CN212539904U - Triaxial shearing experiment simulation device - Google Patents

Abstract

The utility model discloses a triaxial shear test analogue means, including saturation sleeve, top support and bottom support, the top support with be equipped with locking mechanism between the support of bottom, the standing groove has been seted up to the bottom of bottom support, saturation sleeve's one end is located in the standing groove, locking mechanism is assembled for being used for locking top support and bottom support, locking mechanism include first locking, lock nut, second check lock lever and locking ring, and the outside of bottom support is equipped with first fixing base, and evenly distributed is in the outside of bottom support, the outside of top support are equipped with the second fixing base, and second fixing base evenly distributed is in the outside of top support. The utility model provides an experiment analogue means is cuted to triaxial can increase the locking effect of device to improve the sealed effect between two supports, moreover can be quick dismantle it, improve the efficiency that the sample was packed into.

Description

Triaxial shearing experiment simulation device

Technical Field

The utility model relates to a technical field is cuted to the triaxial, relates to a triaxial shear experiment analogue means particularly.

Background

A triaxial shear test is also called a triaxial compression test, and is a test for shearing a soil sample on a triaxial compression instrument, the main process is to sleeve a cylindrical sample by a rubber membrane and put the cylindrical sample into a closed pressure cylinder, apply confining pressure through liquid, apply vertical pressure through a dowel bar, gradually increase the vertical pressure until the cylindrical sample is sheared out, and then according to a Moire intensity theory, make an envelope curve of a limit stress circle by using the stress circle, namely a shear strength curve of the soil.

Triaxial shear test needs the triaxial apparatus that uses to and corresponding auxiliary assembly, including hitting appearance ware, saturator, soil cutter etc. but current saturator is when concrete use, because the connection tightness between two supports is not high, thereby can greatly reduced soil sample's sealing performance, it is comparatively inconvenient to operate moreover.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a triaxial shear test analogue means, and it is not high to aim at solving the connection compactness between two supports, greatly reduced soil sample's sealing performance, operates comparatively inconvenient problem moreover.

Technical scheme

In order to realize the above-mentioned purpose, the utility model provides a pair of experiment analogue means is cuted to triaxial, including saturation sleeve, top support and bottom support, the top support with be equipped with locking mechanism between the support of bottom, the standing groove has been seted up to the bottom of bottom support, saturation sleeve's one end is located in the standing groove, locking mechanism is assembled for being used for locking top support and bottom support, locking mechanism includes first check lock lever, lock nut, second check lock lever and locking ring, the outside of bottom support is equipped with first fixing base, and evenly distributed is in the outside of bottom support, the outside of top support is equipped with the second fixing base, and second fixing base evenly distributed is in the outside of top support.

Preferably, the locking ring is hinged to a transverse plate arranged at one end of the second locking rod, one end, far away from the locking ring, of the second locking rod is in threaded connection with the locking nut, a locking groove is formed in the second fixing seat, and the locking ring is located in the locking groove.

Preferably, one end of the first locking rod is hinged to the first fixed seat, and the end far away from the first fixed seat is in threaded connection with the locking nut.

Preferably, the compaction sleeve is further included, and the bottom of the compaction sleeve is provided with a friction pad.

Preferably, a circular groove is formed in the side wall of the top support, an elastic cushion is arranged in the circular groove, the saturated sleeve is located in the circular groove, and a permeable stone is arranged between the saturated sleeve and the elastic cushion.

Advantageous effects

Compared with the prior art, the utility model provides a pair of experiment analogue means is cuted to triaxial, the beneficial effect who possesses: through arranging the locking mechanism which can be quickly disassembled and locked between the top support and the bottom support, when a sample is compacted in the saturated sleeve, the sample can be quickly disassembled, the efficiency of loading the sample is improved, when the sample is loaded, firstly, the existing pressing block is utilized, the compaction sleeve which is included by the device is matched for loading and compacting, firstly, soil is put into the sleeve of a protector, then, the pressing blocks with different length sizes are utilized for sequentially compacting, when the compaction is carried out, the saturated sleeve is required to be placed in the compaction sleeve, then, the compaction can be carried out, after the compaction is finished, the saturated sleeve is put on the bottom support, then, the permeable stone is placed on the saturated sleeve, then, the top support is sleeved on the permeable stone and the saturated sleeve, so that the saturated sleeve and the permeable stone are respectively positioned in the circular groove, then in advancing corresponding locking groove with the locking ring cover respectively, then screw up lock nut, because the screw thread opposite direction of first check lock pole and second check lock pole, thereby when rotatory lock nut, can lock first check lock pole and second check lock pole simultaneously, thereby increase the locking effect of device, improve the sealed effect between two supports, and the operation is comparatively simple, through set up the cushion in circular recess, through the contact that not only can avoid permeable stone and top support, and can improve the leakproofness of sample, the experimental simulation of follow-up triaxial shearing of being convenient for.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the top support and the elastic pad of the present invention;

fig. 3 is a schematic structural view of the compaction sleeve of the present invention.

The main reference numbers:

1. a saturation sleeve; 2. a bottom support; 3. a locking mechanism; 4. a top support; 5. an elastic pad; 6. a permeable stone; 7. a friction pad; 8. compacting the sleeve; 101. a locking band; 102. a placement groove; 201. a first fixed seat; 301. a first locking lever; 302. locking the nut; 303. a second locking lever; 304. locking a ring; 4. a top support; 401. a second fixed seat; 4011. a locking groove; 402. a circular groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-3, a triaxial shear test simulator is provided with a locking mechanism 3 between a top support (4) and a bottom support 2 for quick detachment and locking, therefore, when the sample is compacted in the saturation sleeve 1, the locking hoop 101 is arranged on the outer side of the saturation sleeve 1, the saturation sleeve can be rapidly disassembled, the sample loading efficiency is improved, when the lock nut 302 is rotated, the first lock lever 301 and the second lock lever 303 can be simultaneously locked, thereby increasing the locking effect of the device, improving the sealing effect between the two supports, and having simpler operation, through set up cushion 5 in circular recess 402, through the contact that not only can avoid permeable stone 6 and top support 4, can improve the leakproofness of sample moreover, the experimental simulation of the follow-up triaxial shearing of being convenient for.

The utility model provides a pair of among triaxial shear test analogue means, be equipped with locking mechanism 3 between top support 4 and the bottom support 2, standing groove 102 has been seted up to the bottom of bottom support 2, saturated sleeve 1's one end is located standing groove 102, locking mechanism 3 is assembled for being used for locking top support 4 and bottom support 2, locking mechanism 3 includes first locking, lock nut 302, second check lock pole 303 and locking ring 304, the outside of bottom support 2 is equipped with first fixing base 201, and evenly distributed is in the outside of bottom support 2, the outside of top support 4 is equipped with second fixing base 401, and second fixing base 401 evenly distributed is in the outside of top support 4.

The utility model discloses among the further technical scheme that provides, locking ring 304 articulates on the diaphragm that the one end of second check lock pole 303 set up, and the one end and the lock nut 302 threaded connection of locking ring 304 are kept away from to second check lock pole 303, have seted up locking groove 4011 on the second fixing base 401, locking ring 304 is located locking groove 4011.

Further, one end of the first locking rod 301 is hinged to the first fixing seat 201, and the end far away from the first fixing seat 201 is in threaded connection with the locking nut 302

Furthermore, the device also comprises a compaction sleeve 8, wherein the bottom of the compaction sleeve 8 is provided with a friction pad 7, and the arrangement of the friction pad 7 can improve the stability of the device in use.

Furthermore, the utility model discloses in, circular recess 402 has been seted up on the lateral wall of top support 4, is equipped with cushion 5 in the circular recess 402, and saturated sleeve 1 is located circular recess 402, is equipped with permeable stone 6 between saturated sleeve 1 and the cushion 5, through set up cushion 5 in circular recess 402, through the contact that not only can avoid permeable stone 6 and top support 4, can improve the leakproofness of sample moreover.

When the utility model is used for sample filling, the prior pressing block is firstly utilized, the compaction sleeve 8 included by the device is matched for filling compaction, soil is firstly put into the sleeve for protecting people, then compaction is carried out in sequence by utilizing the pressing blocks with different length and size, when the compaction is carried out, the saturated sleeve 1 is required to be placed in the compaction sleeve 8, then the compaction can be carried out, after the compaction is finished, the saturated sleeve 1 is put on the bottom support 2, then the permeable stone 6 is placed on the saturated sleeve 1, then the top support 4 is sleeved on the permeable stone 6 and the saturated sleeve 1, so that the saturated sleeve 1 and the permeable stone 6 are respectively positioned in the circular groove 402, then the locking ring 304 is respectively sleeved in the corresponding locking groove 4011, then the locking nut 302 is screwed, because the thread directions of the first locking rod 301 and the second locking rod 303 are opposite, thereby when carrying out rotatory lock nut 302, can lock first check lock lever 301 and second check lock lever 303 simultaneously to increase the locking effect of device, improve the sealed effect between two supports, the operation is comparatively simple moreover, through set up cushion 5 in circular recess 402, through the contact that not only can avoid permeable stone 6 and top support 4, can improve the leakproofness of sample moreover, the experimental simulation of the follow-up triaxial shearing of being convenient for.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims (5)

1. The triaxial shear experiment simulation device comprises a saturated sleeve (1), a top support (4) and a bottom support (2), and is characterized in that a locking mechanism (3) is arranged between the top support (4) and the bottom support (2), a placing groove (102) is formed in the bottom of the bottom support (2), one end of the saturated sleeve (1) is located in the placing groove (102), the locking mechanism (3) is assembled to be used for locking the top support (4) and the bottom support (2), the locking mechanism (3) comprises a first locking rod (301), a locking nut (302), a second locking rod (303) and a locking ring (304), a first fixing seat (201) is arranged on the outer side of the bottom support (2) and is uniformly distributed on the outer side of the bottom support (2), a second fixing seat (401) is arranged on the outer side of the top support (4), and the second fixed seats (401) are uniformly distributed on the outer side of the top support (4).

2. The triaxial shear test simulation device according to claim 1, wherein the locking ring (304) is hinged to a transverse plate arranged at one end of the second locking rod (303), one end of the second locking rod (303) far away from the locking ring (304) is in threaded connection with the locking nut (302), a locking groove (4011) is formed in the second fixed seat (401), and the locking ring (304) is located in the locking groove (4011).

3. The triaxial shear test simulator according to claim 1, wherein one end of the first locking rod (301) is hinged to the first fixing seat (201), and the end far away from the first fixing seat (201) is in threaded connection with the locking nut (302).

4. The triaxial shear test simulation apparatus of claim 1, further comprising a compaction sleeve (8), wherein a friction pad (7) is disposed at the bottom of the compaction sleeve (8).

5. The triaxial shear test simulation device according to claim 1, wherein a circular groove (402) is formed in a side wall of the top support (4), an elastic pad (5) is arranged in the circular groove (402), the saturation sleeve (1) is located in the circular groove (402), and a permeable stone (6) is arranged between the saturation sleeve (1) and the elastic pad (5).

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