CN213321622U - Machine barrel for double-screw extruder - Google Patents

Abstract

The utility model discloses a barrel for double screw extruder belongs to extruder barrel field, including the barrel, the discharging pipe is installed to one side of barrel, and the water pump is installed at the top of barrel, and the end of intaking of water pump is connected with the inlet tube, and the play water end of water pump is connected with the outlet pipe, and the internally mounted of barrel has the cooling tube. The utility model discloses a be provided with out the thermovent, a water pump, the inlet tube, the outlet pipe, the cooling tube, the installation port, including a motor, an end cap, a controller, and a cover plate, pivot and flabellum, after twin-screw extruder long-time operation, because the heat that produces will make the barrel produce deformation, the motor is opened to user's accessible this moment, it rotates to drive the pivot, thereby it rotates to drive the flabellum, thereby the heat that gives out the inner tube passes through the thermovent and discharges, and simultaneously, the water pump is opened to the user's accessible, pass through the circulating flow that the water pump drove inlet tube and outlet pipe with the cooling water in the cooling tube, and then.

Description

Machine barrel for double-screw extruder

Technical Field

The utility model relates to an extruder barrel field specifically is barrel for double screw extruder.

Background

The twin-screw extruder includes a cylinder having a cylinder for rotatably housing two screws. The barrel is integrated by joining together the plurality of block-formed twin-screw extruders with barrel blocks. Each cylinder block includes joint portions provided at both ends thereof, and a cylinder structure portion configured to pass through the joint portions. Here, for example, a plurality of barrel blocks for a twin-screw extruder are arranged in a predetermined direction, and the joint portions of the adjacent barrel blocks are brought into contact with each other. In this state, the joint portions are joined to each other by fastening bolts. At this time, a series of barrels in which a plurality of barrel blocks are engaged with each other are constituted. A series of cylinders are formed in the barrel with a plurality of cylinder forming sections interconnected.

According to chinese patent publication No. CN202293288U, a cylinder for a twin-screw extruder is disclosed, which comprises a rectangular block main body having a first block end face serving as one end face, a second block end face located on the opposite side of the first block end face and serving as the other end face, and four block side faces connecting the first block end face and the second block end face, and a first flange portion and a second flange portion in a rectangular frame shape protruding from the outer peripheral edge of the first block end face and the outer peripheral edge of the second block end face toward the outer peripheral side, respectively.

The utility model arranges the insert on the inner wall of the machine barrel, one surface of the insert forms one part of the inner wall of the machine barrel, the insert is made of high hardness burning combined gold, the material hardness of one surface of the insert forming one part of the inner wall of the machine barrel is 5-10 times of the hardness of the inner wall of the machine barrel, when the rigid metal screw is pressed to one surface of the inner wall of the machine barrel, the inner wall of the machine barrel is prevented from being worn by the screw, thereby prolonging the service life of the machine barrel; however, the device is only simple and is easy to wear the machine barrel in the process of extruding the screws, and when the extruder works, a large amount of heat is generated due to extrusion between the twin screws and contact between the twin screws and the machine barrel, and the machine barrel is easy to deform due to the heat, so that the service life of the extruder is influenced; simultaneously, because the device is fixed structure, when the twin-screw breaks down and need change or overhaul, then look over whole barrel for it is very troublesome to overhaul work, thereby has influenced work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screw extruder is with barrel to solve among the above-mentioned background art the barrel produce behind long-time operation a large amount of heat can't the effluvium and the screw rod breaks down and makes the problem of overhauing the difficulty.

In order to achieve the above object, the utility model provides a following technical scheme: double screw extruder is with barrel, including the barrel, the discharging pipe is installed to one side of barrel, the water pump is installed at the top of barrel, the end of intaking of water pump is connected with the inlet tube, the play water end of water pump is connected with the outlet pipe, the internally mounted of barrel has the cooling tube, the both ends of cooling tube all are connected with the installation port, just the one end of inlet tube and outlet pipe all is connected with the installation port, the opposite side of barrel is provided with the thermovent, the spout has all been seted up to the inner wall both sides of barrel, two the inside of spout all is connected with the slider, two install the inner tube between the slider, the internally mounted of inner tube has the screw rod, stopper and inlet pipe are installed respectively to one side of inner tube.

Preferably, the inner cylinder is connected with the sliding groove in a sliding mode through a sliding block.

Preferably, the water inlet pipe and the water outlet pipe are both in threaded connection with the mounting port.

Preferably, the number of the limiting blocks is two, and the two limiting blocks are symmetrically distributed along the central line of the transverse shaft of the machine barrel.

Preferably, the cooling pipe is snakelike, just the cooling pipe adopts the silica gel material to make and forms.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with out the thermovent, a water pump, the inlet tube, the outlet pipe, the cooling tube, the installation port, including a motor, an end cap, a controller, and a cover plate, pivot and flabellum, after twin-screw extruder long-time operation, because the heat that produces will make the barrel produce deformation, user's accessible is opened the motor this moment, drive the pivot and rotate, thereby drive the flabellum and rotate, thereby discharge the heat that the inner tube distributed out through the thermovent, simultaneously, user's accessible is opened the water pump, the cooling water in the cooling tube drives the circulation flow of inlet tube and outlet pipe through the water pump, and then cools down the inner tube, thereby the life of twin;

2. the utility model discloses a be provided with inner tube, spout, slider, stopper and bolt, when the user need overhaul the screw rod, the accessible takes out the bolt to stimulate the stopper, make the slider slide in the spout, the user alright take out the inner tube afterwards, thereby overhaul the screw rod, make user's work efficiency improved greatly.

Drawings

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

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention A;

fig. 4 is a schematic view of the local structure of the cooling pipe of the present invention.

In the figure: 1. a barrel; 2. a motor; 3. a rotating shaft; 4. a fan blade; 5. a discharge pipe; 6. a heat dissipation port; 7. a screw; 8. a cooling tube; 9. a water pump; 10. a feed inlet; 11. a water inlet pipe; 12. a water outlet pipe; 13. a slider; 14. a bolt; 15. a limiting block; 16. a chute; 17. an inner barrel; 18. and installing a port.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: the machine barrel for the double-screw extruder comprises a machine barrel 1, a motor 2, a rotating shaft 3, fan blades 4, a discharge pipe 5, a heat dissipation port 6, a screw 7, a cooling pipe 8, a water pump 9, a feed inlet 10, a water inlet pipe 11, a water outlet pipe 12, a sliding block 13, a bolt 14, a limiting block 15, a sliding groove 16, an inner barrel 17 and a mounting port 18; discharging pipe 5 is installed to one side of barrel 1, water pump 9 is installed at the top of barrel 1, the end of intaking of water pump 9 is connected with inlet tube 11, the play water end of water pump 9 is connected with outlet pipe 12, the internally mounted of barrel 1 has cooling tube 8, the both ends of cooling tube 8 all are connected with installation port 18, and the one end of inlet tube 11 and outlet pipe 12 all is connected with installation port 18, the opposite side of barrel 1 is provided with thermovent 6, spout 16 has all been seted up to the inner wall both sides of barrel 1, the inside of two spout 16 all is connected with slider 13, install inner tube 17 between two sliders 13, the internally mounted of inner tube 17 has screw rod 7, stopper 15 and inlet pipe 10 are installed respectively to one side of inner tube 17, the internally mounted of.

Referring to fig. 1-2, the inner cylinder 17 is slidably connected to the sliding groove 16 through the sliding block 13, so that the inner cylinder 17 can slide in the sliding groove 16 through the sliding block 13, and thus the inner cylinder can be taken out or installed; the inlet pipe 11 and the outlet pipe 12 are each screw-connected to the mounting port 18 so as to introduce cooling water into the cooling pipe 8 through the mounting port 18.

Referring to fig. 1 and 4, two limiting blocks 15 are arranged, and the two limiting blocks 15 are symmetrically distributed along the central line of the transverse shaft of the machine barrel 1, so that the inner barrel can be conveniently pulled out and positioned during installation through the two limiting blocks 15; cooling tube 8 is snakelike form, and cooling tube 8 adopts the silica gel material preparation to form, piles up in the top of inner tube through cooling tube 8 of snakelike shape for the radiating effect to the inner tube is more effective.

The working principle is as follows: firstly, a user can send raw materials into an inner barrel 17 through a feeding pipe 10, the raw materials are rotationally extruded in the inner barrel 17 through a double screw 7, the double screw 7 generates a large amount of heat in the working process, at the moment, the user can open a motor 2 to enable the motor 2 to drive a rotating shaft 3 to rotate, so that fan blades 4 are driven to rotate, the heat emitted by the inner barrel 17 is discharged through a heat dissipation port 6, meanwhile, the user can send cooling water into a cooling pipe 8 through connecting water pipes at mounting ports 18 at two sides of the cooling pipe 8, then the user can drive water in a water inlet pipe 11 and a water outlet pipe 12 to circularly flow through the water pump 9 by turning on the water pump 9, so as to cool the inner barrel 17, and after the temperature is reduced, the processed raw materials are discharged through a discharging pipe 5; meanwhile, when the user needs to overhaul the screw 7, the bolt 14 can be taken out through the bolt, so that the limiting block 15 is pulled, the inner cylinder 17 slides in the sliding groove 16 through the sliding block 13, and then the user can take out the inner cylinder 17, so that the screw 7 and the inner cylinder 17 are overhauled.

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 (5)

1. Double screw extruder is with barrel, including barrel (1), its characterized in that: the improved water-cooling type water pump is characterized in that a discharging pipe (5) is installed on one side of a machine barrel (1), a water pump (9) is installed on the top of the machine barrel (1), a water inlet pipe (11) is connected to the water inlet end of the water pump (9), a water outlet pipe (12) is connected to the water outlet end of the water pump (9), a cooling pipe (8) is installed inside the machine barrel (1), installation ports (18) are connected to the two ends of the cooling pipe (8), one ends of the water inlet pipe (11) and the water outlet pipe (12) are connected with the installation ports (18), a heat dissipation port (6) is arranged on the other side of the machine barrel (1), sliding grooves (16) are formed in the two sides of the inner wall of the machine barrel (1), sliding blocks (13) are connected inside the two sliding grooves (16), an inner barrel (17) is installed between the, stopper (15) and inlet pipe (10) are installed respectively to one side of inner tube (17), the internally mounted of stopper (15) has bolt (14).

2. The barrel of claim 1, wherein: the inner cylinder (17) is connected with the sliding groove (16) in a sliding mode through the sliding block (13).

3. The barrel of claim 1, wherein: the water inlet pipe (11) and the water outlet pipe (12) are both in threaded connection with the mounting port (18).

4. The barrel of claim 1, wherein: the number of the limiting blocks (15) is two, and the two limiting blocks (15) are symmetrically distributed along the central line of the transverse shaft of the machine barrel (1).

5. The barrel of claim 1, wherein: the cooling pipe (8) is snakelike, just the cooling pipe (8) adopt the silica gel material to make and form.

Images