CN108361458B

CN108361458B - Combined pipeline

Info

Publication number: CN108361458B
Application number: CN201810225954.0A
Authority: CN
Inventors: 孙鹏飞; 叶加强; 曹敏伟; 廖海清; 卓亚滢; 毛世昊; 叶伟财
Original assignee: Xiamen University of Technology
Current assignee: Xiamen University of Technology
Priority date: 2018-03-19
Filing date: 2018-03-19
Publication date: 2023-09-26
Anticipated expiration: 2038-03-19
Also published as: CN108361458A

Abstract

The invention provides a combined pipeline which comprises a first pipe body, a second pipe body and a connecting mechanism used for communicating the first pipe body and the second pipe body; the connecting mechanism comprises a first connecting piece, a second connecting piece and a limiting pin; the first connecting piece and the second connecting piece can axially approach, and can rotate to a preset position after approaching so as to be clamped on the second connecting piece; the first connecting piece is provided with a first limiting hole, and the second connecting piece is provided with a second limiting hole; the limiting pin is used for penetrating through the first limiting hole and the second limiting hole when the first connecting piece is clamped on the second connecting piece, so that the first connecting piece is limited to rotate to a non-preset position relative to the second connecting piece. The combined pipeline provided by the invention can realize the rapid assembly and disassembly of the first pipe body and the second pipe body through the matching of the first connecting piece and the second connecting piece. Meanwhile, the limiting pin can be used for enabling the clamping connection of the first connecting piece and the second connecting piece to be more stable.

Description

Combined pipeline

Technical Field

The invention relates to a pipeline, in particular to a combined pipeline.

Background

Pipes are devices for transporting gas, liquid or fluid with solid particles, which are connected by pipes, pipe connectors, valves, etc. The connection between the existing pipelines usually adopts threaded connection, which is time-consuming, labor-consuming, low in efficiency, and needs to drill holes on the pipelines, so that the hardness of the pipelines is easily affected, and the service life is reduced.

Disclosure of Invention

The invention provides a combined pipeline, which aims to solve the problems that the existing pipelines are connected through threads and the like and are inconvenient to install and detach.

The invention is realized in the following way:

a combined pipeline comprises a first pipe body, a second pipe body and a connecting mechanism used for communicating the first pipe body and the second pipe body; the connecting mechanism comprises a first connecting piece, a second connecting piece and a limiting pin; the first connecting piece cannot be separated from the second end of the first pipe body after being sleeved in the first end of the first pipe body along the axial direction, and the second connecting piece cannot be separated from the second end of the second pipe body after being sleeved in the first end of the second pipe body along the axial direction; the first connecting piece sleeved in the first pipe body and the second connecting piece sleeved in the second pipe body can be axially close, and the first connecting piece can rotate to a preset position relative to the second connecting piece after being axially close to the second connecting piece so as to be clamped on the second connecting piece, so that the second end of the first pipe body is communicated with the second end of the second pipe body; the first connecting piece is provided with a first limiting hole, the second connecting piece is provided with a second limiting hole, and the first limiting hole can correspond to the position of the second limiting hole when the first connecting piece is clamped on the second connecting piece; the limiting pin is used for penetrating through the first limiting hole and the second limiting hole when the first connecting piece is clamped on the second connecting piece so as to limit the first connecting piece to rotate to a non-preset position relative to the second connecting piece, the first connecting piece is provided with a plurality of first limiting grooves which are arranged at intervals along the circumferential direction, each first limiting groove is provided with a first groove part and a second groove part, the notch size of the first groove part is larger than that of the second groove part, and the second groove part is provided with a limiting area in a [ -shape; the second connecting piece is provided with a plurality of first clamping blocks which are in one-to-one correspondence with the first limiting grooves, and each first clamping block is provided with a first clamping end protruding outwards along the radial direction; each first clamping end can be inserted into the first groove part of the corresponding first limiting groove in the process that the first connecting piece is close to the second connecting piece along the axial direction, and each first clamping end can slide to the second groove part from the first groove part of the corresponding first limiting groove to the second groove part in the process that the first connecting piece is rotated to a preset position relative to the second connecting piece after being close to the second connecting piece, so that the first clamping end is clamped on the part of the limiting area of the second groove part.

