CN211487201U - Automatic back-blowing positive pressure type filtering tank - Google Patents
Automatic back-blowing positive pressure type filtering tank Download PDFInfo
- Publication number
- CN211487201U CN211487201U CN201921833583.0U CN201921833583U CN211487201U CN 211487201 U CN211487201 U CN 211487201U CN 201921833583 U CN201921833583 U CN 201921833583U CN 211487201 U CN211487201 U CN 211487201U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- tank main
- main body
- positive pressure
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to the technical field of filter tanks, in particular to an automatic back-blowing positive pressure type filter tank, which comprises a storage tank main body, wherein the storage tank main body is connected with a pressure gauge, and the upper end of the storage tank main body is connected with an inflation unit and an deflation unit; the storage tank main part lower extreme is connected with the tee bend through the elbow, be provided with the blowback solenoid valve between elbow and the tee bend, the tee bend is connected with the filter screen solenoid valve. After the structure is adopted, the utility model discloses install automatic pneumatic blowback-tympanic membrane device system additional, discovery filter-pressing speed has obvious promotion after the improvement, and the condition that stifled membrane appears in equipment also reduces relatively, and the whole filter-pressing cycle of material shortens by a wide margin. The whole process is automatically carried out by a program, and new labor cost is not increased.
Description
Technical Field
The utility model relates to a filter tank technical field, especially an automatic blowback positive pressure type filters jar.
Background
In the filtering process, the filtering speed can be gradually attenuated along with the gradual increase of the thickness of the filter cake accumulated by the filter residue, and the material particles are particularly obvious when being fine. Graphene is a two-dimensional sheet material, a special-oriented film-shaped structure can be generated in the process of pressure filtration, purification and concentration, the density is high, the gap size is small, the capillary channel distance is long, and the filtration speed of the graphene material is far higher than that of a common traditional material due to the influence of the thickness of a filter cake. The existing positive pressure type filter tank equipment adopts a mode of applying positive pressure at the front end of filtrate to be filtered as driving force for filtration in the process of concentrating and purifying graphene materials, and the condition that the filtration speed is extremely slow or even the filtration cannot be carried out due to the fact that graphene is stacked at the front end of a filter membrane to form a membrane is easy to happen.
Chinese utility model patent CN 209092843U discloses a blowback formula filtering separation device, including organism, vibrating device, heating device and fan, the inside section of organism is provided with strains a section of thick bamboo, vibrating device passes the organism with strain a section of thick bamboo and contact, strain a section of thick bamboo with be provided with the cavity between the organism, the fan with heating device's air intake intercommunication, heating device's air outlet with the air intake intercommunication of cavity, the cavity bottom is provided with the liquid outlet, strain the inside filter screen that is provided with of section of thick bamboo, it is provided with feed inlet and discharge gate to strain a section of thick bamboo.
Disclosure of Invention
The utility model provides a because the filter pressing speed that the filter residue deposit leads to gradually becomes slow problem along with the filter cake thickening at the filter pressing in-process, improves filter pressing speed.
In order to solve the technical problem, the automatic back-blowing positive pressure type filter tank comprises a storage tank main body, wherein a pressure gauge is connected to the storage tank main body, and an inflation unit and an deflation unit are connected to the upper end of the storage tank main body; the storage tank main part lower extreme is connected with the tee bend through the elbow, be provided with the blowback solenoid valve between elbow and the tee bend, the tee bend is connected with the filter screen solenoid valve.
Preferably, the inflation unit comprises an air inlet connector connected to the material storage tank main body, and an inflation solenoid valve is arranged on a connecting pipeline of the air inlet connector.
Preferably, the air inlet interface is also connected with a manual pressure relief ball valve.
Preferably, the air bleeding unit comprises a quick connection part connected with the storage tank main body, and an air bleeding electromagnetic valve is arranged on the quick connection pipeline.
Preferably, the upper end of the storage tank main body is provided with a blind plate feeding hole, and the lower end of the storage tank main body is fixed with an equipment support.
Preferably, the outer side of the side wall of the storage tank main body is fixed with a support frame through a fastening bolt.
After the structure of the oil filter is adopted, the utility model discloses install automatic pneumatic blowback-tympanic membrane device system additional, carry out periodic clearance through intermittent type nature periodic cycle's blowback-tympanic membrane mode to the filter membrane and increase the filter membrane permeability, thereby increase substantially the passageway that the material reachd the filter membrane through the tympanic membrane with the filter cake breakage simultaneously, improve the speed of treating that the filtrating reachs filter membrane department. After improvement, the filter pressing speed is obviously improved, the condition that the equipment is blocked is relatively reduced, and the whole filter pressing period of the material is greatly shortened. The whole process is automatically carried out by a program, and new labor cost is not increased.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the automatic back-flushing positive pressure type filtering tank of the present invention.
Fig. 2 is a schematic diagram of a control-end circuit according to the present invention.
Fig. 3a is a schematic diagram of the initial state of the back-flushing filtering of the present invention.
Fig. 3b is a schematic diagram of the filter cake crushing during the back blowing of the present invention.
In the figure: 1 is the manometer, 2 is the solenoid valve of aerifing, 3 is the interface of admitting air, 4 is manual oozing valve, 5 is manual pressure release ball valve, 6 is the storage tank main part, 7 is the support frame, 8 is fastening bolt, 9 is the elbow, 10 is the blowback solenoid valve, 11 is the right angle tee bend, 12 is the bleed solenoid valve, 13 is for connecing soon, 14 is the blind plate feed inlet, 15 is equipment support, 16 is the filter screen solenoid valve.
Detailed Description
As shown in fig. 1, the automatic back-flushing positive pressure type filtering tank of the present invention comprises a material storage tank main body 6, wherein the material storage tank main body 6 is connected with a pressure gauge 1, and the upper end of the material storage tank main body 6 is connected with an inflation unit and an deflation unit; the lower end of the storage tank main body 6 is connected with a right-angle tee 11 through an elbow 9, and the elbow 9 is 90 degrees. A back-blowing electromagnetic valve 10 is arranged between the elbow 9 and the right-angle tee 11 and used for controlling the on-off of back-blowing gas, and the front end of the back-blowing electromagnetic valve is connected with a gas path pipeline with controllable gas pressure. The right-angle tee 11 is connected with a filter screen electromagnetic valve 16 and used for controlling the discharge of filtrate and the sealing of the lower part of the tank body during back flushing.
In this embodiment, the inflation unit is including connecting the interface 3 that admits air on storage tank main part 6 for connect the gas circuit pipeline of controllable atmospheric pressure, be provided with inflation solenoid valve 2 on the connecting pipeline of interface 3 that admits air for the business turn over of control filter-pressing power gas, interface 3 that admits air still is connected with manual pressure release ball valve 5, is used for shutting down the pressure release or prevents the urgent pressure release when the bleed solenoid valve damages. The air discharging unit comprises a quick connection 13 connected with the material storage tank main body 6, and an air discharging electromagnetic valve 12 is arranged on a connection pipeline of the quick connection 13 and used for discharging air from the tank body when the tank body is decompressed and stopped.
As shown in fig. 1, a blind plate feed inlet 14 is arranged at the upper end of the storage tank main body 6 and is used for rapidly adding filtrate and sealing the tank body; the lower end is fixed with an equipment bracket 15 for lifting the height of the equipment tank body. And a support frame 7 is fixed on the outer side of the side wall of the storage tank main body 6 through a fastening bolt 8 and is used for supporting the filter cloth/filter membrane.
The working principle of the utility model is as follows: as shown in fig. 2, the first path controls the start and stop of the inflation solenoid valve 2; the second path controls the start and stop of the back flushing electromagnetic valve 10; the third path controls the start and stop of the air bleed electromagnetic valve 12; and the fourth path controls the filtrate electromagnetic valve 16 to start and stop. Each control of the equipment needs to control the opening and closing of the electromagnetic valve.
As shown in fig. 3a and 3b, the inflation solenoid valve 2 and the blowback solenoid valve 10 are normally closed solenoid valves, and the deflation solenoid valve 12 and the filtrate solenoid valve 16 are normally open solenoid valves; the pressure of a gas path connected with the back flushing electromagnetic valve 10 is controlled to be 0.01-0.1MPa greater than that of a gas source at the front end of the inflation electromagnetic valve 2; the filter membrane is a PP filter membrane with the thickness of 0.2mm and the aperture of 0.65 nm. After the material is added from the blind plate feed inlet 14, the blind plate is covered. And opening the manual valve 4 and closing the manual pressure relief ball valve 5. Switching on a control circuit of the equipment to start filter pressing, wherein the control mode is as follows: a section A: the valve of the inflation electromagnetic valve 2 is opened, the valve of the back flushing electromagnetic valve 10 is closed, the valve of the deflation electromagnetic valve 12 is closed, the valve of the filter screen electromagnetic valve 16 is opened, and the filter pressing is started. The valve is kept in the above state for a period of time (related to material properties) and then enters the section B: the power-on valve of the inflation electromagnetic valve 2 is opened, the power-on valve of the back flushing electromagnetic valve 10 is opened, the power-on valve of the deflation electromagnetic valve 12 is closed, the power-on valve of the filter screen electromagnetic valve 16 is closed, and then the back flushing-tympanic membrane stage is started. After controlling the section B to last for a while, the section A is executed again. And (5) repeatedly operating according to the A-B-A until the filter pressing is finished. And (3) cutting off a power supply, at the moment, the inflation electromagnetic valve 2 and the blowback electromagnetic valve 10 are not electrified and closed, the deflation electromagnetic valve 12 is not electrified to open the pressure tank for pressure relief, the filter screen electromagnetic valve 16 is not electrified and opened, and when the pressure in the pressure tank returns to zero and the deflation electromagnetic valve 12 does not emit gas any more, the filter pressing is completed. The discharge operation may be performed in accordance with conventional positive pressure filter operation.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (6)
1. The utility model provides an automatic blowback positive pressure type filter tank, includes storage tank main part (6), its characterized in that: the pressure gauge (1) is connected to the material storage tank main body (6), and the upper end of the material storage tank main body (6) is connected with the inflation unit and the deflation unit; the lower end of the storage tank main body (6) is connected with a right-angle tee joint (11) through an elbow (9), a back-blowing electromagnetic valve (10) is arranged between the elbow (9) and the right-angle tee joint (11), and the right-angle tee joint (11) is connected with a filter screen electromagnetic valve (16).
2. The automatic back-flushing positive pressure filter tank of claim 1, wherein: the inflation unit comprises an air inlet connector (3) connected to the material storage tank main body (6), and an inflation electromagnetic valve (2) is arranged on a connecting pipeline of the air inlet connector (3).
3. The automatic back-flushing positive pressure canister of claim 2, wherein: the air inlet connector (3) is also connected with a manual pressure relief ball valve (5).
4. The automatic back-flushing positive pressure filter tank of claim 1, wherein: the air bleeding unit comprises a quick connector (13) connected with the material storage tank main body (6), and an air bleeding electromagnetic valve (12) is arranged on a connecting pipeline of the quick connector (13).
5. The automatic back-flushing positive pressure filter tank of claim 1, wherein: the upper end of the storage tank main body (6) is provided with a blind plate feeding hole (14), and the lower end of the storage tank main body is fixed with an equipment support (15).
6. The automatic back-flushing positive pressure filter tank of claim 1, wherein: the outer side of the side wall of the material storage tank main body (6) is fixed with a support frame (7) through a fastening bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833583.0U CN211487201U (en) | 2019-10-29 | 2019-10-29 | Automatic back-blowing positive pressure type filtering tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833583.0U CN211487201U (en) | 2019-10-29 | 2019-10-29 | Automatic back-blowing positive pressure type filtering tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211487201U true CN211487201U (en) | 2020-09-15 |
Family
ID=72407927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921833583.0U Active CN211487201U (en) | 2019-10-29 | 2019-10-29 | Automatic back-blowing positive pressure type filtering tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211487201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599882A (en) * | 2021-09-08 | 2021-11-05 | 安泰环境工程技术有限公司 | Filtering device and filtering method for reducing nuclear power filtering solid waste amount |
-
2019
- 2019-10-29 CN CN201921833583.0U patent/CN211487201U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599882A (en) * | 2021-09-08 | 2021-11-05 | 安泰环境工程技术有限公司 | Filtering device and filtering method for reducing nuclear power filtering solid waste amount |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211487201U (en) | Automatic back-blowing positive pressure type filtering tank | |
| CN107126738A (en) | Membrane filter plate squeezing air is used further to blowback filter cake device and method | |
| CN106395990B (en) | Filter equipment and purifier | |
| CN211885567U (en) | Filter system for pressure filter air pressure feeding and back flushing filter cake | |
| CN209049068U (en) | A kind of feeding device of filter press | |
| CN210521990U (en) | Automatic back flush filtration equipment | |
| CN207856476U (en) | A kind of filter plant | |
| CN102671439B (en) | Primary filter for surface water | |
| CN203154921U (en) | Piston-type hydrodynamic laminated filter | |
| CN213031962U (en) | A filter equipment for spices processing | |
| CN205216311U (en) | Alkali formula nickelous carbonate filters to press uses membrane filter press futilely | |
| CN203634916U (en) | Automatic filter capable of controlling slurry concentration | |
| CN103182207B (en) | Expandable filter tank adopting flexible soft elastic outer wall | |
| CN207286867U (en) | A kind of portable water purification machine with degassing function | |
| CN219595952U (en) | Automatic mud discharging device of diaphragm filter plate frame machine | |
| CN109260791A (en) | A kind of feeding device of filter press | |
| CN205313255U (en) | Multichannel filter | |
| CN114949947B (en) | Automatic cake discharging blowing mode of filter press | |
| CN209405788U (en) | A kind of composite vacuum sealing continuous filter unit | |
| CN116440622B (en) | Industrial waste gas pretreatment separator | |
| CN218944443U (en) | Backwash single-chamber feeding filter press | |
| CN214437127U (en) | Water-gas linkage backwashing filtering system | |
| CN219971271U (en) | Pneumatic suction tank dust collector | |
| CN203853317U (en) | Automobile air-conditioning strainer back-washing device | |
| CN209092842U (en) | Lightweight homogeneous filtering material filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |