CN205944656U - Connector - Google Patents

Abstract

The utility model provides a connector, which is composed of hermaphroditic contact terminals with a small number of components. The object is a connector having a contact terminal (20) having the same shape as a mating contact terminal (70) that is a contact terminal of a mating connector. The contact terminal (20) has a first contact portion (23) and a second contact portion (26) formed integrally with each other, and the first contact portion (23) has a first The contact part (73) has the same shape, and the second contact part (26) has the same shape as the second contact part (76) of the counterpart side connector. The first contact part (23) and the second contact part (26) are arranged so as to be aligned in a front-rear position when a direction of insertion and extraction with respect to the mating connector is a front-rear direction.

Description

Connector

technical field

The utility model relates to a hermaphroditic connector.

Background technique

Conventionally, a connector (so-called hermaphroditic connector) is known in which the shape of the contact terminal is the same as that of the contact terminal of the counterpart connector. For example, JP-A-49-104173 discloses connectors 10 and 12 having hermaphroditic contacts 20 and leaf springs 42 for pressing and deflecting the contacts 20 .

However, in the connector disclosed in Japanese Patent Application Laid-Open No. 49-104173, since a leaf spring is required for pressing and deflecting the contacts, the number of parts increases.

Utility model content

The present invention is intended to solve the above-mentioned problems, and an object of the present invention is to constitute a hermaphroditic connector having contact terminals with a small number of parts.

(1) In order to solve the above-mentioned problems, a connector according to an aspect of the present invention has a contact terminal having the same shape as the contact terminal on the counterpart side as a contact terminal of the connector on the counterpart side. The mating contact terminal has a mating first contact portion and a mating second contact portion integrally formed with each other, and the mating second contact portion is fitted when the connector is fitted into the mating connector. Elastic deformation occurs front and rear, the contact terminal has a first contact portion and a second contact portion integrally formed with each other, the first contact portion has the same shape as the first contact portion on the opposite side, the The second contact portion has the same shape as the second contact portion on the counterpart side, and the first contact portion is connected to the counterpart side connector in a state where the connector is engaged with the counterpart connector. The second contact portion is in contact with the mating first contact portion in a state where the connector is fitted with the mating connector, and the first contact is in contact with the mating first contact portion. The portion and the second contact portion are arranged so as to be aligned in the front-rear position when the insertion/extraction direction with respect to the mating connector is the front-rear direction.

In this structure, when the connector is mated with the mating connector, the first contact portion of the connector contacts the second contact portion of the mating side, and the second contact portion of the connector contacts the second contact portion of the mating side. One touch head contact. Thereby, both connectors (the connector and the counterpart connector) can be electrically connected.

In addition, in this structure, the contact terminals of the two connectors formed to be fitted with each other have the same shape. Accordingly, since the contact terminals used for the two connectors can be commonly used, it is possible to provide a cost-effective connector.

Also, in this structure, the first contact portion is integrally formed with the second contact portion. In addition, in this structure, the second contact portion is elastically deformed before and after the connector is fitted with the mating connector. That is, according to this configuration, the contact pressure can be ensured without providing another member (leaf spring) for pressing and deflecting the contact portion as in the past.

Therefore, according to this configuration, it is possible to configure a connector having hermaphroditic contact terminals with a small number of parts.

Also, in this structure, the first contact portion and the second contact portion are arranged so that their front and rear positions facing each other are aligned. In this way, the length (dimension in the front-rear direction) of the connector can be shortened compared with, for example, a case where the front-rear positions of the first contact part and the second contact part are shifted. That is, according to this configuration, it is possible to reduce the size of the connector.

(2) Preferably, the first contact portion is in contact with a mating-side plate spring portion of the mating-side second contact portion in a state where the connector is fitted with the mating-side connector. The second contact portion has a leaf spring portion, and the leaf spring portion is in contact with the first contact portion on the mating side in a state where the connector is fitted to the mating connector.

In this configuration, the elasticity of the second contact portion that contacts the counterpart first contact portion can be easily ensured by the leaf spring portion formed in the shape of a leaf spring.

(3) More preferably, the second contact portion has a pair of leaf spring portions, and when the connector is fitted with the mating connector, the pair of leaf spring portions clamp Hold the first contact portion on the opposite side.

In this configuration, in a state where the connector is fitted with the mating connector, the mating first contact portion is sandwiched and held by the pair of leaf spring portions included in the second contact portion. Accordingly, the contact pressure between the contact terminal and the mating contact terminal can be increased.

(4) More preferably, the connector further includes a housing having the same shape as the counterpart housing in which the counterpart contact terminal is accommodated or capable of housing the counterpart contact terminal. , and the contact terminal is accommodated inside or can accommodate the contact terminal, and the connector has: a first cover portion covering the insertion direction side of the first contact portion from the insertion direction side part, the insertion direction is the direction in which the connector is inserted into the counterpart side connector; and a pair of second cover parts, which respectively cover the insertion position on each of the leaf spring parts from the insertion direction side. direction side part.

In this configuration, the portion of the contact terminal on the insertion direction side is covered by the first cover portion and the second cover portion. In this way, for example, when the operator fits the connector with the mating connector, the operator's fingers can be prevented from coming into contact with the contact terminals to cause electric shock.

(5) More preferably, a gap portion is formed between the pair of second cover portions, and the mating first contact portion is inserted into the mating connector when the connector is mated with the mating connector. In this gap portion, a portion of the pair of leaf spring portions that is in contact with the first contact portion on the opposite side can be seen from the gap portion when viewed from the insertion direction side, and can be seen from the gap portion when viewed from the insertion direction side. Elastic deformation occurs in a direction intersecting the insertion and extraction directions.

According to this configuration, when the connector is fitted to the mating connector, the mating first contact portion enters into the connector through the gap portion formed between the pair of second cover portions. And, in the state where the first contact portion of the counterpart side pushes the portion of the pair of plate spring portions that is in contact with the first contact portion of the counterpart side so as to be opened, the mating of the connector and the counterpart connector is completed. . That is, according to this configuration, it is possible to provide a connector in which the second contact portion and the counterpart first contact portion (and the first contact portion and the counterpart second contact portion) can be reliably brought into contact, and Can properly prevent the electric shock of the operator.

Utility Model Effect

According to the present invention, it is possible to configure a connector having hermaphroditic contact terminals with a small number of components.

Description of drawings

FIG. 1 is a perspective view showing a state where a connector according to an embodiment of the present invention is fitted to a mating connector.

FIG. 2 is a view of the connector shown in FIG. 1 and the mating connector as viewed from the II direction.

Fig. 3 is a cross-sectional view along line III-III of Fig. 2 .

Fig. 4 is a sectional view taken along line IV-IV of Fig. 2 .

5 is a perspective view showing contact terminals and mating contact terminals in a state where the connector is fitted with the mating connector.

Fig. 6 is a perspective view showing the connector according to the embodiment of the present invention.

Fig. 7 is a view of the connector shown in Fig. 6 viewed from the front side.

Fig. 8 is a view of the connector shown in Fig. 6 viewed from the side.

Fig. 9 is a sectional view taken along line IX-IX of Fig. 8 .

Fig. 10 is a sectional view taken along line X-X of Fig. 8 .

FIG. 11 is a perspective view of the housing shown in FIG. 6 .

Fig. 12 is a view of the casing shown in Fig. 11 viewed from the front side.

Fig. 13 is a perspective view of the contact terminal shown in Fig. 5 .

14 is a perspective view schematically showing the shape of a contact terminal of a connector according to a modified example.

15 is a perspective view showing a state where the contact terminal shown in FIG. 14 is fitted to a mating contact terminal having the same shape as the contact terminal.

16 is a perspective view schematically showing the shape of a contact terminal of a connector according to a modified example.

FIG. 17 is a side view showing a state where the contact terminal shown in FIG. 16 is fitted to a mating contact terminal having the same shape as the contact terminal.

Label description

1, 100, 200: connector; 20, 120, 220: contact terminal; 23, 223: convex terminal; 26, 226: concave terminal; 123: first contact; 126: second contact ; 50, 150, 250: Connector on the other side; 70, 170, 270: Contact terminal on the other side; 73, 273: Convex terminal on the other side (first contact on the other side); 76, 276: Concave on the other side Terminal part (second contact part on the other side); 173: first contact part on the other side; 176: second contact part on the other side.

detailed description

Hereinafter, the form for implementing this invention is demonstrated, referring drawings. The utility model can be widely applied to connectors with the same shape.

FIG. 1 is a perspective view showing a state where a connector 1 and a mating connector 50 according to the embodiment of the present invention are fitted. Furthermore, FIG. 2 is a view of the connector 1 and the counterpart connector 50 shown in FIG. 1 viewed from the II direction. Also, FIG. 3 is a cross-sectional view along line III-III in FIG. 2 . Furthermore, FIG. 4 is a sectional view taken along line IV-IV of FIG. 2 . 5 is a perspective view showing the contact terminal 20 and the mating contact terminal 70 in a state where the connector 1 is fitted with the mating connector 50 . Moreover, FIG. 6 is a perspective view which shows the connector 1 which concerns on embodiment of this invention. In addition, FIG. 7 is a view of the connector 1 shown in FIG. 6 viewed from the front side. In addition, FIG. 8 is a diagram of the connector 1 shown in FIG. 6 viewed from the side. Moreover, FIG. 9 is a sectional view taken along line IX-IX of FIG. 8 . Furthermore, FIG. 10 is a cross-sectional view taken along line X-X in FIG. 8 .

In addition, in each figure, for convenience of description, the direction indicated by the arrow written as "right" is called the right side, the direction indicated by the arrow written as "left" is called the left side, and the direction indicated by the arrow written as "left" is called the left side, and the direction indicated by the arrow written as "upward" is called "upward". The direction indicated by the arrow of "is called the upper side or above, the direction indicated by the arrow marked "down" is called the lower side or below, and the direction indicated by the arrow marked "front" is called the front side or The front and the direction indicated by the arrow written as "rear" are referred to as the rear side or the rear. The front is the direction in which the connector 1 is inserted into the counterpart connector 50 when mated with the counterpart connector 50 (insertion direction), and the rear is the direction in which the connector 1 is pulled out from the counterpart connector 50 (extraction direction). .

The connector 1 of this embodiment is a so-called genderless connector that has no polarity. By fitting the connector 1 with the counterpart connector 50 having the same shape as the connector 1 , the equipment on the cable 45 side connected to the connector 1 and the cable 95 connected to the counterpart connector 50 can be connected to each other. electrical connection to the device on the side. Hereinafter, for convenience of description, the connector to be fitted with the connector 1 will be described as the mating connector 50 , and the connector 1 and the mating connector 50 have the same shape as described above. That is, the mating side connector 50 is also a connector according to the embodiment of the present invention similarly to the connector 1 .

[the whole frame]

The connector 1 has a housing 2 and contact terminals 20 inserted into and fixed in the housing 2 .

[Structure of the housing]

FIG. 11 is a perspective view of the casing 2 shown in FIG. 6 . In addition, FIG. 12 is a view of the casing 2 shown in FIG. 11 viewed from the front side.

Referring to FIGS. 6 to 12 , the housing 2 has a cylindrical portion 3 , a lance portion 9 (see FIG. 9 ), a male terminal cover portion 10 and a female terminal cover portion 15 , which are integrally formed. The casing 2 is made of an insulating resin material.

The tube part 3 is a part which is elongated in the front-rear direction (insertion-extraction direction), and is formed in substantially square tube shape. The cylindrical part 3 has a square cylindrical base part 4, an upper extension part 5, and a lower extension part 6, which are integrally formed.

A square tube-shaped base 4 is provided as a part on the rear side (drawing direction side) of the tube part 3 . The square tube base 4 is formed in a square tube shape extending in the front-rear direction.

The upper extension portion 5 is provided as a front and upper portion of the cylindrical portion 3 . The upper extension part 5 is formed to extend forward from the upper part and the inner part of the front end part 4a of the square cylindrical base part 4 . By forming the upper extension portion 5 in this way, the outer step portion 7 is formed at a portion between the upper extension portion 5 and the square tube-shaped base portion 4 .

The lower extension portion 6 is provided as a front and lower portion of the cylindrical portion 3 . The lower extension part 6 is formed to extend forward from the lower part and the outer part of the front end part 4a of the square cylindrical base part 4 . By forming the lower extension portion 6 in this way, an inner step portion 8 is formed in a portion between the lower extension portion 6 and the square tube-shaped base portion 4 (see FIG. 10 ).

Referring to FIG. 9 , the lance portion 9 is a part formed on the inner side of the side wall portion on the left and right sides of the square tube-shaped base 4 of the housing 2, and is used to prevent the contact terminal 20 inserted into the housing 2 from Case 2 comes off. The lance portion 9 is formed to extend forward and inward from the inner portion of the side wall portion, and the front end thereof engages with the rear portion of the contact terminal 20 .

The male terminal cover portion 10 is formed to cover a male terminal portion 23 described later. The detailed shape of the male terminal cover portion 10 will be described later.

The female terminal cover portion 15 is formed to cover a female terminal portion 26 described later. The detailed shape of the female terminal cover portion 15 will be described later.

[Structure of contact terminal]

FIG. 13 is a perspective view of the contact terminal 20 shown in FIG. 5 . The contact terminal 20 is a member formed by bending a plate-shaped metal member by press working, and is formed to extend in the front-rear direction. The contact terminal 20 has a square tube portion 21 , a cable crimping portion 22 , a male terminal portion 23 (first contact portion), and a female terminal portion 26 (second contact portion), which are integrally formed.

