CN115299397A

CN115299397A - Novel matrix bed fish-vegetable symbiotic system

Info

Publication number: CN115299397A
Application number: CN202211072066.2A
Authority: CN
Inventors: 陈义百; 朱红薇; 陈淦宏
Original assignee: Wuxi Yuyuan Ecological Agriculture Technology Co ltd
Current assignee: Wuxi Yuyuan Ecological Agriculture Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-11-08
Anticipated expiration: 2042-09-02
Also published as: CN115299397B

Abstract

The invention discloses a novel matrix bed fish-vegetable symbiotic system, which relates to the technical field of fish-vegetable symbiosis and comprises a fish pond and a sewage treatment system, wherein the fish pond is communicated with the sewage treatment system, the sewage treatment system comprises a micro-filter, a biochemical pond connected with the micro-filter, a matrix bed area connected with the biochemical pond and a water collecting pond connected with the matrix bed area, the micro-filter, the biochemical pond, the matrix bed area and the water collecting pond are communicated and connected through a connecting pipe, the micro-filter is used for filtering solid impurities in sewage, the biochemical pond is used for treating microorganisms, bacteria and the like in water and comprises a settling chamber communicated and connected with the micro-filter, a filtering chamber communicated and connected with the settling chamber, an aerobic biochemical chamber communicated and connected with the filtering chamber and an anaerobic chamber communicated and connected with the aerobic chamber, the matrix bed area is used for absorbing chemical components such as nitrogen and ammonia dissolved in water, and the water collecting pond is used for killing microorganisms such as ova and bacteria in water.

Description

Novel matrix bed fish-vegetable symbiotic system

Technical Field

The invention relates to the technical field of fish-vegetable symbiosis, in particular to a novel matrix bed fish-vegetable symbiosis system.

Background

Ecological agriculture is a modern high-efficiency agriculture which is established according to an ecological principle and an economic principle, applies modern scientific and technical achievements and modern management means and effective experience of traditional agriculture and can obtain higher economic benefit, ecological benefit and social benefit, and the method requires that the production of grains and various economic crops is developed, the field planting is developed to be combined with the forest, pasture, subsidiary and fishery, the field planting is developed to be combined with the second and third industries, the traditional agriculture essence and the modern scientific and technological achievements are utilized, two virtuous cycles of ecology and economy are formed by the contradiction between artificial design of ecological engineering, coordinated development and environment and resource utilization and protection, and the three benefits of economy, ecology and society are unified, wherein a fish-vegetable symbiotic system is common combination in ecological agriculture, fish-vegetable symbiosis is a composite planting mode of ecological balance, the technology of aquaculture and soilless culture is fused, and the exploration direction of new agriculture is developed rapidly all over the world.

At present, the pure water culture mode is adopted to present fish-vegetable symbiotic system many, and the pure water culture mode is convenient with low costs, but if control is not good, the situations such as vegetable shortage and PH sharply drop can appear, and these situations in case take place, will cause huge economic loss.

Therefore, it is necessary to develop a symbiotic system for fish and vegetable that can maintain the pH value of the system stable and grow vegetable without lacking elements to solve the above problems.

Disclosure of Invention

The invention aims to provide a novel fish-vegetable symbiotic system with a matrix bed, which aims to solve the problem that if the fish-vegetable symbiotic system provided by the background art is not well controlled, the situations of vegetable shortage, sharp PH change and the like occur, and huge economic loss is caused.

In order to achieve the above purpose, the invention provides the following technical scheme: a novel matrix bed fish-vegetable symbiotic system comprises a fish pond and a sewage treatment system, wherein the fish pond is communicated with the sewage treatment system, and the sewage treatment system comprises a micro-filter, a biochemical pond connected with the micro-filter, a matrix bed area connected with the biochemical pond, and a water collecting pond connected with the matrix bed area;

the micro-filter, the biochemical pool, the matrix bed area and the water collecting pool are communicated and connected through a connecting pipe;

the micro-filter is used for filtering solid impurities in the sewage;

the biochemical pool is used for treating microorganisms, bacteria and the like in water and comprises a sedimentation chamber communicated with the micro-filter, a filter chamber communicated with the sedimentation chamber, an aerobic biochemical chamber communicated with the filter chamber and an anaerobic biochemical chamber communicated with the aerobic biochemical chamber;

the substrate bed area is used for absorbing chemical components such as nitrogen and ammonia dissolved in water;

the water collecting tank is used for killing microorganisms such as worm eggs and bacteria in water.

Preferably, the aquarium includes the box with a net of adjustable aperture size, sets up heater on the aquarium sets up temperature controller on the aquarium sets up oxygen-increasing machine on the aquarium.

Preferably, the micro-filter comprises a shell, a filter cylinder connected with the shell, a motor connected with the filter cylinder, a back washing device connected with the shell, and a cleaning device connected with the shell;

the cleaning device is used for cleaning impurities on the filter cylinder and comprises a first punching machine connected with the shell, a connecting rod connected with the first punching machine and a brush connected with the connecting rod, and the brush is tightly attached to the filter cylinder.

Preferably, the settling chamber is used for settling large-particle impurities in the sewage, and a first isolation net is arranged at the position where the settling chamber is communicated with the filtering chamber.

Preferably, the filter chamber is used for filtering the tiny particle impurity in the sewage, the filter screen is equipped with in the interpolation of filter chamber, be equipped with filter screen cleaning device on the filter screen, filter chamber and good oxygen biochemical chamber intercommunication department are equipped with the current-limiting pipe, be connected with the current-limiting net on the current-limiting pipe.

Preferably, the filter screen cleaning device is used for cleaning a filter screen and comprises a second punching machine connected with the bottom surface of the filter chamber and a connecting rod connected with the second punching machine;

the device comprises an absorption shell connected with a connecting rod, a water suction pump connected with the absorption shell, a drainage pump connected with the absorption shell, and a micro filter screen connected with the absorption shell, wherein a water suction door, a drainage door and a sewage discharge door are arranged on the absorption shell.

Preferably, the aerobic biochemical chamber comprises an oxygen aeration machine for providing oxygen for aerobic reaction, and an oxygen concentration sensor connected with the oxygen aeration machine, an aerobic filler is arranged in the aerobic biochemical chamber, and a second isolation net is arranged at the communication position of the aerobic biochemical chamber and the anaerobic biochemical chamber.

Preferably, the anaerobic biochemical chamber comprises an anaerobic filler and an exhaust device, the exhaust device is used for discharging oxygen and comprises an exhaust shell arranged on the anaerobic biochemical chamber in a penetrating mode, an air suction hole arranged on the exhaust shell, a control rod arranged on the exhaust shell, a balloon connected with the control rod, an electromagnetic exhaust valve arranged on the exhaust shell, an exhaust valve arranged on the electromagnetic exhaust valve and an electromagnetic control switch arranged on the electromagnetic exhaust valve.

Preferably, the substrate bed area comprises a substrate bed frame, a carrying frame arranged on the substrate bed frame, and a substrate bed vegetable groove arranged on the carrying frame, wherein the substrate bed vegetable groove comprises a color steel plate base arranged on the carrying frame, a canvas layer arranged on the color steel plate base, and a filling layer arranged on the canvas layer, and the filling layer comprises ceramsite and melon seed pieces;

the device comprises a liquid guide pipe communicated with the anaerobic biochemical chamber, a water sprayer communicated with the liquid guide pipe, a liquid discharge pipe connected with the substrate bed vegetable groove, a PH detector arranged on the liquid discharge pipe, a return pipe communicated with the liquid discharge pipe, a first sealing door arranged on the liquid discharge pipe, and a second sealing door arranged on the liquid discharge pipe.

Preferably, the water collecting pool comprises a water collecting wall communicated with the liquid discharge pipe, an ultraviolet lamp arranged on the water collecting wall, and a water pump arranged in the water collecting wall.

In the technical scheme, the invention provides the following technical effects and advantages:

1. by arranging the sewage treatment system, sewage generated by the fish pond can be well treated, and the sewage treatment system has great effects on maintaining the stable pH value of water in the fish pond and providing elements required by growth for vegetables;

2. the sewage discharged from the fishpond is filtered by a micro-filter, so that large solid impurities such as fish food, excrement and the like in the water can be removed, the sewage is purified in the first step, and a good cushion is laid for subsequent purification;

3. after the sewage filtered by the micro-filter is introduced into the biochemical tank, small-particle solid impurities contained in the sewage are further removed through the screening action of the settling chamber and the filtering chamber, and then through the aerobic reaction of the aerobic biochemical chamber and the aerobic reaction of the anaerobic biochemical chamber, a part of nitrogen, ammonia and other elements which obviously affect the pH value in the sewage are primarily removed, so that the whole biochemical tank can not only remove the solid impurities in the sewage, but also remove the impurities dissolved in the sewage, and effectively purify the sewage;

4. the sewage through biochemical pond processing does not have solid debris, only chemical elements such as nitrogen and ammonia that dissolve in it can exert an influence to the pH value, when sewage passes through the sprinkler and reaches the dish inslot, plant rhizome can carry out abundant absorption to elements such as nitrogen and ammonia that the aquatic contains, so not only can provide required growth condition for vegetables, but also fully clear away the influence elements of pH value that contain in the sewage, make sewage obtain abundant purification, reach the purpose that fine maintenance system pH value is stable and provide chemical element for vegetables.

5. Through the treatment in matrix bed district, sewage can satisfy the domestic needs of fish basically already, after leading into the catch basin with water, through the sterilization of ultraviolet ray lamps and lanterns and insecticidal effect, water has reached the required condition of fish life completely this moment, leads to the water purification through the water pump and leads to in the aquarium.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the fishpond of the present invention;

FIG. 3 is a schematic view of a micro-filter according to the present invention;

FIG. 4 is a schematic view of the structure of a biochemical pool according to the present invention;

FIG. 5 is a schematic view of a screen cleaning apparatus according to the present invention;

FIG. 6 is a schematic view of the exhaust apparatus of the present invention;

FIG. 7 is a schematic view of the structure of the substrate bed zone of the present invention;

FIG. 8 is a longitudinal cross-sectional view of a substrate bed vegetable sink of the present invention;

FIG. 9 is a schematic diagram of a pH sensor according to the present invention;

fig. 10 is a schematic view of the structure of the catch basin of the present invention.

Description of reference numerals: 1. a fishpond; 11. a net cage; 12. a heater; 13. a temperature controller; 14. an aerator; 2. a connecting pipe; 3. a micro-filter; 31. a housing; 32. a filter cartridge; 33. a motor; 34. a backwashing device; 35. a cleaning device; 351. a first punch; 352. a connecting rod; 353. a brush; 4. a biochemical pool; 41. a settling chamber; 411. a first isolation mesh; 42. a filtering chamber; 421. a filter screen; 422. a second punch; 423. an absorbent shell; 424. a water absorption door; 425. a micro filter screen; 426. a water pump; 427. a blower; 428. a drain door; 429. a sewage draining door; 43. an aerobic biochemical chamber; 431. an aerobic filling device; 432. an oxygen aeration machine; 433. an oxygen concentration sensor; 434. a second isolation mesh; 44. an anaerobic biochemical chamber; 441. an anaerobic filling device; 442. an exhaust housing; 443. a suction hole; 444. a control lever; 445. a balloon; 446. an electromagnetic exhaust valve; 447. an electromagnetic control switch; 448. an exhaust valve; 5. a matrix bed region; 51. a substrate bed frame; 52. a carrying rack; 53. a substrate bed vegetable sink; 531. a color steel plate base; 532. a canvas layer; 533. a filling layer; 54. a catheter; 55. a water sprayer; 56. a liquid discharge pipe; 57. a pH detector; 571. a first sealing door; 572. a second sealing door; 58. a return pipe; 6. a water collecting tank; 61. a water collection wall; 62. an ultraviolet lamp.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a novel matrix bed fish-vegetable intergrowth system, as shown in fig. 1-10, including aquarium 1 and sewage treatment system, aquarium 1 includes box with a net 11 of adjustable aperture size, set up heater 12 on aquarium 1, the temperature controller 13 of setting on aquarium 1, the oxygen-increasing machine 14 of setting on aquarium 1, box with a net 11 in aquarium 1 can adapt to the change of different fish conditions through adjusting the aperture size, very strong adaptability has, because the density of hot water is less than cold water, consequently, heater 12 sets up the bottom at aquarium 1, can make hot water progressively upwards adjust the temperature, it is low excessively to be less than aquarium 1 temperature in aquarium, when being less than the required survival conditions of fish, can rise aquarium 1 temperature through heater 12, and oxygen-increasing machine 14 sets up in the bottom, be favorable to oxygen fully to contact with water, increase the time that oxygen melts into water, can effectively increase aquatic oxygen content, provide suitable living environment for the fish, temperature controller 13 can be accurate accuse water temperature, set up in the level with the fish temperature level that is the basic samely, be favorable to accurate measurement.

The fish pond 1 is communicated with a sewage treatment system which comprises a micro-filter 3, the micro-filter 3 is connected with a biochemical pond 4, the biochemical pond 4 is connected with a matrix bed area 5, the matrix bed area 5 is connected with a water collecting pond 6, the micro-filter 3, the biochemical pond 4, the matrix bed area 5 and the water collecting pond 6 are communicated and connected through a connecting pipe 2,

as shown in fig. 3, the micro-filter 3 can be used for filtering solid impurities in sewage, the micro-filter 3 includes a housing 31, the housing 31 is connected with a filter cylinder 32, the filter cylinder 32 is connected with a motor 33, the filter cylinder 32 can rotate under the driving of the motor 33, the filter cylinder 32 can filter large-particle impurities in the sewage during the rotation, the impurities can be attached to the filter cylinder 32, the housing 31 is connected with a back washing device 34, the back washing device 34 can remove the impurities attached to the filter cylinder 32, the housing 31 is also connected with a cleaning device 35, the cleaning device 35 can assist in cleaning the impurities on the filter cylinder 32, the first punch 351 can drive the brush 353 to reciprocate through the connecting rod 352, and the brush 353 can remove the impurities which are difficult to clean on the filter cylinder 32 during the reciprocating motion of the surface of the filter cylinder 32.

As shown in fig. 4-6, the biochemical tank 4 is used for treating microorganisms and bacteria in water, and comprises a settling chamber 41 communicated with a micro-filter, the settling chamber 41 is used for settling large-particle impurities in sewage, the settling chamber 41 is provided with a first isolation net 411 at the communication part with the filtering chamber 42, the settling chamber 41 is communicated with the filtering chamber 42, the filtering chamber 42 is used for filtering small-particle impurities in sewage, a filtering net 421 is inserted into the filtering chamber 42, the filtering net 421 can filter the small-particle impurities in sewage, the filtering net 421 is provided with a filtering net cleaning device for cleaning the filtering net 421, the filtering net cleaning device comprises a second punch 422 connected with the bottom surface of the filtering chamber 42, a connecting rod connected with the second punch 422, an absorption shell 423 connected with the connecting rod, a suction pump 426 connected with the absorption shell 423, a blower 427 connected with the absorption shell 423, a micro-filtering net 425 connected with the absorption shell 423, a water suction door 424, a drainage door 428 and a drainage door 429, when the filtering net 421 needs to be cleaned, the absorption shell 423 can move along with the suction pump 422, the suction door 423 opens, the drainage door 423 opens, the suction door 429 opens, the drainage door 429 closes the filtering net 429 and the filtering net 426 and the filtering net 424 can remove impurities adhered to the filtering net 426, when the filtering net 426 and the filtering net 426 is adhered to the filtering net 428, the sewage enters the sewage, the drainage door 429, the sewage enters the drainage door 429, the drainage door 428, the filtering net 428, the sewage will be removed by the drainage door 429, the drainage door 428, the filtering net 426, the drainage door 429, the filtering net 428 will be adhered to the filtering net 426, the sewage falls into the garbage collection box, a flow limiting pipe is arranged at the communication position of the filtering chamber 42 and the aerobic biochemical chamber 43, a flow limiting net is connected onto the flow limiting pipe, the flow limiting pipe can control the flow rate of the sewage flowing into the aerobic biochemical chamber 43, the biochemical reaction is not influenced due to the overlarge flow rate, and the flow limiting net can screen out solid impurities in the sewage to further purify the sewage.

As shown in fig. 4, the filtering chamber 42 is connected to an aerobic biochemical chamber 43 in a penetrating manner, the aerobic biochemical chamber 43 includes an aerator 432 for providing oxygen for aerobic reaction, the aerator 432 is connected to an oxygen concentration sensor 433, when the oxygen concentration in the aerobic biochemical chamber 43 is too low, the oxygen concentration sensor 433 can start the aerator 432 to increase the oxygen content, an aerobic filler 431 is disposed in the aerobic biochemical chamber 43, a second isolation net 434 is disposed at a communication position between the aerobic biochemical chamber 43 and the anaerobic biochemical chamber 44, and the second isolation net 434 can screen out solid impurities in sewage to purify sewage.

As shown in fig. 4, the aerobic biochemical chamber 43 is connected to the anaerobic biochemical chamber 44 through, the anaerobic biochemical chamber 44 includes an anaerobic filler 441 and an exhaust device, the exhaust device is used for discharging oxygen, and includes an exhaust casing 442 passing through the anaerobic biochemical chamber 44, an air suction hole 443 disposed on the exhaust casing 442, a control rod 444 disposed on the exhaust casing 442, a balloon 445 connected to the control rod 444, an electromagnetic exhaust valve 446 disposed on the exhaust casing 442, an exhaust valve 448 disposed on the electromagnetic exhaust valve 446, and an electromagnetic control switch 447 disposed on the electromagnetic exhaust valve 446, when the oxygen concentration in the anaerobic biochemical chamber 44 is too high, oxygen enters the exhaust casing 442 through the air suction hole 443 to drive the balloon 445 to move upward, the balloon 445 drives the control rod 444 to move, when the control rod 444 abuts against the electromagnetic control switch 447, the exhaust valve 448 is opened, and oxygen is released, so that the anaerobic biochemical chamber 44 achieves the conditions required for anaerobic reaction.

As shown in fig. 7-8, the substrate bed area 5 is used for absorbing chemical components such as nitrogen and ammonia dissolved in water, the substrate bed area 5 includes a substrate bed frame 51, a rack 52 disposed on the substrate bed frame 51, and a substrate bed dish groove 53 disposed on the rack 52, the substrate bed dish groove 53 includes a color steel plate base 531 disposed on the rack 52, a canvas layer 532 disposed on the color steel plate base 531, and a filling layer 533 disposed on the canvas layer 532, the filling layer 533 includes ceramsite and melon seed pieces, due to the excellent water-proof effect of the canvas layer 532, water can be well stored without loss, the ceramsite and the melon seed pieces can provide an ideal culture medium for vegetables, and these conditions provide good conditions for the vegetables to absorb elements such as nitrogen and ammonia in water.

As shown in FIGS. 7 to 9, the anaerobic biochemical chamber 44 is communicated with a liquid guide pipe 54, the liquid guide pipe 54 is communicated with a water sprayer 55, the substrate bed vegetable tank 53 is connected with a liquid discharge pipe 56, liquid flowing out from the anaerobic biochemical chamber 44 passes through the water sprayer 55 and is absorbed by vegetables, a pH detector 57 arranged on the liquid discharge pipe 56, a return pipe 58 communicated with the liquid discharge pipe 56, a first sealing door 571 arranged on the liquid discharge pipe 56, a second sealing door 572 arranged on the return pipe 58, the water absorbed by the vegetables passes through the test of the pH detector 57, if the pH is stable, the first sealing door 571 is opened, the water flows out through the liquid discharge pipe 56, if the pH is unstable, the second sealing door 572 is opened, and the water returns to the liquid guide pipe 54 to continue the treatment.

As shown in fig. 10, the water collecting tank 6 is used for killing microorganisms such as worm eggs and bacteria in water, the water collecting tank 6 includes a water collecting wall 61 communicated with the liquid discharge pipe 56, and an ultraviolet lamp 62 disposed on the water collecting wall 61, the ultraviolet lamp 62 can purify the water flowing out through the liquid discharge pipe 56 because the ultraviolet lamp has strong sterilizing and insecticidal effects, and a water pump disposed in the water collecting wall 61 can pour the water sterilized by the ultraviolet lamp 62 into the fish pond 1.

The working principle of the invention is as follows: sewage generated by a fish pond 1 flows into a microfiltration machine 3 through a connecting pipe 2, a filter cylinder 32 is driven by a motor 33 to rotate, impurities are attached to the filter cylinder 32 after being filtered by the filter cylinder 32, impurities attached to the filter cylinder 32 are removed by a backwashing device 34, a first punch 351 can drive a brush 353 to reciprocate through a connecting rod 352, the brush 353 removes impurities which are difficult to clean on the filter cylinder 32 in the reciprocating process of the surface of the filter cylinder 32, water flowing into a biochemical pond 4 through the connecting pipe 2 enters an aerobic biochemical chamber 43 after being precipitated by a precipitation chamber 41 and filtered by a filter chamber 42 to generate an aerobic reaction, when the oxygen concentration in the aerobic biochemical chamber 43 is too low, an oxygen concentration sensor 433 can start an aerator 432 to increase the oxygen content, then the water flows into an anaerobic biochemical chamber 44 to generate an anaerobic reaction, when the oxygen concentration in the biochemical chamber 44 is too high, the oxygen enters an exhaust shell 442 through an air suction hole 443 to drive a balloon to move upwards, the balloon drives a control rod 444 to move, when the control rod 444 resists against an electromagnetic control switch 447, the opening, the oxygen is released, the water flows into a substrate bed 448, flows into an exhaust area 56 through a water pipe 56, if the ultraviolet ray disinfection water collection and flows back into a PH disinfection water collection and flows out through a PH disinfection water collection and a PH disinfection water collection pipe 62, if the sterilization water collection tank 62, the sterilization water collection tank is opened, the sterilization water collection tank is continuously flows out through a second sterilization water collection tank 56, and flows through a sterilization water collection pipe 445.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A novel matrix bed fish-vegetable symbiotic system comprises a fish pond and a sewage treatment system, wherein the fish pond is communicated with the sewage treatment system; the sewage treatment system comprises a micro-filter, a biochemical tank connected with the micro-filter, a substrate bed area connected with the biochemical tank, and a water collecting tank connected with the substrate bed area;

the micro-filter is used for filtering solid impurities in the sewage;

the matrix bed area is used for absorbing chemical components such as nitrogen and ammonia dissolved in water;

2. The novel matrix bed fish-vegetable symbiotic system is characterized in that: the fishpond comprises a net cage with the aperture adjustable, a heater arranged on the fishpond, a temperature controller arranged on the fishpond, and an aerator arranged on the fishpond.

3. The novel substrate bed fish-vegetable symbiotic system according to claim 1, is characterized in that: the micro-filter comprises a shell, a filter cylinder connected with the shell, a motor connected with the filter cylinder, a back washing device connected with the shell and a cleaning device connected with the shell;

the cleaning device is used for cleaning impurities on the filter cylinder and comprises a first punching machine connected with the shell, a connecting rod connected with the first punching machine, and a brush connected with the connecting rod, wherein the brush is tightly attached to the filter cylinder.

4. The novel substrate bed fish-vegetable symbiotic system according to claim 1, is characterized in that: the settling chamber is used for settling large-particle impurities in the sewage, and a first isolation net is arranged at the communication position of the settling chamber and the filtering chamber.

5. The novel substrate bed fish-vegetable symbiotic system according to claim 4, is characterized in that: the filter chamber is used for filtering small-particle impurities in sewage, a filter screen is inserted into the filter chamber, a filter screen cleaning device is arranged on the filter screen, a flow limiting pipe is arranged at the communication position of the filter chamber and the aerobic biochemical chamber, and a flow limiting net is connected to the flow limiting pipe.

6. The novel substrate bed fish-vegetable symbiotic system according to claim 5, is characterized in that: the filter screen cleaning device is used for cleaning a filter screen and comprises a second punching machine connected with the bottom surface of the filter chamber and a connecting rod connected with the second punching machine;

7. The novel matrix bed fish-vegetable symbiotic system according to claim 5, is characterized in that: the aerobic biochemical chamber comprises an oxygen aeration machine for providing oxygen for aerobic reaction and an oxygen concentration sensor connected with the oxygen aeration machine, an aerobic filler is arranged in the aerobic biochemical chamber, and a second isolation net is arranged at the communication part of the aerobic biochemical chamber and the anaerobic biochemical chamber.

8. The novel matrix bed fish-vegetable symbiotic system according to claim 7, is characterized in that: the anaerobic biochemical chamber comprises an anaerobic filler and an exhaust device, wherein the exhaust device is used for discharging oxygen and comprises an exhaust shell arranged on the anaerobic biochemical chamber in a penetrating mode, an air suction hole arranged on the exhaust shell, a control rod arranged on the exhaust shell, a balloon connected with the control rod, an electromagnetic exhaust valve arranged on the exhaust shell, an exhaust valve arranged on the electromagnetic exhaust valve and an electromagnetic control switch arranged on the electromagnetic exhaust valve.

9. The novel substrate bed fish-vegetable symbiotic system according to claim 8, wherein: the substrate bed area comprises a substrate bed frame, a bearing frame arranged on the substrate bed frame, and a substrate bed vegetable groove arranged on the bearing frame, wherein the substrate bed vegetable groove comprises a color steel plate base arranged on the bearing frame, a canvas layer arranged on the color steel plate base, and a filling layer arranged on the canvas layer, and the filling layer comprises ceramsite and melon seed pieces;

10. The novel substrate bed fish-vegetable symbiotic system according to claim 9, characterized in that: the water collecting pool comprises a water collecting wall communicated with the liquid discharge pipe, an ultraviolet lamp arranged on the water collecting wall, and a water pump arranged in the water collecting wall.