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CN118589243B - Air-tight joint for high-voltage wire harness of new energy automobile - Google Patents

Air-tight joint for high-voltage wire harness of new energy automobile Download PDF

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Publication number
CN118589243B
CN118589243B CN202411074750.3A CN202411074750A CN118589243B CN 118589243 B CN118589243 B CN 118589243B CN 202411074750 A CN202411074750 A CN 202411074750A CN 118589243 B CN118589243 B CN 118589243B
Authority
CN
China
Prior art keywords
ring
pipe
new energy
fixing
wire harness
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202411074750.3A
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Chinese (zh)
Other versions
CN118589243A (en
Inventor
陈忠海
汤清田
唐秋林
陈豪明
胡昌刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinzheng Technology Yongzhou Co ltd
Original Assignee
Xinzheng Technology Yongzhou Co ltd
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.)
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Publication date
Application filed by Xinzheng Technology Yongzhou Co ltd filed Critical Xinzheng Technology Yongzhou Co ltd
Priority to CN202411074750.3A priority Critical patent/CN118589243B/en
Publication of CN118589243A publication Critical patent/CN118589243A/en
Application granted granted Critical
Publication of CN118589243B publication Critical patent/CN118589243B/en
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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627Snap or like fastening
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219Sealing means between coupling parts, e.g. interfacial seal
    • H01R13/5221Sealing means between coupling parts, e.g. interfacial seal having cable sealing means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/58Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00Cable fittings
    • H02G15/08Cable junctions
    • H02G15/18Cable junctions protected by sleeves, e.g. for communication cable
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/26Connectors or connections adapted for particular applications for vehicles

Landscapes

  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The invention relates to the technical field of wire harness connectors, in particular to an airtight connector for a high-voltage wire harness of a new energy automobile, which comprises a male pipe and a fixed ring, wherein one end of the male pipe is connected with the high-voltage wire harness, the other end of the male pipe is in plug-in fit with a female pipe, the fixed ring is arranged at a pipe orifice of the male pipe, a plurality of abutting blocks are arranged on the inner end face of the fixed ring, and the abutting blocks can move radially along the fixed ring and abut against the outer end face of the female pipe when the female pipe is coaxially inserted. According to the invention, the fixing ring is arranged between the male pipe and the female pipe, and when the female pipe and the male pipe are in plug-in fit, the fixing between the female pipe and the male pipe can be quickly realized through the fixing of the plurality of abutting blocks at any angle, the installation and the fixing can be quickly performed, and the expansion ring is arranged between the male pipe and the female pipe, so that after the abutting blocks are used for fixing, the inner ring surface of the expansion ring is attached to the outer end surface of the female pipe, and a good sealing and waterproof effect is provided while the fixing effect is improved.

Description

Air-tight joint for high-voltage wire harness of new energy automobile
Technical Field
The invention relates to the technical field of wire harness connectors, in particular to an airtight connector for a high-voltage wire harness of a new energy automobile.
Background
The automobile high-voltage wire harness is used for connecting components of an in-automobile high-voltage electric system, guarantees are provided for the operation safety of the electric automobile, the high-voltage wire harness is divided into a male connector connected to the automobile and a female connector matched with the male connector in a plugging manner, and when the automobile high-voltage wire harness is installed, the male connector is aligned with the female connector to enable the male connector to be connected through a corresponding fixing structure.
The prior art discloses a Chinese patent with the publication number of CN114784745B, and the patent name of the Chinese patent is an airtight connector of a high-voltage wire harness, and specifically discloses a Chinese patent with the publication number of CN114784745B, which comprises a connector body, a connecting sleeve and a wire harness clamp, wherein an axial slot is formed in the end face of the wiring side of the connector body, a first radial pin hole is formed in the side wall of the axial slot, a locking pin shaft is embedded in the first radial pin hole, an axial plugboard is arranged on the outer side wall of the connecting sleeve, a second radial pin hole is formed in the axial plugboard, the first shaft end of the connecting sleeve is embedded in the end face of the wiring side of the connector body, the axial plugboard is detachably and axially embedded in the axial slot, the first radial pin hole and the second radial pin hole are oppositely arranged, the locking pin shaft is embedded in the second radial pin hole to lock the connecting sleeve on the connector body, and the wire harness clamp is fixed at the second shaft end of the connecting sleeve.
The airtight joint of high voltage pencil that this scheme provided is guaranteeing under gas tightness and waterproof's the circumstances, simplifies the dismouting operation, promotes operating efficiency.
However, in the practical use process of the airtight connector, the two sides are provided with the structures such as the plugboards, so that the rotation freedom degree of the whole wire harness cannot be ensured, the plugboards and the slots need to be aligned when in use, and the installation and the use are very inconvenient.
Accordingly, an airtight joint for a high voltage harness of a new energy vehicle is proposed to solve the above-mentioned problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects in the prior art, the invention provides the airtight connector for the high-voltage wire harness of the new energy automobile, which can effectively solve the problem that the airtight connector in the prior art is not convenient to install and use.
Technical proposal
In order to achieve the above purpose, the invention is realized by the following technical scheme:
The invention provides an airtight connector for a high-voltage wire harness of a new energy automobile, which comprises a male pipe and a fixed ring, wherein one end of the male pipe is connected with the high-voltage wire harness, the other end of the male pipe is in plug-in fit with a female pipe, the fixed ring is arranged at a pipe orifice of the male pipe, a plurality of abutting blocks are arranged on the inner end face of the fixed ring, and can move radially along the fixed ring and abut against the outer end face of the female pipe when the female pipe is coaxially inserted.
Further, the fixed ring comprises an outer ring and an inner ring coaxially arranged in the outer ring, a plurality of through holes are formed in the inner ring, the through holes are formed in the inner ring in the radial direction, the plurality of through holes are circumferentially distributed in the inner ring, and the abutting blocks elastically move in the through holes.
Further, a sliding sleeve is sleeved on the outer side of the outer ring, a contact supporting rod is radially arranged at the inner end of the sliding sleeve along the outer ring, one side end face of the contact supporting rod, facing the contact supporting rod, of the contact supporting block is an inclined plane, and the inclined plane is located on a moving path of the contact supporting rod.
Further, a sliding groove for sliding the contact rod is formed in the outer ring, a convex button is arranged on the end faces of the two sides of the sliding groove respectively, and when the contact rod moves to the convex button, the outer end face of the contact rod is in small clearance fit with the convex button.
Further, a plastic film is arranged on the outer ring and positioned on the outer side of the sliding sleeve.
Further, the expansion ring is arranged at one end of the abutting block far away from the mouth of the male pipe and is coaxially arranged with the male pipe, and when the abutting block abuts against the outer end face of the female pipe, the inner ring face of the expansion ring is attached to the outer end face of the female pipe.
Further, a fixed support is coaxially arranged on the inner ring, the expansion ring is arranged on the fixed support, a plurality of empty slots which are arranged corresponding to the abutting blocks are distributed on the outer end face of the fixed support, and when the abutting blocks are matched with the abutting rods, the abutting blocks abut against the expansion ring through the empty slots.
