CN114917670B

CN114917670B - Filtering refining device for injection production and working method thereof

Info

Publication number: CN114917670B
Application number: CN202210578607.2A
Authority: CN
Inventors: 张树乘; 宫玉晶; 欧世宏; 孙超; 王德伟; 高刚
Original assignee: Heilongjiang Zhonggui Pharmaceutical Co ltd
Current assignee: Heilongjiang Zhonggui Pharmaceutical Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-12-06
Anticipated expiration: 2042-05-25
Also published as: CN114917670A

Abstract

The invention relates to the technical field of medicine manufacturing equipment, and discloses a filtering and refining device for injection production and a working method thereof.

Description

Filtering refining device for injection production and working method thereof

Technical Field

The invention relates to the technical field of medicine manufacturing equipment, in particular to a filtering and refining device for injection production and a working method thereof.

Background

Injections refer to sterile solutions of the drug for injection into the body, as well as sterile powders or concentrated solutions for constitution as a solution or suspension immediately prior to use. The injection has rapid and reliable action, is not influenced by pH, enzyme, food and the like, has no first-pass effect, can play a role of whole body or local positioning, is suitable for patients who are not suitable for oral administration of medicaments and can not take orally, but has complex preparation and production processes, poor safety and body adaptability and higher cost, and filtration is an important operation for ensuring the clarity of injection and is generally divided into primary filtration and fine filtration.

The patent publication No. CN 208356288U's chinese utility model discloses a refining plant is filtered in injection production, injection production is with filtering refining plant includes former storage bucket, filter flask, filter ball, filtration lamina membranacea and stock solution bottle, former storage bucket with the filter flask passes through first pipeline intercommunication, be provided with first solenoid valve on the first pipeline, still be provided with the second pipeline on the former storage bucket, be provided with the second solenoid valve on the second pipeline, the second pipeline is used for letting in clean inert gas, in order to impress the former liquid that the former storage bucket loaded in the filter flask, the bottom of former storage bucket is provided with a first detector, first detector is used for detecting whether the former liquid that loads in the former storage bucket is used up when coarse filtration, can detect whether there is the former storage bucket and the filter flask in have the former storage bucket, work as when all there is not there is the former storage bucket with the filter flask, close the valve, change former storage bucket, avoid the filter effect not good, this utility model does not need artifical the detection, and intelligent degree is high.

However, the above patents have the following disadvantages:

firstly, when the stock solution is used, the filtering operation needs to be stopped, and then the raw material barrel needs to be replaced, so that time and labor are wasted, and the industrial production efficiency is low;

secondly, the crude filtration and the fine filtration of the stock solution are separated procedures, generally, the crude filtration is firstly carried out, then the stock solution is transferred through equipment such as a pipeline, a valve and the like, and then the stock solution is sent into fine filtration equipment, so that the number of procedures is large, and the number of required equipment is large.

Disclosure of Invention

The invention aims to provide a filtering refining device for injection production and a working method thereof, which aim to solve the problems in the background art.

The invention provides a filtering and refining device for injection production, which comprises a stock solution tank, a transmission case and a filter case, wherein the transmission case is connected with the filter case, a transmission cavity is fixedly formed in the transmission case, a cavity is fixedly formed in the filter case, the transmission cavity is communicated with the cavity, a sealing ring is fixedly connected to one side of the cavity, a filter cartridge is arranged in the cavity, the filter cartridge is connected with the sealing ring in a penetrating manner, an opening and closing component is fixedly arranged on the inner wall of the filter cartridge, a connecting shaft is arranged on the opening and closing component, the connecting shaft extends into the transmission cavity, a driving component is arranged in the transmission cavity, the driving component is connected with the connecting shaft, an electric telescopic rod is arranged in the transmission cavity, the electric telescopic rod is connected with the driving component, a material guide pipe is arranged between the driving component and the stock solution tank, the connecting shaft is hollow, a sealing disc is fixedly connected to the end part, far away from the sealing ring, of the filter cartridge, a fine filtering net is arranged on the outer peripheral wall of the sealing disc, and one end, far away from the sealing ring, of the fine filtering net is fixedly connected with a one-way valve.

Preferably, drive assembly includes driving motor, endotheca and overcoat, the driving motor output shaft with endotheca fixed connection, the endotheca embedding is in the overcoat, the overcoat with connecting axle fixed connection, fixedly connected with card strip on the endotheca periphery wall, be provided with the spout on the overcoat internal perisporium, the spout with card strip slip joint.

Preferably, fixedly connected with annular on the overcoat periphery wall, it is connected with the connecting plate to rotate in the annular, the one end that the annular was kept away from to the connecting plate with electric telescopic handle's the end that stretches out rotates and is connected.

Preferably, a sealing groove is fixedly formed in the peripheral wall of one end, close to the driving motor, of the inner sleeve, a rubber sleeve is rotatably connected into the sealing groove, the bottom of the material guide pipe is in through connection with the rubber sleeve, a plurality of feed inlets are fixedly formed in the sealing groove, and the top of the material guide pipe is connected with the bottom of the stock solution box.

Preferably, the switching subassembly includes a plurality of connecting rods, and is a plurality of the connecting rod is the setting of annular array on the periphery wall of connecting axle, a plurality of openings have been fixed to have seted up on the connecting axle periphery wall, a plurality of removal mouths have been fixed to have seted up on the cartridge filter internal perisporium, connecting rod tip fixedly connected with closing plate, the closing plate with remove mouthful sliding connection, remove a mouthful one side and fixedly seted up the filtration mouth.

Preferably, a support plate is fixedly connected to the inner wall of the transmission cavity, and a brush is fixedly connected to the bottom of the support plate.

Preferably, one side of the filter cartridge, which is far away from the transmission case, is communicated with a feeding pipe, the interior of the feeding pipe is communicated with the cavity, a baffle is arranged between the cavity and the interior of the feeding pipe, a plurality of spray heads are fixedly connected to the baffle, and a high-temperature sterilizing lamp facing the spray heads is arranged on the inner wall of the feeding pipe.

Preferably, the bottom of the transmission case is fixedly connected with a recovery port, the recovery port is fixedly connected with a recovery pipe, the recovery pipe is fixedly connected with a water pump, and one end of the recovery pipe, which is far away from the recovery port, is communicated with the stock solution tank.

Preferably, the top of the stock solution box is provided with a liquid inlet.

A working method of a filtering and refining device for injection production comprises the following steps:

s1: stock solution is put into the stock solution box and enters the filter cylinder;

s2: the opening and closing assembly is in an open state when the driving motor rotates anticlockwise, and the filter cylinder is controlled to perform coarse filtration on raw materials;

s3: the driving motor rotates clockwise, the opening and closing assembly is in a closed state, stock solution in the stock solution tank continuously enters the filter cylinder, the electric telescopic rod drives the connecting shaft and the filter cylinder to move towards one side, the sealing disc synchronously moves, and the sealing disc extrudes the stock solution between the sealing disc and the sealing ring under the blocking of the sealing ring, so that the stock solution is subjected to fine filtration through the fine filtration net and then is discharged from the one-way valve;

s4: then the electric telescopic rod pushes the filter cartridge, so that the filter cartridge enters the cavity again, the filter cartridge can push residual stock solution in the cavity through the sealing disc in the resetting process, the discharging effect is improved, the waste of the stock solution is avoided, the sealing disc is suitable for pushing the stock solution after fine filtration and compressing the stock solution, so that the stock solution is sprayed out of the spray head, the diffused stock solution splashes onto the high-temperature sterilizing lamp, the sterilizing area is large, the effect is strong, and the stock solution flows out of the bottom of the discharging tube.

