CN207850838U - A kind of lever pressurization consolidation apparatus - Google Patents
A kind of lever pressurization consolidation apparatus Download PDFInfo
- Publication number
- CN207850838U CN207850838U CN201820337010.8U CN201820337010U CN207850838U CN 207850838 U CN207850838 U CN 207850838U CN 201820337010 U CN201820337010 U CN 201820337010U CN 207850838 U CN207850838 U CN 207850838U
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- Prior art keywords
- lever
- arm
- resistance
- pressurizes
- power arm
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Abstract
The utility model discloses a kind of lever pressurization consolidation apparatus, including：Platen, test chamber, measuring mechanism, lever adding mechanism, the test chamber is placed on the platen, sample is contained in test chamber, the effect of the measuring mechanism is to measure the deflection of the sample, the lever adding mechanism includes lever construction, counterweight, pressure frame, the counterweight is arranged in lever construction power arm one end, the pressure frame lower part is arranged in lever construction resistance arm one end, pressure frame top joint test container, the pressure frame is used to transmit the sample in resistance to test chamber, the power arm of the lever construction is adjustable with resistance arm ratio.Its is simple in structure, easy to operate, also allows for reequiping using existing instrument, using lever principle, realizes gamut continuous pressure, and then e p compression curves of refining in certain pressure load section.
Description
Technical field
The utility model is related to civil engineerings, laboratory test technical field mainly in geotechnical engineering, and in particular to a kind of
Lever pressurization consolidation apparatus.
Background technology
Soil has under stress can be with the characteristic of volume-diminished, this is the compressibility of soil.Consolidation test is the pressure of research soil
The most basic method of contracting, consolidation test be exactly by under native state undisturbed soil or the disturbed soil that manually prepares, be prepared into
The soil sample of certain specification, is subsequently placed in consolidation apparatus, and the deformation of soil is measured under the conditions of different loads and complete lateral spacing.According to solid
Knot experiment, can obtain the relationship of pressure and void ratio, draw e-p compression curves.
Consolidation apparatus is geotechnical engineering laboratory test conventional instrument, and the method that the prior art loads load is mainly outstanding by multistage
Counterweight is hung, sample compressive load is supplied to using its gravity.E-p compression curves are to calculate multiple and different grade loads and void ratio
After relationship, curve made of fitting, the e-p compression curves obtained with the mode of suspension counterweight, because compressive load value is discontinuous, nothing
Method improves the precision of e-p compression curves in certain pressure load section.
Application No. is 201420137392.1 Chinese patents to disclose a kind of " simple lever consolidation apparatus ", discloses a kind of profit
The technical solution of load is provided with lever construction, it is closest with the technical solution of the utility model in the prior art.But it should
The prior art only utilizes lever to reduce the suspension quantity of counterweight, i.e., obtains larger resistance with less counterweight, do not solve weight
The discontinuous technical problem of compressive load value that code provides.
Also there is the prior art to replace counterweight using steel sand, provide continuous compressive load value to consolidation test, but add and subtracted
Journey is inconvenient.
Invention content
For the above-mentioned prior art the problem of and deficiency, the utility model provide a kind of lever pressurization consolidation apparatus,
It is simple in structure, it is easy to operate, it also allows for reequiping using existing instrument, using lever principle, realizes gamut continuous pressure, in turn
It refines in certain pressure load section e-p compression curves.
A kind of lever pressurization consolidation apparatus proposed according to the utility model embodiment, including：Platen, test chamber, measurement
Mechanism, lever adding mechanism, the test chamber are placed on the platen, and sample, the measuring machine are contained in test chamber
The effect of structure is to measure the deflection of the sample, and the lever adding mechanism includes lever construction, counterweight, pressure frame, described
Counterweight setting is arranged in lever construction power arm one end, the pressure frame lower part on lever construction resistance arm one end, pressure frame
Portion's joint test container, the pressure frame are used to transmit the sample in resistance to test chamber, the power arm of the lever construction
It is adjustable with resistance arm ratio.
Therefore, using a kind of lever pressurization consolidation apparatus proposed according to the utility model embodiment, in setting identical weight
In the case of counterweight, it can realize that different resistance outputs, as consolidation test provide variable pressure.
In some embodiments, the power arm of the lever construction and resistance arm ratio continuously adjustable.At this point, certain
In load section, the pressure of consolidation test can be with consecutive variations, and theoretically e-p compression curves can be infinitely accurate.
Further, in some embodiments, the size of the lever construction power arm by counterweight along power arm direction
Free activity adjustment.It is to adjust power arm and resistance arm ratio by adjusting the size of power arm in this section in embodiment.
Further, in some embodiments, the power arm of the lever construction passes through balance pivot with resistance arm ratio
Free activity adjustment.
Further, in some embodiments, the power arm of the lever construction and resistance arm are in the same side of fulcrum.
Further, counterweight is arranged in the other side of the lever construction power arm with resistance arm relative to fulcrum.If
The purpose for setting counterweight is, in the case of the same side in fulcrum of the power arm of lever construction and resistance arm, balanced lever knot
Structure makes initial pressure be zeroed.
Further, in some embodiments, power arm one end of the lever construction indicates length.Indicate the mesh of length
Be power arm and the resistance arm ratio for calculating lever construction.
Further, in some embodiments, resistance arm one end of the lever construction indicates length.
In some embodiments, pressure sensor is arranged with the test chamber junction in the pressure frame top.Pass through
The pressure value that determination of pressure sensor load provides.
The section Example of the utility model is outlined briefly above, and person of ordinary skill in the field is without paying
Technical characteristic in above-mentioned each embodiment is combined or is replaced and generated with equivalent feature by creative work in various ways
Technical solution, both be within the protection scope of the present invention.
Description of the drawings
Attached drawing describes the embodiments of the present invention by non-limiting way of example in more detail, to provide to this hair
The thorough understanding of bright principle and spirit.
Fig. 1 schematically shows one embodiment according to the present utility model, the power arm and resistance of lever construction
Arm is in the same side of fulcrum, and the size of lever construction power arm is by counterweight along the free activity adjustment in power arm direction or thick stick
The free activity adjustment that the power arm of rod structure passes through balance pivot with resistance arm ratio；
In figure, 1- platens, 2- test chambers, 3- measuring mechanisms, 4- pressure frames, 5- counterweights, 6- lever constructions, 7- balances
Hammer.
Specific implementation mode
To more fully understand the technical solution of innovation and creation, embodiment is by more detailed mode to the utility model into one
Step description, these embodiments are illustrated in the accompanying drawings.Under any circumstance, what reference numeral indicated in the accompanying drawings and the description is
Same or similar component.Embodiment described below is only the section Example that the utility model limits protection, without
It is all.Under the enlightenment of technical concept disclosed in the utility model, embodiment provided by the utility model is carried out noninvasive
Technical solution obtained by the modification for the property made also belongs to the protection domain of the requires of the utility model.
Fig. 1 is schematically shown according to the lever of the utility model embodiment pressurization consolidation apparatus.As shown in Figure 1, experiment
Container 2 is placed on platen 1, and measuring mechanism 3 is made of holder and dial gauge, and dial gauge is fixed on holder, dial gauge stylus
Pressure frame 4,4 top connecting test container 2 of pressure frame are supported down, and lower part connects the resistance arm of lever construction 6, and lever construction 6 moves
For the arm of force with resistance arm in the same side of fulcrum, the size of 6 power arm of lever construction is freely movable along power arm direction by counterweight 5
It adjusts, the manner of counterweight 5 is that counterweight 5 is movable relative to lever；Or the power arm of lever construction 6 leads to resistance arm ratio
Cross the free activity adjustment of balance pivot, the manner of balance pivot be balance pivot relative to platen 1 can in power arm and
The freely activity of resistance arm direction.Counterweight 7 is arranged in the other side of 6 power arm of lever construction with resistance arm relative to fulcrum.
Some embodiments with preferred technique effect of the utility model described in detail above, the requires of the utility model
The technical solution of protection is without being limited thereto；One of ordinary skill in the art can be according to the utility model, with equivalent technologies mean, usual
Technological means replaces the technical characteristic of technical solutions of the utility model, or improves the supplement of the utility model content, still belongs to
The range of the requires of the utility model protection.
Claims (10)
- The consolidation apparatus 1. a kind of lever pressurizes, including platen, test chamber, measuring mechanism, lever adding mechanism,The test chamber is placed on the platen, and sample is contained in test chamber,The effect of the measuring mechanism is to measure the deflection of the sample,The lever adding mechanism includes lever construction, counterweight, pressure frame, and the counterweight is arranged in lever construction power arm one End, the pressure frame lower part setting are used in lever construction resistance arm one end, pressure frame top joint test container, the pressure frame Sample in transmission resistance to test chamber,It is characterized in that：The power arm of the lever construction is adjustable with resistance arm ratio.
- The consolidation apparatus 2. lever according to claim 1 pressurizes, it is characterized in that：The power arm and resistance arm of the lever construction Ratio continuously adjustable.
- The consolidation apparatus 3. lever according to claim 1 or 2 pressurizes, it is characterized in that：The size of the lever construction power arm By counterweight along the free activity adjustment in power arm direction.
- The consolidation apparatus 4. lever according to claim 1 or 2 pressurizes, it is characterized in that：The power arm of the lever construction and resistance The free activity adjustment that arm of force ratio passes through balance pivot.
- The consolidation apparatus 5. lever according to claim 1 or 2 pressurizes, it is characterized in that：The power arm of the lever construction and resistance The arm of force is in the same side of fulcrum.
- The consolidation apparatus 6. lever according to claim 5 pressurizes, it is characterized in that：The lever construction power arm and resistance arm phase Counterweight is arranged for the other side of fulcrum.
- The consolidation apparatus 7. lever according to claim 1 or 2 pressurizes, it is characterized in that：The power arm of the lever construction and resistance Not homonymy of the arm of force in fulcrum.
- The consolidation apparatus 8. lever according to claim 1 or 2 pressurizes, it is characterized in that：Power arm one end of the lever construction Indicate length.
- The consolidation apparatus 9. lever according to claim 1 or 2 pressurizes, it is characterized in that：Resistance arm one end of the lever construction Indicate length.
- The consolidation apparatus 10. lever according to claim 1 pressurizes, it is characterized in that：The pressure frame top holds with the experiment Pressure sensor is arranged in device junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820337010.8U CN207850838U (en) | 2018-03-13 | 2018-03-13 | A kind of lever pressurization consolidation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820337010.8U CN207850838U (en) | 2018-03-13 | 2018-03-13 | A kind of lever pressurization consolidation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207850838U true CN207850838U (en) | 2018-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820337010.8U Expired - Fee Related CN207850838U (en) | 2018-03-13 | 2018-03-13 | A kind of lever pressurization consolidation apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN207850838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455652A (en) * | 2019-09-10 | 2019-11-15 | 江苏中信博新能源科技股份有限公司 | A kind of push rod compression test platform and test method |
-
2018
- 2018-03-13 CN CN201820337010.8U patent/CN207850838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455652A (en) * | 2019-09-10 | 2019-11-15 | 江苏中信博新能源科技股份有限公司 | A kind of push rod compression test platform and test method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20200313 |
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| CF01 | Termination of patent right due to non-payment of annual fee |