CN118268085B - Rubber powder production equipment for composite modified asphalt - Google Patents
Rubber powder production equipment for composite modified asphalt Download PDFInfo
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- CN118268085B CN118268085B CN202410711066.5A CN202410711066A CN118268085B CN 118268085 B CN118268085 B CN 118268085B CN 202410711066 A CN202410711066 A CN 202410711066A CN 118268085 B CN118268085 B CN 118268085B
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- pulverizing
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- 239000000843 powder Substances 0.000 title claims abstract description 59
- 239000010426 asphalt Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 113
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 238000010298 pulverizing process Methods 0.000 claims abstract description 23
- 238000007873 sieving Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/14—Edge runners, e.g. Chile mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses rubber powder production equipment for composite modified asphalt, and relates to the technical field of rubber powder production. The invention comprises a pulverizer shell, wherein a pulverizing cavity and a powder outlet cavity are formed in the pulverizer shell, the powder outlet cavity is annularly arranged at the outer side of the pulverizing cavity, the pulverizing cavity is communicated with the powder outlet cavity through a powder sieving hole, a hopper is fixedly arranged at the top of the pulverizing cavity, a discharge hole is formed in the outer side of the powder outlet cavity, a pulverizing disc is rotatably arranged in the pulverizing cavity, a plurality of groups of pulverizing rollers are rotatably arranged on the inner wall of the pulverizing cavity, and the pulverizing rollers are annularly distributed. According to the invention, the fan is used for ventilation, the vaporized low-temperature nitrogen is brought into the crushing disc after the air flow passes through the liquid nitrogen tank, the crushing disc is cooled, the low-temperature nitrogen is used for reducing the crushing temperature and improving the crushing efficiency, the oxidation of the shearing surface of rubber is reduced, the quality of rubber powder is improved, and meanwhile, only ventilation is needed, so that the step is simple and the structure is compact.
Description
Technical Field
The invention relates to the technical field of rubber powder production, in particular to rubber powder production equipment for composite modified asphalt.
Background
When asphalt pavement such as expressway and municipal road appear the crack, need use asphalt pouring sealant to repair its crack department, current in order to improve asphalt pouring sealant's performance, can add raw materials such as rubber powder in asphalt pouring sealant to make intensive mixing between it, with modifying asphalt pouring sealant, make the asphalt pouring sealant quality of producing better, and then extension asphalt pavement's life. The rubber powder is mainly derived from rubber materials such as block, for example, waste rubber tires, and a rubber pulverizer is used when breaking the block into rubber powder.
In the patent (application number: CN 202010266885.5), a rubber crusher is disclosed, which structurally comprises a rubber feeding port, a main crushing box body, a fixing piece, a rubber discharging port, a particle box and a movable wheel, wherein the rubber feeding port is connected to the front side above the main crushing box body through electric welding and is in through connection with the inside of the main crushing box body, the fixing piece is arranged on the front surface of the main crushing box body, the rubber discharging port is in through connection with the bottom of the main crushing box body, and the particle box is arranged below the rubber feeding port.
Compared with the prior art, the patent has the following technical problems in the actual use process:
1. this patent drenches the mechanism through setting up the cooling, can solve the rubber crushing apparatus and easily lead to the too high problem of temperature when handling rubber, drenches the effectual temperature that reduces crushing cutter through circulating cooling water, avoids bonding between the rubber, avoids bonding of rubber and cutter to can water treatment clean on the rubber particle through waterlogging caused by excessive rainfall and two steps of absorbing water after cooling water drenches, the cooling water drenches not only extravagant water resource, and the follow-up step that needs to increase absorbs water removes the moisture on the rubber powder, the step is loaded down with trivial details.
2. At present, a rubber pulverizer commonly used in the market shears materials through relative movement of two millstones, mills the materials to achieve the purpose of pulverizing the materials, and utilizes air current to bring out the powder through a screen, so that the adding amount of the materials in the actual processing process is unstable, when the adding amount is too high, the temperature of a pulverizing cutter is too high, the quality of the rubber powder is influenced, and the screen is blocked by too much materials to influence the discharging amount.
Disclosure of Invention
The invention aims at: in order to solve the problems, the invention provides rubber powder production equipment for composite modified asphalt.
The invention adopts the following technical scheme for realizing the purposes:
The rubber powder production equipment for the composite modified asphalt comprises a crushing shell, wherein a crushing cavity and a powder outlet cavity are formed in the crushing shell, the powder outlet cavity is annularly arranged at the outer side of the crushing cavity, the crushing cavity and the powder outlet cavity are communicated through a powder sieving hole, a hopper is fixedly arranged at the top of the crushing cavity, and a discharge hole is formed in the outer side of the powder outlet cavity;
the inside of the crushing cavity is rotationally provided with a crushing disc, the inner wall of the crushing cavity is rotationally provided with a plurality of groups of crushing rollers which are distributed in an annular shape, the crushing rollers are positioned above the crushing disc, the bottom of the crushing disc is provided with connecting holes, the inside of the crushing disc is provided with a plurality of groups of cooling holes, the plurality of groups of cooling holes are simultaneously communicated with the connecting holes, the top of the crushing disc is fixedly provided with an air outlet cover, the cooling holes are communicated with the air outlet cover, and the outer side of the air outlet cover is provided with an air outlet hole in an annular shape;
Still include liquid nitrogen jar and fan, the liquid nitrogen jar is located the right side of rubbing crusher shell, and the fan is located the right side of liquid nitrogen jar, the left side of liquid nitrogen jar has been seted up and has been given vent to anger the end, and the right side is provided with the inlet end, and the air outlet of fan is linked together with the inlet end through the tuber pipe, be provided with the admission valve on the tuber pipe, give vent to anger the end and be linked together with the connecting hole through the nitrogen trachea, be provided with the air outlet valve on the nitrogen trachea, the liquid level of liquid nitrogen jar inside is located the below of giving vent to anger end and inlet end, rubbing crusher shell's inside fixed mounting has temperature sensor, and temperature sensor is used for detecting the temperature of rubbing crusher shell, rubbing crusher shell's outside fixed mounting has the controller, and the controller receives temperature sensor signal to control fan running power.
Further, the open design in top of air-out cover, the inside fixed mounting of air-out cover has the extension spring, the top fixed mounting of extension spring has the regulating block, the top of regulating block is the toper design, and the bottom is the frustum design, the bottom of hopper is provided with the regulation material pipe, and the top of regulating block inserts in the regulation material pipe.
Further, a guide hole is formed in the top of the crushing disc, a guide pillar is fixedly mounted at the bottom of the adjusting block, and the guide pillar is slidably connected in the guide hole.
Further, the outside of hopper and the top of smashing the chamber all are provided with flange.
Further, a bottom cover is arranged at the bottom of the pulverizer shell, and the bottom cover is fixedly arranged at the bottom of the pulverizer shell through bolts.
Further, the inside of bottom has offered the shaft hole, and the crushing dish passes the shaft hole, and is provided with sealed bearing between crushing dish and the shaft hole inner wall.
Further, a driving motor is vertically arranged on the outer side of the pulverizer shell, a driving belt wheel is fixedly arranged at the output end of the driving motor, a driving belt wheel is fixedly arranged at the bottom of the pulverizing disc, and the driving belt wheel is in driving connection with the driving belt wheel through a driving belt.
Further, a rotary sealing joint is fixedly arranged in the driving belt pulley and is communicated with the connecting hole, and the air outlet end is communicated with the rotary sealing joint through a nitrogen pipe.
Further, the bottom of the pulverizer shell is provided with a bottom frame.
Further, a liquid adding pipe is arranged on the front face of the liquid nitrogen tank, and a liquid adding valve is arranged on the liquid adding pipe.
The beneficial effects of the invention are as follows:
1. According to the invention, the fan is used for ventilation, the gasified low-temperature nitrogen is brought into the crushing disc after the air flow passes through the liquid nitrogen tank, the crushing disc is cooled, meanwhile, the low-temperature nitrogen is discharged through the air outlet hole of the air outlet cover, the rubber block is reversely blown to the crushing roller by the low-temperature nitrogen, so that the rubber block is concentrated at the crushing position, the crushing efficiency is improved, meanwhile, the rubber powder meeting the requirements is brought out through the powder sieving hole by the low-temperature nitrogen, the crushing temperature can be reduced, the crushing efficiency is improved, the oxidation of the shearing surface of the rubber is reduced, the quality of the rubber powder is improved, and meanwhile, the method only needs to be used for ventilation, and has simple steps and compact structure.
2. According to the invention, the temperature sensor is used for detecting that the crushing disc is stable, when materials are excessive, the temperature of the crushing disc is increased, at the moment, the controller is used for controlling the operation power of the fan to be increased, the air inflow is increased, the crushing disc is rapidly cooled, meanwhile, the rubber powder can be more rapidly taken out by increasing the air inflow, the powder sieving hole is not blocked, the discharging is stable, and the operation stability of equipment is greatly ensured by automatically balancing the materials and the air quantity.
Drawings
FIG. 1 is a schematic diagram of the overall system of the present invention;
FIG. 2 is a second overall schematic of the present invention;
FIG. 3 is a hopper of the present invention schematic diagram of the assembly and disassembly of the bottom cover;
FIG. 4 is a schematic cross-sectional view of a shredder housing of the present invention;
FIG. 5 is a schematic view of a shredder plate of the present invention;
FIG. 6 is a schematic cross-sectional view of a shredder plate of the present invention.
Reference numerals: 1. a pulverizer shell; 11. a controller; 12. a hopper; 13. a crushing cavity; 14. a powder outlet cavity; 15. sieving powder holes; 16. a discharge port; 17. a driving motor; 18. a driving belt wheel; 19. a bottom cover; 110. a temperature sensor; 2. a liquid nitrogen tank; 21. a nitrogen pipe; 22. an air outlet valve; 23. a liquid adding tube; 24. a liquid adding valve; 3. a blower; 31. an air outlet pipe; 32. an intake valve; 4. a shredder plate; 41. a transmission belt wheel; 42. rotating the sealing joint; 43. an air outlet cover; 44. an air outlet hole; 45. a tension spring; 46. an adjusting block; 47. a guide post; 48. a connection hole; 49. a cooling hole; 5. and (3) a crushing roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
A rubber powder production apparatus for composite modified asphalt according to a preferred embodiment of the present invention will be described in detail below.
1-6, A rubber powder production device for compound modified asphalt comprises a pulverizer shell 1, wherein a pulverizing cavity 13 and a powder outlet cavity 14 are formed in the pulverizer shell 1, the powder outlet cavity 14 is annularly arranged on the outer side of the pulverizing cavity 13, the pulverizing cavity 13 is communicated with the powder outlet cavity 14 through a powder sieving hole 15, a hopper 12 is fixedly arranged at the top of the pulverizing cavity 13, and a discharge hole 16 is formed in the outer side of the powder outlet cavity 14;
the inside rotation of crushing chamber 13 installs crushing dish 4, crushing chamber 13's inner wall rotates installs multiunit crushing roller 5, multiunit crushing roller 5 is annular distribution, and crushing roller 5 is located crushing dish 4's top, connecting hole 48 has been seted up to crushing dish 4's bottom, multiunit cooling hole 49 has been seted up in crushing dish 4's inside, multiunit cooling hole 49 is linked together with connecting hole 48 simultaneously, crushing dish 4's top fixed mounting has air-out cover 43, cooling hole 49 is linked together with air-out cover 43, air-out hole 44 has been seted up to air-out cover 43's outside annular;
Still include liquid nitrogen container 2 and fan 3, liquid nitrogen container 2 is located the right side of rubbing crusher shell 1, fan 3 is located the right side of liquid nitrogen container 2, the left side of liquid nitrogen container 2 has been seted up and has been given vent to anger the end, and the right side is provided with the inlet end, the air outlet of fan 3 is linked together with the inlet end through air-out pipe 31, be provided with air inlet valve 32 on the air-out pipe 31, the end of giving vent to anger is linked together with connecting hole 48 through nitrogen pipe 21, be provided with air outlet valve 22 on the nitrogen pipe 21, the liquid level of liquid nitrogen container 2 inside is located the below of end of giving vent to anger and inlet end, rubbing crusher shell 1's inside fixed mounting has temperature sensor 110, temperature sensor 110 is used for detecting the temperature of crushing dish 4, rubbing crusher shell 1's outside fixed mounting has controller 11, temperature sensor 110 signal is received to controller 11, and control fan 3 running power.
When the device is used, rubber blocks are added into the crushing cavity 13 through the hopper 12 and fall onto the crushing disc 4, the crushing disc 4 rotates rapidly, the rubber blocks on the crushing disc 4 move towards the edge gradually under the centrifugal effect and move to the position of the crushing roller 5, the rubber blocks are crushed due to the fact that the crushing disc 4 rotates relative to the crushing roller 5, meanwhile, the fan 3 is started, the fan 3 sends air flow into the liquid nitrogen tank 2 through the air outlet pipe 31, the liquid level inside the liquid nitrogen tank 2 is lower than the air outlet end and the air inlet end, low-temperature nitrogen is located at the air outlet end and the air inlet end and enters the connecting hole 48 through the nitrogen pipe 21, the nitrogen is led into the cooling hole 49 through the connecting hole 48, the low-temperature nitrogen cools the crushing disc 4, the low-temperature nitrogen is prevented from being excessively high, meanwhile, the low-temperature nitrogen enters the air outlet cover 43 after passing through the cooling hole 49, the low-temperature nitrogen is blown out horizontally through the air outlet hole 44, the rubber blocks are accelerated to the position of the crushing roller 5, the crushing efficiency is further improved, meanwhile, the low-temperature nitrogen cannot only carry out air flow on the rubber blocks and the crushing roller 5, the oxidation speed of the rubber blocks is reduced, the quality is improved, the low-temperature nitrogen is enabled to be reduced, the low-temperature nitrogen powder is enabled to pass through the air outlet face 15, and the low-temperature powder is discharged through the outlet hole 16, and the qualified powder is discharged through the outlet hole 16, and the powder outlet face 15;
When the material adding amount is increased, the friction amount of the materials on the crushing disc 4 is increased, so that the subsequent crushing quality can be influenced, the air inlet amount is unchanged, and excessive materials can cause blockage and influence the powder outlet efficiency, therefore, the device detects the temperature of the crushing disc 4 in real time through the arrangement of the temperature sensor 110, the temperature sensor 110 adopts a digital infrared temperature sensor with a distance of FT-H20, the detection temperature range is 0-500 ℃, the rotation of the crushing disc 4 is not influenced during detection, after the temperature of the crushing disc 4 is too high, the power of the fan 3 is controlled to be increased through the controller 11, the air outlet amount of the fan 3 is increased, the low-temperature nitrogen amount entering the device is increased, the crushing disc 4 is rapidly cooled, the integral temperature of the device is reduced, meanwhile, the air volume increase can better blow a large amount of materials to the position of the crushing roller 5, the crushing efficiency is ensured, the rubber powder is brought out more rapidly by the air volume increase, the device is prevented from being blocked, the device is stable in operation, after a period of time, the high air volume is operated, the air volume is fed back according to the temperature of the crushing disc 4, the device is adjusted again, and the device has enough time to treat a large amount of materials;
when the device stops running, the air outlet valve 22 and the air inlet valve 32 are closed, so that the liquid nitrogen tank 2 is completely disconnected from the outside, and nitrogen leakage is prevented.
Further, the bottom of the pulverizer housing 1 is provided with a bottom frame, by which design the pulverizer housing 1 is kept away from the bottom surface, the bottom having sufficient transmission space.
Further, the liquid nitrogen tank 2 is provided with a liquid adding pipe 23 on the front face, and a liquid adding valve 24 is provided on the liquid adding pipe 23, by which design it is convenient to supplement liquid nitrogen into the liquid nitrogen tank 2.
In the second embodiment, another structure of the air outlet cover 43 is provided;
As shown in fig. 4-6, the top of the air outlet cover 43 is designed to be open, a tension spring 45 is fixedly installed in the air outlet cover 43, an adjusting block 46 is fixedly installed at the top of the tension spring 45, the top of the adjusting block 46 is designed in a conical shape, the bottom of the adjusting block is designed in a frustum shape, an adjusting material pipe is arranged at the bottom of the hopper 12, and the top of the adjusting block 46 is inserted into the adjusting material pipe.
When the material adds the volume and increases, after the material adds the volume, the power through controller 11 control fan 3 increases, fan 3 air-out volume increases, the low temperature nitrogen gas volume that gets into the device increases, carry out quick cooling to crushing dish 4, reduce the whole temperature of device, the volume increase can be better with a large amount of materials blow to crushing roller 5 positions simultaneously, guarantee crushing efficiency, and the volume increase can be more quick take out the rubber powder, prevent the device jam, the device operation is stable, simultaneously wind-force promotes regulating block 46 upwards to slide, because the regulating block 46 top is the toper design, interval between regulating block 46 and the regulation material pipe reduces, can reduce the material and add in the source, and partial amount of wind is discharged through the clearance between regulating block 46 and the air-out cover 43, can further slow down the material whereabouts, can prevent simultaneously that the wind-force of directly blowing to the material is too big, lead to the material to paste at sieving hole 15 whereabouts, further guarantee that the device operation is stable.
Further, the top of the crushing disc 4 is provided with a guide hole, the bottom of the adjusting block 46 is fixedly provided with a guide pillar 47, the guide pillar 47 is slidably connected in the guide hole, and through the design, the adjusting block 46 can be lifted and lowered more stably.
In the third embodiment, as shown in fig. 3 and 4, connecting flanges are respectively arranged on the outer side of the hopper 12 and the top of the crushing cavity 13, so that the hopper 12 is convenient to disassemble and assemble and convenient to maintain.
Further, the bottom of the pulverizer housing 1 is provided with a bottom cover 19, the bottom cover 19 is fixedly mounted at the bottom of the pulverizer housing 1 through bolts, so that the pulverizer disk 4 and the temperature sensor 110 are convenient to disassemble and assemble, and overhaul and install.
Further, the inner part of the bottom cover 19 is provided with a shaft hole, the crushing disc 4 passes through the shaft hole, and a sealing bearing is arranged between the crushing disc 4 and the inner wall of the shaft hole, so that the tightness of the device is improved.
A fourth embodiment provides a shredder plate 4 driving structure;
as shown in fig. 1 and 2, a driving motor 17 is vertically installed on the outer side of the pulverizer shell 1, a driving belt pulley 18 is fixedly installed at the output end of the driving motor 17, a driving belt pulley 41 is fixedly installed at the bottom of the pulverizing disc 4, and the driving belt pulley 18 is in transmission connection with the driving belt pulley 41 through a driving belt.
By controlling the power on of the driving motor 17, the driving motor 17 drives the driving belt pulley 18 to rotate, the driving belt pulley 18 drives the driving belt pulley 41 to rotate through the driving belt, and the driving belt pulley 41 drives the crushing disc 4 to rotate.
Further, the rotary sealing joint 42 is fixedly installed in the driving belt wheel 41, the rotary sealing joint 42 is communicated with the connecting hole 48, the air outlet end is communicated with the rotary sealing joint 42 through the nitrogen pipe 21, and the rotation of the crushing disc 4 can not lead the nitrogen pipe 21 to be wound and knotted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The rubber powder production equipment for the composite modified asphalt comprises a pulverizer shell (1) and is characterized in that a pulverizing cavity (13) and a powder outlet cavity (14) are formed in the pulverizer shell (1), the powder outlet cavity (14) is annularly arranged at the outer side of the pulverizing cavity (13), the pulverizing cavity (13) is communicated with the powder outlet cavity (14) through a powder sieving hole (15), a hopper (12) is fixedly arranged at the top of the pulverizing cavity (13), and a discharge hole (16) is formed in the outer side of the powder outlet cavity (14);
The inside rotation of smashing chamber (13) is installed and is smashed dish (4), the inner wall of smashing chamber (13) rotates and installs multiunit crushing roller (5), multiunit crushing roller (5) are annular distribution, and smash roller (5) are located the top of smashing dish (4), connecting hole (48) have been seted up to the bottom of smashing dish (4), multiunit cooling hole (49) have been seted up to the inside of smashing dish (4), multiunit cooling hole (49) are linked together with connecting hole (48) simultaneously, the top fixed mounting of smashing dish (4) has air-out cover (43), cooling hole (49) are linked together with air-out cover (43), air-out hole (44) have been seted up to the outside annular of air-out cover (43);
The novel pulverizer comprises a pulverizer body and is characterized by further comprising a liquid nitrogen tank (2) and a fan (3), wherein the liquid nitrogen tank (2) is positioned on the right side of a pulverizer shell (1), the fan (3) is positioned on the right side of the liquid nitrogen tank (2), an air outlet end is formed in the left side of the liquid nitrogen tank (2), an air inlet end is formed in the right side of the liquid nitrogen tank, an air outlet of the fan (3) is communicated with the air inlet end through an air outlet pipe (31), an air inlet valve (32) is arranged on the air outlet pipe (31), the air outlet end is communicated with a connecting hole (48) through a nitrogen pipe (21), an air outlet valve (22) is arranged on the nitrogen pipe (21), the liquid level inside the liquid nitrogen tank (2) is positioned below the air outlet end and the air inlet end, a temperature sensor (110) is fixedly arranged inside the pulverizer shell (1), a controller (11) is fixedly arranged on the outer side of the pulverizer shell (1), and the controller (11) receives signals of the temperature sensor (110) and controls the operation power of the fan (3);
The utility model discloses a crushing disc, including air-out cover (43), including top open design of air-out cover (43), inside fixed mounting of air-out cover (43) has extension spring (45), the top fixed mounting of extension spring (45) has regulating block (46), the top of regulating block (46) is the toper design, and the bottom is the frustum design, the bottom of hopper (12) is provided with the regulation material pipe, in the regulation material pipe was inserted at the top of regulating block (46), the guiding hole has been seted up at the top of crushing disc (4), the bottom fixed mounting of regulating block (46) has guide pillar (47), guide pillar (47) sliding connection is in the guiding hole.
2. The rubber powder production device for the composite modified asphalt according to claim 1, wherein connecting flanges are arranged on the outer side of the hopper (12) and the top of the crushing cavity (13).
3. The rubber powder production equipment for the composite modified asphalt according to claim 2, wherein a bottom cover (19) is arranged at the bottom of the pulverizer housing (1), and the bottom cover (19) is fixedly arranged at the bottom of the pulverizer housing (1) through bolts.
4. A rubber powder production apparatus for composite modified asphalt according to claim 3, wherein the inside of the bottom cover (19) is provided with a shaft hole, the pulverizing disc (4) passes through the shaft hole, and a sealing bearing is provided between the pulverizing disc (4) and the inner wall of the shaft hole.
5. The rubber powder production device for the composite modified asphalt according to claim 4, wherein a driving motor (17) is vertically arranged on the outer side of the pulverizer shell (1), a driving belt wheel (18) is fixedly arranged at the output end of the driving motor (17), a driving belt wheel (41) is fixedly arranged at the bottom of the pulverizer disc (4), and the driving belt wheel (18) is in transmission connection with the driving belt wheel (41) through a driving belt.
6. The rubber powder production device for the composite modified asphalt according to claim 5, wherein a rotary sealing joint (42) is fixedly arranged in the driving belt wheel (41), the rotary sealing joint (42) is communicated with the connecting hole (48), and the air outlet end is communicated with the rotary sealing joint (42) through a nitrogen pipe (21).
7. A rubber powder production apparatus for composite modified asphalt according to any one of claims 1 to 6, wherein the bottom of the pulverizer housing (1) is provided with a bottom frame.
8. The rubber powder production device for the composite modified asphalt according to claim 7, wherein a liquid adding pipe (23) is arranged on the front surface of the liquid nitrogen tank (2), and a liquid adding valve (24) is arranged on the liquid adding pipe (23).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410711066.5A CN118268085B (en) | 2024-06-04 | 2024-06-04 | Rubber powder production equipment for composite modified asphalt |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410711066.5A CN118268085B (en) | 2024-06-04 | 2024-06-04 | Rubber powder production equipment for composite modified asphalt |
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| CN118268085A CN118268085A (en) | 2024-07-02 |
| CN118268085B true CN118268085B (en) | 2024-08-20 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301385A (en) * | 2022-10-10 | 2022-11-08 | 扬州一川镍业有限公司 | Pulverized coal manufacturing equipment for laterite-nickel ore rotary kiln |
| CN218281670U (en) * | 2022-09-08 | 2023-01-13 | 浏阳市欢乐时刻烟花制造有限公司 | Granulator is used in fireworks production |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2600499A1 (en) * | 1976-01-08 | 1977-07-21 | Polysius Ag | PROCESS AND EQUIPMENT FOR PROCESSING ABRASIVE GOODS |
| DE3342657C2 (en) * | 1983-11-25 | 1986-11-06 | Howaldtswerke - Deutsche Werft AG Hamburg und Kiel, 2300 Kiel | Pelletizing machine |
| US7845587B2 (en) * | 2008-03-28 | 2010-12-07 | Alstom Technology Ltd | Pulverizer upper gearbox bearing assembly |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218281670U (en) * | 2022-09-08 | 2023-01-13 | 浏阳市欢乐时刻烟花制造有限公司 | Granulator is used in fireworks production |
| CN115301385A (en) * | 2022-10-10 | 2022-11-08 | 扬州一川镍业有限公司 | Pulverized coal manufacturing equipment for laterite-nickel ore rotary kiln |
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| CN118268085A (en) | 2024-07-02 |
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