Further, in a preferred embodiment of the present invention, the first connecting piece further includes a plurality of second clamping blocks, and the second connecting piece further includes a plurality of second limiting grooves.

Further, in a preferred embodiment of the present invention, the second pipe body is provided with at least one locking mechanism, the locking mechanism includes a locking piece and a buckle, the locking piece is fixedly disposed on an outer side wall of the second pipe body, the buckle is fixedly disposed on an external support, and the buckle and the locking piece are mutually matched to fix the combined pipe and the external support.

Further, in a preferred embodiment of the present invention, the engaging piece is provided with a through hole, the buckle includes a buckle body and a lock body, the buckle body is disposed in the through hole in a penetrating manner, and the lock body is matched with the buckle body.

Further, in a preferred embodiment of the present invention, the number of the engaging mechanisms is two.

Further, in a preferred embodiment of the present invention, at least one locking mechanism is disposed on the first tube.

The beneficial effects of the invention are as follows: when the combined pipeline obtained through the design is used, the second end of the first pipe body is opposite to the second end of the second pipe body, and the first connecting piece and the second connecting piece are mutually close along the axial direction. When the first connecting piece is close to the second connecting piece, the first connecting piece rotates to a preset position relative to the second connecting piece so as to be clamped on the second connecting piece, and the second end of the first pipe body is communicated with the second end of the second pipe body. Thus, the quick communication of the first pipe body and the second pipe body is completed. When the first connecting piece is required to be disassembled, the first connecting piece and the second connecting piece can be separated from the clamping state only by reversely rotating the first connecting piece relative to the second connecting piece, so that the first pipe body and the second pipe body are disassembled. Meanwhile, in order to prevent the first pipe body and the second pipe body from being communicated, the first connecting piece and the second connecting piece are separated from each other due to the influence of vibration and other factors, when the first connecting piece rotates to a preset position relative to the second connecting piece, the limiting pin can simultaneously penetrate through the first limiting hole and the second limiting hole so as to limit the first connecting piece to rotate to a non-preset position relative to the second connecting piece. Preventing the first and second connectors from disengaging.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a composite pipe at a first view angle according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partial structure of a composite pipe according to an embodiment of the present invention;

FIG. 3 is a schematic view showing the structure of a first connector in a composite pipeline according to an embodiment of the present invention;

FIG. 4 is a schematic view of a second connector in a composite pipeline according to an embodiment of the present invention;

FIG. 5 is a schematic view of a structure of a locking mechanism in a combined pipeline according to an embodiment of the present invention; icon:

first pipe body 1

First connector 2

First limit groove 21

First groove portion 211

Second groove portion 212

Second clamping block 22

First limiting hole 23

Second connector 3

Second limit groove 31

First clamping block 32

First clamping end 321

Second limiting hole 33

Second pipe body 4

Engagement mechanism 5

Engagement piece 51

Hasp 52

Clasp 521

Lock 522

Stop pin 6

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Referring to fig. 1 to 5, the present embodiment provides a composite pipe, which includes a first pipe body 1, a second pipe body 4, and a connection mechanism for connecting the first pipe body 1 and the second pipe body 4; the connecting mechanism comprises a first connecting piece 2, a second connecting piece 3 and a limiting pin 6; the first connecting piece 2 cannot be separated from the second end of the first pipe body 1 after being sleeved from the first end of the first pipe body 1 along the axial direction, and the second connecting piece 3 cannot be separated from the second end of the second pipe body 4 after being sleeved from the first end of the second pipe body 4 along the axial direction; the first connecting piece 2 sleeved in the first pipe body 1 and the second connecting piece 3 sleeved in the second pipe body 4 can be axially close, and the first connecting piece 2 can rotate to a preset position relative to the second connecting piece 3 after axially close to the second connecting piece 3 so as to be clamped on the second connecting piece 3, so that the second end of the first pipe body 1 is communicated with the second end of the second pipe body 4; the first connecting piece 2 is provided with a first limiting hole 23, the second connecting piece 3 is provided with a second limiting hole 33, and the first limiting hole 23 can correspond to the position of the second limiting hole 33 when the first connecting piece 2 is clamped on the second connecting piece 3; the limiting pin 6 is used for penetrating through the first limiting hole 23 and the second limiting hole 33 when the first connecting piece 2 is clamped on the second connecting piece 3, so as to limit the first connecting piece 2 to rotate to a non-preset position relative to the second connecting piece 3.

In use, the second end of the first pipe body 1 and the second end of the second pipe body 4 are opposite, and the first connector 2 and the second connector 3 are axially adjacent to each other. When the first connecting piece 2 is close to the second connecting piece 3, the first connecting piece 2 rotates to a preset position relative to the second connecting piece 3 so as to be clamped on the second connecting piece 3, so that the second end of the first pipe body 1 is communicated with the second end of the second pipe body 4. The rapid communication of the first pipe body 1 and the second pipe body 4 is completed. When the disassembly is required, the first connecting piece 2 and the second connecting piece 3 can be separated from the clamping state only by reversely rotating the first connecting piece 2 relative to the second connecting piece 3, so that the disassembly of the first pipe body 1 and the second pipe body 4 is completed. Meanwhile, in order to prevent the first pipe body 1 and the second pipe body 4 from being mutually separated due to the influence of vibration and other factors after being communicated, when the first connecting piece 2 rotates to a preset position relative to the second connecting piece 3, the limiting pin 6 can simultaneously pass through the first limiting hole 23 and the second limiting hole 33 so as to limit the first connecting piece 2 to rotate to a non-preset position relative to the second connecting piece 3. Preventing the first connector 2 and the second connector 3 from coming apart.

Further, in the present embodiment, the first connector 2 has a plurality of first limiting grooves 21 arranged at intervals along the circumferential direction, each of the first limiting grooves 21 has a first groove portion 211 and a second groove portion 212, the notch size of the first groove portion 211 is larger than the notch size of the second groove portion 212, and the second groove portion 212 has a limiting region in a "[" shape; the second connecting piece 3 has a plurality of first clamping blocks 32 corresponding to the first limiting grooves 21 one by one, and each first clamping block 32 has a first clamping end 321 protruding outwards along the radial direction; each first clamping end 321 can be inserted into the first groove portion 211 of the corresponding first limiting groove 21 in the process that the first connecting piece 2 is axially close to the second connecting piece 3, and each first clamping end 321 can slide to the second groove portion 212 from the first groove portion 211 of the corresponding first limiting groove 21 in the process that the first connecting piece 2 rotates to a preset position relative to the second connecting piece 3 after being close to the second connecting piece 3, so that the first clamping end 321 is clamped on the portion, located in the limiting area, of the second groove portion 212.

When the first connector 2 and the second connector 3 are relatively close, the first clamping block 32 is inserted into the first groove 211 of the first limiting groove 21. The first connecting piece 2 rotates relative to the second connecting piece 3, so that the first clamping block 32 enters the second groove portion 212 of the first limiting groove 21, and at this time, the first clamping end 321 of the first clamping block 32 is matched with the limiting area of the second groove portion 212, so that the first connecting piece 2 and the second connecting piece 3 are clamped together. And when the detachable type anti-theft door is detached, the reverse operation is performed.

Further, in the present embodiment, the first connector 2 further includes a plurality of second clamping blocks 22, and the second connector 3 further includes a plurality of second limiting grooves 31.

Further, in this embodiment, the second pipe body 4 is provided with a locking mechanism 5, the locking mechanism 5 includes a locking piece 51 and a buckle 52, the locking piece 51 is fixedly disposed on an outer sidewall of the second pipe body 4, the buckle 52 is fixedly disposed on an external support, and the buckle 52 and the locking piece 51 are mutually matched, so that the combined pipe is fixed with the external support. The engaging piece 51 is provided with a through hole, the buckle 52 comprises a buckle body 521 and a lock body 522, the buckle body 521 is arranged in the through hole in a penetrating manner, and the lock body 522 is matched with the buckle body 521. The number of the clamping mechanisms 5 is two, and the two clamping mechanisms are oppositely arranged at two sides of the outer side wall of the second pipe body 4.

The second pipe body 4 and the external support can be fixed by the clamping mechanism 5, so that the installation of the combined pipeline is more stable. Meanwhile, the through hole on the clamping piece 51 is matched with the buckle body 521, so that the second pipe body 4 can be prevented from moving along the axial direction, and even if the first connecting piece 2 and the second connecting piece 3 are separated from each other, the second pipe body 4 can not move relatively to the external bracket, so that the safety factor is greatly increased.

The first pipe body 1 can also be provided with the same clamping mechanism 5 as the second pipe body 4, so that the connection between the combined pipeline and the external support is more stable.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The combined pipeline is characterized by comprising a first pipe body, a second pipe body and a connecting mechanism used for communicating the first pipe body and the second pipe body; the connecting mechanism comprises a first connecting piece, a second connecting piece and a limiting pin; the first connecting piece and the second connecting piece are identical in structure; the first connecting piece cannot be separated from the second end of the first pipe body after being sleeved in the first end of the first pipe body along the axial direction, and the second connecting piece cannot be separated from the second end of the second pipe body after being sleeved in the first end of the second pipe body along the axial direction; the first connecting piece sleeved in the first pipe body and the second connecting piece sleeved in the second pipe body can be axially close, and the first connecting piece can rotate to a preset position relative to the second connecting piece after being axially close to the second connecting piece so as to be clamped on the second connecting piece, so that the second end of the first pipe body is communicated with the second end of the second pipe body; the first connecting piece is provided with a first limiting hole, the second connecting piece is provided with a second limiting hole, and the first limiting hole can correspond to the position of the second limiting hole when the first connecting piece is clamped on the second connecting piece; the limiting pin is used for penetrating through the first limiting hole and the second limiting hole when the first connecting piece is clamped on the second connecting piece so as to limit the first connecting piece to rotate to a non-preset position relative to the second connecting piece; the first connecting piece is provided with a plurality of first limit grooves which are arranged at intervals along the circumferential direction, each first limit groove is provided with a first groove part and a second groove part, the groove opening size of the first groove part is larger than that of the second groove part, and the second groove part is provided with a limit area in a [ -shape; the second connecting piece is provided with a plurality of first clamping blocks which are in one-to-one correspondence with the first limiting grooves, and each first clamping block is provided with a first clamping end protruding outwards along the radial direction; each first clamping end can be inserted into the first groove part of the corresponding first limiting groove in the process that the first connecting piece is close to the second connecting piece along the axial direction, and each first clamping end can slide to the second groove part from the first groove part of the corresponding first limiting groove to the second groove part in the process that the first connecting piece is rotated to a preset position relative to the second connecting piece after being close to the second connecting piece, so that the first clamping end is clamped on the part of the limiting area of the second groove part.

2. The combination conduit of claim 1, wherein the first connector further comprises a plurality of second clips, the second connector further comprising a plurality of second limiting grooves.

3. The combination pipe of claim 1, wherein the second pipe body is provided with at least one locking mechanism, the locking mechanism comprises a locking piece and a buckle, the locking piece is fixedly arranged on the outer side wall of the second pipe body, the buckle is fixedly arranged on an external support, and the buckle and the locking piece are mutually matched to fix the combination pipe with the external support.

4. A combination pipe according to claim 3, wherein the engaging piece is provided with a through hole, the buckle comprises a buckle body and a lock body, the buckle body is arranged in the through hole in a penetrating way, and the lock body is matched with the buckle body.

5. A combination pipe according to claim 3, wherein the number of said snap-fit mechanisms is two.

6. A composite pipe according to claim 3, wherein the first pipe body is provided with at least one engagement mechanism.