CN211652270U - Geotechnical model experiment compaction device suitable for multiple working conditions - Google Patents
Geotechnical model experiment compaction device suitable for multiple working conditions Download PDFInfo
- Publication number
- CN211652270U CN211652270U CN201921853725.XU CN201921853725U CN211652270U CN 211652270 U CN211652270 U CN 211652270U CN 201921853725 U CN201921853725 U CN 201921853725U CN 211652270 U CN211652270 U CN 211652270U
- Authority
- CN
- China
- Prior art keywords
- compaction
- rod
- fixing device
- hydraulic
- working conditions
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model provides a geotechnical model experiment compaction device suitable for multiplex condition, including mold box and the compaction device who is connected with the mold box, the compaction device include hydraulic means and fixing device that connect gradually, the hydraulic means on be connected with the hydraulic stem, fixing device is hollow structure, the hydraulic stem pass fixing device, the one end that the hydraulic stem passes fixing device is connected with the compaction steel sheet; the fixing device is also hinged with a supporting device, and the supporting device is a grab handle type connecting device or an inner support type connecting device. The utility model discloses a compaction device design is succinct, and it is more nimble convenient that the operation is got up, and weight is lighter, and safe and reliable has two kinds of mode of operation, can carry out the compaction of optional position soil body, and this device can be dismantled simultaneously, does not occupy great usage space.
Description
Technical Field
The utility model belongs to the technical field of geotechnique's model experiment, concretely relates to geotechnique's model experiment compaction device suitable for multiplex condition.
Background
The centrifugal model experiment is an experimental method for simulating the actual engineering state by simulating a gravity field, and is a method for solving the engineering actual problem and theoretical research. The geotechnical centrifuge mainly comprises a support, a weight box, a model box, a hanging basket and the like. The geotechnical centrifuge is used for simulating the stress, deformation and damage of the prototype geotechnical structure, verifying the design scheme, researching material parameters, verifying a mathematical model and analyzing and calculating numerical values, and the geotechnical centrifuge is widely applied to the field of geotechnical engineering. The geometric shape of the real object is reduced in proportion by a similarity principle, and a model is made of soil with the same physical properties, so that the stress state of the model in a centrifugal force field is consistent with that of a prototype in a gravity field, and the testing technology of engineering properties is researched.
The compaction of soil is that the soil body is applied with mechanical energy by manual or mechanical means to rearrange soil particles to become compact, so that the soil obtains new structural strength in a short time, including enhancing the friction and occlusion between coarse soil and increasing the molecular attraction between fine soil. In the centrifugal model experiment, various actual working conditions need to be simulated in the model box, such as the sedimentation simulation experiment of the pile, and an actual soil layer needs to be simulated. Because of the restriction of model case size, generally adopt artifical hitting the real hammer and carry out the compaction of soil, and generally do not adopt great machinery to carry out the compaction, but in experimental engineering, often need the compaction very many layers soil, greatly increased people's physical expenditure, wasted a large amount of time simultaneously, but sometimes the compaction effect is also not ideal as far as possible, for example soil layer compaction inhomogeneous, the not easily controlled scheduling problem of firming depth.
Disclosure of Invention
Not enough and the defect to above-mentioned prior art, the utility model aims to provide a geotechnique model experiment compaction device suitable for multiplex condition solves the technical problem that the device soil layer compaction among the prior art is inhomogeneous, the firming degree of depth is wayward.
In order to achieve the purpose, the technical scheme is as follows: a geotechnical model experiment compaction device suitable for multiple working conditions comprises a model box and a compaction device connected with the model box, wherein the compaction device comprises a hydraulic device and a fixing device which are sequentially connected, a hydraulic rod is connected to the hydraulic device, the fixing device is of a hollow structure, one end of the hydraulic rod is connected with the hydraulic device, and the other end of the hydraulic rod penetrates through the fixing device and is connected with a compaction steel plate;
the fixing device is also hinged with a supporting device, and the supporting device is a grab handle type connecting device or an inner support type connecting device.
The utility model discloses still have following technical characteristic:
the grab handle type connecting device comprises a telescopic grab handle and a connecting sliding rod which are sleeved, one end of the connecting sliding rod is sleeved with the telescopic grab handle, the other end of the connecting sliding rod is connected with a connecting sleeve head, and the connecting sleeve head is connected with the fixing device through a first connecting piece;
the first connecting piece comprises an ear plate connected with the fixing device and a connecting ring connected with the ear plate, and the connecting sleeve head is hinged with the connecting ring;
the ear plates are arranged on the fixing device at intervals of 120 degrees.
And the telescopic grabbing handle is provided with a clamping bolt.
The inner support type connecting device comprises a telescopic rod and a connecting rod which are sleeved, one end of the telescopic rod is sleeved with the connecting rod, the other end of the telescopic rod is hinged with the inner wall supporting steel plate, one end of the connecting rod is connected with the telescopic rod, the other end of the connecting rod is connected with a connecting sleeve head, and the connecting sleeve head is hinged with the fixing device through a second connecting piece; the internal support type connecting devices are used in pairs;
the second connecting pieces are arranged on the fixing device at intervals of 120 degrees.
And the connecting rod is provided with a clamping bolt.
The fixing device is also connected with a handrail, and the fixing device is also provided with a circular level.
The hydraulic rod is provided with a graduated scale and is connected with the compaction steel plate through a steel plate fixing bolt.
Compared with the prior art, the utility model, profitable technological effect is:
the compaction device of the utility model has the advantages of simple design, flexible and convenient operation, light weight, safety and reliability, two operation modes, capability of compacting soil bodies at any position, detachable structure and no occupation of large use space;
(II) the utility model discloses an improvement compaction effect that this device can be very big reduces because the experimental error that the uneven scheduling problem of compaction brought, has saved the manpower simultaneously, has reduced experiment overall time, has improved test efficiency.
(III) the utility model discloses a hydraulic means lower part has the scale, can the effective control compaction degree of depth.
Drawings
FIG. 1 is an overall view of a grab handle type, internal support type device
FIG. 2 is a top view of a grab handle type device
FIG. 3 is a top view of the internal support device
FIG. 4 is a schematic view of the operation of the grab handle type device
FIG. 5 is a schematic view of the operation of the internal support device
FIG. 6 is a schematic view of the connection between the hydraulic device and the grab handle device
FIG. 7 is a schematic view of the connection between the hydraulic device and the internal support device
FIG. 8 is an enlarged view of the inner wall supporting steel plate
FIG. 9 is a schematic view of a lower scale of the hydraulic device
FIG. 10 is a schematic view of a complete set of compacted steel plates
FIG. 11 is a schematic view of a mold box
The meaning of the individual reference symbols in the figures is: 1-mould box, 2-compacting device, 3-hydraulic device, 4-fixing device, 5-hydraulic rod, 6-compacting steel plate, 7-supporting device, 8-gripping handle type connecting device, 9-internal supporting type connecting device, 10-telescopic gripping handle, 11-connecting sliding rod, 12-connecting sleeve head, 13-first connecting piece, 14-lug plate, 15-connecting ring, 16-tightening bolt, 17-telescopic rod, 18-connecting rod, 19-inner wall supporting steel plate, 20-second connecting piece, 21-supporting handle, 22-circular level, 23-graduated scale, 24-steel plate fixing bolt and 25-soil body.
The following detailed description of the present invention will be made with reference to the accompanying drawings and examples.
Detailed Description
The following embodiments of the present invention are given, and it should be noted that the present invention is not limited to the following embodiments, and all the equivalent transformations made on the basis of the technical solution of the present application all fall into the protection scope of the present invention.
The utility model provides a multiple operating mode indicates the more operating mode of the soil body that needs the compaction and the less operating mode of the soil body that needs the compaction.
Example 1:
according to the technical scheme, as shown in fig. 1 to 11, the compaction device for the geotechnical model experiment applicable to multiple working conditions is provided in the embodiment, and comprises a model box 1 and a compaction device 2 connected with the model box 1, and is characterized in that the compaction device 2 comprises a hydraulic device 3 and a fixing device 4 which are sequentially connected, a hydraulic rod 5 is connected to the hydraulic device 3, the fixing device 4 is of a hollow structure, the hydraulic rod 5 penetrates through the fixing device 4, one end of the hydraulic rod 5 is connected with the hydraulic device 3, and the other end of the hydraulic rod 5 penetrates through the fixing device 4 and is connected with a compaction steel plate 6;
the compaction steel plate 6 is driven by the hydraulic device 3 to compact the soil body in the mould box 1. The hydraulic means 3 may be automatic hydraulic means or manual hydraulic means.
The fixing device 4 is also hinged with a supporting device 7, and the supporting device 7 is a grab handle type connecting device 8 or an inner supporting type connecting device 9. The gripping and internal support connection 8 and 9 is for connecting the mould box 1 and the compacting device 2.
As a preference of this embodiment, the grab handle type connecting device 8 includes a telescopic grab handle 10 and a connecting slide rod 11 which are sleeved, one end of the connecting slide rod 11 is sleeved with the telescopic grab handle 10, the other end is connected with a connecting sleeve head 12, and the connecting sleeve head 12 is connected with the fixing device 4 through a first connecting piece 13; one end of the telescopic gripping handle 10 is in a hook-shaped structure, so that the telescopic gripping handle 10 can be conveniently connected with the model box 1, the telescopic gripping handle 10 is sleeved with the connecting sliding rod 11, and the telescopic gripping handle 10 can rotate to find a proper position.
The first connecting piece 13 comprises an ear plate 15 connected with the fixing device 14 and a connecting ring 16 connected on the ear plate 15, and the connecting sleeve head 12 is hinged with the connecting ring 16; the connecting ring 16 is arranged so that the connecting sleeve head 12 can slide on the connecting ring 16, and the telescopic grab handle 10 can find the most suitable connecting position with the model box;
the ear plates 15 are arranged at 120 ° intervals on the fixing device 4.
Preferably, the telescopic handle 10 is provided with a fastening bolt 17. After the telescopic gripping handle 10 finds the most suitable connection position with the model box, the telescopic gripping handle 10 is fixed by the tightening bolt 17 so that the telescopic gripping handle cannot rotate any more.
As a preferred embodiment of the present invention, the internal support type connecting device 9 includes a telescopic rod 18 and a connecting rod 19, which are sleeved, one end of the telescopic rod 18 is sleeved with the connecting rod 19, the other end of the telescopic rod is hinged to the inner wall supporting steel plate 20, one end of the connecting rod 19 is connected to the telescopic rod 18, the other end of the connecting rod is connected to the connecting sleeve head 12, and the connecting sleeve head 12 is hinged to the fixing device 4 through a second connecting member 21; the telescopic rod 18 is sleeved with the connecting rod 19, and the telescopic rod 18 can rotate to help the inner wall support steel plate 20 to be in close contact with the inner wall of the model box 1, so that compaction operation is facilitated.
When the device is used, the internal support type connecting devices 9 are paired to form a triangular support, so that the device is more stable.
The second connecting elements 21 are arranged at 120 ° intervals on the fastening device 4.
Preferably, the connecting rod 19 is provided with a clamping bolt 17.
As a preferred embodiment, the fixing device 4 is further connected with a handle 22, and the fixing device 4 is further provided with a circular level 23. The handle 22 plays a role in conveniently carrying the compaction device 2, and the circular level 23 can enable the device to be positioned on a horizontal plane, so that soil layer compaction is smoother, and experimental errors are reduced.
Preferably, the hydraulic rod 5 is provided with a graduated scale 24, and the hydraulic rod 5 is connected with the compacted steel plate 6 through a steel plate fixing bolt 15. The compaction depth can be accurately controlled according to the graduated scale 24, and the test deviation is reduced.
The use mode of the embodiment is as follows:
when the soil mass needing to be compacted in the model box is more, the grab handle type connecting device 8 is adopted,
the handle-grasping type: fixing device 4 is connected through connecting pullover 12 and connecting slide bar 11, connecting slide bar 11 can follow connecting pullover 12 and unload, connecting slide bar 11 and flexible grab handle 10 and connecting, flexible grab handle 10 is total three, can freely dismantle, but simultaneously flexible grab handle 10 is horizontal about 120 degrees rotate round fixing device 4, flexible grab handle 10 can be 360 degrees rotations simultaneously, fix on the outer wall of model box 1 by flexible grab handle 10, so that adjust different angles, adapt to the different positions in model box 1 top border, flexible grab handle 10 is by tightening bolt 17 control its flexible length. The lower part of the hydraulic device 3 is provided with a graduated scale 24, so that the compaction depth can be accurately controlled, meanwhile, the lower part is provided with a steel plate fixing bolt 25 for fixing a compaction steel plate 6, the compaction steel plate 6 is provided with a whole set of steel plates, and different models can be replaced according to different test requirements.
When the soil mass needing to be compacted in the model box is less, the internal support type connecting device 9 is adopted,
the internal support type: the fixing device 4 is connected with a connecting rod 19 through a connecting sleeve head 12, the connecting sleeve head 12 is hinged with the fixing device 4 through a second connecting piece 21, the connecting rod 19 can be freely taken down, the connecting rod 19 is connected with a telescopic rod 18, the length of the telescopic rod 18 is controlled by a tightening bolt 17 at the upper part of the connecting rod 19, the telescopic rod 18 can rotate by 360 degrees, meanwhile, the telescopic rod 18 is connected with an inner wall supporting steel plate 20, the inner wall supporting steel plate 20 is supported on the inner wall of the model box 1, the inner wall supporting steel plate 20 can rotate by 120 degrees up and down, the angle is adjusted to be supported on the inner wall of the model box 1, then compaction of a tested soil body is carried out, the number of the inner supporting type connecting devices is six, every two inner supporting type connecting devices are in one group, the included angle between each group is 120 degrees, each supporting type connecting device can rotate by 90 degrees, used for stabilizing the whole device against tilting. The lower part of the hydraulic device 3 is provided with a detailed graduated scale 24, the compacting depth can be accurately controlled according to the graduated scale 24, the lower part of the hydraulic device is fixed with a compacting steel plate 6 on the hydraulic device through a steel plate fixing bolt 25, and the compacting steel plate 6 is provided with a whole set of steel plates which are regular and irregular and are selected according to the requirements of working conditions.
Claims (7)
1. The geotechnical model experiment compaction device suitable for multiple working conditions comprises a model box (1) and a compaction device (2) connected with the model box (1), and is characterized in that the compaction device (2) comprises a hydraulic device (3) and a fixing device (4) which are sequentially connected, a hydraulic rod (5) is connected to the hydraulic device (3), one end of the hydraulic rod (5) is connected with the hydraulic device (3), and the other end of the hydraulic rod penetrates through the fixing device (4) and is connected with a compaction steel plate (6);
the fixing device (4) is also hinged with a supporting device (7), and the supporting device (7) is a grab handle type connecting device (8) or an inner support type connecting device (9).
2. The geotechnical model experiment compaction device applicable to multiple working conditions as claimed in claim 1, wherein said grab handle type connecting device (8) comprises a telescopic grab handle (10) and a connecting slide rod (11) which are sleeved, one end of the connecting slide rod (11) is sleeved with the telescopic grab handle (10), the other end is connected with a connecting sleeve head (12), and the connecting sleeve head (12) is connected with the fixing device (4) through a first connecting piece (13);
the first connecting piece (13) comprises an ear plate (14) connected with the fixing device (4) and a connecting ring (15) connected on the ear plate (14), and the connecting sleeve head (12) is hinged with the connecting ring (15);
the ear plates (14) are arranged on the fixing device (4) at intervals of 120 degrees.
3. The geotechnical model experiment compaction device applicable to multiple working conditions in accordance with claim 2, wherein the telescopic grab handle (10) is provided with a clamping bolt (16).
4. The geotechnical model experiment compaction device applicable to multiple working conditions, according to claim 1, is characterized in that the internal support type connecting device (9) comprises a telescopic rod (17) and a connecting rod (18) which are sleeved, one end of the telescopic rod (17) is sleeved with the connecting rod (18), the other end of the telescopic rod is hinged with an inner wall supporting steel plate (19), one end of the connecting rod (18) is connected with the telescopic rod (17), the other end of the connecting rod is connected with a connecting sleeve head (12), and the connecting sleeve head (12) is hinged with the fixing device (4) through a second connecting piece (20); the internal support type connecting devices (9) are used in pairs;
the second connecting pieces (20) are arranged on the fixing device (4) at intervals of 120 degrees.
5. The geotechnical model experiment compaction device applicable to multiple working conditions of claim 4 is characterized in that a clamping bolt (16) is arranged on the connecting rod (18).
6. The geotechnical model experiment compaction device applicable to multiple working conditions according to claim 1, characterized in that the fixing device (4) is further connected with a handrail (21), and the fixing device (4) is further provided with a circular level (22).
7. The geotechnical model experiment compaction device applicable to multiple working conditions of claim 1 is characterized in that a graduated scale (23) is arranged on the hydraulic rod (5), and the hydraulic rod (5) is connected with a compaction steel plate (6) through a steel plate fixing bolt (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921853725.XU CN211652270U (en) | 2019-10-30 | 2019-10-30 | Geotechnical model experiment compaction device suitable for multiple working conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921853725.XU CN211652270U (en) | 2019-10-30 | 2019-10-30 | Geotechnical model experiment compaction device suitable for multiple working conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211652270U true CN211652270U (en) | 2020-10-09 |
Family
ID=72691264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921853725.XU Expired - Fee Related CN211652270U (en) | 2019-10-30 | 2019-10-30 | Geotechnical model experiment compaction device suitable for multiple working conditions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211652270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793825A (en) * | 2019-10-30 | 2020-02-14 | 长安大学 | Geotechnical model experiment compaction device suitable for multiple working conditions |
-
2019
- 2019-10-30 CN CN201921853725.XU patent/CN211652270U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793825A (en) * | 2019-10-30 | 2020-02-14 | 长安大学 | Geotechnical model experiment compaction device suitable for multiple working conditions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2833119B1 (en) | Dynamics performance testing system | |
| CN103234821B (en) | Test apparatus and method for geotechnical engineering side slope multi-direction loading | |
| WO2018014466A1 (en) | Drop hammer height adjusting device used for high strain detection of pile foundation | |
| CN107313470A (en) | The experimental rig that the preconsolidation simulation Piled-box foundaton Long-term Cyclic Loading that pressurizes is acted on | |
| CN109975129B (en) | Movable frame, simulation test system and simulation method thereof | |
| CN110441028B (en) | Experimental device capable of simulating landslide and impact caused by liquefaction of seabed sandy soil | |
| CN211652270U (en) | Geotechnical model experiment compaction device suitable for multiple working conditions | |
| CN107782611A (en) | A kind of experimental rig suitable for the experiment of multi-angle anchor rod drawing | |
| CN106768779A (en) | The mobile impact wheel load experimental rig and test method of a kind of clamped combination of freely-supported | |
| CN207194416U (en) | A kind of scaffold for building for being easy to assembling | |
| CN106289987A (en) | A kind of can realize each pilot system to drawing and implementation thereof | |
| CN204389316U (en) | Stacked radical operators large direct shear apparatus | |
| CN104748932A (en) | Automatic excitation device of railway bridge foundation structure | |
| CN110793825A (en) | Geotechnical model experiment compaction device suitable for multiple working conditions | |
| CN104181054B (en) | Integral rubber crawler belt unit elongation under horizontality, pull apart testing apparatus and method | |
| CN109653258A (en) | The calcareous sand pile foundation model assay systems of analog pile driving process | |
| CN218036812U (en) | Visual model test device for simulating slope dead weight damage | |
| CN207866594U (en) | A kind of vibrating formation unit of analog simulation experiment test specimen | |
| CN201926595U (en) | Portable type rock and soil mechanical property multifunctional shearing test instrument | |
| CN204703199U (en) | Novel pile foundation loading test charger | |
| CN103556626A (en) | Hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage | |
| CN108301295B (en) | Automatic change ceramic tile dismouting equipment | |
| CN209211512U (en) | A kind of vertical hammering load pile foundation model test apparatus of calcareous sand | |
| CN209211321U (en) | A kind of roadblock ball handling device | |
| CN110895277A (en) | Geotechnical model integrated test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20211030 |