CN111977726A - Kitchen garbage leachate heating system - Google Patents
Kitchen garbage leachate heating system Download PDFInfo
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- CN111977726A CN111977726A CN202010803520.1A CN202010803520A CN111977726A CN 111977726 A CN111977726 A CN 111977726A CN 202010803520 A CN202010803520 A CN 202010803520A CN 111977726 A CN111977726 A CN 111977726A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a heating system for kitchen waste leachate, which comprises: at least one kitchen waste leachate heating device; kitchen garbage leachate heating device includes: the tank body is provided with a feed inlet at the top and a discharge outlet at the bottom; the stirrer is arranged at the top of the tank body, a stirring shaft of the stirrer extends into the tank body, and the lower end part of the stirring shaft is provided with stirring blades; the steam heating pipeline is arranged in the tank body and used for heating the materials; the kitchen waste leachate in the tank body is heated through the steam heating pipeline, and the stirrer enables the kitchen waste leachate in the tank body to be heated uniformly, so that the heating efficiency of the kitchen waste leachate is improved.
Description
Technical Field
The invention relates to the field of kitchen waste treatment equipment, in particular to a heating system for kitchen waste leachate.
Background
Kitchen waste, commonly known as swill, also known as hogwash and swill, is mainly generated in catering industry, dining halls and families, and mainly refers to domestic sewage and waste which is easy to rot and deteriorate and is generated by eating behaviors of people. Compared with other garbage, the garbage has the characteristics of high water content, high grease content and high inorganic salt content. The kitchen waste accounts for a large proportion of the municipal domestic waste, and is a high-quality harmful organism culture medium which is a byproduct of human beings, so that mosquito, fly and germ can be easily and spontaneously bred, toxic, stink and combustible gas can be generated, and fire-fighting hidden dangers and environmental protection and health problems can be caused. The waste oil and swill pig which improperly use the kitchen waste have great harm, the kitchen waste leachate is rich in animal grease and vegetable grease, and can be used as a raw material of industrial raw materials and biodiesel after being separated, but the leachate needs to be heated to a certain temperature before separation, so that the problem of how to efficiently and continuously heat materials becomes grease separation.
Therefore, a kitchen waste leachate heating system is needed to be provided, kitchen waste leachate after being squeezed by the screw extruder is efficiently heated, so that the heated material can be sent to subsequent equipment for grease separation.
Disclosure of Invention
The invention aims to provide a heating system for kitchen waste leachate, which improves the heating efficiency of the kitchen waste leachate.
In order to achieve the above object, the present invention provides a kitchen waste leachate heating system, which comprises: at least one kitchen waste leachate heating device;
kitchen garbage leachate heating device includes:
the tank body is provided with a feed inlet at the top and a discharge outlet at the bottom;
the stirrer is arranged at the top of the tank body, a stirring shaft of the stirrer extends into the tank body, and stirring blades are arranged at the lower end part of the stirring shaft;
the steam heating pipeline is arranged in the tank body and used for heating the materials.
Preferably, the steam heating pipeline comprises a plurality of steam heating sub-pipes and a main steam heating pipe connected with the plurality of steam heating sub-pipes, the main steam heating pipe extends into the tank body from the top of the tank body, the plurality of steam heating sub-pipes are arranged at the bottom of the tank body and are perpendicular to the axis of the tank body, and a plurality of steam discharging holes are formed in the lower side wall of each steam heating sub-pipe;
the top of the tank body is provided with a steam interface, the steam heating main pipe is connected with a steam feeding pipeline through the steam interface, and the steam feeding pipeline is provided with a steam automatic valve.
Preferably, the steam heating sub-pipe is a disc-shaped ring pipe, two rows of the steam discharge holes are formed in the disc-shaped ring pipe, and the two rows of the steam discharge holes are symmetrically arranged along the diameter of the disc-shaped ring pipe.
Preferably, the feed inlet is equipped with the inlet pipe, the discharge gate is equipped with the discharging pipe, be equipped with the feeding automatic valve on the inlet pipe, the discharging pipe is equipped with ejection of compact automatic valve.
Preferably, the automatic discharging valve further comprises a temperature sensor and a controller, the temperature sensor is used for detecting the temperature of the materials in the tank body, and the controller controls the automatic discharging valve to be opened and closed according to the temperature of the materials detected by the temperature sensor.
Preferably, still include liquid level switch, liquid level switch set up in the top of the jar body, liquid level switch respectively with feeding automatic valve ejection of compact automatic valve steam automatic valve is connected, works as the internal liquid level height of jar reaches the liquid level upper limit of the jar body, liquid level switch control feeding automatic valve ejection of compact automatic valve steam automatic valve closes.
Preferably, still include the level gauge, the level gauge set up in the inner wall of the jar body, be used for detecting the liquid level height in the jar body, the controller is according to the liquid level height control that the level gauge detected the feeding automatic valve is closed and control the steam automatic valve is opened.
Preferably, the axis of the stirring shaft is parallel to and does not coincide with the axis of the tank body.
Preferably, the number of the kitchen waste leachate heating devices is multiple, a feed inlet of each kitchen waste leachate heating device is connected with the feed pipe through the automatic feed valve, a discharge outlet of each kitchen waste leachate heating device is connected with the feed pipe through the automatic discharge valve, and the controller sequentially controls the automatic feed valve, the automatic steam valve and the automatic discharge valve of the multiple kitchen waste leachate heating devices to be alternately opened and closed, so that the multiple kitchen waste leachate heating devices alternately complete feeding, heating and discharging operations. .
Preferably, still include deodorization system, the top of jar body is equipped with deodorization mouth, deodorization system with deodorization mouth is connected for dispel the internal foul smell gas of jar.
The invention has the beneficial effects that: the kitchen waste leachate in the tank body is heated through the steam heating pipeline, and the stirrer enables the kitchen waste leachate in the tank body to be heated uniformly, so that the heating efficiency of the kitchen waste leachate is improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings. Wherein like reference numerals generally represent like parts throughout the exemplary embodiments.
Fig. 1 shows a schematic structural diagram of a kitchen waste leachate heating system in an embodiment of the present invention.
Fig. 2 shows a top view of a kitchen waste leachate heating system in an embodiment of the invention.
Fig. 3 shows a pipeline connection schematic diagram of a kitchen waste leachate heating system in an embodiment of the invention.
Fig. 4 shows a schematic structural view of the steam heating main pipe in one embodiment of the present invention.
Fig. 5 shows a schematic connection of a main steam heating pipe and a steam heating pipe in an embodiment of the present invention.
Fig. 6 shows a schematic configuration of a steam heating pipe in an embodiment of the present invention.
3 figure 3 7 3 illustrates 3 a 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 figure 3 6 3 in 3 one 3 embodiment 3 of 3 the 3 invention 3. 3
Description of reference numerals:
1. climbing a ladder; 2. a railing; 3. a stirrer; 4. a steam interface; 5. a platform; 6. a tank body; 7. a liquid level switch; 8. emptying the air; 9. a discharge port; 10. a manhole; 11. a steam heating pipeline; 12. a liquid level meter; 13. a thermometer; 14. a temperature sensor; 15. a feed inlet; 16. a deodorizing port; 17. a steam manual valve; 18. a steam automatic valve; 19. a steam feed line; 20. a feed automatic valve; 21. a feed pipe; 22. a manual discharge valve; 23. a discharge automatic valve; 24. a discharge pipe; 25. a steam heating main pipe; 26. steam heating the sub-pipe; 27. a steam discharge hole.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
According to the embodiment of the invention, the kitchen waste leachate heating system comprises: the heating system includes: a kitchen waste leachate heating device;
kitchen garbage leachate heating device includes: the tank body is provided with a feed inlet at the top and a discharge outlet at the bottom; the stirrer is arranged at the top of the tank body, a stirring shaft of the stirrer extends into the tank body, and the lower end part of the stirring shaft is provided with stirring blades; the steam heating pipeline is arranged in the tank body and used for heating the materials.
The kitchen waste leachate enters the tank body through the feed inlet, the kitchen waste leachate in the tank body is heated through the steam heating pipeline, the kitchen waste leachate in the tank body is uniformly heated through the stirrer, so that the heating efficiency of the kitchen waste leachate is improved, and the kitchen waste leachate after being heated is conveyed to follow-up equipment from the discharge outlet to be subjected to grease separation.
As an example, the solid content of the kitchen waste leachate is not more than 10%, and the particle size of the material is not more than 2 mm.
As an example, the bottom of the tank is conical to facilitate the flow of material from the bottom of the tank out of the material flow port.
Preferably, the steam heating pipeline comprises a plurality of steam heating sub-pipes and a steam heating main pipe connected with the plurality of steam heating sub-pipes, the steam heating main pipe extends into the tank body from the top of the tank body, the plurality of steam heating sub-pipes are arranged at the bottom of the tank body and are perpendicular to the axis of the tank body, and a plurality of steam discharging holes are formed in the lower side wall of each steam heating sub-pipe; the top of the tank body is provided with a steam interface, the steam heating main pipe is connected with a steam feeding pipeline through the steam interface, and the steam feeding pipeline is provided with a steam automatic valve.
The steam that is responsible for with the steam inlet pipe through steam heating lets in the bottom of the jar body to let in steam a plurality of steam heating subducts, through the steam discharge hole of the lower lateral wall of steam heating subduct, with the even material of discharging to the jar internal of steam, carry out steam heating to the material, the interior material uniform heating of each liquid level height of a plurality of steam heating subducts perpendicular to jar body is made to the axis of the jar body.
As an example, the steam feeding pipeline is also provided with a manual valve, the manual valve is in a normally open state, and when the automatic steam valve is damaged, the manual valve can be used for controlling the opening and closing of the steam feeding pipeline, so that the automatic steam valve is convenient to replace or maintain.
As the preferred scheme, the steam heating sub-pipe is a disc-shaped ring pipe, two rows of steam discharge holes are formed in the disc-shaped ring pipe, the two rows of steam discharge holes are symmetrically formed along the diameter of the disc-shaped ring pipe, and the disc-shaped ring pipe is favorable for uniformly heating materials in the tank body.
As an example, a plurality of steam heating sub-pipes are fixed through a support arranged inside the tank body, two rows of steam discharging holes form an included angle of 60 degrees, the diameter of each steam discharging hole is 6mm, the steam discharging efficiency is improved, and the noise is low.
As preferred scheme, the feed inlet is equipped with the inlet pipe, and the discharge gate is equipped with the discharging pipe, is equipped with the automatic valve of feeding on the inlet pipe, and the discharging pipe is equipped with the automatic valve of ejection of compact. The on-off of the feeding pipe is controlled by the automatic feeding valve, and the on-off of the discharging pipe is controlled by the automatic discharging valve.
As an example, the discharging pipe is provided with a manual discharging valve in a normally open state, and when the automatic discharging valve is damaged, the manual discharging valve is manually closed, so that the automatic discharging valve is convenient to replace or maintain.
As an example, the feeding automatic valve, the discharging automatic valve and the steam automatic valve can adopt a pneumatic ball valve or an electric ball valve.
As the preferred scheme, still include temperature sensor and controller, temperature sensor is used for detecting the material temperature in the jar body, and the controller is according to the opening and closing of the material temperature control ejection of compact automatic valve that temperature sensor detected.
As an example, when the material is heated to 60-70 ℃, the heating of the material is completed, the temperature sensor sends out a signal, and the controller controls the automatic discharging valve to open, so that the material in the tank body can be discharged to the next process.
As preferred scheme, still include liquid level switch, liquid level switch sets up in the top of the jar body, and liquid level switch is connected with automatic valve of feeding, ejection of compact automatic valve, steam automatic valve respectively, and when the liquid level height in the jar body reached the liquid level upper limit of the jar body, liquid level switch control feeding automatic valve, ejection of compact automatic valve, steam automatic valve closed. When the liquid level switch detects that the liquid level in the tank body reaches the upper limit, the device stops all operations, closes all automatic valves and avoids safety accidents.
As preferred scheme, still include the level gauge, the level gauge sets up in the inner wall of jar body for detect the internal liquid level height of jar, the controller is according to the liquid level height control feeding automatic valve that the level gauge detected and close and control steam automatic valve and open.
As an example, the material enters the tank body through the feeding pipe, when the material liquid level is 300mm away from the tank top, the liquid level meter sends a signal, the controller closes the automatic feeding valve, opens the steam designated valve, introduces steam into the material, and opens the stirrer, and the material is heated and stirred at the same time, so that the material heating efficiency is improved, and the automation degree is high.
As preferred scheme, the axis of (mixing) shaft is parallel and the misalignment with the axis of the jar body, improves the degree of consistency of material stirring, avoids being close to the material stirring inequality of jar internal wall.
As an example, the eccentric distance of the stirring shaft and the axis of the tank body is 140 mm.
As a preferred scheme, the number of the kitchen waste leachate heating devices is multiple, the feed inlet of each kitchen waste leachate heating device is respectively connected with the feed pipe through a feed automatic valve, the discharge outlet of each kitchen waste leachate heating device is respectively connected with the feed pipe through a discharge automatic valve, and the controller sequentially controls the feed automatic valve, the steam automatic valve and the discharge automatic valve of the multiple kitchen waste leachate heating devices to be alternately opened and closed, so that the multiple kitchen waste leachate heating devices respectively alternately complete the feeding, heating and discharging work.
As an example, the controller respectively controls the steam automatic valve, the feeding automatic valve and the discharging automatic valve of each heating device alternately, when the first heating device opens the steam automatic valve to heat the material, the second heating device opens the feeding automatic valve to complete feeding, the preparation stage of material heating is entered, the third heating device completes heating of the material, the discharging automatic valve is opened to discharge, and the plurality of heating devices alternately complete feeding, heating and discharging, so that the heating efficiency of the material is improved.
As preferred scheme, still include deodorization system, the top of jar body is equipped with the deodorization mouth, and deodorization system is connected with the deodorization mouth for dispel the internal stink gas of jar.
As a given example, the method further comprises an evacuation port, and when the material has too many impurities or the impurities at the bottom of the material are too many due to the deposition problem, the tank material can be evacuated through the evacuation port, and the tank body is cleaned.
Examples
3 fig. 3 1 3 shows 3 a 3 schematic 3 structural 3 diagram 3 of 3 a 3 kitchen 3 waste 3 leachate 3 heating 3 system 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 fig. 3 2 3 shows 3 a 3 top 3 view 3 of 3 the 3 kitchen 3 waste 3 leachate 3 heating 3 system 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 fig. 3 3 3 shows 3 a 3 schematic 3 piping 3 connection 3 diagram 3 of 3 the 3 kitchen 3 waste 3 leachate 3 heating 3 system 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 fig. 3 4 3 shows 3 a 3 schematic 3 structural 3 diagram 3 of 3 a 3 steam 3 heating 3 main 3 pipe 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 fig. 3 5 3 shows 3 a 3 schematic 3 connection 3 diagram 3 of 3 the 3 steam 3 heating 3 main 3 pipe 3 and 3 a 3 steam 3 heating 3 pipe 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 fig. 3 6 3 shows 3 a 3 schematic 3 structural 3 diagram 3 of 3 the 3 steam 3 heating 3 pipe 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3, 3 and 3 fig. 3 7 3 shows 3 a 3 sectional 3 view 3 of 3 a 3- 3 a 3 direction 3 in 3 fig. 3 6 3 in 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3. 3
As shown in fig. 1 to 7, the kitchen waste leachate heating system of this embodiment includes: two kitchen waste leachate heating devices; the feed inlet 15 of each kitchen waste leachate heating device is respectively connected with the feed pipe 21 through the automatic feed valve 20, the discharge outlet 9 of each kitchen waste leachate heating device is respectively connected with the feed pipe through the automatic discharge valve 23, and the controller sequentially controls the automatic feed valve 20, the automatic steam valve 18 and the automatic discharge valve 23 of the multiple kitchen waste leachate heating devices to be alternately opened and closed, so that the two kitchen waste leachate heating devices respectively alternately complete the feeding, heating and discharging work. This kitchen garbage leachate heating device includes:
the tank comprises a tank body 6, wherein the top of the tank body 6 is provided with a feed inlet 15, the bottom of the tank body 6 is provided with a discharge outlet 9, the diameter of the tank body 6 is 2200mm, the height of the tank body 6 is 2000mm, and the bottom of the tank body 6 is conical; the stirrer 3 is arranged at the top of the tank body 6, a stirring shaft of the stirrer 3 extends into the tank body 6, stirring blades are arranged at the lower end part of the stirring shaft, and the axis of the stirring shaft is parallel to and does not coincide with the axis of the tank body 6; steam heating pipeline 11, steam heating pipeline 11 sets up in jar body 6 for heat the material.
The steam heating pipeline 11 comprises four steam heating sub-pipes 26 and a main steam heating pipe 25 connected with the four steam heating sub-pipes 16, the main steam heating pipe 25 extends into the tank body 6 from the top of the tank body 6, the four steam heating sub-pipes 26 are arranged at the bottom of the tank body 6 and are perpendicular to the axis of the tank body 6, and a plurality of steam discharging holes 27 are formed in the lower side wall of each steam heating sub-pipe 26; the top of the tank body 6 is provided with a steam interface 4, the steam heating main pipe 25 is connected with a steam feeding pipeline 19 through the steam interface 4, and the steam feeding pipeline 19 is provided with a steam automatic valve 18. The steam feed pipeline is also provided with a manual valve, the manual valve is in a normally open state, and when the automatic steam valve is damaged, the manual valve can be used for controlling the opening and closing of the steam feed pipeline, so that the automatic steam valve is convenient to replace or maintain.
As shown in fig. 6, the outer diameter of the steam heating sub-pipe is phi 2000mm, and the intervals of the steam discharge holes uniformly distributed along the circumferential direction are 9 °. An included angle of 60 degrees is formed between the two rows of steam discharge holes, and the diameter of each steam discharge hole is phi 6 mm.
The steam heating sub-pipe 26 is a disk-shaped ring pipe, two rows of steam discharge holes 27 are formed in the disk-shaped ring pipe, and the two rows of steam discharge holes 27 are symmetrically arranged along the diameter of the disk-shaped ring pipe. The steam feeding pipeline 19 is also provided with a manual steam valve 17, the manual steam valve 17 is in a normally open state, and when the automatic steam valve 18 is damaged, the manual steam valve 17 can be used for controlling the opening and closing of the steam feeding pipeline, so that the automatic steam valve can be conveniently replaced or maintained.
The feed inlet 15 is equipped with the inlet pipe 21, and the discharge gate 9 is equipped with discharging pipe 24, is equipped with feeding automatic valve 20 on the inlet pipe 21, and discharging pipe 24 is equipped with ejection of compact automatic valve 23, and discharging pipe 24 is equipped with the manual valve 22 of the ejection of compact of normally open state, and manual valve 22 of the manual shut-off ejection of compact when ejection of compact automatic valve 23 damages, is convenient for change or maintain the ejection of compact automatic valve.
This kitchen garbage leachate heating device still includes temperature sensor 14 and controller, and temperature sensor 14 is used for detecting the material temperature in jar body 6, and the controller is according to the opening and closing of the material temperature control ejection of compact automatic valve 23 that temperature sensor 14 detected. Still include liquid level switch 7, liquid level switch 7 sets up in the top of jar body 6, and liquid level switch 7 is connected with feeding automatic valve 20, ejection of compact automatic valve 23, steam automatic valve 18 respectively, and when the liquid level height in jar body 6 reached jar liquid level upper limit of body 6, liquid level switch 7 control feeding automatic valve 20, ejection of compact automatic valve 23, steam automatic valve 10 close.
The kitchen waste leachate heating device further comprises a liquid level meter 12, wherein the liquid level meter 12 is arranged on the inner wall of the tank body 6 and used for detecting the liquid level height in the tank body 6, and the controller controls the automatic feeding valve 20 to be closed and controls the automatic steam valve 18 to be opened according to the liquid level height detected by the liquid level meter 12.
This kitchen garbage leachate heating device still includes deodorization system, and the top of jar body 6 is equipped with deodorization mouth 16, and deodorization system is connected with deodorization mouth 16 for dispel the interior stink gas of jar body 6.
The top of the jar body 6 is equipped with cat ladder 1, railing 2 and platform 5, and the personnel of being convenient for climb to the maintenance operation at the top of the jar body 6, and the bottom of the jar body 6 is equipped with manhole 10 and evacuation mouth 8, is convenient for with the material from 8 evacuation backs of evacuation mouth, and personnel get into the jar body 6 from manhole 10, maintains jar 6 inside, and the jar body is equipped with thermometer 13.
The heating device is applied to heating kitchen waste leachate squeezed by a screw extruder, the solid content of the kitchen waste leachate is not more than 10%, the particle size of the material is not more than 2mm, 5 tons of the kitchen waste leachate is heated per hour, 0.4Mpa and 144 ℃ saturated steam are required to be supplied to the outside, 0.6-0.7Mpa of industrial compressed air and-100 Kpa of 100m3/h of deodorizing air volume.
When the system works, materials enter one tank body 6 through the feeding pipe 21, the feeding time is set to be 15 minutes, and when the material liquid level is 300mm away from the tank top, the liquid level meter 12 sends a signal to close the automatic feeding valve 20; starting the automatic steam valve 18, introducing steam into the materials, starting the stirrer 3, heating the materials to 60-70 ℃ in 45 minutes, sending a signal by the temperature sensor 14, and opening the automatic discharging valve 23 for discharging; when the tank body 6 of one heating device is heated, the tank body 6 of the other device finishes feeding and starts heating, and the heating is alternately carried out, so that the heating efficiency of the materials is improved.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. The utility model provides a kitchen garbage filtration liquid heating system which characterized in that, heating system includes: at least one kitchen waste leachate heating device;
kitchen garbage leachate heating device includes:
the tank comprises a tank body (6), wherein a feed inlet (15) is formed in the top of the tank body (6), and a discharge outlet (9) is formed in the bottom of the tank body;
the stirrer (3) is arranged at the top of the tank body (6), a stirring shaft of the stirrer (3) extends into the tank body (6), and stirring blades are arranged at the lower end part of the stirring shaft;
the steam heating pipeline (11), steam heating pipeline (11) set up in jar body (6) are used for heating the material.
2. The heating system for kitchen waste leachate according to claim 1, wherein the steam heating pipeline (11) comprises a plurality of steam heating sub-pipes (26) and a main steam heating pipe (25) connected to the plurality of steam heating sub-pipes (16), the main steam heating pipe (25) extends into the tank body (6) from the top of the tank body (6), the plurality of steam heating sub-pipes (26) are arranged at the bottom of the tank body (6) and are perpendicular to the axis of the tank body (6), and the lower side wall of each steam heating sub-pipe (26) is provided with a plurality of steam discharge holes (27);
the top of the tank body (6) is provided with a steam connector (4), the steam heating main pipe (25) is connected with a steam feeding pipeline (19) through the steam connector (4), and the steam feeding pipeline (19) is provided with a steam automatic valve (18).
3. The heating system for kitchen waste leachate according to claim 2, wherein the steam heating sub-pipe is a disk-shaped ring pipe, two rows of the steam discharging holes (27) are formed in the disk-shaped ring pipe, and the two rows of the steam discharging holes (27) are symmetrically arranged along the diameter of the disk-shaped ring pipe.
4. The heating system for kitchen waste leachate according to claim 2, wherein the feeding inlet (15) is provided with a feeding pipe (21), the discharging outlet (9) is provided with a discharging pipe (24), the feeding pipe (21) is provided with an automatic feeding valve (20), and the discharging pipe (24) is provided with an automatic discharging valve (23).
5. The heating system for kitchen waste leachate according to claim 4, further comprising a temperature sensor (14) and a controller, wherein the temperature sensor (14) is used for detecting the temperature of the material in the tank (6), and the controller controls the automatic discharge valve (23) to be opened and closed according to the temperature of the material detected by the temperature sensor (14).
6. The kitchen garbage leachate heating system of claim 4, further comprising a liquid level switch (7), wherein the liquid level switch (7) is disposed at the top of the tank body (6), the liquid level switch (7) is respectively connected with the automatic feed valve (20), the automatic discharge valve (23) and the automatic steam valve (18), and when the liquid level in the tank body (6) reaches the upper limit of the liquid level of the tank body (6), the liquid level switch (7) controls the automatic feed valve (20), the automatic discharge valve (23) and the automatic steam valve (10) to be closed.
7. The heating system for kitchen garbage leachate according to claim 5, further comprising a liquid level meter (12), wherein the liquid level meter (12) is disposed on the inner wall of the tank body (6) and is used for detecting the liquid level height inside the tank body (6), and the controller controls the automatic feed valve (20) to be closed and controls the automatic steam valve (18) to be opened according to the liquid level height detected by the liquid level meter (12).
8. The kitchen garbage leachate heating system of claim 5, wherein the number of the kitchen garbage leachate heating devices is multiple, the feed inlet (15) of each kitchen garbage leachate heating device is connected with the feed pipe (21) through the automatic feed valve (20), the discharge outlet (9) of each kitchen garbage leachate heating device is connected with the feed pipe through the automatic discharge valve (23), and the controller sequentially controls the automatic feed valve (20), the automatic steam valve (18) and the automatic discharge valve (23) of the multiple kitchen garbage leachate heating devices to be alternately opened and closed, so that the multiple kitchen garbage leachate heating devices alternately complete feeding, heating and discharging operations.
9. The heating system for kitchen waste leachate according to claim 1, wherein the axis of the stirring shaft is parallel to and not coincident with the axis of the tank (6).
10. The heating system for kitchen waste leachate according to claim 1, further comprising a deodorization system, wherein a deodorization port (16) is disposed at the top of the tank body (6), and the deodorization system is connected to the deodorization port (16) and used for removing odor gas in the tank body (6).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803520.1A CN111977726A (en) | 2020-08-11 | 2020-08-11 | Kitchen garbage leachate heating system |
| PCT/CN2020/124393 WO2022032878A1 (en) | 2020-08-11 | 2020-10-28 | Food waste leachate heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803520.1A CN111977726A (en) | 2020-08-11 | 2020-08-11 | Kitchen garbage leachate heating system |
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| Publication Number | Publication Date |
|---|---|
| CN111977726A true CN111977726A (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010803520.1A Pending CN111977726A (en) | 2020-08-11 | 2020-08-11 | Kitchen garbage leachate heating system |
Country Status (2)
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| CN (1) | CN111977726A (en) |
| WO (1) | WO2022032878A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183561A1 (en) * | 2021-03-04 | 2022-09-09 | 北京高能时代环境技术股份有限公司 | Grease extraction device for organic waste leachate and extraction process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733656B (en) * | 2022-04-25 | 2024-01-23 | 江苏泓润生物质能科技有限公司 | Synchronous split-phase deslagging and impurity removing system for pretreated kitchen waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003136038A (en) * | 2001-11-06 | 2003-05-13 | Tiger Vacuum Bottle Co Ltd | Method for treating garbage at reduced pressure and device |
| WO2013029238A1 (en) * | 2011-08-30 | 2013-03-07 | 长沙中联重工科技发展股份有限公司 | Kitchen garbage processing system |
| CN208916847U (en) * | 2018-10-13 | 2019-05-31 | 柯亚旺 | A kind of temp autocontrolled oil-contained waste water treatment device |
| CN209554836U (en) * | 2018-12-29 | 2019-10-29 | 遂昌天盛科技有限公司 | The oil residue separating apparatus of swill grease |
| CN210647694U (en) * | 2019-08-18 | 2020-06-02 | 无锡马盛环境能源科技有限公司 | Kitchen waste pre-separation device |
-
2020
- 2020-08-11 CN CN202010803520.1A patent/CN111977726A/en active Pending
- 2020-10-28 WO PCT/CN2020/124393 patent/WO2022032878A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183561A1 (en) * | 2021-03-04 | 2022-09-09 | 北京高能时代环境技术股份有限公司 | Grease extraction device for organic waste leachate and extraction process |
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| Publication number | Publication date |
|---|---|
| WO2022032878A1 (en) | 2022-02-17 |
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