CN219922299U

CN219922299U - Filter equipment and medical intermediate processing equipment

Info

Publication number: CN219922299U
Application number: CN202321711768.0U
Authority: CN
Inventors: 王力; 徐晓东; 束长城
Original assignee: Gansu Xinfulun Pharmaceutical Co ltd
Current assignee: Gansu Xinfulun Pharmaceutical Co ltd
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2023-10-31
Anticipated expiration: 2033-07-03

Abstract

The utility model provides a filtering device and medical intermediate processing equipment, and belongs to the technical field of pharmacy. The filtering device comprises a box body and a lifting bottom, wherein the lifting bottom is movably plugged at the bottom of the box body, a screw is fixedly connected to the lifting bottom, a filtering frame is screwed on the screw, fins are arranged on the filtering frame, a filter screen is arranged in the filtering frame, the box body is divided into an upper part and a lower part by the filter screen, and a rotating piece is arranged on the filtering frame. In this application: the rotation piece drives the filter screen to rotate and utilizes the fin to stir the mixed liquid, and as the filter frame is in threaded connection with the screw rod, the filter frame can descend when rotating, and the mixed liquid is driven to pass through the filter screen by pressure to filter, so that the filtering efficiency is improved, the chassis can fall off the box body without shielding, and extraction of medical intermediates is facilitated.

Description

Filter equipment and medical intermediate processing equipment

Technical Field

The utility model relates to the technical field of pharmacy, in particular to a filtering device and medical intermediate processing equipment.

Background

The medical intermediate is a chemical raw material or chemical product used in the process of synthesizing medicines, the chemical product does not need a production license of medicines, can be produced in a common chemical plant, can be used for synthesizing medicines as long as reaching a certain level, and needs to be filtered during production.

In view of the above, the chinese patent application No. cn202221245842.X discloses a mobile filter for producing pharmaceutical intermediates, in which a stirring mechanism is mainly disposed on a filter screen to improve the filtering effect, and an openable top cover is utilized to facilitate extraction of pharmaceutical intermediates.

However, in the process of implementing the technical solution in the embodiment of the present utility model, the present inventors have found that at least the following technical problems exist in the above technology:

1. the filter has no pressure during filtration, and only the dead weight can be used for passing through the filter screen, so that the filtration efficiency is low;

2. the box body is arranged on one circle of the filter screen to shield, so that the medicine intermediate is not convenient to extract cleanly.

Disclosure of Invention

In order to overcome the above disadvantages, the present utility model provides a filtering device, which aims to improve the problems mentioned in the background art.

In a first aspect, an embodiment of the present utility model provides a filtering device, including a box body and a lifting bottom, where the lifting bottom is movably plugged at the bottom of the box body, a screw is fixedly connected to the lifting bottom, a filter frame is screwed to the screw, fins are arranged on the filter frame, a filter screen is arranged in the filter frame, the filter screen separates the box body into an upper part and a lower part, and a rotating member is arranged on the filter frame.

In a specific embodiment, the rotating member comprises a rotating sleeve, the rotating sleeve is rotatably connected with the box body, at least two rotating rods are arranged at the lower end of the rotating sleeve, and the rotating rods movably penetrate through the filter frame.

In a specific embodiment, the rotating member further comprises a rotating ring, all the lower ends of the rotating rods are fixedly connected with the rotating ring, and the rotating ring is movably sleeved on the screw rod.

In the above-mentioned realization process, the cover is fixed together through two bull sticks to the commentaries on classics circle, and when the cover is rotatory, drives the filter frame through two bull sticks and rotates to the drive filter frame is rotatory, can follow bull stick axial displacement when the filter frame is rotatory, and it is to be noted that, the shape of bull stick cross section can be arc or circular etc. shape, and curved bull stick is favorable to transmitting the moment of torsion, in this embodiment, in the screw rod upper end activity inserts the cover, when filtering, the cover can form the support to the screw rod upper end, when the lift decline, the screw rod just can break away from the cover.

In a specific embodiment, the rotating member further comprises a slave gear and a motor, the slave gear is connected with the rotating sleeve shaft, the motor is fixedly installed on the outer wall of the box body, and the output end of the motor is provided with a master gear meshed with the slave gear.

In the implementation process, the motor drives the driven gear to rotate through the main gear, and then drives the filter frame to rotate through the rotating sleeve and the rotating rod.

In a specific embodiment, the lifting bottom comprises a chassis, the chassis is fixedly connected with the lower end of the screw rod, and the chassis is movably plugged at the bottom of the box body.

In a specific embodiment, the lifting bottom further comprises a base and a hydraulic cylinder, wherein the hydraulic cylinder is installed on the base, and the telescopic end of the hydraulic cylinder is fixedly connected with the chassis.

In the above implementation process, during normal filtration, the hydraulic cylinder is ejected, the chassis seals up the bottom of the box, during cleaning residues, the hydraulic cylinder is retracted, the chassis descends, in this embodiment, a gap is formed on one side of the chassis, so that liquid and residues can be discharged and treated in a concentrated manner.

