CN215891485U

CN215891485U - Pipeline for hydraulic engineering

Info

Publication number: CN215891485U
Application number: CN202122326019.3U
Authority: CN
Inventors: 陈晋元; 陈文静; 陈秀月
Original assignee: Jinxi Holding Group Co ltd
Current assignee: Jinxi Holding Group Co ltd
Priority date: 2021-09-25
Filing date: 2021-09-25
Publication date: 2022-02-22
Anticipated expiration: 2031-09-25

Abstract

The application discloses pipeline for hydraulic engineering relates to pipeline technical field, including a pipe body, the fixed cover in body inner wall top has fixed sleeve, the activity chamber has been seted up to the fixed sleeve bottom, the welding of activity chamber inner wall top has first reset spring, the welding of first reset spring bottom has the piston, piston sliding sleeve is at activity intracavity wall, the welding is supported at the piston top has the pole setting, the pole setting top runs through fixed sleeve, annular slot has been seted up to body one end inner wall, annular groove has been seted up to body other end outer wall. This application through the elasticity of first reset spring and the blockking of activity chamber top air, comes to support the piston, when the impact force entered into activity chamber bottom, the piston just can be balanced up-and-down motion in the activity intracavity, has effectively eliminated the shock that inhomogeneous shock wave produced to under not influencing the water condition of flowing, eliminated the interior water hammer effect of pipeline, improve the life of pipeline.

Description

Pipeline for hydraulic engineering

Technical Field

The application relates to the technical field of pipelines, in particular to a pipeline for hydraulic engineering.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The pipeline has wide application range, and is mainly used for water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transportation, agricultural irrigation, water conservancy engineering and various industrial devices.

When people open or close the water valve quickly, a recessive impact force always exists, the water valve is like a swung hammer and has great destructiveness on the pipe, the impact force appears in the form of water, so the water valve is called as a water hammer effect, the water hammer effect has great destructiveness in life, the pipe can be broken, even the valve and other parts can be damaged, and the requirements of the prior art cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of water hammer effect in the pipeline, the application provides a pipeline for hydraulic engineering.

The application provides a pipeline for hydraulic engineering adopts following technical scheme:

the utility model provides a pipeline for hydraulic engineering, includes the body, the fixed cover in body inner wall top has fixed sleeve, movable chamber has been seted up to the fixed sleeve bottom, the welding of activity intracavity wall top has first reset spring, the welding of first reset spring bottom has the piston, piston sliding sleeve is at activity intracavity wall, the welding is supported at the piston top has the pole setting, the fixed sleeve is run through on the pole setting top, annular slot has been seted up to body one end inner wall, annular groove has been seted up to body other end outer wall, a plurality of second reset spring of evenly distributed has been welded in the annular groove, and is a plurality of it has rubber seal ring to bond between the second reset spring one end, body one end and rubber seal ring are all movable pegging graft adjacent in the annular slot of body.

Optionally, a plurality of first fixed orificess that evenly distributed are seted up to body one end outer wall, a plurality of second fixed orificess that evenly distributed are seted up to body other end outer wall.

Optionally, the second fixing hole is fixed with the first fixing hole through a fixing bolt in a matching threaded manner.

Optionally, an annular inclined plane is formed in the annular slot, and an arc surface is formed on the outer wall of the rubber sealing ring.

Optionally, the arc surface of the pipe body is in contact with the annular inclined surface of the adjacent pipe body.

Optionally, one end of the rubber sealing ring is slidably sleeved in the annular groove, and the bottom end of the vertical rod is located inside the first return spring.

In summary, the present application includes at least one of the following benefits:

1. the piston is supported by the elastic force of the first reset spring and the air at the top of the movable cavity, when impact force enters the bottom of the movable cavity, the piston can do balanced up-and-down motion in the movable cavity, vibration generated by uneven shock waves is effectively eliminated, and therefore the water hammer effect in the pipeline is eliminated under the condition that water body flow is not influenced, and the service life of the pipeline is prolonged.

2. Drive the pole setting through the piston and carry out elevating movement, whether the people of being convenient for judge this fixed sleeving inner part through there being elevating movement when overhauing takes place to damage, and fixed sleeving buries behind the underground, can increase the area of contact of body and peripheral soil, reduces the body at the displacement of underground, and whole convenient and practical, suitable bulk production.

3. Through annular slot, annular groove and rubber seal ring, come to connect two adjacent pipelines, and rubber seal ring can press in annular slot under second reset spring elasticity, reduces the clearance of two pipe connection departments, reduces the probability that two pipe connection departments take place the hourglass water, and the setting of annular inclined plane and arc surface can be more convenient push the rubber seal ring to annular slot in, the people's operation of being convenient for has improved the practicality of pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an internal view of the overall structure of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 2 according to the present invention;

FIG. 4 is an internal connection of adjacent tubular bodies of the present invention;

FIG. 5 is an enlarged view of the structure B of FIG. 4 in accordance with the present invention;

figure 6 is a vertical sectional view of adjacent tubular bodies of the present invention.

Description of reference numerals: 1. a pipe body; 11. a first fixing hole; 12. a second fixing hole; 13. fixing the bolt; 2. fixing the sleeve; 21. a movable cavity; 22. a first return spring; 23. a piston; 24. erecting a rod; 3. an annular slot; 31. an annular bevel; 4. an annular groove; 41. a second return spring; 42. a rubber seal ring; 43. a circular arc surface.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a pipeline for hydraulic engineering, and referring to fig. 1-2, the pipeline comprises a pipe body 1, the pipe body 1 is a common pipeline, a fixed sleeve 2 is fixedly sleeved on the top of the inner wall of the pipe body 1, the pipe body 1 can support the fixed sleeve 2 conveniently, a movable cavity 21 is formed in the bottom of the fixed sleeve 2, water in the pipe body 1 can enter the movable cavity 21 in the fixed sleeve 2 conveniently, a first return spring 22 is welded on the top of the inner wall of the movable cavity 21, the movable cavity 21 can support the first return spring 22, a piston 23 is welded at the bottom end of the first return spring 22, the first return spring 22 can support the piston 23, the piston 23 is slidably sleeved on the inner wall of the movable cavity 21, the movable cavity 21 can limit the piston 23, a vertical rod 24 is welded on the top of the piston 23 in a supporting manner, the vertical rod 24 can be driven to move up and down after the piston 23 goes up and down, the top end of the vertical rod 24 penetrates through the fixed sleeve 2, people observe the elevating movement of pole setting 24 outside fixed sleeve 2 of being convenient for, and pole setting 24 bottom is located first reset spring 22 inside, makes pole setting 24 lift movement back can not first reset spring 22's deformation cause the hindrance.

Referring to fig. 2-3, annular slot 3 has been seted up to 1 one end inner wall of body, annular groove 4 has been seted up to 1 other end outer wall of body, make annular slot 3 and annular groove 4 respectively at the both ends of body 1, a plurality of second reset spring 41 of evenly distributed have been welded in the annular groove 4, annular groove 4 can support second reset spring 41, it has rubber seal ring 42 to bond between a plurality of second reset spring 41 one end, a plurality of second reset spring 41 can support rubber seal ring 42, rubber seal ring 42 one end sliding sleeve is in annular groove 4, make annular groove 4 can connect and spacing rubber seal ring 42.

Referring to fig. 4-5, one end of the pipe body 1 and the rubber sealing ring 42 are movably inserted into the annular slot 3 of the adjacent pipe body 1, so that two adjacent pipe bodies 1 are connected through the rubber sealing ring 42 and the annular slot 3, and under the elasticity of the second return spring 41, the rubber sealing ring 42 is pressed in the annular slot 3 to reduce the gap at the joint of two adjacent pipe bodies 1, the annular slot 3 is internally provided with an annular inclined surface 31, the annular inclined surface 31 has a certain inclination, the outer wall of the rubber sealing ring 42 is provided with an arc surface 43, the arc surface 43 has a certain radian, the arc surface 43 of the pipe body 1 is contacted with the annular inclined surface 31 of the adjacent pipe body 1, the friction force is smaller when the arc surface 43 is contacted with the annular inclined surface 31, so that the rubber sealing ring 42 can enter the inner side of the annular slot 3 along with the inclination of the annular inclined plane 31, and people can conveniently and rapidly connect two adjacent pipe bodies 1.

