CN215742891U - Multistage filter equipment is used in preparation of olopatadine hydrochloride eye drops - Google Patents
Multistage filter equipment is used in preparation of olopatadine hydrochloride eye drops Download PDFInfo
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- CN215742891U CN215742891U CN202122033969.7U CN202122033969U CN215742891U CN 215742891 U CN215742891 U CN 215742891U CN 202122033969 U CN202122033969 U CN 202122033969U CN 215742891 U CN215742891 U CN 215742891U
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Abstract
The utility model discloses a multistage filtering device for preparing olopatadine hydrochloride eye drops, which comprises a base, wherein a supporting seat is fixedly connected to the bottom surface of the base, a liquid inlet pipe is fixedly connected to the bottom surface of the base, liquid inlets are formed in the top surface and the bottom surface of the base in a penetrating manner, a fixed seat is fixedly connected to the middle of the top surface of the base, a connecting pipe is connected to the inner wall of the fixed seat in a sliding manner, a filter element is fixedly connected to the top surface of the connecting pipe, and a fixed column is fixedly connected to the top surface of the filter element. And then reversely rotating the threaded column, so that the limiting plate is in close contact with the second connecting plate, the filter element can be replaced, the aim of quickly replacing the filter element of the microporous membrane filter used for preparing the olopatadine hydrochloride eye drops by multistage filtration is fulfilled, the condition that the plurality of bolts for fixing the cylinder cover are required to be screwed down when the polyether sulfone membrane filter element is replaced is avoided, the condition that the cylinder cover is required to be fixed by the plurality of bolts after the replacement is finished is avoided, and the filter element is more convenient to disassemble and assemble.
Description
Technical Field
The utility model relates to the technical field of eye drop preparation equipment, in particular to a multistage filtering device for preparing olopatadine hydrochloride eye drops.
Background
The olopatadine hydrochloride eye drops mainly comprise olopatadine hydrochloride, disodium hydrogen phosphate, sodium chloride, sodium hydroxide and distilled water, and are produced by the production processes of bottle washing, stopper washing, sterilization, preparation, filling and the like, in the preparation process, the raw materials are added into a preparation tank for preparation, filtration is carried out after preparation, the filling process is carried out after filtration, in the filtering process, the solution is often filtered by using a microporous membrane filter, a plurality of microporous membrane filters are connected, the prepared solution is subjected to multistage filtration, the solution enters the filter cylinder from a water inlet of the filter cylinder, is discharged into the next microporous membrane filter from a water outlet after being subjected to multistage filtration through the polyether sulfone membrane filter element, is subjected to secondary filtration, is conveyed to a filling position after being filtered through the microporous membrane filters for filling, and can be subjected to multistage filtration through the microporous membrane filters.
The microporous membrane filter element that multistage filtration used is mostly changed more trouble in the preparation of present olopatadine hydrochloride eye drops, is difficult to carry out quick replacement to the microporous membrane filter element that multistage filtration used is prepared to olopatadine hydrochloride eye drops, and when polyethersulfone membrane filter element was changed, need unscrew a plurality of bolts of fixed cover, change the completion back, need fix the cover through a plurality of bolts, cause the dismouting of filter core more troublesome.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a multistage filtering device for preparing olopatadine hydrochloride eye drops, and solves the problems that most microporous membrane filter cores used for multistage filtering for preparing the olopatadine hydrochloride eye drops are troublesome to replace and the microporous membrane filter cores used for the multistage filtering for preparing the olopatadine hydrochloride eye drops are difficult to replace quickly.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a multistage filtering device for preparing olopatadine hydrochloride eye drops comprises a base, wherein a supporting seat is fixedly connected to the bottom surface of the base, a liquid inlet pipe is fixedly connected to the bottom surface of the base, a liquid inlet is formed in the top surface and the bottom surface of the base in a penetrating mode, a fixed seat is fixedly connected to the middle of the top surface of the base, a connecting pipe is slidably connected to the inner wall of the fixed seat, a filter element is fixedly connected to the top surface of the connecting pipe, a fixed column is fixedly connected to the top surface of the filter element, a fixed plate is sleeved on the surface of the fixed column and is slidably connected with the fixed column, a shell is fixedly connected to the surface of the fixed column, the shell is overlapped with the base, a liquid outlet pipe is fixedly inserted into the surface of the shell, a guide hole is formed in the top surface of the base, a guide column is slidably connected to the inner wall of the guide hole and is fixedly connected with the shell, a first fixing ring is fixedly connected to the surface of the shell, first stationary ring surface sliding connection has first fixed hoop and the fixed hoop of second, first fixed hoop inner wall sliding connection has the solid fixed ring of second, and first fixed ring and the solid fixed ring looks overlap joint of second, first fixed hoop fixed surface is connected with first connecting plate, first connecting plate surface rotation is connected with the pivot, pivot fixed surface is connected with the internal thread pipe, internal thread pipe inner wall threaded connection has the screw thread post, the one end fixedly connected with limiting plate of internal thread pipe is kept away from to the screw thread post, one side fixedly connected with knob that the screw thread post was kept away from to the limiting plate, one side overlap joint that the limiting plate is close to the screw thread post has the second connecting plate, and second connecting plate and the fixed hoop fixed connection setting of second.
Preferably, the number of the guide holes and the number of the guide columns are eight, and the eight guide holes and the eight guide columns are arranged in a circular array by using the circle center of the top surface of the base.
Preferably, the quantity of first connecting plate, pivot, internal thread pipe, screw post, limiting plate, knob and second connecting plate is two, and just two first connecting plate, two pivots, two internal thread pipes in two, two screw posts, two limiting plates, two knobs and two second connecting plates all use the central line of base top surface to set up as symmetry axis symmetry.
Preferably, the anti-skidding sleeve is fixedly sleeved on the surface of the knob and is made of rubber.
Preferably, the liquid inlet is vertically aligned with the liquid outlet end of the liquid inlet pipe, and the liquid inlet is of a circular hole-shaped structure.
Preferably, the fixing seat is of an annular structure, and the fixing seat is vertically aligned with the liquid inlet.
Compared with the prior art, the utility model has the beneficial effects that: according to the multistage filtering device for preparing the olopatadine hydrochloride eye drops, the knob is rotated to enable the threaded column to move outwards along the thread direction of the internal thread pipe, the limiting plate is separated from the second connecting plate, the knob is pulled to enable the threaded column to be taken out of the second connecting plate, the shell is taken down, then the filter element is taken down, the more annular filter element is inserted into the fixing seat through the connecting pipe, the guide column is inserted into the guide hole, the knob is pulled again to enable the threaded column to be turned over into the second connecting plate, then the threaded column is rotated reversely, the limiting plate is in close contact with the second connecting plate, and the filter element can be replaced; the aim of quickly replacing the microporous membrane filter element used for multistage filtration in the preparation of olopatadine hydrochloride eye drops is achieved, the situation that a plurality of bolts for fixing the cylinder cover need to be unscrewed during the replacement of the polyether sulfone membrane filter element is avoided, the situation that the cylinder cover needs to be fixed through a plurality of bolts after the replacement is completed is avoided, and the filter element is more convenient to disassemble and assemble.
Drawings
FIG. 1 is an isometric view of a structure of the present invention;
FIG. 2 is an enlarged view of a structure of the present invention at structure A;
FIG. 3 is a second isometric view of the present invention;
FIG. 4 is a front sectional view of a partial structure of the present invention;
FIG. 5 is an enlarged view of a structure of the present invention at structure B;
FIG. 6 is a partial structural view of the present invention.
In the figure: 1 base, 2 supporting seats, 3 feed liquor pipes, 4 feed liquors, 5 fixing seats, 6 connecting pipes, 7 filter cores, 8 drain pipes, 9 fixing columns, 10 fixing plates, 11 guide holes, 12 guide columns, 13 shells, 14 first fixing rings, 15 first fixing hoops, 16 second fixing rings, 17 first connecting plates, 18 rotating shafts, 19 internal thread pipes, 20 threaded columns, 21 limiting plates, 22 knobs, 23 second fixing hoops and 24 second connecting plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a multi-stage filtration device for preparing olopatadine hydrochloride eye drops, comprising a base 1, a supporting seat 2 fixedly connected with the bottom surface of the base 1, a liquid inlet pipe 3 fixedly connected with the bottom surface of the base 1, a liquid inlet 4 penetrated through the top surface and the bottom surface of the base 1, a liquid inlet 4 vertically aligned with the liquid outlet end of the liquid inlet pipe 3, and a liquid inlet 4 in a circular hole structure, a fixed seat 5 fixedly connected with the middle part of the top surface of the base 1, the fixed seat 5 in a ring structure, and the fixed seat 5 vertically aligned with the liquid inlet 4, a connecting pipe 6 slidably connected with the inner wall of the fixed seat 5, a filter core 7 fixedly connected with the top surface of the connecting pipe 6, a fixed column 9 fixedly connected with the top surface of the filter core 7, a fixed plate 10 sheathed on the surface of the fixed column 9, the fixed plate 10 slidably connected with the fixed column 9, and a shell 13 fixedly connected with the surface of the fixed column 9, and the shell 13 lapped with the base 1, the surface of the shell 13 is fixedly inserted with the liquid outlet pipe 8, the top surface of the base 1 is provided with the guide holes 11, the number of the guide holes 11 and the number of the guide columns 12 are eight, the eight guide holes 11 and the eight guide columns 12 are all arranged in a circular array in the center of the top surface of the base 1, the shell 13 is convenient to position, dislocation is prevented when the shell 13 is fixed, the inner wall of each guide hole 11 is slidably connected with the guide column 12, the guide column 12 is fixedly connected with the shell 13, the surface of the shell 13 is fixedly connected with a first fixing ring 14, the surface of the first fixing ring 14 is slidably connected with a first fixing ring 15 and a second fixing ring 23, the inner wall of the first fixing ring 15 is slidably connected with a second fixing ring 16, the first fixing ring 14 is overlapped with the second fixing ring 16, the surface of the first fixing ring 15 is fixedly connected with a first connecting plate 17, the rotating shaft 18, the internal threaded pipe 19, the threaded column 20, the limiting plate 21, The number of the knobs 22 and the second connecting plates 24 is two, and the two first connecting plates 17, the two rotating shafts 18, the two inner two internal thread pipes 19, the two threaded columns 20, the two limiting plates 21, the two knobs 22 and the two second connecting plates 24 are all symmetrically arranged by taking the central line of the top surface of the base 1 as a symmetry axis, so that the shell 13 is fixed more stably, the rotating shafts 18 are rotatably connected to the surface of the first connecting plates 17, the internal thread pipes 19 are fixedly connected to the surface of the rotating shafts 18, the threaded columns 20 are in threaded connection with the inner walls of the internal thread pipes 19, the limiting plates 21 are fixedly connected to the ends, far away from the internal thread pipes 19, of the limiting plates 21, the knobs 22 are fixedly connected to one sides, far away from the threaded columns 20, of the knob 22 are fixedly sleeved with anti-skid sleeves which are made of rubber materials, so that a user can conveniently grasp the hands of the user more stably, a second connecting plate 24 is lapped on one side of the limiting plate 21 close to the threaded column 20, the second connecting plate 24 is fixedly connected with a second fixing hoop 23, the threaded column 20 is moved outwards along the thread direction of the internal threaded pipe 19 by rotating the knob 22, the limiting plate 21 is separated from the second connecting plate 24, the knob 22 is pulled, the threaded column 20 is taken out of the second connecting plate 24, the shell 13 is taken down, the filter element 7 is taken down, the more annular filter element 7 is inserted into the fixing seat 5 through the connecting pipe 6, the guide column 12 is inserted into the guide hole 11, the knob 22 is pulled again, the threaded column 20 is turned over into the second connecting plate 24, the threaded column 20 is reversely rotated, the limiting plate 21 is in close contact with the second connecting plate 24, the filter element can be replaced, and the aim of quickly replacing the filter element of the microporous membrane filter for multistage filtration for preparing the olopatadine hydrochloride eye drops is achieved, the condition that a plurality of bolts for fixing the cylinder cover need to be screwed off in the replacement of the polyether sulfone membrane filter element is avoided, and the condition that the cylinder cover needs to be fixed through a plurality of bolts after the replacement is finished is avoided, so that the filter element is more convenient to disassemble and assemble.
When in use: drive screw post 20 through rotating knob 22 and rotate, make screw post 20 outwards remove along 19 screw thread directions of internal thread pipe, make limiting plate 21 and second connecting plate 24 separate, pulling knob 22, make screw post 20 and the upset of internal thread pipe 19, make screw post 20 take out from second connecting plate 24, take off shell 13, make fixed column 9 take out from fixed plate 10, then take off filter core 7 can, insert fixing base 5 with more annular filter core 7 through connecting pipe 6 in, insert guide post 12 in the guiding hole 11, make fixed column 9 insert in the fixed plate 10, pull knob 22 once more, make screw post 20 overturn to in the second connecting plate 24, reverse rotation screw post 20 again, make screw post 20 insert in the internal thread pipe 19, make limiting plate 21 and second connecting plate 24 in close contact with, can accomplish the change of filter core.
In conclusion, in the multistage filtering device for preparing olopatadine hydrochloride eye drops, the knob 22 is rotated to enable the threaded column 20 to move outwards along the thread direction of the internal threaded pipe 19, the limiting plate 21 is separated from the second connecting plate 24, the knob 22 is pulled to enable the threaded column 20 to be taken out of the second connecting plate 24, the shell 13 is taken down, then the filter element 7 is taken down, the more annular filter element 7 is inserted into the fixing seat 5 through the connecting pipe 6, the guide column 12 is inserted into the guide hole 11, the knob 22 is pulled again to enable the threaded column 20 to be turned over into the second connecting plate 24, then the threaded column 20 is rotated reversely to enable the limiting plate 21 to be in close contact with the second connecting plate 24, the filter element can be replaced, the aim of rapidly replacing the microporous membrane filter element used for preparing the multistage filtering of the olopatadine hydrochloride eye drops is fulfilled, and the situation that a plurality of bolts for fixing the cylinder cover are screwed down when replacing the polyethersulfone filter element is avoided, the condition that need fix the cover through a plurality of bolts after having avoided changing to accomplish for the dismouting of filter core is more convenient, and it is more troublesome to have solved that the microporous membrane filter core that current olopatadine hydrochloride eye drops preparation used multi-stage filtration changes, is difficult to carry out quick replacement's problem to the microporous membrane filter core that olopatadine hydrochloride eye drops preparation used multi-stage filtration.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A multistage filtering device for preparing olopatadine hydrochloride eye drops comprises a base (1) and is characterized in that a supporting seat (2) is fixedly connected to the bottom surface of the base (1), a liquid inlet pipe (3) is fixedly connected to the bottom surface of the base (1), a liquid inlet (4) is formed in the top surface and the bottom surface of the base (1) in a penetrating mode, a fixing seat (5) is fixedly connected to the middle of the top surface of the base (1), a connecting pipe (6) is slidably connected to the inner wall of the fixing seat (5), a filter element (7) is fixedly connected to the top surface of the connecting pipe (6), a fixing column (9) is fixedly connected to the top surface of the filter element (7), a fixing plate (10) is sleeved on the surface of the fixing column (9), the fixing plate (10) is slidably connected with the fixing column (9), a shell (13) is fixedly connected to the surface of the fixing column (9), and the shell (13) is in lap joint with the base (1), the liquid outlet pipe (8) is fixedly inserted in the surface of the shell (13), the guide hole (11) is formed in the top surface of the base (1), the guide column (12) is connected to the inner wall of the guide hole (11) in a sliding manner, the guide column (12) is fixedly connected with the shell (13), the first fixing ring (14) is fixedly connected with the surface of the shell (13), the first fixing ring (14) is connected with the first fixing ring (15) and the second fixing ring (23) in a sliding manner, the second fixing ring (16) is connected to the inner wall of the first fixing ring (15) in a sliding manner, the first fixing ring (14) is lapped with the second fixing ring (16), the first connecting plate (17) is fixedly connected with the surface of the first fixing ring (15), the rotating shaft (18) is rotatably connected with the surface of the first connecting plate (17), and the internal threaded pipe (19) is fixedly connected with the surface of the rotating shaft (18), internal thread pipe (19) inner wall threaded connection has screw thread post (20), the one end fixedly connected with limiting plate (21) of internal thread pipe (19) are kept away from in screw thread post (20), one side fixedly connected with knob (22) of screw thread post (20) are kept away from in limiting plate (21), one side overlap joint that limiting plate (21) are close to screw thread post (20) has second connecting plate (24), and second connecting plate (24) and the fixed hoop (23) fixed connection setting of second.
2. The multistage filtering device for preparing olopatadine hydrochloride eye drops according to claim 1, characterized in that the number of the guide holes (11) and the guide columns (12) is eight, and the eight guide holes (11) and the eight guide columns (12) are arranged in a circular array around the center of the top surface of the base (1).
3. The multistage filtering device for preparing olopatadine hydrochloride eye drops according to claim 1, wherein the number of the first connecting plates (17), the rotating shafts (18), the internally threaded pipes (19), the threaded columns (20), the limiting plates (21), the knobs (22) and the second connecting plates (24) is two, and the two first connecting plates (17), the two rotating shafts (18), the two internally threaded pipes (19), the two threaded columns (20), the two limiting plates (21), the two knobs (22) and the two second connecting plates (24) are symmetrically arranged by taking the center line of the top surface of the base (1) as a symmetry axis.
4. The multistage filtration device for preparing olopatadine hydrochloride eye drops according to claim 1, characterized in that an anti-slip sleeve is fixedly sleeved on the surface of the knob (22) and made of rubber.
5. The multistage filtration device for preparing olopatadine hydrochloride eye drops according to claim 1, wherein the liquid inlet (4) is vertically aligned with the liquid outlet end of the liquid inlet pipe (3), and the liquid inlet (4) has a circular hole-shaped structure.
6. The multistage filtration device for preparing olopatadine hydrochloride eye drops according to claim 1, wherein the fixed seat (5) is of a ring structure, and the fixed seat (5) is vertically aligned with the liquid inlet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122033969.7U CN215742891U (en) | 2021-08-26 | 2021-08-26 | Multistage filter equipment is used in preparation of olopatadine hydrochloride eye drops |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122033969.7U CN215742891U (en) | 2021-08-26 | 2021-08-26 | Multistage filter equipment is used in preparation of olopatadine hydrochloride eye drops |
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| CN215742891U true CN215742891U (en) | 2022-02-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114961667A (en) * | 2022-06-30 | 2022-08-30 | 安徽睿浩能源科技有限公司 | Natural gas well head binocular filters formula desander |
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2021
- 2021-08-26 CN CN202122033969.7U patent/CN215742891U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114961667A (en) * | 2022-06-30 | 2022-08-30 | 安徽睿浩能源科技有限公司 | Natural gas well head binocular filters formula desander |
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