In a specific embodiment, a support leg is fixedly connected to the base, and the support leg is fixedly connected to the box.

In the implementation process, the bracket is used for fixing the box body to the base to form a whole, so that the butt joint sealing of the chassis and the box body is facilitated.

In a specific embodiment, the tank is provided with a feed pipe and a drain pipe.

In the above-mentioned implementation process, the inlet pipe injects medical intermediate mixed solution into the filter screen below space in the box, then the filter screen descends and squeezes water into filter screen upper portion, and the residue remains in the lower part, and after the filter screen descends to the bottom, the drain pipe discharges the water on filter screen upper portion, and inlet pipe and drain pipe all are provided with the control valve in this embodiment to keep closing when filtering.

In a second aspect, the present utility model further provides a pharmaceutical intermediate processing apparatus, including the above-mentioned filtering device.

Compared with the prior art, the utility model has the beneficial effects that: the rotation piece drives the filter screen to rotate and utilizes the fin to stir the mixed liquid, and as the filter frame is in threaded connection with the screw rod, the filter frame can descend when rotating, and the mixed liquid is driven to pass through the filter screen by pressure to filter, so that the filtering efficiency is improved, the chassis can fall off the box body without shielding, and extraction of medical intermediates is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an external view of a filter device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing the structure of the filtering device before and during filtration according to the embodiment of the present utility model;

fig. 3 is a schematic view of a filtered state structure of a filtering device according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a rotating member according to an embodiment of the present utility model.

In the figure: 10-a box body; 20-lifting the bottom; 21-chassis; 22-a base; 23-a hydraulic cylinder; 24-supporting legs; 30-screw; 40-a filter frame; 50-fins; 60-filtering net; 70-rotating member; 71-rotating sleeve; 72-rotating rod; 73-turning; 74-slave gear; 75-motor; 76-main gear; 80-feeding pipe; 90-drain pipe.

Detailed Description

The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-4, the present utility model provides a filtering device, which includes a case 10 and a lifting bottom 20, wherein the lifting bottom 20 is movably plugged at the bottom of the case 10, a screw 30 is fixedly connected to the lifting bottom 20, a filter frame 40 is screwed to the screw 30, fins 50 are disposed on the filter frame 40, a filter screen 60 is disposed in the filter frame 40, the filter screen 60 divides the case 10 into an upper portion and a lower portion, and a rotating member 70 is disposed on the filter frame 40. The rotation member 70 drives the filter screen 60 to rotate, and the fins 50 are used for stirring the mixed liquid, and the filter frame 40 is in threaded connection with the screw 30, so that the filter frame 40 descends while rotating, the mixed liquid is driven to pass through the filter screen 60 by pressure to filter, the filtering efficiency is improved, the chassis 21 can fall off the box body 10, shielding is avoided, and extraction of medical intermediates is facilitated.

Referring to fig. 1-4, the rotating member 70 includes a rotating sleeve 71, the rotating sleeve 71 is rotatably connected with the casing 10, at least two rotating rods 72 are disposed at the lower end of the rotating sleeve 71, and the rotating rods 72 movably penetrate through the filter frame 40. The rotating member 70 further comprises a rotating ring 73, wherein the lower ends of all the rotating rods 72 are fixedly connected with the rotating ring 73, and the rotating ring 73 is movably sleeved on the screw 30. The rotating sleeve 71 and the rotating ring 73 are fixed together through two rotating rods 72, when the rotating sleeve 71 rotates, the filter frame 40 is driven to rotate through the two rotating rods 72, so that the filter frame 40 is driven to rotate, the filter frame 40 can axially move along the rotating rods 72 while rotating, the cross section of the rotating rods 72 can be arc-shaped or circular-shaped, and the arc-shaped rotating rods 72 are beneficial to transmitting torque, in the embodiment, the upper end of the screw 30 is movably inserted into the rotating sleeve 71, when the filter is carried out, the rotating sleeve 71 can support the upper end of the screw 30, and when the lifting bottom 20 descends, the screw 30 can be separated from the rotating sleeve 71.

Referring to fig. 1-4, the rotating member 70 further includes a slave gear 74 and a motor 75, the slave gear 74 is connected with the rotating sleeve 71 by a shaft, the motor 75 is fixedly installed on the outer wall of the case 10, and a master gear 76 is disposed at an output end of the motor 75 and meshed with the slave gear 74. The motor 75 drives the slave gear 74 to rotate through the master gear 76, and in turn drives the filter frame 40 to rotate through the swivel 71 and the rotating rod 72.

Referring to fig. 1-3, the lifting base 20 includes a base plate 21, the base plate 21 is fixedly connected with the lower end of the screw 30, and the base plate 21 is movably plugged at the bottom of the box 10. The lifting bottom 20 further comprises a base 22 and a hydraulic cylinder 23, wherein the hydraulic cylinder 23 is arranged on the base 22, and the telescopic end of the hydraulic cylinder 23 is fixedly connected with the chassis 21. During normal filtration, the hydraulic cylinder 23 is ejected, the chassis 21 seals the bottom of the box 10, the hydraulic cylinder 23 is retracted when residues are cleaned, the chassis 21 descends, and in the embodiment, a gap is formed at one side of the chassis 21, so that liquid and residues can be discharged and treated in a concentrated manner.

Referring to fig. 1-3, a base 22 is fixedly connected with a support 24, and the support 24 is fixedly connected with the case 10. The bracket is used for fixing the box body 10 to the base 22 to form a whole, and is beneficial to butt joint sealing of the chassis 21 and the box body 10.

Referring to fig. 1-3, a feed pipe 80 and a drain pipe 90 are provided on the case 10. The feed pipe 80 injects the pharmaceutical intermediate mixture into the space below the filter screen 60 in the case 10, then the filter screen 60 descends to squeeze water into the upper portion of the filter screen 60, the residue remains in the lower portion, and the drain pipe 90 discharges the water in the upper portion of the filter screen 60 after the filter screen 60 descends to the bottom, and both the feed pipe 80 and the drain pipe 90 are provided with control valves in this embodiment so as to be kept closed at the time of filtration.

Referring to fig. 1-4, the present utility model further provides a pharmaceutical intermediate processing apparatus, which includes the above-mentioned filtering device.

The working principle of the filtering device is as follows: in the initial state, the filter screen 60 is located at the upper part of the box 10, the hydraulic cylinder 23 is ejected, the bottom of the box 10 is plugged by the chassis 21, the feeding pipe 80 is used for injecting the medical intermediate mixed liquid into the space below the filter screen 60 in the box 10, then the feeding pipe 80 is closed, the motor 75 drives the driven gear 74 to rotate through the main gear 76, and then the filter frame 40 is driven to rotate through the rotating sleeve 71 and the rotating rod 72, the mixed liquid is stirred by the fins 50, the filter frame 40 is screwed with the screw 30, the filter frame 40 descends while rotating, the mixed liquid is filtered by the pressure, the filtering efficiency is improved, after the filter screen 60 descends to the bottom, the water drain pipe 90 is opened to drain the water at the upper part of the filter screen 60, finally the hydraulic cylinder 23 descends with the chassis 21 and completely leaves the box 10, the medical intermediate residues accumulated on the chassis 21 are treated, in the whole, the filter screen 60 is driven to rotate by the rotating member 70, the mixed liquid is stirred by the fins 50, the filter frame 40 is screwed with the screw 30, the filter frame 40 descends while rotating, the mixed liquid is driven by the pressure to pass through the filter screen 60, the filter screen 60 and the filtering efficiency is improved, the medical intermediate box is not blocked by the chassis 10, and the medical intermediate liquid can not be extracted.

The above embodiments of the present utility model are only examples, and are not intended to limit the scope of the present utility model, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Claims

1. The utility model provides a filter equipment, its characterized in that includes box (10) and lift end (20), lift end (20) activity shutoff in box (10) bottom, fixedly connected with screw rod (30) on lift end (20), the spiro union has filter frame (40) on screw rod (30), be provided with fin (50) on filter frame (40), be provided with filter screen (60) in filter frame (40), filter screen (60) will box (10) are separated into upper and lower two parts, be provided with rotating member (70) on filter frame (40).

2. A filter device according to claim 1, wherein the rotary member (70) comprises a rotary sleeve (71), the rotary sleeve (71) is rotatably connected with the casing (10), at least two rotary rods (72) are arranged at the lower end of the rotary sleeve (71), and the rotary rods (72) movably penetrate through the filter frame (40).

3. A filter device according to claim 2, wherein the rotary member (70) further comprises a rotary ring (73), all the lower ends of the rotary rods (72) are fixedly connected with the rotary ring (73), and the rotary ring (73) is movably sleeved on the screw rod (30).

4. A filter device according to claim 3, wherein the rotary member (70) further comprises a slave gear (74) and a motor (75), the slave gear (74) is in shaft connection with the rotary sleeve (71), the motor (75) is fixedly mounted on the outer wall of the box body (10), and a master gear (76) is arranged at the output end of the motor (75) and meshed with the slave gear (74).

5. The filtering device according to claim 4, wherein the lifting bottom (20) comprises a chassis (21), the chassis (21) is fixedly connected with the lower end of the screw (30), and the chassis (21) is movably plugged at the bottom of the box body (10).

6. A filtering device according to claim 5, wherein the lifting base (20) further comprises a base (22) and a hydraulic cylinder (23), the hydraulic cylinder (23) is mounted on the base (22), and a telescopic end of the hydraulic cylinder (23) is fixedly connected with the chassis (21).

7. A filter device according to claim 6, wherein the base (22) is fixedly connected with a foot (24), and the foot (24) is fixedly connected with the housing (10).

8. A filter device according to claim 7, characterized in that the tank (10) is provided with a feed pipe (80) and a drain pipe (90).

9. A pharmaceutical intermediate processing apparatus comprising a filtration device according to any one of claims 1 to 8.