CN218429373U

CN218429373U - Titanium dioxide-doped screening machine for compact polypropylene master batches

Info

Publication number: CN218429373U
Application number: CN202222922112.5U
Authority: CN
Inventors: 葛永义; 凌志荣
Original assignee: Jiangsu Hande Nanomaterials Technology Co ltd
Current assignee: Jiangsu Hande Nanomaterials Technology Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-02-03
Anticipated expiration: 2032-11-03

Abstract

The application discloses a screening machine for titanium dioxide-doped compact polypropylene master batches, which relates to the technical field of polypropylene master batch screening, and comprises a screening box, a bearing plate, an electric cylinder, a piston rod, a top cover, a circular through groove, a motor, a rotating shaft and a connecting plate, wherein a screening groove body is fixedly connected to the lower surface of the connecting plate, a heating box is fixedly connected to the right side of the upper surface of the connecting plate, a heating wire is installed on the inner wall of the heating box, an air guide pipe is communicated with the upper end of an inner cavity of the heating box, one end, far away from the heating box, of the air guide pipe penetrates through the circular through groove and extends upwards, an upper filter screen is arranged on the inner wall of an opening at the upper end of the air guide pipe, an air blowing pipe is communicated with the lower end of the inner cavity of the heating box, one end, far away from the heating box, of the air blowing pipe penetrates through the connecting plate and extends to screen the inner cavity of the groove body, and a first exhaust fan is installed on the inner wall of one end, close to the heating box, of the air blowing pipe; the screening efficiency and the screening effect of the polypropylene master batch and the titanium dioxide powder can be improved through the matching of the above structures.

Description

Titanium dioxide-doped screening machine for compact polypropylene master batches

Technical Field

The application relates to the technical field of polypropylene master batch screening, in particular to a screening machine for compact polypropylene master batches doped with titanium dioxide.

Background

The ultraviolet resistant agent commonly adopted in the production process of the polypropylene master batch comprises titanium dioxide and polyacrylamide microspheres, the titanium dioxide is dispersed in the polyacrylamide microspheres to form good combination with the polypropylene microspheres, and the polypropylene microspheres have good water absorption and good rheological property after water absorption, so that the polypropylene microspheres can deform per se and drive the titanium dioxide to enter gaps among the components for dispersion filling, the titanium dioxide is uniformly dispersed in the components, the compactness of the polypropylene master batch is improved, and the ageing resistance of the polypropylene master batch is further improved.

And there may be some titanium dioxide powder not to combine with the polypropylene microballon in above operation process, and these titanium dioxide powder can mix in the polypropylene master batch, in order to improve the quality of master batch, the going on of convenient follow-up processing simultaneously, need sieve the processing to master batch and titanium dioxide powder, and the polypropylene master batch screening machine structure among the prior art is mostly comparatively single, most utilize single vibrations screening mechanism to sieve the polypropylene master batch, screening efficiency and screening effect are not good enough.

SUMMERY OF THE UTILITY MODEL

In order to improve screening efficiency and screening effect to polypropylene master batch and titanium dioxide powder, this application provides a be doped with for polypropylene master batch screening machine of compact of titanium dioxide.

The application provides a compact polypropylene screening machine for master batch that is doped with titanium dioxide adopts following technical scheme:

the utility model provides a be adulterated with titanium dioxide's screening machine for compact polypropylene master batch, includes the screening case, the outer fixed surface in both sides is connected with the bearing plate about the screening case, the last fixed surface of bearing plate is connected with electronic jar, the upper surface of electronic jar is provided with the piston rod, the one end outer fixed surface that electronic jar was kept away from to the piston rod is connected with the top cap, the upper surface middle part of top cap is provided with circular logical groove, the lower surface center fixedly connected with motor of top cap, the lower surface of motor is provided with the axis of rotation, the axis of rotation is kept away from the one end outer fixed surface of motor is connected with the connecting plate, the lower fixed surface of connecting plate is connected with the screening cell body, the upper surface left side fixedly connected with heating cabinet of connecting plate, the heater strip is installed to the inner wall of heating cabinet, the inside of heating cabinet holds chamber upper end intercommunication and has the air duct, the air duct is kept away from the one end of heating cabinet is passed the inside of heating cabinet is held the chamber and is held the chamber of screening, the air duct is close to the one end inner wall of heating cabinet and installs a take out fan.

Through adopting above-mentioned technical scheme, pour into the inside back of screening cell body with the polypropylene master batch that is doped with titanium dioxide powder, can make the axis of rotation drive connecting plate and screening cell body rotate by starter motor, the inside polypropylene master batch of screening cell body and titanium dioxide powder can move under the rotation effect, meanwhile, start the heater strip and can heat the inside air of heating cabinet, the air after starting the induced draught fan a pair of heating is drawn, the higher air of temperature that is drawn can be followed the lower extreme opening part discharge of gas blow pipe, the discharge hot-blast can aggravate the inside motion of polypropylene master batch and titanium dioxide powder at the screening cell body when the polypropylene master batch heats, so that the titanium dioxide powder of violent motion can pass the inside chamber that enters into the screening case of the lateral wall or the diapire of screening cell body, can improve the screening efficiency and the screening effect to polypropylene master batch and titanium dioxide powder through the cooperation of above structure.

Optionally, the outer surfaces of the front side and the rear side of the screening box are fixedly connected with collecting boxes, the inner wall of the collecting box is fixedly connected with a lower filter screen, the size of the lower filter screen is 300 meshes, the inner cavity of the collecting box at the lower end of the lower filter screen is communicated with an exhaust pipe, one end, far away from the collecting box, of the exhaust pipe penetrates through the side wall of the screening box and then is communicated with the inner cavity of the screening box, and an exhaust fan II is installed on the inner wall of one end, close to the screening box, of the exhaust pipe.

Optionally, an exhaust pipe is arranged on the outer surface of the upper end of the collection box, and the inner cavity of the exhaust pipe is communicated with the inner cavity of the upper end of the collection box.

Through adopting above-mentioned technical scheme, after titanium dioxide powder passed the lateral wall of screening cell body, the second suction fan that starts can be taken out the air of screening incasement portion, and the air that is taken out this moment can drive titanium dioxide powder and pass through the exhaust tube and get into the inside appearance chamber in bottom of collection box, and 300 meshes down the filter screen can be intercepted titanium dioxide powder, avoids titanium dioxide powder along with the air current from blast pipe discharge.

Optionally, the lateral wall of collecting box articulates there is the closing plate, the surface fixed connection of closing plate has the handle.

Through adopting above-mentioned technical scheme, can open the sealing plate with the handle is held to the hand to the staff collects the inside titanium dioxide powder of collecting box.

Optionally, the shape of the screening groove body is columnar, and the screening groove body is formed by weaving a filter screen with the specification of 100 meshes.

Through adopting above-mentioned technical scheme, the titanium dioxide powder of violent motion can pass the inside appearance chamber that 100 meshes's screening cell body's lateral wall or diapire entered into the screening case to improve the screening efficiency and the screening effect to polypropylene master batch and titanium dioxide powder.

Optionally, the inner cavity at the lower end of the screening tank body is communicated with an inner discharge pipe, and an inner valve is arranged on the outer surface of the lower end of the inner discharge pipe.

Through adopting above-mentioned technical scheme, can utilize the cooperation of electronic jar and piston rod to lift the inside appearance chamber of screening case and open interior valve and make the polypropylene master batch after the screening discharge pipe discharge in from collect with the screening cell body after the screening finishes.

Optionally, a feed pipe is arranged at the right end of the upper surface of the connecting plate, and the inner cavity of the feed pipe is communicated with the inner cavity of the screening groove body.

By adopting the technical scheme, the polypropylene master batch doped with titanium dioxide powder can be poured into the screening tank body from the feeding pipe.

Optionally, the bottom outer surface of the screening box is symmetrically provided with two supporting plates, an outer discharging pipe is arranged on the bottom outer surface of the screening box between the two supporting plates, an outer valve is arranged on the outer surface of the outer discharging pipe, and the inner containing cavity of the outer discharging pipe is communicated with the inner containing cavity of the screening box.

Through adopting above-mentioned technical scheme, two backup pads can support the screening case, and open outer valve and can make the titanium dioxide powder that falls into the interior diapire of screening case can follow the discharge of material pipe of going out and collect.

Optionally, the inner diameter of the circular through groove is larger than the outer diameter of the air duct.

Through adopting above-mentioned technical scheme, the rotation of connecting plate can drive heating cabinet and air duct and rotate, and the pivoted air duct can carry out circular motion along the inside of circular logical groove, avoids forming the restriction to the rotation of connecting plate.

In summary, the present application includes at least one of the following benefits:

1. the inside back of screening cell body is poured into to the polypropylene master batch that will have the doping titanium dioxide powder, can make the axis of rotation drive connecting plate and screening cell body rotate by starter motor, the inside polypropylene master batch of screening cell body and titanium dioxide powder can move under the rotation effect, meanwhile, start the heater strip and can heat the inside air of heating cabinet, the air after starting the induced draft fan a pair of heating is drawn, the higher air of drawn temperature can be followed the lower extreme opening part discharge of gas blow pipe, the hot air current of exhaust can aggravate the inside motion of polypropylene master batch and titanium dioxide powder at the screening cell body when heating the polypropylene master batch, so that the titanium dioxide powder of violent motion can pass the inside chamber that enters into the screening box of the lateral wall or the diapire of screening cell body, can improve the screening efficiency and the screening effect to polypropylene master batch and titanium dioxide powder through the cooperation of above structure.

2. After titanium dioxide powder passed the lateral wall of screening cell body, the suction fan two of starting can be taken out the air of screening incasement portion, the air that is taken out this moment can drive titanium dioxide powder and pass through the exhaust tube and get into the inside appearance chamber in bottom that collects the case, and 300 mesh lower filter screen can intercept titanium dioxide powder, avoid titanium dioxide powder along with the air current from blast pipe discharge, can open the closing plate and collect the powder after that, and the titanium dioxide powder that falls into screening incasement diapire can be followed the discharge of material pipe and collected, be convenient for collect the titanium dioxide powder after the screening through the cooperation of above structure.

Drawings

Fig. 1 is a perspective view of the present invention;

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

FIG. 3 is a side sectional view of the present invention

Fig. 4 is an enlarged view of fig. 2 a of the present invention.

Description of reference numerals: 1. screening the box; 2. a bearing plate; 3. an electric cylinder; 4. a piston rod; 5. a top cover; 6. a circular through groove; 7. a motor; 8. a rotating shaft; 9. a connecting plate; 10. screening a tank body; 11. a heating box; 12. heating wires; 13. an air duct; 14. an air blowing pipe; 15. a first exhaust fan; 16. a filter screen is arranged; 17. a feeding pipe; 18. a collection box; 19. an air exhaust pipe; 20. a lower filter screen; 21. an exhaust pipe; 22. an inner discharge pipe; 23. an inner valve; 24. an outlet material pipe; 25. an outer valve; 26. a support plate; 27. a sealing plate; 28. a handle; 29. and a second exhaust fan.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses a screening machine for titanium dioxide-doped compact polypropylene master batches. Referring to fig. 1-3, a screening machine for titanium dioxide-doped compact polypropylene master batches comprises a screening box 1, wherein bearing plates 2 are fixedly connected to the outer surfaces of the left side and the right side of the screening box 1, an electric cylinder 3 is fixedly connected to the upper surface of each bearing plate 2, a piston rod 4 is arranged on the upper surface of each electric cylinder 3, a top cover 5 is fixedly connected to the outer surface of one end, far away from the electric cylinder 3, of each piston rod 4, and the electric cylinder 3 is started to enable the piston rod 4 to drive the top cover 5 to be lifted; the center of the lower surface of the top cover 5 is fixedly connected with a motor 7, the lower surface of the motor 7 is provided with a rotating shaft 8, the outer surface of one end, away from the motor 7, of the rotating shaft 8 is fixedly connected with a connecting plate 9, the lower surface of the connecting plate 9 is fixedly connected with a screening groove body 10, the right end of the upper surface of the connecting plate 9 is provided with a feeding pipe 17, an inner containing cavity of the feeding pipe 17 is communicated with an inner containing cavity of the screening groove body 10, and polypropylene master batches doped with titanium dioxide powder can be poured into the screening groove body 10 from the feeding pipe 17; the inside appearance chamber of lower extreme of screening cell body 10 communicates has interior discharging pipe 22, and the lower extreme surface of interior discharging pipe 22 is provided with interior valve 23, can utilize the cooperation of electric cylinder 3 and piston rod 4 to lift screening cell body 10 out the inside of screening case 1 and hold the chamber and open interior valve 23 and make the polypropylene master batch after the screening discharge pipe 22 discharge from interior and collect after the screening when the screening finishes.

Referring to fig. 1-3, the shape of screening cell body 10 is the column, and screening cell body 10 is woven by the filter screen that the specification is 100 meshes and forms, starting motor 7 can make axis of rotation 8 drive connecting plate 9 and screening cell body 10 rotate, the inside polypropylene master batch of screening cell body 10 and titanium dioxide powder can move under the rotation effect, so that titanium dioxide powder can pass the inside appearance chamber that enters into screening case 1 of the lateral wall or the diapire of 100 meshes screening cell body 10, thereby improve the screening efficiency and the screening effect to polypropylene master batch and titanium dioxide powder.

