastic body. side walls of the body. 4 . The waterproof earphone connector according to claim 1 , wherein the base arm is provided with a locking hole, and the plastic body is provided with a protrusion that can be locked into the locking hole. 5 . 5. The waterproof earphone connector according to claim 1, wherein the second elastic arm is welded or abutted against the circuit board. 6. The waterproof earphone connector according to any one of claims 1 to 5, wherein the elastic gasket is a rubber member. 7. The waterproof earphone connector according to any one of claims 1 to 5, characterized in that there are at least three terminals. 8. The waterproof earphone connector according to any one of claims 1 to 5, wherein the plastic body is provided with an inclined surface or an arc surface corresponding to the front end of the jack. 9. A mobile terminal, characterized in that the mobile terminal has the waterproof earphone connector according to any one of claims 1-8. 10. The mobile terminal according to claim 9, wherein the mobile terminal is a mobile phone, the mobile phone has an upper case and a lower case, and the waterproof earphone connector is sandwiched between the upper case and the lower case between.