CN203908905U - Powder fluidity detector - Google Patents
Powder fluidity detector Download PDFInfo
- Publication number
- CN203908905U CN203908905U CN201420361410.4U CN201420361410U CN203908905U CN 203908905 U CN203908905 U CN 203908905U CN 201420361410 U CN201420361410 U CN 201420361410U CN 203908905 U CN203908905 U CN 203908905U
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- Prior art keywords
- vertical rod
- cord
- barrel
- powder
- powder mobility
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- Expired - Lifetime
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- 239000000843 powder Substances 0.000 title claims abstract description 53
- 238000009434 installation Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 239000000919 ceramic Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000007373 indentation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
The utility model discloses a powder fluidity detector. The powder fluidity detector comprises a charging barrel, a support, a fixing device, a string, a string driving device and a scale plate, wherein the string is used for hoisting the charging barrel; the fixing device is used for keeping the charging barrel in vertical motion not to be oblique; the string driving device drives the string; and the scale plate is arranged below the charging barrel. According to the utility model, the impact force of powder flowing to the bottom is slowed down by controlling the hoisting speed of the charging barrel; the phenomenon of generating a conical concave sunken part is prevented; a complete conical body can be formed, and the fluidity detection is more accurate; and moreover, a material outlet is also enlarged, so that powder with poor fluidity also can flow out, and the detection range is wide.
Description
Technical field
The utility model relates to powder mobility-detected technical field, relates in particular to a kind of powder mobility-detected instrument.
Background technology
Ceramic particle is generally called ceramic powder, is ceramic sintering moulding raw material before.In order to produce high-quality pottery, first the selection for raw material is very important.And ceramic powder is as one of raw material, must possess good mobility and homogeneity.And angle of repose can well reflect the mobility of ceramic powder.Angle of repose refers to that the Free Surface of powder accumulation horizon is under static equilibrium state, with the maximum angle of surface level formation.Angle of repose also claims angle of repose, angle of repose etc.Angle of repose has characterized the mobility of powder, and angle of repose is less, and the mobility of powder is better.
The assay method at angle of repose has injection method, discharge method, container lean method.Using more fixed funnel method is that sample is poured in funnel, sample is dropped on the round flat board that below radius is r by funnel, powder is piled up gradually, until can not continue to pile height, with measuring powder stack height h on rule, the tangent value at angle of repose equals the height of cone and the ratio of cone bottom surface radius, therefore can extrapolate the number of degrees at angle of repose.
Yet fixed funnel method test ceramic powder angle of repose has the following disadvantages: 1, the lower drop impact of powder easily causes powder pyramid tip depression; The poor powder of 2 mobility also can cause bell mouth to stop up, and cannot complete test.
Summary of the invention
The purpose of this utility model is to overcome above deficiency and proposes a kind of powder mobility-detected instrument.
For reaching this object, the utility model by the following technical solutions:
A powder mobility-detected instrument, comprises barrel, support, stationary installation, cord, cord drive unit and scaleplate; Described cord is sling described barrel, and described stationary installation keeps described barrel not tilt when vertical motion, and described cord drive unit drives described cord, and described scaleplate is arranged at described barrel below.
Described detector also comprises guide wheel and base plate, and described support comprises vertical rod and support bar; The lower end of described vertical rod is vertically fixedly installed in one end of described base plate, and the upper end of described vertical rod is connected with described support bar; Described guide wheel is installed on the two ends of described support bar; One end of described cord is connected with described barrel, and the free end of described cord is through described guide wheel, be connected with cord drive unit to downward-extension along the direction of vertical rod; Described vertical rod is vertically fixed in one end of described stationary installation, and between described support bar and described base plate, the other end is for fixing described barrel; Described scaleplate is positioned on described base plate.
Described detector also comprises and is arranged at the up stroke bar of cord drive unit upper end and the down stroke bar of lower end.
Described detector also comprises fixed support, and described vertical rod is vertically fixed in described support bracket fastened one end, is positioned at the right of described vertical rod, and the other end is connected with cord.
Described cord drive unit comprises motor and guide rod, and the cord end of described guide rod is connected with described cord, thereby the motor side of described guide rod is driven the motion that drives described cord end by described motor.
Described vertical rod is Collapsible structure, and it is comprised of the first vertical rod and the second vertical rod, and described the second vertical rod is placed in described the first vertical rod.
In described vertical rod, be provided with scale mark.
The upper end of described barrel be provided with one draw and the inwall of described barrel be smooth plane
The cord end of described guide rod is provided with through hole.
The upper end of described the first vertical rod is provided with setting nut, and described setting nut holds out against described the second vertical rod.
The utility model device, by the control to barrel ascending velocity, slows down the impulsive force that powder flows to bottom, has avoided occurring the phenomenon of conical indentation, can form a complete cone, and the detection of flow is more accurate; And also increased drain hole, the poor powder of mobility also can be flowed out, sensing range is larger.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a specific embodiment of the present utility model.
Fig. 2 is the schematic diagram that powder is housed of an embodiment of the present utility model.
Fig. 3 is that the powder of Fig. 2 flows to the schematic diagram that forms centrum after base plate.
Wherein: 1 is barrel, 2 is vertical rod, and 3 is support bar, and 4 is base plate, 5 is stationary installation, and 6 is cord, and 7 is cord drive unit, and 8,9 is guide wheel, 10 is scaleplate, and 11 is draw ring, 12 setting nuts, 13 is fixed support, and 14 is powder, and 21 is the first vertical rod, 22 is the second vertical rod, and 71 is motor, and 72 is guide rod, 101 is up stroke bar, and 102 is down stroke bar, and 201 is through hole.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate the technical solution of the utility model.
A powder mobility-detected instrument, comprises barrel 1, support, stationary installation 5, cord 6, cord drive unit 7 and scaleplate 10; Described cord 6 is sling described barrel 1, and described stationary installation 5 keeps described barrel 1 not tilt when vertical motion, and described cord drive unit 7 drives described cord 6, and described scaleplate 10 is arranged at described barrel 1 below.
The powder 14 that needs are detected is put into barrel 1, barrel 1 is contacted with scaleplate 10 is vertical, when 7 motion of cord drive unit, cord 6 will pull barrel 1 to move up, powder 14 in barrel 1 will flow on scaleplate 10, cord 6 pulls barrel 1 to move up until the powder 14 in barrel 1 all flows out always, powder 14 after outflow forms a complete centrum shape, on scaleplate 10, read the radius of centrum, then measure the height of centrum, just can detect the mobility of powder 14.Stationary installation 5 makes barrel 1 remain linear state, can run-off the straight and affect powder 14 and cannot form a complete centrum shape.This detector is by the control to barrel 1 ascending velocity, slow down the impulsive force that powder 14 flows to bottom, avoided powder 14 above to impact the phenomenon that makes conical indentation, can form a complete cone, to the detection at angle of repose more accurately and this detector also increased drain hole, the poor powder of mobility 14 also can be flowed out, and sensing range is larger.
2, powder mobility-detected instrument according to claim 1, is characterized in that: described detector also comprises guide wheel 8,9 and base plate 4, described support comprises vertical rod 2 and support bar 3; The lower end of described vertical rod 2 is vertically fixedly installed in one end of described base plate 4, and the upper end of described vertical rod 2 is connected with described support bar 3; Described guide wheel 8,9 is installed on the two ends of described support bar 3; One end of described cord 6 is connected with described barrel 1, and the free end of described cord 6 is through described guide wheel 8,9, be connected with cord drive unit 7 to downward-extension along the direction of vertical rod 2; Described vertical rod 2 is vertically fixed in one end of described stationary installation 5, and between described support bar 3 and described base plate 4, the other end is for fixing described barrel 1; Described scaleplate 10 is positioned on described base plate 4.
The support that consists of vertical rod 2 and support bar 3 is simple, be convenient to install, and cost is low; Described guide wheel 8,9 plays gearing; Described base plate 4 prevents that described scaleplate 10 from directly contacting with ground and wearing and tearing, and has protective effect.
Described detector also comprises and is arranged at the up stroke bar 101 of cord drive unit 7 upper ends and the down stroke bar 102 of lower end.
Described up stroke bar 101 and down stroke bar 102 have position-limiting action, will stop motion when cord drive unit 7 touches described up stroke bar 101 and down stroke bar 102, guarantee barrel 1 when moving up and down all the time in stationary installation 5, and do not shake.
Described detector also comprises fixed support 13, and described vertical rod 2 is vertically fixed in one end of described fixed support 13, is positioned at the right of described vertical rod 2, and the other end is connected with cord 6.
Described fixed support 13, for fixing described cord 6, allows described cord 6 keep plumbness at described guide wheel 9 places, and cord skew can not occur and disconnects with described guide wheel 9, interrupts the operation of whole detector.
Described cord drive unit comprises motor 71 and guide rod 72, and the cord end of described guide rod 72 is connected with described cord 6, thereby the motor side of described guide rod 72 is driven by described motor 71 motion that drives described cord end.
Adopt motor 71 and guide rod 72 can realize automation mechanized operation, also can well, effectively control the ascending velocity of described cord 6, prevent that powder from flowing out the too fast centrum top depressed phenomenon that occurs.
Described vertical rod 2 is Collapsible structure, and it is comprised of the first vertical rod 21 and the second vertical rod 22, and described the second vertical rod 22 is placed in described the first vertical rod 21.
The powder amount of measuring according to need need to regulate the height of vertical rod 2, and described vertical rod 2 is Collapsible structure, and the first vertical rod 21 is fixing, only needs to regulate the height of the second vertical rod 22.
In described vertical rod 2, be provided with scale mark.
Scale mark is conveniently read the height of material powder when forming centrum, reads the radius of centrum adding the above scaleplate 10, directly so just can read whole angle of repose size, thereby judges that the mobility of powder is convenient.
The upper end of described barrel 1 be provided with one draw 11 and the inwall of described barrel 1 be smooth plane
Described in utilization, draw and the connection of described barrel 1 and described cord 6 is more prone to 11, more convenient to operate, quick.Smooth flat facilitates powder to flow into and flows out.
The cord end of described guide rod 72 is provided with through hole 201.
As long as described cord 6 can connect described guide rod 72 through described through hole 201, easy to operate and quick, save time.
The upper end of described the first vertical rod 21 is provided with setting nut 12, and described setting nut 12 holds out against described the second vertical rod 22.
Utilize the height of the described vertical rod 2 of setting nut 12 adjusting, simple to operate, quick.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (10)
1. a powder mobility-detected instrument, is characterized in that: comprise barrel, support, stationary installation, cord, cord drive unit and scaleplate; Described cord is sling described barrel, and described stationary installation keeps described barrel not tilt when vertical motion, and described cord drive unit drives described cord, and described scaleplate is arranged at described barrel below.
2. powder mobility-detected instrument according to claim 1, is characterized in that: described detector also comprises guide wheel and base plate, and described support comprises vertical rod and support bar; The lower end of described vertical rod is vertically fixedly installed in one end of described base plate, and the upper end of described vertical rod is connected with described support bar; Described guide wheel is installed on the two ends of described support bar; One end of described cord is connected with described barrel, and the free end of described cord is through described guide wheel, be connected with cord drive unit to downward-extension along the direction of vertical rod; Described vertical rod is vertically fixed in one end of described stationary installation, and between described support bar and described base plate, the other end is for fixing described barrel; Described scaleplate is positioned on described base plate.
3. powder mobility-detected instrument according to claim 1, is characterized in that: also comprise and be arranged at the up stroke bar of cord drive unit upper end and the down stroke bar of lower end.
4. powder mobility-detected instrument according to claim 1, is characterized in that: also comprise fixed support, described vertical rod is vertically fixed in described support bracket fastened one end, is positioned at the right of described vertical rod, and the other end is connected with cord.
5. the detector of powder mobility according to claim 1, it is characterized in that: described cord drive unit comprises motor and guide rod, the cord end of described guide rod is connected with described cord, thereby the motor side of described guide rod is driven the motion that drives described cord end by described motor.
6. the detector of powder mobility according to claim 2, is characterized in that: described vertical rod is Collapsible structure, and it is comprised of the first vertical rod and the second vertical rod, and described the second vertical rod is placed in described the first vertical rod.
7. powder mobility-detected instrument according to claim 6, is characterized in that: in described vertical rod, be provided with scale mark.
8. powder mobility-detected instrument according to claim 1, is characterized in that: the upper end of described barrel be provided with one draw and the inwall of described barrel be smooth plane
9. powder mobility-detected instrument according to claim 5, is characterized in that: the cord end of described guide rod is provided with through hole.
10. powder mobility-detected instrument according to claim 6, is characterized in that: the upper end of described the first vertical rod is provided with setting nut, and described setting nut holds out against described the second vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361410.4U CN203908905U (en) | 2014-07-01 | 2014-07-01 | Powder fluidity detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361410.4U CN203908905U (en) | 2014-07-01 | 2014-07-01 | Powder fluidity detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908905U true CN203908905U (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361410.4U Expired - Lifetime CN203908905U (en) | 2014-07-01 | 2014-07-01 | Powder fluidity detector |
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| Country | Link |
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| CN (1) | CN203908905U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634700A (en) * | 2015-02-28 | 2015-05-20 | 郑州大学 | Concrete fluidity testing device |
| CN104914013A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Sludge fluidity measuring device and measuring method |
| CN106769669A (en) * | 2016-12-31 | 2017-05-31 | 中建材（合肥）粉体科技装备有限公司 | The detection means and detection method of bulk material stability when the bed of material is crushed |
| CN108645754A (en) * | 2018-05-23 | 2018-10-12 | 南京航空航天大学 | A kind of test device and method in foam concrete presetting period |
-
2014
- 2014-07-01 CN CN201420361410.4U patent/CN203908905U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634700A (en) * | 2015-02-28 | 2015-05-20 | 郑州大学 | Concrete fluidity testing device |
| CN104634700B (en) * | 2015-02-28 | 2017-03-15 | 郑州大学 | Concrete flowability test device |
| CN104914013A (en) * | 2015-05-26 | 2015-09-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Sludge fluidity measuring device and measuring method |
| CN106769669A (en) * | 2016-12-31 | 2017-05-31 | 中建材（合肥）粉体科技装备有限公司 | The detection means and detection method of bulk material stability when the bed of material is crushed |
| CN108645754A (en) * | 2018-05-23 | 2018-10-12 | 南京航空航天大学 | A kind of test device and method in foam concrete presetting period |
| CN108645754B (en) * | 2018-05-23 | 2021-12-21 | 南京航空航天大学 | Device and method for testing initial setting time of foam concrete |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Yaoda Financial Leasing Co.,Ltd. Assignor: FOSHAN RONGZHOU NO.2 BUILDING CERAMICS FACTORY Co.,Ltd. Contract record no.: X2020980005443 Denomination of utility model: A kind of powder fluidity detector Granted publication date: 20141029 License type: Exclusive License Record date: 20200827 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of powder fluidity detector Effective date of registration: 20200910 Granted publication date: 20141029 Pledgee: Guangdong Yaoda Financial Leasing Co.,Ltd. Pledgor: FOSHAN RONGZHOU NO.2 BUILDING CERAMICS FACTORY Co.,Ltd. Registration number: Y2020980005892 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |