CN212709273U

CN212709273U - Fixing binding belt device and wire harness system

Info

Publication number: CN212709273U
Application number: CN202021325657.2U
Authority: CN
Inventors: 吴江丰; 赵岩; 李国辉; 孙作志; 孙义山; 管婧
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-16
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to a cable harness fixes ribbon technical field, discloses a fixed ribbon device and pencil system. The fixing binding belt device comprises a connecting block, a first binding belt and a second binding belt, wherein the connecting block is provided with a first through hole and a second through hole which are arranged on the connecting block at intervals; the first binding belt is rotatably arranged in the first through hole in a penetrating mode and used for binding the first connecting piece; and the second cable tie is rotatably arranged in the second through hole in a penetrating way and is used for bundling the second connecting piece. The utility model discloses not restricting two relative degrees of freedom of waiting to tie up the part, avoiding waiting to tie up the pencil that the part direction difference brought and stretch and draw, wearing and tearing scheduling problem, improved the life of ribbon, reduced the ribbon kind, the not equidimension ribbon collocation of accessible is tied up more rationally, saves the cost, has improved the maintenance efficiency of fixed ribbon device, and simple structure is reliable, is fit for most and ties up the scene.

Description

Fixing binding belt device and wire harness system

Technical Field

The utility model relates to a cable harness fixing tie technical field especially relates to a fixing tie device and pencil system.

Background

Along with the increase of automobile functions, various lines exist in an automobile, an automobile wire harness is usually fixed by a wire harness binding tape, and the safety and the reliability of the fixation of the wire harness are of great importance to the electrical safety of the whole automobile.

In the prior art, the binding belt and the connecting block are of an integral structure, and the binding belt and the connecting block cannot rotate relatively, so that the relative degree of freedom of two parts to be bound is limited, and if the axes of objects are not parallel, the binding belt is stressed and twisted easily, and the reliability and the service life of the binding belt are influenced; moreover, the structure of ribbon often matches with the connecting block structure, and the ribbon is special ribbon, and after special ribbon damaged, ordinary ribbon can not be replaced, is unfavorable for reducing ribbon kind and maintenance and changes.

In view of the foregoing, there is a need for a strap securing device and wire harness system that addresses the above-identified problems.

SUMMERY OF THE UTILITY MODEL

Based on above, an object of the utility model is to provide a fixed ribbon device and pencil system has improved the life of ribbon, reduces the ribbon kind, has improved the maintenance efficiency of fixed ribbon device.

In order to achieve the purpose, the utility model adopts the following technical proposal:

in one aspect, a securing strap device is provided, comprising:

the connecting block is provided with a first through hole and a second through hole, and the first through hole and the second through hole are arranged on the connecting block at intervals;

the first binding belt is rotatably arranged in the first through hole in a penetrating mode and used for binding the first connecting piece;

and the second cable tie is rotatably arranged in the second through hole in a penetrating way and is used for bundling the second connecting piece.

As a preferred technical solution of the wire harness system, a first limiting portion is arranged in the first through hole, a first engaging tooth is arranged on the first cable tie, and the first limiting portion can abut against the first engaging tooth to limit the first cable tie from sliding;

the second limiting portion is arranged in the second through hole, second meshing teeth are arranged on the second binding belt, and the second limiting portion can abut against the second meshing teeth to limit the second binding belt to slide.

As a preferred technical solution of the wire harness system, the first limiting portion is a first boss, which is located at the center of the upper wall of the first through hole, a first gap is provided between the first boss and the lower wall of the first through hole, and the first tie is slidably disposed through the first gap;

the second limiting part is a second boss and is located in the center of the lower wall of the second through hole, a second gap is formed between the second boss and the upper wall of the second through hole, and the second tie can be slidably arranged in the second gap in a penetrating mode.

As a preferred technical solution of the wire harness system, the connecting block includes a first connecting portion and a second connecting portion, the first through hole is located in the first connecting portion, the second through hole is located in the second connecting portion, and the first connecting portion and the second connecting portion are fixedly connected through a cross rib.

As a preferred technical scheme of the wire harness system, the width of the first through hole is larger than that of the first cable tie, the first cable tie can rotate around the first boss, and the rotation angle range of the first cable tie is 0-90 degrees;

the width of the second through hole is larger than that of the second binding belt, the second binding belt can rotate around the second boss, and the rotation angle range of the second binding belt is 0-90 degrees.

As a preferable technical solution of the wire harness system, the first through hole and the second through hole have the same direction.

As an optimal technical scheme of a wire harness system, first ribbon with the second ribbon all includes the ribbon head and the ribbon body, the first end of ribbon body connect in the ribbon head, be provided with the connector link in the ribbon head, be provided with the meshing tooth on the ribbon body, the second end of ribbon body can wear to locate the ribbon head, the connector link joint in the meshing tooth.

As a preferred technical scheme of the wire harness system, the width of the binding belt body is not more than 11 mm.

In another aspect, a wiring harness system is provided, which comprises a binding member, a wiring harness, and the fixing band device of any one of the above aspects, wherein one end of the fixing band device is bound to the binding member, and the other end of the fixing band device is bound to the wiring harness.

As a preferred technical scheme of the wire harness system, the bundling part is a V-shaped rod or a tube bundle.

The utility model has the advantages that:

first ribbon wears to locate in the first through-hole, first connecting piece is tied up to first ribbon simultaneously, the second ribbon wears to locate in the second through-hole, the second ribbon is tied up in the second connecting piece simultaneously, it is fixed to tie up between first connecting piece and the second connecting piece to realize, and first ribbon is rotatable in first through-hole moreover, the second ribbon is rotatable in the second through-hole, and then first connecting piece and second connecting piece can rotate relatively, unrestricted two relative degrees of freedom of treating the binding part, the service life of ribbon has been improved. And ordinary ribbon only need satisfy and can wear to locate first through-hole and second through-hole, first ribbon and second ribbon alright with the ordinary ribbon of replacement, reduce the ribbon kind, improved the maintenance efficiency of fixed ribbon device, simple structure is reliable, is fit for the most scene of tying up.

Drawings

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

FIG. 1 is a schematic view of a V-bar bundling apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a top view of a strap securing device according to an embodiment of the present invention;

FIG. 4 is a front view of a connection block provided in an embodiment of the present invention;

fig. 5 is a schematic structural view of a bundle of tubes bundled by a fixing band device according to an embodiment of the present invention.

The figures are labeled as follows:

1. connecting blocks; 11. a first connection portion; 111. a first through hole; 1111. a first limiting part; 12. a second connecting portion; 121. a second through hole; 1211. a second limiting part; 13. cross ribs;

2. a first cable tie; 21. a first meshing tooth;

3. a second cable tie; 31. a second meshing tooth;

10. a tie head; 20. a strap body; 30. a connecting buckle;

100. a wire harness; 200. a V-bar; 300. a tube bundle.

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, detachably 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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", "left", "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 device or element referred to 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.

In order to solve the above problems, as shown in fig. 1 to 5, in one aspect, the present embodiment provides a band fixing device, which includes a connecting block 1, a first band 2 and a second band 3, wherein the connecting block 1 is provided with a first through hole 111 and a second through hole 121, and the first through hole 111 and the second through hole 121 are arranged on the connecting block 1 at intervals; the first binding belt 2 is rotatably arranged in the first through hole 111 in a penetrating way, and the first binding belt 2 is used for binding the first connecting piece; the second cable tie 3 is rotatably arranged in the second through hole 121 in a penetrating way, and the second cable tie 3 is used for bundling up the second connecting piece.

The first ribbon 2 penetrates through the first through hole 111, the first ribbon 2 is bound to the first connecting piece, the second ribbon 3 penetrates through the second through hole 121, and the second ribbon 3 is bound to the second connecting piece, so that the binding and fixing between the first connecting piece and the second connecting piece are realized. And first ribbon 2 is rotatable in first through-hole 111, and second ribbon 3 is rotatable in second through-hole 121, and then makes first connecting piece and second connecting piece can rotate relatively, does not restrict two relative degrees of freedom of treating the parts of tying up, avoids treating the pencil that the parts direction difference brought and stretches and draw, wearing and tearing scheduling problem, has improved the life of ribbon. And ordinary ribbon only need satisfy and can wear to locate first through-hole 111 and second through-hole 121, first ribbon 2 and second ribbon 3 alright for the ordinary ribbon of replacement, reduce the ribbon kind, and the not equidimension ribbon collocation of accessible is tied up more rationally, saves the cost, has improved the maintenance efficiency of fixed ribbon device, and simple structure is reliable, is fit for the most scene of tying up.

Specifically, as shown in fig. 3, the first cable tie 2 and the second cable tie 3 both include a cable tie head 10 and a cable tie body 20, a first end of the cable tie body 20 is connected to the cable tie head 10, a connecting buckle 30 is arranged in the cable tie head 10, engaging teeth are arranged on the cable tie body 20, during operation, the cable tie body 20 can penetrate through the first through hole 111 or the second through hole 121 and tie up the part to be tied up, then a second end of the cable tie body 20 penetrates through the cable tie head 10, and the connecting buckle 30 is clamped in the engaging teeth.

Preferably, as shown in fig. 3 and 4, a first limiting portion 1111 is arranged in the first through hole 111, the first cable tie 2 is provided with a first engaging tooth 21, and the first limiting portion 1111 can abut against the first engaging tooth 21 to limit the first cable tie 2 from sliding; the second through hole 121 is provided with a second limiting portion 1211, the second strap 3 is provided with a second engaging tooth 31, and the second limiting portion 1211 can abut against the second engaging tooth 31 to limit the second strap 3 from sliding.

Specifically, in this embodiment, the first limiting portion 1111 is a first boss, and is located at the center of the upper wall of the first through hole 111, a first gap is provided between the first boss and the lower wall of the first through hole 111, the first ribbon 2 can be inserted from the first gap, and the relative position between the first ribbon 2 and the first through hole 111 is adjusted, after the first ribbon 2 is inserted by a predetermined length, the first connecting member is bound up and bound tightly, and at this time, the first boss abuts against the first engaging tooth 21 on the first ribbon 2, so as to prevent the first ribbon 2 from sliding relatively to the first through hole 111, and further improve the reliability.

Similarly, the second limiting portion 1211 is a second boss, which is located in the center of the lower wall of the second through hole 121, a second gap is provided between the second boss and the upper wall of the second through hole 121, the second tie 3 can be inserted from the second gap, and the relative position of the second tie 3 with respect to the second through hole 121 is adjusted, after the second tie 3 is inserted by a predetermined length, the second connecting member is bound and bound tightly, and at this time, the second boss abuts against the second engaging tooth 31 on the second tie 3, so as to prevent the second tie 3 from sliding relatively with respect to the second through hole 121, and further improve the reliability.

Further specifically, in this embodiment, the connecting block 1 includes a first connecting portion 11 and a second connecting portion 12, the first through hole 111 is located in the first connecting portion 11, the second through hole 121 is located in the second connecting portion 12, the first connecting portion 11 and the second connecting portion 12 are fixedly connected through the cross rib 13, and the first connecting portion 11, the second connecting portion 12 and the cross rib 13 are formed integrally by injection molding. Because there is certain interval between first connecting portion 11 and the second connecting portion 12, so first ribbon 2 and second ribbon 3 can not produce the interference each other when rotating, all can move towards according to self and rotate, and fixed more reliable, also avoid tying up the back, in branching mouth department, first ribbon 2 and second ribbon 3 atress are big, the inefficacy problem appears. Moreover, by separating the first connecting portion 11 and the second connecting portion 12, wear problems due to contact, relative movement between the parts to be bundled and other parts are avoided. Preferably, in this embodiment, the connecting block 1 is cylindrical in shape, which facilitates injection molding. The cross-sectional diameter of the cylinder is 16mm and the height of the cylinder is 15 mm. In other embodiments, other shapes and sizes are also possible.

Further, the width of the first through hole 111 is greater than that of the first ribbon 2 so as to realize the function that the first ribbon 2 can rotate in the first through hole 111, the first ribbon 2 can rotate around the first boss, and the rotation angle range of the first ribbon is 0-90 degrees; the width of the second through hole 121 is greater than that of the second bandage 3, so that the second bandage 3 can rotate in the second through hole 121, the second bandage 3 can rotate around the second boss, and the range of the rotation angle of the second bandage is 0-90 degrees. In this embodiment, preferably, the directions of the first through hole 111 and the second through hole 121 are the same, so that the relative rotation angle range between the first tie 2 and the second tie 3 is-90 ° to 90 °, further, the first connecting piece and the second connecting piece can rotate relatively under the bundling condition, and the rotation angle range is-90 ° to 90 °, so as to meet the working and using requirements of the equipment. It should be particularly noted that the width of the band body 20 of the first band 2 and the second band 3 is not greater than 11mm, and in this embodiment, the width of the band body 20 of the first band 2 and the second band 3 is selected to be 3.5mm, so that on one hand, the strength of the first band 2 and the second band 3 is ensured, and on the other hand, the working requirement that the rotation angle range of the first band 2 and the second band 3 is-90 ° to 90 ° is met.

Of course, in other embodiments, the widths of the first through hole 111 and the second through hole 121 may also be designed according to the requirement of the device to adapt to various rotation angle ranges. Furthermore, the directions of the first through hole 111 and the second through hole 121 may be different, and the directions may be designed according to the requirements of the device.

On the other hand, the embodiment also provides a wire harness system, which comprises a bundling part, a wire harness 100 and the fixing band device, wherein one end of the fixing band device is bundled on the bundling part, and the other end of the fixing band device is bundled on the wire harness 100, so that the wire harness 100 is bundled on the bundling part, and the wire harness 100 can rotate relatively within an angle range of-90 degrees to 90 degrees after being bundled on the bundling part. In practical operation, the second band 3 is pre-inserted into the second through hole 121 and bundled on the wire harness 100, the first band 2 can be pre-fixed on the bundling part to play a positioning role, and then is inserted into the first through hole 111 and tightly bundled, so that the bundling part is more reasonable, and the operation is more standard. Alternatively, as shown in fig. 1 and 5, the strapping members may be V-bars 200 or tube bundles 300.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A tie down strap apparatus, comprising:

the connecting block (1) is provided with a first through hole (111) and a second through hole (121), and the first through hole (111) and the second through hole (121) are arranged on the connecting block (1) at intervals;

the first binding belt (2) is rotatably arranged in the first through hole (111) in a penetrating mode, and the first binding belt (2) is used for binding a first connecting piece;

and the second cable tie (3) is rotatably arranged in the second through hole (121) in a penetrating way, and the second cable tie (3) is used for bundling the second connecting piece.

2. The tie fixing apparatus of claim 1,

a first limiting part (1111) is arranged in the first through hole (111), a first engaging tooth (21) is arranged on the first cable tie (2), and the first limiting part (1111) can abut against the first engaging tooth (21) to limit the first cable tie (2) to slide;

a second limiting portion (1211) is arranged in the second through hole (121), second meshing teeth (31) are arranged on the second bandage (3), and the second limiting portion (1211) can abut against the second meshing teeth (31) to limit sliding of the second bandage (3).

3. The fixing band device according to claim 2, characterized in that the first limit portion (1111) is a first boss located at the center of the upper wall of the first through hole (111), a first gap is provided between the first boss and the lower wall of the first through hole (111), and the first band (2) is slidably disposed through the first gap;

the second limiting portion (1211) is a second boss and is located in the center of the lower wall of the second through hole (121), a second gap is formed between the second boss and the upper wall of the second through hole (121), and the second tie (3) can penetrate through the second gap in a sliding mode.

4. A fixing-band device according to claim 3, characterized in that the connecting piece (1) comprises a first connecting portion (11) and a second connecting portion (12), the first through-hole (111) being located in the first connecting portion (11), the second through-hole (121) being located in the second connecting portion (12), the first connecting portion (11) and the second connecting portion (12) being fixedly connected by means of a cross-rib (13).

5. The tie fixing apparatus of claim 3,

the width of the first through hole (111) is larger than that of the first binding belt (2), the first binding belt (2) can rotate around the first boss, and the rotation angle range of the first binding belt is 0-90 degrees;

the width of the second through hole (121) is larger than that of the second binding belt (3), the second binding belt (3) can rotate around the second boss, and the rotation angle range of the second binding belt is 0-90 degrees.

6. A fixation tie device according to claim 5, characterized in that the first through hole (111) and the second through hole (121) are in the same direction.

7. The fixing band device according to claim 1, characterized in that the first band (2) and the second band (3) each comprise a band head (10) and a band body (20), the first end of the band body (20) is connected to the band head (10), a connecting buckle (30) is arranged in the band head (10), engaging teeth are arranged on the band body (20), the second end of the band body (20) can penetrate through the band head (10), and the connecting buckle (30) is clamped to the engaging teeth.

8. A fixing tie device according to claim 7, characterised in that the width of the tie body (20) is not more than 11 mm.

9. A wire harness system comprising a strapping member, a wire harness (100) and a tie down device according to any of claims 1 to 8, the tie down device being strapped to the strapping member at one end and to the wire harness (100) at the other end.

10. The wire harness system according to claim 9, wherein the strapping member is a V-bar (200) or a tube bundle (300).