CN217613360U

CN217613360U - Rotary drum type micro-filter

Info

Publication number: CN217613360U
Application number: CN202220231722.8U
Authority: CN
Inventors: 周云; 周启荣; 周健华
Original assignee: Jiangmen Yumeng Fishery Machinery Co ltd
Current assignee: Jiangmen Yumeng Fishery Machinery Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-10-21
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a rotary drum microstrainer, it includes the water tank, the rotary drum, rotary drum actuating mechanism and back flush mechanism, be equipped with perpendicular baffle in the water tank, perpendicular baffle is formed with intake antrum and water purification chamber with the cavity partition of water tank, is equipped with the water inlet on the intake antrum, is equipped with the mouth of a river on the perpendicular baffle, and the water purification chamber is equipped with the delivery port, and the periphery of rotary drum has the filter screen for sieve mesh structure and cladding, and the rotary drum is connected and rotationally sets up in the water purification intracavity with rotary drum actuating mechanism transmission, the one end and the water gap intercommunication of rotary drum. By adopting the utility model, open water inlet can be realized, the structural form that the water inlet pipe traverses the water tank and extends into the rotary drum along the axis of the rotary drum is abandoned, the structural process is simpler, and the manufacturing cost of the product is reduced; meanwhile, open water inlet is adopted, the water pressure in the rotary drum is stable, the water inflow is large, the fish pond water cannot be drained due to rising of the water level, and the problems of reduction of sewage treatment capacity and pipeline blockage due to limited pipe diameter of the pipeline cannot be caused.

Description

Rotary drum type micro-filter

Technical Field

The utility model relates to a aquaculture technical field especially relates to a rotary drum microstrainer.

Background

The micro-filter is a commonly used primary filter device in an industrial circulating water aquaculture system, realizes a solid-liquid separation purification device by intercepting solid particles in aquaculture water, can be used for filtering solid suspension and particle dirt with the particle size of more than 30 mu m such as residual bait, fish feces and the like in aquaculture water, and can timely clean a filter screen through the rotation of a rotary drum and the acting force of backwashing water during filtering, so that the device is always kept in a good working state.

The existing micro-filter has the following problems in the use process: when the device is used, the motor is adopted to drive the rotary drum paved with the filter screen to rotate, water is fed from one end of the rotary drum, water is discharged from the other end of the rotary drum, the two ends of the rotary drum are erected on a clear water collecting box, the water inlet pipe and the discharge pipe need to coaxially penetrate through the rotary drum and do not rotate along with the rotation of the rotary drum, the structure process is complex, and the disassembly, the assembly and the maintenance are inconvenient; and adopt the water inlet mode that the inlet tube stretched into the rotary drum, lead to the water pressure in the rotary drum too big on the one hand, the water level risees, and the drain is drained fish pond water from the drain easily, and on the other hand inflow can receive the restriction of pipeline pipe diameter, leads to the problem of sewage treatment ability decline and pipe blockage.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure technology, low in manufacturing cost, dismouting and easy maintenance, the stable and inflow of water pressure is big in the rotary drum, can not lead to draining fish pond water because of the water level risees, also can not lead to the rotary drum microstrainer of sewage treatment ability decline and pipe blockage problem because of the pipeline pipe diameter is limited.

In order to realize the above object, the utility model provides a rotary drum microstrainer, it includes water tank, rotary drum actuating mechanism and back flush mechanism, be equipped with perpendicular baffle in the water tank, perpendicular baffle will the cavity of water tank is separated and is formed with intake antrum and water purification chamber, be equipped with the water inlet on the intake antrum, be equipped with the mouth of a river on the perpendicular baffle, the water purification chamber is equipped with the delivery port, the periphery of rotary drum has the filter screen for sieve mesh structure and cladding, the rotary drum with rotary drum actuating mechanism transmission is connected and rotationally sets up in the water purification intracavity, the one end of rotary drum with cross the water mouth intercommunication.

As the utility model discloses a preferred scheme, rotary drum actuating mechanism includes motor, driving gear and driven gear, the power take off end of motor with driving gear connection, driven gear fixes the tip of rotary drum and with the axis of rotation of rotary drum is coaxial, the driving gear with driven gear meshes.

As the preferred scheme of the utility model, the motor is installed just be located in the water tank the top of perpendicular baffle.

As a preferred embodiment of the present invention, the drum micro-filter further comprises a drum supporting mechanism for supporting the drum, the drum supporting mechanism comprises a plurality of guide wheel sets, and the guide wheel sets are supported against the periphery of the end portion of the drum.

As the preferable scheme of the utility model, it is a plurality of among the guide pulley group, at least one guide pulley group leans on in the bottom of rotary drum, at least one guide pulley group leans on in the lateral part of rotary drum, at least one guide pulley group leans on in the top another lateral part of rotary drum.

As the preferable scheme of the utility model, the rotary drum supporting mechanism is positioned at one end of the vertical partition plate close to the rotary drum.

As the utility model discloses an optimal scheme, back flush mechanism includes water pump, shower, conveyer pipe, the dirty groove of collection and blow off pipe, the dirty groove setting of collection is in the inner chamber upside of rotary drum and can not follow the rotary drum rotates and rotates, the notch in the dirty groove of collection up, the shower sets up the outside upside of rotary drum, the water jet orientation of shower the dirty groove of collection, the one end of blow off pipe with the dirty groove intercommunication of collection, the other end of blow off pipe passes through water mouthful extends the water tank is outside, the water pump sets up the bottom in water purification chamber, the water pump passes through the conveyer pipe with the shower is connected.

As the preferred proposal of the utility model, the rotary drum type micro-filter also comprises a controller which is respectively connected with the rotary drum driving mechanism and the back washing mechanism.

As the utility model discloses a preferred scheme, be equipped with level sensor in the intake antrum, level sensor with the controller electricity is connected, works as level sensor detects the liquid level of intake antrum and reaches when predetermineeing the height, the controller starts back flush mechanism is right the filter screen carries out the back flush.

As the preferred proposal of the utility model, the controller is provided with a timing module for controlling the opening time of the back washing mechanism.

Implement the utility model discloses rotary drum microstrainer compares with prior art, and its beneficial effect lies in: the cavity of the water tank is divided by the vertical partition plate to form a water inlet cavity and a water purification cavity, and the water passing port is arranged on the vertical partition plate, so that sewage in the water inlet cavity directly flows into the rotary drum through the water passing port, open water inlet is realized, a structural form that the water inlet pipe transversely penetrates through the water tank and extends into the rotary drum along the axis of the rotary drum is abandoned, the structural process is simpler, the manufacturing cost of a product is low, and the disassembly, assembly and maintenance are convenient; meanwhile, open water inlet is adopted, the water pressure in the rotary drum is stable, the water inflow is large, the fish pond water cannot be drained due to rising of the water level, and the problems of reduction of sewage treatment capacity and pipeline blockage due to limited pipe diameter of the pipeline cannot be caused.

Drawings

FIG. 1 is a schematic structural view of a drum type microfilter according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a drum type microfilter according to an embodiment of the present invention;

the labels in the figure are:

1. the water purifier comprises a water tank, 10, a vertical partition board, 11, a water inlet cavity, 12, a water purifying cavity, 13, a water inlet, 14 and a water passing opening; 2. a drum; 3. a rotary drum driving mechanism 31, a motor 32, a driving gear 33 and a driven gear; 4. a back washing mechanism 41, a water pump 42, a spraying pipe 43, a conveying pipe 44, a sewage collecting groove 45 and a sewage discharge pipe; 5. a drum support mechanism; 6. a liquid level sensor; 7. and (4) a filter screen.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience of description and to simplify the description, but 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 therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the preferred embodiment of the present invention provides a rotary drum type microfilter, which comprises a water tank 1, a rotary drum 2, a rotary drum driving mechanism 3 and a back washing mechanism 4, a vertical partition plate 10 is provided in the water tank 1, the vertical partition plate 10 is used for separating the cavity of the water tank 1 to form an inlet cavity 11 and a purified water cavity 12, a water inlet 13 is provided on the inlet cavity 11, a water outlet 14 is provided on the vertical partition plate 10, the purified water cavity 12 is provided with a water outlet (not indicated in the figure), the periphery of the rotary drum 2 is of a sieve pore structure and is coated with a filter screen 7, the rotary drum 2 is in transmission connection with the rotary drum driving mechanism 3 and is rotatably arranged in the purified water cavity 12, one end of the rotary drum 2 is communicated with the water outlet 14. Therefore, the rotary drum type microfiltration machine provided by the embodiment of the invention utilizes the vertical partition plate 10 to divide the cavity of the water tank 1 into the water inlet cavity 11 and the water purification cavity 12, and the water passing port 14 is arranged on the vertical partition plate 10, so that sewage in the water inlet cavity 11 directly flows into the rotary drum 2 through the water passing port 14, open water inlet is realized, the structural form that a water inlet pipe penetrates through the water tank 1 and extends into the rotary drum 2 along the axis of the rotary drum 2 is abandoned, the structural process is simpler, the product manufacturing cost is low, and the disassembly, assembly and maintenance are convenient; meanwhile, open water inlet is adopted, the water pressure in the rotary drum is stable, the water inflow is large, the fish pond water cannot be drained due to rising of the water level, and the problems of reduction of sewage treatment capacity and pipeline blockage due to limited pipe diameter of the pipeline cannot be caused.

Illustratively, in order to better drive the rotary drum 2 to rotate, the rotary drum driving mechanism 3 includes a motor 31, a driving gear 32 and a driven gear 33, a power output end of the motor 31 is connected with the driving gear 32, the driven gear 33 is fixed at an end of the rotary drum 2 and is coaxial with a rotation axis of the rotary drum 2, and the driving gear 32 is engaged with the driven gear 33.

Illustratively, the motor 31 is installed in the water tank 1 and above the vertical partition plate 10, so that no motor 31 is exposed outside the product, the appearance is simple and attractive, and the purpose of reducing the noise of the motor 31 is achieved.

Illustratively, in order to ensure that the rotary drum 2 can stably rotate, the rotary drum micro-filter further comprises a rotary drum supporting mechanism 5 for supporting the rotary drum 2 to rotate, wherein the rotary drum supporting mechanism 5 comprises a plurality of guide wheel sets (51, 52, 53), and the plurality of guide wheel sets abut against the periphery of the end part of the rotary drum 2. In specific implementation, the rotary drum supporting mechanism 5 is positioned at one end of the rotary drum 2 close to the vertical partition plate 10, and one end of the rotary drum 2 far away from the vertical partition plate 10 is supported by a bearing arranged on the inner wall of the water tank 1 to rotate; of course, in other alternative embodiments, both ends of the drum 2 can be supported and rotated by the drum support mechanism 5. Further, at least one guide wheel set 51 of the plurality of guide wheel sets abuts against the bottom of the rotating drum 2, at least one guide wheel set 52 abuts against the side of the rotating drum 2, and at least one guide wheel set 53 abuts against the other side of the rotating drum 2.

Exemplarily, back flush mechanism 4 includes water pump 41, shower 42, conveyer pipe 43, the dirty groove 44 of collection and blow off pipe 45, the dirty groove 44 of collection sets up the inner chamber upside of rotary drum 2 and can not follow rotary drum 2 rotates and rotates, the notch of the dirty groove 44 of collection faces up, shower 42 sets up the outside upside of rotary drum 2, shower 42's water jet orientation the dirty groove 44 of collection, the one end of blow off pipe 45 with the dirty groove 44 intercommunication of collection, the other end of blow off pipe 45 warp it extends to cross mouth of a river 14 the water tank 1 is outside, water pump 41 sets up the bottom in water purification chamber 12, water pump 41 passes through conveyer pipe 43 with shower 42 is connected. In operation, the water pump 41 pumps water from the bottom of the clean water chamber 12, and the backwash water is lifted to the shower pipe 42 through the delivery pipe 43 and then sprayed to the filter screen by the shower pipe 42, thereby backwashing the dirt on the filter screen, and allowing the dirt to fall into the dirt collection tank 44 and be discharged from the drain pipe 45.

Illustratively, in order to realize automatic control, the rotary drum type micro-filter further comprises a controller, and the controller is electrically connected with the rotary drum driving mechanism 3 and the back washing mechanism 4 respectively. In specific implementation, a liquid level sensor 6 is arranged in the water inlet cavity, the liquid level sensor 6 is electrically connected with the controller, and when the liquid level sensor 6 detects that the liquid level of the water inlet cavity reaches a preset height (the liquid level is increased due to blockage of the filter screen), the controller starts the backwashing mechanism 4 to backwash the filter screen. Furthermore, the controller is provided with a timing module for controlling the starting time of the backwashing mechanism 4. Therefore, the drum-type microfilter of the embodiment is controlled by the timing module and the liquid level sensor 6, so that the water pump 41 is not only required to be started or stopped according to the change of the liquid level, but also is controlled by the time module to be started or stopped, the phenomena that the water pump 41 is suddenly started or stopped are effectively avoided, and the service life of the water pump 41 is protected.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rotary drum microstrainer, includes water tank, rotary drum actuating mechanism and back flush mechanism, its characterized in that, be equipped with perpendicular baffle in the water tank, perpendicular baffle will the cavity partition of water tank is formed with intake antrum and water purification chamber, be equipped with the water inlet on the intake antrum, be equipped with the mouth of a river on the perpendicular baffle, the water purification chamber is equipped with the delivery port, the periphery of rotary drum has the filter screen for sieve mesh structure and cladding, the rotary drum with rotary drum actuating mechanism transmission is connected and rotationally sets up the water purification intracavity, the one end of rotary drum with cross the water mouth intercommunication.

2. The drum type microfiltration machine of claim 1 wherein the drum drive mechanism comprises a motor, a drive gear and a driven gear, wherein a power output end of the motor is connected with the drive gear, the driven gear is fixed at an end of the drum and is coaxial with a rotation axis of the drum, and the drive gear is meshed with the driven gear.

3. The drum microfiltration machine of claim 2 wherein the motor is mounted within the tank above the vertical partition.

4. The rotary drum microfilter of claim 1, further comprising a drum support mechanism for supporting said drum in rotation, said drum support mechanism comprising a plurality of sets of guide wheels, said plurality of sets of guide wheels bearing against an outer periphery of an end of said drum.

5. The drum microfiltration machine of claim 4 wherein at least one of the plurality of sets of guide wheels abuts the bottom of the drum, at least one of the sets of guide wheels abuts a side of the drum, and at least one of the sets of guide wheels abuts the other side of the drum.

6. The rotary drum microstrainer of claim 4, wherein said drum support means is located at an end of said drum adjacent said vertical partition.

7. The rotary drum type microfilter according to claim 1, wherein the back flushing mechanism comprises a water pump, a spray pipe, a conveying pipe, a dirt collecting groove and a sewage discharging pipe, the dirt collecting groove is arranged on the upper side of the inner cavity of the rotary drum and can not rotate along with the rotation of the rotary drum, the notch of the dirt collecting groove faces upwards, the spray pipe is arranged on the upper side of the outer part of the rotary drum, the water spray opening of the spray pipe faces towards the dirt collecting groove, one end of the sewage discharging pipe is communicated with the dirt collecting groove, the other end of the sewage discharging pipe extends to the outside of the water tank through the water passing opening, the water pump is arranged at the bottom of the water purifying cavity, and the water pump is connected with the spray pipe through the conveying pipe.

8. The rotary drum microfilter of claim 7, further comprising a controller electrically connected to said drum drive mechanism and said backwash mechanism, respectively.

9. The rotary drum type microfilter of claim 8, wherein a level sensor is disposed in said inlet chamber, said level sensor is electrically connected to said controller, and when said level sensor detects that the liquid level in the inlet chamber reaches a predetermined height, said controller activates said backwashing mechanism to backwash said filter screen.

10. The rotary drum microfilter of claim 9, wherein said controller is provided with a timing module for controlling the time said backwash mechanism is on.