CN107702958A - Disturbed soil mechanical test test material preparation device - Google Patents

Disturbed soil mechanical test test material preparation device Download PDF

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Publication number
CN107702958A
CN107702958A CN201710894337.5A CN201710894337A CN107702958A CN 107702958 A CN107702958 A CN 107702958A CN 201710894337 A CN201710894337 A CN 201710894337A CN 107702958 A CN107702958 A CN 107702958A
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China
Prior art keywords
mould
plate
material preparation
ear
preparation device
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CN201710894337.5A
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Chinese (zh)
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CN107702958B (en
Inventor
陈式华
王良
马庆宏
沈水进
陈涛
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Zhejiang Institute of Hydraulics and Estuary
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Zhejiang Institute of Hydraulics and Estuary
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Priority to CN201710894337.5A priority Critical patent/CN107702958B/en
Publication of CN107702958A publication Critical patent/CN107702958A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/36Embedding or analogous mounting of samples
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing 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
    • G01N2001/2873Cutting or cleaving

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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)

Abstract

The present invention relates to one kind to prepare geotechnological disturbed soil Sample devices.Purpose is to provide a kind of disturbed soil mechanical test test material preparation device, and the device has the advantages of preparation speed is fast, and preparation quality is good, saves human resources.Technical scheme is:Disturbed soil mechanical test test material preparation device, it is characterised in that:The device includes horizontally disposed base fixing plate, vertical at least two support bars for being fixed on base fixing plate and top and being fixed with upper mounted plate, it can be positioned at vertically movablely on upper mounted plate and by the upper slide post of the upper transmission mechanism driving by motor driven, it is arranged horizontally in the bottom that is fixed on slide post and can be with the mould piston ear locating clip of the horizontal sliding plug cooperation of mould piston carry out, by the mould cylinder ear location-plate pull bar horizontal location arranged vertically in the following mould cylinder ear location-plate of mould piston ear locating clip, the lower slider post that can be positioned at vertically movablely on base fixing plate and be fixed on lower slider post top movable platform plate.

Description

Disturbed soil mechanical test test material preparation device
Technical field
The present invention relates to one kind to prepare geotechnological disturbed soil Sample devices, and specifically disturbed soil mechanical test test material preparation fills Put.
Background technology
The sample for preparing disturbed soil mechanical test is that geotechnical mechanics tests the work that must prepare early stage, and it is to hydraulic engineering The quarry selection that the middle earthwork is filled particularly seems important.The sample preparation work is now all as follows by manual operation, process:
Dissipated 1. block disturbed soil is placed on sheet rubber to be ground with wood or ground using clod-crusher.
2. volume needed for soil sample or sample cutting ring inner volume in the dry density, moisture content, compacting cylinder according to required by sample, Calculate with soil amount.
3. weighing the wet soil sample needed for calculating, pour into advance mounted compacting cylinder, up add sliding plug, then vertically Sliding plug is pressed downward to defined depth.
4. taking out sliding plug, compacting cylinder is unloaded, gently takes out the native cake of densification.
5. the soil sample cutting ring inwall of experiment is applied into a thin layer vaseline, cutting edge is downward, is placed on the native cake of densification.With cutting Soil sample is cut into the earth pillar slightly larger than cutting ring diameter by native knife.Then cutting ring is pressed vertically downward, side flanging is cut, and is stretched out to soil sample Untill cutting ring.Prune soil and equating more than both ends.Cutting ring outer wall is cleaned, claims the gross weight of cutting ring and soil, accurately to 0.1g, and determines Cut the moisture content of lower soil sample in cutting ring both ends.
6. sample is prepared to try one's best and operated rapidly, or in the interior progress of moisturizing.
The instrument for preparing disturbed soil mechanical test sample mainly has:Sliding plug, compacting cylinder and cutting ring, it is other also just like wooden mallet, Wooden stone roller, sheet rubber, repair native knife etc..
Manual operation has the following disadvantages:
1. operating very cumbersome, labor intensity is big, and it is slow that sample prepares speed;
2. preparation time is longer, it is difficult to reach the indeclinable requirement of moisture content in soil sample;
3. preparation amount is larger, takes and need more manpower, and it is uneven to prepare sample mass.
The content of the invention
It is an object of the invention to provide a kind of disturbed soil mechanical test test specimen system of sample for preparing disturbed soil mechanical test Standby device, the equipment should be able to overcome the shortcomings of above-mentioned background technology, and with preparing, speed is fast, and preparation quality is good, save manpower money The advantages of source, while meet the needs for preparing disturbed soil mechanical test sample specification.
The invention provides following technical scheme:
Disturbed soil mechanical test test material preparation device, it is characterised in that:The device include horizontally disposed base fixing plate, It is vertical be fixed on fixed with upper mounted plate on base fixing plate and top at least two support bars, can be vertically movable be positioned at Upper slide post on upper mounted plate and by the upper transmission mechanism driving by motor driven, it is arranged horizontally in and is fixed on upper slide post Bottom and can be with mould piston ear locating clip, the mould by arranging vertically of the horizontal sliding plug cooperation of mould piston carry out Cylinder ear location-plate pull bar horizontal location the following mould cylinder ear location-plate of mould piston ear locating clip, can be vertically movable position On base fixing plate and by the lower slider post driven by the lower transmission mechanism of motor driven and it is fixed on lower slider post Top and upper surface carry the movable platform plate of mould tube end plate location-plate, the axis of the mould piston and the axis of mould cylinder It is coaxially arranged.
Being made on the mould piston ear locating clip has horizontally disposed and bottom to have opening with the hangers with mould piston The U-shaped slot that grafting coordinates, the side that the U-shaped slot also penetrates mould piston ear locating clip is inserted with being formed with mould piston Connect inlet and outlet during cooperation;It is described opening with mould piston diameter match so that the edge of U-shaped slot formed it is up big and down small Stairstepping trough rim.
Being made on the mould cylinder ear location-plate has the U-lag of two end faces above and below insertion mould cylinder ear location-plate, U-lag Edge be up big and down small stairstepping trough rim;U-lag also penetrate a side of mould cylinder ear location-plate and insertion direction with The insertion direction of the slot is consistent, to form inlet and outlet when coordinating with the grafting of mould cylinder ear.
Being made on the mould tube end plate location-plate has horizontally disposed and top to have opening with the extension with mould tube end plate The U-shaped inserting groove that ear grafting coordinates, the edge of U-shaped inserting groove is up-small and down-big stairstepping trough rim;The inserting groove also penetrates mould It is consistent with the insertion direction of the slot to have a side of tube end plate location-plate and insertion direction, to be formed and mould tube end plate Inlet and outlet when grafting coordinates.
The upper transmission mechanism, lower transmission mechanism are vertically movable straight-line mechanism respectively;It is preferred that driven by worm and gear Screw mechanism.
The left and right sides of the movable platform plate makes the slide opening being slidably matched with support bar respectively.
Being made on the mould tube end plate has boss that is up prominent and being matched with mould cylinder internal diameter.
The mould cylinder is removably flexibly connected with mould tube end plate by screw.
The base fixing plate is supported by some support feets for being arranged vertically at surrounding.
The beneficial effects of the invention are as follows:As a result of the device provided, not only prepare that speed is fast, it is good to prepare quality, The needs for preparing disturbed soil mechanical test sample specification are met simultaneously, working strength is also drastically reduce the area, has saved manually, By the popular welcome of relevant unit.
Brief description of the drawings
Fig. 1 is the main structure diagram of the present invention.
Fig. 2 is the right side structural representation of the present invention.
Fig. 3 is the right side of the present invention depending on structure chart (removing outer support bar figure).
Fig. 4 is the main structure diagram of mould piston ear locating clip in the present invention.
Fig. 5 is the overlooking the structure diagram of mould piston ear locating clip in the present invention.
Fig. 6 is the left structural representation of mould piston ear locating clip in the present invention.
Fig. 7 is the main structure diagram of mould cylinder ear location-plate 6 in the present invention.
Fig. 8 is the overlooking the structure diagram of mould cylinder ear location-plate 6 in the present invention.
Fig. 9 is the left view structural representation of mould cylinder ear location-plate 6 in the present invention.
Figure 10 is the main structure diagram of movable platform plate 7 in the present invention.
Figure 11 is the overlooking the structure diagram of movable platform plate 7 in the present invention.
Figure 12 is the left view structural representation of movable platform plate 7 in the present invention.
Figure 13 is the main structure diagram of mould piston.
Figure 14 is the main structure diagram of mould cylinder.
Figure 15 is the main structure diagram of soil sample cutting ring.
Figure 16 is the cross section structure diagram of upper transmission mechanism.
Figure 17 is the schematic diagram of job step 1 of the embodiment of the present invention.
Figure 18 is the schematic diagram of job step 2 of the embodiment of the present invention.
Figure 19 is the schematic diagram of job step 3 of the embodiment of the present invention.
Figure 20 is the schematic diagram of job step 4 of the embodiment of the present invention.
Figure 21 is the schematic diagram of job step 5 of the embodiment of the present invention.
Embodiment
With reference to Figure of description, the invention will be further described, but the invention is not limited in following examples.
Disturbed soil mechanical test test material preparation device shown in Fig. 1, if base fixing plate 9 is by by being arranged vertically at surrounding Dry root support feet 10 supports, and keep level state;Vertical fixed at least two support bars 5, support bar on base fixing plate Top is then fixedly connected (display is threaded connection in figure) with horizontally disposed upper mounted plate 2;Upper slide post 1-1 can be vertically movable Ground is positioned on upper mounted plate, and is driven by the upper transmission mechanism 1 of motor driven.
Mould piston ear locating clip 3 is horizontally fixed on the bottom of slide post, and is provided with and enters with mould piston 11-2 The structure (U-shaped inserting slot construction) that the flat sliding plug of water-filling coordinates;Being made on the mould piston ear locating clip has U-shaped slot 3-1, The U-shaped slot is horizontally disposed and there is opening 3-1-1 to coordinate so as to the hangers 11-21 grafting with mould piston for bottom;The slot A side (Fig. 1 front) for mould piston ear locating clip is also penetrated with formation and disengaging during mould piston grafting cooperation Mouthful;The opening is matched so that the edge of U-shaped slot forms up big and down small stairstepping trough rim with mould piston diameter.
Mould cylinder ear location-plate 6 is supported by the mould cylinder ear location-plate pull bar 4 arranged vertically, and horizontal location is lived in mould Ear plug locating clip it is following (upper and lower ends of mould cylinder ear location-plate pull bar 4 fixed respectively with upper mounted plate 2 and with mould cylinder Ear location-plate is fixed);Being made on the mould cylinder ear location-plate has U-lag 6-1, and U-lag penetrates the upper of mould cylinder ear location-plate Lower two end faces, and the edge 6-1-1 of U-lag is up big and down small stairstepping trough rim;U-lag also penetrates the positioning of mould cylinder ear A side (Fig. 1 front) and insertion direction for plate is consistent with the insertion direction of the slot, to be formed and mould cylinder ear 11- Inlet and outlet when 22 grafting coordinate.
Movable platform plate 7 can be fixed on lower slider post 8-1 top vertically movablely, and lower slider post is again by positioned at base (by motor driven) lower transmission mechanism driving in fixed plate;The upper surface of movable platform plate carries can be with mould tube end plate water The flat structure (being produced on the U-shaped inserting groove 7-1 on mould tube end plate location-plate) for carrying out horizontal sliding plug cooperation, U-shaped grafting Groove is horizontally disposed and there is opening 7-1-1 to be coordinated with the hangers 11-14 grafting with mould tube end plate 11-1 on top, U-shaped inserting groove Edge be up-small and down-big stairstepping trough rim;The inserting groove also penetrates a side of mould tube end plate location-plate, and (Fig. 1 is just Face), and insertion direction is consistent with the insertion direction of the slot, to form inlet and outlet when coordinating with the grafting of mould tube end plate.
The axis of above-mentioned mould piston is arranged with the axis coaxle of mould cylinder.
The upper transmission mechanism, lower transmission mechanism are vertically movable straight-line mechanism respectively, preferably by worm gear 13, worm screw 12 (above sliding outer surface of column and making has screw thread to form screw rod to the screw mechanism of drive, and worm gear center is the nut coordinated with screw rod, such as Shown in Figure 16;Lower transmission mechanism is identical with upper transmission mechanism structure, therefore view omits), it can also use hydraulic system.
Further, the left and right sides of the movable platform plate makes the slide opening 7- being slidably matched with support bar respectively, 2, in favor of registration.
Being made on the mould tube end plate has boss 11-15 that is up prominent and being matched with the internal diameter of mould cylinder 11.
The mould cylinder is removably flexibly connected with mould tube end plate by screw.
The embodiment of the present invention is as follows:
1. loading quantitative soil sample in mould cylinder by preparing, mould piston is inserted in, is fitted on the basis of mould cylinder ear location-plate When the position of adjustment movable platform plate and mould piston ear locating clip, the mould cylinder for preparing sample is put into equipment.Now, institute Screw mandrel, mould piston, the central axis of mould cylinder is stated to should ensure that on same straight line.(referring to Figure 17).
2. transmission mechanism moves downward on, and driven mold cylinder piston compresses downwards soil sample, until meeting displacement request, stops Upper transmission mechanism motion is (referring to Figure 18).
3. twisting off mould cylinder and the CONTEN STEEL OVAL NECK TRACK BOLTS of mould tube end plate positioning, transmission mechanism moves downward in startup, band dynamic model Tool cylinder piston moves downward, while starts lower transmission mechanism and also move downward, until the completely out mould cylinder of sample will be prepared, on Transmission mechanism stop motion (referring to Figure 19).
4. now lower transmission mechanism continues to move downward, reach preparation with mould cylinder piston crown space at the top of sample The thickness of soil sample cutting ring, lower transmission mechanism stop motion, it is put into the cutting ring for preparing soil sample, it is clear that the internal diameter of cutting ring should be less than living The external diameter of plug (referring to Figure 20).
5. lower transmission mechanism moves upwards, cutting ring is cut completely and prepare in soil sample, lower transmission mechanism stop motion, with hair Brush removes unnecessary soil bits, prepares sample and completes to take out, taking-up prepares sample (referring to Figure 21).
Upper lower transmission mechanism can be with automatically controlling or manual operation, flexibility ratio are good.
Finally it should be noted that listed above is only specific embodiment of the invention.It is clear that the invention is not restricted to Above example, there can also be many variations.One of ordinary skill in the art can directly lead from present disclosure All deformations for going out or associating, are considered as protection scope of the present invention.

