CN221009412U - High-voltage wire harness assembly for shielding and protecting metal corrugated pipe - Google Patents
High-voltage wire harness assembly for shielding and protecting metal corrugated pipe Download PDFInfo
- Publication number
- CN221009412U CN221009412U CN202322842288.4U CN202322842288U CN221009412U CN 221009412 U CN221009412 U CN 221009412U CN 202322842288 U CN202322842288 U CN 202322842288U CN 221009412 U CN221009412 U CN 221009412U
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- Prior art keywords
- corrugated pipe
- shielding
- metal corrugated
- voltage
- connector assembly
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 63
- 239000002184 metal Substances 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 210000000078 claw Anatomy 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 18
- 239000004020 conductor Substances 0.000 claims description 17
- 238000002788 crimping Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a high-voltage wire harness assembly for shielding and protecting a metal corrugated pipe, which comprises a high-voltage connector assembly, a cable connected with the high-voltage connector assembly and the metal corrugated pipe coated outside the cable, wherein the end part of the metal corrugated pipe is connected in the high-voltage connector assembly, and a corrugated pipe fixing claw mechanism for clamping the metal corrugated pipe is arranged in the high-voltage connector assembly. According to the utility model, the metal corrugated pipe is directly coated outside the lead, so that the heat conductivity is stronger, and the heat dissipation of the high-voltage wire harness during high-power operation can be remarkably improved; the utility model adopts a metal corrugated pipe protection mode, so that the overall strength of the high-voltage wire harness is higher, and the high-voltage wire harness is suitable for a harsher working environment; according to the utility model, the metal corrugated pipe is clamped by the corrugated pipe fixing jaw machine, so that the metal corrugated pipe is better and tightly connected.
Description
Technical Field
The utility model relates to the technical field of automobile wire harnesses, in particular to a high-voltage wire harness assembly for shielding and protecting a metal corrugated pipe.
Background
The traditional high-voltage wire harness of the electric automobile adopts a shielding cable, and the shielding layers and the outer insulating covers at two ends of the cable are required to be cut, trimmed and other working procedures are required to be processed in production and processing, so that the process is complex, and the production efficiency is low. The application of higher voltages to electric vehicles, the transmission of higher power from high voltage wiring harnesses also results in increased heating of the cable, but the tightly covered shielding layer, outer insulation cover, and cable cover also severely affect the heat dissipation of the wire. In addition, the shielding layer, outer insulation cover and cable cover of the cable add weight and material cost to the harness assembly.
The Chinese patent publication No. CN 217903527U, 2022.11.25, discloses a high-voltage wire harness for injection molding new energy automobiles, comprising a plurality of wire harnesses and 2 connectors; each connector comprises a housing and a plurality of connection units; each connecting unit comprises a connecting terminal, a shielding structure and a tail sealing structure; each wire bundle includes a shielding layer and an inner conductor; one end of the tail sealing structure is coated on the periphery of the wire harness, the other end of the tail sealing structure is coated on the periphery of the shielding structure, the shielding structure is arranged on the shielding layer, the shielding layer is coaxially arranged on the periphery of the inner conductor, the inner conductor is connected with the connecting terminal, and an anti-contact finger structure is arranged between the connecting terminal and the shielding structure; the tail sealing structure, the anti-contact finger structure and the shell are of an injection molding integrated structure.
However, the tightly covered shield, insulation and outer jacket layers of this patent also severely affect the heat dissipation of the wire.
Disclosure of Invention
The utility model provides a high-voltage wire harness assembly with shielding and protection functions by using a metal corrugated pipe, which is used for solving the problem of poor heat dissipation of a high-voltage wire harness shielding wire harness in the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a high-voltage cable assembly of metal bellows shielding and protection, includes high-voltage connector assembly, the cable of being connected with high-voltage connector assembly and cladding at the outside metal bellows of cable, and metal bellows end connection is in high-voltage connector assembly, is equipped with the fixed jaw mechanism of bellows that is used for pressing from both sides tight metal bellows in the high-voltage connector assembly.
Further, the corrugated pipe fixing jaw mechanism is provided with a through hole for a metal corrugated pipe to pass through, and a plurality of jaws are annularly and uniformly distributed on one side of the through hole and used for clamping the metal corrugated pipe; and the inner side of the claw is clung to the metal corrugated pipe, and the outer side of the claw is an inclined plane.
