CN220453003U

CN220453003U - Multistage coupling mechanism of hydraulic engineering pipeline

Info

Publication number: CN220453003U
Application number: CN202321906320.4U
Authority: CN
Inventors: 李锴; 卢丽华; 王玉萍
Original assignee: Fujian Zhuoye Construction Co ltd
Current assignee: Fujian Zhuoye Construction Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-02-06
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a multistage connection mechanism for hydraulic engineering pipelines, which relates to the technical field of hydraulic engineering and comprises a water pipe, wherein a flange plate is sleeved on the water pipe, a valve body is fixedly welded on the inner wall of the flange plate, a sealing ring is arranged between the valve body and the water pipe, a pressing ring is arranged on the wide surface of the sealing ring, an anti-drop ring is arranged on the countersunk groove end of the pressing ring, the anti-drop ring is arranged in a gland, a hooping groove is formed in one end, far away from the valve body, of the flange plate, an abutting pipe is arranged in the hooping groove, an annular groove is formed in the outer side of the abutting pipe, a rubber ring is sleeved on the abutting pipe, and the rubber ring is sleeved in a hoop. Compared with the prior art, the multistage connection of pipeline is realized through slot and flange joint integration, improves the stability and the service life of coupling mechanism, utilizes joint groove and anticreep circle fixed flange to connect, convenient and fast, but reuse has improved coupling mechanism's suitability, has improved coupling mechanism's economic effect.

Description

Multistage coupling mechanism of hydraulic engineering pipeline

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering pipeline multistage connection mechanism.

Background

Hydraulic engineering requires building different types of hydraulic structures such as dams, dykes, spillways, sluice gates, water inlets, channels, raft channels, fishways and the like to achieve the aim, and hydraulic engineering often requires pipelines, which are devices for conveying gas, liquid or fluid with solid particles, which are connected by pipes, pipe connectors, valves and the like.

At present, a general pipeline connecting piece mostly only plays a general connecting role, adopts a single connecting structure, and the joint of the pipeline connecting piece and a pipeline is sealed by adopting a general sealing ring in the using process.

Disclosure of Invention

The utility model aims to provide a hydraulic engineering pipeline multistage connection mechanism so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multistage coupling mechanism of hydraulic engineering pipeline, includes the water pipe, the cover is equipped with the ring flange on the water pipe, fixed welding has the valve body on the ring flange inner wall, the valve body with be equipped with the sealing washer between the water pipe, be equipped with the clamping ring on the broad face of sealing washer, be equipped with the anticreep circle on the countersunk recess end of clamping ring, the anticreep circle is equipped with in the gland, the ring flange is kept away from the hooping has been seted up on the one end of valve body, be equipped with the butt joint pipe in the hooping, annular groove has been seted up in the butt joint pipe outside, the cover is equipped with the rubber circle on the butt joint pipe, the rubber circle endotheca is in the staple bolt.

Preferably, a sleeve is welded on the inner wall of the valve body, and a clamping groove for clamping the water pipe is arranged between the valve body and the sleeve.

Preferably, one end of the sealing ring is abutted against the top end of the clamping groove by adopting a conical surface, and the other end of the sealing ring is abutted against the pressing ring by adopting a wide surface.

Preferably, an accommodating groove for accommodating and fixing the anti-drop ring is formed in the gland.

Preferably, the valve body, the pressing ring and the pressing cover are all provided with lug plates for long bolts to pass through, the lug plates are fixed by nuts, the long bolts pass through two flange plates and are fixed by the nuts, holes for short bolts to pass through are formed in the two flange plates, and the short bolts are fixed by the nuts.

Preferably, a plurality of rubber pads for improving friction force are arranged on the inner wall of the pressing ring.

Preferably, the hoop groove arranged on the flange plate is larger than the hoop, and a space convenient to install and fasten is further provided.

The utility model has the technical effects and advantages that:

1. the utility model has reasonable structure, in the actual use process, the pressure cover is sleeved on the water pipe, the anti-falling ring is sleeved in from the water pipe end, the opening of the anti-falling ring is expanded by the expander, the anti-falling ring is freely adjusted, the pressure ring is sleeved in, the countersunk groove of the pressure ring is pushed into the water pipe end, the sealing ring is sleeved in the water pipe, the valve body is directly pushed to the flange plate, all parts of the bolts are fixed on the water pipe at the other end, half of the rubber ring is buckled on the annular groove on the butt joint pipe, the hoop is placed on the hoop and sleeved on the rubber ring, the bolts on the hoop are fastened, the two flange plates are fastened by the bolts, the connection between the two water pipes is realized, in the process, the multistage connection of the pipelines is realized by utilizing the groove connection and the flange connection, the stability of the device is improved, the flange plate is sleeved on the water pipe by the anti-falling ring, the disassembly and the gap repair of the water pipe are convenient, the water conservancy project is finished, the utilization rate of the device is improved, and the working efficiency of the construction is improved.

2. According to the utility model, the sleeve is welded on the inner wall of the valve body, the clamping groove for clamping the water pipe is arranged between the valve body and the sleeve, the water pipe is clamped by the clamping groove and the sleeve, the phenomenon that the flange plate is connected with a gap due to the fact that the water pipe is sleeved with the valve body in an error manner is avoided, and meanwhile, the valve body is not required to be lifted to realize the parallelism of the inner cavity and the pipeline, so that the economic effect of the device is improved.

3. According to the utility model, the holding groove for holding and fixing the anti-drop ring is formed in the gland, the valve body, the pressing ring and the gland are all provided with the lug plates for the long bolts to pass through, the lug plates are fixed by nuts, the long bolts pass through the two flange plates and are fixed by the nuts, the two flange plates are provided with holes for the short bolts to pass through, the short bolts are fixed by the nuts, and when the device is fastened by the bolts, the lug plates and the flange plates of the device are penetrated by the long bolts, the holding groove is used for holding the anti-drop ring, so that the anti-drop ring opening is prevented from expanding to cause the device to drop, and the overall stability of the device is improved.

4. The conical surface is adopted to abut against the top end of the clamping groove at one end of the sealing ring, the wide surface is adopted to abut against the pressing ring at the other end of the sealing ring, after the bolts are fastened, the conical surface can be better attached to the top end of the clamping groove, water leakage is prevented, and the service life of the device is prolonged.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a flange connection structure according to the present utility model;

FIG. 3 is a schematic view of the hoop connection structure of the present utility model;

FIG. 4 is a schematic view of the internal cavity structure of the valve body of the present utility model.

In the figure: 1. a water pipe; 2. a flange plate; 3. a valve body; 4. a sleeve; 5. a seal ring; 6. a pressing ring; 7. an anti-drop ring; 8. a gland; 9. a receiving groove; 10. a hoop; 11. a rubber ring; 12. a butt joint pipe; 13. a hooping groove; 14. an annular groove; 15. a clamping groove; 16. a long bolt; 17. short bolts.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a multistage connection mechanism of a hydraulic engineering pipeline as shown in figures 1-4, which comprises a water pipe 1, wherein a flange plate 2 is sleeved on the water pipe 1, a valve body 3 is fixedly welded on the inner wall of the flange plate 2, a sealing ring 5 is arranged between the valve body 3 and the water pipe 1, a pressing ring 6 is arranged on the wide surface of the sealing ring 5, an anti-drop ring 7 is arranged at the countersunk groove end of the pressing ring 6, the anti-drop ring 7 is provided with a gland 8, a hoop groove 13 is arranged at one end of the flange plate 2 far away from the valve body 3, a butt joint pipe 12 is arranged in the hoop groove 13, an annular groove 14 is arranged at the outer side of the butt joint pipe 12, a rubber ring 11 is sleeved on the butt joint pipe 12, the rubber ring 11 is sleeved in a hoop 10, in the actual use process, the gland 8 is sleeved on the water pipe 1, the anti-drop ring 7 is sleeved from the end of the water pipe 1, the opening of the anti-drop ring 7 is expanded by an expander, the free adjustment is carried out, the pressing ring 6 is sleeved, the countersunk groove of the pressing ring 6 is pushed into the end of the water pipe 1, the sealing ring 5 is sleeved into the water pipe 1, the valve body 3 is arranged, the valve body 3 is directly pushed to the flange plate 2, all parts of bolts are used for fixing, the other end of the water pipe 1 is also provided with the same, one half of the rubber ring 11 is buckled on the annular groove 14 on the butt joint pipe 12, the hoop 10 is put on the hoop groove 13, the hoop 10 is sleeved on the rubber ring 11, the bolts on the hoop 10 are fastened, the two flange plates 2 are fastened by the bolts, the connection between the two water pipes 1 is realized, in the process, the multistage connection of the pipelines is realized by the groove connection and the flange connection, the stability of the device is improved, the flange plate 2 is sleeved on the water pipe 1 by the anti-falling ring 7, the end of the hydraulic engineering is convenient to detach and the notch repair is realized on the water pipe 1, the utilization rate of the device is improved, the capability of coping with risks and the working efficiency of water conservancy construction are improved.

Further, in this embodiment, as shown in fig. 2, the sleeve 4 is welded on the inner wall of the valve body 3, the clamping groove 15 for clamping the water pipe 1 is arranged between the valve body 3 and the sleeve 4, the water pipe 1 is clamped by the clamping groove 15 and the sleeve 4, the situation that the flange plate 2 is connected and gaps are formed due to errors in sleeving the water pipe 1 on the valve body 3 is avoided, meanwhile, the parallel of an inner cavity and a pipeline is not required to be lifted, and the economic effect of the device is improved.

Further, in this embodiment, as shown in fig. 4, one end of the sealing ring 5 is abutted against the top end of the clamping groove 15 by using a conical surface, and the other end is abutted against the pressing ring 6 by using a wide surface, after the bolt is fastened, the conical surface can be better attached to the top end of the clamping groove 15, so that water leakage is prevented, and the service life of the device is prolonged.

Further, in this embodiment, as shown in fig. 1 and fig. 2, an accommodating groove 9 for accommodating and fixing the anti-falling ring 7 is formed in the gland 8, the valve body 3, the gland 6 and the gland 8 are all provided with lug plates for passing through long bolts 16, the lug plates are fixed by nuts, the long bolts 16 pass through the two flange plates 2 and are fixed by the nuts, holes for passing through short bolts 17 are formed in the two flange plates 2, the short bolts 17 are fixed by the nuts, when the bolt fastening device is used, the lug plates and the flange plates 2 of the device are penetrated by the long bolts 16, the anti-falling ring 7 is accommodated by the accommodating groove 9, the opening of the anti-falling ring 7 is prevented from expanding, so that the device falls off, and the overall stability of the device is improved.

The working principle of the utility model is as follows: in the actual use process, the gland 8 is sleeved on the water pipe 1, the anti-drop ring 7 is sleeved on the water pipe 1, the opening of the anti-drop ring 7 is expanded by an expander and is freely adjusted, the anti-drop ring 6 is sleeved on the anti-drop ring 6, the countersunk groove of the anti-drop ring 6 is pushed into the water pipe 1, the sealing ring 5 is sleeved in the water pipe 1, the valve body 3 is further arranged, the valve body 3 is directly pushed to the flange plate 2 and is fixed by all parts of bolts, the other end of the water pipe 1 is also fixed by the other end of the water pipe 1, one half of the rubber ring 11 is buckled on the annular groove 14 on the butt joint pipe 12, the hoop 10 is placed on the hoop groove 13, the hoop 10 is sleeved on the rubber ring 11, the bolts on the hoop 10 are fastened, the two flange plates 2 are fastened by the bolts, the connection between the two water pipes 1 is realized, in the process, the multistage connection of the pipelines is realized by utilizing the groove connection and the flange connection, the stability of the device is improved, the flange plate 2 is sleeved on the water pipe 1 by the anti-drop ring 7, the water conservancy project is conveniently detached and the device is repaired, the working efficiency of the device is improved, and the working efficiency of the device is improved;

the sleeve 4 is welded on the inner wall of the valve body 3, the clamping groove 15 for clamping the water pipe 1 is arranged between the valve body 3 and the sleeve 4, the water pipe 1 is clamped by the clamping groove 15 and the sleeve 4, the situation that the flange plate 2 is connected with gaps due to errors caused by the fact that the valve body 3 is sleeved on the water pipe 1 is avoided, meanwhile, the valve body 3 is not required to be lifted up to achieve the parallelism of an inner cavity and a pipeline, and the economic effect of the device is improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a multistage coupling mechanism of hydraulic engineering pipeline, includes water pipe (1), its characterized in that: the novel water pipe is characterized in that a flange plate (2) is sleeved on the water pipe (1), a valve body (3) is fixedly welded on the inner wall of the flange plate (2), a sealing ring (5) is arranged between the valve body (3) and the water pipe (1), a pressing ring (6) is arranged on the wide surface of the sealing ring (5), an anti-drop ring (7) is arranged at the end of a countersunk groove of the pressing ring (6), a gland (8) is arranged in the anti-drop ring (7), a hooping groove (13) is formed in one end, far away from the valve body (3), of the flange plate (2), a butt joint pipe (12) is arranged in the hooping groove (13), an annular groove (14) is formed in the outer side of the butt joint pipe (12), a rubber ring (11) is sleeved on the butt joint pipe (12), and the rubber ring (11) is sleeved in a hoop (10).

2. The hydraulic engineering pipeline multistage connection mechanism according to claim 1, wherein: the inner wall of the valve body (3) is welded with a sleeve (4), and a clamping groove (15) for clamping the water pipe (1) is arranged between the valve body (3) and the sleeve (4).

3. The hydraulic engineering pipeline multistage connection mechanism according to claim 2, wherein: one end of the sealing ring (5) is abutted against the top end of the clamping groove (15) by adopting a conical surface, and the other end of the sealing ring is abutted against the pressing ring (6) by adopting a wide surface.

4. The hydraulic engineering pipeline multistage connection mechanism according to claim 1, wherein: an accommodating groove (9) for accommodating and fixing the anti-drop ring (7) is formed in the gland (8).

5. The hydraulic engineering pipeline multistage connection mechanism according to claim 4, wherein: the valve body (3), the pressing ring (6) and the pressing cover (8) are all provided with lug plates for long bolts (16) to pass through, the lug plates are fixed by nuts, the long bolts (16) pass through two flange plates (2) and are fixed by the nuts, holes for short bolts (17) to pass through are formed in the two flange plates (2), and the short bolts (17) are fixed by the nuts.

6. The hydraulic engineering pipeline multistage connection mechanism according to claim 5, wherein: the inner wall of the pressing ring (6) is provided with a plurality of rubber pads for improving friction force.

7. The hydraulic engineering pipeline multistage connection mechanism according to claim 5, wherein: the hoop groove (13) arranged on the flange plate (2) is larger than the hoop (10), and a space convenient to install and fasten is further formed.