Claims (9)

1. disturbed soil mechanical test test material preparation device, it is characterised in that:The device includes horizontally disposed base fixing plate (9) it is, vertical to be fixed on the base fixing plate and top at least two piece support bars (5) fixed with upper mounted plate (2), transport vertically It is positioned at dynamicly on upper mounted plate and by upper slide post (1-1), the horizontal cloth of upper transmission mechanism (1) driving by motor driven Put the bottom of slide post on being fixed on and can be with the mould piston ear locating clip of the horizontal sliding plug cooperation of mould piston carry out (3), by mould cylinder ear location-plate pull bar (4) horizontal location arranged vertically in the following mould cylinder of mould piston ear locating clip Ear location-plate (6), it can vertically movablely be positioned on base fixing plate and be driven by the lower transmission mechanism (8) by motor driven Lower slider post (8-1) and be fixed on lower slider post top and upper surface carry mould tube end plate location-plate movable platform Plate (7), the axis of the mould piston are arranged with the axis coaxle of mould cylinder.
2. disturbed soil mechanical test test material preparation device according to claim 1, it is characterised in that:The mould piston ear Being made on locating clip has horizontally disposed and bottom to have opening (3-1-1) to be inserted with the hangers (11-21) of mould piston (11-2) Connect the U-shaped slot (3-1) of cooperation;Lived with being formed with mould the side that the U-shaped slot also penetrates mould piston ear locating clip Fill in inlet and outlet when grafting coordinates;It is described opening with mould piston diameter match cause the edge of U-shaped slot formed greatly under Small stairstepping trough rim.
3. disturbed soil mechanical test test material preparation device according to claim 2, it is characterised in that:The mould cylinder ear is determined Being made on the plate of position has the U-lag (6-1) of two end faces above and below insertion mould cylinder ear location-plate, and the edge of U-lag is up big and down small Stairstepping trough rim;U-lag also penetrates a side of mould cylinder ear location-plate and penetrates direction and the insertion side of the slot To consistent, inlet and outlet when being coordinated with formation with mould cylinder ear (11-22) grafting.
4. disturbed soil mechanical test test material preparation device according to claim 3, it is characterised in that:The mould tube end plate Being made on location-plate has horizontally disposed and top that there is opening to coordinate with hangers (11-14) grafting with mould tube end plate (11-1) U-shaped inserting groove (7-1), the edge of U-shaped inserting groove is up-small and down-big stairstepping trough rim;The inserting groove also penetrates mould cylinder bottom A side and insertion direction for plate location-plate is consistent with the insertion direction of the slot, is matched somebody with somebody with being formed with mould tube end plate grafting Inlet and outlet during conjunction.
5. disturbed soil mechanical test test material preparation device according to claim 4, it is characterised in that:The upper driver Structure, lower transmission mechanism are vertically movable straight-line mechanism respectively;It is preferred that the screw mechanism driven by worm and gear.
6. disturbed soil mechanical test test material preparation device according to claim 5, it is characterised in that:The movable platform plate The left and right sides make the slide opening (7-2) being slidably matched with support bar respectively.
7. disturbed soil mechanical test test material preparation device according to claim 6, it is characterised in that:The mould tube end plate Upper making has boss (11-15) that is up prominent and being matched with mould cylinder (11) internal diameter.
8. disturbed soil mechanical test test material preparation device according to claim 7, it is characterised in that:The mould cylinder and mould Tool tube end plate is removably flexibly connected by screw.
9. disturbed soil mechanical test test material preparation device according to claim 8, it is characterised in that:The base fixing plate Supported by some support feets (10) for being arranged vertically at surrounding.
CN201710894337.5A 2017-09-28 2017-09-28 Disturbing soil mechanics test piece preparation device Active CN107702958B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109016060A (en) * 2018-08-14 2018-12-18 王立刚 A kind of tools of the stalk brick brick heart
CN109668769A (en) * 2019-02-28 2019-04-23 中南大学 A kind of earth pillar sampling machine

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109016060A (en) * 2018-08-14 2018-12-18 王立刚 A kind of tools of the stalk brick brick heart
CN109668769A (en) * 2019-02-28 2019-04-23 中南大学 A kind of earth pillar sampling machine
CN109668769B (en) * 2019-02-28 2021-07-23 中南大学 Soil column sampling machine

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