CN204359393U - A kind of pick-up unit of fluid level transmitter of improvement - Google Patents
A kind of pick-up unit of fluid level transmitter of improvement Download PDFInfo
- Publication number
- CN204359393U CN204359393U CN201420657758.8U CN201420657758U CN204359393U CN 204359393 U CN204359393 U CN 204359393U CN 201420657758 U CN201420657758 U CN 201420657758U CN 204359393 U CN204359393 U CN 204359393U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- battery lead
- collets
- pick
- fluid level
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pick-up unit of fluid level transmitter of improvement, comprise low pressure topping up pipe, high-pressure liquid-filling pipe, two battery lead plates, measuring diaphragm and pedestal, the through hole be interlinked to the outside in the stage casing, both sides of pedestal is respectively equipped with, low pressure topping up pipe is connected with one of them through hole, high-pressure liquid-filling pipe is connected with another through hole, in pedestal, the central authorities of top and bottom are respectively equipped with arc groove, two pieces of collets are provided with in pedestal, two pieces of collets lay respectively at the two ends in pedestal, connected by battery lead plate between two pieces of collets, measuring diaphragm is arranged between two battery lead plates, the outside of two pieces of collets is provided with floating post, the other end of floating post is positioned at arc groove.The utility model is when being subject to single-track overload pressure, and floating post can produce displacement with single-track overload pressure, and the deflection of measuring diaphragm is reduced, prevent measuring diaphragm because of deflection excessive, and cling to the situation on battery lead plate.
Description
Technical field
The utility model relates to a kind of pick-up unit of fluid level transmitter, particularly relates to a kind of pick-up unit of fluid level transmitter of improvement.
Background technology
Fluid level transmitter is the transmitter of the difference of measuring transducer two ends liquid-level pressure, it is the important component part of chemical instruments, fluid level transmitter is extension to pressure unit technology and development, according to the liquid of different specific weight at differing heights produce the linear principle of pressure, realize water, the volume of oil and pastel, the Measurement accuracy of liquid height and weight and transmission, the pick-up unit of existing fluid level transmitter is when being subject to single-track overload pressure, easily occur measuring diaphragm because of deflection excessive, and situation about clinging on battery lead plate, and isolation diaphragm is easily because being filled with constantly rocking and constantly movement of liquid, the pressure that measuring diaphragm is subject to constantly changes, the result finally making existing fluid level transmitter measure is inaccurate.
Utility model content
The purpose of this utility model is just the pick-up unit of the fluid level transmitter providing a kind of improvement in order to solve the problem.
In order to achieve the above object, the utility model have employed following technical scheme:
A kind of pick-up unit of fluid level transmitter of improvement, comprise low pressure topping up pipe, high-pressure liquid-filling pipe, two battery lead plates, measuring diaphragm and pedestal, the through hole be interlinked to the outside in the stage casing, both sides of described pedestal is respectively equipped with, described low pressure topping up pipe is connected with through hole described in one of them, described high-pressure liquid-filling pipe is connected with through hole described in another, in described pedestal, the central authorities of top and bottom are respectively equipped with arc groove, two pieces of collets are provided with in described pedestal, two pieces of described collets lay respectively at the two ends in described pedestal, connected by described battery lead plate between two pieces of described collets, described measuring diaphragm is arranged between two described battery lead plates, the outside of two pieces of described collets is provided with floating post, the other end of described floating post is positioned at described arc groove.
Particularly, the side of described pedestal is provided with isolation diaphragm and wave groove, and the shape of described isolation diaphragm is identical with the shape of described wave groove, and it is interior and removable that described isolation diaphragm is installed on described wave groove; Each described battery lead plate is semisphere, and two described battery lead plates fit.
In said structure, the isolation diaphragm identical with flute shape and wave groove, make the utility model when floating post produces displacement with single-track overload pressure, the liquid that is filled with between isolation diaphragm and pedestal wave groove is absorbed, isolation diaphragm and pedestal wave groove are fitted, do not moving, avoiding the continuous movement because of isolation diaphragm, and cause the inaccurate situation of final measurement.
More specifically, described measuring diaphragm, described battery lead plate and described isolation diaphragm are detachable installation; Described collets are ceramic insulation block; Described isolation diaphragm and described measuring diaphragm are made by teflon.
The beneficial effects of the utility model are:
The utility model is when being subject to single-track overload pressure, floating post can produce displacement with single-track overload pressure, the deflection of measuring diaphragm is reduced, prevent measuring diaphragm because of deflection excessive, and situation about clinging on battery lead plate, the isolation diaphragm identical with flute shape and wave groove in pedestal side of the present utility model, when floating post produces displacement with single-track overload pressure, the liquid that is filled with between isolation diaphragm and pedestal wave groove is absorbed, and then isolation diaphragm and pedestal wave groove are fitted, do not moving, avoid the continuous movement because of isolation diaphragm, and cause the inaccurate situation of final measurement.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pick-up unit of the fluid level transmitter of a kind of improvement of the utility model.
In figure: 1-low pressure topping up pipe, 2-measuring diaphragm, 3-floats post, 4-isolation diaphragm, 5-high-pressure liquid-filling pipe, 6-battery lead plate, 7-collets, 8-output lead, 9-pedestal.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the pick-up unit of the fluid level transmitter of a kind of improvement of the utility model, comprise low pressure topping up pipe 1, high-pressure liquid-filling pipe 5, two battery lead plates 6, measuring diaphragm 2 and pedestal 9, the through hole be interlinked to the outside in the stage casing, both sides of pedestal 9 is respectively equipped with, low pressure topping up pipe 1 is connected with one of them through hole, high-pressure liquid-filling pipe 5 is connected with another through hole, in pedestal 9, the central authorities of top and bottom are respectively equipped with arc groove, two pieces of collets 7 are provided with in pedestal 9, two pieces of collets 7 lay respectively at the two ends in pedestal 9, connected by battery lead plate 6 between two pieces of collets 7, measuring diaphragm 2 is arranged between two battery lead plates 6, the outside of two pieces of collets 7 is provided with floating post 3, the other end of floating post 3 is positioned at arc groove, the side of pedestal 9 is provided with isolation diaphragm 4 and wave groove, and the shape of isolation diaphragm 4 is identical with the shape of wave groove, and it is interior and removable that isolation diaphragm 4 is installed on wave groove, each battery lead plate 6 is semisphere, and two battery lead plates 6 fit, measuring diaphragm 2, battery lead plate 6 and isolation diaphragm 4 are detachable installation, collets 7 are ceramic insulation block, isolation diaphragm 4 and measuring diaphragm 2 are made by teflon.
Principle of the present utility model is as follows:
Measured liquid, the pick-up unit of fluid level transmitter is entered by low pressure topping up pipe 1 and high-pressure liquid-filling pipe 5, a pressure differential is had between low-pressure side and high-pressure side, by isolation diaphragm 4 be filled with liquid effects on measuring diaphragm 2 and floating post 3, measuring diaphragm 2 is made to produce micro-displacement, the micro-displacement of measuring diaphragm 2 is reflected by the capacitance variations on battery lead plate, transferred out by output lead 8, float post 3 when being subject to single-track overload pressure in the utility model, displacement can be produced with single-track overload pressure, the deflection of measuring diaphragm 2 is reduced, prevent measuring diaphragm 2 because of deflection excessive, and situation about clinging on battery lead plate 6, the isolation diaphragm 4 identical with flute shape and wave groove, make the utility model when floating post 3 produces displacement with single-track overload pressure, the liquid that is filled with between isolation diaphragm 4 and pedestal 9 wave groove is absorbed, isolation diaphragm 4 and pedestal 9 wave groove are fitted, do not moving, avoid the continuous movement because of isolation diaphragm 4, and cause the inaccurate situation of final measurement, isolation diaphragm 4 can according to the different liquids that will detect, change suitable diaphragm.
Claims (6)
1. the pick-up unit of the fluid level transmitter improved, comprise low pressure topping up pipe, high-pressure liquid-filling pipe, two battery lead plates, measuring diaphragm and pedestal, it is characterized in that: the through hole be interlinked to the outside in the stage casing, both sides of described pedestal is respectively equipped with, described low pressure topping up pipe is connected with through hole described in one of them, described high-pressure liquid-filling pipe is connected with through hole described in another, in described pedestal, the central authorities of top and bottom are respectively equipped with arc groove, two pieces of collets are provided with in described pedestal, two pieces of described collets lay respectively at the two ends in described pedestal, connected by described battery lead plate between two pieces of described collets, described measuring diaphragm is arranged between two described battery lead plates, the outside of two pieces of described collets is provided with floating post, the other end of described floating post is positioned at described arc groove.
2. the pick-up unit of the fluid level transmitter of a kind of improvement according to claim 1, it is characterized in that: the side of described pedestal is provided with isolation diaphragm and wave groove, the shape of described isolation diaphragm is identical with the shape of described wave groove, and it is interior and removable that described isolation diaphragm is installed on described wave groove.
3. the pick-up unit of the fluid level transmitter of a kind of improvement according to claim 1, is characterized in that: each described battery lead plate is semisphere, and two described battery lead plates fit.
4. the pick-up unit of the fluid level transmitter of a kind of improvement according to claim 2, is characterized in that: described measuring diaphragm, described battery lead plate and described isolation diaphragm are detachable installation.
5. the pick-up unit of the fluid level transmitter of a kind of improvement according to claim 1, is characterized in that: described collets are ceramic insulation block.
6. the pick-up unit of the fluid level transmitter of a kind of improvement according to claim 2, is characterized in that: described isolation diaphragm and described measuring diaphragm are made by teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657758.8U CN204359393U (en) | 2014-11-05 | 2014-11-05 | A kind of pick-up unit of fluid level transmitter of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657758.8U CN204359393U (en) | 2014-11-05 | 2014-11-05 | A kind of pick-up unit of fluid level transmitter of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204359393U true CN204359393U (en) | 2015-05-27 |
Family
ID=53260857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420657758.8U Expired - Fee Related CN204359393U (en) | 2014-11-05 | 2014-11-05 | A kind of pick-up unit of fluid level transmitter of improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204359393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296831A (en) * | 2014-11-05 | 2015-01-21 | 成都思达高科软件有限公司 | Detection device of improved liquid level transmitter |
| CN108507715A (en) * | 2018-06-29 | 2018-09-07 | 无锡昆仑富士仪表有限公司 | A kind of floating cell suitable for differential pressure transmitter |
-
2014
- 2014-11-05 CN CN201420657758.8U patent/CN204359393U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296831A (en) * | 2014-11-05 | 2015-01-21 | 成都思达高科软件有限公司 | Detection device of improved liquid level transmitter |
| CN108507715A (en) * | 2018-06-29 | 2018-09-07 | 无锡昆仑富士仪表有限公司 | A kind of floating cell suitable for differential pressure transmitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |