CN115483576A

CN115483576A - Automobile wire harness and plug-in component thereof

Info

Publication number: CN115483576A
Application number: CN202211249175.7A
Authority: CN
Inventors: 尚广兵; 胡若艳; 张琪
Original assignee: Hefeishi Shenzhao Electronic Co ltd
Current assignee: Hefeishi Shenzhao Electronic Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2022-12-16

Abstract

The invention relates to the technical field of automobile wire harnesses and discloses an automobile wire harness which comprises a wire harness, wherein a wire clamping frame is sleeved at the end part of the wire harness, the part of the wire harness, which is positioned on the inner side of the wire clamping frame, is of a bent structure and is used for adjusting different lengths of the wire harnesses, one section of the wire harness, which is positioned on the inner side of the wire clamping frame, is of a U-shaped structure, a wire clamping groove is formed in the wire clamping frame in the horizontal direction, the wire harness is slidably embedded on the inner side of the wire clamping groove, the front end of the wire harness is split, the wire clamping frame is slidably sleeved on the outer side of the wire harness, the wire harness is adjusted by using the wire clamping frame, the tension at the connecting position of the wire harness is adjusted, the condition that the local tension is overlarge is avoided, and the connection stability of the wire harness is improved.

Description

Automobile wire harness and plug-in component thereof

Technical Field

The invention relates to the field of automobile wire harnesses, in particular to an automobile wire harness and an insert thereof.

Background

An automotive wire harness is a network main body of an automotive circuit, and the wire harness refers to a component which is formed by pressing a contact terminal (connector) punched by a copper material and an electric wire and cable, then externally molding and pressing an insulator or adding a metal shell, and the like, and bundling the wire harness to form a connecting circuit.

The type of current car pencil butt joint has the multiple, its plug-in components contact pattern is mostly for utilizing mutual contact to realize the intercommunication between two copper sheets, when outside insulating casing protected the copper sheet, guarantee user's safety, but current copper sheet is at the grafting in-process, partly appears becoming flexible easily, lead to contact failure, there is the error in addition partly because during the preparation, lead to pegging graft back frictional force too big, it is all comparatively inconvenient to cause to peg graft and extract, mostly adopt soldering welded mode to go on between current pencil and the copper sheet simultaneously, but the improper condition such as rosin joint appears in the soldering misoperation easily, lead to follow-up pencil unable use or the durability is lower.

In view of the above-mentioned related technologies, the inventor believes that there are some defects that the conventional wire harness insert is easy to have too large or insufficient friction force due to manufacturing errors, and the end of the wire harness is subjected to cold joint and false joint conditions to affect the subsequent use of the wire harness.

Disclosure of Invention

In order to solve the above-mentioned problems, the present invention provides an automotive wire harness and an insert therefor.

The invention provides an automobile wire harness and an insert thereof, which adopt the following technical scheme:

the utility model provides an automobile wire harness, includes the pencil, the tip cover of pencil is equipped with card line frame, and the part that the pencil is located card line frame inboard is the structure of buckling for the different length of each pencil of adjustment.

Preferably, one section of the wire harness, which is located on the inner side of the wire clamping frame, is of a U-shaped structure, the wire clamping groove is formed in the wire clamping frame in the horizontal direction, and the wire harness is embedded on the inner side of the wire clamping groove in a sliding mode.

An automobile wiring harness plug-in comprises a socket and a plug matched with the socket, wherein a wiring harness is electrically connected onto the plug, a plurality of butt-joint rods are fixedly connected to the inner side of the plug through threads, and a plurality of contact pins matched with the butt-joint rods are arranged on the inner side of the socket;

the butt joint rod comprises two groups of clamping sections, connecting sections and contact sections which are centrosymmetric and are sequentially arranged from front to back, the clamping sections and the contact sections are rotatably arranged around the connecting sections, and the two contact sections are obliquely arranged towards the central position;

the inboard slip of butt joint pole has the conflict piece, and the inboard threaded connection of conflict piece has a smooth thimble, each the smooth thimble respectively with a fixed connection in the pencil, the one side that the smooth thimble was kept away from to the conflict piece is provided with the chamfer, and the chamfer conflicts with the contact segment and pushes away the contact segment to the outside, presss from both sides tight section and puts to draw close to central point, increases the frictional force between tight section of clamp and the contact pin.

Preferably, a plurality of through holes matched with the butt-joint rods are formed in the plug, mounting rings are sleeved on the outer sides of the connecting sections of the butt-joint rods, the mounting rings are fixedly connected to the inner sides of the through holes in a threaded mode, and each mounting ring is provided with a rotating groove corresponding to two connecting sections.

Preferably, the plug is close to the one end joint of pencil and has the end cover, be provided with the joint piece between plug and the end cover, the joint piece includes first joint piece and second joint piece, all set up the draw-in groove that corresponds with the pencil on first joint piece and the second joint piece, and draw-in groove dislocation set on first joint piece and the second joint piece, two penetrating width that correspond the draw-in groove are adjusted to first joint piece and second joint piece opposite direction motion, realize joint or clearance fit between draw-in groove and the pencil individual cable, the upper and lower both sides of first joint piece and second joint piece are equallyd divide and are provided with the action bars respectively, and are provided with the locking structure who is used for interval modulation between two adjacent action bars in top.

Preferably, the end of the sliding-embedded needle is sequentially and integrally formed with a thread section and a conflict section, the thread section is connected with the conflict block through threads, the conflict section is attached to the inner wall of the conflict block, the insertion hole is formed in the contact pin, and the insertion hole is matched with the sliding-embedded needle.

Preferably, a first placing groove is formed in the abutting section, the wire core is in interference fit with the first placing groove and the wire harness, and the wire core is embedded in the inner side of the first placing groove.

Preferably, the collision section is coaxially provided with a second placing groove, and the collision section is provided with a bolt hole perpendicular to the axis of the second placing groove.

Preferably, a plurality of third placing grooves are formed in the interference section in an annular array mode, one strand of wire harness wire cores is in interference fit with each third placing groove, and the depth of each third placing groove is smaller than the diameter of each strand of wire core.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the front end of the wire harness is split, the wire clamping frame is sleeved on the outer side of the wire harness in a sliding mode, the wire clamping frame is used for adjusting the tension of the wire harness, the tension of the connecting position of the wire harness is adjusted, and the condition that the local tension is too large is avoided;

2. the rotatable butt joint rod is arranged on the inner side of the plug, the butt joint block for operating the butt joint rod is slidably embedded in the inner side of the butt joint rod, and the sliding embedding pin is pushed by utilizing the inserting pin in the socket, so that the clamping section is controlled, the butt joint of the plug and the socket is realized, the butt joint tail end has enough friction force, and no friction force exists in the initial section, so that the convenience of inserting and dismounting is improved;

3. through the inboard swing joint contact strip at the plug, utilize the regulation to the contact strip, realize the restraint effect to the pencil difference to when extracting the plug, the action is extracted in the cooperation, will contradict the piece and promote forward, with this reduction in the frictional force of extracting, convenience when promoting to extract.

Drawings

FIG. 1 is a schematic isometric view of an embodiment of the invention.

Fig. 2 is a schematic diagram of an explosive structure of an embodiment of the invention.

Fig. 3 is a partial cross-sectional structural schematic diagram of an embodiment of the invention.

FIG. 4 is a schematic view of a docking rod configuration according to an embodiment of the invention.

Fig. 5 is an enlarged schematic structural diagram at a in the embodiment of the invention.

FIG. 6 is a schematic diagram of a card connector according to an embodiment of the invention.

Fig. 7 is a schematic diagram of a wire clamping frame structure according to an embodiment of the invention.

Fig. 8 is a schematic view of a slip insert needle according to an embodiment of the invention.

Fig. 9 is a schematic view of a second slip insert needle according to an embodiment of the invention.

Fig. 10 is a schematic structural view of a three-slip thimble according to an embodiment of the invention.

Description of reference numerals: 1. a socket; 2. a plug; 201. a through hole; 3. inserting a pin; 301. a jack; 4. an end cap; 5. a wire harness; 6. a wire clamping frame; 601. a wire clamping groove; 7. an operating lever; 8. a docking rod; 801. a clamping section; 802. a contact section; 803. a connecting section; 804. a mounting ring; 805. rotating the groove; 9. a clip sheet; 901. a first clip piece; 902. a second engagement piece; 903. a card slot; 10. a locking structure; 11. a contact block; 12. a slip-in needle; 1201. a conflict section; 1202. a threaded segment; 1203. a first placement groove; 1204. a second placement groove; 1205. bolt holes; 1206. and a third placing groove.

Detailed Description

The present invention is described in further detail below with reference to figures 1-10.

The embodiment of the invention discloses an automobile wire harness and an insert thereof. Referring to fig. 1 to 8, an automobile wire harness comprises a wire harness 5, wherein a wire clamping frame 6 is sleeved at the end of the wire harness 5, the part of the wire harness 5, which is positioned on the inner side of the wire clamping frame 6, is of a bent structure and is used for adjusting different lengths of the wire harnesses 5, a section of the wire harness 5, which is positioned on the inner side of the wire clamping frame 6, is of a U-shaped structure, a wire clamping groove 601 is formed in the wire clamping frame 6 in the horizontal direction, and the wire harness 5 is slidably embedded on the inner side of the wire clamping groove 601;

an automobile wiring harness plug-in comprises a socket 1 and a plug 2 matched with the socket 1, wherein a wiring harness 5 is electrically connected onto the plug 2, a plurality of butt-joint rods 8 are fixedly connected to the inner side of the plug 2 through threads, and a plurality of contact pins 3 matched with the butt-joint rods 8 are arranged on the inner side of the socket 1;

the butt joint rod 8 comprises two groups of centrosymmetric clamping sections 801, connecting sections 803 and contact sections 802 which are sequentially arranged from front to back, the clamping sections 801 and the contact sections 802 are rotationally arranged around the connecting sections 803, the two contact sections 802 are obliquely arranged towards the central position, a plurality of through holes 201 matched with the butt joint rod 8 are formed in the plug 2, mounting rings 804 are sleeved on the outer sides of the connecting sections 803 of the butt joint rod 8, the mounting rings 804 are fixedly connected to the inner sides of the through holes 201 in a threaded manner, rotating grooves 805 are formed in the mounting rings 804 corresponding to the two connecting sections 803, and the preferred rotating grooves 805 are in clearance fit with the connecting sections 803, so that the connecting sections 803 can deflect in the rotating grooves 805 within a certain range, and outward expansion of the contact sections 802 and inward contraction of the clamping sections 801 are realized;

the inner side of the butt joint rod 8 is slidably embedded with a contact block 11, the inner side of the contact block 11 is in threaded connection with sliding embedded needles 12, each sliding embedded needle 12 is fixedly connected with one of the wire harnesses 5, one side of the contact block 11, which is far away from the sliding embedded needle 12, is provided with a chamfer, the chamfer and the contact section 802 are in contact with each other to push the contact section 802 outwards, the clamping section 801 is closed towards the central position to increase the friction force between the clamping section 801 and the contact pin 3, one end of the plug 2, which is close to the wire harness 5, is clamped with an end cover 4, a clamping sheet 9 is arranged between the plug 2 and the end cover 4, the clamping sheet 9 comprises a first clamping sheet 901 and a second clamping sheet 902, the first clamping sheet 901 and the second clamping sheet 902 are both provided with clamping grooves 903 corresponding to the wire harnesses, the clamping grooves 903 on the first clamping sheet 901 and the second clamping sheet 903 are arranged in a staggered manner, the first clamping sheet 901 and the second clamping sheet 902 move relatively, and the through width of the two corresponding clamping grooves 903 is adjusted, realize the joint or clearance fit between the 5 cables of draw-in groove 903 and pencil, the upper and lower both sides of the first clamping piece 901 and the second clamping piece 902 are equally equipped with the operating rod 7 respectively, and the locking structure 10 for interval adjustment is arranged between the two adjacent operating rods 7 above, the locking structure 10 can adopt a threaded rod or a spring, preferably adopt a threaded rod, the adjustment of the tightness by the threaded rod is more intuitive, meanwhile, when the external force is too large, the relative sliding between the pencil 5 and the clamping piece 9 is not generated, the plug 2 is provided with a notch for the movement of the operating rod 7, when the plug 2 is pulled out, the operating rod 7 is synchronously pushed to one side of the socket 1, so that the pencil 5 is pushed, further, the pencil 5 pushes the abutting block 11 to one side of the socket 1, after the inner side of the contact section 802 loses the limit, the friction force of the clamping section 801 to the plug pin 3 is reduced, make plug 2 can conveniently be pulled out, the end of smooth embedded needle 12 integrated into one piece has screw thread section 1202 and conflict section 1201 in proper order, threaded connection between screw thread section 1202 and the conflict piece 11, conflict section 1201 and the laminating setting of conflict piece 11 inner wall, jack 301 has been seted up on contact pin 3, and jack 301 cooperation smooth embedded needle 12 sets up, the degree of depth of preferred jack 301 is less than smooth embedded needle 12, make contact pin 3 can push away smooth embedded needle 12, thereby make conflict piece 11 along with smooth embedded needle 12 to one side displacement of contact section 802, first settling groove 1203 has been seted up on the conflict section 1201, and line core interference fit in first settling groove 1203 and pencil 5, and the inboard of first settling groove 1203 is located in the embedding of sinle silk, the outstanding first settling groove 1203 setting of preferred sinle silk, and the sinle silk passes through the welding between soldering and the conflict section 1201, thereby when conflict section 1201 and the contact piece 11 inner wall, guarantee the contact effect between sinle silk and the conflict piece 11.

The second embodiment:

referring to fig. 9, the present embodiment is different from the first embodiment only in that: the second placing groove 1204 is coaxially formed in the abutting section 1201, a bolt hole 1205 is formed in the abutting section 1201 and perpendicular to the axis of the second placing groove 1204, the diameter of the preferable second placing groove 1204 is larger than that of the wire core, the wire core is inserted into the second placing groove 1204, the bolt is connected in the bolt hole 1205 in a threaded mode, and the bolt and the wire core are abutted to each other, so that the wire core is fixed in the second placing groove 1204.

Example three:

referring to fig. 10, the present embodiment differs from the first embodiment only in that: conflict section 1201 goes up annular array and has seted up a plurality of third resettlement groove 1206, and in each third resettlement groove 1206 respectively interference fit have a strand among the 5 sinle silks of pencil, and the degree of depth of third resettlement groove 1206 is less than the diameter of per strand sinle silk, when preferred per strand sinle silk inlays to be located in third resettlement groove 1206, all outstanding conflict section 1201's outer wall setting, when conflict section 1201 passes through installation in thread section 1202 to conflict piece 11, the outer wall of per strand sinle silk all with conflict piece 11 inner walls between interference fit, thereby guarantee the stability of connecting each other.

The implementation principle of the automobile wire harness and the plug-in thereof in the embodiment of the invention is as follows: the front end of the wire harness 5 is inserted into the wire clamping frame 6 after being separated, and the wire clamping frame 6 is utilized to realize independent adjustment of the length of each cable in the wire harness 5, so that the tensile force of the wire harness 5 at the connecting position is reduced, and the butt joint stability of the wire harness 5 is improved; when the plug 2 is plugged, the contact pin 3 pushes the sliding embedded pin 12 to move towards the contact section 802, the contact block 11 pushes the contact section 802 to expand outwards, and the clamping section 801 is pushed inwards around the connecting section 803, so that interference fit between the clamping section 801 and the contact pin 3 is realized, tight butt joint between the plug 2 and the socket 1 is ensured, and meanwhile, an initial section of plugging does not have too large friction force; the conflict section 1201 of the sliding-embedding needle 12 is butted with the wire harness 5 through different placing grooves, so that good contact between the wire core and the inner wall of the conflict block 11 is ensured, and the possibility of poor contact is reduced.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automotive wire harness comprising a wire harness (5), characterized in that: the tip cover of pencil (5) is equipped with card wire frame (6), and pencil (5) are located the inboard part of card wire frame (6) and are the bending structure for adjust the different length of each pencil (5).

2. The automotive wire harness according to claim 1, characterized in that: the pencil (5) are located one section of card wire frame (6) inboard and are the U-shaped structure, card wire frame (6) are gone up and have been seted up card wire casing (601) along the horizontal direction, pencil (5) cunning inlays in the inboard of card wire casing (601).

3. An automotive wiring harness insert characterized by: the socket comprises a socket (1) and a plug (2) matched with the socket (1), wherein a wiring harness (5) is electrically connected onto the plug (2), a plurality of butt joint rods (8) are fixedly connected to the inner side of the plug (2) through threads, and a plurality of contact pins (3) matched with the butt joint rods (8) are arranged on the inner side of the socket (1);

the butt joint rod (8) comprises two groups of clamping sections (801), connecting sections (803) and contact sections (802) which are centrosymmetric and sequentially arranged from front to back, the clamping sections (801) and the contact sections (802) are rotatably arranged around the connecting sections (803), and the two contact sections (802) are obliquely arranged towards the center;

the inboard slip of butt joint pole (8) has conflict piece (11), and the inboard threaded connection of conflict piece (11) has smooth thimble (12), each smooth thimble (12) respectively with pencil (5) in a fixed connection, one side that smooth thimble (12) were kept away from in conflict piece (11) is provided with the chamfer, and chamfer and contact section (802) are inconsistent with contact section (802) to push away to the outside, press from both sides tight section (801) and draw close to central point, increase and press from both sides the frictional force between tight section (801) and contact pin (3).

4. The automotive harness insert of claim 3, wherein: seted up a plurality of and butt joint pole (8) complex through-hole (201) on plug (2), the outside cover of linkage segment (803) of butt joint pole (8) is equipped with collar (804), and collar (804) screw thread fixed connection in the inboard of through-hole (201), each rotation recess (805) have all been seted up to two linkage segments (803) of correspondence on collar (804).

5. An automotive harness insert as set forth in claim 3, wherein: end cover (4) are connected to one end, close to pencil (5), of plug (2) in a clamped mode, clamping pieces (9) are arranged between plug (2) and end cover (4), each clamping piece (9) comprises a first clamping piece (901) and a second clamping piece (902), clamping grooves (903) corresponding to the pencil are formed in the first clamping piece (901) and the second clamping piece (902), the first clamping piece (901) and the second clamping piece (902) are arranged in a staggered mode, the first clamping piece (901) and the second clamping piece (902) move relatively to adjust the penetrating width of the two corresponding clamping grooves (903), clamping or clearance fit between the clamping grooves (903) and the cables of pencil (5) is achieved, operating rods (7) are arranged on the upper side and the lower side of the first clamping piece (901) and the upper side and the lower side of the second clamping piece (902), and a locking structure (10) used for adjusting the distance is arranged between two adjacent operating rods (7) on the upper side.

6. An automotive harness insert as set forth in claim 3, wherein: the end of the sliding embedded needle (12) is sequentially integrally formed with a thread section (1202) and a conflict section (1201), the thread section (1202) is connected with the conflict block (11) through threads, the conflict section (1201) is attached to the inner wall of the conflict block (11), a jack (301) is formed in the contact pin (3), and the jack (301) is matched with the sliding embedded needle (12) to be arranged.

7. The automotive wiring harness insert of claim 6, wherein: first resettlement groove (1203) have been seted up on conflict section (1201), and line core interference fit in first resettlement groove (1203) and pencil (5) to the inboard of first resettlement groove (1203) is located in the embedding of line core.

8. The automotive harness insert of claim 6, wherein: a second placing groove (1204) is coaxially formed in the collision section (1201), and a bolt hole (1205) is formed in the collision section (1201) and perpendicular to the axis of the second placing groove (1204).

9. The automotive harness insert of claim 6, wherein: a plurality of third mounting grooves (1206) are formed in the collision section (1201) in an annular array mode, one strand of wire cores of the wire harness (5) is arranged in each third mounting groove (1206) in an interference fit mode, and the depth of each third mounting groove (1206) is smaller than the diameter of each strand of wire core.