CN106370087A - Repose angle measuring instrument - Google Patents
Repose angle measuring instrument Download PDFInfo
- Publication number
- CN106370087A CN106370087A CN201610723730.3A CN201610723730A CN106370087A CN 106370087 A CN106370087 A CN 106370087A CN 201610723730 A CN201610723730 A CN 201610723730A CN 106370087 A CN106370087 A CN 106370087A
- Authority
- CN
- China
- Prior art keywords
- measuring instrument
- angle measuring
- vertical
- material terrace
- roadside material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 claims abstract description 68
- 238000005259 measurement Methods 0.000 abstract description 7
- 239000007787 solid Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a repose angle measuring instrument, and solves the problem of large reading error of a conventional repose angle measuring instrument. The repose angle measuring instrument comprises a rack. The rack is provided with a long-strip-type stockpiling bench extending in the front and back direction; a hopper is arranged above the center line of the stockpiling bench in the front and back direction; the hopper is a square-shaped hopper, and a feed opening thereof is a linear opening extending in the front and back direction and aligned with the center line of the stockpiling bench; the left and right sides of the stockpiling bench are provided with two vertical rulers respectively; each vertical ruler is marked with height scales; the two vertical rulers are respectively provided with a vertical adjusting groove; the vertical adjusting groove is internally provided with a slide pin; a caliper is arranged between the two vertical rulers; the left end of the caliper is hinged with the slide pin of the left vertical ruler; the right end of the caliper is provided with a transverse adjustment groove; the transverse adjustment groove is in slide connection with the slide pin of the right vertical ruler; and the two vertical rulers are arranged on a base capable of sliding front and back. The repose angle measuring instrument reduces reading error of material piling repose angle measurement; and the stockpiling bench adopts the long-strip-type stockpiling bench to enable the side surface of a material cone body to form a plane, thereby facilitating position selection when the repose angle is measured.
Description
Technical field
The present invention relates to a kind of test apparatuses, stop angle measuring instrument particularly to one kind.
Background technology
A cone can be formed, the angle of cone generatrices and bottom surface is called and stops during granular solids material natural packing
Angle, what it represented is the inherent frictional property of raw material itself, also known as angle of static friction or title stocking angle.The material of good fluidity
Grain will tumble in the gradient of very little, can be only formed very short cone, therefore angle of repose is little.And the bad material meeting of mobility
Form very high cone, angle of repose is larger.The angle of repose of material is the important indicator evaluating material fluidity.Meanwhile, same
When combustion is close, it is close for should also be as the angle of repose of solid accumulation, when material is difficult to judge itself by naked eyes,
Can whether whether consistent close to the species carrying out auxiliary judgment material by the angle of repose of solid accumulation.The thing of use for laboratory at present
Stockpile amass angle of repose measuring instrument be usually adopt natural packing after static after, prevent angle measurement equipment in material cone side,
Manual measurement reading, this number reading method is affected greatly by sight angle, if when each reading there is deviation in sight angle,
Then will there is deviation in reading, and especially for the material of cone stacking, error in reading is bigger.Also have to irradiate using light and throw
Assisting reading, this mode is high to the stability requirement of light source for shadow, if light source position change, will also result in projection and becomes
Shape, in addition, light irradiates the projection that material cone produces, easily forms edge effect, the module of boundary of projection in taper profile line
Paste, causes measurement error.
Content of the invention
It is an object of the invention to solving the problems, such as that existing angle of repose measuring instrument error in reading is big, provides one kind to stop
Angle measuring instrument.
The technical solution adopted for the present invention to solve the technical problems is: one kind is stopped angle measuring instrument, including frame, frame
It is provided with the strip roadside material terrace of fore-and-aft direction extension, the admedian top in roadside material terrace front and back is provided with hopper, and hopper is
The linear mouth that square-shaped hopper, feed opening are extended for fore-and-aft direction and alignd with roadside material terrace center line, the roadside material terrace left and right sides is provided with
Two perpendicular chis, perpendicular chi is marked with altitude scale, and two perpendicular chis open up vertical adjustment groove respectively, and setting in vertical adjustment groove is slided
Pin, is provided with slide calliper rule between two perpendicular chis, the sliding pin that slide calliper rule left end erects chi with left side is hinged, and slide calliper rule right-hand member is along slide calliper rule axis direction
Open up lateral adjustments groove, the sliding pin of the perpendicular chi of lateral adjustments groove and right side is slidably connected, and two perpendicular chis are arranged on same base,
Described base is located at below roadside material terrace and can be with respect to roadside material terrace slide anteroposterior.During this device uses, can toward hopper not
Break and add materials, roadside material terrace upper cone constantly increases up to from windrow edge of table landing.Now adjust hopper height, reduce
Hopper bottom and the drop of pyramid tip, continue to add materials on a small quantity, eliminate material falling impacts and drive surface material landing
Measurement error angle of repose causing.After material cone is stable, because roadside material terrace is strip, the cone left and right sides forms one and stops
Only plane, perpendicular chi is slided into two side positions of roadside material terrace, adjusts slide calliper rule two ends height, makes slide calliper rule laminating cone left and right plane,
Or parallel with cone plane on the upside of cone normal, now read the height of two perpendicular chi sliding pins respectively, obtain slide calliper rule two
The difference in height at end；The spacing of two perpendicular chis can be for fixed value it is also possible to measure after adjusting；Slide calliper rule between two sliding pins are long
Degree can also measure acquisition, can vertically calculate inclination angle between slide calliper rule and horizontal plane by above any two size,
Thus obtaining the angle of repose of material cone.Face is stopped for plane in the cone both sides of this device, is convenient for measuring, and just in case measures
Face forming part of stopping is destroyed it is also possible to fore-and-aft direction transposition measures in journey.
Preferably, described perpendicular chi only indicates altitude scale in the side of vertical adjustment groove.The zero point of reading is opened from base
Begin, but only can indicate reading in vertical adjustment groove side.
Preferably, the waist of vertical adjustment groove that chi is erected in left side is concordant with roadside material terrace upper surface, the vertical of chi is erected on right side
Regulating tank is located at the upside of roadside material terrace upper surface, and extends upwardly to the end of the perpendicular chi in right side.The left end laminating cone bottom of slide calliper rule
While measuring it is also possible to right and left mutually changing, should be regarded as equivalent.
Preferably, described base is provided with to horizontally slip for two perpendicular chis adjusts the slide rail of spacing, base is marked with reading
The scale of perpendicular chi level interval.
Preferably, described bottom of the frame is framework soleplate, the guiding that framework soleplate upper surface middle part is high behind front bottom is oblique
Face, both sides are the slide rail platform for base slide anteroposterior, arrange vertical gripper shoe on rear side of framework soleplate, and roadside material terrace passes through vertically to prop up
Fagging supports.The material that windrow edge of table falls is collected by guiding surface guiding landing is unified.
Preferably, the guiding surface width in the middle part of described framework soleplate is more than the width of roadside material terrace.
Preferably, described roadside material terrace leading flank is fixed with montant, the top of montant sets backward along roadside material terrace center line direction
Put the outrigger supporting hopper.Hopper and roadside material terrace synchronization control, holding position is relatively stable.
Preferably, described montant is divided into two sections, two sections montant is mutually socketed and liftable is adjusted, on montant
The side of lower two sections of junction is additionally provided with screw.Hopper height can be adjusted, reduce impact during stacking material.
Preferably, being labeled with scale on described slide calliper rule.
The present invention to measure angle of repose using slide calliper rule directly against compound material cone surface, decreases solid accumulation and surveys angle of repose
The error producing during amount reading；Roadside material terrace adopts strip, makes the side of material cone form plane, the more convenient angular measurement that stops
When position selection.
Brief description
Fig. 1 is a kind of structural representation of measuring state of the present invention.
Fig. 2 be the present invention solid accumulation during schematic side view when backing out for the perpendicular chi.
In figure: 1, guiding surface, 2, slide rail platform, 3, perpendicular chi, 4, vertical adjustment groove, 5, sliding pin, 6, hopper, 7, high
Degree read text scale, 8, slide calliper rule, 9, montant, 10, cone, 11, roadside material terrace, 12, base, 13, vertical gripper shoe, 14, outrigger, 15,
Screw, 16, lateral adjustments groove.
Specific embodiment
Below by specific embodiment and combine accompanying drawing the present invention is further described.
Embodiment: one kind is stopped angle measuring instrument, as shown in Figure 1 and Figure 2.This device includes frame, and bottom of the frame is frame ground
Plate, framework soleplate upper surface middle part is low early and high after guiding surface 1, and the both sides of guiding surface are respectively arranged with the slide rail of level
Platform 2, the upper surface of slide rail platform is concordant with the back side edge of guiding surface.Vertical gripper shoe is set on rear side of framework soleplate upper surface
13.Frame is provided with the roadside material terrace 11 of the strip extending in front and back, as shown in Fig. 2 roadside material terrace is extended by vertical gripper shoe 13
Collet cross-brace, the width of roadside material terrace is less than the width of guiding surface.Roadside material terrace 11 leading flank is fixed with montant 9, montant
Top along roadside material terrace center line backward arrange support hopper 6 outrigger 14.Hopper is square-shaped hopper, and feed opening is to prolong in front and back
The linear mouth stretched, feed opening is alignd with roadside material terrace center line.Described montant 9 is divided into two sections, and two sections montant mutually covers
Connect and liftable is adjusted, the side of the junction of montant two sections is additionally provided with screw 15.
The slide rail platform of framework soleplate both sides be provided with can slide anteroposterior base 12, base 12 is provided with two perpendicular chis 3, erects
Straight 3 left and right sides being located at roadside material terrace 11.Perpendicular chi and base can horizontally slip regulation, be labeled with scale on perpendicular chi, permissible
Read perpendicular chi spacing.Vertical adjustment groove 4 is opened up respectively on two perpendicular chis, setting sliding pin 5 in vertical adjustment groove, two perpendicular chis it
Between be provided with slide calliper rule 8, the sliding pin that slide calliper rule left end erects chi with left side is hinged, and slide calliper rule right-hand member opens up lateral adjustments along slide calliper rule axis direction
The sliding pin that chi is erected on groove 16, lateral adjustments groove and right side is slidably connected.The vertical adjustment groove of the perpendicular chi in left side is in roadside material terrace upper surface
Upper-lower position near open up；The vertical adjustment groove of the perpendicular chi in right side is higher than roadside material terrace upper surface, and extends upwardly to perpendicular chi top.
Altitude scale is indicated in the side of vertical adjustment groove on perpendicular chi.
During this device uses, base slides backward on earth, constantly adds materials toward hopper, roadside material terrace upper cone 10
Constantly increase until from windrow edge of table landing, the material that windrow edge of table falls is slided along the guiding surface of framework soleplate
Fall, unified collection.Now adjust hopper height, reduce the drop of hopper bottom and pyramid tip, continue a small amount of additive
Material, eliminates measurement error angle of repose that material falling impacts drive surface material landing to cause.After cone is stable, by base forward
Slide, make two perpendicular chis be located at the roadside material terrace left and right sides, adjust slide calliper rule two ends height, make slide calliper rule laminating cone left side plan, or
Person is parallel with pyramid side on the upside of cone left surface, now reads the height of two perpendicular chi sliding pins respectively, obtains slide calliper rule two
The difference in height at end；The spacing of two perpendicular chis can be for fixed value it is also possible to measure after adjusting；Slide calliper rule between two sliding pins are long
Degree can also measure acquisition, can vertically calculate inclination angle between slide calliper rule and horizontal plane by above any two size,
Thus obtaining the angle of repose of material cone.
Claims (9)
1. one kind stop angle measuring instrument it is characterised in that: include frame, frame be provided with fore-and-aft direction extension strip windrow
Platform, the admedian top in roadside material terrace front and back is provided with hopper, and hopper is square-shaped hopper, feed opening extends simultaneously for fore-and-aft direction
The linear mouth aliging with roadside material terrace center line, the roadside material terrace left and right sides is provided with two perpendicular chis, and perpendicular chi is marked with altitude scale, two
Vertical adjustment groove is opened up on perpendicular chi, in vertical adjustment groove, setting sliding pin, is provided with slide calliper rule, slide calliper rule left end between two perpendicular chis respectively
The sliding pin erecting chi with left side is hinged, and slide calliper rule right-hand member opens up lateral adjustments groove, lateral adjustments groove and right side along slide calliper rule axis direction
The sliding pin of perpendicular chi is slidably connected, and two perpendicular chis are arranged on same base, and described base is located at below roadside material terrace and can be with respect to
Roadside material terrace slide anteroposterior.
2. one kind according to claim 1 stop angle measuring instrument it is characterised in that: described perpendicular chi is only in vertical adjustment groove
Side indicates altitude scale.
3. one kind according to claim 1 stop angle measuring instrument it is characterised in that: left side erect chi vertical adjustment groove waist
Portion is concordant with roadside material terrace upper surface, and the upside positioned at roadside material terrace upper surface for the vertical adjustment groove of chi is erected on right side, and extends upwardly to
The end of the perpendicular chi in right side.
4. one kind according to claim 1 stop angle measuring instrument it is characterised in that: described base is provided with left for two perpendicular chis
The slide rail of right slidable adjustment spacing, base is marked with the scale reading perpendicular chi level interval.
5. the one kind according to claim 1 or 2 or 3 or 4 stop angle measuring instrument it is characterised in that: described bottom of the frame is
Framework soleplate, framework soleplate upper surface middle part is high guiding surface behind front bottom, both sides are that slide rail for base slide anteroposterior is put down
Platform, arranges vertical gripper shoe on rear side of framework soleplate, roadside material terrace is supported by vertical gripper shoe.
6. one kind according to claim 5 stop angle measuring instrument it is characterised in that: the guiding in the middle part of described framework soleplate is oblique
Face width is more than roadside material terrace width.
7. the one kind according to claim 1 or 2 or 3 or 4 stop angle measuring instrument it is characterised in that: on front side of described roadside material terrace
Face is fixed with montant, and the top of montant arranges, along roadside material terrace center line direction, the outrigger supporting hopper backward.
8. one kind according to claim 7 stop angle measuring instrument it is characterised in that: described montant is divided into two sections, on
Lower two sections of montants are mutually socketed and liftable is adjusted, and the side of the junction of montant two sections is additionally provided with screw.
9. the one kind according to claim 1 or 2 or 3 or 4 stop angle measuring instrument it is characterised in that: on described slide calliper rule indicate
There is scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723730.3A CN106370087B (en) | 2016-08-26 | 2016-08-26 | One kind is stopped angle measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723730.3A CN106370087B (en) | 2016-08-26 | 2016-08-26 | One kind is stopped angle measuring instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106370087A true CN106370087A (en) | 2017-02-01 |
| CN106370087B CN106370087B (en) | 2019-06-18 |
Family
ID=57878486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610723730.3A Active CN106370087B (en) | 2016-08-26 | 2016-08-26 | One kind is stopped angle measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106370087B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955496A (en) * | 2018-03-22 | 2018-12-07 | 安徽理工大学 | A kind of silt underwater information warfare analyzer and its application method |
| CN109781585A (en) * | 2019-03-22 | 2019-05-21 | 安徽省引江济淮集团有限公司 | A kind of no-Co-alloy steel Repose angle gauge |
| RU2745203C1 (en) * | 2020-07-23 | 2021-03-22 | Федеральное государственное бюджетное учреждение высшего образования «Тамбовский государственный технический университет» (ФГБОУ ВО «ТГТУ») | Device for determining the angle of repose of bulk materials |
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| Title |
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| 河海大学《水利大辞典》编辑修订委员会: "《水利大辞典》", 31 October 2015 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955496A (en) * | 2018-03-22 | 2018-12-07 | 安徽理工大学 | A kind of silt underwater information warfare analyzer and its application method |
| CN108955496B (en) * | 2018-03-22 | 2023-12-22 | 安徽理工大学 | Sediment underwater repose angle tester and use method thereof |
| CN109781585A (en) * | 2019-03-22 | 2019-05-21 | 安徽省引江济淮集团有限公司 | A kind of no-Co-alloy steel Repose angle gauge |
| CN109781585B (en) * | 2019-03-22 | 2023-11-24 | 安徽省引江济淮集团有限公司 | Non-cohesive soil repose angle tester |
| RU2745203C1 (en) * | 2020-07-23 | 2021-03-22 | Федеральное государственное бюджетное учреждение высшего образования «Тамбовский государственный технический университет» (ФГБОУ ВО «ТГТУ») | Device for determining the angle of repose of bulk materials |
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| Publication number | Publication date |
|---|---|
| CN106370087B (en) | 2019-06-18 |
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Effective date of registration: 20201208 Address after: Room 4, 1 / F, building C, No. 288, Yansan Road, Jiuguan Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou shuozhong Precision Intelligent Manufacturing Co., Ltd Address before: 1, 310012 B408, 38 Cheung Road, Hangzhou, Zhejiang, Gongshu District Patentee before: HANGZHOU TONFUS ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY Co.,Ltd. |