CN113217727A

CN113217727A - Deformable reducing pipe

Info

Publication number: CN113217727A
Application number: CN202110534669.9A
Authority: CN
Inventors: 冯利敏; 张振国; 李长东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-08-06

Abstract

The invention relates to a deformable reducing pipe, comprising: big footpath pipe, eccentric pipe, path pipe, first locking mechanism, second locking mechanism, eccentric pipe one end swivelling joint in big footpath pipe, other end swivelling joint in path pipe, first locking mechanism can fix big footpath pipe and eccentric pipe, second locking mechanism can fix path pipe and eccentric pipe, through the rotation eccentric pipe can control the relative position of path pipe and big footpath pipe. The invention has the advantages that: the large-diameter pipe and the small-diameter pipe are connected through the eccentric pipe, so that the different-diameter pipe can be converted from a concentric state and an eccentric state through rotary deformation, and the different-diameter pipe is suitable for different working conditions; the positioning pin is used for fixing, the large-diameter pipe and the small-diameter pipe can be rotated by pulling out the positioning pin, the working state of the small-diameter pipe can be switched, and the operation is simple and rapid.

Description

Deformable reducing pipe

Technical Field

The invention relates to the technical field of reducing pipe connecting pieces, in particular to a deformable reducing pipe.

Background

With the development of urban construction, pipes are used in many fields and industries, and common pipes include natural gas pipes, supply pipes, sewage pipes, and hoses for various purposes. In the fields of construction, chemical engineering, machinery and the like, if pipes with different pipe diameters are required to be connected, most of the pipes need to be connected by using reducing pipes; the reducer is divided into a concentric reducer and an eccentric reducer, and the deformable reducer is designed because the two reducers are used for many times in a pipeline, the using amount is large, the reducers cannot be used alternately, and the reducer is very troublesome to buy.

Disclosure of Invention

In view of the above, it is desirable to provide a deformable reducer in view of the above problems.

The invention discloses a deformable reducing pipe, which comprises: big footpath pipe, eccentric pipe, path pipe, first locking mechanism, second locking mechanism, eccentric pipe one end swivelling joint in big footpath pipe, other end swivelling joint in path pipe, first locking mechanism can fix big footpath pipe and eccentric pipe, second locking mechanism can fix path pipe and eccentric pipe, through the rotation eccentric pipe can control the relative position of path pipe and big footpath pipe.

In one embodiment, the deformable reducer has a first operating state in which the axis of the large diameter pipe coincides with the axis of the small diameter pipe and a second operating state in which the axis of the large diameter pipe is parallel to but does not coincide with the axis of the small diameter pipe by rotating the eccentric pipe.

In one embodiment, the connecting surface of the large-diameter pipe and the eccentric pipe is parallel to the connecting surface of the small-diameter pipe and the eccentric pipe.

In one embodiment, the deformable reducer can be switched from the first operating state to the second operating state by rotating the eccentric tube 180 degrees relative to the large diameter tube and rotating the small diameter tube 180 degrees relative to the eccentric tube.

In one embodiment, when the deformable reducer is in the first working state, the first locking mechanism can fix the large-diameter pipe and the eccentric pipe, and the second locking mechanism can fix the small-diameter pipe and the eccentric pipe, and when the deformable reducer is in the second working state, the first locking mechanism can fix the large-diameter pipe and the eccentric pipe, and the second locking mechanism can fix the small-diameter pipe and the eccentric pipe.

In one embodiment, the deformable reducing pipe further comprises a first end cap fixedly disposed at an end of the large-diameter pipe, and the eccentric pipe has a first connection ring rotatably connected between the first end cap and the large-diameter pipe, so that the large-diameter pipe and the eccentric pipe are rotatably connected.

In one embodiment, the first connecting ring has a first positioning hole and a second positioning hole, the first positioning hole and the second positioning hole are symmetrically distributed with respect to the center of the first connecting ring, the first locking mechanism includes a first locking pin and a second locking pin slidably disposed on the first end cap, a first elastic member sleeved on the first locking pin, and a second elastic member sleeved on the second locking pin, the first elastic member moves the first locking pin toward the center of the first connecting ring, the second elastic member moves the second locking pin toward the center of the first connecting ring, when the deformable pipe is in a first working state, the first locking pin is inserted into the first positioning hole, and the second locking pin is inserted into the second positioning hole, when the deformable pipe is in a second working state, the first lock pin is inserted into the second positioning hole, and meanwhile, the second lock pin is inserted into the first positioning hole.

In one embodiment, the deformable reducer further comprises a second end cap fixedly disposed at an end of the eccentric pipe remote from the large diameter pipe, and the small diameter pipe has a second connection ring rotatably connected between the reducer and the second end cap, thereby rotatably connecting the small diameter pipe and the eccentric pipe.

In one embodiment, the second connection ring has a third positioning hole and a fourth positioning hole, the third positioning hole and the fourth positioning hole are symmetrically distributed with respect to the center of the second connection ring, the second locking mechanism includes a third lock pin and a fourth lock pin slidably disposed on the second end cap, a third elastic member sleeved on the third lock pin, and a fourth elastic member sleeved on the fourth lock pin, the third elastic member enables the third lock pin to move toward the center of the second connection ring, the fourth elastic member enables the fourth lock pin to move toward the center of the second connection ring, when the deformable pipe is in the first working state, the third lock pin is inserted into the third positioning hole, and the fourth lock pin is inserted into the fourth positioning hole, when the deformable pipe is in the second working state, the third lock pin is inserted into the fourth positioning hole, and meanwhile, the fourth lock pin is inserted into the third positioning hole.

The invention has the advantages that:

1. the large-diameter pipe and the small-diameter pipe are connected through the eccentric pipe, so that the different-diameter pipe can be converted from a concentric state and an eccentric state through rotary deformation, and the different-diameter pipe is suitable for different working conditions;

2. the positioning pin is used for fixing, and the large-diameter pipe and the small-diameter pipe can be rotated by pulling out the positioning pin, so that the working state of the small-diameter pipe can be switched, and the operation is simple and rapid.

Drawings

FIG. 1 is a perspective view of the present invention in a first operating condition;

FIG. 2 is a front view of the present invention in a first operating condition;

FIG. 3 is a cross-sectional view of the present invention in a first operational configuration;

FIG. 4 is a perspective view of the present invention in a second operational configuration;

FIG. 5 is a front view of the present invention in a second operational state;

fig. 6 is a cross-sectional view of the present invention in a second operational state.

In the figure, the large diameter pipe 1, the eccentric pipe 2, the first connection ring 21, the first positioning hole 211, the second positioning hole 212, the small diameter pipe 3, the second connection ring 31, the third positioning hole 311, the fourth positioning hole 312, the first lock pin 41, the first elastic member 42, the second lock pin 43, the second elastic member 44, the third lock pin 51, the third elastic member 52, the fourth lock pin 53, the fourth elastic member 54, the first end cap 6, and the second end cap 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "as shown in fig. 1 to 6 discloses a deformable reducer comprising: big footpath pipe 1, eccentric pipe 2, path pipe 3, first locking mechanism, second locking mechanism, 2 one end swivelling joint of eccentric pipe in big footpath pipe 1, other end swivelling joint in path pipe 3, first locking mechanism can fix big footpath pipe 1 and eccentric pipe 2, second locking mechanism can fix path pipe 3 and eccentric pipe 2, through the rotation eccentric pipe 2 can control the relative position of path pipe 3 and big footpath pipe 1.

Preferably, the deformable reducing pipe has a first operating state in which the axis of the large-diameter pipe 1 coincides with the axis of the small-diameter pipe 3 and a second operating state in which the axis of the large-diameter pipe 1 is parallel to but does not coincide with the axis of the small-diameter pipe 3 by rotating the eccentric pipe 2.

Preferably, the connection surface of the large-diameter pipe 1 and the eccentric pipe 2 is parallel to the connection surface of the small-diameter pipe 3 and the eccentric pipe 2.

Preferably, the deformable reducing pipe can be switched from the first operating state to the second operating state by rotating the eccentric pipe 2 by 180 degrees with respect to the large diameter pipe 1 and rotating the small diameter pipe 3 by 180 degrees with respect to the eccentric pipe 2.

Preferably, when the deformable reducing pipe is in a first working state, the first locking mechanism can fix the large-diameter pipe 1 and the eccentric pipe 2, the second locking mechanism can fix the small-diameter pipe 3 and the eccentric pipe 2, when the deformable reducing pipe is in a second working state, the first locking mechanism can fix the large-diameter pipe 1 and the eccentric pipe 2, and the second locking mechanism can fix the small-diameter pipe 3 and the eccentric pipe 2.

Preferably, the deformable reducing pipe further comprises a first end cap 6, the first end cap 6 is fixedly disposed at an end of the large-diameter pipe 1, the eccentric pipe 2 has a first connection ring 21, and the first connection ring 21 is rotatably connected between the first end cap 6 and the large-diameter pipe 1, so that the large-diameter pipe 1 and the eccentric pipe 2 are rotatably connected.

Preferably, the first connecting ring 21 is provided with a first positioning hole 211 and a second positioning hole 212, the first positioning hole 211 and the second positioning hole 212 are symmetrically distributed with respect to the center of the first connecting ring 21, the first locking mechanism includes a first locking pin 41 and a second locking pin 43 slidably disposed on the first end cap 6, a first elastic member 42 sleeved on the first locking pin 41, and a second elastic member 44 sleeved on the second locking pin 43, the first elastic member 42 enables the first locking pin 41 to move toward the center of the first connecting ring 21, the second elastic member 44 enables the second locking pin 43 to move toward the center of the first connecting ring 21, when the deformable reducing pipe is in the first working state, the first locking pin 41 is inserted into the first positioning hole 211, and the second locking pin 43 is inserted into the second positioning hole 212, when the deformable reducer is in the second working state, the first lock pin 41 is inserted into the second positioning hole 212, and the second lock pin 43 is inserted into the first positioning hole 211.

Preferably, the deformable reducer further comprises a second end cap 7, the second end cap 7 is fixedly disposed at an end of the eccentric pipe 2 far away from the large-diameter pipe 1, the small-diameter pipe 3 is provided with a second connecting ring 31, and the second connecting ring 31 is rotatably connected between the reducer and the second end cap 7, so that the small-diameter pipe 3 is rotatably connected with the eccentric pipe 2.

Preferably, the second connection ring 31 is provided with a third positioning hole 311 and a fourth positioning hole 312, the third positioning hole 311 and the fourth positioning hole 312 are symmetrically distributed with respect to the center of the second connection ring 31, the second locking mechanism includes a third lock pin 51 and a fourth lock pin 53 slidably disposed on the second end cap 7, a third elastic member 52 sleeved on the third lock pin 51, and a fourth elastic member 54 sleeved on the fourth lock pin 53, the third elastic member 52 enables the third lock pin 51 to move toward the center of the second connection ring 31, the fourth elastic member 54 enables the fourth lock pin 53 to move toward the center of the second connection ring 31, when the deformable reducer is in the first working state, the third lock pin 51 is inserted into the third positioning hole 311, and the fourth lock pin 53 is inserted into the fourth positioning hole 312, when the deformable reducer is in the second working state, the third lock pin 51 is inserted into the fourth positioning hole 312, and the fourth lock pin 53 is inserted into the third positioning hole 311.

The working mode of the invention is as follows: as shown in fig. 1 to 3, the deformable reducer is in a first working state, and the axis of the large-diameter pipe 1 is collinear with the axis of the small-diameter pipe 3. The first lock pin 41 and the second lock pin 43 are pulled out, the eccentric pipe 2 is rotated 180 degrees relative to the large-diameter pipe 1, the first lock pin 41 is inserted into the second positioning hole 212, the first lock pin 41 is inserted into the first positioning hole 211, then the third lock pin 51 and the fourth lock pin 53 are pulled out, the small-diameter pipe 3 is rotated 180 degrees relative to the eccentric pipe 2, the third lock pin 51 is inserted into the fourth positioning hole 312, and the fourth lock pin 53 is inserted into the third positioning hole 311, as shown in fig. 4 to 6, so that the deformable different-diameter pipe is switched to the second working state, and at the moment, the axis of the large-diameter pipe 1 is parallel to the axis of the small-diameter pipe 3, but is not collinear, and is offset by a certain distance, thereby being applicable to the situation of dislocation.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A deformable reducer, said deformable reducer comprising: big footpath pipe, eccentric pipe, path pipe, first locking mechanism, second locking mechanism, eccentric pipe one end swivelling joint in big footpath pipe, other end swivelling joint in path pipe, first locking mechanism can fix big footpath pipe and eccentric pipe, second locking mechanism can fix path pipe and eccentric pipe, through the rotation eccentric pipe can control the relative position of path pipe and big footpath pipe.

2. A deformable reducer according to claim 1, wherein the eccentric tube is rotated to provide the deformable reducer with a first operating condition in which the axis of the larger diameter tube coincides with the axis of the smaller diameter tube and a second operating condition in which the axis of the larger diameter tube is parallel to but not coincident with the axis of the smaller diameter tube.

3. A deformable reducer according to claim 2, wherein the connection surface of the larger diameter tube to the eccentric tube is parallel to the connection surface of the smaller diameter tube to the eccentric tube.

4. A deformable reducer according to claim 3, wherein the deformable reducer is switchable from the first operating condition to the second operating condition by rotating the eccentric tube 180 degrees relative to the large diameter tube and rotating the small diameter tube 180 degrees relative to the eccentric tube.

5. A deformable reducer according to claim 2, wherein the first locking mechanism is capable of securing the large diameter pipe and the eccentric pipe, the second locking mechanism is capable of securing the small diameter pipe and the eccentric pipe when the deformable reducer is in the first operating state, and the first locking mechanism is capable of securing the large diameter pipe and the eccentric pipe, and the second locking mechanism is capable of securing the small diameter pipe and the eccentric pipe when the deformable reducer is in the second operating state.

6. A deformable reducer according to claim 5, further comprising a first end cap fixedly attached to an end of the larger diameter pipe, the eccentric pipe having a first coupling ring rotatably coupled between the first end cap and the larger diameter pipe to rotatably couple the larger diameter pipe to the eccentric pipe.

7. A deformable reducer according to claim 6, wherein the first coupling ring has a first positioning hole and a second positioning hole, the first positioning hole and the second positioning hole are symmetrically distributed with respect to the center of the first coupling ring, the first locking mechanism comprises a first locking pin and a second locking pin slidably disposed on the first end cap, a first elastic member sleeved on the first locking pin, and a second elastic member sleeved on the second locking pin, the first elastic member moves the first locking pin toward the center of the first coupling ring, the second elastic member moves the second locking pin toward the center of the first coupling ring, when the deformable reducer is in the first working state, the first locking pin is inserted into the first positioning hole, and the second locking pin is inserted into the second positioning hole, when the deformable reducing pipe is in a second working state, the first lock pin is inserted into the second positioning hole, and meanwhile, the second lock pin is inserted into the first positioning hole.

8. A deformable reducer according to claim 7, further comprising a second end cap fixedly disposed on an end of the eccentric tube remote from the larger diameter tube, the smaller diameter tube having a second connecting ring rotatably coupled between the reducer and the second end cap, thereby rotatably coupling the smaller diameter tube to the eccentric tube.

9. A deformable reducer according to claim 8, wherein the second coupling ring has a third positioning hole and a fourth positioning hole, the third positioning hole and the fourth positioning hole are symmetrically distributed with respect to the center of the second coupling ring, the second locking mechanism includes a third locking pin and a fourth locking pin slidably disposed on the second end cap, a third elastic member sleeved on the third locking pin, and a fourth elastic member sleeved on the fourth locking pin, the third elastic member moves the third locking pin toward the center of the second coupling ring, the fourth elastic member moves the fourth locking pin toward the center of the second coupling ring, when the deformable reducer is in the first working state, the third locking pin is inserted into the third positioning hole, and the fourth locking pin is inserted into the fourth positioning hole, when the deformable reducing pipe is in a second working state, the third locking pin is inserted into the fourth positioning hole, and meanwhile, the fourth locking pin is inserted into the third positioning hole.