Biodegradable material extrusion equipment
By combining a preheating tank and a cooling tank in a biodegradable material extrusion device, the heat from the cooling device is used to preheat the raw material particles, which solves the problems of poor raw material melting effect and heat energy waste, and achieves cost reduction and energy recycling.
Patent Information
- Application Number
- CN202422528639.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-18
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-10-18
AI Technical Summary
In the current production process of biodegradable materials, it is difficult to achieve the desired melting effect when raw material particles enter the barrel at room temperature, which increases energy consumption and results in significant heat waste from cooling equipment.
The design combines a preheating tank and a cooling tank. The heat generated by the cooling equipment is used to preheat the raw material particles through a circulating water pump and a water pump, forming a heat recycling system and avoiding heat energy waste.
It reduces the cost of the extrusion process for biodegradable materials, improves the melting effect of raw materials, and reduces heat energy waste.
Smart Images
Figure CN223590043U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of degradable material production technology, in particular to a kind of biological degradable material extruding equipment. BACKGROUND
[0002] Biodegradable material is more and more widely applied in present production and life, and the protection effect of biodegradable material on environment is very remarkable, in the production process of biodegradable material, the raw material particles of biodegradable material to be processed are directly added into barrel from hopper, at this time, the barrel of extruder has been set with suitable processing temperature in advance, after raw material particles enter barrel, under the heating in screw and barrel, and by shearing action, raw material particles are melted, and the melted material is sent to extrusion port of barrel by rotation of screw, and then the formed product is introduced into cooling equipment to be cooled and formed.
[0003] On the one hand, in the processing process, raw material particles enter extruder from hopper at normal temperature, and the initial temperature of raw material depends on ambient temperature, so that raw material particles are difficult to obtain ideal melting effect in barrel, and preheating device needs to be additionally arranged or energy consumption of barrel needs to be increased to promote melting of raw material particles, which increases the cost of biodegradable material extrusion, and on the other hand, in the cooling process of extruded product by cooling equipment, a large amount of heat is dissipated in air, which causes waste of a large amount of heat energy, therefore, the present application provides a kind of biological degradable material extruding equipment to solve the above problems. CONTENT OF UTILITY MODEL
[0004] The utility model aims at the above-mentioned shortage, provides a kind of biological degradable material extruding equipment, can make full use of heat generated by cooling equipment to preheat raw material particles, which reduces the cost of biodegradable material extrusion process, and also avoids waste caused by a large amount of heat dissipated in air.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:
[0006] The application discloses an extrusion equipment for biodegradable materials, which comprises a frame, a barrel horizontally installed on the frame, a controller, a preheating barrel arranged at the feeding end of the barrel, a cooling tank arranged at the discharging end of the barrel, and a hopper arranged at the top end of the preheating barrel, wherein a spraying assembly is arranged on the cooling tank; the preheating barrel comprises an outer barrel body, an inner barrel body fixed in the outer barrel body, the hopper is communicated with the inner barrel body, the bottom of the inner barrel body is communicated with the inlet of the barrel, a preheating heat exchange cavity is formed between the outer barrel body and the inner barrel body, a water pump is arranged below the cooling tank, the output end of the water pump is communicated with the preheating heat exchange cavity through a water pumping pipe, the water inlet end of the water pump is communicated with the bottom of the cooling tank through a water inlet pipe, the preheating heat exchange cavity is provided with a circulating pipe communicated with the spraying assembly, a circulating water pump is arranged on the circulating pipe, and the barrel, the water pump and the circulating water pump are electrically connected with the controller.
[0007] Further, a spiral partition plate is arranged in the preheating heat exchange cavity, the inner arc surface of the partition plate is fixed on the outer side wall of the inner barrel body, the outer arc surface of the partition plate is fixed on the inner side wall of the outer barrel body, a spiral flow channel is formed between the partition plate, the outer side wall of the inner barrel body and the inner side wall of the outer barrel body, the water outlet end of the water pumping pipe is communicated with the top end of the spiral flow channel, and the circulating pipe is communicated with the bottom end of the spiral flow channel.
[0008] Further, a temperature sensing sensor is arranged in the spiral flow channel, and the temperature sensing sensor is electrically connected with the controller.
[0009] Further, the bottom end of the preheating barrel is communicated with the barrel through a connecting pipe, a valve body is arranged on the connecting pipe, a stirring shaft is vertically and rotatably connected in the preheating barrel, stirring blades are arranged on the stirring shaft, a stirring motor is fixed at the top end of the preheating barrel, and the output end of the stirring motor extends into the preheating barrel and is connected with the stirring shaft.
[0010] Further, the inner barrel body is made of high-thermal-conductivity material.
[0011] Further, the barrel comprises a horizontally-installed barrel body, a rotating shaft coaxially and rotatably connected in the barrel body, and rotating blades arranged on the rotating shaft, a spiral conveying and heating channel is formed between the rotating blades, the rotating shaft and the inner wall of the barrel body, one end of the rotating shaft extends out of the barrel body and is connected with a rotating motor, an electric heating pipe and a temperature-sensitive switch are embedded on the inner wall of the barrel body, the connecting pipe is arranged close to the rotating motor, the extrusion outlet of the barrel body is arranged at the end far away from the rotating motor, and the electric heating pipe, the temperature-sensitive switch and the rotating motor are electrically connected with the controller.
[0012] Further, the spraying assembly comprises a spraying main pipe fixed on the cooling tank, a plurality of spraying branch pipes connected to the spraying main pipe, and a spray head arranged on the spraying branch pipe, one end of the circulating pipe is communicated with the spraying main pipe, and the spray end of the spray head is arranged downward.
[0013] The present application has the following advantages:
[0014] In actual application, when in use, the temperature of the material cylinder is set first, the raw material particles enter the material cylinder from the hopper and the inner barrel body, when the material cylinder starts to extrude products, the spraying assembly cools the products extruded by the material cylinder, the hot water after heat exchange enters the preheating heat exchange cavity through the water inlet pipe, the water pump and the water suction pipe, the raw material particles in the inner barrel body are preheated by the hot water in the preheating heat exchange cavity, no additional preheating device is needed, the preheated raw material particles enter the material cylinder, and thus the circulation is formed; the cold water after heat exchange in the preheating heat exchange cavity can return to the cooling tank through the circulating pipe, the circulating pump and the spraying assembly; the present application can fully utilize the heat generated by the cooling equipment for preheating the raw material particles, reduces the cost of the extrusion process of the biodegradable material, and avoids the waste caused by the dissipation of a large amount of heat in the air. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 is a schematic view of the overall structure of the present application;
[0016] Figure 2 is a rear view of the present application;
[0017] Figure 3 is a sectional view of the preheating tank in the present application;
[0018] Figure 4 is a schematic view of the structure of the partition sheet in the present application;
[0019] Corresponding labels: material cylinder 1; preheating barrel 2; outer barrel body 21; inner barrel body 22; connecting pipe 23; stirring shaft 24; stirring blade 25; stirring motor 26; spraying main pipe 31; spraying branch pipe 32; spray head 33; hopper 4; water suction pipe 51; water pump 511; circulating pipe 52; circulating water pump 521; partition sheet 6; temperature sensing sensor 7; controller 8; cooling tank 9. DETAILED DESCRIPTION
[0020] As Figure 1 , Figure 2 , Figure 3 and Figure 4As shown in the figure, a kind of biodegradable material extrusion equipment includes rack, barrel 1 and controller 8 horizontally installed on the rack, preheating barrel 2 arranged at the feeding end of the barrel 1, cooling tank 9 arranged at the discharging end of the barrel 1, and hopper 4 arranged at the top end of the preheating barrel 2, and spraying assembly is installed on the cooling tank 9;The preheating barrel 2 includes outer barrel body 21, inner barrel body 22 fixed in the outer barrel body 21, the hopper 4 is communicated with the inner barrel body 22, the bottom of the inner barrel body 22 is communicated with the inlet of the barrel 1, the preheating heat exchange cavity is formed between the outer barrel body 21 and the inner barrel body 22, the water pump 511 is installed below the cooling tank 9, the output end of the water pump 511 is communicated with the preheating heat exchange cavity through the water pump 51, the water inlet end of the water pump 511 is communicated with the tank bottom of the cooling tank 9 through the water inlet pipe, the preheating heat exchange cavity is provided with circulating pipe 52 communicated with the spraying assembly, the circulating pipe 52 is provided with circulating water pump 521, and the barrel 1, water pump 511 and circulating water pump 521 are electrically connected with the controller 8.
[0021] When using, first set the temperature of the barrel 1, raw material particles pass through the hopper 4, the inner barrel body 22 into the barrel 1, the barrel 1 starts to extrude products, the spraying assembly cools the products extruded by the barrel 1, the cooled water in the preheating heat exchange cavity enters the preheating heat exchange cavity through the water inlet pipe, the water pump 511 and the water pump 51, the raw material particles in the inner barrel body 22 are preheated by the hot water in the preheating heat exchange cavity, without additional preheating device, the preheated raw material particles enter the barrel 1, so as to form a cycle;The cooled water in the preheating heat exchange cavity can return to the cooling tank 9 through the circulating pipe 52, the circulating pump and the spraying assembly;The utility model can fully utilize the heat generated by the cooling equipment for preheating raw material particles, which not only reduces the cost of biodegradable material extrusion process, but also avoids the waste caused by a large amount of heat dissipation in the air.
[0022] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the preheating heat exchange cavity is provided with a spiral partition 6, the inner arc surface of the partition 6 is fixed on the outer side wall of the inner barrel body 22, the outer arc surface of the partition 6 is fixed on the inner side wall of the outer barrel body 21, the partition 6, the outer side wall of the inner barrel body 22 and the inner side wall of the outer barrel body 21 are combined to form a spiral flow channel, the water outlet end of the water pump 51 is communicated with the top end of the spiral flow channel, and the circulating pipe 52 is communicated with the bottom end of the spiral flow channel;In this embodiment, the spiral flow channel formed by the partition 6, the outer side wall of the inner barrel body 22 and the inner side wall of the outer barrel body 21 enables the water entering the preheating heat exchange cavity to fully contact the outer side wall of the inner barrel body 22, and the heat exchange time is longer.
[0023] As shown in Figure 1 ,Figure 2 、 Figure 3 and Figure 4 As shown in the figure, the temperature sensor 7 is installed in the spiral flow channel, and the temperature sensor 7 is electrically connected to the controller 8; in this embodiment, the temperature sensor 7 can detect the water temperature in the spiral flow channel, and when the water temperature in the spiral flow channel is too low, the controller 8 controls the circulating pump and the water pump 511 to start.
[0024] As shown in the figure, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The bottom end of the preheating barrel 2 is communicated with the barrel 1 through the connecting pipe 23, a valve body is arranged on the connecting pipe 23, a stirring shaft 24 is vertically and rotatably connected in the preheating barrel 2, stirring blades 25 are arranged on the stirring shaft 24, and a stirring motor 26 is fixed to the top end of the preheating barrel 2, and the output end of the stirring motor 26 extends into the preheating barrel 2 and is connected to the stirring shaft 24; in this embodiment, the stirring motor 26 drives the stirring shaft 24 to rotate the stirring blades 25, so that the raw material particles in the preheating barrel 2 can be stirred, and the raw material particles can be uniformly preheated.
[0025] As shown in the figure, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The inner barrel body 22 is made of high thermal conductivity material; in this embodiment, the inner barrel body 22 made of high thermal conductivity material has better heat exchange effect.
[0026] As shown in the figure, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The barrel 1 comprises a barrel body horizontally installed, a rotating shaft is coaxially and rotatably connected in the barrel body, rotating vanes are arranged on the rotating shaft, a spiral conveying and heating channel is formed between the rotating vanes, the rotating shaft and the inner wall of the barrel body, one end of the rotating shaft extends out of the barrel body and is connected to a rotating motor, an electric heating pipe and a temperature sensitive switch are embedded on the inner wall of the barrel body, the connecting pipe 23 is arranged close to the rotating motor, and the extrusion outlet of the barrel body is arranged at the end away from the rotating motor, and the electric heating pipe, the temperature sensitive switch and the rotating motor are electrically connected to the controller 8; in this embodiment, the barrel body is heated by the electric heating pipe, the raw material particles after preheating enter the barrel body from the connecting pipe 23, and the rotating motor drives the rotating shaft to drive the rotating vanes to rotate during the feeding process, so that the raw material particles melt in the barrel body and are extruded from the extrusion outlet.
[0027] As shown in the figure, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 Figure 1 Figure 2 Figure 3 Figure 4As shown, the spraying assembly comprises a spraying main pipe 31 fixed on the cooling tank 9, a plurality of spraying branch pipes 32 connected with the spraying main pipe 31, a spray head 33 arranged on the spraying branch pipe 32, one end of the circulating pipe 52 is communicated with the spraying main pipe 31, and the spray end of the spray head 33 is arranged downwardly; in this embodiment, the cooled water after heat exchange enters the spraying main pipe 31 through the circulating pipe 52 and the circulating water pump 521, and is sprayed to the just-extruded product through the spraying branch pipe 32 and the spray head 33 to cool the product.
[0028] The specific embodiments described herein are merely illustrative of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without departing from the scope defined by the present application.
Claims
1. A biodegradable material extrusion apparatus, characterized by: The application relates to a preheating and cooling device for a material cylinder, which comprises a rack, a material cylinder (1) horizontally mounted on the rack, a controller (8), a preheating barrel (2) arranged at the feeding end of the material cylinder (1), a cooling tank (9) arranged at the discharging end of the material cylinder (1), and a hopper (4) arranged at the top end of the preheating barrel (2), wherein a spraying assembly is mounted on the cooling tank (9). The preheating barrel (2) comprises an outer barrel body (21), an inner barrel body (22) fixed in the outer barrel body (21), the hopper (4) is communicated with the inner barrel body (22), the bottom of the inner barrel body (22) is communicated with the inlet of the material cylinder (1), a preheating heat exchange cavity is formed between the outer barrel body (21) and the inner barrel body (22), a water pump (511) is mounted below the cooling tank (9), the output end of the water pump (511) is communicated with the preheating heat exchange cavity through a water pumping pipe (51), the water inlet end of the water pump (511) is communicated with the bottom of the cooling tank (9) through a water inlet pipe, the preheating heat exchange cavity is provided with a circulating pipe (52) communicated with the spraying assembly, a circulating water pump (521) is arranged on the circulating pipe (52), and the material cylinder (1), the water pump (511) and the circulating water pump (521) are electrically connected with the controller (8).
2. The biodegradable material extrusion apparatus according to claim 1, wherein A spiral partition plate (6) is arranged in the preheating heat exchange cavity, the inner arc surface of the partition plate (6) is fixed on the outer side wall of the inner barrel body (22), the outer arc surface of the partition plate (6) is fixed on the inner side wall of the outer barrel body (21), the partition plate (6), the outer side wall of the inner barrel body (22) and the inner side wall of the outer barrel body (21) jointly form a spiral flow channel, the water outlet end of the water pumping pipe (51) is communicated with the top end of the spiral flow channel, and the circulating pipe (52) is communicated with the bottom end of the spiral flow channel.
3. A biodegradable material extrusion apparatus according to claim 2, wherein, A temperature sensing sensor (7) is mounted in the spiral flow channel, and the temperature sensing sensor (7) is electrically connected with the controller (8).
4. The biodegradable material extrusion apparatus according to claim 1, wherein The bottom end of the preheating barrel (2) is communicated with the material cylinder (1) through a connecting pipe (23), a valve body is arranged on the connecting pipe (23), a stirring shaft (24) is vertically and rotatably connected in the preheating barrel (2), stirring blades (25) are arranged on the stirring shaft (24), a stirring motor (26) is fixed at the top end of the preheating barrel (2), and the output end of the stirring motor (26) extends into the preheating barrel (2) and is connected with the stirring shaft (24).
5. The biodegradable material extrusion apparatus according to claim 1, wherein The inner barrel body (22) is made of high-thermal-conductivity material.
6. The biodegradable material extrusion apparatus according to claim 4, wherein The material cylinder (1) comprises a horizontally mounted cylinder body, a rotating shaft coaxially and rotatably connected in the cylinder body, and rotating blades arranged on the rotating shaft, wherein the rotating blades, the rotating shaft and the inner wall of the cylinder body jointly form a spiral conveying and heating channel, one end of the rotating shaft extends out of the cylinder body and is connected with a rotating motor, an electric heating pipe and a temperature sensitive switch are embedded on the inner wall of the cylinder body, the connecting pipe (23) is arranged close to the rotating motor, the extrusion outlet of the cylinder body is arranged at the end far away from the rotating motor, and the electric heating pipe, the temperature sensitive switch and the rotating motor are electrically connected with the controller (8).
7. The biodegradable material extrusion apparatus according to claim 4, wherein The spray assembly comprises a spray main pipe (31) fixed on the cooling tank (9), a plurality of spray branch pipes (32) connected to the spray main pipe (31), a spray head (33) arranged on the spray branch pipe (32), one end of the circulating pipe (52) communicates with the spray main pipe (31), and the spray end of the spray head (33) is arranged downward.