CN217505454U

CN217505454U - Single-lever consolidation apparatus based on balance method expansive force test

Info

Publication number: CN217505454U
Application number: CN202220244490.XU
Authority: CN
Inventors: 张绍凯; 王灵; 张国华
Original assignee: Yunnan Guangsha Planning And Architectural Design Institute Co ltd
Current assignee: Yunnan Guangsha Planning And Architectural Design Institute Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-09-27
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a single lever consolidation apparatus based on equilibrium method expansive force test, which comprises a base, two sides of the top of the base are respectively provided with a driving mechanism and a detection box, the top of the driving mechanism is connected with an elastic component, the top of the detection box is provided with a pressing block, and a connecting rope is connected between the elastic component and the pressing block; the driving mechanism drives the pressing block to move up and down at the top of the detection box and in the inner cavity through the elastic component and the connecting rope. Through the pressure storage with the briquetting between elastic component, along with elasticity between the elastic component reduces gradually and exerts pressure to soil, adjust the briquetting to detecting box top through actuating mechanism, realize the pressure release, compare in prior art and add the mode of silicon sign indicating number one by one, the operation is simpler, and detection efficiency is higher, and it is adjustable to exert pressure at every turn simultaneously, and the scope of exerting pressure is wider to it is higher to detect the precision.

Description

Single-lever consolidation apparatus based on balance method expansive force test

Technical Field

The utility model relates to a geotechnical test technical field especially relates to a single lever consolidation apparatus based on equilibrium method expansibility is experimental.

Background

The consolidation test is a basic test item in the engineering geological prospecting geotechnical test, and the characteristic indexes such as the compression coefficient of soil, the compression index Cc, the rebound index, the consolidation coefficient, the early consolidation pressure and the like can be measured through the consolidation test. The tester mainly comprises a single lever type consolidometer and a full-automatic air pressure consolidometer. The single lever type consolidometer is simple to operate and is widely applied at present due to low price.

The prior art has the following defects: most of the existing single-lever consolidators do not have loading equipment used for supporting a balance method test, when an engineering needs to perform an expansive force test, a loading device is a five-door eight-door instrument, at present, silicon codes with fixed weight are mostly used for applying pressure, the silicon codes are required to be added one by one when the pressure is applied, and the silicon codes are required to be taken down one by one when the test is completed, so that the operation is inconvenient, and the test efficiency is low.

Disclosure of Invention

In order to achieve the above object, the utility model adopts the following technical scheme: a single-lever consolidation apparatus based on a balance method expansion force test comprises a base, wherein a driving mechanism and a detection box are respectively arranged on two sides of the top of the base, an elastic assembly is connected to the top of the driving mechanism, a pressing block is arranged on the top of the detection box, and a connecting rope is connected between the elastic assembly and the pressing block; the driving mechanism drives the pressing block to move up and down at the top of the detection box and the inner cavity through the elastic component and the connecting rope.

Preferably, the driving mechanism comprises a driving piece, a screw rod in transmission connection with the end part of the output shaft of the driving piece, and an internal thread pipe in threaded connection with the outside of the screw rod.

Preferably, the elastic component comprises a connecting plate connected to the top of the internal thread pipe, a movable plate arranged at the top of the connecting plate and springs connected between the connecting plate and the movable plate, and the springs are symmetrically arranged and at least provided with two springs.

Preferably, one side that the base top is close to the detection box is connected with pressure sensor, the detection box sets up at the pressure sensor top, the base top is provided with the display screen, electric connection between pressure sensor and the display screen.

Preferably, the top of the base is provided with a sliding groove, a supporting column is connected between the sliding groove and the base, the connecting rope is arranged in the sliding groove in a sliding mode, the display screen is installed on the supporting column, limiting sleeves are arranged on two sides of the bottom of the sliding groove, and the connecting rope penetrates through the limiting sleeves.

Preferably, one side that the base top is close to actuating mechanism is connected with a supporting bench, the driving piece is fixed to be set up in a supporting bench bottom, a supporting bench top both sides all are connected with the gag lever post, connecting plate bottom both sides all are connected with spacing pipe, spacing pipe overlaps respectively and establishes the gag lever post outside at corresponding position.

Compared with the prior art, the utility model discloses following beneficial effect has:

through actuating mechanism drive elastic component rebound, elastic component drives the briquetting and exerts pressure to soil at detection box top lapse through connecting the rope, this single lever consolidation apparatus loading equipment is with the pressure storage of briquetting between elastic component, along with elasticity between the elastic component reduces gradually and exerts pressure to soil, adjust the briquetting to detection box top through actuating mechanism, realize the pressure release, compare in the mode that prior art adds the silicon sign indicating number one by one, the operation is simpler, detection efficiency is higher, it is adjustable to exert pressure at every turn simultaneously, the scope of exerting pressure is wider, thereby it is higher to detect the precision.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the driving mechanism of the present invention.

Fig. 3 is a schematic view of a local structure of the elastic component, the limiting rod and the limiting pipe of the present invention.

Fig. 4 is a schematic view of the pressing block of fig. 1 moving downward according to the present invention.

Wherein, the names corresponding to the reference numbers are:

1. a base; 2. a drive mechanism; 21. a drive member; 22. a screw rod; 23. an internally threaded tube; 3. an elastic member; 31. a connecting plate; 32. a movable plate; 33. a spring; 4. briquetting; 5. connecting ropes; 6. a detection cartridge; 7. a pressure sensor; 8. a display screen; 9. a support table; 10. a pillar; 11. a chute; 12. a limiting sleeve; 13. a limiting rod; 14. and a limiting pipe.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

Please refer to fig. 1 to 4 of the brief description, a single-lever consolidation apparatus based on a balance method expansion force test comprises a base 1, two sides of the top of the base 1 are respectively provided with a driving mechanism 2 and a detection box 6, the driving mechanism 2 comprises a driving member 21, a screw rod 22 in transmission connection with the end part of an output shaft of the driving member 21 and an internal threaded pipe 23 in threaded connection with the outside of the screw rod 22, the top of the driving mechanism 2 is connected with an elastic component 3, the elastic component 3 is in an initial stretching state, the elastic component 3 comprises a connecting plate 31 connected with the top of the internal threaded pipe 23, a movable plate 32 arranged at the top of the connecting plate 31 and a spring 33 connected between the connecting plate 31 and the movable plate 32, the springs 33 are symmetrically arranged and at least two, the top of the detection box 6 is provided with a pressing block 4, and a connecting rope 5 is connected between the elastic component 3 and the pressing block 4; the driving mechanism 2 drives the pressing block 4 to move up and down on the top of the detection box 6 and the inner cavity through the elastic component 3 and the connecting rope 5;

soil to be detected is placed in a detection box 6 to be tiled, during detection, a driving mechanism 2 drives an elastic component 3 to move upwards, the elastic component 3 drives a pressing block 4 to move downwards at the top of the detection box 6 through a connecting rope 5, when the pressing block 4 moves to be in contact with the soil, the pressing block 4 starts to press the soil, along with the downward movement of the component of the pressing block 4, the reaction force of the soil to the pressing block 4 is continuously increased, along with the continuous upward movement of the elastic component 3, the elastic force between the elastic components 3 is gradually reduced, the pressure of the pressing block 4 to the soil is continuously increased at the moment, when the elastic component 3 moves upwards to have smaller elastic force, the connecting rope 5 is in a loose state at the moment, the pressure of the pressing block 4 to the soil is the maximum at the moment, namely the gravity of the pressing block 4, when the soil pressing is completed, the pressing block 4 is adjusted to an initial position, so that the gravity of the pressing block 4 can be stored between the elastic components 3, and the loading equipment of the single lever consolidator stores the pressure of the pressing block 4 between the elastic components 3, the pressure is gradually applied to the soil along with the gradual reduction of the elasticity among the elastic components 3, the pressing block 4 is adjusted to the top of the detection box 6 through the driving mechanism 2, and the pressure relief is realized, so that compared with the mode of adding silicon codes one by one in the prior art, the operation is simpler, the detection efficiency is higher, meanwhile, the pressure application range is wider, and the detection precision is higher;

drive mechanism 2 does not do specific restriction once more, can realize that elastic component 3 reciprocates equally, and the mode drive elastic component 3 that passes through screw drive in this scheme reciprocates, and the regulation precision is higher to can exert pressure at every turn and adjust, the scope of exerting pressure is wider, thereby detects the precision higher.

Further, for the pressure to applyingly take notes, be connected with pressure sensor 7 in one side that 1 top of base is close to detection box 6, make detection box 6 set up at pressure sensor 7 top, be provided with display screen 8 at 1 top of base, make electric connection between pressure sensor 7 and the display screen 8, with 8 external power supplies of display screen, can be to pressure real-time recording through display screen 8.

Further, in order to connect rope 5 spacing, prevent that briquetting 4 from taking place the skew, all be provided with stop collar 12 in 11 bottom both sides of spout, make and connect rope 5 and run through the setting in stop collar 12, it is spacing to connecting rope 5 through stop collar 12, prevent effectively that briquetting 4 from taking place the skew.

Further, in order to limit the internal thread tube 23 and prevent the internal thread tube 23 from rotating along with the rotation of the screw rod 22, the two sides of the top of the supporting platform 9 are both connected with the limiting rods 13, the two sides of the bottom of the connecting plate 31 are both connected with the limiting tubes 14, the limiting rods 13 at the corresponding positions are respectively sleeved with the limiting tubes 14, the connecting plate 31 and the internal thread tube 23 are limited through the limiting rods 13 and the limiting tubes 14, and the internal thread tube 23 and the connecting plate 31 are prevented from rotating.

The above embodiment is only one of the preferred embodiments of the present invention, and all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention are consistent with the present invention and all the technical problems solved by the present invention should be included in the protection scope of the present invention.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A single-lever consolidation apparatus based on a balance method expansion force test comprises a base (1), and is characterized in that a driving mechanism (2) and a detection box (6) are respectively arranged on two sides of the top of the base (1), the top of the driving mechanism (2) is connected with an elastic component (3), the top of the detection box (6) is provided with a pressing block (4), and a connecting rope (5) is connected between the elastic component (3) and the pressing block (4); the driving mechanism (2) drives the pressing block (4) to move up and down on the top of the detection box (6) and the inner cavity through the elastic component (3) and the connecting rope (5).

2. The single-lever consolidation apparatus based on equilibrium expansion force test of claim 1, wherein the driving mechanism (2) comprises a driving member (21), a screw rod (22) in transmission connection with the end of the output shaft of the driving member (21), and an internal threaded tube (23) in threaded connection with the outside of the screw rod (22).

3. The single-lever consolidation apparatus based on balanced expansion force test of claim 2, wherein the elastic assembly (3) comprises a connecting plate (31) connected to the top of the internally threaded tube (23), a movable plate (32) disposed on the top of the connecting plate (31), and springs (33) connected between the connecting plate (31) and the movable plate (32), wherein the springs (33) are symmetrically disposed and at least two springs are provided.

4. The single-lever consolidometer based on balanced expansion force test of claim 1, wherein a pressure sensor (7) is connected to one side of the top of the base (1) close to the detection box (6), the detection box (6) is arranged on the top of the pressure sensor (7), a display screen (8) is arranged on the top of the base (1), and the pressure sensor (7) is electrically connected with the display screen (8).

5. The single-lever consolidation apparatus based on the equilibrium expansion force test is characterized in that a sliding groove (11) is arranged at the top of the base (1), a supporting column (10) is connected between the sliding groove (11) and the base (1), the connecting rope (5) is slidably arranged in the sliding groove (11), the display screen (8) is mounted on the supporting column (10), two sides of the bottom of the sliding groove (11) are respectively provided with a limiting sleeve (12), and the connecting rope (5) is penetratingly arranged in the limiting sleeves (12).

6. The single-lever consolidometer based on balanced expansion force test of any one of claims 1-5, wherein a support table (9) is connected to one side of the top of the base (1) close to the driving mechanism (2), the driving member (21) is fixedly arranged at the bottom of the support table (9), the limiting rods (13) are connected to both sides of the top of the support table (9), the limiting tubes (14) are connected to both sides of the bottom of the connecting plate (31), and the limiting tubes (14) are respectively sleeved outside the limiting rods (13) at corresponding positions.