CN214579386U - Precision aluminum pipe - Google Patents

Abstract

The utility model discloses an accurate aluminum pipe, including pipe shaft, internal tooth and outer wainscot, the internal tooth is followed the diameter direction of pipe shaft sets up inside the pipe shaft, internal tooth one end with the interior wall connection of pipe shaft, outer wainscot sets up the surface of pipe shaft, the surface of outer wainscot is provided with the nick. The utility model relates to an accurate aluminum pipe improves structural strength through setting up the internal tooth in that the pipe shaft is inside, and the internal tooth can prevent that the aluminum pipe shaft from dragging the deformation to increase anti torque capacity, set up the outer wainscot that has the nick at the surface of pipe shaft and can increase the damping, prevent to skid, make pipe shaft external connection's part fasten more, stable, and internal tooth itself has certain structural strength, compares in hollow aluminum pipe, and the anti ability of buckling of aluminum pipe that has the internal tooth is also stronger.

Description

Precision aluminum pipe

Technical Field

The utility model relates to a technical field such as finish technology, tubular structure, metal parts, concretely relates to accurate aluminum pipe.

Background

The precision aluminum pipe is one of aluminum pipes, and is divided according to the processing mode: cold drawing and fine drawing, precision aluminum pipes, rolled aluminum pipes, welded pipes and the like. The precision of the cold-drawn precision aluminum tube is highest, the surface quality is best, and the mechanical property is best; in modern industry, many products need to use cold-drawn precision aluminum pipes, such as oil pipelines of automobiles, aerospace, laser faxes, photosensitive drums in printers, aluminum pipes used for magnetic rollers and the like, and for precision turning parts, the cold-drawn precision aluminum pipes are also concerned and used in order to reduce turning allowance and improve yield.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides an accurate aluminum pipe to improve the structural strength of pipe shaft, increase the damping of pipe shaft.

The utility model provides an accurate aluminum pipe, includes pipe shaft, internal tooth and outer wainscot, the internal tooth is followed the diameter direction of pipe shaft sets up inside the pipe shaft, internal tooth one end with the interior wall connection of pipe shaft, outer wainscot sets up the surface of pipe shaft, the surface of outer wainscot is provided with the nick.

The utility model relates to an accurate aluminum pipe improves structural strength through setting up the internal tooth in that the pipe shaft is inside, and the internal tooth can prevent that the aluminum pipe shaft from dragging the deformation to increase anti torque capacity, set up the outer wainscot that has the nick at the surface of pipe shaft and can increase the damping, prevent to skid, make pipe shaft external connection's part fasten more, stable, and internal tooth itself has certain structural strength, compares in hollow aluminum pipe, and the anti ability of buckling of aluminum pipe that has the internal tooth is also stronger.

Further, internal tooth one end with the inner wall of pipe shaft is closely laminated to be provided with a plurality of the internal tooth, the distance between per two adjacent internal teeth equals.

Furthermore, in order to improve the structural strength of the internal teeth, the cross section of the internal teeth is trapezoidal, and the lower bottom edge of the trapezoid is connected with the inner wall of the pipe body.

Further, in order to prevent the bending of the internal teeth, the upper bottom edge of the trapezoid is arc-shaped.

Further, the material of the outer facing is aluminum.

Further, in order to increase structural strength, the pipe body and the internal teeth are integrally formed.

Further, the length of the inner teeth is consistent with that of the tube body.

Further, the number of the internal teeth is at least three.

The beneficial effects of the utility model are embodied in:

the utility model relates to an accurate aluminum pipe, which improves the structural strength of the pipe body and increases the damping of the pipe body; through set up the internal tooth in that the pipe shaft is inside to improve structural strength, the internal tooth can prevent that the aluminum pipe shaft from dragging the deformation to increase anti-torque capacity, set up the outer wainscot that has the nick at the surface of pipe shaft and can increase the damping, prevent to skid, make pipe shaft external connection's part fasten more, stable, the internal tooth itself has certain structural strength, compare in hollow aluminum pipe, the anti ability of buckling of aluminum pipe that has the internal tooth is also stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the outer overlay structure of the present invention;

fig. 3 is a schematic structural diagram of another embodiment of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Example 1

As shown in fig. 1-2:

the utility model provides a precision aluminum pipe, includes pipe shaft 1, internal tooth 3 and outer wainscot 5, internal tooth 3 is followed the diameter direction of pipe shaft 1 sets up inside pipe shaft 1, 3 one end of internal tooth with 2 connections of the inner wall of pipe shaft 1, outer wainscot 5 sets up the surface of pipe shaft 1, outer wainscot 5's surface is provided with the nick.

The utility model relates to an accurate aluminum pipe improves structural strength through setting up internal tooth 3 in 1 inside of pipe shaft, internal tooth 3 can prevent that aluminum pipe shaft 1 from dragging the deformation to increase the antitorque square ability, it can increase the damping to set up the outer wainscot 5 that has the nick at 1 surface of pipe shaft, prevent to skid, make 1 external connection's of pipe shaft part fasten more, stable, internal tooth 3 itself has certain structural strength, compare in hollow aluminum pipe, the anti ability of buckling of aluminum pipe that has the internal tooth is also stronger.

In this embodiment, one end of the internal teeth 3 is closely attached to the inner wall 2 of the pipe body 1, and a plurality of internal teeth 3 are provided, and the distance between every two adjacent internal teeth 3 is equal.

In the present embodiment, in order to improve the structural strength of the internal teeth 3, the cross section of the internal teeth 3 is a trapezoid, and the lower base of the trapezoid is connected to the inner wall 2 of the pipe body 1.

In the present embodiment, in order to prevent the internal teeth 3 from being bent, the upper base of the trapezoid is arc-shaped.

In this embodiment, the material of the outer facing 5 is aluminum.

In the present embodiment, the pipe body 1 is integrally formed with the internal teeth 3 for increased structural strength.

In the present embodiment, the length of the internal teeth 3 corresponds to the length of the pipe shaft 1.

In the present embodiment, the number of the internal teeth 3 is set to six.

Example 2

The following modifications are made on the basis of example 1:

as shown in fig. 3:

in this embodiment, the internal teeth 3 are provided only three, so that the overall weight can be reduced, and the device is lighter and easier to mount.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (8)

1. The utility model provides a precision aluminum pipe, its characterized in that, includes pipe shaft (1), internal tooth (3) and outer wainscot (5), internal tooth (3) are followed the diameter direction of pipe shaft (1) sets up inside pipe shaft (1), internal tooth (3) one end with inner wall (2) of pipe shaft (1) are connected, outer wainscot (5) set up the surface of pipe shaft (1), the surface of outer wainscot (5) is provided with the nick.

2. A precision aluminum pipe according to claim 1 wherein: internal tooth (3) one end with inner wall (2) of pipe shaft (1) closely laminate, and be provided with a plurality of internal tooth (3), the distance between per two adjacent internal teeth (3) equals.

3. A precision aluminum pipe according to claim 1 wherein: the cross section of the inner teeth (3) is trapezoidal, and the lower bottom edge of the trapezoid is connected with the inner wall (2) of the pipe body (1).

4. A precision aluminum pipe according to claim 3 wherein: the upper bottom edge of the trapezoid is arc-shaped.

5. A precision aluminum pipe according to claim 1 wherein: the outer facing (5) is made of aluminum.

6. A precision aluminum pipe according to claim 1 wherein: the pipe body (1) and the inner teeth (3) are integrally formed.

7. A precision aluminum pipe according to claim 1 wherein: the length of the inner teeth (3) is consistent with that of the pipe body (1).

8. A precision aluminum pipe according to claim 1 wherein: the number of the inner teeth (3) is at least three.

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