DE10110380A1 - Density meter has one and/or more of display screen, switch, sensor, pump driven by electric motor etc., controller etc.; pump can transport liquid or gas to/from measurement chamber - Google Patents
Density meter has one and/or more of display screen, switch, sensor, pump driven by electric motor etc., controller etc.; pump can transport liquid or gas to/from measurement chamberInfo
- Publication number
- DE10110380A1 DE10110380A1 DE2001110380 DE10110380A DE10110380A1 DE 10110380 A1 DE10110380 A1 DE 10110380A1 DE 2001110380 DE2001110380 DE 2001110380 DE 10110380 A DE10110380 A DE 10110380A DE 10110380 A1 DE10110380 A1 DE 10110380A1
- Authority
- DE
- Germany
- Prior art keywords
- density meter
- pump
- meter according
- density
- switch
- 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 8
- 238000005259 measurement Methods 0.000 title abstract description 3
- 238000001739 density measurement Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/10—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials
- G01N9/12—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by observing the depth of immersion of the bodies, e.g. hydrometers
- G01N9/16—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by observing the depth of immersion of the bodies, e.g. hydrometers the body being pivoted
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
Die herkömmlichen Dichtemesser müssen aufgrund ihrer Konstruktion manuell (per Hand) bedient werden. Der genannte Dichtemesser besitzt eine Membran, wodurch diese bei einer Dichtemessung eingedruckt und somit die Dichte der angesaugten Flüssigkeit ermittelt wird. Der neue Dichtemesser erfordert das Eindrücken der Membran nicht mehr, weil diese nicht mehr notwendig und nicht mehr verbaut ist. Der Dichtemesser (Fig. 1) besitzt eine Pumpe mit Elektromotor (4), die über Kanäle (9)/Leitung (10), die zu messende Flüssigkeit, in bzw. aus der Meßkammer (8) befördert. Die entsprechende Ansteuerung der Pumpe (4) erfolgt durch mehrere Schalter (2) und ein Steuergerät (5). Welches unter anderem, die Stellung des Drehpunktes (14) und damit des Schwimmers (12), in der Messkammer (8) durch ein Sensor (3) z. B. (Potentiometer) erfassen kann. Der gemessene Wert kann anschließend an ein Bildschirm (1) weitergegeben werden. Die Stromversorgung kann durch Akkus./Batterien (7) - in Halter (15), durch eine Ladestation/Ladegerät oder durch, in das Gehäuse (13) eingebrachte Solarzelle (6) ermöglicht werden. Die Dichte der Flüssigkeit kann auch durch spezielle Sensoren (3) ermittelt werden z. B. durch Sensoren die die elektrische Leitfähigkeit oder die Zusammensetzung messen. Dabei ist der Schwimmer (12) nicht mehr notwendig. Der Einbau eines Lautsprechers, ermöglicht die Mitteilung der gemessenen Werte und die Verwendung eines Mikrophons, die Steuerung bestimmter Bauteile z. B. der (Pumpe (4)) per Sprache. Dazu ist jedoch Sprach - und Spracherkennungssoftware notwendig. Außerdem kann einer der Sensoren (3) an der Gehäuseaußenseite (13) befestigt werden, womit die Dichtemessung, durch das Eintauchen des Dichtemessers (Fig. 1) in die zu messende Flüssigkeit erfolgen kann. Ist das Eintauchen des Dichtemessers aus irgendwelchen Gründen nicht möglich, so kann der Sensor (3) an eine elektrische Leitung (wie 11) angeschloßen werden und die Messung trotzdem erfolgen. Was den Entfall der Pumpe (4), Schwimmers (12) und der Meßkammer (8) möglich machen kann.Due to their design, conventional density meters have to be operated manually (by hand). The density meter mentioned has a membrane, as a result of which this is pressed in during a density measurement and the density of the aspirated liquid is thus determined. The new density meter no longer requires the membrane to be pressed in because it is no longer necessary and is no longer installed. The density meter ( FIG. 1) has a pump with an electric motor ( 4 ) which conveys the liquid to be measured into or out of the measuring chamber ( 8 ) via channels ( 9 ) / line ( 10 ). The corresponding control of the pump ( 4 ) is carried out by several switches ( 2 ) and a control unit ( 5 ). Which among other things, the position of the pivot point ( 14 ) and thus the float ( 12 ) in the measuring chamber ( 8 ) by a sensor ( 3 ) z. B. (potentiometer) can detect. The measured value can then be passed on to a screen ( 1 ). The power supply can be made possible by accumulators / batteries ( 7 ) - in holder ( 15 ), by a charging station / charger or by solar cell ( 6 ) inserted into the housing ( 13 ). The density of the liquid can also be determined by special sensors ( 3 ) z. B. by sensors that measure the electrical conductivity or the composition. The float ( 12 ) is no longer necessary. The installation of a loudspeaker enables the measured values to be communicated and the use of a microphone to control certain components. B. the (pump ( 4 )) by voice. However, speech and speech recognition software is required for this. In addition, one of the sensors ( 3 ) can be attached to the outside of the housing ( 13 ), with which the density measurement can be carried out by immersing the density meter ( Fig. 1) in the liquid to be measured. If it is not possible to immerse the density meter for any reason, the sensor ( 3 ) can be connected to an electrical line (such as 11) and the measurement can still be carried out. What can make the elimination of the pump ( 4 ), float ( 12 ) and the measuring chamber ( 8 ) possible.
Claims (12)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2001110380 DE10110380C2 (en) | 2001-03-03 | 2001-03-03 | densitometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2001110380 DE10110380C2 (en) | 2001-03-03 | 2001-03-03 | densitometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE10110380A1 true DE10110380A1 (en) | 2002-09-19 |
| DE10110380C2 DE10110380C2 (en) | 2003-07-31 |
Family
ID=7676269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2001110380 Expired - Fee Related DE10110380C2 (en) | 2001-03-03 | 2001-03-03 | densitometer |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE10110380C2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7424760U (en) * | 1974-05-21 | 1974-11-21 | Naumann H | Densitometer |
| US4020677A (en) * | 1976-06-17 | 1977-05-03 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus for determining salinity of fluids |
| DE4039214A1 (en) * | 1990-02-07 | 1991-08-08 | Otmar Greisinger | Hand-held measurement instrument for physical parameters - has integral speech memory enabling output of speech identifying measurement values |
| DE29502121U1 (en) * | 1994-03-01 | 1995-04-20 | Herber, Karl Horst, 55124 Mainz | Measuring device for the continuous monitoring of the density of a liquid |
-
2001
- 2001-03-03 DE DE2001110380 patent/DE10110380C2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7424760U (en) * | 1974-05-21 | 1974-11-21 | Naumann H | Densitometer |
| US4020677A (en) * | 1976-06-17 | 1977-05-03 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus for determining salinity of fluids |
| DE4039214A1 (en) * | 1990-02-07 | 1991-08-08 | Otmar Greisinger | Hand-held measurement instrument for physical parameters - has integral speech memory enabling output of speech identifying measurement values |
| DE29502121U1 (en) * | 1994-03-01 | 1995-04-20 | Herber, Karl Horst, 55124 Mainz | Measuring device for the continuous monitoring of the density of a liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| DE10110380C2 (en) | 2003-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8304 | Grant after examination procedure | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |