Kitchen waste pretreatment device, system and method

Abstract

The invention discloses a kitchen waste pretreatment device, system and method, and relates to the technical field of kitchen waste treatment.The kitchen waste pretreatment device comprises a vibration conveying platform, under cooperation of a transmission coherence assembly, a multi-stage bevel gear transmission structure and a speed regulator are adopted, the stability and reliability of equipment operation are guaranteed, the transmission efficiency is improved, and energy consumption is reduced; and through linkage of an external PLC, parameters of crushing and drying links are automatically adjusted, efficient treatment of different garbage types is ensured, energy use is optimized, preliminary screening can be performed through an external pretreatment screening machine according to natural differences of garbage sizes and densities, the pressure of subsequent treatment links is relieved, the efficiency and precision of the whole process are improved, and the production cost is reduced. Further, under the cooperation of a high-definition camera shooting end and a visual inspection sensor, the grabbing mechanical arm is assisted by spectral analysis of a top puncture detection structure, the garbage type is effectively judged, misclassification is reduced, automatic operation is achieved, manpower dependence is reduced, and operation safety and continuity are improved.

Description

Technical Field

[0001] The present invention relates to the field of restaurant waste treatment, and more specifically, to a restaurant waste pretreatment device, system and method. Background Art

[0002] The composition of food waste is complex, and its main feature is the high water content, which can reach 85-90%, and the animal and plant oil content in the wastewater is as high as 5-8%. The food waste treatment plant adopts professional pretreatment process methods and equipment to separate organic matter and animal and plant oils from food waste. Effective extraction and separation of animal and plant oils (oil phase) is beneficial to the subsequent sewage treatment process; effective extraction and separation of organic matter (slag phase) can maximize the resource utilization of food waste. The current pretreatment process methods and equipment can achieve an oil extraction rate of 2-5% relative to the total amount of sewage generated; the obtained slag phase (organic matter) can reach 70-80% of the total amount of organic matter entering the site.

[0003] However, in the existing technology, the overall energy consumption of the pretreatment process is relatively high during the pretreatment of food waste, especially in the crushing and dehydration stages. Traditional pretreatment equipment needs to provide more energy efficiency during the treatment process, which increases operating costs. Summary of the invention

[0004] In order to overcome the defects of the prior art, the technical problem to be solved by the present invention is to propose a food waste pretreatment device, system and method, which can overcome the problem of high overall energy consumption in the food waste pretreatment process, especially in the crushing and dehydration links. Traditional pretreatment equipment needs to provide more energy efficiency during the treatment process, which leads to increased operating costs.

[0005] To achieve this object, the present invention adopts the following technical solutions:

[0006] The present invention provides a kitchen waste pretreatment device, comprising a vibrating conveying platform, anti-drop fences are installed on both sides of the surface of the vibrating conveying platform to prevent the waste from falling during the conveying process, a main body bearing frame is installed on the side of the vibrating conveying platform, a grabbing mechanical arm installation control platform is fastened to the side end frame surface of the main body bearing frame, a grabbing mechanical arm with a visual sensor and a high-definition camera end is installed on the surface of the grabbing mechanical arm installation control platform, a material injection end is opened at the side end of the vibrating conveying platform, a pretreatment structure is installed inside the main body bearing frame, and a transmission synchronization component is fastened to the inner side of the main body bearing frame;

[0007] The transmission synchronization component includes a main drive energy-saving motor, the output end of the main drive energy-saving motor is connected to a synchronous gear belt, the bottom end of the synchronous gear belt is connected to the axial end of the synchronous gear inside the first bevel gear, the side end of the first bevel gear is meshed and connected with the second bevel gear, the bottom of the axial end of the second bevel gear is connected to a synchronous connecting shaft structure, the bottom end of the synchronous connecting shaft structure is connected to a third bevel gear, the side end of the third bevel gear is meshed and connected with a fourth bevel gear, the axial end of the fourth bevel gear is connected to a speed regulator, the side wall axial ends of the fourth bevel gear and the first bevel gear are both connected to a load-bearing column structure, the side end of the synchronous connecting shaft structure is slidably connected to a stable track slide rail through a track slider, and the stable track slide rail and the load-bearing column structure are both fastened to the side frame of the main load-bearing structure.

[0008] In a preferred technical solution of the present invention, the axial end of the top internal synchronous gear of the synchronous gear belt is connected to a driving column, the side end of the driving column is connected to a gear set, a crushing box is installed on the side of the gear set, and the gear set is connected to two sets of double-axis shearing and crushing structures through the driving column and the synchronous column passing through the crushing box.

[0009] In a preferred technical solution of the present invention, the side end of the speed regulator is connected to a dry spiral separation rake, a spiral separation double-layer shell is arranged outside the dry spiral separation rake, the left end of the spiral separation double-layer shell is connected to a solid powder material guide end, and the right end of the spiral separation double-layer shell is connected to a liquid guide end.

[0010] In a preferred technical solution of the present invention, the bottom end of the liquid guiding end is connected to an adsorption guiding pipe, the side end of the adsorption guiding pipe is connected to a magnetic adsorption end, the side end of the solid powder guiding end is connected to a pneumatic discharge pipe, and the bottom end of the pneumatic discharge pipe is connected to a magnetic screening processor.

[0011] In a preferred technical solution of the present invention, a feed box is installed at the internal top of the main bearing structure, a feed solid-liquid separation filter press box is installed inside the feed box, and the side end of the feed solid-liquid separation filter press box is connected to an inclined feed end through a discharge control valve.

[0012] In a preferred technical solution of the present invention, the side end of the oblique feed end is connected to the top inlet of the crushing box, and a plurality of high-voltage pulse generators are symmetrically installed on both sides of the top of the crushing box.

[0013] In a preferred technical solution of the present invention, the bottom end of the side of the feed solid-liquid separation filter press box is connected to an oil-liquid guiding pipe, the bottom of the oil-liquid guiding pipe is connected to an electric flotation treatment box, and an extraction fan and a cleaning liquid guiding structure are respectively installed at the top end of the inner part of the feed solid-liquid separation filter press box.

[0014] In a preferred technical solution of the present invention, a robot arm connecting structure 24 is installed at the front end of the grabbing robot arm, an angle rotation driving structure 23 is installed on the top of the robot arm connecting structure 24, four groups of horizontal linear rail frames are arranged around the side ends of the angle rotation driving structure 23, vertical linear rails are installed on the sides of the four groups of horizontal linear rail frames, and a pneumatic gripping structure 22 is installed at the bottom of the vertical linear rail. The central ends of the pneumatic gripping structures 22 are connected with top puncture detection structures 21 through miniature electromagnetic telescopic guide rods.

[0015] The second aspect of the present invention provides a food waste pretreatment system, comprising the pretreatment device as described in the first aspect of the present invention, and also comprising a solar heat collection process and an external disinfection and purification machine. The solar heat collection process captures light through a concentrator, and uses a reflector to collect light and heat into a thermal oil treatment chamber, and uses the thermal oil to store heat and convert it into usable energy. The external disinfection and purification machine is connected to a solid-liquid separation filter press box, and uses an extraction fan to extract the gas generated inside the solid-liquid separation filter press box into an external deodorization tower.

[0016] The third aspect of the present invention provides a method for pre-treating kitchen waste, using the pre-treating system according to the third aspect of the present invention to pre-treat kitchen waste, comprising the following steps:

[0017] S1. First, the vibrating conveying platform is used to vibrate and convey the food waste. Then, with the cooperation of the grabbing robot arm with visual sensor and high-definition camera, the food waste is grabbed and placed in the same type, so that different types of food waste can enter in sequence;

[0018] S2. After the food waste enters the feed solid-liquid separation filter press box, the food waste (fruit peels, vegetables, etc.) is filtered and solid-liquid separation is formed, so that the solid phase enters the crushing box from the inclined feed end, and the liquid phase enters the electric flotation treatment box from the oil-liquid guide pipe. During the filter pressing process, the extraction fan and the cleaning liquid guide structure work normally;

[0019] S3. When different types of residual garbage enter, the transmission synchronization components are used to drive the crushing box and the related structures inside the spiral separation double-layer shell to operate;

[0020] S4. Then, under the guidance of the drying spiral separation rakes, the residual liquid phase formed enters the magnetic adsorption end from the adsorption guide pipe, and the solid powder phase continues to rise to the solid powder material guide end and is transported to the magnetic screening processor through the pneumatic discharge pipe.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] In the present invention, by adopting a multi-stage bevel gear transmission structure and a speed regulator in cooperation with a transmission synchronization component, not only the stability and reliability of the equipment operation are guaranteed, but also the maintenance process is simplified through a modular design, the transmission efficiency is effectively improved, and the energy consumption is reduced. Moreover, the parameters of the crushing and drying links, such as crushing force, drying temperature and speed, are automatically adjusted through linkage with an external PLC controller, thereby ensuring the efficient processing of different types of garbage and optimizing energy use. Moreover, an external pre-treatment screening machine can be used to perform initial screening according to the natural differences in garbage size and density, thereby reducing the pressure of subsequent processing links and improving the efficiency and accuracy of the overall process. Furthermore, it is convenient for the grabbing mechanical arm to be used in combination with a high-definition camera end and a visual sensor, assisted by spectral analysis of a top puncture detection structure, and the type of garbage can be comprehensively judged under a variety of technical means, thereby greatly enhancing the accuracy of classification and the robustness of the equipment, reducing the situation of misclassification, realizing automated operation and intelligent monitoring, reducing manpower dependence, improving operation safety and continuity, and effectively solving environmental protection problems in the operation process, reducing secondary pollution to the environment, and improving the sustainability of the overall device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the main structure of a kitchen waste pretreatment device of the present invention;

[0024] Figure 2 It is a schematic structural diagram of a side view of a kitchen waste pretreatment device of the present invention;

[0025] Figure 3 It is a schematic diagram of the installation position of the drying spiral separation rake blade in a food waste pretreatment device of the present invention;

[0026] Figure 4 This is a schematic diagram of the installation position structure of a double-axis shearing and pulverizing structure in a restaurant kitchen waste pretreatment device of the present invention;

[0027] Figure 5 It is a structural schematic diagram of a transmission synchronization component in a restaurant kitchen waste pretreatment device of the present invention;

[0028] Figure 6 This is a schematic diagram of the process flow of pretreatment in a device for pretreatment of food waste of the present invention;

[0029] Figure 7 A schematic diagram of a classification structure of a grabbing mechanical arm of a restaurant kitchen waste pretreatment device of the present invention;

[0030] Figure 8 The present invention is a classification structure of a grabbing mechanical arm of a kitchen waste pretreatment device Figure 7 Enlarged schematic diagram at point A in the middle.

[0031] In the figure:

[0032] 1-vibration conveying platform; 2-grabbing robot arm installation control platform; 3-injection end; 4-main body bearing structure; 5-feeding box; 6-oblique feeding end; 7-crushing box; 8-spiral separation double-layer shell; 9-adsorption guide pipe; 10-magnetic screening processor; 11-pneumatic discharge pipe; 12-oil guide pipe; 13-transmission synchronization component; 130-main drive energy-saving motor; 131-synchronous gear belt; 132-first bevel gear; 133-second bevel gear; 134-synchronous connecting shaft structure ;135-stable track slide rail;136-third bevel gear;137-fourth bevel gear;138-bearing column structure;139-speed regulator;14-electroflotation treatment box;15-feed solid-liquid separation filter press box;16-drying spiral separation rake;17-gear set;18-double-axis shearing and crushing structure;19-liquid guide end;20-solid powder guide end;21-top puncture detection structure;22-pneumatic gripping structure;23-angle rotation drive structure;24-mechanical arm connection structure. DETAILED DESCRIPTION

[0033] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0034] like Figure 1As shown, an embodiment provides a kitchen waste pretreatment device, including a vibrating conveying platform 1, anti-fall fences are installed on both sides of the surface of the vibrating conveying platform 1 to prevent garbage from falling during transportation, a main body bearing frame 4 is installed on the side of the vibrating conveying platform 1, a grabbing robot arm installation control platform 2 is fastened to the side end frame surface of the main body bearing frame 4, a grabbing robot arm with a visual sensor and a high-definition camera end is installed on the surface of the grabbing robot arm installation control platform 2, a material injection end 3 is opened at the side end of the vibrating conveying platform 1, a pretreatment structure is installed inside the main body bearing frame 4, and a transmission synchronization component 13 is fastened to the inner side of the main body bearing frame 4; the transmission synchronization component 13 includes a main drive energy-saving motor 130, the output end of the main drive energy-saving motor 130 is connected to a synchronous gear belt 131, and the synchronous The axial end of the internal synchronous gear at the bottom end of the step gear belt 131 is connected to the first bevel gear 132, and the side end of the first bevel gear 132 is meshedly connected with the second bevel gear 133, and the bottom of the axial end of the second bevel gear 133 is connected to a synchronous connecting shaft structure 134, and the bottom end of the synchronous connecting shaft structure 134 is connected to a third bevel gear 136, and the side end of the third bevel gear 136 is meshedly connected with a fourth bevel gear 137, and the axial end of the fourth bevel gear 137 is connected to a speed regulator 139, and the side wall axial ends of the fourth bevel gear 137 and the first bevel gear 132 are both connected to a bearing column structure 138, and the side end of the synchronous connecting shaft structure 134 is slidably connected to a stable track slide rail 135 through a track slider, and the stable track slide rail 135 and the bearing bearing column structure 138 are both fastened to the side frame of the main bearing structure 4.

[0035] In this embodiment, the vibrating conveying platform 1 is used to evenly disperse the garbage through high-frequency vibration and convey it forward, and the anti-fall fence is designed to prevent the garbage from falling from both sides. Then, the high-definition camera installed on the grabbing robot arm on the control platform 2 captures the garbage image, and the visual sensor identifies the type of garbage, so that the grabbing robot arm can grab and classify according to the instructions. The operation process of the overall transmission synchronization component 13 is as follows: the main drive energy-saving motor 130 is started, and the transmission is adjusted to the drive column through the synchronous gear belt 131. Then the synchronous gear belt 131 transmits power to the first bevel gear 132, and the first bevel gear 132 drives the second bevel gear 133 to rotate, and the second bevel gear 133 drives the third bevel gear 136 to rotate through the synchronous connection shaft structure 134, and the third bevel gear 136 drives the fourth bevel gear 137 to rotate, and the fourth bevel gear 137 adjusts the transmission speed to the drying spiral separation rake blade 16 through the speed regulator 139, wherein the first bevel gear 132, the second bevel gear 133, the third bevel gear 136, the fourth bevel gear 137 and the speed regulator 139 are all fixed on the main bearing structure 4 through the bearing bearing column structure 138 to ensure smooth transmission, wherein the synchronous connection shaft structure 134 slides on the stable track slide rail 135 through the track slider to ensure the stability and reliability of the transmission during operation, effectively improve the transmission efficiency and reduce energy consumption.

[0036] In the present invention, specific schemes such as Figure 1 - Figure 4 As shown, the axial end of the top internal synchronous gear of the synchronous gear belt 131 is connected to a driving column, the side end of the driving column is connected to a gear set 17, a crushing box 7 is installed on the side of the gear set 17, and the gear set 17 passes through the crushing box 7 through the driving column and the synchronous column to connect two sets of double-axis shearing and crushing structures 18.

[0037] The side end of the speed regulator 139 is connected to a drying spiral separation rake 16, the outside of the drying spiral separation rake 16 is provided with a spiral separation double-layer shell 8, the left end of the spiral separation double-layer shell 8 is connected to a solid powder material guide end 20, and the right end of the spiral separation double-layer shell 8 is connected to a liquid guide end 19.

[0038] The bottom end of the liquid guide end 19 is connected to the adsorption guide pipe 9, the side end of the adsorption guide pipe 9 is connected to the magnetic adsorption end, the side end of the solid powder guide end 20 is connected to the pneumatic discharge pipe 11, and the bottom end of the pneumatic discharge pipe 11 is connected to the magnetic screening processor 10.

[0039] In this embodiment, the main drive energy-saving motor 130 drives the gear set 17 to rotate through the synchronous gear belt 131 and the driving column. The gear set 17 drives the double-axis shearing crushing structure 18 in the crushing box 7 to crush the garbage, which can reduce the entanglement problem of non-organic matter in the crushing process and facilitate subsequent separation. The speed regulator 139 controls the speed of the drying process by driving the drying spiral separation rake blades 16, so that the drying spiral separation rake blades 16 rotate inside the spiral separation double-layer shell 8, stir and dry the crushed material to achieve solid-liquid separation, and then the dried solid material is passed through the solid powder material guide end 20 to the pneumatic discharge pipe 11, so that the pneumatic discharge pipe 11 transports the pneumatic discharge pipe 11 to the magnetic screening processor 10, and the magnetic screening processor 10 removes metal impurities through screening and magnetic adsorption, and the secondary liquid material generated is discharged through the liquid guide end 19 and transported to the magnetic adsorption end through the adsorption guide pipe 9, and the magnetic adsorption end removes iron impurities in the liquid material through magnetic adsorption.

[0040] In the present invention, specific schemes such as Figure 1 - Figure 4 As shown, a feed box 5 is installed at the top of the interior of the main bearing structure 4, and a feed solid-liquid separation filter press box 15 is installed inside the feed box 5. The side end of the feed solid-liquid separation filter press box 15 is connected to an inclined feed end 6 through a discharge control valve.

[0041] The side end of the oblique feeding end 6 is communicated with the top inlet of the crushing box 7, and a plurality of high-voltage pulse generators are symmetrically installed on both sides of the top of the crushing box 7.

[0042] The bottom end of the side of the feed solid-liquid separation filter press box 15 is connected to an oil-liquid guiding pipe 12 , and the bottom of the oil-liquid guiding pipe 12 is connected to an electric flotation treatment box 14 .

[0043] An extraction fan and a cleaning liquid guiding structure are installed at the top of the inner part of the feed solid-liquid separation filter press box 15.

[0044] In this embodiment, the feed solid-liquid separation filter press box 15 separates the liquid in the garbage by pressure, and the separated liquid enters the electric flotation treatment box 14 through the oil-liquid guide pipe 12 for treatment, so that the electric flotation treatment box 14 gathers the grease and suspended matter in the liquid by the action of the electric field, and separates the grease and other impurities by the floating of bubbles, and the separated solid materials enter the inclined feed end 6 through the discharge control valve, and the inclined feed end 6 uses the inclination angle and gravity to guide the separated solid materials to the top inlet of the crushing box 7, thereby crushing the garbage, and in the crushing process, the high-voltage pulses generated by the installed several high-voltage pulse generators are used to help crush and loosen the materials, and the extraction fan and the cleaning liquid guiding structure are convenient for guiding the cleaning liquid (such as spray plate, spray structure, etc.) in the above-mentioned filter pressing operation, effectively cleaning the feed box 5, the feed solid-liquid separation filter press box 15, the crushing box 7 and the inside of the spiral separation double-layer shell 8 and related structures, and extracting the generated gas into the external deodorization tower.

[0045] Embodiment 2, in addition, in the present invention, the specific scheme, refer to Figure 5 As shown: a food waste pretreatment system is provided, including the food waste pretreatment device of embodiment 1, and also including; solar heat collection treatment and an external disinfection and purification machine, the solar heat collection treatment uses a concentrator to capture light, and uses a reflector to collect light and heat into a thermal oil treatment chamber, uses thermal oil to store heat and convert it into usable energy, and the external disinfection and purification machine is connected to the solid-liquid separation filter press box 15, and uses an extraction fan to extract the gas generated inside the solid-liquid separation filter press box 15 into an external deodorization tower. The third aspect provides a food waste pretreatment method, using the pretreatment system of the third aspect of the present invention to pretreat food waste, including the following steps:

[0046] S1. First, the vibrating conveying platform 1 is used to vibrate and convey the food waste. Then, with the cooperation of a grabbing robot arm with a visual sensor and a high-definition camera, the food waste is grabbed and placed in the same type, so that different types of food waste can enter in sequence;

[0047] S2. After the food waste enters the feed solid-liquid separation filter press box 15, the food waste peels, vegetables, etc. are filtered and solid-liquid separation is formed, so that the solid phase enters the crushing box 7 from the inclined feed end 6, and the liquid phase enters the electric flotation treatment box 14 from the oil liquid guide pipe 12. During the filter pressing process, the extraction fan and the cleaning liquid guide structure work normally;

[0048] S3. When different types of residual garbage enter, the transmission synchronization component 13 is used to drive the crushing box 7 and the related structures inside the spiral separation double-layer shell 8 to operate;

[0049] S4. Then, under the guidance of the drying spiral separation rake blades 16, the residual liquid phase formed enters the magnetic adsorption end from the adsorption guide pipe 9, and the formed solid powder phase continues to rise to the solid powder material guide end 20, and is transported to the magnetic screening processor 10 through the pneumatic discharge pipe 11.

[0050] In this embodiment, sunlight is focused by a condenser and reflected to the heat transfer oil treatment chamber by a reflector. The heat transfer oil absorbs heat, stores the heat and converts it into usable energy, thereby reducing the operating cost of the equipment. The extraction fan extracts the gas generated inside the solid-liquid separation filter press box 15 to an external deodorization tower, which deodorizes the gas to reduce environmental pollution and improve the working environment.

[0051] In addition, in the present invention, another specific scheme, referring to Figure 7 and Figure 8 As shown: a grabbing mechanical arm classification structure of a food waste pretreatment device is provided, a mechanical arm connection structure 24 is installed at the front end of the grabbing mechanical arm, an angle rotation drive structure 23 is installed at the top of the mechanical arm connection structure 24, four groups of horizontal linear rail frames are arranged around the side ends of the angle rotation drive structure 23, vertical linear rails are installed on the sides of the four groups of horizontal linear rail frames, and pneumatic gripping structures 22 are installed at the bottom of the vertical linear rails, wherein the pneumatic gripping structures 22 can be installed as different gripping heads according to the types of food waste, so as to be convenient for different materials such as vegetable roots and plastic bags. , bones, metals and glass are visually inspected and grasped; the central end of the pneumatic gripping structure 22 is connected with a top penetration detection structure 21 through a miniature electromagnetic telescopic guide rod; the top penetration detection structure 21 further confirms the type of garbage before formal grasping through spectral analysis to reduce misgrabbing and misclassification; the overall angle rotation drive structure 23 can drive the horizontal linear rail frame, the vertical linear rail, the pneumatic gripping structure 22 and the top penetration detection structure 21 to rotate accordingly according to the different types of garbage inspected, thereby reducing the pressure of subsequent processing links and further improving the efficiency and accuracy of the overall process.

[0052] The wiring diagram of the visual sensor, high-definition camera end, magnetic screening processor 10, main drive energy-saving motor 130, electric flotation treatment box 14 and feed solid-liquid separation filter press box 15 in the present invention belongs to the common knowledge in the field, and its working principle is a well-known technology. The model is selected according to the actual use. Therefore, the control method and wiring arrangement of the visual sensor, high-definition camera end, magnetic screening processor 10, main drive energy-saving motor 130, electric flotation treatment box 14 and feed solid-liquid separation filter press box 15 are no longer explained in detail.

[0053] The method of use and working principle of this device are as follows: First, an external pre-treatment screening machine (not shown) is used to preliminarily separate different types of garbage according to the differences in garbage size and density, thereby reducing the pressure of subsequent accurate classification. Then, the vibration conveying platform 1 is used to evenly disperse the garbage through high-frequency vibration and convey it forward, while the anti-fall fence is designed to prevent the garbage from falling from both sides. Then, the high-definition camera installed on the grabbing robot arm on the control platform 2 captures the garbage image, and the visual sensor identifies the type of garbage, so that the grabbing robot arm can grab and classify according to the instructions, so that different food waste can be formed and enter in sequence, so that impurities such as plastic packaging and large metals can be effectively removed, reducing the burden of subsequent processing, and in the above grabbing During the operation of the grabbing robot arm, when the high-definition camera end and the visual sensor cannot effectively and timely judge the existence of the detection, the top puncture detection structure 21 installed on the pneumatic gripping structure 22 of the grabbing robot arm can be used to further confirm the type of garbage before formal grabbing according to spectral analysis, thereby reducing misgrabbing and misclassification, and with the cooperation of the external PLC controller, the crushing force of the subsequent double-axis shearing crushing structure 18 and the drying temperature and speed of the drying spiral separation rake 16 are automatically adjusted according to different types of garbage to improve the processing flexibility. Then, when the food waste enters the feed box 5, and with the cooperation of the feed solid-liquid separation filter press box 15, the food waste peels, vegetables, etc. are filtered and solid-liquid separation is formed, so that the solid phase enters the crushing box 7 from the oblique feed end 6. The separated liquid enters the electric flotation treatment box 14 through the oil guide pipe 12 for treatment, so that the electric flotation treatment box 14 gathers the grease and suspended matter in the liquid through the electric field, separates the grease and other impurities through the floating of bubbles, and performs biodegradation treatment on the separated grease to improve the recycling rate of resources. Then, the main drive energy-saving motor 130 is started, and the transmission is adjusted to the drive rotating column through the synchronous gear belt 131. Then the synchronous gear belt 131 transmits power to the first bevel gear 132, and the first bevel gear 132 drives the second bevel gear 133 to rotate. The second bevel gear 133 drives the third bevel gear 136 to rotate through the synchronous connection shaft structure 134, and the third bevel gear 136 drives the fourth bevel gear 137 to rotate. , the fourth bevel gear 137 adjusts the transmission speed to the drying spiral separation rake blade 16 through the speed regulator 139, wherein the first bevel gear 132, the second bevel gear 133, the third bevel gear 136, the fourth bevel gear 137 and the speed regulator 139 are all fixed on the main bearing structure 4 through the bearing bearing column structure 138 to ensure smooth transmission, wherein the synchronous connecting shaft structure 134 slides on the stable track slide rail 135 through the track slider to ensure the stability and reliability of the transmission during operation, effectively improve the transmission efficiency, and reduce energy consumption, (wherein the multi-stage transmission structure formed by the first bevel gear 132, the second bevel gear 133 and the third bevel gear 136 and other related parts adopts modular processing, which is convenient for subsequent failures,The main drive energy-saving motor 130 drives the gear set 17 to rotate through the synchronous gear belt 131 and the driving column, and the gear set 17 drives the double-axis shearing crushing structure 18 in the crushing box 7 to crush the garbage. In the crushing process, the high-voltage pulses generated by the installed high-voltage pulse generators are used to help crush and loosen the materials. The speed regulator 139 controls the speed of the drying process by driving the drying spiral separation rakes 16, so that the drying spiral separation rakes 16 rotate inside the spiral separation double-layer shell 8, stir and dry the crushed materials, and realize solid-liquid separation. Then the dried solid materials pass through the solid powder guide end 20 to the pneumatic discharge pipe 11, so that the pneumatic discharge pipe 11 transports the pneumatic discharge pipe 11 to the magnetic screening processor 10. The magnetic screening processor 10 removes metal impurities through screening and magnetic adsorption, which is convenient for solid waste to produce fertilizer or biomass fuel, forming a secondary cost economic structure, reducing the economic cost of the overall food waste pretreatment, and the secondary liquid material generated is discharged through the liquid guide end 19 and transported to the magnetic adsorption end through the adsorption guide pipe 9. The magnetic adsorption end removes iron impurities in the liquid material through magnetic adsorption. The extraction fan and the cleaning liquid guide structure are convenient for guiding the cleaning liquid (such as spray plates, spray structures, etc.) in the above-mentioned filter pressing operation, effectively cleaning the feed box 5, feed solid-liquid separation filter box 15, crushing box 7 and spiral separation double-layer shell 8 and related structures, reducing the frequency of manual cleaning, and extracting the generated gas into an external deodorization tower.

[0054] Other technologies of this embodiment adopt existing technologies.

[0055] The present invention is described by preferred embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. The present invention is not limited to the specific embodiments disclosed herein, and other embodiments falling within the claims of this application are within the scope of protection of the present invention.

Claims

1. A kitchen waste pretreatment device, characterized in that: The invention comprises a vibrating conveying platform (1), wherein anti-drop fences are installed on both sides of the surface of the vibrating conveying platform (1) to prevent garbage from falling during the conveying process, a main body bearing frame (4) is installed on the side of the vibrating conveying platform (1), a grabbing mechanical arm installation control platform (2) is fastened to the side end frame surface of the main body bearing frame (4), a grabbing mechanical arm with a visual sensor and a high-definition camera end is installed on the surface of the grabbing mechanical arm installation control platform (2), a material injection end (3) is opened at the side end of the vibrating conveying platform (1), a pre-treatment structure is installed inside the main body bearing frame (4), and a transmission synchronization component (13) is fastened to the inner side of the main body bearing frame (4); The transmission synchronization component (13) comprises a main drive energy-saving motor (130), the output end of the main drive energy-saving motor (130) is connected to a synchronous gear belt (131), the shaft center end of the synchronous gear inside the bottom end of the synchronous gear belt (131) is connected to a first bevel gear (132), the side end of the first bevel gear (132) is meshedly connected to a second bevel gear (133), the bottom of the shaft center end of the second bevel gear (133) is connected to a synchronous connecting shaft structure (134), and the bottom end of the synchronous connecting shaft structure (134) is connected to a third bevel gear (136). ), the side end of the third bevel gear (136) is meshingly connected with the fourth bevel gear (137), the axial end of the fourth bevel gear (137) is connected to a speed regulator (139), the axial ends of the side walls of the fourth bevel gear (137) and the first bevel gear (132) are both connected with a bearing column structure (138), the side end of the synchronous connection shaft structure (134) is slidably connected with a stable track rail (135) through a track slider, and the stable track rail (135) and the bearing column structure (138) are both fastened to the side frame of the main bearing structure (4).

2. The kitchen waste pretreatment device according to claim 1, characterized in that: The axial end of the synchronous gear connection inside the top of the synchronous gear belt (131) is connected to a driving column, the side end of the driving column is connected to a gear set (17), and a crushing box (7) is installed on the side of the gear set (17). The gear set (17) passes through the crushing box (7) through the driving column and the synchronous column to connect two sets of double-axis shearing and crushing structures (18).

3. The kitchen waste pretreatment device according to claim 1, characterized in that: The side end of the speed regulator (139) is connected to a drying spiral separation rake (16), the outside of the drying spiral separation rake (16) is provided with a spiral separation double-layer shell (8), the left side end of the spiral separation double-layer shell (8) is connected to a solid powder material guide end (20), and the right side end of the spiral separation double-layer shell (8) is connected to a liquid guide end (19).

4. The kitchen waste pretreatment device according to claim 3, characterized in that: The bottom end of the liquid guide end (19) is connected to an adsorption guide pipe (9), the side end of the adsorption guide pipe (9) is connected to a magnetic adsorption end, the side end of the solid powder guide end (20) is connected to a pneumatic discharge pipe (11), and the bottom end of the pneumatic discharge pipe (11) is connected to a magnetic screening processor (10).

5. The kitchen waste pretreatment device according to claim 4, characterized in that: A feed box (5) is installed at the internal top end of the main body bearing structure (4), and a feed solid-liquid separation filter press box (15) is installed inside the feed box (5). The side end of the feed solid-liquid separation filter press box (15) is connected to an inclined feed end (6) via a discharge control valve.

6. The kitchen waste pretreatment device according to claim 5, characterized in that: The side end of the oblique feeding end (6) is connected to the top inlet of the crushing box (7), and a plurality of high-voltage pulse generators are symmetrically installed on both sides of the top of the crushing box (7).

7. The kitchen waste pretreatment device according to claim 6, characterized in that: The bottom end of the side of the feed solid-liquid separation filter press box (15) is connected to an oil-liquid guiding pipe (12), the bottom of the oil-liquid guiding pipe (12) is connected to an electric flotation treatment box (14), and an extraction fan and a cleaning liquid guiding structure are respectively installed at the top of the interior of the feed solid-liquid separation filter press box (15).

8. The kitchen waste pretreatment device according to claim 7, characterized in that: A mechanical arm connection structure (24) is installed at the front end of the grabbing mechanical arm, an angle rotation drive structure (23) is installed at the top of the mechanical arm connection structure (24), four groups of horizontal linear rail frames are arranged around the side ends of the angle rotation drive structure (23), vertical linear rails are installed on the sides of the four groups of horizontal linear rail frames, and a pneumatic gripping structure (22) is installed at the bottom of the vertical linear rail. The central end of the pneumatic gripping structure (22) is connected to a top puncture detection structure (21) through a micro electromagnetic telescopic guide rod.

9. A processing system comprising the food waste pre-processing device according to claim 8, characterized in that: The invention comprises a solar heat collection process and an external disinfection and purification machine. The solar heat collection process is to capture light through a condenser, and to collect light and heat into a heat transfer oil treatment chamber by using a reflector. The heat transfer oil is used to store heat and convert it into usable energy. The external disinfection and purification machine is connected to a solid-liquid separation filter press box (15), and uses an extraction fan to extract the gas generated inside the solid-liquid separation filter press box (15) into an external deodorization tower.

10. A processing method for the processing system of claim 9, comprising the following steps: S1. First, the vibrating conveying platform (1) is used to vibrate and convey the food waste, and with the cooperation of a grabbing robot arm equipped with a visual sensor and a high-definition camera, the food waste is grabbed and placed in the same category, so that different types of food waste can enter in sequence; S2. After the food waste enters the feed solid-liquid separation filter press box (15), the food waste (fruit peels, vegetables, etc.) is filtered and solid-liquid separation is achieved, so that the solid phase enters the crushing box (7) from the inclined feed end (6), and the liquid phase enters the electric flotation treatment box (14) from the oil liquid guide pipe (12). During the filtering process, the extraction fan and the cleaning liquid guide structure work normally. S3. When different types of residual garbage enter, the transmission synchronization component (13) is used to drive the crushing box (7) and the related structures inside the spiral separation double-layer shell (8) to operate; S4. Then, under the guidance of the drying spiral separation rake blade (16), the residual liquid phase formed enters the magnetic adsorption end from the adsorption guide pipe (9), and the formed solid powder phase continues to rise to the solid powder material guide end (20) and is transported to the magnetic screening processor (10) through the pneumatic discharge pipe (11).

Images