CN104931387A - Handheld digital densitometer - Google Patents
Handheld digital densitometer Download PDFInfo
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- CN104931387A CN104931387A CN201510358028.7A CN201510358028A CN104931387A CN 104931387 A CN104931387 A CN 104931387A CN 201510358028 A CN201510358028 A CN 201510358028A CN 104931387 A CN104931387 A CN 104931387A
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- China
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- measuring cup
- data processing
- processor
- stainless steel
- density sensor
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Abstract
The invention discloses a handheld digital densitometer which comprises a handheld measuring cup and a digital densitometer. The handheld measuring cup comprises a stainless steel heat-insulation barrel, a vertically through transparent observation window is arranged on the stainless steel heat-insulation barrel, accurate scales are arranged on the transparent observation window, the digital densitometer comprises a vibration type density sensor probe and a data processing and displaying chamber, the density sensor probe of the digital densitometer deeply extends into the measuring cup, and the data processing and displaying chamber is clamped on a measuring cup lid of the handheld measuring cup. The data processing and displaying chamber of the digital densitometer is provided with a control panel, a display screen, a processor and a storage, liquid characteristics measured by the density sensor probe can be transmitted to the processor and can be processed by the processor, processed data can be transmitted to the display screen and the storage by the processor, can be displayed on the display screen and can be stored by the storage, and an upper computer is connected with the processor by a wireless communication module. The handheld digital densitometer has the advantages of high measurement accuracy and accuracy and reliability in measurement.
Description
Technical field
The present invention relates to densitometry field, especially handheld digital densitometer.
Background technology
Density is a very important quantification mark in petroleum products metering, and it is not only the quantitative index calculating oil product under certain volume, is also an important symbol of oil quality simultaneously.In oil product business, the such as allotment of oil product trade transaction, storage metering, oil quality, and solve Oil Product Marketing and various quality disputes in use etc., oil density is all as important investigation object.
Today, still adopt traditional glass overstatement to carry out density measure in most of field, its complex operation, efficiency are low, and in measuring process, oil product easily volatilizees and causes standard density to change, the obstacle that human factor impact is large, precision these drawbacks low have become modernization of business.More and more higher to the requirement of oil metering at present, people are high, easy to use in the urgent need to a kind of accuracy of measurement, fast response time, can the digital instrumentation of on-the-spot directly measuring media density, to improve current density measure level, meet the needs of Enterprise Modernization Management.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention proposes a kind of handheld digital densitometer.Handheld digital densitometer of the present invention, measuring accuracy is high, measures accurately and reliably.
The present invention adopts following technical scheme:
Handheld digital densitometer, comprise hand-held measuring cup and digital densimeter, described hand-held measuring cup comprises stainless steel heat-preservation cylinder, stainless steel heat-preservation cylinder has through upper and lower transparent observing window, transparent observing window is provided with accurate scale, described digital densimeter is popped one's head in by the density sensor of oscillatory type and data processing display module forms, and density sensor probe gos deep into measuring cup inside, and the measuring cup that data processing display module is connected to hand-held measuring cup covers;
The data processing display module of digital densimeter is provided with control panel, display screen, processor, storer, the density sensor characteristics of liquids recorded of popping one's head in is transferred to processor process, data after process are transferred to display screen display with processor and storer stores, and processor is connected with host computer by wireless communication module.
Preferably, the stainless steel heat-preservation cylinder lower surface sealing of described hand-held measuring cup is fixed on measuring cup base, and the upper surface of stainless steel insulation is tightly connected measuring cup lid, and measuring cup covers and has inlet, data processing display module is connected in inlet, and inlet side has the sharp mouth being convenient to pouring liquid;
Be provided with the buckling groove be firmly connected for hand-held measuring cup and digital densimeter inside described inlet, bottom data processing display module, be provided with the positive stop strip with buckling groove adaptation.
Preferably, described hand-held measuring cup sidepiece is provided with handle, and measuring cup lid both sides are provided with handle.
Preferably, described stainless steel heat-preservation cylinder is double side walls structure, and stainless steel heat-preservation cylinder is for keeping the temperature of tested sample.
Preferably, described control panel is provided with display screen and controls button, controls that button comprises the power key of gauge tap machine, the Menu key entering menu homepage, interactive dialogue cancel the return key selected, acknowledgement key that interactive dialogue confirms, the up/down of carrying out option adjustment preserve data preservation key and wireless transmission button under looking into key, measuring state;
Display screen is used for pseudodensity, temperature, the standard density of display measurement sample and measures date and time.
Preferably, described processor is connected with host computer by wireless communication module.
Preferably, described density sensor probe comprises platinum resistance, detent, controller and vibrating tube, vibration-transmitting plate is had in shock tube, vibration-transmitting plate leaching is placed in fluid to be measured, vibration-transmitting plate connecting brake, described controller control brake produces periodic vibration in shock tube, and the vibration period is T, the density p=K of fluid to be measured
0+ K
1t+K
2t
2, wherein K
0, K
1, K
2for densitometer coefficient;
Described platinum resistance is positioned at vibrating tube and contacts with fluid to be measured, and the temperature of tracer liquid.
Preferably, described density sensor probe and data processing display module are fixed as one, density sensor probe is inner to be communicated with by the processor of data line with data processing display module, and the density of fluid to be measured and Temperature numerical are transferred to data processing display module by density sensor probe.
The Advantageous Effects adopting as above technical scheme to obtain is:
Hand-held measuring cup adopts stainless steel heat-preservation cylinder, and anti-shot ability is good, and adopts stainless steel heat-preservation cylinder easy to clean.Stainless steel heat-preservation cylinder has through upper and lower transparent observing window, transparent observing window is provided with accurate scale, can observe fluid to be measured, read liquid volume simultaneously by window.
Processor is connected with host computer by wireless communication module, data such as recording fluid density temperature can be transferred to host computer, do further process.
Hand-held measuring cup sidepiece is provided with handle, and measuring cup lid both sides are provided with handle, and handle is convenient to change when measuring place and is lifted hand-held measuring cup.
Stainless steel heat-preservation cylinder is double side walls structure, and stainless steel heat-preservation cylinder, for keeping the temperature of tested sample, prevents sampling container from affecting the temperature of sample and then affecting the accuracy of measurement result.
Handheld digital densitometer, measuring accuracy is high, measures accurately and reliably.
Accompanying drawing explanation
Fig. 1 is handheld digital densitometer structural representation.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is hand-held measuring cup structure schematic diagram.
Fig. 4 is digital densimeter structural representation.
Embodiment
1 to 4 pair of the specific embodiment of the present invention is described further by reference to the accompanying drawings:
Handheld digital densitometer, comprise hand-held measuring cup 1 and digital densimeter, described hand-held measuring cup comprises stainless steel heat-preservation cylinder 1, stainless steel heat-preservation cylinder has through upper and lower transparent observing window 3, transparent observing window 3 is provided with accurate scale 5, described digital densimeter by oscillatory type density sensor pop one's head in 4 and data processing display module 2 form, the density sensor probe 4 of described digital densimeter gos deep into measuring cup inside, and the measuring cup that data processing display module 2 is connected to hand-held measuring cup covers.Hand-held measuring cup adopts stainless steel heat-preservation cylinder, and anti-shot ability is good, and adopts stainless steel heat-preservation cylinder easy to clean.Stainless steel heat-preservation cylinder has through upper and lower transparent observing window, transparent observing window is provided with accurate scale, can observe fluid to be measured, read liquid volume simultaneously by window.
Control panel 10 is provided with display screen 8 and controls button, controls that button comprises the power key of gauge tap machine, the Menu key entering menu homepage, interactive dialogue cancel the return key selected, acknowledgement key that interactive dialogue confirms, the up/down of carrying out option adjustment preserve data preservation key and wireless transmission button under looking into key, measuring state.Display screen is used for pseudodensity, temperature, the standard density of display measurement sample and measures date and time.Processor is connected with host computer by wireless communication module.
Display screen is black matrix liquid crystal display screen, under burning sun, also do not affect reading.Control panel is also provided with charge port, charge port is snapped with sealing cap.Under off-mode, long power key of pressing is started shooting, and under open state, long power key of pressing shuts down.Press Menu key can enter and measure interface, as other operations need be carried out, by above looking into/under look into key to select the function needed, selected function is inverse display, can enter corresponding function interface by OK button.Select [density measure] hurdle, density measure can be carried out to medium; Select [data query] hurdle, operation can be checked to the data stored; Select [data transmission] hurdle, data upload computer can be read; Select [set of time] hurdle, the time of instrument can be set.
Density sensor probe comprises platinum resistance, detent, controller and vibrating tube, and the full fluid to be measured of shock tube inside leaching, has vibration-transmitting plate in shock tube, and vibration-transmitting plate leaching is placed in fluid to be measured, vibration-transmitting plate connecting brake.Controller control brake produces periodic vibration in shock tube, and the vibration period is T, the density p=K of fluid to be measured
0+ K
1t+K
2t
2, wherein K
0, K
1, K
2for densitometer coefficient; Platinum resistance is positioned at vibrating tube and contacts with fluid to be measured, and the temperature of tracer liquid.
The density measure of density sensor probe have employed unique harmonic technology, and precision is within 0.0005g/cm3, and resolution is 0.0001g/cm3.Temperature adopts platinum resistor temperature measuring technology, and precision is within 0.1 DEG C, and resolution is 0.1 DEG C.Sensor is invaded in liquid during use and can carry out density, temperature survey, simultaneously automatic scale merit density.
The stainless steel heat-preservation cylinder lower surface sealing of hand-held measuring cup is fixed on measuring cup base, the upper surface of stainless steel heat-preservation cylinder is tightly connected measuring cup lid, measuring cup covers and has inlet, and data processing display module is connected in inlet, and inlet side has the sharp mouth being convenient to pouring liquid.Be provided with the buckling groove be firmly connected for hand-held measuring cup and digital densimeter inside inlet, bottom data processing display module, be provided with the positive stop strip 10 with buckling groove adaptation.
Hand-held measuring cup sidepiece is provided with handle 7, and measuring cup lid both sides are provided with handle 6.
When using handheld digital densitometer to measure petroleum products at the scene, from instrument container, take out densitometer, be placed on desktop or smooth ground, hand-held digital densimeter is checked.Long power key of pressing starts, if worked, all are normal, is rotated by digital densimeter and takes out, fluid to be measured is poured into measuring cup 900mL-1100mL.Playbacked by digital densimeter, if fluid to be measured contains bubble in hand-held measuring cup, rotatable digital densimeter several times, until do not have bubble in measuring cup, can be measured again.Wait for measurement data stable (stabilization time is generally 30-90s, the mark of data stabilization: temperature and density remain unchanged in 15 seconds).Directly can read data after data stabilization, also can store data, data storage can reach 5000 groups.The date and time that the data that display screen can read comprise pseudodensity, temperature, definitely density and measure.As need data transmission be carried out, transmit by wireless communication module, be convenient to data processing comparison or printing that client does the later stage.
Instrument is used to complete rear length and cuts out by power key, with alcohol washes hand-held measuring cup and digital densimeter, after to be dried, densitometer is put into instrument container.
Handheld digital densitometer can be widely used in the densitometry of oil, chemical field, can be used for on-site sampling, the Quick Measurement of temperature, density, also can be used for water soluble method pattern detection.
Certainly; more than illustrate and be only preferred embodiment of the present invention; the present invention is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the guidance of this instructions; made all equivalently to substitute, obvious form of distortion, within the essential scope all dropping on this instructions, protection of the present invention ought to be subject to.
Claims (8)
1. handheld digital densitometer, it is characterized in that, comprise hand-held measuring cup and digital densimeter, described hand-held measuring cup comprises stainless steel heat-preservation cylinder, stainless steel heat-preservation cylinder has through upper and lower transparent observing window, transparent observing window is provided with accurate scale, and described digital densimeter is popped one's head in by the density sensor of oscillatory type and data processing display module forms, density sensor probe gos deep into measuring cup inside, and the measuring cup that data processing display module is connected to hand-held measuring cup covers;
The data processing display module of digital densimeter is provided with control panel, display screen, processor, storer, the density sensor characteristics of liquids recorded of popping one's head in is transferred to processor process, data after process are transferred to display screen display with processor and storer stores, and processor is connected with host computer by wireless communication module.
