Kitchen garbage spin-drying and pressing equipment and method thereof

Abstract

The present application relates to kitchen garbage processing technical field, especially be a kind of kitchen garbage spin-drying and pressing equipment and method thereof, including casing.By using metal frame as the main structure of casing, stable structure, strong resistance to destruction, and the surface of metal frame is provided with protective shell, the protective shell is flexible plastic shell, with impact effect, the inner wall of metal frame is provided with sound insulation cotton layer, can reduce the noise generated in the process of kitchen garbage crushing and grinding, by being arranged in crushing cylinder from top to bottom in turn crushing carousel and grinding cylinder, under the drive of crushing motor, crushing carousel and grinding cylinder rotate synchronously, existing kitchen garbage is crushed and ground, and kitchen garbage powder slurry is obtained, after kitchen garbage powder slurry is introduced into discharge pipe, after the inclined filter screen filtration, coarse material is intercepted, dilute material and water are discharged from sewage discharge pipe, coarse material is lifted after lifting screw shaft and then is pressed, realize the effective treatment of kitchen garbage.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of kitchen waste treatment, in particular to a kitchen waste spin-drying and pressing equipment and method thereof. BACKGROUND

[0002] Kitchen waste, not limited to leftover food, includes food waste and food residue from households, schools, public canteens and catering industries, commonly known as "swill", which is a mixture of oil, water, fruit peel, vegetables, rice, fish, meat and bones. The current kitchen waste treatment methods are as follows:

[0003] Incineration treatment will produce a large amount of greenhouse gases, carbon dioxide and harmful gases such as dioxin;

[0004] Landfill treatment will produce leachate, causing soil and groundwater pollution;

[0005] Resource utilization, after the kitchen waste is classified as wet waste, it still needs to be treated, which is costly.

[0006] In the prior art, the garbage disposer is installed under the water bucket, and the garbage disposer mainly includes a blade for crushing garbage. After the garbage is crushed, it is directly flushed into the sewer by tap water. In the patent with application number 200910247534.3, an independent full-automatic kitchen garbage crusher is disclosed, which mainly includes a shell, a motor is arranged in the shell, a crushing cavity is arranged above the motor, a crushing cutter driven by the motor is arranged in the crushing cavity, and a water inlet pipe and an odor-resistant sewage pipe are arranged. It also includes a top cover connected to the shell and sealed in the working state of the crusher, a disinfectant storage bin connected to the crushing cavity, and an electrical control system. The above-mentioned garbage crusher is easy to install and can ensure the cleanliness of the crushing cavity, but has the following problems: the crushing degree of kitchen waste is not enough, and the crushed garbage is directly discharged into the sewer, which still pollutes the environment, and in severe cases, it may even block the sewer. Therefore, a kitchen waste spin-drying and pressing equipment and method thereof are proposed to solve the above-mentioned problems. SUMMARY

[0007] The purpose of the present application is to provide a kitchen waste spin-drying and pressing equipment and method thereof to solve the problems mentioned in the background.

[0008] To achieve the above-mentioned purpose, the present application provides the following technical solutions:

[0009] The application discloses a kitchen garbage spin-drying and pressing equipment which comprises a casing, a crushing and grinding mechanism arranged in the upper half area of the casing, a metal frame, a crushing cylinder arranged in the mounting seat and fixedly installed on the bottom plate in the mounting seat, a sound-absorbing sponge pad arranged between the outer wall of the crushing cylinder and the inner wall of the mounting seat, four supporting columns arranged on the outer wall of the top and bottom of the mounting seat and fixedly connected with the metal frame.

[0010] The crushing and grinding mechanism comprises a crushing disc and a grinding cylinder which are sequentially arranged in the crushing cylinder from top to bottom, an installation cylinder penetrating through the crushing cylinder and extending into the crushing cylinder, a grinding side wall with a diameter gradually increasing from top to bottom, grinding particles arranged on the grinding side wall and the inner wall of the crushing cylinder, a guide slope arranged on the top of the grinding cylinder, a crushing disc mounting seat fixedly arranged on the top end of the grinding cylinder and used for fixing the crushing disc.

[0011] The top of the crushing cylinder is provided with a butt joint pipe extending out of the casing, and the top end of the butt joint pipe is provided with a butt joint flange matched with the discharge pipe of the vegetable washing pool.

[0012] As a preferred solution, the inner wall of the metal frame is provided with a sound insulation cotton layer, and the outer wall of the metal frame is wrapped with a protective shell which is a flexible plastic shell.

[0013] As a preferred solution, a discharge pipe is arranged below the mounting seat in the casing, the right end of the discharge pipe extends out of the casing, the bottom plate of the grinding cylinder is a slope which inclines downward from left to right, a discharge pipe is arranged on the right end of the bottom plate of the grinding cylinder and communicates with the top plate of the left end of the discharge pipe, an inclined filter screen is arranged in the discharge pipe and inclines from the top of the left end of the discharge pipe to the right lower corner, and a sewage discharge pipe is arranged on the left end of the discharge pipe and extends out of the casing.

[0014] As a preferred solution, a lifting cylinder vertically upward is fixedly arranged on the right end of the discharge pipe, a lifting spiral shaft is rotatably arranged in the lifting cylinder, the outer side of the spiral blade of the lifting spiral shaft is matched with the inner wall of the lifting cylinder, a lifting motor is fixedly arranged on the top end of the lifting cylinder, the motor shaft of the lifting motor is fixedly connected with the lifting spiral shaft, a solid discharge pipe is arranged on the right lower corner of the right side of the top end of the lifting cylinder, and an end cover is arranged on the bottom end of the solid discharge pipe.

[0015] As a preferred solution, a motor mounting frame is fixedly arranged on the bottom panel of the mounting seat, a crushing motor is fixedly arranged on the motor mounting frame, a driving shaft is rotatably arranged in the installation cylinder and connected with the inner wall of the installation cylinder through a bearing, the top end of the driving shaft is fixedly connected with the top plate of the grinding cylinder, and the motor shaft of the crushing motor is fixedly connected with the driving shaft through a shaft coupling.

[0016] The kitchen garbage spin-drying and pressing method comprises the following steps:

[0017] Step one: add kitchen garbage from the docking pipe into the crushing cylinder, start the crushing motor to drive the crushing turntable and the grinding cylinder to rotate at high speed, and the kitchen garbage is crushed and ground in turn by the crushing turntable and the grinding cylinder to obtain kitchen garbage powder slurry;

[0018] Step two: during the process of step one, continuously add water from the docking pipe into the crushing cylinder, and guide the kitchen garbage powder slurry and water into the discharge pipe for filtration treatment;

[0019] Step three: use the lifting motor to drive the lifting spiral shaft to lift and guide the kitchen garbage residue into the solid discharge pipe, and the kitchen garbage residue is squeezed and dewatered during the lifting process;

[0020] Step four: after the dewatered kitchen garbage residue is recovered, it is sequentially subjected to disinfection, drying and pressing treatment to obtain recycled fuel.

[0021] As can be seen from the technical solutions provided by the above-mentioned application, the kitchen garbage spin-drying and pressing device and method provided by the application have the beneficial effects that:

[0022] 1. By using a metal frame as the main structure of the machine shell, the structure is stable and has strong damage resistance, and the metal frame is provided with a protective shell made of flexible plastic, which has impact resistance effect. The inner wall of the metal frame is provided with a sound insulation cotton layer, which can reduce the noise generated during the crushing and grinding of kitchen garbage. At the same time, the grinding cylinder is provided with a mounting seat, and the mounting seat and the grinding cylinder are provided with a sound insulation cotton layer, which further reduces the transmission efficiency of noise and improves the sound insulation effect.

[0023] 2. By sequentially arranging the crushing turntable and the grinding cylinder from top to bottom inside the crushing cylinder, the crushing turntable and the grinding cylinder rotate synchronously under the drive of the crushing motor. The existing kitchen garbage is crushed and ground to obtain kitchen garbage powder slurry. After the kitchen garbage powder slurry is guided into the discharge pipe, it is filtered by the inclined filter screen, the coarse material is intercepted, the thin material and water are discharged from the sewage discharge pipe, and the coarse material is lifted by the lifting spiral shaft and then subjected to pressing treatment, thereby realizing effective treatment of the kitchen garbage. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure schematic view of the kitchen garbage spin-drying and pressing device of the application.

[0025] Figure 2 It is a cross-sectional structure schematic view of the kitchen garbage spin-drying and pressing device of the application.

[0026] Figure 3This is a schematic diagram of the grinding cylinder structure in this invention.

[0027] In the diagram: 1. Casing; 11. Connecting pipe; 111. Connecting flange; 12. Protective outer shell; 13. Metal frame; 14. Sound insulation cotton layer; 2. Mounting base; 21. Crushing cylinder; 22. Sound-absorbing sponge pad; 23. Support foot; 24. Mounting cylinder; 25. Grinding cylinder; 251. Guide slope; 252. Grinding side wall; 253. Grinding particles; 254. Crushing turntable mounting base; 26. Drive shaft; 27. Sealed bearing; 28. Crushing turntable; 29. ​​Motor mounting bracket; 291. Crushing motor; 3. Discharge pipe; 31. Inclined filter screen; 32. Feed pipe; 33. Wastewater discharge pipe; 4. Lifting cylinder; 41. Lifting screw shaft; 42. Lifting motor; 43. Solid discharge pipe. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the invention.

[0029] To better understand the above technical solutions, the following will provide a detailed explanation of the technical solutions in conjunction with the accompanying drawings and specific embodiments.

[0030] like Figures 1-3 As shown, this embodiment of the invention provides a kitchen waste spin-drying and pressing device, including a housing 1. The upper part of the housing 1 is provided with a crushing and grinding mechanism. The housing 1 includes a metal frame 13. The crushing and grinding mechanism includes a mounting base 2 and a crushing cylinder 21 disposed in the mounting base 2. The bottom of the crushing cylinder 21 is fixedly mounted on the bottom plate inside the mounting base 2 by a support foot 23. The outer wall of the crushing cylinder 21 and the inner wall of the mounting base 2 are filled with a sound-absorbing sponge pad 22. Four pillars fixedly connected to the metal frame 13 are provided at equal angles on the outer walls of the top and bottom of the mounting base 2.

[0031] The crushing and grinding mechanism includes a crushing turntable 28 and a grinding cylinder 25 arranged sequentially from top to bottom inside the crushing cylinder 21. The base plate of the mounting base 2 is provided with a mounting cylinder 24 that extends upward through the crushing cylinder 21 and into the crushing cylinder 21. The grinding cylinder 25 is fitted on the mounting cylinder 24 and its inner wall is rotatably connected to the grinding cylinder 25 through a sealed bearing 27. The side of the grinding cylinder 25 is provided with a grinding side wall 252 whose diameter gradually increases from top to bottom. The bottom of the grinding side wall 252 is in contact with the inner wall of the crushing cylinder 21. Grinding particles 253 are provided on both the grinding side wall 252 and the inner wall of the crushing cylinder 21. The top of the grinding cylinder 25 is provided with a guide slope 251 that slopes from the middle to the outside. A crushing turntable mounting base 254 for fixedly installing the crushing turntable 28 is fixedly provided at the top of the grinding cylinder 25.

[0032] The top of the crushing cylinder 21 is provided with a butt joint pipe 11 extending upwardly outside the casing 1, and the top end of the butt joint pipe 11 is provided with a butt joint flange 111 butt jointed with the discharge pipe of the vegetable washing pool.

[0033] In the device, the inner wall of the metal frame 13 is attached with the sound insulation cotton layer 14, and the outer wall of the metal frame 13 is wrapped with the flexible plastic shell 12.

[0034] In the device, the discharge pipe 3 is arranged inside the casing 1 below the mounting seat 2, the right end of the discharge pipe 3 extends outside the casing 1, the bottom plate of the grinding cylinder 25 is a downwardly inclined surface from left to right, the right end bottom of the grinding cylinder 25 is provided with a downwardly communicating discharge pipe 32 with the top plate of the left end of the discharge pipe 3, the inside of the discharge pipe 3 is provided with an inclined screen 31 inclined from the top left end of the discharge pipe 3 to the right lower corner, and the left end bottom of the discharge pipe 3 is provided with a sewage discharge pipe 33 extending downwardly outside the casing 1.

[0035] In the device, the right end of the discharge pipe 3 is fixedly provided with a vertically upward lifting cylinder 4, the inside of the lifting cylinder 4 is rotatably provided with a lifting spiral shaft 41, the outer side of the spiral blade of the lifting spiral shaft 41 is attached to the inside of the lifting cylinder 4, the top end of the lifting cylinder 4 is fixedly provided with a lifting motor 42, the motor shaft of the lifting motor 42 is fixedly connected with the lifting spiral shaft 41, the top right side of the lifting cylinder 4 is provided with a solid discharge pipe 43 inclined to the right lower corner, and the bottom end of the solid discharge pipe 43 is provided with an end cover.

[0036] In the device, the bottom panel of the mounting seat 5 is fixedly provided with a motor mounting bracket 29, the motor mounting bracket 29 is fixedly provided with a crushing motor 291, the inside of the mounting cylinder 24 is provided with a driving shaft 26 rotatably connected with the inner wall of the mounting cylinder 24 through a bearing, the top end of the driving shaft 26 is fixedly connected with the top plate of the grinding cylinder 25, and the motor shaft of the crushing motor 291 is fixedly connected with the driving shaft 26 through a shaft coupling.

[0037] The embodiments of the present application will be further described in detail below with reference to the drawings:

[0038] Please refer to Figure 1 and Figure 2 , including a casing 1, the inside of the upper half of the casing 1 is provided with a crushing and grinding mechanism, the casing 1 comprises a metal frame 13, the crushing and grinding mechanism comprises a mounting seat 2 and a crushing cylinder 21 arranged in the mounting seat 2, the bottom of the crushing cylinder 21 is fixedly installed on the bottom plate inside the mounting seat 2 through support feet 23, and the outer wall of the crushing cylinder 21 is filled with a sound-absorbing sponge pad layer 22 between the inner wall of the mounting seat 2, and the outer wall of the top and bottom of the mounting seat 2 is equally angularly provided with four support columns fixedly connected with the metal frame 13.

[0039] Further, the inner wall of the metal frame 13 is attached with a sound insulation cotton layer 14, and the outer wall of the metal frame 13 is wrapped with a protective shell 12 which is a flexible plastic shell. By using a metal frame as the main structure of the shell, the structure is stable and has strong anti-damage ability. The surface of the metal frame is provided with a protective shell which is a flexible plastic shell and has impact resistance. The inner wall of the metal frame is provided with a sound insulation cotton layer which can reduce the noise generated during the crushing and grinding of kitchen waste. Meanwhile, the grinding cylinder is provided with a mounting seat which is provided with a sound insulation cotton layer between the mounting seat and the grinding cylinder, further reducing the transmission efficiency of noise and improving the sound insulation effect.

[0040] Please refer to Figure 2 The crushing and grinding mechanism includes a crushing disc 28 and a grinding cylinder 25 arranged in the crushing cylinder 21 from top to bottom. The bottom plate of the mounting seat 2 is provided with a mounting cylinder 24 which penetrates the crushing cylinder 21 upward and extends into the crushing cylinder 21. The grinding cylinder 25 is sleeved on the mounting cylinder 24 and the inner wall is rotatably connected with the grinding cylinder 25 through a sealing bearing 27. The side of the grinding cylinder 25 is provided with a grinding side wall 252 which gradually increases in diameter from top to bottom. The bottom of the grinding side wall 252 is attached with the inner wall of the crushing cylinder 21, and the grinding side wall 252 and the inner wall of the crushing cylinder 21 are both provided with grinding particles 253. The top of the grinding cylinder 25 is provided with a material guiding slope 251 which is inclined from the middle to the outside. The top end of the grinding cylinder 25 is fixedly provided with a crushing disc mounting seat 254 for fixedly mounting the crushing disc 28. The top of the crushing cylinder 21 is provided with a butt joint pipe 11 which extends out of the shell 1, and the top end of the butt joint pipe 11 is provided with a butt joint flange 111 which is connected with the discharge pipe of the vegetable washing pool.

[0041] Further, the bottom panel of the mounting seat 5 is fixedly provided with a motor mounting bracket 29, and the motor mounting bracket 29 is fixedly provided with a crushing motor 291. The inside of the mounting cylinder 24 is provided with a driving shaft 26 which is rotatably connected with the inner wall of the mounting cylinder 24 through a bearing. The top end of the driving shaft 26 is fixedly connected with the top plate of the grinding cylinder 25. The motor shaft of the crushing motor 291 is fixedly connected with the driving shaft 26 through a shaft coupling.

[0042] The crushing disc and the grinding cylinder are arranged in the crushing cylinder from top to bottom. Under the driving of the crushing motor, the crushing disc and the grinding cylinder rotate synchronously. The kitchen waste is crushed and ground to obtain kitchen waste powder slurry.

[0043] In this embodiment, the inside of the shell 1 is provided with a discharge pipe 3 below the mounting seat 2. The right end of the discharge pipe 3 extends out of the shell 1. The bottom plate of the grinding cylinder 25 is a slope which is inclined from left to right and downward. The right end of the bottom plate of the grinding cylinder 25 is provided with a discharging pipe 32 which is connected with the top plate of the left end of the discharge pipe 3. The inside of the discharge pipe 3 is provided with an inclined screen 31 which is inclined from the top of the left end of the discharge pipe 3 to the right lower corner. The left end of the discharge pipe 3 is provided with a sewage discharge pipe 33 which extends out of the shell 1.

[0044] Further, the right end of the discharge pipe 3 is fixedly provided with a vertical upward lifting cylinder 4, the lifting cylinder 4 is rotatably provided with a lifting spiral shaft 41, the spiral blade outside of the lifting spiral shaft 41 is attached to the inside of the lifting cylinder 4, the top end of the lifting cylinder 4 is fixedly provided with a lifting motor 42, the motor shaft of the lifting motor 42 is fixedly connected with the lifting spiral shaft 41, the top right side of the lifting cylinder 4 is provided with a solid discharge pipe 43 which is inclined to the lower right corner, and the bottom end of the solid discharge pipe 43 is provided with an end cover. After the kitchen waste powder slurry is introduced into the discharge pipe, it is filtered through the inclined filter screen, the coarse material is intercepted, and the thin material and water are discharged from the sewage discharge pipe. The coarse material is lifted by the lifting spiral shaft and then subjected to pressing treatment, thereby realizing effective treatment of the kitchen waste.

[0045] The kitchen waste spinning drying and pressing method comprises the following steps:

[0046] Step one: add the kitchen waste from the butt joint pipe into the crushing cylinder, start the crushing motor to synchronously drive the crushing turntable and the grinding cylinder to rotate at high speed, and the kitchen waste is crushed and ground by the crushing turntable and the grinding cylinder in sequence to obtain the kitchen waste powder slurry;

[0047] Step two: during the process of step one, continuously add water from the butt joint pipe into the crushing cylinder, and introduce the kitchen waste powder slurry and water into the discharge pipe for filtration treatment;

[0048] Step three: use the lifting motor to drive the lifting spiral shaft to lift the kitchen waste residue and then introduce it into the solid discharge pipe, and the kitchen waste residue is extruded and dewatered during the lifting process;

[0049] Step four: after the dewatered kitchen waste residue is recycled, it is subjected to disinfection, drying and pressing treatment in sequence to obtain the recycled fuel.

[0050] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A kitchen waste spin-drying and pressing device, comprising a housing (1), wherein a crushing and grinding mechanism is provided in the upper part of the housing (1), characterized in that: The housing (1) includes a metal frame (13), the crushing and grinding mechanism includes a mounting base (2) and a crushing cylinder (21) disposed in the mounting base (2). The bottom of the crushing cylinder (21) is fixedly mounted on the bottom plate inside the mounting base (2) by a support foot (23), and a sound-absorbing sponge pad layer (22) is filled between the outer wall of the crushing cylinder (21) and the inner wall of the mounting base (2). Four pillars fixedly connected to the metal frame (13) are provided at equal angles on the outer walls of the top and bottom of the mounting base (2). The crushing and grinding mechanism includes a crushing turntable (28) and a grinding cylinder (25) arranged sequentially from top to bottom inside the crushing cylinder (21). The mounting base (2) has a mounting cylinder (24) that extends upward through the crushing cylinder (21) and into the crushing cylinder (21). The grinding cylinder (25) is fitted on the mounting cylinder (24) and its inner wall is rotatably connected to the grinding cylinder (25) through a sealed bearing (27). The side of the grinding cylinder (25) is provided with a grinding sidewall (252) whose diameter gradually increases from top to bottom. The bottom of the grinding sidewall (252) is in contact with the inner wall of the crushing cylinder (21), and grinding particles (253) are provided on both the grinding sidewall (252) and the inner wall of the crushing cylinder (21). The top of the grinding cylinder (25) is provided with a guide slope (251) that slopes from the middle to the outside. The top of the grinding cylinder (25) is fixedly provided with a crushing turntable mounting base (254) for the crushing turntable (28) to be fixedly installed. The top of the crushing cylinder (21) is provided with a connecting pipe (11) that extends upward out of the casing (1), and the top of the connecting pipe (11) is provided with a connecting flange (111) that connects to the discharge pipe of the vegetable washing sink. The inner wall of the metal frame (13) is fitted with a sound insulation cotton layer (14), and the outer wall of the metal frame (13) is wrapped with a protective shell (12), which is a flexible plastic shell; Inside the housing (1), below the mounting base (2), there is a discharge pipe (3). The right end of the discharge pipe (3) extends out of the housing (1). The bottom plate of the grinding cylinder (25) is a slope that slopes downward from left to right. The bottom of the right end of the grinding cylinder (25) is provided with a feed pipe (32) that communicates downward with the top plate of the left end of the discharge pipe (3). Inside the discharge pipe (3), there is an inclined filter screen (31) that slopes downward from the top of the left end of the discharge pipe (3) to the lower right corner. The bottom of the left end of the discharge pipe (3) is provided with a sewage discharge pipe (33) that extends downward out of the housing (1). The right end of the discharge pipe (3) is fixedly provided with a vertically upward lifting cylinder (4). The lifting cylinder (4) is rotatably provided with a lifting screw shaft (41), and the outer side of the spiral blade of the lifting screw shaft (41) is in contact with the inside of the lifting cylinder (4). The top end of the lifting cylinder (4) is fixedly provided with a lifting motor (42), and the motor shaft of the lifting motor (42) is fixedly connected to the lifting screw shaft (41). The right side of the top end of the lifting cylinder (4) is provided with a solid discharge pipe (43) that is inclined to the lower right corner, and the bottom end of the solid discharge pipe (43) is provided with an end cap.

2. The kitchen waste spin-drying and pressing equipment according to claim 1, characterized in that: A motor mounting bracket (29) is fixedly installed on the bottom panel of the mounting base (5). A crushing motor (291) is fixedly installed on the motor mounting bracket (29). A drive shaft (26) is provided inside the mounting cylinder (24) and is rotatably connected to the inner wall of the mounting cylinder (24) through a bearing. The top end of the drive shaft (26) is fixedly connected to the top plate of the grinding cylinder (25). The motor shaft of the crushing motor (291) is fixedly connected to the drive shaft (26) through a coupling.

3. A method for drying and pressing kitchen waste based on the kitchen waste drying and pressing equipment according to claim 1, characterized in that: Includes the following steps: Step 1: Add kitchen waste into the pulverizing drum through the connecting pipe, turn on the pulverizing motor to drive the pulverizing disc and grinding drum to rotate at high speed. The kitchen waste is pulverized by the pulverizing disc and ground by the grinding drum in sequence to obtain pulverized kitchen waste powder slurry. Step 2: During the process of Step 1, continuously add water into the crushing drum from the connecting pipe to guide the kitchen waste powder slurry and water into the discharge pipe for filtration. Step 3: The kitchen waste is lifted by the lifting screw shaft driven by the lifting motor and then introduced into the solid discharge pipe. During the lifting process, the kitchen waste is squeezed and dehydrated. Step 4: After the dehydrated kitchen waste is collected, it is disinfected, dried and pressed in sequence to obtain recycled fuel.

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