CN213942878U

CN213942878U - Low molecular weight polyethylene hot melt agitating unit

Info

Publication number: CN213942878U
Application number: CN202022852853.1U
Authority: CN
Inventors: 连亨进
Original assignee: Jiangsu Licai Polymer Material Co ltd
Current assignee: Jiangsu Licai Polymer Material Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-13
Anticipated expiration: 2030-12-02

Abstract

The utility model belongs to the technical field of low molecular weight polyethylene production, concretely relates to low molecular weight polyethylene hot melt agitating unit. The utility model comprises a box body; the box body is provided with a connecting seat connected with a motor in a matching way, the connecting seat is provided with an electric slip ring in a matching way, the connecting seat is connected with a rotating rod, the lower part of the rotating rod is positioned in the box body, the rotating rod positioned in the box body is symmetrically and fixedly connected with a pair of stirring rods, and the stirring rods are provided with auxiliary plates in an angle-adjustable way; a fixed frame is arranged in the box body, the lower end of the rotating rod penetrates through the fixed frame, and a feeding blade is arranged on the rotating rod below the fixed frame; the first heating wires are arranged in the rotating rod and the stirring rod, the second heating wires are arranged on the box body, and a heat insulation layer is further arranged on the box body. The utility model can fully heat the polyethylene wax raw material in the box body; the auxiliary plate can be adjusted according to polyethylene wax raw materials with different concentrations; the discharging speed of the polyethylene wax raw material can be accelerated.

Description

Low molecular weight polyethylene hot melt agitating unit

Technical Field

The utility model belongs to the technical field of low molecular weight polyethylene production, concretely relates to low molecular weight polyethylene hot melt agitating unit.

Background

Polyethylene wax is a chemical material, and is a low molecular weight polyethylene homopolymer or copolymer widely used in paints, which dissolves in a solvent at high temperatures, and precipitates out when cooled to normal temperatures, and exists in the paint in the form of microcrystals. In the production of polyethylene wax, sufficient stirring is required to ensure effective fusion and reaction of the respective substances, and at the same time, heating or constant-temperature stirring treatment is required during stirring, based on the characteristics of polyethylene wax.

In the stirring device in the prior art, the polyethylene wax positioned in the middle of the stirring box cannot be fully heated because the temperature in the middle of the stirring box is lower than the temperature at the box wall of the stirring box; meanwhile, the polyethylene wax discharging speed at the discharging port of the stirring box in the prior art is lower; the stirring tank in the prior art can not reasonably adjust the stirring rod for polyethylene wax raw materials with different concentrations.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough, the utility model aims at providing a low molecular weight polyethylene hot melt agitating unit.

The utility model provides a following technical scheme:

a polyethylene wax hot melting stirring device comprises a box body, wherein a supporting seat is arranged below the box body, a discharge hole is formed in the lower end of the box body, a discharge valve is arranged at the discharge hole, a feed hole is formed in the upper portion of the box body, and a feed valve is arranged at the feed hole; the box body is provided with a connecting seat connected with a motor in a matching way, the connecting seat is provided with an electric slip ring in a matching way, the connecting seat is connected with a rotating rod, the lower part of the rotating rod is positioned in the box body, the rotating rod positioned in the box body is symmetrically and fixedly connected with a pair of stirring rods, and the stirring rods are provided with auxiliary plates in an angle-adjustable way;

a fixed frame is arranged in the box body below the stirring rod, the lower end of the rotating rod penetrates through the fixed frame, and a feeding blade is arranged on the rotating rod below the fixed frame;

and a first heating wire is arranged in the rotating rod and the stirring rod, a second heating wire is arranged on the box body, and a heat insulation layer is also arranged on the box body.

The puddler is "U" shape, and two kink rigid couplings of puddler are in dwang one side.

The auxiliary plate comprises an auxiliary plate body, the upper end of the auxiliary plate body is fixedly connected with an upper fixing part, the upper fixing part is provided with a first threaded hole, the lower end of the auxiliary plate body is fixedly connected with a lower fixing part, and convex blocks are uniformly distributed on the outer circumferential surface of the lower fixing part; a second threaded hole is formed in the upper bent part of the stirring rod, and the upper fixing part is connected with the upper bent part of the stirring rod through a screw; the below kink of puddler is equipped with the mounting groove, and the equipartition has the recess on the cell wall of mounting groove, and lower fixed part injects in the mounting groove.

The lower bent part of the stirring rod is provided with at least one mounting groove, and the upper bent part of the stirring rod is correspondingly provided with at least one threaded hole II.

The output shaft of the motor is connected with the connecting seat through a belt.

The fixing frame comprises a mounting ring, a fixing rod is fixedly connected to the outer circumferential surface of the mounting ring, a connecting block is fixedly connected to one end, far away from the mounting ring, of the fixing rod, and the connecting block is fixedly connected with the inner wall of the box body.

The bearing is installed with cooperateing on the collar, the journal portion of dwang is installed with cooperateing on the bearing.

And the fixed frame is provided with a temperature sensor.

The thermal insulation layer is made of foam.

The air-out device is characterized in that an air outlet is formed in the box body, an air exhauster is installed at the air outlet, the air exhauster is connected with an air supply pipe, one end of the air supply pipe extends into a water tank arranged outside the box body, the water tank is connected with a water pump, the water pump is connected with a water supply pipe, and one end of the water supply pipe is connected with a water inlet formed in the box body.

The utility model has the advantages that:

the utility model can fully heat the polyethylene wax raw material in the box body by installing the heating wires in the stirring rod, the rotating rod and the box body; the utility model can adjust the auxiliary plate according to the polyethylene wax raw materials with different concentrations by installing the auxiliary plate with adjustable angle on the stirring rod; through being close to discharge gate one end installation feeding vane at the dwang to accelerate low molecular weight polyethylene raw materials ejection of compact speed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the fixing frame of the present invention;

FIG. 3 is an enlarged view at A in FIG. 1;

FIG. 4 is a schematic view of the mounting groove of the lower bent portion of the stirring rod of the present invention;

fig. 5 is a schematic view of the structure of the auxiliary plate of the present invention.

Labeled as: the device comprises a box body 101, a water pump 102, a water tank 103, a second heating wire 104, a heat insulation layer 105, a discharge valve 106, a support seat 107, a stirring rod 108, a rotating rod 109, an exhaust fan 110, a connecting seat 111, a feeding valve 112, a feeding blade 113, an electric slip ring 114, a temperature sensor 115, a groove 116, an auxiliary plate 200, an auxiliary plate body 201, an upper fixing part 202, a first threaded hole 203, a lower fixing part 204, a convex block 205, a fixing frame 300, a connecting block 301, a fixing rod 302 and a mounting ring 303.

Detailed Description

As shown in the figure, a polyethylene wax hot melt stirring device, including box 101, installation supporting seat 107 under the box 101, the steelframe is selected for use to the supporting seat 107, and the supporting seat 107 passes through the welded mounting in the below of box 101 to play to raise and the supporting role to box 101. A feeding hole is formed in the upper portion of the box body 101, the height of the feeding hole is reasonable for workers to feed materials, and a feeding valve 112 is installed at the feeding hole. In order to facilitate discharging and receiving, a discharging port is arranged at the lower end of the box body 101, and a discharging valve 106 is arranged at the discharging port.

A connecting base 111 is installed on the box body 101, a driving wheel of the connecting base 111 is connected with an output shaft of a motor through a belt, and the motor can drive a rotating rod 109 installed on the connecting base 111 to rotate through the belt. The lower portion of the rotation lever 109 is inserted into the case 101, and a bearing is fittingly installed on the case 101, and the upper journal portion of the rotation lever 109 is fittingly installed on the bearing, so that the rotation lever 109 can rotate with respect to the case 101. A pair of stirring rods 108 are symmetrically and fixedly mounted on the rotating rod 109 positioned inside the box body 101, the stirring rods 108 are respectively mounted on two sides of the rotating rod 109, and when the rotating rod 109 rotates, the stirring rods 108 can be driven to rotate together, so that the polyethylene wax raw material in the box body 101 is stirred. Since polyethylene wax raw materials with different concentrations need to be stirred, the stirring components need to be adjusted accordingly, and for this purpose, the stirring rod 108 is provided with the auxiliary plate 200 in an angle-adjustable manner, and when the stirring rod 108 rotates, the auxiliary plate 200 rotates along with the stirring rod 108.

Specifically, the stirring rod 108 is formed in a "U" shape, and two bent portions of the stirring rod 108 are fixedly attached to the rotation rod 109 side. And the lower bending part of the stirring rod 108 is provided with a mounting groove, grooves 116 are uniformly distributed on the wall of the mounting groove, and a second threaded hole is correspondingly formed in the upper bending part of the stirring rod 108. The sub-plate 200 includes a sub-plate body 201, and the sub-plate body 201 is a long plate-shaped steel plate. An upper fixing part 202 is fixedly installed at the upper end of the auxiliary plate body 201 through welding, and a first threaded hole 203 is formed in the upper fixing part 202; a lower fixing portion 204 is fixedly mounted at the lower end of the sub-plate 201 by welding, and protrusions 205 are uniformly distributed on the outer circumferential surface of the lower fixing portion 204. During installation, the lower fixing portion 204 is inserted into the installation groove, the protruding block 205 is correspondingly clamped and embedded in the groove 116, the first threaded hole 203 of the upper fixing portion 202 corresponds to the second threaded hole of the bent portion above the stirring rod 108, and then the first threaded hole 203 and the second threaded hole 203 are installed through screws, so that the auxiliary plate 200 is fixedly installed on the stirring rod 108. When the deflection angle of the sub-plate 200 needs to be adjusted according to the concentration of the polyethylene wax raw material, the sub-plate body 201 is rotated when the sub-plate 200 is installed, and the stress surface of the sub-plate body 201 can be adjusted.

In order to improve the stability of the rotation lever 109 during rotation, a fixing bracket 300 is mounted in the case 101 below the paddle 108. The fixing frame 300 includes a mounting ring 303, a bearing is mounted on the mounting ring 303, a fixing rod 302 is fixedly mounted on the outer circumferential surface of the mounting ring 303 by welding, and the fixing rod 302 forms an "X" shape after being mounted, thereby having good supporting performance. A connection block 301 is installed at one end of the fixing rod 302 away from the mounting ring 302 by welding, and the connection block 301 is installed on the inner wall of the case 101 by welding, thereby installing the fixing frame 300 in the case 101. The lower end of the rotating rod 109 passes through the mounting ring 303, the journal part at the lower part of the rotating rod 109 is installed on the bearing in a matching way, and the feeding blade 113 is installed on the rotating rod 109 extending to the lower part of the fixing frame 300, so that the feeding blade 113 can be driven by the rotating rod 109 to rotate to accelerate the discharging speed of the polyethylene wax raw material.

In order to sufficiently heat the polyethylene wax material in the casing 101, an electrical slip ring 114 is fittingly installed on the connection socket 111, a first heating wire is installed in each of the rotation rod 109 and the stirring rod 108, and a second heating wire 104 is installed on the casing 101, so that the polyethylene wax material can be sufficiently heated by energizing the first heating wire and the second heating wire 104.

In order to avoid the temperature of the outer surface of the box body 101 from being too high, an insulating layer 105 is further arranged on the box body 101, and the material of the insulating layer 105 is selected to be foam.

The first embodiment is as follows:

the main structure of the utility model is as above, and is not repeated herein. In order to mount more auxiliary plates 200, at least one mounting groove is arranged on the lower bent part of the stirring rod 108, and at least one second threaded hole is correspondingly arranged on the upper bent part of the stirring rod 108. When mounting groove and screw hole two are not used, the sprue is installed to the mounting groove, at the mounting screw of screw hole two interior installation screw, prevents that low molecular weight polyethylene raw materials from blockking up mounting groove and screw hole two, causes follow-up use difficulty.

Example two:

the main structure of the utility model is as above, and is not repeated herein. In order to know the temperature of the polyethylene wax raw material in the box 101 in real time, the temperature sensor 115 is mounted on the fixing frame 300, so that the temperature measured when the sensor is mounted on the box 101 is not accurate.

Example three:

the main structure of the utility model is as above, and is not repeated herein. An air outlet is formed in the box body 101, an exhaust fan 110 is installed at the air outlet, the exhaust fan 110 is connected with an air supply pipe, and one end of the air supply pipe extends into a water tank 103 arranged outside the box body 101. So that the exhaust gas generated in the case 101 can be discharged into the water tank 103 to allow the relevant elements to be absorbed by the water in the water tank 103. In order to recycle water in the water tank 103, the water tank 103 is connected with a water pump 102, the water pump 102 is connected with a water supply pipe, and one end of the water supply pipe is connected with a water inlet arranged on the tank body 101. So that the waste water in the water tank 103 can be pumped into the tank 101 by the water pump 102 to be utilized.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A polyethylene wax hot melting stirring device comprises a box body (101), wherein a supporting seat (107) is arranged below the box body (101), a discharge hole is formed in the lower end of the box body (101), a discharge valve (106) is arranged at the discharge hole, a feed inlet is formed in the upper part of the box body (101), and a feed valve (112) is arranged at the feed inlet; the method is characterized in that: a connecting seat (111) connected with a motor is arranged on the box body (101) in a matched manner, an electric slip ring (114) is arranged on the connecting seat (111) in a matched manner, the connecting seat (111) is connected with a rotating rod (109), the lower part of the rotating rod (109) is positioned in the box body (101), a pair of stirring rods (108) are symmetrically and fixedly connected on the rotating rod (109) positioned in the box body (101), and an auxiliary plate (200) is arranged on each stirring rod (108) in an angle-adjustable manner;

a fixing frame (300) is arranged in the box body (101) below the stirring rod (108), the lower end of the rotating rod (109) penetrates through the fixing frame (300), and a feeding blade (113) is arranged on the rotating rod (109) below the fixing frame (300);

heating wire I is installed in dwang (109) and puddler (108), installs heating wire II (104) on box (101), still is equipped with insulating layer (105) on box (101).

2. The polyethylene wax hot melt stirring device of claim 1, wherein: the stirring rod (108) is U-shaped, and two bent parts of the stirring rod (108) are fixedly connected to one side of the rotating rod (109).

3. The polyethylene wax hot melt stirring device of claim 2, wherein: the auxiliary plate (200) comprises an auxiliary plate body (201), an upper fixing part (202) is fixedly connected to the upper end of the auxiliary plate body (201), the upper fixing part (202) is provided with a first threaded hole (203), a lower fixing part (204) is fixedly connected to the lower end of the auxiliary plate body (201), and convex blocks (205) are uniformly distributed on the outer circumferential surface of the lower fixing part (204); a second threaded hole is formed in the upper bent part of the stirring rod (108), and the upper fixing part (202) is connected with the upper bent part of the stirring rod (108) through a screw; the below kink of puddler (108) is equipped with the mounting groove, and the equipartition is fluted (116) on the cell wall of mounting groove, and lower fixed part (204) injects in the mounting groove.

4. The polyethylene wax hot melt stirring device of claim 3, wherein: the lower bent part of the stirring rod (108) is provided with at least one mounting groove, and the upper bent part of the stirring rod (108) is correspondingly provided with at least one threaded hole II.

5. The polyethylene wax hot melt stirring device of claim 1, wherein: the output shaft of the motor is connected with the connecting seat (111) through a belt.

6. The polyethylene wax hot melt stirring device of claim 1, wherein: the fixing frame (300) comprises a mounting ring (303), a fixing rod (302) is fixedly connected to the outer circumferential surface of the mounting ring (303), a connecting block (301) is fixedly connected to one end, far away from the mounting ring (303), of the fixing rod (302), and the connecting block (301) is fixedly connected with the inner wall of the box body (101).

7. The polyethylene wax hot melt stirring device of claim 6, wherein: the bearing is installed on the mounting ring (303) in a matched mode, and the journal part of the rotating rod (109) is installed on the bearing in a matched mode.

8. The polyethylene wax hot melt stirring device as recited in claim 1 or 6, wherein: the fixed frame (300) is provided with a temperature sensor (115).

9. The polyethylene wax hot melt stirring device of claim 1, wherein: the material of the thermal insulation layer (105) is foam.

10. The polyethylene wax hot melt stirring device of claim 1, wherein: the air-purifying box is characterized in that an air outlet is formed in the box body (101), an air exhaust fan (110) is installed at the air outlet, an air supply pipe is connected to the air exhaust fan (110), one end of the air supply pipe extends into a water tank (103) arranged outside the box body (101), the water tank (103) is connected with a water pump (102), the water pump (102) is connected with a water supply pipe, and one end of the water supply pipe is connected with a water inlet formed in the box body (101).