CN113521842A - Fishery breeding tail water purifying and circulating device - Google Patents
Fishery breeding tail water purifying and circulating device Download PDFInfo
- Publication number
- CN113521842A CN113521842A CN202110844209.6A CN202110844209A CN113521842A CN 113521842 A CN113521842 A CN 113521842A CN 202110844209 A CN202110844209 A CN 202110844209A CN 113521842 A CN113521842 A CN 113521842A
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- water
- cavity
- water inlet
- fixture block
- inlet cavity
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 190
- 238000009395 breeding Methods 0.000 title claims abstract description 22
- 230000001488 breeding effect Effects 0.000 title claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 89
- 230000000903 blocking effect Effects 0.000 claims abstract description 32
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 239000010865 sewage Substances 0.000 claims abstract description 19
- 230000004888 barrier function Effects 0.000 claims abstract description 14
- 238000000746 purification Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 239000010802 sludge Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 239000008213 purified water Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
Abstract
The invention belongs to the technical field of fishery breeding, and particularly relates to a fishery breeding tail water purification and circulation device. Comprises a circulating box, a flow guide piece, a filtering piece and a blocking piece; a water inlet cavity, a water filtering cavity and a sewage discharging cavity are arranged in the circulating box; the water inlet cavity is of a vertically arranged circular columnar structure, the cross section of the water filtering cavity is in a fan ring shape, and a plurality of groups of the water filtering cavities are arranged on the outer ring of the water inlet cavity in an annular array; the side of the water inlet cavity is provided with a plurality of groups of first connecting ports, and the water inlet cavity is communicated with the water filtering cavities through the first connecting ports. Through being the outer lane of annular array setting at the intake antrum with a plurality of groups drainage chamber for filter the tail water of breeding respectively, and the below in every group drainage chamber is all inserted and is equipped with the barrier piece and be used for discharging the mud in the drainage intracavity, and this water purification circulating device water purification is fast, and the use need not to stop, and water purification is efficient.
Description
Technical Field
The invention belongs to the technical field of fishery breeding, and particularly relates to a fishery breeding tail water purification and circulation device.
Background
The industrial fishery culture needs to regularly replace culture tail water to remove fish excrement and residual feed deposited at the bottom of the pond, so that cultured fish can always grow in a proper environment.
The conventional fishery breeding tail water replacement method is characterized in that after sedimentation is carried out by using a sedimentation tank, purified water is discharged, and the method is long in time consumption and large in occupied space; in addition, tail water is purified through filtration, but the filtration method used at present only arranges a filtration piece at the tail water discharge position, so that the replacement is inconvenient and the blockage is easy to cause.
Disclosure of Invention
Aiming at the problems, the invention provides a fishery breeding tail water purification circulating device, which comprises a circulating box, a flow guide piece, a filter piece and a blocking piece; a water inlet cavity, a water filtering cavity and a sewage discharging cavity are arranged in the circulating box;
the water inlet cavity is of a vertically arranged circular columnar structure, the cross section of the water filtering cavity is in a fan ring shape, and a plurality of groups of the water filtering cavities are arranged on the outer ring of the water inlet cavity in an annular array; the side end of the water inlet cavity is provided with a plurality of groups of first connecting ports, and the water inlet cavity is communicated with each group of water filtering cavities through each group of first connecting ports respectively; the sewage draining cavity is positioned below the water inlet cavity and the water filtering cavities and is communicated with the groups of water filtering cavities;
the flow guide piece is rotatably arranged in the water inlet cavity and is used for controlling the opening and closing of a channel between each first connecting port and the water inlet cavity; each group of the filtering pieces is respectively arranged on one side of each group of the water filtering cavities and is fixedly arranged on the side wall of the circulating box, and the corresponding water filtering cavities are communicated with the filtering pieces; each group of the filter cavity and the sewage discharging cavity are provided with a blocking piece, and the blocking piece can separate the filter cavity from the sewage discharging cavity.
Further, the flow guide piece comprises a flow guide pipe and a motor;
the honeycomb duct is movably clamped in the water inlet cavity, a plurality of groups of second connectors are arranged at the side end of the honeycomb duct in an annular array, the number of the second connectors is less than that of the first connectors, and when the second connectors are matched with the first connectors, a complete connector can be formed; the motor is fixed above or below the water inlet cavity, and an output shaft of the motor is in transmission connection with the flow guide pipe.
Furthermore, the arc length of the second connector is greater than that of the first connector and is less than the sum of the arc lengths of the two adjacent groups of the first connectors on the same side.
Furthermore, a 300-mesh filter screen is arranged in the second connecting port.
Furthermore, a plurality of groups of mounting openings are formed in the side wall of the circulating box, each group of mounting openings is communicated with one group of water filtering cavities, the transverse section and the longitudinal section of each mounting opening are isosceles trapezoids, and the top edges of the isosceles trapezoids face the central axis of the circulating box.
Furthermore, the filter element comprises a fixture block and a filter plate;
the transverse section and the longitudinal section of the fixture block are both isosceles trapezoids, and the top edge of the fixture block faces the central axis of the circulating box; the inside of fixture block sets up to hollow structure, the fixture block is kept away from the one side of circulation case axis and is installed the second connecting pipe, the other faces of fixture block are equipped with the logical groove rather than inside intercommunication respectively, the filter plate is detachable to be fixed on the topside and the side of fixture block to cover each logical groove.
Furthermore, a biological filter membrane is arranged on the filter plate or a 500-mesh filter plate can be adopted.
Furthermore, the side of the fixture block can be attached to the inner wall of the mounting opening, a sealing gasket is arranged on the side of the attachment position of the fixture block and the mounting opening, and part of the fixture block, which is fixed with the filter plate, protrudes out of the mounting opening and is positioned in the water filtering cavity.
Furthermore, the side walls of the bottom of the water filtering cavity are provided with clamping grooves;
the blocking piece is of a plate-shaped structure, one end of the blocking piece movably penetrates through the side wall of the circulating box and is inserted into the bottom of the water filtering cavity, and the end parts of the blocking piece are respectively clamped in the clamping grooves of the groups.
Furthermore, the surface of the barrier piece is provided with a sealing layer, and the sealing layer is connected with the clamping grooves and the penetrating positions of the barrier piece in a sealing mode.
The invention has the beneficial effects that:
1. the water purification circulating device has the advantages that the groups of water filtering cavities are arranged on the outer ring of the water inlet cavity in an annular array and used for filtering culture tail water respectively, and the blocking pieces are inserted below each group of water filtering cavities and used for discharging sludge in the water filtering cavities;
2. the arc length of the second connecting port is set to be larger than that of the first connecting port and smaller than the sum of the arc lengths of the same sides of the two adjacent groups of the first connecting ports, so that the flow guide pipe cannot influence the circulation of purified water in the device in the process of rotating flow guide, is convenient and fast to use, can prevent the water inlet cavity from being pressed by suddenly increased pressure, and is safe to use;
3. horizontal cross-section and longitudinal section through with the fixture block all set up to isosceles trapezoid, and the topside of fixture block is towards the axis of circulation case, and the top protrusion installing port of fixture block is located the drainage intracavity for this filters the filter range of piece wider, and the angle is more changeable, is difficult for blockking up by rubbish such as mud.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a purification cycle apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic sectional view showing a purification cycle apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of a first perspective of a circulation box according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a second perspective of the circulation box according to the embodiment of the present invention;
FIG. 5 shows a schematic structural view of a baffle according to an embodiment of the invention;
fig. 6 shows a schematic view of a filter element according to an embodiment of the invention.
In the figure: 100. a circulation box; 110. a water inlet cavity; 120. a water filtering cavity; 130. a blowdown chamber; 140. a first connection port; 150. an installation port; 160. a card slot; 200. a flow guide member; 210. a flow guide pipe; 211. a second connection port; 220. a motor; 300. a filter member; 310. a clamping block; 311. a through groove; 320. filtering the plate; 400. a barrier.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a fishery breeding tail water purification circulating device which comprises a circulating box 100, a flow guide part 200, a filter part 300 and a barrier part 400, and is shown in figures 1 and 2.
The inside of the circulation box 100 is provided with a water inlet chamber 110, a water filtering chamber 120 and a sewage discharging chamber 130, as shown in fig. 3 and 4; the water inlet cavity 110 is vertically arranged in the circulation box 100, the water inlet cavity 110 is arranged in a circular columnar structure, and the central axis of the water inlet cavity 110 is superposed with the central axis of the circulation box 100; the cross section of the water filtering cavity 120 is fan-shaped, a plurality of groups of the water filtering cavities 120 are arranged on the outer ring of the water inlet cavity 110 in an annular array, and the central axis of the water inlet cavity 110 is overlapped with the array axes of the groups of the water filtering cavities 120; a plurality of groups of first connecting ports 140 are formed in the side end of the water inlet cavity 110 in an annular array, and the water inlet cavity 110 is respectively communicated with each group of water filtering cavities 120 through each group of first connecting ports 140; the sewage discharging cavity 130 is positioned right below the water inlet cavity 110 and the water filtering cavities 120, and the sewage discharging cavity 130 is communicated with the groups of water filtering cavities 120.
The upper end of intake antrum 110 is provided with first connecting pipe for with the tail water pond intercommunication, with the leading-in intake antrum 110 of tail water pond, the lower extreme in blowdown chamber 130 is provided with the opening, is used for discharging rubbish such as mud.
The diversion member 200 is rotatably installed in the water inlet chamber 110, and is used for controlling the opening and closing of the passage between each first connection port 140 and the water inlet chamber 110.
Each group of the filtering members 300 is respectively disposed at one side of each group of the water filtering cavities 120 and is fixedly installed on the sidewall of the circulation box 100, and the corresponding water filtering cavities 120 are communicated with the filtering members 300.
The end of the filter 300 away from the water filtering chamber 120 is provided with a second connection pipe for communicating with a tail water tank to discharge the purified water into the tail water tank.
A barrier 400 is arranged between each group of the water filtering cavity 120 and the sewage discharging cavity 130, and the barrier can separate the water filtering cavity 120 from the sewage discharging cavity 130.
Illustratively, the breeding tail water enters the water inlet cavity 110 through the first connecting pipe, at this time, the flow guide member 200 controls the opening of the passage between the water inlet cavity 110 and the plurality of groups of first connecting ports 140, and each group of blocking members 400 is inserted below each group of water filtering cavities 120 and blocks the water filtering cavities 120 from the sewage draining cavities 130; the tail water enters the multi-group water filtering cavities 120 through the multi-group first connecting ports 140, is filtered by the filter 300 and then returns to the culture pond along the second connecting pipe.
Rubbish such as mud in the tail water filters the back through filtering piece 300, can the landing, deposit in drainage chamber 120 bottom to pile up on barrier 400, when the current drainage chamber 120 that leads to water in the bottom mud pile up a certain amount, start water conservancy diversion piece 200 and make it rotate, with the separation of the first interface 140 of the multiunit of original and intake antrum 110 intercommunication, make other first interface 140 and intake antrum 110 intercommunication, thereby change the tail water and filter the passageway.
At this time, the water filtering cavity 120 with the sludge accumulated inside and the tail water flow path blocked by the diversion member 200 can be treated, the blocking member 400 below the water filtering cavity is extracted, in the process of extracting the blocking member 400, the sludge accumulated on the blocking member 400 can directly slide into the sewage discharging cavity 130 or be scraped by the inner wall of the circulation box 100 and fall into the sewage discharging cavity 130, and after the sludge is drained, the blocking member 400 is inserted into the position below the water filtering cavity 120 again for fixing.
Through being the outer lane of the annular array setting at the intake antrum 110 with a plurality of groups drainage chamber 120 for filter the tail water of breeding respectively, and the below of every group drainage chamber 120 all inserts and is equipped with barrier 400 and is used for discharging the mud in the drainage chamber 120, and this water purification circulating device water purification is fast, and the use need not to stop, and water purification is efficient.
The guide member 200 includes a guide pipe 210 and a motor 220, as shown in fig. 5; the draft tube 210 is movably clamped in the water inlet cavity 110, a plurality of groups of second connectors 211 are arranged at the side end of the draft tube 210 in an annular array, the number of the second connectors 211 is less than that of the first connectors 140, and when the second connectors 211 are matched with the first connectors 140, complete connectors can be formed; the motor 220 is fixed above or below the water inlet cavity 110, and an output shaft of the motor 220 is in transmission connection with the flow guide pipe 210.
Illustratively, eight groups of first connecting ports 140 are arranged in an annular array, the included angle between each two adjacent groups of first connecting ports 140 and the array axis is 22.5 degrees, seven groups of second connecting ports 211 are arranged in an annular array, and the included angle between each two adjacent groups of second connecting ports 211 and the array axis is 22.5 degrees;
while the second connection ports 211 may be viewed as being arranged in eight groups in a circular array, one or more of the groups being closed.
Preferably, the arc length of the second connection port 211 is greater than the arc length of the first connection port 140 and smaller than the sum of the arc lengths of the two adjacent first connection ports 140 on the same side.
The arc length of the second connecting port 211 is larger than that of the first connecting port 140, and is smaller than the sum of the arc lengths of the two adjacent first connecting ports 140 on the same side, so that the flow guide pipe 210 does not influence the circulation of purified water in the device in the process of rotating flow guide, the use is convenient, the water inlet cavity 110 can be prevented from being pressed by suddenly increased pressure, and the use is safe.
Preferably, be equipped with the filter screen in the second connector 211, the filter screen adopts 300 meshes filter screens for carry out prefilter to the tail water.
The side wall of the circulation box 100 is provided with a plurality of groups of mounting openings 150, each group of mounting openings 150 is respectively communicated with one group of water filtering cavities 120, the transverse section and the longitudinal section of each mounting opening 150 are isosceles trapezoids, and the top edges of the isosceles trapezoids face the central axis of the circulation box 100.
The filter 300 includes a cartridge 310 and a filter plate 320, as shown in fig. 6; the transverse section and the longitudinal section of the fixture block 310 are both isosceles trapezoids, and the top edge of the fixture block 310 faces the central axis of the circulation box 100; the inside of the fixture block 310 is a hollow structure, the second connecting pipe is installed on one surface of the fixture block 310 away from the central axis of the circulation box 100, through grooves 311 communicated with the inside of the fixture block 310 are respectively formed on the other surfaces of the fixture block 310, and the filter plate 320 is detachably fixed on the top edge and the side edge of the fixture block 310 and covers the through grooves 311.
Illustratively, the filter plate 320 is provided with a biological filter membrane or a 500-mesh filter plate may be used.
The filter plate 320 may be fixedly mounted on the latch 310 by bolts or a snap-fit structure.
The side edge of the fixture block 310 can be attached to the inner wall of the mounting hole 150, a sealing gasket is arranged at the side edge of the attachment position of the fixture block 310 and the mounting hole 150, and the part of the fixture block 310, on which the filter plate 320 is fixed, protrudes out of the mounting hole 150 and is located in the filter cavity 120.
Through all setting up the horizontal cross-section and the longitudinal section with fixture block 310 to isosceles trapezoid, and the topside of fixture block 310 is towards the axis of circulation case 100, and the top protrusion installing port 150 of fixture block 310 is located and strains water chamber 120 for this filters the filter 300's filter range wider, and the angle is more changeable, is difficult for blockking up by rubbish such as mud.
The side wall of the bottom of the water filtering cavity 120 is provided with a clamping groove 160.
The blocking member 400 is a plate-shaped structure, one end of the blocking member 400 movably penetrates through the side wall of the circulation box 100 and is inserted into the bottom of the water filtering cavity 120, and the end portions of the blocking member 400 are respectively clamped in the sets of clamping grooves 160.
The surface of the blocking member 400 is provided with a sealing layer, and the blocking member 400 is connected with the through parts of the clamping grooves 160 and the blocking member 400 in a sealing manner through the sealing layer, so as to block the drainage cavity 120 and the drainage cavity 130.
Illustratively, a first connecting pipe and a second connecting pipe are respectively communicated with the bottom and the top of the tail water pool, a solenoid valve is arranged on the first connecting pipe for controlling the opening and closing of a circulation path between the tail water and the water inlet cavity 110, and a water pump is arranged on the second connecting pipe for driving the tail water in the water filtering cavity 120 to flow into the tail water pool;
inserting the blocking members 400 into the slots 160 to disconnect the water filtering chambers 120 from the drainage chamber 130, and driving the flow guide tube 210 to rotate by the starter motor 220 to make the second connectors 211 on the flow guide tube 210 respectively combined with the first connectors 140 to form a complete connector; at this time, all the second connecting ports 211 are matched with part of the first connecting ports 140, the other part of the first connecting ports 140 are not matched with the second connecting ports 211, and when tail water is filtered by part of the water filtering cavities 120 in the multiple groups of water filtering cavities 120, tail water does not enter the other part of the water filtering cavities 120, so that garbage such as sludge and the like can be cleaned;
then, the electromagnetic valve on the first connecting pipe is opened to enable tail water in the tail water pool to flow into the water inlet cavity 110 along the first connecting pipe, and the tail water entering the water inlet cavity 110 can enter each group of water filtering cavities 120 communicated with the connecting ports through each group of connecting ports respectively;
then, a water pump on the second connecting pipe is started to drive tail water in the water filtering cavity 120 to flow into the second connecting pipe, and the tail water enters the second connecting pipe after being filtered by the filter plate 320 and then is discharged into a tail water pool or a new water pool; while the tail water passes through the filter plate 320, the garbage in the tail water is filtered by the filter plate 320, and the garbage slides along the inclined surface of the filter plate 320 and is deposited or accumulated at the bottom of the water filtering cavity 120 and above the barrier 400;
when the garbage such as sludge in the water filtering chamber 120 is accumulated to a certain degree, for example, the garbage reaches the height of the filter plate 320, the motor 220 is restarted to drive the draft tube 210 to rotate, so that the first connection port 140 which is originally communicated with the second connection port 211 is not communicated with the second connection port 211, and the first connection port 140 which is originally not communicated with the second connection port 211 is communicated with the second connection port 211; tail water does not enter the water filtering cavity 120 accumulated with garbage such as sludge, the blocking piece 400 at the bottom of the water filtering cavity 120 accumulated with garbage such as sludge can be drawn out of the circulating box 100, when the blocking piece 400 starts to be drawn out of the water filtering cavity 120, the garbage such as sludge accumulated on the blocking piece 400 can slide into the sewage discharging cavity 130, and when the blocking piece 400 is drawn out of the water filtering cavity 120, the garbage such as sludge accumulated on the blocking piece 400 can be blocked by the inner wall of the circulating box 100 and finally scraped off from the blocking piece 400 to be transferred into the sewage discharging cavity 130;
after the garbage such as sludge in the water filtering cavity 120 is cleaned up, the blocking members 400 are inserted into the slots 160 again, so that the water filtering cavities 120 are blocked from the sewage discharging cavity 130 again.
According to the invention, the plurality of groups of water filtering cavities are arranged on the outer ring of the water inlet cavity in an annular array and are used for filtering the culture tail water respectively, and the blocking piece is inserted below each group of water filtering cavities and is used for discharging the sludge in the water filtering cavities;
according to the invention, the arc length of the second connector is set to be larger than that of the first connector and smaller than the sum of the arc lengths of the same sides of the two adjacent groups of first connectors, so that the purified water circulation in the device is not influenced in the rotating flow guiding process of the flow guiding pipe, the use is convenient and fast, the water inlet cavity can be prevented from being pressed by suddenly increased pressure, and the use is safe;
according to the filter element, the transverse section and the longitudinal section of the clamping block are both designed to be isosceles trapezoids, the top edge of the clamping block faces the central axis of the circulating box, and the mounting port protruding from the top of the clamping block is located in the water filtering cavity, so that the filter element is wider in filtering range, more changeable in angle and not easy to be blocked by sludge and other garbage.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a fishery breeding tail water purification circulating device which characterized in that: comprises a circulating box (100), a flow guide piece (200), a filter piece (300) and a blocking piece (400); a water inlet cavity (110), a water filtering cavity (120) and a sewage discharging cavity (130) are arranged in the circulating box (100);
the water inlet cavity (110) is of a vertically arranged circular columnar structure, the cross section of the water filtering cavity (120) is in a fan ring shape, and a plurality of groups of the water filtering cavities (120) are arranged on the outer ring of the water inlet cavity (110) in an annular array; a plurality of groups of first connecting ports (140) are formed in the side end of the water inlet cavity (110), and the water inlet cavity (110) is communicated with the groups of water filtering cavities (120) through the groups of first connecting ports (140); the blowdown cavity (130) is positioned below the water inlet cavity (110) and the water filtering cavities (120), and the blowdown cavity (130) is communicated with the groups of water filtering cavities (120);
the flow guide piece (200) is rotatably arranged in the water inlet cavity (110) and is used for controlling the opening and closing of a channel between each first connecting port (140) and the water inlet cavity (110); each group of the filtering pieces (300) are respectively arranged on one side of each group of the water filtering cavities (120) and are fixedly arranged on the side wall of the circulating box (100), and the corresponding water filtering cavities (120) are communicated with the filtering pieces (300); and a barrier (400) is arranged between each group of the water filtering cavity (120) and the sewage draining cavity (130), and the barrier can separate the water filtering cavity (120) from the sewage draining cavity (130).
2. The fishery breeding tail water purifying and circulating device according to claim 1, characterized in that: the flow guide piece (200) comprises a flow guide pipe (210) and a motor (220);
the draft tube (210) is movably clamped in the water inlet cavity (110), a plurality of groups of second connectors (211) are arranged at the side end of the draft tube (210) in an annular array, the number of the second connectors (211) is less than that of the first connectors (140), and when the second connectors (211) are matched with the first connectors (140), a complete connector can be formed; the motor (220) is fixed above or below the water inlet cavity (110), and an output shaft of the motor (220) is in transmission connection with the flow guide pipe (210).
3. The fishery breeding tail water purifying and circulating device according to claim 2, characterized in that: the arc length of the second connecting port (211) is greater than that of the first connecting ports (140) and less than the sum of the arc lengths of the two adjacent groups of the first connecting ports (140) on the same side.
4. The fishery breeding tail water purifying and circulating device according to claim 2, characterized in that: a 300-mesh filter screen is arranged in the second connecting port (211).
5. The fishery breeding tail water purifying and circulating device according to claim 1, characterized in that: the side wall of the circulation box (100) is provided with a plurality of groups of mounting openings (150), each group of mounting openings (150) is respectively communicated with one group of water filtering cavities (120), the transverse section and the longitudinal section of each mounting opening (150) are isosceles trapezoids, and the top edges of the isosceles trapezoids face the central axis of the circulation box (100).
6. The fishery breeding tail water purifying and circulating device according to claim 5, characterized in that: the filter element (300) comprises a fixture block (310) and a filter plate (320);
the transverse section and the longitudinal section of the fixture block (310) are both isosceles trapezoids, and the top edge of the fixture block (310) faces the central axis of the circulating box (100); the inside of the fixture block (310) is of a hollow structure, a second connecting pipe is installed on one surface, away from the central axis of the circulating box (100), of the fixture block (310), through grooves (311) communicated with the inside of the fixture block are formed in other surfaces of the fixture block (310), and the filter plate (320) is detachably fixed on the top edge and the side edge of the fixture block (310) and covers the through grooves (311).
7. The fishery breeding tail water purifying and circulating device according to claim 6, characterized in that: the filter plate (320) is provided with a biological filter membrane or a 500-mesh filter plate can be adopted.
8. The fishery breeding tail water purifying and circulating device according to claim 6, characterized in that: the side of the fixture block (310) can be attached to the inner wall of the mounting opening (150), a sealing gasket is arranged on the side of the attachment position of the fixture block (310) and the mounting opening (150), and the part of the fixture block (310) fixed with the filter plate (320) protrudes out of the mounting opening (150) and is located in the water filtering cavity (120).
9. The fishery breeding tail water purifying and circulating device according to claim 1, characterized in that: the side walls of the bottom of the water filtering cavity (120) are provided with clamping grooves (160);
the blocking piece (400) is of a plate-shaped structure, one end of the blocking piece (400) movably penetrates through the side wall of the circulating box (100) and is inserted into the bottom of the water filtering cavity (120), and the end parts of the blocking piece (400) are respectively clamped in the clamping grooves (160).
10. The fishery breeding tail water purifying and circulating device according to claim 9, characterized in that: the surface of the barrier piece (400) is provided with a sealing layer, and the sealing layer is connected with the through positions of the clamping grooves (160) and the barrier piece (400) in a sealing mode.
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| CN202110844209.6A CN113521842A (en) | 2021-07-26 | 2021-07-26 | Fishery breeding tail water purifying and circulating device |
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| CN202110844209.6A CN113521842A (en) | 2021-07-26 | 2021-07-26 | Fishery breeding tail water purifying and circulating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113816514A (en) * | 2021-11-01 | 2021-12-21 | 上海海洋大学 | Pond culture tail water filtering device |
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| CN213326871U (en) * | 2020-06-25 | 2021-06-01 | 绍兴和为贵机械科技有限公司 | Sewage flocculation waste fitting discharging |
| CN213699022U (en) * | 2020-11-13 | 2021-07-16 | 滨州学院 | Tail water cyclic utilization device is bred to freshwater fish |
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2021
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| KR20190030258A (en) * | 2017-09-13 | 2019-03-22 | (주)상원엔지니어링 | Polluted water purification apparatus for public bath |
| CN209361923U (en) * | 2018-09-13 | 2019-09-10 | 湖北张江至清环境工程有限公司 | A kind of pool bottom sludge cleaning plant |
| CN109704484A (en) * | 2019-01-29 | 2019-05-03 | 成都利尔环保技术开发有限公司 | Fishery cultivating tail water purification device |
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| CN111494993A (en) * | 2020-04-30 | 2020-08-07 | 何淑会 | Annular multistage sedimentation tank for sewage treatment |
| CN213326871U (en) * | 2020-06-25 | 2021-06-01 | 绍兴和为贵机械科技有限公司 | Sewage flocculation waste fitting discharging |
| CN213699022U (en) * | 2020-11-13 | 2021-07-16 | 滨州学院 | Tail water cyclic utilization device is bred to freshwater fish |
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| CN113816514A (en) * | 2021-11-01 | 2021-12-21 | 上海海洋大学 | Pond culture tail water filtering device |
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