CN204165809U - The two-way remoulded sample sampling instrument of electronic static(al) - Google Patents
The two-way remoulded sample sampling instrument of electronic static(al) Download PDFInfo
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- CN204165809U CN204165809U CN201420555090.6U CN201420555090U CN204165809U CN 204165809 U CN204165809 U CN 204165809U CN 201420555090 U CN201420555090 U CN 201420555090U CN 204165809 U CN204165809 U CN 204165809U
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Abstract
The utility model discloses the two-way remoulded sample sampling instrument of electronic static(al), belong to Geotechnical Engineering field.The two-way remoulded sample sampling instrument of electronic static(al) is by containing original mold tool and gear train forms, the Sheng original mold tool be wherein made up of saturator, cutting ring, clamp coupling not only can the different size of Control Assay, and directly soil can be pushed saturator, avoid in knockout course the disturbance that sample causes; The gear train be made up of accessories such as pressure head, pressing plate, screw mandrel, worm gear, worm screw, stops achieves the height of accurate Control Assay, make prepared sample global density even by two-way even static(al) pressure-like, and increase work efficiency, the pre-set dimension of sample not only accurately can be realized by the cooperation of stop, and can the security of warranty test process.This instrument is easy to use, and structure is simple, meets the remoulded sample preparing national regulations size fast, and guarantees the security of sample making course.
Description
Technical field
The utility model discloses the two-way remoulded sample sampling instrument of a kind of electronic static(al), belong to Geotechnical Engineering field.
Background technology
In engineering practice, usual employing direct shear test, permeability test, triaxial shear test, scanning electron microscope is tested, static N2 adsorption test, Mercury injection test, XRD test waits the macromechanical property and the microcosmos structure characteristic that obtain the soil body, in order to ensure the true macroscopical mechanical parameters and the microstructural parameter that obtain the soil body, necessary carry out in-situ test or gather undisturbed soil carry out indoor test analysis, but due to the heterogeneity that the soil body itself has, inhomogeneity, add that in-situ test is higher with the requirement of collection undisturbed soil to acquisition technique to experimentation cost, with regard to meaning, this is necessary that the soil fetched at scene is made remoulded sample and tested, for the comparability of warranty test data, prepared sample must be made to meet the validity of global density homogeneity and parallel sample, this will depend on adopted sample making apparatus and method to a great extent.
Indoor common method for making sample comprises compacting process and pressure-like method, but they have following defect: 1) manually hit reality, is difficult to control the identical dynamics of each employing and carries out hitting reality, and have a strong impact on automaticity and sample preparation efficiency; 2) need to scrape hair between every layer of soil, the inequality of scraping the depth and place of hair will cause interlayer to be connected uneven, and this layer may become the change that interlayer interlayer causes sample local property; 3) friction unavoidably introduced in knockout course and vibration may destroy the profile of sample and affect its inner structure; 4) manual hand manipulation, is difficult to the validity ensureing parallel sample; 5) consistance ensureing sample global density is difficult to; 6) sample that the mould changing many cover different size specifications could prepare corresponding size is needed to be equipped with.And for example China Patent Publication No.: CN 201662500 U, authorize publication date: 2010.12.01, denomination of invention is " electric bidirectional sampling apparatus ", though charge mould disclosed in this application case can realize the sample preparing preliminary dimension, but when if sample needs saturated, sample be released from charge mould, the friction force produced in sample knockout course causes certain disturbance by the outer wall of sample and inner structure, affects the structure of sample; In addition, the gear train between screw mandrel and slide block cannot realize deceleration object and then realize the process of static(al) pressure-like.
At present, report about geotechnical sample instrument in preparation room is a lot, but can meet the many sizes of preparation simultaneously and take that the sample density prepared by static(al) pressure-like method is even, size accurate, the later stage is convenient in demoulding, test apparatus and method rarely have report to whole safe operation process efficiently.
