CN116642062A - Vibration reduction combined device for controlling radial and axial vibration of pipeline - Google Patents

Vibration reduction combined device for controlling radial and axial vibration of pipeline Download PDF

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Publication number
CN116642062A
CN116642062A CN202310597167.XA CN202310597167A CN116642062A CN 116642062 A CN116642062 A CN 116642062A CN 202310597167 A CN202310597167 A CN 202310597167A CN 116642062 A CN116642062 A CN 116642062A
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CN
China
Prior art keywords
vibration reduction
vibration
pipeline
base
pipe clamp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310597167.XA
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Chinese (zh)
Inventor
陈严飞
陈胜军
王春莎
刘宇
吴祖明
江楠
王志浩
高志浩
钟榕锋
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China University of Petroleum Beijing
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China University of Petroleum Beijing
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Filing date
Publication date
Application filed by China University of Petroleum Beijing filed Critical China University of Petroleum Beijing
Priority to CN202310597167.XA priority Critical patent/CN116642062A/en
Publication of CN116642062A publication Critical patent/CN116642062A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/10Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
    • F16L3/1066Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with three or more members surrounding the pipe
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02Energy absorbers; Noise absorbers
    • F16L55/033Noise absorbers
    • F16L55/035Noise absorbers in the form of specially adapted hangers or supports
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a vibration reduction combination device for controlling radial and axial vibration of a pipeline, which comprises the following components: each vibration reduction support mechanism comprises a first fixed shell, a vibration reduction pipe clamp, a vibration reduction and bearing pipe clamp and a vibration reduction bearing support seat, wherein the first fixed shell and the vibration reduction bearing support seat are connected into a whole through a fastener; the vibration reduction base mechanism comprises a vibration reduction base, and the vibration reduction bearing support base is embedded in the vibration reduction base and can axially move along the pipeline so as to control the axial vibration of the pipeline. The invention can effectively control the vibration generated by the axial direction and the radial direction of the pipeline, thereby ensuring the reliability and the safety of the operation of a pipeline system.

Description

Vibration reduction combined device for controlling radial and axial vibration of pipeline
Technical Field
The invention relates to the technical field of pipeline vibration reduction treatment, in particular to a vibration reduction combined device for controlling radial and axial vibration of a pipeline.
Background
The pipeline system is widely applied to industrial production of petroleum, chemical industry, coal and the like, and vibration is a problem frequently encountered in the pipeline conveying process. Long-term vibration can cause fatigue damage to the pipeline, damage to the measuring instrument and failure of the control system; the strong vibration can loosen and crack the connection part of the pipeline and the equipment, thereby causing safety accidents and causing huge economic loss.
At present, rigid elements such as a pipeline bracket and the like are mostly adopted to control pipeline vibration in actual engineering, but the expected effect is not ideal. On one hand, the support can be loosened due to long-time vibration, so that the constraint effect of the support on the pipeline is reduced; on the other hand, these rigid elements generally control only the radial vibrations of the pipe, whereas the radial and axial vibrations of the pipe in actual operation tend to occur simultaneously.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a vibration reduction combined device for controlling radial and axial vibration of a pipeline, which aims to effectively control the vibration generated by the axial and radial directions of the pipeline and further ensure the reliability and safety of the operation of a pipeline system.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a vibration damping combination device for controlling radial and axial vibration of a pipe, comprising: each vibration reduction support mechanism comprises a first fixed shell, a vibration reduction pipe clamp, a vibration reduction and bearing pipe clamp and a vibration reduction bearing support seat, wherein the first fixed shell and the vibration reduction bearing support seat are connected into a whole through a fastener, the vibration reduction pipe clamp is arranged in the first fixed shell, the vibration reduction and bearing pipe clamp is arranged in the vibration reduction bearing support seat, the vibration reduction and bearing pipe clamp and the vibration reduction pipe clamp together define a fixed clamping space of a pipeline, and the vibration reduction and bearing pipe clamp and the vibration reduction pipe clamp can move along the radial direction of the pipeline so as to control the radial vibration of the pipeline; the vibration reduction base mechanism comprises a vibration reduction base, and the vibration reduction bearing support seat is embedded in the vibration reduction base and can axially move along the pipeline so as to control the axial vibration of the pipeline.
The vibration reduction combined device is characterized in that the vibration reduction base mechanism further comprises an axial vibration reduction spring and a limiting partition plate, the limiting partition plate is installed on the vibration reduction base, a spring fixing groove is formed in one side, close to the vibration reduction bearing support seat, of the limiting partition plate, one end of the axial vibration reduction spring is fixedly installed on the vibration reduction bearing support seat, and the other end of the axial vibration reduction spring is fixedly installed in the spring fixing groove.
In the vibration reduction combination device, preferably, the vibration reduction base mechanism further comprises particle damping, the spacing partition plates of two adjacent vibration reduction base mechanisms and the vibration reduction base jointly define a partition bin, the spacing partition plates can move on the vibration reduction base in a small scale, and the particle damping is filled in the partition bin in a sealing manner.
Preferably, the vibration reduction pipe strap of vibration reduction composite set includes: the welding seat is fixed in the first fixed shell and is provided with a cavity with an opening facing one side of the pipeline; the pipeline clamping piece is a concave arc piece at one end, close to the pipeline, of the pipeline clamping piece and is used for fixedly clamping the pipeline, a convex reducing solid cylinder is arranged at one end, far away from the pipeline, of the pipeline clamping piece and is attached to the pipeline clamping piece and is arranged in the cavity of the welding seat, and the convex reducing solid cylinder of the pipeline clamping piece can move in the welding seat along the radial direction of the pipeline; the first radial vibration damping spring is arranged in the cavity of the welding seat, one end of the first radial vibration damping spring is fixedly arranged on the welding seat, and the other end of the first radial vibration damping spring freely abuts against the bottom of the convex reducing solid cylinder of the pipeline clamping piece.
Preferably, the vibration reduction combination device comprises three vibration reduction pipe clamps which are arranged in the first fixed shell at intervals of 90 degrees around the pipeline and perpendicular to the circular array of the pipeline.
The vibration reduction combination device, preferably, the vibration reduction bearing support seat comprises: the second fixed shell comprises two sections of minor arc-shaped arc plates, and a gap exists between the two sections of minor arc-shaped arc plates; the support cavity is integrally formed at the bottoms of the two sections of the inferior arc-shaped arc plates; the solid sliding seat is integrally formed at the bottom of the support cavity, and one end of the axial vibration reduction spring is fixedly connected to the solid sliding seat; the second radial vibration reduction spring is arranged in the support cavity along the vertical direction, and the bottom end of the second radial vibration reduction spring is propped against the solid sliding seat.
In the vibration reduction combined device, preferably, one end of the vibration reduction and bearing pipe clamp, which is close to the pipeline, is a concave arc-shaped piece for clamping and lifting the pipeline; the middle part of the vibration reduction and bearing pipe clamp is a solid transition cylinder, the lower part of the vibration reduction and bearing pipe clamp is a solid round platform with gradually increased radius, the solid round platform is embedded in an internal cavity of the vibration reduction bearing support seat, the root part of the solid round platform is a diameter expansion cylinder and is used for being contacted with the second radial vibration reduction spring, and the vibration reduction and bearing pipe clamp can move up and down along the vertical direction.
The vibration reduction combined device is characterized in that the fastening piece is composed of a locking bolt and a locking nut which are matched with each other, the first fixed shell is a major arc-shaped arc plate, connecting plates are arranged at two ends of the first fixed shell and two ends of the second fixed shell, screw holes for assembling the locking bolt are respectively formed in the connecting plates, and the locking bolt penetrates through the corresponding two connecting plates and is in threaded connection with the locking nut so as to connect the first fixed shell and the second fixed shell into a unified whole.
In the vibration reduction combination device, preferably, the vibration reduction base is provided with a chute extending along the axial direction of the pipeline, the solid sliding seat is placed in the chute of the vibration reduction base, the two side surfaces and the bottom surface of the solid sliding seat are completely wrapped by the vibration reduction base, and the solid sliding seat can axially slide along the pipeline on the vibration reduction base.
In the vibration reduction combination device, preferably, sliding baffles are arranged at the edges of two ends of the vibration reduction base, so that the vibration reduction support mechanism can only slide along the chute in a single axial direction of the pipeline.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. the invention can reduce and control the radial vibration generated by the pipeline through the multidirectional radial vibration-reducing pipe clamp arranged in the single vibration-reducing bracket mechanism.
2. The invention can reduce and control the axial vibration generated by the pipeline through the mutual matching of the plurality of vibration reduction bracket mechanisms and the vibration reduction base mechanism.
3. The pipeline vibration reduction combined device is simple in structure and convenient to combine, can effectively inhibit axial and radial vibration of the pipeline, and ensures long-term stable operation of the pipeline.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Like parts are designated with like reference numerals throughout the drawings. In the drawings:
FIG. 1 is a schematic perspective view of a vibration damping assembly according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view showing the overall structure of a vibration damping composite apparatus according to the embodiment of the present invention;
FIG. 3 is a schematic view of a vibration damping bracket mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a vibration damping mount according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a vibration reduction bracket mechanism according to an embodiment of the present invention;
fig. 6 is a structural cross-sectional view of a vibration damping pipe clamp according to an embodiment of the present invention.
The reference numerals in the figures are as follows:
1-a first stationary housing; 2-vibration reduction pipe clamps; 201-pipe clamping piece; 202-a first radial vibration reduction spring; 203-welding seats; 3-vibration reduction and bearing pipe clamps; 4-bolt fasteners; 5-vibration reduction bearing support seats; 501-a second stationary housing; 502-a support cavity; 503-a second radial vibration damping spring; 504-solid sliding seat; 6-a vibration reduction base; 601-sliding baffles; 7-an axial vibration damping spring; 8-limiting baffle plates; 801-spring fixation groove, 9-particle damping; 10-pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, as the terms "90 ° apart", "circumferential array", "vertical", and the like are used with reference to a pipe, the terms "upper", "lower", "inner", "outer", and the like refer to the azimuth or positional relationship based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the system or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Moreover, the use of the terms first, second, etc. to define elements is merely for convenience in distinguishing the elements from each other, and the terms are not specifically meant to indicate or imply relative importance unless otherwise indicated.
In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention provides a vibration reduction combination device for controlling radial and axial vibration of a pipeline, which comprises the following components: each vibration reduction support mechanism comprises a first fixed shell, a vibration reduction pipe clamp, a vibration reduction and bearing pipe clamp and a vibration reduction bearing support seat, wherein the first fixed shell and the vibration reduction bearing support seat are connected into a whole through a fastener; the vibration reduction base mechanism comprises a vibration reduction base, and the vibration reduction bearing support base is embedded in the vibration reduction base and can axially move along the pipeline so as to control the axial vibration of the pipeline. The invention can effectively control the vibration generated by the axial direction and the radial direction of the pipeline, thereby ensuring the reliability and the safety of the operation of a pipeline system.
The vibration damping combination device for controlling radial and axial vibration of a pipeline provided by the embodiment of the invention is described in detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the vibration damping combination device for controlling radial and axial vibration of a pipeline provided by the present invention includes two identical vibration damping bracket mechanisms (only for example and not limited thereto) and a vibration damping base mechanism. The vibration reduction support mechanism mainly comprises a first fixed shell 1, a vibration reduction pipe clamp 2, a vibration reduction and bearing pipe clamp 3 and a vibration reduction bearing support seat 5. The first fixed shell 1 and the vibration reduction bearing support seat 5 are connected into a whole through the bolt fastener 4, the vibration reduction pipe clamp 2 is installed in the first fixed shell 1, the vibration reduction and the bearing pipe clamp 3 are installed in the vibration reduction bearing support seat 5, the vibration reduction and the bearing pipe clamp 3 and the vibration reduction pipe clamp 2 jointly define a fixed clamping space of the pipeline 10, and the vibration reduction and the bearing pipe clamp 3 and the vibration reduction pipe clamp 2 can radially move along the pipeline 10 to control radial vibration of the pipeline 10. The vibration damping base mechanism comprises a vibration damping base 6, and a vibration damping bearing support seat 5 is embedded in the vibration damping base 6 and can axially move along a pipeline 10 so as to control the axial vibration of the pipeline 10.
In the above embodiment, preferably, please continue to refer to fig. 1, 2 and 4, the vibration damping base mechanism further includes an axial vibration damping spring 7 and a limiting partition 8, the limiting partition 8 is embedded on the vibration damping base 6, two spring fixing grooves 801 are formed on one side of the limiting partition 8, which is close to the vibration damping bearing support seat 5, one end of the axial vibration damping spring 7 is fixedly mounted on the vibration damping bearing support seat 5, and the other end of the axial vibration damping spring 7 is fixedly mounted in the spring fixing grooves 801. Through the arrangement, the two vibration reduction bracket mechanisms and the vibration reduction base mechanism are combined together to form an integral device for controlling the axial vibration of the pipeline, when the pipeline 10 axially vibrates, the impact load is reduced by the axial vibration reduction spring 7, and the effect of controlling the axial vibration of the pipeline 10 is achieved. Further, the vibration damping base mechanisms further comprise particle damping 9, the limiting partition plates 8 of two adjacent vibration damping base mechanisms and the vibration damping base 6 jointly define a partition bin, the limiting partition plates 8 can move on the vibration damping base 6 in a small scale, and the particle damping 9 is filled in the partition bin in a sealing manner, so that the particle damping 9 can deform but cannot overflow the partition bin. Through foretell setting, impact load can pass through axial damping spring 7 and transmit spacing baffle 8, promotes spacing baffle 8 and removes by a small margin, and then extrudees granule damping 9 and produce deformation, from this through axial damping spring 7 and granule damping 9 axial vibration of reduction pipeline 10 step by step, further strengthen the shock absorption effect.
In the above embodiment, referring to fig. 5 and 6, preferably, three vibration damping pipe clamps 2 are installed in the first fixed housing 1 at 90 ° intervals around the pipe, perpendicular to the circular array of pipes. Specifically, each vibration reduction pipe strap 2 includes a pipe clamping piece 201, a first radial vibration reduction spring 202 and a welding seat 203, the welding seat 203 is welded in the first fixed housing 1, and the welding seat 203 is provided with a cavity with an opening facing one side of the pipe, one end of the pipe clamping piece 201, which is close to the pipe, is a concave arc piece and is used for fixedly clamping the pipe, one end of the pipe clamping piece 201, which is far away from the pipe, is a convex reducing solid cylinder and is fitted in the cavity of the welding seat 203, and the convex reducing solid cylinder of the pipe clamping piece 201 can move along the radial direction of the pipe in the welding seat 203. The first radial vibration damping spring 202 is arranged in the cavity of the welding seat 203, one end of the first radial vibration damping spring 202 is fixedly arranged on the welding seat 203, and the other end of the first radial vibration damping spring 202 freely abuts against the bottom of the convex reducing solid cylinder of the pipeline clamping piece 201. With the above arrangement, when a large radial vibration is generated in the pipe, the vibration shock is transmitted to the first radial vibration damping spring 202 through the pipe gripping piece 201, and the radial vibration of the pipe is controlled by compressing the first radial vibration damping spring 202 to cancel the exciting force.
In the above embodiment, preferably, referring to fig. 5, the vibration reduction bearing support seat 5 includes a second fixed housing 501, a support cavity 502, a second radial vibration reduction spring 503 and a solid sliding seat 504, where the second fixed housing 501 includes two sections of minor arc-shaped arc plates, a gap exists between the two sections of minor arc-shaped arc plates, the support cavity 502 is integrally formed at the bottoms of the two sections of minor arc-shaped arc plates, the solid sliding seat 504 is integrally formed at the bottom of the support cavity 502, the second radial vibration reduction spring 503 is disposed in the support cavity 502 along the vertical direction, the bottom end of the second radial vibration reduction spring 503 abuts against the solid sliding seat 504, and one end of the axial vibration reduction spring 7 is fixedly connected to the solid sliding seat 504.
In the above embodiment, preferably, referring to fig. 3 and 5, the end of the vibration reduction and bearing pipe clamp 3 near the pipe is a concave arc piece for clamping and lifting the pipe; the middle part of the vibration reduction and bearing pipe clamp 3 is a solid transition cylinder, the lower part of the vibration reduction and bearing pipe clamp 3 is a solid round platform with gradually increased radius, the solid round platform is embedded in an inner cavity 502 of the vibration reduction bearing support seat 5, the root part of the solid round platform is an expanding cylinder and is used for contacting with a second radial vibration reduction spring 503, and the vibration reduction and bearing pipe clamp 3 can move up and down along the vertical direction. Through the arrangement, the vibration reduction and bearing pipe clamp 3 and the vibration reduction and bearing support seat 5 jointly form a bearing vibration reduction device, which is used for bearing the self weight of the pipeline and other loads, and can control the radial vibration of the pipeline in the vertical direction.
In the above embodiment, preferably, with continued reference to fig. 3 and 5, the bolt fastener 4 is composed of a locking bolt and a locking nut that are matched with each other, the first fixed housing 1 is a major arc plate, two ends of the first fixed housing 1 and the second fixed housing 501 are respectively provided with a connecting plate, screw holes for assembling the locking bolt are respectively provided on the connecting plates, and the locking bolt passes through the corresponding two connecting plates and is in threaded connection with the locking nut so as to connect the first fixed housing 1 and the second fixed housing 501 into a unified whole.
In the above embodiment, referring to fig. 2 and 4, preferably, the vibration damping base 6 has a sliding groove extending along the axial direction of the pipe 10, the solid sliding seat 504 is placed in the sliding groove of the vibration damping base 6, and both sides and bottom surfaces of the solid sliding seat 504 are completely wrapped by the vibration damping base 6, and the solid sliding seat 504 can slide on the vibration damping base 6 along the axial direction of the pipe 10.
In the above embodiment, referring to fig. 4, it is preferable that the sliding baffles 601 are provided at both end edges of the vibration damping base 6, so that the vibration damping bracket mechanism can only slide along the chute in a single direction along the axial direction of the pipe 10.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A vibration damping assembly for controlling radial and axial vibration of a conduit, comprising:
each vibration reduction support mechanism comprises a first fixed shell, a vibration reduction pipe clamp, a vibration reduction and bearing pipe clamp and a vibration reduction bearing support seat, wherein the first fixed shell and the vibration reduction bearing support seat are connected into a whole through a fastener, the vibration reduction pipe clamp is arranged in the first fixed shell, the vibration reduction and bearing pipe clamp is arranged in the vibration reduction bearing support seat, the vibration reduction and bearing pipe clamp and the vibration reduction pipe clamp together define a fixed clamping space of a pipeline, and the vibration reduction and bearing pipe clamp and the vibration reduction pipe clamp can move along the radial direction of the pipeline so as to control the radial vibration of the pipeline;
the vibration reduction base mechanism comprises a vibration reduction base, and the vibration reduction bearing support seat is embedded in the vibration reduction base and can axially move along the pipeline so as to control the axial vibration of the pipeline.
2. The vibration reduction assembly according to claim 1, wherein the vibration reduction base mechanism further comprises an axial vibration reduction spring and a limiting baffle, the limiting baffle is mounted on the vibration reduction base, a spring fixing groove is formed in one side, close to the vibration reduction bearing support seat, of the limiting baffle, one end of the axial vibration reduction spring is fixedly mounted on the vibration reduction bearing support seat, and the other end of the axial vibration reduction spring is fixedly mounted in the spring fixing groove.
3. The vibration damping combination according to claim 2, wherein the vibration damping base mechanisms further comprise particle damping, wherein the limiting baffles of two adjacent vibration damping base mechanisms and the vibration damping base jointly define a partition bin, the limiting baffles can move on the vibration damping base by a small margin, and the particle damping is filled in the partition bin in a sealing manner.
4. The vibration damping combination according to claim 2, wherein the vibration damping pipe clamp comprises:
the welding seat is fixed in the first fixed shell and is provided with a cavity with an opening facing one side of the pipeline;
the pipeline clamping piece is a concave arc piece at one end, close to the pipeline, of the pipeline clamping piece and is used for fixedly clamping the pipeline, a convex reducing solid cylinder is arranged at one end, far away from the pipeline, of the pipeline clamping piece and is attached to the pipeline clamping piece and is arranged in the cavity of the welding seat, and the convex reducing solid cylinder of the pipeline clamping piece can move in the welding seat along the radial direction of the pipeline;
the first radial vibration damping spring is arranged in the cavity of the welding seat, one end of the first radial vibration damping spring is fixedly arranged on the welding seat, and the other end of the first radial vibration damping spring freely abuts against the bottom of the convex reducing solid cylinder of the pipeline clamping piece.
5. The vibration reduction assembly of claim 4, wherein three of said vibration reduction tube clamps are mounted in said first stationary housing at 90 ° intervals around the tube, perpendicular to the circular array of tubes.
6. The vibration reduction assembly of claim 2, wherein the vibration reduction load bearing bracket mount comprises:
the second fixed shell comprises two sections of minor arc-shaped arc plates, and a gap exists between the two sections of minor arc-shaped arc plates;
the support cavity is integrally formed at the bottoms of the two sections of the inferior arc-shaped arc plates;
the solid sliding seat is integrally formed at the bottom of the support cavity, and one end of the axial vibration reduction spring is fixedly connected to the solid sliding seat;
the second radial vibration reduction spring is arranged in the support cavity along the vertical direction, and the bottom end of the second radial vibration reduction spring is propped against the solid sliding seat.
7. The vibration reduction assembly according to claim 6, wherein the end of the vibration reduction and load bearing pipe clamp adjacent to the pipe is a concave arc-shaped piece for clamping and lifting the pipe; the middle part of the vibration reduction and bearing pipe clamp is a solid transition cylinder, the lower part of the vibration reduction and bearing pipe clamp is a solid round platform with gradually increased radius, the solid round platform is embedded in an internal cavity of the vibration reduction bearing support seat, the root part of the solid round platform is a diameter expansion cylinder and is used for being contacted with the second radial vibration reduction spring, and the vibration reduction and bearing pipe clamp can move up and down along the vertical direction.
8. The vibration reduction assembly according to claim 6, wherein the fastener is composed of a locking bolt and a locking nut which are matched with each other, the first fixed housing is a major arc-shaped circular arc plate, both ends of the first fixed housing and the second fixed housing are respectively provided with a connecting plate, screw holes for assembling the locking bolts are respectively arranged on the connecting plates, and the locking bolts penetrate through the corresponding two connecting plates and are in threaded connection with the locking nuts so as to connect the first fixed housing and the second fixed housing into a unified whole.
9. The vibration reduction assembly according to claim 6, wherein the vibration reduction base has a chute extending axially along the pipe, the solid sliding seat is placed in the chute of the vibration reduction base, both sides and bottom surfaces of the solid sliding seat are completely wrapped by the vibration reduction base, and the solid sliding seat can slide axially along the pipe on the vibration reduction base.
10. The vibration damping combination according to any one of claims 1 to 9, wherein sliding baffles are provided at both end edges of the vibration damping base so that the vibration damping bracket mechanism can slide only in a single direction along the chute in the axial direction of the pipe.
CN202310597167.XA 2023-05-25 2023-05-25 Vibration reduction combined device for controlling radial and axial vibration of pipeline Pending CN116642062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310597167.XA CN116642062A (en) 2023-05-25 2023-05-25 Vibration reduction combined device for controlling radial and axial vibration of pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310597167.XA CN116642062A (en) 2023-05-25 2023-05-25 Vibration reduction combined device for controlling radial and axial vibration of pipeline

Publications (1)

Publication Number Publication Date
CN116642062A true CN116642062A (en) 2023-08-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310597167.XA Pending CN116642062A (en) 2023-05-25 2023-05-25 Vibration reduction combined device for controlling radial and axial vibration of pipeline

Country Status (1)

Country Link
CN (1) CN116642062A (en)

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