CN216698988U - Reliable Y shape pencil structure - Google Patents

Abstract

The utility model relates to a reliable Y-shaped wiring harness structure which comprises a battery pack and a PCB protection board positioned in front of the battery pack, wherein a wire outlet is formed in the side part of the battery pack, a plurality of initial wiring harnesses extending outwards along the wire outlet are arranged on the PCB protection board, at least two increased wiring harnesses are arranged at the outer end of each initial wiring harness, and the initial wiring harnesses and the increased wiring harnesses are in press fit connection through pressing sheets. This device simple structure, reasonable in design, convenient operation, simple structure is easy for the volume production, when having solved because of needs increase charge-discharge line or other wire harness terminal of the same function, leads to the not enough or less problem in outlet space of PCB protection shield space.

Description

Reliable Y shape pencil structure

Technical Field

The utility model relates to a reliable Y-shaped wire harness structure.

Background

The group battery on the existing market, when need increase charge-discharge or communication interface, just need to increase new opening on the PCB protection shield, just can increase more pencil, then wear battery package outside with newly-increased pencil by the outlet of battery package, consequently can have PCB protection shield space not enough or because newly-increased pencil leads to battery package outlet position to need enlarge or lead to assembling too difficult problem.

SUMMERY OF THE UTILITY MODEL

The utility model improves the problems, namely the technical problem to be solved is a reliable Y-shaped wire harness structure which is convenient to operate, solves the problems of insufficient space of a PCB protection board or the need of enlarging the position of a wire outlet and avoids difficult assembly.

The battery pack comprises a battery pack and a PCB protection board positioned in front of the battery pack, wherein a wire outlet is formed in the side part of the battery pack, a plurality of initial wire harnesses extending outwards along the wire outlet are arranged on the PCB protection board, at least two increased wire harnesses are arranged at the outer ends of the initial wire harnesses, and the initial wire harnesses and the increased wire harnesses are in press fit connection through pressing sheets.

Further, the initial wire harness comprises two initial wires, each additional wire harness comprises two additional wires, one additional wire is connected with one of the initial wires, and the other additional wire harness is connected with the other initial wire.

Furthermore, the added conducting wire and the initial conducting wire are pressed and connected through the pressing sheet.

Furthermore, a heat shrink tube is arranged outside the pressing sheet.

Further, the pressing sheet is a copper sheet.

Furthermore, the two additional leads are Y-shaped.

Compared with the prior art, the utility model has the following beneficial effects: the device has a simple structure and reasonable design, and solves the problems of insufficient space of a PCB protection board or smaller space of a wire outlet caused by adding a charging and discharging wire or other wire harness terminals with the same function by cutting an initial wire harness and pressing and connecting the initial wire harness with an added wire harness through a pressing sheet and then performing heat shrinkage and insulation treatment on a heat shrinkage pipe outside the pressing sheet after connection; this simple structure easily volume production solves the problem that increases pencil quantity when not changing other structures.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

in the figure: 1-battery pack, 11-outlet, 2-PCB protection board, 3-initial wiring harness, 31-communication line, 32-charging line, 33-discharging line, 34-initial lead, 4-increasing wiring harness, 41-increasing lead, 5-pressing sheet, 6-heat shrinking tube and 7-hole.

Detailed Description

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

Example (b): as shown in fig. 1-2, in the present embodiment, a reliable Y-shaped harness structure is provided, which includes a battery pack 1 and a PCB protection board 2 located in front of the battery pack, an outlet 11 is provided at a side portion of the battery pack, three initial harnesses 3 extending outward along the outlet are provided on the PCB protection board, at least two additional harnesses 4 are provided at an outer end of the initial harnesses, and the initial harnesses and the additional harnesses are connected by a pressing sheet 5 in a pressing manner.

Foretell initial pencil and increase adopt the mode of preforming pressfitting between the pencil, can avoid adopting the welding can have the not enough intensity of welding position, or take place the problem of rosin joint.

The three primary wiring harnesses may be a communication line 31, a charging line 32 and a discharging line 33.

In the present embodiment, the initial harness 3 includes two initial wires 34, and each additional harness 4 includes two additional wires 41, one of the additional wires is connected to one of the initial wires, and the other additional wire is connected to the other initial wire.

In this embodiment, the added conductive wires and the pressed pieces of the initial conductive wires are connected by pressing.

In this embodiment, a heat shrinkable tube 6 is provided outside the wafer for insulation treatment.

In this embodiment, the pressing sheet is a metal sheet, and the pressing sheet may be a copper sheet.

In the present embodiment, each additional harness is Y-shaped; the plurality of add-on harnesses may be multi-Y shaped.

In the embodiment, during working, the wire harnesses with the consistent wire numbers are cut into 3 sections or multiple sections to prepare the added wire harnesses, the end parts of the added wire harnesses and the initial wire harnesses are peeled, the exposed length of the inner conductor is 10-15mm, one added wire of each added wire harness is connected with one initial wire, the other added wire harness is connected with the other initial wire, and the butt joint parts of the added wires and the initial wires are pressed through pressing sheets; detecting the section of the pressing position, increasing the tightness of a wire core at the joint of the lead and the initial lead without fracture, and controlling the pull-out force at the pressing position to be more than 10-15 kg; and finally, performing heat shrinkage process of a heat shrinkable tube outside the wire harness pressing part, and performing insulation treatment.

The device adds the added wire harnesses with the same function, adopts a Y-shaped design, does not need to change the size of the opening 7 or the wire outlet of the PCB protection plate, solves the problem of insufficient space of the PCB protection plate and avoids the problem that the position of the wire outlet needs to be enlarged; simple structure easily volume production, the problem of increasing pencil quantity is solved when not changing other structures.

Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.

Meanwhile, if the utility model as described above discloses or relates to parts or structural members fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.

Any part provided by the utility model can be assembled by a plurality of independent components or can be manufactured by an integral forming process.

Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.

Claims (5)

1. The utility model provides a reliable Y shape pencil structure which characterized in that, includes the battery package and is located the preceding PCB protection shield of battery package, the battery package lateral part is provided with the outlet, is provided with a plurality of initial pencil that outwards extend along the outlet on the PCB protection shield, initial pencil outer end is equipped with two at least increase pencil, carry out the pressfitting through the preforming between initial pencil and the increase pencil and be connected.

2. A reliable Y-shaped harness structure as claimed in claim 1 wherein said initial harness comprises two initial conductors and each additional harness comprises two additional conductors, one of said additional conductors being connected to one of said initial conductors and the other of said additional conductors being connected to the other of said initial conductors.

3. A reliable Y-shaped harness structure as claimed in claim 2 wherein the added conductors are press-fit connected to the compressed sheets of the original conductors.

4. The reliable Y-shaped harness structure as claimed in claim 1, wherein said press piece is externally provided with a heat shrink tube.

5. A reliable Y-shaped harness structure as in claim 1 wherein said pressed sheet is a copper sheet.

Images