CN212954941U

CN212954941U - Aerobic fermentation compost bottom oxygenation device

Info

Publication number: CN212954941U
Application number: CN202021858076.5U
Authority: CN
Inventors: 胡森林
Original assignee: Hubei Jiatelin Bio Environmental Protection Technology Co ltd
Current assignee: Hubei Jiatelin Bio Environmental Protection Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-13
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses an aerobic fermentation compost bottom oxygenation device, which comprises a fermentation tank, wherein a sieve plate is arranged at the bottom in the fermentation tank, a support capable of lifting is arranged below the sieve plate, a lifting mechanism is arranged between the fermentation tank and the support, a gas collection box is arranged on the support, a plurality of oxygen spraying branch pipes capable of passing through sieve holes of the sieve plate are vertically arranged on the gas collection box, an oxygen increasing machine is arranged outside the fermentation tank, and an oxygen supply pipe is arranged between the oxygen increasing machine and the gas collection box; the bottom of fermentation cylinder is equipped with the delivery port, one side of fermentation cylinder is located be equipped with the discharge gate in the top of sieve. The utility model discloses an aerobic fermentation compost bottom oxygenation device belongs to compost fermentation technical field, rises through elevating system control support, makes the oxygen spraying branch pipe on the gas collecting box pass the sieve mesh of sieve, inserts in the fertilizer, carries out the microorganism oxygen suppliment in to the fertilizer, improves the fermentation efficiency of microorganism to the decomposition efficiency of organic matter and compost.

Description

Aerobic fermentation compost bottom oxygenation device

Technical Field

The utility model relates to a compost fermentation technology, in particular to an aerobic fermentation compost bottom oxygenation device.

Background

With the vigorous development of industry and agriculture, a large amount of various organic wastes including human, animal and poultry excrement, straws, municipal domestic garbage and the like are produced, and the organic wastes contain rich fertilizer elements and are high-quality raw materials for preparing organic fertilizers. However, the organic fertilizer which is not fully decomposed is applied to farmland soil, can not generate nutrient elements required by the growth of crops, and can also generate adverse effect on the growth of the crops, because the fertilizer efficiency of the organic fertilizer is that the organic nitrogen, phosphorus and potassium elements are mineralized by the decomposition of microorganisms to be converted into an effective state, and the content of the effective nitrogen, phosphorus and potassium of the organic fertilizer which is not fully decomposed is low. In addition, the excrement of human, livestock and poultry contains a large amount of microorganisms, wherein the microorganisms have beneficial effects on the growth of crops and harmful effects on the growth of the crops, and can be subjected to harmless treatment after decomposition and decomposition.

In the existing composting device, because the oxygen can not be added to the compost in the fermentation tank, the fermentation speed of the compost is slow, and the decomposition efficiency of microorganisms is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an aerobic fermentation compost bottom oxygenation device, which aims at overcoming some defects in the prior art.

In order to achieve the purpose, the utility model provides an aerobic fermentation compost bottom oxygenation device, which comprises a fermentation tank, wherein a sieve plate is arranged at the bottom in the fermentation tank, a support capable of lifting is arranged below the sieve plate, a lifting mechanism is arranged between the fermentation tank and the support, a gas collection box is arranged on the support, a plurality of oxygen spraying branch pipes capable of passing through sieve holes of the sieve plate are vertically arranged on the gas collection box, an oxygen increasing machine is arranged outside the fermentation tank, and an oxygen supply pipe is arranged between the oxygen increasing machine and the gas collection box; the bottom of fermentation cylinder is equipped with the delivery port, one side of fermentation cylinder is located be equipped with the discharge gate in the top of sieve.

Furthermore, the lateral wall of fermentation cylinder with be equipped with guiding mechanism between the support, the bottom of fermentation cylinder inner wall is equipped with a plurality of vertical arrangement's gib block, be equipped with on the lateral wall of support a plurality of with the spout of gib block looks adaptation.

Furthermore, the sieve plate is supported on a plurality of guide strips, and the sieve plate is provided with mounting holes matched with the guide strips.

As a further improvement, the lifting mechanism comprises a screw nut arranged on the support, and a screw rod matched with the screw nut is arranged between the bottom end of the fermentation tank and the sieve plate.

Furthermore, a speed reducer connected with the screw rod is arranged on the outer wall of the bottom end of the fermentation tank.

Furthermore, the support is of a circular structure, the lead screw nut is arranged at the center of the support, and the gas collection box is an annular box arranged around the lead screw.

As a further improvement, a supporting seat is arranged at the top inside the fermentation tank, a vertical rotating shaft is arranged on the supporting seat, a stirring disc is arranged at the bottom end of the rotating shaft, a plurality of stirring rods are arranged at the bottom end of the stirring disc, a driving motor connected with the rotating shaft is arranged on a top cover of the fermentation tank, and an axial bearing and a radial bearing for supporting the rotating shaft are arranged on the supporting seat.

