CN108120404A - Volume measuring device and method - Google Patents
Volume measuring device and method Download PDFInfo
- Publication number
- CN108120404A CN108120404A CN201611064591.4A CN201611064591A CN108120404A CN 108120404 A CN108120404 A CN 108120404A CN 201611064591 A CN201611064591 A CN 201611064591A CN 108120404 A CN108120404 A CN 108120404A
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- China
- Prior art keywords
- liquid
- container
- cubing
- hanging basket
- tensiometer
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
Abstract
The invention discloses a volume measuring device, comprising: the box body is provided with a container, and liquid is contained in the container; and the buoyancy acquisition system is arranged on the box body and comprises a support fixedly arranged on the box body, a tension meter arranged on the support and a hanging basket which is hung on the tension meter and can be hung in liquid. In addition, the invention also discloses a volume measurement method, which comprises the following steps: respectively measuring the empty-load mass F of the hanging basket in the air by using a tension meterDrawing 1Tension F of hanging basket in liquid without loadDrawing 2Integral mass F of object to be measured and hanging basketDrawing 3Tension F of whole body of object to be measured and hanging basket in liquidDrawing 4(ii) a And calculating the volume of the analyte according to the following formula, wherein rhoLiquid for treating urinary tract infectionIs the density of the liquid in the container. Compared with the prior art, the volume measuring equipment and the volume measuring method can measure the volume of various regular or irregular objects at different temperatures, and are simple, convenient and accurate to operate.
Description
Technical field
The invention belongs to volume measurement techniques field, it is more particularly related to a kind of cubing equipment and side
Method.
Background technology
It is close to the energy of battery as smart mobile phone and other intelligent power equipment are increasingly to slim, miniaturization
Degree proposes requirements at the higher level, and the dimensional space of battery is also less and less.Flexible packing lithium ion battery uses the packaging of aluminum-plastic composite membrane
Technology, when generating flatulence due to the generation of abnormal chemical reactions inside battery core, battery performance (capacity, the Xun Huan longevity of battery core
Life, rate of charge etc.) it reduces, the normal use of electric appliance is influenced, packaging foil will be also burst when flatulence is serious, causes leakage rotten
Erosion is dangerous.By the volume change of monitoring work battery, battery flatulence degree is assessed, research is contributed to grasp and inhibits flatulence side
Method.
At present, the prior art measures battery volume using 3 D laser scanning.Specific method includes：Using three-dimensional laser
Battery entity (or other entities to be measured) is scanned, laser scanner is controlled to battery entity and reflection reference point using software platform
After being scanned, battery entity (or other entities to be measured) related data is obtained, data are pre-processed, and by image scan
Data splicing matching, by battery (or other entities to be measured) carry out three-dimensional modeling, select suitable mathematical algorithm into
The geometrical model of picture is calculated, the final volume for obtaining tested battery (or other entities to be measured).
But at least there are following defects for the prior art：1) soft-package battery belongs to irregularly shaped object, including positive and negative lug,
Anti-riot valve gear etc. is difficult to the attachment accurately measured, and the generation of battery flatulence can aggravate the out-of-flatness degree of battery surface, add
The big difficulty of measurement work, and the three-dimensional modeling after laser scanning is simulated battery entity, it is impossible to reflect to entirely accurate
The situation of entity battery, volume measurements bigger error；2) equipment and instrument is of high cost, and equipment operation maintenance is costly, right
When battery is measured one by one, survey engineering amount is big, and measurement progress is slow, work hysteresis；3) 3 D laser scanning method cannot expire
Foot measures the work requirements of the variation of battery volume at a temperature of different operating.
In view of this, it is necessory to provide the cubing device and method of precise and high efficiency a kind of, to solve the above problems.
The content of the invention
It is an object of the invention to：A kind of cubing device and method of precise and high efficiency are provided, it can be in different operating temperature
Under the conditions of degree, the quick volume for measuring battery or other objects.
In order to realize foregoing invention purpose, the present invention provides a kind of cubing equipment, including：
Babinet equipped with container fills liquid in container；And
The buoyancy acquisition system being arranged on babinet, including be fixedly installed on babinet stent, be arranged on stent
Tensiometer and hang on the hanging basket that on tensiometer and can be suspended in liquid.
As a kind of improvement of cubing equipment of the present invention, the cubing equipment further includes temperature control system,
For controlling the temperature of liquid, including several temperature-sensing probes and heating unit.
As a kind of improvement of cubing equipment of the present invention, the temperature-sensing probe is located at container inner wall, the heating dress
It is set to packaging type heating tape heating unit or double shell cylinder heating unit.
As a kind of improvement of cubing equipment of the present invention, the cubing equipment further includes tank level control system,
For the liquid level in control container, including liquid level monitoring device, Inlet and outlet water valve and connecting pipe.
As a kind of improvement of cubing equipment of the present invention, the liquid level monitoring device is located in container, the Inlet and outlet water
The liquid inlet of valve and container connects.
As a kind of improvement of cubing equipment of the present invention, the cubing equipment further includes control system, is used for
The cubing automated, including electric control valve, tri-colour LED and computer.
As a kind of improvement of cubing equipment of the present invention, the suspension holdfast side of the babinet is fixed with barcode scanning gun, uses
In the input system of measurement object.
As a kind of improvement of cubing equipment of the present invention, the container is insulation Water Tank with Temp.-controlled, equipped with liquid inlet and
Leakage fluid dram, liquid inlet reserve a small-sized liquid storage nest, and leakage fluid dram is equipped with control valve；The container and liquid inlet are equipped with protective cover.
As a kind of improvement of cubing equipment of the present invention, the tensiometer is equipped with moisture-proof isolating device.
In order to realize foregoing invention purpose, the present invention also provides a kind of sides using cubing device measuring volume
Method comprises the following steps：
With the quality G of tensiometer measurement hanging basket zero load in the air1, reading is denoted as FDraw 1, G1=FDraw 1；
With tensiometer measurement hanging basket, unloaded pulling force, reading are denoted as F in a liquidDraw 2, FDraw 2+FFloating 1=G1, hanging basket body at this time
Product is denoted as V1；
Determinand and hanging basket total quality G are measured with tensiometer2, reading is denoted as FDraw 3, G2=FDraw 3；
Determinand is measured with tensiometer and the whole pulling force in a liquid of hanging basket, reading are denoted as FDraw 4, there is FDraw 4+FFloating 2=G2,
Determinand and hanging basket overall volume are denoted as V at this time2；And
According to FIt is floating=ρLiquidVRowG, it is known that：VRow=FIt is floating/(ρLiquidG), wherein, ρLiquidFor the density of liquid in container, determinand is drawn
Volume VDeterminandFor：
The volume of determinand is calculated according to the following formula.
Compared with the prior art, cubing device and method of the present invention have the advantages that：It 1) can be to various rule
Then or irregularly shaped object volume measures at different temperatures, simple, convenient, accurate；2) volume can be achieved to survey online
Amount and traverse measurement, realize the cubing of automation；3) ensure the uniformity of measuring environment temperature, the effect of measurement is greatly improved
Rate and accuracy reduce the error that manual operation is brought.
Description of the drawings
With reference to the accompanying drawings and detailed description, to cubing equipment of the present invention, method and its advantageous effects
It is described in detail, wherein：
Fig. 1 is the structure diagram of cubing equipment of the present invention.
Fig. 2 is the A direction views of cubing equipment shown in Fig. 1.
Specific embodiment
In order to which the goal of the invention, technical solution and its advantageous effects that make the present invention become apparent from, below in conjunction with attached drawing
And specific embodiment, the present invention will be described in further detail.It should be appreciated that the specific reality described in this specification
Mode is applied just for the sake of explaining the present invention, is not to limit the present invention.
It please refers to Fig.1, shown in Fig. 2, cubing equipment of the present invention includes：
Babinet 10 equipped with container 20 fills liquid in container 20；And
The buoyancy acquisition system being arranged on babinet 10, including be fixedly installed on babinet 10 stent 302, be arranged at
Tensiometer 306 on stent 302 and hang on the hanging basket 308 that on tensiometer 306 and can be suspended in liquid.
Babinet 10 is the support construction of whole equipment, and other component is all installed or is opened on babinet 10.
A preferred embodiment according to the present invention, the processing of 10 surface insulation of babinet, periphery sets protective fence 104, case
The control of 10 height of table top of body is is suitble to people to be seated operation highly, under knee energy horizontal table.Babinet 10 is also equipped with several bands certainly
The idler wheel 102 of lock, can live any position mobile test, shorten the battery core circulation time.
A preferred embodiment according to the present invention, 302 side of suspension holdfast of babinet 10 are equipped with barcode scanning gun 70, are used for
The input system of object is measured, tracks data source.
Container 20 is mounted on babinet 10, and container 20 is insulation Water Tank with Temp.-controlled, and equipped with container cover, container cover uses plane
Formula can be moved left and right, is placed in inside desktop.Container 20 is additionally provided with liquid inlet and leakage fluid dram.Liquid inlet is equipped with protective cover, enters liquid
The reserved small-sized liquid storage nest of mouth, is automatically closed liquid feeding valve when liquid level is higher than the upper height limit set, liquid level is less than height lower limit
Shi Zidong breaks heating system, and liquid level can be kept to be in certain altitude, and ensure equipment safety.Leakage fluid dram is located at 20 left side of container
Or other positions, leakage fluid dram be equipped with control valve, can manual unlocking drain, control valve selection heat-resisting material prepare.
Stent 302 is equipped with moving guide rail, and moving guide rail controlled by computer 606, select Electric Actuator, it can be achieved that on
Lower to repeat straight line load-carrying movement, range meets measurement demand, and translational speed can set adjusting or hand by computer 606
Dynamic to adjust, journey error is controlled in the range of measurement error.Stent 302 be equipped with cantilever 305, cantilever 305 for it is detachable from
Dynamic lifting cantilever, manually adjustable height limitation, and equipped with displacement ruler.According to measurement demand, stent 302 is equipped with several not
With the tensiometer 306 of gear, tensiometer 306 is perpendicular to 20 center of container, and tensiometer 306 is controllable to reset, real-time automatic recording
In ready excel in advance.Tensiometer 306 is equipped with moisture-proof isolating device, and vapor is prevented to be impregnated in tensiometer 306
Portion causes measurement error.306 lower section hook of tensiometer is equipped with hanging basket 308.Hanging basket 308 is made of pallet and nylon rope silk, support
Disk can accommodate testee.
A preferred embodiment according to the present invention, the precision of tensiometer 306 is 0.01N, and pallet is in disk metal mesh
On the one hand shape frame mitigates pallet weight, on the one hand reduces battery core and the contact area of pallet, heat transfer is controlled in certain model
In enclosing, tray surface passes through insulation processing, can be replaced to adapt to different size of battery core.
A preferred embodiment according to the present invention, cubing equipment further includes temperature control system, for controlling
The temperature of liquid in container 20, including several temperature-sensing probes and heating unit 402.In container 20 several temperature-sensitives is set to visit
Head passes the temperature of acquisition back computer 606, is automatically saved in the specified path of computer 606, temperature is beyond the upper limit Times of setting
Alert prompting, more than maximum upper limit when, break heating unit 402 automatically.Heating unit 402 can be heated by packaging type heating tape,
Double shell cylinder heating unit can be used, ensure the constant of 20 water temperature of container.
A preferred embodiment according to the present invention, double shell cylinder heating unit inner casing are prepared using stainless steel, inner surface
Roasting insulated paint.
A preferred embodiment according to the present invention, cubing equipment further includes tank level control system, for controlling
Liquid level in container 20, including liquid level monitoring device, Inlet and outlet water valve 502 and connecting pipe.Liquid level monitoring device is arranged on container 20
Inner wall rationally controls liquid measure height in container 20, and charging valve is automatically closed when being higher than the certain altitude upper limit in liquid level
Door, liquid level break heating system automatically when being less than certain altitude lower limit.Inlet and outlet water valve 502 is connected with 20 liquid inlet of container.
A preferred embodiment according to the present invention is equipped with flowmeter between connecting pipe and Inlet and outlet water valve 502, with
Control water quality and water volume.
A preferred embodiment according to the present invention, cubing equipment further include control system, automatic for carrying out
The cubing of change, including electric control valve 602, tri-colour LED 604 and computer 606.Electric control valve 602 controls water and temperature system
The control switch of system.Computer 606 is arranged on 10 proper height of babinet, is read identification testee Quick Response Code and is read pulling force
Metrical information records testee volume measurement, timing monitoring water temperature and water level, keeps test environment uniformity, all surveys
Amount data are controlled and calculated by software systems, are saved in database in real time, it is necessary to whens data can recall accesss at any time, several
According to traceability.Real-time display average temperature of liquid, height of water level on computer 606 adjust water temperature by PLC and water level are believed
Number, heating unit 402 is directly fed back to, is more than the upper limit of setting such as water temperature and alarms less than water level boundary line automatic prompt, three colors
Indicator light 604 dodges automatically, such as disconnects electric control valve 602 automatically close to water level or temperature extremes valve system, equipment is stopped.
A preferred embodiment according to the present invention, computer 606 have upper and lower angle regulating function, facilitate different heights
The operational requirements of operator.
It please refers to Fig.1, shown in Fig. 2, the present invention is comprised the following steps using the method for cubing device measuring volume：
The quality G of the zero load in the air of hanging basket 308 is measured with tensiometer 3061, reading is denoted as FDraw 1, G1=FDraw 1；
The unloaded pulling force in a liquid of hanging basket 308 is measured with tensiometer 306, reading is denoted as FDraw 2, FDraw 2+FFloating 1=G1, at this time
308 volume of hanging basket is denoted as V1；
308 total quality G of determinand and hanging basket is measured with tensiometer 3062, reading is denoted as FDraw 3, G2=FDraw 3；
Determinand is measured with tensiometer 306 and the whole pulling force in a liquid of hanging basket 308, reading are denoted as FDraw 4, there is FDraw 4+FFloating 2
=G2, determinand and 308 overall volume of hanging basket are denoted as V at this time2；And
According to FIt is floating=ρLiquidVRowG, it is known that：VRow=FIt is floating/(ρLiquidG), wherein, ρLiquidFor the density of liquid in container 20, then determinand
Volume VDeterminandFor：
Then determinand volume
A preferred embodiment according to the present invention, the present invention are specific using the method for cubing device measuring volume
Operating process is as follows：
1) liquid temperature is heated
The control valve of disengaging liquid and connecting pipe (matching somebody with somebody flowmeter automatic liquid-feeding) are opened, liquid level reaches set height
Liquid feeding valve is automatically closed after degree；Covered container lid (can move container cover) by lid slide, start heating unit 402 and adjust liquid
Temperature is heated uniformly to stop heating during controlled temperature, and fluid temperature is constant in holding container 20.
2) 308 volume of hanging basket is recorded
Hanging basket 308 is hung on tensiometer 306, after 306 stable reading of tensiometer, computer software records pulling force automatically
Count 306 reading FDraw 1；Moving guide rail device is controlled by computer 606, starts automatic lifting cantilever and 308 straight line of hanging basket is put into appearance
In 20 liquid of device；Computer software records 306 reading of tensiometer in real time, takes pulling force when steady liquid level, 306 stable reading of tensiometer
Count 306 reading FDraw 2For measured value；The unloaded volume V of hanging basket 308 is calculated finally by computer software1, and numerical value V is recorded automatically1。
3) object under test volume is measured
Barcode scanning gun 70 scans determinand Barcode, and computer software records determinand Barcode to being ready in advance automatically
Excel forms in, determinand is placed in hanging basket 308, selects suitable tensiometer gear, 306 reading F of record tensiometerDraw 3；
Determinand is put into hanging basket 308, starts automatic lifting cantilever and 308 straight line of hanging basket is put into 20 liquid of container, treat that liquid level is put down
Surely, after 306 stable reading of tensiometer, computer software records 306 reading F of tensiometer automaticallyDraw 4, calculated and treated by computer software
Survey object and 308 volume V of hanging basket2, and numerical value V is recorded automatically2；Computer software is finally run, calculates object being measured product VDeterminand。
4) test is terminated
Gathered data and runs software are preserved, and automatically generate daily record；Close computer 606 and liquid bath power supply, cleaning
Desktop.
According to more than detailed description of the present invention, compared with the prior art, cubing equipment of the present invention and side
Method has the following advantages：1) various rules or irregularly shaped object volume can be measured at different temperatures, easy to operate, side
Just, accurately；2) volume on-line measurement and traverse measurement can be achieved, realize the cubing of automation；3) measuring environment temperature is ensured
Efficiency and the accuracy of measurement is greatly improved in the uniformity of degree, reduces the error that manual operation is brought.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula carries out appropriate change and modification.Therefore, the invention is not limited in specific embodiment disclosed and described above, to this
Some modifications and changes of invention should also be as falling into the scope of the claims of the present invention.In addition, although this specification
In used some specific terms, but these terms are merely for convenience of description, do not limit the present invention in any way.
Claims (10)
1. a kind of cubing equipment, which is characterized in that including：
Babinet equipped with container fills liquid in container；And
The buoyancy acquisition system being arranged on babinet, including the stent being fixedly installed on babinet, the drawing being arranged on stent
Power meter and hang on the hanging basket that on tensiometer and can be suspended in liquid.
2. cubing equipment according to claim 1, which is characterized in that the cubing equipment further includes temperature control
System processed, for controlling the temperature of liquid, including several temperature-sensing probes and heating unit.
3. cubing equipment according to claim 2, which is characterized in that the temperature-sensing probe is located at container inner wall, institute
Heating unit is stated as packaging type heating tape heating unit or double shell cylinder heating unit.
4. cubing equipment according to claim 1, which is characterized in that the cubing equipment further includes liquid level control
System processed, for the liquid level in control container, including liquid level monitoring device, Inlet and outlet water valve and connecting pipe.
5. cubing equipment according to claim 4, which is characterized in that the liquid level monitoring device is located in container, institute
The liquid inlet for stating Inlet and outlet water valve and container connects.
6. cubing equipment according to claim 1, which is characterized in that the cubing equipment further includes control system
System, for the cubing automated, including electric control valve, tri-colour LED and computer.
7. cubing equipment according to claim 1, which is characterized in that the suspension holdfast side of the babinet, which is fixed with, sweeps
Code rifle, for measuring the input system of object.
8. cubing equipment according to claim 1, which is characterized in that the container is insulation Water Tank with Temp.-controlled, is equipped with
Liquid inlet and leakage fluid dram, liquid inlet reserve a small-sized liquid storage nest, and leakage fluid dram is equipped with control valve；The container and liquid inlet are equipped with
Protective cover.
9. cubing equipment according to claim 1, which is characterized in that the tensiometer is equipped with moisture-proof isolating device.
10. a kind of method of cubing device measuring volume using any one of claim 1 to 9, feature exist
In comprising the following steps：
With the quality of tensiometer measurement hanging basket zero load in the air, reading is denoted as FDraw 1；
With tensiometer measurement hanging basket, unloaded pulling force, reading are denoted as F in a liquidDraw 2；
Determinand is measured with tensiometer and hanging basket total quality, reading are denoted as FDraw 3；
Determinand is measured with tensiometer and the whole pulling force in a liquid of hanging basket, reading are denoted as FDraw 4；And
The volume of determinand is calculated according to the following formula, wherein, ρLiquidFor the density of liquid in containers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064591.4A CN108120404A (en) | 2016-11-28 | 2016-11-28 | Volume measuring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064591.4A CN108120404A (en) | 2016-11-28 | 2016-11-28 | Volume measuring device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120404A true CN108120404A (en) | 2018-06-05 |
Family
ID=62225146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611064591.4A Pending CN108120404A (en) | 2016-11-28 | 2016-11-28 | Volume measuring device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108120404A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000599A (en) * | 2018-09-28 | 2018-12-14 | 山东大学 | For the volume measuring system and method for closing water-filling solution cavity |
| CN109668603A (en) * | 2018-12-24 | 2019-04-23 | 江苏时代新能源科技有限公司 | A kind of battery core volume measurement device and method |
| CN109883512A (en) * | 2019-02-28 | 2019-06-14 | 蜂巢能源科技有限公司 | Soft-package battery gas production measurement method and soft-package battery gas production measuring device |
| CN109932271A (en) * | 2019-04-23 | 2019-06-25 | 常州广为仪器科技有限公司 | It is a kind of for measuring the device and method of object volume and the coefficient of volume expansion |
| CN112325971A (en) * | 2019-12-13 | 2021-02-05 | 万向一二三股份公司 | Measuring device and measuring method for volume of soft package lithium ion power battery |
| CN112362126A (en) * | 2020-07-15 | 2021-02-12 | 万向一二三股份公司 | Method and device for measuring battery volume by buoyancy method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320814A (en) * | 2001-05-25 | 2001-11-07 | 清华大学 | Method and equipment for real-time measurement of volume variation in polymerizing reaction by floatage method |
| CN204649566U (en) * | 2015-05-11 | 2015-09-16 | 山西省交通科学研究院 | A kind of circulation controllable temperature large volume bitumen mixture specimen density measurement device |
-
2016
- 2016-11-28 CN CN201611064591.4A patent/CN108120404A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320814A (en) * | 2001-05-25 | 2001-11-07 | 清华大学 | Method and equipment for real-time measurement of volume variation in polymerizing reaction by floatage method |
| CN204649566U (en) * | 2015-05-11 | 2015-09-16 | 山西省交通科学研究院 | A kind of circulation controllable temperature large volume bitumen mixture specimen density measurement device |
Non-Patent Citations (1)
| Title |
|---|
| 何兆风: "《公差配合与技术测量》", 31 May 2001, 中国劳动社会保障出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000599A (en) * | 2018-09-28 | 2018-12-14 | 山东大学 | For the volume measuring system and method for closing water-filling solution cavity |
| CN109668603A (en) * | 2018-12-24 | 2019-04-23 | 江苏时代新能源科技有限公司 | A kind of battery core volume measurement device and method |
| CN109883512A (en) * | 2019-02-28 | 2019-06-14 | 蜂巢能源科技有限公司 | Soft-package battery gas production measurement method and soft-package battery gas production measuring device |
| CN109932271A (en) * | 2019-04-23 | 2019-06-25 | 常州广为仪器科技有限公司 | It is a kind of for measuring the device and method of object volume and the coefficient of volume expansion |
| CN112325971A (en) * | 2019-12-13 | 2021-02-05 | 万向一二三股份公司 | Measuring device and measuring method for volume of soft package lithium ion power battery |
| CN112362126A (en) * | 2020-07-15 | 2021-02-12 | 万向一二三股份公司 | Method and device for measuring battery volume by buoyancy method |
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Application publication date: 20180605 |