CN105092354A - High-flux preprocessor for medicinal residue extraction - Google Patents
High-flux preprocessor for medicinal residue extraction Download PDFInfo
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- CN105092354A CN105092354A CN201510454523.8A CN201510454523A CN105092354A CN 105092354 A CN105092354 A CN 105092354A CN 201510454523 A CN201510454523 A CN 201510454523A CN 105092354 A CN105092354 A CN 105092354A
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Abstract
The invention discloses a high-flux preprocessor for medicinal residue extraction. The preprocessor is convenient to operate, high in working efficiency and capable of operating a plurality of samples at the same time and obtaining a sample extracting solution. The high-flux preprocessor comprises a vortex oscillator, a rack, a horizontal guide rail, a sliding base, a clamping device and a lifting air cylinder, wherein the horizontal guide rail is arranged on the rack, the sliding base is arranged on the horizontal guide rail in a slidable mode, the clamping device is located below the sliding base, and the lifting air cylinder is arranged on the sliding base and used for lifting the clamping device. The clamping device comprises a supporting plate, an installation base, a vertical connecting rod and a pressing plate, wherein the installation base is located below the supporting plate, the vertical connecting rod is connected with the supporting plate and the installation base, and the pressing plate can ascend and descend along the vertical connecting rod; a plurality of first vertical installation through holes are formed in the installation base, liquid containing barrels are inserted into the first vertical installation through holes, first annular stop blocks are arranged at the portions, above the installation base, on the outer side faces of the liquid containing barrels, and the vortex oscillator is located below the installation base.
Description
Technical field
The present invention relates to the residual extract treating apparatus of a kind of medicine, be specifically related to a kind of high flux pre-treatment instrument for the residual extraction of medicine.
Background technology
Along with the raising of people's living standard, while aquatic products production and consumption output improves greatly, the quality problems of aquatic products also more and more receive publicity; How checking the quality good or not of aquatic products, is the problem that consumer pays special attention to.According to relevant alimentary codex, the requirement of Food Inspection regulation, aquatic products need by the detection of the aspects such as organoleptic examination, physical examination, chemical analysis to ensure the quality safety of aquatic products.
At present, the extraction step of the sample extracting solution of aquatic products detection generally includes following steps: first smashed to pieces aquatic products to be detected and put into sample hose, and in sample hose, add a certain amount of organic solvent; Then by Syrup-homogenizing instrument or turbula shaker, homogenate is carried out to the sample in sample hose, make the left drug in aquatic products be dissolved in organic solvent; Then adopt mode that is centrifugal or that filter that the residue filter in sample hose is obtained sample extracting solution again.The operating process of current this sample extracting solution is more loaded down with trivial details, waste time and energy, and once can only operate a sample hose, and this causes large batch of sample in reality detects often to spend a large amount of time.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, provide a kind of easy to operate, work efficiency is high, can operate simultaneously and obtain the high flux pre-treatment instrument for the residual extraction of medicine of sample extracting solution to multiple sample.
Technical scheme of the present invention is:
A kind of high flux pre-treatment instrument for the residual extraction of medicine, comprise turbula shaker, frame, be arranged on the horizontal guide rail in frame, slidably be arranged on the slide on horizontal guide rail, be positioned at the clamping device below slide and be arranged on for being elevated the lift cylinder of clamping device on slide, described clamping device comprises back up pad, be positioned at the mount pad below back up pad, connect back up pad and mount pad vertical connecting link and can along the pressing plate of vertical connecting link oscilaltion; Described mount pad is provided with some first and vertically installs through hole, first vertical installation in through hole is inserted with knapsack, the lower end of knapsack is positioned at below mount pad, and knapsack upper end is positioned at above mount pad, and knapsack lateral surface is positioned at above mount pad and is provided with the first collar stop; Described pressing plate is provided with first guide pin bushing that can slide along vertical connecting link, and the first guide pin bushing is provided with the first guide pin bushing can be made to be fixed on tight fixed bolt on vertical connecting link; Described turbula shaker is positioned at below mount pad.This programme structure can carry out homogenate operation to multiple sample simultaneously, and it is easy to operate, and work efficiency is high.
