CN112366618A

CN112366618A - High-voltage wire harness branching equipment for new energy automobile

Info

Publication number: CN112366618A
Application number: CN202011206463.5A
Authority: CN
Inventors: 丁鹏飞
Original assignee: Hefei Huirun Electronic Technology Co ltd
Current assignee: Hefei Huirun Electronic Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-02-12

Abstract

The invention discloses a high-voltage wire harness branching device for a new energy automobile, which belongs to the field of electrical wiring and comprises: the wire base is installed at the top of the bottom shell and used for protecting a wire base, wire base plugs are welded at two ends of the wire base, the wire base plugs are sleeved in the wire outlet protection pipes, the wire base is located inside the protection cover, and the wire outlet protection pipes are used for protecting wires.

Description

High-voltage wire harness branching equipment for new energy automobile

Technical Field

The invention belongs to the technical field of electrical wiring, and particularly relates to high-voltage wire harness branching equipment for a new energy automobile.

Background

The distribution equipment is a terminal of a distribution cable or an optical cable, connects the distribution cable or the optical cable and a subscriber line part, branches a trunk line, and plays an important role. The branching equipment can be installed in narrow spaces such as a bridge frame, a box body, a pipeline and a cable trench, does not occupy the effective use area of a building, is convenient to install, does not need to cut a main cable, and is a kind of industrial connector. The branching device is a device which can output a plurality of current or data signals by shunting and converting an accessed power supply or data, and the safety of high-voltage wiring harness branching is particularly important for new energy automobiles.

The utility model with publication number CN209461940U discloses a high-voltage wire harness branching device for a new energy automobile, which comprises a lower shell and an upper cover which are mutually buckled; a high-voltage wire inlet column and a plurality of high-voltage wire outlet columns are arranged in the lower shell at intervals, and the high-voltage wire inlet and wire outlet columns are communicated through a copper bar or a high-voltage fuse; a pair of low-voltage wiring terminal detection points for detecting whether the high-voltage wiring is in place are arranged on the lower shell close to the high-voltage inlet and outlet posts; the low-voltage interlocking device comprises a lower shell, a pair of low-voltage plugs, a pair of jacks, a pair of low-voltage connecting terminal detection points and a pair of low-voltage plug/jack matching with the jacks, wherein the lower shell is provided with a plurality of low-voltage jacks/plugs along the periphery of the lower shell in a balanced manner, the corresponding pair of low-voltage plugs and jacks form low-voltage shell detection points for detecting whether the shell is installed in place, and the low-voltage terminal detection. The utility model discloses simple structure can realize that the high-voltage line advances many, has effectively solved in the new energy automobile development high-voltage wire harness and has arranged difficult, walk the problem of line and assembly beat time length.

Above-mentioned utility model electrical safety is poor in the separated time equipment, to the wiring joint protective measure, and the outer epidermis of the interior circuit of separated time equipment is fragile, and the joint department advances the ash easily moreover.

Disclosure of Invention

The invention aims to provide high-voltage wire harness branching equipment for a new energy automobile, and the high-voltage wire harness branching equipment is used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high-voltage wire harness separated time equipment that new energy automobile used, includes: the cable seat comprises a bottom shell, a protective cover and a cable seat.

The wire end protection seat is made of elastic rubber materials, can protect incoming wires, and prevents the accidents caused by the fact that the outer skins are broken due to abrasion of the incoming wires after long-time use, and further the electric leakage occurs;

the wire outlet protection tube is positioned in the protection cover, the top of the bottom shell is provided with a wire seat, the protection cover is used for protecting the wire seat, the wire seat is effectively protected from impact, and the wire seat can elastically stretch and retract, so that the assembly and debugging of workers are facilitated, and the wire seat is installed;

the wire base is positioned in the protective cover, and the outgoing line protective tube is used for protecting outgoing lines.

Preferably, drain pan bottom and side are provided with the drain pan fillet, and the inside corner of drain pan is provided with the screw boss, seted up the screw in the screw boss, drain pan, wrapping post, screw boss and insulation board are thermosetting phenolic resin integrated into one piece, and the drain pan fillet can make the bottom surface of drain pan more slick and sly, is difficult for producing the condition of colliding with or scraping other article or electric wire, and the screw boss is used for leaving the surplus for seting up of screw, and the screw is used for installing the upper cover through bolt fixing.

Preferably, the inlet wire has been cup jointed in the end of a thread protection seat, and the inlet wire winding is on the wrapping post, and inlet wire upper portion split is two separated times, the inlet wire is high voltage bus, and the inlet wire winding is on the wrapping post for can not cause the damage to the protective sheath of inlet wire when producing sufficient frictional force between inlet wire and the wrapping post, factor of safety is high.

Preferably, the inside top butt fusion of drain pan has two secondary separated time boards, and two secondary separated time boards are for insulation board bilateral symmetry, and the separated time welding is on the secondary separated time board, and the welding of every secondary separated time board top has two to be qualified for the next round of competitions, it passes the drain pan and is located the protection tube of being qualified for the next round of competitions inside to be qualified for the next round of competitions, the secondary separated time board is used for being divided into two with every separated time and is qualified for the next round of competitions and is less than the length of the protection tube of being qualified for the next round of competitions for the top surface of being qualified for.

Preferably, the wire seat mounting hole has been seted up at the drain pan top, and the wire seat mounting hole embedding is provided with the wire seat notch board in the middle of the wire seat in the insulation board, wire seat notch board through-hole has been seted up to wire seat notch board central authorities, wire seat notch board through-hole is concentric with the wire seat mounting hole, the insulation board is used for separating two secondary separated time boards, effectively increases the electrical safety between two secondary separated time boards, thereby prevents that the air between two secondary separated time boards from being punctured and taking place the short circuit phenomenon under the special circumstances, and the wire seat mounting hole is used for through nylon bolt fastening and installation wire seat.

Preferably, the upper cover is installed on the drain pan openly, the upper cover through-hole has been seted up to upper cover edge department, the upper cover through-hole is concentric with the screw, install insulating rubber pad between upper cover and the drain pan, lid and drain pan possess high flame retardant property and high electrical insulation nature with thermosetting phenol-formaldehyde resin, through bolt fixed connection between upper cover and the drain pan for seal between upper cover and the drain pan, effectively protect the circuit in the drain pan, insulating rubber pad has effectively strengthened the leakproofness between upper cover and the drain pan, makes in dust and the difficult entering drain pan of vapor, maintains high electrical insulation's environment in the messenger drain pan.

Preferably, the middle part has a clamp plate support in the bottom shell in a fusion joint, the inlet wire clamp plate is installed to clamp plate support top, inlet wire clamp plate fixed orifices has been seted up at inlet wire clamp plate both ends, and the inlet wire clamp plate is used for compressing tightly the inlet wire, and the clamp plate support is used for supporting the inlet wire, makes the inlet wire maintain at certain height, and inlet wire clamp plate fixed orifices is used for fixing the inlet wire clamp plate on the clamp plate support through the bolt to press the inlet wire between inlet wire clamp plate and clamp plate support.

Preferably, the secondary distributing board is bonded with the upper insulating block in the front, the secondary distributing board is bonded with the lower insulating block in the back, the secondary distributing board is bonded and fixed in the bottom shell through the lower insulating block, the bottom shell and the upper cover are shell parts, the upper insulating block and the lower insulating block clamp the secondary distributing board in the middle, so that the secondary distributing board and the back of the bottom shell and the front of the upper cover are kept high in insulativity, the upper insulating block and the lower insulating block are bonded with the front and the back of the secondary distributing board respectively, the secondary distributing board is kept at a certain distance from the bottom shell and the upper cover, the insulating property between the secondary distributing board and the bottom shell and the upper cover is good, and the risk of high-voltage electric breakdown of the bottom shell and the upper cover can be effectively reduced.

The invention has the beneficial effects that:

(1) the two secondary distributing plates are separated by the insulating plate, so that the probability of air breakdown between the two secondary distributing plates is effectively reduced, the outgoing line is lower than the outgoing line protecting tube, the outgoing line can be well protected, the outgoing line is difficult to contact with external articles, and the probability of the external articles contacting the outgoing line by mistake is effectively reduced.

(2) The top of the bottom shell is bonded with the protective cover, so that the wire outlet protective tube and the wire base can be effectively protected, the wire head protective base is welded at the bottom of the bottom shell and can effectively protect the wire inlet, the wire inlet is fixed by the winding posts inside the bottom shell, the outer skin of the wire inlet is not damaged, and the safety is higher.

Drawings

FIG. 1 is a schematic view of an axial structure of the present invention;

FIG. 2 is a schematic illustration of an explosive structure according to the present invention;

FIG. 3 is a schematic front view of the present invention with some parts hidden;

FIG. 4 is a schematic perspective view of the present invention with some parts hidden, showing a schematic perspective view of FIG. 1;

FIG. 5 is a schematic top view of the present invention;

fig. 6 is a schematic perspective view 2 of the present invention with some parts hidden.

In the figure: 1. a bottom case; 101. a screw boss; 102. a screw hole; 103. a bottom shell fillet; 104. a winding post; 105. a protective cover; 106. an insulating rubber pad; 2. an upper cover; 201. an upper cover through hole; 3. a thread end protecting seat; 4. feeding the wire; 5. branching; 501. feeding a wire into a pressing plate; 502. a pressure plate support; 503. a wire inlet pressing plate fixing hole; 6. a secondary distributing board; 601. a lower insulating block; 602. an upper insulating block; 7. wire outgoing; 701. an outgoing line protection tube; 8. an insulating plate; 801. a wire base mounting hole; 9. a wire holder; 901. a wire seat concave plate; 902. a wire base plug; 903. a wire seat concave plate through hole; 904. and (6) an output line.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 6, a high voltage harness branching device for a new energy vehicle includes: bottom shell 1, protective cover 105 and wire holder 9.

The wire head protection base 3 is welded at the tail of the bottom shell 1, the winding post 104 is arranged below the inner part of the bottom shell 1, the insulation plate 8 is arranged above the inner part of the bottom shell 1, and the wire outlet protection pipe 701 is welded at the top of the bottom shell 1;

a protective cover 105 is bonded at the edge of the top of the bottom shell 1, the wire outlet protective tube 701 is positioned inside the protective cover 105, and the wire seat 9 is mounted at the top of the bottom shell 1;

wire base plug 902 is welded at two ends of wire base 9, wire base plug 902 is sleeved in wire outlet protection tube 701, and wire base 9 is located inside protection cover 105.

In further embodiment, drain pan 1 can protect its inside circuit, and stub protection seat 3 is the elasticity rubber material, can protect inlet wire 4, prevents to use for a long time the back, and inlet wire 4 is worn and torn by drain pan 1 and is leaded to the crust to break and then the electric leakage emergence accident, and outlet wire protection tube 701 is used for protecting 7, and safety cover 105 is used for protecting wire seat 9, effectively protects wire seat 9 and avoids strikeing, and wire seat 9 can be elastic flexible, does benefit to staff's equipment debugging and installation wire seat 9.

Specifically, referring to fig. 1, bottom shell fillets 103 are disposed at the bottom and side surfaces of the bottom shell 1, a screw boss 101 is disposed at a corner inside the bottom shell 1, a screw 102 is disposed in the screw boss 101, and the bottom shell 1, the winding post 104, the screw boss 101, and the insulating plate 8 are integrally formed by thermosetting phenolic resin.

In a further embodiment, the bottom surface of the bottom case 1 can be more smooth by the bottom case rounded corner 103, and the bottom case is not easy to bump or scrape other objects or wires, the screw boss 101 is used for leaving allowance for the screw hole 102, and the screw hole 102 is used for fixing and installing the upper cover 2 through bolts.

Specifically, referring to fig. 3, the incoming line 4 is sleeved in the line head protecting base 3, the incoming line 4 is wound on the winding post 104, and the upper part of the incoming line 4 is split into two branch lines 5.

In a further embodiment, inlet wire 4 is the high voltage bus, and inlet wire 4 twines on wrapping post 104 for can not cause the damage to inlet wire 4's protection crust when producing sufficient frictional force between inlet wire 4 and the wrapping post 104, factor of safety is high.

Specifically, referring to fig. 2 and 3, two secondary distributing boards 6 are welded above the inside of the bottom case 1, the two secondary distributing boards 6 are symmetrical with respect to two sides of the insulating board 8, the distributing lines 5 are welded on the secondary distributing boards 6, two outgoing lines 7 are welded at the top end of each secondary distributing board 6, and the outgoing lines 7 penetrate through the bottom case 1 and are located inside the outgoing line protection tube 701.

In a further embodiment, the secondary branching plate 6 is used for dividing each branching 5 into two outgoing lines 7, and the length of the outgoing line 7 is smaller than that of the outgoing line protection tube 701, so that the top surface of the outgoing line 7 is lower than that of the outgoing line protection tube 701, the outgoing line protection tube 701 can completely cover the outgoing line 7, and risks such as short circuit and electric shock caused by misoperation of workers, falling of equipment and the like are prevented.

Specifically, referring to fig. 3 and 5, a wire seat mounting hole 801 is formed at the top of the bottom case 1, the wire seat mounting hole 801 is embedded in the insulating plate 8, a wire seat concave 901 is disposed in the middle of the wire seat 9, a wire seat concave through hole 903 is formed in the center of the wire seat concave 901, and the wire seat concave through hole 903 is concentric with the wire seat mounting hole 801.

In a further embodiment, the insulating plate 8 is used for isolating the two secondary distributing boards 6, so that the electrical safety between the two secondary distributing boards 6 is effectively improved, the phenomenon of short circuit caused by the fact that air between the two secondary distributing boards 6 is broken down under special conditions is prevented, and the wire base mounting hole 801 is used for fixing and mounting the wire base 9 through a nylon bolt.

Specifically, referring to fig. 1 and 2, the upper cover 2 is mounted on the front surface of the bottom case 1, an upper cover through hole 201 is formed in the edge of the upper cover 2, the upper cover through hole 201 is concentric with the screw hole 102, and the insulating rubber pad 106 is mounted between the upper cover 2 and the bottom case 1.

In a further embodiment, the upper cover 2 and the bottom case 1 are both made of thermosetting phenolic resin, and have high flame retardant performance and high electrical insulation, the upper cover 2 and the bottom case 1 are fixedly connected through bolts, so that the upper cover 2 and the bottom case 1 are sealed, a circuit in the bottom case 1 is effectively protected, the sealing performance between the upper cover 2 and the bottom case 1 is effectively enhanced through the insulating rubber pad 106, dust and water vapor are not easy to enter the bottom case 1, and a high electrical insulation environment is maintained in the bottom case 1.

Specifically, referring to fig. 6, a pressing plate support 502 is welded in the middle inside the bottom case 1, a wire feeding pressing plate 501 is installed above the pressing plate support 502, and wire feeding pressing plate fixing holes 503 are formed at two ends of the wire feeding pressing plate 501.

In a further embodiment, the incoming line pressure plate 501 is used to press the incoming line 4, the pressure plate support 502 is used to support the incoming line 4, so that the incoming line 4 is maintained at a certain height, and the incoming line pressure plate fixing hole 503 is used to fix the incoming line pressure plate 501 on the pressure plate support 502 by a bolt, so that the incoming line 4 is pressed between the incoming line pressure plate 501 and the pressure plate support 502.

Specifically, referring to fig. 6, an upper insulating block 602 is bonded to the front surface of the secondary distribution board 6, a lower insulating block 601 is bonded to the back surface of the secondary distribution board 6, and the secondary distribution board 6 is bonded and fixed in the bottom case 1 through the lower insulating block 601.

In a further embodiment, because bottom shell 1 and upper cover 2 are shell type parts, upper insulating block 602 and lower insulating block 601 sandwich secondary distributing board 6, make secondary distributing board 6 and bottom shell 1 back, upper cover 2 front all keep high insulativity, because the front and the back of secondary distributing board 6 are pasted respectively and are had upper insulating block 602 and lower insulating block 601, make secondary distributing board 6 and bottom shell 1 and upper cover 2 all keep a certain distance, and the insulating properties between secondary distributing board 6 and bottom shell 1 and the upper cover 2 is good, can effectively reduce the risk that bottom shell 1 and upper cover 2 were punctured by high-tension electricity.

The working principle of the invention is as follows:

when the device is installed, firstly, the incoming wire 4 penetrates into the bottom shell 1 from the wire head protection seat 3, then the incoming wire 4 is wound on the winding post 104 to ensure that the incoming wire 4 is not pulled out of the bottom shell 1 by external tension, then the incoming wire 4 is placed on the pressing plate support 502, then the incoming wire pressing plate 501 is pressed on the incoming wire 4, the incoming wire pressing plate 501 is fastened on the pressing plate support 502 through bolts, then two wires in the incoming wire 4 are separated to be used as two wire separating 5, then the two wire separating 5 are respectively welded on the two secondary wire separating plates 6, then the outgoing wire 7 is welded at the other ends of the secondary wire separating plates 6, the outgoing wire 7 is embedded and installed at the top of the bottom shell 1, then the outgoing wire protection tube 701 is sleeved outside the outgoing wire 7, the outgoing wire protection tube 701 is welded at the top of the bottom shell 1, finally, the upper cover 2 is covered on the front surface of the bottom shell 1, when the device is used, the wire holder plug 902 is inserted into the wire outlet protection tube 701, the wire holder concave plate 901 is fixed at the top of the bottom shell 1 by using nylon bolts, the second wire holder 9 is installed by repeating the steps, when the device normally works, the wire inlet 4 is fixed by the pressing plate support 502 and the wire inlet pressing plate 501, so the wire inlet 4 cannot move in the bottom shell 1, the upper insulating block 602 and the lower insulating block 601 are respectively adhered to the front surface and the back surface of the secondary distributing plate 6, so that the secondary distributing plate 6, the bottom shell 1 and the upper cover 2 are kept at a certain distance, the insulating property between the secondary distributing plate 6 and the bottom shell 1 and the upper cover 2 is good, the risk that the bottom shell 1 and the upper cover 2 are broken down by high voltage electricity can be effectively reduced, the wire holder 9 can be effectively protected by the protection cover 105 from impact, the wire holder 9 can elastically stretch, the assembly, debugging and installation of workers are facilitated, the outgoing line 7 is shorter than the outgoing line protection tube 701, so that the outgoing line 7 is contracted in the outgoing line protection tube 701, the risks of short circuit, electric shock and the like caused by misoperation of workers, falling of equipment and the like are effectively avoided, the sealing performance between the upper cover 2 and the bottom shell 1 is further enhanced by the insulating rubber pad 106, dust and water vapor are not easy to enter the bottom shell 1, and a high-electrical insulation environment is maintained in the bottom shell 1, the equipment divides a group of high-voltage wiring harnesses into two groups through the two secondary distributing boards 6, two wire bases 9 can be installed on the two groups of outgoing line protection tubes 701 positioned at the top of the bottom shell 1, two wire base plugs 902 on a single wire base 9 are simultaneously inserted into the group of outgoing line protection tubes 701, then a nylon bolt with good insulating performance is used for penetrating through the wire base concave board through hole 903 and being screwed into the wire base installation hole 801 to finish the installation of one wire base 9, the output line, after the two wire seats 9 are installed, a group of incoming wires 4 can be divided into two groups of outgoing wires 904.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a high-voltage wire harness separated time equipment that new energy automobile used which characterized in that includes: .

The wire head protection seat (3) is welded at the tail of the bottom shell (1), a winding post (104) is arranged below the inner part of the bottom shell (1), an insulation plate (8) is arranged above the inner part of the bottom shell (1), and an outgoing line protection tube (701) is welded at the top of the bottom shell (1);

a protective cover (105) is bonded at the edge of the top of the bottom shell (1), the outgoing line protective tube (701) is positioned inside the protective cover (105), and a line seat (9) is mounted at the top of the bottom shell (1);

wire holder (9) both ends butt fusion has wire holder plug (902), wire holder plug (902) cup joint in outlet protection pipe (701), wire holder (9) are located inside safety cover (105).

2. The high-voltage wire harness branching device for the new energy automobile, according to claim 1, is characterized in that: bottom shell fillet (103) are provided with to drain pan (1) bottom and side, and the inside corner of drain pan (1) is provided with screw boss (101), screw (102) have been seted up in screw boss (101), drain pan (1), wrapping post (104), screw boss (101) and insulation board (8) are thermosetting phenolic resin integrated into one piece.

3. The high-voltage wire harness branching device for the new energy automobile, according to claim 1, is characterized in that: the wire end protection seat (3) is internally sleeved with an incoming wire (4), the incoming wire (4) is wound on the winding post (104), and the upper part of the incoming wire (4) is split into two separated wires (5).

4. The high-voltage wire harness branching device for the new energy automobile, according to claim 3, is characterized in that: two secondary distributing plates (6) are welded on the upper portion inside the bottom shell (1), the two secondary distributing plates (6) are symmetrical to two sides of the insulating plate (8), the distributing plates (5) are welded on the secondary distributing plates (6), each secondary distributing plate (6) is welded at the top end with two outgoing lines (7), and the outgoing lines (7) penetrate through the bottom shell (1) and are located inside the outgoing line protection tube (701).

5. The high-voltage wire harness branching device for the new energy automobile, according to claim 1, is characterized in that: the wire seat structure is characterized in that a wire seat mounting hole (801) is formed in the top of the bottom shell (1), the wire seat mounting hole (801) is embedded into the insulating plate (8), a wire seat concave plate (901) is arranged in the middle of the wire seat (9), a wire seat concave plate through hole (903) is formed in the center of the wire seat concave plate (901), and the wire seat concave plate through hole (903) is concentric with the wire seat mounting hole (801).

6. The high-voltage wire harness branching device for the new energy automobile, according to claim 1, is characterized in that: the improved structure is characterized in that an upper cover (2) is installed on the front face of the bottom shell (1), an upper cover through hole (201) is formed in the edge of the upper cover (2), the upper cover through hole (201) is concentric with the screw hole (102), and an insulating rubber pad (106) is installed between the upper cover (2) and the bottom shell (1).

7. The high-voltage wire harness branching device for the new energy automobile, according to claim 1, is characterized in that: the middle part has clamp plate support (502) in the melt joint in drain pan (1), inlet wire clamp plate (501) is installed to clamp plate support (502) top, inlet wire clamp plate fixed orifices (503) have been seted up at inlet wire clamp plate (501) both ends.

8. The high-voltage wire harness branching device for the new energy automobile, according to claim 4, is characterized in that: the front surface of the secondary distributing board (6) is bonded with an upper insulating block (602), the back surface of the secondary distributing board (6) is bonded with a lower insulating block (601), and the secondary distributing board (6) is bonded and fixed in the bottom shell (1) through the lower insulating block (601).