CN211348083U - Online chromatogram EPC constant current device of oil - Google Patents
Online chromatogram EPC constant current device of oil Download PDFInfo
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- CN211348083U CN211348083U CN202020028889.5U CN202020028889U CN211348083U CN 211348083 U CN211348083 U CN 211348083U CN 202020028889 U CN202020028889 U CN 202020028889U CN 211348083 U CN211348083 U CN 211348083U
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Abstract
The utility model discloses an oil online chromatogram EPC constant current device, which comprises a constant current device main body; the utility model discloses in, this oil online chromatogram EPC constant current device compares with current constant current device, and the mode through measured pressure carries out the measurement of the velocity of flow change around the constant current, and it is more convenient to compare the direct measurement velocity of flow, and simultaneously, the constant current ware adopts flexible piston design, and it is longer to compare old-fashioned rotational design life. After the oil got into the constant current device, carry out the measurement of velocity of flow through hydraulic pressure measuring apparatu one, the mode through measuring pressure converts into the measurement velocity of flow, gets into hydraulic pressure measuring apparatu two after passing through the galvanostat simultaneously again and carries out the secondary and measure, and when the value of secondary measurement is different with the inside value of presetting of control chip, as required, the automatically controlled hydraulic column control galvanostat piston of galvanostat inside stretches out and draws back, reaches the purpose of restriction flow.
Description
Technical Field
The utility model relates to a petrochemical technical field especially relates to an oil online chromatography EPC constant current device.
Background
The constant flow device is a device for controlling the flow rate of liquid, and the requirements of production and life are met by controlling the flow rate of the liquid. Current constant current device adopts the mode of direct measurement velocity of flow to carry out constant current control mostly, this kind of mode needs certain space to the measurement of velocity of flow, consequently can't adopt this mode in little space, and constant current device adopts corresponding valve switching to accomplish mostly to the direct control velocity of flow, the valve is opened entirely, half-open reaches velocity of flow needs in the different degree, but this kind of mode has great pressure to the valve, can cause great pressure to the valve part region, make the valve appear damaging easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an oil online chromatography EPC constant current device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an oil product online chromatography EPC constant-current device comprises a constant-current device main body;
the constant current device comprises a constant current device body and is characterized in that a protective shell is arranged on the surface of the constant current device body, a controller protective cover is arranged on the upper surface of the protective shell, a protective cover groove is formed in the surface of one side of the controller protective cover, a controller is arranged on the upper surface of the protective shell, a flow display screen I and a flow display screen II are embedded in the surface of one side of the protective shell, an oil inlet and an oil outlet are formed in the surfaces of two symmetrical sides of the protective shell respectively, the oil inlet is connected with the oil outlet through a flow guide pipe I, a hydraulic measuring instrument I, a constant current device, a hydraulic measuring instrument II and.
Preferably, one side in the first hydraulic measuring instrument is provided with a measuring instrument flow limiting block, the other side in the first hydraulic measuring instrument is connected with a measuring instrument piston through a pressure measuring device and a measuring connecting column, and the surface of the measuring connecting column is provided with a measuring column protective sleeve.
Preferably, the galvanostat is connected with the first guide pipe and the second guide pipe through an inlet of the galvanostat and an outlet of the galvanostat respectively.
Preferably, a galvanostat flow guide channel is arranged in the galvanostat and positioned on one side of an inlet of the galvanostat, and a galvanostat flow limiting block is arranged on the other side of the galvanostat flow guide channel.
Preferably, one side of the interior of the galvanostat, which is close to the outlet of the galvanostat, is connected with a piston of the galvanostat through an electrically controlled hydraulic column, and a constant-flow hydraulic column protective sleeve is arranged on the surface of the electrically controlled hydraulic column.
Preferably, the first hydraulic pressure measuring instrument has a structure consistent with that of the second hydraulic pressure measuring instrument.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, this oil online chromatogram EPC constant current device compares with current constant current device, and the mode through measured pressure carries out the measurement of the velocity of flow change around the constant current, and it is more convenient to compare the direct measurement velocity of flow, and simultaneously, the constant current ware adopts flexible piston design, and it is longer to compare old-fashioned rotational design life.
After the oil got into the constant current device, carry out the measurement of velocity of flow through hydraulic pressure measuring apparatu one, the mode through measuring pressure converts into the measurement velocity of flow, gets into hydraulic pressure measuring apparatu two after passing through the galvanostat simultaneously again and carries out the secondary and measure, and when the value of secondary measurement is different with the inside value of presetting of control chip, as required, the automatically controlled hydraulic column control galvanostat piston of galvanostat inside stretches out and draws back, reaches the purpose of restriction flow.
Drawings
Fig. 1 is a schematic main body diagram of an oil product online chromatography EPC constant current device provided by the present invention;
fig. 2 is a schematic structural diagram of the inside of an oil product online chromatography EPC constant current device provided by the present invention;
fig. 3 is a schematic structural diagram of a galvanostat of an oil online chromatography EPC constant current device according to the present invention;
fig. 4 is a schematic structural diagram of a hydraulic measuring instrument of an oil online chromatogram EPC constant current device provided by the utility model.
Illustration of the drawings:
1. a constant current device main body; 2. a protective housing; 3. a controller protective cover; 4. a protective cover groove; 5. a controller; 6. a first flow display screen; 7. a flow display screen II; 8. an oil product outlet; 9. an oil product inlet; 10. a flow guide pipe I; 11. a first hydraulic pressure measuring instrument; 12. a second flow guide pipe; 13. a second hydraulic pressure measuring instrument; 14. a galvanostat; 15. a control chip; 16. a galvanostat inlet; 17. a galvanostat flow guide channel; 18. a constant flow device current limiting block; 19. a galvanostat piston; 20. an electrically controlled hydraulic column; 21. a constant-current hydraulic column protective sleeve; 22. a flow limiting block of the measuring instrument; 23. a gauge piston; 24. a measuring column protective sleeve; 25. measuring a connecting column; 26. a pressure measuring device; 27. and (4) a galvanostat outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows: referring to fig. 1-4, an oil product online chromatography EPC constant current device comprises a constant current device main body 1;
the surface of the constant current device main body 1 is provided with a protective casing 2, the upper surface of the protective casing 2 is provided with a controller protective cover 3, one side surface of the controller protective cover 3 is provided with a protective cover groove 4, the upper surface of the protective casing 2 is provided with a controller 5, one side surface of the protective casing 2 is embedded with a first flow display screen 6 and a second flow display screen 7, the symmetrical two side surfaces of the protective casing 2 are respectively provided with an oil inlet 9 and an oil outlet 8, the oil inlet 9 is connected with the oil outlet 8 through a first flow guide pipe 10, a first hydraulic measuring instrument 11, a constant current device 14, a second hydraulic measuring instrument 13 and a second flow guide pipe 12, and a control chip 15 is arranged inside the.
Example two: referring to fig. 4, a measuring instrument flow limiting block 22 is arranged on one side inside the hydraulic measuring instrument 11, the other side inside the hydraulic measuring instrument 11 is connected with a measuring instrument piston 23 through a pressure measuring device 26 and a measuring connecting column 25, and a measuring column protective sleeve 24 is arranged on the surface of the measuring connecting column 25.
Example three: referring to fig. 3, the galvanostat 14 is connected with the first flow guide tube 10 and the second flow guide tube 12 through a galvanostat inlet 16 and a galvanostat outlet 27, a galvanostat flow guide channel 17 is arranged inside the galvanostat 14 and located on one side of the galvanostat inlet 16, a galvanostat flow limiting block 18 is arranged on the other side of the galvanostat flow guide channel 17, one side of the galvanostat 14, which is close to the galvanostat outlet 27, is connected with a galvanostat piston 19 through an electrically controlled hydraulic column 20, and a galvanostat hydraulic column protective sleeve 21 is arranged on.
Example four: referring to fig. 2, the structure of the first hydraulic pressure measuring instrument 11 is identical to that of the second hydraulic pressure measuring instrument 13.
The first flow display screen 6 and the second flow display screen 7 are electrically connected with the first hydraulic measuring instrument 11 and the second hydraulic measuring instrument 13 respectively, and display oil pressure before and after adjustment of the galvanostat 14.
The control chip 15 is electrically connected with the first hydraulic measuring instrument 11, the second hydraulic measuring instrument 13 and the galvanostat 14 respectively, and the control chip 15 can control the expansion and contraction of the electric control hydraulic column 20 to achieve the purpose of flow control.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. An oil product online chromatography EPC constant-current device is characterized by comprising a constant-current device main body (1);
the surface of the constant current device main body (1) is provided with a protective shell (2), the upper surface of the protective shell (2) is provided with a controller protective cover (3), a protective cover groove (4) is arranged on the surface of one side of the controller protective cover (3), a controller (5) is arranged on the upper surface of the protective shell (2), a first flow display screen (6) and a second flow display screen (7) are embedded on the surface of one side of the protective shell (2), the symmetrical two side surfaces of the protective shell (2) are respectively provided with an oil inlet (9) and an oil outlet (8), the oil product inlet (9) is connected with the oil product outlet (8) through a first guide pipe (10), a first hydraulic measuring instrument (11), a galvanostat (14), a second hydraulic measuring instrument (13) and a second guide pipe (12), and a control chip (15) is arranged in the constant current device main body (1).
2. The EPC constant-current device for the oil online chromatography is characterized in that a flow limiting block (22) of the oil product is arranged on one side inside the first hydraulic measuring instrument (11), the other side inside the first hydraulic measuring instrument (11) is connected with a measuring instrument piston (23) through a pressure measuring device (26) and a measuring connecting column (25), and a measuring column protective sleeve (24) is arranged on the surface of the measuring connecting column (25).
3. The EPC constant-current device for oil online chromatography according to claim 1, wherein the galvanostat (14) is connected with the first flow guide pipe (10) and the second flow guide pipe (12) through a galvanostat inlet (16) and a galvanostat outlet (27), respectively.
4. An oil product online chromatography EPC constant current device according to claim 3, characterized in that a galvanostat flow guiding channel (17) is arranged inside the galvanostat (14) at one side of the galvanostat inlet (16), and a galvanostat flow limiting block (18) is arranged at the other side of the galvanostat flow guiding channel (17).
5. An oil product online chromatography EPC constant current device according to claim 3, characterized in that one side of the interior of the galvanostat (14) close to the galvanostat outlet (27) is connected with the galvanostat piston (19) through an electrically controlled hydraulic column (20), and a constant-current hydraulic column protective sleeve (21) is arranged on the surface of the electrically controlled hydraulic column (20).
6. The EPC constant-current device for the online chromatography of oil products as claimed in claim 1, wherein the structure of the first hydraulic pressure measuring instrument (11) is consistent with that of the second hydraulic pressure measuring instrument (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020028889.5U CN211348083U (en) | 2020-01-08 | 2020-01-08 | Online chromatogram EPC constant current device of oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020028889.5U CN211348083U (en) | 2020-01-08 | 2020-01-08 | Online chromatogram EPC constant current device of oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211348083U true CN211348083U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020028889.5U Active CN211348083U (en) | 2020-01-08 | 2020-01-08 | Online chromatogram EPC constant current device of oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211348083U (en) |
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2020
- 2020-01-08 CN CN202020028889.5U patent/CN211348083U/en active Active
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