CN215474951U

CN215474951U - Pipeline fixing assembly

Info

Publication number: CN215474951U
Application number: CN202122120439.6U
Authority: CN
Inventors: 李世猛; 温星亮; 单锦波; 翟德文; 吕佳; 唐宏伟
Original assignee: FAW Jiefang Automotive Co Ltd; FAW Jiefang Qingdao Automobile Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd; FAW Jiefang Qingdao Automobile Co Ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-11
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a pipeline fixing assembly, which belongs to the technical field of vehicle pipeline fixing and comprises a bracket, a fixing device and a fixing device, wherein the bracket comprises a main body part in a hollow column shape and an inverted tooth part arranged on the inner wall of the main body part, the main body part is used for being sleeved on a nut on a vehicle fixing part, the tail end of the inverted tooth part can be clamped and abutted against a stud screwed with the nut so as to limit the main body part in a first direction, and the first direction is parallel to the axial direction of the stud; the connecting piece is fixedly connected to the outer wall of the main body part and provided with a connecting hole; the cable tie penetrates through the connecting hole and is used for binding and fixing a pipeline of the vehicle. The pipeline fixing component provided by the utility model has the advantages of simple and small structure, convenience in assembly and lower cost.

Description

Pipeline fixing assembly

Technical Field

The utility model relates to the technical field of vehicle pipeline fixing, in particular to a pipeline fixing assembly.

Background

Vehicles often have more lines to enable the vehicle to have more functions, and in order to prevent wear between the lines and the vehicle mounts, the lines need to be fixed and restrained.

In the prior art, when a pipeline is fixed at a position where a vehicle fixing part is provided with a through hole, a cable tie is arranged in the through hole in a penetrating manner, and then the pipeline is bound through the cable tie so as to fix the pipeline; when the pipeline is fixed at a position where the vehicle fixing part does not have the through hole, a sheet metal part is welded on the vehicle fixing part, the sheet metal part is provided with the through hole, and then the pipeline is bound through a binding belt so as to realize the fixation of the pipeline. However, for a position with a narrow space and many bolts and nuts around, the following problems exist when the pipeline is fixed by sheet metal parts:

for convenience of assembly, the fixed position needs to avoid a narrow space, the overall dimension of a sheet metal part needs to be set to be longer, and the weight of the sheet metal part is uncontrollable;

secondly, if narrow space is not avoided, the sheet metal part needs to be designed very complicated, so that the cost of the sheet metal part is uncontrollable and the sheet metal part is not easy to assemble;

and thirdly, the sheet metal part occupies the space of the pipeline, so that the pipeline and peripheral parts or bolts and nuts are easy to generate interference wear, and the service life of the pipeline is short.

Therefore, a pipeline fixing assembly is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pipeline fixing component which is simple and small in structure, convenient to assemble and low in cost.

As the conception, the technical scheme adopted by the utility model is as follows:

a line securing assembly comprising:

the support comprises a main body part in a hollow column shape and an inverted tooth part arranged on the inner wall of the main body part, the main body part is used for being sleeved on a nut on a vehicle fixing part, the tail end of the inverted tooth part can be clamped and abutted against a stud screwed with the nut so as to limit the main body part in a first direction, and the first direction is parallel to the axial direction of the stud;

the connecting piece is fixedly connected to the outer wall of the main body part and provided with a connecting hole;

the cable tie penetrates through the connecting hole and is used for binding and fixing a pipeline of the vehicle.

Optionally, in the first direction, a size of a root of the inverted tooth portion in the first direction is larger than a size of a tip of the inverted tooth portion in the first direction.

Optionally, the number of the inverted tooth parts is multiple, and the multiple inverted tooth parts are arranged at intervals along the first direction.

Optionally, the bracket further includes an extension portion fixed to the inner wall of the main body portion, the extension portion is annular, a side surface of the extension portion can be attached to the end surface of the nut, and the pawl portion is fixedly disposed on the extension portion.

Optionally, the bracket further includes a reinforcing rib, the reinforcing rib is fixedly arranged on the extension portion and avoids the inverted tooth portion, and one end of the reinforcing rib can be in interference fit with the side face of the stud.

Optionally, the connecting piece include the rigid coupling in the connecting portion of main part lateral wall and rigid coupling in the supporting protrusion of side is predetermine to connecting portion, the connecting hole is located on the connecting portion, supporting protrusion with connecting portion form and be curved guide way, the guide way is used for supporting the pipeline, it does to predetermine the side connecting portion dorsad the side of main part.

Optionally, the support protrusion includes a first support portion and two second support portions, the first support portion is located the preset side is in one end in the first direction, two the second support portions are located the two sides of the first support portion in the second direction, and each the second support portion is located the preset side is in the other end in the first direction, the second direction is perpendicular to the first direction.

Optionally, the side of the connecting piece is provided with a deformation groove or a deformation hole.

Optionally, an elastic block is fixedly arranged in the main body portion, and the elastic block can elastically abut against the nut.

Optionally, the support is a plastic body.

The utility model has at least the following beneficial effects:

according to the pipeline fixing assembly provided by the utility model, the main body part can be sleeved on the nut, the tail end of the inverted tooth part can be clamped against the stud, so that the inverted tooth part and the stud are matched to limit the main body part in the first direction, the support is further fixed on the stud, and the binding belt is connected to the main body part through the connecting piece, so that the pipeline is fixed on the stud through the pipeline fixing assembly, the support is directly connected to the stud, the requirement on the size of the support is reduced, the size of the support can be smaller, and the weight of the support can be better controlled; moreover, the pipeline fixing component has a simpler structure, is convenient to assemble and has lower cost; meanwhile, the pipeline fixing assembly does not occupy the space of the pipeline, so that the probability of interference and abrasion between the pipeline and peripheral parts, nuts or studs can be reduced, and the service life of the pipeline is longer.

Drawings

FIG. 1 is a first schematic structural view of a pipeline fixing assembly according to an embodiment of the present invention;

FIG. 2 is a second schematic structural view of a pipeline fixing assembly according to an embodiment of the present invention;

FIG. 3 is a front view of a line securing assembly provided by an embodiment of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3 of the present invention;

FIG. 5 is a schematic view of the assembly of the bracket and the connecting member according to the embodiment of the present invention;

FIG. 6 is a reference view of a line securing assembly according to an embodiment of the present invention in use;

fig. 7 is a schematic cross-sectional view of the structure of fig. 6 in accordance with the present invention.

In the figure:

1. a support; 11. a main body portion; 111. a nut hole; 12. a tooth chamfering part; 121. a terminal end; 13. an extension portion; 14. reinforcing ribs; 141. chamfering; 2. a connecting member; 21. connecting holes; 22. a connecting portion; 23. a support boss; 231. a first support section; 232. a second support portion; 24. a deformation groove; 3. binding a belt; 31. binding the rope; 32. a clamping block; 33. a clamping strip;

10. a nut; 20. a stud; 30. a pipeline; 40. and a fixing member.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; 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.

The embodiment provides a pipeline fixing assembly, which is applied to a vehicle to fix a pipeline in the vehicle, and is particularly suitable for fixing the pipeline at a position where a space is narrow and surrounding bolts and nuts are more. The pipeline fixing component provided by the embodiment has the advantages of simple and small structure, convenience in assembly and lower cost.

As shown in fig. 1, the pipeline fixing assembly includes a bracket 1, a connecting member 2 and a cable tie 3. The bracket 1 includes a main body 11 in a hollow column shape and an inverted tooth portion 12 provided on an inner wall of the main body 11. The main body 11 extends in a first direction, and the main body 11 has a hollow structure. The body portion 11 is adapted to fit over a nut 10 on a mount 40 of a vehicle. The inverted tooth part 12 is located in the main body part 11, one end of the inverted tooth part 12, which is far away from the inner wall of the main body part 11, is a tip 121 of the inverted tooth part 12, the tip 121 of the inverted tooth part 12 can be clamped against the stud 20 screwed with the nut 10, and the tip 121 of the inverted tooth part 12 is located in a thread gap of the stud 20, so that the inverted tooth part 12 and the stud 20 are matched to limit the main body part 11 in the first direction, and the support 1 is fixed on the stud 20. The first direction is parallel to the axial direction of the stud 20, that is, the pawl 12 can limit the body 11 in the axial direction of the stud 20 to prevent the body 11 from moving in the axial direction of the stud 20.

Referring to fig. 1, the connecting member 2 is fixed to an outer wall of the main body 11, and the connecting member 2 has a connecting hole 21 extending along a first direction. The cable tie 3 is inserted into the connecting hole 21, and the cable tie 3 is used for binding and fixing the pipeline 30 of the vehicle to realize the fixing of the pipeline 30 on the stud 20. In some embodiments, the groove on the connecting member 2 and the outer wall of the main body portion 11 form the connecting hole 21, and the size of the connecting hole 21 may be small to prevent the connecting member 2 from occupying a large space.

Alternatively, as shown in fig. 4, the binding band 3 includes a binding rope 31, a catching bar 33 secured to one end of the binding rope 31, and a catching block 32 secured to the other end of the binding rope 31. The surface of joint strip 33 is equipped with first latch, and joint piece 32 has first through-hole, and the inner wall of first through-hole has the second latch of being connected with first latch block, and joint strip 33 penetrates first through-hole, and first latch and second latch joint to bind rope 31 and bind behind pipeline 30, carry on spacingly to the both ends of binding rope 31.

According to the pipeline fixing assembly provided by the embodiment, the main body part 11 can be sleeved on the nut 10, the tail end 121 of the inverted tooth part 12 can be clamped against the stud 20, so that the inverted tooth part 12 and the stud 20 are matched to limit the main body part 11 in the first direction, the support 1 is further fixed on the stud 20, and the binding belt 3 is connected to the main body part 11 through the connecting piece 2, so that the pipeline 30 is fixed on the stud 20 through the pipeline fixing assembly, the support 1 is directly connected to the stud 20, the requirement on the size of the support 1 is reduced, the size of the support 1 can be smaller, and the weight of the support 1 can be better controlled; moreover, the pipeline fixing component has a simpler structure, is convenient to assemble and has lower cost; meanwhile, the pipeline fixing component does not occupy the space of the pipeline 30, so that the probability of interference and abrasion between the pipeline 30 and peripheral parts, nuts or studs can be reduced, and the service life of the pipeline 30 is longer.

As shown in fig. 5, the size of the root of the inverted tooth portion 12 in the first direction is larger than the size of the tip 121 of the inverted tooth portion 12 in the first direction, that is, the root of the inverted tooth portion 12 is thicker and the tip 121 is thinner, the thicker root is favorable for fixing strength of the inverted tooth portion 12 and the main body portion 11, and the thinner tip 121 is favorable for positioning the tip 121 of the inverted tooth portion 12 in the thread clearance of the stud 20.

Optionally, the plurality of the inverted tooth portions 12 are provided, the plurality of the inverted tooth portions 12 are arranged at intervals along the first direction, and each inverted tooth portion 12 is clamped in a different thread gap. The reliability of the body portion 11 in the locking of the inverted tooth portions 12 can be improved by providing the plurality of inverted tooth portions 12.

Further, when the pawl 12 is provided with a plurality of, a plurality of pawls 12 divide into a plurality of sets of pawls 12, and every set of pawl 12 includes a plurality of pawls 12, and a plurality of sets of pawls 12 are arranged along the first direction interval, and a plurality of pawls 12 in a set of pawl 12 are arranged along the circumference interval of main part 11 to further improve the effect of blocking with double-screw bolt 20, thereby further improve the reliability of spacing main part 11. In the set of the inverted tooth portions 12, the inner diameter of a circle formed by rounding an arc tangent at the end of the inverted tooth portion 12 is larger than the nominal diameter of the thread of the stud 20, so that the stud 20 can be smoothly inserted into the body portion 11.

Optionally, as shown in fig. 1, the bracket 1 further includes an extension portion 13 fixed to an inner wall of the main body portion 11. The extension portion 13 is annular and is vertically fixed to the inner wall of the main body portion 11. A plurality of the inverted tooth portions 12 of the set of inverted tooth portions 12 are respectively fixed on the extension portion 13. The extension part 13 can reduce the length of the inverted tooth part 12, and further can reduce the probability of breaking the inverted tooth part 12. When the main body 11 is fitted over the nut 10, the side surface of the extension 13 can be bonded to the end surface of the nut 10.

In this embodiment, as shown in fig. 3, the bracket 1 further includes a plurality of reinforcing ribs 14. The plurality of reinforcing ribs 14 are respectively fixedly arranged on the extension portion 13 and avoid the inverted tooth portion 12, and the reinforcing ribs 14 are used for improving the strength of the extension portion 13 so as to prevent the extension portion 13 from being damaged due to the overweight of the pipeline 30. Meanwhile, one end of the reinforcing rib 14 can be interference-fitted with the side surface of the stud 20 to assist the inverted tooth portion 12 in restraining the main body portion 11. It should be noted that the interference fit between the reinforcing rib 14 and the stud 20 means that there is a pressing force therebetween, so that the relative displacement between the two in the first direction is difficult to generate. In some embodiments, as shown in fig. 4, the stiffener 14 has a chamfer 141, and the chamfer 141 can guide the stud 20 during the threading of the stud 20, so as to prevent the stud 20 from being unable to penetrate into the body 11 due to interference of the stiffener 14.

As shown in fig. 2, the connecting member 2 includes a connecting portion 22 fixed to a sidewall of the main body 11 and a supporting protrusion 23 fixed to a predetermined side surface of the connecting portion 22. Wherein, the connecting hole 21 is arranged on the connecting part 22, the supporting protrusion 23 and the connecting part 22 form an arc-shaped guide groove, the cross-sectional shape of the guide groove is matched with the cross-sectional shape of the pipeline 30, and the guide groove is used for supporting the pipeline 30 to assist the cable tie 3 to bind the pipeline 30. The predetermined side surface of the connecting portion 22 is a side surface of the connecting portion 22 facing away from the main body portion 11, and in fig. 2, the predetermined side surface is a top surface of the connecting portion 22.

Further, referring to fig. 6, the support protrusion 23 includes a first support portion 231 and two second support portions 232. The first supporting portion 231 is disposed at one end of the preset side surface in the first direction, the two second supporting portions 232 are disposed at two sides of the first supporting portion 231 in the second direction, and each second supporting portion 232 is disposed at the other end of the preset side surface in the first direction. The first supporting portion 231 and the preset side surface, the second supporting portion 232 and the preset side surface all form the above-mentioned guide groove, and the first supporting portion 231 and the second supporting portion 232 are mutually matched to support the pipeline 30 in the first direction, so that the plurality of pipelines 30 are conveniently gathered together. The second direction is perpendicular to the first direction, and in fig. 3, the second direction is a left-right direction. In some embodiments, as shown in fig. 4, the outer side surface of the first support portion 231 is flush with the outer side surface of the connection portion 22, and the outer side surface of the second support portion 232 is flush with the outer side surface of the connection portion 22. In other embodiments, the first supporting portion 231 and the second supporting portion 232 may also extend outward from the connecting portion 22 to increase the supporting area, so as to support more pipelines 30.

In this embodiment, as shown in fig. 3, the side surface of the connecting member 2 is provided with a plurality of deformation grooves 24 or a plurality of deformation holes. The setting in deformation groove 24 and deformation hole can offset the stress that connecting piece 2 thermal deformation produced, and then can prevent that connecting piece 2 from taking place the warpage to can also make connecting piece 2's weight less, do benefit to the lightweight of pipeline fixed subassembly.

Optionally, an elastic block is fixedly disposed in the main body portion 11, the elastic block is disposed on one side of the extending portion 13, and the elastic block can elastically abut against the nut, at this time, the main body portion 11 can abut against the nut through the elastic block on the basis that the pawl portion 12 abuts against the stud 20, so as to further improve the reliability of the bracket 1 fixed on the fixing member 40. In some embodiments, the main body 11 has a nut hole 111 therein, and the elastic block is fixed in the nut hole 111.

Optionally, the stand 1 is a plastic body, so that the stand 1 has a low weight. In some embodiments, the bracket 1 and the connecting member 2 are of a unitary structure, so that the weight of both the bracket 1 and the connecting member 2 is small. In addition, in order to improve the overall strength of the bracket 1 and the connecting piece 2, the bracket 1 and the connecting piece 2 are made of materials which have high toughness and low rigidity and are not easy to break.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the utility model, which changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A line securing assembly, comprising:

the support (1) comprises a hollow columnar main body part (11) and an inverted tooth part (12) arranged on the inner wall of the main body part (11), the main body part (11) is used for being sleeved on a nut (10) on a vehicle fixing part (40), the tail end (121) of the inverted tooth part (12) can be clamped and abutted on a stud (20) screwed with the nut (10) so as to limit the main body part (11) in a first direction, and the first direction is parallel to the axial direction of the stud (20);

the connecting piece (2) is fixedly connected to the outer wall of the main body part (11), and the connecting piece (2) is provided with a connecting hole (21);

the cable tie (3) penetrates through the connecting hole (21), and the cable tie (3) is used for binding and fixing a pipeline (30) of a vehicle.

2. Pipeline fixing assembly according to claim 1, characterized in that in the first direction the size of the root of the undercut (12) in the first direction is larger than the size of the tip (121) of the undercut (12) in the first direction.

3. The pipeline fixing assembly according to claim 1, wherein the plurality of the inverted tooth portions (12) are provided, and the plurality of the inverted tooth portions (12) are arranged at intervals along the first direction.

4. The pipeline fixing assembly according to any one of claims 1 to 3, wherein the bracket (1) further comprises an extension portion (13) fixed on the inner wall of the main body portion (11), the extension portion (13) is annular, the side surface of the extension portion (13) can be attached to the end surface of the nut (10), and the inverted tooth portion (12) is fixed on the extension portion (13).

5. The pipeline fixing assembly according to claim 4, characterized in that the bracket (1) further comprises a reinforcing rib (14), the reinforcing rib (14) is fixedly arranged on the extension part (13) and avoids the inverted tooth part (12), and one end of the reinforcing rib (14) can be in interference fit with the side surface of the stud (20).

6. The pipeline fixing assembly according to any one of claims 1 to 3, wherein the connecting member (2) includes a connecting portion (22) fixedly connected to a side wall of the main body portion (11) and a supporting protrusion (23) fixedly connected to a predetermined side surface of the connecting portion (22), the connecting hole (21) is formed in the connecting portion (22), the supporting protrusion (23) and the connecting portion (22) form an arc-shaped guide groove for supporting the pipeline (30), and the predetermined side surface is a side surface of the connecting portion (22) facing away from the main body portion (11).

7. The pipeline fixing assembly according to claim 6, wherein the support protrusion (23) includes a first support portion (231) and two second support portions (232), the first support portion (231) is provided at one end of the preset side surface in the first direction, the two second support portions (232) are located at both sides of the first support portion (231) in a second direction, and each of the second support portions (232) is provided at the other end of the preset side surface in the first direction, the second direction being perpendicular to the first direction.

8. A pipeline securing assembly according to any of claims 1-3, characterised in that the side of the connecting piece (2) is provided with a deformation groove (24) or a deformation hole.

9. The line fixing assembly according to any one of claims 1-3, wherein an elastic block is fixedly arranged in the main body part (11), and the elastic block can elastically abut against the nut.

10. A line fixing assembly according to any of claims 1-3, characterised in that the bracket (1) is a plastic body.