WO2018177098A1

WO2018177098A1 - Door hinge assembly capable of fixing wire harness, and washing machine

Info

Publication number: WO2018177098A1
Application number: PCT/CN2018/078353
Authority: WO
Inventors: 陈永超; 李敬德
Original assignee: 青岛海尔滚筒洗衣机有限公司
Priority date: 2017-03-28
Filing date: 2018-03-07
Publication date: 2018-10-04
Also published as: CN108660701B; CN108660701A

Abstract

A door hinge assembly capable of fixing a wire harness, and a washing machine. The door hinge assembly comprises a hinge base (1) and a supporting rotary arm (2) provided on the hinge base (1). The door hinge assembly further comprises a wire harness guide (3) for pulling the wire harness, and the supporting rotary arm (2) is provided with a groove (21) which fits the wire harness guide (3) so as to fix the wire harness guide (3). The washing machine comprises a washing machine body, a door hinge assembly, and a door module connected to the washing machine body by means of the described door hinge assembly capable of fixing a wire harness. By providing the wire harness guide (3) for threading the wire harness on the supporting rotary arm (2), the wire harness can be more conveniently and quickly passed through the door hinge assembly and firmly fixed to the door hinge assembly, so that the wire connected between the door module of the drum washing machine and the main body of the washing machine is easier to install and remove for easy maintenance.

Description

Door hinge assembly capable of fixing a wire harness and a washing machine

Technical field

The present invention relates to the technical field of washing machines, and in particular to a door hinge assembly and a washing machine capable of fixing a wire harness.

Background technique

In the prior art, in the process of guiding the wire harness of the electric door assembly of the drum washing machine door assembly from the washing machine door to the main body of the washing machine, the wire harness is adhered to the door hinge assembly connecting the washing machine door and the main body of the washing machine with adhesive glue, or The curved hinge member is arranged on the door hinge assembly to fix the wire harness, but the operability is poor in actual production, which is inconvenient to install and maintain, and affects the appearance.

Based on the above-mentioned status quo, how to make the wire harness of the electric device of the drum washing machine observation window assembly be effectively fixed becomes a technical problem that needs to be solved. In view of this, the present invention has been specifically proposed.

Summary of the invention

In order to solve the above problems in the prior art, that is, to solve the problem of effective fixing of the wire harness, the present invention provides a door hinge assembly capable of fixing a wire harness and a washing machine, which can be more conveniently and quickly adopted by the door hinge assembly of the present invention. The wire harness passes through the door hinge assembly and is firmly fixed to the door hinge assembly, so that the connection between the door module of the drum washing machine and the main body of the washing machine is better installed and disassembled for maintenance.

Specifically, the door hinge assembly capable of fixing a wire harness of the present invention includes a hinge base and a support arm provided on the hinge base, the door hinge assembly further including a wire harness guide for threading the wire harness, supporting the arm A groove adapted to the wire harness guide is provided to fix the wire harness guide.

In a preferred embodiment of the door hinge assembly described above, the wire harness guide is provided with a through hole for threading the wire harness.

In a preferred embodiment of the door hinge assembly described above, one end of the harness guide away from the hinge base is provided with a first through slot that communicates with the through hole.

In a preferred embodiment of the door hinge assembly, the door hinge assembly further includes a clamping member connected to the wire harness guide, and the clamping member is provided with a second through groove communicating with the first through groove.

In a preferred embodiment of the door hinge assembly, the extending direction of the first through groove is perpendicular to the extending direction of the through hole, and the extending direction of the first through groove is parallel or coincident with the extending direction of the second through groove.

In a preferred embodiment of the door hinge assembly described above, both the wire harness guide and the clamping member are made of plastic; and/or the wire harness guide and the clamping member are integrally formed.

In a preferred embodiment of the above-described door hinge assembly, the side walls of the first through groove and/or the second through groove are provided with slots for threading the lead wires.

In a preferred embodiment of the door hinge assembly described above, the recess is in communication with the hinge base and extends through the bottom of the hinge base.

In a preferred embodiment of the door hinge assembly described above, the number of support arms is two, two support arms are disposed along the length of the hinge base, and grooves are provided on the opposite side walls of each of the support arms.

In another aspect, the present invention provides a washing machine including a washing machine body, a door hinge assembly, and a door module coupled to the washing machine body by a door hinge assembly, the door hinge assembly being the above-described door hinge assembly capable of securing a wire harness.

Compared with the prior art, the door hinge assembly and the washing machine of the present invention can more easily and quickly pass the wire harness through the door hinge assembly and securely fix by providing a wire harness guide for threading the wire on the support arm. On the door hinge assembly, the connection between the door module of the drum washing machine and the main body of the washing machine is better installed and disassembled for convenient maintenance.

DRAWINGS

Figure 1 is a front elevational view of the door hinge assembly of the present invention;

Figure 2 is a cross-sectional view taken along line A-A of Figure 1;

Figure 3 is a schematic side view of the door hinge assembly of the present invention;

Fig. 4 is a cross-sectional view taken along line B-B of Fig. 3.

detailed description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present invention, and are not intended to limit the scope of the present invention. For example, although the present application is described in connection with a washing machine body and a washing machine door module, the technical solution of the present invention is not limited thereto, and the door hinge assembly can obviously be applied to other similar occasions, and the change does not deviate. The principles and scope of the invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. The terminology of the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, which is merely for convenience of description, and does not indicate or imply that the device or component must have a specific orientation, constructed and operated in a specific orientation. Therefore, it should not be construed as limiting the invention. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, it should be noted that in the description of the present invention, the terms "installation", "connected", and "connected" are to be understood broadly, and may be fixed connections, for example, or It is a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be internal communication between the two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

As shown in FIGS. 1 to 4, the door hinge assembly capable of fixing a wire harness of the present invention includes a hinge base 1, a support arm 2 provided on the hinge base 1, and a wire harness guide 3 for threading the wire harness, supporting A groove 21 adapted to the wire harness guide 3 is provided on the arm 2 to fix the wire harness guide 3. As shown in FIG. 2, the harness guide 3 is nested in the groove 21.

By providing the wire harness guide 3 for threading the wire harness on the support arm 2, the wire harness can be more conveniently and quickly passed through the door hinge assembly and firmly fixed to the door hinge assembly, so that the door module of the drum washing machine and the washing machine The connection between the main bodies is better installed and disassembled for easy maintenance.

As shown in FIG. 2 and FIG. 4, in a preferred embodiment, the wire harness guide 3 is provided with a through hole 31 for passing a wire harness, and the through hole 31 is disposed along the extending direction of the groove 21. One end of the wire harness guide 3 remote from the hinge base 1 is provided with a first through groove 32 communicating with the through hole 31, and the extending direction of the first through groove 32 is perpendicular to the extending direction of the through hole 31 (ie, in FIG. 2 Vertical to the direction of the paper). In addition, a first slot 33 is provided on the side wall of the first through slot 32, and the first slot 33 is used for facilitating the wearing of the lead bundle during the mounting process.

Specifically, during installation, one end of the wire harness is gradually inserted into the through hole 31 via the first slit 33, and the wire harness located at one end of the wire harness guide 3 away from the hinge base 1 is directed to the first through groove 32. Folding causes the wire harness to pass through the door module of the washing machine along the extending direction of the first through groove 32. The harness guide 3 is then mounted in the recess 21 supporting the arm 2, and the harness guide 3 is interference-fitted with the recess 21, so that the harness guide 3 can be firmly caught in the recess 21. At the same time, since the groove 21 communicates with the hinge base 1 and penetrates the bottom of the hinge base 1, a wire harness located at one end of the wire harness guide 3 near the hinge base 1 passes out from the bottom of the hinge base 1 and enters the washing machine body.

As shown in FIG. 4, as an equivalent alternative to the through hole 31, a third through groove for threading the wire harness may be opened on the wire harness guide 3, the third through groove being located at the wire harness guide 3 facing the first groove 21 One side. The wire harness is laid in the third through groove, and the wire harness located at one end of the wire harness guide 3 away from the hinge base 1 is folded toward the first through groove 32, so that the wire harness passes along the extending direction of the first through groove 32. It is disposed in the door module, and then the harness guide 3 is mounted inwardly on the groove 21 supporting the arm 2 with the side in which the third through groove is opened inwardly, thereby realizing the protection of the wire harness. A wire harness located at one end of the wire harness guide 3 near the hinge base 1 is passed out from the bottom of the hinge base 1. The through hole 31 and the third through groove are essentially equivalent, and the two can be interchanged.

As shown in FIG. 1 to FIG. 3, in a preferred embodiment, the door hinge assembly further includes a clamping member 4 connected to the wire harness guide 3, and the side wall of the clamping member 4 is provided with the first The second through groove 41 communicating with the through groove 32 has a direction in which the first through groove 32 extends parallel or coincides with the extending direction of the second through groove 41. The rest of the structure is as described above and will not be described here.

In order to facilitate the passage of the wire harness into the through hole 31, a first slot 33 for threading the lead wire is disposed on the side wall of the first through slot 32, and a through hole is provided on the side wall of the second through slot 41 for guiding The second slot 42 of the wire harness, the direction in which the first slot 33 extends coincides with the direction in which the second slot 42 extends.

During installation, one end of the wire harness is inserted into the through hole 31 via the first slot 33, and the wire harness at the end of the wire harness guide 3 remote from the hinge base 1 is removed from the first slot 33 and the second slot 42. The direction is folded in the direction of the first through groove 32, so that the wire harness is inserted into the door module of the washing machine along the extending direction of the first through groove 32 and the second through groove 41. The harness guide 3 is then mounted into the recess 21 on the support arm 2, and a harness located at one end of the harness guide 3 near the hinge base 1 is passed out from the bottom of the hinge base 1 into the body of the washing machine.

In order to avoid the abrasion of the wire harness in the door hinge assembly during use, the wire harness guide 3 and the clamping member 4 prepared by the plastic protect the wire harness, thereby prolonging the service life of the wire harness and avoiding leakage caused by wire harness damage, thereby improving the leakage. The safety of the door hinge assembly. Preferably, the wire harness guide 3 is a plastic tube and the clamping member 4 is a plastic cover. Wherein, the wire harness guiding member 3 and the clamping member 4 are integrally formed, and the integrally formed structure is adopted to facilitate the design and manufacture of the mold.

It should be further noted that the outer side of the support arm 2 away from the end of the hinge base 1 is provided with a rotating shaft 5, and the rotating shaft 5 and the clamping member 4 are respectively located on both sides of the supporting arm 2, and the axis of the rotating shaft 5 The direction coincides with the axial direction of the chucking member 4. During use, the clamping member 4 and the rotating shaft 5 together constitute a rotating shaft pivotally connected to the door module of the washing machine, which ensures the stability of the door hinge assembly and the door module of the washing machine, and can be clamped. The piece 4 guides the wire harness into the door module of the washing machine.

As shown in FIG. 1, in a preferred embodiment, the number of support arms 2 is two, two support arms 2 are arranged along the length of the hinge base 1, and grooves 21 are provided on each support. On the opposite side walls of the arm 2 . The two supporting arms 2 form a mutual protection structure, which prevents the wire harness guide 3 from coming off the groove 21 due to an external force, and ensures that the wire harness guide 3 can be stably caught in the groove 21.

In the above structure, the support arm 2 is an arc structure. The washing machine door is more flexible when rotated about the axis of the rotating shaft 5, avoiding collision and damage caused by interference between the washing machine door and the washing machine body, and the washing machine door can be in the same plane or curved surface as the washing machine body after closing.

It can be understood by those skilled in the art that the number of support arms 2 disposed on the above-mentioned hinge base 1 is not limited to two, and the number thereof can be changed according to actual conditions, but regardless of the number of support arms 2, all will be The supporting arm 2 is disposed along the length direction of the hinge base 1 and collinearizes the axes of all the rotating shafts 5 of the supporting arm 2, so that the door module of the washing machine can be rotated around the rotating shaft 5 at a large angle to complete Opening and closing of the washing machine door module.

In addition to the above-described door hinge assembly, the present invention also provides a washing machine including a washing machine body, a door hinge assembly, and a door module connected to the washing machine body by a door hinge assembly, the door hinge assembly being capable of fixing the wire harness The door hinge assembly allows the connection between the door module of the drum washing machine and the main body of the washing machine to be better installed and disassembled by the above-mentioned door hinge assembly, which is convenient for maintenance.

Heretofore, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the drawings, but it is obvious to those skilled in the art that the scope of the present invention is obviously not limited to the specific embodiments. Those skilled in the art can make equivalent changes or substitutions to the related technical features without departing from the principles of the present invention. The modifications and alternatives will fall within the scope of the present invention.

Claims

A door hinge assembly capable of fixing a wire harness, the door hinge assembly including a hinge base and a support arm disposed on the hinge base, wherein the door hinge assembly further includes a wire harness for threading a wire harness guide having a groove adapted to the wire harness guide to fix the wire harness guide.
The door hinge assembly according to claim 1, wherein said wire harness guide is provided with a through hole for threading the wire harness.
The door hinge assembly according to claim 2, wherein one end of the harness guide away from the hinge base is provided with a first through groove communicating with the through hole.
The door hinge assembly according to claim 3, wherein the door hinge assembly further includes a clamping member coupled to the wire harness guide, the clamping member being provided with the first through groove The second through slot.
The door hinge assembly according to claim 4, wherein the extending direction of the first through groove is perpendicular to the extending direction of the through hole, and the extending direction of the first through groove and the second pass The grooves extend in parallel or coincide.
The door hinge assembly according to claim 5, wherein the harness guide and the chucking member are both made of plastic; and/or the harness guide and the chucking member are integrally formed.
The door hinge assembly according to claim 6, wherein a slot for threading the lead wire is disposed on a side wall of the first through slot and/or the second through slot.
A door hinge assembly according to any one of claims 1 to 7, wherein the groove communicates with the hinge base and extends through the bottom of the hinge base.
The door hinge assembly according to claim 8, wherein the number of the support arms is two, and the two support arms are disposed along a length direction of the hinge base, and the groove is disposed at On opposite side walls of each of the support arms.
A washing machine comprising a washing machine body, a door hinge assembly, and a door module connected to the washing machine body by the door hinge assembly, wherein the door hinge assembly is according to any one of claims 1 to 9 A door hinge assembly capable of securing a wire harness.