CN116020191A - Crystal filter equipment is used in preparation of cefalotin - Google Patents
Crystal filter equipment is used in preparation of cefalotin Download PDFInfo
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- CN116020191A CN116020191A CN202211671938.7A CN202211671938A CN116020191A CN 116020191 A CN116020191 A CN 116020191A CN 202211671938 A CN202211671938 A CN 202211671938A CN 116020191 A CN116020191 A CN 116020191A
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- screen belt
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- 239000013078 crystal Substances 0.000 title claims abstract description 47
- XIURVHNZVLADCM-IUODEOHRSA-N cefalotin Chemical compound N([C@H]1[C@@H]2N(C1=O)C(=C(CS2)COC(=O)C)C(O)=O)C(=O)CC1=CC=CS1 XIURVHNZVLADCM-IUODEOHRSA-N 0.000 title claims abstract description 18
- 229960000603 cefalotin Drugs 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 238000001914 filtration Methods 0.000 claims abstract description 52
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 238000002955 isolation Methods 0.000 claims description 33
- 239000003814 drug Substances 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 17
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 16
- 239000007787 solid Substances 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 208000004396 mastitis Diseases 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of solid-liquid separation and discloses a crystal filtering device for cefalotin preparation.
Description
Technical Field
The invention relates to the technical field related to solid-liquid separation, in particular to a crystal filtering device for preparing cefalotin.
Background
Cefalon belongs to a long-acting broad-spectrum antibiotic and is mainly used for preventing and treating mastitis of dairy cows in the dry period.
When the cefalotin crystals are prepared, the crystal mixed liquid is required to be filtered, most of mother liquor is separated, a large number of the cefalotin crystals can be obtained, most of the existing crystals are directly filtered through the filter plate in the filtering process, but in the practical application process, the crystals can be precipitated at the bottom, so that the efficiency of conveying the mother liquor to the filter holes is reduced in the filtering process, the filtering rate is reduced, and meanwhile, the filter plate is blocked by the crystals, so that the filtering rate of the filter plate is greatly reduced, and the extraction rate of the crystals is influenced.
Disclosure of Invention
Aiming at the defects in the prior art in the process of filtering cefalotin crystals, the invention provides a crystal filtering device for preparing cefalotin, which has the advantage of rapid filtration in a partitioned manner and solves the technical problems in the prior art.
The invention provides the following technical scheme: the utility model provides a cefalotin preparation is with crystal filter equipment, includes the canister, the inside medicine cavity of straining that has been seted up of canister, the top fixed mounting of canister has the straining lid, and has seted up into the medicine mouth of straining one side of lid, the medicine mouth has been seted up to the lateral wall bottom of canister, the inner wall fixed mounting of canister has the filter screen area, the middle part fixed mounting of filter screen area has the locating piece, the bottom fixed mounting of locating piece has the return stroke arm-tie, the inner wall middle part fixed mounting of canister has the guide pile that is located the locating piece middle part, and return stroke arm-tie and guide pile movable mounting, the bottom fixed mounting of return stroke arm-tie has the return stroke spring, and the one end of return stroke spring and the inner wall bottom fixed connection of canister, the bottom movable mounting of canister has the isolation roof section of thick bamboo, and keeps apart the below that the roof section of thick bamboo is located the filter screen area, the filter screen area takes place to buckle in the top of isolation roof section of thick bamboo top, and is provided with the filter coil that attracts to filter screen area inner wall bottom the filter screen on the return stroke arm-tie.
Preferably, the inner wall bottom movable mounting of canister has the liquid separation ring piece, and keeps apart the bottom of a section of thick bamboo and wear the canister and with the top fixed mounting of liquid separation ring piece, the inner chamber of canister and be located the below of liquid separation ring piece and constitute there is the pressure boost chamber, the inner wall fixed mounting of canister has the check valve, the filtration pore has been seted up on the surface of filter screen area, the drain is seted up to the inner wall of keeping apart a section of thick bamboo, the inner wall bottom fixed mounting of canister has the control loop ware of control filter coil break-make.
Preferably, the control loop device comprises a through contact, a filter coil, an off contact, a protection resistor, a power supply and a normally closed main switch, wherein the power supply, the normally closed main switch, the protection resistor, the filter coil and the off contact are connected in series, the through contact and the off contact can only be used alternatively, when the through contact is connected, the filter coil does not work, when the off contact is connected, the filter coil is connected, and the off contact is arranged at the top of the pressurizing cavity, and is positioned at the bottom of the pressurizing cavity.
Preferably, the bottom area of the liquid separation ring block is ten to fifteen times of the sectional area of the liquid drain channel.
Preferably, the inner wall movable mounting of the isolation top cylinder has a mounting base, and the surface fixed mounting of the mounting base has a separation solid ejector rod, the lateral wall of the isolation top cylinder is provided with a liquid discharge channel positioned above the mounting base, the mounting base can enable the separation solid ejector rod to pass through the filter screen belt and be positioned above the filter screen belt when being impacted upwards by a medium of the liquid discharge channel, the surface of the filter screen belt is provided with a filter hole and a slide way, and the filter hole and the slide way are alternately connected.
Preferably, the guide way has been seted up to the lateral wall of guide pile, the lateral wall of guide pile is provided with the lug, the lug equidistance is arranged in the lateral wall of guide pile, and the shape of lug is the halfcylinder, keep apart the inner wall movable mounting of a section of thick bamboo and the perpendicular vibration ejector pin of arranging of guide pile, and one side of vibration ejector pin is through cylinder axle and installation base movable mounting, the inside of installation base has been seted up and has been realized the drive slot of activity about the vibration ejector pin, and the drive slot slope is arranged.
Preferably, a protecting sleeve arranged on the outer side of the guide pile is fixedly arranged on the surface of the positioning block, and the protecting sleeve is an elastic corrugated pipe.
Preferably, a top limiting ring is fixedly arranged at the top of the inner wall of the isolation top cylinder.
The invention has the following beneficial effects:
1. according to the invention, the filter screen belt which is easy to bend is arranged, and the isolation top cylinder which bends the filter screen belt is arranged below the filter screen belt, so that the filter screen belt is pressed on the isolation top cylinder by being pulled downwards by the filter coil in the filter screen belt in the filtering process, the crystal mixed liquid in the medicine filtering cavity is filtered in a partition mode according to the bending of the filter screen belt, then the middle part of the filter screen belt is lifted according to the isolation top cylinder, the filter screen belt is tapered, crystals are concentrated on the outer side of the filter screen belt, the middle part can reduce the obstruction of the crystals in the filtering process, and finally the purpose of rapid partition filtering is achieved.
2. According to the invention, the top of the isolation top cylinder is provided with the isolation ejector rod, the filter screen belt is provided with the filter holes and the slide ways, so that after the filter screen belt is bent and filtered, crystals outside the filter screen belt are conveyed to the middle part of the filter screen belt according to ejection of the isolation ejector rod, the phenomenon of filtration obstruction is avoided, and the isolation ejector rod is sequentially scratched in the filter holes and the slide ways, so that the crystals blocked in the filter holes can be extruded when passing through the filter holes, and finally the aims of avoiding filtration obstruction and real-time blockage clearing are achieved.
3. According to the invention, the vibration ejector rod is arranged on the isolation top cylinder, so that in the process of pushing the middle part of the filter screen belt to move upwards by the return pull plate, the vibration ejector rod is ejected and repeatedly ejected with the convex blocks, and the movable liquid drain channel intermittently conveys air flow into the pressurizing cavity, so that in the process of moving upwards, the liquid separation ring block is subjected to pressure change in the pressurizing cavity, and the intermittent enhanced pushing is realized when the liquid separation ring block pushes the filter screen belt to move upwards, namely, the filter screen belt can vibrate due to continuous change of pushing force, crystals in the filter screen belt are easy to convey to the outside of the filter screen belt after being lifted, and finally, the aim of easy crystal conveying to the outside is fulfilled.
Drawings
FIG. 1 is a schematic overall outline of the present invention;
FIG. 2 is a schematic view of the whole internal perspective of the present invention;
FIG. 3 is a schematic overall sectional view of the present invention;
FIG. 4 is a schematic view of the arrangement of the spacer ejector rods of the present invention;
FIG. 5 is an expanded view of a partial screen band of the present invention;
fig. 6 is a schematic diagram of a control loop circuit arrangement of the present invention.
In the figure: 1. a canister; 100. a medicine inlet; 101. a drug discharge port; 103. a drug filtering cavity; 104. a filter cover; 105. a pressurizing chamber; 2. a protective sleeve; 3. a filter coil; 4. a return pulling plate; 5. a return spring; 6. isolating the top cylinder; 600. a top limit ring; 601. a liquid discharge channel; 7. a one-way valve; 8. a control loop; 800. breaking the contact; 801. a through contact; 9. a liquid separation ring block; 10. a drain; 11. a guide pile; 110. a guide groove; 111. a bump; 12. a mounting base; 120. a driving groove; 13. vibrating the ejector rod; 14. a filter screen belt; 140. filtering holes; 141. a slideway; 15. a top rod is fixed; 16. and (5) positioning blocks.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 3, a crystal filter device for preparing cefalotin comprises a filter tank 1, wherein a medicine filtering cavity 103 for placing crystal mixed liquid is arranged in the filter tank 1, the medicine filtering cavity 103 is arranged upwards in an opening manner, a filter cover 104 for blocking the medicine filtering cavity 103 is fixedly arranged at the top of the filter tank 1, a medicine inlet 100 for injecting mixed liquid into the medicine filtering cavity 103 is arranged at one side of the filter cover 104, a medicine outlet 101 for discharging filtered mother liquid is arranged at the bottom of the side wall of the filter tank 1, a filter screen belt 14 for filtering the crystal mixed liquid is fixedly arranged at the middle part of the filter screen belt 14 through a filter block 16 fixedly arranged at the middle part of the filter screen belt 14, a return pulling plate 4 is fixedly arranged at the bottom of the filter block 16, a guide pile 11 positioned at the middle part of the filter block 16 is fixedly arranged at the middle part of the inner wall of the filter tank 1, the return pulling plate 4 and the guide piles 11 are movably installed, so that the return pulling plate 4 can only move up and down unidirectionally on the guide piles 11, a return spring 5 is fixedly installed at the bottom of the return pulling plate 4, one end of the return spring 5 is fixedly connected with the bottom of the inner wall of the filter tank 1, an isolating top cylinder 6 is movably installed at the bottom of the filter tank 1, the isolating top cylinder 6 is positioned below the filter screen belt 14, the filter screen belt 14 is bent by pushing the bottom of the filter screen belt 14 through the isolating top cylinder 6, a filter coil 3 attracting the bottom of the inner wall of the filter tank 1 is arranged on the return pulling plate 4, magnetism on the bottom of the inner wall of the filter tank 1 is generated through the filter coil 3, the return pulling plate 4 can press the return spring 5, the filter screen belt 14 is driven to be pressed on the isolating top cylinder 6, the filter screen belt 14 is bent in an M shape, crystals are positioned at the outermost side of the filter screen belt 14, the upper layer floating liquid passing through the outermost side of the filter screen belt 14 flows into the middle part of the filter screen belt 14, and the crystals combined with the outer side of the filter screen belt 14 are precipitated to the outer side of the filter screen belt 14 by gravity, so that the quantity of the crystals in the mixed liquid flowing into the middle part of the filter screen belt 14 is reduced, namely, the rate of filtration is not hindered by the crystals with too little middle part is ensured, and the rate of filtration is enhanced.
Referring to fig. 3, a liquid-separating ring block 9 is movably installed at the bottom of the inner wall of the filtering tank 1, the bottom of the isolating top cylinder 6 penetrates through the filtering tank 1 and is fixedly installed with the top of the liquid-separating ring block 9, a pressurizing cavity 105 is formed in the inner cavity of the filtering tank 1 and below the liquid-separating ring block 9, a one-way valve 7 positioned at one side of a medicine discharging port 101 is fixedly installed at the inner wall of the filtering tank 1, meanwhile, a filtering hole 140 for filtering crystal mixed liquid is formed on the surface of a filtering screen belt 14, meanwhile, a liquid drain 10 communicated with the pressurizing cavity 105 is formed at the inner wall of the isolating top cylinder 6, a control loop device 8 for controlling the on-off of the filtering coil 3 is fixedly installed at the bottom of the inner wall of the filtering tank 1, so that in the process of actual use, mother liquid filtered through the filtering hole 140 is sucked into the one-way valve 7 in the process of ascending through the liquid-separating ring block 9, then the filtering coil 3 is communicated through the control loop device 8, the liquid separation ring block 9 is forced to move downwards, and when the liquid separation ring block 9 moves downwards to press mother liquid in the pressurizing cavity 105, the mother liquid is ejected from the liquid outlet channel 10, so that the ejected mother liquid passes through the filtering holes 140 on the filtering screen belt 14, the filtering screen belt 14 is cleared and blocked, the phenomenon that the filtering screen belt 14 is slowed down due to blocking is avoided, the one-way valve 7 is arranged at one side of the medicine outlet 101, the one-way communication of the current one-way valve 7 is mainly realized through the combination of balls and springs, when the medicine outlet 101 is opened, the one-way valve 7 can be opened through the connection of the bolts in the medicine outlet 101 and according to the inward rotation of the bolts, so that when the bolts are opened by screwing, the balls in the one-way valve 7 are simultaneously ejected, so that the mother liquid in the pressurizing cavity 105 is synchronously extracted, and the crystals of the subsequent filtering screen belt 14 are conveniently taken out, the filter tank 1 can be quickly output only by inverting the filter tank.
Referring to fig. 3 and 6, according to the control loop device 8, the control loop device comprises a through contact 801, a filter coil 3, a break contact 800, a protection resistor, a power supply and a normally closed main switch, the through contact 801 and the break contact 800 are connected in series through the power supply, the normally closed main switch, the protection resistor, the filter coil 3 and the break contact 800, only one of the through contact 801 and the break contact 800 can be used, when the through contact 801 is connected, the filter coil 3 does not work, when the break contact 800 is connected, the connection of the filter coil 3 is realized, the break contact 800 is arranged at the top of the pressurizing cavity 105, the through contact 801 is positioned at the bottom of the pressurizing cavity 105, the break contact 800 is arranged above the liquid separation ring 9, and is arranged below the liquid separation ring 9 through the contact 801, when the liquid separation ring 9 moves upwards according to the elasticity of the return spring 5, the liquid separation ring 9 can be enabled to contact the break contact 800, thereby realize the connection of the filter coil 3, and when the liquid separation ring 9 is connected with the through contact 801, the filter coil 3 can be disconnected, the elasticity of the combination spring 5, the connection of the filter coil 3 is realized, the connection of the filter coil 4 is realized, the connection of the filter coil is enabled, the filter tube 14 is pushed by the filter tube is pushed to flow out of the filter tube 6, the filter tube is prevented from the inner side wall of the filter tube 6, and the filter tube is prevented from being connected to the inner side wall of the inner side of the filter tube by the filter tube, and the filter tube is in the top of the filter tube, and the filter tube is prevented from the top of the inner side of the filter tube from being separated from the outside by the side of the suction tube, and the suction tube is by the suction tube, and the suction tube is opened.
With reference to fig. 3, the bottom area of the liquid-separating ring block 9 is ten to fifteen times of the sectional area of the liquid drain channel 10, so that a certain resistance is provided in the downward moving process of the liquid-separating ring block 9, and the phenomenon that the filter screen belt 14 is not filtered and falls down due to too fast downward movement of the liquid-separating ring block 9 is avoided.
Referring to fig. 3 to 5, through the inner wall of the isolation top cylinder 6 and being located in the liquid drain 10, the installation base 12 is movably installed, and the surface of the installation base 12 is fixedly provided with the solid isolation ejector rods 15 ejected outwards from the liquid drain 10, meanwhile, the side wall of the isolation top cylinder 6 is provided with the liquid drain 601 located above the installation base 12, when the installation base 12 is impacted upwards by the medium of the liquid drain 10, the solid isolation ejector rods 15 penetrate through the filter screen belt 14 and are located above the filter screen belt 14, the medium in the liquid drain 10 can be discharged from the liquid drain 601, the surface of the filter screen belt 14 is provided with the filter holes 140 and the slide ways 141, the surface of the installation base 12 is provided with the solid isolation ejector rods 15, the filter screen belt 14 is provided with the filter holes 140 and the slide ways 141 corresponding to the solid isolation ejector rods 15, in the process of actual use is guaranteed, the solid isolation ejector rods 15 penetrate through the filter holes 140 and the slide ways 141 through the solid isolation ejector rods 15, the filter screen positioning blocks 14 are pulled by the solid isolation ejector rods 16 and are sequentially stretched out of the filter screen belt 14, the filter screen belt 14 is then stretched out of the middle part of the filter screen belt 14, the filter screen is blocked by the solid isolation ejector rods 15, and the filter rods 15 are sequentially stretched out of the middle part of the filter screen belt 14, and the filter rods are sequentially stretched out of the filter rods 15 and the filter rods are sequentially stretched out of the middle part between the filter rods 15 and the filter rods are separated by the filter rods 15, and the filter rods are separated by the filter rods 15.
According to fig. 3, a guide groove 110 is formed in the side wall of a guide pile 11, protruding blocks 111 are arranged in the guide groove 110 on the side wall of the guide pile 11, at least eight protruding blocks 111 are arranged on the side wall of the guide pile 11 at equal intervals, the protruding blocks 111 are semi-cylindrical, a vibrating ejector rod 13 perpendicular to the guide pile 11 is movably mounted on the inner wall of an isolation top cylinder 6, one side of the vibrating ejector rod 13 is movably mounted with a mounting base 12 through a cylindrical shaft, a driving groove 120 for realizing left and right movement of the vibrating ejector rod 13 is formed in the mounting base 12, the driving groove 120 is obliquely arranged, so that the vibrating ejector rod 13 moves towards the mounting base 12 when the mounting base 12 is upwards, and the vibrating ejector rod 13 moves away from the mounting base 12 when the mounting base 12 is downwards.
The protecting sleeve 2 outside the guide pile 11 is fixedly arranged on the surface of the positioning block 16, and the protecting sleeve 2 is an elastic corrugated pipe, so that the protecting sleeve 2 is always wrapped outside the guide pile 11, and unfiltered mixed liquid is prevented from flowing downwards from a gap between the guide pile 11 and the positioning block 16.
The top limiting ring 600 is fixedly arranged on the top of the inner wall of the isolating top cylinder 6, so that the isolating top cylinder 6 moves upwards along with the return pulling plate 4 through the top limiting ring 600 in the process of upwards pushing the return pulling plate 4.
The working principle of the using method of the invention is as follows: when the device is used, the crystal mixed liquid is placed into the medicine filtering cavity 103 through the medicine inlet 100, and the return pulling plate 4 is pushed by the elastic force of the return spring 5 under the condition that the control loop device 8 is not started, so that the top limiting ring 600 is synchronously pushed when the return pulling plate 4 moves upwards, the isolating top cylinder 6 is driven to move upwards through the top limiting ring 600 until the liquid isolating ring block 9 is pushed onto the breaking contact 800, at the moment, the filter screen belt 14 is in the cone shape with the highest middle part and the lowest outer part, and the crystal mixed liquid poured through the medicine inlet 100 can be placed into the medicine filtering cavity 103.
Referring to fig. 3 and 6, after the control loop 8 is started, the control loop 800 is turned on, so that the filtration coil 3 is electrified to generate magnetic force, the filtration coil 3 attracts the bottom of the filtration tank 1, further, the return pull plate 4 drives the positioning block 16 to slide downwards on the guide pile 11, the return pull plate 4 falls down and is away from the top limiting ring 600, at the same time, the positioning block 16 moves downwards, the middle part of the filter screen belt 14 is pulled downwards, the bottom of the filter screen belt 14 is synchronously pressed down against the isolation top cylinder 6 by the downward pressing of the isolation top cylinder 6, the isolation top cylinder 6 presses down the liquid isolation ring 9, the liquid isolation ring 9 presses down, so that the mother liquid in the pressurization cavity 105 is extruded into the liquid drain 10 (for the subsequent description of the mother liquid existing in the pressurization cavity 105), and as the mother liquid in the liquid drain 10 is impacted upwards, the installation base 12 is moved upwards, the driving groove 120 is moved upwards, the vibrating push rod 13 moves upwards, and moves rightwards due to the driving groove 120, one end of the vibrating push rod 13 moves away from the bump 111, the end of the vibrating push rod 13 does not contact with the bump 111, the top rod 13 moves downwards, the solid base 141 of the filter screen belt is ejected from the top carrier band 14, and the solid drain hole is ejected from the base 141 of the filter screen 14, and the solid drain hole is ejected from the top hole 15.
With the continuous downward movement of the middle part of the filter screen belt 14, the mother liquid in the pressurizing cavity 105 is insufficient to be completely output from the liquid drain channel 10, so that the isolating top cylinder 6 is slowly moved downward, the bottom of the filter screen belt 14 is jacked up, the filter screen belt 14 is arranged in an M shape, the mixed liquid outside the filter screen belt 14 can enable crystals to be completely outside and realize the filtration of the mixed liquid through the filter screen belt 14, with the continuous downward movement of the filter screen belt 14, the middle part of the filter screen belt 14 is enabled to continuously move downward, the mixed liquid outside the filter screen belt 14 is filtered through the middle part of the filter screen belt 14 again by the isolating top rod 15, the phenomenon that the middle part of the filter screen belt 14 is reduced due to the blockage of crystals is avoided, and when the filter screen belt 14 continuously passes through the isolating top rod 15 and moves toward the middle part, the filter holes 140 and the slide ways 141 in the filter screen belt 14 sequentially pass through the isolating top rod 15, and after the isolating top rod 15 passes through the filter holes 140 and the slide ways 141, the crystals blocked in the filter holes 140 and the slide ways 141 are jacked up, and the mixed liquid is filtered from the middle part of the filter screen belt 14.
With the continuous downward movement of the liquid separation ring block 9, the liquid separation ring block 9 approaches the through contact 801, after the through contact 801 is connected, the return pull plate 4 does not work, the return pull plate 4 losing magnetic force moves upwards under the action of the elastic force of the return spring 5, the return pull plate 4 moves upwards to be close to the top limit ring 600 and enables the separation top cylinder 6 to move upwards, at the moment, the return pull plate 4 contacts with the top limit ring 600 to enable the top end of the separation top cylinder 6 to be closest to the position where the positioning block 16 approaches, the upward separation top cylinder 6 pulls the liquid separation ring block 9 to move upwards, the liquid separation ring block 9 moves upwards to enable the pressure in the pressurizing cavity 105 to be reduced, on one hand, mother liquid at the bottom of the inner cavity of the filter tank 1 is pumped into the pressurizing cavity 105 through the one-way valve 7, on the other hand, air flow is pumped into the liquid discharge channel 601 and the liquid discharge channel 10, at the moment, the installation base 12 is combined with the gravity of the barrier ejector rod 15 and the trend of the air flow blowing from the liquid discharge channel 601 to the liquid discharge channel 10, so that the installation base 12 drives the driving groove 120 to synchronously move downwards, the downwards moved installation base 12 drives the barrier ejector rod 15 to downwards move, and the barrier ejector rod 15 is separated from the filter screen belt 14 and retracted in the liquid discharge channel 601, at the moment, the barrier ejector rod 6 is close to the middle part of the filter screen belt 14, the mixed liquid on the filter screen belt 14 can lead the filter screen belt 14 to be arranged in a W shape when the gravity presses the filter screen belt 14, the downwards moved driving groove 120 can lead the vibrating ejector rod 13 to push to the left side, the vibrating ejector rod 13 is pushed towards the direction of the guide pile 11, the liquid discharge channel 10 is blocked, after the liquid discharge channel 10 is blocked, the speed of the upward movement of the barrier ring block 9 can only be controlled through the liquid inlet speed of the one-way valve 7, at the moment, the upward phase shift of the barrier ring block 9 is relatively slow, the return pulling plate 4 drives the middle part of the filter screen belt 14 to move upwards at a slower speed through the positioning block 16, and can be pushed by the protruding block 111 in the process that the vibration ejector rod 13 follows the isolation ejector cylinder 6 to move upwards, the vibration ejector rod 13 which moves rightwards forces the driving groove 120 to drive the mounting base 12 to move upwards, at the moment, the isolation fixing ejector rod 15 cannot be pushed out of the liquid discharge channel 601 and contacted with the filter screen belt 14 by the mounting base 12 to move upwards, after the mounting base 12 moves upwards, the one-way valve 7 and the liquid discharge channel 10 can synchronously fill media to relieve the pressure in the pressurizing cavity 105, so that the upward movement speed of the liquid isolation ring block 9 is relatively faster, and the vibration ejector rod 13 can move leftwards again along with the upward movement of the vibration ejector rod 13, in the upward moving process, the liquid separation ring block 9 is driven to move upwards and slowly in an alternating manner, so that the positioning block 16 is driven to move upwards and slowly in an alternating manner in the speed and speed switching process, the filter screen belt 14 is driven to vibrate, crystals on the surface of the filter screen belt 14 move to the lower part of the filter screen belt 14 through vibration, the positioning block 16 moves upwards continuously, the filter screen belt 14 is finally converted into the conical arrangement with the highest middle part and the lowest side wall of the filter screen belt 14, the conical arrangement and the swinging arrangement of the filter screen belt 14 enable crystals on the surface of the filter screen belt 14 to gather to the outer side of the filter screen belt 14, then the upward moving of the liquid separation ring block 9 until the crystals contact with the breaking contact 800, the filter coil 3 is electrified again, the return pull plate 4 moves downwards, and then filtration is carried out again according to the description.
After the filtration is completed, the mother liquor is discharged from the discharge port 101 by opening the discharge port 101, and then the filter cap 104 is taken out, and crystals on the surface of the filter screen belt 14 are taken out.
Claims (8)
1. The utility model provides a crystal filter equipment is used in preparation of cefalotin, includes canister (1), its characterized in that: the filter tank is characterized in that a filter medicine cavity (103) is formed in the filter tank (1), a filter cover (104) is fixedly arranged at the top of the filter tank (1), a medicine inlet (100) is formed in one side of the filter cover (104), a medicine outlet (101) is formed in the bottom of the side wall of the filter tank (1), a filter screen belt (14) is fixedly arranged on the inner wall of the filter tank (1), a positioning block (16) is fixedly arranged in the middle of the filter screen belt (14), a return pull plate (4) is fixedly arranged at the bottom of the positioning block (16), a guide pile (11) positioned in the middle of the positioning block (16) is fixedly arranged in the middle of the inner wall of the filter tank (1), the return pull plate (4) and the guide pile (11) are movably arranged, one end of the return pull plate (4) is fixedly connected with the bottom of the inner wall of the filter tank (1), a filter screen top cylinder (6) is movably arranged at the bottom of the filter tank (1), and the filter screen top cylinder (6) is positioned below the filter screen belt (14), and the filter screen belt (14) is bent to the bottom of the filter screen belt (14), and the filter screen belt (4) is arranged on the filter screen belt (4).
2. The crystal filter device for cefalotin preparation according to claim 1, wherein: the inner wall bottom movable mounting who strains jar (1) separates liquid ring piece (9), and keep apart the top fixed mounting that the bottom of a section of thick bamboo (6) was worn to strain jar (1) and was separated liquid ring piece (9), the inner chamber of straining jar (1) and be located the below that separates liquid ring piece (9) constitute has pressure boost chamber (105), the inner wall fixed mounting who strains jar (1) has check valve (7), filtration pore (140) have been seted up on the surface of filter screen area (14), liquid drain (10) have been seted up to the inner wall that keeps apart a section of thick bamboo (6), the inner wall bottom fixed mounting who strains jar (1) has control loop ware (8) of control filter coil (3) break-make.
3. The crystal filter device for cefalotin preparation according to claim 2, wherein: the control loop device is characterized in that the control loop device (8) comprises a through contact (801), a filter coil (3), an off contact (800), a protection resistor, a power supply and a normally-closed main switch, wherein the power supply, the normally-closed main switch, the protection resistor, the filter coil (3) and the off contact (800) are connected in series, the through contact (801) and the off contact (800) can only be used alternatively, when the through contact (801) is connected, the filter coil (3) does not work, when the off contact (800) is connected, the connection of the filter coil (3) is realized, the off contact (800) is arranged at the top of the pressurizing cavity (105), and the through contact (801) is positioned at the bottom of the pressurizing cavity (105).
4. The crystal filter device for cefalotin preparation according to claim 2, wherein: the bottom area of the liquid separation ring block (9) is ten to fifteen times of the sectional area of the liquid drain channel (10).
5. The crystal filter device for cefalotin preparation according to claim 2, wherein: the inner wall movable mounting who keeps apart a section of thick bamboo (6) has installation base (12), and the fixed ejector pin (15) that separates of fixed surface of installation base (12), the drain way (601) that are located installation base (12) top are offered to the lateral wall that keeps apart a section of thick bamboo (6), can make to separate when the medium that installation base (12) received fluid-discharge channel (10) upwards assaults and fix ejector pin (15) and pass filter screen area (14) and be located the top of filter screen area (14), filter screen area (14) surface offered filtration pore (140) and slide (141), and alternate connection between filtration pore (140) and slide (141).
6. The crystal filter device for cefalotin preparation according to claim 5, wherein: guide pile (11) lateral wall has seted up guide way (110), guide pile (11) lateral wall is provided with lug (111), lug (111) equidistance is arranged in guide pile (11) lateral wall, and the shape of lug (111) is the halfcylinder, keep apart the inner wall movable mounting of a section of thick bamboo (6) and guide pile (11) vertically arranged's vibration ejector pin (13), and one side of vibration ejector pin (13) is through cylinder axle and installation base (12) movable mounting, drive groove (120) that realizes activity about vibration ejector pin (13) are seted up to the inside of installation base (12), and drive groove (120) slope is arranged.
7. The crystal filter device for cefalotin preparation according to claim 1, wherein: the surface of the positioning block (16) is fixedly provided with a protective sleeve (2) at the outer side of the guide pile (11), and the protective sleeve (2) is an elastic corrugated pipe.
8. The crystal filter device for cefalotin preparation according to claim 2, wherein: a top limit ring (600) is fixedly arranged at the top of the inner wall of the isolation top cylinder (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211671938.7A CN116020191B (en) | 2022-12-26 | 2022-12-26 | Crystal filter equipment is used in preparation of cefalotin |
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| CN202211671938.7A CN116020191B (en) | 2022-12-26 | 2022-12-26 | Crystal filter equipment is used in preparation of cefalotin |
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| CN116020191A true CN116020191A (en) | 2023-04-28 |
| CN116020191B CN116020191B (en) | 2023-10-10 |
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| Publication number | Publication date |
|---|---|
| CN116020191B (en) | 2023-10-10 |
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Effective date of registration: 20231113 Address after: 266000 Great Wall Road, Chengyang District, Qingdao City, Shandong Province Patentee after: Qingdao Agricultural University Patentee after: Qingdao Bolin Biotechnology Co.,Ltd. Address before: 266109 the Great Wall Road, Chengyang District, Shandong, Qingdao Patentee before: Qingdao Agricultural University |