CN214345407U

CN214345407U - Waste gas treatment device for organic fertilizer fermentation tank

Info

Publication number: CN214345407U
Application number: CN202023153742.8U
Authority: CN
Inventors: 陈靳曦; 张冬霞; 李志彪; 李梦辉; 王芳
Original assignee: Ningbo Aikesen Environmental Technology Co ltd
Current assignee: Ningbo Aikesen Environmental Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-08
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a waste gas treatment device for an organic fertilizer fermentation tank, wherein an activated carbon box is fixed above a cyclone separator through a box body bracket, and the inlet of the activated carbon box is communicated with a gas outlet on the cyclone separator; the activated carbon box comprises a filter screen layer at the lowest layer and at least 1 activated carbon layer arranged above the filter screen layer, wherein the filter screen layer is provided with a left filter screen drawer and a right filter screen drawer, a first filter screen, a second filter screen and a third filter screen are sequentially arranged in the filter screen drawers from bottom to top, the first filter screen, the second filter screen and the third filter screen are integrally staggered by 90 degrees in the zigzag fluctuation and fluctuation directions, the activated carbon layer is provided with a left activated carbon drawer and a right activated carbon drawer, a lining net with one layer in zigzag fluctuation is arranged at the bottom of the activated carbon drawer, and activated carbon is arranged above the lining net. This technical scheme exhaust purification is effectual, can effectively improve the active carbon life in the active carbon case, and then reduce the purification cost.

Description

Waste gas treatment device for organic fertilizer fermentation tank

Technical Field

The utility model belongs to the exhaust-gas purification equipment field especially relates to a fertilizer is exhaust treatment device for fermentation vat.

Background

The existing organic fertilizer production process mainly mixes solid organic waste with auxiliary materials and microbial fermentation inoculants uniformly, fully decomposes the solid organic waste through tank-type aerobic continuous fermentation, deodorizes, sterilizes and dehydrates the solid organic waste to produce the organic fertilizer, but the materials in a fermentation tank are contacted with air through natural ventilation and continuous overturning and pushing, and are continuously aerobically fermented with oxygen, and a large amount of waste gas is released in the process.

The prior patent "201621200998.0" granted by the national intellectual property office is named as: "an exhaust system in fertilizer fermentation vat". The exhaust system comprises a transverse exhaust main pipeline paved on the groove-shaped fermentation tanks, wherein the transverse exhaust main pipeline is provided with a joint with a branch exhaust pipeline corresponding to each groove-shaped fermentation tank, the longitudinal branch pipelines are uniformly provided with air suction and exhaust ports, the exhaust end of the transverse exhaust main pipeline is connected with the inlet of an activated carbon box through a pipeline, the activated carbon box is at least arranged on an upper layer and a lower layer, each layer is provided with a drawer for placing activated carbon, and the outlet of the activated carbon box is butted with a fan on the second layer. In the system, waste gas is directly purified by the activated carbon box, so that the service life of activated carbon in the activated carbon box is short, the activated carbon in the activated carbon box needs to be frequently replaced, and the purification cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a processing apparatus for purifying produced waste gas of fertilizer fermentation vat, the device can effectively improve the active carbon life in the active carbon case, avoids frequently changing, reduces and purifies the cost.

The task of the utility model is accomplished in this way, comprising an activated carbon box 3, and is characterized in that the activated carbon box 3 is fixed above the cyclone separator 1 through a box body bracket 4, and an inlet 31 of the activated carbon box 3 is communicated with an air outlet 11 on the cyclone separator 1; the activated carbon box 3 comprises a filter screen layer 32 at the lowest layer and at least 1 activated carbon layer 33 arranged above the filter screen layer 32, the filter screen layer 32 is provided with a left filter screen drawer and a right filter screen drawer 34, a first filter screen 341, a second filter screen 342 and a third filter screen 343 are sequentially arranged in the filter screen drawers 34 from bottom to top, the first filter screen 341, the second filter screen 342 and the third filter screen 343 are wholly in a zigzag shape, the directions of the two filters are staggered by 90 degrees, the activated carbon layer 33 is provided with a left activated carbon drawer and a right activated carbon drawer 35, a lining screen 351 in a zigzag shape is arranged at the bottom of the activated carbon drawer 35, and activated carbon 352 is arranged above the lining screen 351. The activated carbon 352 is honeycomb activated carbon. And handles 37 are fixed on the front sides of the filter screen drawer 34 and the activated carbon drawer 35. The cyclone separator 1 is fixed on a horizontal plane through a bracket 2.

The utility model discloses has following effect: this technical scheme adopts cyclone and active carbon case to realize the function of purifying waste gas jointly for waste gas purification effect is better. This technical scheme exhaust purification is effectual, can effectively improve the active carbon life in the active carbon case, and then reduce the purification cost.

Drawings

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic view of the internal structure of the activated carbon tank; FIG. 3 is a schematic view of a filter drawer; fig. 4 is a schematic diagram of an activated carbon drawer structure.

Description of the drawings: 1. a cyclone separator; 11. an air outlet; 12. a feeding port; 2. a support; 3. an activated carbon box; 31. an inlet; 32. a filter screen layer; 33. an activated carbon layer; 34. a filter screen drawer; 341. a first filter screen; 342. a second filter screen; 343. a third filter screen; 35. an activated carbon drawer; 351. lining a net; 352. activated carbon; 36. an outlet; 37. a handle; 4. a box body bracket.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, a waste gas treatment device for an organic fertilizer fermentation tank comprises an activated carbon tank 3, wherein the activated carbon tank 3 is fixed above a cyclone separator 1 through a tank bracket 4, and an inlet 31 of the activated carbon tank 3 is communicated with an air outlet 11 on the cyclone separator 1; the activated carbon box 3 comprises a filter screen layer 32 at the lowest layer and at least 1 activated carbon layer 33 arranged above the filter screen layer 32, the filter screen layer 32 is provided with a left filter screen drawer and a right filter screen drawer 34, a first filter screen 341, a second filter screen 342 and a third filter screen 343 are sequentially arranged in the filter screen drawers 34 from bottom to top, the first filter screen 341, the second filter screen 342 and the third filter screen 343 are wholly in a zigzag shape, the directions of the two filters are staggered by 90 degrees, the activated carbon layer 33 is provided with a left activated carbon drawer and a right activated carbon drawer 35, a lining screen 351 in a zigzag shape is arranged at the bottom of the activated carbon drawer 35, and activated carbon 352 is arranged above the lining screen 351. The activated carbon 352 is selected to be honeycomb activated carbon to enhance the adsorption effect.

The handles 37 are fixed to the front surfaces of the filter screen drawer 34 and the activated carbon drawer 35, so that the activated carbon 352 inside the filter screen drawer and the activated carbon drawer can be easily replaced by a worker. The cyclone separator 1 is fixed on a horizontal plane through a bracket 2.

The cyclone separator 1 performs preliminary dust removal pretreatment on the waste gas generated by the organic fertilizer fermentation tank, so that dust particles in the waste gas are separated from the gas, the dust particles are discharged downwards through the discharge opening 12, and the gas after dust removal is upwards introduced into the activated carbon box 3. The filter screen layer 32 further filters the exhaust gas, wherein the first filter screen 341, the second filter screen 342, and the third filter screen 343 are fixedly installed in the above manner, so that the filtering effect is better. After the purification process of the cyclone 1 and the purification process of the filter screen layer 32, the purification pressure of the activated carbon layer 33 is reduced, and the activated carbon layer can adsorb and purify organic or inorganic pollutants in the exhaust gas to achieve the purpose of purifying the exhaust gas and prolong the service life of the activated carbon layer. The cleaned exhaust gas is discharged through the outlet 36.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected, and may communicate between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Claims

1. The waste gas treatment device for the organic fertilizer fermentation tank comprises an activated carbon box (3), and is characterized in that the activated carbon box (3) is fixed above a cyclone separator (1) through a box body support (4), and an inlet (31) of the activated carbon box (3) is communicated with a gas outlet (11) on the cyclone separator (1); the activated carbon box (3) is internally provided with a filter screen layer (32) at the lowest layer and at least 1 activated carbon layer (33) arranged above the filter screen layer (32), the filter screen layer (32) is provided with a left filter screen drawer and a right filter screen drawer (34), the filter screen drawer (34) is internally provided with a first filter screen (341), a second filter screen (342) and a third filter screen (343) from bottom to top in sequence, the first filter screen (341), the second filter screen (342) and the third filter screen (343) are integrally in zigzag fluctuation and have 90 staggered fluctuation directions, the activated carbon layer (33) is provided with a left activated carbon drawer and a right activated carbon drawer (35), the bottom of the activated carbon drawer (35) is provided with a layer of lining net (351) in zigzag fluctuation, and activated carbon (352) is arranged above the lining net (351).

2. The exhaust gas treatment device for the organic fertilizer fermentation tank as claimed in claim 1, wherein the activated carbon (352) is honeycomb activated carbon.

3. The waste gas treatment device for the organic fertilizer fermentation tank as claimed in claim 1, wherein a handle (37) is fixed on the front of each filter screen drawer (34) and each active carbon drawer (35).

4. The waste gas treatment device for the organic fertilizer fermentation tank as claimed in claim 1, wherein the cyclone separator (1) is fixed on a horizontal plane through a bracket (2).