CN106493003B - Ultra-large type geotechnical centrifuge loads separable structure - Google Patents
Ultra-large type geotechnical centrifuge loads separable structure Download PDFInfo
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- CN106493003B CN106493003B CN201710014962.6A CN201710014962A CN106493003B CN 106493003 B CN106493003 B CN 106493003B CN 201710014962 A CN201710014962 A CN 201710014962A CN 106493003 B CN106493003 B CN 106493003B
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- pivoted arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/02—Electric motor drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/10—Control of the drive; Speed regulating
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Abstract
The invention discloses a kind of ultra-large type geotechnical centrifuges to load separable structure, uses two engine bases, small engine base uses high-speed bearing, meet the big g values requirement of high rotating speed, big engine base uses low speed heavy-duty bearing, meets the requirement of low speed heavy load, realizes high speed and is detached with heavy duty；Two pivoted arms are installed on the main shaft system of same driving motor, are coupled by hydraulic coupling arrangement, it can be achieved that two pivoted arm timesharing or working at the same time；Instrument room is mounted on main shaft, and instrument room is not contacted with pivoted arm, and break-make and the supply of fluid, signal and power supply are only realized by pipe fitting and cable connector, ensures to need to be switched on or switched off according to experiment, to realize separation and fastening of the pivoted arm with respect to main shaft；Using a driving motor, ensure the big pivoted arm full load of low-speed heave-load under the small pivoted arm full load operating mode of high speed light loading, the power of motor needed for the two is consistent, to give full play to the ability of motor, reduces the maximum power of motor, saves development and use cost.
Description
Technical field
The invention belongs to geotechnical centrifuge fields, and in particular to a kind of ultra-large type geotechnical centrifuge load separable structure.
Background technology
Application of the geotechnical centrifuge in engineering is increasingly extensive, in the past 20 years, the country created a large amount of large geotechnical from
Scheming is for scientific research and solves the problems, such as practical civil engineering.Geotechnical centrifuge load capacity is increasing, and its overload adds
Speed g values are also higher and higher, from 25g.t to 60g.t, 150g.t, 200g.t, 400g.t and 500g.t.Domestic geotechnique at present
Centrifuge capacity has been up to 600g.t, and China Engineering Physics Research Institute is being that Zhengzhou University develops the centrifuge instrument.
However, the capacity of centrifuge, acceleration g value are also far from meeting the needs of Practical Project at present.For the other geotechnique of City-level
Model test, current centrifuge are helpless, and the ultra-large type geotechnical centrifuge of 1000g.t or more becomes engineering demand,
For this purpose, China Engineering Physics Research Institute has set about developing this type geotechnical centrifuge.
For ultra-large type geotechnical centrifuge, its main feature is that having high overload acceleration, acceleration value reaches 1000g or more,
Meanwhile load module is also quite big, reaches 10t or more even biggers.It will be apparent that in high overload acceleration and low overloading acceleration
It compares, geotechnical model quality and much smaller.According to a pivoted arm, when high speed, there is prodigious waste in pivoted arm space,
And load of big pivoted arm self structure when becoming high speed, energy efficiency of equipment ratio is very low, simultaneously, it is desirable that engine base bearing both high speed
Heavy duty again, has been difficult to the class bearing according to investigation and has met requirement.Thus, it has to which use changes pivoted arm or changes the scheme of hanging basket
To meet ultra-large type geotechnical centrifuge requirement.According to use condition, although dismounting pivoted arm or hanging basket can solve ultra-large type centrifuge
The high speed problem conflicting with heavy duty meets centrifuge and uses functional requirement, but for a user, the important portion of detaching equipment
There is only security risks for part, while use is also inconvenient.
Invention content
The purpose of the present invention be that solve the above-mentioned problems and providing a kind of load of ultra-large type geotechnical centrifuge can divide
From structure.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of ultra-large type geotechnical centrifuge loads separable structure, including civil engineering main body, is provided in the civil engineering main body
Upper instrument room, vertically-mounted driving motor, the slip ring assembly being connected on the driving motor, engine base, lower instrument room, level
Pivoted arm, pivoted arm pipe joint and the pivoted arm cable connector of installation, the upper instrument room are located at the top in the civil engineering main body, institute
The bottom that driving motor is located in the civil engineering main body is stated,
There are two the wherein described engine bases, and respectively big engine base and small engine base, and the small engine base is located at the big engine base
Surface；
There are two the lower instrument rooms, and is respectively that lower instrument room I and lower instrument room II, the lower instrument room I are located at institute
The surface of lower instrument room II is stated, the upper rotary shaft of the lower instrument room I and the rotation axis of the upper instrument room pass through shaft coupling I
Connection；
There are two the pivoted arms, and respectively big pivoted arm and small pivoted arm, the small pivoted arm be located at the big pivoted arm just on
Side, the both ends of the small pivoted arm are hinged with small hanging basket by axis pin I, and the both ends of the big pivoted arm are hinged with by pin shaft II
Big hanging basket；
There are two the pivoted arm pipe joints, and respectively small pivoted arm pipe joint and big pivoted arm pipe joint, described turn
There are two arm cable connectors, and respectively small pivoted arm cable connector and big pivoted arm cable connector, the small pivoted arm pipe joint and
The small pivoted arm cable connector is arranged on the lower instrument room I, the big pivoted arm pipe joint and the big pivoted arm cable
Connector is arranged on the lower instrument room II；
High-speed main spindle is equipped with by high-speed bearing in the vertical direction in the small engine base, the high-speed main spindle runs through institute
Small engine base is stated, the upper end of the high-speed main spindle passes through the small pivoted arm and connect with the lower instrument room I, the high-speed main spindle
Lower end is connect by shaft coupling II with the upper rotary shaft of the lower instrument room II, is set between the high-speed main spindle and the small pivoted arm
It is equipped with hydraulic coupling arrangement I, the hydraulic coupling arrangement I is nested in the middle part of the small pivoted arm, the high-speed main spindle set vertically
In the hydraulic coupling arrangement I, the high-speed main spindle runs through the hydraulic coupling arrangement I；
Heavily loaded main shaft is installed in the vertical direction by heavy-duty bearing, the heavy duty main shaft runs through institute in the big engine base
Big engine base is stated, the upper end of the heavy duty main shaft passes through the big pivoted arm and connect with the lower instrument room II, the heavy duty main shaft
Lower end connect with the shaft of the driving motor by shaft coupling III, it is described heavy duty main shaft and the big pivoted arm between be provided with
Hydraulic coupling arrangement II, the hydraulic coupling arrangement II are nested in the middle part of the big pivoted arm vertically, and the high-speed main spindle is sleeved on
In the hydraulic coupling arrangement II, the high-speed main spindle runs through the hydraulic coupling arrangement II.
As a kind of technical solution that the present invention selects, drive chamber, small machine room and big machine are provided in the civil engineering main body
Room, the drive chamber, the small machine room and the big machine room communicate, the small machine room, the big machine room and the drive chamber from
It is sequentially arranged under in the civil engineering main body, the driving motor is installed in the drive chamber of the civil engineering main body, described
Big engine base, the big pivoted arm, the big hanging basket and the lower instrument room II are mounted in the big machine room of the civil engineering main body, institute
Small engine base, the small pivoted arm, the small hanging basket and the lower instrument room I is stated to be mounted in the small machine room of the civil engineering main body,
The heavy duty main shaft, the high-speed main spindle, the shaft coupling I, the shaft coupling II and the shaft coupling III are coaxial.
As a kind of technical solution for selecting of the present invention, the hydraulic coupling arrangement I and the hydraulic coupling arrangement II
Structure is identical, and include internal axle sleeve and outer shaft, upper bearing (metal) and lower bearing, the outer shaft, the upper bearing (metal) and it is described under
Bearing is sleeved on the internal axle sleeve, and the upper bearing (metal) is installed between the internal axle sleeve and the outer shaft, the outer shaft
Axis hole be shoulder hole structure, the upper bearing (metal) is located at the axis hole cascaded surface of the outer shaft, in the jacket wall of the outer shaft
It is provided with oil pocket.
Further, the internal axle sleeve of the hydraulic coupling arrangement I is sleeved on the high-speed main spindle and outer shaft is nested in institute
It states in small pivoted arm, the lower bearing of the hydraulic coupling arrangement I is located between outer shaft and the small pivoted arm；The hydraulic link dress
II internal axle sleeve is set to be sleeved on the heavily loaded main shaft and outer shaft is nested in the small pivoted arm, the hydraulic coupling arrangement II
Lower bearing is located between outer shaft and the big pivoted arm.
Further, the lower end of the outer shaft is provided with the bearing shoulder block for preventing the lower bearing from gliding.
The beneficial effects of the present invention are：
Two engine bases are used, small engine base uses high-speed bearing, meets the big g values requirement of high rotating speed, big engine base is using big
Diameter heavy duty low speed bearing, meet low speed heavy load requirement, realize high speed detached with heavy duty, meet ultra-large type geotechnique from
The requirement of scheming；In same driving device on main shaft system, install two centrifuge pivoted arms, by hydraulic coupling arrangement into
Row connection can also work at the same time, it can be achieved that two pivoted arm timesharing autonomous workings when motor load power is permitted；Instrument room is pacified
On main shaft, and instrument room is not contacted with pivoted arm, only realizes the logical of fluid, signal and power supply by pipe fitting and cable connector
Disconnected and supply ensures to need to be switched on or switched off according to experiment, to realize separation and fastening of the pivoted arm with respect to main shaft；Using same set of
Driving motor ensures under the big pivoted arm full load of low-speed heave-load and the small pivoted arm full load operating mode of high speed light loading, the motor needed for the two
Power is consistent, to give full play to the ability of motor, reduces the maximum power of motor, saves development and use cost.
Description of the drawings
Fig. 1 is the general structure schematic diagram of the present invention；
Fig. 2 is the connection schematic cross-sectional view of heretofore described small pivoted arm；
Fig. 3 is the connection schematic cross-sectional view of heretofore described big pivoted arm；
In figure：1- civil engineering main bodys；The upper instrument rooms of 2-；3- shaft couplings I；Instrument room I under 4-；The small pivoted arms of 5-；The small hanging baskets of 6-；7-
Axis pin I；The small engine bases of 8-；9- shaft couplings II；Instrument room II under 10-；The big pivoted arms of 11-；12- pin shaft IIs；The big hanging baskets of 13-；The big machines of 14-
Seat；15- shaft couplings III；16- driving motors；17- slip ring assemblies；The small pivoted arm pipe joints of 18-；19- high-speed main spindles；20- hydraulic pressure
Coupling arrangement I；The small pivoted arm cable connectors of 21-；The big pivoted arm pipe joints of 22-；23- internal axle sleeves；24- lower bearings；25- heavy duty masters
Axis；26- outer shafts；27- bearing shoulder blocks；28- upper bearing (metal)s；The big pivoted arm cable connectors of 29-；30- oil pockets.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1, Figure 2 and Figure 3, the present invention includes civil engineering main body 1, and instrument room 2 is provided in civil engineering main body 1, is erected
The driving motor directly installed, engine base, lower instrument room, the pivoted arm being horizontally mounted, turns the slip ring assembly 17 being connected on driving motor
Arm pipe joint and pivoted arm cable connector, upper instrument room 2 are located at the top in civil engineering main body 1, and driving motor is located at civil engineering main body 1
Interior bottom,
Wherein there are two engine bases, and respectively big engine base 14 and small engine base 8, small engine base 8 are located at the surface of big engine base 14；
There are two lower instrument rooms, and is respectively that lower instrument room I 4 and lower instrument room II 10, lower instrument room I 4 are located at lower instrument
The upper rotary shaft of the surface in cabin II 10, lower instrument room I 4 is connect with the rotation axis of upper instrument room 2 by shaft coupling I 3；
There are two pivoted arms, and respectively big pivoted arm 11 and small pivoted arm 5, and small pivoted arm 5 is located at the surface of big pivoted arm 11, small turn
The both ends of arm 5 are hinged with small hanging basket 6 by axis pin I 7, and the both ends of big pivoted arm 11 are hinged with big hanging basket by pin shaft II 12
13；
There are two pivoted arm pipe joints, and respectively small pivoted arm pipe joint 18 and big pivoted arm pipe joint 22, pivoted arm line
There are two cable joints, and respectively small pivoted arm cable connector 21 and big pivoted arm cable connector 29, small pivoted arm pipe joint 18 and small
Pivoted arm cable connector 21 is arranged on lower instrument room 29, and big pivoted arm pipe joint 22 and big pivoted arm cable connector 29 are arranged in
On lower instrument room II 10；
High-speed main spindle 19 is installed in the vertical direction by high-speed bearing, high-speed main spindle 19 runs through small machine in small engine base 8
The upper end of seat 8, high-speed main spindle 19 passes through small pivoted arm 5 and is connect with lower instrument room I 4, and the lower end of high-speed main spindle 19 passes through shaft coupling
II 9 connect with the upper rotary shaft of lower instrument room II 10, and hydraulic coupling arrangement I 20 is provided between high-speed main spindle 19 and small pivoted arm 5,
Hydraulic coupling arrangement I 20 is nested in the middle part of small pivoted arm 5 vertically, and high-speed main spindle 19 is sleeved in hydraulic coupling arrangement I 20, and high speed is main
Axis 19 runs through hydraulic coupling arrangement I 20；
Heavily loaded main shaft 25 is installed in the vertical direction by heavy-duty bearing, heavily loaded main shaft 25 runs through big machine in big engine base 14
The upper end of seat 14, heavily loaded main shaft 25 passes through big pivoted arm 11 and is connect with lower instrument room II 10, and the lower end of heavily loaded main shaft 25 passes through connection
Axis device III 15 is connect with the shaft of driving motor, and hydraulic coupling arrangement II, liquid are provided between heavily loaded main shaft 25 and big pivoted arm 11
Pressure coupling arrangement II is nested in the middle part of big pivoted arm 11 vertically, and high-speed main spindle 19 is sleeved in hydraulic coupling arrangement II, high-speed main spindle
19 run through hydraulic coupling arrangement II.
Lower instrument room I 4 is directly installed on 19 end of high-speed main spindle, kept in the vertical direction with small pivoted arm 5 gap without
Contact；But by small pivoted arm pipe joint 18 and small pivoted arm cable connector 21, need may be implemented small pivoted arm 5 under according to experiment
Pipeline and cable is connected and disconnected between instrument room I 4, you can realizes the on-offs such as fluid, signal, power supply.Small pivoted arm 5 and height
There are a primary clearances, hydraulic coupling arrangement I 20, and the swelling of small pivoted arm 5 and high-speed main spindle 19 may be implemented between fast main shaft 19
It unclamps in fixed or gap.
Lower instrument room II 10 is directly installed on 25 end of heavily loaded main shaft, keep gap in the vertical direction with big pivoted arm 11 and
It does not contact；But by big pivoted arm pipe joint 22 and big pivoted arm cable connector 29, needed that big pivoted arm 11 may be implemented according to experiment
Pipeline and cable is connected and disconnected between lower instrument room II 10, you can realizes the on-offs such as fluid, signal, power supply.It is big to turn
There are a primary clearance between arm 11 and heavily loaded main shaft 25, big pivoted arm 11 and heavily loaded main shaft may be implemented in hydraulic coupling arrangement II
25 swelling is fixed or gap is unclamped.
As a kind of technical solution that the present invention selects, it is provided with drive chamber, small machine room and big machine room in civil engineering main body 1,
Drive chamber, small machine room and big machine room communicate, and small machine room, big machine room and drive chamber are sequentially arranged from top to bottom in civil engineering main body 1,
Driving motor is installed in the drive chamber of civil engineering main body 1, and big engine base 14, big pivoted arm 11, big hanging basket 13 and lower instrument room II 10 are equal
It is installed in the big machine room of civil engineering main body 1, small engine base 8, small pivoted arm 5, small hanging basket 6 and lower instrument room I 4 are mounted on civil engineering main body
In 1 small machine room, heavily loaded main shaft 25, high-speed main spindle 19, shaft coupling I 3, shaft coupling II 9 and shaft coupling III 15 are coaxial.
As a kind of technical solution that the present invention selects, the structure phase of hydraulic coupling arrangement I 20 and hydraulic coupling arrangement II
Together, and include internal axle sleeve 23 and outer shaft 26, upper bearing (metal) 28 and lower bearing 24, outer shaft 26, upper bearing (metal) 28 and lower bearing 24
It is sleeved on internal axle sleeve 23, upper bearing (metal) 28 is installed between internal axle sleeve 23 and outer shaft 26, and the axis hole of outer shaft 26 is stepped hole
Structure, upper bearing (metal) 28 are located at the axis hole cascaded surface of outer shaft 26, are clearance fit, outer shaft between internal axle sleeve 23 and outer shaft 26
It is provided with oil pocket 30 in the jacket wall of set 26.The lower end of outer shaft 26 is provided with the bearing shoulder block for preventing lower bearing 24 from gliding
27。
The internal axle sleeve of hydraulic coupling arrangement I 20 is sleeved on high-speed main spindle 19 and outer shaft is nested in small pivoted arm 5, hydraulic pressure connection
The lower bearing of connection device I 20 is between outer shaft and small pivoted arm 5；It is not noted when in the outer shaft oil pocket of hydraulic coupling arrangement I 20
There are a primary clearances, high-speed main spindle 19 when entering high pressure oil, between high-speed main spindle 19 and small pivoted arm 5 can relative to small pivoted arm 5
To realize rotation；When injecting high pressure oil in the outer shaft oil pocket of hydraulic coupling arrangement I 20, this outer shaft is under the effect of high oil pressure
It deforms, small pivoted arm 5 is tightly secured on high-speed main spindle 19, to which small pivoted arm 5 can follow high-speed main spindle 19 to rotate together.
The internal axle sleeve of hydraulic coupling arrangement II is sleeved on heavily loaded main shaft 25 and outer shaft is nested in small pivoted arm 5, hydraulic pressure connection
The lower bearing of connection device II is between outer shaft and big pivoted arm 11；When unimplanted in the outer shaft oil pocket of hydraulic coupling arrangement II
When high pressure oil, there are a primary clearances, heavily loaded main shaft 25 between heavily loaded main shaft 25 and big pivoted arm 11 can relative to big pivoted arm 11
To realize rotation；When injecting high pressure oil in the outer shaft oil pocket of hydraulic coupling arrangement II, this outer shaft is under the effect of high oil pressure
It deforms, big pivoted arm 11 is tightly secured on heavily loaded main shaft 25, to which big pivoted arm 11 can follow heavily loaded main shaft 25 to turn together
It is dynamic.
Based on the above operation principle, when needing small pivoted arm 5 to work, according to loading demand, in hydraulic coupling arrangement I 20
High pressure oil is injected, realizes that 5 system of small pivoted arm is fixedly connected with high-speed main spindle 19, by small between lower instrument room I 4 and small pivoted arm 5
Pivoted arm pipe joint 18 and the connection of small pivoted arm cable connector 21, at the same time the hydraulic coupling arrangement II on big pivoted arm 11 lays down height
Pressure oil, and by between lower instrument room II 10 and big pivoted arm 11 big pivoted arm pipe joint 22 and big pivoted arm cable connector 29 disconnect,
At this point, when driving motor 16 works, big pivoted arm 11 skids relative to heavily loaded main shaft 25 without rotating, the load that small pivoted arm 5 generates
It will be undertaken by the high-speed bearing on small engine base 8；Vice versa, and when big pivoted arm 11 works and small pivoted arm 5 does not turn, principle is similar,
The load that big pivoted arm 11 generates will be born by the heavy-duty bearing on big engine base 14.
This patent proposes the load separate design technology of ultra-large type geotechnical centrifuge, devises two engine bases, and height is turned
Fast bearing (high-speed bearing) is installed separately with low speed bearing (heavy-duty bearing) system, solves the high speed bearing conflicting with heavy duty and holds
Load problem, high-speed bearing is for loading small pivoted arm, low speed bearing for carrying big pivoted arm；Big pivoted arm and low-speed heave-load main shaft it
Between, hydraulic coupling arrangement is separately designed between small pivoted arm and high-speed main spindle, realize that load fixes or separates；Lower instrument room is directly pacified
On main shaft, according to needs are used, the pipeline and cable between instrument room and pivoted arm are realized connection by connector or are detached, just
It is satisfied the use demand again in load separation；The driving that high speed and heavily loaded two systems can be realized by a set of driving device, can
It realizes that high speed is tested with heavily loaded ultra-large type to carry out, reduces system cost, while carrying out convenient for experiment.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of ultra-large type geotechnical centrifuge loads separable structure, including civil engineering main body, it is provided in the civil engineering main body
Instrument room, vertically-mounted driving motor, the slip ring assembly being connected on the driving motor, engine base, lower instrument room, horizontal peace
Pivoted arm, pivoted arm pipe joint and the pivoted arm cable connector of dress, the upper instrument room is located at the top in the civil engineering main body, described
Driving motor is located at the bottom in the civil engineering main body, it is characterised in that：
There are two the engine bases, and respectively big engine base and small engine base, and the small engine base is located at the surface of the big engine base；
There are two the lower instrument rooms, and is respectively lower instrument room I and lower instrument room II, the lower instrument room I be located at it is described under
The surface of instrument room II, the upper rotary shaft of the lower instrument room I and the rotation axis of the upper instrument room are connected by shaft coupling I
It connects；
There are two the pivoted arms, and respectively big pivoted arm and small pivoted arm, and the small pivoted arm is located at the surface of the big pivoted arm, institute
The both ends for stating small pivoted arm are hinged with small hanging basket by axis pin I, and the both ends of the big pivoted arm, which are hinged with by pin shaft II, hangs greatly
Basket；
There are two the pivoted arm pipe joints, and respectively small pivoted arm pipe joint and big pivoted arm pipe joint, the pivoted arm line
There are two cable joints, and respectively small pivoted arm cable connector and big pivoted arm cable connector, the small pivoted arm pipe joint and described
Small pivoted arm cable connector is arranged on the lower instrument room I, the big pivoted arm pipe joint and the big pivoted arm cable connector
It is arranged on the lower instrument room II；
High-speed main spindle is equipped with by high-speed bearing in the vertical direction in the small engine base, the high-speed main spindle is through described small
The upper end of engine base, the high-speed main spindle passes through the small pivoted arm and is connect with the lower instrument room I, the lower end of the high-speed main spindle
It is connect with the upper rotary shaft of the lower instrument room II by shaft coupling II, is provided between the high-speed main spindle and the small pivoted arm
Hydraulic coupling arrangement I, the hydraulic coupling arrangement I are nested in the middle part of the small pivoted arm vertically, and the high-speed main spindle is sleeved on institute
It states in hydraulic coupling arrangement I, the high-speed main spindle runs through the hydraulic coupling arrangement I；
Heavily loaded main shaft is installed in the vertical direction by heavy-duty bearing, the heavy duty main shaft is through described big in the big engine base
The upper end of engine base, the heavy duty main shaft passes through the big pivoted arm and is connect with the lower instrument room II, under the heavy duty main shaft
End is connect by shaft coupling III with the shaft of the driving motor, and hydraulic pressure is provided between the heavy duty main shaft and the big pivoted arm
Coupling arrangement II, the hydraulic coupling arrangement II are nested in the middle part of the big pivoted arm vertically, and the high-speed main spindle is sleeved on described
In hydraulic coupling arrangement II, the high-speed main spindle runs through the hydraulic coupling arrangement II.
2. ultra-large type geotechnical centrifuge loads separable structure according to claim 1, it is characterised in that：The civil engineering main body
It is inside provided with drive chamber, small machine room and big machine room, the drive chamber, the small machine room and the big machine room communicate, the small machine
Room, the big machine room and the drive chamber are sequentially arranged from top to bottom in the civil engineering main body, and the driving motor is installed on
In the drive chamber of the civil engineering main body, the big engine base, the big pivoted arm, the big hanging basket and the lower instrument room II are respectively mounted
In in the big machine room of the civil engineering main body, the small engine base, the small pivoted arm, the small hanging basket and the lower instrument room I are pacified
In small machine room loaded on the civil engineering main body, the heavy duty main shaft, the high-speed main spindle, the shaft coupling I, the shaft coupling II
It is coaxial with the shaft coupling III.
3. ultra-large type geotechnical centrifuge loads separable structure according to claim 1, it is characterised in that：The hydraulic link
Device I is identical with the structure of the hydraulic coupling arrangement II, and includes internal axle sleeve and outer shaft, upper bearing (metal) and lower bearing, institute
It states outer shaft, the upper bearing (metal) and the lower bearing to be sleeved on the internal axle sleeve, the upper bearing (metal) is installed on the internal axle sleeve
Between the outer shaft, the axis hole of the outer shaft is shoulder hole structure, and the upper bearing (metal) is located at the axis hole of the outer shaft
At cascaded surface, oil pocket is provided in the jacket wall of the outer shaft.
4. ultra-large type geotechnical centrifuge loads separable structure according to claim 3, it is characterised in that：
The internal axle sleeve of the hydraulic coupling arrangement I is sleeved on the high-speed main spindle and outer shaft is nested in the small pivoted arm, institute
The lower bearing for stating hydraulic coupling arrangement I is located between outer shaft and the small pivoted arm；
The internal axle sleeve of the hydraulic coupling arrangement II is sleeved on the heavily loaded main shaft and outer shaft is nested in the small pivoted arm, institute
The lower bearing for stating hydraulic coupling arrangement II is located between outer shaft and the big pivoted arm.
5. ultra-large type geotechnical centrifuge loads separable structure according to claim 3, it is characterised in that：The outer shaft
Lower end is provided with the bearing shoulder block for preventing the lower bearing from gliding.
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| CN201710014962.6A CN106493003B (en) | 2017-01-09 | 2017-01-09 | Ultra-large type geotechnical centrifuge loads separable structure |
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| CN108414177A (en) * | 2018-06-20 | 2018-08-17 | 中国工程物理研究院总体工程研究所 | The heavy load high frequency sound electrohydraulic servo oscillation device being operated under high centrifugal field |
| CN108639395A (en) * | 2018-07-04 | 2018-10-12 | 中国工程物理研究院总体工程研究所 | Human centrifuge's overload protection arrangement |
| CN109365143A (en) * | 2018-11-20 | 2019-02-22 | 中国工程物理研究院总体工程研究所 | A kind of high speed geotechnical centrifuge structure |
| CN109833982B (en) * | 2019-04-08 | 2024-01-30 | 中国工程物理研究院总体工程研究所 | Geotechnical drum type centrifuge device |
| CN111389601A (en) * | 2020-05-13 | 2020-07-10 | 中国工程物理研究院总体工程研究所 | Geotechnical centrifuge with small capacity and high G value |
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