CN107215446B - A kind of impedance variable base construction peculiar to vessel - Google Patents
A kind of impedance variable base construction peculiar to vessel Download PDFInfo
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- CN107215446B CN107215446B CN201710411378.4A CN201710411378A CN107215446B CN 107215446 B CN107215446 B CN 107215446B CN 201710411378 A CN201710411378 A CN 201710411378A CN 107215446 B CN107215446 B CN 107215446B
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- web
- base construction
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- mounting panel
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/30—Mounting of propulsion plant or unit, e.g. for anti-vibration purposes
- B63H21/305—Mounting of propulsion plant or unit, e.g. for anti-vibration purposes with passive vibration damping
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention provides a kind of impedance variable base construction peculiar to vessel, including by fixed web connected vertically and equipment common mounting panel, it is uniformly arranged on the base construction main body of the fixation anti-tripping bracket composition between fixed web and common mounting panel, one conduit of direction is respectively arranged on fixation web between two neighboring fixed anti-tripping bracket and on equipment common mounting panel, adjustable bracket is provided in two orthogonal conduits, the fixed web outer end face is provided with dismountable movable web, dismountable drop front is provided on the equipment common mounting panel.Problem to be solved by this invention is: overcome existing base construction impedance adjusting, vibration and noise reducing and in terms of there are the shortcomings that, a kind of impedance variable base construction peculiar to vessel is provided, the base construction have many advantages, such as structure it is simple, it is easy for installation, impedance flexible adjustment, have a wide range of application, the vibration that can effectively inhibit equipment to transmit, the Sound stealth performance for improving naval vessel.
Description
Technical field
The present invention relates to a kind of impedance variable base constructions more particularly to a kind of impedance variable peculiar to vessel for equipment installation
Base construction is a kind of base construction that can effectively reduce shipborne equipment mechanical oscillation and noise.
Background technique
Base construction carries out the important medium of vibration noise transmitting as mechanical equipment to Ship Structure, and impedance operator is determined
Determine the size for being input to vibrational energy ratio in Ship Structure component from vibration source, is important one of design parameter.However
Once being mounted, input mechanical impedance also determines therewith and is difficult to change again base construction.Existing vibration damping and vibration isolation measure is
Expensive vibration damping and vibration isolation device is installed between equipment and pedestal, not only increases construction cost in this way, but also to equipment mounting process
It is proposed new requirement, and its vibration damping and vibration isolation effect also due to the complication of equipment installation environment rather than it is particularly evident.
On ship structure noise reduction technology, in order to reduce equipment to the input power of Ship Structure and reduce corresponding ship
The acoustic vibration of body structure, the input mechanical impedance for usually improving ship structure is the more convenient and effective way of naval vessel vibration and noise reducing
One of diameter.The optimization design that this impedance variable base construction carries out equipment installation pedestal structure based on impedance analysis technology,
Make it while Dynamic And Static Loads, transferring structure and equipment room the interaction load for bearing equipment, flexibly can effectively limit
The vibration made and equipment is suppressed to be transmitted, this works normally bring mechanical oscillation and noise with very for improving equipment
Important meaning.
Pass through the literature search discovery to the prior art, in recent years, the patent document similar about base construction form
Rarely have and deliver, open source information related with the invention patent specifically includes that a kind of 1, surface vessel shock resistance type base construction (specially
Benefit number: CN106143859A)；2, a kind of Novel light high-strength vibration isolation naval vessels are with pedestal (patent No.: CN20491052U)；3, one
Kind damping base (patent No.: CN205602082U) peculiar to vessel；
Patent 1 is equipment within a kind of mountable 500kg, and carrying velocity shock spectrum is no more than the rectangular shock resistance type of 3m/s
Base construction, including face plate of foundation, two pieces of pedestal longitudinal direction web, two pieces of pedestal transversal web, four pieces of bracket, each face plate of foundation,
Web and bracket are high strength steel, and steel plate yield strength is more than or equal to 355MPa, and pedestal is welding structure.Face plate of foundation is water
Plain cloth is set, bottom web vertical welding by longitudinal web, transversal web and bracket, face plate of foundation and each web, bracket welding and
At.Patent 2 discloses a kind of Novel light high-strength vibration isolation naval vessels pedestal, it includes web, floor, panel, vibration isolation interlayer four
Part, the web, floor, panel itself are implanted with vibration isolation interlayer；The vibration isolation interlayer is in RTM, that is, resin transfer molding
The implantation when being plated in shredded dried bean curd in preparation process；The vibration isolation interlayer is made of the silicon rubber or size difference steel disc for inlaying steel ball, base
Seat molding is plated in the RTM moulding process that epoxy resin is injected in yin-yang molding mold using shredded dried bean curd and interlayer；The shape of the web
Shape is quadrangle plate, which is rectangle plate, which is provided with the rectangle plate of four connection through-holes.3 invention of patent
It is related to a kind of damping base peculiar to vessel, the damping base peculiar to vessel, including web and top plate, the web to be vertically arranged, the abdomen
Plate shape be it is trapezoidal, the top plate is horizontally fixed on web top, and the web bottom level is disposed with more than one
Semicircular through-hole, the semicircular through-hole is interior to be filled with damping material.
In conclusion the document or patent published and the present invention have biggish difference, and it there is no correlation
It applies for a patent, the present invention is described a kind of impedance variable base construction peculiar to vessel, mentions to improve the Sound stealth performance on naval vessel
For reference, and the present invention have many advantages, such as structure it is simple, it is easy for installation, impedance flexible adjustment, have a wide range of application.
Summary of the invention
The purpose of the invention is to provide a kind of impedance variable base construction peculiar to vessel, problem to be solved by this invention
Be: overcome existing base construction impedance adjusting, vibration and noise reducing and in terms of there are the shortcomings that, a kind of ship is provided
With impedance variable base construction, the base construction is simple, easy for installation with structure, impedance flexible adjustment, has a wide range of application
Advantage, the vibration that can effectively inhibit equipment to transmit, the Sound stealth performance for improving naval vessel.
The object of the present invention is achieved like this: including by fixed web connected vertically and equipment common mounting panel,
It is uniformly arranged on the base construction main body of the fixation anti-tripping bracket composition between fixed web and common mounting panel, adjacent two
It is respectively arranged with one conduit of direction on fixation web between a fixed anti-tripping bracket and on equipment common mounting panel, two
Adjustable bracket is provided in orthogonal conduit, the fixed web outer end face is provided with dismountable movable web, institute
It states and is provided with dismountable drop front on equipment common mounting panel.
The invention also includes structure features some in this way:
Refer to 1. the fixed web outer end face is provided with dismountable movable web: on fixed web and on movable web
It is respectively arranged with mounting hole and the two is bolted.
2. being provided with adjustable bracket in two orthogonal conduits to refer to: being set respectively on two orthogonal conduits
It is equipped with a column mounting hole, adjustable bracket is connect by bolt with any corresponding mounting hole with two orthogonal conduits.
Compared with prior art, the beneficial effects of the present invention are: the present invention can be according to installation device model and size selection
Suitable drop front plate thickness, movable web plate thickness and bracket spacing, change one of three kinds of modes of embodiment under normal circumstances, or
Person changes simultaneously the requirement that above two or three kinds of modes are just able to satisfy typical electromechanical equipment reality ship impedance environment.The present invention has
Structure is simple, easy for installation, impedance flexible adjustment, the advantages that having a wide range of application, in Dynamic And Static Loads, the transferring structure for bearing equipment
While with equipment room interaction load, the vibration that flexibly can effectively suppress equipment to be transmitted improves the sound on naval vessel
Stealth Fighter has good economy and wide application prospect.
Detailed description of the invention
Fig. 1 is impedance variable base construction front view peculiar to vessel of the invention；
Fig. 2 is impedance variable base construction top view peculiar to vessel of the invention；
Fig. 3 is impedance variable base construction side view peculiar to vessel of the invention；
Fig. 4 is the hardened composition of adjustable elbow of the invention；
Fig. 5 is channel structure figure of the invention；
Fig. 6 is impedance variable base construction figure peculiar to vessel of the invention；
Fig. 7 is base construction schematic diagram after drop front installation of the invention；
Fig. 8 is base construction schematic diagram after movable web installation of the invention；
Fig. 9 is adjustable bracket installation partial schematic diagram of the invention；
Figure 10 is base construction schematic diagram after adjustable bracket installation of the invention；
In figure: 1 drop front, 2 movable webs, 3 adjustable brackets, 4 equipment common mounting panels, 5 fixed anti-tripping brackets,
6 fixed webs, 7 bolts, 8 conduits, 9 mounting holes.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing.
In conjunction with FIG. 1 to FIG. 6, the application method of impedance variable base construction peculiar to vessel of the invention is described in detail.It should
Base construction constitutes base construction main body by equipment common mounting panel 4, fixed web 6, fixed anti-tripping bracket 5, by active face
Plate 1, movable web 2, adjustable bracket 3 are connected by bolt 7, constitute impedance variable base construction with base construction main body.?
The conduit 8 for installing adjustable bracket 3 is provided between two adjacent fixed anti-tripping brackets 5, conduit 8 is set to panel 4 and abdomen
The center of plate 6 (between two adjacent fixed brackets), and the mounting hole for fixedly adjustable section bracket 3 is provided in conduit 8.
The corresponding position of equipment common mounting panel 4 and drop front 1, equipped with the mounting hole installed for equipment and connected between the two
9.And the corresponding position of web 6 and movable web 2 is equipped with the mounting hole 9 for connecting between the two.Adjustable bracket passes through interior
Corner bolt is realized to be fixedly connected with equipment common mounting panel and web.Drop front 1 and movable web 6 pass through interior corner bolt
It realizes and to be fixedly connected with equipment common mounting panel 4 and web 6.With structure, simple, easy for installation, impedance is adjusted the present invention
Flexibly, the advantages that having a wide range of application, in the same of Dynamic And Static Loads, transferring structure and equipment room the interaction load for bearing equipment
When, the vibration that flexibly can effectively suppress equipment to be transmitted improves the Sound stealth performance on naval vessel, has good economy
With wide application prospect.
To meet typical electromechanical equipment reality ship impedance environment requirement, under normal circumstances by changing face plate of foundation plate thickness, abdomen
The modes such as plate plate thickness and bracket spacing are realized.Impedance variable base construction peculiar to vessel of the invention can pass through following one kind, two kinds
Or three kinds of modes realize the change of impedance, specific embodiment is as follows:
Mode one: change panel plate thickness；Equipment common mounting panel 4 and drop front 1 are subjected to bolt by mounting hole 9
7 connections, wherein the plate thickness of drop front 1 can be adjusted according to the model and size of installation equipment.After drop front installation
Base construction is as shown in Figure 7.
Mode two: change web plate thickness；Movable web 2 and web 6 are bolted by mounting hole 9, wherein living
The plate thickness of dynamic web 2 can be adjusted according to the model and size of installation equipment.Base construction such as Fig. 8 after movable web installation
It is shown.
Mode three: change bracket spacing；Adjustable bracket 3 is installed in the conduit between two adjacent fixed brackets 5, and
Adjustable bracket 3 is bolted with common mounting panel 4 and web 6 by mounting hole 9.Adjustable bracket installation part
Schematic diagram is as shown in figure 9, base construction is as shown in Figure 10 after adjustable bracket installation.
To sum up, the invention discloses a kind of impedance variable base constructions for being mainly used for equipment installation.The base construction by
Equipment common mounting panel, web, fixed anti-tripping bracket constitute base construction main body, by drop front, movable web, are adjusted
Bracket is bolted, and constitutes impedance variable base construction with base construction main body.It is arranged between two adjacent fixed brackets
There is the conduit for installing adjustable bracket, conduit is set to the centre bit of panel and web (between two adjacent fixed brackets)
It sets, and is provided with the mounting hole for fixedly adjustable section bracket in conduit.Equipment common mounting panel and drop front it is corresponding
At position, equipped with the mounting hole installed for equipment and connected between the two.And the corresponding position of web and movable web is equipped with
Mounting hole for connecting between the two.Drop front and movable web are realized and equipment common mounting panel by interior corner bolt
With being fixedly connected for web.The configuration of the present invention is simple, it is easy for installation, impedance flexible adjustment, have a wide range of application, so that base construction is existed
While bearing Dynamic And Static Loads, transferring structure and equipment room the interaction load of equipment, limits and equipment is suppressed to be transmitted
Vibration, have good economy and wide application prospect.
Claims (1)
1. a kind of impedance variable base construction peculiar to vessel, it is characterised in that: including public by fixed web connected vertically and equipment
The base construction master of installation panel, the fixation anti-tripping bracket composition being uniformly arranged between fixed web and common mounting panel
Body is respectively arranged with a slot on the fixation web between two neighboring fixed anti-tripping bracket and on equipment common mounting panel
Road is provided with adjustable bracket in two orthogonal conduits, and the fixed web outer end face is provided with dismountable activity
Web is provided with dismountable drop front on the equipment common mounting panel；The fixed web outer end face is provided with can
The movable web of disassembly refers to: on fixed web be respectively arranged with mounting hole on movable web and the two is bolted；
Adjustable bracket is provided in two orthogonal conduits to refer to: column peace is respectively arranged on two orthogonal conduits
Hole is filled, adjustable bracket is connect by bolt with any corresponding mounting hole with two orthogonal conduits, and mounting hole is passed through
Equipment common mounting panel and drop front are bolted, wherein the plate thickness of drop front can be according to installation equipment
Model and size are adjusted；Movable web and fixed web are bolted by mounting hole, wherein movable web
Plate thickness can be adjusted according to the model and size of installation equipment；Adjustable bracket is installed on two adjacent fixed anti-tripping brackets
Between conduit in, and adjustable bracket and common mounting panel and fixed web are bolted by mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710411378.4A CN107215446B (en) | 2017-06-05 | 2017-06-05 | A kind of impedance variable base construction peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710411378.4A CN107215446B (en) | 2017-06-05 | 2017-06-05 | A kind of impedance variable base construction peculiar to vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107215446A CN107215446A (en) | 2017-09-29 |
| CN107215446B true CN107215446B (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710411378.4A Active CN107215446B (en) | 2017-06-05 | 2017-06-05 | A kind of impedance variable base construction peculiar to vessel |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108528631B (en) * | 2018-05-23 | 2024-01-26 | 武汉麦康德设备有限公司 | Five-bucket stacked pump set vibration isolation base for ship |
| CN108609149B (en) * | 2018-06-29 | 2023-06-27 | 中国船舶重工集团公司第七一九研究所 | Impedance device for limiting |
| CN108622363B (en) * | 2018-06-29 | 2023-12-26 | 中国船舶重工集团公司第七一九研究所 | Protective device for limiting |
| CN111470019A (en) * | 2020-03-02 | 2020-07-31 | 中国舰船研究设计中心 | Marine double-web vibration isolation and noise reduction base |
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|---|---|---|---|---|
| CN104044724A (en) * | 2014-06-17 | 2014-09-17 | 江苏省镇江船厂（集团）有限公司 | Combination vibration reduction base for ship |
| CN105217007A (en) * | 2015-11-04 | 2016-01-06 | 中国船舶重工集团公司第七○二研究所 | Doubling plate posture composite structure vibro-damping mount |
| CN205387785U (en) * | 2016-03-14 | 2016-07-20 | 中国十九冶集团有限公司 | Combined H-shaped steel |
| CN106013597A (en) * | 2016-05-30 | 2016-10-12 | 大冶市金信钢结构有限公司 | Steel structure supporting beam |
| CN106143859A (en) * | 2015-03-26 | 2016-11-23 | 中国舰船研究设计中心 | A kind of surface vessel shock resistance type base construction |
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2017
- 2017-06-05 CN CN201710411378.4A patent/CN107215446B/en active Active
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|---|---|---|---|---|
| CN104044724A (en) * | 2014-06-17 | 2014-09-17 | 江苏省镇江船厂（集团）有限公司 | Combination vibration reduction base for ship |
| CN106143859A (en) * | 2015-03-26 | 2016-11-23 | 中国舰船研究设计中心 | A kind of surface vessel shock resistance type base construction |
| CN105217007A (en) * | 2015-11-04 | 2016-01-06 | 中国船舶重工集团公司第七○二研究所 | Doubling plate posture composite structure vibro-damping mount |
| CN205387785U (en) * | 2016-03-14 | 2016-07-20 | 中国十九冶集团有限公司 | Combined H-shaped steel |
| CN106013597A (en) * | 2016-05-30 | 2016-10-12 | 大冶市金信钢结构有限公司 | Steel structure supporting beam |
Non-Patent Citations (1)
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| 平台基座结构参数对艇体振动声辐射影响分析;张彤彤等;《声学技术》;20161031;181-185 |
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| CN107215446A (en) | 2017-09-29 |
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