CN216571665U - Dynamic axial compression system - Google Patents
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- CN216571665U CN216571665U CN202122887878.XU CN202122887878U CN216571665U CN 216571665 U CN216571665 U CN 216571665U CN 202122887878 U CN202122887878 U CN 202122887878U CN 216571665 U CN216571665 U CN 216571665U
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Abstract
The utility model discloses a dynamic axial compression system which comprises a column casing, a first pump body, an organic solvent storage tank and a filler collection tank, wherein the column casing is used for placing fillers, and a plurality of filler openings are formed in the bottom of the side wall of the column casing along the circumferential direction; the inlet of the first pump body is communicated with an organic solvent storage tank, and a part of the filling opening is communicated with the outlet of the first pump body; and the other part of the filling port is communicated with the filling collecting tank. The utility model improves the replacement efficiency of the filler in the column casing.
Description
Technical Field
The utility model relates to the technical field of dynamic axial compression columns, in particular to a dynamic axial compression system.
Background
The dynamic axial compression column system is mainly used for separating and purifying target substances, is suitable for separating and purifying production of hectogram and kilogram target products, completely meets the requirements of continuity, uniformity, stability, tightness and the like of a bed layer by adopting a chromatographic column filled by dynamic axial compression, can constantly and uninterruptedly apply pressure to fillers in a column barrel, effectively avoids column head collapse and column bed looseness, and is widely applied to the field of industrial preparation of liquid chromatography.
With the continuous development of the medical industry, more and more pharmaceutical companies have larger and larger target substances to be processed every day, the column casing used by the conventional dynamic axial compression column is usually forged, the processing period is long, the cost is higher, the installation and the disassembly of the column casing are troublesome, and the replacement speed of the filler in the conventional dynamic axial compression column is slow; in conclusion, the conventional dynamic axial compression column has long discharging time and low production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dynamic axial compression system, which is used for solving the problems in the prior art and improving the replacement efficiency of a filler in a dynamic axial compression column.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides a dynamic axial compression system which comprises a column casing, a first pump body, an organic solvent storage tank and a filler collecting tank, wherein the column casing is used for placing fillers, and a plurality of filler openings are formed in the bottom of the side wall of the column casing along the circumferential direction; the inlet of the first pump body is communicated with an organic solvent storage tank, and a part of the filling opening is communicated with the outlet of the first pump body; the other part of the filling port is communicated with the filling collecting tank.
Preferably, a filler inlet is formed in the top of the side wall of the column casing, a second pump body is further arranged on a connecting pipeline between the filler inlet and the filler collecting tank, and the second pump body is used for pumping the filler and the organic solvent in the column casing into the filler collecting tank; the first pump body and the second pump body are both arranged at a discharging station and are pneumatic diaphragm pumps.
Preferably, the device further comprises a supporting assembly for supporting the column casing, a driving device is fixedly arranged on the column casing, and the driving device is used for driving the piston in the column casing to move along the axial direction of the column casing; the end cover is hermetically and detachably connected with the bottom end of the column casing, and is higher than the bottom end of the support assembly; be provided with sample entry on the piston, be provided with the inlet pipe on the sample entry, the inlet pipe passes the backup pad, be provided with the sample export on the end cover, be connected with the discharging pipe on the sample export.
Preferably, the column casing is divided into a plurality of sub-column casings along the axial direction, and two adjacent sub-column casings are sealed and detachably connected; the filling inlet is arranged on the side wall of the uppermost sub-column barrel, and the filling opening is arranged on the side wall of the lowermost sub-column barrel.
Preferably, the number of the sub-column cylinders is two, the two sub-column cylinders are an upper column cylinder and a lower column cylinder respectively, and the support assembly is fixedly connected with the upper column cylinder; the storage rack is arranged below the end cover, a gap is reserved between the end cover and the storage rack, and the storage rack is lifted by a forklift to support the end cover or a combination of the end cover and the lower column casing; the piston storage rack can be arranged below the upper column casing, and the piston storage rack is lifted by a forklift to support the piston.
Preferably, the supporting component comprises a plurality of supporting rods, the supporting rods are arranged along the circumferential direction of the column casing, the supporting rods are close to one side of the column casing, ear plates are fixedly arranged on one side of the column casing, and the ear plates are welded with the side wall of the column casing.
Preferably, the driving device is a hydraulic oil cylinder, a supporting plate is fixedly arranged at the top end of the column casing, the hydraulic oil cylinder is fixedly arranged on the supporting plate and positioned above the supporting plate, and the bottom end of a hydraulic rod of the hydraulic oil cylinder is fixedly connected with the piston; be provided with at least one vertical guide bar on the top surface of piston, the backup pad corresponds every the guide bar all is provided with the direction and dodges the hole, the guide bar passes corresponding the direction dodges the hole, the guide bar with backup pad sliding fit.
Preferably, the guide rods are provided with scales, and the number of the guide rods is two.
Preferably, a plurality of handles are uniformly arranged on the side wall of the end cover in the circumferential direction, and the supporting plate is provided with a viewing mirror.
Preferably, an illuminating bracket is arranged above the sight glass, and an illuminating lamp facing the sight glass is fixedly arranged on the illuminating bracket.
Compared with the prior art, the utility model has the following technical effects:
the dynamic axial compression system improves the replacement efficiency of the filler, thereby improving the production efficiency of the liquid chromatogram. The dynamic axial compression system of the utility model simplifies the supporting structure, reduces the weight of the equipment and shortens the maintenance time, thereby effectively improving the production efficiency of the liquid chromatogram.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of a portion of a first embodiment of a dynamic axial compression system according to the present invention;
FIG. 2 is a schematic diagram of a second partial structure of the first dynamic axial compression system of the present invention;
FIG. 3 is a schematic diagram of a portion of a first embodiment of a dynamic axial compression system according to the present invention;
FIG. 4 is a schematic diagram of a portion of a first embodiment of a dynamic axial compression system according to the present invention;
wherein: 100. a dynamic axial compression system; 1. a hydraulic cylinder; 2. a guide bar; 3. a support plate; 4. a feed pipe; 5. a sight glass; 6. an ear plate; 7. a support bar; 8. an upper column casing; 9. a lower column casing; 10. a filler inlet; 11. an end cap; 12. a handle; 13. a first gas source switching valve; 14. a first air pressure regulating valve; 15. a first barometer; 16. a first oil pressure gauge; 17. a second oil pressure gauge; 18. a pressure retaining valve; 19. a direction switching valve; 20. a first connecting pipe; 21. a second connecting pipe; 22. an end cap storage rack; 23. a piston; 24. an oil cylinder connecting seat; 25. a bolt; 26. a first control panel; 27. a first pneumatic diaphragm pump; 28. a second pneumatic diaphragm pump; 29. a second barometer; 30. a second air pressure regulating valve; 31. a second air source switch; 32. a third air source switch; 33. a third air pressure regulating valve; 34. a third barometer; 35. a second control panel; 36. and (4) a filling opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The utility model aims to provide a dynamic axial compression system, which is used for solving the problems in the prior art and improving the replacement efficiency of a filler in a dynamic axial compression column.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
As shown in fig. 1 to 4: the present embodiment provides a dynamic axial compression system 100, which comprises a support plate 3, an upper column casing 8, a lower column casing 9, an end cover 11, a hydraulic oil cylinder 1, a first pneumatic diaphragm pump 27, a second pneumatic diaphragm pump 28, a piston 23 and three support rods 7.
Wherein, backup pad 3 passes through the top fastening connection of bolt and last column casing 8, and the bottom of going up column casing 8 is passed through the bolt and is connected with the top seal of lower column casing 9 and can dismantle, and end cover 11 passes through the bolt and just can dismantle with the bottom seal of lower column casing 9 and be connected, and three bracing piece 7 evenly sets up along the circumference of last column casing 8, and one side that bracing piece 7 is close to last column casing 8 has set firmly otic placode 6, and otic placode 6 welds with the lateral wall of last column casing 8, and end cover 11 is higher than the bottom of bracing piece 7.
The hydraulic oil cylinder 1 is fixedly arranged above the supporting plate 3, and the hydraulic oil cylinder 1 is fixedly connected with the supporting plate 3 through a plurality of bolts 25; the hydraulic stem of backup pad 3 corresponding hydraulic cylinder 1 is provided with the hydraulic stem and dodges the hole, and the hydraulic stem passes the hydraulic stem and dodges the hole. The bottom and the piston 23 of hydraulic cylinder 1's hydraulic stem link firmly, and is concrete, and the free end of hydraulic stem is connected with hydro-cylinder connecting seat 24, and hydro-cylinder connecting seat 24 links firmly with piston 23 through connecting the snap ring, and the hydraulic stem can drive piston 23 and go up and down in last column casing 8, is provided with the sample entry on the piston 23, is provided with inlet pipe 4 on the sample entry, and inlet pipe 4 passes backup pad 3, is provided with the sample export on the end cover 11, is connected with the discharging pipe in the sample export.
The side wall of the upper column casing 8 is provided with two filler inlets 10, the bottom of the side wall of the lower column casing 9 is provided with a plurality of filler ports 36 along the circumferential direction, the inlet of the first pneumatic diaphragm pump 27 is communicated with the organic solvent storage tank, one part of the filler ports 36 is communicated with the first connecting pipe 20, the first connecting pipe 20 is communicated with the outlet of the first pneumatic diaphragm pump 27, the other part of the filler ports 36 is communicated with the second connecting pipe 21, and the second connecting pipe 21 is communicated with the inlet of the second pneumatic diaphragm pump 28. When the filler needs to be replaced, the first pneumatic diaphragm pump 27 and the second pneumatic diaphragm pump 28 are started, the first pneumatic diaphragm pump 27 pumps the organic solvent into the lower column casing 9, so that the compacted filler is continuously washed, and the filler is loosened; the second pneumatic diaphragm pump 28 continuously pumps the filler in the lower column casing 9, so that the filler can be quickly replaced, and the replacement efficiency of the filler is greatly improved; it should be noted that the packing is distributed in the lower column 9 and the upper column 8, and the height of the packing is preferably higher than that of the lower column 9.
Two vertical guide rods 2 are arranged on the top surface of the piston 23, and scales are arranged on the guide rods 2 so as to conveniently observe the position of the piston 23; the backup pad 3 corresponds every guide bar 2 and all is provided with the direction and dodges the hole, and guide bar 2 passes the direction that corresponds and dodges the hole, guide bar 2 and 3 sliding fit of backup pad.
The side wall of the end cover 11 is circumferentially and uniformly provided with a plurality of handles 12, so that a threaded hole in the end cover 11 is conveniently aligned with a threaded hole in the lower column casing 9 during installation, the supporting plate 3 is provided with the sight glass 5, and the state in the upper column casing 8 can be observed through the sight glass 5. The edge of piston 23 is laminated with the inside wall of upper cylinder 8, and piston 23 and upper cylinder 8 sliding fit. An upper sieve plate (not shown) is fixedly arranged on the bottom surface of the piston 23, a lower sieve plate (not shown) is fixedly arranged above the end cover 11, and the lower sieve plate is lower than the filling opening 36.
The dynamic axial compression system 100 of the embodiment further comprises a first air source, an air-driven liquid pump, an oil tank and a first control panel 26, wherein the air-driven liquid pump is communicated with the first air source through a pipeline, an oil inlet of the air-driven liquid pump is communicated with an oil outlet of the oil tank, an oil outlet of the air-driven liquid pump, a first oil port of the hydraulic oil cylinder 1, a second oil port of the hydraulic oil cylinder 1 and an oil return port of the oil tank are communicated through a direction switching valve 19, the direction switching valve 19 is a four-way valve, when the oil outlet of the air-driven liquid pump is communicated with the first oil port of the hydraulic oil cylinder 1, the second oil port of the hydraulic oil cylinder 1 is communicated with the oil return port of the oil tank, and when the oil outlet of the air-driven liquid pump is communicated with the second oil port of the hydraulic oil cylinder 1, the first oil port of the hydraulic oil cylinder 1 is communicated with the oil return port of the oil tank; the first air source is provided with a first air source switch valve 13, a first air pressure regulating valve 14 and a first air pressure gauge 15, and the direction switching valve 19, the first air source switch valve 13, the first air pressure regulating valve 14 and the first air pressure gauge 15 are respectively arranged on a first control panel 26. In addition, still be provided with pressure-retaining valve 18, first oil pressure table 16 and second oil pressure table 17 on the first control panel 26, pressure-retaining valve 18 is used for the oil piping system pressurize of hydraulic oil pump, and first oil pressure table 16 is used for showing the oil pressure of the oil-out of air-driven liquid pump, and second oil pressure table 17 is used for showing the oil pressure of pressure-retaining valve 18 department, sets up the common setting in the hydraulic oil piping system for pressure-retaining valve 18, first oil pressure table 16 and second oil pressure table 17, no longer gives unnecessary to its connection structure and theory of operation to give details here.
When the hydraulic oil cylinder is used, the first air source is opened by opening the first air source switch valve 13, high-pressure air in the first air source enters the air-driven liquid pump so as to drive the air-driven liquid pump to work, the oil in the oil tank is pumped into the hydraulic oil cylinder 1 when the air-driven liquid pump works, the air-driven liquid pump is controlled by controlling the direction switching valve 19 so as to pump the oil in the oil tank into the first oil port or the second oil port of the hydraulic oil cylinder 1, and therefore the hydraulic oil cylinder 1 is controlled, namely the hydraulic rod of the hydraulic oil cylinder 1 is controlled and switched to ascend or descend, so that the movement direction of the piston 23 is controlled; the normal working process is that the piston 23 is controlled to descend by the hydraulic oil cylinder 1 to compact the filler, and after the separation is finished, the piston 23 is controlled to ascend by the hydraulic oil cylinder 1 to release the pressure of the piston 23 on the filler; in the process of adjusting and controlling the hydraulic oil cylinder 1, the air pressure of the first air source is adjusted through the first air pressure adjusting valve 14, the air pressure of the first air source is observed in real time through the first air pressure gauge 15, the oil pressure in the oil circuit system is observed in real time through the first oil pressure gauge 16 and the second oil pressure gauge 17, and proper adjustment is carried out through the pressure retaining valve 18. It should be noted that, in the present embodiment, the first air source on-off valve 13, the first air pressure regulating valve 14, the first air pressure gauge 15, the directional switching valve 19, the pressure retaining valve 18, the first oil pressure gauge 16 and the second oil pressure gauge 17 are provided only for controlling and regulating the operation of the hydraulic cylinder 1, so as to show the use process of the hydraulic cylinder 1 in the present embodiment and the related operation process of the dynamic axial compression system 100 in the present embodiment, and the control and regulation of the hydraulic cylinder and the connection and operation principle of the related oil passages, oil pressure gauges, valves and the like are well known and well-established in the art, so that the specific connection relationship among the first air source on-off valve 13, the first air pressure regulating valve 14, the first air pressure gauge 15, the directional switching valve 19, the pressure retaining valve 18, the first oil pressure gauge 16, the second oil pressure gauge 17, and the like for controlling the hydraulic cylinder 1 is not needed in the present embodiment, The working principle and the using process are described in detail.
The first pneumatic diaphragm pump 27 and the second pneumatic diaphragm pump 28 are both arranged at a discharging station, the discharging station is a frame type frame body, and the top of the discharging station is provided with a second control panel 35; the first pneumatic diaphragm pump 27 is in communication with a second air source, the second pneumatic diaphragm pump 28 is in communication with a third air source, and the first air source, the second air source and the third air source are all air compression systems. The second air source is provided with a second air pressure gauge 29, a second air pressure regulating valve 30 and a second air source switch 31; the third air source is provided with a third air source switch 32, a third air pressure regulating valve 33 and a third air pressure gauge 34, and the second air pressure gauge 29, the second air pressure regulating valve 30, the second air source switch 31, the third air source switch 32, the third air pressure regulating valve 33 and the third air pressure gauge 34 are all arranged on a second control panel 35.
The dynamic axial compression system 100 of this embodiment further includes an end cap storage rack 22 and a piston storage rack, and the end cap storage rack 22 and the piston storage rack are stored when the dynamic axial compression system 100 normally works; when the end cover 11 needs to be disassembled, the end cover storage rack 22 is placed under the end cover 11, the end cover storage rack 22 is lifted by a forklift, the top end of the end cover storage rack 22 is in contact with the bottom surface of the end cover 11, then the bolt between the end cover 11 and the lower column casing 9 is disassembled, after the bolt is disassembled, the end cover storage rack 22 is placed downwards by the forklift, and the end cover 11 is conveniently disassembled.
When the lower column casing 9 needs to be disassembled, the end cover storage rack 22 is lifted up by using a forklift, so that the top end of the end cover storage rack 22 is in contact with the bottom surface of the end cover 11, then the bolt between the upper column casing 8 and the lower column casing 9 is disassembled, after the bolt is disassembled, the end cover storage rack 22 is placed down by using the forklift, and the lower column casing 9 and the end cover 11 are conveniently disassembled.
When the piston 23 needs to be disassembled, the lower column casing 9 is disassembled according to the method, then the piston storage rack is lifted by a forklift, the direction switching valve 19 is opened, the oil outlet of the air-driven liquid pump is connected with the first oil outlet of the hydraulic oil cylinder, so that the hydraulic rod drives the piston 23 to move axially downwards until the top end of the piston storage rack contacts with the bottom surface of the piston 23, then the connecting clamping ring between the piston 23 and the hydraulic rod is disassembled, and after the connecting clamping ring is completely disassembled, the piston storage rack is lowered by the forklift, so that the piston 23 is conveniently disassembled.
Example two
The present embodiment provides a dynamic axial compression system 100, and the dynamic axial compression system 100 of the present embodiment is substantially the same as the dynamic axial compression system 100 provided in the first embodiment in terms of structure and operation principle, except that: in this embodiment, an illumination bracket is further disposed above the viewing mirror 5, and an illumination lamp facing the viewing mirror 5 is fixedly disposed on the illumination bracket, and the illumination lamp may be a dry-cell flashlight or a 24V power supply.
In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "vertical", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (10)
1. A dynamic axial compression system, characterized by: the device comprises a column casing, a first pump body, an organic solvent storage tank and a filler collecting tank, wherein the column casing is used for placing fillers, and a plurality of filler openings are formed in the bottom of the side wall of the column casing along the circumferential direction; the inlet of the first pump body is communicated with an organic solvent storage tank, and a part of the filling opening is communicated with the outlet of the first pump body; the other part of the filling port is communicated with the filling collecting tank.
2. The dynamic axial compression system of claim 1, wherein: the top of the side wall of the column casing is provided with a filler inlet, a second pump body is further arranged on a connecting pipeline between the filler inlet and the filler collecting tank, and the second pump body is used for pumping the filler and the organic solvent in the column casing into the filler collecting tank; the first pump body and the second pump body are both arranged at a discharging station and are pneumatic diaphragm pumps.
3. The dynamic axial compression system of claim 1 or 2, wherein: the device comprises a cylindrical shell, a piston and a supporting component, wherein the cylindrical shell is provided with a piston shaft, the supporting component is used for supporting the cylindrical shell, and the driving device is fixedly arranged on the cylindrical shell and used for driving the piston in the cylindrical shell to move along the axial direction of the cylindrical shell; the end cover is hermetically and detachably connected with the bottom end of the column casing, and is higher than the bottom end of the support assembly; be provided with the sample entry on the piston, be provided with the inlet pipe on the sample entry, the top of column casing has set firmly the backup pad, the inlet pipe passes the backup pad, be provided with the sample export on the end cover, be connected with the discharging pipe in the sample export.
4. The dynamic axial compression system of claim 3, wherein: the column casing is divided into a plurality of sub column casings along the axial direction, and two adjacent sub column casings are sealed and detachably connected; the filling inlet is arranged on the side wall of the uppermost sub-column barrel, and the filling opening is arranged on the side wall of the lowermost sub-column barrel.
5. The dynamic axial compression system of claim 4, wherein: the number of the sub-column cylinders is two, the two sub-column cylinders are an upper column cylinder and a lower column cylinder respectively, and the support assembly is fixedly connected with the upper column cylinder; the storage rack is arranged below the end cover, a gap is reserved between the end cover and the storage rack, and the storage rack is lifted by a forklift to support the end cover or a combination of the end cover and the lower column casing; the piston storage rack can be arranged below the upper column casing, and the piston storage rack is lifted by a forklift to support the piston.
6. The dynamic axial compression system of claim 3, wherein: the supporting component comprises a plurality of supporting rods, the supporting rods are arranged along the circumferential direction of the column casing, the supporting rods are close to one side of the column casing, ear plates are fixedly arranged on one side of the column casing, and the ear plates are welded with the side wall of the column casing.
7. The dynamic axial compression system of claim 3, wherein: the driving device is a hydraulic oil cylinder which is fixedly arranged on the supporting plate and positioned above the supporting plate, and the bottom end of a hydraulic rod of the hydraulic oil cylinder is fixedly connected with the piston; be provided with at least one vertical guide bar on the top surface of piston, the backup pad corresponds every the guide bar all is provided with the direction and dodges the hole, the guide bar passes corresponding the direction dodges the hole, the guide bar with backup pad sliding fit.
8. The dynamic axial compression system of claim 7, wherein: the guide rod is provided with scales, and the number of the guide rods is two.
9. The dynamic axial compression system of claim 3, wherein: a plurality of handles are uniformly arranged on the side wall of the end cover in the circumferential direction, and a sight glass is arranged on the supporting plate.
10. The dynamic axial compression system of claim 9, wherein: an illuminating bracket is arranged above the sight glass, and an illuminating lamp facing the sight glass is fixedly arranged on the illuminating bracket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122887878.XU CN216571665U (en) | 2021-11-19 | 2021-11-19 | Dynamic axial compression system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122887878.XU CN216571665U (en) | 2021-11-19 | 2021-11-19 | Dynamic axial compression system |
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| CN216571665U true CN216571665U (en) | 2022-05-24 |
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| CN202122887878.XU Active CN216571665U (en) | 2021-11-19 | 2021-11-19 | Dynamic axial compression system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975854A (en) * | 2021-11-19 | 2022-01-28 | 江苏汉邦科技有限公司 | Dynamic axial compression system |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975854A (en) * | 2021-11-19 | 2022-01-28 | 江苏汉邦科技有限公司 | Dynamic axial compression system |
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Address after: 223005 no.1-9 Jixian Road, Huaian Economic and Technological Development Zone, Jiangsu Province Patentee after: Jiangsu Hanbang Technology Co.,Ltd. Address before: 223005 no.1-9 Jixian Road, Huaian Economic and Technological Development Zone, Jiangsu Province Patentee before: JIANGSU HANBON SCIENCE & TECHNOLOGY Co.,Ltd. |
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