CN212476565U

CN212476565U - City compost device

Info

Publication number: CN212476565U
Application number: CN202020825365.9U
Authority: CN
Inventors: 叶诗瑛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-02-05
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a city compost device, the cylinder of rotation setting that erects including the slope, the one end of cylinder is equipped with the feed inlet, the other end is equipped with the discharge gate, it has spiral distribution's transport baffle to distribute on the cylinder inner wall, feed inlet department rotates through the bearing and installs feed pipe, the last feeder hopper that is equipped with of feed pipe, discharge gate department installs the discharging pipe, be equipped with the air inlet on the cylinder at discharge gate place, install the intake pipe on the air inlet, intake-tube connection is to the air outlet of air-blower, be equipped with the gas outlet on the cylinder at feed inlet place, install the outlet duct on the gas outlet, the outlet duct is connected with the air inlet of air exhauster, air-blower and air. The utility model discloses an air-blower blast air, carries out convulsions through the air exhauster when giving vent to anger to ensure the purpose of ventilation in the cylinder, avoided the waste gas that the compost in-process produced, satisfy the requirement of good oxygen mechanical composting treatment of developments moreover.

Description

City compost device

The technical field is as follows:

the utility model relates to a municipal refuse compost field mainly relates to a municipal compost device.

Background art:

the harmless, quantitative reduction and resource treatment of urban garbage are the current urgent work, and the relation between the composting temperature and the composting rate is researched on the premise that the moisture and the garbage components are fixed, so that the optimal composting process can be obtained, wherein the optimal composting temperature is 47 ℃, and the composting time is 7-8 days. In order to enhance composting, Dano biostable composting devices were also investigated to reduce composting time from 7-8 days to 3-4 days for the same simulated garbage. The novel treatment process and equipment are provided, the treatment process and equipment have practical significance on the treatment of the municipal refuse, but the equipment structure and the process treatment are complex, the composting conditions are not easy to control, secondary pollution can be generated, the price is expensive, and in the pushing and placing process, the utilization rate is low, and the requirement of general use cannot be met.

The utility model has the following contents:

the utility model aims at providing a city compost device, blast air through the air-blower in order to compensate prior art's defect, carry out convulsions through the air exhauster when giving vent to anger to ensure the purpose of ventilation in the cylinder, avoided the waste gas that the compost in-process produced, satisfy the requirement of good oxygen mechanical composting of developments moreover.

The utility model discloses a realize through following technical scheme:

a city composting device comprises a rotary drum which is obliquely erected and is rotationally arranged, wherein one end of the rotary drum is provided with a feed inlet, the other end of the rotary drum is provided with a discharge outlet, conveying baffles which are spirally distributed are distributed on the inner wall of the rotary drum, the feed inlet is provided with a feed pipeline in a rotating way through a bearing, the feed pipeline is provided with a feed hopper, the discharge outlet is provided with a discharge pipe, the rotary drum on which the discharge outlet is arranged is provided with an air inlet, the air inlet is provided with an air inlet pipe, the air inlet pipe is connected to an air outlet of an air blower, the rotary drum on which the feed inlet is arranged is provided with an air outlet pipe, the air outlet pipe is connected with an air inlet of an air exhauster, the air blower and the air exhauster are both arranged on the outer side wall, and the output shaft end of the speed reducing motor is provided with a driving gear, and the driving gear is in transmission meshing with a gear ring on the roller.

The roller inclines from the feeding end to the discharging end, and the inclination angle of the roller is 2-3 degrees.

The rear end cover of the discharge end of the roller is distributed with an air outlet cover matched with the rear end cover, one end surface of the air outlet cover facing the inside of the roller is distributed with air outlet small holes, and the air inlet pipe is communicated with the air outlet cover.

The outlet duct be thick step shape structure from top to bottom thin, the toper filter screen is installed to the lower tip of outlet duct, the mouth of pipe intercommunication branch pipe of outlet duct, the bleeder is through pipe connection to air-blower two.

The principle is as follows: the organic waste materials can be conveyed along with the conveying baffle plate on the inner wall of the roller after being fed, on one hand, the compost organic waste materials can be stored and accumulated, on the other hand, the organic waste materials can be mixed, the organic waste materials are stored after all entering the roller according to a specified amount, through the structures of the air inlets and the air outlets at the two ends of the roller, air is blown by the air blower during air inlet, and air is blown by the exhaust fan during air outlet, so that the aim of ventilation in the roller is ensured, waste gas generated in the composting process is avoided, and the requirements of dynamic aerobic mechanical composting treatment are met, meanwhile, the air blower and the exhaust fan are both arranged on the side wall of the roller, so that the rotating operation of the roller is not influenced, the driving mechanism at the outer side of the roller drives the whole roller to rotate, and the organic waste materials in the roller rotate along with, can be fully mixed, avoids the phenomena of non-bonding or blocking of the stacking materials in the device, meets the requirement of compost treatment, and the materials stay in the reactor for 3 to 5 days, and the initial products after discharging are statically stacked for 5 to 6 days to achieve the purpose of thorough decomposition and stability.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, blast air through the air-blower, carry out convulsions through the air exhauster when giving vent to anger to guaranteed the purpose of ventilation in the cylinder, avoided the waste gas that the compost in-process produced, satisfied the requirement of dynamic good oxygen machinery compost processing moreover, the material stops 3-5 days in the reactor, and the initial product after the ejection of compact is static composting 5-6 days again, it can to reach thoroughly decomposed stability.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of the structure of the outlet pipe.

Fig. 3 is a schematic structural diagram of the gas outlet cover.

The specific implementation mode is as follows:

see the drawings.

An urban composting device comprises a rotary drum 1 which is obliquely erected and is rotationally arranged, one end of the rotary drum 1 is provided with a feed inlet, the other end of the rotary drum 1 is provided with a discharge outlet, conveying baffles 2 which are spirally distributed are distributed on the inner wall of the rotary drum 1, the feed inlet is rotatably provided with a feed pipeline 3 through a bearing, the feed pipeline 3 is provided with a feed hopper 4, the discharge outlet is provided with a discharge pipe 5, the rotary drum where the discharge outlet is arranged is provided with an air inlet, the air inlet is provided with an air inlet pipe 6, the air inlet pipe 6 is connected with an air outlet of an air blower 7, the rotary drum 1 where the feed inlet is arranged is provided with an air outlet, the air outlet pipe 8 is arranged on the air outlet and is connected with an air inlet of an air exhauster 9, the air blower 7 and, the output shaft end of the speed reducing motor is provided with a driving gear, and the driving gear is in transmission meshing with a gear ring on the roller.

Further, the drum 1 is inclined from the feed end to the discharge end at an angle of 2-3 °. The roller has a slight inclination angle, so that the requirement of convenient feeding and stacking is met.

Further, an air outlet cover 11 matched with the roller 1 is distributed on the rear end cover of the discharge end of the roller, small air outlet holes are distributed on one end face of the air outlet cover 11 facing the inside of the roller, and the air inlet pipe 6 is communicated with the air outlet cover 11. Through the structure of the gas outlet cover, the uniformity of gas inlet in the roller can be met, waste gas is replaced from the discharge end to the feed end, and waste gas is prevented from being remained in the roller all the time in the accumulation process, so that the degradation, temperature rise, sterilization and other processes of organic matters are influenced, and the temperature in the roller can be controlled to be about 60 ℃ through ventilation.

Further, the air outlet pipe 8 is of a stepped structure with a thick lower part and a thin upper part, a conical filter screen 12 is mounted at the lower end part of the air outlet pipe 8, an air outlet pipe opening of the air outlet pipe 8 is communicated with a branch pipe 13, and the branch pipe 13 is connected to a second air blower 14 through a pipeline. Through the structure of the toper filter screen of outlet duct mouth department, can filter giving vent to anger, avoid certain tiny granule to discharge from the gas outlet simultaneously to influence environmental pollution, through the structure of the air-blower on the lateral pipe, can carry out the anti-gassing to the filter screen, avoid the filter screen to block up.

The above structure, when in particular use: at first with the material from the feeder hopper feeding, along with the rotation of cylinder after the feeding, the material is constantly piled up in rotatory cylinder, until the material gets into in the cylinder completely, then the compost of stewing, after reaching certain time or certain temperature, then can start the air-blower of air inlet and the air exhauster of gas outlet and replace the waste gas in the cylinder, not only guaranteed the discharge of waste gas in the cylinder, avoid the microorganism oxygen deficiency, ventilate simultaneously and still can guarantee the temperature range in the cylinder, make its fermentation effect best.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A city composting apparatus, characterized in that: comprises a rotary drum (1) which is obliquely erected and is provided with a feed inlet, the other end of the rotary drum (1) is provided with a discharge port, conveying baffle plates (2) which are spirally distributed are distributed on the inner wall of the rotary drum (1), the feed inlet is provided with a feed pipeline (3) in a rotating way through a bearing, the feed pipeline (3) is provided with a feed hopper (4), the discharge pipe (5) is arranged at the discharge port, the rotary drum at the discharge port is provided with an air inlet, the air inlet is provided with an air inlet pipe (6), the air inlet pipe (6) is connected to an air outlet of an air blower (7), the rotary drum (1) at the feed inlet is provided with an air outlet, the air outlet is provided with an air outlet pipe (8), the air outlet pipe (8) is connected with the air inlet of an air exhauster (9), and the air, the drum is characterized in that gear rings (10) are arranged on the drum (1) at two intervals, the drum (1) rolls and is driven by a driving speed reduction motor on one side of the drum, a driving gear is installed at the output shaft end of the speed reduction motor, and the driving gear is in transmission meshing with the gear rings on the drum.

2. The municipal composting apparatus of claim 1, wherein: the roller (1) is inclined from the feeding end to the discharging end, and the inclination angle is 2-3 degrees.

3. The municipal composting apparatus of claim 1, wherein: an air outlet cover (11) matched with the roller is distributed on the rear end cover of the discharge end of the roller (1), small air outlet holes are distributed on one end face of the air outlet cover (11) facing the inside of the roller, and the air inlet pipe (6) is communicated with the air outlet cover (11).

4. The municipal composting apparatus of claim 1, wherein: outlet duct (8) be thick step structure thin from top to bottom, toper filter screen (12) are installed to the lower tip of outlet duct (8), the outlet duct mouth of pipe intercommunication branch pipe (13) of outlet duct (8), branch pipe (13) are through pipe connection to air-blower two (14).