Further, the high-voltage connector assembly further comprises a connector shell and a connector tail cover arranged at the end part of the connector shell, wherein the connector shell and the connector tail cover are arranged at the outer side of the corrugated pipe fixing jaw mechanism, and the end part of the connector tail cover is provided with a conical structure for tightening the outer side of the jaw.
Further, a tail sealing ring is further arranged at the end part in the high-voltage connector assembly, the tail sealing ring is sleeved outside the metal corrugated pipe, and one side, far away from the clamping jaw, of the corrugated pipe fixing clamping jaw mechanism is tightly attached to the tail sealing ring.
Further, the cable comprises a current-carrying conductor and an outer insulating layer coated outside the current-carrying conductor, one end of the current-carrying conductor is exposed out of the outer insulating layer, and a sheet-type crimping terminal which is crimped or welded with the end of the current-carrying conductor is arranged in the high-voltage connector assembly.
Further, an insulating inner core is sleeved outside the sheet-type crimping terminal; the end part of the metal corrugated pipe is abutted with the end part of the insulating inner core, and an inner shielding ring is sleeved outside the end part of the metal corrugated pipe, which is close to the insulating inner core.
Further, the shielding shell is sleeved outside the insulating inner core, and the end part of the shielding shell is connected with a clamping piece for being clamped outside the inner shielding ring.
Further, an outer shielding ring is further arranged in the high-voltage connector assembly, the outer shielding ring comprises a large end and a small end which are connected, the large end is coated on the outer sides of the inner shielding ring and the clamping piece, and the small end is coated on the outer side of the metal corrugated pipe.
Further, the front end of the high voltage connector assembly is provided with an interlock terminal.
Further, the outside of high-voltage connector assembly is equipped with secondary locking plate and assist drive, and assist drive articulates in the high-voltage connector assembly outside, and assist drive one end is used for connecting to joining in marriage end connector, the other end and secondary locking plate chucking and is connected.
The utility model has the beneficial effects that:
1. According to the utility model, the metal corrugated pipe is directly coated outside the lead, so that the heat conductivity is stronger, and the heat dissipation of the high-voltage wire harness during high-power operation can be remarkably improved;
2. The utility model eliminates the shielding layer, the outer insulating layer and the coating outside the cable of the traditional high-voltage wire harness shielding cable, and effectively reduces the weight and the material cost of the high-voltage wire harness;
3. The utility model adopts a metal corrugated pipe protection mode, so that the overall strength of the high-voltage wire harness is higher, and the high-voltage wire harness is suitable for a harsher working environment;
4. the high-voltage wire harness assembly is simple in structure, convenient for batch automatic production, and capable of effectively reducing labor cost and improving production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram showing the overall structure of embodiments 1-4 of the present utility model;
fig. 2 is a schematic structural diagram of a cable according to embodiments 1 to 4 of the present utility model;
fig. 3 is a schematic diagram of a connection structure between a cable and a current carrying terminal according to embodiments 1 to 4 of the present utility model;
fig. 4 is a schematic diagram of a connection structure of a cable, a current-carrying terminal, and an insulating core according to embodiments 1 to 4 of the present utility model;
Fig. 5 is a schematic structural diagram of an insulating inner core, a shielding shell, an inner shielding ring and a cable according to embodiments 1 to 4 of the present utility model;
Fig. 6 is a schematic structural diagram of an insulating inner core, a shielding shell, an outer shielding ring, a tail sealing ring, a corrugated pipe fixing jaw mechanism and a metal corrugated pipe according to embodiments 1 to 4 of the present utility model;
fig. 7 is a schematic structural diagram of a connector housing, a connector tail cap, an interlocking terminal, a power assisting mechanism, a secondary locking plate and a metal bellows according to embodiments 1 to 4 of the present utility model;
Fig. 8 is an assembly schematic diagram of a connector tail cap taper structure, a corrugated pipe fixing jaw mechanism and a metal corrugated pipe according to embodiments 1 to 4 of the present utility model;
FIG. 9 is a schematic overall structure of embodiment 5 of the present utility model;
Fig. 10 is a schematic view of the cable, current carrying terminal, insulating core, and interlocking terminal structure of embodiment 5 of the present utility model;
Fig. 11 is a schematic view of the structure of a current carrying terminal, a shield shell, an outer shield ring, and a metal bellows according to embodiment 5 of the present utility model;
Fig. 12 is a schematic view of the structure of a current carrying terminal, a shield shell, a fixed inner shell, a tail seal ring, a bellows fixed jaw mechanism, and a metal bellows according to embodiment 5 of the present utility model;
fig. 13 is a schematic view of the structure of a metal bellows of a connector housing and a connector tail cap according to embodiment 5 of the present utility model;
Fig. 14 is an assembly schematic diagram of a connector tail cap taper structure, a bellows fixing jaw mechanism, and a metal bellows according to embodiment 5 of the present utility model.
In the figure: 1-high voltage connector assembly, 11-sheet crimp terminal, 12-insulating inner core, 13-shielding shell, 14-inner shielding ring, 15-outer shielding ring, 16-tail seal ring, 17-bellows fixed jaw mechanism, 18-connector housing, 19-connector tail cap, 110-interlock terminal, 111-booster mechanism, 112-secondary locking tab, 113-fixed inner housing, 114-terminal, 2-metal bellows, 3-cable, 31-current carrying conductor, 32-outer insulation layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a high-voltage cable assembly for shielding and protecting a metal bellows according to embodiment 1 of the present utility model includes a high-voltage connector assembly 1, a cable 3 and a metal bellows 2, wherein two ends of the cable 3 are respectively connected to the high-voltage connector assembly 1, the metal bellows 2 is wrapped around the cable 3, and an end of the metal bellows 2 is connected to the high-voltage connector assembly 1. In this embodiment, the metal bellows 2 is made of copper or aluminum, which can meet the mechanical performance requirement and shielding requirement of the high-voltage wire harness. A corrugated pipe fixing jaw mechanism 17 for clamping the metal corrugated pipe 2 is arranged in the high-pressure connector assembly 1.
Further, as shown in fig. 8, the bellows fixing jaw mechanism 17 is provided with a through hole for the metal bellows 2 to pass through, a plurality of jaws are annularly and uniformly distributed on one side of the through hole facing the outside of the high-voltage connector assembly 1, and the plurality of jaws are used for clamping the outside of the metal bellows 2; and the inner side of the claw is clung to the metal corrugated pipe 2, and the outer side is an inclined plane. In this embodiment, the bellows fixing jaw mechanism 17 is of an integral structure with the jaw thereon.
Further, as shown in fig. 7 and 8, the high-voltage connector assembly 1 further includes a connector housing 18 and a connector tail cap 19 disposed at an end of the connector housing 18, the connector housing 18 and the connector tail cap 19 are disposed outside the bellows fixing jaw mechanism 17, and the end of the connector tail cap 19 is provided with a tapered structure which is a tapered structure sleeved outside the jaws of the bellows fixing jaw mechanism 17. And the inner side and the outer side of the conical structure are inclined planes, and the inclined planes on the inner side are matched with the outer sides of the clamping jaws to be used for tightening the outer sides of the clamping jaws and further clamping the metal corrugated pipe 2.
Further, a tail sealing ring 16 is further arranged in the high-voltage connector assembly 1, the tail sealing ring 16 is sleeved on the outer side of the metal corrugated pipe 2, and one side, far away from the clamping jaw, of the corrugated pipe fixing clamping jaw mechanism 17 is tightly attached to the tail sealing ring 16. The outer sides of the tail sealing ring 16 and the corrugated pipe fixing jaw mechanism 17 are matched with the connector shell 18, so that the sealing effect is achieved, and the metal corrugated pipe 2 is tightly connected with the high-pressure connector assembly 1.
Further, as shown in fig. 2, the cable 3 includes a current-carrying conductor 31 and an outer insulating layer 32 covering the current-carrying conductor 31, and one end of the current-carrying conductor 31 is exposed from the outer insulating layer 32. As shown in fig. 3 and 4, a sheet-type crimp terminal 11 connected to an end of a current-carrying conductor 31 is provided in the high-voltage connector assembly 1. As shown in fig. 3, the sheet-type crimp terminal 11 is crimped or welded and sleeved on the end portion of the current carrying conductor 31.
Further, as shown in fig. 4, an insulating inner core 12 is sleeved outside the sheet-type crimp terminal 11; the end of the metal bellows 2 is abutted against the outside of the end of the insulating core 12. As shown in fig. 5, an inner shielding ring 14 is sleeved outside the end part of the metal corrugated pipe 2, which is close to the insulating inner core 12.
Further, as shown in fig. 5, a shielding shell 13 is sleeved outside the insulating inner core 12, and a clamping piece is connected to the end of the shielding shell 13 and is used for being clamped outside the inner shielding ring 14.
Further, as shown in fig. 6, an outer shielding ring 15 is further disposed in the high voltage connector assembly 1, the outer shielding ring 15 includes a large end and a small end that are connected, the large end is wrapped on the outer sides of the inner shielding ring 14 and the clamping piece, and the small end is wrapped on the outer side of the metal bellows 2. In this embodiment, as shown in fig. 6, the small end of the outer shielding ring 15 is closely attached to the tail sealing ring 16. The connector housing 18 described above is provided outside the shield shell 13, the outer shield ring 15, the tail seal ring 16, and the bellows fixing jaw mechanism 17.
Example 2 differs from example 1 in that, as shown in fig. 6 and 7, there are two cables 3, two metal bellows 2 and two high-voltage connector assemblies 1 in total, and the ends of the two cables 3 are connected to one high-voltage connector assembly 1 each. The outer sides of the two cables 3 are respectively sleeved with a metal corrugated pipe 2. Two ends of the two cables 3 are respectively connected with a group of sheet-type crimping terminals 11, an insulating inner core 12, a shielding shell 13, an inner shielding ring 14, an outer shielding ring 15, a tail sealing ring 16 and a corrugated pipe fixing jaw mechanism 17, and four groups of the combination structures are combined. Each high voltage connector assembly 1 comprises a connector housing 18 and a connector tail cap 19, with one connector housing 18 and one connector tail cap 19 being provided outside of two sets of the above-mentioned combined structures.
Embodiment 3 is different from embodiment 1 in that, as shown in fig. 7, the front end of the high voltage connector assembly 1 is provided with an interlock terminal 110. The interlock terminals are located higher than the current-carrying terminals, namely the sheet-type crimp terminals 11, and after the high-voltage connector assembly 1 and the board end are inserted in pairs, the interlock terminals are communicated with the board end first and then with the current-carrying terminals. Thus, when the connector is separated due to unexpected circumstances, the interlocking terminals are separated first.
Embodiment 4 differs from embodiment 1 in that, as shown in fig. 7, a secondary locking plate 112 and a power assisting mechanism 111 are disposed on the outer side of the high-voltage connector assembly 1, the power assisting mechanism 111 is hinged on the outer side of the high-voltage connector assembly 1, one end of the power assisting mechanism 111 is used for connecting a mating end connector, and the other end is in clamping connection with the secondary locking plate 112.
Embodiment 5 is different from embodiment 1 in that, as shown in fig. 9 to 14, two cables 3, one metal bellows 2 and two high-voltage connector assemblies 1 are provided, and one metal bellows 2 is sleeved outside the two cables 3. In this embodiment, two ends of the two cables 3 are respectively provided with one second terminal 114, and a total of four second terminals 114. As shown in fig. 10, two second terminals 114 at the same end are provided with an insulating inner core 12, a shield shell 13 is provided with an insulating inner core 12, and as shown in fig. 11 and 12 and fig. 13, an inner shield ring 14, an outer shield ring 15, a tail seal ring 16, a bellows fixing claw mechanism 17, and a connector housing 18 and a connector tail cap 19 are provided correspondingly in the same manner as in embodiment 1.
Further, as shown in fig. 12, in the present embodiment, a fixed inner case 113 is provided outside the outer shield ring 15, the fixed inner case 113 is sleeved outside the outer shield ring 15, and the fixed inner case 113 is provided between the shield case 13 and the tail seal ring 16.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A high-voltage wire harness assembly for shielding and protecting a metal corrugated pipe is characterized in that: the high-voltage connector assembly (1), a cable (3) connected with the high-voltage connector assembly (1) and a metal corrugated pipe (2) wrapped outside the cable (3), wherein the end part of the metal corrugated pipe (2) is connected in the high-voltage connector assembly (1), and a corrugated pipe fixing jaw mechanism (17) used for clamping the metal corrugated pipe (2) is arranged in the high-voltage connector assembly (1).
2. The metallic bellows shield and guard high voltage harness assembly of claim 1, wherein: the corrugated pipe fixing jaw mechanism (17) is provided with a through hole for the metal corrugated pipe (2) to pass through, and a plurality of jaws are annularly and uniformly distributed on one side of the through hole and used for clamping the metal corrugated pipe (2); and the inner sides of the clamping claws are clung to the metal corrugated pipe (2), and the outer sides of the clamping claws are inclined planes.
3. The metallic bellows shield and guard high voltage harness assembly of claim 2, wherein: the high-voltage connector assembly (1) further comprises a connector shell (18) and a connector tail cover (19) arranged at the end part of the connector shell (18), the connector shell (18) is arranged at the outer side of the corrugated pipe fixing jaw mechanism (17), and a conical structure is arranged at the end part of the connector tail cover (19) and used for being hooped and arranged at the outer side of the jaw.
4. A metallic bellows shield and shield high voltage harness assembly as claimed in claim 2 or 3, wherein: the end part in the high-voltage connector assembly (1) is further provided with a tail sealing ring (16), the tail sealing ring (16) is sleeved outside the metal corrugated pipe (2), and one side, far away from the clamping jaw, of the corrugated pipe fixing clamping jaw mechanism (17) is tightly attached to the tail sealing ring (16).
5. The metallic bellows shielding and shielding high-voltage harness assembly according to any one of claims 1-3, wherein: the cable (3) comprises a current-carrying conductor (31) and an outer insulating layer (32) coated outside the current-carrying conductor (31), wherein one end of the current-carrying conductor (31) is exposed out of the outer insulating layer (32), and a sheet-type crimping terminal (11) which is crimped or welded with the end part of the current-carrying conductor (31) is arranged in the high-voltage connector assembly (1).
6. The metallic bellows shield and guard high voltage harness assembly of claim 5, wherein: an insulating inner core (12) is sleeved outside the sheet-type compression joint terminal (11); the end part of the metal corrugated pipe (2) is abutted with the end part of the insulating inner core (12), and an inner shielding ring (14) is sleeved outside the end part of the metal corrugated pipe (2) close to the insulating inner core (12).
7. The metallic bellows shield and guard high voltage harness assembly of claim 6, wherein: the shielding shell (13) is sleeved outside the insulating inner core (12), and the end part of the shielding shell (13) is connected with a clamping piece used for being clamped outside the inner shielding ring (14).
8. The metallic bellows shield and guard high voltage harness assembly of claim 7, wherein: the high-voltage connector assembly (1) is internally provided with an outer shielding ring (15), the outer shielding ring (15) comprises a large end and a small end which are connected, the large end is coated on the outer sides of the inner shielding ring (14) and the clamping piece, and the small end is coated on the outer side of the metal corrugated pipe (2).
9. The metallic bellows shielding and shielding high voltage harness assembly according to any one of claims 1-3 or 6-8, wherein: the front end of the high-voltage connector assembly (1) is provided with an interlocking terminal (110).
10. The metallic bellows shielding and shielding high voltage harness assembly according to any one of claims 1-3 or 6-8, wherein: the high-voltage connector assembly (1) is characterized in that a secondary locking plate (112) and a power assisting mechanism (111) are arranged on the outer side of the high-voltage connector assembly (1), the power assisting mechanism (111) is hinged to the outer side of the high-voltage connector assembly (1), one end of the power assisting mechanism (111) is used for connecting a butt-end connector, and the other end of the power assisting mechanism is connected with the secondary locking plate (112) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322842288.4U CN221009412U (en) | 2023-10-23 | 2023-10-23 | High-voltage wire harness assembly for shielding and protecting metal corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322842288.4U CN221009412U (en) | 2023-10-23 | 2023-10-23 | High-voltage wire harness assembly for shielding and protecting metal corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221009412U true CN221009412U (en) | 2024-05-24 |
Family
ID=91090294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322842288.4U Active CN221009412U (en) | 2023-10-23 | 2023-10-23 | High-voltage wire harness assembly for shielding and protecting metal corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221009412U (en) |
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2023
- 2023-10-23 CN CN202322842288.4U patent/CN221009412U/en active Active
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