阅读说明：本技术 一种束线扣件以及蛇形束线结构 (Bunch fastener and snakelike bunch structure ) 是由 王杰 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种束线扣件以及蛇形束线结构,该束线扣件包括本体和连接件,连接件包括连杆、固设于连杆一端的球头和固设于连杆另一端的导轨,导轨固设于本体,导轨设置有滑槽,滑槽的侧壁设置有限位凸台,球头设置有凸包,本体设置有容纳腔,容纳腔用于容纳线束。该束线扣件结构简单,加工方便。(The invention discloses a wire harness fastener and a snake-shaped wire harness structure, wherein the wire harness fastener comprises a body and a connecting piece, the connecting piece comprises a connecting rod, a ball head fixedly arranged at one end of the connecting rod and a guide rail fixedly arranged at the other end of the connecting rod, the guide rail is fixedly arranged on the body, the guide rail is provided with a sliding groove, the side wall of the sliding groove is provided with a limiting boss, the ball head is provided with a convex hull, the body is provided with an accommodating cavity, and the accommodating cavity is used for accommodating a wire harness. The wire harness fastener is simple in structure and convenient to process.)

1. A wire harness fastener, comprising:

a body (1);

connecting piece (2), connecting piece (2) include connecting rod (22), set firmly in bulb (21) of connecting rod (22) one end and set firmly in guide rail (23) of connecting rod (22) the other end, guide rail (23) set firmly in body (1), guide rail (23) are provided with spout (234), the lateral wall of spout (234) is provided with spacing boss (232), bulb (21) are provided with convex closure (211), body (1) are provided with and hold the chamber, it is used for holding the pencil to hold the chamber.

2. A serpentine harness structure comprising a plurality of the harness fasteners of claim 1,

the plurality of wire harness fasteners are connected in sequence;

in any two adjacent wire harness fasteners, the ball head (21) and the connecting rod (22) of one wire harness fastener can be inserted into the sliding groove (234) of the other wire harness fastener, so that the two wire harness fasteners can move and/or swing relatively, and the convex hull (211) of one wire harness fastener is matched with the limiting boss (232) of the other wire harness fastener to prevent the ball head (21) from being pulled out of the sliding groove (234) along the axial direction.

3. The serpentine wire harness structure according to claim 2, wherein the number of the connecting members (2) is two, and the two connecting members (2) are spaced apart.

4. The serpentine beam line structure according to claim 2, wherein the limiting boss (232) is provided with a first opening (2321).

5. The serpentine harness structure according to claim 2, wherein the convex hull (211) is provided with guide surfaces (2111), the guide surface (2111) of one harness clip being adapted to guide the pull-out of the ball (21) from the slide slot (234) of the other harness clip.

6. The serpentine beam line structure according to claim 2, characterized in that the convex hull (211) has a plane (2112), the plane (2112) being tangential to an outer surface of the bulb (21).

7. The serpentine harness structure according to claim 2, wherein the inner side wall of the chute (234) is provided with a plurality of arcuate slots (233) at intervals.

8. The serpentine harness structure according to claim 2, wherein the diameter of the ball (21) is greater than the diameter of the link (22) by more than 2mm, and the diameter of the chute (234) is greater than the diameter of the ball (21) by 0.1mm to 0.3 mm.

9. The serpentine wire harness structure according to claim 2, wherein the body (1) comprises two first thin walls (11) and two second thin walls (12), the two first thin walls (11) are arranged at intervals, two ends of the second thin wall (12) are respectively fixedly connected with the two first thin walls (11), the number of the accommodating cavities is two, and the two accommodating cavities are respectively located on two sides of the second thin wall (12).

10. The serpentine wire harness structure according to claim 9, wherein the body (1) is provided at both ends thereof with wire passing ports (3), and the wire passing ports (3) are formed by a gap between ends of the two first thin walls (11), and the two wire passing ports (3) are respectively communicated with the two accommodating cavities.

Technical Field

The invention relates to the technical field of wire bunching pipes, in particular to a wire bunching fastener and a snake-shaped wire bunching structure.

Background

The bunch structure is used for accomodating the pencil, prevents that many mixed and disorderly distributions of circuit from influencing work efficiency or causing the potential safety hazard. The existing wiring harness structure is generally formed by a plurality of wire buckles, each wire buckle comprises a rectangular body, two cylindrical bosses which are fixedly arranged at two ends of the body respectively and two round holes which are fixedly arranged at two ends of the body respectively, the cylindrical bosses and the round holes are respectively arranged at two sides of the body, and the two cylindrical bosses which are buckled through wires are respectively inserted into the two round holes which are buckled with the adjacent wires, so that the plurality of wire buckles are sequentially connected. The body is provided with an accommodation cavity for accommodating the wiring harness. However, adopt the bunch structure of above-mentioned structure, can only follow the circumference swing of cylinder boss between two line buckles, unable multi-direction swing, form the knot of dying after the round hole is gone into in the grafting of cylinder boss, the user extracts once more and can very be difficult, and whole length can't change, has certain limitation on the use scene.

Disclosure of Invention

The invention aims to provide a bunching fastener and a snakelike bunching structure, and aims to solve the problems that the existing bunching structure cannot swing in multiple directions, the whole length cannot be changed, the installation and the disassembly between sections are difficult, and certain limitations are caused in a use scene.

In order to achieve the purpose, the invention adopts the following technical scheme:

a wire harness fastener comprising:

a body;

the connecting piece, the connecting piece include the connecting rod, set firmly in the bulb of connecting rod one end with set firmly in the guide rail of the connecting rod other end, the guide rail set firmly in the body, the guide rail is provided with the spout, the lateral wall of spout is provided with spacing boss, the bulb is provided with the convex closure, the body is provided with holds the chamber, it is used for holding the pencil to hold the chamber.

A serpentine beam line structure comprising: a plurality of the above-mentioned wire harness fasteners, which are connected in sequence;

in any two adjacent bunch fasteners, the ball head and the connecting rod of one bunch fastener can be inserted into the chute of the other bunch fastener, so that the two bunch fasteners can move and/or swing relatively, and the convex hull of one bunch fastener is matched with the limiting boss of the other bunch fastener to prevent the ball head from axially falling out of the chute.

As a preferable scheme of the serpentine harness structure, the number of the connecting pieces is two, and the two connecting pieces are arranged at intervals.

As a preferable mode of the above serpentine harness structure, the limiting boss is provided with a first opening.

As a preferable mode of the above serpentine harness structure, the convex hull is provided with a guide surface, and the guide surface of one harness fastener is used for guiding the ball head to be pulled out from the sliding groove of the other harness fastener.

As a preferable mode of the above serpentine harness structure, the convex hull has a plane that is tangent to an outer surface of the ball head.

As a preferable scheme of the serpentine harness structure, a plurality of arc-shaped grooves are arranged at intervals on the inner side wall of the sliding groove.

As a preferable mode of the above serpentine harness structure, a diameter of the ball is greater than a diameter of the connecting rod by 2mm or more, and a diameter of the chute is greater than the diameter of the ball by 0.1mm to 0.3 mm.

As a preferable scheme of the serpentine wire harness structure, the body includes two first thin walls and two second thin walls, the two first thin walls are arranged at intervals, two ends of the second thin wall are respectively and fixedly connected with the two first thin walls, the number of the accommodating cavities is two, and the two accommodating cavities are respectively located on two sides of the second thin wall.

As a preferable scheme of the above serpentine harness structure, both ends of the body are provided with wire passing ports, each wire passing port is formed by a gap between ends of the two first thin walls, and the two wire passing ports are respectively communicated with the two accommodating cavities.

The invention has the beneficial effects that: the invention aims to provide a wire harness fastener and a snake-shaped wire harness structure. The wire harness fastener is simple in structure and convenient to process. When this snakelike bunch structure of installation, peg graft the bulb of bunch fastener and the spout of connecting rod in adjacent bunch fastener, the protruding closure is used for preventing that the bulb from deviating from the spout along the axial with the spacing boss cooperation of adjacent bunch fastener. This snakelike bunch structure simple to operate to the bulb can rotate along a plurality of directions in the spout, can follow a plurality of directions swings between two bunch fasteners, thereby this snakelike bunch structure's whole shape is changeable, and the flexibility is high, and pleasing to the eye degree is high, and, inserts the length of spout through the control connecting rod, can control this snakelike bunch structure wholly and stretch out or shorten, thereby control holistic length, be applicable to multiple use scene.

Drawings

Fig. 1 is a schematic view of a harness fastener according to an embodiment of the invention, taken along a first viewing angle;

fig. 2 is a schematic view of a harness fastener according to a second embodiment of the invention, taken along a second viewing angle;

fig. 3 is a schematic view of a harness fastener according to a third embodiment of the invention;

FIG. 4 is an enlarged view at A in FIG. 3;

fig. 5 is a schematic view of a harness fastener according to a fourth view of the present invention.

In the figure:

1. a body; 11. a first thin wall; 12. a second thin wall;

2. a connecting member; 21. a ball head; 22. a connecting rod; 23. a guide rail; 211. a convex hull; 231. a second opening; 232. a limiting boss; 233. an arc-shaped slot; 234. a chute; 2321. a first opening; 2111. a guide surface; 2112. a plane;

3. and a wire passing port.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, 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" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The invention provides a wire harness fastener and a snake-shaped wire harness structure. This snakelike bunch structure can multi-direction swing, and whole shape is changeable, and can control holistic length, is applicable to multiple use scene, and the installation is convenient with the dismantlement.

As shown in fig. 1-5, the wire harness fastener comprises a body 1 and a connecting piece 2, wherein the connecting piece 2 comprises a connecting rod 22, a ball 21 fixedly arranged at one end of the connecting rod 22 and a guide rail 23 fixedly arranged at the other end of the connecting rod 22, the guide rail 23 is fixedly arranged on the body 1, the guide rail 23 is provided with a sliding groove 234, the side wall of the sliding groove 234 is provided with a limiting boss 232, the ball 21 is provided with a convex hull 211, and the body 1 is provided with an accommodating cavity for accommodating a wire harness. The wire harness fastener is simple in structure and convenient to process.

The snake-shaped bunch structure comprises a plurality of bunch fasteners, the bunch fasteners are connected in sequence, in any two adjacent bunch fasteners, the ball head 21 and the connecting rod 22 of one bunch fastener can be inserted into the sliding groove 234 of the other bunch fastener, so that the two bunch fasteners can move and/or swing relatively, and the convex hull 211 of one bunch fastener is matched with the limiting boss 232 of the other bunch fastener to prevent the ball head 21 from being pulled out of the sliding groove 234 along the axial direction. When the snake-shaped wire harness structure is installed, the ball 21 and the connecting rod 22 of the wire harness fastener are inserted into the sliding groove 234 of the adjacent wire harness fastener, and the convex hull 211 is matched with the limiting boss 232 of the adjacent wire harness fastener to prevent the ball 21 from being separated from the sliding groove 234 along the axial direction. This snakelike bunch structure simple to operate to bulb 21 can rotate along a plurality of directions in spout 234, can swing along a plurality of directions between two bunch fasteners, thereby this snakelike bunch structure's whole shape is changeable, and the flexibility is high, and pleasing to the eye degree is high, and, inserts the length of spout 234 through control connecting rod 22, can control this snakelike bunch structure wholly and stretch out or shorten, thereby control holistic length, be applicable to multiple use scenario.

Optionally, the inner side wall of the chute 234 is provided with a second opening 231. The convex hull 211 of the wire harness fastener is slidably arranged in the second opening 231 of the adjacent wire harness fastener, and in the two adjacent wire harness fasteners of the snake-shaped wire harness structure, the convex hull 211 of one wire harness fastener can abut against the limiting boss 232 of the other wire harness fastener, so that the limiting boss 232 can prevent the ball head 21 from easily separating from the sliding groove 234.

Optionally, the diameter of the ball 21 is greater than the diameter of the connecting rod 22 by more than 2mm, and the diameter of the chute 234 is greater than the diameter of the ball 21 by 0.1mm-0.3 mm. The ball 21 can easily move in the sliding groove 234, and the connecting rod 22 can be ensured to swing in a certain range relative to the sliding groove 234. The larger the difference between the diameter of the ball 21 and the diameter of the connecting rod 22 is, the larger the overall rotation amplitude of the serpentine beam line structure is.

Alternatively, the diameter of the link 22 is set to 2.5mm or more. In the present embodiment, the diameter of the connecting rod 22 is 4 mm. The connecting rod 22 can be made high in strength and prevented from being broken by impact. Alternatively, the length of the connecting rod 22 may be designed according to actual requirements. The overall length of the serpentine harness structure can be varied by varying the length of the tie bars 22.

Alternatively, the serpentine harness structure is formed by integral injection molding.

Optionally, the connection between the link 22 and the ball 21 is in a rounded transition, and the connection between the link 22 and the rail 23 is in a rounded transition. The connecting part can be prevented from being broken due to stress concentration, the flow path of the mold during injection molding can be improved, and demolding is facilitated.

Optionally, the limit boss 232 is provided with a first opening 2321. Set up first opening 2321 in the middle of spacing boss 232, spacing boss 232's elasticity is better, enables bulb 21 and inserts or extract spout 234 more easily, this snakelike bunch structure of easy to assemble and dismantlement.

Optionally, the length of the limiting boss 232 along the extending direction of the sliding groove 234 is 2mm-6 mm. Under the condition that the length of the guide rail 23 is not changed, the length of the limiting boss 232 is too long, so that the length of the second opening 231 is shortened, and the effective stroke of the ball 21 sliding in the sliding groove 234 is shortened. The length of the limiting boss 232 is 2mm-6mm, so that the strength of the limiting boss 232 can be ensured, and the limiting boss 232 is prevented from being pulled apart when the ball head 21 is inserted into or pulled out of the sliding groove 234.

Optionally, when the first opening 2321 is located in the middle of the convex hull 211, the width of the position-limiting boss 232 located in the first second opening 2321, which coincides with the convex hull 211, is 0.5mm to 1.5 mm. When the width of the position-limiting boss 232 of the first opening 2321, which is overlapped with the convex hull 211, is less than 0.5mm, the two adjacent wire harness fasteners are easy to loosen; when the width of the position-limiting boss 232 of the first opening 2321 coinciding with the convex hull 211 is greater than 1.5mm, the ball head 21 is prone to fail due to whitening and tearing when being inserted into or pulled out of the sliding groove 234.

Optionally, a plurality of arc-shaped slots 233 are arranged at intervals on the inner side wall of the sliding slot 234. The arc-shaped groove 233 is formed in the inner side wall of the sliding groove 234, so that the distance between the two side walls of the sliding groove 234 in the swinging direction of the connecting rod 22 can be increased, and the swinging angle of the connecting rod 22 can be increased.

Alternatively, as shown in fig. 3 and 4, the convex hull 211 is provided with a guide surface 2111, and the guide surface 2111 of one harness fastener is used for guiding the ball 21 of the one harness fastener to be pulled out of the slide groove 234 of the other harness fastener, of two adjacent harness fasteners of the serpentine harness structure. The ball head 21 can be conveniently pulled out from the sliding groove 234, and time and labor are saved.

Optionally, the convex hull 211 has a plane 2112, the plane 2112 being tangential to the outer surface of the ball head 21. The ball head 21 can be conveniently inserted into the sliding groove 234.

Optionally, as shown in fig. 5, the body 1 includes two first thin walls 11 and one second thin wall 12, the two first thin walls 11 are buckled to each other and are disposed at an interval, two ends of the second thin wall 12 are respectively and fixedly connected to the two first thin walls 11, the number of the accommodating cavities is two, and the two accommodating cavities are respectively located at two sides of the second thin wall 12. The body 1 is in a shape of Chinese character ri. Two hold the chamber homoenergetic and hold the pencil, can hold more pencil. The number of the guide rails 23 is 2, and the 2 guide rails 23 are respectively fixedly connected to two sides of the second thin wall 12.

Optionally, the wall thickness of the first thin wall 11 is 1.2mm-3mm, and the wall thickness of the second thin wall 12 is 1.2mm-3 mm. On the premise that the first thin wall 11 and the second thin wall 12 have enough strength, the first thin wall 11 and the second thin wall 12 are ensured to have enough elasticity.

Optionally, both ends of the body 1 are provided with the wire passing port 3, specifically, the wire passing port 3 is formed by a gap between ends of the two first thin walls 11, and the two wire passing ports 3 are respectively communicated with the two accommodating cavities. When the wiring harness fastener is used for restraining the wiring harness, the two first thin walls 11 positioned on one side of the second thin wall 12 are extruded, the wire passing port 3 positioned on the other side of the second thin wall 12 is opened, the wiring harness is added into the accommodating cavity from the wire passing port 3, and after the wiring harness is filled into one accommodating cavity, the wiring harness is filled into the other accommodating cavity in the same method. Optionally, the size of the wire passing port 3 is 0.3mm-1.5mm, the size of the wire passing port 3 is smaller than 0.3mm, a die for manufacturing the wire harness fastener can produce thin steel, the service life of the die is affected, the size of the wire passing port 3 is larger than 1.5mm, a thin wire harness is easy to separate from the accommodating cavity from the wire passing port 3, and the wire harness binding force is poor.

Optionally, a rib is arranged at the joint of the second thin wall 12 and the two first thin walls 11 or the joint is in fillet transition. The connecting strength of the first thin wall 11 and the second thin wall 12 can be improved.

Optionally, the number of the connecting pieces 2 is two, and the two connecting pieces 2 are arranged at intervals. The two connecting pieces 2 are respectively arranged on two sides of the second thin wall 12, and the wire harness fastener is provided with the two connecting pieces 2, so that the wire harness fastener can be prevented from rotating around the connecting rod 22 in a 360-degree range relative to the adjacent wire harness fastener. And, two connecting pieces 2 of a bunch fastener cooperate with two connecting pieces 2 of another bunch fastener adjacent, and overall structure intensity is high, and the cooperation is more firm.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.