KR101685680B1 - Waterproof joint connector for vehicle - Google Patents

Waterproof joint connector for vehicle Download PDF

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Publication number
KR101685680B1
KR101685680B1 KR1020150106116A KR20150106116A KR101685680B1 KR 101685680 B1 KR101685680 B1 KR 101685680B1 KR 1020150106116 A KR1020150106116 A KR 1020150106116A KR 20150106116 A KR20150106116 A KR 20150106116A KR 101685680 B1 KR101685680 B1 KR 101685680B1
Authority
KR
South Korea
Prior art keywords
terminal
locking
housing
wire
sealing
Prior art date
Application number
KR1020150106116A
Other languages
Korean (ko)
Inventor
강점석
Original Assignee
주식회사 경신
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 경신 filed Critical 주식회사 경신
Priority to KR1020150106116A priority Critical patent/KR101685680B1/en
Application granted granted Critical
Publication of KR101685680B1 publication Critical patent/KR101685680B1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5213—Covers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H01R13/422—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

The present invention discloses a waterproof joint connector for a vehicle. A waterproof joint connector for a vehicle includes a housing having a plurality of terminal connection holes spaced apart from each other, a wire terminal portion that is sealably inserted into the terminal connection hole portion, a wire terminal portion provided in the housing to support different portions of the wire terminal portion, And a sealing cover which is coupled to the housing to support the terminal connection terminal portion. The terminal locking terminal portion is provided on the housing. Therefore, by connecting and fixing the wire terminal portion and the terminal connection terminal portion using a single housing, the number of parts can be reduced, and the fastening force can be improved by fixing the wire terminal portion to double.

Description

{WATERPROOF JOINT CONNECTOR FOR VEHICLE}

More particularly, the present invention relates to a connector for a waterproof joint for a vehicle, and more particularly, to a connector for a waterproof joint for a vehicle, And more particularly to a waterproof joint connector for a vehicle which not only enhances fastening force but also easily separates a connection terminal.

In recent years, with the depletion of carbon energy and the growing interest in the environment, hybrid vehicles and electric vehicles are attracting attention all over the world including the US, Europe, Japan, and Korea.

In the case of a hybrid vehicle or an electric vehicle, a high voltage / high electric current is used in comparison with a general vehicle. Therefore, an electric device for stably supplying and distributing electric power supplied from the outside of the vehicle to components inside the vehicle is required. In addition, for electronic control of the vehicle, many parts are manufactured in the form of modules, and the use of wires and communication lines to which the connectors are connected has increased sharply in order to transmit current or electrical signals.

Such a connector is used for electrically connecting parts of an automobile and is subjected to various safety inspections so as not to cause electrical failure when mounted on an automobile part.

The conventional connector has an arm housing and a male housing that are mutually detachable, and the female housing and the male housing, which are coupled to each other, are prevented from being separated through the engagement of the fixing member (TPA).

However, in the conventional connector as described above, since waterproof parts are required to be used for both the female and male housings, there is a problem that the number of parts increases and the fastening force of the wire terminal part of the female housing is deteriorated.

Therefore, there is a need to improve this.

On the other hand, Korean Registration Practice No. 20-0264075 (Registered Date: Jan. 30, 2002, name: automobile connector assembly structure)

The present invention has been made in view of the above-described need, and it is an object of the present invention to provide a wire terminal unit and a terminal connection terminal unit which are simultaneously connected and fixed using a single housing, The present invention provides a waterproof joint connector for a vehicle which can easily detach a connection terminal.

To achieve the above object, according to one aspect of the present invention, there is provided a waterproof joint connector for a vehicle, comprising: a housing having a plurality of terminal connection holes spaced apart; A wire terminal portion sealably inserted into the terminal connection hole portion; A terminal locking portion provided on the housing to support different portions of the wire terminal portion, the terminal locking portion fixing the wire terminal portion to the housing; A terminal connection terminal portion provided inside the housing to selectively connect the wire terminal portion; And a sealing cover coupled to the housing to support the terminal connection terminal portion.

In the wire terminal unit, the wire terminal unit may include: a connection terminal to which the terminal connection terminal unit is inserted and connected; A first latching portion to which the terminal locking portion is fixed; And a second latching portion to which the terminal locking portion is fixed.

The terminal locking portion may include a first locking portion movably installed in the housing and inserted into the terminal connection hole portion to fix the wire terminal portion; And a second locking part provided inside the housing to compress or relax the wire terminal part according to the contact of the wire terminal part.

In addition, the housing is provided with a locking guide portion for moving and sealing the first locking portion.

The locking guide portion may include a guide sealing groove in which the first locking portion is inserted and sealed; And a guide groove formed on a bottom surface of the guide sealing groove so as to communicate with the terminal connection hole portion in a vertical direction.

The housing further includes: a cover mounting hole portion sealed by the sealing cover; And a jig insertion hole formed in the cover mounting hole to insert a jig for compressing the second locking part.

The terminal connection hole portion may include a wire sealing hole to be sealed with the wire of the wire terminal portion; A terminal insertion hole communicating with the wire sealing hole for inserting the terminal member of the wire terminal portion and inserted into the terminal locking portion; And a terminal fixing hole into which the terminal connection terminal portion is inserted.

The first locking portion may include a terminal fixing member inserted into the housing through the locking guide portion to penetrate the wire terminal portion and moving into the housing to fix the wire terminal portion; And a locking sealing member extended from the terminal fixing member to be positioned in the locking guide portion and sealing the locking guide portion.

The second locking portion may include an elastic piece extending from the inside of the housing to have elasticity; And a locking protrusion protruding from the elastic piece and fixing the wire terminal portion.

INDUSTRIAL APPLICABILITY As described above, the waterproof joint connector for a vehicle according to the present invention has the effect that the wire terminal portion and the terminal connection terminal portion can be connected and fixed at the same time and waterproofed by using one housing unlike the prior art.

Further, the waterproof joint connector for a vehicle according to the present invention has the effect of reducing the number of parts, securing the wire terminal part in a double manner to improve the fastening force, and also easily separating the connection terminal.

1 is an exploded perspective view showing a waterproof joint connector for a vehicle according to an embodiment of the present invention.
2 is an assembled perspective view of FIG.
3 is a cross-sectional view of Fig.
4 is a perspective view illustrating a housing, a first locking portion, a sealing cover, and a terminal connection terminal according to an embodiment of the present invention.
5 is a cross-sectional view of a housing according to an embodiment of the present invention.
6 is an enlarged perspective view of a terminal connecting terminal according to an embodiment of the present invention.

Hereinafter, preferred embodiments of a vehicle connector according to the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is an exploded perspective view showing a waterproof joint connector for a vehicle according to an embodiment of the present invention, FIG. 2 is an assembled perspective view of FIG. 1, and FIG. 3 is a sectional view of FIG.

4 is a perspective view illustrating a housing, a first locking portion, a sealing cover, and a terminal connection terminal according to an embodiment of the present invention, FIG. 5 is a sectional view of a housing according to an embodiment of the present invention, Is an enlarged perspective view illustrating a terminal connection terminal portion according to an embodiment of the present invention.

1 to 6, a waterproof joint connector 100 for a vehicle according to the present embodiment includes a housing 110, a wire terminal portion 120, a terminal locking portion 130, a terminal connection terminal portion 140 And a sealing cover 150. The vehicle waterproof joint connector 100 has a structure in which the wire terminal portion 120, the terminal locking portion 130, the terminal connection terminal portion 140 and the sealing cover 150 are coupled to one housing 110, do.

The housing 110 includes a plurality of terminal connection hole portions 111, a locking guide portion 113, a cover mounting hole portion 115 and a jig insertion hole portion 117. The wire terminal portion 120 And the terminal connection terminal portion 140 and the sealing cover 150 are coupled in order to the other side. Also, the terminal locking portion 130 is coupled to the housing 110 through the locking guide portion 113.

The terminal connection hole portion 111 is formed to penetrate from one side of the housing 110 to the other side and the wire terminal portion 120 and the terminal connection terminal portion 140 are coupled. The terminal connection hole portion 111 includes a wire sealing hole 111a through which the wire terminal portion 120 is sealed, a terminal insertion hole 111b through which the wire terminal portion 120 is inserted and fixed, And a terminal fixing hole 111c to which the terminal fixing hole 111c is coupled.

The terminal connection hole portion 111 is formed to be spaced apart from the housing 110 such that the plurality of wire terminal portions 120 are respectively inserted and coupled. In addition, the terminal connection hole portion 111 is formed so as to communicate with the wire sealing hole 111a, the terminal insertion hole 111b and the terminal fixing hole 111c so as to be positioned on a straight line, and the terminal insertion hole 111b is formed in the locking guide portion 113).

The locking guide portion 113 includes a guide sealing groove 113a and a guide groove 113b so that the terminal locking portion 130 is inserted and sealed. The locking guide part 113 is formed by a guide supporting wall 113c protruding from the upper surface of the housing 110 and the guide sealing groove 113a is located inside the guide supporting wall 113c.

The locking guide portion 113 is inserted into the guide sealing groove 113a movably up and down and sealed by the locking guide portion 113. [

The guide groove 113b is formed in the bottom surface of the guide sealing groove 113a so as to communicate with the terminal insertion hole 111b and perpendicular to the terminal insertion hole 111b.

The cover mounting hole portion 115 is sealed by a sealing cover 150 and a terminal fixing hole 111c and a jig insertion hole portion 117 are formed on the bottom surface thereof.

The jig insertion hole portion 117 is formed on the outer side of the terminal fixing hole 111c so as to release the engagement of the terminal locking portion 130 using a jig.

The wire terminal portion 120 according to the present embodiment is sealably inserted into the terminal connection hole portion 111 and selectively connected by the terminal connection terminal portion 140. The wire terminal portion 120 includes a wire 121 connected to an external electronic component, a connection terminal 123 coupled to the wire 121, and a wire sealing member 125 for sealing.

The connection terminal 123 is inserted into the terminal insertion hole 111b to be connected to the terminal connection terminal portion 140 and is prevented from being detached from the housing 110 by the terminal locking portion 130. [ The connection terminal 123 includes a first latching part 123a and a second latching part 123b which are respectively fixed by the terminal locking part 130. [ At this time, the first latching part 123a is formed in a hole shape at the center of the connection terminal 123, and the second latching part 123b is formed by a step.

The wire sealing member 125 is pressed into the wire sealing hole 111a to seal the wire 121. [

The terminal locking portion 130 supports the first latching portion 123a and the second latching portion 123b of the connection terminal 123 respectively and the connection terminal 123 is detached from the housing 110, 111b.

To this end, the terminal locking portion 130 includes a first locking portion 131 movably installed in the locking guide portion 113 of the housing 110, a second locking portion 132 provided in the housing 110, (133).

The first locking portion 131 is movably inserted into the locking guide portion 113 so as to be selectively inserted into the terminal insertion hole 111b of the terminal connection hole portion 111 and the second locking portion 131 123b. The first locking portion 131 includes a terminal fixing member 131a selectively engaged with the second locking portion 123b and a locking sealing member 131b sealing the guide sealing groove 113a.

The terminal fixing member 131a is inserted into the terminal insertion hole 111b through the guide groove 113b of the locking guide portion 113 to stably fix the connection terminal 123. [ The terminal fixing member 131a has a plurality of through holes 131c through which the connection terminals 123 pass through and the lower end of the terminal fixing member 131a is selectively engaged with the second fastening portions 123b. At this time, the upper side of the through hole 131c is also caught by the second latching part 123b. That is, the terminal fixing member 131a has a plurality of connection terminals 123 fixed to the through hole 131c formed at the lower end portion and the central portion at the same time.

The locking sealing member 131b is extended from the upper end of the terminal fixing member 131a so as to be positioned in the guide sealing groove 113a and seals the guide sealing groove 113a. The locking sealing member 131b includes a head 131d extended from the terminal fixing member 131a and an O-ring 131e coupled to the head 131d. At this time, an O-ring insertion hole into which the O-ring 131e is inserted is formed in the head 131d.

The second locking portion 133 includes an elastic piece 133a extended from the inside of the housing 110 so as to have elasticity and a locking protrusion 133b protruding from the elastic piece 133a and selectively engaged with the first locking portion 123a. And a portion 133b. The elastic piece 133a is located at the end of the terminal insertion hole 111b of the terminal connection hole portion 111 and is compressed through the jig. The stopper portion 133b protrudes from the lower surface of the elastic piece 133a and is selectively hooked on the first latching portion 123a in accordance with the compression and relaxation of the elastic piece 133a.

The terminal connection terminal portion 140 according to the present embodiment includes a connection pin 141 that is inserted through the terminal fixing hole 111c and inserted into and connected to the connection terminal 123 and a connection A bar 145 and a wedge member 143 for firmly fixing the connection pin 141 to the terminal fixing hole 111c. The wedge members 143 protrude from both sides of the connecting pin 141.

The sealing cover 150 is coupled to the cover mounting hole portion 115 to support the terminal connection terminal portion 140 to seal the housing 110. The sealing cover 150 includes a cap member 151 coupled to the cover mounting hole 115 and a cover sealing member 153 coupled to the cap member 151 to seal the cover mounting hole 115 .

The operation of the waterproof joint connector for a vehicle according to an embodiment of the present invention will be described.

First, the terminal connection terminal portion 140 is inserted into the housing fixing hole 111c of the housing 110 so that the connection pin 141 is engaged. At this time, the connecting pin 141 is more firmly fixed to the terminal fixing hole 111c by the wedge member 143, so that when the connecting terminal 141 is connected to the connecting terminal 123, the connecting pin 141 moves Can be prevented.

The cover mounting hole portion 115 is coupled to the cover mounting hole portion 115 to support the terminal connection terminal portion 140 and the terminal connection terminal portion 140 is connected to the terminal fixing hole portion 111c, As shown in Fig.

The first locking portion 131 is inserted into the locking guide portion 113 so that the through hole 131c of the first locking portion 131 is aligned with the terminal insertion hole 111b. The wire terminal portion 120 is inserted through the terminal connection hole portion 111 to connect the connection terminal 123 to the connection pin 141. At this time, when the connection terminal 123 is completely inserted into the terminal insertion hole 111b, the second locking portion 133 is compressed and inserted into the first latching portion 123a of the connection terminal 123 while being relaxed, 123).

When the first locking portion 131 is pressed, the terminal fixing member 131a is inserted into the terminal insertion hole 111b to support the second locking portion 123b of the connection terminal 123. [

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

Accordingly, the true scope of protection of the present invention should be defined by the claims.

100: vehicle waterproof joint connector 110: housing
120: wire terminal part 130: terminal locking part
140: terminal connection terminal part 150: sealing cover

Claims (9)

A housing having a plurality of terminal connection holes spaced apart from each other; A wire terminal portion sealably inserted into the terminal connection hole portion; A terminal locking portion provided on the housing to support different portions of the wire terminal portion, the terminal locking portion fixing the wire terminal portion to the housing; A terminal connection terminal portion provided inside the housing to selectively connect the wire terminal portion; And a sealing cover coupled to the housing to support the terminal connection terminal portion,
Wherein the terminal locking portion includes: a first locking portion movably installed in the housing, the first locking portion being inserted into the terminal connection hole portion to fix the wire terminal portion; And a second locking part provided inside the housing to compress or relax the wire terminal part according to the contact of the wire terminal part,
The housing includes:
A cover mounting hole portion sealed by the sealing cover; And
A jig insertion hole formed in the cover mounting hole to insert a jig for compressing the second locking part;
The connector of claim 1, further comprising: The method according to claim 1,
Wherein the wire terminal portion includes: a connection terminal to which the terminal connection terminal portion is inserted and connected;
A first latching portion to which the terminal locking portion is fixed; And
A second latching portion to which the terminal locking portion is fixed;
And a waterproof joint connector for a vehicle. delete The connector according to claim 1,
Further comprising a locking guide portion for moving and sealing the first locking portion. The locking device according to claim 4,
A guide sealing groove in which the first locking portion is inserted and sealed; And
A guide groove formed on a bottom surface of the guide sealing groove so as to communicate with the terminal connection hole portion in a vertical direction;
And a waterproof joint connector for a vehicle. delete The connector according to claim 1,
A wire sealing hole sealed with a wire of the wire terminal portion;
A terminal insertion hole communicating with the wire sealing hole for inserting the terminal member of the wire terminal portion and inserted into the terminal locking portion; And
A terminal fixing hole into which the terminal connection terminal portion is inserted;
And a waterproof joint connector for a vehicle. The apparatus of claim 4, wherein the first locking portion comprises:
A terminal fixing member inserted into the housing through the locking guide portion to penetrate the wire terminal portion and moving into the housing to fix the wire terminal portion; And
A locking sealing member extended from the terminal fixing member to be positioned in the locking guide portion and sealing the locking guide portion;
And a waterproof joint connector for a vehicle. 2. The apparatus of claim 1, wherein the second locking portion comprises:
An elastic piece extending from the inside of the housing to have elasticity; And
A locking protrusion protruding from the elastic piece and fixing the wire terminal part;
And a waterproof joint connector for a vehicle.
KR1020150106116A 2015-07-27 2015-07-27 Waterproof joint connector for vehicle KR101685680B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150106116A KR101685680B1 (en) 2015-07-27 2015-07-27 Waterproof joint connector for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150106116A KR101685680B1 (en) 2015-07-27 2015-07-27 Waterproof joint connector for vehicle

Publications (1)

Publication Number Publication Date
KR101685680B1 true KR101685680B1 (en) 2016-12-12

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Family Applications (1)

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KR1020150106116A KR101685680B1 (en) 2015-07-27 2015-07-27 Waterproof joint connector for vehicle

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180071661A (en) * 2016-12-20 2018-06-28 현대자동차주식회사 Connector Capable of Seal Checking
KR20180082366A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20180082367A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20180082368A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20200031928A (en) * 2018-09-17 2020-03-25 한국단자공업 주식회사 Waterproof type joint connector
KR102179447B1 (en) * 2019-07-05 2020-11-16 주식회사 경신 Joint connector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090099535A (en) * 2006-12-28 2009-09-22 미츠비시 덴센 고교 가부시키가이샤 Connection member and harness connector
JP2011181435A (en) * 2010-03-03 2011-09-15 Sumitomo Wiring Syst Ltd Connector, and engagement method of connector
JP2014032804A (en) * 2012-08-02 2014-02-20 Yazaki Corp Connector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090099535A (en) * 2006-12-28 2009-09-22 미츠비시 덴센 고교 가부시키가이샤 Connection member and harness connector
JP2011181435A (en) * 2010-03-03 2011-09-15 Sumitomo Wiring Syst Ltd Connector, and engagement method of connector
JP2014032804A (en) * 2012-08-02 2014-02-20 Yazaki Corp Connector

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180071661A (en) * 2016-12-20 2018-06-28 현대자동차주식회사 Connector Capable of Seal Checking
KR102639077B1 (en) * 2016-12-20 2024-02-22 현대자동차주식회사 Connector Capable of Seal Checking
KR20180082366A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20180082367A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20180082368A (en) * 2018-03-16 2018-07-18 주식회사 경신 Wire connecting device
KR20200031928A (en) * 2018-09-17 2020-03-25 한국단자공업 주식회사 Waterproof type joint connector
KR102580031B1 (en) * 2018-09-17 2023-09-19 한국단자공업 주식회사 Waterproof type joint connector
KR102179447B1 (en) * 2019-07-05 2020-11-16 주식회사 경신 Joint connector

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