CN218306445U - Filter press is used in metronidazole production - Google Patents
Filter press is used in metronidazole production Download PDFInfo
- Publication number
- CN218306445U CN218306445U CN202222246195.0U CN202222246195U CN218306445U CN 218306445 U CN218306445 U CN 218306445U CN 202222246195 U CN202222246195 U CN 202222246195U CN 218306445 U CN218306445 U CN 218306445U
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- filter
- filter press
- metronidazole
- press barrel
- ladle body
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- VAOCPAMSLUNLGC-UHFFFAOYSA-N metronidazole Chemical compound CC1=NC=C([N+]([O-])=O)N1CCO VAOCPAMSLUNLGC-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229960000282 metronidazole Drugs 0.000 title claims abstract description 61
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 9
- 239000003814 drug Substances 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011085 pressure filtration Methods 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a filter press is used in metronidazole production, including filter press ladle body, filter press bung, fixed pressing block, filter screen and movable block, the filter press bung is installed to the top of filter press ladle body, the feed opening is installed to the below of filter press ladle body, first mounting groove has been seted up to the left side inside of filter press ladle body, the connecting rod is installed to fixed pressing block's top, the buffer board is installed on the right side of first mounting groove, install the filter screen between the second mounting groove that the filter press ladle body inner wall left and right sides was seted up. This pressor filter is used in metronidazole production is provided with the buffer board, and when the metronidazole solution entered into to the pressor filter ladle body inside from the feed inlet, the metronidazole solution cushioned through the buffer board, then fell into and carry out the filter-pressing on the filter screen, has reduced the loss to the filter screen, and the impurity in the metronidazole solution is difficult for breaking through the filter screen simultaneously and falls into the bottom in the pressor filter ladle body to the filter-pressing quality of metronidazole solution has been improved.
Description
Technical Field
The utility model relates to a filter-pressing technical field specifically is a filter-pressing is used in metronidazole production.
Background
The pressure filter comprises flourishing liquid cup and filter funnel, and its characterized in that filters funnel upper portion and sets up the lid of inflating and seals the funnel, and the lid of inflating communicates with each other through check valve and filter funnel inner chamber, and the funnel bottom is opened jaggedly, communicates with each other with flourishing liquid cup, and in the medicine course of working, the active ingredient that needs in with the medicine draws, and the device that the in-process that draws at the medicine was commonly used is exactly the pressure filter, and current pressure filter for metronidazole production has following problem:
1. not being provided with buffer structure, when metronidazole solution filters in directly falling into the filter screen in the pressure filter from the feed inlet, metronidazole solution has certain inertia and impact force under the action of gravity to produce the impact to the filter screen, easily produce the loss to the filter screen, when metronidazole solution fell down fast simultaneously, impurity in the metronidazole solution was easy to break the filter screen under the inertia effect and is fallen into the filter screen bottom, thereby made metronidazole solution filter-pressing effect not good.
2. The filter screen is installed inside the pressure filter, adopts a plurality of screw fixation mostly, need dismantle one by one during the dismouting, consuming time hard.
Therefore, we have proposed a filter press for metronidazole production in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure filter is used in metronidazole production, current pressure filter is used in metronidazole production on the existing market that the solution of solving above-mentioned background art proposes does not be provided with buffer structure, when the metronidazole solution filters in directly falling into the filter screen in the pressure filter from the feed inlet, the metronidazole solution has certain inertia and impact force under the action of gravity, thereby produce the impact to the filter screen, easily produce the loss to the filter screen, when the metronidazole solution falls down fast simultaneously, impurity in the metronidazole solution breaks the filter screen under the inertia effect easily and falls into the filter screen bottom, thereby make metronidazole solution filter-pressing effect not good, the filter screen is installed inside the pressure filter, adopt a plurality of screw fixation mostly, need dismantle one by one during the dismouting, problem consuming time and hard.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a filter-pressing machine is used in metronidazole production, includes filter-pressing ladle body, filter-pressing ladle lid, fixed briquetting, filter screen and movable block, the filter-pressing ladle lid is installed to the top of filter-pressing ladle body, and installs feed inlet and air inlet from a left side to the right side in proper order, and the surface of filter-pressing ladle body install flange and lower flange respectively, go up flange and lower flange and pass through fixing bolt and connect, the feed opening is installed to the below of filter-pressing ladle body, and the port position of feed opening installs the valve, first mounting groove has been seted up to the left side inside of filter-pressing ladle body, and the slide rail is installed in the left side of first mounting groove, and fixed briquetting is installed through the slider on the right side of slide rail moreover, the connecting rod is installed to fixed briquetting's top, and hydraulic push rod is installed to the top of connecting rod, the buffer board is installed on the right side of first mounting groove, and the buffer board is located fixed briquetting's below, the inner wall of the left and right sides of filter-pressing ladle body all has seted up the second mounting groove, and the movable block installs the left and right sides of movable block in the flexible mounting groove, and the flexible spring shifting piece is installed on the left and right sides of the movable block, the flexible spring shifting piece is installed on the upper side of the flexible mounting groove, and the flexible spring shifting piece.
Preferably, the bottom of the filter press barrel body is in an arc structural design.
Adopt above-mentioned structural design, when the metronidazole solution after the filter-pressing fell into the filter-press ladle body bottom, the metronidazole solution of being convenient for concentrated to the feed opening position, consequently to the collection of the metronidazole solution of being convenient for.
Preferably, a rubber sealing ring is arranged below the filter press barrel cover.
By adopting the structure design, the tightness between the filter press barrel cover and the filter press barrel body is improved, so that the filter pressing efficiency of metronidazole solution in the filter press barrel body is improved.
Preferably, the opposite sides of the upper flange and the lower flange are respectively on the same horizontal line with the opposite sides of the filter press barrel cover and the filter press barrel body.
By adopting the structural design, the upper flange and the lower flange can be conveniently installed and detached through the fixing bolt, the structure is simple, and the practicability is high.
Preferably, the slide rail and the slide block form a sliding structure.
Adopt above-mentioned structural design, the slider is connected with the briquetting, when briquetting reciprocated under hydraulic push rod's effect, can drive the slider and reciprocate along the slide rail, consequently slide rail and slider play spacing and guide's effect to briquetting to it is more stable in reciprocating the constitution from briquetting.
Preferably, the hydraulic push rod is fixedly installed on the inner wall of the left side of the filter press barrel body, and the hydraulic push rod is located above the first installation groove.
Adopt above-mentioned structural design, start hydraulic push rod and drive the connecting rod and reciprocate, and then the fixed briquetting that the connecting rod drove the below reciprocates to be convenient for dismantle and fix the buffer board in the first mounting groove.
Preferably, the buffer plate is designed in an inclined structure.
Adopt above-mentioned structural design, when the metronidazole solution enters into to the pressure filter ladle body inside from the feed inlet, the metronidazole solution cushions through the buffer board, then falls into and carries out the filter-pressing on the filter screen, has reduced the loss to the filter screen, and the impurity in the metronidazole solution is difficult for breaking through the filter screen simultaneously and falls into the bottom in the pressure filter ladle body to the filter-pressing quality of metronidazole solution has been improved.
Preferably, the left end of the buffer plate is connected with the first mounting groove in an embedded structure.
By adopting the structural design, the buffer plate is convenient to disassemble and assemble.
Compared with the prior art, the beneficial effects of the utility model are that: this metronidazole production is with pressure filter:
1. the buffer plate is arranged, when the metronidazole solution enters the interior of the barrel body of the pressure filter from the feeding hole, the metronidazole solution is buffered by the buffer plate and then falls onto the filter screen for pressure filtration, so that the loss of the filter screen is reduced, and meanwhile, impurities in the metronidazole solution are not easy to break through the filter screen and fall into the bottom of the barrel body of the pressure filter, so that the pressure filtration quality of the metronidazole solution is improved;
2. the sliding block is connected with the fixed pressing block, and when the fixed pressing block moves up and down under the action of the hydraulic push rod, the sliding block can be driven to move up and down along the sliding rail, so that the sliding rail and the sliding block have the limiting and guiding effects on the fixed pressing block, and the fixed pressing block is more stable in the up-and-down movement;
3. the buffer plate is provided with the fixed pressing block and the hydraulic push rod, when the buffer plate is installed, the left end of the buffer plate is placed in the first installation groove, then the hydraulic push rod is started to drive the connecting rod to move downwards, the fixed pressing block below the connecting rod is driven by the rear connecting rod to move downwards until the fixed pressing block extrudes the left end of the buffer plate, fixing can be completed, when the buffer plate is disassembled, the fixed pressing block is driven by the hydraulic push rod to reset, the fixed pressing block is far away from the left end of the buffer plate, and the buffer plate can be disassembled conveniently and quickly;
4. be provided with the second mounting groove, expanding spring, movable block and plectrum, when dismantling the filter screen, inwards press the plectrum, make the plectrum drive the movable block inward movement of below, thereby make the movable block keep away from the second mounting groove on the filter press ladle body, can dismantle the filter screen, during the installation filter screen, inwards press the plectrum, make the plectrum drive the movable block inward movement of below, aim at the second mounting groove on the filter press ladle body with the movable block, then loosen the plectrum, then the movable block slides into inside the second mounting groove under the effect of expanding spring resilience force, can accomplish the installation of filter screen.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;
fig. 4 is a schematic view of the connection structure of the movable block and the shifting piece of the present invention.
In the figure: 1. a filter press barrel body; 2. a filter press can lid; 3. a feed inlet; 4. an air inlet; 5. an upper flange; 6. a lower flange; 7. fixing the bolt; 8. a feed opening; 9. a valve; 10. a first mounting groove; 11. a slide rail; 12. a slider; 13. fixing a pressing block; 14. a connecting rod; 15. a hydraulic push rod; 16. a buffer plate; 17. a second mounting groove; 18. a filter screen; 19. a movable groove; 20. a tension spring; 21. a movable block; 22. a shifting sheet; 23. and (4) strip-shaped holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a filter-press is used in metronidazole production, including filter-press ladle body 1, filter-press ladle lid 2, feed inlet 3, the air inlet 4, go up flange 5, lower flange 6, fixing bolt 7, feed opening 8, valve 9, first mounting groove 10, slide rail 11, slider 12, fixed briquetting 13, connecting rod 14, hydraulic push rod 15, buffer board 16, second mounting groove 17, filter screen 18, movable groove 19, expanding spring 20, movable block 21, plectrum 22 and bar hole 23, filter-press ladle lid 2 is installed to filter-press ladle body 1's top, filter-press ladle body 1's bottom is arc structural design, when the metronidazole solution after the filter-pressing falls into filter ladle body 1 bottom, be convenient for the metronidazole solution concentrates to lower material mouthful 8 positions, consequently to the collection of the metronidazole solution of being convenient for, rubber seal circle is installed to filter-press ladle lid 2's below, improve the leakproofness between filter-press ladle body 2 and filter-press ladle body 1, thereby improve the filter-press filtration efficiency of metronidazole solution in filter ladle body 1.
The feed inlet 3 and the air inlet 4 are sequentially installed from left to right above the filter press barrel cover 2, an upper flange 5 and a lower flange 6 are respectively installed on the outer surface of the filter press barrel cover 2 and the outer surface of the filter press barrel body 1, the opposite side of the upper flange 5 and the opposite side of the lower flange 6 are respectively on the same horizontal line with the opposite side of the filter press barrel cover 2 and the filter press barrel body 1, the upper flange 5 and the lower flange 6 are conveniently installed and detached through fixing bolts 7, the structure is simple, the practicability is high, the upper flange 5 and the lower flange 6 are connected through the fixing bolts 7, a feed opening 8 is installed below the filter press barrel body 1, a valve 9 is installed at the port position of the feed opening 8, a first installation groove 10 is formed inside the left side of the filter press barrel body 1, a slide rail 11 is installed on the left side of the first installation groove 10, a fixing press block 13 is installed on the right side of the slide rail 11 through the slide block 12, the slide rail 11 and the slide block 12 form a sliding structure, the slide block 12 is connected with the fixing block 13, when the fixing block 13 moves up and down under the action of a hydraulic push rod 15, the slide rail 11 and the block 12 can be fixed to move up and down, and the fixing block 13 can move up and down to be more stably.
Connecting rod 14 is installed to fixed briquetting 13's top, and hydraulic push rod 15 is installed to connecting rod 14's top, 15 fixed mounting of hydraulic push rod are on the left side inner wall of filter press ladle body 1, and hydraulic push rod 15 is located the top of first mounting groove 10, it reciprocates to start hydraulic push rod 15 and drive connecting rod 14, then connecting rod 14 drives fixed briquetting 13 of below and reciprocates, thereby be convenient for dismantle and fix buffer board 16 in the first mounting groove 10, buffer board 16 is installed on the right side of first mounting groove 10, buffer board 16 is the slope structural design, when metronidazole solution gets into to filter press ladle body 1 inside from feed inlet 3, metronidazole solution cushions through buffer board 16, then fall into and carry out the filter-pressing on filter screen 18, the loss to filter screen 18 has been reduced, simultaneously impurity in the metronidazole solution is difficult for dashing filter screen 18 and falls into filter press 1 bottom, thereby metronidazole solution's filter-pressing quality has been improved.
The left end and the first mounting groove 10 of buffer board 16 are embedded structural connection, be convenient for carry out the dismouting to buffer board 16, and buffer board 16 is located the below of briquetting 13, second mounting groove 17 has all been seted up to the 1 left and right sides inner wall of filter press ladle body, and second mounting groove 17 is located the below of first mounting groove 10, install filter screen 18 between the second mounting groove 17 that the 1 inner wall left and right sides of filter press ladle body was seted up, and movable groove 19 has all been seted up to the left and right sides of filter screen 18, and movable groove 19's inside horizontal installation has expanding spring 20, expanding spring 20's outer end installs movable block 21, and shifting block 22 is installed to movable block 21's top, bar hole 23 has all been seted up to the 18 left and right sides upper surface of filter screen.
The working principle is as follows: when using this filter press for metronidazole production, firstly, during installation buffer board 16, place buffer board 16's left end in first mounting groove 10, then start hydraulic rod 15 and drive connecting rod 14 downstream, then connecting rod 14 drives the fixed briquetting 13 downstream of below and extrudes the left end of buffer board 16 until fixed briquetting 13, can accomplish fixedly, during the dismantlement, drive fixed briquetting 13 through hydraulic rod 15 and reset, make fixed briquetting 13 keep away from the left end of buffer board 16, can dismantle buffer board 16, convenient and fast.
When dismantling filter screen 18, inwards press plectrum 22, make plectrum 22 drive the movable block 21 inwardly movable of below, thereby make movable block 21 keep away from the second mounting groove 17 on the filter press ladle body 1, can dismantle filter screen 18, during the installation filter screen 18, inwards press plectrum 22, make plectrum 22 drive the movable block 21 inwardly movable of below, aim at the second mounting groove 17 on the filter press ladle body 1 with movable block 21, then loosen plectrum 22, then movable block 21 slides into inside second mounting groove 17 under the effect of expanding spring 20 resilience, can accomplish the installation of filter screen 18.
When using this filter press for metronidazole production, get into 1 inside the filter press ladle body from feed inlet 3 with metronidazole solution, then metronidazole solution cushions through buffer board 16, then falls into filter screen 18, pressurizes 1 inside the filter press ladle body through air inlet 4 simultaneously to carry out the filter-pressing to metronidazole solution. The metronidazole solution after the filter pressing falls into the bottom in the filter-pressing ladle body 1, and then the valve 9 of the feed opening 8 is opened to collect the metronidazole solution. Thereby completing a series of works. Those not described in detail in this specification are well within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a pressure filter is used in metronidazole production, includes pressure filter ladle body (1), pressure filter bung (2), fixed briquetting (13), filter screen (18) and movable block (21), its characterized in that: a filter press barrel cover (2) is installed above a filter press barrel body (1), a feed inlet (3) and an air inlet (4) are sequentially installed above the filter press barrel cover (2) from left to right, an upper flange (5) and a lower flange (6) are respectively installed on the outer surface of the filter press barrel cover (2) and the outer surface of the filter press barrel body (1), the upper flange (5) and the lower flange (6) are connected through a fixing bolt (7), a feed opening (8) is installed below the filter press barrel body (1), a valve (9) is installed at the port position of the feed opening (8), a first installation groove (10) is formed inside the left side of the filter press barrel body (1), a sliding rail (11) is installed on the left side of the first installation groove (10), a fixed pressing block (13) is installed on the right side of the sliding rail (11) through a sliding block (12), a connecting rod (14) is installed above the fixed pressing block (13), a hydraulic push rod (15) is installed above the connecting rod (14), a buffer plate (16) is installed on the right side of the first installation groove (10), a second pressing block (17) is located on the left side of the filter press barrel body (17), install filter screen (18) between second mounting groove (17) that filter press ladle body (1) inner wall left and right sides was seted up, and movable groove (19) have all been seted up to the left and right sides of filter screen (18), and the inside horizontal installation in movable groove (19) has expanding spring (20) moreover, movable block (21) are installed to the outer end of expanding spring (20), and the top of movable block (21) installs plectrum (22), bar hole (23) have all been seted up to filter screen (18) left and right sides upper surface.
2. The pressure filter for metronidazole production according to claim 1, characterized in that: the bottom of the filter press barrel body (1) is in an arc-shaped structural design.
3. The pressure filter for metronidazole production according to claim 1, characterized in that: and a rubber sealing ring is arranged below the filter press barrel cover (2).
4. The pressure filter for metronidazole production according to claim 1, characterized in that: the opposite sides of the upper flange (5) and the lower flange (6) are respectively on the same horizontal line with the opposite sides of the filter press barrel cover (2) and the filter press barrel body (1).
5. The pressure filter for metronidazole production according to claim 1, characterized in that: the sliding rail (11) and the sliding block (12) form a sliding structure.
6. The pressure filter for metronidazole production according to claim 1, characterized in that: the hydraulic push rod (15) is fixedly installed on the inner wall of the left side of the filter press barrel body (1), and the hydraulic push rod (15) is located above the first installation groove (10).
7. The pressure filter for metronidazole production according to claim 1, characterized in that: the buffer plate (16) is designed in an inclined structure.
8. The pressure filter for metronidazole production according to claim 1, characterized in that: the left end of the buffer plate (16) is connected with the first mounting groove (10) in an embedded structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222246195.0U CN218306445U (en) | 2022-08-25 | 2022-08-25 | Filter press is used in metronidazole production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222246195.0U CN218306445U (en) | 2022-08-25 | 2022-08-25 | Filter press is used in metronidazole production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218306445U true CN218306445U (en) | 2023-01-17 |
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ID=84885106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222246195.0U Active CN218306445U (en) | 2022-08-25 | 2022-08-25 | Filter press is used in metronidazole production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218306445U (en) |
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2022
- 2022-08-25 CN CN202222246195.0U patent/CN218306445U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430000 room 01, 17 / F, building 11, phase 3.2, Wuhan Optical Valley International Biomedical enterprise accelerator, No. 388, Gaoxin Second Road, Donghu New Technology Development Zone, Wuhan, Hubei Province (Wuhan area of free trade zone) Patentee after: Wuhan Runxin Technology Co.,Ltd. Country or region after: China Address before: 430000 room 01, 17 / F, building 11, phase 3.2, Wuhan Optical Valley International Biomedical enterprise accelerator, No. 388, Gaoxin Second Road, Donghu New Technology Development Zone, Wuhan, Hubei Province (Wuhan area of free trade zone) Patentee before: WUHAN RUNXIN TECHNOLOGY CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |