CN113258329A

CN113258329A - High-voltage wire harness connecting structure for new energy automobile

Info

Publication number: CN113258329A
Application number: CN202110639794.6A
Authority: CN
Inventors: 陈阔; 崔臻; 蒋剑; 耿强; 孔维强; 陶广华; 朱福雄; 杜克虎; 王远东; 沈玉平
Original assignee: Hemei Zhejiang Automobile Co ltd
Current assignee: Hemei Zhejiang Automobile Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-08-13
Anticipated expiration: 2041-06-09
Also published as: CN113258329B

Abstract

The invention relates to the technical field of new energy automobile wire harness connectors and discloses a high-voltage wire harness connecting structure for a new energy automobile, which comprises a first connector and a second connector, wherein one end of the first connector is provided with a wire fixing seat, a plurality of through holes are formed in the wire fixing seat, one end of the wire fixing seat is provided with a limiting convex rib, two sides of the limiting convex rib are respectively provided with a wire clamping groove, and one end of the first connector is provided with a first push rod. According to the invention, the wire fixing seat is arranged in the first joint, the wire fixing mechanism is arranged in the second joint, the wire fixing seat can fix the wire in the first joint, when the first joint and the second joint are spliced together, the wire fixing mechanism can cut the insulating layer of the wire, so that the conductor in the wire can be contacted with the wire fixing mechanism, and the wire fixing mechanism can conduct electricity, so that when the wire harness is installed, manual wire stripping is not needed, and the connection between the wire harness and the connector can be completed.

Description

High-voltage wire harness connecting structure for new energy automobile

Technical Field

The invention relates to the technical field of new energy automobile wire harness connectors, in particular to a high-voltage wire harness connecting structure for a new energy automobile.

Background

The new energy automobile wire harness is a network main body of an automobile circuit, is connected with electric and electronic parts of an automobile and enables the electric and electronic parts to play a role, and the automobile circuit does not exist without the wire harness. The wire harness is a component which is formed by pressing a contact terminal punched by a copper material and an electric wire and cable, then molding and pressing an insulator outside the contact terminal or adding a metal shell outside the contact terminal, and bundling the contact terminal with the wire harness to form a connecting circuit. In order to connect and dismantle conveniently, the connection between the pencil generally all can use the pencil connector, among the prior art, when connecting pencil and connector, need earlier peel off insulating layer outside the pencil by hand, and spill its inside conductor, be connected to the binding post in the connector with these conductors at last, thereby realize being connected of pencil and connector, can realize the connection between two sections pencil through the grafting cooperation between the connector at last, however the installation of above-mentioned pencil and connector and connected mode are very troublesome, make later stage maintenance and the maintenance of car become very inconvenient.

Disclosure of Invention

The invention provides a high-voltage wire harness connecting structure for a new energy automobile, which has the beneficial effect of convenience in installation and solves the problem that when a wire harness connector is installed in the background technology, an insulating layer outside a wire harness needs to be stripped off firstly, and then the wire harness and the connector can be installed together.

The invention provides the following technical scheme: the utility model provides a high-pressure wire harness connection structure for new energy automobile, includes first joint and second joint, the one end of first joint is equipped with the wire fixing base, just be equipped with a plurality of through-hole on the wire fixing base, the one end of wire fixing base is equipped with spacing protruding muscle, just the both sides of spacing protruding muscle all are equipped with wire joint groove, the one end of first joint is equipped with first push rod, just the other end of first joint is equipped with the second push rod, first push rod pass through coupling spring with first joint elastic connection, the second connects and is located one side of first joint, just be equipped with the fixed slot that agrees with mutually with the wire fixing base on the second joint, be equipped with wire fixed establishment and stripping off mechanism in the fixed slot.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the wire fixing mechanism comprises a limiting seat and a clamping assembly, the bottom end of the limiting seat is connected with the second joint in a sliding mode, a plurality of limiting protrusions are arranged on one side of the limiting seat, and one end of the limiting seat is elastically connected with the second joint through a first spring.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the clamping assembly comprises a first fixing plate and a second fixing plate, one end of the first fixing plate and one end of the second fixing plate are both provided with cutting edges, the other end of the first fixing plate is inserted into the wire fixing seat, the first fixing plate is provided with a limiting groove, the other end of the second fixing plate is in pin joint with the first fixing plate through a pin shaft, the second fixing plate is abutted against the limiting protrusion, and one side, facing the first fixing plate, of the second fixing plate is provided with a pressing block corresponding to the limiting groove.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the wire fixing seat is rectangular, and the wire fixing seat is detachably connected with the first joint through a screw.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: stripping off mechanism includes the mount, just the mount with second joint sliding connection, one side of mount is equipped with the fixed subassembly of a plurality of, just fixed subassembly includes first splint and second splint, first splint with mount fixed connection, just first splint pass through the second spring with second splint elastic connection, the bottom of second splint with mount sliding connection, just one side of second splint is equipped with the gag lever post, the one end of gag lever post runs through first splint.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the fixing frame is elastically connected with the second connector through a limiting spring, and two convex blocks are arranged on one side of the fixing frame.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: and third push rods and push blocks are arranged on two sides of the first joint, the positions and the number of the third push rods correspond to the limiting rods one to one, and the positions and the number of the push blocks correspond to the lugs one to one.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the both ends of first joint all are equipped with elastic connection board, just elastic connection board's the outside is equipped with the latch.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: and clamping grooves corresponding to the clamping teeth are formed at two ends of the second connector.

As an alternative of the high-voltage wire harness connection structure for the new energy automobile, the high-voltage wire harness connection structure for the new energy automobile comprises the following components: the position and the quantity in wire joint groove with the through-hole one-to-one, the one end in wire joint groove is the loudspeaker form, just the inboard in wire joint groove is equipped with two arc notches.

The invention has the following beneficial effects:

1. this high-voltage wire harness connection structure for new energy automobile, through set up a wire fixing base in first joint, be provided with wire fixed establishment in the second joint, the wire fixing base can be fixed the wire in first joint, when first joint and second joint peg graft together, wire fixed establishment can open the insulating layer of wire, the inside conductor of wire will contact with wire fixed establishment like this, wire fixed establishment can electrically conduct, when the installation like this, only need pass first joint with the wire earlier, then with its one end joint in wire joint inslot, it can with second joint peg graft together first joint after that, need not to carry out the wire stripping processing to the wire again, it is more convenient.

2. This high-voltage wire harness connection structure for new energy automobile, through set up a spacing recess on first fixed plate, set up a briquetting on the second fixed plate, the existence of briquetting and spacing recess can provide the fixed effect of wire on the one hand, make it be difficult for breaking away from, on the other hand, the briquetting can provide certain pressure for the wire, make the wire hug closely the inner wall of spacing recess, can increase wire and first fixed plate like this, area of contact between the second fixed plate, can effectively reduce contact resistance, improve electrically conductive effect.

3. This high-voltage wire harness connection structure for new energy automobile sets up a peeling means in the second connects, peeling means includes mount and fixed subassembly, fixed subassembly and centre gripping subassembly are the one-to-one setting, can clip the wire through fixed subassembly, when first joint motion, can promote the fixed subassembly motion of mount machine, can make insulating layer and wire separation through fixed subassembly, thereby make more bare exposure of the inside conductor of wire come, thereby improve the connection effect between wire and the centre gripping subassembly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of a second joint of the present invention.

Fig. 3 is a schematic view of the internal structure of the second joint of the present invention.

Fig. 4 is a schematic view of a first joint structure according to the present invention.

Fig. 5 is a schematic view of the internal structure of the first joint according to the present invention.

FIG. 6 is a schematic view of a clamping assembly according to the present invention.

Fig. 7 is a schematic structural diagram of a fixing assembly of the present invention.

In the figure: 1. a first joint; 2. a second joint; 3. a lead fixing seat; 301. limiting convex ribs; 302. a wire clamping groove; 4. a first push rod; 5. a second push rod; 6. fixing grooves; 7. a wire fixing mechanism; 8. a peeling mechanism; 9. a limiting seat; 901. a limiting bulge; 10. a first spring; 11. a first fixing plate; 1101. a limiting groove; 12. a second fixing plate; 1201. briquetting; 13. cutting edges; 14. a fixed mount; 1401. a bump; 15. a first splint; 16. a second splint; 17. a second spring; 18. a limiting rod; 19. a third push rod; 20. a push block; 21. an elastic connecting plate; 22. clamping teeth; 23. a card slot; 24. a connecting spring; 25. a limiting spring; 26. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-7, a high voltage wire harness connection structure for a new energy vehicle includes a first connector 1 and a second connector 2, one end of the first connector 1 is provided with a wire fixing seat 3, the wire fixing seat 3 is provided with a plurality of through holes 26, one end of the wire fixing seat 3 is provided with a limiting convex rib 301, both sides of the limiting convex rib 301 are provided with wire clamping grooves 302, one end of the first connector 1 is provided with a first push rod 4, the other end of the first connector 1 is provided with a second push rod 5, the first push rod 4 is elastically connected with the first connector 1 through a connection spring 24, the second connector 2 is positioned at one side of the first connector 1, the second connector 2 is provided with a fixing groove 6 matched with the wire fixing seat 3, the fixing groove 6 is provided with a wire fixing mechanism 7 and a stripping mechanism 8, the positions and the number of the wire clamping grooves 302 correspond to the through holes 26 one to one, one end of the wire clamping groove 302 is horn-shaped, and the inner side of the wire clamping groove 302 is provided with two arc-shaped notches.

Wire fixed establishment 7 includes spacing seat 9 and centre gripping subassembly, and the bottom and the second of spacing seat 9 connect 2 sliding connection, and one side of spacing seat 9 is equipped with the spacing arch 901 of a plurality of, and the one end of spacing seat 9 passes through first spring 10 and second connects 2 elastic connection. The clamping assembly comprises a first fixing plate 11 and a second fixing plate 12, one end of each of the first fixing plate 11 and the second fixing plate 12 is provided with a cutting edge 13, the other end of the first fixing plate 11 is inserted into the wire fixing seat 3, the first fixing plate 11 is provided with a limiting groove 1101, the other end of the second fixing plate 12 is connected with the first fixing plate 11 through a pin shaft, the second fixing plate 12 is abutted to the limiting protrusion 901, and one side, facing the first fixing plate 11, of the second fixing plate 12 is provided with a pressing block 1201 corresponding to the limiting groove 1101.

By arranging a lead fixing seat 3 in the first joint 1, when a jacket at the outermost side of the lead is peeled off, a plurality of leads can be fixed in a lead clamping groove 302 on the lead fixing seat 3, at the moment, the end part of the lead is bent by 90 degrees, the second joint 2 is fixed with the lead in advance, a lead fixing mechanism 7 is arranged in the second joint 2 and comprises a limiting seat 9 and a clamping component, the limiting seat 9 can slide relative to the second joint 2, meanwhile, the limiting seat 9 is also elastically connected with the inner wall of the second joint 2 through a first spring 10, under the normal condition, the clamping component can be propped against through a limiting bulge 901 on the limiting seat 9, the clamping component consists of a first fixing plate 11 and a second fixing plate 12, cutting edges 13 are arranged on the first fixing plate 11 and the second fixing plate 12, when the first joint 1 is inserted into the second joint 2, the lead outside the lead fixing seat 3 moves along the gap between the first fixing plate 11 and the second fixing plate 12, and the insulation layer outside the lead can be cut through the cutting edge 13, so that the conductor inside the lead can be contacted with the first fixing plate 11 and the second fixing plate 12, and both the first fixing plate 11 and the second fixing plate 12 can conduct electricity;

along with the movement of the first joint 1, the first push rod 4 in the first joint 1 will firstly abut against the limiting seat 9, both sides of the limiting seat 9 are provided with inclined surfaces, under the pushing of the first push rod 4, the limiting seat 9 will firstly move towards the direction away from the clamping assembly, after the blocking of the limiting protrusion 901 on the limiting seat 9 is lost, one end of the second fixing plate 12 will be separated from the first fixing plate 11 under the extrusion of the lead, at this time, the lead can move to the limiting groove 1101 on the first fixing plate 11, then, the second push rod 5 will abut against the limiting seat 9, under the action of the second push rod 5, the second push rod 5 will push the limiting seat 9 back to the original position, at this time, the second fixing plate 12 returns to the original position, so that the lead will be pressed into the limiting groove 1101 by the pressing block 1201, and the existence of the pressing block 1201 and the limiting groove 1101, on one hand, the fixing effect of the lead can be improved, and the lead is not easy to be separated, on the other hand, the pressing block 1201 provides a certain pressure for the wires, so that the wires are tightly attached to the inner wall of the limiting groove 1101, the contact area between the wires and the first fixing plate 11 and the second fixing plate 12 can be increased, the contact resistance can be effectively reduced, and the conductive effect is improved.

It should be noted that the first push rod 4 can slide relative to the first joint 1, and is elastically connected to the inner wall of the first joint 1 through the connection spring 24, and since the first push rod 4 is long, when the first joint 1 is plugged, the first push rod 4 will first abut against the second joint 2, so as to affect the movement of the first joint 1, and therefore, a slot corresponding to the first push rod 4 is provided in the second joint 2, so that the first push rod 4 will not obstruct the plugging between the first joint 1 and the second joint 2.

Example 2

Referring to fig. 1, 4 and 5, this embodiment is a further improvement of embodiment 1, the wire fixing seat 3 is rectangular, and the wire fixing seat 3 is detachably connected to the first connector 1 by a screw, since the wire fixing seat 3 is rectangular, a detachable wire fixing seat 3 is provided for the convenience of wiring, when wiring, the wire fixing seat 3 can be taken down first, then one end of the wire passes through the first connector 1, then the wire passes through the through hole 26 on the wire fixing seat 3, and finally the wire fixing seat 3 is installed back to the original position.

Example 3

Referring to fig. 1-3, in this embodiment, a further improvement of embodiment 1 is provided, in which the peeling mechanism 8 includes a fixing frame 14, the fixing frame 14 is slidably connected to the second joint 2, one side of the fixing frame 14 is provided with a plurality of fixing components, the fixing components include a first clamping plate 15 and a second clamping plate 16, the first clamping plate 15 is fixedly connected to the fixing frame 14, the first clamping plate 15 is elastically connected to the second clamping plate 16 through a second spring 17, a bottom end of the second clamping plate 16 is slidably connected to the fixing frame 14, one side of the second clamping plate 16 is provided with a limiting rod 18, and one end of the limiting rod 18 penetrates through the first clamping plate 15. The fixing frame 14 is also elastically connected with the second joint 2 through a limiting spring 25, two projections 1401 are arranged on one side of the fixing frame 14, third push rods 19 and push blocks 20 are arranged on two sides of the first joint 1, the positions and the number of the third push rods 19 correspond to the limiting rods 18 one by one, and the positions and the number of the push blocks 20 correspond to the projections 1401 one by one.

In order to further improve the conductive effect of the lead, the technical scheme is that a stripping mechanism 8 is further arranged in the second connector 2, the stripping mechanism 8 mainly comprises a fixed frame 14 and a fixing component, the fixed frame 14 can slide relative to the second connector 2, meanwhile, the fixed frame 14 is elastically connected with the inner wall of the second connector 2 through a limiting spring 25, the fixing component is fixed on the fixed frame 14 and can move along with the fixed frame 14, the fixing component comprises a first clamping plate 15 and a second clamping plate 16, the second clamping plate 16 can move, a limiting rod 18 is further arranged on the second clamping plate 16, one end of the limiting rod 18 penetrates through the first clamping plate 15, meanwhile, one end of the limiting rod 18, which is far away from the second clamping plate 16, is provided with an inclined surface, under the normal condition, the first clamping plate 15 and the second clamping plate 16 can be combined together under the action of the second spring 17, the first connector 1 can drive a third push rod 19 to move together when moving, the third push rod 19 pushes the limiting rod 18 when moving, and the first clamping plate 15 and the second clamping plate 16 are separated under the pushing of the limiting rod 18;

the fixing components and the clamping components are arranged in a one-to-one correspondence manner, at the moment, the conducting wire can move along the gap between the first clamping plate 15 and the second clamping plate 16, along with the movement of the first connector 1, the push block 20 can be abutted against the lug 1401 on the fixing frame 14, the top of the lug 1401 is provided with an inclined surface, under the pushing of the pushing block 20, the fixing frame 14 will move away from the clamping assembly, at this time, the limiting rod 18 will be staggered with the third pushing rod 19, the first clamp 15 will then re-engage the second clamp 16 under the action of the second spring 17, at which point the first clamp 15 and the second clamp 16 will clamp the wires, at the same time, the first clamping plate 15 and the second clamping plate 16 move along with the fixing frame 14, under the drive of the first clamping plate 15 and the second clamping plate 16, the insulating layer can be separated from the conducting wire, therefore, more conductors in the wire are exposed, and the purpose of improving the wire effect is achieved.

Example 4

Referring to fig. 1-5, the two ends of the first connector 1 are both provided with an elastic connection plate 21, and the outer side of the elastic connection plate 21 is provided with a latch 22. The two ends of the second joint 2 are provided with clamping grooves 23 corresponding to the clamping teeth 22.

Elastic connection board 21's one end and first joint fixed connection, the other end is equipped with latch 22, elastic connection board 21 has the ability of taking place certain deformation, be equipped with the latch in elastic connection board 21's the outside, after first joint 1 pegging graft in the second joint 2, latch 22 can just in time be in the same place with draw-in groove 23 joint, first joint 1 just so and second joint 2 just fixed together, when needs are dismantled, only need press latch 22 to the inboard, latch 22 staggers with draw-in groove 23 this moment, then just can make first joint 1 and second joint 2 separation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "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.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high pressure pencil connection structure for new energy automobile, includes that first joint (1) and second connect (2), its characterized in that: one end of the first joint (1) is provided with a lead fixing seat (3), a plurality of through holes (26) are arranged on the lead fixing seat (3), one end of the lead fixing seat (3) is provided with a limiting convex rib (301), and both sides of the limiting convex rib (301) are provided with wire clamping grooves (302), one end of the first joint (1) is provided with a first push rod (4), and the other end of the first joint (1) is provided with a second push rod (5), the first push rod (4) is elastically connected with the first joint (1) through a connecting spring (24), the second joint (2) is positioned at one side of the first joint (1), and the second joint (2) is provided with a fixed groove (6) matched with the lead fixed seat (3), and a lead fixing mechanism (7) and a stripping mechanism (8) are arranged in the fixing groove (6).

2. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 1, wherein: wire fixed establishment (7) include spacing seat (9) and centre gripping subassembly, the bottom of spacing seat (9) with second joint (2) sliding connection, just one side of spacing seat (9) is equipped with the spacing arch of a plurality of (901), the one end of spacing seat (9) through first spring (10) with second joint (2) elastic connection.

3. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 2, wherein: the clamping assembly comprises a first fixing plate (11) and a second fixing plate (12), a cutting edge (13) is arranged at one end of each of the first fixing plate (11) and the second fixing plate (12), the other end of each of the first fixing plates (11) is connected in the corresponding lead fixing seat (3) in an inserting mode, a limiting groove (1101) is formed in each of the first fixing plates (11), the other end of each of the second fixing plates (12) is connected with the corresponding first fixing plate (11) in a pin mode through a pin shaft, the second fixing plates (12) are abutted to the limiting protrusions (901), and a pressing block (1201) corresponding to the limiting groove (1101) is arranged on one side, facing the first fixing plate (11), of each of the second fixing plates (12).

4. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 1, wherein: the wire fixing seat (3) is rectangular, and the wire fixing seat (3) is detachably connected with the first connector (1) through a screw.

5. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 1, wherein: stripping off mechanism (8) include mount (14), just mount (14) with second connects (2) sliding connection, one side of mount (14) is equipped with the fixed subassembly of a plurality of, just fixed subassembly includes first splint (15) and second splint (16), first splint (15) with mount (14) fixed connection, just first splint (15) through second spring (17) with second splint (16) elastic connection, the bottom of second splint (16) with mount (14) sliding connection, just one side of second splint (16) is equipped with gag lever post (18), the one end of gag lever post (18) is run through first splint (15).

6. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 5, wherein: the fixing frame (14) is also elastically connected with the second joint (2) through a limiting spring (25), and two convex blocks (1401) are arranged on one side of the fixing frame (14).

7. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 6, wherein: third push rods (19) and push blocks (20) are arranged on two sides of the first joint (1), the positions and the number of the third push rods (19) correspond to the limiting rods (18) one by one, and the positions and the number of the push blocks (20) correspond to the lugs (1401) one by one.

8. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 1, wherein: both ends of the first joint (1) are provided with elastic connecting plates (21), and the outer sides of the elastic connecting plates (21) are provided with clamping teeth (22).

9. The high-voltage wire harness connection structure for the new energy automobile according to claim 8, characterized in that: and clamping grooves (23) corresponding to the clamping teeth (22) are formed at two ends of the second connector (2).

10. The high-voltage wire harness connection structure for the new energy automobile as claimed in claim 1, wherein: the position and the quantity of wire joint groove (302) with through-hole (26) one-to-one, the one end in wire joint groove (302) is the loudspeaker form, just the inboard in wire joint groove (302) is equipped with two arc notches.