CN213313715U

CN213313715U - Frame type rotary drum micro-filter for recirculating aquaculture and mounting mechanism thereof

Info

Publication number: CN213313715U
Application number: CN202022071875.4U
Authority: CN
Inventors: 向坤; 张文明; 汤裕柿; 彭福; 孟甜
Original assignee: Qingdao Blue Valley Kunpeng Marine Technology Co ltd
Current assignee: Qingdao Blue Valley Kunpeng Marine Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-01
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a circulating water aquaculture's frame-type rotary drum microstrainer and installation mechanism thereof, frame-type rotary drum microstrainer includes frame and cover, the rotary drum is in on the frame of cover lower extreme, be equipped with the bearing frame at the frame rear end, the support shaft of the rear end closing plate of connecting the rotary drum passes through the bearing frame fixed, the rotary drum passes through drive mechanism and drives the rotation, drive mechanism and switch board connection of electric lines, be equipped with the dirty groove of collection in the rotary drum, be equipped with the dirty groove outlet of collection of fixing on the frame on the dirty groove of collection, and the dirty groove outlet of collection outwards stretches out to the frame outside, be equipped with water jet equipment on the frame of cover lower extreme, be fixed with two rotation back shafts that carry out the support to the water inlet one end of rotary drum on the frame, be equipped with the baffle on the frame. The utility model has the advantages of simple structure and reasonable design, can filter the water in the recirculating water aquaculture system, the security performance is good, can guarantee farming systems normal operating.

Description

Frame type rotary drum micro-filter for recirculating aquaculture and mounting mechanism thereof

Technical Field

The utility model relates to a recirculating water aquaculture system equips, specific frame-type rotary drum microstrainer and installation mechanism thereof that says so.

Background

At present, the main equipment for removing residual bait and excrement by physical filtration in the industrial circulating water culture system equipment is a rotary drum micro-filter, and when the filtered water body is large, a frame-type rotary drum micro-filter is often adopted; the prior frame-type rotary drum micro-filter mainly has the following problems: (1) the effective filtering area is small and is generally less than 30% of the rotary drum; therefore, the volume of the equipment is large, and the occupied area in a culture system is also large; (2) the driving mode of the microstrainer is mainly the side chain driving of the speed reducing motor, firstly, the speed reducing motor is submerged by water when power failure or other fault water levels rise, and secondly, the chain driving is adopted, so that the fault risk that the chain is easy to loosen is caused after a long time; (3) the problem of a drum fixing mode of the micro-filter can cause eccentricity when the drum rotates, so that the driving speed reducing motor has high energy consumption, and the drum is easy to deform and damage; (4) the back flushing of the micro-filter adopts a liquid level method and a timing method respectively, and the timing method has advantages and disadvantages, wherein the timing method is firstly easy to cause that the back flushing is not timely, the water passing amount is influenced, the water body in the roller is overweight, and the service life of the roller is influenced; secondly, excessive backwashing and large energy consumption loss; the liquid level method is characterized in that the start and stop of the microfiltration machine are controlled by monitoring the liquid level height through a liquid level probe in a rotary drum of the microfiltration machine, the timing method is economical and reliable, but when the liquid level probe fails, the microfiltration machine cannot filter solid particles timely, the later water treatment process is influenced, and the performance of the whole system is further influenced; (5) the fixed installation mode of the microfilter lacks emergency treatment measures when faults occur, for example, when the fault of the microfilter needs to be repaired, the whole system needs to be stopped, so that the fishes and the shrimps are stressed or die; for example, when a power failure occurs suddenly, the microfilter is submerged, and the rotary drum and the driving speed reduction motor thereof are greatly damaged;

the industrial recirculating aquaculture and pond engineering recirculating aquaculture are future development trends in China, so that the development of an economical, practical, stable and reliable rotary drum micro-filter is imperative.

Disclosure of Invention

In order to solve the above problem, the utility model provides a can filter the circulating water, and guarantee that aquaculture system can normal operating's circulating water aquaculture's frame-type rotary drum microstrainer and installation mechanism thereof.

In order to achieve the purpose, the utility model discloses a realize through following technical scheme:

the utility model relates to a frame-type rotary drum microstrainer of recirculating water aquaculture, including frame and cover, the rotary drum is in on the frame of cover lower extreme, be provided with the bearing frame in the frame rear end, the support axle of connecting the rear end closing plate of rotary drum passes through the bearing frame fixed, the rotary drum passes through drive mechanism and drives the rotation, drive mechanism and switch board electric connection, be provided with the dirty groove of collection in the rotary drum, be provided with the dirty groove outlet of collection of fixing on the frame on the dirty groove of collection, and the dirty groove outlet of collection outwards stretches out to the frame outside, be provided with the water jet equipment who spouts the drum water on the frame of cover lower extreme, be fixed with two rotation back shafts that carry out the support to the water inlet one end of rotary drum on the frame, be provided with the baffle on the frame of rotary drum water inlet.

The utility model discloses a further improvement lies in: the transmission mechanism comprises a reducing motor fixed on the frame, a small gear driven by the reducing motor and a large gear fixed on the rotary drum.

The utility model discloses a further improvement lies in: the water spraying device comprises a spray pipe, a plurality of spray heads are arranged on the spray pipe, one end of the spray pipe is fixed on a spray pipe fixing piece on the frame through threads, one end of a water inlet of the spray pipe is connected with a Y-shaped filter, and the Y-shaped filter is connected with a water outlet of the backwashing water pump.

The utility model discloses a further improvement lies in: a liquid level probe is arranged between the frame and the water inlet of the rotary drum, the liquid level probe comprises an alarm probe and a water level probe which are distributed up and down, and the liquid level probe is connected with a control cabinet through a wire.

The utility model discloses a further improvement lies in: the gear wheel is composed of a plurality of tooth parts, one end of each tooth part is provided with a limiting opening, the other end of each tooth part is provided with a limiting convex part inserted into the limiting opening of the other tooth part, and the tooth parts are all fixed on the rear end sealing plate.

The utility model discloses a further improvement lies in: four transparent observation windows are arranged on the machine cover.

The utility model provides an installation mechanism of frame-type rotary drum microstrainer of recirculating water aquaculture, including the native pond of building of installation microstrainer, the civil pond includes two parts, divide into the preceding tip of being connected with the return water pipeline of breeding the pond and the rear end of installation microstrainer, preceding tip is cut off by the civil engineering brick wall with the rear end to leave the breach of the size of the water inlet of microstrainer on the civil engineering brick wall, be provided with the second overflow mouth on the civil engineering brick wall of breach both sides, be provided with first overflow mouth on the lateral wall of rear end, all be provided with the drain in the bottom of preceding tip and rear end, be provided with switch board installing support and back flush water pump installing support at the civil engineering pond.

The utility model has the advantages that: (1) the driving mode of the micro-filter adopts a speed reduction motor to drive a gear to drive a rotary drum to rotate, and a pinion drives a bull gear to transmit, so that the stability is higher; the energy consumption of the speed reducing motor is greatly reduced; and gear motor installs on the frame, and gear motor mounted position is high, and multiplicable rotary drum soaks effective area in the water, has improved the filtration water yield of breed sewage, has also avoided gear motor to be submerged by the risk of water simultaneously. (2) The backwashing of the micro-filter adopts a liquid level method and a timing method for automatically switching a combined mode, a liquid level probe mode is adopted under the normal condition, when a high-level probe of a water level gives an alarm, the timing method mode is automatically switched, the normal operation of the micro-filter is not influenced, and meanwhile, the alarm can remind professional maintenance personnel to check and maintain in time; (3) the fixed installation method of the micro-filter is additionally provided with the plurality of overflow ports, when the micro-filter breaks down and needs to be overhauled, the whole system can normally operate, the feeding amount is reduced, the dissolved oxygen is increased, and the normal activities of fishes and shrimps are kept; when power failure occurs suddenly, the micro-filter cannot be submerged, and the rotary drum and the driving speed reduction motor thereof are not influenced;

the utility model has the advantages of simple structure and reasonable design, can filter the water in the recirculating water aquaculture system, the security performance is good, can guarantee farming systems normal operating.

Drawings

Fig. 1 is a schematic diagram of the mechanism of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is a schematic diagram of a control cabinet.

Fig. 4 is a schematic view of a microfilter.

FIG. 5 is a schematic view of a drum installation.

Fig. 6 is a schematic view of the transmission mechanism.

Fig. 7 is a schematic view of a sump.

Fig. 8 is a schematic view of a water spray device.

Fig. 9 is a schematic view of a rear end sealing plate.

Fig. 10 is a schematic view of a bull gear.

Wherein: 1-frame, 2-rotary drum, 3-transmission mechanism, 31-pinion, 32-bull gear, 4-cover, 41-transparent observation window, 5-bearing seat, 51-supporting shaft, 6-, 7-dirt collecting tank, 71-dirt collecting tank water outlet, 8-water sprayer, 81-spray head, 82-Y type filter, 9-baffle, 91-sealing strip, 10-liquid level probe, 101-water level probe, 102-alarm probe, 11-soil building pool, 111-front end part, 112-rear end part, 12-back washing water pump, 13-control cabinet, 131-mode button, 132-time setter, 133-power indicator, 134-operation indicator, 14-sewage outlet, 15-first overflow outlet, 16-second overflow.

Detailed Description

In order to enhance the understanding of the present invention, the following detailed description of the present invention will be made with reference to the accompanying drawings and examples, which are only used for explaining the present invention and do not limit the scope of the present invention.

As shown in fig. 1-10, the utility model relates to a frame-type rotary drum micro-filter for recirculating aquaculture, which comprises a frame 1 and a cover 4, wherein the cover is divided into 4 independent parts, each part is provided with a transparent observation window 41, which is convenient for observing the internal condition of the rotary drum 2 and can be lifted independently, so as to observe the running condition of the rotary drum 2; the rotary drum 2 is arranged on a frame 1 at the lower end of a cover 4, a bearing seat 5 is arranged at the rear end of the frame 1, a supporting shaft 51 of a sealing plate at the rear end of the rotary drum 2 is connected and fixed through the bearing seat 5, the rotary drum 2 is driven to rotate through a transmission mechanism 3, the transmission mechanism 3 is connected with a control cabinet 13 through wires, a sewage collecting groove 7 is arranged in the rotary drum 2, a sewage collecting groove water outlet 71 fixed on the frame 1 is arranged on the sewage collecting groove 7, the sewage collecting groove water outlet 71 outwards extends out of the frame 1, a water spraying device 8 for spraying water to the rotary drum 2 is arranged on the frame 1 at the lower end of the cover 4, two rotating supporting shafts 6 for supporting one end of a water inlet of the rotary drum 2 are fixed on the frame 1, a baffle 9 is arranged on the frame 1 at the front end of the water inlet.

The transmission mechanism 3 comprises a speed reducing motor 30 fixed on the frame 1, a pinion 31 driven by the speed reducing motor 30 and a bull gear 32 fixed on the rotary drum 2. The large gear 32 is composed of a plurality of tooth portions, one end of each tooth portion is provided with a limit opening, the other end of each tooth portion is provided with a limit convex portion inserted into the limit opening of the other tooth portion, and the plurality of tooth portions are all fixed on the rear end sealing plate. The reduction motor 30 is mounted on a bracket on the frame, which is high in height.

The water spraying device 8 comprises a spraying pipe, a plurality of spray heads 81 are arranged on the spraying pipe, one end of the spraying pipe is fixed on a fixing part of the spraying pipe on the frame 1 through threads, one end of a water inlet of the spraying pipe is connected with a Y-shaped filter 82, and the Y-shaped filter 82 is connected with a water outlet 12 of the backwashing water pump. The water spraying device 8 is arranged outside the rotary drum and is arranged right above the sewage collecting tank 7, the spray head 81 of the water spraying device 8 sprays water to the rotary drum 2, the filter screen on the surface of the rotary drum 2 is cleaned, water is ensured to be discharged smoothly, and sewage in the sewage collecting tank 7 is discharged into a drainage ditch outside the civil engineering pond 11 provided with the micro-filter through a pipeline.

A liquid level probe 10 is arranged between the frame 1 and the water inlet of the rotary drum 2, the liquid level probe 10 comprises an alarm probe 102 and a water level probe 101 which are distributed up and down, and the liquid level probe 10 is connected with a control cabinet 13 through a wire. A time setter 132, a power indicator 133, an operation indicator 134, and a plurality of mode buttons 135 are provided on the control cabinet 13, and the mode buttons 135 are divided into a manual mode button, a stop button, and an automatic mode button. The backwashing water pump 12 is connected with the control cabinet 13 through an electric wire, and the backwashing mode of the micro-filter is automatically switched through the control cabinet.

The installation mechanism of the frame type rotary drum micro-filter comprises a civil engineering pond 11 for installing the micro-filter, wherein the civil engineering pond 11 comprises two parts, namely a front end part 111 connected with a return water pipeline of a culture pond and a rear end part 112 for installing the micro-filter, the front end part 111 and the rear end part 112 are separated by a civil engineering brick wall, a gap with the size of a water inlet of the micro-filter is reserved on the civil engineering brick wall, a second overflow port 16 is arranged on the civil engineering brick wall on two sides of the gap, a first overflow port 15 is arranged on the side wall of the rear end part 112, sewage outlets 14 are respectively arranged at the bottoms of the front end part 111 and the rear end part 112, and a control cabinet installation support and a back flush pump installation support are arranged on the civil engineering pond 11. The first overflow port 15 and the second overflow port 16 are additionally arranged on the fixed mounting mechanism of the micro-filter, when the micro-filter is in failure and needs to be overhauled, a water body can bypass the micro-filter and enter the civil engineering 112 through the first overflow port 15, the whole system can normally operate, the feeding amount is reduced, the dissolved oxygen is increased, and the normal activities of fishes and shrimps are kept; when power failure occurs suddenly, the plurality of second overflow ports 16 and the sewage discharge outlets 14 arranged on the installation mechanism can smoothly and instantly discharge the civil engineering 112 from the water body, the micro-filter cannot be submerged, and the rotary drum 2 and the speed reducing motor 30 are not influenced;

the outer surface of the rotary drum 2 is provided with a filter screen, water enters from a water inlet of the micro-filter, circulating water is filtered by the filter screen of the rotary drum 2, and filtered clean water is discharged from the filter screen; when the content of the particulate matters in the inlet water is high, the particulate matters are attached to a filter screen, clean water is difficult to pass through the filter screen, the water level rises, the liquid level touches a water level probe 101 of a liquid level probe 10, at the moment, a backwashing water pump 12 and a speed reducing motor 30 are started, the speed reducing motor 30 drives a rotary drum 2 to rotate, meanwhile, the outlet water of the backwashing water pump 12 washes the filter screen of the rotary drum 2 through a spray head 81 on a water spraying device 8, the particulate matters attached to the filter screen are washed into a sewage collecting tank 7 and discharged through a sewage collecting tank water outlet 71, the filter screen is cleaned, and the aquaculture water smoothly passes through the filter screen and enters an earth building pool 112; when the water level probe 101 of the liquid level probe 10 has a fault such as insensitivity, the water level will continue to rise, the liquid level touches the alarm probe 102 of the liquid level probe 10, the alarm probe 102 will send out sound and light alarm, at the same time, the backwash water pump 12 and the reducing motor 30 will be started, the backwash mode of the filter screen is repeated, and the start of the backwash water pump 12 and the reducing motor 30 at this time is controlled by the time relay 132 mode on the control cabinet 13; when the water level probe returns to the normal stable state, the control modes of the backwashing water pump 12 and the speed reducing motor 30 also return to normal.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a frame-type rotary drum microstrainer of recirculating aquaculture, includes frame (1) and cover (4), and rotary drum (2) are in cover (4) lower extreme on frame (1), its characterized in that: the rear end of the frame (1) is provided with a bearing seat (5), a supporting shaft (51) connected with a sealing plate at the rear end of the rotary drum (2) is fixed through the bearing seat (5), the rotary drum (2) is driven to rotate through a transmission mechanism (3), the transmission mechanism (3) is in electric connection with a control cabinet (13), a sewage collecting groove (7) is arranged in the rotary drum (2), a sewage collecting groove water outlet (71) fixed on the frame (1) is arranged on the sewage collecting groove (7), the sewage collecting groove water outlet (71) extends outwards to the outer side of the frame (1), a water spraying device (8) for spraying water to the rotary drum (2) is arranged on the frame (1) at the lower end of the cover (4), two rotating supporting shafts (6) for supporting one end of a water inlet of the rotary drum (2) are fixed on the frame (1), a baffle (9) is arranged on the frame (1) at the front end of the water inlet of the rotary drum (2), and a sealing strip (91) is arranged between the baffle (9) and the rotary drum (2).

2. A frame-type drum micro-filter for recirculating aquaculture as claimed in claim 1, wherein: the transmission mechanism (3) comprises a speed reducing motor (30) fixed on the frame (1), a pinion (31) driven by the speed reducing motor (30) and a bull gear (32) fixed on the rotary drum (2).

3. A frame-type drum micro-filter for recirculating aquaculture as claimed in claim 2, wherein: the water spraying device (8) comprises a spraying pipe, a plurality of spray heads (81) are arranged on the spraying pipe, one end of the spraying pipe is fixed on a spraying pipe fixing piece on the frame (1) through threads, one end of a water inlet of the spraying pipe is connected with a Y-shaped filter (82), and the Y-shaped filter (82) is connected with a water outlet of the backwashing water pump (12).

4. A frame-type drum micro-filter for recirculating aquaculture as claimed in claim 3, wherein: a liquid level probe (10) is arranged between the frame (1) and the water inlet of the rotary drum (2), the liquid level probe (10) comprises an alarm probe (102) and a water level probe (101) which are vertically distributed, and the liquid level probe (10) is connected with the control cabinet (13) through a wire.

5. A frame-type drum micro-filter for recirculating aquaculture as claimed in claim 2, wherein: the large gear (32) is composed of a plurality of tooth parts, one end of each tooth part is provided with a limiting port, the other end of each tooth part is provided with a limiting convex part inserted into the limiting port of the other tooth part, and the tooth parts are all fixed on the rear end sealing plate.

6. A frame-type drum micro-filter for recirculating aquaculture as claimed in claim 1, wherein: four transparent observation windows are arranged on the machine cover (4).

7. The utility model provides an installation mechanism of frame-type rotary drum microstrainer of recirculating aquaculture which characterized in that: including building up pond (11) with the native of installation microstrainer, building up pond (11) includes two parts, divide into preceding tip (111) of being connected with the return water pipeline of breeding the pond and back tip (112) of installation microstrainer, preceding tip (111) with back tip (112) are cut off by the civil engineering brick wall to leave the breach of the size of the water inlet of microstrainer on the civil engineering brick wall be provided with second overflow mouth (16) on the civil engineering brick wall be provided with first overflow mouth (15) on the lateral wall of back tip (112) preceding tip (111) with the bottom of back tip (112) all is provided with drain (14) building up pond (11) is provided with switch board installing support and back flush water pump installing support.