As preferably, also comprise extract tripping device, get liquid separating apparatus and comprise vaccum-pumping equipment, there is the main box of sealed internal chamber, be arranged on placement through hole and the communication type airtight construction of the circle on main box end face; Be positioned in main box place to be provided with immediately below through hole some with knapsack extract surge drum one to one; Described communication type airtight construction comprises the mounting groove being arranged on and placing on through hole medial surface, is arranged on the inflation seal ring in mounting groove and pressure conversion cylinder body; The inner chamber of described pressure conversion cylinder body is made up of the first cavity be interconnected and the second cavity, and the internal diameter of the first cavity is greater than the internal diameter of the second cavity; First piston body is provided with in described first cavity, the second piston body is provided with in second cavity, and be connected by head rod between first piston body with the second piston body, near the one end open of first piston body on described pressure conversion cylinder body, close near one end of the second piston body; Described first inside cavities face is provided with the first limited block, and the first limited block and the second piston body are positioned at the relative both sides of first piston body, described second cavity is provided with and first piston body can be made to be resisted against the first pretension Compress Spring on the first limited block, and the first pretension Compress Spring and first piston body are positioned at the second relative both sides of piston body; Described pressure conversion cylinder outside is provided with the first connector and the second connector, and the first connector is connected with the first cavity, and the first connector is between first piston body and the second piston body; Second connector is connected with the second cavity, and the second connector and first piston body are positioned at the second relative both sides of piston body; Described main box lateral surface is provided with the 3rd connector and pump orifice, described inflation seal ring is provided with and fills exhaust nozzle, be connected by the first connecting pipe between described first connector with the 3rd connector, described second connector is connected by the second connecting pipe with filling between exhaust nozzle, and described vaccum-pumping equipment is connected by third connecting pipeline with between pump orifice; The upper/lower terminal opening of described knapsack, the upper port edge of knapsack is provided with air guide breach, and knapsack bottom is provided with filtering membrane interlayer; Described mount pad is cylindric, and the external diameter of mount pad is less than the internal diameter placing through hole, and described first is vertically provided with the first O-ring seal between installation through hole and knapsack.
This programme structure can simultaneously pair time filtration carried out to multiple sample obtain sample extracting solution, it is easy to operate, and work efficiency is high.
On the other hand, in actual use, because mount pad needs often to insert to place through hole/taking-up, the O-ring seal placed between through hole and mount pad is made easily to loosen, produce gap, cause ambient atmos in main box inner chamber vacuum to enter main box inner chamber, affect the filtration of sample extracting solution; This programme improves for this problem, effectively solves the poor sealing because placing between through hole and mount pad, and causes the negative pressure vacuumizing cavity not enough, affect the problem that sample extracting solution filters.
Because the pressure conversion cylinder intracoelomic cavity between first piston body and the second piston body passes through the intracavity inter-connection of the first connecting pipe and main box, and the cross-sectional area of first piston body is greater than the cross-sectional area of the second piston body; Thus the air pressure in vacuum between first piston body and the second piston body reduces, second piston body is moved toward the second limited block direction, thus in the inner chamber of gas pressure changed in cylinder body by the second connecting pipe press-in inflation seal ring, inflation seal ring is expanded, and then ensures that inflation seal ring is at cartridge filter and place to be formed between through hole and seal reliably; And along with the negative pressure of main box inner chamber increases, air pressure in the annular inflatable inner chamber of inflation seal ring also increases thereupon, thus ensure that further inflation seal ring is at cartridge filter and place to be formed between through hole and seal reliably, effective solution is cleaned and dress sample because cartridge filter needs often to take out, the O-ring seal placed between through hole and cartridge filter is made to loosen, produce gap, and the sealing reliability affecting cartridge filter and place between through hole, and increase along with the negative pressure of main box inner chamber, often easily produce the problem of the poor sealing placed between through hole and cartridge filter.On the other hand, after sample extracting solution has filtered, vaccum-pumping equipment is closed, now main box chamber pressure recovers, thus first piston body and the second piston body are resetted under the effect of the first pretension Compress Spring, now inflation seal ring shrinks, thus mount pad is taken out smoothly, and guarantee equipment normally works.
As preferably, pressure conversion cylinder outside is provided with the 4th connector be connected with the first cavity, and the 4th connector is between first piston body and the second piston body, and described 4th connector place is provided with electromagnetic switch valve; Pressure conversion cylinder outside is provided with the 5th connector be connected with the second cavity, and the 5th connector and first piston body are positioned at the second relative both sides of piston body, and described 5th connector place is provided with electromagnetic switch valve; Described main box lateral surface is provided with the 6th connector with main box intracavity inter-connection, and described 6th connector place is provided with electromagnetic switch valve.
As preferably, the second inside cavities face is provided with the second limited block, and the second limited block is between the second piston body and the second connector.
As preferably, check valve apparatus is provided with in the lower port of knapsack, this check valve apparatus is positioned at below filtering membrane interlayer, check valve apparatus comprises the annular boss be arranged on knapsack medial surface, be arranged on the second O-ring seal on annular boss medial surface, to be arranged in knapsack and the vertical valve pocket be positioned at above annular boss, slidably be arranged on the valve rod in vertical valve pocket and be arranged on the circular valve plate of valve rod lower end, described valve pocket is connected with knapsack by connecting link, described valve rod lateral surface is positioned at above valve pocket and is provided with the second collar stop, described valve rod is provided with between valve pocket and circular valve plate the second collar stop can be made to be resisted against the second Compress Spring on valve pocket, and when the second collar stop is resisted against on valve pocket, described second O-ring seal is resisted against on the lateral surface of circular valve plate, be provided with vertical push rod in described extract surge drum, and vertically push rod is connected with extract surge drum by connecting link, the upper end of vertical push rod is positioned at the top of extract surge drum, the coboundary of described mount pad lateral surface is provided with the 3rd collar stop, when mount pad is plugged in placement through hole, and when the 3rd collar stop is resisted against on main box end face, described vertical push rod by jack-up circular valve plate, and makes circular valve plate be positioned at above annular boss.The check valve apparatus of this programme can avoid the liquid in knapsack to flow out, and coordinates the vertical push rod got in liquid surge drum can also ensure, in filter process, the residue filter in sample hose is obtained sample extracting solution simultaneously.
As preferably, be provided with rack in main box, this rack is provided with horizontal positioned plate; Described horizontal positioned plate is provided with some second and vertically installs through hole, and described extract surge drum is plugged in corresponding second and vertically installs through hole, and extract surge drum lateral surface is positioned at second and vertically installs above through hole and be provided with the 3rd collar stop.
As preferably, horizontal guide rail is provided with the 3rd positive stop and the 4th positive stop, and described slide is between the 3rd positive stop and the 4th positive stop, and when slide is resisted against on the 3rd positive stop, described mount pad is positioned at directly over turbula shaker; When slide is resisted against on the 4th positive stop, described mount pad is positioned to be placed directly over through hole.
As preferably, slide is provided with the second vertical guide pin bushing, and be provided with vertical guide rod in the second vertical guide pin bushing, the lower end of vertical guide rod is connected with back up pad.
As preferably, the rubber cushion blocks that the oscillating plate of turbula shaker is provided with or sponge cushion block, and rubber cushion blocks or sponge cushion block are positioned at above oscillating plate.
The invention has the beneficial effects as follows: have easy to operate, work efficiency is high, can operate multiple sample simultaneously and obtain the feature of sample extracting solution.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the high flux pre-treatment instrument for the residual extraction of medicine of the present invention.
Fig. 2 is the partial enlarged drawing at A place in Fig. 1.
Fig. 3 is the partial enlarged drawing at B place in Fig. 2.
Fig. 4 is a kind of structural representation getting liquid separating apparatus of the present invention.
Fig. 5 is the high flux pre-treatment instrument a kind of structural representation in the course of the work for the residual extraction of medicine of the present invention.
Fig. 6 is the partial enlarged drawing at C place in Fig. 5.
Fig. 7 is the partial enlarged drawing at D place in Fig. 5.
In figure: horizontal guide rail 1, the 3rd positive stop 1a, the 4th positive stop 1b; Clamping device 2, slide 21, vertical guide rod 22, lift cylinder 23, back up pad 24, vertical connecting link 25, pressing plate 26, mount pad 27, knapsack 28, the first guide pin bushing 29, tight fixed bolt 210, the 3rd collar stop 211, first O-ring seal 212, air guide breach 213, first collar stop 214, first vertically installs through hole 215, filtering membrane interlayer 216, annular boss 217, the second O-ring seal 218, circular valve plate 219, valve rod 220, the second Compress Spring 221, vertical valve pocket 222, second collar stop 223; Turbula shaker 3, oscillating plate 31, rubber cushion blocks 32; Extract tripping device 4, main box 41, pump orifice 42, the 6th connector 43, places through hole 44, rack 45, horizontal positioned plate 46, extract surge drum the 47, three collar stop 48, vertical push rod 49; Communication type airtight construction 5, pressure conversion cylinder body the 51, five connector 52, first pretension Compress Spring 53, second cavity 54, second limited block 55, second piston body the 56, four connector 57, first cavity 58, first piston body 59, first limited block 510, second connector 511, first connector 512, second connecting pipe 513, first connecting pipe 514,3rd connector 515, inflation seal ring 516.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
As shown in Figure 1, a kind of high flux pre-treatment instrument for the residual extraction of medicine comprises turbula shaker 3, frame, be arranged on the horizontal guide rail 1 in frame, slidably be arranged on the slide 21 on horizontal guide rail, being positioned at the clamping device 2 below slide, being arranged on slide for being elevated lift cylinder 23 and the extract tripping device 4 of clamping device.Frame is also provided with the horizontal translocation cylinder for promoting slide.Horizontal guide rail is provided with the 3rd positive stop 1a and the 4th positive stop 1b.Slide is between the 3rd positive stop and the 4th positive stop.Turbula shaker and extract tripping device are positioned at below horizontal guide rail, and turbula shaker and extract tripping device distribute along horizontal guide rail.
As shown in Figure 1 and Figure 2, clamping device comprises back up pad 24, is positioned at the mount pad 27 below back up pad, connect back up pad and mount pad vertical connecting link 25 and can along the pressing plate 26 of vertical connecting link oscilaltion.Turbula shaker is positioned at below mount pad.The rubber cushion blocks 32 that the oscillating plate 31 of turbula shaker is provided with or sponge cushion block, and rubber cushion blocks or sponge cushion block are positioned at above oscillating plate.When slide is resisted against on the 3rd positive stop, mount pad is positioned at directly over turbula shaker.Slide is provided with the second vertical guide pin bushing.Vertical guide rod 22 is provided with in second vertical guide pin bushing.The lower end of vertical guide rod is connected with back up pad.The piston rod of lift cylinder is connected with back up pad.Pressing plate is provided with first guide pin bushing 29 that can slide along vertical connecting link, and the first guide pin bushing is provided with the first guide pin bushing can be made to be fixed on tight fixed bolt 210 on vertical connecting link.First guide pin bushing is provided with the horizontal screw running through the first inside and outside side of guide pin bushing, and tight fixed bolt is arranged in horizontal screw.
Mount pad is cylindric.The coboundary of mount pad lateral surface is provided with the 3rd collar stop 211.Mount pad is provided with some first and vertically installs through hole 215.First vertical installation through hole is circular hole.First vertical installation in through hole is inserted with knapsack 28.Knapsack is cylindrical.The upper/lower terminal opening of knapsack.The upper port edge of knapsack is provided with air guide breach 213.Knapsack bottom is provided with filtering membrane interlayer 216.Filtering membrane interlayer is near the lower end of knapsack.The lower end of knapsack is positioned at below mount pad, and knapsack upper end is positioned at above mount pad, and knapsack lateral surface is positioned at above mount pad and is provided with the first collar stop 214.First is vertically provided with the first O-ring seal 212 between installation through hole and knapsack.First O-ring seal is arranged in the first seal groove vertically installed on through hole medial surface.Knapsack vertically can be installed in through hole by first and take out, and is convenient to add sample, is convenient to washing.
As shown in Figure 2 and Figure 3, check valve apparatus is provided with in the lower port of knapsack.This check valve apparatus is positioned at below filtering membrane interlayer.Check valve apparatus comprises the annular boss 217 be arranged on knapsack medial surface, be arranged on the second O-ring seal 218 on annular boss medial surface, to be arranged in knapsack and the vertical valve pocket 222 be positioned at above annular boss, to be slidably arranged on the valve rod 220 in vertical valve pocket and to be arranged on the circular valve plate 219 of valve rod lower end.Valve pocket is connected with knapsack by connecting link.Valve rod lateral surface is positioned at above valve pocket and is provided with the second collar stop 223.Valve rod is provided with between valve pocket and circular valve plate the second collar stop can be made to be resisted against the second Compress Spring 221 on valve pocket.When the second collar stop is resisted against on valve pocket, the second O-ring seal is resisted against on the lateral surface of circular valve plate, and forms hermetically-sealed construction between annular boss and circular valve plate.
As shown in Figure 1, Figure 4, Figure 5, get liquid separating apparatus and comprise vaccum-pumping equipment, there is the main box 41 of sealed internal chamber, be arranged on placement through hole 44 and the communication type airtight construction 5 of the circle on main box end face.Vaccum-pumping equipment is aspiration pump.The external diameter of mount pad is less than the internal diameter placing through hole.When slide is resisted against on the 4th positive stop, mount pad is positioned to be placed directly over through hole.
Be positioned in main box place to be provided with immediately below through hole some with knapsack extract surge drum 47 one to one.Rack 45 is provided with in main box.This rack is provided with horizontal positioned plate 46.Horizontal positioned plate is provided with some second and vertically installs through hole.Extract surge drum is plugged in corresponding second and vertically installs through hole, and extract surge drum lateral surface is positioned at second and vertically installs above through hole and be provided with the 3rd collar stop 48.Extract surge drum is cylindrical, and the internal diameter that extract is collected is greater than the internal diameter of knapsack.Be provided with vertical push rod 49 in extract surge drum, and vertically push rod is connected with extract surge drum by connecting link.The upper end of vertical push rod is positioned at the top of extract surge drum.
As shown in Fig. 5, Fig. 6, Fig. 7, when mount pad is plugged in placement through hole, and when the 3rd collar stop is resisted against on main box end face; Vertical push rod by jack-up circular valve plate, and makes circular valve plate be positioned at above annular boss.
Communication type airtight construction comprises the mounting groove being arranged on and placing on through hole medial surface, is arranged on the inflation seal ring 516 in mounting groove and pressure conversion cylinder body 51.The inner chamber of pressure conversion cylinder body is stepped.The inner chamber of pressure conversion cylinder body is made up of the first cavity 58 be interconnected and the second cavity 54, and the internal diameter of the first cavity is greater than the internal diameter of the second cavity.First piston body 59 is provided with in first cavity.Be provided with the second piston body 56 in second cavity, and be connected by head rod between first piston body with the second piston body.Near the one end open of first piston body on pressure conversion cylinder body, close near one end of the second piston body.First inside cavities face is provided with the first limited block 510, and the first limited block and the second piston body are positioned at the relative both sides of first piston body.Second inside cavities face is provided with the second limited block 55, and the second limited block is between the second piston body and the second connector.Second cavity is provided with and first piston body can be made to be resisted against the first pretension Compress Spring 53 on the first limited block, and the first pretension Compress Spring and first piston body are positioned at the second relative both sides of piston body.
Pressure conversion cylinder outside is provided with the first connector 512 and the second connector 511.First connector is connected with the first cavity, and the first connector is between first piston body and the second piston body.Second connector is connected with the second cavity, and the second connector and first piston body are positioned at the second relative both sides of piston body.Main box lateral surface is provided with the 3rd connector 515 and pump orifice 42.Pressure conversion cylinder outside is provided with the 4th connector 57 be connected with the first cavity, and the 4th connector is between first piston body and the second piston body.4th connector place is provided with electromagnetic switch valve.Pressure conversion cylinder outside is provided with the 5th connector 52 be connected with the second cavity, and the 5th connector and first piston body are positioned at the second relative both sides of piston body.5th connector place is provided with electromagnetic switch valve.Main box lateral surface is provided with the 6th connector 43 with main box intracavity inter-connection.6th connector place is provided with electromagnetic switch valve.Inflation seal ring is provided with and fills exhaust nozzle.Be connected by the first connecting pipe 514 between first connector with the 3rd connector.Second connector is connected by the second connecting pipe 513 with filling between exhaust nozzle.Be connected by third connecting pipeline between vaccum-pumping equipment with pump orifice.
The specific works process of the high flux pre-treatment instrument for the residual extraction of medicine of the present invention is as follows:
The first, the aquatic products smashed to pieces and organic solvent are together added in knapsack.
The second, pressing plate is resisted against in the upper port of each knapsack, and by tight fixed bolt fixation clip.
3rd, slide is resisted against on the 3rd positive stop, and now mount pad is positioned at directly over turbula shaker; Then, drive back up pad by lift cylinder, pressing plate, mount pad and knapsack move down, and make knapsack lower end abutment on the rubber cushion blocks or sponge cushion block of turbula shaker; Again then, turbula shaker work carries out homogenate operation to multiple sample simultaneously.
4th, drive back up pad by lift cylinder, pressing plate, mount pad and knapsack move.
5th, slide moves along horizontal guide rail, and makes slide be resisted against on the 4th positive stop, and now mount pad is positioned at and places directly over through hole.
6th, drive back up pad by lift cylinder, pressing plate, mount pad and knapsack move down, and mount pad is inserted and places through hole, until the 3rd collar stop is resisted against on main box end face; Now, vertical push rod by jack-up circular valve plate, and makes circular valve plate be positioned at above annular boss.
7th, close the electromagnetic switch valve at the 4th, the 5th and the 6th connector place, and open the inner chamber of vaccum-pumping equipment to main box and vacuumize;
As shown in Fig. 4, Fig. 5, Fig. 6, because the communication type inner chamber of cylinder block between first piston body and the second piston body passes through the intracavity inter-connection of the first connecting pipe and main box, and the cross-sectional area of first piston body is greater than the cross-sectional area of the second piston body; Thus the air pressure in vacuum between first piston body and the second piston body reduces, second piston body is moved toward the second limited block direction, thus the gas in communication type cylinder body is pressed into by the second connecting pipe in the annular inflatable inner chamber of inflation seal ring, inflation seal ring is expanded, and then ensures that inflation seal ring is at mount pad and place to be formed between through hole and seal reliably.
Sample extracting solution in this process in knapsack through filtering membrane interlayer, and flows in corresponding extract surge drum.
8th, after sample extracting solution to be filtered in cylinder to be filtered has filtered, vaccum-pumping equipment is closed, the electromagnetic switch valve at the 4th, the 5th and the 6th connector place is opened simultaneously, thus first piston body and the second piston body are resetted under the effect of pretension Compress Spring, repeat to extract to residue as required, or for filter preparation next time
9th, drive back up pad by lift cylinder, pressing plate, on mount pad and knapsack; Then, extract surge drum is taken out, thus obtains sample extracting solution to be detected.
Claims (9)
1. the high flux pre-treatment instrument for the residual extraction of medicine, comprise turbula shaker, it is characterized in that, comprise frame, be arranged on the horizontal guide rail in frame, be slidably arranged on the slide on horizontal guide rail, be positioned at the clamping device below slide and be arranged on slide for being elevated the lift cylinder of clamping device, described clamping device comprises back up pad, is positioned at the mount pad below back up pad, connect back up pad and mount pad vertical connecting link and can along the pressing plate of vertical connecting link oscilaltion; Described mount pad is provided with some first and vertically installs through hole, first vertical installation in through hole is inserted with knapsack, the lower end of knapsack is positioned at below mount pad, and knapsack upper end is positioned at above mount pad, and knapsack lateral surface is positioned at above mount pad and is provided with the first collar stop; Described pressing plate is provided with first guide pin bushing that can slide along vertical connecting link, and the first guide pin bushing is provided with the first guide pin bushing can be made to be fixed on tight fixed bolt on vertical connecting link; Described turbula shaker is positioned at below mount pad.
2. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 1, it is characterized in that, also comprise extract tripping device, get liquid separating apparatus and comprise vaccum-pumping equipment, there is the main box of sealed internal chamber, be arranged on placement through hole and the communication type airtight construction of the circle on main box end face; Be positioned in main box place to be provided with immediately below through hole some with knapsack extract surge drum one to one; Described communication type airtight construction comprises the mounting groove being arranged on and placing on through hole medial surface, is arranged on the inflation seal ring in mounting groove and pressure conversion cylinder body;
The inner chamber of described pressure conversion cylinder body is made up of the first cavity be interconnected and the second cavity, and the internal diameter of the first cavity is greater than the internal diameter of the second cavity; First piston body is provided with in described first cavity, the second piston body is provided with in second cavity, and be connected by head rod between first piston body with the second piston body, near the one end open of first piston body on described pressure conversion cylinder body, close near one end of the second piston body;
Described first inside cavities face is provided with the first limited block, and the first limited block and the second piston body are positioned at the relative both sides of first piston body, described second cavity is provided with and first piston body can be made to be resisted against the first pretension Compress Spring on the first limited block, and the first pretension Compress Spring and first piston body are positioned at the second relative both sides of piston body;
Described pressure conversion cylinder outside is provided with the first connector and the second connector, and the first connector is connected with the first cavity, and the first connector is between first piston body and the second piston body; Second connector is connected with the second cavity, and the second connector and first piston body are positioned at the second relative both sides of piston body; Described main box lateral surface is provided with the 3rd connector and pump orifice, described inflation seal ring is provided with and fills exhaust nozzle, be connected by the first connecting pipe between described first connector with the 3rd connector, described second connector is connected by the second connecting pipe with filling between exhaust nozzle, and described vaccum-pumping equipment is connected by third connecting pipeline with between pump orifice;
The upper/lower terminal opening of described knapsack, the upper port edge of knapsack is provided with air guide breach, and knapsack bottom is provided with filtering membrane interlayer; Described mount pad is cylindric, and the external diameter of mount pad is less than the internal diameter placing through hole, and described first is vertically provided with the first O-ring seal between installation through hole and knapsack.
3. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 2, it is characterized in that, described pressure conversion cylinder outside is provided with the 4th connector be connected with the first cavity, and the 4th connector is between first piston body and the second piston body, described 4th connector place is provided with electromagnetic switch valve; Pressure conversion cylinder outside is provided with the 5th connector be connected with the second cavity, and the 5th connector and first piston body are positioned at the second relative both sides of piston body, and described 5th connector place is provided with electromagnetic switch valve; Described main box lateral surface is provided with the 6th connector with main box intracavity inter-connection, and described 6th connector place is provided with electromagnetic switch valve.
4. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 2, it is characterized in that, described second inside cavities face is provided with the second limited block, and the second limited block is between the second piston body and the second connector.
5. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 2, it is characterized in that, check valve apparatus is provided with in the lower port of described knapsack, this check valve apparatus is positioned at below filtering membrane interlayer, check valve apparatus comprises the annular boss be arranged on knapsack medial surface, be arranged on the second O-ring seal on annular boss medial surface, to be arranged in knapsack and the vertical valve pocket be positioned at above annular boss, slidably be arranged on the valve rod in vertical valve pocket and be arranged on the circular valve plate of valve rod lower end, described valve pocket is connected with knapsack by connecting link, described valve rod lateral surface is positioned at above valve pocket and is provided with the second collar stop, described valve rod is provided with between valve pocket and circular valve plate the second collar stop can be made to be resisted against the second Compress Spring on valve pocket, and when the second collar stop is resisted against on valve pocket, described second O-ring seal is resisted against on the lateral surface of circular valve plate,
Be provided with vertical push rod in described extract surge drum, and vertically push rod is connected with extract surge drum by connecting link, the upper end of vertical push rod is positioned at the top of extract surge drum; The coboundary of described mount pad lateral surface is provided with the 3rd collar stop; When mount pad is plugged in placement through hole, and when the 3rd collar stop is resisted against on main box end face, described vertical push rod by jack-up circular valve plate, and makes circular valve plate be positioned at above annular boss.
6. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to Claims 2 or 3 or 4 or 5, it is characterized in that, be provided with rack in described main box, this rack is provided with horizontal positioned plate; Described horizontal positioned plate is provided with some second and vertically installs through hole, and described extract surge drum is plugged in corresponding second and vertically installs through hole, and extract surge drum lateral surface is positioned at second and vertically installs above through hole and be provided with the 3rd collar stop.
7. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to Claims 2 or 3 or 4 or 5, it is characterized in that, described horizontal guide rail is provided with the 3rd positive stop and the 4th positive stop, described slide is between the 3rd positive stop and the 4th positive stop, and when slide is resisted against on the 3rd positive stop, described mount pad is positioned at directly over turbula shaker; When slide is resisted against on the 4th positive stop, described mount pad is positioned to be placed directly over through hole.
8. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described slide is provided with the second vertical guide pin bushing, be provided with vertical guide rod in the second vertical guide pin bushing, the lower end of vertical guide rod is connected with back up pad.
9. a kind of high flux pre-treatment instrument for the residual extraction of medicine according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, the rubber cushion blocks that the oscillating plate of described turbula shaker is provided with or sponge cushion block, and rubber cushion blocks or sponge cushion block are positioned at above oscillating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510454523.8A CN105092354B (en) | 2015-07-29 | 2015-07-29 | A kind of high flux pre-treatment instrument for the residual extraction of medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510454523.8A CN105092354B (en) | 2015-07-29 | 2015-07-29 | A kind of high flux pre-treatment instrument for the residual extraction of medicine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105092354A true CN105092354A (en) | 2015-11-25 |
| CN105092354B CN105092354B (en) | 2017-09-29 |
Family
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| CN108458118A (en) * | 2018-04-04 | 2018-08-28 | 国机重工集团常林有限公司 | For the sealing structure between movable part |
| CN109991049A (en) * | 2017-12-29 | 2019-07-09 | 同方威视技术股份有限公司 | Pretreating device and pre-treating method for food safety detection |
| CN114166598A (en) * | 2021-11-24 | 2022-03-11 | 浙江省海洋水产研究所 | Heavy metal vibration extraction element in marine alga |
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| CN105092354B (en) | 2017-09-29 |
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