CN108414731A - The geotechnical centrifuge structure of single-layer layout - Google Patents
The geotechnical centrifuge structure of single-layer layout Download PDFInfo
- Publication number
- CN108414731A CN108414731A CN201810431755.5A CN201810431755A CN108414731A CN 108414731 A CN108414731 A CN 108414731A CN 201810431755 A CN201810431755 A CN 201810431755A CN 108414731 A CN108414731 A CN 108414731A
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- Prior art keywords
- centrifuge
- permanent magnet
- magnet synchronous
- synchronous motor
- geotechnical centrifuge
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- 239000002356 single layer Substances 0.000 title claims abstract description 43
- 230000001360 synchronised effect Effects 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 21
- 239000010687 lubricating oil Substances 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 8
- 230000002459 sustained effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
Abstract
The invention discloses the geotechnical centrifuge structure of single-layer layout, single layer layout structure is compacter, civil engineering scale is smaller, construction period are shorter, and the construction cost of entire centrifuge substantially reduces；The integrated design of centrifuge transmission system and drive system, AC permanent magnet synchronous motor, transmission system are merged, output torque and rotating speed by the way of directly driving, compared with traditional " motor+retarder " indirect drive manner, required installation space is smaller, and structure is compacter, transmission efficiency higher, and AC permanent magnet synchronous motor control accuracy is higher, safeguards simple；Instrument room is mounted on pivoted arm corresponding position by mounting base；The utilization rate of instrument room bulk all greatly improves the adaptability and versatility of installing component, can preferably meet the installation requirements of required component when centrifuge operation.
Description
Technical field
The invention belongs to a kind of geotechnical centrifuge technical fields, and in particular to the geotechnical centrifuge structure of single-layer layout.
Background technology
High-shrinkage is placed in than soil mechanics model in high centrifugal field by geotechnical centrifuge, certainly using super gravity field accurate reproduction prototype
Weight stress condition, and then reappear the practical distortion mechanism and destructive characteristics in geotechnical study, it is that geotechnique, geotechnical engineering etc. are ground
Study carefully the important equipment in field.Geotechnical centrifuge has been widely used for civil engineering, coastal engineering, earthquake disaster, traffic at present
The research in the fields such as engineering plays great impetus to the infrastructure and development of country.
Currently, domestic geotechnical centrifuge is since its structure composition causes integral layout to be broadly divided into upper, middle and lower-ranking,
As shown in Figure 1, and in different levels mounting arrangements different function component and equipment.In general, installing instrument on upper layer
Cabin, collecting ring etc., middle level for installing pivoted arm, lower instrument room, transmission system etc., lower layer install motor, retarder, shaft coupling,
Lubricating-oil Station, hydraulic slip ring etc..
The shortcomings that above-mentioned centrifuge layout is：Centrifuge respectively forms layout relative distribution, and civil engineering is larger, causes in soil
It is higher to build aspect input so that the construction cost of centrifuge whole system increases.
The reason of leading to disadvantages mentioned above is：(1) centrifuge is come using driving indirectly, i.e. mode of the direct current generator with retarder
Centrifuge is driven, the motor and retarder size of this type of drive are larger, need larger installation space；(2) centrifuge is adopted
It is separately separated design with transmission system, drive system (motor, retarder etc.), the two does not consider respective function and knot in design
Further fusion on structure；(3) the reserved upper instrument room of centrifuge, lower instrument room are for installing equipment, not to the installation of equipment sky
Between optimize configuration, cause instrument room, lower instrument room size larger, occupy certain installation space；(4) hydraulic pressure is slided
The size of ring, Lubricating-oil Station etc. can be advanced optimized in the case where meeting performance indicator, and then reduce installation space.
Invention content
The purpose of the present invention is that the geotechnical centrifuge structure for providing single-layer layout to solve the above-mentioned problems.
The present invention is achieved through the following technical solutions above-mentioned purpose：
The geotechnical centrifuge structure of single-layer layout, including：
Earth structure,
Single layer machine room, single layer machine room are set to the inside of earth structure；
Centrifuge, centrifuge are installed on earth structure, are placed in single layer interior thereof.
Centrifuge single layer layout structure includes that pivoted arm, transmission system, instrument room etc. are mounted in machine room, is not required to strategic point
Lower room (lower layer) and upper layer；Compared with centrifuge traditional three layers or two layers of layout structure, single layer layout structure is compacter, native
Build that scale is smaller, construction period are shorter, the construction cost of entire centrifuge substantially reduces.
Further, geotechnical centrifuge structure is set to single layer machine room lower part and is set to inside earth structure
Foundation pit, foundation pit is connected to single layer machine room.
Further, geotechnical centrifuge structure further includes the ventilation shaft being set to inside earth structure, ventilation shaft point
It is not connected to single layer machine room and foundation pit and is connected to outside again.
Specifically, centrifuge includes instrument room, pivoted arm, transmission system, AC permanent magnet synchronous motor, pedestal, transmission system
Including main shaft, bearing, pedestal is fixedly mounted on earth structure and is located at foundation pit top, and the outer ring of bearing is fixed on pedestal,
AC permanent magnet synchronous motor includes rotor and stator, and stator and the pedestal of AC permanent magnet synchronous motor are connected by screw, exchange
The rotor of permanent magnet synchronous motor is connect by expansion set with main shaft, and bearing is set with and is fixed on main shaft, the upper end of main shaft and pivoted arm
Lower part is fixedly connected, and instrument room is mounted on pivoted arm.
The integrated design of centrifuge transmission system and drive system melts AC permanent magnet synchronous motor, transmission system
It is combined, output torque and rotating speed by the way of directly driving, with traditional " motor+retarder " indirect drive manner phase
Than, required installation space is smaller, and structure is compacter, transmission efficiency higher, and AC permanent magnet synchronous motor control accuracy is higher,
It safeguards simple.
Further, centrifuge further includes synchronous belt retarder, and belt is equipped on the rotor of AC permanent magnet synchronous motor
Wheel, synchronous belt retarder be mounted on AC permanent magnet synchronous motor shell lower end and on the rotor of AC permanent magnet synchronous motor
Belt pulley is connected by belt.
Further, centrifuge further includes hydraulic slip ring, and hydraulic slip ring is mounted on pedestal, and a part stretches into foundation pit
In, the rotor of hydraulic slip ring and AC permanent magnet synchronous motor connects.
Specifically, instrument room includes cabin shell, multiple laminates, mounting base, multigroup bearing, and one end of mounting base, which is fixed on, to be turned
On arm, the other end of mounting base is connect with the bottom of cabin shell, and multigroup bearing is provided in the shell of cabin, and every group of bearing includes two
Bearing, two bearings in every group of bearing are arranged at the sustained height on the case inside wall of cabin, the both ends point of a laminate
It is not placed on one group of holder top.
Instrument room is mounted on pivoted arm corresponding position by mounting base, is divided by laminate inside instrument room several relatively only
Vertical space, the component for installing different function so that mutual indepedent, non-interference between each component；In addition between each laminate
Distance can be adjusted according to demand, to adapt to various sizes of installing component；The utilization rate of instrument room bulk, to peace
The adaptability and versatility for filling component all greatly improve, and can preferably meet the installation requirements of required component when centrifuge operation.
Preferably, pedestal is round-like structure.
Further, geotechnical centrifuge structure further includes Lubricating-oil Station, and Lubricating-oil Station is mounted on pedestal.
The beneficial effects of the present invention are：
The geotechnical centrifuge structure of the single-layer layout of the present invention：
1, centrifuge single layer layout structure includes that pivoted arm, transmission system, instrument room etc. are mounted in machine room, does not need
Basement (lower layer) and upper layer；Compared with centrifuge traditional three layers or two layers of layout structure, single layer layout structure is compacter,
Civil engineering scale is smaller, construction period are shorter, and the construction cost of entire centrifuge substantially reduces；
2, the integrated design of centrifuge transmission system and drive system, i.e., AC permanent magnet synchronous motor, transmission system
It is merged, output torque and rotating speed by the way of directly driving, with traditional " motor+retarder " indirect drive manner phase
Than, required installation space is smaller, and structure is compacter, transmission efficiency higher, and AC permanent magnet synchronous motor control accuracy is higher,
It safeguards simple.
3, instrument room is mounted on pivoted arm corresponding position by mounting base, is divided by laminate inside instrument room several opposite
Independent space, the component for installing different function so that mutual indepedent, non-interference between each component；In addition between each laminate
Distance can be adjusted according to demand, to adapt to various sizes of installing component；It is the utilization rate of instrument room bulk, right
The adaptability and versatility of installing component all greatly improve, and can preferably meet the installation need of required component when centrifuge operation
It asks.
Description of the drawings
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is the mounting structure schematic diagram of the present invention；
Fig. 3 is the structural schematic diagram of centrifuge in the present invention；
Fig. 4 is the mounting structure schematic diagram of AC permanent magnet synchronous motor in the present invention；
Fig. 5 is the structural schematic diagram in Instrumental cabin of the present invention；
Fig. 6 is the structural schematic diagram of the parts a in Fig. 5.
