CN215586276U - Heating tank for kitchen garbage - Google Patents

Abstract

The utility model discloses a heating tank for kitchen garbage, which comprises a tank body, a stirrer and a heating coil, wherein the tank body is provided with a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are respectively arranged at two ends of the tank body, and the discharging pipe is provided with a temperature sensor; the stirring blade of the stirrer is positioned in the tank body; the heating coil is coiled on the outer wall of the tank body; from the jar body be equipped with the one end of inlet pipe to the other end of the jar body, heating coil's temperature increases gradually. This application heating tank adopts the indirect heating mode of heating of outer coil pipe, and convenient control heating tank's heating temperature and heat time make grease in the rubbish from cooking fully appear, and convenient follow-up separation of refining improves the oil extraction rate to guarantee ejection of compact temperature stability, pollution abatement can reduce rear end processing cost.

Description

Heating tank for kitchen garbage

Technical Field

The utility model relates to the field of garbage treatment, in particular to a kitchen garbage heating tank.

Background

Along with the continuous acceleration of the urbanization process, the production amount of urban domestic garbage is increased, so that the urban environment pollution is serious, wherein the pollution of kitchen garbage to the environment and the harm of public health safety are increasingly shown, and the kitchen garbage treatment is the key point of the current garbage classification.

In the kitchen waste treatment, in order to separate out grease, the kitchen waste slurry is generally required to be heated, and at present, a common heating mode is to directly introduce high-temperature steam into a heating tank. Under the heating mode, the influence of steam pressure fluctuation is caused, the discharge of the heating tank is unstable, meanwhile, the heating temperature is difficult to control, the heating time is short, partial grease in the slurry cannot be separated out, the subsequent refined separation of kitchen waste is not facilitated, the oil extraction rate is reduced, the energy consumption is high, a large amount of polluted water is caused, and the burden and the cost of rear-end sewage treatment are increased. In order to truly realize comprehensive and systematic harmlessness and recycling of organic garbage, the problems need to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems set forth in the background art, a first object of the present invention is to provide a heating tank for kitchen waste, in which a heating coil wound around an outer wall of a tank body is disposed outside the tank body, and the temperature is stable and convenient to control by an indirect heating manner of the heating coil, and the temperature of the heating coil is higher in a direction closer to a discharging direction of the heating tank, so that the discharging temperature is ensured, and the heating tank is more energy-saving and environment-friendly. In addition, a stirrer is additionally arranged, so that the heating is further uniform.

The second purpose of the utility model is to provide kitchen garbage pre-separation equipment, which can ensure continuous operation of a centrifugal machine and has excellent working efficiency.

In order to achieve the first purpose, the application provides a heating tank for kitchen garbage, the heating tank comprises a tank body, a stirrer and a heating coil, the tank body is provided with a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are respectively arranged at two ends of the tank body, and a temperature sensor is arranged at the discharging pipe; the stirring blade of the stirrer is positioned inside the tank body; the heating coil is coiled on the outer wall of the tank body; from the one end that the jar body was equipped with the inlet pipe to the other end of the jar body, heating coil's temperature increases gradually.

Kitchen waste becomes waste slurry after being processed at the front end, the waste slurry enters the tank body through the feeding pipe, the heating coil coiled on the outer wall of the tank body heats the tank body, so that a heat source does not directly contact the slurry but indirectly heats the slurry, the temperature of the heating coil is higher in the direction close to the discharging pipe, the temperature of the slurry finally discharged through the discharging pipe reaches the temperature required by the processing at the rear end, and the slurry is stably discharged because the heat source does not directly contact the slurry; the temperature of the heating coil pipe is gradually increased, so that the heat loss of the front part of the heating tank is reduced, the final discharging temperature can be reached, and the energy conservation and environmental protection are facilitated. The discharging pipe is provided with a temperature sensor, so that the final discharging temperature can be conveniently measured. The agitator stirs the thick liquids and stirs for the even and tank wall contact of thick liquids helps the even quick intensification of thick liquids.

Further, heating coil is equipped with the multistage, follow the jar body is equipped with the one end of inlet pipe arrives the other end of the jar body, the heating temperature of multistage heating coil increases gradually.

Further, from the one end that the jar body was equipped with the inlet pipe to the other end of the jar body, the clearance of arranging of heating coil reduces gradually.

Furthermore, one side of the heating coil, which is close to the outer wall of the tank body, is a heating surface, and the heating surface is a curved surface covering the outer wall of the tank body.

Furthermore, the heating coil is obliquely coiled on the outer wall of the tank body.

Further, the agitator includes first agitator, first agitator is the spiral agitator, the (mixing) shaft of spiral agitator with the axial direction of heating jar is parallel.

Further, the stirrer further comprises a second stirrer, wherein the second stirrer is a paddle stirrer, and the paddle stirrer is mounted at the top of the heating tank.

Furthermore, the second agitator is equipped with a plurality ofly, a plurality ofly the second agitator is along being on a parallel with the radial direction setting of jar body.

Further, the heating tank is provided with an observation hole, and the height of the observation hole is flush with the height of the stirring blade of the second stirrer.

In order to achieve the second object, the present application proposes a kitchen waste preseparation apparatus comprising:

a plurality of as above kitchen garbage's heating jar and centrifuge, centrifuge with a plurality of heating jar intercommunications, a plurality of heating jar in proper order to centrifuge lets in kitchen garbage.

After one heating tank is filled with the slurry, heating for a certain time, and after the temperature requirement is met, processing in a centrifuge to separate different substances in the slurry; the cooperation of a plurality of heating jars for centrifuge continuous operation avoids frequently opening and stops the harm that causes centrifuge, has improved the treatment effeciency of rubbish from cooking.

The beneficial effect of this application is as follows:

1. the heating coil is coiled on the outer wall of the heating tank, and a heat source does not directly contact the slurry, so that the slurry is stably discharged, and splashing is avoided;

2. from one end of the tank body provided with the feeding pipe to the other end, the temperature of the heating coil is gradually increased, namely the closer to the discharging direction, the higher the heating temperature of the slurry is, the heat loss of the front part of the tank body is reduced, and the final discharging temperature is ensured to meet the requirement of rear-end processing;

3. the heating coil is additionally arranged on the outer wall of the tank body, so that the heat preservation time of the slurry is ensured, grease in the slurry can be fully separated out, and the oil extraction rate is improved;

4. a temperature sensor is arranged at the discharging pipe, so that the final discharging temperature can be measured accurately;

5. the stirrer stirs and turns over the slurry, so that the slurry is uniformly contacted with the wall of the tank body, and the uniform and rapid temperature rise of the slurry is facilitated;

6. the cooperation of a plurality of heating tanks makes centrifuge continuous operation, avoids frequently opening the harm that stops to centrifuge and cause, has still improved the treatment effeciency of rubbish from cooking.

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 utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic external structural view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present application;

FIG. 3 is a schematic diagram of an external structure of an embodiment of the present application

FIG. 4 is a schematic view of a heating surface according to an embodiment of the present application;

FIG. 5 is a schematic view of a kitchen waste preseparation apparatus according to an embodiment of the present application;

1. a tank body; 11. a feed pipe; 12. a discharge pipe; 13. a sand discharge port; 14 a viewing aperture;

2. a stirrer; 21. a first stirrer; 22. a second agitator;

3. a heating coil; 31. heating the surface;

4. a temperature sensor;

5. a centrifugal machine.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings, in which the same reference numerals indicate the same or structurally similar but functionally identical elements.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The direct heating mode is influenced by heat source pressure fluctuation, the discharging temperature is unstable, the heating time is short, part of grease in the slurry can not be separated out, the oil extraction rate is unstable, and part of grease in the slurry can not be extracted.

Therefore, referring to fig. 1 to 2, the heating tank for kitchen waste comprises a tank body 1, a stirrer 2 and a heating coil 3, wherein the tank body 1 is provided with a feeding pipe 11 and a discharging pipe 12, the feeding pipe 11 and the discharging pipe 12 are respectively arranged at two ends of the tank body 1, and a temperature sensor 4 is arranged at the discharging pipe 12; the stirring blade of the stirrer 2 is positioned inside the tank body 1; the heating coil 3 is coiled on the outer wall of the tank body 1; the temperature of the heating coil 3 gradually increases from the end of the tank 1 provided with the feed pipe 11 to the other end of the tank 1.

According to the technical scheme, kitchen waste becomes waste slurry after being processed at the front end and enters the tank body 1 through the feeding pipe 11, the heating coil 3 arranged on the outer wall of the tank body 1 in a winding mode heats the tank body 1, so that a heat source does not directly contact the slurry but indirectly heats the slurry, the temperature of the heating coil 3 is higher in the direction close to the discharging pipe 12, the temperature of the slurry finally discharged through the discharging pipe 12 reaches the temperature required by the processing at the rear end, and the slurry discharging temperature is stable because the heat source does not directly contact the slurry; the temperature of the heating coil 3 is gradually increased, so that the heat loss of the front part of the heating tank is reduced, the final discharging temperature can be reached, and the energy conservation and environmental protection are facilitated; the mode that the heating coil pipe 3 is additionally arranged on the outer wall of the tank body is adopted, the heat preservation time of the slurry is guaranteed, grease in the slurry can be fully separated out, and the oil extraction rate is improved. The discharging pipe 12 is provided with a temperature sensor 4, so that the final discharging temperature can be conveniently measured. The stirrer 2 stirs and turns over the slurry, so that the slurry is uniformly contacted with the wall of the tank body 1, and uniform and rapid temperature rise of the slurry is facilitated.

It will be appreciated by those skilled in the art that the heating coil 3 may be steam heated or other heating means commonly employed by those skilled in the art, whereby indirect heating may reduce the amount of steam entering the slurry, reducing the cost of back-end wastewater treatment.

Preferably, referring to fig. 3, since the slurry does not completely fill the tank body 1 under normal conditions, in some embodiments, the heating coil 3 may be arranged to be wound only on the lower portion of the outer wall of the tank body 1, so that it is convenient to arrange other structures, such as an access hole, a deodorization hole, etc., on the upper portion of the tank body 1, the arrangement space of other structures is increased, and the material consumption of the heating coil 3 is reduced, which is beneficial to saving cost.

Preferably, the heating coil 3 is externally provided with a heat-insulating layer, so that the heat loss can be reduced, and the heating and heat-insulating effect is improved.

Preferably, the bottom of the tank body 1 is provided with a sand discharge port 13, and the sand discharge port 13 is provided with a pneumatic quick-opening valve, so that sediments in the tank body 1 can be conveniently discharged.

Illustratively, the heating coil 3 is provided with a plurality of segments, and the heating temperature of the heating coil 3 is gradually increased from the end of the tank 1 where the feeding pipe 11 is provided to the other end of the tank 1. Therefore, the temperature of each section of the heating coil 3 is changed, gradient heating can be realized, the accuracy of the heating temperature is improved, and the heating temperature is conveniently controlled.

Illustratively, the arrangement gap of the heating coil 3 is gradually reduced from the end of the tank 1 where the feed pipe 11 is arranged to the other end of the tank 1. From this setting, change heating coil 3's the clearance of arranging, can realize gradient heating, simple structure easily operates, and is with low costs.

Illustratively, referring to fig. 4, the side of the heating coil 3 close to the outer wall of the can body 1 is a heating surface 31, and the heating surface 31 is a curved surface covering the outer wall of the can body 1. The contact area between the heating coil 3 and the outer wall of the tank body 1 is increased, and the heating effect is improved.

Illustratively, the heating coil 3 is wound obliquely around the outer wall of the can body 1. When coiling jar body 1 outer wall along heating coil 3's radial, the displacement that the transmission of heat source need pass through in heating coil 3 is longer, can cause more calorific loss, for reaching the ejection of compact direction that is close more, the temperature that thick liquids received is higher more, and heating coil 3 need improve at the temperature of feeding department, and not environmental protection and rate of heating are slow. Therefore, the heating coil 3 is obliquely wound on the outer wall of the tank body 1, so that the heat source can be rapidly circulated, the heating process can be effectively utilized, and the heat loss can be reduced.

Illustratively, the stirrer 2 includes a first stirrer 21, and the first stirrer 21 is a helical stirrer, and a stirring shaft of the helical stirrer is parallel to the axial direction of the heating tank. The heating tank is big in size usually, consequently needs the agitator that can the intensive mixing, sets up the parallel spiral agitator with the axial direction who heats the jar, at thick liquids heating process, can go deep into thick liquids inside and carry out the intensive mixing for thick liquids are heated evenly, rapid heating up. In addition, the spiral stirrer can also push the slurry to be transported towards the discharging direction.

It will be appreciated by those skilled in the art that the first agitator 21 can be provided as a plurality of helical agitators with different rotational directions, further improving the uniformity of the heated slurry.

Illustratively, the stirrer 2 further comprises a second stirrer 22, and the second stirrer 22 is a paddle stirrer installed at the top of the heating tank. The heating tank has large stirring energy consumption, the energy consumption can be reduced through the top-mounted paddle type stirrer, the stirring uniformity of the slurry is further ensured, and the heating effect of the slurry is improved.

Illustratively, the second stirrer 22 is provided in plurality, and the plurality of second stirrers 22 are arranged in a radial direction parallel to the tank 1. The stirring of rule orderly appears easily at the thick liquids in the heating stirring process for the thick liquids stirring of part position is not abundant, influences the bulk heating effect, adds and establishes second agitator 22 and can make the stirring go on from the multidirection, and further make the stirring fully even, improves the bulk heating effect, carries out quick even heating to thick liquids.

It will be appreciated by those skilled in the art that the outer wall of the tank 1 is wound around the heating coil 3, which limits the arrangement position of the motor and the speed reducer of the second stirrer 22, and thus, the second stirrer 22 may be provided as a plurality of paddle stirrers driven by one motor.

Illustratively, the heating tank is provided with a viewing hole 14, and the height of the viewing hole 14 is flush with the height of the stirring blade of the second stirrer 22. When the amount of the slurry introduced into the heating tank is too much, the second stirrer 22 can be corroded by the slurry after long-term use, the slurry does not have sufficient stirring space, and the observation hole 14 with the height flush with that of the second stirrer 22 is additionally arranged, so that the amount of the slurry introduced into the heating tank can be observed and controlled conveniently.

To achieve the second object, exemplarily referring to fig. 5, the present application provides a kitchen waste pre-separating apparatus, including:

a plurality of heating jar and centrifuge 5 of kitchen garbage as above, centrifuge 5 and a plurality of heating jar intercommunication, a plurality of heating jar let in kitchen garbage to centrifuge 5 in proper order.

When one heating tank is filled with slurry, heating for a certain time, and treating in a centrifuge 5 after meeting the temperature requirement to separate different substances in the slurry; the cooperation of a plurality of heating tanks for centrifuge 5 continuous operation avoids frequently opening the harm that stops to centrifuge 5 and cause, has improved the treatment effeciency of rubbish from cooking.

Illustratively, 2 to 3 heating tanks with the volume of 15 cubic meters are utilized, after one tank body 1 is filled with slurry, the heating is started, the temperature is kept for half an hour after the heating, then the heating is carried out by a three-phase separator, and the continuous operation of the rear-end centrifuge 5 can be ensured by sequential batch production of 3 heating tanks.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A heating tank for kitchen waste, the heating tank comprising:

the device comprises a tank body, a temperature sensor and a temperature sensor, wherein the tank body is provided with a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are respectively arranged at two ends of the tank body, and the discharging pipe is provided with the temperature sensor;

the stirring blade of the stirrer is positioned in the tank body; and

the heating coil is coiled on the outer wall of the tank body; from the one end that the jar body was equipped with the inlet pipe to the other end of the jar body, heating coil's temperature increases gradually.

2. The heating tank for kitchen waste as claimed in claim 1, wherein said heating coil is provided with a plurality of segments, and the heating temperature of said plurality of segments of heating coil increases gradually from the end of said tank where said feeding pipe is provided to the other end of said tank.

3. The heating tank for kitchen waste as claimed in claim 1 or 2, wherein said heating coil is arranged with a gradually decreasing gap from one end of said tank body where said feeding pipe is provided to the other end of said tank body.

4. The heating tank for kitchen waste as claimed in claim 1, wherein a side of said heating coil near said outer wall of said tank body is a heating surface, and said heating surface is a curved surface covering said outer wall of said tank body.

5. The heating tank for kitchen waste as claimed in claim 1, wherein said heating coil is wound obliquely around an outer wall of said tank body.

6. The heating tank for kitchen waste according to claim 1, wherein said agitator comprises a first agitator, said first agitator is a helical agitator, and an agitating shaft of said helical agitator is parallel to an axial direction of said heating tank.

7. The heating tank for kitchen waste as claimed in claim 6, wherein the agitator further comprises a second agitator, the second agitator being a paddle agitator mounted on top of the heating tank.

8. The heating tank for kitchen waste as claimed in claim 7, wherein said second stirrer is provided in plurality, and said plurality of second stirrers are arranged in a radial direction parallel to said tank.

9. The heating tank for kitchen waste as claimed in claim 7, wherein said heating tank is provided with a viewing hole having a height level with a height of said stirring blade of said second stirrer.

10. A kitchen waste preseparation apparatus, characterized in that it comprises:

a plurality of heating tanks of kitchen waste as claimed in any of the claims 1 to 9; and

the centrifuge, centrifuge with a plurality of heating jar intercommunications, a plurality of heating jar in proper order to centrifuge lets in kitchen waste.

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