CN204882192U - Remold native triaxial compression sample making devices - Google Patents
Remold native triaxial compression sample making devices Download PDFInfo
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- CN204882192U CN204882192U CN201520669853.4U CN201520669853U CN204882192U CN 204882192 U CN204882192 U CN 204882192U CN 201520669853 U CN201520669853 U CN 201520669853U CN 204882192 U CN204882192 U CN 204882192U
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- sample
- hair
- urceolus
- sheng
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a remold native triaxial compression sample making devices, including a support frame and a flourishing appearance section of thick bamboo, the support frame include roof, bottom plate and set up in many stands between roof and the bottom plate, fixed mounting has the jack on the bottom plate, the jack top is provided with the boss, the salient end relief form of boss is for cylindric, a flourishing appearance section of thick bamboo including flourishing appearance urceolus and suit in the flourishing appearance inner tube on flourishing appearance urceolus inner wall upper portion, the inner wall lower part of flourishing appearance urceolus closely cooperates with the protrusion end of boss, flourishing appearance inner tube internalization is provided with system appearance and cuts somebody's hair, system appearance is cut somebody's hair and the connecting rod is connected, the connecting rod passes the roof and unloads appearance and cuts somebody's hair and be connected. The utility model relates to a novel reasonable, it is convenient to realize, application scope is wide, and the practicality is strong, excellent in use effect, facilitate promotion.
Description
Technical field
The utility model relates to a kind of test specimens producing device, especially relates to a kind of manipulated soil triaxial compressions sample production device.
Background technology
The research of unsaturated soil mechanics rule largely depends on the indoor triaxial test reinventing sample, and the method for making sample reinventing sample at present mainly comprises and hits sample method and pressure-like method.Adopt and hit sample legal system when making the remolded cohesive soil sample of specified moisture content, the effect of impulsive force can produce CAB and excess pore water pressure in the soil body, affects its mechanical property, adopts static pressure method sample preparation then can effectively avoid this problem.
The static pressure sample preparation method of current cohesive soil does not have specific device, general by lifting jack, adopt split cavity, special right cylinder pressure-like is cut somebody's hair and the combination of barrier frame is carried out: wet soil is filled in the split cavity fixed, pressure-like is installed and cuts somebody's hair and utilize the barrier frame of special size to control the height of each pressure-like.This method makes each pressure-like size-constrained in barrier frame, and the soil sample suppressed is difficult to complete from split cavity spinning off.
Another kind method is undertaken by the consolidation module of normal triaxial instrument: be filled in rubber membrane by the wet soil of certain mass, utilizes confined pressure and axial compression controller, by wet soil compaction in layers.This method needs to utilize particular instrument to carry out, being produced in flexible rubber membrane of sample is carried out, be unfavorable for the homogeneity controlling wet soil filling, and loading, the unloading of repeatedly sample being carried out to axial compression and confined pressure is needed when soil sample is suppressed, not only complicated operation, also has an impact to earth stress history.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, provides a kind of manipulated soil triaxial compressions sample production device.When adopting this device to make manipulated soil triaxial compressions sample, sample preparation is convenient, uniform force, makes sample density even, and unloads sample prescription just, time saving and energy saving.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of manipulated soil triaxial compressions sample production device, it is characterized in that: comprise bracing frame and contain sample cylinder, support frame as described above comprises top board, base plate and the many root posts be arranged between described top board and base plate, described base plate is installed with lifting jack, described lifting jack top is provided with boss, the shape of the protruding end of described boss is cylindric, described Sheng sample cylinder comprises the Sheng sample inner core contained sample urceolus and be set in described Sheng sample outer tube inner wall top, the described inner wall lower of Sheng sample urceolus and the protruding end of described boss closely cooperate, be movably set with sample preparation in described Sheng sample inner core to cut somebody's hair, described sample preparation is cut somebody's hair and to be connected with connecting link, described connecting link through top board with unload sample and cut somebody's hair and be connected.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, it is characterized in that: described connecting link is provided with register pin, described register pin is positioned at below top board.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: described Sheng sample urceolus and Sheng sample inner core are integral type structure.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: described in unload sample and cut somebody's hair as lower end closed, upper end open columnar structured, described in unload the internal diameter that sample cuts somebody's hair equal with the internal diameter of described Sheng sample urceolus.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: described top board offers and unloads sample mouth, described in unload sample mouth shape for circular, described in unload the diameter of sample mouth equal with the internal diameter of described Sheng sample inner core.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: the material of described Sheng sample urceolus and Sheng sample inner core is glass.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: the inwall of described Sheng sample inner core is provided with graduated scale.
Above-mentioned a kind of manipulated soil triaxial compressions sample production device, is characterized in that: the bottom of described Sheng sample urceolus is provided with vent port.
The utility model compared with prior art has the following advantages:
1, the utility model is that static pressure method makes and reinvents sample device and provide new selection.
2, the utility model is pressure-like with unload sample and become one, such that soil sample is convenient completely from Sheng sample cylinder to spin off, and can destroy the integrality of sample when avoiding sampling.
3, the utility model pressure-like part does not adopt traditional right cylinder pressure-like to cut somebody's hair and barrier shelf structure, but adopt by bracing frame, contain sample cylinder, sample preparation cuts somebody's hair and unloads the sample entirety formed of cutting somebody's hair and realize, lifting jack to be turned down again after so both avoiding each pressure-like, pressure-like to be taken off after turn avoid each pressure-like cut somebody's hair and the repetitive operation of barrier frame, facilitate, save time, laborsaving.
4, the utility model structure is simple, rationally novel in design, and it is convenient to realize, and practical, result of use is good, is convenient to promote.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation that the utility model contains sample cylinder.
Description of reference numerals:
1-top board; 2-base plate; 3-column;
4-lifting jack; 5-boss; 6-1-Sheng sample urceolus;
6-2-Sheng sample inner core; 7-sample preparation is cut somebody's hair; 8-connecting link;
9-unload sample to cut somebody's hair; 10-register pin; 11-unload sample mouth;
12-graduated scale; 13-vent port.
Embodiment
As depicted in figs. 1 and 2, the utility model manipulated soil triaxial compressions sample production device comprises bracing frame and contains sample cylinder, support frame as described above comprises top board 1, base plate 2 and the many root posts 3 be arranged between described top board 1 and base plate 2, described base plate 2 is installed with lifting jack 4, described lifting jack 4 top is provided with boss 5, the protruding end shape of described boss 5 is cylindric, described Sheng sample cylinder comprises the Sheng sample inner core 6-2 containing sample urceolus 6-1 and be set in described Sheng sample urceolus 6-1 upper inside wall, the described inner wall lower of Sheng sample urceolus 6-1 and the protruding end of boss 5 closely cooperate, be movably set with sample preparation in described Sheng sample inner core 6-2 and cut somebody's hair 7, described sample preparation is cut somebody's hair and 7 to be connected with connecting link 8, described connecting link 8 through top board 1 with unload sample and cut somebody's hair and 9 to be connected.
As shown in Figure 1, on described connecting link 8 and the below being positioned at top board 1 is provided with register pin 10, register pin 10 is arranged on connecting link 8 in pluggable mode, can ensure to move on connecting link 8 is under the effect of lifting jack 4 certain position (bottom register pin 10 and top board 1 after close contact) to realize locating, make connecting link 8 in the process of compacting sample no longer relative movement occur.
As shown in Figure 2, the inwall of described Sheng sample inner core 6-2 is provided with graduated scale 12, in order to realize advance distance accurately controlling.
As shown in Figure 2, the bottom of described Sheng sample urceolus 6-1 is provided with vent port 13, and soil sample in pressing process is exhausted.
As shown in Figure 1, described in unload sample and cut somebody's hair 9 for lower end closed, upper end open columnar structured, in the present embodiment, described in unload sample cut somebody's hair 9 internal diameter equal with the internal diameter of described Sheng sample urceolus 6-1.Described top board 1 offers and unloads sample mouth 11, described in unload sample mouth 11 for circular port, described in unload the diameter of sample mouth 11 equal with the internal diameter of described Sheng sample inner core 6-2; Described Sheng sample urceolus 6-1 and Sheng sample inner core 6-2 is integral type structure, and the material of described Sheng sample urceolus 6-1 and Sheng sample inner core 6-2 is glass.
Composition graphs 1 and Fig. 2, the sample making course of the utility model manipulated soil triaxial compressions sample production device is:
Step one, soil sample needed for load weighted ground floor static pressure added and contains in sample inner core 6-2, after stroking grading face, promote to unload sample and cut somebody's hair and 9 sample preparation is cut somebody's hair 7 to transfer to adjacent soil layer surface, then carry out axial pressure by lifting jack 4 pairs of soil samples, obtain one deck static pressure base;
Step 2, soil sample needed for load weighted second layer static pressure added and contains in sample inner core 6-2 and be positioned on one deck static pressure base, after stroking grading face, promotion is unloaded sample and is cut somebody's hair and 9 sample preparation is cut somebody's hair 7 to transfer to adjacent soil layer surface, then carry out axial pressure by lifting jack 4 pairs of soil samples, obtain two layers of static pressure base;
Step 3, repeat to add soil and pressing process described in step 2, finally obtain multilayer static pressure base, be manipulated soil triaxial compressions sample.
Composition graphs 1 and Fig. 2, the sample process of unloading of the utility model manipulated soil triaxial compressions sample production device is: first transfer to minimum altitude by lifting jack 4, secondly, top board 1 and column 3 are separated, after pulling up pin 10, top board 1 is cut somebody's hair 7 together with sample preparation, connecting link 8, unload sample and cut somebody's hair 9, contain sample cylinder, manipulated soil triaxial compressions sample is extracted together, again, the component integration extracted is turned upside down, sample preparation is made to cut somebody's hair 7, containing sample cylinder is positioned at above connecting link 8 together with manipulated soil triaxial compressions sample, unload sample to cut somebody's hair and 9 be positioned at below connecting link 8, then, being retightened by top board 1 is arranged on column 3, downward promotion sample preparation is cut somebody's hair and 7 is made to unload the cut somebody's hair openend of 9 and the protruding end of boss 5 of sample and closely cooperate, lifting jack 4 is utilized upwards to act on afterwards, sample preparation is made to cut somebody's hair 7, contain sample cylinder to move up together with manipulated soil triaxial compressions sample, the restriction that Sheng sample cylinder is subject to top board 1 no longer moves up, and manipulated soil triaxial compressions sample continues to move up, manipulated soil triaxial compressions sample is finally made to deviate from smoothly.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (8)
1. a manipulated soil triaxial compressions sample production device, it is characterized in that: comprise bracing frame and contain sample cylinder, support frame as described above comprises top board (1), base plate (2) and the many root posts (3) be arranged between described top board (1) and base plate (2), described base plate (2) is installed with lifting jack (4), described lifting jack (4) top is provided with boss (5), the shape of the protruding end of described boss (5) is cylindric, described Sheng sample cylinder comprises the Sheng sample inner core (6-2) contained sample urceolus (6-1) and be set in described Sheng sample urceolus (6-1) upper inside wall, the inner wall lower of described Sheng sample urceolus (6-1) and the protruding end of described boss (5) closely cooperate, be movably set with sample preparation in described Sheng sample inner core (6-2) and cut somebody's hair (7), described sample preparation cut somebody's hair (7) be connected with connecting link (8), described connecting link (8) through top board (1) with unload sample cut somebody's hair (9) be connected.
2. a kind of manipulated soil triaxial compressions sample production device according to claim 1, it is characterized in that: described connecting link (8) is provided with register pin (10), described register pin (10) is positioned at top board (1) below.
3. a kind of manipulated soil triaxial compressions sample production device according to claim 1, is characterized in that: described Sheng sample urceolus (6-1) and Sheng sample inner core (6-2) are integral type structure.
4. a kind of manipulated soil triaxial compressions sample production device according to claim 1, it is characterized in that: described in unload sample and cut somebody's hair (9) for lower end closed, upper end open columnar structured, described in unload the cut somebody's hair internal diameter of (9) of sample equal with the internal diameter of described Sheng sample urceolus (6-1).
5. a kind of manipulated soil triaxial compressions sample production device according to claim 1, it is characterized in that: described top board (1) offers and unloads sample mouth (11), described shape of unloading sample mouth (11) for circular, described in unload the diameter of sample mouth (11) equal with the internal diameter of described Sheng sample inner core (6-2).
6. a kind of manipulated soil triaxial compressions sample production device according to claim 1, is characterized in that: the material of described Sheng sample urceolus (6-1) and Sheng sample inner core (6-2) is glass.
7. a kind of manipulated soil triaxial compressions sample production device according to claim 1, is characterized in that: the inwall of described Sheng sample inner core (6-2) is provided with graduated scale (12).
8. a kind of manipulated soil triaxial compressions sample production device according to claim 1, is characterized in that: the bottom of described Sheng sample urceolus (6-1) is provided with vent port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520669853.4U CN204882192U (en) | 2015-08-31 | 2015-08-31 | Remold native triaxial compression sample making devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520669853.4U CN204882192U (en) | 2015-08-31 | 2015-08-31 | Remold native triaxial compression sample making devices |
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| CN204882192U true CN204882192U (en) | 2015-12-16 |
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| CN201520669853.4U Expired - Fee Related CN204882192U (en) | 2015-08-31 | 2015-08-31 | Remold native triaxial compression sample making devices |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699152A (en) * | 2016-04-07 | 2016-06-22 | 安徽理工大学 | Briquette coal sample preparing and taking integrated device |
| CN105738178A (en) * | 2016-04-07 | 2016-07-06 | 安徽理工大学 | Briquette coal sample preparation device |
| CN106442057A (en) * | 2016-10-17 | 2017-02-22 | 西安建筑科技大学 | Water potential test pressure soil sample preparation device |
| CN107101855A (en) * | 2017-04-26 | 2017-08-29 | 桂林理工大学 | Manipulated soil compaction in layers sample preparation device and its method for indoor triaxial test |
| CN108896372A (en) * | 2018-07-24 | 2018-11-27 | 武汉科技大学 | A kind of CT scan sample preparation device |
-
2015
- 2015-08-31 CN CN201520669853.4U patent/CN204882192U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699152A (en) * | 2016-04-07 | 2016-06-22 | 安徽理工大学 | Briquette coal sample preparing and taking integrated device |
| CN105738178A (en) * | 2016-04-07 | 2016-07-06 | 安徽理工大学 | Briquette coal sample preparation device |
| CN106442057A (en) * | 2016-10-17 | 2017-02-22 | 西安建筑科技大学 | Water potential test pressure soil sample preparation device |
| CN106442057B (en) * | 2016-10-17 | 2019-03-01 | 西安建筑科技大学 | A kind of flow of water test firming sample preparation device |
| CN107101855A (en) * | 2017-04-26 | 2017-08-29 | 桂林理工大学 | Manipulated soil compaction in layers sample preparation device and its method for indoor triaxial test |
| CN108896372A (en) * | 2018-07-24 | 2018-11-27 | 武汉科技大学 | A kind of CT scan sample preparation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151216 Termination date: 20160831 |