CN105424447B - A kind of soil compaction device - Google Patents
A kind of soil compaction device Download PDFInfo
- Publication number
- CN105424447B CN105424447B CN201610047854.4A CN201610047854A CN105424447B CN 105424447 B CN105424447 B CN 105424447B CN 201610047854 A CN201610047854 A CN 201610047854A CN 105424447 B CN105424447 B CN 105424447B
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- China
- Prior art keywords
- soil
- sample box
- soil sample
- transmission parts
- cam
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a kind of soil compaction devices, and including basic framework, driving device, transmission parts and execution unit, driving device and transmission parts are installed in basic framework, and execution unit is installed on transmission parts；Vibrating motor power is transferred to shaft coupling by retarder and drives cam axle, camshaft rotary motion is converted into pumping for vertical direction by Cam intermittent mechanism, so that intermittent control shaking above and below soil sample box, soil sample box detaches after peak is moved to Cam intermittent mechanism, then by being contacted at the top of freely falling body and Cam intermittent mechanism, using inertia by soil jolt ramming in soil sample box, by repeatedly recycling soil jolt ramming gradually.The gross mass and residual mass of soil according to added by head tank, are calculated soil quality and unit weight in soil sample box, by adjusting time of vibration, obtain testing required different unit weight soil.The present invention can realize big unit weight soil processing, and the soil particle diameter distribution being suitable for is wider.
Description
Technical field
The invention belongs to geotechnics technical fields, and in particular to a kind of soil compaction device.
Background technology
The soil weight is also known as relative density, refers to the quality of pedological unit volume under natural conditions, soil weight index
Have great importance in environmental protection, geology, water conservancy, agricultural and architectural engineering.During field sampling, after soil is disturbed
It is difficult the soil style for keeping undisturbed soil, in addition for the larger deep soil of big unit weight, follow-up mechanics is not easy to after sampling
Performance test shearing and pressure-bearing experiment.Soil maximum unit weight measuring method mainly include vibratory drilling method and hammering method：
Vibratory drilling method：It materialses to mix thoroughly and pours into metallic cylinder progress vibration, pour into after cylinder and beat circumference both sides with vibrating tine, and
Specimen surface is hammered with hammer within the same time, the second layer and third layer are so repeated until volume of sample is constant, is taken
Lower casing scrapes flat sample and the gross mass of cylinder and sample is claimed to calculate sample mass.
Compacting process：It weighs a certain amount of sample to pour into compaction cylinder, reality is hit by hammer layering, every layer of specimen height is preferably equal
The native face of two layers of intersection should dig hair, and the native face of every layer of specimen height preferably equal two layers of intersection, which should be dug when hair hits real complete, to be exceeded
The specimen height on compaction cylinder top should be less than 6mm；It unloads casing and removes bottom plate sample with the sample at the top of straight scraper equating compaction cylinder
If bottom also answers equating to clean drum outer wall outside cylinder claims the gross mass of cylinder and sample, and calculate the relative density of sample.Vibration
Method and compacting process can only realize the preparation of maximal density, but can not realize and the mechanical characteristic of soil is further tested.
Invention content
The purpose of the present invention is to provide a kind of soil compaction device, the present invention can realize the mechanical characteristic ginseng for soil
Several further test, to overcome limitation existing for above-mentioned existing vibratory drilling method and compacting process.
The present invention includes basic framework, driving device, transmission parts and execution unit, driving device and transmission parts installation
In in basic framework, execution unit is installed on transmission parts；
The basic framework includes pedestal, soil sample box set and housing, and soil sample box set is mounted on housing tip, housing installation
In on pedestal；
The driving device includes motor, retarder, retarder support base and shaft coupling, and motor output shaft is with slowing down
Device input shaft is connected, and motor is installed on by retarder support base on pedestal；
The transmission parts include camshaft, shaft coupling, bearing, bearing (ball) cover, bearing block, cam, driven wheel, driven
Support base, guide rod, leader casing, guide rod connector, vibrating disk and vibrating disk fore-set are taken turns, camshaft one end is by shaft coupling with subtracting
Fast device is connected, and camshaft is installed on entirely through bearing and bearing (ball) cover on bearing block, and bearing block is installed on pedestal, cam
Camshaft center is installed on, cam and driven wheel form cam contact pair, and driven wheel is by driven wheel support base and leads
Joint element for bar is connected, and leader casing is on leader casing, and guide rod both ends are connected respectively with guide rod connector and vibrating disk, leader casing
Housing tip is independently mounted at vibrating disk fore-set；
Execution unit includes head tank, sealing cover, upper soil sample box and lower soil sample box, and it is fixed that upper soil sample box and lower soil sample box pass through
Position pin connection, upper soil sample box and head tank are bolted, and sealing cover coordinates with head tank tip transitions.
Beneficial effects of the present invention：
1st, big unit weight soil processing can be realized, the soil particle diameter distribution being suitable for is wider.
2nd, the big unit weight soil prepared by the present invention, can directly be sheared, the soil mechanics performance such as pressure-bearing and injection it is related
Parameter testing.
Description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the transmission parts schematic diagram of the present invention.
Fig. 3 is the upper soil sample box vertical view of the present invention.
Fig. 4 is the upper soil sample box sectional view of the present invention.
Fig. 5 is the lower soil sample box vertical view of the present invention.
Fig. 6 is the lower soil sample box sectional view of the present invention.
Fig. 7 is the soil sample box set front view of the present invention.
Fig. 8 is the soil sample box set sectional view of the present invention.
1-pedestal；2-retarder support base；3-retarder；4-motor；5-sealing cover；6-head tank；7-on
Soil sample box；8-lower soil sample box；9-soil sample box set；10-housing；11-camshaft；12-shaft coupling；13-bearing (ball) cover；
14-cam；15-driven wheel；16-driven wheel support base；17-vibrating disk；18-guide rod；19-vibrating disk fore-set；
20-leader casing；21-guide rod connector；22-bearing；23-bearing block.
Specific embodiment
It please refers to Fig.1, shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the present invention includes basic framework, driving dress
Put, transmission parts and execution unit, driving device and transmission parts are installed in basic framework, execution unit is installed on driving section
On part；
The basic framework includes pedestal 1, soil sample box set 9 and housing 10, and soil sample box set 9 is mounted on 10 top of housing,
Housing 10 is installed on pedestal 1；
The driving device includes motor 4, retarder 3, retarder support base 2 and shaft coupling 12,4 output shaft of motor
It is connected with 3 input shaft of retarder, motor 4 is installed on by retarder support base 2 on pedestal 1；
As shown in Fig. 2, the transmission parts include camshaft 11, shaft coupling 12, bearing 22, bearing (ball) cover 13, bearing
Seat 23, cam 14, driven wheel 15, driven wheel support base 16, guide rod 18, leader casing 20, guide rod connector 21,17 and of vibrating disk
Vibrating disk fore-set 19,11 one end of camshaft are connected by shaft coupling 12 with retarder 3, and camshaft 11 is entirely through 22 He of bearing
Bearing (ball) cover 13 is installed on bearing block 23, and bearing block 23 is installed on pedestal 1, and cam 14 is installed on 11 centre bit of camshaft
It puts, cam 14 and driven wheel 15 form cam contact pair, and driven wheel 15 passes through driven wheel support base 16 and guide rod connector 21
It is connected, guide rod 18 is sleeved on leader casing 20, and 18 both ends of guide rod are connected respectively with guide rod connector 21 and vibrating disk 17, guide rod
Set 20 and vibrating disk fore-set 19 are independently mounted at 10 top of housing；
As shown in Figures 3 to 8, execution unit includes head tank 6, sealing cover 5, upper soil sample box 7 and lower soil sample box 8, soil loading
Sample box 7 and lower soil sample box 8 are coupled by positioning pin, and upper soil sample box 7 and head tank 6 are bolted, sealing cover 5 and head tank
6 tip transitions coordinate.
The operation principle and process of the present invention：
The certain mass that will weigh first tests soil sample, is added in upper soil sample box 7 and lower soil sample box 8, ensured by head tank 6
Soil sample is 15~20mm with a distance from 6 upper edge of head tank, covers sealing cover 5；After opening power supply, 4 power of motor is passed by retarder 3
It is rotated to camshaft 11 and cam 14, cam 14 drives driven wheel 15 to move up and down, and power further passes through guide rod 18 and vibration
Disk 17 is transferred to soil sample box 7 and lower soil sample box 8, is fallen after rise rapidly after vibrating disk 17 moves to peak, and be maintained at minimum
Point, at the same time upper soil sample box 7 and lower soil sample box 8 do the movement of falling object from movement peak, until lower soil sample box 8 and vibration
Disk 17 contact after stop motion, soil sample cassette interior soil sample particle due to self inertia act on, move downward extruding and it is closely knit, lead to
It crosses soil sample unit weight in periodic motion soil sample box to be stepped up, after certain time of vibration, by measuring remaining soil sample matter in head tank 6
Amount, is calculated soil sample unit weight in soil sample box, until reaching test requirements document.
Claims (1)
1. a kind of soil compaction device, it is characterised in that：Including basic framework, driving device, transmission parts and execution unit, drive
Dynamic device and transmission parts are installed in basic framework, and execution unit is installed on transmission parts；
The basic framework includes pedestal (1), soil sample box set (9) and housing (10), and soil sample box set (9) is mounted on housing (10)
Top, housing (10) are installed on pedestal (1)；
The driving device includes motor (4), retarder (3), retarder support base (2) and shaft coupling (12), motor (4)
Output shaft is connected with retarder (3) input shaft, and motor (4) is installed on by retarder support base (2) on pedestal (1)；
The transmission parts include camshaft (11), shaft coupling (12), bearing (22), bearing (ball) cover (13), bearing block (23),
Cam (14), driven wheel support base (16), guide rod (18), leader casing (20), guide rod connector (21), shakes at driven wheel (15)
Moving plate (17) and vibrating disk fore-set (19), camshaft (11) one end are connected by shaft coupling (12) with retarder (3), camshaft
(11) it is installed on bearing block (23) entirely through bearing (22) and bearing (ball) cover (13), bearing block (23) is installed on pedestal (1)
On, cam (14) is installed on camshaft (11) center, and cam (14) and driven wheel (15) form cam contact pair, driven wheel
(15) it is connected by driven wheel support base (16) with guide rod connector (21), guide rod (18) is sleeved on leader casing (20), is led
Bar (18) both ends are connected respectively with guide rod connector (21) and vibrating disk (17), and leader casing (20) and vibrating disk fore-set (19) are only
It is vertical to be mounted on housing (10) top；
Execution unit include head tank (6), sealing cover (5), upper soil sample box (7) and lower soil sample box (8), upper soil sample box (7) and under
Soil sample box (8) is coupled by positioning pin, and upper soil sample box (7) and head tank (6) are bolted, sealing cover (5) and head tank
(6) tip transitions coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610047854.4A CN105424447B (en) | 2016-01-24 | 2016-01-24 | A kind of soil compaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610047854.4A CN105424447B (en) | 2016-01-24 | 2016-01-24 | A kind of soil compaction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105424447A CN105424447A (en) | 2016-03-23 |
| CN105424447B true CN105424447B (en) | 2018-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610047854.4A Expired - Fee Related CN105424447B (en) | 2016-01-24 | 2016-01-24 | A kind of soil compaction device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706380A (en) * | 2016-11-10 | 2017-05-24 | 东北农业大学 | Semi-automatic soil saturator |
| CN108279147B (en) * | 2018-02-01 | 2024-02-09 | 长安大学 | Electric hammering device of compaction instrument |
| CN108254216B (en) * | 2018-03-15 | 2021-04-27 | 攀钢集团西昌钢钒有限公司 | Method and device for sampling mineral aggregate of blast furnace tank and readable storage medium |
| CN109357985B (en) * | 2018-10-26 | 2019-11-05 | 河海大学 | A kind of soil body sample preparing instrument and preparation method for compression shear seepage tests |
| CN113218819A (en) * | 2021-06-08 | 2021-08-06 | 江苏建研建设工程质量安全鉴定有限公司 | Liquid plastic limit tester with material leveling function and use method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3998090A (en) * | 1975-11-07 | 1976-12-21 | The United States Of America As Represented By The Secretary Of The Army | Soil compactor |
| DE3138426A1 (en) * | 1981-09-26 | 1983-05-26 | Form + Test Seidner + Co GmbH, 7940 Riedlingen | Test rig for compacting soil samples |
| CN1731129A (en) * | 2005-07-29 | 2006-02-08 | 长安大学 | Indoor asphalt mixture rotating and vibrating compactor |
| CN200986503Y (en) * | 2006-12-26 | 2007-12-05 | 天津东正测控技术发展有限公司 | Vibration compaction instrument |
| CN201402240Y (en) * | 2009-04-02 | 2010-02-10 | 宋玉峰 | High-efficiency bulk density instrument |
| CN202033233U (en) * | 2011-03-31 | 2011-11-09 | 山东寿光第一建筑有限公司 | Gel sand specimen forming tamping table |
| CN102288461A (en) * | 2011-05-12 | 2011-12-21 | 河海大学 | Large-sized hollow cylindrical sampler for coarse grained soil and use method thereof |
| CN203672689U (en) * | 2013-11-28 | 2014-06-25 | 安徽理工大学 | Sampling machine for soil body |
| CN205374127U (en) * | 2016-01-24 | 2016-07-06 | 吉林大学 | Soil jolt ramming device |
-
2016
- 2016-01-24 CN CN201610047854.4A patent/CN105424447B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3998090A (en) * | 1975-11-07 | 1976-12-21 | The United States Of America As Represented By The Secretary Of The Army | Soil compactor |
| DE3138426A1 (en) * | 1981-09-26 | 1983-05-26 | Form + Test Seidner + Co GmbH, 7940 Riedlingen | Test rig for compacting soil samples |
| CN1731129A (en) * | 2005-07-29 | 2006-02-08 | 长安大学 | Indoor asphalt mixture rotating and vibrating compactor |
| CN200986503Y (en) * | 2006-12-26 | 2007-12-05 | 天津东正测控技术发展有限公司 | Vibration compaction instrument |
| CN201402240Y (en) * | 2009-04-02 | 2010-02-10 | 宋玉峰 | High-efficiency bulk density instrument |
| CN202033233U (en) * | 2011-03-31 | 2011-11-09 | 山东寿光第一建筑有限公司 | Gel sand specimen forming tamping table |
| CN102288461A (en) * | 2011-05-12 | 2011-12-21 | 河海大学 | Large-sized hollow cylindrical sampler for coarse grained soil and use method thereof |
| CN203672689U (en) * | 2013-11-28 | 2014-06-25 | 安徽理工大学 | Sampling machine for soil body |
| CN205374127U (en) * | 2016-01-24 | 2016-07-06 | 吉林大学 | Soil jolt ramming device |
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| CN105424447A (en) | 2016-03-23 |
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Granted publication date: 20180629 Termination date: 20190124 |