CN215376993U

CN215376993U - Resistant good DC pencil of kink nature

Info

Publication number: CN215376993U
Application number: CN202121387867.9U
Authority: CN
Inventors: 耿春起
Original assignee: Dongguan City And Hair Electrical Appliance Parts Co ltd
Current assignee: Dongguan City And Hair Electrical Appliance Parts Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-31
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a DC (direct current) wire harness with good bending resistance, which comprises a wire harness main body, a wire wrapping belt, a wire harness terminal, an insulating sheath and a PCB (printed circuit board), wherein the wire harness sheath is fixedly connected to the outside of the wire harness main body, the wire wrapping belt is slidably connected to one side of the outside of the wire harness main body, a magnetic ring body is fixedly connected to one side of the wire harness main body, the PCB is arranged on the other side of the wire harness main body, a plug is fixedly connected to one side of the PCB, a connecting rubber sleeve is arranged on the outside of the PCB, sliding grooves are formed in two sides of the outside of the connecting rubber sleeve, and a sheath is slidably connected to the outside of the connecting rubber sleeve. According to the utility model, the friction block can be pressed to push the sheath to move through the sheath connected with the outside of the connecting rubber sleeve in a sliding manner, and then the sheath can drive the sliding block to slide in the sliding groove, so that the sheath can slide outside the connecting rubber sleeve, the sheath can move to the outside of the PCB, the sheath can protect the PCB to a certain extent, and the deformation of the PCB due to external extrusion is avoided.

Description

Resistant good DC pencil of kink nature

Technical Field

The utility model relates to the technical field of DC wiring harnesses, in particular to a DC wiring harness with good bending resistance.

Background

The DC is actually meant by english direct current, so the DC harness is a direct current harness, and the harness provides the total of service devices for a certain load source group, such as a trunk line, a switching device, a control system, and the like, and the existing DC harness still has many problems in the using process, and the specific problems are as follows:

1. the existing DC wire harness has poor bending resistance in the use process, and the wire harness is easy to break in the bending process;

2. in the use process of the existing DC wire harness, a plug has no protection structure and is easy to deform due to extrusion;

3. the existing DC wire harness is not provided with a wire winding structure in the using process, and the wire harness cannot be conveniently wound due to overlong length.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a DC wire harness with good bending resistance, and aims to solve the problems that the bending resistance is poor, a plug is not provided with a protection structure, a wire take-up structure is not arranged and the like in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a DC pencil that resistant nature of buckling is good, includes pencil main part, package area, pencil terminal, insulating crust and PCB board, the outside fixedly connected with pencil crust of pencil main part, and the outside one side sliding connection of pencil main part has the package area, one side fixedly connected with magnetic ring body of pencil main part, and the opposite side of pencil main part is provided with the PCB board, one side fixedly connected with plug of PCB board, and the outside of PCB board is provided with connects the gum cover, the outside both sides of connecting the gum cover all are provided with the spout, and connect the outside sliding connection of gum cover and have the sheath, the one end of pencil main part is provided with the pencil terminal, and the outside fixedly connected with insulating crust of pencil terminal.

Preferably, the bottom end of the wire wrapping belt is slidably connected with a sliding sleeve, and the sliding sleeve is slidably connected to the outside of the wire harness main body.

Preferably, one side of the wire wrapping belt is fixedly connected with the subsidiary sticker, and the top end of the other side of the wire wrapping belt is fixedly connected with the main sticker.

Preferably, one side fixedly connected with sinle silk of pencil terminal, and the opposite side and the PCB board fixed connection of sinle silk.

Preferably, a sleeve is arranged outside the insulating outer skin, and the sleeve completely covers the riveting position of the insulating outer skin.

Preferably, the insulating sheath is arranged outside the wire core, a resin protective layer is arranged inside the insulating sheath, a high-strength aluminum alloy layer is arranged inside the resin protective layer, and a tinned alloy layer is arranged inside the high-strength aluminum alloy layer.

Preferably, the top end of the sheath is provided with a friction block, and the middle positions of two sides inside the sheath are fixedly connected with sliding blocks.

Compared with the prior art, the utility model has the beneficial effects that:

(1) this kind of DC pencil that resistance to buckling nature is good, through tin-plating alloy layer and the high-strength aluminum alloy layer that sets up in the outside of sinle silk, because high-strength aluminum alloy density is low, intensity is high, surpasss high-quality steel, and the plasticity is good, has good ductility, electric conductivity, heat conductivity and corrosion resistance, plates high strength aluminum alloy layer again on tin-plating alloy layer's surface through electroplating technique, has improved the intensity, ductility, rigidity and the hardness of sinle silk, makes the sinle silk withstand high strength difficult fracture, and resistant buckling has prolonged the life of wire.

(2) This kind of DC pencil that resistant nature of buckling is good can press the clutch blocks through the sheath at the outside sliding connection who connects the gum cover and promote the sheath and remove, then the sheath can drive the slider and slide inside the spout to make the sheath can slide in the outside of connecting the gum cover, make the sheath can remove the outside of PCB board, make the sheath can carry out certain protection to the PCB board, avoided the PCB board to receive external extrusion and warp.

(3) This kind of DC pencil that resistant nature of buckling is good, the envelope area through the outside sliding connection at the pencil main part, the envelope area can slide in pencil main part outside through the sliding sleeve, thereby make the envelope area can slide suitable position, can fold unnecessary pencil this moment, then can arrange one side in the envelope area with the pencil after folding, the envelope area can be around the outside at the pencil this moment, twine the pencil in the inside in envelope area, the envelope area can drive the mother and paste on the son of its opposite side this moment, thereby make the envelope area can realize the spacing operation to the pencil, then can be convenient to the operation of bundling to the pencil.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the connecting rubber sleeve of the present invention;

FIG. 3 is a side view of a PCB board of the present invention;

FIG. 4 is a schematic side view of the insulating sheath of the present invention;

FIG. 5 is a schematic view of a partial half-peeling structure of the present invention.

In the figure: 1. a wire harness main body; 101. a wire harness sheath; 2. wrapping a wire tape; 201. a sliding sleeve; 202. mother plaster; 203. sub-stickers; 3. a wire harness terminal; 301. a wire core; 4. an insulating sheath; 401. a sleeve; 402. a resin protective layer; 403. a high-strength aluminum alloy layer; 404. a tin-plated alloy layer; 5. a magnetic ring body; 6. a sheath; 601. a friction block; 602. a slider; 7. a PCB board; 701. a plug; 8. connecting a rubber sleeve; 801. a chute.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. 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.

Referring to fig. 1-5, an embodiment of the present invention is shown: a DC wire harness with good bending resistance comprises a wire harness main body 1, a wire wrapping tape 2, a wire harness terminal 3, an insulating sheath 4 and a PCB 7, wherein the wire harness sheath 101 is fixedly connected to the outside of the wire harness main body 1, the wire wrapping tape 2 is slidably connected to one side of the outside of the wire harness main body 1, a sliding sleeve 201 is slidably connected to the bottom end of the wire wrapping tape 2, the sliding sleeve 201 is slidably connected to the outside of the wire harness main body 1, a sub sticker 203 is fixedly connected to one side of the wire wrapping tape 2, a main sticker 202 is fixedly connected to the top end of the other side of the wire wrapping tape 2, the wire wrapping tape 2 can be wound on the outside of the wire harness, the wire harness is wound inside the wire wrapping tape 2, the wire wrapping tape 2 can drive the main sticker 202 to be pasted on the sub sticker 203 on the other side of the wire wrapping tape, and therefore the wire harness can be limited by the wire wrapping tape 2;

one side of the wire harness main body 1 is fixedly connected with a magnetic ring body 5, the other side of the wire harness main body 1 is provided with a PCB 7, one side of the PCB 7 is fixedly connected with a plug 701, the outside of the PCB 7 is provided with a connecting rubber sleeve 8, both sides of the outside of the connecting rubber sleeve 8 are provided with sliding grooves 801, the outside of the connecting rubber sleeve 8 is slidably connected with a sheath 6, the top end of the sheath 6 is provided with a friction block 601, the middle positions of both sides of the inside of the sheath 6 are fixedly connected with sliding blocks 602, one end of the wire harness main body 1 is provided with a wire harness terminal 3, one side of the wire harness terminal 3 is fixedly connected with a wire core 301, the other side of the wire core 301 is fixedly connected with the PCB 7, the friction block 601 can be pressed to push the sheath 6 to move, the sheath 6 can drive the sliding blocks 602 to slide in the sliding grooves 801, so that the sheath 6 can slide outside of the connecting rubber sleeve 8, and the sheath 6 can move to the outside of the PCB 7, the sheath 6 can protect the PCB 7 to a certain extent;

the outside fixedly connected with insulating crust 4 of pencil terminal 3, the outside of insulating crust 4 is provided with sleeve pipe 401, and sleeve pipe 401 completely entangles the riveting department of insulating crust 4, insulating crust 4 sets up the outside with sinle silk 301, and the inside of insulating crust 4 is provided with resin sheath 402, the inside of resin sheath 402 is provided with high-strength aluminum alloy layer 403, and the inside of high-strength aluminum alloy layer 403 is provided with tin-plated alloy layer 404, high-strength aluminum alloy layer 403 is replated on the surface of tin-plated alloy layer 404 through electroplating technique, the intensity of sinle silk 301 has been improved, ductility, rigidity and hardness, make sinle silk 301 endure the difficult fracture of high strength, resistant buckling, the life of wire has been prolonged.

The working principle is as follows: when the device is used, the wire wrapping tape 2 can slide outside the wire wrapping main body 1 through the sliding sleeve 201, so that the wire wrapping tape 2 can slide to a proper position, redundant wire harnesses can be folded at the moment, then the folded wire harnesses can be arranged on one side of the wire wrapping tape 2, the wire wrapping tape 2 can be wound outside the wire harnesses at the moment, the wire harnesses are wound inside the wire wrapping tape 2, the wire wrapping tape 2 can drive the female sticker 202 to be pasted on the secondary sticker 203 on the other side of the wire wrapping tape 2, the wire wrapping tape 2 can realize the limiting operation on the wire harnesses, the friction block 601 can be pressed to push the sheath 6 to move, the sheath 6 can drive the sliding block 602 to slide inside the sliding groove 801, the sheath 6 can slide outside the connecting rubber sleeve 8, the sheath 6 can move outside the PCB 7, the sheath 6 can protect the PCB 7 to a certain extent, and the deformation of the PCB 7 due to external extrusion is avoided, because the high-strength aluminum alloy has low density, high strength, good plasticity and excellent ductility, electrical conductivity, thermal conductivity and corrosion resistance, the high-strength aluminum alloy layer 403 is plated on the surface of the tinned alloy layer 404 by the electroplating technology, the strength, ductility, rigidity and hardness of the wire core 301 are improved, the wire core 301 is resistant to high strength, is not easy to break and is resistant to bending, and the service life of the wire is prolonged.

Claims

1. A DC pencil that resistant kink nature is good which characterized in that: comprises a wire harness main body (1), a wire wrapping tape (2), a wire harness terminal (3), an insulating sheath (4) and a PCB (7), wherein the wire harness sheath (101) is fixedly connected with the outside of the wire harness main body (1), and one side of the outer part of the wire harness main body (1) is connected with a wire wrapping belt (2) in a sliding way, one side of the wire harness main body (1) is fixedly connected with a magnetic ring body (5), and the other side of the wire harness main body (1) is provided with a PCB (7), one side of the PCB (7) is fixedly connected with a plug (701), and the outer part of the PCB (7) is provided with a connecting rubber sleeve (8), both sides of the outer part of the connecting rubber sleeve (8) are provided with sliding chutes (801), and the outside of the connecting rubber sleeve (8) is connected with a sheath (6) in a sliding way, one end of the wire harness main body (1) is provided with a wire harness terminal (3), and an insulating sheath (4) is fixedly connected to the outside of the wire harness terminal (3).

2. The DC harness having high bending resistance according to claim 1, wherein: the bottom sliding connection of package line area (2) has sliding sleeve (201), and sliding sleeve (201) sliding connection in the outside of pencil main part (1).

3. The DC harness having high bending resistance according to claim 1, wherein: one side of the wire wrapping tape (2) is fixedly connected with a sub-sticker (203), and the top end of the other side of the wire wrapping tape (2) is fixedly connected with a main sticker (202).

4. The DC harness having high bending resistance according to claim 1, wherein: one side fixedly connected with sinle silk (301) of pencil terminal (3), and the opposite side and PCB board (7) fixed connection of sinle silk (301).

5. The DC harness having high bending resistance according to claim 1, wherein: the outer part of the insulating outer skin (4) is provided with a sleeve (401), and the sleeve (401) completely covers the riveting position of the insulating outer skin (4).

6. The DC harness having high bending resistance according to claim 1, wherein: the insulation sheath (4) is arranged outside the wire core (301), a resin protective layer (402) is arranged inside the insulation sheath (4), a high-strength aluminum alloy layer (403) is arranged inside the resin protective layer (402), and a tin-plated alloy layer (404) is arranged inside the high-strength aluminum alloy layer (403).

7. The DC harness having high bending resistance according to claim 1, wherein: the top of sheath (6) is provided with clutch blocks (601), and the intermediate position of the inside both sides of sheath (6) all fixedly connected with slider (602).