CN109654300A - The resilient support isolation mounting of ship pipeline system - Google Patents
The resilient support isolation mounting of ship pipeline system Download PDFInfo
- Publication number
- CN109654300A CN109654300A CN201811620360.6A CN201811620360A CN109654300A CN 109654300 A CN109654300 A CN 109654300A CN 201811620360 A CN201811620360 A CN 201811620360A CN 109654300 A CN109654300 A CN 109654300A
- Authority
- CN
- China
- Prior art keywords
- low frequency
- frequency vibration
- tube clip
- resilient support
- lower tube
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports 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
- F16L3/1008—Supports 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 two members engaging the pipe, cable or tubing, both being made of thin band material completely surrounding the pipe
- F16L3/1016—Supports 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 two members engaging the pipe, cable or tubing, both being made of thin band material completely surrounding the pipe the members being joined by means of two screws
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports 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
- F16L3/1091—Supports 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 two members, the two members being fixed to each other with fastening members on each side
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses the resilient support isolation mounting of ship pipeline system, which includes three functional units: pipe clamp vulcanizes component, low frequency vibration isolation component and limit assembly.Pipe clamp vulcanization component includes upper pipe clamp, the lower tube clip of upper and lower two valves clamping hoop type, and pipe clamp inner wall is equipped with upper liner, and lower tube clip inner wall is equipped with lower liner, and there are two low frequency vibration isolation components, and lifting type is fixedly mounted on lower tube clip two sides respectively；Each low frequency vibration isolation component includes intermediate connection arc plate, low frequency vibration damping rubber block, damper pedestal and protection cap.The present invention uses double-layer vibration isolating structure, and wherein low frequency vibration isolation element uses 30~60 degree of shearing shape vibration isolation rubbers, reduces vertical, horizontal and vertical rigidity and realizes the rigidity such as three-dimensional, vibration isolating effect is excellent.Entire isolation mounting is compact-sized, installs, is easy to maintain simple.It is particularly suitable for the application of noise and the higher ship of environmental adaptability requirement.
Description
Technical field
The invention belongs to the mating field of ship pipeline, more particularly, to a kind of ship pipeline system resilient support every
Vibrating device.
Background technique
In hull, pipeline vibration isolation way is something that gives the game away isolation mounting in general cabin.Something that gives the game away isolation mounting is for ship
The Vibrational Energy Flow of the supporting element of pipeline, pipe-line system is transmitted along tube wall and tube fluid medium, and most of energy can pass through pipe
The installation something that gives the game away of road system is directly delivered to hull, and ship hull vibration is caused then to generate radiated noise.In other words, pipe-support horse
Foot is pipeline to the important channel of ship hull vibration and structural noise.
Using high-performance elastic something that gives the game away isolation mounting, vibration and the sound wave being transmitted on hull bulkhead will more effectively be isolated,
Achieve the purpose that further vibration and noise reducing.The elastic something that gives the game away of certain type ship is using thin wall pipelines clamp ring and BE type vibration isolator composite structure
Form, elastic something that gives the game away are connected by bolt with hull pedestal.However, the above-mentioned prior art still has defect below or not
Foot: structure is complicated, and bulk is big；Single-layer partiting polarization framework, effectiveness in vibration suppression are limited；It compresses (stretching) rigidity and shearing rigidity is different
It causes；Side hanging or hanging are in application, cannot prior art requirement completely.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to the disadvantages described above of the prior art, a kind of ship pipeline system is provided
Resilient support isolation mounting.
In order to solve the above technical problems, the present invention provides a kind of resilient support isolation mounting of ship pipeline system,
It is characterized in that, upper pipe clamp, lower tube clip including upper and lower two valves clamping hoop type, the upper pipe clamp inner wall is equipped with upper liner, in lower tube clip
Wall is equipped with lower liner, and the upper liner is flexible material, is fixed on pipe clamp inner wall, lower liner is flexible material, is fixed on
On lower tube clip inner wall；
There are two low frequency vibration isolation components, and lifting type is fixedly mounted on lower tube clip two sides respectively；Each low frequency vibration isolation component packet
Include intermediate connection arc plate, low frequency vibration damping rubber block, damper pedestal and protection cap；
The intermediate connection arc plate is arc panel, and the lower tube clip and the intermediate connection arc plate are fixedly mounted by screw
Connection；The low frequency vibration damping rubber block is located at the lower section of the intermediate connection arc plate, the Impact direction of low frequency vibration damping rubber block with
Horizontal plane is at 30-60 ° of angle；The lower end of low frequency vibration damping rubber block connects damper pedestal, the bottom end of damper pedestal and peace
Dress bottom plate is bolted to connection；Protection cap is located at the outside of low frequency vibration damping rubber block, avoids greasy dirt or other sharp objects pair
The destruction of rubber core；The low frequency vibration damping rubber block is connect arc plate with the centre respectively by vulcanization, damper pedestal, protected
Protecting cover is fixedly connected；
Preferably, the upper liner is rubber material, is fixed on pipe clamp inner wall after vulcanization；Lower liner is rubber material
Material, is fixed on lower tube clip inner wall after vulcanization；
Further, the Impact direction of low frequency vibration damping rubber block and horizontal plane in angle of 45 degrees, make low frequency vibration isolation component
It is vertical and laterally etc. rigidity, it is best to reach low frequency vibration isolation effect.
Further improved, the upper liner is concave-convex cross structure, more improves vibration isolation capability.
It is honeycomb structure inside the low frequency vibration damping rubber block, more preferably realizes vibration isolation function.
The resilient support isolation mounting of the ship pipeline system, further includes stop screw, limit hole, and the limit hole exists
On mounting base, the stop screw, upwardly through limit hole, is fixedly connected on lower tube clip from the bottom of the mounting base,
The aperture of the limit hole is greater than the diameter of stop screw, and the head of stop screw is higher than the installation base where mounting base
Seat.
Preferably, the stop screw, limit hole pair quantity be two.
The present invention have it is below the utility model has the advantages that
1. establishing double-layer vibration isolating by optimization design vibration isolation rubber structure and intermediate mass, foring two-freedom vibration isolation
System designs and Implements vertical, horizontal and vertical Rigidity Matching, while meeting vertical, horizontal and vertical vibration isolation requirement, vibration isolation
It can be more excellent；
2. realizing modular construction, upper and lower pipe clamp and high frequency rubber by the integrated design of vibration isolation rubber and installation part
Vulcanization one is connected by screw bolts with low frequency vibration damping rubber assembly, and low frequency vibration damping rubber assembly is connect with pedestal.Entire vibration isolation dress
Set it is compact-sized, it is installation, easy to maintain simple；
3. low frequency vibration damping rubber block reduces vertical, horizontal and vertical rigidity using the annular Vibration Absorption Designing of 30~60 degree of shearings
And realize that compression (stretching) rigidity is consistent with shearing rigidity three-way rigidity, anti-vibration performance is more preferably；
4. designing double limiting devices between pipe clamp and pedestal is able to achieve vertical, side hanging and three direction same time limits of hanging
Position, structure is simple, reliable performance.
Detailed description of the invention
Technical solution of the present invention is further described in detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the main view of the double-deck crossing cabin part isolation mounting of the invention.
Fig. 2 is the side view of the double-deck crossing cabin part isolation mounting of the invention.
Fig. 3 is the bottom plan view that bilayer of the invention wears something that gives the game away isolation mounting.
Specific embodiment
The present invention is further described in detail below with reference to the accompanying drawings and embodiments:
As shown in Figure 1, the present invention is a kind of resilient support isolation mounting applied to ship pipeline system, which includes
Three functional units: pipe clamp vulcanizes component, low frequency vibration isolation component and limit assembly.
Pipe clamp vulcanization component is for clamping pipeline in cabin, using upper and lower two valves clamping hoop type structure, including upper pipe clamp 1, down tube
Folder 3, upper 1 inner wall of pipe clamp are equipped with upper liner 2, and 3 inner wall of lower tube clip is equipped with lower liner 4, and upper liner 2 is fixed after rubber material vulcanizes
On upper 1 inner wall of pipe clamp, lower liner 4 is to be fixed on 3 inner wall of lower tube clip after rubber material vulcanizes.
First layer vibration isolation of the upper liner 2 to realize pipeline.It is different from solid rubber structure, upper liner 2 is that concave-convex item is handed over
Wrong structure, more improves vibration isolation capability.
Low frequency vibration isolation component is used for low frequency vibration isolation, while playing pipe clamp vulcanizing what component was fixedly connected with mounting base 9
Effect.Low frequency vibration isolation component includes intermediate connection arc plate 5, low frequency vibration damping rubber block 6, damper pedestal 7 and protection cap 8.Low frequency
There are two vibration isolation components, and lifting type is fixedly mounted on 3 two sides of lower tube clip respectively.
Low frequency vibration damping rubber block 6 connect the fixed company of arc plate 5, damper pedestal 7, protection cap 8 by vulcanization with centre respectively
It connects.Centre connection arc plate 5 is the arc panel that rigid material is process, and it is solid by screw 12 that lower tube clip 3 connect arc plate 5 with centre
Dingan County's load connects.Centre connection arc plate 5 it is lower for low frequency vibration damping rubber block 6,6 Impact direction of low frequency vibration damping rubber block and horizontal plane at
30-60 ° of angle, it is optimal to make the rigidity such as the vertical of low frequency vibration isolation component and transverse direction in angle of 45 degrees, reach low frequency vibration isolation effect
Fruit is best.
It is honeycomb structure inside low frequency vibration damping rubber block 6, more preferably realizes vibration isolation function.Under low frequency vibration damping rubber block 6
End connection damper pedestal 7, damper pedestal 7 are process for rigid material, its bottom end and mounting base 9 is solid by bolt
Fixed to connect, on mounting base 9 as shown in Figure 3 four bolts hole 15,16,17,18, for damper pedestal 7 and mounting base 9
Between fixing bolt pass through.
Protection cap 8 is the protective device of low frequency vibration damping rubber block 6, and greasy dirt or other sharp objects is avoided to break rubber core
It is bad, guarantee the service life of low frequency vibration damping rubber block 6.
Limit assembly includes mounting base 9 and stop screw 10.It referring to figs 1 and 3, is guarantee something that gives the game away isolation mounting
It is not damaged under 15 times of rated load in three directions of vertical, side hanging and hanging, is designed in the bottom of something that gives the game away isolation mounting
Two three-dimensional stop screws 10.Two stop screws 10, respectively upwardly through limit hole 13,14, are fixed from 9 bottom of mounting base
It is connected on lower tube clip 3, the aperture of limit hole is greater than the diameter of stop screw, and the head of stop screw 10 is higher than mounting base
Installation bottom surface where 9.In rated load, stop screw 10 moves within the scope of normal deformation, in the horizontal direction with
The surrounding of limit hole does not contact, and does not contact vertical with installation pedestal.When isolation mounting is hit breaking load situation, limit
Screw 10 is limited by limit hole and installation pedestal, realizes the position limitation protection of all directions up and down.
In practical applications, first entire Double-layer elastic something that gives the game away isolation mounting is fixed in installation pedestal, is then opened
Pipeline is placed on lower tube clip 3 by pipe clamp 1, then closes pipe clamp 1, with screw 11 that upper lower tube clip is prefastened fixed.
To sum up, Double-layer elastic crossing cabin part isolation mounting according to the invention, has the advantage that
1. establishing double-layer vibration isolating by optimization design vibration isolation rubber structure and intermediate mass, foring two-freedom vibration isolation
System designs and Implements vertical, horizontal and vertical Rigidity Matching, while meeting vertical, horizontal and vertical vibration isolation requirement, vibration isolation
It can be more excellent；Take into account static state (deflection), vibration (intrinsic frequency) and shock resistance (the blastic deformation amount, limit of isolation mounting
Bit Shift) between match.
2. modularized design, compact-sized, install, is easy to maintain simple, light-weight；
3. low frequency vibration damping rubber element is reduced vertical, lateral and vertical using the annular vibration-proof structure design of 30~50 degree of shearings
To rigidity and realize that compression (stretching) rigidity is consistent with shearing rigidity three-way rigidity, anti-vibration performance is more preferably；
4. limiting device is simple and reliable, meets three-dimensional limit and require.
Suitable for the application of ship (water surface or underwater) pipe-line system crossing cabin vibration isolation, be particularly suitable for noise requirements compared with
The application of high ship.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to preferred embodiment, those skilled in the art should understand that, it can be right
Technical solution of the present invention is modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (7)
1. a kind of resilient support isolation mounting of ship pipeline system, which is characterized in that the upper tube including upper and lower two valves clamping hoop type
Folder, lower tube clip, the upper pipe clamp inner wall are equipped with upper liner, and lower tube clip inner wall is equipped with lower liner, and the upper liner is flexible material,
It is fixed on pipe clamp inner wall, lower liner is flexible material, is fixed on lower tube clip inner wall；
There are two low frequency vibration isolation components, and lifting type is fixedly mounted on lower tube clip two sides respectively；During each low frequency vibration isolation component includes
Between connect arc plate, low frequency vibration damping rubber block, damper pedestal and protection cap；
The intermediate connection arc plate is arc panel, and the lower tube clip and the intermediate connection arc plate are fixedly mounted by screw and are connected
It connects；The low frequency vibration damping rubber block is located at the lower section of the intermediate connection arc plate, the Impact direction and water of low frequency vibration damping rubber block
Plane is at 30-60 ° of angle；The lower end of low frequency vibration damping rubber block connects damper pedestal, the bottom end of damper pedestal and installation
Bottom plate is bolted to connection；Protection cap is located at the outside of low frequency vibration damping rubber block；The low frequency vibration damping rubber block passes through sulphur
Change connect arc plate, damper pedestal, protection cap with the centre respectively and is fixedly connected.
2. the resilient support isolation mounting of ship pipeline system according to claim 1, which is characterized in that the upper liner
For rubber material, it is fixed on after vulcanization on pipe clamp inner wall；Lower liner is rubber material, and lower tube clip inner wall is fixed on after vulcanization
On.
3. the resilient support isolation mounting of ship pipeline system according to claim 1, which is characterized in that low frequency vibration damping rubber
The Impact direction and horizontal plane of blob of viscose are in angle of 45 degrees.
4. the resilient support isolation mounting of ship pipeline system according to claim 1, which is characterized in that the upper liner
For concave-convex cross structure.
5. the resilient support isolation mounting of ship pipeline system according to claim 1, which is characterized in that the low frequency subtracts
It is honeycomb structure inside vibration rubber block.
6. the resilient support isolation mounting of ship pipeline system according to claim 1, which is characterized in that further include limit
Screw, limit hole, the limit hole is on mounting base, and the stop screw is from the bottom of the mounting base upwardly through limit
Position hole, is fixedly connected on lower tube clip, and the aperture of the limit hole is greater than the diameter of stop screw, and the head of stop screw is high
In the installation pedestal where mounting base.
7. the resilient support isolation mounting of ship pipeline system according to claim 6, which is characterized in that the limit spiral shell
It follows closely, the quantity of limit hole pair is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620360.6A CN109654300A (en) | 2018-12-28 | 2018-12-28 | The resilient support isolation mounting of ship pipeline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620360.6A CN109654300A (en) | 2018-12-28 | 2018-12-28 | The resilient support isolation mounting of ship pipeline system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109654300A true CN109654300A (en) | 2019-04-19 |
Family
ID=66117789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811620360.6A Pending CN109654300A (en) | 2018-12-28 | 2018-12-28 | The resilient support isolation mounting of ship pipeline system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109654300A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848462A (en) * | 2019-11-05 | 2020-02-28 | 中船黄埔文冲船舶有限公司 | Clamp formula elastic support device |
| CN110985806A (en) * | 2019-12-25 | 2020-04-10 | 武汉船舶设计研究院有限公司 | Novel full-wrapped double-layer elastic horse foot vibration isolation device |
| CN111365525A (en) * | 2020-03-20 | 2020-07-03 | 湖北金雄节能科技股份有限公司 | Conveying pipeline convenient to install |
| CN112013197A (en) * | 2020-09-03 | 2020-12-01 | 北京强度环境研究所 | Pipeline metal shock absorber |
| CN112682578A (en) * | 2021-01-12 | 2021-04-20 | 福州大学 | Three-way shock-resistant shock absorber with adjustable height and capable of realizing small displacement limiting and working method thereof |
| CN112833252A (en) * | 2020-12-31 | 2021-05-25 | 武汉船舶设计研究院有限公司 | Large-load, low-frequency and high-damping pipeline supporting vibration isolation device |
| CN113883353A (en) * | 2021-09-18 | 2022-01-04 | 苏州东菱智能减振降噪技术有限公司 | Six-degree-of-freedom pipeline shock absorber and shock absorption method |
| CN113915443A (en) * | 2021-10-27 | 2022-01-11 | 湖南弘辉科技有限公司 | Elastic support vibration damper for ship pipeline |
| CN113970014A (en) * | 2021-10-08 | 2022-01-25 | 渤海造船厂集团有限公司 | Integral pipeline elasticity gallows |
| WO2022252358A1 (en) * | 2021-06-01 | 2022-12-08 | 上海核工程研究设计院有限公司 | Fully-coated two-stage shock absorber |
| CN116241721A (en) * | 2023-03-07 | 2023-06-09 | 靖江市海鸿塑胶科技有限公司 | Marine elastic horse foot vibration isolation device for supporting pipeline and mounting mechanism |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848462A (en) * | 2019-11-05 | 2020-02-28 | 中船黄埔文冲船舶有限公司 | Clamp formula elastic support device |
| CN110985806A (en) * | 2019-12-25 | 2020-04-10 | 武汉船舶设计研究院有限公司 | Novel full-wrapped double-layer elastic horse foot vibration isolation device |
| CN111365525A (en) * | 2020-03-20 | 2020-07-03 | 湖北金雄节能科技股份有限公司 | Conveying pipeline convenient to install |
| CN112013197A (en) * | 2020-09-03 | 2020-12-01 | 北京强度环境研究所 | Pipeline metal shock absorber |
| CN112833252A (en) * | 2020-12-31 | 2021-05-25 | 武汉船舶设计研究院有限公司 | Large-load, low-frequency and high-damping pipeline supporting vibration isolation device |
| CN112682578A (en) * | 2021-01-12 | 2021-04-20 | 福州大学 | Three-way shock-resistant shock absorber with adjustable height and capable of realizing small displacement limiting and working method thereof |
| WO2022252358A1 (en) * | 2021-06-01 | 2022-12-08 | 上海核工程研究设计院有限公司 | Fully-coated two-stage shock absorber |
| CN113883353A (en) * | 2021-09-18 | 2022-01-04 | 苏州东菱智能减振降噪技术有限公司 | Six-degree-of-freedom pipeline shock absorber and shock absorption method |
| CN113883353B (en) * | 2021-09-18 | 2023-11-03 | 苏州东菱智能减振降噪技术有限公司 | Six-degree-of-freedom pipeline vibration damper and vibration damping method |
| CN113970014A (en) * | 2021-10-08 | 2022-01-25 | 渤海造船厂集团有限公司 | Integral pipeline elasticity gallows |
| CN113915443A (en) * | 2021-10-27 | 2022-01-11 | 湖南弘辉科技有限公司 | Elastic support vibration damper for ship pipeline |
| CN116241721A (en) * | 2023-03-07 | 2023-06-09 | 靖江市海鸿塑胶科技有限公司 | Marine elastic horse foot vibration isolation device for supporting pipeline and mounting mechanism |
| CN116241721B (en) * | 2023-03-07 | 2023-10-20 | 靖江市海鸿塑胶科技有限公司 | Marine elastic horse foot vibration isolation device for supporting pipeline and mounting mechanism |
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Application publication date: 20190419 |
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| RJ01 | Rejection of invention patent application after publication |