CN112999695A

CN112999695A - Solid phase extraction instrument device with adjustable outflow liquid level height

Info

Publication number: CN112999695A
Application number: CN202110140409.3A
Authority: CN
Inventors: 吴娟娟
Original assignee: Individual
Current assignee: Jiangsu Green Union Science Instrument Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-06-22
Anticipated expiration: 2041-02-02
Also published as: CN112999695B

Abstract

The invention relates to the technical field of solid phase extraction, and discloses a solid phase extraction apparatus with adjustable effluent liquid level height, which comprises a support plate, an infusion device and an air pressure device, wherein the top end of the support plate is fixedly provided with a support frame, the top end of the support frame is fixedly provided with a fixing plate, an extraction tank is fixedly arranged in the fixing plate, the top end of the extraction tank is fixedly provided with a sealing plug, the top of the sealing plug is fixedly provided with a plug block, the infusion device is fixedly arranged in the extraction tank, the air pressure device is fixedly arranged in the sealing plug, the apparatus is improved on the basis of the solid phase extraction apparatus, so that liquid in the extraction tank can be added or reduced in real time according to needs when the apparatus is used, the liquid level height is adjusted, the purpose of controlling the liquid level height is achieved, and the liquid level height can be adjusted according to, therefore, the liquid material extraction is improved, the detection requirement is met, and the influence of errors and the like is reduced.

Description

Solid phase extraction instrument device with adjustable outflow liquid level height

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 test solution total amount of storage in test tube and sealed jar is fixed, and after test tube and sealed jar are fixed on the frame, inconvenient taking off is not convenient for add or reduce the test solution internally, 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 board, the inside fixed mounting of drain pipe has the sieve.

As optimization, the air pressure device includes the valve seat, valve seat bottom end fixed mounting inserts the trachea, valve seat top fixed mounting has the compressed air pipe, the inside movable mounting of compressed air pipe has the removal stopper, removal stopper top fixed mounting has the lifter, lifter top movable mounting has the pivot, pivot top fixed mounting has the screw thread axle, screw thread axle top fixed mounting has the hand wheel.

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 invention has the beneficial effects that: the material can be injected into the extraction tank through the feeding pipe, after the material injection is finished, the threaded shaft is rotated through the hand wheel, as the threaded shaft is in threaded connection with the top seat, the threaded shaft moves up and down in the top seat, the lifting of the threaded shaft drives the lifting rod to move through the rotating rod, the bottom end of the lifting rod is fixedly provided with the movable plug, when the movable plug rises, the pressure in the extraction tank is reduced, the pressure in the extraction tank is unbalanced, the pressure plate falls, liquid flows out from the liquid inlet pipe through the partition plate and the pressure plate and enters the extraction tank, the liquid level in the extraction tank rises, when the movable plug falls, the gas in the extraction tank is compressed, the gas pressure rises, the liquid material is subjected to downward pressure, as the bottom end of the liquid outlet pipe is immersed in the liquid material, 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, finally, the liquid flows out from the liquid permeable plate, the total amount of the liquid in the extraction tank is reduced, and the liquid level is reduced, so that the aim of controlling the liquid level in the extraction tank to rise and fall is fulfilled.

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 invention at B of FIG. 3;

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; 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.

Referring to fig. 2 and 5, the pneumatic 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.

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 device, the structure needs to be properly set, the liquid inlet pipe 201 and the liquid outlet pipe 202 are both fixedly installed inside the plug 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, liquid materials are injected into the extraction tank 6 through the liquid inlet pipe 201, when the liquid materials in the extraction tank 6 are more, the excessive liquid materials are discharged through the liquid outlet pipe 202, the liquid outlet pipe 202 is longer for facilitating the discharge of the liquid, and the shorter liquid inlet pipe 201 can avoid the situation that the liquid cannot flow out normally and smoothly due to the contact with the liquid.

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.

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 screens, 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 screens, 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 extraction tank 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 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 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 pressing plate 208 is unbalanced, the pressing plate 208 descends, the liquid level in the extraction tank 6 rises, when the movable plug 304 descends, the gas in the extraction tank 6 is compressed, the gas pressure rises, the liquid material is subjected to downward pressure, the liquid in the liquid outlet pipe 202 is communicated with the liquid in the extraction tank 6 due to the fact that the bottom end of the liquid outlet pipe 202 is immersed in the liquid material, 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 of 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 liquid level in the extraction tank 6 to ascend and descend is achieved, the pressing plate 208 is tightly attached to the partition plate 203 due to the fact that the increased gas pressure is also subjected to the upward pressure, and the liquid material is prevented from leaking.

In summary, the material can be injected into the extraction tank 6 through the feeding pipe, after the material injection is finished, the threaded shaft 307 is rotated through the hand wheel 308, the threaded shaft 307 is connected with the top seat through the 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 moving plug 304, when the moving plug 304 rises, 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 falls, 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 falls, the gas in the extraction tank 6 is compressed, the air pressure rises, the liquid is pressurized downwards, because the bottom end of the liquid outlet pipe 202 is immersed in the liquid, the liquid in the liquid outlet pipe 202 is communicated with the liquid, the liquid in the liquid outlet pipe 202 jacks up the sealing plug 210 under the action of the same pressure, the liquid finally flows out of 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 is reduced, and the liquid level is reduced, so that the purpose of controlling the liquid level in the extraction tank 6 to rise and fall is achieved.

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. 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: backup pad (1) top fixed mounting has support frame (4), support frame (4) top fixed mounting has fixed plate (5), fixed mounting has extraction jar (6) in fixed plate (5), extraction jar (6) top fixed mounting has seals stopper (7), seal stopper (7) top fixed mounting has chock (8), infusion set (2) fixed mounting is inside extraction jar (6), air pressure equipment (3) fixed mounting is inside sealing stopper (7).

2. The apparatus of claim 1, wherein the height of the effluent liquid level is adjustable by: infusion set (2) are including feed liquor pipe (201), seal the inside fixed mounting of stopper (7) and have drain pipe (202), the inside fixed mounting of feed liquor pipe (201) has baffle (203), baffle (203) top fixed mounting has swivel mount (204), swivel mount (204) inside movable mounting has bull stick (205), bull stick (205) right-hand member bottom fixed mounting has briquetting (206), bull stick (205) left end movable mounting has lifting rod (207), lifting rod (207) bottom fixed mounting has clamp plate (208), drain pipe (202) inside fixed mounting has baffle (209), the inside scarf joint of baffle (209) has sealing plug (210), top fixed mounting of 210) has inserted bar (211), top fixed mounting of 210) has compression spring (212), compression sealing plug (212) top fixed mounting has fixed block (213), fixed block (213) top fixed mounting has liquid-permeable board (214), drain pipe (202) inside fixed mounting has sieve (215).

3. The apparatus of claim 1, wherein the height of the effluent liquid level is adjustable by: pneumatic device (3) are including valve seat (301), valve seat (301) bottom fixed mounting inserts trachea (302), valve seat (301) top fixed mounting has compressed trachea (303), the inside movable mounting of compressed trachea (303) has removal stopper (304), remove stopper (304) top fixed mounting has lifter (305), lifter (305) top movable mounting has pivot (306), pivot (306) top fixed mounting has threaded shaft (307), threaded shaft (307) top fixed mounting has hand wheel (308).

4. The apparatus of claim 1, wherein the height of the effluent liquid level is adjustable by: the bottom end of the supporting plate (1) is fixedly provided with a bottom plate, the top end of the bottom plate is fixedly provided with a gravity column, the left side and the right side of the extraction tank (6) are both fixedly provided with positioning plates, the bottom ends of the positioning plates are fixedly provided with positioning rods, and the positioning rods are inserted into the fixing plates (5).

5. The apparatus of claim 2, wherein the height of the effluent liquid level is adjustable by: equal fixed mounting of feed liquor pipe (201) and drain pipe (202) is inside chock (8) and sealing stopper (7), the length of feed liquor pipe (201) is shorter than the length of drain pipe (202), the bottom of drain pipe (202) is close to the bottom of extraction jar (6), the bottom of feed liquor pipe (201) is close to the top of extraction jar (6).

6. The apparatus of claim 2, wherein the height of the effluent liquid level is adjustable by: the caulking groove has been seted up to baffle (203) inside, clamp plate (208) scarf joint inside the caulking groove, clamp plate (208) top fixed mounting has sealed the pad, sealed pad and caulking groove inner wall laminating, bull stick (205) and swivel mount (204) are through axle center pole swing joint, baffle (203) are the slope form of the low right side height in a left side.

7. The apparatus of claim 2, wherein the height of the effluent liquid level is adjustable by: the utility model discloses a screen plate, including sieve plate (215), sieve plate (215) inside fixed mounting has the screen cloth, the screen cloth is totally two, and the symmetry is installed inside sieve plate (215), the top surface of sieve plate (215) is smooth, sieve plate (215) are located the bottom of drain pipe (202).

8. The apparatus of claim 3, wherein the effluent liquid level is adjustable: compressed air pipe (303) top fixed mounting has the footstock, screw thread axle (307) pass through screw thread and footstock movable mounting, lifter (305) top fixed mounting has the connecting block, pivot (306) bottom fixed mounting has the picture peg, picture peg movable mounting is inside the connecting block.