CN219221526U

CN219221526U - Pipeline connecting device for hydraulic engineering

Info

Publication number: CN219221526U
Application number: CN202222244760.XU
Authority: CN
Inventors: 苗倩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-06-20
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a pipeline connecting device for hydraulic engineering, which comprises a first connecting pipe, a second connecting pipe, a first sealing plug and a second sealing plug, wherein the first connecting pipe and the second connecting pipe are fixedly connected through a corrugated hose, the first sealing plug and the second sealing plug are respectively fixed on the end faces of the first connecting pipe and the second connecting pipe, an inner thread sleeve is sleeved on the outer wall of the first connecting pipe, an outer thread sleeve is sleeved on the outer wall of the second connecting pipe, the inner thread sleeve is in threaded connection with the outer thread sleeve, the first sealing plug and the second sealing plug are in a round platform structure, a plurality of steel sheets are fixed at equal intervals on one ends of the first sealing plug and the second sealing plug, and anti-slip strips are fixed on the outer wall of the steel sheets at equal intervals. The utility model can effectively prevent the connection part of the pipeline for hydraulic engineering from being forced to be separated, and has stable connection and strong air tightness.

Description

Pipeline connecting device for hydraulic engineering

Technical Field

The utility model relates to the technical field of pipeline connecting devices, in particular to a pipeline connecting device for hydraulic engineering.

Background

The pipeline for hydraulic engineering is an essential basic facility for industry, so that the pipeline connecting device becomes an essential device when the pipeline is widely applied.

In the prior art, in order to improve the firmness and the tightness between the pipeline and the pipeline connecting device, the following technologies are proposed. The Chinese patent publication No. CN201016426Y discloses a clamping type adapter for a gas pipe network, which comprises an adapter body and a lock nut, wherein one end of the adapter body is used for being connected with a metal pipe, the other end of the adapter body can be inserted into the inner wall of a plastic pipe, the lock nut is sleeved on the outer wall of the plastic pipe, threads are arranged on the inner wall of one end of the lock nut and are used for being in threaded connection with the outer wall of the adapter body, the inner wall of the other end of the lock nut is a conical surface with gradually increased inner diameter along the insertion direction of a pipeline, and a plurality of annular saw teeth are formed on the outer wall of one end of the adapter body, which is connected with the plastic pipe; in addition, the plastic pipe is also provided with a compression ring arranged between the lock nut and the outer wall of the plastic pipe and used for being compressed on the outer wall of the plastic pipe, and the compression ring is a C-shaped compression ring; when the lock nut is screwed in along the insertion direction of the pipeline, the conical surface of the lock nut can gradually reduce the inner diameter of the contact part of the lock nut and the C-shaped pressing ring to increase the pressure on the outer wall of the C-shaped pressing ring, and finally the C-shaped pressing ring is tightly pressed on the outer wall of the plastic pipeline.

The separation design is easy to use, so that the parts are likely to be stressed and loose, the tightness is poor finally, and even the pipeline is possibly separated from the pipeline connecting device due to the fact that the pipeline is filled with water or gas instantaneously, so that serious consequences are caused.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a pipeline connecting device for hydraulic engineering.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pipeline connecting device for hydraulic engineering, includes first connecting pipe, second connecting pipe, first sealing plug and second sealing plug, through ripple hose fixed connection between first connecting pipe and the second connecting pipe, first connecting pipe and second connecting pipe terminal surface are fixed with first sealing plug and second sealing plug respectively, the outer wall cover of first connecting pipe is equipped with the internal thread cover, the outer wall cover of second connecting pipe is equipped with the external screw thread cover, threaded connection between internal screw thread cover and the external screw thread cover.

As a further scheme of the utility model, the shape of the first sealing plug and the second sealing plug are both round platform structures.

As a further scheme of the utility model, one ends of the first sealing plug and the second sealing plug are uniformly fixed with a plurality of steel sheets at equal intervals, and the outer walls of the steel sheets are equidistantly fixed with anti-slip strips.

As a further scheme of the utility model, the outer walls of the inner thread sleeve and the outer thread sleeve are equidistantly provided with a plurality of first flat openings and second flat openings.

As a further scheme of the utility model, the inner walls of the steel sheets on the first sealing plug and the second sealing plug are respectively provided with a first extrusion ring and a second extrusion ring.

As a further scheme of the utility model, the first extrusion ring is fixed in the fixed lug on the inner wall of the first connecting pipe through a plurality of first connecting rods, and the second extrusion ring is fixed in the fixed lug on the inner wall of the second connecting pipe through a plurality of second connecting rods.

As a further aspect of the present utility model, the inner wall of the steel sheet is provided as an inclined slope.

The beneficial effects of the utility model are as follows:

the utility model comprises the following steps: the steel sheet that will be located first sealing plug and second sealing plug outer end inserts inside two hydraulic engineering uses the pipeline, and first sealing plug and second sealing plug tightly pack into two pipeline inner walls, and the steel sheet is located the inner wall of two pipelines respectively and extrudees this moment, and the antislip strip plays effectual antiskid effect, and further, rotates internal thread cover and external thread cover for internal thread cover and external thread cover keep away from each other, and extrusion first sealing plug and second sealing plug respectively make first sealing plug and second sealing plug more stable inseparable pack into the pipeline in, prevent to break away from.

The utility model comprises the following steps: when rotating internal thread cover and external screw thread cover and keeping away from each other, internal thread cover and external screw thread cover drive first extrusion ring and second extrusion ring respectively under the effect of head rod and second connecting rod remove, extrude the steel sheet, because the steel sheet is equipped with the inclined plane, when first extrusion ring and second extrusion ring remove, gradually increase the extrusion force to the steel sheet for the steel sheet can be more increaseed with pipeline inner wall extruded frictional force, effective protection breaks away from.

The utility model comprises the following steps: the shape of first sealing plug and second sealing plug is the round platform structure, and first sealing plug and second sealing plug can be when the pressurized the stability that improvement sealed effect and extrusion are connected gradually.

Drawings

Fig. 1 is a schematic perspective view of a pipe connection device for hydraulic engineering according to the present utility model;

fig. 2 is a schematic view of a partial perspective structure of a pipe connection device for hydraulic engineering according to the present utility model;

fig. 3 is a schematic side perspective view of a pipe connection device for hydraulic engineering according to the present utility model;

fig. 4 is a schematic view of a partial semi-sectional structure of a pipe connection device for hydraulic engineering according to the present utility model.

In the figure: 1. a first connection pipe; 2. a second connection pipe; 3. a corrugated hose; 4. a first sealing plug; 5. a second sealing plug; 6. a steel sheet; 7. an anti-slip strip; 8. an inclined plane; 9. an internal thread sleeve; 10. an external thread sleeve; 11. a first flat port; 12. a second port; 13. a first extrusion ring; 14. a second extrusion ring; 15. a first connecting rod; 16. a second connecting rod; 17. and fixing the lugs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-4, a pipeline connecting device for hydraulic engineering comprises a first connecting pipe 1, a second connecting pipe 2, a first sealing plug 4 and a second sealing plug 5, wherein the first connecting pipe 1 and the second connecting pipe 2 are fixedly connected through a corrugated hose 3, the end faces of the first connecting pipe 1 and the second connecting pipe 2 are respectively fixed with the first sealing plug 4 and the second sealing plug 5, an inner thread sleeve 9 is sleeved on the outer wall of the first connecting pipe 1, an outer thread sleeve 10 is sleeved on the outer wall of the second connecting pipe 2, and the inner thread sleeve 9 is in threaded connection with the outer thread sleeve 10.

In this embodiment, the shapes of the first sealing plug 4 and the second sealing plug 5 are both round structures, so that the sealing effect and the connection stability can be gradually improved when the sealing plug is pressed.

In this embodiment, a plurality of steel sheets 6 are fixed at equal intervals on one end of the first sealing plug 4 and one end of the second sealing plug 5, and anti-slip strips 7 are fixed at equal intervals on the outer wall of the steel sheets 6.

In this embodiment, the outer walls of the internal thread bush 9 and the external thread bush 10 are equidistantly separated from each other and provided with a plurality of first flat openings 11 and second flat openings 12, so that the internal thread bush 9 and the external thread bush 10 can be twisted by being embedded in the first flat openings 11 and the second flat openings 12 through a tool.

In this embodiment, the inner walls of the steel sheet 6 on the first sealing plug 4 and the second sealing plug 5 are respectively provided with a first extrusion ring 13 and a second extrusion ring 14, the first extrusion ring 13 is fixed in a fixed ear 17 on the inner wall of the first connecting pipe 1 through a plurality of first connecting rods 15, the second extrusion ring 14 is fixed in a fixed ear 17 on the inner wall of the second connecting pipe 2 through a plurality of second connecting rods 16, the inner wall of the steel sheet 6 is provided with an inclined plane 8, when the internal thread sleeve 9 and the external thread sleeve 10 are mutually far away, the internal thread sleeve 9 and the external thread sleeve 10 respectively drive the first extrusion ring 13 and the second extrusion ring 14 to move under the action of the first connecting rods 15 and the second connecting rods 16 to extrude the steel sheet 6, and as the steel sheet 6 is provided with the inclined plane 8, when the first extrusion ring 13 and the second extrusion ring 14 move, the extrusion force on the steel sheet 6 is gradually increased, so that the friction force extruded by the steel sheet 6 and the inner wall of a pipeline is more increased, and the separation is effectively protected.

Working principle: when the anti-slip device is used, the steel sheets 6 positioned at the outer ends of the first sealing plug 4 and the second sealing plug 5 are inserted into two pipelines for hydraulic engineering, the first sealing plug 4 and the second sealing plug 5 are tightly plugged into the inner walls of the two pipelines, the steel sheets 6 are respectively positioned on the inner walls of the two pipelines to be extruded, the anti-slip strip 7 has an effective anti-slip effect, and further, the internal thread sleeve 9 and the external thread sleeve 10 are rotated to enable the internal thread sleeve 9 and the external thread sleeve 10 to be far away from each other, and the first sealing plug 4 and the second sealing plug 5 are respectively extruded, so that the first sealing plug 4 and the second sealing plug 5 are more stably and tightly plugged into the pipelines to be prevented from being separated;

further, when the internal thread sleeve 9 and the external thread sleeve 10 are mutually far away, the internal thread sleeve 9 and the external thread sleeve 10 respectively drive the first extrusion ring 13 and the second extrusion ring 14 to move under the action of the first connecting rod 15 and the second connecting rod 16, and the steel sheet 6 is extruded, as the steel sheet 6 is provided with the inclined plane 8, when the first extrusion ring 13 and the second extrusion ring 14 move, the extrusion force to the steel sheet 6 is gradually increased, so that the friction force of the steel sheet 6 extruded with the inner wall of a pipeline is increased, and the steel sheet 6 is effectively protected from being separated.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a pipeline connecting device for hydraulic engineering, its characterized in that, including first connecting pipe (1), second connecting pipe (2), first sealing plug (4) and second sealing plug (5), through bellows (3) fixed connection between first connecting pipe (1) and second connecting pipe (2), first sealing plug (4) and second sealing plug (5) are fixed with respectively to first connecting pipe (1) and second connecting pipe (2) terminal surface, the outer wall cover of first connecting pipe (1) is equipped with internal thread bush (9), the outer wall cover of second connecting pipe (2) is equipped with external thread bush (10), threaded connection between internal thread bush (9) and external thread bush (10).

2. A pipe connection for hydraulic engineering according to claim 1, characterized in that the shape of the first sealing plug (4) and the second sealing plug (5) are both truncated cone structures.

3. A pipe connection device for hydraulic engineering according to claim 2, characterized in that the ends of the first sealing plug (4) and the second sealing plug (5) are fixed with a plurality of steel sheets (6) at equal intervals, and the outer walls of the steel sheets (6) are fixed with anti-slip strips (7) at equal intervals.

4. A pipe connection for hydraulic engineering according to claim 1, characterized in that the outer walls of the internal thread bush (9) and the external thread bush (10) are equidistantly provided with a plurality of first flat openings (11) and second flat openings (12).

5. A pipe connection for hydraulic engineering according to claim 1, characterized in that the inner walls of the steel sheets (6) on the first sealing plug (4) and the second sealing plug (5) are provided with a first compression ring (13) and a second compression ring (14), respectively.

6. The pipe connection device for hydraulic engineering according to claim 5, wherein the first extrusion ring (13) is fixed in a fixed lug (17) on the inner wall of the first connecting pipe (1) through a plurality of first connecting rods (15), and the second extrusion ring (14) is fixed in a fixed lug (17) on the inner wall of the second connecting pipe (2) through a plurality of second connecting rods (16).

7. A pipe connection for hydraulic engineering according to claim 6, characterized in that the inner wall of the steel sheet (6) is provided as an inclined ramp (8).