Resource utilization device for hermetia illucens breeding wastewater

Abstract

The utility model discloses a hermetia illucens breeding wastewater resource utilization device which comprises a wastewater treatment unit and a breeding unit, the wastewater treatment unit comprises a multi-stage filter tank and a blending tank, the multi-stage filter tank is communicated with the blending tank, a delivery pump is arranged between the multi-stage filter tank and the blending tank, a stirring mechanism is arranged in the blending tank, and the breeding unit is connected with the stirring mechanism. The culture unit comprises a culture pond, a separator, a culture frame and a drying machine, the culture pond is communicated with the blending tank through a pipeline, a liquid outlet valve is arranged on the pipeline, the separator is communicated with the culture pond through a water outlet pipe, and a water outlet valve is arranged on the water outlet pipe; the drying machine is communicated with the separator through a channel pipe, a valve is arranged on the channel pipe, and the breeding frame is communicated with the drying machine. The device does not need to screen culture medium residues and cultivated insect bodies, does not have a culture medium configuration link, and is low in equipment failure rate, simple in equipment structure, small in occupied area and low in treatment cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment technical field more specifically, it is a kind of black water beetle breeding wastewater resource utilization device. BACKGROUND

[0002] Organic wastewater, if not treated directly into the outside environment, will cause serious environmental pollution. Therefore, for the purpose of protecting the environment, it is essential to treat organic wastewater. The mainstream treatment method of organic wastewater at present is the physical and chemical method and biological method. The physical and chemical method is often used as a pretreatment means in organic wastewater treatment. The purpose of pretreatment is to recover useful components in wastewater, or to treat some difficult biodegradable substances, so as to remove organic matter, improve biodegradability, reduce biochemical treatment load, and improve treatment efficiency. However, the physical and chemical method has high treatment cost and is not suitable for the treatment of large-volume organic wastewater. Therefore, at present, biological method is mainly used to treat organic wastewater. Biological method includes activated sludge method and membrane technology, and biological method mainly uses aerobic microorganisms and anaerobic microorganisms for treatment and aerobic-anaerobic combined method. The purpose is to achieve standard discharge after wastewater treatment. However, the treatment cost is high, the treatment efficiency is low, and the treated wastewater is difficult to be resourceized. In recent years, with the enhancement of environmental protection consciousness and the increasing shortage of resources, how to efficiently and low-costly treat organic wastewater and convert it into valuable resources has become a problem to be solved.

[0003] Black water beetle, as a resource insect, its larvae have the characteristics of wide feeding range, fast growth rate and high conversion rate, can effectively treat organic wastewater, and convert it into insect biomass rich in protein and fat. However, the existing black water beetle breeding wastewater resource utilization device often has the problems of complex equipment, large occupied area, high treatment cost, need for additional culture medium configuration link and difficulty in screening of insect body and culture medium residue. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the shortcomings of prior art, and provides a black water beetle breeding wastewater resource utilization device. The utility model does not need to screen the culture medium residue and the grown insect body, has no culture medium configuration link, has low equipment failure rate, simple equipment structure, low occupied area and low treatment cost.

[0005] The utility model discloses a black soldier fly breeding wastewater resource utilization device, including wastewater treatment unit and breeding unit, wastewater treatment unit includes multistage filter tank and deployment jar, multistage filter tank is connected with deployment jar, and is provided with the delivery pump between multistage filter tank and deployment jar, be equipped with the stirring mechanism for mixing the material in the jar uniformly in deployment jar, and the upper end of deployment jar is equipped with nutrient substance adder still, breeding unit includes breeding pond, separator, breeding frame and drying machine, breeding pond is connected with deployment jar through pipeline, and be equipped with liquid outlet valve on the pipeline, separator is connected with breeding pond through outlet pipe, and be equipped with water outlet valve on the outlet pipe, and the separator separates black soldier fly larva and material in breeding pond with the wastewater after being handled, drying machine is connected with separator through channel pipe, and be equipped with valve on the channel pipe, and drying machine is used for drying the black soldier fly larva and material of separating out, breeding frame is connected with drying machine.

[0006] One preferred embodiment is that the stirring mechanism is a cutting pump.

[0007] One preferred embodiment is that the delivery pump is a screw pump.

[0008] One preferred embodiment is that the breeding frame comprises a support frame and a breeding net bag, the breeding net bag is detachably connected to the support frame, and the breeding net bag is used for placing black soldier fly larvae.

[0009] One preferred embodiment is that a plurality of breeding net bags are arranged along the height direction of the support frame, and a ventilation space is formed between adjacent breeding net bags.

[0010] One preferred embodiment is that the breeding frame is provided with an attracting basin, and the attracting basin is used for collecting egg masses produced by adult black soldier flies.

[0011] One preferred embodiment is that the separator is connected with a recovery tank, and the recovery tank is connected with the multistage filter tank through a backwater pipe.

[0012] One preferred embodiment is that the deployment jar is further connected with a nutrient composition detection unit, the nutrient composition detection unit comprises a COD automatic monitor, a nitrogen and phosphorus detector, a pH detector, and a heavy metal detector, the COD automatic monitor, the nitrogen and phosphorus detector, the pH detector, and the heavy metal detector are connected with the deployment jar through a multi-way pipe, an electromagnetic valve is arranged at the connection between the multi-way pipe and the deployment jar, and the electromagnetic valve is a normally open electromagnetic valve.

[0013] The utility model discloses beneficial effect is: the utility model first wastewater is through multistage filter tank and is pretreated, make wastewater can satisfy the growth of black soldier fly, realize the cultivation of black soldier fly with wastewater, utilize black soldier fly to handle wastewater, and black soldier fly is relative to the microbial biomass big, and wastewater treatment efficiency is higher, and the output has commodity value, and the economic benefit is high. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be to the embodiment needed to use the drawing briefly introduces, it should be understood, the following drawings only shows some embodiments of the utility model, therefore should not be regarded as the limitation to the range, for ordinary skilled person in the art comes, under the premise of not paying creative labor, can also obtain other related drawings according to these drawings.

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] In the drawing, 1-multistage filter tank, 2-adjusting tank, 21-stirring mechanism, 22-nutrient substance adder, 23-liquid outlet valve, 3-conveying pump, 4-breeding pond, 41-water outlet valve, 5-separator, 6-breeding frame, 61-support frame, 62-breeding net bag, 7-dryer, 8-COD automatic monitor, 9-nitrogen phosphorus detector, 10-acid-base degree detector, 11-heavy metal detector, 12-recovery pond. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantage of the utility model embodiment more clearly, the following will be to the technical scheme in the utility model embodiment in the drawing, to the utility model embodiment in the technical scheme in the utility model embodiment, clear, complete description, obviously, the described embodiment is the part of the embodiment of the utility model, rather than all the embodiment. The component of the utility model embodiment described and shown in the drawing here can be arranged and designed in various different configurations.

[0018] Therefore, the following detailed description of the embodiment of the utility model provided in the drawing is not intended to limit the scope of the claimed utility model, but only represents the selected embodiment of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor are within the scope of the utility model protection.

[0019] It should be noted that: similar signs and letters show similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0020] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relation shown in the drawings, or is the orientation or position relation commonly placed when the utility model product is used, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model.

[0021] The terms "first", "second", "third" and the like are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0022] The terms "parallel", "vertical" and the like do not mean that the components must be absolutely parallel or vertical, but can be slightly inclined. For example, "parallel" only means that its direction is relatively more parallel than "vertical", and does not mean that the structure must be completely parallel, but can be slightly inclined.

[0023] The terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal, vertical or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0024] In addition, the terms "approximately", "substantially" and the like are intended to indicate that the relevant content is not required to be absolutely accurate, but can have some deviation. For example, "approximately equal" does not only mean absolute equality, because in actual production and operation processes, it is difficult to achieve absolute "equality", and generally there is some deviation. Therefore, in addition to absolute equality, "approximately equal" also includes the above-mentioned case of having some deviation. Taking this as an example, in other cases, unless otherwise specified, the terms "approximately", "substantially" and the like have similar meanings as above.

[0025] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "setting", "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] Referring to Figure 1The utility model provides a technical scheme: a black soldier fly breeding wastewater resource utilization device, including wastewater treatment unit and breeding unit, wastewater treatment unit includes multistage filter tank and deployment jar, multistage filter tank can set up multiple according to actual need, to realize multistage fractionation pretreatment of wastewater, multistage filter tank communicates with deployment jar, and multistage filter tank is provided with the delivery pump between deployment jar, be equipped with the stirring mechanism for mixing the material in the jar even in deployment jar, and the upper end of deployment jar is equipped with nutrient substance adder still, breeding unit includes breeding pond, separator, breeding frame and drying machine, breeding pond communicates through pipeline with deployment jar, and be equipped with liquid outlet valve on the pipeline, separator communicates with breeding pond through outlet pipe, and be equipped with water outlet valve on the outlet pipe, and the separator separates black soldier fly larvae and material in breeding pond from the wastewater after being handled, drying machine communicates with separator through channel pipe, and be equipped with valve on the channel pipe, and drying machine is used for drying separated black soldier fly larvae and material, and breeding frame communicates with drying machine.

[0027] Preferably, the stirring mechanism is a cutting pump.

[0028] Preferably, the delivery pump is a screw pump.

[0029] Preferably, the breeding frame includes a support frame and a breeding net bag, the breeding net bag is detachably connected to the support frame, and the breeding net bag is used for placing black soldier fly larvae.

[0030] Preferably, a plurality of breeding net bags are arranged along the height direction of the support frame, and a ventilation space is formed between adjacent breeding net bags. This facilitates air circulation, improves breeding quality, and uses a breeding net bag, which is low in cost and good in ventilation.

[0031] Preferably, the breeding frame is provided with an induction basin, and the induction basin is used for collecting egg blocks produced by adult black soldier flies. The induction basin can induce adult black soldier flies to lay eggs, which facilitates the collection of eggs and serves as a source of insects for subsequent breeding. In addition, the induction basin can separate egg blocks from adult black soldier flies.

[0032] Preferably, the separator is connected to a recovery tank, and the recovery tank communicates with the multistage filter tank through a backwater pipe. The recovery tank can be used for recycling resources, thereby realizing rational utilization of resources.

[0033] Preferably, the preparation tank is further connected with a nutrient composition detection unit, the nutrient composition detection unit comprises a COD automatic monitor, a nitrogen and phosphorus detector, a pH detector and a heavy metal detector, the COD automatic monitor, the nitrogen and phosphorus detector, the pH detector and the heavy metal detector are communicated with the preparation tank through a multi-way pipe, an electromagnetic valve is arranged at the connection between the multi-way pipe and the preparation tank, and the electromagnetic valve is a normally open electromagnetic valve. Through the combination of the instruments and the normally open electromagnetic valve, the liquid in the preparation tank can be intermittently detected, so that a solution more suitable for the culture of black soldier fly larvae is obtained.

[0034] The above description is only preferred embodiments of the present application, and it should be understood that the present application is not limited to the forms disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concepts described herein by the above teachings or related technologies or knowledge. Any modification and change made by those skilled in the art without departing from the technical and scope of the present application shall be within the protection scope of the claims of the present application.

Claims

1. A black soldier fly breeding wastewater resource utilization device, characterized in that: The application relates to a wastewater treatment and cultivation unit, which comprises a wastewater treatment unit and a cultivation unit, wherein the wastewater treatment unit comprises a multi-stage filter tank and a preparation tank, the multi-stage filter tank is communicated with the preparation tank, a conveying pump is arranged between the multi-stage filter tank and the preparation tank, a stirring mechanism for uniformly mixing materials in the preparation tank is arranged in the preparation tank, a nutrient material adding device is arranged at the upper end of the preparation tank, the cultivation unit comprises a cultivation tank, a separator, a cultivation rack and a drying machine, the cultivation tank is communicated with the preparation tank through a pipeline, a liquid outlet valve is arranged on the pipeline, the separator is communicated with the cultivation tank through a water outlet pipe, a water outlet valve is arranged on the water outlet pipe, the separator separates black soldier fly larvae and materials in the cultivation tank from treated wastewater, the drying machine is communicated with the separator through a channel pipe, a valve is arranged on the channel pipe, the drying machine is used for drying the separated black soldier fly larvae and materials, and the cultivation rack is communicated with the drying machine.

2. The black soldier fly breeding and wastewater resource utilization device according to claim 1, characterized in that: The stirring mechanism is a cutting pump.

3. The apparatus for resource utilization of wastewater by Hermetia illucens according to claim 1, characterized in that: The conveying pump is a screw pump.

4. The resource utilization device for breeding Hermetia illucens according to claim 1, characterized in that: The cultivation rack comprises a supporting frame and cultivation net bags, the cultivation net bags are detachably connected to the supporting frame, and the cultivation net bags are used for placing black soldier fly larvae.

5. The resource utilization device for breeding Hermetia illucens according to claim 4, characterized in that: A plurality of layers of cultivation net bags are arranged along the height direction of the supporting frame, and air permeation spaces are formed between adjacent cultivation net bags. 6.The black soldier fly breeding and wastewater resource utilization device according to claim 1, characterized in that: An attracting basin is arranged in the cultivation rack, and the attracting basin is used for collecting egg masses produced by adult black soldier flies.

7. The apparatus according to claim 1, wherein the apparatus is characterized in that: The separator is connected with a recovery tank, and the recovery tank is communicated with the multi-stage filter tank through a water return pipe. 8.The black soldier fly breeding and wastewater resource utilization device according to claim 1, characterized in that: The preparation tank is further connected with a nutrient composition detection unit, the nutrient composition detection unit comprises a COD automatic monitor, a nitrogen and phosphorus detector, a pH detector and a heavy metal detector, the COD automatic monitor, the nitrogen and phosphorus detector, the pH detector and the heavy metal detector are communicated with the preparation tank through a multi-way pipe, an electromagnetic valve is arranged at the connection position of the multi-way pipe and the preparation tank, and the electromagnetic valve is a normally open electromagnetic valve.

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