2. handheld digital densitometer according to claim 1, it is characterized in that, the stainless steel heat-preservation cylinder lower surface sealing of described hand-held measuring cup is fixed on measuring cup base, the upper surface of stainless steel heat-preservation cylinder is tightly connected measuring cup lid, measuring cup covers and has inlet, data processing display module is connected in inlet, and inlet side has the sharp mouth being convenient to pouring liquid;
Be provided with the buckling groove be firmly connected for hand-held measuring cup and digital densimeter inside described inlet, bottom data processing display module, be provided with the positive stop strip with buckling groove adaptation.
3. handheld digital densitometer according to claim 2, is characterized in that, described hand-held measuring cup sidepiece is provided with handle, and measuring cup lid both sides are provided with handle.
4. handheld digital densitometer according to claim 1, is characterized in that, described stainless steel heat-preservation cylinder is double side walls structure, and stainless steel heat-preservation cylinder is for keeping the temperature of tested sample.
5. handheld digital densitometer according to claim 1, it is characterized in that, described control panel is provided with display screen and controls button, controls that button comprises the power key of gauge tap machine, the Menu key entering menu homepage, interactive dialogue cancel the return key selected, acknowledgement key that interactive dialogue confirms, the up/down of carrying out option adjustment preserve data preservation key and wireless transmission button under looking into key, measuring state;
Display screen is used for pseudodensity, temperature, the standard density of display measurement sample and measures date and time.
6. a kind of handheld digital densitometer according to claim 1, it is characterized in that, described processor is connected with host computer by wireless communication module.
7. a kind of handheld digital densitometer according to claim 1, it is characterized in that, described density sensor probe comprises platinum resistance, detent, controller and vibrating tube, vibration-transmitting plate is had in shock tube, vibration-transmitting plate leaching is placed in fluid to be measured, vibration-transmitting plate connecting brake, and described controller control brake produces periodic vibration in shock tube, vibration period is T, the density p=K of fluid to be measured
0+ K
1t+K
2t
2, wherein K
0, K
1, K
2for densitometer coefficient;
Described platinum resistance is positioned at vibrating tube and contacts with fluid to be measured, and the temperature of tracer liquid.
8. a kind of handheld digital densitometer according to claim 7, it is characterized in that, described density sensor probe and data processing display module are fixed as one, density sensor probe is inner to be communicated with by the processor of data line with data processing display module, and the density of fluid to be measured and Temperature numerical are transferred to data processing display module by density sensor probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510358028.7A CN104931387A (en) | 2015-06-25 | 2015-06-25 | Handheld digital densitometer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510358028.7A CN104931387A (en) | 2015-06-25 | 2015-06-25 | Handheld digital densitometer |
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| Publication Number | Publication Date |
|---|---|
| CN104931387A true CN104931387A (en) | 2015-09-23 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510358028.7A Pending CN104931387A (en) | 2015-06-25 | 2015-06-25 | Handheld digital densitometer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768041A (en) * | 2016-12-16 | 2017-05-31 | 西安五湖智联半导体有限公司 | A kind of hand-held fluid logging |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837775A (en) * | 2006-04-28 | 2006-09-27 | 天津大学 | Resonant type liquid density on-line measurement sensor |
| CN201897492U (en) * | 2010-10-09 | 2011-07-13 | 明高五金制品（深圳）有限公司 | Electronic measuring cup |
| CN204789220U (en) * | 2015-06-25 | 2015-11-18 | 青岛澳邦量器有限责任公司 | Hand -held type digit densimeter |
-
2015
- 2015-06-25 CN CN201510358028.7A patent/CN104931387A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837775A (en) * | 2006-04-28 | 2006-09-27 | 天津大学 | Resonant type liquid density on-line measurement sensor |
| CN201897492U (en) * | 2010-10-09 | 2011-07-13 | 明高五金制品（深圳）有限公司 | Electronic measuring cup |
| CN204789220U (en) * | 2015-06-25 | 2015-11-18 | 青岛澳邦量器有限责任公司 | Hand -held type digit densimeter |
Non-Patent Citations (2)
| Title |
|---|
| 李兴华: "在线密度计—— 振动管式流体密度计", 《现代计量测试》 * |
| 杨云涛等: "基于ＺｉｇＢｅｅ的智能压差式液体密度计的设计与实现", 《浙江理工大学学报（自然科学版）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768041A (en) * | 2016-12-16 | 2017-05-31 | 西安五湖智联半导体有限公司 | A kind of hand-held fluid logging |
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Application publication date: 20150923 |