CN207579237U - A kind of vibration isolation shock resistance sandwich plate - Google Patents
A kind of vibration isolation shock resistance sandwich plate Download PDFInfo
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- CN207579237U CN207579237U CN201721386413.3U CN201721386413U CN207579237U CN 207579237 U CN207579237 U CN 207579237U CN 201721386413 U CN201721386413 U CN 201721386413U CN 207579237 U CN207579237 U CN 207579237U
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- panel
- shock resistance
- vibration isolation
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- pipe
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Abstract
The utility model discloses a kind of vibration isolation shock resistance sandwich plate, the sandwich structure including the first panel being arranged in parallel and second panel and between first panel and second panel, sandwich structure includes：Several pipes, several pipes are arranged in parallel；Several first cushion blocks, the end face of several first cushion blocks are fixedly connected with first panel, and the other end of several first cushion blocks is respectively formed the first cancave cambered surface, and side of every one first cancave cambered surface respectively with a pipe is fixedly connected；Several second cushion blocks, the end face of several second cushion blocks are fixedly connected with second panel, and the other end of several second cushion blocks is respectively formed the second cancave cambered surface, and opposite side of every one second cancave cambered surface respectively with a pipe matches；If being fixedly connected between second panel and each pipe by bolt stem, if bolt stem sequentially passes through second panel, the second cushion block and pipe.The utility model has preferable vibration isolation shock resistance by metal decking, cushion block and pipe laminboard layer composition.
Description
Technical field
Technical field more particularly to a kind of shock resistance sandwich plate the utility model is related to sandwich plate.
Background technology
In recent years, Sandwich structure due to light weight, specific strength is high, anti-flexion capabilities are strong, endurance, vibration isolation and anti-
The advantages that impact, by the extensive concern of domestic and international project circle.
It hits in optimization design in traditional vibration shock isolation carried out to harden structure, often improves by increasing construction weight
Vibration shock isolation hits performance, but the weight of structure is an important factor for influencing ship performance and construction cost, only by increasing weight
It is limited and unpractical to improve vibration and shock resistance.
Utility model content
It is led to the problem of for above-mentioned, the purpose of this utility model is to provide a kind of vibration isolation shock resistance sandwich plates.
To achieve these goals, the technical solution that the utility model is taken is：
A kind of vibration isolation shock resistance sandwich plate, wherein, including the first panel being arranged in parallel and second panel and positioned at institute
The sandwich structure between first panel and the second panel is stated, the sandwich structure includes：Several pipes, several pipes
It is arranged in parallel；Several first cushion blocks, the end face of several first cushion blocks are fixedly connected with the first panel, Ruo Gansuo
The other end for stating the first cushion block is respectively formed the first cancave cambered surface, each first cancave cambered surface side with a pipe respectively
It is fixedly connected；Several second cushion blocks, the end face of several second cushion blocks are fixedly connected with the second panel, Ruo Gansuo
The other end for stating the second cushion block is respectively formed the second cancave cambered surface, and each second cancave cambered surface is another with a pipe respectively
Side matches；If being fixedly connected between the second panel and each pipe by bolt stem, several bolts are successively
Through the second panel, second cushion block and the pipe.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, lead between the first panel, first cushion block and the pipe
It crosses and is welded and fixed connection.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, it is solid by welding between the second panel and second cushion block
Fixed connection.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, the bolt uniform ground wire on the center line of each pipe
Property arrangement.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, several counter sinks are offered in the second panel, the bolt is
Dormant bolt.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, the pipe, the first panel, the second panel, described
One cushion block and second cushion block use metal material.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, damping material is filled in the sandwich structure.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, the thickness of the first panel and the second panel is 6~
20mm, the thickness of the sandwich structure are 100~500mm, and the spacing between the every two adjacent pipes is 300~800mm.
Above-mentioned vibration isolation shock resistance sandwich plate, wherein, the vibration isolation shock resistance sandwich plate is suitable for ship power plant base
Seat board frame or buoyant raft raft frame.
As a result of above-mentioned technology, the good effect for being allowed to have compared with prior art is the utility model：
(1) the utility model has preferable vibration isolation impact resistance by metal decking, cushion block and pipe laminboard layer composition
Energy.
Description of the drawings
Fig. 1 is the schematic diagram of the vibration isolation shock resistance sandwich plate of the utility model.
Fig. 2 is main effect of each design parameter to measuring point peak acceleration of the vibration isolation shock resistance sandwich plate of the utility model
Figure.
Fig. 3 is main effect of each design parameter to measuring point maximum displacement of the vibration isolation shock resistance sandwich plate of the utility model
Figure.
Fig. 4 is the increase rubber filling object post-acceleration response diagram of the vibration isolation shock resistance sandwich plate of the utility model.
Fig. 5 be the utility model vibration isolation shock resistance sandwich plate and etc. quality conventional interlayer grillage impact acceleration response
Figure.
In attached drawing：1st, first panel；2nd, second panel；3rd, pipe；4th, the first cushion block；5th, the second cushion block；A1, pipe 3
Spacing；The thickness of A2, sandwich structure；The thickness of A3, first panel 1；The thickness of A4, second panel 2；The wall thickness of A5, pipe 3；
S1, triangle shock loading time history；S2, etc. quality conventional interlayer grillage acceleration responsive time history；S3, vibration isolation anti-impact
Hit the corresponding time history of sandwich plate acceleration.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
Fig. 1 is the schematic diagram of the vibration isolation shock resistance sandwich plate of the utility model, shown in Figure 1, show it is a kind of compared with
The vibration isolation shock resistance sandwich plate of good embodiment, including：The first panel 1 and second panel 2 that are arranged in parallel and positioned at the first face
Sandwich structure between plate 1 and second panel 2.
In addition, as a kind of preferred embodiment, sandwich structure includes：Several pipes 3, several pipes 3 are arranged in parallel.
In addition, as a kind of preferred embodiment, sandwich structure includes：Several first cushion blocks 4, several first cushion blocks 4
End face is fixedly connected with first panel 1, and the other ends of several first cushion blocks 4 is respectively formed the first cancave cambered surface, and every one first
Side of the cancave cambered surface respectively with a pipe 3 is fixedly connected.
Further, as a kind of preferred embodiment, sandwich structure includes：Several second cushion blocks 5, several second cushion blocks 5
End face be fixedly connected with second panel 2, the other ends of several second cushion blocks 5 is respectively formed the second cancave cambered surface, every 1
Opposite side of two cancave cambered surfaces respectively with a pipe 3 matches.
Further, as a kind of preferred embodiment, sandwich structure includes：Lead between second panel 2 and each pipe 3
If crossing bolt stem 6 to be fixedly connected, if bolt stem 6 sequentially passes through second panel 2, the second cushion block 5 and pipe 3.By bolt 6 by
Two panels 2 are fixed on several pipes 3 so as to form sandwich plate.
In addition, as a kind of preferred embodiment, by being welded and fixed between first panel 1, the first cushion block 4 and pipe 3
Connection, shown in Figure 1, the leg of first panel 1 extends to circle from the side of first cushion block of the surface of first panel 14
The lateral surface of pipe 3, and the left and right sides of pipe 3 is welded and fixed.
In addition, as a kind of preferred embodiment, it is fixedly connected by welding between 2 and second cushion block 5 of second panel, it please
Shown in Figure 1, the leg of second panel 2 extends to the side of the second cushion block 5, and the second cushion block 5 from the surface of second panel 2
The left and right sides be welded and fixed.
In addition, as a kind of preferred embodiment, the equably linear arrangement on the center line of each pipe 3 of bolt 6.
It these are only the utility model preferred embodiment, not thereby limit the embodiment and protection of the utility model
Range.
The utility model also has on the basis of the above is implemented as follows mode：
In the further embodiment of the utility model, several counter sinks are offered in second panel 2, bolt 6 is countersunk head spiral shell
Bolt, dormant bolt match with the counter sink in second panel 2 so that the coplanar flat of sandwich plate.
In the further embodiment of the utility model, pipe 3, first panel 1, second panel 2, the first cushion block 4 and second
Cushion block 5 uses metal material.
In the further embodiment of the utility model, rubber can be used filled with damping material, damping material in sandwich structure
The materials such as glue.
In the further embodiment of the utility model, the thickness of first panel 1 and second panel 2 is 6~20mm, sandwich
The thickness of structure is 100~500mm, and the spacing between every two adjacent pipes is 300~800mm.
In the further embodiment of the utility model, vibration isolation shock resistance sandwich plate is suitable for ship power plant pedestal grillage
Or buoyant raft raft frame.
Illustrate the manufacturing method of the utility model below：
(1) several first cushion blocks 4 are set in parallel in first panel 1, while several pipes 3 will be separately positioned on
In first cancave cambered surface of the first cushion block 4, and first panel 1, the first cushion block 4 and pipe 3 are welded together.
(2) several second cushion blocks 5 are set in parallel in second panel 2, it is ensured that the position of the second cushion block 5 and the first pad
The position of block 4 is corresponding, and 2 and second cushion block 5 of second panel is welded together.
(3) several threaded holes are opened up, while second on center line of the pipe 3 relative to the opposite side of the first cushion block 4
Several counter sinks are opened up on panel 2, counter sink runs through 2 and second cushion block 5 of second panel, the position of counter sink and the position of threaded hole
It puts corresponding.
(4) first panel 1 and second panel 2 are aligned, are fixed first panel 1 and second panel 2 by dormant bolt
Connection, assembling finish.
Fig. 2 is main effect of each design parameter to measuring point peak acceleration of the vibration isolation shock resistance sandwich plate of the utility model
Figure, Fig. 3 is each design parameter of the vibration isolation shock resistance sandwich plate of the utility model to the main effect figure of measuring point maximum displacement, Fig. 4
It is the increase rubber filling object post-acceleration response diagram of the vibration isolation shock resistance sandwich plate of the utility model, Fig. 5 is the utility model
Vibration isolation shock resistance sandwich plate and etc. quality conventional interlayer grillage impact acceleration response diagram, refer to shown in Fig. 2 to Fig. 5.
Three adjacent pipes 3 are chosen, being evenly arranged 5 measuring points along the centerline direction of every pipe 3 supplies 15 surveys
Point, establishes the vibration isolation shock resistance sandwich plate frequency response numerical model of the utility model, analyze first panel 1 thickness A 3, the
The thickness A 4 of two panels 2, the wall thickness A5 of pipe 3 as sandwich, the thickness A 2 of sandwich structure and adjacent pipe 3 spacing A1
This 5 design parameters are to bottom panel measuring point average acceleration, the sensitivity of speed responsive.
For the acceleration responsive of vibration isolation shock resistance sandwich plate bottom measuring point, the slope of the main effect figure of 5 design parameters
It is all negative, it is meant that the increase of each design parameter can all reduce the acceleration of measuring point, in terms of the slope size in Fig. 2, increase
The thickness A 3 of the spacing A1 of the pipe 3 and wall thickness A5 of pipe 3 adjustment first panels 1 opposite to the acceleration effect for reducing measuring point,
The thickness A 4 of second panel 2 and the thickness A 2 of sandwich structure become apparent from.Meanwhile vibration isolation shock resistance sandwich plate is as a kind of structure branch
Support member, the rigidity of its own are also an important indicator, and the spacing A1 of excessive pipe 3 can so that vibration isolation shock resistance sandwich plate is firm
Degree is insufficient, and vibration deformation is excessive, and the similary equipment that influences uses.
The main effect line of the spacing A1 of pipe 3 in Fig. 3 is positive slope, that is, the spacing A1 for increasing pipe 3 can increase measuring point
Vibration displacement response, meanwhile, the main effect line slope of the spacing A1 of pipe 3 is maximum, this design parameter is to vibration isolation shock resistance
The influence of sandwich plate vibration displacement is also maximum.
To sum up, acceleration and displacement to be taken into account for the Vibration Absorption Designing of vibration isolation shock resistance sandwich plate, for vibration isolation shock resistance
Sandwich plate is typically designed parameter and carries out vibration acceleration, displacement biobjective scheduling, and one group of obtained preferably parameter is：First face
The thickness of plate 1 is 8mm, and the thickness of second panel 2 is 8mm, and pipe 3 is spaced about 550mm, and the height of sandwich structure is about
280mm, the wall thickness of pipe 3 is 8mm, and the model of pipe 3 selects DN250x8.
If vibration isolation shock resistance sandwich plate is used for the raft frame of dynamic power machine buoyant raft, it is also necessary to be carried out according to the quality of mechanical equipment
Matched design, the damping materials such as filled rubber into sandwich structure further improve its anti-vibration performance while controlling quality.One
As the mass ratio of raft frame and mechanical equipment control 25%~45%.
Fig. 4 show the vibration isolation shock resistance sandwich plate of a simply supported on four sides, under 1000N excitations, filled rubber and without filling
When the response of plate central acceleration comparison, the medium-high frequency acceleration responsive of the vibration isolation shock resistance sandwich plate of rubber filling is substantially better than
Packless vibration isolation shock resistance sandwich plate.
With according to German BV0430-85 specifications, shock input spectrum is converted to triangle acceleration time change course to one
Vibration isolation shock resistance sandwich plate and first-class quality conventional interlayer grillage carry out Impulsive load on time domain scale, investigate two kinds of sandwich plates
Center maximum acceleration response.The length and width of vibration isolation shock resistance sandwich plate be 1500x1500mm, the size Φ 108x4mm of pipe 3,
The plate thickness 12mm of sandwich plate first panel 1, the plate thickness 10mm of second panel 2.Etc. quality conventional interlayer grillage length and width, plate thickness
Identical with pipe sandwich plate, supporting rib size is obtained by 3 grade mass conversions of pipe.As shown in figure 5, show that triangle impact carries
Lotus time history S1, etc. quality conventional interlayer grillage acceleration responsive time history S2 and vibration isolation shock resistance sandwich plate acceleration phase
Time history S3 is answered, wherein, vibration isolation shock resistance sandwich plate shock response peak acceleration is significantly less than conventional interlayer grillage, has
Good shock resistance.
It these are only the utility model preferred embodiment, not thereby limit the embodiment and protection of the utility model
Range to those skilled in the art, should can appreciate that all with the utility model specification and diagramatic content institute
The equivalent replacement made and obviously change obtained scheme, the scope of protection of the utility model should all be included in
It is interior.
Claims (9)
1. a kind of vibration isolation shock resistance sandwich plate, which is characterized in that including the first panel being arranged in parallel and second panel and position
Sandwich structure between the first panel and the second panel, the sandwich structure include：
Several pipes, several pipes are arranged in parallel；
Several first cushion blocks, the end face of several first cushion blocks are fixedly connected with the first panel, and several described
The other end of one cushion block is respectively formed the first cancave cambered surface, and side of each first cancave cambered surface respectively with a pipe is fixed
Connection；
Several second cushion blocks, the end face of several second cushion blocks are fixedly connected with the second panel, and several described
The other end of two cushion blocks is respectively formed the second cancave cambered surface, each second cancave cambered surface opposite side phase with a pipe respectively
Matching；
If being fixedly connected between the second panel and each pipe by bolt stem, several bolts sequentially pass through institute
State second panel, second cushion block and the pipe.
2. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the first panel, first pad
It is fixedly connected by welding between block and the pipe.
3. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the second panel and second pad
It is fixedly connected by welding between block.
4. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the bolt is in each pipe
Equably linear arrangement on center line.
5. the vibration isolation shock resistance sandwich plate according to claim 1 or 4, which is characterized in that offered in the second panel
Several counter sinks, the bolt are dormant bolt.
6. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the pipe, the first panel, institute
It states second panel, first cushion block and second cushion block and uses metal material.
7. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that filled with damping in the sandwich structure
Material.
8. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the first panel and second face
The thickness of plate is 6~20mm, and the thickness of the sandwich structure is 100~500mm, between the every two adjacent pipes between
Away from for 300~800mm.
9. vibration isolation shock resistance sandwich plate according to claim 1, which is characterized in that the vibration isolation shock resistance sandwich plate is applicable in
In ship power plant pedestal grillage or buoyant raft raft frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721386413.3U CN207579237U (en) | 2017-10-25 | 2017-10-25 | A kind of vibration isolation shock resistance sandwich plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721386413.3U CN207579237U (en) | 2017-10-25 | 2017-10-25 | A kind of vibration isolation shock resistance sandwich plate |
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| Publication Number | Publication Date |
|---|---|
| CN207579237U true CN207579237U (en) | 2018-07-06 |
Family
ID=62729374
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721386413.3U Active CN207579237U (en) | 2017-10-25 | 2017-10-25 | A kind of vibration isolation shock resistance sandwich plate |
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| Country | Link |
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| CN (1) | CN207579237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009619A (en) * | 2020-09-03 | 2020-12-01 | 中国人民解放军海军工程大学 | Tuning particle damping type floating raft |
-
2017
- 2017-10-25 CN CN201721386413.3U patent/CN207579237U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009619A (en) * | 2020-09-03 | 2020-12-01 | 中国人民解放军海军工程大学 | Tuning particle damping type floating raft |
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