Referring to fig. 4 and 6, a plurality of first fixed orificess 11 of evenly distributed are seted up to body 1 one end outer wall, and a plurality of second fixed orificess 12 of evenly distributed are seted up to body 1 other end outer wall, and through fixing

bolt

13 and 11 cooperation screw thread fixings of first fixed orificess in the second fixed orificess 12, utilize first fixed orifices 11, second fixed orifices 12 and fixing bolt 13 can fix and install two adjacent bodies 1.

The implementation principle of a pipeline for hydraulic engineering of this application embodiment does:

when two adjacent pipe bodies 1 need to be installed, one end of the pipe body 1 and the rubber sealing ring 42 are firstly plugged into the annular slot 3 in the adjacent pipe body 1, the rubber sealing ring 42 can easily enter the inner side of the annular slot 3 due to the inclination of the annular inclined plane 31 and the radian of the arc surface 43, at the moment, the rubber sealing ring 42 can be pressed in the annular slot 3 under the elastic force of the second return spring 41 to reduce the gap at the joint of the two pipe bodies 1, then, the corresponding first fixing hole 11 and the second fixing hole 12 are fixed by using the fixing bolt 13, so that the connection and installation of the two pipe bodies 1 are completed, the inside of the pipe body 1 can be tested through a switch valve after the installation, at the moment, water in the pipe body 1 can enter the bottom of the movable cavity 21 under the impact force to impact the piston 23, and under the blocking of the elastic force of the first return spring 22 and the air at the top of the movable cavity 21, piston 23 just can be balanced up-and-down motion in activity chamber 21, has effectively eliminated the shock that inhomogeneous shock wave produced, and piston 23 can drive pole setting 24 and carry out the elevating movement this moment, and people's accessible observes pole setting 24 and has or not elevating movement, judges whether this fixed sleeving 2 inner part takes place to damage, carries out the earthing after the test, buries body 1 underground.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pipeline for hydraulic engineering, includes body (1), its characterized in that: fixed cover in body (1) inner wall top has fixed sleeve pipe (2), movable chamber (21) have been seted up to fixed sleeve pipe (2) bottom, the welding of movable chamber (21) inner wall top has first reset spring (22), the welding of first reset spring (22) bottom has piston (23), piston (23) slip cap is at movable chamber (21) inner wall, the welding is supported at piston (23) top has pole setting (24), pole setting (24) top is run through fixed sleeve pipe (2), annular slot (3) have been seted up to body (1) one end inner wall, annular groove (4) have been seted up to body (1) other end outer wall, a plurality of second reset spring (41) of evenly distributed have been welded in annular groove (4), and is a plurality of it has rubber seal ring (42) to bond between second reset spring (41) one end, body (1) one end and rubber seal ring (42) are all movable and peg graft adjacent the ring of body (1) is in the activity The slot (3) is shaped.

2. A hydraulic engineering pipeline according to claim 1, wherein: a plurality of first fixed orificess (11) of evenly distributed are seted up to body (1) one end outer wall, a plurality of second fixed orifices (12) of evenly distributed are seted up to body (1) other end outer wall.

3. A hydraulic engineering pipeline according to claim 2, wherein: the second fixing hole (12) is internally fixed with the first fixing hole (11) through a fixing bolt (13) in a matching and threaded manner.

4. A hydraulic engineering pipeline according to claim 1, wherein: an annular inclined plane (31) is arranged in the annular slot (3), and an arc surface (43) is arranged on the outer wall of the rubber sealing ring (42).

5. A pipeline for hydraulic engineering according to claim 4, characterized in that: the arc surface (43) of the pipe body (1) is in contact with the annular inclined surface (31) of the adjacent pipe body (1).

6. A hydraulic engineering pipeline according to claim 1, wherein: one end of the rubber sealing ring (42) is slidably sleeved in the annular groove (4), and the bottom end of the vertical rod (24) is positioned in the first return spring (22).