CN204718662U - A kind of tap density meter consumption cartridge - Google Patents
A kind of tap density meter consumption cartridge Download PDFInfo
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- CN204718662U CN204718662U CN201520355231.4U CN201520355231U CN204718662U CN 204718662 U CN204718662 U CN 204718662U CN 201520355231 U CN201520355231 U CN 201520355231U CN 204718662 U CN204718662 U CN 204718662U
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- tap density
- doffing
- graduated cylinder
- cylinder
- density meter
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Abstract
The utility model relates to a kind of graduated cylinder, particularly relates to a kind of tap density meter consumption cartridge, it is characterized in that: it is threaded connection by doffing and top cylinder to form, and described doffing is all identical with the inside and outside footpath of top cylinder; The utility model structure is simple, reasonable in design, processing and fabricating convenience, long service life, can increase work efficiency.
Description
Technical field
The utility model relates to a kind of graduated cylinder, particularly relates to a kind of tap density meter consumption cartridge.
Background technology
The tap density meter of current use, in measurement powder tapping density process, because graduated cylinder exists wiggly amplitude when up-down vibration, test is caused to terminate rear powder deposition surface uneven, particularly for the powder body material of sub-micron or nanometer, in jolt ramming process, powder surface can because of electrostatic generation agglomeration, produce reunion spheroid not of uniform size, be unfavorable for testing staff's accurate reading, thus cause powder body material tap density measuring error bigger than normal.Meanwhile, existing tap density meter adopts volume to be 100mL usually, and scale precision is the graduated cylinder of 1mL, need to estimate during reading to read a decimal, and different testing staff estimates and reads to there is deviation, therefore increase tap density meter measuring system cumulative errors, measurement consistance is deteriorated.In addition, current tap density meter graduated cylinder mostly is laboratory simple glass graduated cylinder, use through long-time, powder body material such as the tiny powder granules such as graphite tailing, lithium titanate very easily stick to graduated cylinder wall, cylinder scale is thickened, affects visual reading, cause test operation inconvenient, the consistance of test result is poor, and inefficiency.
Chinese patent notification number is CN203643292U, publication date is on June 11st, 2014.Utility model has invented a kind of dismountable tap density meter graduated cylinder, by designing irregular slide rail on two halves graduated cylinder cross section, left and right, making left and right two halves graduated cylinder realize being connected together, then embedding magnet under graduated cylinder base, convenient and metal platform adhesive.Graduated cylinder structure involved by this art solutions is simple, is extremely conducive to powder material transfer, can reduces the impact of operating process on graduated cylinder precision, protect operator ' s health simultaneously.But rarely have personnel to study when keeping basic test condition constant, solution tap density meter measurement cylinder reading and dissimilar material properties are on its measuring accuracy and conforming impact, and handled easily.
Also do not overcome the device of above-mentioned defect at present.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, provides a kind of structure simple, reasonable in design, processing and fabricating convenience, long service life, a kind of tap density meter consumption cartridge that can increase work efficiency.
The utility model realizes in the following way:
A kind of powder tap density instrument graduated cylinder, is characterized in that: it is threaded connection by doffing and top cylinder to form, and described doffing is all identical with the inside and outside footpath of top cylinder;
Described doffing is the flat mouth graduated cylinder of fixing nominal volume, and nominal volume is 50-100mL, can be designed to different size according to actual needs; Described top cylinder is the sleeve of both ends open, and its active volume is 50mL;
External thread is carved with apart from nozzle 1/4-1/6 place in described doffing upper end, and internal thread is carved with in inside, described top cylinder one end, and the upper external screw thread of thread size and described doffing matches;
The material of described doffing and top cylinder is organic glass, aluminium or titanium metal material.
The utility model has following effect:
1) the utility model graduated cylinder structure is simple, reasonable in design, and processing and fabricating is convenient: the graduated cylinder that the utility model provides it be threaded connection by doffing and top cylinder to form, described doffing is all identical with the inside and outside footpath of top cylinder; Described doffing is the flat mouth graduated cylinder of fixing nominal volume, and described top cylinder is the sleeve of both ends open; Described doffing and top cylinder are threaded connection formation one and lengthen graduated cylinder.
2) handled easily, practical, material volume accuracy of reading is quick.The powder body material excessive relative to doffing nominal volume is added in the lengthening graduated cylinder that the utility model provides, top cylinder is backed out after material jolt ramming completes, the powder that lower nozzle is piled up is scraped off with the adjacent lower nozzle of flat thin sheet, now powder body material volume is the nominal volume of doffing, direct weighing powder quality, can calculate the tap density of material.
3) graduated cylinder structure described in the utility model is simple, reasonable in design, can avoid estimating to material volume the error effect read in conventional tap density measurement procedure, especially to sub-micron or nanometer grade powder material, the powder deposition surface caused due to electrostatic agglomeration effect can be effectively reduced uneven, and the volume interpolation caused, thus improve accuracy and the consistance of test, and work efficiency; The utility model graduated cylinder simultaneously, measure in powder body material tap density process, powder body material volume can be obtained by doffing nominal volume, avoids due to volume interpolation, on the impact that the true tap density of material is measured, improves work efficiency simultaneously.
4) the utility model graduated cylinder, can eliminate after using between long amount, tiny powder granule sticks to graduated cylinder wall, causes scale fuzzy, cannot the defect of accurate reading, graduated cylinder long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model doffing structural representation;
Fig. 3 is the utility model top cylinder structural representation.
Embodiment
As shown in Figure 1,2 and 3, the utility model comprises doffing 1, top cylinder 2, together with described doffing 1 and top cylinder 2 to be closely attached to top cylinder internal thread 7 by doffing external thread 5, the internal diameter 3 of described doffing 1 is identical with the internal diameter 8 of top cylinder 2, the external diameter 4 of doffing 1 is identical with the external diameter 9 of top cylinder 2, and lower nozzle 6 smooth surface is smooth.
During use, first by the doffing external thread 5 of the flat mouth doffing 1 of fixing nominal volume, be the top cylinder internal thread docking connection of the top cylinder 2 of 50mL with active volume, tighten formation one and lengthen graduated cylinder, now this tap density meter graduated cylinder cumulative volume is doffing 1 nominal volume and top cylinder 2 active volume sum.Test after preliminary work completes, adds powder to be measured under lengthening graduated cylinder, and after guaranteeing to add the jolt ramming of powder, volume is greater than the nominal volume of doffing 1, then lengthening graduated cylinder entirety is fixed on tap density meter platform.After jolt ramming completes, take off graduated cylinder, back out the top cylinder 2 lengthening graduated cylinder upper end, scrape off upper part extra powder stably with the adjacent lower nozzle 6 of flat thin sheet, make doffing 1 powder smooth.Weigh after cleaning out graduated cylinder upper wall, the nominal volume of doffing is powder volume, then can calculate the tap density of material.The utility model achieves the accurate value to powder volume in jolt ramming operating process, improves work efficiency, reduces measuring error.
When using this graduated cylinder to test powder body material tap density, for the powder body material of different tap density scope, each certain mass range should be fixed on when measuring, and after jolt ramming tested, ensure that powder body material height exceedes doffing nozzle 2-5mm, to reduce measuring error and consistance.
Following table provides different tap density scope, powder body material add quality references value.
For native graphite sample, contrast same operating personnel and use different graduated cylinder on the impact of tap density test result.Test graduated cylinder is respectively conventional graduated cylinder and the utility model graduated cylinder of volume 100mL, and the utility model graduated cylinder material is organic glass, and doffing nominal volume is 50mL, internal diameter is 28mm, top cylinder active volume is 50mL.Test condition: jolt ramming frequency is 250 times/min, number of taps is 2000 times, amplitude is 14mm, wherein, when using the test of the utility model graduated cylinder, adds the nominal volume that the volume after powder tapping is greater than doffing.As can be seen from following table, when using conventional graduated cylinder to test powder body material tap density, because powder deposition surface is uneven, volume is estimated and is read to there is error, add that different testing staff's reading exists deviation, cause tap density test accuracy not high, consistance is poor.And use the utility model graduated cylinder, wipe the extra powder of lower nozzle upper part accumulation off with flat thin sheet, make powder smooth, powder volume is fixed value, can reduce artificial measuring error, improves the consistance and accuracy measured.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, under all still belonging to the protection domain of technical solutions of the utility model.
Claims (4)
1. a tap density meter consumption cartridge, is characterized in that: it is threaded connection by doffing (1) and top cylinder (2) to form, and described doffing (1) is all identical with the inside and outside footpath of top cylinder (2).
2. a kind of tap density meter consumption cartridge as claimed in claim 1, is characterized in that: described doffing (1) is the flat mouth graduated cylinder of fixing nominal volume, and nominal volume is 50-100mL; The sleeve that described top cylinder (2) is both ends open, active volume is 50mL.
3. a kind of tap density meter consumption cartridge as claimed in claim 1, it is characterized in that: external thread (5) is carved with apart from nozzle 1/4-1/6 place in described doffing (1) upper end, internal thread (6) is carved with in described top cylinder (2) inside, one end, and the external thread (5) of thread size and described doffing (1) matches.
4. a kind of tap density meter consumption cartridge as claimed in claim 1, is characterized in that: the material of described doffing (1) and top cylinder (2) is organic glass, aluminium or titanium metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355231.4U CN204718662U (en) | 2015-05-28 | 2015-05-28 | A kind of tap density meter consumption cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355231.4U CN204718662U (en) | 2015-05-28 | 2015-05-28 | A kind of tap density meter consumption cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204718662U true CN204718662U (en) | 2015-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520355231.4U Expired - Fee Related CN204718662U (en) | 2015-05-28 | 2015-05-28 | A kind of tap density meter consumption cartridge |
Country Status (1)
| Country | Link |
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| CN (1) | CN204718662U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769649A (en) * | 2016-12-14 | 2017-05-31 | 河南理工大学 | A kind of assay method of wet type prose style free from parallelism bulk density and void ratio |
| CN109187269A (en) * | 2018-09-28 | 2019-01-11 | 中国石油大学(华东) | A method of tap density is measured using low dose of active carbon |
| CN109781582A (en) * | 2019-02-28 | 2019-05-21 | 华南农业大学 | It is a kind of for measuring the container and measuring method of tap density |
| CN114166689A (en) * | 2021-12-06 | 2022-03-11 | 鹤山市联发商品混凝土有限公司 | Aggregate bulk density testing arrangement |
-
2015
- 2015-05-28 CN CN201520355231.4U patent/CN204718662U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769649A (en) * | 2016-12-14 | 2017-05-31 | 河南理工大学 | A kind of assay method of wet type prose style free from parallelism bulk density and void ratio |
| CN109187269A (en) * | 2018-09-28 | 2019-01-11 | 中国石油大学(华东) | A method of tap density is measured using low dose of active carbon |
| CN109781582A (en) * | 2019-02-28 | 2019-05-21 | 华南农业大学 | It is a kind of for measuring the container and measuring method of tap density |
| CN114166689A (en) * | 2021-12-06 | 2022-03-11 | 鹤山市联发商品混凝土有限公司 | Aggregate bulk density testing arrangement |
| CN114166689B (en) * | 2021-12-06 | 2022-08-23 | 鹤山市联发商品混凝土有限公司 | Aggregate bulk density testing arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20210528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |