KR101136735B1 - Connector for earphone jack - Google Patents

Abstract

PURPOSE: An earphone jack connector is provided to adjust the leading end size of the earphone jack connector used for a compact portable terminal to the thickness of a portable terminal. CONSTITUTION: A top shell(30) is closely attached to an upper surface and an inclined surface of a housing. The top shell shields electromagnetic wave and reinforces the housing. A bottom shell is combined to the top shell. The bottom shell is closely attached to the lower surface and a side surface. The bottom shell shields electromagnetic wave and reinforces the housing.

Description

Connector for earphone jack {Connector for earphone jack}

The present invention relates to a connector for an earphone jack, and more particularly, to an earphone jack connector made of the shape of the front end of the housing so that the inlet of the insertion hole into which the plug of the earphone jack is inserted can be installed in accordance with the dimensions of the side of the product.

Various portable terminals such as mobile phones, PDAs, MP3s, and PSPs are widely used. In these portable terminals, earphones are used to listen to sound. The earphone provides a sound generated in the portable terminal to the user by being electrically connected by inserting a plug of the earphone jack into a connector installed in the portable terminal.

In recent years, the portable terminals are light and short in order to increase portability. In order to make the portable terminal light and small, the thickness of the portable terminal can only be reduced. In addition, since the earphone jack has a predetermined length and the thickness of the portable terminal is smaller than this, the inlet of the connector cannot be located at the front or the rear of the portable terminal.

Therefore, the connector to which the earphone jack is coupled is generally arranged to have an inlet opening to the side of the portable terminal. As such, when the inlet of the connector is disposed on the side of the portable terminal, the dimension of the side of the portable terminal, that is, the thickness, is restricted according to the dimension of the tip of the connector.

However, as the thickness of the portable terminal continues to decrease, the thickness of the portable terminal may be smaller than the size of the tip of the connector. In the case of adopting a curved shape to soften the external appearance of the portable terminal, the thickness may be reduced. Even if is larger than the size of the front end of the connector has a problem that the front end of the connector can not but protrude to the outside.

Accordingly, an object of the present invention is to solve the problems described above, and to provide the tip dimension of the connector for the earphone jack used in the light and small portable terminal according to the thickness of the portable terminal.

Another object of the present invention is to increase the strength of the connector for an earphone jack that can be used in a light and short portable terminal.

Still another object of the present invention is to ensure the elastic operation of the terminal while reducing the thickness of the earphone jack connector.

According to a feature of the present invention for achieving the object as described above, the present invention is a housing that is formed in the insertion hole to be opened to the tip and the inclined surface is formed obliquely to the tip to form the inlet edge of the insertion hole, the interior of the housing A terminal which is installed in the terminal and performs electrical connection with a plug inserted into the insertion hole, an upper shell which is in close contact with the upper surface and the inclined surface of the housing to perform electromagnetic shielding and reinforcement of the housing, is coupled to the upper shell, and the housing And a lower shell in close contact with the lower surface and the side surface of the housing to perform electromagnetic shielding and reinforcement of the housing, and when the terminal is electrically connected to the plug, a space for elastic deformation of the deformable part in contact with the plug is provided. An elastic deformation space is formed in the housing.

The outer surface of the housing is provided with a step so that the portion where the upper shell and the lower shell is seated is relatively low, the height of the step is equal to the thickness of the upper shell and the lower shell.

A through part is formed on the bottom surface of the housing so that the insertion hole and the outside communicate with each other, and an auxiliary housing is installed in the through part to fix the terminal to the housing.

The auxiliary housing is integrally formed in the housing and the terminal is integrally installed by insert molding in which the auxiliary housing and the housing are integrally formed.

A front end groove is formed at a lower end of the inclined surface at both ends of the housing so that the lower shell is hooked, and a lower hook jaw is formed at both sides of the housing to protrude, so that the lower shell is coupled to an upper side of the upper surface of the housing. A hook groove is formed to allow the upper shell to be coupled.

The upper shell is the upper shell body formed in a shape corresponding to the upper surface of the housing, the front end of the upper shell body extending on both sides of the front end and the end hanger legs that the end is hooked to the front end of the housing, and the upper Protruding from both sides of the rear end of the shell body is in close contact with both sides of the housing and comprises a hanger leg is formed a hanger slit.

The lower shell has a lower shell body having a shape corresponding to the lower surface of the housing, protruded on both sides of the front end of the lower shell body, a hook piece that is hooked to the front end groove of the housing, and both sides of the lower shell body. And a side wall portion which is formed to be bent in contact with the side of the housing and is formed with a hook hole through which the lower hook jaw is hooked, and a hook tool extending from the side wall portion and caulking through the hook slit of the upper shell. .

The elastic deformation space is a front elastic deformation space formed on the lower end of the housing, an intermediate elastic deformation space formed on the portion corresponding to the auxiliary housing, and a rear elastic deformation space formed on the rear lower surface of the housing, The lower shell body corresponding to the tip elastic deformation space and the intermediate elastic deformation space is formed with a tip through portion and an intermediate through portion, respectively.

According to another feature of the invention, the present invention is the insertion hole is formed to be open to the tip and the inclined surface is formed obliquely to the tip to form the inlet edge of the insertion hole and the step is formed on the outer surface relative to the rear end side A housing formed to be low, a terminal installed in the housing to perform electrical connection with a plug inserted into the insertion hole, an upper shell body seated on an upper surface of the housing, and a tip hanger leg in close contact with the inclined surface. And an upper shell for reinforcing the electromagnetic shielding and the housing, and a lower shell body coupled to the upper shell and in close contact with the lower surface of the housing and a sidewall part in close contact with the side of the housing. It is configured to include a lower shell to perform.

A hook jaw is formed in the upper shell body so as to be hooked to the upper hook groove of the upper surface of the housing, and the tip of the front end leg leg of the upper shell is wrapped around the upper surface, the front end surface and the lower surface of the housing at the front end of the housing, and the upper shell Both rear end legs of the body are formed to protrude.

The lower shell body has a hook piece which is hooked to the front end of the housing at the front end of the lower shell body is formed on both ends, and the side wall portion of the lower shell is hooked to the hook slits formed on both hook legs of the upper shell It is provided and joined by caulking.

When the terminal is electrically connected to the plug, an elastic deformation space is provided in the housing at a plurality of places to provide a space for the deformation portion in contact with the plug to elastically deform, the position corresponding to the deformation portion formed in the terminal Is formed.

A through portion corresponding to the shape of the elastic deformation space is further formed in the lower shell body of the lower shell corresponding to the position of the housing in which the elastic deformation space is formed.

The tip hanger leg of the upper shell is provided with an interference avoiding portion that allows the hanger piece of the lower shell to be hooked to the tip hanger groove at a position corresponding to the tip hanger groove of the housing.

In the connector for an earphone jack according to the present invention, the following effects can be obtained.

In the present invention, since the outer surface of the front end of the connector is formed to be inclined, even if the thickness of the portable terminal in which the connector is used becomes relatively thin, it can be installed in the portable terminal accordingly, and thus, the light and small size of the portable terminal can be obtained.

In addition, in the present invention, the first shell and the second shell are configured to be coupled to each other at both sides of the housing even if the dimensions of the connector decrease toward the housing tip of the connector and the tip portion of the insertion hole is exposed, thereby reinforcing the appearance of the housing. There is an effect that the strength of the connector as a whole is reinforced.

In addition, in the present invention, since the elastic deformation space that can be elastically deformed when the respective terminals are coupled to the plug in the housing, the effect of being able to reduce the size of the housing lightly short and small while maintaining the operating characteristics of the terminals sufficiently. have.

1 is a perspective view showing the appearance configuration of a preferred embodiment of the connector for earphone jack according to the present invention.
Figure 2 is an exploded perspective view showing the configuration of an embodiment of the present invention.
3 is a perspective view showing a housing constituting an embodiment of the present invention.
Figure 4 is a perspective view showing the configuration of the first and second shell constituting an embodiment of the present invention.
Figure 5 is a perspective view showing the configuration of the rear shell constituting the embodiment of the present invention.

Hereinafter, the configuration of a preferred embodiment of the connector for earphone jack according to the present invention will be described in detail.

As shown in the figure, the housing 10 is made of an insulating synthetic resin material. The housing 10 has a hexahedron shape in which the front end is inclined. The insertion hole 12 is formed by penetrating back and forth inside the housing 10. The insertion hole 12 is inserted into the plug of the earphone jack.

An inclined surface 14 is formed at the tip of the housing 10 to be inclined downward toward the tip based on the drawing. As the inclined surface 14 is formed, the inlet area of the insertion hole 12 becomes relatively large. The inclined surface 14 forms a tip inlet edge of the insertion hole 12. As the inclined surface 14 is formed in this way, the thickness of the front end of the connector is reduced, and the width of the corresponding portion of the product in which the connector is used can be made relatively small.

End hook grooves 16 are formed at ends of the inclined surface 14, respectively. The front hook groove 16 is formed to be recessed on the outer surface of the housing 10, the hook piece 44 of the lower shell 40 to be described below is hooked.

Upper hook grooves 17 are formed on both sides of the upper middle portion of the housing 10, respectively. The hook hanger 34 of the upper shell 30 to be described below is located in the upper hook groove 17 is hanged.

Lower hanger jaws 18 protrude from both sides of the housing 10, respectively. The lower hook jaw 18 is formed on one side of the two at a predetermined distance interval. The lower hook jaw 18 is hooked to the hook hole 47 of the lower shell 40 to be described below.

Looking at the outer surface of the housing 10, the rear end surface is protruded relatively more than the front end surface side. By such a configuration, a step 19 is formed on the outer surface of the housing 10. The step 19 is formed surrounding the outer surface of the housing 10. The height of the step 19 is preferably equal to the thickness of each of the upper shell 30 and the lower shell 40 to be described below.

A tip elastic deformation space 20 is formed at the tip of the housing 10 corresponding to the inlet of the insertion hole 12. The tip elastic deformation space 20 provides a space for allowing the deformation portion 71 ′ of the first terminal 71 to be described below to be elastically deformed.

As shown in FIG. 3, a lower end elastic deformation space 22 is formed in the lower portion of the housing 10 to open to the rear end bottom of the housing 10. The rear end elastic deformation space 22 provides a space for elastic deformation of the deformation piece 62 of the first switch 58 to be described below.

The through part 24 is formed at the lower end of the housing 10. The through part 24 communicates the insertion hole 12 with the outside. The through part 24 is provided with an auxiliary housing 26 to be described below. The auxiliary housing 26 is made of the same material as the housing 10 to block the through part 24. For reference, if it is possible to insert molding the first to third terminals 71, 72, and 73 to be described below, the auxiliary housing 26 may be integrally formed with the housing 10.

An intermediate elastic deformation space 28 is formed in the auxiliary housing 26. The intermediate elastic deformation space 28 is a portion where the deformation portion 73 ′ of the third terminal 73 to be described below is located. The intermediate elastic deformation space 28 provides a space in which the deformation part 73 ′ of the third terminal 73 can elastically deform. For reference, the front elastic deformation space 20, the rear elastic deformation space 22 and the intermediate elastic deformation space 28 are formed through the housing 10 and the auxiliary housing 26 in the present embodiment, but not necessarily It doesn't have to be that way. That is, the deformation spaces 20, 22, 28 may be made in the form of grooves.

The upper shell 30 surrounds the upper end surface of the housing 10 to perform an electromagnetic shielding role. Of course, the upper shell 30 also serves to reinforce the strength of the housing 10. The upper shell 30 is to be used in conjunction with the lower shell 40 to be described below, it is made of a metal material.

The upper shell 30 has a plate-shaped upper shell body 32 corresponding to the front end surface of the housing 10 forms a skeleton. The upper shell body 32 is substantially plate-like, and the hook chin 34 is formed on both ends thereof is hooked to the upper hook groove (17). The hanger 34 is formed by cutting and bending a portion of the upper shell body 32. The hook jaw 34 is plastically deformed and seated in the upper hook groove 17 to prevent the upper shell 30 from moving in the longitudinal direction of the housing 10.

Front end of the upper shell body 32, the front end legs 36 are extended side by side to extend in a long direction forward. The tip hanger leg 36 extends to the tip of the housing 10 along the inclined surface 14. Therefore, the tip hanger legs 36 extend downwardly inclined. The tip end of the front end leg 36 is made in a shape corresponding to the shape of the corresponding front end of the housing 10, the substrate contact portion 36 'is formed to be bent' '' shape. The substrate contact portion 36 ′ is positioned to be in close contact with the bottom surface of the housing 10 to allow the upper shell 30 to be walked on the housing 10 and to perform electrical connection with the outside of the connector. .

An interference avoiding portion 37 is formed in a quadrangular shape at the tip of the tip hanger leg 36. The interference avoiding portion 37 has a shape corresponding to the tip hanger groove 16 of the housing 10, the interference avoiding portion 37 is the lower shell 40 which is hooked to the tip hanger groove 16 This is to avoid the interference with the hanger piece 44 of the.

Both ends of the upper shell body 32 are provided with both end leg legs 38 to be in close contact with both sides of the housing 10. Both end leg legs 38 have a predetermined width, and the shape thereof corresponds. It is a shape that can be in close contact with the outer surface of the housing 10 to be.

At the front end of the hanger legs 38, a hanger slit 39 through which the hanger 48 of the lower shell 40 to be described below passes through is formed by a predetermined length. A substrate contacting portion 38 ′ is formed at the front end of the hanger leg 38. The substrate contact portion 38 ′ extends in a direction perpendicular to the upper shell body 32.

The lower shell 40 is made of a metal material and is combined with the upper shell 30 to surround the outer surface of the housing 10. The lower shell 40 also performs the function of reinforcing the strength of the housing 10 and the electromagnetic shielding function like the upper shell 30.

In the lower shell 40 as described above, a plate-shaped lower shell body 42 having a shape corresponding to the lower surface of the housing 10 forms a skeleton. A front end portion 43 is formed at a position corresponding to the front end elastic deformation space 20 of the housing 10 in the lower shell body 42. The tip through portion 43 is to avoid interference with the deformation portion 71 ′ of the first terminal 71 located in the tip elastic deformation space 20. The lower shell body 42 is also formed with an intermediate through portion 43 '. The intermediate through portion 43 ′ is formed in a shape corresponding to a position corresponding to the intermediate elastic deformation space 28 of the auxiliary housing 26. The intermediate through portion 43 'is to avoid interference with the deformation portion 73' of the third terminal 73, which will be described below.

On both sides of the front end of the lower shell body 42, a hook piece 44 to be engaged with the front end groove 16 of the housing 10 is formed. The hook piece 44 is formed to be bent in a substantially 'c' shape at the tip of the lower shell body 42, the tip extends substantially parallel to the surface of the lower shell body 42.

Side walls 46 are formed along both sides of the lower shell body 42. The side wall portion 46 is formed to be bent orthogonal to the lower shell body 42, the lower hook jaw 18 of the housing 10 is hooked. Hook holes 48 are bent at both rear ends of the side wall portion 46. The hook 48 is hooked to both ends of the hook leg 38 through the hook slit 39 of the upper shell (30).

Substrate contact portions 49 are formed at both ends of the lower shell body 42 to protrude. The substrate contact portion 49 extends in a direction orthogonal to the lower shell body 42.

The rear shell 50 is installed at the rear end of the housing 10. The rear shell 50 is made of a metal material, the back plate 52 is in close contact with the back of the housing 10 is provided in a rectangular plate shape. The back plate 52 is perforated with a through hole 52 '. Both side surfaces of the rear plate 52 are provided with side plates 54 which are inserted and installed inside the rear end of the insertion hole 12 of the housing 10. One of the side plates 54 has a cutout 54 '. The cutout 54 'allows the movable piece 68 of the second switch 66 to be described below to pass through. The other side side plate 54 of the rear shell 50 is provided with a substrate contact portion 56 protrudes.

The first switch 58 is made of a metal material. The first switch 58 is for detecting that the plug of the earphone jack is inserted into the insertion hole 12. The first switch 58 is provided with a first body plate 60 located inside the insertion hole 12 of the housing 10. The first body plate 60 forms a skeleton of the first switch 58. One side of the first body plate 60 is provided with a deformation piece 62. The deformable piece 62 extends from one side of the first body piece 60 and is bent vertically at an intermediate portion. The deformable piece 62 is elastically deformable.

The substrate contact portion 64 extends in parallel with the deformation piece 62. The substrate contact portion 64 is positioned through a slit (not shown) formed in the housing 10 so that one side thereof extends from the inside of the insertion hole 12 of the housing 10 to the outside.

An insertion piece 65 is provided on the other side of the first body plate 60 on the opposite side where the deformable piece 62 and the substrate contact portion 64 are formed. The insertion piece 65 is a part inserted into an insertion slit (not shown) formed to be opened to the rear end of the housing 10. The insertion piece 65 is formed in a substantially rectangular plate shape.

The second switch 66 is installed adjacent to the deformation piece 62 of the first switch 58. The second switch 66 is inserted into the rear end of the insertion hole 12 of the housing 10 is installed. The second body plate 67 forms a skeleton of the second switch 66. The second body plate 67 is formed in a substantially rectangular plate shape, and is provided with a movable piece 68 extending from one side and facing the second body plate 67. The movable piece 68 is pushed by a plug inserted into the insertion hole 12 to elastically deform the deformed piece 62 of the first switch 58 so that the deformed piece 62 is the rear shell 50. To be separated from the side plate 54. To this end, the tip of the movable piece 68 has a portion bent to protrude.

The second body plate 67 of the second switch 66 is also provided with a substrate contact portion 70, wherein the substrate contact portion 70 is parallel to the substrate contact portion 64 of the first switch 58. ) Is installed through the slit.

It will be described below that the connector for the earphone jack according to the present invention having the configuration as described above is used and assembled.

In the connector of the present invention, the first, second, third terminals 71, 72, and 73 are installed in the insertion hole 12 of the housing 10 together with the auxiliary housing 26. At this time, the deformation portion 71 ′ of the first terminal 71 is located in or adjacent to the intermediate elastic deformation space 28. The deformable portion 73 ′ of the third terminal 73 is located in the tip elastic deformation space 20. The deformable portion 72 ′ of the second terminal 72 is located at one side of the insertion hole 12 corresponding to the first and third terminals 71 and 73. For reference, the first, second, third, and terminals 71, 72, and 73 are used for grounding, a microphone, and a speaker. The second switch 66 may also be used for the speaker.

The first, second, third terminals 71, 72, and 73 may be integrally installed in the housing 10 through insert molding. In this case, the auxiliary housing 26 is integrated into the housing 10 without being made separately.

At the rear end of the housing 10, the first switch 58, the second switch 66, and the rear shell 50 are inserted into the rear end of the insertion hole 12. The substrate contact portion 64 of the first switch 58, the substrate contact portion 70 of the second switch 66, and the substrate contact portion 56 of the rear shell 50 pass through the slit at the rear end of the housing 10. It is installed to extend to the outside.

Finally, the upper shell 30 and the lower shell 40 are installed to surround a relatively low surface with respect to the step 19 of the outer surface of the housing 10. To this end, the upper shell 30 and the lower shell 40 are installed to surround the upper and lower surfaces of the housing 10. That is, first, the upper shell 30 is mounted on the housing 10. The hanger 34 of the upper shell 30 is plastically deformed so as to enter the upper hanger groove 17 in a state in which the hanger 34 is located at a position corresponding to the upper hanger groove 17.

The tip portion of the tip hook leg 36 allows the interference avoiding portion 37 to be positioned in the tip hook groove 16. That is, the front end of the front end leg leg 36 is installed so as to surround the front end, upper and lower surfaces of the housing 10 on both sides of the front end of the housing 10.

Next, the lower shell 40 is positioned on the lower surface of the housing 10. At this time, the hook hole 48 is to pass through the hook slit 39, the hook piece 44 is positioned so as to correspond to the front end hook groove (16). Of course, at this time, the lower hook jaw 18 of the housing 100 is seated in the hook hole 47 to be walked.

The hook tool 48 and the hook piece 44 are respectively coupled to each other through work such as caulking after assembly with the upper shell 30. At this time, the plastic deformation of the hanger 34 may be performed at the same time.

The assembled connector is installed inside the portable terminal so that the tip of the housing 10 is exposed to the outer surface of the portable terminal to expose the inlet of the insertion hole 12. The presence of the inclined surface 14 of the housing 10 causes the case forming the appearance of the portable terminal to be made in a shape corresponding thereto.

As such, when the upper shell 30 and the lower shell 40 are coupled to each other and tightly wrapped on the upper and lower surfaces of the housing 10 in the connector of the present invention installed in the portable terminal, the strength of the housing 10 is relatively increased. A reinforcing effect can be obtained. Therefore, while the inclined surface 14 is formed at the front end of the housing 10, the strength of the connector can be sufficiently maintained even if the thickness of the housing 10 becomes thinner toward the front end of the housing 10.

In addition, the front end elastic deformation space 20, the intermediate elastic deformation space 28, and the rear elastic deformation space 22 are formed in the housing 10, so that the deformation parts 71 ′ of the terminals 71, 72, and 73 are formed. 72 ', 73') to secure a space for elastic deformation. Such a structure provides a space allowance for making the housing 10 relatively small.

It will be described that the connector of the present invention is installed and used in a portable terminal. When the plug of the earphone jack is inserted into the insertion hole 12 of the housing 10, the deformation parts 71 ′, 72 ′ of the first, second, and third terminals 71, 72, and 73 at the respective positions of the plug. , 73 'contact and the movable piece 68 of the second switch 66 also comes in contact with the plug. Such contact makes electrical connection to perform various functions related to the earphone. That is, it plays a role of a microphone, a speaker, and a ground.

The scope of the present invention is not limited to the embodiments described above, but is defined by the claims, and various changes and modifications can be made by those skilled in the art within the scope of the claims. It is self evident.

For example, the first and second switches 58 and 66 are not necessarily used. It may not be used depending on the function of the connector. The number of terminals 71, 72, and 73 can also be adjusted according to the available functions. The same is true of the rear shell 50.

10: housing 12: insertion hole
14: slope 16: tip hanger groove
17: upper hook groove 18: lower hook jaw
19: step 20: tip elastic deformation space
22: rear elastic deformation space 24: through part
26: auxiliary housing 28: intermediate elastic deformation space
30: upper shell 32: upper shell body
34: hanger 36: end hook
36 ': substrate contact portion 37: interference avoiding portion
38: hanger legs 39: hanger slits
40: lower shell 42; Lower shell body
43: end penetration 43 ': intermediate penetration
44: hanger 46: side wall
47: hanger 48: hanger
49: substrate contact portion 50: rear shell
52: back plate 52 ': through hole
54: side plate 54 ': cutout
56: substrate contact portion 58: the first switch
60: first body plate 62: deformed piece
64: substrate contact portion 65: insertion piece
66: second switch 68: movable piece
70: substrate contact portion 71: first terminal
71 ': Deformation part 71 ": Board connection part
72; Second terminal 72 ': deformation part
72 ": substrate connection 73: third terminal
73 ': Deformation part 73 ": Board connection part

Claims (14)

An insertion hole is formed to be open to the tip and an inclined surface is formed to be inclined at the tip to form an inlet edge of the insertion hole;
A terminal installed inside the housing to perform electrical connection with a plug inserted into the insertion hole;
An upper shell in close contact with the upper surface and the inclined surface of the housing to perform electromagnetic shielding and reinforcement of the housing;
It is coupled to the upper shell and in close contact with the lower surface and the side of the housing comprises a lower shell for performing the electromagnetic shielding and reinforcement of the housing,
And an elastic deformation space formed in the housing when the terminal is electrically connected to the plug, the elastic deformation space providing a space in which the deformation portion in contact with the plug may elastically deform.
According to claim 1, wherein the outer surface of the housing is provided with a step so that the portion where the upper shell and the lower shell is seated relatively low, the height of the step is characterized in that the same as the thickness of the upper shell and the lower shell Connector for earphone jack.

The connector of claim 2, wherein a through part is formed in the bottom surface of the housing so as to communicate with the outside of the insertion hole, and an auxiliary housing is installed in the through part to fix the terminal to the housing.
4. The connector for an earphone jack according to claim 3, wherein the auxiliary housing is integrally formed in the housing and the terminal is integrally installed by insert molding in which the auxiliary housing and the housing are integrally formed.
According to claim 3 or 4, wherein the front end of the housing is formed with a front end groove in the lower end of the inclined surface and the lower shell is hooked, the lower hook jaw protrudes on both sides of the housing is formed a lower shell And an upper hook groove is formed at both sides of the upper surface of the housing so that the upper shell is coupled.
According to claim 5, wherein the upper shell is an upper shell body formed in a shape corresponding to the upper surface of the housing, the front end extending from both sides of the front end of the upper shell body seated on the inclined surface and the front end is the end of the housing Earphone jack connector, characterized in that it comprises a hook leg and both ends of the hook protruding from both sides of the rear end of the upper shell body to be in close contact with both sides of the housing and the hook slit is formed.
The method of claim 6, wherein the lower shell is a lower shell body that is shaped to correspond to the lower surface of the housing, the hook piece is formed to protrude on both sides of the front end of the lower shell body, and hooked to the front end groove of the housing, A side wall portion which is bent from both sides of the lower shell body and is formed in close contact with the side of the housing and is formed with a hook hole through which the lower hook jaw hangs, and a hook extending from the side wall portion and caulking through the hook slit of the upper shell; Connector for earphone jack, characterized in that configured to include a sphere.
According to claim 7, wherein the elastic deformation space is the front end elastic deformation space formed in the lower end of the housing, the intermediate elastic deformation space formed in the portion corresponding to the auxiliary housing, the rear end formed on the lower end of the housing Earphone jack connector, characterized in that the elastic deformation space, the bottom shell body corresponding to the front elastic deformation space and the intermediate elastic deformation space is formed with a front end portion and an intermediate through portion, respectively.

A housing in which an insertion hole is formed to be opened to the front end, and an inclined surface is formed to be inclined at the front end to form an inlet edge of the insertion hole, and a step is formed on the outer surface so that the front end side of the outer surface is formed relatively lower than the rear end side;
A terminal installed inside the housing to perform electrical connection with a plug inserted into the insertion hole;
An upper shell having an upper shell body seated on an upper surface of the housing and a tip hook leg in close contact with the inclined surface to perform electromagnetic shielding and reinforcement of the housing;
Earphone jack connector, characterized in that it comprises a lower shell body coupled to the upper shell and in close contact with the lower surface of the housing and a lower side shell to be in close contact with the side of the housing to perform electromagnetic shielding and reinforcement of the housing. .
10. The method of claim 9, wherein the upper shell body is formed with a hook jaw is hooked to the upper hook groove of the upper surface of the housing and the tip end of the upper end of the upper shell wraps around the upper surface, the front end surface and the lower surface of the housing at the front end of the housing Hanging, the connector for the earphone jack, characterized in that the rear end of both ends of the upper shell body protruding leg legs are formed.
The hanger according to claim 10, wherein the lower shell body has hook pieces which are hooked to the front end of the housing at the front end of the lower shell body, and the hanger slits which are formed at both end hook legs of the upper shell on the side wall of the lower shell. Connector for earphone jack, characterized in that the hook is provided on the hook is coupled by the caulking.
12. An elastic deformation space according to any one of claims 9 to 11, wherein a plurality of elastic deformation spaces are provided in the housing in such a way that, when the terminal is electrically connected to the plug, a deformation portion in which the terminal contacts the plug provides a space for elastic deformation. Is formed, the connector for the earphone jack, characterized in that formed in a position corresponding to the deformation formed in the terminal.
The connector of claim 12, wherein the lower shell body of the lower shell corresponding to the position of the housing in which the elastic deformation space is formed is further formed with a through portion corresponding to the shape of the elastic deformation space.
15. The earphone jack according to claim 13, wherein the front end hook leg of the upper shell is formed with an interference avoiding part allowing the hook piece of the lower shell to be engaged with the front end hook groove at a position corresponding to the front end hook groove of the housing. connector.

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