CN215497139U

CN215497139U - Wiring harness connecting device and engineering machinery

Info

Publication number: CN215497139U
Application number: CN202121338753.5U
Authority: CN
Inventors: 孙波
Original assignee: Zhonglian Hengtong Machinery Co Ltd
Current assignee: Zhonglian Hengtong Machinery Co Ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-11
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a wire harness connecting device and engineering machinery, which comprise a supporting device, and a first connecting device and a second connecting device which are respectively arranged at two ends of the supporting device, wherein the first connecting device is provided with a summary wire harness joint used for connecting a first wire harness, the second connecting device is connected with the first connecting device, the second connecting device is provided with a branch wire harness joint used for connecting a second wire harness. According to the wiring harness connecting device provided by the utility model, the summarizing wiring harness connector and the branch wiring harness connector are arranged at two ends of the supporting device, so that the space of an inner cavity of the supporting device can be reduced, the size of the whole device is reduced, the mounting is convenient, and an operator can conveniently and quickly find a wiring point to carry out wiring work or subsequent line maintenance and replacement work.

Description

Wiring harness connecting device and engineering machinery

Technical Field

The utility model relates to the technical field of wiring harness branch connection, in particular to a wiring harness connecting device and engineering machinery.

Background

A wire harness of a construction machine is a main body of a construction machine circuit. Because the electrical components on the engineering machinery are more and scattered, the wiring harnesses led out from the electric cabinet and the wiring cabinet are generally required to be connected to the electrical components.

At present, the common wire harness tapping modes in engineering machinery mainly include two types:

first, the tapping wiring is performed by the harness itself. This shunting wiring mode adopts the customization pencil, and every customization pencil is formed by the combination of many single core electric wires, and the outside cladding of pencil has the insulating layer, and the pencil tapping point is arranged inside the pencil, and somewhere takes off in the middle of the pencil is inside. Although the insulating layer can play a good protection role on the wiring harness in the mode, the position of the wiring harness tapping point is difficult to determine, and wiring and subsequent overhaul are inconvenient.

And secondly, tapping wiring is carried out through a junction box/box. The tapping wiring mode adopts a terminal strip arranged inside a junction box/box, and the wiring harness is tapped through the terminal strip. Although this method can quickly find the position of the tapping point, the connection box/box body is too large and inconvenient to install due to the need to install a plurality of terminal blocks in the connection box/box.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a wire harness connecting device, which has a small overall size, a light weight, and a convenient installation, and can quickly find a wiring point for facilitating wiring and subsequent maintenance and replacement.

The utility model provides a wire harness connecting device and engineering machinery, which are applied to the engineering machinery, wherein the engineering machinery comprises an electric cabinet and electric elements, the electric cabinet is connected with a first wire harness, and each electric element is respectively connected with a second wire harness, and the wire harness connecting device is characterized by comprising:

a support device;

the first connecting device is arranged at one end of the supporting device and is provided with a summary wire harness joint for connecting the first wire harness;

and the second connecting device is arranged at the other end of the supporting device and is connected with the first connecting device, and the second connecting device is provided with a branch wire harness joint which is used for connecting the second wire harness.

Preferably, the first and second connecting means are connected by an internal jumper.

Preferably, the first connecting device further comprises a first connector connected to one end of the internal jumper, and the second connecting device further comprises a second connector connected to the other end of the internal jumper.

Preferably, the support means is provided as an electromagnetic shielding housing.

Preferably, the summary wire harness connector and the branch wire harness connector are both set as waterproof connectors.

Preferably, the supporting device is provided with a fixed seat.

Preferably, the first wire harness is provided as a single multi-core shielded cable.

Preferably, the second wire harness is provided with five and all shielded cables.

Preferably, five of the second strands are a 1-core shielded cable, a 2-core shielded cable, a 3-core shielded cable, a 4-core shielded cable, and a 5-core shielded cable, respectively.

A construction machine comprising a wire harness connection device as claimed in any one of the preceding claims.

According to the wiring harness connecting device, the collecting wiring harness connector and the branch wiring harness connector are arranged at the two ends of the supporting device, so that the space of an inner cavity of the supporting device can be reduced, the size of the whole device is reduced, the mounting is convenient, and an operator can conveniently and quickly find a wiring point to perform wiring work or subsequent line maintenance and replacement work.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a wire harness connector tap wiring according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a wire harness connecting device according to an embodiment of the present invention;

fig. 3 is a schematic view of a connection structure of a first connection device, a second connection device, and an internal jumper in a harness connection device according to an embodiment of the present invention.

Reference numerals

1-a support device; 2-a first connecting means; 3-a second connecting means; 4-internal jumper wires; 5-a first wire harness; 6-a second wire harness; 11-a fixed seat; 21-a summary harness joint; 22-a first joint; 31-a branch harness joint; 32-second joint.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the present invention is used to usually place, are only used for convenience of describing the present invention and simplifying the description, and 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," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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.

As shown in fig. 1 to 3, a wire harness connection device according to the present embodiment includes an electric control box and electric components, a first wire harness 5 is connected to the electric control box, and second wire harnesses 6 are connected to the electric components, respectively, and includes:

a support device 1;

a first connecting device 2 arranged at one end of the supporting device 1, wherein the first connecting device 2 is provided with a summary harness joint 21 used for connecting a first harness 5;

and a second connecting device 3 arranged at the other end of the supporting device 1 and connected with the first connecting device 2, wherein the second connecting device 3 is provided with a branch harness joint 31, and the branch harness joint 31 is used for connecting the second harness 6.

The first wire harness 5 in this embodiment may be a single multi-core shielded cable connected to the electric cabinet, and compared with a conventional customized wire harness, the multi-core shielded cable has good electromagnetic compatibility, is temperature-resistant and cold-resistant, and can be used in the environments of open air, rain and snow, insolation, salt fog, high and low temperatures, and the like. The number of the second wire harness 6 is the same as that of the plurality of electrical components, and the second wire harness 6 may be a single core cable or a multi-core cable according to different electrical components connected thereto. In the present embodiment, the number of the second strands 6 is five, and each of the second strands is a shielded cable, and the number of the five second strands 6 is 1-core shielded cable, 2-core shielded cable, 3-core shielded cable, 4-core shielded cable, and 5-core shielded cable.

The supporting device 1 in the present embodiment is mainly used for supporting the first connecting device 2 and the second connecting device 3. Strutting arrangement 1 can be the casing, for further improving this pencil connecting device's protectiveness, guarantees that it also can normal use in the abominable open air of environment, strutting arrangement 1 can be the electromagnetic shield casing that has waterproof function.

The first connecting means 2 and the second connecting means 3 in the present embodiment may be respectively embedded at the upper and lower ends of the supporting means 1. The collective harness connector 21 is provided at an end of the first connecting device 2 near the first harness 5 for connection with the first harness 5, the branch harness connectors 31 are provided at an end of the second connecting device 3 near the second harness 6, the number of the branch harness connectors 31 may be greater than or equal to the number of electrical components, and one branch harness connector 31 is connected to each second harness 6. The first connecting device 2 and the second connecting device 3 can convert a single multi-core shielded cable into a plurality of branch cables with single core and multi-core, and further connect different electric elements.

In order to prevent rainwater, dust, and the like from falling into the support device 1, both the collective harness connector 21 and the branch harness connector 31 may be provided as a waterproof connector in a standard form.

The first connecting device 2 and the second connecting device 3 can be connected by an internal jumper 4, and the first connecting device 2 and the second connecting device 3 can be connected according to different design requirements by arranging the internal jumper 4.

The first connecting device 2 may further include a first connector 22, one end of the internal jumper 4 may be connected to the first connector 22 by a screw or spring terminal or welding, the second connecting device 3 may further include a second connector 32, and the other end of the internal jumper 4 may be connected to the second connector 32 by a screw or spring terminal or welding.

For this pencil connecting device of easy to assemble, can set up fixing base 11 on strutting arrangement 1, fixing base 11 can be the lug plate of symmetric welding in strutting arrangement 1 both sides. When the wiring harness connecting device is used, the wiring harness connecting device is fixed on engineering machinery through bolts connected to the lug plates.

The working principle of the embodiment is as follows:

in use, the harness connection device is attached to a construction machine, the first harness 5 on the electric cabinet is connected to the collective harness joint 21, and the second harness 6 on each electric component is connected to each branch connection pair 31.

Therefore, according to the wiring harness connecting device provided by the utility model, the summarizing wiring harness connector and the branch wiring harness connector are arranged at two ends of the supporting device, so that the space of an inner cavity of the supporting device can be reduced, the size of the whole device is reduced, the mounting is convenient, and an operator can conveniently and quickly find a wiring point to perform wiring work or subsequent line maintenance and replacement work.

The utility model also relates to a construction machine comprising the wiring harness connecting device.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the utility model or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the utility model using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the utility model.

Claims

1. The utility model provides a pencil connecting device, is applied to engineering machine tool on, this engineering machine tool includes electric cabinet and electric elements, is connected with first pencil (5) on the electric cabinet, is connected with second pencil (6) on each electric elements respectively, its characterized in that, this pencil connecting device includes:

a support device (1);

a first connecting device (2) arranged at one end of the supporting device (1), wherein the first connecting device (2) is provided with a summary wiring harness joint (21) used for connecting the first wiring harness (5);

the second connecting device (3) is arranged at the other end of the supporting device (1) and connected with the first connecting device (2), the second connecting device (3) is provided with a branch wiring harness joint (31), and the branch wiring harness joint (31) is used for connecting the second wiring harness (6).

2. Harness connection device according to claim 1, characterized in that the first connection device (2) and the second connection device (3) are connected by an internal jumper (4).

3. The harness connection device according to claim 2, wherein the first connection device (2) further comprises a first connector (22) connected to one end of the internal jumper (4), and the second connection device (3) further comprises a second connector (32) connected to the other end of the internal jumper (4).

4. Harness connection device according to claim 1, characterized in that the support device (1) is provided as an electromagnetic shielding housing.

5. Harness connection device according to claim 1, characterized in that the summary harness connection (21) and the branch harness connection (31) are provided as watertight connections.

6. Harness connection device according to claim 1, characterized in that the support device (1) is provided with a fixing seat (11).

7. The wire harness connection device according to claim 1, wherein the first wire harness (5) is provided as a single multicore shielded cable.

8. The harness connection device according to claim 1, wherein the second harness (6) is provided with five and each is provided as a shielded cable.

9. The wire harness connection device according to claim 8, wherein five of the second wire harnesses (6) are 1-core shielded cable, 2-core shielded cable, 3-core shielded cable, 4-core shielded cable, and 5-core shielded cable, respectively.

10. A working machine, characterized by comprising a wire harness connection device according to any one of claims 1 to 9.