CN201122145Y - Integral fluid density measuring instrument - Google Patents
Integral fluid density measuring instrument Download PDFInfo
- Publication number
- CN201122145Y CN201122145Y CNU2007201883144U CN200720188314U CN201122145Y CN 201122145 Y CN201122145 Y CN 201122145Y CN U2007201883144 U CNU2007201883144 U CN U2007201883144U CN 200720188314 U CN200720188314 U CN 200720188314U CN 201122145 Y CN201122145 Y CN 201122145Y
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- CN
- China
- Prior art keywords
- side flange
- pressure side
- potential side
- fluid density
- low
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- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses an integrated fluid density detecting instrument, which mainly comprises a high potential side flange and a low potential side flange, a high potential side capillary tube and a low potential side capillary tube, a pressure sensor and a processing unit. The integrated fluid density detecting instrument is characterized in that the high potential side flange is fastened and connected with the low potential side flange through arranging a stand bar, a spacing distance is kept between the high potential side flange and the low potential side flange, and the pressure sensor and the processing unit are arranged on the stand bar. The two potential side flanges of the integrated fluid density detecting instrument of the utility model are fixedly arranged on the stand bar to cause the distance between the two flanges to be kept a certain numerical value, the positions of the two flanges are fixed oppositely, thereby the relevant parameters are set in the processing unit conveniently, the measuring accuracy is greatly improved, and more accurate density parameter value can be obtained. The use is very convenient, when measuring, the stand bar only needs to be inserted vertically into the fluid to lead the heads of the two flanges to be fully dipped into the fluid. The fluid density detecting instrument can perform the on-line measurement continuously with high measurement efficiency, and is convenient for cleaning and processing after being used.
Description
Technical field
The utility model relates to a kind of Density Detection instrument of material, especially integral fluid Density Detection instrument.
Background technology
The measuring method of traditional fluid density is to utilize graduated cylinder and balance to measure, and liquid is taken out from container, joins measurement volumes in the graduated cylinder, its quality of weighing again, as calculated or convert and just can obtain the density of liquid of surveying.In the prior art, adopted the liquid density measurement device that to control with computer networking, monitor liquid density variation in real time, being called " intelligent Liquid density instrument ", application number as name is 200410036789.2 the disclosed technical scheme of Chinese invention patent, it is according to density of liquid and the proportional principle of pressure, comprise pressure unit, safety barrier, control display circuit etc., pressure unit is electrically connected with the intrinsic safety side of safety barrier; Above-mentioned densitometer can only be measured fluid density, and to using fluid widely, the coating that mixes as solid-liquid, thick organism and inorganics or the like can not detect or prohibited data detection is true, error is big etc.In the prior art, the measurement of convection cell density, the device that some routines are also arranged, it comprises two pressure measurement flanges, and two pressure measurement flanges are connected with pressure transducer through kapillary respectively, and pressure transducer obtains the signal of the hydrodynamic pressure at two pressure measurement flange positions of living in, after certain conversion of signals, the value of fluid pressure signal is input in the processing unit (single-chip microcomputer), calculates, handle, obtain the density value of institute's fluid measured at last according to program default in the processing unit.In actual measurement, require two pressure measurement flanges position relative fixed when measuring, distance between the two keeps a definite numerical value; But above-mentioned two pressure measurement flanges are independent respectively settings, need again with its stationkeeping when measuring, and distance between the two can not remain in the numerical range of requirement, causes its measuring accuracy to reduce, the accuracy that influence is measured, and its use simultaneously is very inconvenient.
Summary of the invention
The utility model is at the above-mentioned deficiency of the fluid density measuring instrument of prior art, provides a kind of and fixedly installs, integral fluid Density Detection instrument easy to use.
The technical solution of the utility model: integral fluid Density Detection instrument mainly comprises high-pressure side flange and low-pressure side flange, high pressure side capillary tube and low pressure side capillary tube, pressure transducer and processing unit; It is characterized in that: support bar is set high-pressure side flange and low-pressure side flange are fastenedly connected, keep spacing distance between high-pressure side flange and the low-pressure side flange, pressure transducer and processing unit are arranged on the support bar simultaneously.
Described support bar is a hollow, forms cavity, and high pressure capillary and low pressure side capillary tube are arranged in the cavity.
Fluid density detecting instrument of the present utility model with respect to prior art, has following characteristics:
1, two pressure measurement flange is fixedly installed on the support bar, make distance between the two keep a definite numerical value, two pressure measurement flanges its position relative fixed when measuring, just can in processing unit, set correlation parameter easily, improve measuring accuracy greatly, obtain density parameter numerical value more accurately.
2, very easy to use; Two flanges are fixedly installed on the support bar, only need during measurement support bar is vertically inserted in the fluid, and two flange heads are all immersed in the fluid, just can obtain the signal of the hydrodynamic pressure at position, two pressure measurement flange places, and then obtain required density parameter numerical value.
3, on-line measurement continuously, efficiency of measurement is very high.
4, be convenient to cleaning treatment after the use.
5, on two pressure measurement flanges over cap is set, helps prolonging its serviceable life.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the utility model schematic diagram of mechanism;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is kapillary (part 6,7) and measurement flange (part 2,3) annexation figure.
Embodiment
In Fig. 1,2,3, the 1-support bar, 2-high-pressure side flange, 3-low-pressure side flange, the 5-over cap, the 6-high pressure side capillary tube, the 7-low pressure side capillary tube, the 8-pressure transducer, the 9-processing unit, the 10-display device, the 11-cavity, the 12-plug, 13-connects bottom outlet;
Integral fluid Density Detection instrument of the present utility model is as scheming: tighten at support bar 1 and be provided with high-pressure side flange 2 and low-pressure side flange 3, keep a definite spacing distance between them; High-pressure side flange 2 contacts with the fluid at position of living in low-pressure side flange 3 during measurement, obtains the fluid pressure signal at position of living in; High-pressure side flange 2 is connected with pressure transducer 8 through high pressure side capillary tube 6, low-pressure side flange 3 is connected with pressure transducer 8 through low pressure side capillary tube 7, respectively the pressure signal of high-pressure side flange 2 with low-pressure side flange 3 position of living in fluids is transferred in the pressure transducer 8, be input to again in the coupled processing unit 9, handle by processing unit 9 at last.Processing unit 9 is single-chip microcomputer of the prior art or microprocessor, can calculate, handle the data that are input in it from pressure transducer 8.As required, display device 10 can be set be connected with processing unit 9, the data after being handled by processing unit 9 outputs also show on display device 10, use with convenient.The fluid pressure signal that pressure transducer 8 is obtained carries out the conversion of A/D signal if desired, and its reforming unit adopts one type of prior art syringe equally.High pressure side capillary tube 6 all is the tiny pipeline of hollow with low pressure side capillary tube 7, respectively high-pressure side flange 2 pressure with low-pressure side flange 3 position of living in fluids is delivered on the pressure transducer 8, by the signal of the hydrodynamic pressure at two flange positions of living in of pressure transducer 8 perception.In order to protect high-pressure side flange 2 and low-pressure side flange 3, can on high-pressure side flange 2 and/or low-pressure side flange 3, over cap 5 be set.Above-mentioned high-pressure side flange 2 and low-pressure side flange 3, pressure transducer 8, processing unit 9 and display device 10 all are the product or the parts of prior art, this is not described in further detail again.
As further improvement of the utility model, support bar 1 is a hollow, form cavity 11, high pressure side capillary tube 6 and low pressure side capillary tube 7 are arranged in the cavity 11, high-pressure side flange 2, low-pressure side flange 3 are welded on the support bar 1 densely, (enter the test side of fluid) to the lower end that makes cavity 11 and form the space of relative closure, fluid to be measured can not be entered in this cavity 11.
Simultaneously, easy to use in order to measure, measuring accuracy is provided, and prevent the damage of fluid to surveying instrument, in the test side of support bar 1 plug 12 is set, on plug 12, be provided with and connect bottom outlet 13.During special circumstances, the rod member of can pegging graft in connecting bottom outlet 13 links together this rod member and support bar 1, is deep in the fluid to be measured again.
During measurement, test side (if the connection bottom outlet of support bar 1 13 interior shank spares with support bar 1, be exactly that support bar 1 is together with this rod member) be deep in the fluid to be measured, make support bar 1 keep vertical state, high-pressure side flange 2, low-pressure side flange 3 obtain the hydrodynamic pressure at position of living in respectively, be delivered in the pressure transducer 8 through high pressure side capillary tube 6, low pressure kapillary 7, calculate, handle according to program default in it, obtain the density value of institute's fluid measured at last by processing unit 9.
Claims (4)
1, integral fluid Density Detection instrument mainly comprises high-pressure side flange (2) and low-pressure side flange (3), high pressure side capillary tube (6) and low pressure side capillary tube (7), pressure transducer (8) and processing unit (9); It is characterized in that: support bar (1) is set high-pressure side flange (2) and low-pressure side flange (3) are fastenedly connected, keep spacing distance between high-pressure side flange (2) and the low-pressure side flange (3), pressure transducer (8) and processing unit (9) are fixedly installed on the support bar (1).
2, integral fluid Density Detection instrument according to claim 1, it is characterized in that: described support bar (1) is a hollow, forms cavity (11), and high pressure side capillary tube (6) and low pressure side capillary tube (7) are arranged in the cavity (11).
3, integral fluid Density Detection instrument according to claim 1 and 2 is characterized in that: on high-pressure side flange (2) and low-pressure side flange (3) over cap (5) is set.
4, integral fluid Density Detection instrument according to claim 3 is characterized in that: in the test side of support bar (1) plug (12) is set, connection bottom outlet (13) is set on plug (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201883144U CN201122145Y (en) | 2007-11-23 | 2007-11-23 | Integral fluid density measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201883144U CN201122145Y (en) | 2007-11-23 | 2007-11-23 | Integral fluid density measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201122145Y true CN201122145Y (en) | 2008-09-24 |
Family
ID=40009378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201883144U Expired - Lifetime CN201122145Y (en) | 2007-11-23 | 2007-11-23 | Integral fluid density measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201122145Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806696A (en) * | 2010-04-02 | 2010-08-18 | 范明军 | Liquid density measurement device |
| CN104568651A (en) * | 2013-10-27 | 2015-04-29 | 中国石油化工集团公司 | On-line double-pressure vibrating tube type drilling fluid density measurement instrument and calculating method |
-
2007
- 2007-11-23 CN CNU2007201883144U patent/CN201122145Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806696A (en) * | 2010-04-02 | 2010-08-18 | 范明军 | Liquid density measurement device |
| CN104568651A (en) * | 2013-10-27 | 2015-04-29 | 中国石油化工集团公司 | On-line double-pressure vibrating tube type drilling fluid density measurement instrument and calculating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qu Wenguang Inventor after: Liao Wenwei Inventor before: Zhai Wenguang Inventor before: Liao Wenwei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHAI WENGUANG; LIAO WENWEI TO: QU WENGUANG; LIAO WENWEI |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080924 |