CN210419924U - Sand removal and spray washing integrated system for spirulina culture - Google Patents

Abstract

The utility model provides a spirulina breeds integration system that removes sand and jetter, includes breed pond, the sand removal jetter, breed the pond and include two mutual parallel arrangement's cell body, be provided with the propeller at the one end tip of a cell body, the propeller includes pivot, impels the thick liquid piece, the beneficial effect of the utility model lies in, the propulsion thick liquid piece that sets up in the cell body can produce the powerful rivers of low tangential flow, can make the interior algae liquid of first cell body and second cell body fully flow, and impel the thick liquid piece and can not form the rivers flow in other directions, the energy consumption is low, only need a reciprocating swing's shower pipe, can realize that the tank bottom of washing tank is whole to be covered by washing water, rotatory spray mechanism need not whole removal, simple structure, practicality, the tank bottom that the slope set up makes algae liquid following current and down, washing water carries remaining a small amount of silt to pass the filter cloth, and spirulina then stays above the filter, thereby effectively removing the silt mixed in the spirulina, greatly reducing the manpower and having high cleaning speed.

Description

Sand removal and spray washing integrated system for spirulina culture

Technical Field

The utility model relates to a spirulina processing equipment technical field, in particular to spirulina is bred and is removed sand and spout washing integrated system.

Background

The spirulina cultivating method features that its nutritive components are high in protein content, low in fat and cellulose content, and contains vitamins, such as vitamin B12 and β, which are the most abundant foods with the highest carotene content, and it contains algae protein with cancer preventing and treating effect, and other mineral elements and bioactive substances for improving immunity.

Disclosure of Invention

In view of the above, there is a need for a spirulina cultivation, sand removal and spray washing integrated system with good circulation effect and capable of effectively removing sand from spirulina.

A spirulina cultivation, sand removal and spray washing integrated system comprises a cultivation pond and sand removal and spray washing devices, wherein the cultivation pond comprises two pond bodies which are arranged in parallel, a greenhouse is arranged above each pond body, the two ends of the two pond bodies are communicated with each other to enable the two pond bodies to form an annular communicating body, a propeller is arranged at one end of one pond body to drive algae liquid to circularly flow in the two pond bodies, the propeller comprises a rotating shaft and a propelling pulp sheet, the propelling pulp sheet is a flat and long plate, the propelling pulp sheet is arc-shaped along the length direction, the propelling pulp sheet comprises a fixed end and a free end, the free end is twisted at a certain angle relative to the fixed end, the width of the propelling pulp sheet is gradually reduced from the fixed end to the free end, the fixed end of the propelling pulp sheet is fixedly connected with the outer ring wall of the rotating shaft, the propelling pulp sheets are two, and the two propelling pulp sheets are uniformly distributed along the circumferential direction of the rotating shaft, the greenhouse comprises an arched greenhouse roof and side walls located on two sides of the greenhouse roof, the greenhouse roof and the side walls are transparent bodies, each side wall is provided with a ventilation opening, a heat preservation cover covers the ventilation openings, the sand removal spray-washing device comprises an algae liquid conveying pipe, a liquid discharge tank, a sediment separator, a cleaning and filtering unit and a rotary spray mechanism, an algae liquid output pipe is connected to the end of one of the tank bodies, one end of the algae liquid output pipe is connected with one of the tank bodies, the other end of the algae liquid output pipe is communicated with the liquid discharge tank so as to convey algae liquid in the culture tank to the liquid discharge tank, one end of the algae liquid conveying pipe is connected with the liquid discharge tank, the other end of the algae liquid conveying pipe is sealed, the sediment separator comprises a sediment separation body, a first inlet pipe and a discharge pipe, a first liquid phase inlet is arranged on the upper portion of the sediment separation body, a first liquid phase outlet is arranged at the top, the bottom of the silt separation body is provided with a second liquid phase outlet, one end of the first inlet pipe is communicated with the algae liquid conveying pipe, the other end of the first inlet pipe is connected with the first liquid phase inlet, one end of the discharge pipe is connected with the first liquid phase outlet, the cleaning and filtering unit comprises a liquid distribution groove, a cleaning groove and a fixing frame, the liquid distribution groove and the cleaning groove are both fixedly arranged on the fixing frame, the other end of the discharge pipe is connected with the inlet of the liquid distribution groove, the liquid distribution groove and the cleaning groove are both box bodies with top and side wall openings, the liquid distribution groove is higher than the cleaning groove, the open end of the side part of the liquid distribution groove is connected with the top opening of the cleaning groove, the cleaning groove is obliquely arranged, the bottom of the cleaning groove is hollowed, filter cloth covers the upper part of the bottom of the cleaning groove, and the rotary spraying mechanism, the fixed column is arranged on the ground on one side of the opening end of the side portion of the cleaning tank, the middle section of the spray pipe is rotatably connected with the top end of the fixed column, one end of the spray pipe is communicated with a cleaning water source, the other end of the spray pipe is a free end, the motor is fixed on the fixed column, one end of the first connecting rod is rotatably connected with the free end, which is close to the spray pipe, of the spray pipe, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, and the other end of the second connecting rod is fixedly connected with the output end.

Preferably, the length of the first link is greater than the length of the second link.

Preferably, the length of the second connecting rod is adjustable.

Preferably, the fixed column is rotatably connected with the ground.

Preferably, the free end of the shower pipe is tapered.

Preferably, the cleaning and filtering unit further comprises a plurality of water-retaining blocks, the water-retaining blocks are placed at the bottom of the liquid distribution groove and are uniformly distributed along the length direction of the liquid distribution groove, and the water-retaining blocks are arranged close to the opening end of the side wall of the liquid distribution groove.

Preferably, wash the filter unit and still include the water distribution plate, it has the hole of permeating water to gather on the water distribution plate, the water distribution plate level sets up between the tank bottom of cloth liquid groove top open end and cloth liquid groove, the export of silt separator's discharging pipe is located the top of water distribution plate.

Preferably, a first gate valve is installed at a position close to the end part of the closed end of the algae liquid conveying pipe, a sand unloading hopper is further installed at a position close to the end part of the closed end of the algae liquid conveying pipe, the sand unloading hopper is located between the end part of the closed end of the algae liquid conveying pipe and the first gate valve, an inlet of the sand unloading hopper is communicated with the algae liquid conveying pipe, and a second gate valve is installed at an outlet of the sand unloading hopper.

Preferably, a spiral groove is arranged on the inner wall of the algae liquid conveying pipe, and the spiral groove is formed on the inner wall around the axis of the algae liquid conveying pipe along the axis direction of the algae liquid conveying pipe, so that the algae liquid in the algae liquid conveying pipe is turbulent.

Preferably, the silt separator still includes the second inlet pipe, still is provided with the second liquid phase entry on silt separation body upper portion, the inner chamber of silt separation body is a enclosure space, silt separation body upper segment is the cone, silt separation body hypomere is the cone, the one end and the algae liquid conveyer pipe intercommunication of second inlet pipe, the other end and the second liquid phase entry of second inlet pipe are connected, first liquid phase entry, second liquid phase entry structure are the same, first liquid phase entry, second liquid phase entry along silt separation body rampart equipartition, first liquid phase entry, the equal vertical setting of second liquid phase entry to make algae liquid get into the upper segment inner chamber of silt separation body with the tangential direction level of the upper segment of silt separation body, the feed liquor direction of first liquid phase entry, second liquid phase entry is the same, the discharging pipe of silt separation body is installed in silt separation body top, the lower extreme of the discharging pipe of silt separation body is in this is internal at silt separation to extend to the hypomere of silt separation body, the upper end of the discharging pipe of silt separation body exposes silt separation body.

The beneficial effects of the utility model reside in that, the powerful rivers that the propulsion thick liquid piece that sets up in the cell body can produce low tangential flow can make the interior algae liquid of first cell body and second cell body fully flow, and impel the thick liquid piece can not form rivers at other directions and flow, and the energy consumption is low.

The beneficial effects of the utility model reside in that, the algae liquid of collecting carries out the coarse separation through advanced silt separator that goes into of algae liquid conveyer pipe in the tapping basin, with most silt separation, then algae liquid gets into the cloth cistern, utilize the cloth cistern to spread algae liquid in the tank bottom of washing tank, only need a reciprocating swing's shower, the tank bottom that just can realize the large tracts of land washing tank is by wasing water whole cover, rotatory spray mechanism need not the bulk movement, moreover, the steam generator is simple in structure, and practical, the tank bottom that the slope set up makes algae liquid following current and down, wash water and carry remaining a small amount of silt and pass the filter cloth, and spirulina then stays the filter cloth top, thereby effectively get rid of the silt of mixing in spirulina, the mechanization of spirulina washing has been realized, the manpower has significantly reduced, and it is fast to wash.

Drawings

FIG. 1 is a top view of the integrated system for sand removal and spray washing in spirulina cultivation.

Fig. 2 is a sectional view taken along a-a in fig. 1.

Fig. 3 is an isometric view of the pusher.

Fig. 4 is a front view of the sand removing blast apparatus.

Fig. 5 is a front view of the rotary spray mechanism.

Fig. 6 is a top view of the rotary spray mechanism.

Fig. 7 is a partial enlarged view of the end part of the closed end of the algae liquid conveying pipe.

Fig. 8 is a front view of the silt separator.

In the figure: the device comprises a culture pond 10, a pond body 11, a greenhouse 12, a greenhouse top 121, side walls 122, ventilation openings 1221, a heat preservation cover 1222, a propeller 13, a rotating shaft 131, a propelling blade 132, an algae liquid output pipe 14, a sand removal spray washing device 20, an algae liquid conveying pipe 21, a first gate valve 211, a sand discharge hopper 212, a second gate valve 213, a liquid discharge pond 22, a sediment separator 23, a sediment separation body 231, a first feed pipe 232, a discharge pipe 233, a second feed pipe 234, a cleaning and filtering unit 24, a liquid distribution groove 241, a cleaning groove 242, a fixing frame 243, a water blocking block 244, a rotary spraying mechanism 25, a fixing column 251, a spraying pipe 252, a motor 253, a first connecting rod 254 and a second connecting rod 255.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Referring to fig. 1 to 8, an embodiment of the present invention provides a spirulina cultivation, sand removal and spray washing integrated system, including a cultivation pond 10 and a sand removal and spray washing apparatus 20, the cultivation pond 10 includes two pond bodies 11 arranged in parallel, a greenhouse 12 is arranged above each pond body 11, two ends of the two pond bodies 11 are communicated with each other, so that the two pond bodies 11 form an annular communicating body, a propeller 13 is arranged at an end of one pond body 11, so as to drive the algae liquid to circularly flow in the two pond bodies 11, the propeller 13 includes a rotating shaft 131 and a propelling blade 132, the propelling blade 132 is a flat plate, the propelling blade 132 forms an arc shape along the length direction, the propelling blade 132 includes a fixed end and a free end, the free end twists a certain angle relative to the fixed end, the width of the propelling blade 132 gradually decreases from the fixed end to the free end, the fixed end of the propelling blade 132 is fixedly connected with an outer annular wall of the rotating shaft 131, the two propelling blades 132 are uniformly distributed along the circumference of the rotating shaft 131, the greenhouse 12 comprises an arched roof 121 and side walls 122 positioned at two sides of the roof 121, the roof 121 and the side walls 122 are transparent, each side wall 122 is provided with a ventilation opening 1221, a heat insulation cover 1222 is covered on the ventilation opening 1221, the sand removing and spraying device 20 comprises an algae liquid conveying pipe 21, a liquid discharging tank 22, a sediment separator 23, a cleaning and filtering unit 24 and a rotary spraying mechanism 25, the end part of one tank body 11 is connected with an algae liquid output pipe 14, one end of the algae liquid output pipe 14 is connected with one tank body 11, the other end of the algae liquid output pipe 14 is communicated with the liquid discharging tank 22 so as to convey the algae liquid in the culture tank 10 to the liquid discharging tank 22, one end of the algae liquid conveying pipe 21 is connected with the liquid discharging tank 22, the other end of the algae liquid conveying pipe 21 is sealed, the sediment separator 23 comprises a sediment separation body 231, a plurality of mud separation bodies, A first feeding pipe 232 and a discharging pipe 233, wherein a first liquid phase inlet is arranged at the upper part of the silt separation body 231, a first liquid phase outlet is arranged at the top of the silt separation body 231, a second liquid phase outlet is arranged at the bottom of the silt separation body 231, one end of the first feeding pipe 232 is communicated with the algae liquid conveying pipe 21, the other end of the first feeding pipe 232 is connected with the first liquid phase inlet, one end of the discharging pipe 233 is connected with the first liquid phase outlet, the cleaning and filtering unit 24 comprises a liquid distribution tank 241, a cleaning tank 242 and a fixing frame 243, the liquid distribution tank 241 and the cleaning tank 242 are both fixedly arranged on the fixing frame 243, the other end of the discharging pipe 233 is connected with the inlet of the liquid distribution tank 241, the liquid distribution tank 241 and the cleaning tank 242 are box bodies with openings at the top and one side wall, the liquid distribution tank 241 is higher than the cleaning tank 242, the open end of the side, the tank bottom of washing tank 242 is fretwork, it has the filter cloth to cover in the top of tank bottom, rotatory spray mechanism 25 includes fixed column 251, shower 252, motor 253, first connecting rod 254, second connecting rod 255, fixed column 251 sets up on the ground of washing tank 242 lateral part open end one side, the interlude of shower 252 rotates with the top of fixed column 251 to be connected, the one end and the washing water source intercommunication of shower 252, the other end of shower 252 is the free end, motor 253 is fixed in on fixed column 251, the one end of first connecting rod 254 is close to the free end with shower 252 and rotates and is connected, the other end of first connecting rod 254 rotates with the one end of second connecting rod 255 to be connected, the other end of second connecting rod 255 and the output fixed connection of motor 253.

The beneficial effects of the utility model reside in that, the powerful rivers that low tangential flow can be produced to the propulsion thick liquid piece 132 that sets up in the cell body 11, can make the interior algae liquid of first cell body 11 and second cell body 11 fully flow, and impel thick liquid piece 132 can not form rivers at other directions and flow, and the energy consumption is low.

The beneficial effects of the utility model reside in that, the algae liquid of collecting in the tapping basin 22 carries out rough separation through advanced silt separator 23 that goes into of algae liquid conveyer pipe 21, with most silt separation, then algae liquid gets into cloth cistern 241, utilize cloth cistern 241 to scatter the algae liquid in the tank bottom of washing tank 242, only need a reciprocating swing's shower 252, just can realize that the tank bottom of large tracts of land washing tank 242 is by wasing water whole cover, rotatory spraying mechanism 25 need not the bulk movement, moreover, the steam generator is simple in structure, and is practical, the tank bottom that the slope set up makes algae liquid following current and down, wash water and carry remaining a small amount of silt and pass the filter cloth, and spirulina then stays the filter cloth top, thereby effectively get rid of the silt of mixing in spirulina, the mechanization of spirulina washing has been realized, the manpower has significantly reduced, and the cleaning speed is fast.

Referring to fig. 1 to 8, further, the first link 254 has a length greater than that of the second link 255.

Referring to fig. 1 to 8, further, the second link 255 may be adjustable in length.

In this embodiment, by adjusting the length of the second connecting rod 255, the swing amplitude of the shower pipe 252 can be adjusted to adapt to cleaning tanks 242 with different lengths.

Referring to fig. 1 to 8, further, the fixing column 251 is rotatably connected to the ground.

Referring to fig. 1-8, further, the free end of the shower 252 is tapered.

Referring to fig. 1 to 8, further, the cleaning filter unit 24 further includes a plurality of water blocks 244, the water blocks 244 are disposed at the bottom of the liquid distribution tank 241 and are uniformly distributed along the length direction of the liquid distribution tank 241, and the water blocks 244 are disposed near the opening end of the side wall of the liquid distribution tank 241.

In this embodiment, the algae liquid in the liquid distribution tank 241 can be spread more uniformly at the bottom of the cleaning tank 242 by using the water blocking block 244, so as to improve the cleaning effect.

Referring to fig. 1 to 8, the cleaning and filtering unit 24 further includes a water distribution plate, wherein water permeable holes are densely distributed on the water distribution plate, the water distribution plate is horizontally disposed between the open end of the top of the water distribution tank 241 and the bottom of the water distribution tank 241, and the outlet of the discharge pipe 233 of the sediment separator 23 is located above the water distribution plate.

In this embodiment, the algae liquid in the liquid distribution tank 241 can be spread more uniformly at the bottom of the cleaning tank 242 by using the water distribution plate, so as to improve the cleaning effect.

Referring to fig. 1 to 8, a first gate valve 211 is installed at a position close to the closed end of the algae liquid transporting pipe 21, a sand discharge hopper 212 is installed at a position close to the closed end of the algae liquid transporting pipe 21, the sand discharge hopper 212 is located between the closed end of the algae liquid transporting pipe 21 and the first gate valve 211, an inlet of the sand discharge hopper 212 is communicated with the algae liquid transporting pipe 21, and a second gate valve 213 is installed at an outlet of the sand discharge hopper 212.

In this embodiment, when algae liquid containing silt enters the silt separator 23 from the algae liquid conveying pipe 21, a part of silt is deposited in the algae liquid conveying pipe 21, especially at a position close to the closed end of the algae liquid conveying pipe 21, due to the effect of inertia, when silt exists at the closed end of the algae liquid conveying pipe 21, the first gate valve 211 is closed, the silt is discharged from the second gate valve 213, and then the second gate valve 213 is opened after the second gate valve 213 is closed.

Referring to fig. 1 to 8, further, a spiral groove is provided on the inner wall of the algae liquid conveying pipe 21, the spiral groove is along the axial direction of the algae liquid conveying pipe 21, and a spiral groove is formed on the inner wall around the axial direction of the algae liquid conveying pipe 21 to make the algae liquid in the algae liquid conveying pipe 21 turbulent.

In this embodiment, be equipped with the helicla flute in the algae liquid conveyer pipe 21, just can reach the torrent state under the lower condition of algae liquid velocity of flow, the torrent state can form self-cleaning ability, prevents that silt deposit from blockking up algae liquid conveyer pipe 21.

Referring to fig. 1 to 8, further, the sediment separator 23 further includes a second feeding pipe 234, a second liquid phase inlet is further disposed at the upper portion of the sediment separation body 231, an inner cavity of the sediment separation body 231 is a closed space, an upper portion of the sediment separation body 231 is a cone, a lower portion of the sediment separation body 231 is a cone, one end of the second feeding pipe 234 is communicated with the algae liquid conveying pipe 21, the other end of the second feeding pipe 234 is connected with the second liquid phase inlet, the first liquid phase inlet and the second liquid phase inlet are identical in structure, the first liquid phase inlet and the second liquid phase inlet are uniformly distributed along the annular wall of the sediment separation body 231, the first liquid phase inlet and the second liquid phase inlet are both vertically arranged, so that algae liquid horizontally enters the upper portion inner cavity of the sediment separation body 231 in a tangential direction of the upper portion of the sediment separation body 231, liquid inlet directions of the first liquid phase inlet and the second liquid phase inlet are identical, the discharging pipe 233 of the sediment separation body 231 is mounted at, the lower end of discharge pipe 233 of sand and mud separating body 231 is located in sand and mud separating body 231 and extends toward the lower section of sand and mud separating body 231, and sand and mud separating body 231 is exposed at the upper end of discharge pipe 233 of sand and mud separating body 231.

The algae liquid is by behind tangential silt separation body 231, along silt separation body 231 section of thick bamboo wall from top to bottom left spiral motion, and the algae liquid of decurrent rotation is outer vortex, and outer vortex turns upwards again after reaching silt separation body 231's cone bottom, along silt separation body 231 axis upward rotation, discharges through silt separation body 231's discharging pipe 233 at last, and the algae liquid of upward rotation is interior vortex. Algae liquid is at rotatory in-process, leans on the rotatory centrifugal force that produces of algae liquid, throws silt particle to silt separation body 231 section of thick bamboo wall, and the whereabouts separation is under the effect of fluid promotion and gravity, however, because unilateral feed liquor can cause the algae liquid of upward rotation eccentric, partial silt particle can be brought into the interior vortex, leads to silt separator 23 to separate the effect poor.

In this embodiment, adopt first liquid phase entry, the synchronous feed liquor of second liquid phase entry, first liquid phase entry, second liquid phase entry have avoided the eccentric problem of upwards rotatory algae liquid in order to follow silt separation body 231 cross-section circle central symmetry, have prevented that partial silt granule from being brought into interior vortex, have improved the separation effect of silt separator 23.

The embodiment of the utility model provides a module or unit in the device can merge, divide and delete according to actual need.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a spirulina is bred and is removed sand and spout washing integrated system which characterized in that: the device comprises a culture pond and a sand removing and spray washing device, wherein the culture pond comprises two pond bodies which are arranged in parallel, a greenhouse is arranged above each pond body, two ends of the two pond bodies are communicated with each other to enable the two pond bodies to form an annular communicating body, a propeller is arranged at one end part of one pond body to drive algae liquid to circularly flow in the two pond bodies, the propeller comprises a rotating shaft and a propelling pulp sheet, the propelling pulp sheet is a flat and long plate, the propelling pulp sheet is arc-shaped along the length direction and comprises a fixed end and a free end, the free end is twisted at a certain angle relative to the fixed end, the width of the propelling pulp sheet is gradually reduced from the fixed end to the free end, the fixed end of the propelling pulp sheet is fixedly connected with the outer annular wall of the rotating shaft, the propelling pulp sheets are two, the two propelling pulp sheets are uniformly distributed along the circumferential direction of the rotating shaft, and the greenhouse comprises an arched greenhouse top and side walls positioned on two, the shed roof and the side walls are transparent bodies, each side wall is provided with a vent, a heat preservation cover covers the vent, the sand removal spray-washing device comprises an algae liquid conveying pipe, a liquid discharging pool, a sediment separator, a cleaning and filtering unit and a rotary spraying mechanism, an algae liquid output pipe is connected to the end of one pool body, one end of the algae liquid output pipe is connected with one pool body, the other end of the algae liquid output pipe is communicated with the liquid discharging pool so as to convey algae liquid in the culture pool to the liquid discharging pool, one end of the algae liquid conveying pipe is connected with the liquid discharging pool, the other end of the algae liquid conveying pipe is sealed, the sediment separator comprises a sediment separation body, a first inlet pipe and a discharge pipe, a first liquid phase inlet is arranged at the upper part of the sediment separation body, a first liquid phase outlet is arranged at the top part of the sediment separation body, and a second liquid phase outlet is arranged at the bottom part of the sediment separation, one end of the first feeding pipe is communicated with the algae liquid conveying pipe, the other end of the first feeding pipe is connected with a first liquid phase inlet, one end of the discharging pipe is connected with a first liquid phase outlet, the cleaning and filtering unit comprises a liquid distribution groove, a cleaning groove and a fixing frame, the liquid distribution groove and the cleaning groove are both fixedly arranged on the fixing frame, the other end of the discharging pipe is connected with the inlet of the liquid distribution groove, the liquid distribution groove and the cleaning groove are both box bodies with openings at the tops and one sides, the liquid distribution groove is higher than the cleaning groove, the opening end of the side part of the liquid distribution groove is connected with the opening at the top of the cleaning groove, the cleaning groove is obliquely arranged, the groove bottom of the cleaning groove is hollowed, filter cloth covers the upper part of the groove bottom, the rotary spraying mechanism comprises a fixing column, a spraying pipe, a motor, a first, the middle section of the spray pipe is rotatably connected with the top end of the fixed column, one end of the spray pipe is communicated with a cleaning water source, the other end of the spray pipe is a free end, the motor is fixed on the fixed column, one end of the first connecting rod is rotatably connected with the spray pipe close to the free end, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, and the other end of the second connecting rod is fixedly connected with the output end of the motor.

2. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the length of the first connecting rod is greater than that of the second connecting rod.

3. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the length of the second connecting rod is adjustable.

4. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the fixed column is rotatably connected with the ground.

5. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the free end of the spray pipe is conical.

6. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the cleaning and filtering unit further comprises a plurality of water blocking blocks, the water blocking blocks are placed at the bottom of the liquid distribution groove and are uniformly distributed along the length direction of the liquid distribution groove, and the water blocking blocks are arranged close to the side wall opening end of the liquid distribution groove.

7. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: wash the filter unit and still include the water distribution plate, it has the hole of permeating water to gather on the water distribution plate, the water distribution plate level sets up between the tank bottom of cloth liquid groove top open end and cloth liquid groove, the export of silt separator's discharging pipe is located the top of water distribution plate.

8. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: install first gate valve in the position that is close to algae liquid conveyer pipe closed end tip, still install in the position that is close to algae liquid conveyer pipe closed end tip and unload husky fill, it is located between algae liquid conveyer pipe closed end tip and the first gate valve to unload husky fill, unload husky entry and the algae liquid conveyer pipe intercommunication of fighting, install the second gate valve in the export of unloading husky fill.

9. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the inner wall of the algae liquid conveying pipe is provided with a spiral groove, and the spiral groove is formed on the inner wall around the axis of the algae liquid conveying pipe along the axis direction of the algae liquid conveying pipe so as to enable algae liquid in the algae liquid conveying pipe to be turbulent.

10. The integrated system for removing sand and spraying for spirulina cultivation as claimed in claim 1, wherein: the silt separator still includes the second inlet pipe, still is provided with the second liquid phase entry on silt separation body upper portion, the inner chamber of silt separation body is a enclosure space, silt separation body upper segment is the cone, silt separation body hypomere is the cone, the one end and the algae liquid conveyer pipe intercommunication of second inlet pipe, the other end and the second liquid phase entry linkage of second inlet pipe, first liquid phase entry, second liquid phase entry structure are the same, first liquid phase entry, second liquid phase entry are along silt separation body rampart equipartition, first liquid phase entry, the equal vertical tangent line setting of second liquid phase entry to make algae liquid get into the upper segment inner chamber of silt separation body with the upper segment's of silt separation body orientation level, the feed liquor direction of first liquid phase entry, second liquid phase entry is the same, the discharging pipe of silt separation body is installed in silt separation body top, the lower extreme of the discharging pipe of silt separation body is in this is internal at silt separation to extend to the hypomere of silt separation body, the upper end of the discharging pipe of silt separation body exposes silt separation body.

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