Compared with the prior art, the invention has the beneficial effects that:

(1) The raw liquid box is used for placing raw liquid, the raw liquid enters the filter cylinder, the raw liquid can be continuously supplemented into the filter cylinder through the guide pipe by the raw liquid box, when the driving motor rotates anticlockwise, the opening and closing component is in an open state, so that the filter cylinder is controlled to roughly filter the raw liquid, the connecting shaft and the filter cylinder are driven to rotate at the moment, the raw liquid is thrown out of the filter cylinder along with the rotation of the filter cylinder and then enters the cavity, after the rough filtration is completed, the driving motor rotates clockwise, the opening and closing component is in a closed state at the moment, so that the raw liquid cannot be allowed to pass through the filter cylinder, the raw liquid in the raw liquid box can be continuously fed into the filter cylinder, meanwhile, the electric telescopic rod drives the connecting shaft and the filter cylinder to move towards one side, the sealing discs synchronously move at the moment, the sealing discs extrude the raw liquid between the sealing discs under the blocking of the sealing rings, the raw liquid is finely filtered through the mesh, and then is discharged from the one-way valve, the fine filtering process of the raw liquid is in a continuous output state, the raw liquid is not required to be supplemented, the operation of rough filtration and the fine filtration can be continuously pushed into the cavity again, the filter cylinder, the waste can be avoided, and the waste of the filter cylinder can be effectively pushed again.

(2) According to the invention, the stock solution in the stock solution tank enters the inner sleeve through the stock tube, the inner sleeve, the outer sleeve and the connecting shaft are in a communicated state, when the liquid level of the stock solution in the filter cylinder is lower than the top surface of the inner cavity of the inner sleeve, the stock solution in the stock solution tank can automatically continue into the filter cylinder, and as the filter cylinder and the inner sleeve are always in a rotating state, the tightness of the stock tube and the seal groove is enhanced through the seal groove and the rubber sleeve, when the stock tube is aligned with the feed inlet, the material continuing operation can be normally carried out, and the plurality of feed inlets can improve the feeding speed and avoid the condition of slow feeding.

(3) When the driving motor rotates anticlockwise, the connecting shaft is driven to rotate, the connecting shaft drives the connecting rod to rotate anticlockwise, so that the connecting rod drives the sealing plate to move synchronously, the sealing plate moves towards a side wall far away from the filter opening in the moving opening, when the sealing plate is abutted against one side wall of the moving opening, the filter cartridge can be driven to rotate, the filter opening is in an open state at the moment, and therefore the normal operation of coarse filtering operation is guaranteed.

(4) When the filter cylinder is reset into the cavity, the sealing disc is suitable for pushing the stock solution after fine filtration and compressing the stock solution, so that the stock solution is sprayed out from the spray head, the diffused stock solution splashes on the high-temperature sterilizing lamp, the sterilizing area is large, the effect is strong, and then the stock solution flows out from the bottom of the feeding tube to finish the sterilizing work of the stock solution.

(5) When the filter cartridge is arranged in the transmission cavity, the coarse filtration stock solution remained on the outer wall of the filter cartridge can be thrown into the transmission cavity, the coarse filtration stock solution is extracted through the water pump and is replenished into the stock solution box, the waste of the stock solution is avoided, the coarse filtration operation can be repeatedly performed, and the filtration precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

FIG. 2 is a schematic cross-sectional view of an inclined conduit according to the present invention;

FIG. 3 is a schematic side cross-sectional view of a filter cartridge in accordance with the present invention;

FIG. 4 is an enlarged view of FIG. 3 at B;

FIG. 5 is a schematic cross-sectional view of a seal disk of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 2;

FIG. 7 is a schematic top cross-sectional view of the outer sleeve and the inner sleeve of the present invention;

FIG. 8 is a schematic side view of the connecting plate, the sheath and the electric telescopic rod of the present invention.

In the figure: 1. a stock solution tank; 2. a transmission case; 201. a transmission cavity; 3. a filter box; 301. a cavity; 302. a seal ring; 303. a filter cartridge; 304. a connecting shaft; 305. sealing the disc; 306. fine filtering net; 307. a one-way valve; 4. an electric telescopic rod; 5. a material guide pipe; 6. a drive motor; 601. an inner sleeve; 602. a jacket; 603. clamping the strip; 604. a chute; 605. a ring groove; 606. a connecting plate; 607. a sealing groove; 608. a rubber sleeve; 609. a feed inlet; 7. a connecting rod; 701. a port; 702. moving the port; 703. a sealing plate; 704. a filter port; 8. a support plate; 801. a brush; 9. a discharging pipe; 901. a baffle plate; 902. a spray head; 903. a high temperature sterilizing lamp; 904. a recovery port; 905. a recovery pipe; 906. a water pump; 10. and (4) a liquid inlet.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, an embodiment of the present invention provides a filtration refining apparatus for producing an injection, including a raw liquid tank 1, a transmission case 2 and a filter case 3, the transmission case 2 is connected to the filter case 3, a transmission chamber 201 is fixedly disposed inside the transmission case 2, a cavity 301 is fixedly disposed inside the filter case 3, the transmission chamber 201 is communicated with the cavity 301, a sealing ring 302 is fixedly connected to one side of the cavity 301, a filter cartridge 303 is disposed in the cavity 301, the filter cartridge 303 is connected to the sealing ring 302 in a penetrating manner, an opening and closing component is fixedly disposed on an inner wall of the filter cartridge 303, a connecting shaft 304 is disposed on the opening and closing component, the connecting shaft 304 extends into the transmission chamber 201, a driving component is disposed in the transmission chamber 201, the driving component is connected to the connecting shaft 304, an electric telescopic rod 4 is disposed in the transmission chamber 201, the electric telescopic rod 4 is connected to the driving component, a sealing disc pipe 5 is disposed between the driving component and the raw liquid tank 1, the sealing disc 304 is hollow, an end of the filter cartridge 303 far away from the sealing ring 302 is fixedly connected to an end of the sealing disc 305, a fine filter screen 306 is disposed on an outer peripheral wall of the fine screen 305, a one end of the fine screen 306 far away from the sealing ring 302 is fixedly connected to a one-way valve 307, and a top 10 is disposed on the top of the fine screen 1.

The driving assembly comprises a driving motor 6, an inner sleeve 601 and an outer sleeve 602, an output shaft of the driving motor 6 is fixedly connected with the inner sleeve 601, the inner sleeve 601 is embedded in the outer sleeve 602, the outer sleeve 602 is fixedly connected with a connecting shaft 304, a clamping strip 603 is fixedly connected to the outer peripheral wall of the inner sleeve 601, a sliding groove 604 is formed in the inner peripheral wall of the outer sleeve 602, and the sliding groove 604 is in sliding clamping connection with the clamping strip 603.

Specifically, the method comprises the following steps: the stock solution box 1 is used for placing stock solution, the stock solution enters the filter cylinder 303, the stock solution box 1 can continuously supplement the stock solution into the filter cylinder 303 through the guide pipe 5, when the driving motor 6 is in a state of anticlockwise rotation, the opening and closing component is in an open state, so that the filter cylinder 303 is controlled to roughly filter the stock solution, at the moment, the connecting shaft 304 and the filter cylinder 303 are driven to rotate, the stock solution is thrown out of the filter cylinder 303 along with the rotation of the filter cylinder 303 and then enters the cavity 301, after the rough filtering is completed, the driving motor 6 rotates clockwise, at the moment, the opening and closing component is in a closed state, so that the filter cylinder 303 cannot allow the stock solution to pass through, at the moment, the stock solution in the stock solution box 1 can continuously enter the filter cylinder 303, and meanwhile, the electric telescopic rod 4 drives the connecting shaft 304 and the filter cylinder 303 to move to one side, at the moment, the sealing discs 305 move synchronously, under the blocking of the sealing rings 302, the sealing discs 305 can extrude the stock solution between the sealing discs 305 and the sealing rings 302, the stock solution is subjected to fine filtration through the fine filtration net 306 and then discharged from the one-way valves 307, the fine filtration process of the stock solution is in a continuous output state, the stock solution is not required to be supplemented by stopping, the coarse filtration and the fine filtration can be carried out in the same equipment, the industrial production efficiency is improved, the extrusion force can improve the filtration effect, meanwhile, the sealing discs 305 are always in a rotating state, the fine filtration operation can be effectively guaranteed, then, the electric telescopic rod 4 pushes the filter cartridges 303, so that the filter cartridges 303 enter the cavities 301 again, and in the resetting process of the filter cartridges 303, the stock solution remained in the cavities 301 can be pushed through the sealing discs 305, the discharging effect is improved, and the waste of the stock solution is avoided;

referring to fig. 7, the outer sleeve 602 and the inner sleeve 601 can adapt to the reciprocating movement of the filter cartridge 303 by the sliding and clamping effect of the clamping strip 603 and the sliding groove 604, so as to ensure the normal operation of the rotation movement of the filter cartridge 303.

An annular groove 605 is fixedly connected to the outer peripheral wall of the outer sleeve 602, a connecting plate 606 is rotatably connected to the annular groove 605, and one end of the connecting plate 606, which is far away from the annular groove 605, is rotatably connected to the extending end of the electric telescopic rod 4.

Specifically, the method comprises the following steps: referring to fig. 8, the connection plate 606 is engaged with the ring groove 605, so that the outer sleeve 602 and the connection shaft 304 can still be driven by the connection plate 606 to perform a transverse reciprocating motion in a rotating state.

A sealing groove 607 is fixedly formed in the outer peripheral wall of one end, close to the driving motor 6, of the inner sleeve 601, a rubber sleeve 608 is rotatably connected in the sealing groove 607, the bottom of the material guide pipe 5 is in through connection with the rubber sleeve 608, a plurality of feeding holes 609 are fixedly formed in the sealing groove 607, and the top of the material guide pipe 5 is connected with the bottom of the stock solution tank 1.

Specifically, the method comprises the following steps: referring to fig. 6, the stock solution in the stock solution tank 1 enters the inner sleeve 601 through the stock tube 5, the inner sleeve 601, the outer sleeve 602 and the connecting shaft 304 are in a communicated state, when the liquid level of the stock solution in the filter cylinder 303 is lower than the top surface of the inner cavity of the inner sleeve 601, the stock solution in the stock solution tank 1 automatically continues into the filter cylinder 303, because the filter cylinder 303 and the inner sleeve 601 are always in a rotating state, the sealing performance of the stock tube 5 and the sealing groove 607 is enhanced through the sealing groove 607 and the rubber sleeve 608, when the stock tube 5 is aligned with the feed port 609, the feeding operation can be normally performed, and the plurality of feed ports 609 can improve the feeding speed and avoid the condition of slow feeding.

The switching subassembly includes a plurality of connecting rods 7, and a plurality of connecting rods 7 are the annular array and set up on the periphery wall of connecting axle 304, and a plurality of openings 701 have been seted up to fixed on the connecting axle 304 periphery wall, and a plurality of removal mouths 702 have been seted up to fixed having seted up on the internal periphery wall of cartridge filter 303, and connecting rod 7 tip fixedly connected with closing plate 703, closing plate 703 and removal mouth 702 sliding connection remove mouthful 702 one side and fixedly seted up filtration mouth 704.

Specifically, the method comprises the following steps: referring to fig. 3 and 4, when the driving motor 6 rotates counterclockwise, the connecting shaft 304 is driven to rotate, the connecting shaft 304 drives the connecting rod 7 to rotate counterclockwise, so that the connecting rod 7 drives the sealing plate 703 to move synchronously, the sealing plate 703 moves towards a side wall far away from the filtering port 704 in the moving port 702, when the sealing plate 703 abuts against a side wall of the moving port 702, the filter cartridge 303 can be driven to rotate, and the filtering port 704 is in an open state at the time, thereby ensuring the normal operation of coarse filtering, when the driving motor 6 rotates clockwise, the sealing plate 703 is suitable for blocking the filtering port 704, preventing the filter cartridge 303 from leaking when raw materials are continuously fed, ensuring the normal operation of raw liquid continuous feeding, and simultaneously ensuring that the sealing plate 305 and the sealing ring 302 are in a closed state, so that the raw liquid can normally bear extrusion force, and ensuring the performance of fine filtering;

wherein the through opening 701 in the connecting shaft 304 is adapted to allow the passage of the dope into the filter cartridge 303.

Fixedly connected with extension board 8 on the transmission chamber 201 inner wall, extension board 8 bottom fixedly connected with brush 801, in this setting, when cartridge filter 303 shifts out from cavity 301, cartridge filter 303 under the rotation state can contradict with brush 801 to the plug on the clean filtration mouth 704 avoids taking place the condition of jam.

One side of the filter cartridge 303 far away from the transmission case 2 is communicated with a discharging pipe 9, the inside of the discharging pipe 9 is communicated with the cavity 301, a baffle 901 is arranged between the cavity 301 and the inside of the discharging pipe 9, a plurality of nozzles 902 are fixedly connected to the baffle 901, and a high-temperature sterilizing lamp 903 facing the nozzles 902 is arranged on the inner wall of the discharging pipe 9.

Specifically, the method comprises the following steps: when the filter cylinder 303 is reset into the cavity 301, the sealing disc 305 is suitable for pushing the stock solution after fine filtration and compressing the stock solution, so that the stock solution is sprayed out from the spray head 902, the diffused stock solution splashes on the high-temperature sterilizing lamp 903, the sterilizing area is large, the effect is strong, and then the diffused stock solution flows out from the bottom of the discharging pipe 9, and the sterilizing work of the stock solution is completed.

Transmission case 2 bottom fixedly connected with retrieves mouth 904, fixedly connected with recovery tube 905 on retrieving mouth 904, fixedly connected with water pump 906 on recovery tube 905, the one end and the stock solution case 1 intercommunication that recovery tube 905 keeps away from retrieving mouth 904.

Specifically, the method comprises the following steps: cartridge filter 303 is when transmission chamber 201, during the transmission chamber 201 can be got rid of to the coarse filtration stoste that remains on the cartridge filter 303 outer wall, extracts the coarse filtration stoste through water pump 906 to during stoste case 1 is mended again, avoid the waste of stoste, and can repeat the coarse filtration operation, improve filter fineness.

s1: the stock solution is put into the stock solution box 1 and enters the filter cylinder 303;

s2: when the driving motor 6 rotates counterclockwise, the opening and closing component is in an open state, and the filter cylinder 303 is controlled to perform coarse filtration of raw materials;

s3: the driving motor 6 rotates clockwise, the opening and closing component is in a closed state at the moment, the stock solution in the stock solution tank 1 can continuously enter the filter cylinder 303 at the moment, the electric telescopic rod 4 drives the connecting shaft 304 and the filter cylinder 303 to move towards one side, the sealing disc 305 moves synchronously at the moment, and the sealing disc 305 can extrude the stock solution between the sealing disc 305 and the sealing ring 302 under the blocking of the sealing ring 302, so that the stock solution is subjected to fine filtration through the fine filtration net 306 and then is discharged from the one-way valve 307;

s4: then electric telescopic handle 4 promotes cartridge filter 303, make cartridge filter 303 enter into cavity 301 again, cartridge filter 303 is at the in-process that resets, can promote remaining stoste in the cavity 301 through sealed dish 305, improve ejection of compact effect, avoid the waste of stoste, and sealed dish 305 is suitable for promoting the stoste after the essence is strained, and compress the stoste, make stoste spout from shower nozzle 902, the stoste of diffusion splashes on high temperature sterilization lamp 903, the disinfection area is big, and is strong in effect, then flow out from unloading pipe 9 bottom.

The working principle is as follows: the raw liquid box 1 is used for placing raw liquid, the raw liquid enters the filter cylinder 303, the raw liquid box 1 can continuously supplement the raw liquid into the filter cylinder 303 through the guide pipe 5, when the driving motor 6 is in a state of anticlockwise rotation, the opening and closing component is in an open state, so that the raw liquid can be roughly filtered by controlling the filter cylinder 303, at the moment, the connecting shaft 304 and the filter cylinder 303 are driven to rotate, the raw liquid is thrown out of the filter cylinder 303 along with the rotation of the filter cylinder 303 and then enters the cavity 301, after the rough filtering is completed, the driving motor 6 rotates clockwise, at the moment, the opening and closing component is in a closed state, so that the raw liquid cannot be allowed to pass through the filter cylinder 303, at the moment, the raw liquid in the raw liquid box 1 can continuously enter the filter cylinder 303, meanwhile, the electric telescopic rod 4 drives the connecting shaft 304 and the filter cylinder 303 to move to one side, at the moment, the sealing disc synchronously moves, under the blocking of the sealing disc 302, the sealing disc 305 can extrude the raw liquid between the sealing disc 305 and the sealing disc 302, the raw liquid can be filtered through the fine filtering net 306, then is discharged from the one-way valve 307, the fine filtering process is in a fine filtering process that the raw liquid is in a rough filtering process, the fine filtering operation, the operation of supplementing operation of the filter cylinder 303 can be improved, the residual raw liquid can be improved, and the residual extrusion efficiency of the filter cylinder 303 can be improved, and the electric telescopic rod can be improved all the filter cylinder 303, and the production process of the residual operation of the electric telescopic rod can be improved, and the filter cylinder 303, and the operation of the filter cylinder 303, and the operation can be improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an injection production is with filtering refining plant, includes stoste case (1), transmission case (2) and rose box (3), its characterized in that: the transmission box (2) is connected with the filter box (3), a transmission cavity (201) is fixedly arranged in the transmission box (2), a cavity (301) is fixedly arranged in the filter box (3), the transmission cavity (201) is communicated with the cavity (301), one side of the cavity (301) is fixedly connected with a sealing ring (302), a filter cylinder (303) is arranged in the cavity (301), the filter cartridge (303) is connected with the sealing ring (302) in a penetrating way, an opening and closing component is fixedly arranged on the inner wall of the filter cylinder (303), a connecting shaft (304) is arranged on the opening and closing component, the connecting shaft (304) extends into a transmission cavity (201), a driving assembly is arranged in the transmission cavity (201), the driving component is connected with the connecting shaft (304), an electric telescopic rod (4) is arranged in the transmission cavity (201), the electric telescopic rod (4) is connected with the driving component, a material guide pipe (5) is arranged between the driving component and the stock solution tank (1), the connecting shaft (304) is hollow, the end part of the filter cylinder (303) far away from the sealing ring (302) is fixedly connected with a sealing disc (305), a fine filter screen (306) is arranged on the peripheral wall of the sealing disc (305), one end of the fine filter net (306) far away from the sealing ring (302) is fixedly connected with a one-way valve (307).

2. The filtration refining device for injection production according to claim 1, wherein: drive assembly includes driving motor (6), endotheca (601) and overcoat (602), driving motor (6) output shaft with endotheca (601) fixed connection, endotheca (601) embedding is in overcoat (602), overcoat (602) with connecting axle (304) fixed connection, fixedly connected with card strip (603) on endotheca (601) periphery wall, be provided with spout (604) on overcoat (602) internal perisporium, spout (604) with card strip (603) slip joint.

3. The filtration refining device for injection production according to claim 2, wherein: fixedly connected with annular (605) on overcoat (602) periphery wall, swivelling joint has connecting plate (606) in annular (605), one end that annular (605) were kept away from in connecting plate (606) with the end rotation connection that stretches out of electric telescopic handle (4).

4. The filtration refining device for injection production as claimed in claim 3, wherein: endotheca (601) are close to fixed seal groove (607) of having seted up on the one end periphery wall of driving motor (6), swivelling joint has rubber sleeve (608) in seal groove (607), passage (5) bottom with rubber sleeve (608) through connection, a plurality of feed inlets (609) have been fixed to have seted up on seal groove (607), passage (5) top with stoste case (1) bottom links to each other.

5. The filtration and purification device for injection production as claimed in claim 4, wherein: the switching subassembly includes a plurality of connecting rods (7), and is a plurality of connecting rod (7) are the setting of annular array on the periphery wall of connecting axle (304), a plurality of openings (701) have been fixed to have seted up on connecting axle (304) periphery wall, a plurality of removal mouths (702) have been fixed to have seted up on cartridge filter (303) internal perisporium, connecting rod (7) tip fixedly connected with closing plate (703), closing plate (703) with remove mouth (702) sliding connection, remove mouth (702) one side and fixed filtration mouth (704) have been seted up.

6. The filtration refining device for injection production as claimed in claim 5, wherein: a support plate (8) is fixedly connected to the inner wall of the transmission cavity (201), and a brush (801) is fixedly connected to the bottom of the support plate (8).

7. The filtration refining device for injection production as claimed in claim 6, wherein: one side, far away from the transmission box (2), of the filter cylinder (303) is communicated with a discharging pipe (9), the interior of the discharging pipe (9) is communicated with a cavity (301), a baffle (901) is arranged between the cavity (301) and the interior of the discharging pipe (9), a plurality of spray heads (902) are fixedly connected onto the baffle (901), and a high-temperature sterilization lamp (903) facing the spray heads (902) is arranged on the inner wall of the discharging pipe (9).

8. The filtration refining device for injection production according to claim 7, wherein: transmission case (2) bottom fixedly connected with retrieves mouth (904), fixedly connected with recovery tube (905) on retrieving mouth (904), fixedly connected with water pump (906) on recovery tube (905), the one end that retrieves mouth (904) was kept away from in recovery tube (905) with stoste case (1) intercommunication.

9. The filtration refining device for injection production according to claim 8, wherein: the top of the stock solution tank (1) is provided with a liquid inlet (10).

10. The operating method of the filtration and purification device for injection production as claimed in claim 9, wherein: the method comprises the following steps:

s1: stock solution is put into the stock solution box (1) and enters the filter cartridge (303);

s2: the opening and closing assembly is in an open state when the driving motor (6) rotates anticlockwise, and the filter cylinder (303) is controlled to perform coarse filtration on raw materials;

s3: the driving motor (6) rotates clockwise, the opening and closing assembly is in a closed state at the moment, stock solution in the stock solution tank (1) can continuously enter the filter cylinder (303), meanwhile, the electric telescopic rod (4) drives the connecting shaft (304) and the filter cylinder (303) to move towards one side, at the moment, the sealing disc (305) moves synchronously, under the blocking of the sealing ring (302), the sealing disc (305) can extrude the stock solution between the sealing disc (305) and the sealing ring (302), so that the stock solution is subjected to fine filtration through the fine filtration net (306) and then is discharged from the one-way valve (307);

s4: then the electric telescopic rod (4) pushes the filter cartridge (303) to enable the filter cartridge (303) to enter the cavity (301) again, the filter cartridge (303) pushes residual stock solution in the cavity (301) through the sealing disc (305) in the resetting process, the discharging effect is improved, the waste of the stock solution is avoided, the sealing disc (305) is suitable for pushing the stock solution after fine filtration and compressing the stock solution to enable the stock solution to be sprayed out of the spray head (902), and the diffused stock solution splashes onto the high-temperature sterilizing lamp (903), so that the sterilizing area is large, the effect is strong, and the stock solution flows out of the bottom of the discharging pipe (9).