CN214500484U

CN214500484U - Water conservancy pipeline for water conservancy project is hit in water resistance

Info

Publication number: CN214500484U
Application number: CN202022565381.1U
Authority: CN
Inventors: 秦玉海
Original assignee: Guangxi Xindaqiang Construction Development Co ltd
Current assignee: Guangxi Xindaqiang Construction Development Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-10-26
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to a water conservancy pipeline technical field just discloses a water conservancy project water conservancy pipeline is hit to water resistance, including main water pipe, the outside intercommunication of main water pipe has the valve, the outside intercommunication of main water pipe has the manifold, the one end intercommunication that main water pipe was kept away from to the manifold has the pressure release pipe, the inside fixedly connected with sealing ring of pressure release pipe, the inside fixedly connected with of pressure release pipe is located the spacing retaining ring on sealing ring right side, the inside swing joint of pressure release pipe has the piston that is located the relative one side of sealing ring and spacing retaining ring, the push rod that spacing retaining ring was run through to the right side fixedly connected with one end of piston, the right side fixedly connected with stopper of push rod. This water conservancy pipeline for water conservancy project is hit in water resistance has solved current water conservancy pipeline and has mostly not carried out special design to the water hammer phenomenon, and its ability of resisting water hammer is relatively weak, receives the problem of damage easily when encountering strong water hammer phenomenon.

Description

Water conservancy pipeline for water conservancy project is hit in water resistance

Technical Field

The utility model relates to a water conservancy pipeline technical field specifically is a water conservancy pipeline for water conservancy project is hit to water resistance.

Background

The water hammer is a phenomenon that the pressure intensity is greatly fluctuated due to the fact that the liquid flow velocity is changed sharply in a pressure pipeline, a gate in a pipeline system is opened and closed sharply, a water delivery pipe water pump is stopped suddenly, a water turbine opens and closes a water guide vane, an indoor sanitary appliance closes a water tap and the like, the water hammer can be generated, the strong water hammer can damage the pipeline structure, and even the pipeline is broken.

The existing water conservancy pipelines in the market at present are various in models and become important components of water conservancy projects, but most of the existing water conservancy pipelines are not specially designed for water attack phenomena, are weak in water attack resistance and are easily damaged when suffering from strong water attack phenomena, and therefore the water conservancy pipelines for water attack resistant water conservancy projects are provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a water conservancy pipeline for water conservancy project is hit to water resistance possesses advantages such as anti water attack ability reinforce, has solved current water conservancy pipeline and has not carried out special design to the water attack phenomenon mostly, and its ability of resisting water attack is more weak, receives the problem of damage easily when encountering strong water attack phenomenon.

(II) technical scheme

For the purpose that realizes above-mentioned anti water attack ability reinforce, the utility model provides a following technical scheme: a water conservancy pipeline for water conservancy project is characterized by comprising a main water pipe, wherein the outer side of the main water pipe is communicated with a valve, the outer side of the main water pipe is communicated with a manifold, one end, away from the main water pipe, of the manifold is communicated with a pressure relief pipe, the inner part of the pressure relief pipe is fixedly connected with a sealing check ring, the inner part of the pressure relief pipe is fixedly connected with a limiting check ring positioned on the right side of the sealing check ring, the inner part of the pressure relief pipe is movably connected with a piston positioned on one side, opposite to the limiting check ring, of the sealing check ring, the right side of the piston is fixedly connected with a push rod, one end of the push rod penetrates through the limiting check ring, the right side of the push rod is fixedly connected with a limiting block, the inner part of the pressure relief pipe is fixedly connected with a spring positioned on the right side of the limiting block and in close contact with the right side of the limiting block, one end, away from the manifold is communicated with a pressure stabilizing water tank, the outer side of the main water pipe is fixedly connected with two fixing hoops, the number of which are positioned on the right side of the manifold and one end of which extends to the outside of the pressure stabilizing water tank, the outside intercommunication of surge tank has the urgent relief valve that is located the relative one side of two fixed hoops, surge tank's outside intercommunication has the connecting pipe that is located fixed hoop right side, the outside fixed mounting of main water pipe has the water pump that is located fixed hoop right side and communicates with the main water pipe and the input and the connecting pipe intercommunication of water pump.

Preferably, the pressure release pipe is Z-shaped, and a spherical cavity located outside the push rod is formed in the pressure release pipe.

Preferably, the right side of the sealing retainer ring and the outer side of the piston are fixedly connected with sealing rings, and the diameter of the piston is matched with that of the pressure relief pipe.

Preferably, the inner diameter of the limiting check ring is matched with the diameter of the push rod, the limiting block is circular, and the diameter of the limiting block is larger than the inner diameter of the limiting check ring.

Preferably, the diameter of the pressure stabilizing water tank is larger than that of the main water pipe, and the length of the pressure stabilizing water tank is not less than two meters.

Preferably, the outer side of the main water pipe is fixedly connected with a mounting seat, one end of the mounting seat extends to the outer side of the water pump, and the water pump is fixedly connected with the outer side of the main water pipe through the mounting seat.

(III) advantageous effects

Compared with the prior art, the utility model provides a water conservancy pipeline for water conservancy project is hit to water resistance possesses following beneficial effect:

the water conservancy pipeline for the water conservancy project is characterized in that a pressure relief pipe is arranged, a main water pipe of the water conservancy pipeline has a water flow guiding function under normal conditions, a piston is tightly contacted with a sealing retainer ring through a push rod under the action of a spring by a limiting block at the moment, water flow is prevented from passing through the pressure relief pipe, when a water attack phenomenon occurs, the pressure inside the main water pipe rapidly rises, water flow enters the pressure relief pipe through a manifold, the left pressure of the piston is far greater than the right pressure, the piston moves rightwards under the action of pressure, the spring is compressed by the push rod and the limiting block, after the piston moves into a spherical cavity, the water flow starts to enter a pressure stabilizing water tank through the pressure relief pipe, so that the pressure inside the main water pipe is reduced to a certain degree, the influence of the water attack phenomenon on the pipeline is reduced, if the water attack is too strong, the water pressure inside the pressure stabilizing water tank reaches the opening water pressure of an emergency pressure relief valve, the emergency relief valve is opened to perform emergency relief so as to avoid pipeline breakage, thereby realizing the effect of stronger water hammer resistance.

Drawings

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

fig. 2 is a front cross-sectional view of the manifold of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a main water pipe; 2. a valve; 3. a manifold; 4. a pressure relief pipe; 5. a sealing retainer ring; 6. a limit retainer ring; 7. a piston; 8. a push rod; 9. a limiting block; 10. a spring; 11. a pressure stabilizing water tank; 12. a fixing hoop; 13. an emergency pressure relief valve; 14. a connecting pipe; 15. and (4) a water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a water conservancy pipeline for water conservancy project of water conservancy resistance includes a main water pipe 1, a valve 2 is communicated with the outer side of the main water pipe 1, a manifold 3 is communicated with the outer side of the main water pipe 1, one end of the manifold 3, which is far away from the main water pipe 1, is communicated with a pressure relief pipe 4, the pressure relief pipe 4 is in a zigzag shape, a spherical cavity is formed in the pressure relief pipe 4, the spherical cavity is located at the outer side of a push rod 8, a sealing check ring 5 is fixedly connected in the pressure relief pipe 4, sealing rings are fixedly connected on the right side of the sealing check ring 5 and the outer side of a piston 7, the diameter of the piston 7 is matched with the diameter of the pressure relief pipe 4, a limit check ring 6 located at the right side of the sealing check ring 5 is fixedly connected in the pressure relief pipe 4, the piston 7 located at the side, which is opposite to the limit check ring 5 and the limit check ring 6, a push rod 8, which has one end penetrating through the limit check ring 6, is fixedly connected on the right side of the piston 7, push rod 8's right side fixedly connected with stopper 9, the internal diameter of limit retaining ring 6 and push rod 8's diameter looks adaptation, stopper 9 is circular form, and stopper 9's diameter is greater than limit retaining ring 6's internal diameter, the inside fixedly connected with of pressure release pipe 4 is located stopper 9 right side and with stopper 9 right side in close contact with's spring 10, the one end intercommunication that manifold 3 was kept away from to pressure release pipe 4 has surge tank 11, surge tank 11's diameter is greater than main water pipe 1's diameter, and surge tank 11's length is not less than two meters, main water pipe 1's outside fixedly connected with quantity is two and is located manifold 3 right side and the fixed hoop 12 that one end extends to the surge tank 11 outside, surge tank 11's outside intercommunication has the emergency relief valve 13 that is located two relative one sides of fixed hoop 12, surge tank 11's outside intercommunication has the connecting pipe 14 that is located fixed hoop 12 right sides, main water pipe 1's outside fixed mounting has the water pump 15 and the water pump that is located fixed hoop 12 right sides and communicates with main water pipe 1 and the water pump 15 that are located fixed hoop 12 right sides and communicate The input end of the water pump 15 is communicated with the connecting pipe 14, the outer side of the main water pipe 1 is fixedly connected with a mounting seat, one end of the mounting seat extends to the outer side of the water pump 15, the type of the water pump 15 can be ISW40-200, and the water pump 15 is fixedly connected with the outer side of the main water pipe 1 through the mounting seat.

In summary, in the hydraulic pipeline for water conservancy resistant engineering, the pressure relief pipe 4 is arranged, the main water pipe 1 of the hydraulic pipeline plays a role in guiding water flow under normal conditions, at this time, the piston 7 is in close contact with the sealing retainer ring 5 through the push rod 8 under the action of the spring 10 by the limit block 9, so as to prevent water flow from passing through the pressure relief pipe 4, when water hammer occurs, the pressure inside the main water pipe 1 rises rapidly, water flow enters the pressure relief pipe 4 through the manifold 3, the left side pressure of the piston 7 is far greater than the right side pressure, the piston 7 moves rightwards under the action of pressure, meanwhile, the spring 10 is compressed by the push rod 8 and the limit block 9, after the piston 7 moves into the spherical cavity, water flow starts to enter the pressure stabilizing water tank 11 through the pressure relief pipe 4, so that the pressure inside the main water pipe 1 is reduced to a certain extent, so as to reduce the influence of water hammer on the pipeline, if the water hammer is too strong, the inside water pressure of surge tank 11 reaches the opening water pressure of emergency relief valve 13, and emergency relief valve 13 opens and carries out emergency pressure release to avoid the pipeline to break, thereby realized the stronger effect of water hammer resistance ability, solved current water conservancy pipeline and mostly not carried out special design to the water hammer phenomenon, its ability of resisting water hammer is more weak, receives the problem of damage easily when encountering strong water hammer phenomenon.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water conservancy pipeline for water conservancy project is hit in resistance, includes main water pipe (1), its characterized in that: the outer side of the main water pipe (1) is communicated with a valve (2), the outer side of the main water pipe (1) is communicated with a manifold (3), one end, far away from the main water pipe (1), of the manifold (3) is communicated with a pressure relief pipe (4), the inner part of the pressure relief pipe (4) is fixedly connected with a sealing check ring (5), the inner part of the pressure relief pipe (4) is fixedly connected with a limiting check ring (6) positioned on the right side of the sealing check ring (5), the inner part of the pressure relief pipe (4) is movably connected with a piston (7) positioned on one side, opposite to the sealing check ring (5) and the limiting check ring (6), of the piston (7), one end of the right side of the piston (8) penetrates through a push rod (8) of the limiting check ring (6), the right side of the push rod (8) is fixedly connected with a limiting block (9), the inner part of the pressure relief pipe (4) is fixedly connected with a spring (10) positioned on the right side of the limiting block (9) and in close contact with the right side of the limiting block (9), the one end intercommunication that manifold (3) were kept away from in pressure release pipe (4) has surge tank (11), the outside fixedly connected with quantity of main water pipe (1) is two and is located manifold (3) right side and one end and extends to the fixed hoop (12) in the surge tank (11) outside, the outside intercommunication of surge tank (11) has emergency relief valve (13) that are located two fixed hoops (12) relative one side, the outside intercommunication of surge tank (11) has connecting pipe (14) that are located fixed hoop (12) right side, the outside fixed mounting of main water pipe (1) has the input and connecting pipe (14) intercommunication that are located fixed hoop (12) right side and water pump (15) that communicate with main water pipe (1).

2. The water conservancy project of resisting water hammer water conservancy pipeline of claim 1, characterized by: the pressure relief pipe (4) is Z-shaped, and a spherical cavity located on the outer side of the push rod (8) is formed in the pressure relief pipe (4).

3. The water conservancy project of resisting water hammer water conservancy pipeline of claim 1, characterized by: the right side of the sealing retainer ring (5) and the outer side of the piston (7) are fixedly connected with sealing rings, and the diameter of the piston (7) is matched with that of the pressure relief pipe (4).

4. The water conservancy project of resisting water hammer water conservancy pipeline of claim 1, characterized by: the inner diameter of the limiting check ring (6) is matched with the diameter of the push rod (8), the limiting block (9) is circular, and the diameter of the limiting block (9) is larger than the inner diameter of the limiting check ring (6).

5. The water conservancy project of resisting water hammer water conservancy pipeline of claim 1, characterized by: the diameter of the pressure stabilizing water tank (11) is larger than that of the main water pipe (1), and the length of the pressure stabilizing water tank (11) is not less than two meters.

6. The water conservancy project of resisting water hammer water conservancy pipeline of claim 1, characterized by: the outer side of the main water pipe (1) is fixedly connected with a mounting seat, one end of the mounting seat extends to the outer side of the water pump (15), and the water pump (15) is fixedly connected with the outer side of the main water pipe (1) through the mounting seat.