CN102407045B - Filter - Google Patents
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- CN102407045B CN102407045B CN 201110342031 CN201110342031A CN102407045B CN 102407045 B CN102407045 B CN 102407045B CN 201110342031 CN201110342031 CN 201110342031 CN 201110342031 A CN201110342031 A CN 201110342031A CN 102407045 B CN102407045 B CN 102407045B
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Abstract
The invention relates to field of water treatment, in particular to a filter. The filter comprises a tank body, a water inlet pipe, a water outlet pipe, a filtering device and a blow-off pipe, wherein the water inlet pipe is communicated with the inside of the tank body; a part of the water outlet pipe is inserted into the tank body; the filtering device is externally connected to the water outlet pipe inside the tank body, is communicated with the water outlet pipe, and is used for filtering water to be treated and draining the filtered water out of the water outlet pipe; and the blow-off pipe is communicated with the bottom of the tank body, and is used for discharging impurities left after the water to be treated is filtered. In the filter provided by the invention, the water outlet pipe inserted into the tank body is provided with the filtering device, so that the water to be treated is drained through the water outlet pipe after being filtered by the filtering device, and residual impurities left after filtering can be discharged along the blow-off pipe at the bottom of the tank body. Due to the adoption of the filter, the problems of blocking of pipelines and damage to parts in high-temperature combustion furnace equipment caused by directly repeatedly using the water to be treated without filtering are solved, capitals consumed by maintaining equipment are saved, and the utilization ratio and production efficiency of the high-temperature combustion furnace equipment are increased.
Description
Technical field
The present invention relates to water treatment field, especially a kind of filter.
Background technology
At present in the prior art, high-temperature incinerator make coal realize gasification by high temperature, the temperature of gasification of coal is very high, therefore needs water to the gasification of coal cooling of high temperature.Because the impurity component that is not gasified totally in addition in the gasification of coal, water is with after gasification of coal contacts, partial impurities can be mixed in the water, and water recycles, the water of impurity of having mixed also can continue circulation and enter high-temperature incinerator, continuation is lowered the temperature to gasification of coal, can carry more impurity afterwards and continue circulation, back and forth, because the impurity that carries is too much, partial impurities can be deposited in the pipeline of circulating water flow warp, when impurity deposits to a certain amount of the time, can make the pipeline blockage in the equipment, even make the part damage of device interior.For the high equipment of cost, cleaning equipment and renewal part all need very high fund input, and inconvenient maintenance has also delayed production simultaneously.Therefore need a kind of equipment that can filter recirculated water, enter in the high-temperature incinerator again after impurity in the water is discharged and recycle.Also there is same problem in the equipment of other application cycle water.
Summary of the invention
For improving problems of the prior art, the present invention proposes a kind of filter, in order to improved problem.
The filter that the present invention proposes comprises:
Tank body;
Water inlet pipe is communicated with described tank interior;
Outlet pipe, part penetrates described tank interior;
Filter is connected on outward on the described outlet pipe of described tank interior, and is communicated with described outlet pipe, and the water after being used for filtering pending water and making filtration flows into described outlet pipe;
Blow-off pipe is communicated with described tank base, for remaining impurity after the pending water filtration of discharge.
The filter that the present invention proposes is provided with filter at the outlet pipe that penetrates tank interior, makes pending water be filtered device and filters the back along the outlet pipe discharge, filters the remaining residual impurity in back and then can discharge along the blow-off pipe of tank base.Improve pending water filtered in the past and caused the line clogging of high temperature incineration furnace apparatus and the problem of damage parts with regard to direct repeated use, saved the fund of consuming because of maintenance of equipment, improved utilization rate and the production efficiency of high temperature incineration furnace apparatus.
Described outlet pipe is identical with the axial direction of described tank body, and the axle center from a side of described tank body along tank body penetrates.
Outlet pipe conveniently makes and filters the back remaining impurities to falling to tank base at the shaft core position of tank body, can not stop up because the impurity deposition makes blow-off pipe.
The angle span of the axial direction of described tank body and horizontal plane is [3 °, 5 °], and described blow-off pipe is arranged on low end of tilted-putted described tank body.
Tank body is tilted to place, and purpose is to make the impurity after filtering be deposited on the lower end of tank body, and blow-off pipe is set herein, can better impurity be discharged tank body.
Described outlet pipe can rotate around the axle center week of water pipe, and described tank body outside is provided with first drive unit that rotates in described outlet pipe week for driving.
First drive unit is connected on the outlet pipe of tank body outside, by driving the rotation of outlet pipe, filter is rotated together, filter in rotary course, can assist will be deposited on jar at the bottom of the impurity boosting enter blow-off pipe.
Described outlet pipe can rotate around the axle center week of water pipe, described tank body outer setting has second drive unit, is connected with between described second drive unit and the described outlet pipe from what the opposite side of described tank body penetrated and be used for drives the driving shaft that rotates in outlet pipe week.
Drive unit is arranged on the opposite side of tank body, and that can assist plays a supporting role to tank body, can also guarantee outlet pipe and be connected the stability of filter in rotary course on the outlet pipe.
The axial direction of described blow-off pipe is with tangent perpendicular to the cross section phase of described tank body axis.Or described blow-off pipe is two or more.
The axial direction that makes blow-off pipe is with tangent perpendicular to the cross section phase of tank body axis, and purpose is to make a large amount of impurity can not enter blow-off pipe before not discharging tank body and blow-off pipe is stopped up.A plurality of blow-off pipes are set, and purpose is too much when deposit, or blow-off pipe can open other standby blow-off pipe when stopping up, and reaches the unimpeded purpose of blowdown.
The axial direction of described water inlet pipe is with tangent perpendicular to the cross section phase of described tank body axis.
The axial direction that makes water inlet pipe is with tangent perpendicular to the cross section phase of tank body axis, and purpose is in the filter rotary course, and the pending water that enters from water inlet pipe can rinse out the residual impurity of adhesion on the filter.
Described filter is the disk-like structure around the hollow of described outlet pipe tube wall phase, and described disk-like structure comprises first bracing frame and first filter membrane that is fitted on the bracing frame, and described disk-like structure and described outlet pipe are pegged graft.
Filter is set to disk-like structure, can get rid of adhesion impurity thereon in rotary course, and disk-like structure and outlet pipe are pegged graft, and purpose is easier disassembly, cleaning and replacing.
Described disk-like structure is made up of a plurality of independently sector structures, and described sector structure comprises second bracing frame and second filter membrane that is fitted on second bracing frame, and described sector structure and described outlet pipe are pegged graft.
Disk-like structure is made up of a plurality of sector structures, and purpose also is to further facilitate dismounting and replacing.
Axial direction along described outlet pipe has been spaced a plurality of described disk-like structures.
At the phase of outlet pipe a plurality of disk-like structures of arranging, can further increase the contact area with pending water, reach higher filter efficiency.
The filter that the present invention proposes, by the filtration of filter to pending water, and the purpose that realization re-uses pending water cleaning back discharged the impurity of deposition by blow-off pipe; Blow-off pipe is set to rotatable structure, can effectively make the impurity of deposition discharge tank body, improved that pending water in original high-temperature incinerator recycles and the problem of blocking pipeline, reduced the consume of equipment part, save the cost of renewal part, improved the high-temperature incinerator service efficiency.
Description of drawings
Be the clear the present invention of description and beneficial effect thereof, in conjunction with the following drawings to being described in detail of embodiment, wherein:
Fig. 1 is the sectional structure schematic diagram of first kind of filter providing of the embodiment of the invention;
Fig. 2 is the sectional structure schematic diagram of second kind of filter providing of the embodiment of the invention;
Fig. 3 is the filter apparatus configuration schematic diagram of the disk-like structure that provides of the embodiment of the invention;
Fig. 4 is the filter apparatus configuration schematic diagram of the sector structure that provides of the embodiment of the invention;
Fig. 5 is the structural representation that the water inlet that provides of the embodiment of the invention and blow-off pipe arrange direction;
Fig. 6 is the sectional structure schematic diagram of the third filter of providing of the embodiment of the invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, close the orientation of indications such as term " top ", " bottom " " top ", " below " or position is based on orientation shown in the drawings or position relation, only be the present invention for convenience of description rather than require the present invention therefore can not be interpreted as limitation of the present invention with specific orientation structure and operation.
As shown in Figure 1, the filter that the present invention proposes comprises:
Hold the tank body 1 of pending water;
The water inlet pipe 2 that is communicated with tank body 1 inside;
Part structure penetrates the outlet pipe 3 of tank body 1 inside;
And filter 31, filter 31 outer being connected on the outlet pipe 3 of tank body 1 inside, and be communicated with outlet pipe 3, the water after being used for filtering pending water and making filtration flows in the outlet pipe 3.
In the concrete course of work, the pending water that flows out from high-temperature incinerator is to flow into tank body 1 inside with higher pressure along water inlet pipe 2, and tank body 1 inside of this moment can be vacant, also can be water-filled.Preferable, being full of water in tank body 1 inside, pending water at this time can increase tank body 1 pressure inside after flowing into from water inlet pipe 2.Under the effect of high pressure, pending water is filtered and can enters into outlet pipe 3 after device 31 filters and become water purification free from foreign meter, water purification is after outlet pipe 3 is discharged, can enter into high-temperature incinerator again by pipeline lowers the temperature to gasification of coal, thereby guaranteed that circulation line can not stopped up by the deposition of the impurity in the water, improve the utilization rate of equipment, reduced the maintenance to equipment.
Further, as shown in Figure 3, filter 31 specifically can be the disk-like structure 311 around the hollow of outlet pipe 3 tube wall phases, and disk-like structure 311 can be made up of two parts, a part is first bracing frame 3111 that is connected with outlet pipe 3, another part is that first filter membrane, 3112, the first filter membranes 3112 and first bracing frame, the 3111 whole backs of fitting that are fitted on first bracing frame 311 form a seal, has only the part that is connected with outlet pipe 3 open-minded.Pending water sees through the hollow space that enters into disk-like structure 311 after first filter membrane 3112 is realized filtering, and enters into outlet pipe 3 from the part of opening afterwards, continues circulation temperature-fall period next time.In addition, first filter membrane 3112 can be metallic filtering film, also can be other filter membrane that can realize filtering function, specifically according to filtering requirement, can select the filter membrane of different pore size filters.
Consider that from the angle of installing disk-like structure 311 can be designed to the structure with outlet pipe 3 grafting, the disk-like structure 311 after the grafting and outlet pipe 3 constitute an integral body, and connected structure is convenient to installation and removal.In addition can also be at a plurality of disk-like structures 311 of pegging graft along the axial direction of outlet pipe 3, purpose is the contact area of increase and pending water, improves filter efficiency.
Further, as shown in Figure 4, disk-like structure 311 can also be made up of a plurality of independently sector structures 312, and each sector structure 312 is structures of hollow, is equivalent to the disk-like structure 311 of an integral body is resolved into the several separate structure.Wherein each independently sector structure 312 is formed by second bracing frame 3121 and second filter membrane 3122 that is fitted on second bracing frame 3121 again, the whole hermetically-sealed construction that forms is open-minded with the junction of outlet pipe 3.Pending water enters in the hollow structure of sector structure 312 after being filtered by second filter membrane 3122, enters outlet pipe 3 from opening subsequently, finishes filter process.
More specifically, sector structure 312 also can further be designed to the form with outlet pipe 3 grafting, and the specific design mode is identical with the design of above-mentioned disk-like structure 311, repeats no more herein.Sector structure 312 is designed to the form of pegging graft with outlet pipe, and purpose also is for convenience detach and changes, and can also arbitrarily adjust the installation quantity of sector structure 312 on outlet pipe 3 simultaneously, can assemble flexibly according to the requirement of condition.In addition, can also connect the sector structures 312 that many groups form disk-like structures 311 at outlet pipe 3, increase and the contact-making surface of pending water, equally also can improve the filter efficiency of pending water.
As shown in Figure 1, outlet pipe 3 can be arranged to penetrate into along the axle center of tank body 1 from a side of tank body 1 inside of tank body 1, and identical with the axial direction of tank body 1.And outlet pipe 3 can be arranged to and tank body 1 connected mode in relative rotation, the rotation of outlet pipe 3, can drive disk-like structure 311 rotates together, some impurity that sticks on the disk-like structure 311 can come off in the rotation process of disk-like structure 311, the cleaning that can keep disk-like structure 311 surfaces by this method can not stopped up by the impurity of adhesion.Certainly, want to make outlet pipe 3 rotations, need power set to provide the power of rotation at outlet pipe 3, so in tank body 1 outside first drive unit 51 can be set, first drive unit 51 can be power motor, also can be other drive unit that power can be provided.The present invention is example with the power motor, and power motor can be controlled by the control appliance of outside, the unlatching of control power motor, closes and duty such as rotating speed.Power motor is connected with outlet pipe 3 by driving-belt and drives outlet pipe 3 rotation.
As shown in Figure 2, power set can also have the connected mode of another and outlet pipe 3, penetrate second drive unit 52 of outer setting of the opposite side at tank body 1 place at outlet pipe 3, second drive unit 52 is connected with outlet pipe 3 by a driving shaft 521, driving shaft 521 penetrates into tank body 1 inside from the opposite side of tank body 1, and and outlet pipe 3 connects as one, second drive unit 52 drives driving shaft 521 rotations, driving shaft 521 drives outlet pipe 3 rotations, can reach the effect in above-described embodiment equally.Equally, second drive unit 52 can be power motor, also can be other drive unit that power can be provided, and is identical with the set-up mode of above-mentioned first drive unit, repeats no more herein.
As shown in Figure 5, the axial direction of blow-off pipe 4 is with tangent perpendicular to the cross section phase of tank body 1 axis.Blow-off pipe 4 is arranged on tank body 1 bottom, purpose is the convenient impurity that is deposited on tank body 1 bottom of discharging, if but blow-off pipe 4 is connected the bottom of tank body 1 with structure straight down, impurity may make blow-off pipe 4 stop up in deposition process, causes impurity to discharge.And blow-off pipe 4 is designed to axial direction with tangent perpendicular to the cross section phase of tank body 1 axis, be equivalent to blow-off pipe 4 is arranged to horizontal direction, and be communicated with tank body 1 inside, the benefit of this kind design is, impurity can not enter in the blow-off pipe 4 in a large number, so can not cause pipeline blockage.In addition, can also be set up in parallel several blow-off pipes 4, purpose is that other blow-off pipe 4 can be opened, and can not influence blowdown after a blow-off pipe 4 stops up, and also can tank body 1 internal pressure be increased because blow-off pipe 4 stops up simultaneously, so that damage equipment.
Further, as shown in Figure 5, the axial direction of water inlet pipe 2 is with tangent perpendicular to the cross section phase of tank body 1 axis.This kind design is for the pending water along water inlet pipe 2 inflow tank bodies 1 inside is washed away facing to disk-like structure 311, when disk-like structure 311 is driven rotation by outlet pipe 3, water inlet pipe 2 is arranged on the position relative with its rotation direction, after pending water enters tank body 1 inside from water inlet pipe 2, wash away facing to the disk-like structure 311 in rotating, can rinse out the impurity that sticks on the disk-like structure 311, keep the cleaning of disk-like structure 311.Certainly, as shown in Figure 6, water inlet pipe 2 can also arrange a plurality of, and it is relative with it at each disk-like structure 311 water inlet pipe 2 to be set all, can play superior cleaning.
Further, better discharge in order to make deposit, tank body 1 can also be tilted place, for example, making the axial direction of tank body 1 and the angle of horizontal plane is 3 °～5 °, the best results the when angle of inclination is 5 °.And blow-off pipe 4 is arranged on low end of tilted-putted tank body 1, the benefit that tank body 1 is set like this is, deposit can be assembled to low end of tank body 1, blow-off pipe 4 at tank body 1 low end can better be discharged tank body 1 with the impurity of deposition, and, blow-off pipe 4 also can arrange a plurality of, and is identical with function in above-described embodiment, repeats no more herein.
For tank body 1 pressure inside is realized monitoring, can also pressure sensor 61 be set at tank body 1, temperature sensor 62, Pressure gauge 63 relevant devices such as grade, at any time can monitor the duty of monolithic filter, certainly, the integral body of filter can also be controlled by control signal by the control appliance of outside, when tank body 1 internal pressure is too high, pressure sensor 61 can send signal notice control appliance, the operation that control appliance can be as the case may be opens or cuts out water inlet 2 or blow-off pipe 4, tank body 1 internal pressure is too high may to be that blow-off pipe 4 obstructions cause, so control appliance can be controlled the standby blow-off pipe 4 of unlatching; The effect of temperature sensor 62 is when tank body 1 pressure inside increases; internal temperature also can increase thereupon, when reaching predetermined temperature, also can send signal to control appliance; and by control appliance filter is regulated, can play the effect of protection and monitor filter equally.In addition; Pressure gauge 63 directly is connected with tank body 1; can show tank body 1 pressure inside more intuitively by Pressure gauge 63; when pressure sensor 61 and temperature sensor 62 break down; can directly directly monitor tank body 1 internal pressure by observing Pressure gauge 63; integrated application the said equipment has played the effect of multiple protective and monitoring.
The filter that the present invention proposes, by the filtration of filter to pending water, and the purpose that realization re-uses pending water cleaning back discharged the impurity of deposition by blow-off pipe; Blow-off pipe is set to rotatable structure, can effectively make the impurity of deposition discharge tank body, improved that pending water in original high-temperature incinerator recycles and the problem of blocking pipeline, reduced the consume of equipment part, save the cost of renewal part, improved the high-temperature incinerator service efficiency.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (5)
1. a filter is characterized in that, comprising:
Tank body (1);
Water inlet pipe (2) is communicated with described tank body (1) inside;
Outlet pipe (3), part penetrates described tank body (1) inside;
Filter (31) is connected on outward on the inner described outlet pipe (3) of described tank body (1), and is communicated with described outlet pipe (3), and the water after being used for filtering pending water and making filtration flows into described outlet pipe (3);
Blow-off pipe (4) is communicated with described tank body (1) bottom, for remaining impurity after the pending water filtration of discharge; Described outlet pipe (3) is identical with the axial direction of described tank body (1), and the axle center from a side of described tank body (1) along tank body (1) penetrates;
The axial direction of described tank body (1) and the angle span of horizontal plane are [3 °, 5 °], and described blow-off pipe (4) is arranged on low end of tilted-putted described tank body (1);
The axial direction of described blow-off pipe (4) and tangent perpendicular to the cross section phase of described tank body (1) axis, or
Described blow-off pipe (4) is two or more;
The axial direction of described water inlet pipe (2) is with tangent perpendicular to the cross section phase of described tank body (1) axis;
Described filter (31) is the disk-like structure (311) around the hollow of described outlet pipe tube wall phase, described disk-like structure (311) comprises first bracing frame (3111) and is fitted in first filter membrane (3112) on the bracing frame that described disk-like structure (311) is pegged graft with described outlet pipe (3).
2. filter as claimed in claim 1 is characterized in that, described outlet pipe (3) can rotate around the axle center week of water pipe (3), and described tank body (1) outside is provided with first drive unit (51) that rotates in described outlet pipe (3) week for driving.
3. filter as claimed in claim 1, it is characterized in that, described outlet pipe (3) can rotate around the axle center week of water pipe (3), described tank body (1) outer setting has second drive unit (52), is connected with between described second drive unit (52) and the described outlet pipe (3) from what the opposite side of described tank body (1) penetrated and be used for drives the driving shaft (521) that rotates in outlet pipe (3) week.
4. filter as claimed in claim 1, it is characterized in that, described disk-like structure (311) is made up of a plurality of independently sector structures (312), described sector structure (312) comprises second bracing frame (3121) and is fitted in second filter membrane (3122) on second bracing frame that described sector structure (312) is pegged graft with described outlet pipe (3).
5. filter as claimed in claim 1 is characterized in that, has been spaced a plurality of described disk-like structures (311) along the axial direction of described outlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110342031 CN102407045B (en) | 2011-11-02 | 2011-11-02 | Filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110342031 CN102407045B (en) | 2011-11-02 | 2011-11-02 | Filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102407045A CN102407045A (en) | 2012-04-11 |
| CN102407045B true CN102407045B (en) | 2013-08-28 |
Family
ID=45909571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110342031 Active CN102407045B (en) | 2011-11-02 | 2011-11-02 | Filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102407045B (en) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638704B (en) * | 2013-11-21 | 2016-08-17 | 高云芝 | A kind of improvement vertical type filter |
| CN103638702B (en) * | 2013-11-21 | 2016-03-30 | 安徽四德节能设备制造有限公司 | A kind of vertical type filter |
| CN103638718B (en) * | 2013-11-21 | 2015-09-30 | 安徽四德节能设备制造有限公司 | A kind of filter plant of detachable filter plate |
| CN103638719B (en) * | 2013-11-21 | 2015-09-30 | 安徽四德节能设备制造有限公司 | A kind of filter |
| CN103638720B (en) * | 2013-11-21 | 2016-01-06 | 淮南市叶之星自动化科技有限公司 | A kind of improvement sector filter |
| CN103638727B (en) * | 2013-11-21 | 2016-06-29 | 高云芝 | A kind of vertical plate filtration equipment |
| CN103638721B (en) * | 2013-11-21 | 2016-04-20 | 凤台中关智能科技有限责任公司 | A kind of novel fan-shaped filter plant |
| CN103638710B (en) * | 2013-11-21 | 2016-08-17 | 高云芝 | A kind of horizontal Sector filter plate vertical type filter |
| CN103638717B (en) * | 2013-11-21 | 2015-11-18 | 淮南市叶之星自动化科技有限公司 | A kind of filter plant of detachable filter plate |
| CN103638723B (en) * | 2013-11-21 | 2016-08-17 | 高云芝 | A kind of filter of detachable filter plate |
| CN103638715B (en) * | 2013-11-21 | 2016-06-08 | 凤台中关智能科技有限责任公司 | A kind of vertical improvement filter plant |
| CN103638722B (en) * | 2013-11-21 | 2016-03-16 | 安徽四德节能设备制造有限公司 | A kind of filter plant improveing removable filter plate |
| CN103638712B (en) * | 2013-11-21 | 2015-11-25 | 淮南市叶之星自动化科技有限公司 | A kind of improvement filter plant |
| CN103638724B (en) * | 2013-11-21 | 2016-07-06 | 凤台中关智能科技有限责任公司 | A kind of fan-shaped filter disc filter |
| CN103638714B (en) * | 2013-11-21 | 2016-03-09 | 安徽四德节能设备制造有限公司 | A kind of readily removable fan-shaped filter plant |
| CN103638716B (en) * | 2013-11-21 | 2016-06-29 | 高云芝 | A kind of fan-shaped filter plant |
| CN103638713B (en) * | 2013-11-21 | 2016-03-09 | 安徽四德节能设备制造有限公司 | A kind of vertical type filter |
| CN103638703B (en) * | 2013-11-21 | 2015-09-30 | 安徽四德节能设备制造有限公司 | A kind of improvement filter |
| CN103638728B (en) * | 2013-11-21 | 2016-07-06 | 凤台中关智能科技有限责任公司 | A kind of vertical plate filtration equipment |
| CN103657197B (en) * | 2013-12-04 | 2015-12-02 | 淮南市叶之星自动化科技有限公司 | A kind of improvement filtering separation device |
| CN104947387B (en) * | 2014-03-27 | 2019-06-28 | 青岛海尔洗衣机有限公司 | A kind of water-saving filter device of washing machine cycles with self-cleaning function and washing machine |
| CN113304532A (en) * | 2020-10-15 | 2021-08-27 | 昆山金和诚自动化设备有限公司 | Full-automatic backwashing filter |
| CN115920508B (en) * | 2023-03-15 | 2023-05-16 | 江苏威泽智能科技股份有限公司 | Filtering device of numerical control machine tool and cleaning method thereof |
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| EP1300047B1 (en) * | 2000-07-13 | 2005-03-16 | Andritz AG | Filter |
| CN200984478Y (en) * | 2006-11-29 | 2007-12-05 | 中国海洋石油总公司 | Rotational flow type fine purification apparatus |
| CN101998875A (en) * | 2008-02-22 | 2011-03-30 | 瑞典诺迪克有限公司 | Filter element for a disc filter |
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| CA2154657C (en) * | 1993-01-29 | 1999-04-13 | Rodrigue Boulet | Apparatus and method for extracting liquid from a humid mass |
| CN2363773Y (en) * | 1999-02-05 | 2000-02-16 | 陈国金 | Leaf filter capable of automatically discharging filter residue |
| EP1300047B1 (en) * | 2000-07-13 | 2005-03-16 | Andritz AG | Filter |
| CN200984478Y (en) * | 2006-11-29 | 2007-12-05 | 中国海洋石油总公司 | Rotational flow type fine purification apparatus |
| CN101998875A (en) * | 2008-02-22 | 2011-03-30 | 瑞典诺迪克有限公司 | Filter element for a disc filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102407045A (en) | 2012-04-11 |
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