CN216687950U - Drum-type compost box - Google Patents

Abstract

The utility model discloses a drum-type compost bin, which comprises a drum support, a rotating shaft arranged on the drum support, a compost bin drum arranged on the rotating shaft and a temperature sensor arranged on the compost bin drum, wherein the compost bin drum is provided with a vent hole; still include the controller, with the motor of rotation axis connection and the temperature display circuit and the motor drive circuit who is connected with the controller respectively, wherein, motor drive circuit is connected with the rotation axis, temperature sensor's temperature sensing probe stretches into the inside temperature in order to monitor compost case cylinder of compost case cylinder, and the temperature data who will monitor sends the controller to, the controller is according to the inside temperature of received temperature data control temperature display circuit display compost case cylinder, and control motor drive circuit driving motor is rotatory in order to drive compost case cylinder. The utility model can automatically rotate the roller of the compost bin, and avoids the situation that the fermentation effect is not ideal due to untimely manual turnover.

Description

Drum-type compost box

Technical Field

The utility model relates to the field of agricultural waste treatment, in particular to a drum-type compost bin.

Background

The compost is an organic fertilizer prepared by mixing and stacking animal and plant remains and excrement containing fertilizer components, soil and mineral substances, fermenting and decomposing under the conditions of high temperature and high humidity and carrying out microbial decomposition. The proper water content and air are ensured in the stacking process, the proper water content is the primary condition for promoting the microbial activity and compost fermentation, and the proper air is kept in the compost, so that the reproduction and activity of aerobic microorganisms are facilitated, and the decomposition of organic matters is promoted. Chinese patent No. 201720432352.3 discloses a drum-type compost bin which completes the uniform stirring of materials in the drum by manually rotating the drum of the compost bin, thereby realizing the full fermentation of compost. However, the above scheme is to perform the turnover operation after manually observing the temperature change, and the condition of unsatisfactory fermentation effect often occurs because the turnover is not timely.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the fermentation effect is not ideal due to untimely manual overturning, the utility model provides a drum-type compost bin.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a drum-type compost bin comprises a drum support, a rotating shaft arranged on the drum support, a compost bin drum arranged on the rotating shaft and a temperature sensor arranged on the compost bin drum, wherein the compost bin drum is provided with a vent hole; still include the controller, with the motor that the rotation axis is connected and respectively with temperature display circuit and motor drive circuit that the controller is connected, wherein, motor drive circuit with the rotation axis is connected, temperature sensor's temperature sensing probe stretches into inside in order to monitor the compost case cylinder the inside temperature of compost case cylinder to the temperature data that will monitor send to the controller, the controller is according to received temperature data control the temperature display circuit shows the inside temperature of compost case cylinder, and control the motor drive circuit drive the motor is in order to drive the compost case cylinder is rotatory.

Optionally, the drum support further comprises two rotating bearings, the drum support is fixedly connected with the outer walls of the two rotating bearings, and two ends of the rotating shaft are connected with the inner walls of the two rotating bearings respectively.

Optionally, the conveying belt further comprises a conveying belt with clamping teeth, the conveying belt is connected with the rotating shaft, the clamping teeth matched with the conveying belt are arranged at one end of the rotating shaft, and the conveying belt is further connected with a power output end of the motor.

Optionally, a compost box cover plate used for achieving opening and closing of the compost box roller is arranged on the side wall of the compost box roller, the compost box cover plate is movably connected with the compost box roller through a hinge, and a lock catch used for achieving fastening of the compost box cover plate and the compost box roller is further fixedly arranged on the compost box cover plate.

Optionally, the vertical cross-section of the compost box roller is a regular polygon, and a rotating handle is fixedly arranged on each surface of the periphery side of the compost box roller.

Optionally, the vertical section of the compost box roller is circular, and a plurality of rotating handles are fixedly arranged on the outer peripheral side of the compost box roller.

Optionally, the compost box roller is further provided with a liquid discharge valve for discharging liquid generated in the fermentation process, and the liquid discharge valve is communicated with the inner cavity of the compost box roller.

Optionally, the inside lateral wall of compost case cylinder goes up the cladding and is used for maintaining the heat preservation of temperature in the cylinder, inside being provided with of compost case cylinder is used for improving the cylinder in the temperature, promotes the heating device of discarded object fermentation rate.

Compared with the prior art, the utility model has the technical progress that:

the composting device is provided with the roller bracket, the rotating shaft, the composting box roller, the temperature sensor, the controller, the motor and the like, the temperature sensor can be used for monitoring the temperature in the composting box roller in real time, the controller controls the composting box roller to rotate according to the monitored temperature, the situation that the fermentation effect is not ideal due to untimely manual overturning is avoided, meanwhile, due to the automatic rotation of the composting box roller, the materials in the composting box roller can be fully mixed, and meanwhile, air required by aerobic fermentation is supplemented, so that the composting effect is better and more convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is another schematic diagram of the present invention.

Fig. 3 is a control schematic block diagram of the present invention.

In the figure:

1-roller support, 2-rotating shaft, 3-compost bin roller, 4-temperature sensor, 5-vent hole, 6-motor, 7-rotating bearing, 8-conveyor belt, 9-compost bin cover plate, 10-hinge, 11-lock catch, 12-rotating handle and 13-drain valve.

Detailed Description

The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model discloses a drum-type compost bin, which comprises a drum support 1, a rotating shaft 2 arranged on the drum support 1, a compost bin drum 3 arranged on the rotating shaft 2 and a temperature sensor 4 arranged on the compost bin drum 3, wherein a vent hole 5 is formed in the compost bin drum 3, the vent hole 5 is used for realizing air exchange inside and outside the drum, and the vent hole 5 can be matched with a ventilation device for completing the air exchange inside and outside the compost bin drum 3 together. The vertical section of the compost bin roller 3 of the utility model is in the shape of a regular polygon or a circle, and the embodiment takes a regular hexagon as an example.

In this embodiment, still include the controller, motor 6 be connected with rotation axis 2 and the temperature display circuit and the motor 6 drive circuit who are connected with the controller respectively, still include two swivel bearing 7, roller bracket 1 links firmly with two swivel bearing 7's outer wall respectively, the both ends of rotation axis 2 respectively with two swivel bearing 7's inner wall connection, still including the conveyer belt 8 that has the latch, conveyer belt 8 is connected with rotation axis 2, and the one end of rotation axis 2 is equipped with the latch that uses with the cooperation of conveyer belt 8, the power take off end of motor 6 is still connected to conveyer belt 8.

Wherein, motor 6 drive circuit is connected with rotation axis 2, and the controller is according to the inside temperature of received temperature data control temperature display circuit demonstration compost case cylinder 3 to control motor 6 drive circuit driving motor 6 is in order to drive the rotation of compost case cylinder 3.

Specifically, referring to fig. 3, in this embodiment, the controller may use an STC89C52 single chip microcomputer as the controller to complete control of all functions. The temperature sensor 4 can be a DS18B20 digital temperature sensor 4, the motor 6 driving circuit can be an L298 motor 6 driving chip to drive the motor 6, and the L298 motor 6 driving chip is a high-voltage and high-current motor 6 driving chip produced by ST company. The chip is mainly characterized in that the working voltage is high, and the highest working voltage can reach 46V; the output current is large, the instantaneous peak current can reach 3A, and the continuous working current is 2A; the high-voltage large-current full-bridge driver with two H bridges is used for driving inductive loads such as a direct-current motor, a stepping motor, a relay, a coil and the like; adopting a standard TTL logic level signal for control; the circuit has two enabling control ends, and the device is enabled or disabled under the condition of not being influenced by an input signal; a logic power input terminal for operating the internal logic circuit portion at a low voltage; the detection resistor can be externally connected, and the variable quantity is fed back to the control circuit. The temperature display circuit can display the temperature value inside the roller 3 of the compost bin by using an LM016L liquid crystal module.

In order to improve the temperature in the roller and increase the fermentation rate of wastes, the side wall of the interior of the roller 3 of the compost box is coated with a heat-insulating layer for maintaining the temperature in the roller, a heating device is also arranged, a temperature sensing probe of a temperature sensor 4 extends into the interior of the roller 3 of the compost box to monitor the temperature in the interior of the roller 3 of the compost box, and monitored temperature data is sent to a controller, when the temperature in the interior of the roller 3 of the compost box is reduced to a set value, the controller controls a driving chip of an L298 motor 6 to drive the motor 6, the motor 6 drives a rotating shaft 2 and the roller 3 of the compost box to rotate, materials are mixed, air enters from an air vent 5 during rotation, the materials in the roller 3 of the compost box are fermented again, in the embodiment, the rotation time length of the roller 3 of the compost box can be set through the controller, the roller 3 of the compost box stops rotating after a certain time length, the materials are introduced by the air, the continuous fermentation state, in addition to the continuous heating of heating device, the temperature in the compost box roller 3 begins to rise, and when the temperature in the compost box roller 3 drops to the set value again, the controller controls the compost box roller 3 to begin another round of rotation, avoids that the condition of missing the best rotation period in the fermentation process appears because the manual rotation is untimely.

In this embodiment, offer the compost case apron 9 that is used for realizing compost case cylinder 3 and opens and shuts on the lateral wall of compost case cylinder, compost case apron 9 is with the help of hinge 10 and compost case cylinder 3 swing joint, still sets firmly the hasp 11 that is used for realizing compost case apron 9 and the fastening of compost case cylinder 3 on the compost case apron 9. The composting box roller 3 is also provided with a liquid discharge valve 13 for discharging liquid generated in the fermentation process, the liquid discharge valve 13 is communicated with the inner cavity of the composting box roller 3, and the liquid discharge valve 13 is detachably connected with a waste liquid collecting device. The waste liquid collecting device can be various tank bodies or bottle bodies, and only needs to have a liquid collecting function. In the process of fermenting the materials, certain waste liquid can be generated, and after the waste liquid is accumulated to a certain volume, a user can finish the discharge of the waste liquid by means of the liquid discharge valve 13 and the waste liquid collecting device so as to avoid the influence of excessive waste liquid in the roller on the rotation of the roller and the fermentation of waste materials in the roller.

In the present embodiment, in order to manually rotate the compost bin drum 3, a rotation handle 12 is further provided, and when the vertical cross section of the compost bin drum 3 is circular, the rotation handle 12 is provided on the outer circumferential side of the compost bin drum 3, the number of the rotation handles 12 may be set as appropriate, and when the vertical cross section of the compost bin drum is regular polygonal, the rotation handle 12 may be fixedly provided on each surface of the outer circumferential side of the compost bin drum 3, so that the manual operation is performed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. A drum-type compost bin is characterized by comprising a drum support, a rotating shaft arranged on the drum support, a compost bin drum arranged on the rotating shaft and a temperature sensor arranged on the compost bin drum, wherein the compost bin drum is provided with a vent hole; also comprises a controller, a motor connected with the rotating shaft, a temperature display circuit and a motor driving circuit which are respectively connected with the controller, wherein the motor driving circuit is connected with the rotating shaft, a temperature sensing probe of the temperature sensor extends into the interior of the roller of the composting box to monitor the temperature in the interior of the roller of the composting box, and sends the monitored temperature data to the controller, the controller controls the temperature display circuit to display the temperature inside the roller of the compost bin according to the received temperature data, and controls the motor driving circuit to drive the motor to drive the roller of the composting box to rotate, the side wall inside the roller of the composting box is coated with an insulating layer for maintaining the temperature inside the roller, the inside heating device that is used for improving the interior temperature of cylinder, promotion discarded object fermentation rate that is provided with of compost case cylinder.

2. The drum-type compost bin of claim 1, wherein: the rotary drum support is fixedly connected with the outer walls of the two rotary bearings, and two ends of the rotary shaft are connected with the inner walls of the two rotary bearings respectively.

3. The drum-type compost bin of claim 2, wherein: still including having the conveyer belt of latch, the conveyer belt with the rotation axis is connected, just the one end of rotation axis be equipped with the latch that the conveyer belt cooperation was used, the conveyer belt still is connected the power take off of motor.

4. The drum-type compost bin of claim 1, wherein: offer on the lateral wall of compost case cylinder and be used for realizing compost case apron that the compost case cylinder opened and shut, compost case apron with the help of the hinge with compost case cylinder swing joint, still set firmly on the compost case apron and be used for realizing compost case apron with the hasp of compost case cylinder fastening.

5. The drum-type compost bin of claim 1, wherein: the vertical section of the compost box roller is a regular polygon, and each surface on the periphery side of the compost box roller is fixedly provided with a rotating handle.

6. The drum-type compost bin of claim 1, wherein: the vertical section of the compost box roller is circular, and a plurality of rotating handles are fixedly arranged on the outer peripheral side of the compost box roller.

7. The drum-type compost bin of claim 1, wherein: the composting box roller is also provided with a liquid discharge valve for discharging liquid generated in the fermentation process, and the liquid discharge valve is communicated with the inner cavity of the composting box roller.

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