CN210097661U

CN210097661U - Chemical modification device for ultra-high molecular weight polyethylene powder

Info

Publication number: CN210097661U
Application number: CN201920602525.0U
Authority: CN
Inventors: 狄春良; 李芊竹
Original assignee: Nanjing Philippines New Mstar Technology Ltd
Current assignee: Nanjing Tengyi New Material Technology Co.,Ltd.
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-02-21
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a chemical modification device of ultra high molecular weight polyethylene powder, including the modified jar, the top and the bottom of modified jar are provided with feed inlet and discharge gate respectively, hot oil cavity is seted up inside the jar wall of modified jar, and the top center department of modified jar runs through and is fixed with a vertical section of thick bamboo to the inside rotation of a vertical section of thick bamboo is connected with the vertical axis, be fixed with the sealing plug that surface and vertical section of thick bamboo laminated mutually on the vertical axis, and the belt pulley is all installed on the top of vertical axis and motor to the belt pulley is connected with driving belt, and the avris at the modified jar is installed to the motor simultaneously, install (mixing) shaft and bottom plate on the vertical axis, and the intake pipe is installed to the bottom bearing of vertical axis. This chemistry modification device of ultra high molecular weight polyethylene powder through the mode of hot oil circulation, can effectively preheat the device inside and outside to heating heat preservation effect during the reaction is better, can make gas more abundant with the contact reaction of content in the device simultaneously.

Description

Chemical modification device for ultra-high molecular weight polyethylene powder

Technical Field

The utility model relates to a polyethylene processing technology field specifically is a chemical modification device of ultra high molecular weight polyethylene powder.

Background

The polyethylene material is a material variety which is widely used in modern society, modification operation needs to be carried out on polyethylene under the requirements of some special environments, wherein the modification is divided into physical modification and chemical modification, and the common one in the chemical modification is that a dispersing agent, an emulsifying agent, polyethylene powder, an initiating agent and corresponding gas are stirred in a modification tank for heating reaction, and a polyethylene product is obtained after subsequent steps of filtering, washing, neutralizing and the like, but the conventional device has the common constant temperature electric heating effect and poor heating effect in actual use; the contact reaction of the corresponding gas in the content is not thorough. In order to solve the problems, innovative design based on the original modification device is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a chemical modification device of ultra-high molecular weight polyethylene powder, which aims to solve the problems of common constant temperature of electric heating effect and poor heating effect in the background technology; the contact reaction of the corresponding gas in the content is not thorough.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chemical modification device of ultra high molecular weight polyethylene powder, includes the modified jar, the top and the bottom of modified jar are provided with feed inlet and discharge gate respectively, and the left side and the right side of modified jar install respectively into oil pipe and go out oil pipe to advance oil pipe and go out oil pipe and be linked together with hot oil cavity from both sides respectively, hot oil cavity is seted up inside the jar wall of modified jar, and the top center department of modified jar runs through and is fixed with a vertical section of thick bamboo to the internal rotation of vertical section of thick bamboo is connected with the vertical axis, be fixed with the sealing plug that surface and vertical section of thick bamboo laminated mutually on the vertical axis, and the belt pulley is all installed on the top of vertical axis and motor to the belt pulley is connected with driving belt, and the avris at the modified jar is installed to the motor simultaneously, (mixing) shaft and bottom plate are installed.

Preferably, the inner cavity of the vertical cylinder is communicated with the hot oil cavity, the inner space of the vertical cylinder is communicated with the oil duct through an oil hole, the oil hole is formed in the surface of the vertical shaft, and the oil duct is formed in the vertical shaft.

Preferably, the stirring shafts are arranged above the bottom plate at equal intervals and are distributed in parallel.

Preferably, the stirring shaft is made of metal materials, a heating cavity is formed in the stirring shaft, and the heating cavity is communicated with the oil duct.

Preferably, the bottom plate is internally provided with an air cavity, the air cavity is communicated with the air holes, the air holes are formed in the upper end face of the bottom plate at equal angles, the air cavity is communicated with the air inlet pipe through an air passage, and the air passage is formed in the bottom end of the vertical shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the chemical modification device for the ultra-high molecular weight polyethylene powder can effectively preheat the inside and the outside of the device in a hot oil circulation mode, has better heating and heat preservation effects during reaction, and can ensure that gas can be more fully contacted and reacted with contents in the device;

1. the structures of the vertical cylinder, the stirring shaft and the like are used and matched with a plurality of groups of cavities, so that hot oil can flow in the wall and the shaft of the tank conveniently, and the center and the edge of the material can be effectively and quickly heated;

2. the structural design of bottom plate department under the prerequisite that does not influence the internal stirring structure, can let in the operation to gas from the bottom, and it is more reasonable to design, and the rotation of cooperation bottom plate itself is favorable to improving gaseous reaction area of contact and efficiency.

Drawings

FIG. 1 is a schematic view of the front cross-section structure of the present invention;

FIG. 2 is a schematic structural diagram of a vertical tube in a vertical section;

FIG. 3 is a schematic view of a front cross-sectional structure of the bottom plate of the present invention;

fig. 4 is a schematic view of the bottom plate of the present invention.

In the figure: 1. a modification tank; 2. a feed inlet; 3. a discharge port; 4. an oil inlet pipe; 5. an oil outlet pipe; 6. a hot oil cavity; 7. a vertical cylinder; 71. an oil hole; 72. an oil passage; 8. a vertical axis; 9. a sealing plug; 10. a belt pulley; 11. a drive belt; 12. an electric motor; 13. a stirring shaft; 131. a heating cavity; 14. an air inlet pipe; 15. a base plate; 151. air holes; 152. an air cavity; 153. an airway.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a chemical modification device for ultra-high molecular weight polyethylene powder comprises a modification tank 1, a feed inlet 2, a discharge outlet 3, an oil inlet pipe 4, an oil outlet pipe 5, a hot oil cavity 6, a vertical cylinder 7, an oil hole 71, an oil duct 72, a vertical shaft 8, a sealing plug 9, a belt pulley 10, a transmission belt 11, a motor 12, a stirring shaft 13, a heating cavity 131, an air inlet pipe 14, a bottom plate 15, an air hole 151, an air cavity 152 and an air flue 153, wherein the feed inlet 2 and the discharge outlet 3 are respectively arranged at the top end and the bottom end of the modification tank 1, the oil inlet pipe 4 and the oil outlet pipe 5 are respectively arranged at the left side and the right side of the modification tank 1, the oil inlet pipe 4 and the oil outlet pipe 5 are respectively communicated with the hot oil cavity 6 from two sides, the hot oil cavity 6 is arranged inside the tank wall of the modification tank 1, the vertical cylinder 7 is fixedly penetrated through the center of the top end of the modification tank 1, the vertical shaft, and belt pulleys 10 are installed at the top ends of the vertical shaft 8 and the motor 12, the belt pulleys 10 are connected with a transmission belt 11, the motor 12 is installed at the side of the modification tank 1, a stirring shaft 13 and a bottom plate 15 are installed on the vertical shaft 8, and an air inlet pipe 14 is installed at the bottom end of the vertical shaft 8 through a bearing.

The inner cavity of the vertical cylinder 7 is communicated with the hot oil cavity 6, the inner space of the vertical cylinder 7 is communicated with the oil duct 72 through the oil hole 71, the oil hole 71 is arranged on the surface of the vertical shaft 8, the oil duct 72 is arranged inside the vertical shaft 8, the stirring shafts 13 are arranged above the bottom plate 15 at equal intervals and are distributed in parallel, firstly, a user can put materials needing to participate in reaction modification and polyethylene powder into the modification tank 1 from the feeding hole 2, hot oil with a specified temperature can be introduced into the hot oil cavity 6 from the oil inlet pipe 4 before the operation, the hot oil flows in the hot oil cavity 6, the tank wall of the modification tank 1 can be effectively preheated, the activity of the materials in the modification tank 1 can be improved, and then the hot oil with different temperatures can continuously be introduced according to the temperature requirement of the modification operation, and flows in the hot oil cavity 6, the vertical cylinder 7, the oil duct 72 and the heating cavity 131, the material in the modification tank 1 can be uniformly and efficiently heated from the center and the edge area.

The stirring shaft 13 is made of metal material, the heating cavity 131 is arranged in the stirring shaft, the heating cavity 131 is communicated with the oil duct 72, the air cavity 152 is arranged in the bottom plate 15, the air cavity 152 is communicated with the air holes 151, the air holes 151 are arranged on the upper end surface of the bottom plate 15 at equal angles, the air cavity 152 is communicated with the air inlet pipe 14 through the air passage 153, the air passage 153 is arranged at the bottom end of the vertical shaft 8, the vertical shaft 8 is driven by the motor 12 to synchronously rotate in the modification tank 1, the corresponding stirring shaft 13 and the bottom plate 15 can be synchronously in a rotating state, so that the internal materials are stirred, when specified reaction gases such as chlorine gas are required to be introduced, the gases can be conveyed into the air inlet pipe 14 through external equipment, the gases can enter the air cavity 152 through the air passage 153, and further, the gases in the air cavity 152 can emerge from the bottom of the modification tank 1 through the air holes, the gas can be fully contacted and reacted with the content by matching the rotation of the bottom plate 15.

The working principle is as follows: firstly, a user can put materials needing to participate in reaction modification and polyethylene powder into the modification tank 1 from the feeding hole 2, hot oil with a specified temperature can be introduced into the hot oil cavity 6 from the oil inlet pipe 4 before the operation, the hot oil flows in the hot oil cavity 6, the tank wall of the modification tank 1 can be effectively preheated, the activity of the materials in the modification tank 1 in reaction can be improved, hot oil with different temperatures can be introduced according to the temperature requirement of the modification operation, the hot oil flows in the hot oil cavity 6, the vertical cylinder 7, the oil duct 72 and the heating cavity 131, the materials in the modification tank 1 can be uniformly and efficiently heated from the center and the edge area, the vertical shaft 8 is driven by the operation of the motor 12 to synchronously rotate in the modification tank 1, and the corresponding stirring shaft 13 and the bottom plate 15 can be synchronously in a rotating state, so that the internal materials are stirred, when appointed reaction gas such as chlorine is required to be introduced, the gas can be conveyed into the gas inlet pipe 14 through external equipment, the gas can enter the gas cavity 152 through the gas passage 153, furthermore, the gas in the gas cavity 152 can emerge from the bottom of the modification tank 1 through the gas hole 151, and in the process that the bubbles gradually float upwards, the gas can be in full contact reaction with contents by matching with the rotation of the bottom plate 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemical modification device of ultra high molecular weight polyethylene powder, includes modification tank (1), its characterized in that: the modified tank is characterized in that the top end and the bottom end of the modified tank (1) are respectively provided with a feeding hole (2) and a discharging hole (3), the left side and the right side of the modified tank (1) are respectively provided with an oil inlet pipe (4) and an oil outlet pipe (5), the oil inlet pipe (4) and the oil outlet pipe (5) are respectively communicated with an oil heating cavity (6) from two sides, the oil heating cavity (6) is arranged inside the tank wall of the modified tank (1), the top end center of the modified tank (1) is fixedly penetrated with a vertical cylinder (7), the vertical cylinder (7) is rotatably connected with a vertical shaft (8), a sealing plug (9) with the surface being fitted with the vertical cylinder (7) is fixed on the vertical shaft (8), the top ends of the vertical shaft (8) and a motor (12) are respectively provided with a belt pulley (10), the belt pulley (10) is connected with a transmission belt (11), and the motor (12) is arranged on the side of, the vertical shaft (8) is provided with a stirring shaft (13) and a bottom plate (15), and the bottom end bearing of the vertical shaft (8) is provided with an air inlet pipe (14).

2. The chemical modification device of ultra-high molecular weight polyethylene powder according to claim 1, characterized in that: the inner cavity of the vertical cylinder (7) is communicated with the hot oil cavity (6), the inner space of the vertical cylinder (7) is communicated with an oil duct (72) through an oil hole (71), the oil hole (71) is formed in the surface of the vertical shaft (8), and the oil duct (72) is formed in the vertical shaft (8).

3. The chemical modification device of ultra-high molecular weight polyethylene powder according to claim 1, characterized in that: the stirring shafts (13) are arranged above the bottom plate (15) at equal intervals and are distributed in parallel.

4. The chemical modification device of ultra-high molecular weight polyethylene powder according to claim 2, characterized in that: the stirring shaft (13) is made of metal materials, a heating cavity (131) is formed in the stirring shaft, and the heating cavity (131) is communicated with the oil duct (72).

5. The chemical modification device of ultra-high molecular weight polyethylene powder according to claim 1, characterized in that: air cavity (152) have been seted up to the inside of bottom plate (15), and air cavity (152) are linked together with gas pocket (151), and gas pocket (151) etc. angle is seted up in bottom plate (15) up end, and air cavity (152) are linked together through air flue (153) and intake pipe (14) to air flue (153) are seted up in the bottom of vertical axis (8).