Aquaculture box
Technical Field
The invention relates to the technical field of aquaculture, in particular to an aquaculture box.
Background
Aquaculture tanks are devices that are often used in the aquaculture field, primarily for the transport of aquatic products or for the temporary cultivation of aquatic products. However, in the aquaculture process, due to the reasons of residual feed, aquatic product excrement and the like, impurities are easy to accumulate at the bottom of the aquaculture tank, if the impurities are not cleaned in time, the water quality is easy to deteriorate, the food intake of fish and shrimp is reduced, and the death rate of the fish and shrimp is increased.
Disclosure of Invention
The invention aims to solve the problems and provides an aquaculture tank capable of automatically cleaning impurities at the bottom of the aquaculture tank.
In order to achieve the purpose, the invention adopts the following technical scheme: an aquaculture box comprises a box body, a sewage discharge pipe and a filtering mechanism;
the upper end of the sewage discharge pipe is connected and communicated with the bottom of the box body, and the lower end of the sewage discharge pipe is connected with the filtering mechanism;
the filtering mechanism comprises a transverse cylinder, a left sealing plate, a right sealing plate, a piston and a sewage draining tank; the left sealing plate and the right sealing plate are respectively arranged at two ends of the cylinder, the piston is arranged in an inner cavity of the cylinder, and the piston is in sliding sealing fit with the inner wall of the cylinder; the piston divides the inner cavity of the cylinder into a transfer cavity and a compression cavity, the cavity between the left sealing plate and the piston is the transfer cavity, and the cavity between the right sealing plate and the piston is the compression cavity;
the side wall of the cylinder is provided with a water inlet and a water outlet, the water inlet is positioned at the upper side of the cylinder, the inner side of the water inlet is communicated with the transfer cavity, and the outer side of the water inlet is butted with the lower end of the sewage discharge pipe; the water outlet is positioned at the lower side of the cylinder, the inner side of the water outlet is communicated with the compression cavity, the outer side of the water outlet is provided with a mouthpiece, the mouthpiece is vertically arranged, the upper end of the mouthpiece is butted with the water outlet, and the lower end of the mouthpiece is butted with a sewage draining tank;
a partition board is transversely arranged in the sewage discharge pipe, a plurality of sewage one-way mechanisms a are arranged on the partition board, and the passing direction of the sewage one-way mechanisms a is from the box body to the transfer cavity; the piston is provided with a plurality of sewage one-way mechanisms b, and the passing direction of the sewage one-way mechanisms b is from the transfer cavity to the compression cavity;
the box body is provided with a piston driving mechanism for driving the piston to reciprocate;
a water drainage hole penetrates through the right sealing plate, the inner side of the water drainage hole is communicated with the compression cavity, a return pipe is arranged on the outer side of the water drainage hole, one end of the return pipe is connected with the water drainage hole, and the other end of the return pipe is communicated with the inner cavity of the box body; a one-way valve is arranged in the drain hole, the passing direction of the one-way valve is from the compression cavity to the inner cavity of the box body, and a filter screen is arranged in the compression cavity and close to the drain hole.
Preferably, the piston driving mechanism comprises a rotating rod, a rotating disc, a moving rod and a wind cup mechanism, the rotating rod is vertically positioned on the box body, the rotating rod can rotate, the wind cup mechanism is fixed at the upper end of the rotating rod and can drive the rotating rod to rotate, the lower end of the rotating rod is coaxially fixed with the rotating disc, a sliding pin is arranged at the bottom of the rotating disc, and the sliding pin is arranged in a mode of deviating from the central axis of the rotating disc; the movable rod is transversely arranged, one end of the movable rod is fixedly provided with a strip-shaped ring, the length direction of the strip-shaped ring is vertical to the length direction of the movable rod, the strip-shaped ring is transversely arranged, an inner hole of the strip-shaped ring is a slide way of a slide pin, and the slide pin is positioned in the inner hole of the strip-shaped ring and can slide along the inner hole of the strip-shaped ring; the other end of the moving rod penetrates through the left sealing plate and is fixed with the piston, a moving rod through hole is formed in the left sealing plate, and the moving rod penetrates through the moving rod through hole and is in sliding sealing fit with the moving rod through hole.
Preferably, the box body is provided with a positioning support of the rotating rod, and the box body is provided with a positioning support of the moving rod.
Preferably, each sewage one-way mechanism a comprises a sliding rod a, a sealing cover a, a limiting block a and a spring a, a first guide hole which is communicated up and down is formed in the partition plate, the sliding rod a penetrates through the first guide hole and is in sliding connection with the first guide hole, and a plurality of first fluid holes which are communicated up and down are formed in the partition plate in a mode of surrounding the first guide hole; the limiting block a is fixed to the upper end of the sliding rod a, the spring a is sleeved on the sliding rod a and located between the limiting block a and the partition plate, the sealing cover a is fixed to the lower end of the sliding rod a, and the sealing cover a is used for sealing the first fluid holes around the corresponding first guide holes.
Preferably, each sewage one-way mechanism b comprises a sliding rod b, a sealing cover b, a limiting block b and a spring b, a piston is provided with a second guide hole which is through from left to right, the sliding rod b penetrates through the second guide hole and is in sliding connection with the second guide hole, and a plurality of second fluid holes which are through up and down are formed in the piston around the second guide hole; the limiting block b and one end, located in the transfer cavity, of the sliding rod b are fixed, the spring b is sleeved on the sliding rod b and located between the limiting block b and the piston, the sealing cover b is fixed to the other end of the sliding rod b, and the sealing cover b is used for sealing second fluid holes around the corresponding second guide hole.
Preferably, the upper portion of blow off pipe is drainage portion, drainage portion is hourglass hopper-shaped, and drainage portion's internal diameter diminishes from top to bottom gradually.
Preferably, the box is internally provided with a water outlet pipe, the water outlet pipe is annular, the water outlet pipe is communicated with one end of the return pipe, which is positioned in the inner cavity of the box, the water outlet pipe is annularly provided with a plurality of water outlet holes, and the water outlet holes all face the direction of the upper opening of the sewage discharge pipe.
Therefore, the invention has the following beneficial effects: 1. the device can automatically clean impurities at the bottom of the aquaculture tank, and collect the impurities in the sewage discharge tank, so that the device is convenient to clean, the water quality is improved, and the survival rate of fishes and shrimps in the tank is improved; 2. the water in the aquaculture tank can be circularly purified, and frequent water supplement to the aquaculture tank is not needed; 3. the natural wind power is used for driving, and the use cost is low.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic view of the structure of the separator in the present invention.
Fig. 4 is a schematic view of the piston structure of the present invention.
FIG. 5 is a schematic view of the structure inside the cylinder when the piston moves toward the right closing plate in the present invention.
Fig. 6 is an enlarged view at b in fig. 1.
Fig. 7 is an enlarged view at c in fig. 1.
Fig. 8 is an enlarged view at d in fig. 1.
Fig. 9 is a top view of fig. 8.
1: a box body; 2: a blow-off pipe; 201: a drainage part; 3: a cylinder; 301: a left sealing plate; 302: a right seal plate; 303: a transfer chamber; 304: a compression chamber; 305: a water inlet; 306: a water outlet; 4: a piston; 5: a blowdown tank; 6: a mouthpiece; 7: a partition plate; 8: a sewage one-way mechanism a; 801: a slide bar a; 802: a cover a; 803: a limiting block a; 804: a spring a; 805: a first guide hole; 806: a first fluid aperture; 9: a sewage one-way mechanism b; 901: a sliding rod b; 902: a cover b; 903: a limiting block b; 904: a spring b; 905: a second guide hole; 906: a second fluid aperture; 10: a return pipe; 11: a one-way valve; 12: a filter screen; 13: rotating the rod; 14: a turntable; 15: a travel bar; 16: a wind cup mechanism; 17: a slide pin; 18: a strap-shaped ring; 19: a water outlet pipe; 20: and (7) water outlet holes.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 9, an aquaculture tank comprises a tank body 1, a sewage draining pipe 2 and a filtering mechanism.
The blow-off pipe 2 is arranged at the bottom of the box body 1, the upper end of the blow-off pipe 2 is connected and communicated with the bottom of the box body 1, and the lower end is connected with the filtering mechanism. The upper portion of blow off pipe 2 is drainage portion 201, drainage portion 201 is hourglass hopper-shaped, and the internal diameter of drainage portion 201 diminishes from top to bottom gradually.
The filtering mechanism comprises a transverse cylinder 3, a left sealing plate 301, a right sealing plate 302, a piston 4 and a sewage draining tank 5; the left sealing plate 301 and the right sealing plate 302 are respectively arranged at two ends of the cylinder 3, the piston 4 is arranged in the inner cavity of the cylinder 3, and the piston 4 is in sliding sealing fit with the inner wall of the cylinder 3; the piston 4 divides the inner cavity of the cylinder 3 into a transfer cavity 303 and a compression cavity 304, the cavity between the left closing plate 301 and the piston 4 is the transfer cavity 303, and the cavity between the right closing plate 302 and the piston 4 is the compression cavity 304.
A water inlet 305 and a water outlet 306 are arranged on the side wall of the cylinder 3, the water inlet 305 is positioned at the upper side of the cylinder 3, the inner side of the water inlet 305 is communicated with the transfer cavity 303, and the outer side of the water inlet 305 is butted with the lower end of the sewage discharge pipe 2; the water outlet 306 is positioned at the lower side of the cylinder 3, the inner side of the water outlet 306 is communicated with the compression cavity 304, the outer side of the water outlet 306 is provided with a mouthpiece 6, the mouthpiece 6 is vertically arranged, the upper end of the mouthpiece 6 is butted with the water outlet 306, the lower end of the mouthpiece 6 is butted with the sewage draining tank 5, the mouthpiece 6 is connected with the sewage draining tank 5 through a threaded structure, and a sealing structure is arranged between the mouthpiece 6 and the sewage draining tank 5.
A partition plate 7 is transversely arranged in the sewage discharge pipe 2, a sewage one-way mechanism a8 is arranged on the partition plate 7, and the passing direction of the sewage one-way mechanism a8 is the direction from the box body 1 to the middle rotating cavity 303. The sewage one-way mechanism a8 comprises a sliding rod a801, a sealing cover a802, a limiting block a803 and a spring a804, as shown in fig. 3, a first guide hole 805 which penetrates through the partition board 7 from top to bottom is arranged, the sliding rod a801 penetrates through the first guide hole 805 and is connected with the first guide hole 805 in a sliding manner, and four first fluid holes 806 which penetrate through the partition board 7 from top to bottom are arranged on the partition board 7 around the first guide hole 805; the limiting block a803 is fixed with the upper end of the sliding rod a801, the sliding rod a801 is sleeved with a spring a804, the spring a804 is located between the limiting block a803 and the partition plate 7, the sealing cover a802 is fixed with the lower end of the sliding rod a801, and the sealing cover a802 is used for sealing the first fluid hole 806 around the corresponding first guide hole 805.
Four sewage one-way mechanisms b9 are arranged on the piston 4, and the passing direction of the sewage one-way mechanism b9 is from the transfer cavity 303 to the compression cavity 304. Each sewage one-way mechanism b9 comprises a sliding rod b901, a cover b902, a limiting block b903 and a spring b904, as shown in fig. 4, a second guide hole 905 which is through from left to right is arranged on the piston 4, the sliding rod b901 passes through the corresponding second guide hole 905 and is connected with the second guide hole 905 in a sliding manner, and four second fluid holes 906 which are through from top to bottom are arranged on the piston 4 around the second guide hole 905; the limiting block b903 and one end of the sliding rod b901, which is located in the transfer cavity 303, are fixed, the sliding rod b901 is sleeved with a spring b904, the spring b904 is located between the limiting block b903 and the piston 4, the other end of the sealing cover b902 and the other end of the sliding rod b901 are fixed, and the sealing cover b902 is used for sealing a second fluid hole 906 around a corresponding second guide hole 905.
The piston driving mechanism for driving the piston 4 to reciprocate is arranged on the box body 1, and as shown in fig. 8 and fig. 9, the piston driving mechanism comprises a rotating rod 13, a rotating disk 14, a moving rod 15 and a wind cup mechanism 16, the rotating rod 13 is vertically positioned on the box body 1, a positioning support of the rotating rod 13 is arranged on the box body 1, the rotating rod 13 can rotate, the wind cup mechanism 16 is fixed at the upper end of the rotating rod 13, the wind cup mechanism 16 can drive the rotating rod 13 to rotate, the lower end of the rotating rod 13 is coaxially fixed with the rotating disk 14, a sliding pin 17 is arranged at the bottom of the rotating disk 14, and the sliding pin 17 is arranged in a way of deviating from the central shaft of the; the movable rod 15 transversely sets up, is equipped with the locating support of movable rod 15 on the box 1, and the one end of movable rod 15 is fixed with a bar ring 18, the length direction of bar ring 18 is perpendicular with the length direction of movable rod 15, and bar ring 18 transversely sets up, and the hole of bar ring 18 is the slide of sliding pin 17, and sliding pin 17 is located the hole of bar ring 18 and can slide along the hole of bar ring 18, and carousel 14 rotates and can drive movable rod 15 and make axial reciprocating motion. The other end of the moving rod 15 passes through the left sealing plate 301 and is fixed with the piston 4, a moving rod through hole is arranged on the left sealing plate 301, and the moving rod 15 passes through the moving rod through hole and is in sliding sealing fit with the moving rod through hole.
A water drainage hole 307 penetrates through the right sealing plate 302, as shown in fig. 6, the inner side of the water drainage hole 307 is communicated with the compression cavity 304, a return pipe 10 is arranged on the outer side of the water drainage hole 307, one end of the return pipe 10 is connected with the water drainage hole 307, and the other end is communicated with the inner cavity of the box body 1; a check valve 11 is arranged in the drain hole 307, the passing direction of the check valve 11 is from the compression cavity 304 to the inner cavity of the box body 1, and a filter screen 12 is arranged in the compression cavity 304 near the drain hole 307.
The improved sewage treatment device is characterized in that a water outlet pipe 19 is arranged in the box body 1, the water outlet pipe 19 is annular, the water outlet pipe 19 is communicated with one end, located in the inner cavity of the box body 1, of the return pipe 10, a plurality of water outlet holes 20 are annularly arranged on the water outlet pipe 19, and the water outlet holes 20 face the direction of the upper opening of the sewage discharge pipe 2.
When the invention is used, the wind cup mechanism 16 is blown by natural wind to rotate, the wind cup mechanism 16 drives the rotating rod 13 and the rotating disk 14 to synchronously rotate, the sliding pin 17 at the bottom of the rotating disk 14 slides back and forth in the inner hole of the strip-shaped ring 18 to drive the moving rod 15 to do reciprocating motion, and the moving rod 15 drives the piston 4 to do reciprocating motion in the inner cavity of the cylinder 3.
When the piston 4 moves towards the right closing plate 302, as shown in fig. 5, the pressure in the intermediate chamber 303 is negative, and the piston 4 presses the compression chamber 304, at this time, the state of the sewage one-way mechanism a8 on the partition plate 7 is: the limiting block a803, the sliding rod a801 and the sealing cover a802 are at the lowest limit position, the spring a804 is compressed, the first fluid hole 806 is communicated with the inner cavity of the box body 1 and the transfer cavity 303, a suction force from the inner cavity of the box body 1 to the direction of the transfer cavity 303 is formed, and water and impurities at the bottom of the inner cavity of the box body 1 are sucked into the transfer cavity 303 for temporary storage; the state of the sewage one-way mechanism b9 on the piston 4 is as follows: the motion trend of the limiting block b903, the sliding rod b901 and the sealing cover b902 is opposite to that of the piston 4, and the sealing cover b902 seals the second fluid hole 906 on the piston 4. The piston 4 extrudes the compression cavity 304, water in the compression cavity 304 can only flow back to the inner cavity of the box body 1 through the filter screen 12, the one-way valve 11, the return pipe 10, the water outlet pipe 19 and the water outlet hole 20 on the water outlet pipe 19 in sequence, impurities are isolated in the compression cavity 304 on the front side of the filter screen 12, and finally most of the impurities fall into the sewage tank 5 to be collected because the compression cavity 304 is communicated with the sewage tank 5 through the water outlet 306 and the interface pipe 6. Simultaneously, because apopore 20 on the outlet pipe 19 all sets up towards 2 direction of the suitable for reading of blow off pipe, can promote the impurity of 1 inner chamber bottom of box again to the removal of 2 directions of the suitable for reading of blow off pipe through 20 discharged water of apopore.
When the piston 4 moves towards the left closing plate 301, as shown in fig. 2, the piston 4 presses the transfer cavity 303, and the compression cavity 304 is under negative pressure, at this time, the state of the sewage one-way mechanism a8 on the partition plate 7 is: the limiting block a803, the sliding rod a801 and the cover a802 are at the highest limit position, and the cover a802 blocks the first fluid hole 806 on the partition board 7; the state of the sewage one-way mechanism b9 on the piston 4 is as follows: the motion trend of the limiting block b903, the sliding rod b901 and the cover b902 is opposite to that of the piston 4, the cover b902 moves backwards, the second fluid hole 906 communicates the transfer cavity 303 and the compression cavity 304, and water and impurities temporarily stored in the transfer cavity 303 are conveyed to the compression cavity 304 through the second fluid hole 906.
With this circulation, finally inhale the water that takes impurity at box 1 inner chamber bottom, keep apart impurity in blowdown jar 5 to water after will filtering is exported back to box 1 in.