Advantageous effects

Compared with the prior art, the aerobic fermentation compost bottom oxygenation device of the utility model has the following beneficial effects:

1) the aerobic fermentation compost bottom oxygenation device of the utility model controls the support to ascend through the elevating mechanism, so that the oxygen spraying branch pipe on the gas collection box passes through the sieve mesh of the sieve plate and is inserted into the fertilizer, oxygen is conveyed to the gas collection box through the aerator, and then the oxygen spraying branch pipe is sprayed into the fertilizer for the absorption of microorganisms, thereby improving the decomposition efficiency of the microorganisms on organic matters and the fermentation efficiency of compost;

2) the utility model discloses an aerobic fermentation compost bottom oxygenation device has set up rabbling mechanism, can improve decomposition, fermentation efficiency, and the structure sets up ingeniously moreover, can not take place to interfere with the branch pipe that spouts oxygen.

Drawings

FIG. 1 is a sectional view of the aerobic fermentation compost bottom oxygenation device of the utility model;

FIG. 2 is an enlarged top view of the bracket of the present invention;

fig. 3 is a structural enlarged plan view of the middle gas collecting box of the utility model.

In the figure: 1. a fermentation tank; 2. a sieve plate; 3. a support; 4. a gas collection tank; 6. oxygen spraying branch pipes; 7. an aerator; 8. an oxygen supply tube; 9. a feed screw nut; 10. a lead screw; 11. a speed reducer; 12. a water outlet; 13. a discharge port; 14. a guide strip; 15. a chute; 16. mounting holes; 17. a supporting seat; 18. a rotating shaft; 19. a stirring plate; 20. a stirring rod; 21. a drive motor; 22. an axial bearing; 23. a radial bearing.

Detailed Description

The present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention, but are intended to be covered by the appended claims in any way.

The specific embodiment of the present invention is such: referring to fig. 1-3, an aerobic fermentation compost bottom oxygenation device comprises a fermentation tank 1, a fertilizer inlet is arranged on a top cover of the fermentation tank 1, a sieve plate 2 is arranged at the bottom in the fermentation tank 1, a support 3 capable of lifting is arranged below the sieve plate 2, a lifting mechanism is arranged between the fermentation tank 1 and the support 3, a gas collection tank 4 is arranged on the support 3, a plurality of oxygen spraying branch pipes 6 capable of penetrating through sieve holes of the sieve plate 2 are vertically arranged on the gas collection tank 4, an aerator 7 is arranged outside the fermentation tank 1, an oxygen supply pipe 8 is arranged between the aerator 7 and the gas collection tank 4, the aerator 7 mainly comprises an air pump and can convey compressed air into the gas collection tank 4 through the oxygen supply pipe 8; the bottom of the fermentation tank 1 is provided with a water outlet 12, and one side of the fermentation tank 1 is positioned above the sieve plate 2 and is provided with a discharge hole 13.

In the aerobic fermentation compost bottom oxygenation device, the lifting mechanism controls the support 3 to ascend, so that the oxygen spraying branch pipe 6 on the gas collecting box 4 penetrates through a sieve mesh of the sieve plate 2 and is inserted into a fertilizer, oxygen is conveyed to the gas collecting box 4 through the aerator 7 and then is sprayed into the fertilizer through the oxygen spraying branch pipe 6 to be absorbed by microorganisms, and the decomposition efficiency of the microorganisms on organic matters and the fermentation efficiency of compost are improved.

After the composting is finished, the hatch door at the discharge hole 13 can be opened to scrape the fertilizer out of the sieve plate 2.

The sieve plate 2 can filter water, so that the water is discharged to the bottom of the fermentation tank 1 and then discharged from the water outlet 12.

In this embodiment, be equipped with guiding mechanism between the lateral wall of fermentation cylinder 1 and the support 3, guiding mechanism includes a plurality of vertical arrangement's gib block 14 that the bottom of fermentation cylinder 1 inner wall was equipped with, is equipped with a plurality of spouts 15 with gib block 14 looks adaptation on the lateral wall of support 3. The guide strip 14 guides the bracket 3 to ensure that the bracket 3 slides up and down stably; the slide groove 15 is engaged with the guide strip 14, and the rotation of the bracket 3 can be prevented.

In this embodiment, the screen plate 2 is supported on a plurality of guide bars 14, the screen plate 2 is provided with mounting holes 16 corresponding to the guide bars 14, and the screen plate 2 and the guide bars 14 are fixed by a bolt structure.

In this embodiment, elevating system includes the screw-nut 9 that is equipped with on support 3, is equipped with the lead screw 10 with screw-nut 9 looks adaptation between the bottom of fermentation cylinder 1 and sieve 2. The outer wall of the bottom end of the fermentation tank 1 is provided with a speed reducer 11 connected with a screw rod 10. The speed reducer 11 drives the screw rod 10 to rotate, and the screw rod 10 drives the support 3 to slide up and down through the screw rod nut 9.

The bottom end of the fermentation tank 1 and the sieve plate 2 are provided with bearing structures matched with the top and the bottom of the screw rod 10, so that the screw rod 10 is ensured to rotate stably.

In the present embodiment, the support 3 has a circular structure, the screw nut 9 is disposed at the center of the support 3, and the gas collecting box 4 is an annular box disposed around the screw 10.

In this embodiment, top in the fermentation cylinder 1 is equipped with supporting seat 17, supporting seat 17 fixes on the inner wall of fermentation cylinder 1, be equipped with the pivot 18 of vertical setting on the supporting seat 17, the bottom of pivot 18 is equipped with agitator disk 19, the bottom of agitator disk 19 is equipped with a plurality of puddlers 20, be equipped with the driving motor 21 of being connected with pivot 18 on the top cap of fermentation cylinder 1, be equipped with axial bearing 22 and the journal bearing 23 that supports pivot 18 on the supporting seat 17, axial bearing 22 supports the epaxial shoulder of pivot 18, journal bearing 23 cup joints with pivot 18, thereby make pivot 18 steady rotation. The driving motor 21 drives the rotating shaft 18 to rotate, the rotating shaft 18 drives the stirring rod 20 through the stirring disc 19, and the stirring rod 20 stirs the fertilizer in the tank, so that the air permeability of the fertilizer is ensured, and the decomposition efficiency of microorganisms is improved.

The oxygen spraying branch pipes 6 are circumferentially arranged on the support 3 for a plurality of circles, the stirring rods 20 are arranged between two adjacent circles of oxygen spraying branch pipes 6, and the oxygen spraying branch pipes 6 and the stirring rods 20 cannot interfere with each other.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. An aerobic fermentation compost bottom oxygenation device comprises a fermentation tank (1), and is characterized in that a sieve plate (2) is arranged at the bottom in the fermentation tank (1), a support (3) capable of lifting is arranged below the sieve plate (2), a lifting mechanism is arranged between the fermentation tank (1) and the support (3), a gas collection tank (4) is arranged on the support (3), a plurality of oxygen spraying branch pipes (6) capable of penetrating through sieve meshes of the sieve plate (2) are vertically arranged on the gas collection tank (4), an aerator (7) is arranged outside the fermentation tank (1), and an oxygen supply pipe (8) is arranged between the aerator (7) and the gas collection tank (4); the bottom of fermentation cylinder (1) is equipped with delivery port (12), one side of fermentation cylinder (1) is located be equipped with discharge gate (13) of the top of sieve (2).

2. An aerobic fermented compost bottom aeration device according to claim 1, characterized in that a guiding mechanism is arranged between the side wall of the fermentation tank (1) and the support (3), and the guiding mechanism comprises a plurality of vertically arranged guiding strips (14) arranged at the bottom of the inner wall of the fermentation tank (1) and a plurality of sliding chutes (15) matched with the guiding strips (14) arranged on the side wall of the support (3).

3. An aerobic fermented compost bottom aeration device according to claim 2, characterized in that said sieve plate (2) is supported on a plurality of said guide bars (14), said sieve plate (2) being provided with mounting holes (16) adapted to said guide bars (14).

4. An aerobic fermented compost bottom oxygenation device as claimed in claim 1, 2 or 3, characterized in that the lifting mechanism comprises a screw nut (9) arranged on the bracket (3), and a screw (10) adapted to the screw nut (9) is arranged between the bottom end of the fermentation tank (1) and the sieve plate (2).

5. An aerobic fermented compost bottom aeration device according to claim 4, characterized in that the outer wall of the bottom end of the fermentation tank (1) is provided with a speed reducer (11) connected with the screw (10).

6. An aerobic fermented compost bottom aeration device according to claim 4, characterized in that the support (3) is of circular structure, the screw nut (9) is arranged at the center of the support (3), and the gas collection box (4) is an annular box arranged around the screw (10).

7. An aerobic fermentation compost bottom oxygen increasing device according to claim 5 or 6, characterized in that a supporting base (17) is arranged at the top inside the fermentation tank (1), a vertically arranged rotating shaft (18) is arranged on the supporting base (17), a stirring disc (19) is arranged at the bottom end of the rotating shaft (18), a plurality of stirring rods (20) are arranged at the bottom end of the stirring disc (19), a driving motor (21) connected with the rotating shaft (18) is arranged on the top cover of the fermentation tank (1), and an axial bearing (22) and a radial bearing (23) for supporting the rotating shaft (18) are arranged on the supporting base (17).