In figure：1, earth structure；2, single layer machine room；3, centrifuge；31, instrument room；311, cabin shell；312, laminate；
313, mounting base；314, bearing；32, pivoted arm；33, transmission system；34, AC permanent magnet synchronous motor；35, Lubricating-oil Station；36, base
Seat；37, main shaft；38, bearing；39, synchronous belt retarder；40, hydraulic slip ring；4, foundation pit；5, ventilation shaft.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Fig. 2-Fig. 6, the geotechnical centrifuge structure of single-layer layout, including：
Earth structure 1,
Single layer machine room 2, single layer machine room 2 are set to the inside of earth structure 1；
Centrifuge 3, centrifuge 3 are installed on earth structure 1, are placed in inside single layer machine room 2.
The geotechnical centrifuge structure of single-layer layout includes that pivoted arm 32, transmission system 33, instrument room 31 etc. are mounted on machine room
It is interior, do not need basement (lower layer) and upper layer；Compared with centrifuge 3 traditional three layers or two layers of layout structure, single-layer layout's knot
Structure is compacter, civil engineering scale is smaller, construction period are shorter, and the construction cost of entire centrifuge 3 substantially reduces.
Further, 3 structure of geotechnical centrifuge is set to 2 lower part of single layer machine room and is set to earth structure 1
Internal foundation pit 4, foundation pit 4 are connected to single layer machine room 2.
Foundation pit 4 is set, and personnel station easy to operation is in foundation pit 4 to the installation of hydraulic slip ring 40 and AC permanent magnet synchronous motor 34
It safeguards.
Further, 3 structure of geotechnical centrifuge further includes the ventilation shaft 5 being set to inside earth structure 1, ventilation shaft
5 are connected to single layer machine room 2 and foundation pit 4 respectively and are connected to outside again.
The setting of ventilation shaft 5 makes machine room and foundation pit 4 are connected to outside, radiates convenient for centrifuge 3.
Specifically, centrifuge 3 includes instrument room 31, pivoted arm 32, transmission system 33, AC permanent magnet synchronous motor 34, pedestal
36, transmission system 33 includes main shaft 37, bearing 38, and pedestal 36 is fixedly mounted on earth structure 1 and is located at 4 top of foundation pit, axis
It holds 38 outer ring to be fixed on pedestal 36, AC permanent magnet synchronous motor 34 includes rotor and stator, AC permanent magnet synchronous motor 34
Stator be connected by screw with pedestal 36, the rotor of AC permanent magnet synchronous motor 34 is connect by expansion set with main shaft 37, bearing
38 are set with and are fixed on main shaft 37, and the upper end of main shaft 37 is fixedly connected with 32 lower part of pivoted arm, and instrument room 31 is mounted on pivoted arm 32
On.
The integrated design of centrifuge 3 transmission system 33 and drive system, i.e., AC permanent magnet synchronous motor 34, power train
System 33 is merged, output torque and rotating speed by the way of directly driving, with traditional " motor+retarder " indirect driving side
Formula is compared, and required installation space is smaller, and structure is compacter, transmission efficiency higher, and AC permanent magnet synchronous motor 34 controls essence
Degree is higher, safeguards simple.
Further, centrifuge 3 further includes synchronous belt retarder 39, is equipped on the rotor of AC permanent magnet synchronous motor 34
Belt pulley, synchronous belt retarder 39 be mounted on AC permanent magnet synchronous motor 34 shell lower end and with AC permanent magnet synchronous motor 34
Rotor on belt pulley connected by belt.
Further, centrifuge 3 further includes hydraulic slip ring 40, and hydraulic slip ring 40 is mounted on pedestal 36, and a part is stretched
Enter in foundation pit 4, hydraulic slip ring 40 is connect with the rotor of AC permanent magnet synchronous motor 34.
Specifically, instrument room 31 includes cabin shell 311, multiple laminates 312, mounting base 313, multigroup bearing 314, mounting base
313 one end is fixed on pivoted arm 32, and the other end of mounting base 313 is connect with the bottom of cabin shell 311, is set in cabin shell 311
It is equipped with multigroup bearing 314, every group of bearing 314 includes two bearings 314, and two bearings 314 in every group of bearing 314 are arranged at
At sustained height on 311 madial wall of cabin shell, the both ends of a laminate 312 are individually positioned in one group of 314 top of bearing.
Instrument room 31 is mounted on 32 corresponding position of pivoted arm by mounting base 313, is divided by laminate 312 inside instrument room 31
At several relatively independent spaces, the component for installing different function so that mutual indepedent, non-interference between each component；Separately
Distance between outer each laminate 312 can be adjusted according to demand, and to adapt to various sizes of installing component, generally referring to can
To cancel certain some laminate 312, you can expansion space；Utilization rate, the adaptability to installing component of 31 bulk of instrument room
It is all greatly improved with versatility, can preferably meet the installation requirements of required component when centrifuge 3 is run.
Pedestal 36 is preferably round-like structure.
3 structure of geotechnical centrifuge further includes Lubricating-oil Station 35, and Lubricating-oil Station 35 is mounted on pedestal 36.
Operation of the present invention, AC permanent magnet synchronous motor 34 are powered on, and the rotor of AC permanent magnet synchronous motor 34 turns
It is dynamic, it directly drives main shaft 37 and provides torque and rotating speed for it, the rotation of main shaft 37 drives pivoted arm 32 to rotate, immediately 31 turns of instrument room
It is dynamic.It synchronous belt retarder 39 and the specific connection relation of AC permanent magnet synchronous motor 34, hydraulic slip ring 40 and is exchanged in the present invention
The connection relation of permanent magnet synchronous motor 34 is the prior art, does not do to apply herein and state, Lubricating-oil Station 35 is by lubricating oil hydraulic pressure in addition
Send to the position for having mechanical friction on centrifuge 3, specific connection relation because being the prior art, do not do to apply herein and state.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (9)
1. the geotechnical centrifuge structure of single-layer layout, which is characterized in that including：
Earth structure,
Single layer machine room, single layer machine room are set to the inside of earth structure；
Centrifuge, centrifuge are installed on earth structure, are placed in single layer interior thereof.
2. the geotechnical centrifuge structure of single-layer layout according to claim 1, it is characterised in that：Geotechnical centrifuge structure is also
Including being set to single layer machine room lower part and be set to the foundation pit inside earth structure, foundation pit is connected to single layer machine room.
3. the geotechnical centrifuge structure of single-layer layout according to claim 2, it is characterised in that：Geotechnical centrifuge structure is also
Including the ventilation shaft being set to inside earth structure, ventilation shaft is connected to single layer machine room and foundation pit is connected to outside again respectively.
4. according to the geotechnical centrifuge structure of claim 1-3 any one of them single-layer layout, it is characterised in that：Centrifuge packet
Instrument room, pivoted arm, transmission system, AC permanent magnet synchronous motor, pedestal are included, transmission system includes main shaft, bearing, and pedestal fixes peace
On earth structure and it is located at foundation pit top, the outer ring of bearing is fixed on pedestal, and AC permanent magnet synchronous motor includes rotor
And stator, stator and the pedestal of AC permanent magnet synchronous motor are connected by screw, the rotor of AC permanent magnet synchronous motor passes through swollen
Set is connect with main shaft, and bearing is set with and is fixed on main shaft, and the upper end of main shaft is fixedly connected with pivoted arm lower part, and instrument room is mounted on
On pivoted arm.
5. the geotechnical centrifuge structure of single-layer layout according to claim 4, it is characterised in that：Centrifuge further includes synchronizing
With retarder, belt pulley is installed on the rotor of AC permanent magnet synchronous motor, synchronous belt retarder is mounted on alternating-current synchronous
The shell lower end of motor is simultaneously connect with the belt pulley on the rotor of AC permanent magnet synchronous motor by belt.
6. the geotechnical centrifuge structure of single-layer layout according to claim 5, it is characterised in that：Centrifuge further includes hydraulic pressure
Slip ring, hydraulic slip ring is mounted on pedestal, and a part stretches into foundation pit, the rotor of hydraulic slip ring and AC permanent magnet synchronous motor
Connection.
7. according to the geotechnical centrifuge structure of claim 4-6 any one of them single-layer layout, it is characterised in that：Instrument room packet
Cabin shell, multiple laminates, mounting base, multigroup bearing are included, one end of mounting base is fixed on pivoted arm, the other end of mounting base and cabin
The bottom of shell connects, and multigroup bearing is provided in the shell of cabin, and every group of bearing includes two bearings, two branch in every group of bearing
Seat is arranged at the sustained height on the case inside wall of cabin, and the both ends of a laminate are individually positioned in one group of holder top.
8. the geotechnical centrifuge structure of single-layer layout according to claim 4, it is characterised in that：Pedestal is round table-like knot
Structure.
9. the geotechnical centrifuge structure of single-layer layout according to claim 8, it is characterised in that：Geotechnical centrifuge structure is also
Including Lubricating-oil Station, Lubricating-oil Station is mounted on pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431755.5A CN108414731A (en) | 2018-05-08 | 2018-05-08 | The geotechnical centrifuge structure of single-layer layout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431755.5A CN108414731A (en) | 2018-05-08 | 2018-05-08 | The geotechnical centrifuge structure of single-layer layout |
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| CN108414731A true CN108414731A (en) | 2018-08-17 |
Family
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109647634A (en) * | 2019-01-25 | 2019-04-19 | 中国工程物理研究院总体工程研究所 | A kind of centrifuge disturbing flow device |
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