Preparation method and device of environment-friendly porous biopolymerizing agent for sludge dewatering

Abstract

The invention relates to the technical field of sewage treatment, in particular to a preparation method and device of an environment-friendly porous biopolymerizer for sludge dewatering, and the device comprises a tank cover, a tank body, an auxiliary mechanism, a protective cover, a first motor, a stirring mechanism, a plurality of scraping assemblies, a conical hopper and a bottom plate, the auxiliary mechanism comprises a supporting rod, a supporting cylinder, an auxiliary frame, a screw rod, a supporting cylinder, a threaded sleeve, an auxiliary gear, a second motor, a main gear, a polygonal rod and a supporting seat, a polygonal groove is formed in the screw rod, the main gear drives the auxiliary gear to enable the threaded sleeve to rotate on the supporting cylinder, and the screw rod slowly moves upwards from the interior of the supporting cylinder under the action of the threaded sleeve. Therefore, the supporting rod and the auxiliary frame drive the tank cover to move upwards, the stirring mechanism drives the scraping assembly to be removed from the interior of the tank body, and finally the supporting cylinder is rotated to enable the stirring mechanism and the scraping assembly to be away from the tank body, so that the scraping assembly is convenient to clean.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, and in particular to a method and a device for preparing an environmentally friendly porous biopolymer for sludge dehydration. Background Art

[0002] Environmentally friendly porous biopolymer is a high-efficiency, environmentally friendly material for sewage treatment. It has significant mud-water separation effect and good biodegradability. Environmentally friendly porous biopolymer needs to use a mixing device to mix and stir the raw materials during preparation. Existing mixing devices usually use a single stirring rod to stir the polymer, which limits the stirring range of the device, resulting in insufficient stirring of the polymer processing raw materials, which in turn makes the polymer unable to be evenly mixed, and ultimately reduces the quality of the polymer.

[0003] The prior art patent CN218222456U discloses a polymer synthesis device, including a base plate, support rods are installed at both ends of the top of the base plate, a synthesis tank is installed between two groups of support rods, the tops of both sides of the synthesis tank are connected to feed pipes, the bottom of the synthesis tank is connected to a discharge pipe, the outer wall of the discharge pipe is provided with a control valve, the top of the synthesis tank is provided with a drive assembly, both ends of the top of the inner cavity of the synthesis tank are connected to a first stirring shaft through bearings, and stirring rods are connected to both ends of the two groups of first stirring shafts at equal intervals. The prior art can make the polymer inside the synthesis tank flip from bottom to top through the coordinated arrangement of spiral blades, a second stirring shaft and a driving assembly, thereby improving the stirring efficiency of the polymer, and at the same time, cooperate with the first stirring shaft and the stirring rod to fully stir the polymer, further improve the synthesis effect of the polymer, and improve the stirring efficiency of the device.

[0004] However, in the above-mentioned prior art, after the scraper assembly has been used for a period of time, a lot of raw materials will adhere to the scraper assembly, and the overall design of the device is relatively compact, so it is not convenient to take out the scraper assembly for cleaning. Summary of the invention

[0005] The purpose of the present invention is to provide a method and device for preparing an environmentally friendly porous biopolymer for sludge dewatering, so as to solve the technical problem in the prior art that a large amount of raw materials will adhere to the scraper component after being used for a period of time, and the overall design of the device is relatively tight, making it inconvenient to take out the scraper component for cleaning.

[0006] To achieve the above-mentioned purpose, the present invention provides a preparation device of an environmentally friendly porous biopolymer for sludge dehydration, comprising a tank cover, a tank body and an auxiliary mechanism, wherein a protective cover is arranged above the tank cover, a first motor is arranged above the protective cover, a stirring mechanism is arranged below the tank cover, a plurality of scraping assemblies are arranged below the stirring mechanism, and the first motor drives the stirring mechanism, a conical bucket is arranged below the tank body, a bottom plate is arranged below the tank body, the tank cover is slidably connected to the tank body and covers the top of the tank body, the auxiliary mechanism comprises a support rod and a support cylinder, one end of the support rod is provided with an auxiliary frame, and the other end of the support rod is provided with an auxiliary frame. A screw is provided, and a polygonal groove is provided in the screw. A threaded sleeve is sleeved on the top of the support cylinder, and a sub-gear is provided on the outer side of the threaded sleeve. A second motor is provided on the outer side of the support cylinder, and a main gear is provided at the output end of the second motor. A polygonal rod is provided in the support cylinder, and a support seat is provided at one end of the base plate. The auxiliary frame is fixedly connected to the protective cover and is located on the protective cover. The threaded sleeve is threadedly connected to the screw and sleeved on the screw, and the polygonal rod is located in the polygonal groove. The main gear is meshed with the sub-gear, and the support cylinder is rotatably connected to the support seat through a bearing and is located on the support seat.

[0007] Among them, the auxiliary mechanism also includes a supporting frame and a handle, the supporting frame is fixedly connected to the tank body and is located on the outside of the tank body, and the supporting tube is also rotatably connected to the supporting frame through a bearing and is located inside the supporting frame, and the handle is fixedly connected to the supporting tube and is located in the middle of the supporting tube.

[0008] Among them, the preparation device of the environmentally friendly porous biopolymer for sludge dewatering also includes a feed pipe and a discharge pipe, and the feed pipe and the discharge pipe are provided with solenoid valves. The feed pipe is connected to the tank body and is located on the side of the tank body away from the supporting frame. The discharge pipe is connected to the conical bucket and is located below the conical bucket.

[0009] Wherein, the stirring mechanism includes a spiral blade and a plurality of stirring rods, a driving gear is arranged above the spiral blade, a driven gear is arranged above the stirring rod, and the driving gear and the driven gear extend into the protective cover, the scraper assembly is arranged below the spiral blade, the driving gear is transmission-connected with the corresponding driven gear, and is located between the plurality of driven gears, and is also arranged at the output end of the first motor.

[0010] Wherein, the spiral blades and the plurality of stirring rods are all located in the tank body, and the plurality of scraper assemblies are all in contact with the inner wall of the conical bucket.

[0011] Among them, the scraper assembly includes a scraper and a fixed cylinder, a moving rod is provided on the back of the scraper, a bottom plate is provided at one end of the moving rod, a first spring is provided in the fixed cylinder, the scraper and the conical bucket are in contact with each other and are located on the inner wall of the conical bucket, the moving rod is slidably connected to the fixed cylinder and is located in the fixed cylinder, and the first spring is supported between the bottom plate and the fixed cylinder, and the fixed cylinder is fixedly connected to the spiral blade and is located below the spiral blade.

[0012] The present invention also provides a method for preparing an environmentally friendly porous biopolymer for sludge dewatering, which is applied to the above-mentioned device for preparing an environmentally friendly porous biopolymer for sludge dewatering, and comprises the following steps:

[0013] S1: First, take 25 parts of plant fiber, 40 parts of bean powder, 35 parts of glucose, 55 parts of protease and 45 parts of malic acid according to the ingredient ratio;

[0014] S2: discharge the above ingredients into the tank through the feed pipe, start the first motor, the first motor drives the driving gear to rotate clockwise, and the plurality of driven gears rotate counterclockwise under the action of the driving gear, so that the spiral blades and the stirring rod fully stir the raw materials;

[0015] S3: After the stirring is completed, the discharge pipe is opened, and the raw materials automatically enter the discharge pipe under the action of the conical bucket and are then discharged;

[0016] S4: Finally, the discharged raw materials are subjected to ball milling and molding processes to obtain an environmentally friendly porous biopolymer.

[0017] The invention discloses a method and device for preparing an environmentally friendly porous biopolymer for sludge dewatering, comprising a tank cover, a tank body and an auxiliary mechanism, wherein a protective cover is arranged above the tank cover, a first motor is arranged above the protective cover, a stirring mechanism is arranged below the tank cover, a plurality of scraping assemblies are arranged below the stirring mechanism, a conical bucket is arranged below the tank body, a bottom plate is arranged below the tank body, the auxiliary mechanism comprises a support rod and a support cylinder, an auxiliary frame is arranged at one end of the support rod, a screw is arranged at the other end of the support rod, a polygonal groove is arranged inside the screw, a threaded sleeve is sleeved above the support cylinder, and a secondary gear is arranged on the outer side of the threaded sleeve A second motor is provided on the outside of the support cylinder, a main gear is provided on the output end of the second motor, a polygonal rod is provided in the support cylinder, and a support seat is provided at one end of the bottom plate. The sub-gear is transmitted by the main gear to make the threaded sleeve rotate on the support cylinder, and the screw rod slowly moves upward from the support cylinder under the action of the threaded sleeve, so that the support rod and the auxiliary frame drive the tank cover to move upward, and then the stirring mechanism drives the scraper assembly to be removed from the tank body, and finally the support cylinder is rotated to make the stirring mechanism and the scraper assembly away from the tank body, so as to facilitate the cleaning of the scraper assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0019] Figure 1 is a side view of the first embodiment of the present invention.

[0020] Figure 2 The present invention Figure 1 Section view along line AA.

[0021] Figure 3 The present invention Figure 2 Cross-sectional view along line BB.

[0022] Figure 4 The present invention Figure 3 A partial enlarged view of point C in the middle.

[0023] Figure 5 It is a front view of the second embodiment of the present invention.

[0024] Figure 6 The present invention Figure 5 Sectional view along line DD.

[0025] Figure 7 The present invention Figure 6 A partial enlarged view of point E in the middle.

[0026] Figure 8 The present invention Figure 6 Cross-sectional view along line FF.

[0027] Fig. 9 It is a three-dimensional stereogram of the third embodiment of the present invention.

[0028] Fig.10 The present invention Fig. 9 A partial enlarged view of point G in the middle.

[0029] Fig.11 It is a front view of the third embodiment of the present invention.

[0030] Fig.12 The present invention Fig.11 Sectional view along line HH.

[0031] Fig.13 The present invention Fig.12 A partial enlarged view of point I in the middle.

[0032] Fig.14 The invention discloses a flow chart of the steps of preparing an environmentally friendly porous biopolymer for sludge dewatering.

[0033] 101-tank cover, 102-tank body, 103-protective cover, 104-first motor, 105-stirring mechanism, 106-scraping assembly, 107-conical bucket, 108-bottom plate, 109-support rod, 110-support cylinder, 111-auxiliary frame, 112-screw, 113-polygonal groove, 114-threaded sleeve, 115-secondary gear, 116-second motor, 117-main gear, 118-polygonal rod, 119-support seat, 120-lifting frame, 121- Handle, 201-feed pipe, 202-discharge pipe, 203-solenoid valve, 204-spiral blade, 205-stirring rod, 206-driving gear, 207-driven gear, 208-scraper, 209-fixed cylinder, 210-moving rod, 211-bottom film, 212-first spring, 301-internal thread, 302-external thread, 303-limiting rod, 304-second spring, 305-limiting block, 306-limiting plate, 307-fixed block, 308-sealing ring. DETAILED DESCRIPTION

[0034] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be construed as limiting the present invention.

[0035] First embodiment:

[0036] See also Figure 1 to Figure 4 ,in Figure 1is a side view of a first embodiment of the present invention, Figure 2 The present invention Figure 1 The cross-sectional view along the AA line. Figure 3 The present invention Figure 2 The cross-sectional view of the BB line. Figure 4 The present invention Figure 3 A partial enlarged view of point C in the middle.

[0037] The present invention provides a preparation device of an environmentally friendly porous biopolymer for sludge dewatering, comprising a tank cover 101, a tank body 102 and an auxiliary mechanism, wherein a protective cover 103 is arranged above the tank cover 101, a first motor 104 is arranged above the protective cover 103, a stirring mechanism 105 is arranged below the tank cover 101, a plurality of scraping assemblies 106 are arranged below the stirring mechanism 105, and the first motor 104 drives the stirring mechanism 105, a conical bucket 107 is arranged below the tank body 102, a bottom plate 108 is arranged below the tank body 102, the tank cover 101 is slidably connected to the tank body 102 and covers the top of the tank body 102, raw materials can be conveniently loaded through the tank body 102, and the scraping assembly 106 can facilitate the scraping of raw materials on the inner wall of the conical bucket 107, thereby avoiding the stockpiling of raw materials.

[0038] According to this specific embodiment, the auxiliary mechanism includes a support rod 109 and a support tube 110, one end of the support rod 109 is provided with an auxiliary frame 111, the other end of the support rod 109 is provided with a screw 112, the screw 112 has a polygonal groove 113, a threaded sleeve 114 is sleeved on the top of the support tube 110, the outer side of the threaded sleeve 114 is provided with a sub-gear 115, the outer side of the support tube 110 is provided with a second motor 116, the output end of the second motor 116 is provided with a main gear 117, a polygonal rod 118 is provided in the support tube 110, and a support seat 119 is provided at one end of the bottom plate 108, the auxiliary frame 111 is fixedly connected to the protective cover 103 and is located on the protective cover 103, the threaded sleeve 114 is threadedly connected to the screw 112 and sleeved on the screw 112, and the multi The polygonal rod 118 is located in the polygonal groove 113, the main gear 117 is meshed with the sub-gear 115, the support tube 110 is rotatably connected to the support seat 119 through a bearing, and is located on the support seat 119, the sub-gear 115 is driven by the main gear 117, so that the threaded sleeve 114 rotates on the support tube 110, and the screw 112 slowly moves upward from the support tube 110 under the action of the threaded sleeve 114, so that the support rod 109 and the auxiliary frame 111 drive the tank cover 101 to move upward, and then the stirring mechanism 105 drives the scraper assembly 106 to be removed from the tank body 102, and finally the support tube 110 is rotated to keep the stirring mechanism 105 and the scraper assembly 106 away from the tank body 102, so as to facilitate the cleaning of the scraper assembly 106.

[0039] Among them, the auxiliary mechanism also includes a supporting frame 120 and a handle 121. The supporting frame 120 is fixedly connected to the tank body 102 and is located on the outside of the tank body 102. The support tube 110 is also rotatably connected to the supporting frame 120 through a bearing and is located in the supporting frame 120. The handle 121 is fixedly connected to the support tube 110 and is located in the middle of the support tube 110. The supporting frame 120 can be used to support the support tube 110, thereby avoiding the translation of the support tube 110 and improving the stability of the support tube 110 during rotation. The handle 121 can facilitate the rotation of the support tube 110.

[0040] When using the preparation device of an environmentally friendly porous biopolymer for sludge dewatering of the present embodiment, first, 25 parts of plant fiber, 40 parts of bean powder, 35 parts of glucose, 55 parts of protease and 45 parts of malic acid are taken according to the proportion of the ingredients; the above ingredients are discharged into the tank body 102 through the feeding pipe 201, and the first motor 104 is started. The first motor 104 drives the driving gear 206 to rotate clockwise, and the plurality of driven gears 207 rotate counterclockwise under the action of the driving gear 206, so that the spiral blades 204 and the stirring rod 205 fully stir the raw materials; after the stirring is completed, the discharge pipe 202 is opened, and the raw materials automatically enter the discharge pipe 202 under the action of the conical bucket 107, and then are discharged. Finally, the discharged raw materials are subjected to ball milling and molding processes to obtain the environmentally friendly porous biopolymer. When it is necessary to When the scraper assembly 106 is being cleaned, the second motor 116 is started, so that the main gear 117 transmits the sub-gear 115, and the sub-gear 115 drives the threaded sleeve 114 to rotate. At the same time, the screw 112 moves upward under the action of the threaded sleeve 114, and the polygonal rod 118 can prevent the screw 112 from rotating, so as to facilitate better upward movement. While the screw 112 moves, the support rod 109 drives the auxiliary frame 111 to move upward, thereby removing the entire tank cover 101 from the tank body 102, and the stirring mechanism 105 and the scraper assembly 106 remove the tank body 102. Finally, the support cylinder 110 is rotated to keep the stirring mechanism 105 and the scraper assembly 106 away from the tank body 102, so as to facilitate cleaning of the scraper assembly 106.

[0041] Second embodiment:

[0042] Based on the first embodiment, please refer to Figures 5 to 8 ,in Figure 5 is a front view of a second embodiment of the present invention, Figure 6 The present invention Figure 5 The cross-sectional view of the DD line, Figure 7 The present invention Figure 6 A partial enlarged view of point E in the middle. Figure 8 The present invention Figure 6 Cross-sectional view along line FF.

[0043] The present invention provides a device for preparing an environmentally friendly porous biopolymer for sludge dewatering, which also includes a feed pipe 201 and a discharge pipe 202, and the feed pipe 201 and the discharge pipe 202 are provided with a solenoid valve 203. The feed pipe 201 is connected to the tank body 102 and is located on a side of the tank body 102 away from the supporting frame 120. The discharge pipe 202 is connected to the conical bucket 107 and is located below the conical bucket 107. The feed pipe 201 can be used to conveniently pour raw materials, and the discharge pipe 202 can be used to conveniently discharge the stirred raw materials.

[0044] The stirring mechanism 105 includes a spiral blade 204 and a plurality of stirring rods 205, a driving gear 206 is arranged above the spiral blade 204, a driven gear 207 is arranged above the stirring rod 205, and the driving gear 206 and the driven gear 207 extend into the protective cover 103, the scraper assembly 106 is arranged below the spiral blade 204, the driving gear 206 is transmission-connected with the corresponding driven gear 207, and is located between the plurality of driven gears 207, and is also arranged at the output end of the first motor 104, by starting the first motor 104, the first motor 104 drives the driving gear 206 to rotate clockwise, and the plurality of driven gears 207 rotate counterclockwise under the action of the driving gear 206, so that the spiral blade 204 and the stirring rod 205 fully stir the raw materials.

[0045] Secondly, the spiral blade 204 and the plurality of stirring rods 205 are all located in the tank body 102 , and the plurality of scraper assemblies 106 are all in contact with the inner wall of the conical bucket 107 .

[0046] Again, the scraper assembly 106 includes a scraper 208 and a fixed cylinder 209, a moving rod 210 is provided on the back of the scraper 208, a bottom film 211 is provided at one end of the moving rod 210, a first spring 212 is provided in the fixed cylinder 209, the scraper 208 is in contact with the conical bucket 107 and is located on the inner wall of the conical bucket 107, the moving rod 210 is slidably connected to the fixed cylinder 209 and is located in the fixed cylinder 209, and the first spring 212 is abutted between the bottom film 211 and the fixed cylinder 209, the fixed cylinder 209 is fixedly connected to the spiral blade 204 and is located below the spiral blade 204, the bottom film 211 is continuously abutted by the first spring 212, and the moving rod 210 pushes the scraper 208 to fit the inner wall of the conical bucket 107, thereby scraping off the raw materials.

[0047] When using the device for preparing an environmentally friendly porous biopolymer for sludge dewatering of this embodiment, the raw materials can be easily poured in through the feed pipe 201, and the discharge pipe 202 can be convenient for discharging the stirred raw materials. The first motor 104 is started, and the first motor 104 drives the driving gear 206 to rotate clockwise. The plurality of driven gears 207 rotate counterclockwise under the action of the driving gear 206, so that the spiral blade 204 and the stirring rod 205 can fully stir the raw materials. The first spring 212 continuously resists the bottom film 211, and the moving rod 210 pushes the scraper 208 to fit the inner wall of the conical bucket 107, thereby scraping the raw materials.

[0048] Third embodiment:

[0049] The inner wall of the conical bucket 107 has an internal thread 301 , the lower portion of the tank body 102 has an external thread 302 , and the conical bucket 107 is connected to the thread and is located below the tank body 102 , with the internal thread 301 located at the external thread 302 .

[0050] The preparation device of the environmentally friendly porous biopolymer for sludge dewatering also includes two limit components, which include a limit rod 303, a second spring 304 and a limit block 305. A limit plate 306 is set at one end of the limit rod 303, and two fixed blocks 307 are set on the outer side of the conical bucket 107. The limit rod 303 is slidably connected with the limit block 305 and passes through the limit block 305. The limit rod 303 is also plugged into the corresponding limit block 305 and is located in the limit block 305. The second spring 304 is welded between the limit ring and the limit block 305, and is sleeved on the limit rod 303. The limit block 305 is fixedly connected to the tank body 102 and is located at the lower part of the tank body 102.

[0051] A sealing ring 308 is disposed between the conical bucket 107 and the tank body 102 , and the sealing ring 308 abuts against the connection between the conical bucket 107 and the tank body 102 .

[0052] Based on the second embodiment, please refer to Figures 9 to 13 ,in Fig. 9 is a three-dimensional stereogram of a third embodiment of the present invention, Fig.10 The present invention Fig. 9 A partial enlarged view of the G in the middle. Fig.11 is a front view of a third embodiment of the present invention, Fig.12 The present invention Fig.11 The cross-sectional view of the HH line, Fig.13 The present invention Fig.12 A partial enlarged view of point I in the middle.

[0053] The present invention provides a device for preparing an environmentally friendly porous biopolymer for sludge dewatering, wherein the inner wall of the conical bucket 107 has an internal thread 301, the lower part of the tank body 102 has an external thread 302, and the conical bucket 107 is connected to the thread and is located below the tank body 102, and the internal thread 301 is located at the external thread 302. By arranging a threaded connection between the conical bucket 107 and the tank body 102, it is convenient to subsequently clean the inner wall of the tank body 102 in all directions.

[0054] Among them, the preparation device of the environmentally friendly porous biopolymer for sludge dewatering also includes two limit components, the limit components include a limit rod 303, a second spring 304 and a limit block 305, a limit plate 306 is set at one end of the limit rod 303, and two fixed blocks 307 are set on the outside of the conical bucket 107, the limit rod 303 is slidably connected with the limit block 305 and passes through the limit block 305, the limit rod 303 is also plugged with the corresponding limit block 305 and is located in the limit block 305, the second spring 304 is welded between the limit ring and the limit block 305, and is sleeved on the limit rod 303, the limit block 305 is fixedly connected to the tank body 102 and is located at the lower part of the tank body 102, and the setting of the limit rod 303 and the second spring 304 can easily avoid the conical bucket 107 from rotating accidentally.

[0055] Secondly, a sealing ring 308 is provided between the conical bucket 107 and the tank body 102 , and the sealing ring 308 is supported at the connection between the conical bucket 107 and the tank body 102 , so that the sealing performance between the conical bucket 107 and the tank body 102 can be improved by the sealing ring 308 .

[0056] When using the device for preparing an environmentally friendly porous biopolymer for sludge dewatering of this embodiment, by arranging a threaded connection between the conical bucket 107 and the tank body 102, it is convenient to subsequently clean the inner wall of the tank body 102 in all directions. The setting of the limit rod 303 and the second spring 304 can prevent the conical bucket 107 from rotating unexpectedly, and the sealing ring 308 can improve the sealing between the conical bucket 107 and the tank body 102.

[0057] Based on the third embodiment, please refer to Fig.14 ,in Fig.14 The invention discloses a flow chart of the steps of preparing an environmentally friendly porous biopolymer for sludge dewatering.

[0058] The present invention also provides a method for preparing an environmentally friendly porous biopolymer for sludge dewatering, which is applied to the above-mentioned device for preparing an environmentally friendly porous biopolymer for sludge dewatering, and comprises the following steps:

[0059] S1: First, take 25 parts of plant fiber, 40 parts of bean powder, 35 parts of glucose, 55 parts of protease and 45 parts of malic acid according to the ingredient ratio;

[0060] S2: discharge the above ingredients into the tank body 102 through the feed pipe 201, start the first motor 104, the first motor 104 drives the driving gear 206 to rotate clockwise, and the plurality of driven gears 207 rotate counterclockwise under the action of the driving gear 206, so that the spiral blade 204 and the stirring rod 205 fully stir the raw materials;

[0061] S3: After the stirring is completed, the discharge pipe 202 is opened, and the raw materials automatically enter the discharge pipe 202 under the action of the conical bucket 107 and are then discharged;

[0062] S4: Finally, the discharged raw materials are subjected to ball milling and molding processes to obtain an environmentally friendly porous biopolymer.

[0063] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A preparation device for an environmentally friendly porous biopolymer for sludge dehydration, comprising a tank cover and a tank body, a protective cover is arranged above the tank cover, a first motor is arranged above the protective cover, a stirring mechanism is arranged below the tank cover, a plurality of scraping assemblies are arranged below the stirring mechanism, and the first motor drives the stirring mechanism, a conical bucket is arranged below the tank body, a bottom plate is arranged below the tank body, the tank cover is slidably connected to the tank body and covers the top of the tank body, characterized in that: It also includes auxiliary institutions; The auxiliary mechanism includes a support rod and a support cylinder, an auxiliary frame is provided at one end of the support rod, a screw is provided at the other end of the support rod, a polygonal groove is provided in the screw, a threaded sleeve is sleeved on the top of the support cylinder, a secondary gear is provided on the outer side of the threaded sleeve, a second motor is provided on the outer side of the support cylinder, a main gear is provided at the output end of the second motor, a polygonal rod is provided in the support cylinder, a support seat is provided at one end of the base plate, the auxiliary frame is fixedly connected to the protective cover and is located on the protective cover, the threaded sleeve is threadedly connected to the screw and sleeved on the screw, and the polygonal rod is located in the polygonal groove, the main gear is meshed with the secondary gear, and the support cylinder is rotatably connected to the support seat through a bearing and is located on the support seat.

2. The device for preparing an environmentally friendly porous biopolymer for sludge dewatering according to claim 1, characterized in that: The auxiliary mechanism also includes a supporting frame and a handle. The supporting frame is fixedly connected to the tank body and is located on the outside of the tank body. The supporting tube is also rotatably connected to the supporting frame through a bearing and is located inside the supporting frame. The handle is fixedly connected to the supporting tube and is located in the middle of the supporting tube.

3. The device for preparing an environmentally friendly porous biopolymer for sludge dewatering according to claim 2, characterized in that: The preparation device of the environmentally friendly porous biopolymer for sludge dewatering also includes a feed pipe and a discharge pipe, and the feed pipe and the discharge pipe are provided with solenoid valves. The feed pipe is connected to the tank body and is located on the side of the tank body away from the supporting frame. The discharge pipe is connected to the conical bucket and is located below the conical bucket.

4. The device for preparing an environmentally friendly porous biopolymer for sludge dewatering according to claim 3, characterized in that: The stirring mechanism includes a spiral blade and a plurality of stirring rods, a driving gear is arranged above the spiral blade, a driven gear is arranged above the stirring rod, and the driving gear and the driven gear extend into the protective cover, the scraper assembly is arranged below the spiral blade, the driving gear is transmission-connected with the corresponding driven gear, is located between the plurality of driven gears, and is also arranged at the output end of the first motor.

5. The device for preparing an environmentally friendly porous biopolymer for sludge dewatering according to claim 4, characterized in that: The spiral blade and the plurality of stirring rods are all located in the tank body, and the plurality of scraper assemblies are all in contact with the inner wall of the conical bucket.

6. The device for preparing an environmentally friendly porous biopolymer for sludge dewatering according to claim 5, characterized in that: The scraper assembly includes a scraper and a fixed cylinder, a moving rod is provided on the back of the scraper, a bottom plate is provided at one end of the moving rod, a first spring is provided in the fixed cylinder, the scraper and the conical bucket are in contact with each other and are located on the inner wall of the conical bucket, the moving rod is slidably connected to the fixed cylinder and is located in the fixed cylinder, and the first spring is supported between the bottom plate and the fixed cylinder, and the fixed cylinder is fixedly connected to the spiral blade and is located below the spiral blade.

7. A method for preparing an environmentally friendly porous biopolymer for sludge dewatering, applied to the preparation device of an environmentally friendly porous biopolymer for sludge dewatering as claimed in claim 6, characterized in that: The steps include: S1: First, take 25 parts of plant fiber, 40 parts of bean powder, 35 parts of glucose, 55 parts of protease and 45 parts of malic acid according to the ingredient ratio; S2: discharge the above ingredients into the tank through the feed pipe, start the first motor, the first motor drives the driving gear to rotate clockwise, and the plurality of driven gears rotate counterclockwise under the action of the driving gear, so that the spiral blades and the stirring rod fully stir the raw materials; S3: After the stirring is completed, the discharge pipe is opened, and the raw materials automatically enter the discharge pipe under the action of the conical bucket and are then discharged; S4: Finally, the discharged raw materials are subjected to ball milling and molding processes to obtain an environmentally friendly porous biopolymer.

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