CN202547569U - Measuring instrument for quickly measuring repose angle - Google Patents
Measuring instrument for quickly measuring repose angle Download PDFInfo
- Publication number
- CN202547569U CN202547569U CN2012201398794U CN201220139879U CN202547569U CN 202547569 U CN202547569 U CN 202547569U CN 2012201398794 U CN2012201398794 U CN 2012201398794U CN 201220139879 U CN201220139879 U CN 201220139879U CN 202547569 U CN202547569 U CN 202547569U
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- funnel
- angle
- repose
- hydrostatic column
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a measuring instrument for quickly measuring a repose angle. The measuring instrument comprises a cylindrical container, a hopper and a caliper, wherein an opening is formed in the top part of the cylindrical container; four groups of vertical scales are formed on the outer wall of the cylindrical container; the zero point of the first group of vertical scales and the inner bottom of the cylindrical container are on the same horizontal plane; the distances between the zero points of the second, third and fourth groups of vertical scales and the zero point of the first group of vertical scales are S1, S2 and S3 respectively; the hopper can be lapped on the opening end of the cylindrical container; a horizontal plate is fixedly arranged at the diameter part on the opening end of the hopper; a through hole a is formed in the corresponding position of a material outlet of the hopper on the horizontal plate; a caliper can penetrate through the through hole a and is fixedly clamped on the horizontal plate; and the caliper can penetrate through the material outlet of the hopper. The measuring instrument provided by the utility model has the advantages of low manufacturing cost, simple operation, high measuring speed, accurate measuring result, high reproducibility, convenience in carrying, capability of performing outdoor operation, and the like.
Description
Technical field
The utility model relates to a kind of angle of repose fast measuring appearance, belongs to the soil mechanics technical field.
Background technology
The angle of repose is a vital notion in the technical fields such as soil mechanics, pharmacy.In soil mechanics, the angle of repose refers to that loose cohesiveless soil can keep stable maximum slope angle when piling up; In pharmacy, the angle the when angle of repose refers to that the Free Surface of powder accumulation body is in the ultimate limit state of balance between Free Surface and the surface level.According to different demands, in the different techniques field, should adopt diverse ways to the mensuration at angle of repose.In the soil mechanics technical field, people often adopt methods such as direct shear apparatus method, triaxial apparatus method on the engineering at present, and in addition, some new instrument have been used for reference the assay method of other subjects, are also coming into operation gradually at present; But that these methods exist is portable inadequately, to measuring environmental requirement than problems such as height.The mensuration at angle of repose mainly contains three kinds of methods in the pharmacy field, i.e. injection method, discharge method, gradient method, but these methods exist precision not enough, to operating environment require high, not exclusively be applicable to problem such as soil mechanics field.In sum, need provide a kind of simple to operate, measure rapidly and accurately, repeatability is strong and be suitable for the angle of repose determining instrument of outdoor study.
The utility model content
The purpose of the utility model is in order to overcome deficiency of the prior art, and a kind of convenient measurement and angle of repose fast measuring appearance accurately are provided.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is following:
A kind of angle of repose fast measuring appearance comprises open-topped hydrostatic column, funnel and slide calliper rule;
Said hydrostatic column is a transparence; Four groups of vertical scales are set on the outer wall of said hydrostatic column; Wherein, The inner bottom of the zero point of first group of vertical scale and said hydrostatic column is positioned on the same surface level; Spacing between the zero point of second group of vertical scale, the 3rd group of vertical scale and the 4th group of vertical scale and the zero point of said first group of vertical scale is respectively S1, S2 and S3, and S1＜S2＜S3;
Said funnel can be erected on the openend of said hydrostatic column; Set firmly a leveling board in its diameter place on the openend of said funnel, the corresponding position, discharging opening position in said funnel on the said leveling board is provided with a through hole a; Said slide calliper rule can pass said through hole a and be fastened on the said leveling board; Said slide calliper rule can pass the discharging opening of said funnel.
In above-mentioned angle of repose fast measuring appearance, adopt the technical scheme of four groups of vertical scales, can under the prerequisite that guarantees the mensuration simplicity, eliminate earth material largely and fall uneven measuring the error that the result causes.
In above-mentioned angle of repose fast measuring appearance, the height of said hydrostatic column can be 30cm～40cm, if too high, then is inconvenient to carry; If cross lowly, can't guarantee then that earth material piles to measure required cone shape.
In above-mentioned angle of repose fast measuring appearance, the discharge port end of said funnel can be positioned at 1/4～1/3 of said hydrostatic column highly to be located, and both can guarantee that earth material piled suitable cone shape, can prevent that again earth material from falling too fast generation than big momentum.
In above-mentioned angle of repose fast measuring appearance, the degree of tilt of said funnel can be 40 °～50 °, both can guarantee that earth material fell smoothly, can prevent that again earth material from producing excessive momentum influence and measuring the result when falling.
In above-mentioned angle of repose fast measuring appearance, said S 1 can be 1.0mm～1.5mm, and said S2 can be 1.5mm～2.0mm, and said S3 can be 2.0mm～2.5mm.
In above-mentioned angle of repose fast measuring appearance, said S1 specifically can be 1.5mm, and said S2 specifically can be 2.0mm, and said S3 specifically can be 2.5mm.
In above-mentioned angle of repose fast measuring appearance; The discharge port end of said funnel be provided with one with the equal-sized through hole b of said through hole a; Thereby said slide calliper rule can pass said through hole b and can be fastened on the said funnel, and then said through hole a and through hole b limit said slide calliper rule vertical moving reposefully.
In above-mentioned angle of repose fast measuring appearance, the junction of said leveling board and funnel can be done the fillet processing and concentrate to prevent stress, thereby improves the instrument durability degree.
The angle of repose fast measuring appearance that the utility model provides, have cheap, simple to operate, measure rapidly and accurately, repeatability is strong, easy to carry, and can carry out outdoor study etc.; The angle that this angle of repose fast measuring appearance will be difficult for reading turns to the length that is easy to read, and has improved accuracy, simplification and speed of experiment greatly.
Description of drawings
Fig. 1 is the structural representation of the angle of repose fast measuring appearance of the utility model.
Fig. 2 is the vertical view of the angle of repose fast measuring appearance of the utility model.
Each mark is following among the figure: 1 hydrostatic column, 2 funnels, 3 slide calliper rule, 4 leveling boards.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified, but the utility model is not limited to following examples.
The angle of repose fast measuring appearance that the utility model provides comprises an open-topped hydrostatic column 1, funnel 2 and slide calliper rule 3; Hydrostatic column 1 is a transparence, and it highly is 30cm; Four groups of vertical scale (not shown)s are set on the outer wall of hydrostatic column 1; Wherein, The zero point of first group of vertical scale and hydrostatic column 1 inner bottom are positioned on the same surface level, and the spacing between the zero point of second group of vertical scale, the 3rd group of vertical scale and the 4th group of vertical scale and the zero point of 1 first group of vertical scale is respectively 1.5mm, 2.0mm and 2.5mm; The degree of tilt of funnel 2 is 45 °, and it can be erected on the openend of hydrostatic column 1; When this funnel 1 is erected on 1 last time of hydrostatic column, the discharge port end of this funnel 1 is positioned at about 1/3 place highly of hydrostatic column 1; Fixedly install a leveling board 4 in its diameter place on the openend of funnel 1; Corresponding position, position in the discharging opening of funnel 1 on this leveling board 4 is provided with a through hole a (not shown), and slide calliper rule 3 can pass this through hole a and can be fastened on this leveling board 4; The discharge port end of funnel 1 is provided with an equal-sized through hole b (not shown) with through hole a; Thereby make slide calliper rule 3 can pass through hole b and can be fastened on the funnel 1; And then through hole a and through hole b can limit slide calliper rule 3 vertical moving reposefully, guarantees the accuracy and repeatability measured.
In the above-mentioned angle of repose fast measuring appearance, the height of hydrostatic column 1 can be adjusted in the scope of 3cm～40cm according to the practical measurement needs; The degree of tilt of funnel 2 can be adjusted in 40 °～50 ° scope according to the practical measurement needs; Can be according to actual needs the discharge port end of funnel 2 be stretched to 1/4～1/3 place highly of hydrostatic column 1.
When using angle of repose fast measuring appearance, sample slowly and is equably poured into along the inwall all directions of funnel 2, when treating that sample is piled up the assembly that forms a cylinder and a circular cone in hydrostatic column 1, the beginning reading; During reading, the sight line level reads sample and the crossing peak of hydrostatic column 1 inwall, and four groups of vertical scales read four groups of numbers, with adding 6mm after the four group number-reading additions, again divided by 4, obtain H1; Hold level with both hands when neat when the bottom discharge mouth of slide calliper rule 3 bottoms and funnel 2, read slide calliper rule 3 zero graduations, during the beginning reading along leveling board 4 levels; Slow decline slide calliper rule, when slide calliper rule 3 bottoms and sample circular cone tangential, fixedly slide calliper rule 3; Read the scale on the slide calliper rule 3 along leveling board 4 levels, run through the back and take out slide calliper rule 3, repeat aforesaid operations; Obtain a reading again, with after twice reading addition divided by 2, obtain H2; (be to remove the trouble that the user measures back accounting equation result at every turn from, use this analyzer repeatedly to measure and draw the result who uses soil sample always, process form so that the consult) method of can or tabling look-up through equation is calculated the angle of repose of sample fast after obtaining H1 and H2.
Claims (7)
1. angle of repose fast measuring appearance, it is characterized in that: said analyzer comprises open-topped hydrostatic column, funnel and slide calliper rule;
Said hydrostatic column is a transparence; Four groups of vertical scales are set on the outer wall of said hydrostatic column; Wherein, The inner bottom of the zero point of first group of vertical scale and said hydrostatic column is positioned on the same surface level; Spacing between the zero point of second group of vertical scale, the 3rd group of vertical scale and the 4th group of vertical scale and the zero point of said first group of vertical scale is respectively S1, S2 and S3, and S1＜S2＜S3;
Said funnel can be erected on the openend of said hydrostatic column; Set firmly a leveling board in its diameter place on the openend of said funnel, the corresponding position, discharging opening position in said funnel on the said leveling board is provided with a through hole a; Said slide calliper rule can pass said through hole a and be fastened on the said leveling board; Said slide calliper rule can pass the discharging opening of said funnel.
2. angle of repose according to claim 1 fast measuring appearance is characterized in that: the height of said hydrostatic column is 30cm～40cm.
3. angle of repose according to claim 1 and 2 fast measuring appearance is characterized in that: the discharge port end of said funnel is positioned at 1/4～1/3 of said hydrostatic column and highly locates.
4. angle of repose according to claim 1 and 2 fast measuring appearance is characterized in that: the degree of tilt of said funnel is 40 °～50 °.
5. angle of repose according to claim 1 and 2 fast measuring appearance is characterized in that: said S1 is 1.0mm～1.5mm, and said S2 is 1.5mm～2.0mm, and said S3 is 2.0mm～2.5mm.
6. angle of repose according to claim 5 fast measuring appearance is characterized in that: said S1 is 1.5mm, and said S2 is 2.0mm, and said S3 is 2.5mm.
7. angle of repose according to claim 1 and 2 fast measuring appearance is characterized in that: the discharge port end of said funnel be provided with one with the equal-sized through hole b of said through hole a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201398794U CN202547569U (en) | 2012-04-05 | 2012-04-05 | Measuring instrument for quickly measuring repose angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201398794U CN202547569U (en) | 2012-04-05 | 2012-04-05 | Measuring instrument for quickly measuring repose angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547569U true CN202547569U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201398794U Expired - Lifetime CN202547569U (en) | 2012-04-05 | 2012-04-05 | Measuring instrument for quickly measuring repose angle |
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| Country | Link |
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| CN (1) | CN202547569U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913111A (en) * | 2014-03-13 | 2014-07-09 | 河海大学 | Fine-particle sediment underwater repose angle measuring device and measuring method thereof |
| CN108120668A (en) * | 2016-11-30 | 2018-06-05 | 中国石油天然气股份有限公司 | The seam coefficient of internal friction test device and test method of a kind of proppant |
| CN113110337A (en) * | 2021-04-20 | 2021-07-13 | 中国华能集团有限公司 | Intelligent feeding device and method for vibroflotation gravel pile |
-
2012
- 2012-04-05 CN CN2012201398794U patent/CN202547569U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913111A (en) * | 2014-03-13 | 2014-07-09 | 河海大学 | Fine-particle sediment underwater repose angle measuring device and measuring method thereof |
| CN108120668A (en) * | 2016-11-30 | 2018-06-05 | 中国石油天然气股份有限公司 | The seam coefficient of internal friction test device and test method of a kind of proppant |
| CN113110337A (en) * | 2021-04-20 | 2021-07-13 | 中国华能集团有限公司 | Intelligent feeding device and method for vibroflotation gravel pile |
| CN113110337B (en) * | 2021-04-20 | 2022-04-05 | 中国华能集团有限公司 | Intelligent feeding device and method for vibroflotation gravel pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160629 Address after: 100027 No. 9, Sau Chun Road, Beijing, Dongcheng District Patentee after: China Harbour Engineering Co., Ltd. Address before: 300072 Tianjin City, Nankai District Wei Jin Road No. 92, Tianjin University Institute of Architectural Engineering Patentee before: Yang Haotian Patentee before: Rong Keran Patentee before: Gao Yunfeng |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |