CN2080175U - Subsidiary device of electronic scale density measuring - Google Patents
Subsidiary device of electronic scale density measuring Download PDFInfo
- Publication number
- CN2080175U CN2080175U CN 90220820 CN90220820U CN2080175U CN 2080175 U CN2080175 U CN 2080175U CN 90220820 CN90220820 CN 90220820 CN 90220820 U CN90220820 U CN 90220820U CN 2080175 U CN2080175 U CN 2080175U
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- Prior art keywords
- density
- electronic balance
- measured
- objects
- utility
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Abstract
The utility model belongs to a weighing attachment. The utility model pertaining to the electronic balance is used to measure the density and the volume of the objects. The attachment is composed of a supporting frame, a bracket, wires and a bunsen beaker. The utility model has the advantages of simple structure and high precision. When the density of the objects requires to be measured, the attachment is put in the weighing chamber of the electronic balance so that the mass of the counterweights can be measured when the electronic balance is in equipoise after the objects submerge the liquid; then the density of the objects measured can be obtained according to the formula of the liquid static force measurement for measuring the density. Because the device is positioned in the weighing chamber, the device is free from the environmental influence of the environment at the measurement time.
Description
The utility model belongs to the auxiliary equipment of weighing apparatus.Mainly be applicable to the density and the volume of Measuring Object in electronic balance.
The traditional measurement method of object density is measured by a densitometer or proportion (density) day equality specialized equipment.Degree of accuracy is relatively poor.Switzerland Mei Tele company, West Germany Sartorius factory all in its electronic balance, are furnished with the accessory or the software of density measurement, can be on electronic balance the density and the volume of Measuring Object.But need during density measurement electronic balance bed hedgehopping 20~30cm is measured with hook and accessory under day flat bed.So just bring two shortcomings: the one, the center rest that need be high a 20~30cm supports balance, and every mensuration once need be moved once, operation inconvenience; The 2nd, if support does not have seal approach, be subject to the interference of moving air during mensuration, precision is measured in influence.
The purpose of this utility model has been to provide a kind of indoor density measure auxiliary equipment of electronic balance weighing that places, and makes its electronic balance can measure the quality of object, can measure the density of object again, and easy to operate, rapid, measures accurately.
This auxiliary equipment is made up of bearing support, carriage, beaker and tinsel.When measuring object density, bearing support places on the pallet of electronic balance, and carriage is placed on the top of weighing room's inner pallet, does not contact with pallet, and tinsel is suspended on the bearing support.The all available organic glass of bearing support and carriage is made.
When needs are measured object density, place electronic balance weighing indoor auxiliary equipment, easy to operate, measure rapidly; And to measure be to carry out in the weighing room, not influenced by external condition, measures accurately the precision height; In addition, cost is low, only is equivalent to one of five percentages of electronic balance price.
Now in conjunction with the accompanying drawings this auxiliary equipment is illustrated.
Accompanying drawing 1 is the utility model electronic balance density measurement auxiliary equipment synoptic diagram
In the accompanying drawing 1,1 is bearing support, and 2 is tinsel, and 3 is carriage, and 4 is beaker, and 5 is liquid, and 6 is measured object, and 7 is the pallet of electronic balance, and 8 is the weighing room of electronic balance.
When needing to measure object density, at first bearing support 1 is placed on the electronic balance pallet 7; Carriage 3 is placed on pallet 7 tops, but does not contact with pallet 7; Beaker 4 is placed on the carriage 3; Tinsel 2 is suspended on the bearing support 1; Measured object 6 hangs on the tinsel 2; Holding liquid 5 in the beaker 4.Counterweight quality in the time of so just can measuring object and be immersed in the liquid balance.
According to the following formula of hydrostatic measurement method mensuration density, just can obtain the density of object.Promptly
ρt= (m1)/(m1-m2) (ρ-D)+D
The density of ρ object that t-asks when temperature is t ℃ in the formula
Counterweight quality when m1-weighs object in air
Counterweight quality when the m2-object is immersed in balance in the liquid
ρ-when in liquid, weighing object, density of liquid when temperature is t ℃
Atmospheric density when the D-temperature is t ℃.
Accompanying drawing 2 is the synoptic diagram of bearing support 1.
Accompanying drawing 3 is the synoptic diagram of carriage 3.
Claims (1)
- A kind of electronic balance auxiliary equipment of measuring object density is characterized in that it is made up of bearing support 1, tinsel 2, carriage 3 and beaker 4.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 90220820 CN2080175U (en) | 1990-09-22 | 1990-09-22 | Subsidiary device of electronic scale density measuring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 90220820 CN2080175U (en) | 1990-09-22 | 1990-09-22 | Subsidiary device of electronic scale density measuring |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2080175U true CN2080175U (en) | 1991-07-03 |
Family
ID=4899142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 90220820 Expired - Lifetime CN2080175U (en) | 1990-09-22 | 1990-09-22 | Subsidiary device of electronic scale density measuring |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2080175U (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100378447C (en) * | 2004-03-25 | 2008-04-02 | 株式会社岛津制作所 | Underwater weighing container and apparatus for measuring specific gravity |
CN101936759A (en) * | 2010-08-26 | 2011-01-05 | 中国计量科学研究院 | Integrated weight volume measuring device |
CN102221388A (en) * | 2011-06-02 | 2011-10-19 | 山东省计量科学研究院 | Device for measuring volume of gram weights |
CN103344523A (en) * | 2013-07-01 | 2013-10-09 | 湖南工业大学 | Liquid density real-time measurement method |
CN103575618A (en) * | 2013-11-22 | 2014-02-12 | 北京科技大学 | Measuring method for quantification of central looseness of casting blank |
CN103913399A (en) * | 2012-12-31 | 2014-07-09 | 宁波江丰电子材料有限公司 | Solid density measure method and method for detecting density qualification of target material |
CN104655524A (en) * | 2015-02-28 | 2015-05-27 | 徐文政 | Electronic liquid densimeter |
CN104697598A (en) * | 2015-02-11 | 2015-06-10 | 陕西省计量科学研究院 | Design method used for measurement cushion block and based on adaptive algorithm as well as application |
CN105806741A (en) * | 2014-12-31 | 2016-07-27 | 郑州旭飞光电科技有限公司 | Ultra-thin glass density testing device and testing method |
CN107084909A (en) * | 2017-05-15 | 2017-08-22 | 中国地质调查局西安地质调查中心 | A kind of convenient method and system for determining rock forming mineral density |
CN107356496A (en) * | 2017-07-13 | 2017-11-17 | 四川大学 | A kind of water surveys pellet density measuring apparatus |
CN108225528A (en) * | 2017-10-18 | 2018-06-29 | 赛多利斯科学仪器(北京)有限公司 | Folding electronic balance density measure kit device |
CN111721670A (en) * | 2020-05-28 | 2020-09-29 | 中国计量科学研究院 | Liquid density measuring device |
-
1990
- 1990-09-22 CN CN 90220820 patent/CN2080175U/en not_active Expired - Lifetime
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100378447C (en) * | 2004-03-25 | 2008-04-02 | 株式会社岛津制作所 | Underwater weighing container and apparatus for measuring specific gravity |
CN101936759A (en) * | 2010-08-26 | 2011-01-05 | 中国计量科学研究院 | Integrated weight volume measuring device |
CN101936759B (en) * | 2010-08-26 | 2011-11-23 | 中国计量科学研究院 | Integrated weight volume measuring device |
CN102221388A (en) * | 2011-06-02 | 2011-10-19 | 山东省计量科学研究院 | Device for measuring volume of gram weights |
CN102221388B (en) * | 2011-06-02 | 2012-08-29 | 山东省计量科学研究院 | Device for measuring volume of gram weights |
CN103913399A (en) * | 2012-12-31 | 2014-07-09 | 宁波江丰电子材料有限公司 | Solid density measure method and method for detecting density qualification of target material |
CN103913399B (en) * | 2012-12-31 | 2016-08-17 | 宁波江丰电子材料股份有限公司 | The method that solid density measuring method is the most qualified with inspection target density |
CN103344523A (en) * | 2013-07-01 | 2013-10-09 | 湖南工业大学 | Liquid density real-time measurement method |
CN103575618A (en) * | 2013-11-22 | 2014-02-12 | 北京科技大学 | Measuring method for quantification of central looseness of casting blank |
CN105806741A (en) * | 2014-12-31 | 2016-07-27 | 郑州旭飞光电科技有限公司 | Ultra-thin glass density testing device and testing method |
CN104697598B (en) * | 2015-02-11 | 2018-02-13 | 陕西省计量科学研究院 | A kind of design method of measurement cushion block based on adaptive algorithm and application |
CN104697598A (en) * | 2015-02-11 | 2015-06-10 | 陕西省计量科学研究院 | Design method used for measurement cushion block and based on adaptive algorithm as well as application |
CN104655524A (en) * | 2015-02-28 | 2015-05-27 | 徐文政 | Electronic liquid densimeter |
CN107084909A (en) * | 2017-05-15 | 2017-08-22 | 中国地质调查局西安地质调查中心 | A kind of convenient method and system for determining rock forming mineral density |
CN107356496A (en) * | 2017-07-13 | 2017-11-17 | 四川大学 | A kind of water surveys pellet density measuring apparatus |
CN108225528A (en) * | 2017-10-18 | 2018-06-29 | 赛多利斯科学仪器(北京)有限公司 | Folding electronic balance density measure kit device |
CN111721670A (en) * | 2020-05-28 | 2020-09-29 | 中国计量科学研究院 | Liquid density measuring device |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |