CN212594374U - Rotary drum type micro-filter - Google Patents
Rotary drum type micro-filter Download PDFInfo
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- CN212594374U CN212594374U CN202021110022.0U CN202021110022U CN212594374U CN 212594374 U CN212594374 U CN 212594374U CN 202021110022 U CN202021110022 U CN 202021110022U CN 212594374 U CN212594374 U CN 212594374U
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Abstract
The utility model relates to a water purification technical field discloses a rotary drum microstrainer, and it includes: the cover plate frame comprises a left cover plate frame and a right cover plate frame which are symmetrically arranged; the water inlet pipe is arranged on the left cover plate frame and the right cover plate frame in a penetrating mode, a first end of the water inlet pipe is communicated with a sewage source, a second end of the water inlet pipe is closed, and a plurality of water outlet holes are formed in the part, located between the left cover plate frame and the right cover plate frame, of the water inlet pipe at equal intervals; the filter rotary drum, filter the rotary drum and set up between left side apron frame and right side apron frame and rotate and install on the inlet tube, the sewage that the apopore flows out after filtering the rotary drum. The utility model provides a rotary drum microstrainer's apopore sets up in the mid portion of inlet tube, need not to set up sealing device between the both ends of inlet tube and the apron frame, and simple structure just has avoided revealing, filters the rotary drum and rotates with the inlet tube to be connected, and frictional force is little, can adopt less driving motor, has less energy consumption.
Description
Technical Field
The utility model relates to a water purification technology field especially relates to a rotary drum microstrainer.
Background
With the steady development of Chinese economy, the demand of aquatic products is increasing day by day, and the traditional aquiculture of external ponds restricts the supply of the aquatic products due to the problems of environmental pollution, deficient land resources, drug residues and the like. In China, circulating water culture systems are vigorously developed in recent years, and the circulating water culture systems are rapidly developed in recent years due to the advantages of high culture density, high yield, food safety, small influence of land and water resources and the like, are also paid attention by broad farmers, and are a necessary trend for the development of future aquaculture industry.
In the aquaculture process, artificial feed needs to be fed to the water product continuously, and a large amount of residual bait and excrement can be accumulated in the water continuously. The residual bait and excrement are decomposed by bacteria to generate a large amount of toxic substances such as ammonia nitrogen and nitrite harmful to aquatic products and human health. This makes solid-liquid separation an important link in the treatment process of aquaculture water. The drum type microfilter is the most widely used and reliable device in a plurality of solid-liquid separators.
The rotary drum in the current rotary drum type micro-filter design is of a structure with a sealing plate on one side and an inlet opening on the other side, and a sealing pressing strip is arranged between the opening and a front plate; and because the existence of the sealing layering, can let very big frictional force produce between rotary drum and the sealing layering, produce very big resistance when the rotary drum rotates, so just need great powerful driving motor, the energy consumption is higher.
SUMMERY OF THE UTILITY MODEL
Based on the above, an object of the utility model is to provide a rotary drum microstrainer to the sewage that the microstrainer exists under the solution prior art easily reveals and the high technical problem of energy consumption.
In order to achieve the purpose, the utility model adopts the following technical proposal:
there is provided a drum type microfilter comprising:
the cover plate frame comprises a left cover plate frame and a right cover plate frame which are symmetrically arranged;
the water inlet pipe is arranged on the left cover plate frame and the right cover plate frame in a penetrating mode, a first end of the water inlet pipe is communicated with a sewage source, a second end of the water inlet pipe is closed, and a plurality of water outlet holes are formed in the part, located between the left cover plate frame and the right cover plate frame, of the water inlet pipe;
the filter rotary drum, filter the rotary drum set up in left side apron frame with just rotate between the right side apron frame install in on the inlet tube, the sewage warp that the apopore flows out after filtering the rotary drum.
As a preferred scheme of the rotary drum type micro-filter, the filter rotary drum comprises a rotary drum structural member and a filter screen, and the filter screen is fixedly coated on the outer surface of the rotary drum structural member.
The preferable scheme of the rotary drum type micro-filter is characterized in that the diameter of a filter hole of the filter screen is 1-10 mm.
The preferable scheme of the drum type microfilter is characterized by further comprising a driving device, wherein the driving device comprises a driver arranged above the cover plate frame and a transmission mechanism arranged between the driver and the filter drum, and the driver can drive the filter drum to rotate through the transmission mechanism.
The preferable scheme of the rotary drum type microfilter is characterized by further comprising a backflushing device, wherein the backflushing device comprises a backflushing pipe erected above the left cover plate frame and the right cover plate frame and a plurality of backflushing nozzles arranged on the backflushing pipe, the backflushing pipe is communicated with a backflushing pump, and the backflushing device is used for backflushing and cleaning the filter rotary drum.
The preferable scheme of the drum type microfilter is characterized in that a liquid level meter is arranged in the filter drum and used for detecting the liquid level in the filter drum, and when the liquid level meter reaches a set liquid level, the driver drives the filter drum to rotate 180 degrees so as to perform back flushing cleaning on the filter drum by using the back flushing device.
The preferable scheme of the rotary drum type microfilter is characterized by further comprising a controller, wherein the controller is electrically connected with the liquid level meter, the driver and the backflushing pump, and the controller is used for controlling the driver and the backflushing pump to start and stop according to liquid level signals.
As a preferred scheme of the rotary drum type micro-filter, the rotary drum type micro-filter is characterized by further comprising a sewage discharge device, wherein the sewage discharge device comprises a sewage discharge groove arranged in the filter rotary drum and a sewage discharge pipe communicated with the sewage discharge groove, one end of the sewage discharge pipe is communicated with the bottom surface of the sewage discharge groove, and the other end of the sewage discharge pipe extends out of the filter rotary drum.
The preferable scheme of the drum-type micro-filter is characterized in that the sewage discharge groove is fixed above the water inlet pipe, and the sewage discharge pipe penetrates through the water inlet pipe and extends out of the filter drum from the second end of the water inlet pipe.
The preferable scheme of the rotary drum type microfilter is characterized by further comprising a support frame, wherein the support frame is fixed below the cover plate frame and is used for supporting the cover plate frame and the filter rotary drum.
The utility model has the advantages that:
the utility model provides a rotary drum microstrainer's apopore sets up in the mid portion of inlet tube, need not to set up sealing device between the both ends of inlet tube and the apron frame, and simple structure just has avoided revealing. Because of no sealing structure, the rotary connection between the filter drum and the water inlet pipe has no friction basically, so that the device can adopt a smaller driving motor and has smaller energy consumption.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is an isometric view of a rotary drum microfilter according to an embodiment of the present invention;
fig. 2 is a front view of a drum type microfilter according to an embodiment of the present invention.
In the figure:
1-cover plate frame; 11-left cover plate frame; 12-right cover plate frame; 2-water inlet pipe; 21-water outlet; 22-a separator; 3-filtering the rotary drum; 4-a drive device; 41-a driver; 42-a transmission mechanism; 5-a recoil device; 51-a back flush tube; 52-recoil nozzle; 6-a sewage draining device; 61-a sewage draining tank; 62-a sewage draining pipe; 7-a support frame; 8-pipe hoop.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 to 2, the present embodiment provides a drum type microfilter comprising a cover plate frame 1, and a water inlet pipe 2 and a filter drum 3 supported on the cover plate frame 1. The sewage treatment device comprises a cover plate frame 1, a water inlet pipe 2, a sewage source and a sewage source, wherein the cover plate frame 1 comprises a left cover plate frame 11 and a right cover plate frame 12 which are symmetrically arranged, the water inlet pipe 2 is arranged on the cover plate frame 1 and penetrates through the left cover plate frame 11 and the right cover plate frame 12, one end of the water inlet pipe 2 is communicated with the sewage source, and the other end of the; the part of the water inlet pipe 2 between the left cover plate frame 11 and the right cover plate frame 12 is provided with a plurality of water outlet holes 21 at equal intervals. The filter drum 3 is arranged between the left cover plate frame 11 and the right cover plate frame 12 and is rotatably installed on the water inlet pipe 2, the filter drum 3 is arranged between the left cover plate frame 11 and the right cover plate frame 12, the part of the water inlet pipe 2 between the left cover plate frame 11 and the right cover plate frame 12 is enveloped in the filter drum, sewage enters the filter drum 3 through a plurality of water outlet holes 21 on the water inlet pipe 2, and flows out of the drum type micro-filter after being filtered by the filter drum 3, so that the solid-liquid separation effect is achieved.
The rotary drum type micro-filter provided by the embodiment can be widely applied to the fields of aquaculture, chemical industry, environmental protection and the like, and effective solid-liquid separation is realized.
Specifically, as shown in fig. 1 and 2, the cover frame 1 includes a left cover frame 11 and a right cover frame 12 which are symmetrically arranged, and a cover plate (not shown) for providing protection to the water inlet pipe 2 and the filter drum 3 while preventing the sewage from being splashed to the outside is installed above the cover frame 1. The drum microfilter that this embodiment provided still includes the support frame 7 that is fixed in apron frame 1 below, and support frame 7 is used for providing the support for apron frame 1 and install inlet tube 2 and the filter drum 3 on apron frame 1. The cover plate frame 1 and the support frame 7 are connected through bolts or buckles, or the cover plate frame 1 and the support frame 7 can be welded into a whole. Preferably, the cover plate frame 1 is welded with the support frame 7 to form an integral structure, so as to enhance the structural strength and the overall stability.
The water inlet pipe 2 is used for guiding sewage into the drum type micro-filter. The inlet pipe 2 is installed on the left cover plate frame 11 and the right cover plate frame 12 in a penetrating mode, the left cover plate frame 11 and the right cover plate frame 12 are provided with through installation holes, and the inlet pipe 2 is installed in the installation holes. The inlet tube 2 is fixed with the apron frame 1 through the realization of ferrule 8, and ferrule 8 is provided with two, and two ferrules 8 suit respectively in the first end of inlet tube 2 and second end and be fixed in two mounting holes department of apron frame 1, and ferrule 8 tightly hoops inlet tube 2 and is fixed in left side apron frame 11 and right side apron frame 12 through the bolt to realize the fixed of inlet tube 2 on apron frame 1, prevent about inlet tube 2 drunkenness. The first end opening of inlet tube 2 for communicate the sewage source, the second end of inlet tube 2 is sealed, is close to second end department in the inlet tube 2 promptly and is provided with baffle 22, and a plurality of apopores 21 on the inlet tube 2 set up in the one side that communicates with first end, and sewage flows in inlet tube 2 and outwards flows out to filtering rotary drum 3 through a plurality of apopores 21 through the opening of the first end of inlet tube 2.
The mode that inlet tube 2 goes out water through apopore 21 has avoided it to intake when one side and lap and need set up seal structure between the frame 1 to avoid revealing of sewage, and make the dismouting between inlet tube 2 and the apron frame 1 more convenient.
The filter drum 3 is installed between the left and right cover plate frames 11 and 12, and encloses a portion of the feed pipe 2 located between the left and right cover plate frames 11 and 12. The filter drum 3 is rotatably connected with the water inlet pipe 2, and rotating bearings are arranged between the two sides of the filter drum 3 and the water inlet pipe 2. The filter drum 3 is a cylindrical structure with a closed-up left side and a closed-up right side, and comprises a drum structural member which is constructed into a cylindrical structure and a filter screen coated on the outer surface of the drum structural member. The drum structure is formed by fixedly connecting a plurality of structural rods to each other, so that the weight of the filter drum 3 is reduced on the basis of ensuring the structural strength. Evenly be provided with on the filter screen and filter the hole, filter the diameter of hole and be between 1 ~ 10mm, preferably, filter the diameter of hole and be 2mm to realize the preferred combination of water permeability and filterability.
When the filter drum is used for a period of time, the filter screen on the lower side of the filter drum 3 is clogged, and the filter drum 3 needs to be rotated to continue filtering the sewage using the unclogged portion of the filter screen. The drum microfilter provided in this embodiment further comprises a driving device 4, and the driving device 4 is used for driving the filter drum 3 to rotate. The driving device 4 includes a driver 41 fixedly disposed above the left cover plate frame 11 or the right cover plate frame 12, and a transmission mechanism 42 disposed between the driver 41 and the filter drum 3, and the driver 41 drives the filter drum 3 to rotate through the transmission mechanism 42. Among them, the driver 41 is preferably a motor. The drive mechanism 42 may alternatively be a gear drive, chain drive, belt drive, or other suitable drive mechanism. The transmission mechanism 42 in this embodiment is preferably a gear transmission mechanism, which has the advantages of smooth transmission and convenient installation. The gear transmission mechanism comprises a driving gear sleeved on an output shaft of the driver 41 and a driven gear which is meshed with the driving gear and coaxially fixed on the filter drum 3, and the driver 41 drives the driving gear to rotate and further drives the driven gear and the filter drum 3 to rotate.
The rotary drum micro-filter provided by the embodiment further comprises a backflushing device 5, and the backflushing device 5 is used for backflushing and cleaning the blocked filter screen part. Specifically, the backflushing device 5 comprises a backflushing pipe 51 and a plurality of backflushing nozzles 52, wherein the backflushing pipe 51 is fixedly arranged above the left cover plate frame 11 and the right cover plate frame 12, the backflushing nozzles 52 are arranged below the backflushing pipe 51 at equal intervals, one end of the backflushing pipe 51 is connected with a backflushing pump, the other end of the backflushing pipe is closed, the backflushing pump is used for pumping clean water into the backflushing pipe 51, and the backflushing nozzles 52 are used for spraying the clean water to a filter screen below at a certain speed. The operation of the recoil unit 5 is as follows: when the filter screen part below the filter drum 3 is blocked due to too long filtering time, the driving device 4 works to drive the filter drum 3 to rotate 180 degrees, so that the filter screen part below rotates to the upper part to be aligned with the backflushing nozzle 52, the backflushing pump is started, and pressurized clean water is sprayed to the filter screen through the backflushing pipe 51 and the backflushing nozzle 52 to clean the filter screen.
The impurities washed after backflushing are discharged out of the rotary drum type micro-filter through a pollution discharge device 6. The sewage discharging device 6 comprises a sewage discharging groove 61 arranged inside the filter drum 3 and a sewage discharging pipe 62 communicated with the sewage discharging groove 61 and extending out of the filter drum 3. The blowdown groove 61 is fixed in on the inlet tube 2 and the opening just faces recoil nozzle 52 upwards, and the bottom surface of blowdown groove 61 is communicated to the first end of blow off pipe 62, and the second end stretches into in the inlet tube 2 and stretches out outside the filter drum 3 from the second end of inlet tube 2 to the second end of blow off pipe 62 stretches into one side of inlet tube 2 inner baffle 22 towards the inlet tube 2 second end and stretches out from the second end, and this kind of structural setting of blow off pipe 62 can prevent that the impurity of exhaust after the recoil washing from producing with into water and mixing.
The embodiment of the utility model provides an in, the inside of filtering rotary drum 3 still is provided with the level gauge, and the level gauge is used for detecting the real-time liquid level in filtering rotary drum 3 to judge whether the filter screen produces the jam. Preferably, the liquid level gauge adopts a liquid level ball float valve which is simple in structure and accurate in detection. After the filtering holes are blocked by the particulate matters in the water, the water level in the filtering rotary drum 3 will rise, the liquid level float switch is touched when the water level rises to a set height, the driver 41 and the backwashing water pump are started at the moment, the filtering rotary drum 3 is driven by the driver 41 to rotate 180 degrees, the filtering net with the blocked bottom is rotated to the upper side, and the backwashing device 5 is used for backwashing the blocked filtering net.
Further, the drum type microfilter provided by this embodiment further includes a controller, and the controller is electrically connected to the liquid level meter, the driver 41, and the backflushing pump. The controller is used for controlling the opening and closing of the driver 41 and the backflushing pump according to a liquid level signal detected by the liquid level meter. In this embodiment, the controller may be a centralized or distributed controller, for example, the controller may be a single-chip microcomputer or a PLC, or may be composed of a plurality of distributed single-chip microcomputers or PLCs, a control program may be run in the single-chip microcomputers or the PLCs to control the start and stop of the driver 41 and the recoil pump, and the control composition and the control principle of the controller are not in the prior art in this field, and are not described here again.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A rotary drum microfilter, comprising:
the cover plate frame (1) comprises a left cover plate frame (11) and a right cover plate frame (12) which are symmetrically arranged;
the water inlet pipe (2) is arranged on the left cover plate frame (11) and the right cover plate frame (12) in a penetrating mode, a first end of the water inlet pipe (2) is communicated with a sewage source, a second end of the water inlet pipe (2) is sealed, and a plurality of water outlet holes (21) are formed in the part, located between the left cover plate frame (11) and the right cover plate frame (12), of the water inlet pipe (2);
filter rotary drum (3), filter rotary drum (3) set up in left side apron (11) with just rotate between right side apron (12) install in on inlet tube (2), the sewage warp that apopore (21) flowed out filter rotary drum (3) and flow out after filtering.
2. A rotary drum microfilter according to claim 1, characterised in that said filter drum (3) comprises a drum structure and a filter screen fixedly wrapped on the outer surface of said drum structure.
3. The rotary drum type microfilter according to claim 2, wherein the diameter of the filtering holes of said filtering net is between 1-10 mm.
4. A rotary drum microfilter according to claim 1, further comprising a drive device (4), said drive device (4) comprising a drive (41) mounted above said cover plate frame (1) and a transmission mechanism (42) mounted between said drive (41) and said filter drum (3), said drive (41) being capable of driving said filter drum (3) in rotation by said transmission mechanism (42).
5. A rotary drum microfilter according to claim 4, further comprising a backflushing device (5), said backflushing device (5) comprising a backflushing pipe (51) erected above said left cover plate frame (11) and said right cover plate frame (12) and a plurality of backflushing nozzles (52) arranged on said backflushing pipe (51), said backflushing pipe (51) communicating with a backflushing pump, said backflushing device (5) being adapted to backflush said filter drum (3).
6. A drum microfilter according to claim 5, characterised in that a level gauge is arranged in the filter drum (3) for detecting the liquid level in the filter drum (3), and when the level gauge reaches a set level, the driver (41) drives the filter drum (3) to rotate 180 degrees for backflushing cleaning the filter drum (3) with the backflushing device (5).
7. The rotary drum microfilter of claim 6, further comprising a controller electrically connected to said level gauge, said driver (41) and said backflushing pump, said controller for controlling the start and stop of said driver (41) and said backflushing pump based on a level signal.
8. A drum type microfilter according to claim 1, further comprising a sewage drain (6), said sewage drain (6) comprising a sewage drain tank (61) disposed inside said filter drum (3) and a sewage drain pipe (62) communicating with said sewage drain tank (61), one end of said sewage drain pipe (62) communicating with the bottom surface of said sewage drain tank (61), the other end of said sewage drain pipe (62) extending out of said filter drum (3).
9. A drum microfilter according to claim 8, characterised in that said sewage gutter (61) is fixed above said water inlet pipe (2) and that said sewage drain (62) passes through said water inlet pipe (2) and protrudes from said filter drum (3) from the second end of said water inlet pipe (2).
10. A rotary drum microfilter according to claim 1, further comprising a support frame (7), said support frame (7) being fixed below said cover plate frame (1) for supporting said cover plate frame (1) and said filter drum (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021110022.0U CN212594374U (en) | 2020-06-16 | 2020-06-16 | Rotary drum type micro-filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021110022.0U CN212594374U (en) | 2020-06-16 | 2020-06-16 | Rotary drum type micro-filter |
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| Publication Number | Publication Date |
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| CN212594374U true CN212594374U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021110022.0U Active CN212594374U (en) | 2020-06-16 | 2020-06-16 | Rotary drum type micro-filter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534353A (en) * | 2022-01-27 | 2022-05-27 | 江门市渔盟渔业机械有限公司 | Rotary drum type micro-filter |
| CN115138124A (en) * | 2022-06-23 | 2022-10-04 | 宜兴市鸿锦水处理设备有限公司 | Back-washing gravity type filter |
| CN115554762A (en) * | 2022-10-31 | 2023-01-03 | 徐州志欧机电设备有限公司 | A environmental protection microstrainer for sewage treatment |
-
2020
- 2020-06-16 CN CN202021110022.0U patent/CN212594374U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534353A (en) * | 2022-01-27 | 2022-05-27 | 江门市渔盟渔业机械有限公司 | Rotary drum type micro-filter |
| CN115138124A (en) * | 2022-06-23 | 2022-10-04 | 宜兴市鸿锦水处理设备有限公司 | Back-washing gravity type filter |
| CN115554762A (en) * | 2022-10-31 | 2023-01-03 | 徐州志欧机电设备有限公司 | A environmental protection microstrainer for sewage treatment |
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