The square tube portion 21 is a portion provided at the center portion in the front-rear direction of the contact terminal 20 . The square tube portion 21 has a square tube shape having openings on the front side and the rear side, and is formed to be longer in the up-down direction than in the left-right direction.

The cable crimping portion 22 is a portion provided on the rear side of the contact terminal 20 . The cable crimping portion 22 is formed to extend rearward from a lower portion of the square tube portion 21 . The cable crimping portion 22 is formed in a U-shape with an upper opening when viewed from the rear. Referring to FIG. 9 , the part where the covering layer 46 of the cable 45 is peeled off (the part where the conductive thread part 47 is exposed) is crimped to the cable crimping part 22 . Specifically, the cable 45 is fixed to the cable crimping portion 22 by crimping the cable crimping portion 22 from the outside in a state where the conductive thread portion 47 exposed to the outside is arranged inside the cable crimping portion 22 . The crimping portion 22 and the contact terminal 20 are electrically connected to the cable 45 .

The male terminal portion 23 is a portion provided on the front side and upper side of the contact terminal 20 . The male terminal portion 23 is formed into a tab shape having a predetermined thickness in the left-right direction as a whole by overlapping the extension portions 24 , 24 in the left-right direction. Upper portions of the side wall portions 21a, 21a extend forward. A concave portion 25 having a rectangular shape when viewed from the outside of the convex terminal portion 23 is formed in the front-rear central portion of both left and right sides of the male terminal portion 23 .

The female terminal portion 26 is a portion provided on the front and lower side of the contact terminal 20 , and is arranged so that its front and rear positions are aligned with the male terminal portion 23 . That is, the front and rear positions of the male terminal portion 23 and the female terminal portion 26 facing each other do not deviate.

The female terminal portion 26 has a pair of leaf spring portions 27 , 27 formed to extend forward from lower portions of the side wall portions 21 a , 21 a of the square tube portion 21 . The leaf spring portions 27 are formed to extend forward while approaching each other. The front end portions of the pair of leaf spring portions 27, 27 are provided as contact portions 28 that are in contact with the mating side male terminal portion 73 (the mating side first contact portion), wherein the mating side male terminal portion 73 is the mating side connector 50 male terminal part. The contact portion 28 of each leaf spring portion 27 is elastically deformable in the left-right direction.

A dimple portion 29 protruding inward is formed on the contact portion 28 of each leaf spring portion 27 . Two convex portions 29 are formed on each leaf spring portion 27 . The embossed portions 29 extend in the front-rear direction parallel to each other. Referring to FIG. 5 , when the connector 1 is fitted with the mating connector 50 , the dent portion 29 is in point contact with the bottom portion 75 a of the concave portion 75 formed in the mating male terminal portion 73 . Thereby, the contact pressure of both connectors 1 and 50 can be increased.

[Structure of male terminal cover]

Referring to FIG. 3 , FIG. 6 and FIG. 11 , the male terminal cover portion 10 is a wall-shaped portion provided on the upper extension portion 5 and extending in the front-rear direction. The male terminal cover portion 10 is formed to cover the upper end surface, front end surface, and lower end surface of the male terminal portion 23 . The male terminal cover portion 10 has a first wall portion 11 formed with a notch portion 12 .

Referring to FIG. 3 , FIG. 6 and FIG. 11 , the first wall portion 11 is provided at the central portion of the upper extension portion 5 in the left-right direction, and is formed in a wall shape extending in the front-rear direction inside the upper extension portion 5 . The first wall portion 11 is integrally formed with the upper wall portion 5 a of the upper extension portion 5 .

Referring to FIGS. 3 and 11 , etc., the notch 12 is formed to extend forward from the rear end of the first wall 11 to the front of the front end of the first wall 11 . The male terminal portion 23 is fitted into the notch portion 12 . The front end surface of the male terminal portion 23 is covered by the front portion 13 of the first wall portion 11 in a state where the male terminal portion 23 is fitted into the notch portion 12 of the first wall portion 11 . This portion 13 is provided as a first cover portion 14 covering a portion of the front side of the male terminal portion 23 from the front side.

[Structure of female terminal cover]

Referring to FIG. 10 , the female terminal cover portion 15 is a portion provided inside the lower extension portion 6 and formed to extend in the front-rear direction. The female terminal cover portion 15 is configured to cover each leaf spring portion 27 included in the female terminal portion 26 from the outside. The female terminal cover portion 15 has an extension portion 16 extending in the front-rear direction and a front end wall portion 17 provided at the front end of the extension portion 16 , which are integrally formed.

9 and 10, the extension 16 has an outer extension 16a, an upper extension 16b and a lower extension 16c, which are integrally formed, wherein the outer extension 16a covers the outer sides of each leaf spring portion 27, and the upper side The extension portion 16 b covers the upper side of each leaf spring portion 27 , and the lower extension portion 16 c covers the lower side of each leaf spring portion 27 .

The front end wall portion 17 is a rectangular plate-shaped portion covering the front end (front side portion) of the extension portion 16 . Each front end wall portion 17 covers a portion on the front side of each leaf spring portion 27 of the female terminal portion 26 . That is, the front end wall portion 17 is provided as the second cover portion 18 covering a portion of the front side of the female terminal portion 26 from the front side.

As described above, in the connector 1, referring to FIG. 13. Also, in the connector 1, referring to FIG. Front end wall portion 17 . That is, the front portion of the contact terminal 20 of the connector 1 is covered by the first cover portion 14 and the second cover portion 18 and is not exposed to the outside. In this way, when the operator performs the fitting operation between the connector 1 and the mating connector 50, even if the operator's finger enters the inside of the housing 2 from the front side, the first cover portion 14 and the The second cover portion 18 prevents the operator's fingers from coming into contact with the contact terminals 20 . That is, the first cover part 14 and the second cover part 18 function as a finger protection part which prevents an operator from getting an electric shock.

And, referring to FIG. 7 , the contact portion 28 on each leaf spring portion 27 of the female terminal portion 26 can be visually recognized from the front through the gap portion 19 formed between the pair of second cover portions 18 (connecting with the counterpart side connector). 50 male terminal part contact). Thereby, when the mating-side male terminal portion 73 of the mating-side connector 50 is inserted into the connector 1 through the gap portion 19 , the mating-side male terminal portion 73 and the female terminal portion 26 can be reliably brought into contact.

[About the positional relationship between the connector and the mating connector in the state of mutual mating]

In the state where the connector 1 is mated with the opposite side connector 50, referring to FIGS. The head terminals 70 come into contact, and both the connectors 1 and 50 are electrically connected to each other. Specifically, the male terminal portion 23 of the connector 1 is clamped and held by a pair of mating-side leaf spring portions 77 included in the mating-side female terminal portion 76 (the mating-side second contact portion), and the female terminal of the connector 1 The pair of leaf spring portions 27 included in the portion 26 sandwich and hold the counterpart side male terminal portion 73 . Accordingly, the contact terminals 20 of the connector 1 and the mating contact terminals 70 of the mating connector 50 can be brought into contact at multiple places, so that both the contact terminals 20 and 70 can be reliably brought into contact.

[Effect]

As described above, in the connector 1 of this embodiment, when the connector 1 is fitted to the mating connector 50, the male terminal portion 23 of the connector 1 contacts the mating female terminal portion 76, and the connector The female terminal portion 26 of 1 is in contact with the male terminal portion 73 on the counterpart side. Thereby, both connectors (connector 1 and counterpart connector 50 ) can be electrically connected.

Furthermore, in the connector 1, the contact terminals 20, 70 of the two connectors 1, 50 formed to be fitted with each other have the same shape. Thereby, the contact terminals respectively used for the two connectors 1 and 50 can be commonized, and therefore, it is possible to provide a connector which is advantageous in terms of cost.

Furthermore, in the connector 1, the male terminal portion 23 and the female terminal portion 26 are integrally formed. Furthermore, in the connector 1 , the female terminal portion 26 is elastically deformed before and after the connector 1 is fitted with the mating connector 50 . That is, according to the connector 1 , the contact pressure can be ensured without providing another member (leaf spring) for pressing and deflecting the contact portion as in the related art.

Therefore, according to the connector 1 , it is possible to configure a connector having hermaphroditic contact terminals with a small number of parts.

Furthermore, in the connector 1 , the male terminal portion 23 and the female terminal portion 26 are arranged so that the front and rear positions facing each other are aligned. In this way, the length of the connector (dimension in the front-rear direction) can be shortened compared to, for example, a case where the front-rear positions of the male terminal portion and the female terminal portion are shifted. That is, according to this configuration, it is possible to reduce the size of the connector.

Furthermore, according to the connector 1 , the elasticity of the female terminal portion 26 that contacts the mating male terminal portion 73 can be easily ensured by the leaf spring portion 27 formed in a leaf spring shape.

Further, in the connector 1 , the mating male terminal portion 73 is sandwiched and held by the pair of leaf spring portions 27 included in the female terminal portion 26 in a state where the connector 1 is fitted with the mating connector 50 . Accordingly, the contact pressure between the contact terminal 20 and the mating contact terminal 70 can be increased.

Furthermore, in the connector 1 , the front side (insertion direction side) of the contact terminal 20 is covered by the first cover portion 14 and the second cover portion 18 . In this way, for example, when an operator fits the connector 1 and the counterpart connector 50 , it is possible to prevent the operator from touching the contact terminal 20 with his fingers and causing an electric shock.

And, according to the connector 1, when the connector 1 is fitted into the mating connector 50, the mating male terminal portion 73 enters into the connection through the gap portion 19 formed between the pair of second cover portions 18,18. device 1. And, in the state where the mating male terminal portion 73 pushes and opens the portion of the pair of plate spring portions 27 that is in contact with the mating male terminal portion 73 , the mating between the connector 1 and the mating connector 50 Finish. That is, according to the connector 1, it is possible to provide a connector in which the female terminal portion 26 and the mating side male terminal portion 73 (and the male terminal portion 23 and the mating side female terminal portion 76) can be brought into reliable contact and can appropriately prevent manipulation. electric shock to personnel.

As mentioned above, although embodiment of this invention was described, this invention is not limited to this, Unless it deviates from the summary of this invention, various changes are possible.

[modified example]

(1) In the above-mentioned embodiment, the connector 1 having the housing 2 and the contact terminals 20 has been described as an example, but the present invention is not limited thereto. Specifically, the present invention can also be applied to a connector (that is, a connector having only the contact terminals 20 ) in which the structure of the housing 2 is omitted in the above-described embodiment. Even with such a configuration, similarly to the case of the above-described embodiment, it is possible to configure a connector having hermaphroditic contact terminals with a small number of parts, and to reduce the size of the connector.

(2) FIG. 14 is a perspective view schematically showing the shape of the contact terminal 120 of the connector 100 according to a modified example. 15 is a perspective view showing a state where the contact terminal 120 shown in FIG. 14 is fitted to the mating contact terminal 170 having the same shape as the contact terminal 120 .

In the above-mentioned embodiment, the structure in which the mating male terminal portion 73 is sandwiched and held by the pair of plate spring portions 27 and 27 has been described as an example, but the present invention is not limited thereto. Specifically, for example, as shown in FIGS. 14 and 15 , a contact terminal 120 having a second contact portion 126 having a leaf spring portion 127 formed in a cantilever beam shape may also be configured. .

The contact terminal 120 of this modified example is formed by bending a plate-shaped metal member by press working similarly to the contact terminal 20 of the above-mentioned embodiment, and is formed to extend in the front-rear direction. The contact terminal 120 has a disc-shaped portion 121 , a cable crimping portion 122 , a first contact portion 123 and a second contact portion 126 which are integrally formed.

The dish portion 121 is a portion provided at the center portion in the front-rear direction of the contact terminal 120 , and is formed in a substantially dish-like shape dented downward. The structure of the cable crimping part 122 is the same as that of the cable crimping part 22 of the above-mentioned embodiment, and thus its description is omitted.

The first contact portion 123 is a portion provided on the front and left side of the contact terminal 120 . The first contact portion 123 extends forward from the left side of the dish portion 121 and is formed in a plate shape having a thickness in the vertical direction.

The second contact portion 126 is a portion provided on the front side and the right side of the contact terminal 120 , and its front and rear positions are aligned with the first contact portion 123 . That is, the front and rear positions of the first contact portion 123 and the second contact portion 126 relative to each other are not offset.

The second contact portion 126 has a leaf spring portion 127 formed to extend forward from a right side portion of the disc-shaped portion 121 . The front end portion of the plate spring portion 127 is provided as the contact portion 128 that contacts the first contact portion 173 of the opposite side contact terminal 170 having a contact terminal similar to that of the contact terminal of this modification. 120 identical shapes. The contact portion 128 is elastically deformable in the vertical direction. Furthermore, each contact portion 128 is formed with a raised portion 129 having the same structure as that of the above-mentioned embodiment.

Furthermore, referring to FIG. 15 , the contact terminal 120 of this modified example is in contact with the mating side contact terminal 170 included in the mating side connector 150 as follows. Specifically, the first contact portion 123 of the contact terminal 120 is in contact with the second contact portion 176 on the other side, and the second contact portion 126 is in contact with the first contact portion 173 on the other side, wherein the second contact portion 176 on the other side is in contact with the second contact portion 176 on the other side. The contact portion 176 has the same shape as the second contact portion 126 , and the first contact portion 173 on the opposite side has the same shape as the first contact portion 123 . Accordingly, since the contact terminal 120 can be brought into contact with the mating contact terminal 170 at multiple places, both the contact terminals 120 and 170 can be reliably brought into contact.

As described above, similarly to the case of the connector 1 of the above-mentioned embodiment, also in the connector 100 of this modified example, the first contact portion 123 and the second contact portion 126 of the contact terminal 120 are integrally formed, and the second contact portion 126 is integrally formed. The contact portion 126 is elastically deformed before and after the connector 100 is fitted with the mating connector 150 . Thereby, similarly to the case of the above-described embodiment, a connector having hermaphroditic contact terminals can be configured with a small number of parts.

In addition, similarly to the case of the connector 1 of the above-described embodiment, the connector 100 is arranged such that the front and rear positions of the first contact part 123 and the second contact part 126 are aligned with each other. Thereby, similarly to the case of the above-mentioned embodiment, it is possible to reduce the size of the connector.

In addition, in FIGS. 14 and 15 , the illustration of the housing included in the connector 100 of this modified example is omitted. However, also in the connector 100 of this modified example, by forming the housing having the first cover portion and the second cover portion functioning as the finger protection portion, it is possible to provide a connector excellent in preventing electric shock.

(3) FIG. 16 is a perspective view schematically showing the shape of the contact terminal 220 of the connector 200 according to the modified example. 17 is a side view showing a state in which the contact terminal 220 shown in FIG. 16 is fitted to the mating contact terminal 270 having the same shape as the contact terminal 220 .

In the above-mentioned embodiment, the arrangement direction (vertical direction in FIG. 13 ) of the male terminal portion 23 and the female terminal portion 26 is the same direction as the width direction (vertical direction in FIG. 13 ) of each terminal portion 23 and 26 . As an example, it is not limited to this. Specifically, as shown in FIG. 16 and FIG. 17, the arrangement direction of the male terminal portion 223 and the female terminal portion 226 (the vertical direction in FIG. 16) and the width direction of each terminal portion 223, 226 (the vertical direction in FIG. The left and right direction) is the vertical direction to form the contact terminal 220.

The contact terminal 220 of this modified example is formed by bending a plate-shaped metal member by press working similarly to the contact terminal 20 of the above-mentioned embodiment, and is formed to extend in the front-rear direction. The contact terminal 220 has a base portion 221, a cable crimping portion 222, a male terminal portion 223, and a female terminal portion 226, which are integrally formed, wherein the base portion 221 has an upper plate portion 221a, a middle plate portion 221b, and a lower plate portion 221c. The 1st side plate part 221d and the 2nd side plate part 221e are mutually connected to the shape.

The base portion 221 is a portion provided at the center portion in the front-rear direction of the contact terminal 120 . The upper plate portion 221a is a plate-shaped portion provided on the upper side of the base portion 221, and is formed in a rectangular shape extending in the horizontal direction. The middle plate portion 221b is a plate-shaped portion provided at a distance from the upper plate portion 221a on the lower side of the upper plate portion 221a, and is formed in a rectangular shape extending in the horizontal direction. The lower plate portion 221c is a plate-shaped portion provided on the lower side of the middle plate portion 221b at a distance from the middle plate portion 221b, and is formed in a rectangular shape extending in the horizontal direction. The upper plate portion 221a and the lower plate portion 221c are connected by the first side plate portion 221d, and the middle plate portion 221b and the lower plate portion 221c are connected by the second side plate portion 221e. Since the structure of the cable crimping portion 222 is the same as that of the cable crimping portion 22 in the above-mentioned embodiment, its description is omitted.

The male terminal portion 223 is a portion provided on the front and upper side of the contact terminal 220 . The male terminal portion 223 extends forward from the center portion in the left-right direction of the upper plate portion 221a, and is formed in a plate shape having a thickness in the vertical direction.

The female terminal portion 226 is a portion provided on the front and lower side of the contact terminal 220 , and is arranged so that its front and rear positions are aligned with the male terminal portion 223 . That is, the front and rear positions of the male terminal portion 223 and the female terminal portion 226 facing each other are not shifted.

The female terminal portion 226 has a pair of leaf spring portions 227 , 227 . The positions of the respective leaf spring portions 227 , 227 as viewed from above are provided at positions overlapping with the male terminal portion 223 . One plate spring portion 227 is formed to extend forward from a front portion of the middle plate portion 221b. The other plate spring portion 227 is formed to extend forward from the front portion of the lower plate portion 221c. The front end portions of the pair of plate spring portions 227, 227 are provided as contact portions 228 that are in contact with the mating side male terminal portion 273 (the mating side first contact portion), wherein the mating side male terminal portion 273 is the mating side connector. 250 male terminal part. The contact portion 228 of each leaf spring portion 227 is elastically deformable in the vertical direction. In addition, each contact portion 228 is formed with a bump portion 229 having the same structure as that of the above-mentioned embodiment.

Furthermore, referring to FIG. 17 , the contact terminal 220 of this modification contacts the mating contact terminal 270 included in the mating connector 250 as follows. Specifically, the male terminal portion 223 of the connector 200 is clamped and held by a pair of mating-side leaf spring portions 277 of the mating-side female terminal portion 276 (the mating-side second contact portion), and the female terminal of the connector 200 The pair of plate spring parts 227 included in the part 226 clamp and hold the mating side male terminal part 273 (the mating side first contact part). Accordingly, the contact terminals 220 of the connector 200 and the mating contact terminals 270 of the mating connector 250 can be brought into contact at multiple places, so that both the contact terminals 220 and 270 can be reliably brought into contact.

As described above, similarly to the case of the connector 1 of the above-mentioned embodiment, also in the connector 200 of this modified example, the male terminal portion 223 and the female terminal portion 226 of the contact terminal 220 are integrally formed, and the female terminal portion 226 can The connector 200 is elastically deformed before and after mating with the mating connector 250 . Thereby, similarly to the case of the above-mentioned embodiment, it is possible to configure a connector having hermaphroditic contact terminals with a small number of components.

In addition, similarly to the case of the connector 1 of the above-mentioned embodiment, the connector 200 is arranged such that the front and rear positions of the male terminal portion 223 and the female terminal portion 226 are aligned with each other. Thereby, similarly to the case of the above-mentioned embodiment, it is possible to reduce the size of the connector.

In addition, in FIGS. 16 and 17 , the illustration of the housing included in the connector 200 of this modified example is omitted. However, also in the connector 200 of this modified example, by forming the housing having the first cover portion and the second cover portion functioning as the finger protection portion, it is possible to provide a connector excellent in preventing electric shock.

(4) In the above-mentioned embodiment, an example has been described in which two raised portions 29 are formed on the leaf spring portion 27, but the present invention is not limited to this, and the number of raised portions 29 may be one or three or more. .

【Industrial availability】

The utility model can be widely applied to connectors with hermaphroditic contacts.

Claims (5)

1. a kind of connector, it has contact terminal, and this contact terminal has and the contact having as other side's side-connector The other side side contact terminal identical shape of terminal, this connector is characterised by,

Described other side side contact terminal has other side side first contact part formed integrally with each other and other side side second contact part, There is elastic deformation before and after described connector is chimeric with described other side's side-connector in this other side side second contact part,

Described contact terminal has the first contact part formed integrally with each other and the second contact part, this first contact part have with Described other side side the first contact part identical shape, this second contact part has and described other side side the second contact part identical shape Shape,

In the state of described connector is chimeric with described other side's side-connector, described first contact part and described other side side second Contact part contacts,

In the state of described connector is chimeric with described other side's side-connector, described second contact part and described other side side first Contact part contacts,

Described first contact part and described second contact part are configured to, with the plug orientation with respect to described other side's side-connector For the front and back position alignment in the case of fore-and-aft direction.

2. connector according to claim 1 it is characterised in that

In the state of described connector is chimeric with described other side's side-connector, described first contact part and described other side side second The other side side plate spring part contact that contact part has,

Described second contact part has plate spring part, in the state of described connector is chimeric with described other side's side-connector, described Plate spring part is contacted with described other side side first contact part.

3. connector according to claim 2 it is characterised in that

Described second contact part has plate spring part described in a pair, in the described connector state chimeric with described other side's side-connector Under, clamp holding described other side side first contact part by plate spring part described in a pair.

4. connector according to claim 3 it is characterised in that

Described connector also has housing, and this housing has and is internally accommodated with described other side side contact terminal or can receive Other side's side body identical shape of described other side side contact terminal, and be internally accommodated with described contact terminal or can receive Described contact terminal,

Described connector has：

First cover portion, it covers the part of this direction of insertion side described first contact part, this insertion side from direction of insertion side To being the direction that described connector is inserted to described other side's side-connector；And

A pair second cover portions, they cover the portion of this direction of insertion side each described plate spring part respectively from described direction of insertion side Point.

5. connector according to claim 4 it is characterised in that

It is formed with clearance portion between the pair of second cover portion, when described connector is chimeric with described other side's side-connector, Described other side side first contact part is inserted in this clearance portion,

The part contacting with described other side side first contact part in plate spring part described in a pair can be from described direction of insertion side See from described clearance portion when being observed, and elastic deformation can be occurred on the direction intersecting with described plug orientation.