CN114754215A

CN114754215A - Anti-vibration device for high-pressure drainage pipeline

Info

Publication number: CN114754215A
Application number: CN202210340574.8A
Authority: CN
Inventors: 黄在华
Original assignee: Manzhouli Dalai Lake Thermal Power Co ltd
Current assignee: Manzhouli Dalai Lake Thermal Power Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-15
Anticipated expiration: 2042-03-31
Also published as: CN114754215B

Abstract

The invention discloses an anti-vibration device for a high-pressure drainage pipeline, which comprises a fixing mechanism, a plurality of supporting plates, a plurality of pipe plates and a drainage pipe, wherein the supporting plates are arranged on the outer side of the pipe plates; the outer spring assembly is arranged inside the support plate and comprises a first spring, a first limiting disc and a limiting cage, the first limiting disc is arranged at the top of the first spring, and the limiting cage is arranged outside the first spring; the inner spring assembly is arranged at the bottom of the tube plate and comprises a second spring and a second limiting disc, and the second limiting disc is arranged at the bottom of the second spring.

Description

High-pressure-increasing drain pipeline anti-vibration device

Technical Field

The invention relates to the technical field of pipeline vibration prevention, in particular to a vibration prevention device for a high-pressure drainage pipeline.

Background

In the operation process of the high-pressure drainage pipeline, the pipeline is under the frequent change of the external environment and the internal content, the operation of various machines is realized, the high-pressure drainage pipeline can generate various vibrations, in order to prolong the service life of the drainage pipeline, a vibration preventing device is generally additionally arranged on the pipeline, the vibration of the pipeline is reduced or even eliminated, and the vibration is eliminated and fixed on a vibration damping device on the ground.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the conventional anti-vibration device for high pressure drainage pipes.

Therefore, the problem to be solved by the present invention is how to keep the spring from tilting while preventing vibration.

In order to solve the technical problems, the invention provides the following technical scheme: the fixing mechanism comprises a support plate, a tube plate and a drain pipe, wherein the support plate is arranged on the outer side of the tube plate, and the four tube plates are uniformly arranged on the outer surface of the drain pipe in a surrounding manner; the outer spring assembly is arranged inside the support plate and comprises a first spring, a first limiting disc and a limiting cage, the first limiting disc is arranged at the top of the first spring, and the limiting cage is arranged outside the first spring; and the inner spring assembly is arranged at the bottom of the tube plate and comprises a second spring and a second limiting disc, and the second limiting disc is arranged at the bottom of the second spring.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the supporting plate is provided with four parts, namely a first supporting plate, a second supporting plate, a third supporting plate and a fourth supporting plate, wherein the second supporting plate and the third supporting plate are arranged at the top of the first supporting plate, and the fourth supporting plate is arranged at the top of the second supporting plate and the third supporting plate.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the support plate is fixedly connected with the bottom of the first spring, and the tube plate is fixedly connected with the top of the second spring.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the outer spring assemblies are four groups, and the inner spring assemblies are four groups and are uniformly arranged on the outer side of the drain pipe.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: first spacing dish set up in first spring top, first spacing dish is equipped with six evenly distributed's recess for the outside.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: spacing cage includes spacing pillar and top ring, the top ring set up in spacing pillar top, spacing pillar is six, centers on spacing cage center evenly distributed, first spacing dish be equipped with for the outside six evenly distributed's recess with six of spacing cage side spacing pillar cooperatees.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the second spring is connected with the second limiting disc and the tube plate.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the spacing dish of second includes the spacing disk body of second and the spacing disk post of second, the spacing disk body of second is discoid, the spacing disk post of second has six, centers on the spacing disk body evenly distributed of second.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the area of the second limiting plate body is smaller than that of the first limiting plate, and the second limiting plate column is arranged between the limiting support columns of the limiting cage.

As a preferable scheme of the anti-vibration device for the high-pressure hydrophobic pipeline, the anti-vibration device comprises: the top of the first limiting disc body is matched with the bottom of the second limiting disc body.

The invention has the beneficial effects that: according to the invention, through the matching among the fixing mechanism, the outer spring assembly and the inner spring assembly, the vibration damping device can keep the spring vertical under the condition of radial acting component force on the spring while damping vibration, so that the spring is prevented from being acted by radial force, and the metal fatigue of the spring is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:

Fig. 1 is an overall structure diagram of the anti-vibration device for the high-pressure drainage pipeline.

FIG. 2 is a structural diagram of an outer spring assembly and an inner spring assembly of the anti-vibration device for the high-pressure drainage pipeline.

FIG. 3 is a side view of the outer spring assembly and the inner spring assembly of the anti-vibration device for high pressure hydrophobic pipeline.

FIG. 4 is a structural diagram of an outer spring assembly of the vibration preventing device for the high pressure drainage pipeline.

FIG. 5 is a structural diagram of an inner spring assembly of the anti-vibration device for the high pressure drainage pipeline.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 and 2, a first embodiment of the present invention provides an anti-vibration device for a high pressure drainage pipe, which includes a fixing mechanism 100, an outer spring assembly 200 and an inner spring assembly 300, the outer spring assembly 200 and the inner spring assembly 300 are disposed inside the fixing mechanism 100, the outer spring assembly 200 and the inner spring assembly 300 are disposed in parallel, when the pipe vibrates, the force applied to the two springs can be decomposed into two types, namely, a radial direction and an axial direction, the axial direction vibration springs can be eliminated by expansion and contraction, and the contact surfaces of the outer spring assembly 200 and the inner spring assembly 300 can be staggered by the radial vibration, so as to ensure that the first spring assembly 200 and the second spring assembly 300 are always parallel, the springs are always perpendicular to the connection surfaces, and the service life of the springs is prolonged.

Specifically, the fixing mechanism 100 comprises support plates 101, a tube plate 102 and a drain pipe 103, wherein the support plates 101 are arranged on the outer side of the tube plate 102, four support plates 102 are uniformly arranged on the outer surface of the drain pipe 103 in a surrounding mode, the support plates 101 are fixed on the ground, and the tube plate 102 is fixed on the drain pipe 103, so that the fixing mechanism 100 can stabilize the position of the fixing mechanism and provide a fixing position for other structures of the anti-vibration device.

Specifically, the outer spring assembly 200 is arranged inside the support plate 101 and comprises a first spring 201, a first limiting disc 202 and a limiting cage 203, the first limiting disc 202 is arranged at the top of the first spring 201, the limiting cage 203 is arranged outside the first spring 201, and the outer spring assembly 200 is fixed to the support plate 101.

Specifically, the inner spring assembly 300 is disposed at the bottom of the tube plate 102 and includes a second spring 301 and a second limiting disc 302, the second limiting disc 302 is disposed at the bottom of the second spring 301, and the inner spring assembly 300 is fixed to the tube plate 102.

In use, the support plate 101 is fixed to the ground, the tube sheet 102 is fixed to the drain pipe 103, the fixing mechanism 100 can stabilize the position of the fixing mechanism, a fixing position is provided for other structures of the anti-vibration device, the outer spring assembly 200 is fixed to the support plate 101, and the inner spring assembly 300 is fixed to the tube sheet 102.

Example 2

Referring to fig. 1 to 5, a second embodiment of the present invention is based on the above embodiment.

Specifically, the support plate 101 includes four members, namely a first support plate 101a, a second support plate 101b, a third support plate 101c and a fourth support plate 101d, the second support plate 101b and the third support plate 101c are disposed on the top of the first support plate 101a, the fourth support plate 101d is disposed on the top of the second support plate 101b and the third support plate 101c, when in use, the first support plate 101a is fixed on the ground, the second support plate 101b and the third support plate 101c are fixed on the first support plate 101a, and then the fourth support plate 101d is fixed on the second support plate 101b and the third support plate 101 c.

Specifically, the support plate 101 is fixedly connected with the bottom of the first spring 201, the tube plate 102 is fixedly connected with the top of the second spring 301, the outer spring assembly 200 is fixed on the support plate 101, and the inner spring assembly 300 is fixed on the tube plate 102.

Specifically, four sets of outer spring assemblies 200 and four sets of inner spring assemblies 300 are uniformly disposed outside the drain pipe 103, and the four sets of springs fix the drain pipe 103.

Specifically, the first limiting disc 202 is disposed on the top of the first spring 201, six grooves are uniformly distributed on the outer side of the first limiting disc 202, and the grooves are used for enabling the first spring 201 to move only up and down and not to deflect towards other directions.

Specifically, the limiting cage 203 comprises limiting pillars 203a and top rings 203b, the top rings 203b are arranged at the top of the limiting pillars 203a, the limiting pillars 203a are six and evenly distributed around the center of the limiting cage 203, the first limiting disc 202 is formed by matching six evenly distributed grooves formed in the outer side of the limiting cage 203 with six limiting pillars 203a on the side of the limiting cage 203, the limiting pillars 203a clamp the grooves of the first limiting disc 202, the first spring 201 can only move up and down and cannot deflect towards other directions.

When the anti-vibration device is used, the support plate 101 is fixed on the ground, the pipe plate 102 is fixed on the drain pipe 103, the fixing mechanism 100 can stabilize the position of the fixing mechanism 100 and provide fixing positions for other structures of the anti-vibration device, the outer spring assembly 200 is fixed with the support plate 101, the inner spring assembly 300 is fixed with the pipe plate 102, when the anti-vibration device is used, the first support plate 101a is fixed on the ground, the second support plate 101b and the third support plate 101c are fixed on the first support plate 101a, the fourth support plate 101d is fixed on the second support plate 101b and the third support plate 101c, the outer spring assembly 200 is fixed on the support plate 101, the inner spring assembly 300 is fixed on the pipe plate 102, the drain pipe 103 is fixed by the four groups of springs, the limit support columns 203a clamp the grooves of the first limit disc 202, and the first spring 201 can only move up and down and cannot deflect towards other directions.

Example 3

Referring to fig. 1 to 5, a third embodiment of the present invention is based on the first two embodiments.

Specifically, the second spring 301 connects the second limiting plate 302 and the tube plate 102, and the inner spring assembly 300 is fixed on the tube plate 102.

Specifically, the second limiting disc 302 includes a second limiting disc body 302a and second limiting disc columns 302b, the second limiting disc body 302a is disc-shaped, the number of the second limiting disc columns 302b is six, the second limiting disc bodies 302a are uniformly distributed around the second limiting disc body 302a, the area of the second limiting disc body 302a is smaller than the shape enclosed by the limiting support posts 203a, the second limiting disc columns 302b amplify the area of the acting force of the second spring 301, and when the second limiting disc body 302a of the second spring 301 moves in the shape enclosed by the limiting support posts 203a, the second spring 301 is not inclined and disabled.

Specifically, the area of the second limiting disc body 302a is smaller than that of the first limiting disc 202, the second limiting disc columns 302b are arranged between the limiting support columns 203a of the limiting cage 203, and the second limiting disc columns 302b penetrate through gaps between the limiting support columns 203a and have enough moving space.

Specifically, the top of the first limiting disc body 302a is matched with the bottom of the second limiting disc 202, when the drain pipe 103 vibrates, the force received by the two springs can be divided into axial force and radial force, the axial force can be counteracted when the springs contract and stretch correspondingly, the drain pipe 103 is prevented from vibrating, the radial force enables the second spring 301 to translate along the contact surface of the outer spring assembly 200 and the inner spring assembly 300, meanwhile, the radial force received by the springs on the first support plate 101a and the fourth support plate 101d is equivalent to the axial force on the springs of the second support plate 101b and the third support plate, and at the moment, the springs on the second support plate 101b and the third support plate can enable the drain pipe 103 to recover to the original position and stop vibrating.

When in use, the support plate 101 is fixed on the ground, the tube plate 102 is fixed on the drain pipe 103, so that the fixing mechanism 100 can stabilize the position thereof and provide a fixing position for other structures of the anti-vibration device, the outer spring assembly 200 is fixed with the support plate 101, the inner spring assembly 300 is fixed with the tube plate 102, when in use, the first support plate 101a is fixed on the ground, the second support plate 101b and the third support plate 101c are fixed on the first support plate 101a, the fourth support plate 101d is fixed on the second support plate 101b and the third support plate 101c, the outer spring assembly 200 is fixed on the support plate 101, the inner spring assembly 300 is fixed on the tube plate 102, the drain pipe 103 is fixed by the four groups of springs, the limit support columns 203a clamp the grooves of the first limit disc 202, the first springs 201 can only move up and down and can not deflect towards other directions, the area of the second limit disc body 302a is smaller than the shape surrounded by the limit support columns 203a, the second limiting disc column 302b enlarges the acting force area of the second spring 301, when the second limiting disc body 302a of the second spring 301 moves in the shape surrounded by the limiting support posts 203a, the second spring 301 cannot tilt and lose energy, the second limiting disc column 302b is inserted in the gap between the limiting support posts 203a, and has enough moving space, when the drain pipe 103 vibrates, the force received by the two springs can be divided into axial force and radial force, the axial force can be counteracted when the springs correspondingly contract and stretch, so as to prevent the drain pipe 103 from vibrating, the radial force enables the second spring 301 to translate along the contact surface of the outer spring assembly 200 and the inner spring assembly 300, meanwhile, the radial force received by the springs on the first support plate 101a and the fourth support plate 101d is equivalent to the axial force on the springs on the second support plate 101b and the third support plate, and at the moment, the springs on the second support plate 101b and the third support plate can restore the drain pipe 103 to the original position, the vibration is stopped.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims

1. The utility model provides a high hydrophobic pipeline anti-vibration device that adds which characterized in that: comprises the steps of (a) preparing a substrate,

the fixing mechanism (100) comprises a support plate (101), a tube plate (102) and a drain pipe (103), wherein the support plate (101) is arranged on the outer side of the tube plate (102), and four tube plates (102) are uniformly arranged on the outer surface of the drain pipe (103) in a surrounding manner;

the outer spring assembly (200) is arranged inside the support plate (101) and comprises a first spring (201), a first limiting disc (202) and a limiting cage (203), the first limiting disc (202) is arranged at the top of the first spring (201), and the limiting cage (203) is arranged outside the first spring (201); and (c) a second step of,

the inner spring assembly (300) is arranged at the bottom of the tube plate (102) and comprises a second spring (301) and a second limiting disc (302), and the second limiting disc (302) is arranged at the bottom of the second spring (301).

2. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 1, wherein: the supporting plate (101) comprises four parts, namely a first supporting plate (101a), a second supporting plate (101b), a third supporting plate (101c) and a fourth supporting plate (101d), wherein the second supporting plate (101b) and the third supporting plate (101c) are arranged at the top of the first supporting plate (101a), and the fourth supporting plate (101d) is arranged at the top of the second supporting plate (101b) and the third supporting plate (101 c).

3. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 2, wherein: the support plate (101) is fixedly connected with the bottom of the first spring (201), and the tube plate (102) is fixedly connected with the top of the second spring (301).

4. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 3, wherein: four groups of outer spring assemblies (200) are provided, and four groups of inner spring assemblies (300) are provided and are uniformly arranged on the outer side of the drain pipe (103).

5. The anti-vibration device for high-pressure hydrophobic pipeline as claimed in claim 4, wherein: first spacing dish (202) set up in first spring (201) top, first spacing dish (202) are equipped with six evenly distributed's recess for the outside.

6. The anti-vibration device for high-pressure hydrophobic pipeline as claimed in claim 5, wherein: spacing cage (203) include spacing pillar (203a) and top ring (203b), top ring (203b) set up in spacing pillar (203a) top, spacing pillar (203a) are six, center on spacing cage (203) center evenly distributed, first spacing dish (202) for the outside be equipped with six evenly distributed's recess with six of spacing cage (203) side spacing pillar (203a) cooperate.

7. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 6, wherein: the second spring (301) is connected with the second limiting disc (302) and the tube plate (102).

8. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 6 or 7, wherein: the second limiting disc (302) comprises a second limiting disc body (302a) and second limiting disc columns (302b), the second limiting disc body (302a) is disc-shaped, and the number of the second limiting disc columns (302b) is six, and the second limiting disc bodies (302a) are uniformly distributed around the second limiting disc body.

9. The anti-vibration device for high-pressure hydrophobic pipeline according to claim 8, wherein: the area of the second limiting disc body (302a) is smaller than that of the first limiting disc (202), and the second limiting disc columns (302b) are arranged between the limiting support columns (203a) of the limiting cage (203).

10. The anti-vibration device for high-pressure hydrophobic pipeline according to any one of claims 6 or 9, wherein: the top of the first limiting disc body (302a) is matched with the bottom of the second limiting disc (202).