CN204439317U - Shaketalle test model casing - Google Patents
Shaketalle test model casing Download PDFInfo
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- CN204439317U CN204439317U CN201520162532.5U CN201520162532U CN204439317U CN 204439317 U CN204439317 U CN 204439317U CN 201520162532 U CN201520162532 U CN 201520162532U CN 204439317 U CN204439317 U CN 204439317U
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Abstract
The utility model discloses a kind of shaketalle test model casing, relate to the model casing device field for underground structure vibration bench test.This shaketalle test model casing involving vibrations platform and the model casing be fixed on described shaking table, also comprise at least three support posts for installing described model casing, described model casing comprises stiff baseplate and stratiform casing, layered casing comprises at least two-layer vertical framework equidistantly arranged in parallel, and at least two-layer described framework is arranged at least three described support posts stackedly.Be fixed on the architecture basics of shaking table at original model casing, the application has set up at least three support posts for installing model casing, not arrange on a vibration table because these support posts are placed in ground, therefore the force of gravity of whole model casing gives ground, thus eliminates the requirement of model casing deadweight to shaking table load.
Description
Technical field
The utility model relates to the model casing device field for underground structure vibration bench test, particularly relates to a kind of shaketalle test model casing.
Background technology
Utilize shaketalle test to simulate when relating to the seismic response in half wireless place, the rationality of mold box configuration structural form on test findings for splendid attire model has larger impact, and therefore, the container containing used must the semiinfinite of ground foundation simulation soil.The detrusion model casing generally adopted at present simulates the semiinfinite of foundation soil better relative to previous rigid mould molding box and cylindrical shape flexible die molding box.In deepwater drilling operation, comparatively large to the requirement of shaking table load in the weight demands simulation test of the deadweight larger due to model casing and tubing string, and friction force between the inertia that in simulation test, shear model box is larger and model casing main body each layer framework limits on the native Dynamic response impact of simulation the similarity degree that model casing simulates for foundation soil semiinfinite.
Based on the above, need a kind of new shaketalle test model casing badly, to solve the larger requirement of existing model in shaking table test case deadweight to shaking table load, model casing inertia has an impact to simulate effect, and the friction force between model casing framework is to problems such as simulate effect have an impact.
Utility model content
One of the purpose of this utility model proposes a kind of shaketalle test model casing, and this shaketalle test model casing can reduce the requirement of model casing deadweight to shaking table load in vibration test.
Two of the purpose of this utility model proposes a kind of shaketalle test model casing, and this shaketalle test model casing can reduce the impact that between each layer framework of model in shaking table test case, friction force produces simulate effect.
Three of the purpose of this utility model proposes a kind of shaketalle test model casing, and this shaketalle test model casing can reduce the impact that model in shaking table test case inertia produces simulate effect.
For reaching this object, the utility model by the following technical solutions:
The utility model provides a kind of shaketalle test model casing, involving vibrations platform and the model casing be fixed on described shaking table, also comprise at least three support posts for installing described model casing, described model casing comprises stiff baseplate and stratiform casing, layered casing comprises at least two-layer framework, and at least two-layer described framework is arranged at least three support posts stackedly.
As a kind of preferred version, at least two-layer described frame vertical straight is stacked and arranged in parallel at equal intervals.
As a kind of preferred version, described shaketalle test model casing also comprises base, and described base is fixed on the top of described shaking table, described base is provided with the mounting hole for installing at least three described support posts.
As a kind of preferred version, described shaketalle test model casing also comprises the locating rack for relative position between fixing at least three described support posts, described locating rack is hollow closed circle, described locating rack madial wall is along the circumferential direction provided with at least three grooves, and at least three described support post vertical snaps are at least three described grooves.
As a kind of preferred version, every layer of described framework is slidably connected by sliding connecting device and at least three described support posts.
As a kind of preferred version, described sliding connecting device comprise at least three connect steel poles, at least three ball bearing and with at least two-layer described framework at least two smooth circular plates with chute one to one, every layer of described framework at least three of evenly being arranged by its outward flange are connected steel poles and are connected with at least three ball bearing, at least three described ball bearing are slidably mounted in the chute of described smooth circular plate, and described smooth circular plate is welded on described support post.
As a kind of preferred version, between at least two-layer described framework, adopt four PVC film bands be evenly arranged or rope serial connection.
As a kind of preferred version, described support post is provided with at least two for installing the shelf of described smooth circular plate.
As a kind of preferred version, described framework is Aluminum Hollow alloy closed circle.
The beneficial effects of the utility model are:
(1) the utility model provides a kind of shaketalle test model casing, involving vibrations platform and the model casing be fixed on described shaking table, also comprise at least three support posts for installing described model casing, described model casing comprises stiff baseplate and stratiform casing, layered casing comprises at least two-layer vertical framework equidistantly arranged in parallel, and at least two-layer described framework is arranged at least three described support posts stackedly.Be fixed on the architecture basics of shaking table at original model casing, the application has set up at least three support posts for installing model casing, not arrange on a vibration table because these support posts are placed in ground, therefore the force of gravity of whole model casing gives ground, thus eliminates the requirement of model casing deadweight to shaking table load.
(2) multistory frame of model casing is vertically placed and arranged in parallel at equal intervals, do not contact with each other between each layer framework of i.e. model casing, zerofriction force exists, only produce friction force between framework and smooth circular plate, friction force is less, thus reduce the impact that between each layer framework, friction force produces simulate effect, drastically increase the similarity degree of test simulation.
(3), because framework is Aluminum Hollow alloy closed circle, in shaketalle test during horizontal vibration, only there is each layer framework to carry out horizontal vibration, the lighter weight of framework in model casing, significantly reduce the impact that model casing inertia produces simulate effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shaketalle test model casing that the utility model preferred embodiment provides;
Fig. 2 is the structural representation of the smooth circular plate that the utility model preferred embodiment provides;
Fig. 3 is the side view of the smooth circular plate that the utility model preferred embodiment provides;
Fig. 4 is the structural representation of the column that the utility model preferred embodiment provides;
Fig. 5 is the side view of the column that the utility model preferred embodiment provides;
Fig. 6 is the vertical view of the column that the utility model preferred embodiment provides;
Fig. 7 is the structural representation of the framework that the utility model preferred embodiment provides;
Fig. 8 is the side view of the framework that the utility model preferred embodiment provides;
Fig. 9 is the structural representation of the base that the utility model preferred embodiment provides;
Figure 10 is the side view of the base that the utility model preferred embodiment provides;
Figure 11 is the structural representation of the locating rack that the utility model preferred embodiment provides;
Figure 12 is the side view of the locating rack that the utility model preferred embodiment provides.
In figure:
1, shaking table; 2, model casing; 3, support post; 4, steel pole is connected; 5, ball bearing; 6, shelf; 7, smooth circular plate; 8, base; 9, locating rack;
21, framework; 81, mounting hole; 91, groove.
Embodiment
The technical matters solved for making the utility model, the technical scheme of employing and the technique effect that reaches are clearly, be described in further detail below in conjunction with the technical scheme of accompanying drawing to the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those skilled in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Present embodiments provide a kind of shaketalle test model casing, its structure as shown in Figure 1, this shaketalle test model casing involving vibrations platform 1, be fixed on the model casing 2 on shaking table 1 and four cylindrical support columns 3 for installing model casing 2, preferably, four support posts 3 are square arrangement.The model casing of the application is not only fixed on a vibration table, and be arranged on four cylindrical support columns 3, not be arranged on shaking table 1 because these support posts 3 are placed in ground, therefore the force of gravity of whole model casing gives ground, thus eliminates the requirement of model casing deadweight to shaking table load.
In the present embodiment, preferably, model casing 2 comprises stiff baseplate and stratiform casing, and stratiform casing comprises 14 layers and vertically places and preferably adopt four PVC film bands be evenly arranged or rope serial connection between framework 21,14 layers of framework 21 arranged in parallel at equal intervals.So, the stratiform body structure of 14 layers of framework 21 component model case, for simulating splendid attire foundation soil.
In the present embodiment, preferably, as shown in Figures 4 to 6,14 layers of framework 21 are arranged on four support posts 3 stackedly, each support post 3 are provided with 14 for installing the shelf 6 of 14 smooth circular plates 7.As shown in Figure 7 and Figure 8, every layer of framework 21 is slidably connected by sliding connecting device and four support posts 3.As more preferably scheme, sliding connecting device comprise four connect steel column 4, four ball bearing 5 and with at least two-layer framework 21 at least two smooth circular plates 7 (see Fig. 2 and Fig. 3) with chute one to one, every layer of framework 21 four of evenly being arranged by its outward flange are connected steel columns 4 and are connected with four ball bearing 5, four ball bearing 5 are slidably mounted in the chute of smooth circular plate 7, and smooth circular plate 7 is welded on support post 3.Above-mentioned chute is the circle chute arranged along the circumferencial direction of smooth circular plate 7.The sliding connecting device of the application is not limited to above-mentioned rolling bearing 5 and the smooth circular plate 7 etc. with chute, can also be other sliding connection structures.
Do not contact with each other between each layer framework 21 due to above-mentioned model casing, zerofriction force exists, only produce friction force between framework 21 and smooth circular plate 7, friction force is less, thus reduce the impact that between each layer framework 21, friction force produces simulate effect, drastically increase the similarity degree of shaketalle test simulation.
In the present embodiment, preferably, framework 21 is Aluminum Hollow alloy closed circle, in shaketalle test during horizontal vibration, only there is each layer framework 21 to carry out horizontal vibration, the lighter weight of framework 21 in model casing, significantly reduce the impact that model casing inertia produces simulate effect.
Preferably, as shown in Figure 9 and Figure 10, shaketalle test model casing also comprises base 8, and base 8 is fixed on the top of shaking table 1, base 8 is provided with four for installing the mounting hole 81 of four support posts 3.By mounting hole 81, the firm installation realizing four support posts 3 is set.
Preferably, as is illustrated by figs. 11 and 12, shaketalle test model casing also comprises the locating rack 9 for fixing relative position between four support posts 3, locating rack 9 is preferably hollow closed circle, and be not limited to hollow closed circle, this locating rack 9 can alleviate the weight of model casing really, can also reduce production cost.
Locating rack 9 madial wall is along the circumferential direction provided with the mating shapes of four grooves, 91, four grooves 91 and four support posts 3, four support posts 3 can vertical snap in four grooves 91.Can be relatively fixing by the position of four support posts 3 by locating rack 9, avoid four support posts 3 and rock in shaketalle test, reduce the impact on simulate effect.
In the application, the quantity of support post is not limited to above-mentioned four, can also be other quantity of at least three; The quantity for the shelf installing smooth circular plate that the framework of stratiform casing, the smooth circular plate matched with installation frame and each support post are arranged is not limited to 14, and its quantity can also need adjust according to actual tests; In addition, the connection steel column of each sliding connecting device and the quantity of ball bearing are not limited to four, can also be other quantity of at least three, can meet and evenly arrange along annulus framework circumferencial direction.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (9)
1. a shaketalle test model casing, involving vibrations platform (1) and the model casing (2) be fixed on described shaking table (1), it is characterized in that: also comprise at least three support posts (3) for installing described model casing (2), described model casing (2) comprises stiff baseplate and stratiform casing, layered casing comprises at least two-layer framework (21), and at least two-layer described framework (21) is arranged at least three support posts (3) stackedly.
2. shaketalle test model casing according to claim 1, is characterized in that: at least two-layer described framework (21) is vertically stacked and arranged in parallel at equal intervals.
3. shaketalle test model casing according to claim 1 and 2, it is characterized in that: described shaketalle test model casing also comprises base (8), described base (8) is fixed on the top of described shaking table (1), described base (8) is provided with the mounting hole (81) for installing at least three described support posts (3).
4. shaketalle test model casing according to claim 3, it is characterized in that: described shaketalle test model casing also comprises the locating rack (9) for relative position between fixing at least three described support posts (3), described locating rack (9) is hollow closed circle, described locating rack (9) madial wall is along the circumferential direction provided with at least three grooves (91), at least three described support post (3) vertical snaps are at least three described grooves (91).
5. shaketalle test model casing according to claim 1, is characterized in that: every layer of described framework (21) is slidably connected by sliding connecting device and at least three described support posts (3).
6. shaketalle test model casing according to claim 5, it is characterized in that: described sliding connecting device comprises at least three and connects steel pole (4), at least three ball bearing (5) and with at least two-layer described framework (21) at least two smooth circular plates with chute (7) one to one, every layer of described framework (21) at least three of evenly being arranged by its outward flange are connected steel pole (4) and are connected with at least three ball bearing (5), at least three described ball bearing (5) are slidably mounted in the chute of described smooth circular plate (7), described smooth circular plate (7) is welded on described support post (3).
7. shaketalle test model casing according to claim 1, is characterized in that: adopt four PVC film bands be evenly arranged or rope serial connection between at least two-layer described framework (21).
8. shaketalle test model casing according to claim 6, is characterized in that: described support post (3) is provided with at least two for installing the shelf (6) of described smooth circular plate (7).
9. shaketalle test model casing according to claim 1, is characterized in that: described framework (21) is Aluminum Hollow alloy closed circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162532.5U CN204439317U (en) | 2015-03-20 | 2015-03-20 | Shaketalle test model casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162532.5U CN204439317U (en) | 2015-03-20 | 2015-03-20 | Shaketalle test model casing |
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| CN204439317U true CN204439317U (en) | 2015-07-01 |
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| CN201520162532.5U Expired - Fee Related CN204439317U (en) | 2015-03-20 | 2015-03-20 | Shaketalle test model casing |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738196A (en) * | 2016-04-08 | 2016-07-06 | 中铁西北科学研究院有限公司 | Vertically-loaded multilayer shear model box |
| CN105926691A (en) * | 2016-06-07 | 2016-09-07 | 太原理工大学 | Large cascaded shear model box internally provided with electromagnetic damping devices, and use method thereof |
| CN106813887A (en) * | 2015-12-02 | 2017-06-09 | 中国石油大学(北京) | One kind layering brace type detrusion experimental provision |
| CN106940235A (en) * | 2017-03-07 | 2017-07-11 | 北京工业大学 | The shake table model clay case experimental rig of fast changeable model casing |
| CN110207917A (en) * | 2019-06-25 | 2019-09-06 | 上海航空材料结构检测股份有限公司 | Axial oscillations fatigue test device and clamping method, test macro and calibration method |
| CN111855120A (en) * | 2020-07-28 | 2020-10-30 | 广西大学 | Suspended layered shearing model box device |
-
2015
- 2015-03-20 CN CN201520162532.5U patent/CN204439317U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813887A (en) * | 2015-12-02 | 2017-06-09 | 中国石油大学(北京) | One kind layering brace type detrusion experimental provision |
| CN105738196A (en) * | 2016-04-08 | 2016-07-06 | 中铁西北科学研究院有限公司 | Vertically-loaded multilayer shear model box |
| CN105926691A (en) * | 2016-06-07 | 2016-09-07 | 太原理工大学 | Large cascaded shear model box internally provided with electromagnetic damping devices, and use method thereof |
| CN105926691B (en) * | 2016-06-07 | 2017-11-03 | 太原理工大学 | The large-scale stacking shear model box and its application method of built-in electromagnetic damping device |
| CN106940235A (en) * | 2017-03-07 | 2017-07-11 | 北京工业大学 | The shake table model clay case experimental rig of fast changeable model casing |
| CN110207917A (en) * | 2019-06-25 | 2019-09-06 | 上海航空材料结构检测股份有限公司 | Axial oscillations fatigue test device and clamping method, test macro and calibration method |
| CN111855120A (en) * | 2020-07-28 | 2020-10-30 | 广西大学 | Suspended layered shearing model box device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |