CN220714947U - A vertical pressure filter of solid-liquid separation for cutting waste liquid - Google Patents
A vertical pressure filter of solid-liquid separation for cutting waste liquid Download PDFInfo
- Publication number
- CN220714947U CN220714947U CN202320974262.2U CN202320974262U CN220714947U CN 220714947 U CN220714947 U CN 220714947U CN 202320974262 U CN202320974262 U CN 202320974262U CN 220714947 U CN220714947 U CN 220714947U
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- fixedly connected
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- body shell
- cutting waste
- waste liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 77
- 239000002699 waste material Substances 0.000 title claims abstract description 46
- 238000000926 separation method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000001556 precipitation Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000004062 sedimentation Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- 239000012535 impurity Substances 0.000 abstract description 13
- 239000007787 solid Substances 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 abstract description 2
- 239000002173 cutting fluid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Auxiliary Devices For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of solid-liquid separation equipment, and discloses a solid-liquid separation vertical filter press for cutting waste liquid. This a vertical pressure filter of solid-liquid separation for cutting waste liquid, through the separating mechanism who sets up, the cutting waste liquid gets into in the main part shell through the feed liquor pipe and moves to the right, and this cutting waste liquid is through filter screen and the precipitation section of thick bamboo that is four in quantity in proper order at the in-process that the cutting waste liquid removed, makes the solid impurity in this cutting waste liquid can move down under the effect of gravity and deposit in the precipitation section of thick bamboo, and the filter screen that is four in quantity has still carried out the barrier to other impurity in the cutting waste liquid simultaneously, has further increased this cutting waste liquid filtration or cleanliness factor.
Description
Technical Field
The utility model relates to the technical field of solid-liquid separation equipment, in particular to a solid-liquid separation vertical filter press for cutting waste liquid.
Background
The cutting fluid is mainly water, but the generated waste liquid contains harmful substances such as waste saponification liquid, emulsified oil, hydrocarbon, emulsified liquid, cutting agent, coolant, lubricant, wire drawing agent and the like, and can be spoiled due to bacterial action in the use process, so that the toxicity and pollution of the cutting fluid are greatly increased. Meanwhile, when the cutting fluid is used, the workpiece is cut, and scraps generated in the cutting part in the workpiece are mixed with the cutting fluid.
According to the patent net disclosed as a filter press for solid-liquid separation (publication No. CN 212393253U; application No. 202021924831.5), the above application is directed to: the existing filter press has the problems that the filter plates are difficult to separate and inconvenient to discharge, the efficiency of the filter press is seriously affected, after the small boss of the filter plate is subjected to die pressing, due to shrinkage of plastic, the upper plane of the small boss can form the condition that the middle of the small boss is concave and the periphery of the small boss is convex, when the filter plate is used, the convex part and the filter cloth cannot be flatly attached, and after the filter plate is used for a long time, the filter cloth can be propped up to form a circular hole, so that the service life of the filter cloth is greatly reduced. The problem of "is optimized, but when the device in the above application is used, the staff can not change the filter plate rapidly, so that the device is inconvenient for the staff to use.
Disclosure of Invention
The utility model aims to provide a solid-liquid separation vertical filter press for cutting waste liquid, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical pressure filter of solid-liquid separation for cutting waste liquid, includes main body shell, main body shell left side fixedly connected with feed liquor pipe, main body shell right side fixedly connected with drain pipe, both sides bottom fixedly connected with landing leg around the main body shell, be provided with separating mechanism in the main body shell, main body shell front side both sides top is provided with fixed establishment.
The separating mechanism comprises a filtering component, a sedimentation component and a sealing component, wherein the filtering component is arranged in the main body shell, the sedimentation component is arranged at the bottom of the main body shell, and the sealing component is arranged at the bottom of the sedimentation component.
The fixing mechanism comprises a clamping component, a resetting component and a disassembling component, wherein the clamping component is arranged at the top of the front side and the back side of the main body shell, the resetting component is arranged in the clamping component, and the disassembling component is arranged outside the resetting component.
Preferably, the filter component comprises a fixing frame, the fixing frame is fixedly connected in the main body shell, a filter screen frame is clamped in the fixing frame, a groove is formed in the top of the main body shell corresponding to the position of the filter screen frame, a filter screen is arranged in the filter screen frame, a top plate is fixedly connected to the top of the filter screen frame, and the bottom of the top plate is attached to the top of the main body shell.
Preferably, the sedimentation component comprises a sedimentation cylinder, the sedimentation cylinder is fixedly connected to the bottom of the main body shell and is positioned at the left side of the fixing frame, and a sieve plate is fixedly connected to the inner top of the sedimentation cylinder.
Preferably, the seal assembly comprises a threaded cylinder, the threaded cylinder is fixedly connected to the bottom of the precipitation cylinder, a threaded cover is connected to the outer ring of the threaded cylinder in a threaded manner, and a six-edge torsion block is fixedly connected to the bottom of the threaded cover.
Preferably, the clamping component comprises a fixing plate, the fixing plate is fixedly connected to the front side and the rear side of the top plate, the inner side of the fixing plate is attached to the front side and the rear side of the main body shell, a positioning frame is sleeved on the outer side of the fixing plate, the positioning frame is fixedly connected to the tops of the front side and the rear side of the main body shell, and a fixing cylinder is fixedly connected to the outer side of the positioning frame.
Preferably, the reset assembly comprises a sliding sheet, the sliding sheet is slidably connected in a fixed cylinder, a compression spring is fixedly connected to the outer side of the sliding sheet, the compression spring is fixedly connected to the inner side and the outer side of the fixed cylinder, a clamping plate is fixedly connected to the inner side of the sliding sheet, and the clamping plate penetrates through the fixing plate inwards to be clamped in the front side and the rear side of the main body shell.
Preferably, the disassembly component comprises a connecting rod, the connecting rod is fixedly connected to the outer side of the sliding sheet, the connecting rod is sleeved at the position of the inner ring of the compression spring, the connecting rod is slidably connected to the outer side of the fixed cylinder, and a pull rod is fixedly connected to the inner side of the outer side of the connecting rod.
Compared with the prior art, the utility model provides a solid-liquid separation vertical filter press for cutting waste liquid, which has the following beneficial effects:
1. this a vertical pressure filter of solid-liquid separation for cutting waste liquid, through the separating mechanism who sets up, the cutting waste liquid gets into in the main part shell through the feed liquor pipe and moves to the right, and this cutting waste liquid is through filter screen and the precipitation section of thick bamboo that is four in quantity in proper order at the in-process that the cutting waste liquid removed, makes the solid impurity in this cutting waste liquid can move down under the effect of gravity and deposit in the precipitation section of thick bamboo, and the filter screen that is four in quantity has still carried out the barrier to other impurity in the cutting waste liquid simultaneously, has further increased this cutting waste liquid filtration or cleanliness factor.
2. This a vertical pressure filter of solid-liquid separation for cutting waste liquid, through the fixed establishment who sets up, the staff only need the pull rod of both sides around pulling to remove to the outside and can drive both sides cardboard outside and remove around, in the cardboard of both sides is retracted to the fixed cylinder around making, the staff of being convenient for dismantles the filter screen frame, easy operation is convenient for the staff use, simultaneously after the filter screen frame installation, the gleitbretter of both sides is kept the power that moves to the inboard all the time around driving under compression spring's effect, stability after the filter screen frame installation has been increased.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the front of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of the structure of the present utility model;
FIG. 3 is a cross-sectional view of a portion of the structure of the present utility model;
FIG. 4 is an exploded view of a portion of the structure of the separation mechanism;
FIG. 5 is a schematic view of a part of the structure of the separating mechanism;
FIG. 6 is a partial cross-sectional view of a stationary structure;
fig. 7 is a schematic view of a part of the structure of the fixing mechanism.
In the figure: 1. a separation mechanism; 11. a filter assembly; 1101. a fixing frame; 1102. a screen frame; 1103. a filter screen; 1104. a top plate; 12. a precipitation assembly; 1201. a precipitation drum; 1202. a sieve plate; 13. a seal assembly; 1301. a thread cylinder; 1302. a screw cap; 1303. six-edge twisting blocks; 2. a fixing mechanism; 21. a clamping assembly; 2101. a fixing plate; 2102. a positioning frame; 2103. a fixed cylinder; 22. a reset assembly; 2201. a sliding sheet; 2202. a compression spring; 2203. a clamping plate; 23. disassembling the assembly; 2301. a connecting rod; 2302. a pull rod; 3. a main body housing; 31. a liquid inlet pipe; 32. a liquid outlet pipe; 4. and (5) supporting legs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a technical scheme that:
example 1
Referring to fig. 1 to 5, a vertical filter press for separating solid from liquid used for cutting waste liquid comprises a main body casing 3, wherein a liquid inlet pipe 31 is fixedly connected to the left side of the main body casing 3, a liquid outlet pipe 32 is fixedly connected to the right side of the main body casing 3, supporting legs 4 are fixedly connected to the bottoms of the front side and the rear side of the main body casing 3, a separating mechanism 1 is arranged in the main body casing 3, and fixing mechanisms 2 are arranged at the tops of the two sides of the front side of the main body casing 3.
The separation mechanism 1 comprises a filter assembly 11, a sedimentation assembly 12 and a sealing assembly 13, wherein the filter assembly 11 is arranged in the main body shell 3, the sedimentation assembly 12 is arranged at the bottom of the main body shell 3, and the sealing assembly 13 is arranged at the bottom of the sedimentation assembly 12.
The filter assembly 11 comprises a fixing frame 1101, the fixing frame 1101 is fixedly connected in a main body shell 3, a filter screen frame 1102 is clamped in the fixing frame 1101, a groove is formed in the top of the main body shell 3 corresponding to the position of the filter screen frame 1102, a filter screen 1103 is arranged in the filter screen frame 1102, a top plate 1104 is fixedly connected to the top of the filter screen frame 1102, the bottom of the top plate 1104 is attached to the top of the main body shell 3, the sedimentation assembly 12 comprises a sedimentation cylinder 1201, the sedimentation cylinder 1201 is fixedly connected to the bottom of the main body shell 3 at the left side of the fixing frame 1101, a screen plate 1202 is fixedly connected to the top of the sedimentation cylinder 1201, a sealing assembly 13 comprises a thread cylinder 1301, the thread cylinder 1301 is fixedly connected to the bottom of the sedimentation cylinder 1201, a thread cover 1302 is connected to the outer ring of the thread cylinder 1301, and a six-edge torsion block 1303 is fixedly connected to the bottom of the thread cover 1302.
Further: cutting waste liquid enters the main body shell 3 through the liquid inlet pipe 31 and moves to the right, and in the moving process of the cutting waste liquid, the cutting waste liquid sequentially passes through the filter screen 1103 with the number of four and the precipitation cylinder 1201, so that solid impurities in the cutting waste liquid can move downwards to be precipitated in the precipitation cylinder 1201 under the action of gravity, and meanwhile, the filter screen 1103 with the number of four also blocks other impurities in the cutting waste liquid, so that the filtering or cleanliness of the cutting waste liquid is further improved.
Example two
Referring to fig. 5 to 7, and further to the first embodiment, the fixing mechanism 2 includes a clamping component 21, a resetting component 22 and a disassembling component 23, the clamping component 21 is disposed at the top of the front and rear sides of the main body casing 3, the resetting component 22 is disposed in the clamping component 21, and the disassembling component 23 is disposed outside the resetting component 22.
The clamping assembly 21 comprises fixing plates 2101, the fixing plates 2101 are fixedly connected to the front side and the rear side of a top plate 1104, the inner sides of the fixing plates 2101 are attached to the front side and the rear side of a main body shell 3, a positioning frame 2102 is sleeved on the outer sides of the fixing plates 2101, the positioning frame 2102 is fixedly connected to the tops of the front side and the rear side of the main body shell 3, a fixing barrel 2103 is fixedly connected to the outer sides of the positioning frame 2102, a reset assembly 22 comprises a sliding vane 2201, the sliding vane 2201 is slidably connected to the fixing barrel 2103, a compression spring 2202 is fixedly connected to the outer sides of the sliding vane 2201, the compression spring 2202 is fixedly connected to the inner sides of the fixing barrel 2103, a clamping plate 2203 is fixedly connected to the inner sides of the sliding vane 2201, the clamping plate 2203 penetrates through the fixing plates 2101 inwards and is clamped in the front side and the rear side of the main body shell 3, the disassembly assembly 23 comprises a connecting rod 2301, the connecting rod 2301 is fixedly connected to the outer sides of the sliding vane 2201, the connecting rod 2301 is sleeved on the inner ring of the compression spring, the connecting rod 2301 is slidably connected to the outer sides of the fixing rod 2103, and the pull rod 2302 is fixedly connected to the outer sides of the connecting rod 2302.
Further: the staff only need pull rod 2302 of both sides around pulling outside and remove can drive both sides cardboard 2203 outside and remove, make the cardboard 2203 of both sides retract to in the fixed cylinder 2103 around, the staff of being convenient for dismantle filter screen frame 1102, easy operation is convenient for the staff use, simultaneously after filter screen frame 1102 installs, the gleitbretter 2201 of both sides is kept the power that moves to the inboard all the time around the cardboard 2203 of both sides is driven under compression spring 2202's effect, stability after the filter screen frame 1102 installs has been increased.
In the actual operation process, when the device is used, cutting waste liquid enters the main body shell 3 through the liquid inlet pipe 31 and moves rightwards, after the cutting waste liquid enters the main body shell 3, solid impurities in the cutting waste liquid are deposited downwards under the action of gravity, the solid impurities deposited downwards enter the precipitation cylinder 1201 through the screen plate 1202, the cutting waste liquid sequentially passes through the filter screen 1103 and the precipitation cylinder 1201 with the number of four rightwards, at the moment, most impurities in the cutting waste liquid fall into the precipitation cylinder 1201 with the number of four, and then the filtered cutting waste liquid leaves the inside of the main body shell 3 through the liquid outlet pipe 32, so that the filtering of the cutting waste liquid is finished;
when a worker needs to clean impurities in the precipitation cylinder 1201, the worker firstly closes the device to ensure that no residual cutting waste liquid exists in the device, then the worker places a container for containing the impurities below the thread cylinder 1301, then the worker rotates the six-edge torsion block 1303 through a tool, the six-edge torsion block 1303 rotates to drive the thread cover 1302 to rotate, the thread cover 1302 rotates on the outer ring of the thread cylinder 1301 to move downwards to be separated from the connection relation with the thread cylinder 1301, the thread cylinder 1301 loses sealing, the impurities in the precipitation cylinder 1201 drop into a container prepared in advance through the thread cylinder 1301 under the action of gravity, and the cleaning work of the impurities in the precipitation cylinder 1201 is completed;
when the filter screen frame 1102 needs to be disassembled, a worker pulls the pull rods 2302 on the front side and the rear side to move outwards, the pull rods 2302 on the front side and the rear side move outwards to drive the connecting rods 2301 on the front side and the rear side to move outwards, the connecting rods 2301 on the front side and the rear side move outwards to drive the clamping plates 2203 on the front side and the rear side to move outwards through the sliding sheets 2201, the clamping plates 2203 on the front side and the rear side move outwards to retract into the fixing barrel 2103 to release the connection relation between the top plate 1104 and the main body casing 3, and then the worker can move the top plate 1104 upwards to finish the disassembly work of the filter screen frame 1102.
Claims (7)
1. A vertical filter press for solid-liquid separation of cutting waste liquid, includes main body shell (3), its characterized in that: the novel liquid-collecting device comprises a main body shell (3), wherein a liquid inlet pipe (31) is fixedly connected to the left side of the main body shell (3), a liquid outlet pipe (32) is fixedly connected to the right side of the main body shell (3), supporting legs (4) are fixedly connected to the bottoms of the front side and the rear side of the main body shell (3), a separating mechanism (1) is arranged in the main body shell (3), and fixing mechanisms (2) are arranged at the tops of the two sides of the front side of the main body shell (3);
the separating mechanism (1) comprises a filtering component (11), a sedimentation component (12) and a sealing component (13), wherein the filtering component (11) is arranged in the main body shell (3), the sedimentation component (12) is arranged at the bottom of the main body shell (3), and the sealing component (13) is arranged at the bottom of the sedimentation component (12);
the fixing mechanism (2) comprises a clamping component (21), a resetting component (22) and a disassembling component (23), wherein the clamping component (21) is arranged at the top of the front side and the back side of the main body shell (3), the resetting component (22) is arranged in the clamping component (21), and the disassembling component (23) is arranged outside the resetting component (22).
2. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: the filter component (11) comprises a fixing frame (1101), the fixing frame (1101) is fixedly connected in a main body shell (3), a filter screen frame (1102) is clamped in the fixing frame (1101), a groove is formed in the top of the main body shell (3) corresponding to the position of the filter screen frame (1102), a filter screen (1103) is arranged in the filter screen frame (1102), a top plate (1104) is fixedly connected to the top of the filter screen frame (1102), and the bottom of the top plate (1104) is attached to the top of the main body shell (3).
3. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: the sedimentation assembly (12) comprises a sedimentation cylinder (1201), the sedimentation cylinder (1201) is fixedly connected with the bottom of the main body shell (3) and is positioned at the left side of the fixing frame (1101), and the top of the sedimentation cylinder (1201) is fixedly connected with a sieve plate (1202).
4. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: the sealing assembly (13) comprises a thread cylinder (1301), the thread cylinder (1301) is fixedly connected to the bottom of the precipitation cylinder (1201), an outer ring of the thread cylinder (1301) is in threaded connection with a thread cover (1302), and a hexagonal torsion block (1303) is fixedly connected to the bottom of the thread cover (1302).
5. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: the clamping assembly (21) comprises a fixing plate (2101), the fixing plate (2101) is fixedly connected to the front side and the rear side of the top plate (1104), the inner side of the fixing plate (2101) is attached to the front side and the rear side of the main body shell (3), a positioning frame (2102) is sleeved on the outer side of the fixing plate (2101), the positioning frame (2102) is fixedly connected to the top of the front side and the rear side of the main body shell (3), and a fixing cylinder (2103) is fixedly connected to the outer side of the positioning frame (2102).
6. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: reset subassembly (22) are including gleitbretter (2201), gleitbretter (2201) sliding connection is in fixed barrel (2103), gleitbretter (2201) outside fixedly connected with compression spring (2202), compression spring (2202) fixedly connected with is in fixed barrel (2103) outside, gleitbretter (2201) inboard fixedly connected with cardboard (2203), cardboard (2203) inwards pass fixed plate (2101) joint in both sides around main part shell (3).
7. A vertical filter press for solid-liquid separation of cutting waste liquid according to claim 1, wherein: the disassembly assembly (23) comprises a connecting rod (2301), the connecting rod (2301) is fixedly connected to the outer side of the sliding sheet (2201), the connecting rod (2301) is sleeved at the inner ring position of the compression spring (2202), the connecting rod (2301) is slidably connected to the outer side of the fixed barrel (2103), and a pull rod (2302) is fixedly connected to the inner side of the outer side of the connecting rod (2301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320974262.2U CN220714947U (en) | 2023-04-23 | 2023-04-23 | A vertical pressure filter of solid-liquid separation for cutting waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320974262.2U CN220714947U (en) | 2023-04-23 | 2023-04-23 | A vertical pressure filter of solid-liquid separation for cutting waste liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220714947U true CN220714947U (en) | 2024-04-05 |
Family
ID=90492460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320974262.2U Active CN220714947U (en) | 2023-04-23 | 2023-04-23 | A vertical pressure filter of solid-liquid separation for cutting waste liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220714947U (en) |
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2023
- 2023-04-23 CN CN202320974262.2U patent/CN220714947U/en active Active
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