CN211585437U

CN211585437U - Filtering device for supercritical extraction equipment

Info

Publication number: CN211585437U
Application number: CN201922465318.8U
Authority: CN
Inventors: 黄兴
Original assignee: Jiangsu Hi Tech Pharmaceutical Equipment Co ltd
Current assignee: Jiangsu Hi Tech Pharmaceutical Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a filter equipment for supercritical fluid extraction equipment, belong to supercritical fluid extraction equipment technical field, a filter equipment for supercritical fluid extraction equipment, including first shell and second shell, the second shell is located the right side of first shell, the equal fixed mounting in bottom of first shell and second shell has the bracing piece, fixedly connected with horizontal pole between the bracing piece, the top fixed mounting of horizontal pole has the location base, the dust collection box has been placed to the inside of location base, the intercommunication has the intake pipe on the left side outer wall of first shell, the blast pipe has been seted up on the right side outer wall of second shell, threaded connection has adjusting sleeve on the outer wall of first shell. Can realize easy operation, convenient to use, when guaranteeing the filter equipment gas tightness, be convenient for clear away filterable impurity on the inside filter screen, prevent that filter equipment from blockking up, and be convenient for collect the impurity that brushes, prevent that impurity from spilling.

Description

Filtering device for supercritical extraction equipment

Technical Field

The utility model relates to a supercritical fluid extraction equipment field, more specifically say, relate to a filter equipment for supercritical fluid extraction equipment.

Background

Supercritical carbon dioxide fluid extraction is carried out by utilizing the relation between the dissolving capacity and the density of the supercritical fluid, namely, the influence of pressure and temperature on the dissolving capacity of the supercritical fluid. Supercritical fluid refers to a fluid having a temperature and a pressure higher than its critical state, and a fluid in a state where the temperature exceeds the critical temperature regardless of whether the pressure and the density exceed the critical values is generally classified as a supercritical fluid. In the supercritical state, the supercritical fluid is contacted with the substance to be separated, so that the components with polarity, boiling point and molecular weight are selectively extracted in turn.

The supercritical extraction equipment is equipment for extracting supercritical carbon dioxide fluid, in a supercritical extraction system, supercritical carbon dioxide can be recycled, the supercritical carbon dioxide needs to be filtered before entering an extraction kettle, and a filtering device is usually arranged between a carbon dioxide storage tank and a high-pressure pump. The filter device of the existing supercritical extraction equipment is not convenient for removing the filtered impurities on the internal filter screen, so that the filter screen is easy to block, and further the carbon dioxide conveying is influenced. Therefore, we propose a filtration device for supercritical extraction equipment.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a filter equipment for supercritical fluid extraction equipment, it can realize easy operation, convenient to use, when guaranteeing the filter equipment gas tightness, is convenient for clear away filterable impurity on the inside filter screen, prevents that filter equipment from blockking up, and is convenient for collect the impurity of brushing to falling, prevents that impurity from spilling.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a filter equipment for supercritical fluid extraction equipment, includes first shell and second shell, the second shell is located the right side of first shell, the equal fixed mounting in bottom of first shell and second shell has the bracing piece, fixedly connected with horizontal pole between the bracing piece, the top fixed mounting of horizontal pole has the location base, the dust collection box has been placed to the inside of location base, the intercommunication has the intake pipe on the left side outer wall of first shell, the blast pipe has been seted up on the right side outer wall of second shell.

Threaded connection has the adjusting sleeve on the outer wall of first shell, be provided with a plurality of handle bars on the adjusting sleeve outer wall, equal fixedly connected with connecting rod on the inner wall of both sides about the adjusting sleeve, fixedly connected with bearing between the connecting rod, the inside movable mounting of second shell has the piston piece, the middle part fixed mounting of piston piece has the filter screen, on the inner wall of both sides about the second shell and the equal fixed mounting in right side that is located the piston piece have the fixed block, the fixed block is close to fixedly connected with slide bar on the outer wall of piston piece one side, the filter screen is close to the fixed connection gangbar on the outer wall of bearing one side.

Further, the inner chamber has all been seted up to the inside of first shell and second shell, first shell right side outer wall sets up to the opening form, the left side outer wall of second shell sets up to the opening form for first shell and second shell are convenient for communicate.

Furthermore, a positioning groove is formed in the outer wall of the top of the positioning base, the dust collection box is connected with the positioning groove in a sliding mode, the top end of the dust collection box is arranged to be in an open shape, the dust collection box is located under the left end of the second shell, and the dust collection box is convenient for collecting impurities when the filter screen is cleaned through the arrangement of the dust collection box, the cross rod and the positioning base.

Furthermore, all be provided with the valve on the outer wall of intake pipe and blast pipe, when the clearance filter screen, the accessible is twisted and is moved the valve and close intake pipe and blast pipe.

Furthermore, adjusting sleeve keeps away from first shell one end and second shell threaded connection, adjusting sleeve all is provided with the thread seal area with the junction of first shell, second shell, and first shell and second shell communicate through adjusting sleeve, and the junction sets up the thread seal area, has guaranteed the gas tightness of connection.

Furthermore, the handle bars are four in total, and the handle bars are evenly distributed in an annular shape, and the handle bars are arranged, so that the adjusting sleeve can be conveniently rotated, and the convenience is improved.

Further, the slide bar runs through the piston piece and rather than sliding connection, the one end fixed mounting that the fixed block was kept away from to the slide bar has the stopper, through the setting of fixed block, slide bar, stopper, can prevent that piston piece and filter screen from taking place the skew at the in-process that removes, and the stopper can prevent that the piston piece from breaking away from the slide bar.

Further, the one end that the filter screen was kept away from to the gangbar and the inner wall fixed connection of bearing inner race, through the setting of connecting rod, bearing, gangbar, rotate adjusting sleeve and make adjusting sleeve move left, accessible gangbar drives filter screen and piston block and moves left, nevertheless can not drive filter screen and piston block and rotate to make the filter screen remove to the edge of second shell left end, and then be convenient for clear up the filter screen.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through the setting of connecting rod, bearing, gangbar, rotates adjusting sleeve and makes adjusting sleeve move left, and accessible gangbar drives filter screen and piston piece and moves left, nevertheless can not drive filter screen and piston piece and rotate to make the filter screen remove to the edge of second shell left end, and then be convenient for clear away on the filter screen by filterable impurity, avoid filter equipment to block up.

(2) The inner chamber has all been seted up to the inside of first shell and second shell, and first shell right side outer wall sets up to the opening form, and the left side outer wall of second shell sets up to the opening form for first shell and second shell are convenient for communicate.

(3) Through the arrangement of the dust collecting box, the cross rod and the positioning base, when the filter screen is cleaned, the dust collecting box is convenient for collecting impurities, and the impurities are prevented from being scattered.

(4) First shell one end and second shell threaded connection are kept away from to adjusting sleeve, and adjusting sleeve all is provided with the thread seal area with the junction of first shell, second shell, and first shell and second shell communicate through adjusting sleeve, and the junction sets up the thread seal area, have guaranteed the gas tightness of connection.

(5) Through the setting of handle bar for be convenient for rotate adjusting sleeve, improved the convenience.

(6) Through the setting of fixed block, slide bar, stopper, can prevent that piston piece and filter screen from taking place the skew at the in-process that removes, and the stopper can prevent that the piston piece from breaking away from the slide bar.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the inside of the adjusting sleeve of the present invention;

fig. 3 is a side view of the adjusting sleeve of the present invention;

fig. 4 is a side view of the piston block of the present invention;

fig. 5 is a side view of the bearing of the present invention;

fig. 6 is the utility model discloses the cross-sectional view in the second shell when the piston block moves to stopper department.

The reference numbers in the figures illustrate:

1. a first housing; 2. a second housing; 3. a support bar; 4. a cross bar; 5. positioning a base; 6. a dust collecting box; 7. an adjustment sleeve; 8. a handle bar; 9. a connecting rod; 10. a bearing; 11. a piston block; 12. a filter screen; 13. a fixed block; 14. a slide bar; 15. a limiting block; 16. an air inlet pipe; 17. an exhaust pipe; 18. A linkage rod.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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.

Example 1:

referring to fig. 1, a filter device for supercritical extraction equipment comprises a first housing 1 and a second housing 2, wherein inner cavities are formed in the first housing 1 and the second housing 2, the outer wall of the right side of the first housing 1 is open, the outer wall of the left side of the second housing 2 is open, so that the first housing 1 and the second housing 2 are convenient to communicate, the second housing 2 is positioned on the right side of the first housing 1, support rods 3 are fixedly arranged at the bottom ends of the first housing 1 and the second housing 2, a cross rod 4 is fixedly connected between the support rods 3, a positioning base 5 is fixedly arranged at the top end of the cross rod 4, a dust collecting box 6 is placed in the positioning base 5, a positioning groove is formed in the outer wall of the top of the positioning base 5, the dust collecting box 6 is slidably connected with the positioning groove, the top end of the dust collecting box 6 is open, and the dust collecting box 6 is positioned under the left end of the second housing 2, through dust collection box 6, horizontal pole 4, the setting of positioning base 5, make when clearing up filter screen 12, dust collection box 6 is convenient for collect impurity, the intercommunication has intake pipe 16 on the left side outer wall of first shell 1, blast pipe 17 has been seted up on the right side outer wall of second shell 2, all be provided with the valve on intake pipe 16 and blast pipe 17's the outer wall, when clearing up filter screen 12, the valve is twisted to the accessible and intake pipe 16 and blast pipe 17 are closed, intake pipe 16's the other end and carbon dioxide holding vessel intercommunication, the other end and the high-pressure pump intercommunication of blast pipe 17.

Referring to fig. 2-6, an adjusting sleeve 7 is threadedly connected to the outer wall of the first housing 1, one end of the adjusting sleeve 7, which is away from the first housing 1, is threadedly connected to the second housing 2, raw material tapes are disposed at joints between the adjusting sleeve 7 and the first and second housings 1 and 2, the first and second housings 1 and 2 are communicated with each other through the adjusting sleeve 7, and the raw material tapes are disposed at the joints to ensure the air tightness of the connection, a plurality of handle bars 8 are disposed on the outer wall of the adjusting sleeve 7, the number of handle bars 8 is four, the handle bars 8 are uniformly distributed in an annular shape, the adjusting sleeve 7 is conveniently rotated by disposing the handle bars 8, the convenience is improved, connecting bars 9 are fixedly connected to the inner walls of the upper and lower sides of the adjusting sleeve 7, a bearing 10 is fixedly connected between the connecting bars 9, a piston block 11 is movably disposed inside the second housing 2, a filter screen 12 is fixedly disposed in the middle of the, carbon dioxide enters from an air inlet pipe 16 and flows out from an exhaust pipe 17, impurities can be filtered on the left side surface of a filter screen 12, a linkage rod 18 is fixedly connected on the outer wall of one side, close to a bearing 10, of the filter screen 12, one end, far away from the filter screen 12, of the linkage rod 18 is fixedly connected with the inner wall of an inner ring of the bearing 10, through the arrangement of a connecting rod 9, the bearing 10 and the linkage rod 18, an adjusting sleeve 7 is rotated to enable the adjusting sleeve 7 to move leftwards, the filter screen 12 and a piston block 11 can be driven to move leftwards through the linkage rod 18, but the filter screen 12 and the piston block 11 cannot be driven to rotate, so that the filter screen 12 moves to the edge of the left end of a second shell 2, the filter screen 12 is convenient to clean, fixed blocks 13 are fixedly installed on the inner walls of the upper side and the lower side of the, the sliding rod 14 penetrates through the piston block 11 and is connected with the piston block in a sliding mode, a limiting block 15 is fixedly installed at one end, far away from the fixed block 13, of the sliding rod 14, the piston block 11 and the filter screen 12 can be prevented from deviating in the moving process through the arrangement of the fixed block 13, the sliding rod 14 and the limiting block 15, and the limiting block 15 can prevent the piston block 11 from being separated from the sliding rod 14.

When the dust collecting box is used, the air inlet pipe 16 and a valve on the air outlet pipe 17 are closed, the adjusting sleeve 7 is rotated clockwise through the handle rod 8, the adjusting sleeve 7 moves leftwards, the filter screen 12 and the piston block 11 are driven to move leftwards through the linkage of the connecting rod 9, the bearing 10 and the linkage rod 18 until the piston block 11 moves to the position of the limiting block 15, as shown in fig. 6, the left side surface of the filter screen 12 leaks out of the second shell 2 at the moment, the left side surface of the filter screen 12 is brushed by using a brush, filtered impurities can be brushed and fall in the dust collecting box 6, after cleaning is finished, the adjusting sleeve 7 is rotated anticlockwise through the handle rod 8, the piston block 11 is reset and moves to the position of the fixing block 13, and the valve on the air inlet pipe 16 and the air; compared with the prior art. Can realize easy operation, convenient to use, when guaranteeing the filter equipment gas tightness, be convenient for clear away filterable impurity on the inside filter screen, prevent that filter equipment from blockking up, and be convenient for collect the impurity that brushes, prevent that impurity from spilling.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A filtering device for a supercritical extraction apparatus, comprising a first housing (1) and a second housing (2), characterized in that: the second shell (2) is positioned on the right side of the first shell (1), supporting rods (3) are fixedly mounted at the bottom ends of the first shell (1) and the second shell (2), a cross rod (4) is fixedly connected between the supporting rods (3), a positioning base (5) is fixedly mounted at the top end of the cross rod (4), a dust collection box (6) is placed inside the positioning base (5), an air inlet pipe (16) is communicated with the outer wall of the left side of the first shell (1), and an exhaust pipe (17) is arranged on the outer wall of the right side of the second shell (2);

threaded connection has adjusting sleeve (7) on the outer wall of first shell (1), be provided with a plurality of handle bars (8) on adjusting sleeve (7) outer wall, equal fixedly connected with connecting rod (9) on the inner wall of both sides about adjusting sleeve (7), fixedly connected with bearing (10) between connecting rod (9), the inside movable mounting of second shell (2) has piston piece (11), the middle part fixed mounting of piston piece (11) has filter screen (12), the equal fixed mounting in right side that just is located piston piece (11) on the inner wall of both sides about second shell (2) has fixed block (13), fixed block (13) are close to fixedly connected with slide bar (14) on the outer wall of piston piece (11) one side, filter screen (12) are close to fixed connection gangbar (18) on the outer wall of bearing (10) one side.

2. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: the inner cavities are formed in the first shell (1) and the second shell (2), the outer wall of the right side of the first shell (1) is in an opening shape, and the outer wall of the left side of the second shell (2) is in an opening shape.

3. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: the dust collecting device is characterized in that a positioning groove is formed in the outer wall of the top of the positioning base (5), the dust collecting box (6) is connected with the positioning groove in a sliding mode, the top end of the dust collecting box (6) is open, and the dust collecting box (6) is located right below the left end of the second shell (2).

4. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: and valves are arranged on the outer walls of the air inlet pipe (16) and the air outlet pipe (17).

5. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: one end of the adjusting sleeve (7) far away from the first shell (1) is in threaded connection with the second shell (2), and thread tapes are arranged at the joints of the adjusting sleeve (7) with the first shell (1) and the second shell (2).

6. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: the number of the handle levers (8) is four, and the handle levers (8) are uniformly distributed in a ring shape.

7. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: the sliding rod (14) penetrates through the piston block (11) and is in sliding connection with the piston block, and a limiting block (15) is fixedly mounted at one end, far away from the fixed block (13), of the sliding rod (14).

8. A filter arrangement for a supercritical extraction apparatus according to claim 1 wherein: one end of the linkage rod (18) far away from the filter screen (12) is fixedly connected with the inner wall of the inner ring of the bearing (10).