CN112999695B - Solid phase extraction instrument device with adjustable outflow liquid level height - Google Patents
Solid phase extraction instrument device with adjustable outflow liquid level height Download PDFInfo
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- CN112999695B CN112999695B CN202110140409.3A CN202110140409A CN112999695B CN 112999695 B CN112999695 B CN 112999695B CN 202110140409 A CN202110140409 A CN 202110140409A CN 112999695 B CN112999695 B CN 112999695B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention relates to the technical field of solid phase extraction, and discloses a solid phase extraction instrument device with adjustable effluent liquid level height, which comprises a supporting plate, an infusion device and an air pressure device, wherein a supporting frame is fixedly arranged at the top end of the supporting plate, a fixing plate is fixedly arranged at the top end of the supporting frame, an extraction tank is fixedly arranged in the fixing plate, a sealing plug is fixedly arranged at the top end of the extraction tank, a plug block is fixedly arranged at the top of the sealing plug, the infusion device is fixedly arranged in the extraction tank, and the air pressure device is fixedly arranged in the sealing plug.
Description
Technical Field
The invention relates to the technical field of solid-phase extraction, in particular to a solid-phase extraction instrument device with an adjustable outflow liquid level.
Background
The solid phase extraction appearance device is an instrument that is used for fields such as environment science and technology and resource science and technology, when using this instrument, needs to store liquid in test tube or sealed jar, carries out each item experiment again and detects, and the total amount of test solution of storing in test tube and sealed jar is fixed, and is inconvenient to take off after test tube and sealed jar are fixed on the frame, is inconvenient to add or reduce test solution inwards, causes inconvenience to the detection.
Aiming at the defects of the prior art, the invention provides a solid phase extraction apparatus with an adjustable outflow liquid level height, which has the advantage of adjustable liquid level height and solves the problem of inconvenient adjustment of the amount of test solution.
Disclosure of Invention
In order to achieve the purpose of adjusting the height of the liquid level, the invention provides the following technical scheme: the utility model provides an outflow liquid level height-adjustable's solid phase extraction appearance device, includes backup pad, infusion set and air pressure device, backup pad top fixed mounting has the support frame, support frame top fixed mounting has the fixed plate, fixed mounting has the extraction jar in the fixed plate, extraction jar top fixed mounting seals the stopper, seal stopper top fixed mounting has the chock, infusion set fixed mounting is inside the extraction jar, air pressure device fixed mounting is inside sealing the stopper.
As optimizing, infusion set includes the feed liquor pipe, seal the inside fixed mounting of stopper and have the drain pipe, the inside fixed mounting of feed liquor pipe has the baffle, baffle top fixed mounting has the swivel mount, the inside movable mounting of swivel mount has the bull stick, bull stick right-hand member bottom fixed mounting has the briquetting, bull stick left end movable mounting has the lifting rod, lifting rod bottom fixed mounting has the clamp plate, the inside fixed mounting of drain pipe has the baffle, the inside scarf joint of baffle has the sealing plug, sealing plug top fixed mounting has the inserted bar, sealing plug top fixed mounting has compression spring, compression spring top fixed mounting has the fixed block, fixed block top fixed mounting has the liquid-permeable plate, the inside fixed mounting of drain pipe has the sieve.
As an optimization, the air pressure device comprises a valve seat, an inserting air pipe is fixedly mounted at the bottom end of the valve seat, a compressing air pipe is fixedly mounted at the top end of the valve seat, a movable plug is movably mounted inside the compressing air pipe, a lifting rod is fixedly mounted at the top end of the movable plug, a rotating shaft is movably mounted at the top end of the lifting rod, a threaded shaft is fixedly mounted at the top end of the rotating shaft, and a hand wheel is fixedly mounted at the top end of the threaded shaft.
As an optimization, the bottom end of the supporting plate is fixedly provided with the bottom plate, the top end of the bottom plate is fixedly provided with the gravity column, the left side and the right side of the extraction tank are respectively fixedly provided with the positioning plate, the bottom end of the positioning plate is fixedly provided with the positioning rod, the positioning rod is inserted into the fixing plate, the gravity column and the bottom plate are utilized to move down the gravity center of the equipment and increase the weight of the bottom, so that the equipment is stabilized, and the equipment is prevented from being inclined and shaken due to collision and the like.
As the optimization, the equal fixed mounting of feed liquor pipe and drain pipe is inside the chock and the closure of sealing, the length of feed liquor pipe is short in the length of drain pipe, the bottom of drain pipe is close to the bottom of extraction jar, the bottom of feed liquor pipe is close to the top of extraction jar, pours into liquid material into the extraction jar through the feed liquor pipe, and when liquid material in the extraction jar was more, through the drain pipe with unnecessary liquid material discharge, the longer discharge of being convenient for liquid of drain pipe, and shorter feed liquor pipe can avoid because the contact liquid level leads to the unable normal condition that flows smoothly of liquid.
As the optimization, the caulking groove has been seted up to the baffle inside, the clamp plate scarf joint is inside the caulking groove, clamp plate top fixed mounting has sealed the pad, sealed pad and the laminating of caulking groove inner wall, the bull stick passes through axle center pole swing joint with the swivel mount, the baffle is the slope form of low right-hand height in a left side, when liquid material flows out from the feed liquor pipe, pushes down the clamp plate through gravity, and the clamp plate no longer laminates with the baffle, and the liquid material flows from the gap between baffle and the clamp plate smoothly, and when the clamp plate received the pressure that comes from the below, the clamp plate rose and laminated with the baffle, made gaseous and liquid all can't pass through the baffle, separates the baffle both sides.
As the optimization, the sieve is the toper, the inside fixed mounting of sieve has the screen cloth, the screen cloth is totally two, and the symmetry is installed inside the sieve, the top surface of sieve is smooth, the sieve is located the bottom of drain pipe, and liquid material when in the extraction jar receives pressure, when entering into the drain pipe, the solid in the liquid material is blocked by the screen cloth, because the sieve is the toper, and the solid that is blocked is finally passed to the top, prevents that the solid from blockking the screen cloth, influences liquid flow efficiency.
As the optimization, compression trachea top fixed mounting has the footstock, the screw thread axle passes through screw thread and footstock movable mounting, lifter top fixed mounting has the connecting block, pivot bottom fixed mounting has the picture peg, picture peg movable mounting is inside the connecting block, through rotating the screw thread axle, reaches the purpose that reciprocates the lifter to come the lift removal stopper.
The beneficial effects of the invention are: the extraction tank can be filled with materials through a feeding pipe, after the materials are filled, a threaded shaft is rotated through a hand wheel, the threaded shaft is in threaded connection with a top seat, the threaded shaft moves up and down in the top seat, the lifting of the threaded shaft drives a lifting rod to move through a rotating rod, a moving plug is fixedly installed at the bottom end of the lifting rod, when the moving plug rises, the pressure in the extraction tank is reduced, the pressure in the extraction tank is unbalanced, the pressing plate falls, liquid flows out of a liquid inlet pipe through a partition plate and the pressing plate and enters the extraction tank, the liquid level in the extraction tank rises, when the moving plug falls, gas in the extraction tank is compressed, the gas pressure rises, the liquid is subjected to downward pressure, the liquid is immersed in the liquid due to the bottom end of a liquid outlet pipe, the liquid in the liquid outlet pipe is communicated with the liquid in the extraction tank, the pressure is the same, the liquid in the liquid outlet pipe jacks up a sealing plug under the action of pressure, the liquid in the liquid outlet pipe and finally flows out of the liquid inlet plate, the total amount of the liquid in the extraction tank is reduced, the liquid level in the liquid outlet pipe is reduced, and the liquid level is controlled, and the liquid level in the extraction tank is increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an extraction tank of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 3 according to the present invention;
FIG. 4 is an enlarged view of the area B in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of an air pressure device according to the present invention.
In the figure: 1. a support plate; 2. a fluid infusion device; 201. a liquid inlet pipe; 202. a liquid outlet pipe; 203. a partition plate; 204. rotating a base; 205. a rotating rod; 206. briquetting; 207. lifting a pull rod; 208. pressing a plate; 209. a baffle plate; 210. a sealing plug; 211. inserting a rod; 212. a compression spring; 213. a fixed block; 214. a liquid-permeable panel; 215. a sieve plate; 3. an air pressure device; 301. a valve seat; 302. inserting a trachea; 303. compressing the air pipe; 304. moving the plug; 305. a lifting rod; 306. a rotating shaft; 307. a threaded shaft; 308. a hand wheel; 4. a support frame; 5. a fixing plate; 6. an extraction tank; 7. sealing the plug; 8. and (6) a chock block.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a solid phase extraction apparatus device with adjustable outflow liquid level height comprises a support plate 1, an infusion device 2 and an air pressure device 3, wherein a support frame 4 is fixedly installed at the top end of the support plate 1, a fixing plate 5 is fixedly installed at the top end of the support frame 4, an extraction tank 6 is fixedly installed in the fixing plate 5, a sealing plug 7 is fixedly installed at the top end of the extraction tank 6, a plug block 8 is fixedly installed at the top of the sealing plug 7, the infusion device 2 is fixedly installed in the extraction tank 6, and the air pressure device 3 is fixedly installed in the sealing plug 7.
Referring to fig. 2-4, the infusion device 2 includes a liquid inlet tube 201, a liquid outlet tube 202 is fixedly installed inside a sealing plug 7, a partition plate 203 is fixedly installed inside the liquid inlet tube 201, a rotary seat 204 is fixedly installed on the top end of the partition plate 203, a rotary rod 205 is movably installed inside the rotary seat 204, a press block 206 is fixedly installed at the bottom of the right end of the rotary rod 205, a lifting rod 207 is movably installed at the left end of the rotary rod 205, a press plate 208 is fixedly installed at the bottom end of the lifting rod 207, a baffle 209 is fixedly installed inside the liquid outlet tube 202, a sealing plug 210 is embedded inside the baffle 209, an insert rod 211 is fixedly installed at the top end of the sealing plug 210, a compression spring 212 is fixedly installed at the top end of the compression spring 212, a fixing block 213 is fixedly installed at the top end of the fixing block 213, a liquid permeable plate 214 is fixedly installed at the top end of the fixing block 213, and a sieve plate 215 is fixedly installed inside the liquid outlet tube 202.
Referring to fig. 2 and 5, the air pressure device 3 includes a valve seat 301, an insertion air pipe 302 is fixedly installed at a bottom end of the valve seat 301, a compressed air pipe 303 is fixedly installed at a top end of the valve seat 301, a movable plug 304 is movably installed inside the compressed air pipe 303, a lifting rod 305 is fixedly installed at a top end of the movable plug 304, a rotating shaft 306 is movably installed at a top end of the lifting rod 305, a threaded shaft 307 is fixedly installed at a top end of the rotating shaft 306, and a hand wheel 308 is fixedly installed at a top end of the threaded shaft 307.
Please refer to fig. 1, in order to make the equipment better operate, the bottom fixed mounting of the supporting plate 1 has a bottom plate, the top fixed mounting of the bottom plate has a gravity column, the left and right sides of the extraction tank 6 have positioning plates, the bottom fixed mounting of the positioning plate has a positioning rod, the positioning rod is inserted into the fixing plate 5, the gravity column and the bottom plate are utilized to move down the gravity center of the equipment, and the weight of the bottom is increased, thereby the equipment is stabilized, and the equipment is prevented from inclining and shaking due to collision and the like.
Please refer to fig. 2, according to the actual operation of the apparatus, the structure needs to be properly set, the liquid inlet pipe 201 and the liquid outlet pipe 202 are both fixedly installed inside the chock block 8 and the sealing plug 7, the length of the liquid inlet pipe 201 is shorter than that of the liquid outlet pipe 202, the bottom end of the liquid outlet pipe 202 is close to the bottom of the extraction tank 6, the bottom end of the liquid inlet pipe 201 is close to the top of the extraction tank 6, the liquid material is injected into the extraction tank 6 through the liquid inlet pipe 201, when the liquid material in the extraction tank 6 is more, the excessive liquid material is discharged through the liquid outlet pipe 202, the liquid outlet pipe 202 is longer and convenient for discharging the liquid, and the shorter liquid inlet pipe 201 can avoid the situation that the liquid cannot normally and smoothly flow out due to the contact with the liquid level.
Referring to fig. 3, in order to achieve the purpose of separation, a caulking groove is formed in the partition plate 203, the pressing plate 208 is embedded in the caulking groove, a sealing gasket is fixedly mounted at the top end of the pressing plate 208 and attached to the inner wall of the caulking groove, the rotating rod 205 is movably connected with the rotating base 204 through an axial rod, the partition plate 203 is in an inclined shape with a lower left and a higher right, when liquid material flows out from the liquid inlet pipe 201, the pressing plate 208 is pressed down through gravity, the pressing plate 208 is not attached to the partition plate 203 any more, the liquid material smoothly flows out from a gap between the partition plate 203 and the pressing plate 208, and when the pressing plate 208 receives pressure from the lower side, the pressing plate 208 rises and is attached to the partition plate 203, so that gas and liquid cannot pass through the partition plate 203, and two sides of the partition plate 203 are separated.
Referring to fig. 2, due to the mixture of the components of the liquid material, the sieve plate 215 is conical, two sieve screens are fixedly installed inside the sieve plate 215, and are symmetrically installed inside the sieve plate 215, the top surface of the sieve plate 215 is smooth, the sieve plate 215 is located at the bottom of the liquid outlet pipe 202, when the liquid material in the extraction tank 6 is pressurized and enters the liquid outlet pipe 202, the solid in the liquid material is blocked by the sieve screen, and due to the conical shape of the sieve plate 215, the blocked solid is finally pushed to the top end, so that the solid is prevented from blocking the sieve screen, and the liquid flow efficiency is not affected.
Referring to fig. 4, a power device is required to control the device, a top seat is fixedly installed at the top end of the compressed air pipe 303, a threaded shaft 307 is movably installed with the top seat through threads, a connecting block is fixedly installed at the top end of the lifting rod 305, an inserting plate is fixedly installed at the bottom end of the rotating shaft 306, the inserting plate is movably installed inside the connecting block, and the purpose of moving the lifting rod 305 up and down is achieved by rotating the threaded shaft 307, so that the movable plug 304 is lifted and lowered.
When the injection device is used, materials can be injected into the extraction tank 6 through the feeding pipe, when liquid materials flow out of the liquid inlet pipe 201, the pressure plate 208 is pressed downwards through gravity, the pressure plate 208 is not attached to the partition plate 203 any more, the liquid materials smoothly flow out of a gap between the partition plate 203 and the pressure plate 208, after the injection is finished, the pressure block 206 descends under the action of gravity, so that the pressure plate 208 ascends, the pressure plate 208 is attached to the partition plate 203 again, the partition plate 203 is separated up and down, the threaded shaft 307 is rotated through the hand wheel 308, the threaded shaft 307 is connected with the top seat through threads, the threaded shaft 307 moves up and down in the top seat, the lifting rod 305 is driven by the rotating rod 205 to move through the lifting shaft 307, the movable plug 304 is fixedly installed at the bottom end of the lifting rod 305, when the movable plug 304 ascends, the pressure in the extraction tank 6 is reduced, the pressure of the pressure plate 208 is unbalanced up and down, the pressure plate 208 descends, liquid flows out from the liquid inlet pipe 201 through the space between the partition plate 203 and the pressing plate 208 and enters the extraction tank 6, the liquid level in the extraction tank 6 rises, when the movable plug 304 descends, gas in the extraction tank 6 is compressed, the air pressure rises, the liquid material is subjected to downward pressure, as the bottom end of the liquid outlet pipe 202 is immersed in the liquid material, the liquid in the liquid outlet pipe 202 is communicated with the liquid in the extraction tank 6, the pressure is the same, the liquid in the liquid outlet pipe 202 jacks up the sealing plug 210 under the action of the pressure, the liquid finally flows out from the liquid permeable plate 214 through the sealing plug 210 and the baffle 209, the total amount of the liquid in the extraction tank 6 descends, the liquid level descends, the purpose of controlling the ascending and descending of the liquid level in the extraction tank 6 is achieved, and the pressing plate 208 is also subjected to the upward pressure due to the increased air pressure, so that the pressing plate 208 is tightly attached to the partition plate 203, and the leakage of the liquid material is prevented.
In summary, the material can be injected into the extraction tank 6 through the feed pipe, after the material injection is finished, the threaded shaft 307 is rotated through the hand wheel 308, the threaded shaft 307 is in threaded connection with the top seat, the threaded shaft 307 moves up and down in the top seat, the lifting rod 305 is driven by the rotating rod 205 to move through the lifting rod 307, the bottom end of the lifting rod 305 is fixedly provided with the moving plug 304, when the moving plug 304 moves up, the air pressure in the extraction tank 6 is reduced, the pressure of the pressing plate 208 is unbalanced up and down, the pressing plate 208 moves down, the liquid flows out from the liquid inlet pipe 201 through the partition plate 203 and the pressing plate 208, enters the extraction tank 6, the liquid level in the extraction tank 6 rises, when the moving plug 304 moves down, the air in the extraction tank 6 is compressed, the air pressure rises, the liquid receives downward pressure, the liquid is immersed in the liquid outlet pipe 202, the liquid in the liquid outlet pipe 202 is communicated with the liquid in the extraction tank 6, the pressure is the same, the liquid in the liquid outlet pipe 202 is pressed up, the liquid level, the liquid passes through the partition plate 210 and the baffle plate 209, finally flows out from the liquid outlet pipe 214, the liquid level in the extraction tank 6 is lowered, the total amount of the liquid in the extraction tank 6 is controlled, and the total amount of the liquid in the liquid is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. The utility model provides an outflow liquid level height-adjustable's solid phase extraction appearance device, includes backup pad (1), infusion set (2) and pneumatic means (3), its characterized in that: the device comprises a supporting plate (1), a supporting frame (4), a fixing plate (5), an extraction tank (6), a sealing plug (7), a plug block (8), an infusion device (2), and an air pressure device (3), wherein the supporting frame (4) is fixedly installed at the top end of the supporting frame (1), the fixing plate (5) is fixedly installed at the top end of the supporting frame (4), the extraction tank (6) is fixedly installed in the fixing plate (5), the sealing plug (7) is fixedly installed at the top end of the extraction tank (6), the plug block (8) is fixedly installed at the top end of the sealing plug (7), the infusion device (2) is fixedly installed in the extraction tank (6), and the air pressure device (3) is fixedly installed in the sealing plug (7);
the infusion device (2) comprises a liquid inlet pipe (201), a liquid outlet pipe (202) is fixedly mounted inside a sealing plug (7), a partition plate (203) is fixedly mounted inside the liquid inlet pipe (201), a rotary seat (204) is fixedly mounted on the top end of the partition plate (203), a rotary rod (205) is movably mounted inside the rotary seat (204), a pressing block (206) is fixedly mounted at the bottom of the right end of the rotary rod (205), a lifting rod (207) is movably mounted at the left end of the rotary rod (205), a pressing plate (208) is fixedly mounted at the bottom end of the lifting rod (207), a baffle (209) is fixedly mounted inside the liquid outlet pipe (202), a sealing plug (210) is embedded inside the baffle (209), an inserting rod (211) is fixedly mounted at the top end of the rotary rod (210), a compression spring (212) is fixedly mounted at the top end of the sealing plug (212), a fixing block (213) is fixedly mounted at the top end of the compression spring (212), a liquid permeable plate (214) is fixedly mounted at the top end of the fixing block (213), and a sieve plate (215) is fixedly mounted inside the liquid outlet pipe (202);
the pneumatic device (3) comprises a valve seat (301), an inserted air pipe (302) is fixedly installed at the bottom end of the valve seat (301), a compressed air pipe (303) is fixedly installed at the top end of the valve seat (301), a movable plug (304) is movably installed in the compressed air pipe (303), a lifting rod (305) is fixedly installed at the top end of the movable plug (304), a rotating shaft (306) is movably installed at the top end of the lifting rod (305), a threaded shaft (307) is fixedly installed at the top end of the rotating shaft (306), and a hand wheel (308) is fixedly installed at the top end of the threaded shaft (307);
a bottom plate is fixedly mounted at the bottom end of the supporting plate (1), a gravity column is fixedly mounted at the top end of the bottom plate, positioning plates are fixedly mounted on the left side and the right side of the extraction tank (6), positioning rods are fixedly mounted at the bottom ends of the positioning plates, and the positioning rods are inserted into the fixing plates (5);
the liquid inlet pipe (201) and the liquid outlet pipe (202) are fixedly arranged inside the plug block (8) and the sealing plug (7), the length of the liquid inlet pipe (201) is shorter than that of the liquid outlet pipe (202), the bottom end of the liquid outlet pipe (202) is close to the bottom of the extraction tank (6), and the bottom end of the liquid inlet pipe (201) is close to the top of the extraction tank (6);
a caulking groove is formed in the partition plate (203), the pressing plate (208) is embedded in the caulking groove, a sealing gasket is fixedly mounted at the top end of the pressing plate (208), the sealing gasket is attached to the inner wall of the caulking groove, the rotating rod (205) is movably connected with the rotating seat (204) through an axis rod, and the partition plate (203) is inclined in a shape that the left part is lower and the right part is higher;
the sieve plate (215) is conical, two sieve screens are fixedly arranged in the sieve plate (215), the sieve plates are symmetrically arranged in the sieve plate (215), the top end surface of the sieve plate (215) is smooth, and the sieve plate (215) is positioned at the bottom of the liquid outlet pipe (202);
a top seat is fixedly installed at the top end of the compressed air pipe (303), the threaded shaft (307) is movably installed with the top seat through threads, a connecting block is fixedly installed at the top end of the lifting rod (305), an inserting plate is fixedly installed at the bottom end of the rotating shaft (306), and the inserting plate is movably installed inside the connecting block;
when the extraction tank is used, materials are injected into the extraction tank 6 through the feeding pipe, when liquid materials flow out of the liquid inlet pipe 201, the pressing plate 208 is pressed downwards through gravity, the pressing plate 208 is not attached to the partition plate 203 any more, the liquid materials smoothly flow out of a gap between the partition plate 203 and the pressing plate 208, after the materials are injected, the pressing block 206 descends under the action of gravity, so that the pressing plate 208 ascends, the pressing plate 208 is attached to the partition plate 203 again, the partition plate 203 is separated up and down, the threaded shaft 307 is rotated through the hand wheel 308, the threaded shaft 307 is connected with the top seat through threads, the threaded shaft 307 moves up and down in the top seat, the lifting of the threaded shaft 307 drives the lifting rod 305 to move through the rotating rod 205, the bottom end of the lifting rod 305 is fixedly provided with the movable plug 304, when the movable plug 304 ascends, the pressure in the extraction tank 6 is reduced, the pressure of the pressing plate 208 is unbalanced up and down, and the pressing plate 208 descends, liquid flows out from the liquid inlet pipe 201 through the space between the partition plate 203 and the pressing plate 208 and enters the extraction tank 6, the liquid level in the extraction tank 6 rises, when the movable plug 304 descends, gas in the extraction tank 6 is compressed, the air pressure rises, the liquid material is subjected to downward pressure, as the bottom end of the liquid outlet pipe 202 is immersed in the liquid material, the liquid in the liquid outlet pipe 202 is communicated with the liquid in the extraction tank 6, the pressure is the same, the liquid in the liquid outlet pipe 202 jacks up the sealing plug 210 under the action of the pressure, the liquid finally flows out from the liquid permeable plate 214 through the sealing plug 210 and the baffle 209, the total amount of the liquid in the extraction tank 6 descends, the liquid level descends, the purpose of controlling the ascending and descending of the liquid level in the extraction tank 6 is achieved, and the pressing plate 208 is also subjected to the upward pressure due to the increased air pressure, so that the pressing plate 208 is tightly attached to the partition plate 203, and the leakage of the liquid material is prevented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140409.3A CN112999695B (en) | 2021-02-02 | 2021-02-02 | Solid phase extraction instrument device with adjustable outflow liquid level height |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140409.3A CN112999695B (en) | 2021-02-02 | 2021-02-02 | Solid phase extraction instrument device with adjustable outflow liquid level height |
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| CN112999695B true CN112999695B (en) | 2022-11-11 |
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Denomination of invention: A solid-phase extraction instrument device with adjustable outflow liquid level height Effective date of registration: 20230925 Granted publication date: 20221111 Pledgee: Bank of China Limited by Share Ltd. Taizhou Gaogang sub branch Pledgor: JIANGSU GREEN UNION SCIENCE INSTRUMENT CO.,LTD. Registration number: Y2023980058682 |
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