CN111595133A

CN111595133A - Biological drying aeration equipment

Info

Publication number: CN111595133A
Application number: CN202010553283.8A
Authority: CN
Inventors: 李季; 籍延宝
Original assignee: Zhongnong Xinke Suzhou Organic Cycle Research Institute Co ltd
Current assignee: Zhongnong Xinke Suzhou Organic Cycle Research Institute Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-08-28

Abstract

The invention discloses a biological drying aeration device, which comprises an aeration panel, a dredging bolt panel and a bottom tray, wherein the aeration panel, the dredging bolt panel and the bottom tray are arranged from top to bottom; aeration holes are distributed on the aeration panel; the dredging bolt is arranged on the dredging bolt panel corresponding to the position of the aeration hole, and an air outlet of the dredging panel is also distributed; the aeration pipe is arranged on the bottom tray, the aeration pipe is arranged above the bottom tray, the camshaft is simultaneously provided with the control motor and placed horizontally, the camshaft is driven by the control motor to rotate, the extrusion plate is arranged above the cam on the camshaft, the extrusion plate is fixed on the bottom tray through the elastic component, when the camshaft rotates, the extrusion plate firstly moves upwards under the action of the cam and then moves downwards under the action of the elastic component, the extrusion plate is fixed with the dredging bolt panel, the extrusion plate and the dredging bolt panel are fixed, the two are simultaneously moved upwards and downwards, and when the camshaft moves upwards, the dredging bolt penetrates through the aeration hole to realize dredging. The aeration device can effectively prevent the aeration holes from being blocked while realizing the aeration function, and ensure the aeration effect.

Description

Biological drying aeration equipment

Technical Field

The invention relates to the technical field of organic waste treatment, in particular to a biological drying aeration device.

Background

In the biological drying process of organic waste treatment, in order to achieve the purposes of rapid material drying and moisture loss, the prior art adds an aeration function in a reactor, and realizes that gas enters the reactor from the bottom of the reactor and passes through the whole material by utilizing an external air pump or a fan, and the water in the material is taken away by the flow of the gas in the whole process, so that the material is rapidly dried.

The existing organic waste biological drying reactor can be divided into two types according to different directions of a stirring shaft, namely a vertical stirring reactor (such as a silo type) and a non-vertical stirring reactor, wherein the stirring shaft of the former type is vertical to the ground; the stirring shaft of the latter is parallel to the ground or forms a certain included angle with the ground, and the stirring shaft of the reactor is parallel to the ground or forms a certain included angle, so that the material can form force action on the aeration hole due to the action of gravity and stirring action, so that the material can easily enter the aeration hole to form the blockage of the aeration hole. After the aeration holes are blocked, the efficiency of the whole reactor is reduced, and the realization of quick biological drying is not facilitated.

Among the prior art, the aeration hole is for preventing stifled, either sets up at the reactor lateral wall, or sets up at the reactor top, but from the actual effect, these two kinds of schemes all have the gas of exposing to the sun and can not get into among the material just be taken away by the fan, greatly reduced the effect of aeration, increased the energy consumption simultaneously.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects of the background art, the invention discloses a biological drying aeration device which can effectively prevent aeration holes from being blocked while realizing an aeration function.

The technical scheme is as follows: the biological drying aeration device comprises an aeration panel, a dredging plug panel and a bottom tray which are sequentially arranged from top to bottom;

aeration holes are distributed on the aeration panel;

the dredging bolt is arranged on the dredging bolt panel corresponding to the position of the aeration hole, and the dredging panel air outlet is also arranged on the dredging bolt panel;

the aeration pipe is arranged on the bottom tray, the aeration pipe aerates the upper portion of the bottom tray, the cam shaft which is arranged on the bottom tray and is used for controlling the motor and the horizontal position is arranged on the bottom tray, the cam shaft is driven by the control motor to rotate, the extrusion plate is arranged above the cam on the cam shaft and fixed on the bottom tray through the elastic component, when the cam shaft rotates, the extrusion plate firstly moves upwards under the action of the cam and then moves downwards under the action of the elastic component, the extrusion plate is fixed with the dredging bolt panel, the extrusion plate and the dredging bolt panel move up and down simultaneously, and when the extrusion plate moves upwards, the dredging bolt penetrates through the aeration hole.

When the aeration device works, aeration gas generated by the aeration holes through a fan or an air compressor sequentially passes through the air outlet of the dredging panel and the aeration holes to be aligned above the aeration panel, namely the bottom of the reactor is upwards aerated, and when the aeration is carried out, the material enters the aeration holes to form blockage of the aeration holes, the motor is controlled to work, the cam shaft is driven to rotate, the cam drives the extrusion plate, the dredging bolt is indirectly driven to move upwards to penetrate through the aeration holes, and the dredging is realized; after the cam rotates to the low position, the extrusion plate returns to the original position under the traction of the elastic assembly, namely the dredging bolt is pulled out from the aeration hole.

Furthermore, each aeration hole is provided with an aeration hole sleeve which corresponds to the dredging bolt and is used for inserting the dredging bolt, and the dredging bolt is driven by the extrusion plate to reciprocate in the aeration hole sleeve.

Furthermore, the aeration hole sleeve and the dredging bolt are respectively fixed on the aeration panel and the dredging bolt panel through bolt structures, so that the aeration hole sleeve and the dredging bolt are convenient to disassemble and clean.

Furthermore, the peripheral wall of the dredging bolt is provided with a thread structure, so that the friction force of the dredging brush is increased, the aeration hole is prevented from being blocked, and the thread structure can ensure that the dredging bolt does not influence the passing of gas in the aeration hole sleeve.

Furthermore, elastic component including locate the spring of bottom tray four corners perpendicularly and extended to the mediation bolt panel pull rod of four springs respectively by the stripper plate to it is fixed with the spring, mediation bolt panel pull rod is fixed bottom the board with the mediation bolt, reciprocates simultaneously. After the pressing plate moves upwards under the action of the cam, the spring generates a pulling-back elastic force.

Further, be equipped with the dead lever in the spring, dead lever through connection aeration panel, mediation bolt panel and bottom tray, wherein aeration panel and bottom tray position are fixed, and mediation bolt panel and dead lever sliding connection, the mediation of dead lever is tied panel and bottom tray section to the spring housing. The fixing rod plays a role in fixing the position of the whole device, and meanwhile, the spring cannot be horizontally deviated in the stretching/compressing process.

Furthermore, a percolate blocking cover is arranged above an air outlet of the aeration pipe and fixed on the bottom tray through a support, and is used for preventing percolate in the material from directly falling into the aeration pipe.

Furthermore, the bottom tray is of a concave plate structure with high periphery and low middle part, a percolate discharge port is formed in the middle drainage low point, and percolate can directly flow to the percolate discharge port to be discharged after flowing into the bottom tray.

Has the advantages that: compared with the prior art, the invention has the advantages that: the device can perform aeration anti-blocking in the biological drying process, promote the water loss of drying equipment through aeration, promote microorganisms to decompose waste and generate heat, and finally improve the biological drying effect; the aeration hole can be effectively prevented from being blocked by the materials under the action of gravity or stirring during aeration, and the aeration effect is ensured.

Drawings

Fig. 1 is an expanded schematic view of the structure of the present invention.

Detailed Description

The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

The biological drying aeration device shown in fig. 1 comprises an aeration panel 1, a dredging plug panel 2 and a bottom tray 3 which are sequentially arranged from top to bottom, wherein the aeration panel 1 is arranged at the bottom of a reactor. The whole aeration device is arranged in the sealed aeration box body and is positioned below the reactor. The aeration panel 1 is the upper bottom surface of the box body, and the bottom tray 3 is the lower bottom surface.

A plurality of aeration holes 101 are arranged on the aeration panel 1, and an aeration hole sleeve 102 is arranged below each aeration hole 101.

The dredging bolt panel 2 is provided with a dredging bolt 201 corresponding to the position of the aeration hole sleeve 102, the dredging bolt 201 can penetrate through the aeration hole sleeve 102 from the lower part to play a dredging role, and the dredging panel air outlet 202 is also arranged on the dredging bolt panel 2.

Aeration hole sleeve 102 and mediation bolt 201 are fixed respectively on aeration panel 1 and mediation bolt panel 2 through bolted construction, and the dismantlement in the later stage of being convenient for is washd, 201 periphery wall of mediation bolt is equipped with unevenness's helicitic texture, increases mediation brush frictional force, prevents that the aeration hole from blockking up, and helicitic texture has guaranteed that when the mediation bolt 201 is arranged in aeration hole sleeve 102, gas also can normally pass through simultaneously.

Aeration pipe 301 is equipped with on the tray 3 of bottom and aerates to tray top of bottom, loops through mediation panel gas outlet 202 and aeration hole sleeve 102, from aeration hole 101 blowout, be equipped with control motor 302 and the camshaft 303 of level placing simultaneously on the tray 3 of bottom, control motor 302 is fixed through the frame, camshaft 303 rotates under the drive of control motor 302, cam top on the camshaft 303 is equipped with stripper plate 304, stripper plate 304 is fixed in on the tray 3 of bottom through elastic component, elastic component includes the spring 401 of locating bottom tray 3 four corners perpendicularly and the mediation bolt panel pull rod 402 that extends to four springs respectively by stripper plate 304 to it is fixed with spring 401, mediation bolt panel pull rod 402 is fixed with mediation bolt panel 2 bottom, reciprocates simultaneously.

When the cam shaft 303 rotates, the extrusion plate 304 firstly moves upwards under the action of the cam to drive the dredging bolt panel 2 to move upwards, the dredging bolt 201 is upwards inserted into the aeration hole sleeve 102 to realize dredging operation, meanwhile, a pulling force is generated on the spring 401, when the cam rotates to a low point, the extrusion plate 304 is pulled downwards under the action of the spring 401, and the dredging bolt 201 is pulled out from the aeration sleeve 102 to sequentially move in a reciprocating manner.

Be equipped with dead lever 5 in the spring 401, dead lever 5 through connection aeration panel 1, mediation bolt panel 2 and bottom tray 3, wherein aeration panel 1 and bottom hold in the palm 3 fixed time rigidity with dead lever 5, set up the hole on the mediation bolt panel 2 and supply dead lever 5 to pass, realize sliding connection, the mediation bolt panel 2 and the 3 sections of bottom tray of dead lever 5 are established to spring 401 cover for spring 401 receives the spacing of dead lever 5 when tensile/compression, can not take place horizontal position's skew.

In consideration of the fact that leachate flows down from the aeration holes 101, in order to prevent the leachate in the material from directly falling into the aeration pipe 301, a leachate blocking cover 305 is arranged above the gas outlet of the aeration pipe 301 and fixed on the bottom tray 3 through a support to play a role of covering. The percolate directly flows to the bottom tray 3, meanwhile, the bottom tray 3 is of a concave plate structure with high periphery and low middle, and a percolate discharge outlet 306 is formed at the middle drainage low point for discharging the percolate.

The using method comprises the following steps:

1. before the waste is treated, a percolate discharge valve is manually opened, percolate at the bottom of the aeration device is quickly drained, and then the valve is closed;

2. the reactor is started, the aeration device is started at the same time, the fan or the air compressor is used for generating aeration gas, and the gas enters the aeration device through the aeration pipe and enters the materials through the aeration holes. The aeration rate can be manually adjusted, and the adjustment range is 0.2-0.50 m³/min/m³；

3. Meanwhile, the dredging motor is started, the rotating speed is 60 revolutions per minute, the motor drives the cam shaft, the whole dredging bolt panel moves up and down to dredge, and the aeration hole is prevented from being blocked;

4. and dynamically adjusting the rotating speed of the dredging motor according to the moisture content and the porosity of the material, thereby adjusting the up-and-down moving frequency and speed of the dredging bolt panel. The biological drying period is 24 hours, the rotating speed of a dredging motor in the first 3 hours is 60 revolutions per minute, the rotating speed of a dredging motor in the first 4-12 hours is 30 revolutions per minute, and the rotating speed of the dredging motor in the first 13-24 hours is 15 revolutions per minute.

The device is used for aeration and anti-blocking in the biological drying process. Through aeration, the water loss of the drying equipment is promoted, meanwhile, the waste decomposition and heat generation of microorganisms are promoted, and finally, the biological drying effect is improved. Through actual test determination, the aeration device shortens the drying time by 13 percent and improves the drying efficiency.

Claims

1. A biological drying aeration device is characterized in that: comprises an aeration panel (1), a dredging bolt panel (2) and a bottom tray (3) which are arranged from top to bottom in sequence;

aeration holes (101) are distributed on the aeration panel (1);

the dredging bolt panel (2) is provided with a dredging bolt (201) corresponding to the position of the aeration hole (101), and the dredging bolt panel (2) is also provided with a dredging panel air outlet (202);

the aeration pipe (301) is arranged on the bottom tray (3) to aerate the upper portion of the bottom tray, the control motor (302) and the cam shaft (303) placed horizontally are arranged on the bottom tray (3) at the same time, the cam shaft (303) is driven by the control motor (302) to rotate, the extrusion plate (304) is arranged above the cam on the cam shaft (303), the extrusion plate (304) is fixed on the bottom tray (3) through an elastic component, when the cam shaft (303) rotates, the extrusion plate (304) moves upwards under the action of the cam and then moves downwards under the action of the elastic component, the extrusion plate (304) is fixed with the dredging bolt panel (2), the two move upwards and downwards at the same time, and when the extrusion plate moves upwards, the dredging bolt (201) penetrates through the aeration hole (101) to realize dredging.

2. The biological drying aeration device of claim 1, wherein: an aeration hole sleeve (102) which corresponds to the dredging bolt (201) and is used for inserting the dredging bolt is arranged below each aeration hole (101).

3. The biological drying aeration device of claim 2, wherein: the aeration hole sleeve (102) and the dredging bolt (201) are respectively fixed on the aeration panel (1) and the dredging bolt panel (2) through bolt structures.

4. The biological drying aeration device of claim 2, wherein: the outer peripheral wall of the dredging bolt (201) is provided with a thread structure.

5. The biological drying aeration device of claim 1, wherein: the elastic assembly comprises springs (401) vertically arranged at four corners of the bottom tray (3) and dredging bolt panel pull rods (402) respectively extending to the four springs through the extrusion plate (304) and fixed with the springs (401), and the dredging bolt panel pull rods (402) are fixed with the bottoms of the dredging bolt panels (2) and move up and down simultaneously.

6. The biological drying aeration device of claim 5, wherein: be equipped with dead lever (5) in spring (401), dead lever (5) through connection aeration panel (1), mediation bolt panel (2) and bottom tray (3), wherein aeration panel (1) and bottom tray (3) position fixing, mediation bolt panel (2) and dead lever (5) sliding connection, mediation bolt panel (2) and bottom tray (3) section of dead lever (5) are established in spring (401) cover.

7. The biological drying aeration device of claim 1, wherein: a percolate blocking cover (305) is arranged above an air outlet of the aeration pipe (301) and is fixed on the bottom tray (3) through a support.

8. The biological drying aeration device of claim 1, wherein: the bottom tray (3) is of a concave plate structure with high periphery and low middle, and a percolate discharge port (306) is formed at the middle drainage low point.