The pushing block comprises a pressing portion and a matching portion, the pressing portion is opposite to the empty groove and can penetrate through the through hole to be pushed against the outer end face of the main pipe, the matching portions are provided with two matching portions which are located on two sides of the pressing portion respectively, the upper end of each matching portion is inclined, two pushing rods are arranged on the sliding sleeve corresponding to the pushing block, and the two pushing rods are matched with the two matching portions respectively.
Further, a Z-shaped spring piece is arranged between each matching part and the inner ring.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
According to the invention, the fixing ring is arranged between the male pipe and the female pipe, and when the female pipe and the male pipe are in plug-in fit, the female pipe and the male pipe can be quickly fixed through the fixation of the plurality of abutting blocks at any angle, so that the installation and the fixation can be quickly carried out;
Through setting up an expansion ring between public pipe and female pipe, can be when supporting the tight piece and fix the back, the inner circle face laminating of expansion ring is on the outer terminal surface of female pipe, not only further improves fixed effect, also provides fine sealed waterproof effect simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic partial cross-sectional elevation view of a male pipe according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the structure shown in FIG. 2A according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a male pipe according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of the structure of FIG. 4B according to an embodiment of the present invention;
FIG. 6 is a schematic view of a partial cross-sectional structure of a fixing ring according to an embodiment of the present invention;
FIG. 7 is a schematic view of a fixing bracket according to an embodiment of the present invention;
fig. 8 is a schematic bottom view of a fixing bracket structure according to an embodiment of the present invention.
The reference numerals in the figure respectively represent 1, male pipe, 2, female pipe, 3, fixing ring, 30, abutting block, 301, pressing part, 302, matching part, 31, outer ring, 311, sliding sleeve, 312, abutting rod, 313, sliding chute, 314, convex button, 315, plastic film, 32, inner ring, 321, perforation, 322, fixing bracket, 323, empty slot, 324, spring piece, 4 and expansion ring.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
The invention is further described below with reference to examples.
Examples:
because of the special characteristics of the new energy automobile, the automobile is internally provided with a plurality of high-voltage wire harnesses, and the high-voltage wire harnesses are usually assemblies for forming a connecting circuit by bundling wire harnesses after a contact terminal (connector) made of copper material is pressed against a wire and a cable and then an insulator or an external metal shell is molded outside the contact terminal (connector).
During connection, the male connector tube and the female connector tube of the connector are aligned and spliced together, a certain fixing structure is arranged to keep firm connection between the male connector tube and the female connector tube, and the common modes include fastening fixing, threaded fixing, slot locking and the like, which are complex, and meanwhile, a good rotating freedom degree of the wire harness cannot be provided through an external structure intervention fixing mode, and sealing performance cannot be guaranteed well.
Therefore, the present disclosure provides an airtight connector for a high-voltage wire harness of a new energy automobile, which can be quickly inserted and fixed, and simultaneously provides a good sealing effect, referring to fig. 1-8, the airtight connector mainly comprises a male pipe 1 and a fixed ring 3, one end of the male pipe 1 is connected with the high-voltage wire harness, the other end of the male pipe is inserted and matched with a female pipe 2, the internal structures of the male pipe 1 and the female pipe 2 are known techniques, the airtight connector is applicable to high-voltage wire harnesses at different positions in a vehicle, not particularly limited herein, only one connector structure is shown in the drawings, the fixed ring 3 is arranged at a pipe orifice of the male pipe 1, a plurality of abutting blocks 30 are arranged on an inner end face of the fixed ring 3, and the abutting blocks 30 can radially move along the fixed ring 3 and abut against an outer end face of the female pipe 2 when the female pipe 2 is coaxially inserted.
In this case, the fixing ring 3 includes an outer ring 31 and an inner ring 32 coaxially disposed inside the outer ring 31, the outer ring 31 is coaxially disposed inside the male pipe 1, a plurality of through holes 321 are formed in the inner ring 32, the through holes 321 are formed radially along the inner ring 32, and the plurality of through holes 321 are circumferentially arranged on the inner ring 32, and the abutting blocks 30 elastically move in the through holes 321.
When the female pipe 2 is inserted into the male pipe 1, the outer end surface of the female pipe 2 passes through the position of the through hole 321, and at this time, the abutting block 30 moves towards the outer end surface of the female pipe 2 and abuts against the outer end surface of the female pipe 2, so that the locking of the female pipe 2 is realized by increasing the friction force between the abutting block and the female pipe 2.
The position that supports tight piece 30 and female pipe 2 in this case contacts adopts hard rubber to when male pipe 1 and female pipe 2 find relative torsion, support tight piece 30 can have the deformation of a small margin, can not harm the mouth of pipe of female pipe 2, make whole pencil can obtain certain rotation degree of freedom.
In this case, the movement of the abutting blocks 30 is performed by sliding the sliding sleeve 311 located outside the outer ring 31, the sliding sleeve 311 slides along the axial direction of the outer ring 31, when the sliding sleeve 311 moves towards the direction of the joint between the male pipe 1 and the female pipe 2, all the abutting blocks 30 can move towards the direction of the outer end face of the female pipe 2 at the same time, and the force of the abutting blocks 30 abutting against the female pipe 2 can also gradually increase along with the approach of the sliding sleeve 311 to the joint, at this time, the sliding sleeve 311 stops moving, and the relative fixation between the male pipe 1 and the female pipe 2 is completed.
Specifically, the inner end of the sliding sleeve 311 is radially provided with a contact supporting rod 312 along the outer ring 31, the contact supporting rod 312 is provided with a plurality of holes 321, the contact supporting block 30 is inclined towards one side end surface of the contact supporting rod 312, the inclined surface is positioned on the moving path of the contact supporting rod 312, one end of the contact supporting rod 312 is a round head, when the contact supporting rod 312 contacts the contact supporting block 30, the contact supporting rod 312 gradually increases the contact supporting force to the contact supporting block 30 along with the gradual increase of the inclination, so that the force of the contact supporting block 30 against the outer end of the main pipe 2 is synchronously increased.
In this case, the outer ring 31 is provided with a sliding groove 313 for sliding the contact rod 312, two side end surfaces of the sliding groove 313 are respectively provided with a knob 314, when the contact rod 312 moves to the knob 314, the outer end surface of the contact rod 312 is in small clearance fit with the knob 314, the knob 314 is arranged at the joint close to the male pipe 1 and the female pipe 2, and when the contact rod 312 moves between the two knobs 314, the contact rod 312 passes through the knob 314 towards one side of the knob 314 close to the pipe orifice and fixes the sliding sleeve 311 through the knob 314.
In order to improve the waterproof and sealing effects inside the male pipe 1, in this case, a plastic film 315 is disposed on the outer ring 31 and located at the outer side of the sliding sleeve 311, and when in use, a certain protrusion can be disposed at one end of the sliding sleeve 311 away from the contact rod 312, and the plastic film 315 is "covered" at the outer side of the sliding sleeve 311.
In the scheme, the joint further comprises an expansion ring 4, the expansion ring 4 is arranged at one end, away from the pipe orifice of the male pipe 1, of the abutting block 30 and is coaxially arranged with the male pipe 1, and when the abutting block 30 abuts against the outer end face of the female pipe 2, the inner ring face of the expansion ring 4 is attached to the outer end face of the female pipe 2.
Specifically, a fixing bracket 322 which is annular is coaxially arranged on the inner ring 32, the expansion ring 4 is arranged on the fixing bracket 322, a plurality of empty slots 323 which are correspondingly arranged at the position of the abutting block 30 are distributed on the outer end face of the fixing bracket 322, and when the abutting block 30 is matched with the abutting rod 312, the abutting block 30 abuts against the expansion ring 4 through the empty slots 323.
The middle part that is located the inner ring face of fixed bolster 322 is provided with an annular cavity, and the part of the interior terminal surface of expansion ring 4 passes and follows this annular cavity protrusion, in this case, when the outer terminal surface of expansion ring 4 receives the extrusion force, can increase the convex area of expansion ring 4 from annular cavity to the convex part can conflict and realize sealedly on the outer terminal surface of male parent tube 2.
Optionally, the expansion ring 4 is internally filled with an inert gas or internally filled with a liquid.
The abutting block 30 comprises a pressing portion 301 and matching portions 302, the pressing portion 301 is arranged opposite to the empty groove 323 and can penetrate through the through hole 321 to abut against the outer end face of the main pipe 2, the matching portions 302 are provided with two matching portions which are respectively located on two sides of the pressing portion 301, the upper end of each matching portion 302 is inclined, two abutting rods 312 are arranged on the sliding sleeve 311 corresponding to the abutting block 30, and the two abutting rods 312 are respectively matched with the two matching portions 302.
The cross sections of the pressing part 301 and the two matching parts 302 are in a connected convex shape, the pressing part 301 is made of hard rubber materials, a Z-shaped spring piece 324 is respectively arranged between each matching part 302 and the inner ring 32, in the scheme, the cross section of the through hole 321 is in a convex shape with a bulge towards one side of the main pipe 2, the two spring pieces 324 are arranged at two convex shoulders of the through hole 321, and two sides of the width direction of the spring piece 324 are respectively adjacent to the inner ring 32 and the pressing part 301, so that when the main pipe 2 is twisted or bent in the main pipe 1, the spring piece 324 cannot deform, and compared with a common spring, the service life of the spring piece 324 is longer, and the effect is better.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the foregoing embodiments may be modified or equivalents may be substituted for some of the features thereof, and that the modification or substitution does not depart from the spirit and scope of the embodiments.

Claims (7)

1.一种用于新能源汽车高压线束的气密接头,其特征在于,包括公管(1)和固定环(3),所述公管(1)的一端连接有高压线束,其另一端插接配合有一母管(2);所述固定环(3)设置在公管(1)的管口处,位于固定环(3)的内端面上设置有若干个抵紧块(30),所述抵紧块(30)可沿固定环(3)径向移动并当母管(2)同轴插入时,抵紧在母管(2)的外端面上;所述固定环(3)包括外环(31)和同轴设在外环(31)内部的内环(32),所述内环(32)上开设有若干个穿孔(321),所述穿孔(321)沿内环(32)径向开设,且若干个穿孔(321)圆周排布在内环(32)上,所述抵紧块(30)弹性活动在穿孔(321)内;1. An airtight joint for a high-voltage wiring harness of a new energy vehicle, characterized in that it comprises a male pipe (1) and a fixing ring (3), one end of the male pipe (1) is connected to the high-voltage wiring harness, and the other end thereof is plugged and matched with a female pipe (2); the fixing ring (3) is arranged at the pipe mouth of the male pipe (1), and a plurality of abutting blocks (30) are arranged on the inner end surface of the fixing ring (3), and the abutting blocks (30) can move radially along the fixing ring (3) and abut against the outer end surface of the female pipe (2) when the female pipe (2) is coaxially inserted; the fixing ring (3) comprises an outer ring (31) and an inner ring (32) coaxially arranged inside the outer ring (31), and the inner ring (32) is provided with a plurality of through holes (321), the through holes (321) are radially provided along the inner ring (32), and the plurality of through holes (321) are circumferentially arranged on the inner ring (32), and the abutting blocks (30) elastically move in the through holes (321); 所述外环(31)的外侧套有一个滑套(311),所述滑套(311)的内端沿外环(31)径向设有抵触杆(312),所述抵紧块(30)朝抵触杆(312)的一侧端面为斜面,且斜面位于抵触杆(312)的移动路径上。A sliding sleeve (311) is sleeved on the outer side of the outer ring (31), and a resisting rod (312) is provided at the inner end of the sliding sleeve (311) along the radial direction of the outer ring (31), and an end surface of the resisting block (30) facing the resisting rod (312) is an inclined surface, and the inclined surface is located on the moving path of the resisting rod (312). 2.根据权利要求1所述的一种用于新能源汽车高压线束的气密接头,其特征在于,所述外环(31)上开设有用于抵触杆(312)在内滑动的滑槽(313),位于滑槽(313)的两侧端面上分别设有一个凸钮(314),当抵触杆(312)移动至凸钮(314)处时,抵触杆(312)的外端面和凸钮(314)小间隙配合。2. An airtight joint for a high-voltage wiring harness of a new energy vehicle according to claim 1, characterized in that a slide groove (313) for the resistance rod (312) to slide inside is provided on the outer ring (31), and a convex button (314) is provided on the end faces on both sides of the slide groove (313), and when the resistance rod (312) moves to the convex button (314), the outer end face of the resistance rod (312) and the convex button (314) are matched with a small gap. 3.根据权利要求2所述的一种用于新能源汽车高压线束的气密接头,其特征在于,所述外环(31)上并位于滑套(311)的外侧设有塑胶膜(315)。3. An airtight joint for a high-voltage wire harness of a new energy vehicle according to claim 2, characterized in that a plastic film (315) is provided on the outer ring (31) and located on the outer side of the sliding sleeve (311). 4.根据权利要求3所述的一种用于新能源汽车高压线束的气密接头,其特征在于,还包括膨胀圈(4),所述膨胀圈(4)设置在抵紧块(30)远离公管(1)管口的一端并与公管(1)同轴设置,且当抵紧块(30)抵紧在母管(2)外端面上时,膨胀圈(4)的内圈面贴合在母管(2)的外端面上。4. An airtight joint for a high-voltage wiring harness of a new energy vehicle according to claim 3, characterized in that it also includes an expansion ring (4), wherein the expansion ring (4) is arranged at an end of the pressing block (30) away from the pipe opening of the male pipe (1) and is coaxially arranged with the male pipe (1), and when the pressing block (30) is pressed against the outer end surface of the female pipe (2), the inner ring surface of the expansion ring (4) is in contact with the outer end surface of the female pipe (2). 5.根据权利要求4所述的一种用于新能源汽车高压线束的气密接头,其特征在于,所述内环(32)上同轴设有一个固定支架(322),所述膨胀圈(4)设置在固定支架(322)上;5. The airtight joint for a high-voltage wire harness of a new energy vehicle according to claim 4, characterized in that a fixing bracket (322) is coaxially arranged on the inner ring (32), and the expansion ring (4) is arranged on the fixing bracket (322); 其中,所述固定支架(322)的外端面上分布有若干个对应抵紧块(30)位置设置的空槽(323),当抵紧块(30)与抵触杆(312)配合时,抵紧块(30)经由空槽(323)抵触到膨胀圈(4)上。A plurality of empty slots (323) corresponding to the positions of the abutting blocks (30) are distributed on the outer end surface of the fixing bracket (322); when the abutting blocks (30) cooperate with the abutting rod (312), the abutting blocks (30) abut against the expansion ring (4) via the empty slots (323). 6.根据权利要求5所述的一种用于新能源汽车高压线束的气密接头,其特征在于,所述抵紧块(30)包括:6. The airtight joint for a high-voltage wire harness of a new energy vehicle according to claim 5, characterized in that the abutting block (30) comprises: 按压部(301),所述按压部(301)正对于空槽(323)设置,且其可穿过穿孔(321)抵触到母管(2)的外端面上;A pressing portion (301), the pressing portion (301) being arranged opposite to the empty groove (323) and being able to pass through the through hole (321) to abut against the outer end surface of the mother tube (2); 配合部(302),所述配合部(302)设置有两个并分别位于按压部(301)的两侧,每个配合部(302)的上端均呈斜面;A matching portion (302), wherein two matching portions (302) are provided and are respectively located on two sides of the pressing portion (301), and the upper end of each matching portion (302) is in the form of an inclined surface; 其中,所述滑套(311)上对应抵紧块(30)处设置有两个抵触杆(312),且两个抵触杆(312)分别与两个配合部(302)相配合。Wherein, two abutment rods (312) are arranged on the sliding sleeve (311) at locations corresponding to the abutment block (30), and the two abutment rods (312) are matched with the two matching portions (302) respectively. 7.根据权利要求6所述的一种用于新能源汽车高压线束的气密接头,其特征在于,每个所述配合部(302)和内环(32)之间分别设有一个Z形的弹簧片(324)。7. An airtight joint for a high-voltage wire harness of a new energy vehicle according to claim 6, characterized in that a Z-shaped spring sheet (324) is provided between each of the mating portions (302) and the inner ring (32).
CN202411074750.3A 2024-08-07 2024-08-07 Air-tight joint for high-voltage wire harness of new energy automobile Active CN118589243B (en)

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TW201125234A (en) * 2010-01-15 2011-07-16 Yuan-Zhi Liao Quick connector.
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EP1561990B1 (en) * 2004-02-05 2008-08-20 TI Group Automotive Systems LLC Quick connector for high pressure applications
CN217507723U (en) * 2022-05-24 2022-09-27 泰科电子科技(苏州工业园区)有限公司 Elastic terminal lantern ring, terminal subassembly and charging seat
CN218351810U (en) * 2022-09-30 2023-01-20 苏州智绿环保科技有限公司 Split charging gun
CN117013298A (en) * 2023-08-15 2023-11-07 深圳市龙科展电子有限公司 Novel signal connector for automobile communication
CN221041755U (en) * 2023-10-18 2024-05-28 常州澜诚电子有限公司 An anti-falling automotive electronic wiring harness

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TW201125234A (en) * 2010-01-15 2011-07-16 Yuan-Zhi Liao Quick connector.
CN221353322U (en) * 2023-12-21 2024-07-16 东莞市善为科技发展有限公司 Push-pull self-locking connector

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