Summary of the invention
For above-mentioned existing problems, sizes gauge coupons can be prepared to provide one, and adopt static(al) pressure-like method even to ensure prepared sample density, size is accurate, later stage is convenient in demoulding, and safe operation process is sample preparation instrument efficiently, and the purpose of this utility model is to provide electronic static(al) two-way remoulded sample sampling instrument, for achieving the above object, its technical solution is:
The two-way remoulded sample sampling instrument of electronic static(al), it is by containing original mold tool and gear train, contain original mold tool by clamp coupling, saturator, cutting ring forms, wherein, clamp coupling inwall is provided with groove, a pair cutting ring and saturator is inlayed in groove, saturator is between a pair cutting ring, by mutual embedded connection between saturator and cutting ring, the thickness of cutting ring and saturator and the deep equality of groove, the outer wall of clamp coupling is provided with symmetrical stirrup, clamp coupling is fixed on right standing frame by crossbearer, hinge is provided with between clamp coupling and crossbearer, right standing frame is arranged on base actively, right standing frame lower end is provided with scale and stop,
Gear train is by top board, seaming chuck, lower platen, push-down head, upper screw rod, lower screw mandrel, cage plate, worm gear, worm screw, left standing frame, stop, stop touches sheet, motor forms, one end of upper screw rod and lower screw mandrel respectively by surface bearing and cage plate circular hole and be fixed on the upper and lower both sides of worm gear, other end spinning is in top board and lower platen, upper screw rod upper end is provided with nut, lower screw mandrel lower end is provided with stop, seaming chuck and push-down head is respectively equipped with in the inner side of top board and lower platen, one end of cage plate is fixedly connected on left standing frame, left standing frame is fixed on base, worm screw is fixedly mounted between cage plate, worm screw is by the external motor of belt.
Described saturator is made up of 3 blocks of arc shape 304 stainless steels.
The central axis of described seaming chuck, push-down head, clamp coupling, saturator, cutting ring is on the same line.
Described described upper screw rod and lower wire rod thread direction are contrary.
Owing to have employed above technical scheme, the two-way remoulded sample sampling instrument of electronic static(al) of the present utility model comprises contains original mold tool and gear train two parts, the Sheng original mold tool be wherein made up of saturator, cutting ring, clamp coupling not only can the different size of Control Assay, and directly soil can be pushed saturator, avoid the disturbance that saturated front sampling causes sample; The gear train be made up of accessories such as pressure head, pressing plate, screw mandrel, worm gear, worm screw, motor, stops achieves the height of accurate Control Assay, make prepared sample global density even by two-way even static(al) pressure-like, and increase work efficiency, the pre-set dimension of sample not only accurately can be realized by the cooperation of stop, and can the security of warranty test process.This instrument is easy to use, and structure is simple, meets the remoulded sample preparing national regulations size fast, and guarantees the security of sample making course.
accompanying drawing illustrates:
Fig. 1 is the structural representation of the two-way remoulded sample sampling instrument of electronic static(al) of the present utility model.
Fig. 2 is the connected mode schematic diagram of cutting ring and saturator.
Fig. 3 is saturator 3 stainless steel substrates connected mode schematic diagram.
Embodiment
Now by reference to the accompanying drawings the specific works mode of the two-way remoulded sample sampling instrument of electronic static(al) is described in detail:
The two-way remoulded sample sampling instrument of electronic static(al), sampling instrument is by containing original mold tool, gear train forms, contain original mold tool by clamp coupling 7, saturator 6, cutting ring 3 forms, wherein, clamp coupling 7 inwall is provided with groove, a pair cutting ring 3 and saturator 6 is inlayed in groove, saturator 6 is between a pair cutting ring 3, consider that selection 304 stainless steel is the material of cutting ring 3 and saturator 6 from anticorrosive angle, the smooth finish of cutting ring 3 and saturator 6 inwall is 0.8, conveniently stripped to ensure, cutting ring 3 is seamless annulus, wherein one end is the flat mouth other end is protruding cutting edge, saturator 6 is the mutually embedded steel disc of three arcs, its upper and lower port is the groove mutually embedded with upper and lower cutting ring 3, be convenient to the mutual embedded connection between saturator 6 and cutting ring 3, the thickness of cutting ring 3 and saturator 6 is equal with the depth of groove of clamp coupling 7 inwall, so that saturator 6 is concordant without the inwall of groove part with clamp coupling 7 with the inwall of cutting ring 3.
Consider the size of conventional geotechnical sample, be 61.8mm to prepare diameter, highly be respectively 20mm, 40mm, the sample of 125mm is to complete direct shear test, permeability test, the preparation of triaxial shear test and microscopic test sample, the internal diameter getting cutting ring 3 and saturator 6 is 61.8mm, when specimen height is respectively 20mm, 40mm, during 125mm, the height of corresponding cutting ring 3 is respectively 52.5mm, 42.5mm, 0mm, corresponding saturator 6 is highly the height of prefabricated sample, when wherein the height of cutting ring 3 is 0mm, only have in the groove representing clamp coupling 7 is highly the saturator 6 of 125mm.
The outer wall of clamp coupling 7 is provided with symmetrical stirrup 16, for the closed-lock of clamp coupling 7, clamp coupling 7 is fixed on right standing frame 8 by crossbearer 5, hinge 4 is provided with between clamp coupling 7 and crossbearer 5, not only clamp coupling 7 can be opened and also clamp coupling 7 is fixed on crossbearer 5 with closing up, right standing frame 8 is arranged on base 24 actively, and can rotate freely in bearing's 90 degree of horizontal extents, two fixed position, places are parallel and perpendicular to base 24 long edge position at crossbearer 5 respectively, right standing frame 8 lower end is provided with scale 9 and stop 10, just stopped after the height of setting to realize automatic pressure-like by the cooperation of scale 9 and stop 10, complete the sample preparing predetermined altitude.
Gear train is by top board 1, seaming chuck 2, lower platen 23, push-down head 13, upper screw rod 15, cage plate 18, worm gear 19, worm screw 20, left standing frame 21, stop 10, stop touches sheet 12, motor forms, upper screw rod 15 hand of spiral is dextrorotation, lower screw mandrel 22 hand of spiral is left-handed, one end of upper screw rod 15 and lower screw mandrel 22 respectively by surface bearing 17 and cage plate 18 circular hole and be fixed on worm gear about 19 both sides, such upper screw rod 15 and lower screw mandrel 22 form entirety with worm gear 19, by the surface bearing 17 of anchoring, upper screw rod 15 and the rotation of lower screw mandrel 22 on cage plate 18 more steady, the other end spinning of upper screw rod 15 and lower screw mandrel 22 is in the threaded screw bore of top board 1 and lower platen 23, upper screw rod 15 upper end is provided with nut 14 to limit the stroke of top board 1, lower screw mandrel 22 lower end is provided with stop 10 and touches sheet 12 to control the stroke of lower platen 23 for coordinating stop, seaming chuck 2 and push-down head 13 is respectively equipped with in the inner side of top board 1 and lower platen 23, one piece of cushion block 11 preventing soil from overflowing from clamp coupling 7 is respectively had below seaming chuck 2 and above push-down head 13, soil can be pushed in saturator 6 by seaming chuck 2 and push-down head 13 static pressure cushion block 11, one end of cage plate 18 is fixedly connected on left standing frame 21, left standing frame 21 is fixed on base 24, worm screw 20 is fixedly mounted between cage plate 18, worm screw 20 is by the external motor of belt, under the drive of motor, worm screw 20 drives worm gear 19, reduce rotating speed, and then upper screw rod 15 and lower screw mandrel 22 are rotated, by upper screw rod 15 and being threaded between lower screw mandrel 22 with upper lower platen 23, upper lower platen will in opposite directions or from movement, seaming chuck 2 and push-down head 13 will realize pressure-like and unloading process simultaneously.
Described saturator 6 is formed by connecting by embedded by 3 blocks of arc shape stainless steels, can ensure that the junction of saturator 6 is smooth inwall, the impression effectively reducing sample outer wall and the friction force be reduced in knockout course.
The central axis of described seaming chuck 2, push-down head 13, clamp coupling 7, saturator 6, cutting ring 3, on the same line, is effectively avoided because the wobbler action in pressure-like process causes the damage of sample.
The electronic static(al) of the utility model two-way remoulded sample sampling instrument principle of work:
Case 1: preparing diameter is 61.8mm is highly the sample of 40mm
Guarantee before sample preparation that all switches are in closed condition and motor does not access power supply, right standing frame 8 is pulled crossbeam 5 also fixing perpendicular to base 24 long edge position, cutting ring 3 high for 2 42.5mm and the high saturator 6 inwall uniform application one deck vaseline of 1 40mm are mutually embeddedly assembled into an entirety, move in the groove of clamp coupling 7 again, closed clamp coupling 7 also locks with stirrup 16, cushion block 11 is put a filter paper, and fill in cushion block 11 from clamp coupling 7 lower port, hand rest cushion block 11, weigh the soil required for sample preparation and pour into from clamp coupling 7 upper port, fall after soil terminates and in clamp coupling 7, put into filter paper and upper cushion block 11 successively, right standing frame 8 is pulled and makes crossbeam 5 be parallel to base 24 long edge position and fix, now go up lower cushion block 11 to contact with push-down head 13 with seaming chuck 2 respectively.Stop 10 is transferred to sample marking place of preparation 40mm height, open total power switch, then the switch of right standing frame 8 upper limit device 10 is pressed, actuating motor, seaming chuck 2 and push-down head 13 be static(al) at the uniform velocity pressure-like in opposite directions, and when the stop shake-up sheet 12 on the right side of lower platen 23 contacts with the stop 10 on right standing frame 8, the switch on the stop 10 on right standing frame 8 cuts out to cut off the electricity supply automatically, motor stops, and now pressure-like process terminates.Press the switch on stop 10 on the left of lower platen 23, motor reverses, impel seaming chuck 2 and push-down head 13 from motion, when stop contact chip 12 contacts with the stop 10 on lower screw mandrel 22, switch on stop 10 cuts out to cut off the electricity supply automatically, motor stops again, and now unloading process terminates.Right standing frame 8 is pulled and makes crossbeam 5 perpendicular to base 26 long edge position, open stirrup 16 and clamp coupling 7, take out saturator 6 and cutting ring 3, as needs are saturated by sample, directly permeable stone is buckled at saturator 6 two ends and put into the saturated cylinder of vacuum and carry out bleeding saturated.After sample preparation terminates, powered-down and all switches, wiping instrument, notes operational maintenance.
Claims (4)
1. the two-way remoulded sample sampling instrument of electronic static(al), at least comprise and contain original mold tool and gear train, it is characterized in that: contain original mold tool by clamp coupling (7), saturator (6), cutting ring (3) forms, wherein, clamp coupling (7) inwall is provided with groove, a pair cutting ring (3) and saturator (6) is inlayed in groove, saturator (6) is positioned between a pair cutting ring (3), by mutual embedded connection between saturator (6) and cutting ring (3), the thickness of cutting ring (3) and saturator (6) and the deep equality of groove, the outer wall of clamp coupling (7) is provided with symmetrical stirrup (16), clamp coupling (7) is fixed on right standing frame (8) by crossbearer (5), hinge (4) is provided with between clamp coupling (7) and crossbearer (5), right standing frame (8) is arranged on base (24) actively, right standing frame (8) lower end is provided with scale (9) and stop (10),
Gear train is by top board (1), seaming chuck (2), lower platen (25), push-down head (13), upper screw rod (15), lower screw mandrel (22), cage plate (18), worm gear (19), worm screw (20), left standing frame (21), stop (10), stop touches sheet (12), motor forms, one end of upper screw rod (15) and lower screw mandrel (22) respectively by surface bearing (17) and cage plate (18) circular hole and be fixed on worm gear (19) both sides up and down, other end spinning is in top board (1) and lower platen (23), upper screw rod (15) upper end is provided with nut (14), lower screw mandrel (22) lower end is provided with stop (10), seaming chuck (2) and push-down head (13) is respectively equipped with in the inner side of top board (1) and lower platen (23), one end of cage plate (18) is fixedly connected on left standing frame (21), left standing frame (21) is fixed on base (24), worm screw (20) is fixedly mounted between cage plate (18), and worm screw (20) is by the external motor of belt.
2. the two-way remoulded sample sampling instrument of electronic static(al) as claimed in claim 1, is characterized in that: described saturator (6) is made up of 3 blocks of arc shape 304 stainless steels.
3. the two-way remoulded sample sampling instrument of electronic static(al) as claimed in claim 1, is characterized in that: the central axis of described seaming chuck (2), push-down head (13), clamp coupling (7), saturator (6), cutting ring (3) is on the same line.
4. the two-way remoulded sample sampling instrument of electronic static(al) as claimed in claim 1, is characterized in that: described upper screw rod (15) and lower screw mandrel (22) hand of spiral are contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555090.6U CN204165809U (en) | 2014-09-25 | 2014-09-25 | The two-way remoulded sample sampling instrument of electronic static(al) |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555090.6U CN204165809U (en) | 2014-09-25 | 2014-09-25 | The two-way remoulded sample sampling instrument of electronic static(al) |
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| Publication Number | Publication Date |
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| CN204165809U true CN204165809U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555090.6U Withdrawn - After Issue CN204165809U (en) | 2014-09-25 | 2014-09-25 | The two-way remoulded sample sampling instrument of electronic static(al) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266887A (en) * | 2014-09-25 | 2015-01-07 | 中国科学院武汉岩土力学研究所 | Electric static force two-way remoulded soil sample preparation instrument |
-
2014
- 2014-09-25 CN CN201420555090.6U patent/CN204165809U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266887A (en) * | 2014-09-25 | 2015-01-07 | 中国科学院武汉岩土力学研究所 | Electric static force two-way remoulded soil sample preparation instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150218 Effective date of abandoning: 20160921 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150218 Effective date of abandoning: 20160921 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |