CN210985615U

CN210985615U - Wire harness

Info

Publication number: CN210985615U
Application number: CN201922360241.8U
Authority: CN
Inventors: 张景辉; 宋钢; 戴钦武; 戴钦斌
Original assignee: Fuzhou Yitong Line Art Electronic Technology Co ltd
Current assignee: Fuzhou Yitong Line Art Electronic Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-07-10
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a wire harness, which comprises a terminal, a plurality of wire harnesses connected with the terminal, and a sealing element arranged on the wire harnesses, the sealing element comprises a first connector and a second connector which are used for clamping a plurality of wire harnesses, semicircular grooves for clamping the wire harnesses are formed in the opposite sides of the first connector and the second connector, the opposite sides of the first connector and the second connector are both provided with cavities, a connecting piece for connecting the first connector and the second connector together is arranged between the first connector and the second connector, the utility model discloses a sealing element, including first connector and second connector, the second connector is equipped with the gluey hole of annotating on the second connector, sealed glue can follow the injecting glue mouth and pour into in the cavity into, be equipped with the leak protection piece that improves first connector and second connector leakproofness between first connector and the second connector, still be equipped with the bellying that the convenience was fixed to the sealing member on the sealing member. The utility model discloses have the more firm effect of sealing member of installing on this pencil.

Description

Wire harness

Technical Field

The utility model belongs to the technical field of the circuit connection technique and specifically relates to a pencil is related to.

Background

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 molding and pressing an insulator outside the contact terminal or adding a metal shell outside the contact terminal, and bundling the wire harness to form a connecting circuit, and the wire harness is a very common electronic device and is used for power supply, signal connection and the like. The wire harness is a main body of a circuit, the existing wire harness mainly comprises the wire harness and a terminal connected with one end of the wire harness, the terminal is used for crimping a conducting wire, and the other end of the wire harness is connected with a special plug-in unit of equipment.

The patent document with the prior publication number of CN205303820U discloses a wire harness, which comprises a wire harness and a terminal, wherein a sealing element used for sealing a gap between a connector shell and the wire is arranged on the wire, the sealing element is clamped and matched with the shell, the gap between a through hole and the wire is sealed through the sealing element, the sealing performance of the connection between the connector and the wire harness is improved, and the condition that dust with a conductive medium enters the connector to damage a connection circuit is avoided.

The above prior art solutions have the following drawbacks: be applied to pencil that battery connection such as electric motor car, balance car usually connects a plurality of pencil on the terminal, and the sealing member can not only play sealed effect, can also reduce the pencil in the use and take place vibrations, drag. However, the sealing member is usually fixed to the wire harness by injection molding, and since the temperature during injection molding is not higher than the melting temperature of the rubber protective layer in order to avoid damage to the rubber protective layer on the surface of the wire harness, the sealing member is not firm on the wire harness and is prone to sliding after a long time.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a pencil has the more firm effect of sealing member of installing on this pencil.

The above object of the present invention can be achieved by the following technical solutions:

a wire harness includes a terminal and a plurality of wire harnesses connected to the terminal, and a sealing member provided on the wire harnesses, the sealing element comprises a first connector and a second connector which are used for clamping a plurality of wire harnesses, semicircular grooves for clamping the wire harnesses are formed in the opposite sides of the first connector and the second connector, the opposite sides of the first connector and the second connector are both provided with cavities, a connecting piece for connecting the first connector and the second connector together is arranged between the first connector and the second connector, the utility model discloses a sealing element, including first connector and second connector, the second connector is equipped with the gluey hole of annotating on the second connector, sealed glue can follow the injecting glue mouth and pour into in the cavity into, be equipped with the leak protection piece that improves first connector and second connector leakproofness between first connector and the second connector, still be equipped with the bellying that the convenience was fixed to the sealing member on the sealing member.

Through adopting above-mentioned technical scheme, the sealing member is including pressing from both sides first connector and the second connector on the pencil, the cavity has all been seted up to first connector and second connector, and the half slot has all been seted up, when first connector and second connector clamp fit the pencil, the half slot of two symmetries encloses into the space of pencil joint, still be equipped with the injecting glue hole on the second connector, after connecting first connector and second connector through the connecting piece, inject sealed glue toward the cavity in from the injecting glue hole, thereby fix the sealing member on the pencil, still be equipped with on the sealing member and conveniently carry out the bellying fixed to the sealing member, the back is connected to the terminal, the sealing member passes through the bellying joint on the connector shell, make connecting on the connector that the terminal can be stable, and can reduce in the entering connector such as dust.

The present invention may be further configured in a preferred embodiment as: the connecting piece comprises the first lug of locating first connector both sides and the second lug of locating the second connector both sides, first lug and second lug set up relatively for when first connector and second connector clamp fit the pencil, a cylinder is pieced together to first lug and second lug, the connecting piece still includes the lantern ring that links together first lug and second lug.

Through adopting above-mentioned technical scheme, the cylinder can be pieced together to the first lug that sets up relatively and second lug, and the connecting piece still includes can the cover and establish the lantern ring on the cylinder of piecing together for first connector and second connector are linked together under the effect of the lantern ring.

The present invention may be further configured in a preferred embodiment as: the surfaces of the first lug and the second lug are provided with anti-skid grains.

Through adopting above-mentioned technical scheme, the surface of first lug and second lug is provided with anti-skidding line for what the lantern ring was connected is more stable, is difficult to drop.

The present invention may be further configured in a preferred embodiment as: the leak protection piece is including locating the protruding edge of second connector orientation first connector, be equipped with the fluting that supplies protruding edge to peg graft on the first connector.

Through adopting above-mentioned technical scheme, when first connector and second connector clamp fit on the pencil, protruding edge peg graft in the fluting, reduce the gluey sealed possibility of spilling between first connector and the second connector of gluing in-process, can also play the effect of direction, carry out the pre-fixing to first connector and second connector.

The present invention may be further configured in a preferred embodiment as: the protruding part comprises a first protrusion and a second protrusion which are symmetrically arranged on the first connector and the second connector, the first protrusion is located between the terminal and the second protrusion, and a groove is formed between the first protrusion and the second protrusion.

Through adopting above-mentioned technical scheme, form the recess between first arch and the second arch for the easy joint of sealing member is on the shell of connector, reduces vibration and dust etc. of pencil among the practical process and gets into in the connector.

The present invention may be further configured in a preferred embodiment as: the convex part is made of elastic engineering plastics or rubber.

Through adopting above-mentioned technical scheme, conveniently with the sealing member joint on the shell of connector.

The present invention may be further configured in a preferred embodiment as: the overflow hole has been seted up on the second connector, be equipped with the sealed piece that is used for packing overflow hole and injecting glue hole on the second connector.

Through adopting above-mentioned technical scheme, the overflow hole can conveniently know the volume of pouring into sealed glue in the sealing member, and overflow hole and injecting glue hole are filled to rethread sealing block, avoid sealed glue to spill.

To sum up, the utility model discloses a beneficial technological effect does:

1. the sealing member is clamped on the wire harness through the first connector and the second connector, cavities are formed in the first connector and the second connector, and sealant can be injected into the sealing member from the glue injection hole, so that the sealing member is fixed on the wire harness.

2. First connector and second connector link together through the lantern ring, still are equipped with the overflow hole on the second connector, conveniently know the sealed volume of gluing in the cavity, and are more practical.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is an exploded view of the seal in this embodiment.

Description of reference numerals: 1. a terminal; 2. a wire harness; 3. a seal member; 31. a first connector; 32. a second connector; 4. a semicircular groove; 5. a cavity; 6. a connecting member; 61. a first bump; 62. a second bump; 63. a collar; 7. injecting glue holes; 8. a leak-proof member; 81. a convex edge; 82. grooving; 9. a boss portion; 91. a first protrusion; 92. a second protrusion; 93. a groove; 10. anti-skid lines; 11. an overflow aperture; 12. and (6) sealing the block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

as shown in fig. 1 and 2, a wire harness comprises a terminal 1, a plurality of wire harnesses 2 connected to the terminal 1, and a sealing member 3 mounted on the wire harnesses 2, wherein a protruding portion 9 is arranged on the sealing member 3, so that the wire harnesses 2 can be clamped on a shell of a connector through the protruding portion 9 in the using process, and the vibration and dust of the wire harnesses 2 are reduced to fall into the connector in the using process.

As shown in fig. 2 and 3, the sealing member 3 includes a first connector 31 and a second connector 32 clamped on the wiring harness 2, the first connector 31 and the second connector 32 are both provided with a cavity 5, and the second connector 32 is provided with a glue injection hole 7 communicated with the cavity 5 for injecting the sealant into the cavity 5. Half slot 4 has all been seted up on the relative one side of first connector 31 and second connector 32, and the 4 symmetry settings of half slot on first connector 31 and the second connector 32 for when first connector 31 and second connector 32

clamp fit pencil

2, 2 joints of pencil are in the circle that half slot 4 enclosed, thereby press from both sides tight pencil 2, the diameter of

half slot

4 and 2 diameter one-to-ones of pencil.

As shown in fig. 2 and 3, a connecting member 6 for connecting the first connector 31 and the second connector 32 together is disposed between the first connector 31 and the second connector 32, the connecting member 6 includes a first protrusion 61 disposed on two sides of the first connector 31 and a second protrusion 62 disposed on two sides of the second connector 32, and the first protrusion 61 and the second protrusion 62 are symmetrically disposed, when the first connector 31 and the second connector 32 are clamped on the wire harness 2, the first protrusion 61 and the second protrusion 62 can be spliced into a cylinder, the connecting member 6 further includes a collar 63 sleeved on the spliced cylinder, so as to connect the first connector 31 and the second connector 32 together, and in order to improve the stability of the collar 63, the surface of the second protrusion 62 of the first protrusion 61 is provided with anti-slip threads 10, so that the collar 63 is not easy to slide.

As shown in fig. 2 and 3, the protruding portion 9 includes a first protrusion 91 and a second protrusion 92 symmetrically disposed on the first connector 31 and the second connector 32, when the first connector 31 and the second connector 32 are clamped on the wiring harness 2, the first protrusion 91 is integrally assembled into a circle, the second protrusion 92 is integrally assembled into a circle, a groove 93 is formed between the first protrusion 91 and the second protrusion 92, the first protrusion 91 is located between the second protrusion 92 and the terminal 1, and when the terminal 1 is connected to the connector, the groove 93 can be clamped on the connector housing, thereby reducing the vibration of the wiring harness 2 and the entering of dust during use. Further, the first protrusion 91 and the second protrusion 92 may be made of elastic engineering plastic or rubber, and may be attached by bonding, welding, or the like.

As shown in fig. 3, overflow hole 11 has still been seted up on the second connector 32, when pouring sealant into cavity 5 from injecting glue hole 7, can know the volume of sealed glue in the cavity 5 through overflow hole 11 to all be equipped with on injecting glue hole 7 and the overflow hole 11 and can fill overflow hole 11 and injecting glue hole 7's sealed piece 12, plug up injecting glue 7 and overflow hole 11 through sealed piece 12 after the injecting glue is accomplished, avoid sealed glue to spill. Further, be equipped with leak protection 8 between first connector 31 and the second connector 32, leak protection 8 is including locating the protruding edge 81 that second connector 32 was on one side towards first connector 31, still including locating the fluting 82 that is used for supplying protruding edge 81 to peg graft on first connector 31, protruding edge 81 pegs graft in fluting 82, improves the leakproofness of first connector 31 and second connector 32, can also play the effect of pre-fixing.

The theory of use of this embodiment does, go into semicircular groove 4 with 2 card one by one of pencil, live pencil 2 with first connector 31 and second connector 32 clamp again, the clamping in-process makes protruding edge 81 peg graft in fluting 82, locate the lantern ring 63 cover on the cylinder of first lug 61 and the 62 amalgamation of second lug, pour into cavity 5 into from injecting glue hole 7 with sealed glue, look over the volume of sealed glue in the cavity 5 through overflow hole 11, the injecting glue finishes and fills into injecting glue hole 7 and overflow hole 11 with sealed piece 12, wait sealed glue solidification can.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A wire harness comprising a terminal (1) and a plurality of wire harnesses (2) connected to the terminal (1), characterized in that: the wire harness sealing device is characterized by further comprising a sealing element (3) arranged on the wire harness (2), wherein the sealing element (3) comprises a first connector (31) and a second connector (32) which are used for clamping a plurality of wire harnesses (2), one side, opposite to the first connector (31) and the second connector (32), of the first connector (31) is provided with a semicircular groove (4) for clamping the wire harnesses (2), one side, opposite to the first connector (31) and the second connector (32), of the second connector (32) is provided with a cavity (5), a connecting piece (6) used for connecting the first connector (31) and the second connector (32) together is arranged between the first connector (31) and the second connector (32), the second connector (32) is provided with a glue injection hole (7), sealant can be injected into the cavity (5) from a glue injection hole, a leakage-proof piece (8) used for improving the sealing performance of the first connector (31) and the second connector (32) is arranged between the first connector (31) and the second connector (32), and the sealing element (3) is also provided with a bulge (9) which is convenient for fixing the sealing element (3).

2. The wire harness according to claim 1, characterized in that: the connecting piece (6) comprises first lug (61) of locating first connector (31) both sides and second lug (62) of locating second connector (32) both sides, first lug (61) and second lug (62) set up relatively for when first connector (31) and second connector (32) clamp fit pencil (2), a cylinder is pieced together to first lug (61) and second lug (62), connecting piece (6) still include lantern ring (63) that link together first lug (61) and second lug (62).

3. A wire harness according to claim 2, characterized in that: the surfaces of the first lug (61) and the second lug (62) are provided with anti-skid grains (10).

4. A wire harness according to claim 3, characterized in that: the leakage-proof piece (8) comprises a convex edge (81) which is arranged on the second connector (32) and faces the first connector (31), and a groove (82) for inserting the convex edge (81) is formed in the first connector (31).

5. The wire harness according to claim 4, wherein: the protruding portion (9) comprises a first protrusion (91) and a second protrusion (92) which are symmetrically arranged on the first connector (31) and the second connector (32), the first protrusion (91) is located between the terminal (1) and the second protrusion (92), and a groove (93) is formed between the first protrusion (91) and the second protrusion (92).

6. The wire harness according to claim 5, wherein: the bulge (9) is made of elastic engineering plastics or rubber.

7. The wire harness according to claim 6, wherein: the overflow hole (11) has been seted up on second connector (32), be equipped with on second connector (32) and be used for packing sealed piece (12) in overflow hole (11) and injecting glue hole (7).