Referring to fig. 1, 2 and 4, a heating box 11 is fixedly connected to the left side of the upper surface of the connecting plate 9, a heating wire 12 is installed on the inner wall of the heating box 11, and the heating wire 12 is started to heat air inside the heating box 11; the upper end of the inner cavity of the heating box 11 is communicated with an air duct 13, and external air can enter the heating box 11 from the air duct 13; an upper filter screen 16 is arranged on the inner wall of the opening at the upper end of the air duct 13, the specification of the upper filter screen 16 is 300 meshes, and the 300 meshes of the upper filter screen 16 can prevent dust in the outside air from entering the air duct 13; the inside chamber lower extreme intercommunication that holds of heating cabinet 11 has gas blow pipe 14, the one end that gas blow pipe 14 kept away from heating cabinet 11 passes the inside chamber that the connecting plate 9 extends to sieve cell body 10, gas blow pipe 14 is close to the one end inner wall of heating cabinet 11 and installs an extraction fan 15, start-up extraction fan 15 and can be twitched the air after the heating, the higher air of temperature that is twitched can be followed gas blow pipe 14's lower extreme opening part and discharged, the exhaust hot-blast can aggravate the inside motion of polypropylene master batch and titanium dioxide powder at sieve cell body 10 when heating the polypropylene master batch, so that the titanium dioxide powder of violent motion can pass the lateral wall or the diapire of sieve cell body 10 and enter into the inside chamber that sieves case 1, thereby improve the screening efficiency and the screening effect to polypropylene master batch and titanium dioxide powder.

It should be noted that the connecting plate 9 is provided with a power generation device, and the power generation device is used for respectively supplying power to the heating wire 12 and the first exhaust fan 15, and when the connecting plate 9 rotates, the normal power supply of the power generation device is not affected.

Referring to fig. 1-3, the upper surface middle part of top cap 5 is provided with circular through groove 6, circular through groove 6's internal diameter size be greater than with the external diameter size of air duct 13, the one end that heating cabinet 11 was kept away from to air duct 13 passes circular through groove 6 and upwards extends, connecting plate 9's rotation can drive heating cabinet 11 and air duct 13 and rotate, and pivoted air duct 13 can carry out circular motion along the inside of circular through groove 6, avoids forming the restriction to connecting plate 9's rotation.

Referring to fig. 1-3, the outer surfaces of the front side and the rear side of the screening box 1 are fixedly connected with collecting boxes 18, the inner wall of the collecting box 18 is fixedly connected with a lower filter screen 20, the inner cavity of the collecting box 18 at the lower end of the lower filter screen 20 is communicated with an air exhaust pipe 19, the inner wall of one end, close to the screening box 1, of the air exhaust pipe 19 is provided with a second air exhaust fan 29, one end, far away from the collecting box 18, of the air exhaust pipe 19 penetrates through the side wall of the screening box 1 and then is communicated with the inner cavity of the screening box 1, the started second air exhaust fan 29 can exhaust air in the screening box 1, and the pumped air can drive titanium dioxide powder to enter the inner cavity at the bottom end of the collecting box 18 through the air exhaust pipe 19; the lower filter screen 20 is 300 meshes in specification, the exhaust pipe 21 is arranged on the outer surface of the upper end of the collecting box 18, the inner cavity of the exhaust pipe 21 is communicated with the inner cavity of the upper end of the collecting box 18, and the lower filter screen 20 with 300 meshes can intercept titanium dioxide powder to prevent the titanium dioxide powder from being discharged from the exhaust pipe 21 along with air flow.

Referring to fig. 1 to 3, a sealing plate 27 is hinged to the outer side wall of the collection box 18, a handle 28 is fixedly connected to the outer surface of the sealing plate 27, and the sealing plate 27 can be opened by holding the handle 28 with a hand, so that a worker can collect titanium dioxide powder collected in the collection box 18; the bottom surface symmetry of screening case 1 is provided with backup pad 26, and the bottom surface of screening case 1 between two backup pads 26 is provided with out material pipe 24, the surface of going out material pipe 24 is provided with outer valve 25, and the inside appearance chamber of going out material pipe 24 is linked together with the inside appearance chamber of screening case 1, open outer valve 25 and can make the titanium dioxide powder that falls into the diapire in screening case 1 discharge from going out material pipe 24 and collect, be convenient for collect the titanium dioxide powder after the screening through the cooperation of above structure.

The application principle of the sieving machine for the titanium dioxide-doped compact polypropylene master batch is as follows:

insert external power source earlier when using the device, start electronic jar 3 and make piston rod 4 drive top cap 5 rise after that, so that the staff will be doped with the polypropylene master batch that has titanium dioxide powder and pour into the inside back of screening cell body 10 from inlet pipe 17, control electronic jar 3 and make top cap 5 descend to reset after that, then starter motor 7 makes axis of rotation 8 drive connecting plate 9 and screening cell body 10 and rotate, the inside polypropylene master batch of screening cell body 10 and titanium dioxide powder can move under the rotation effect, form the polypropylene master batch of compact. Meanwhile, the starting heating wire 12 can heat the air inside the heating box 11, then the starting exhaust fan 15 pumps the heated air, the pumped air with higher temperature can be discharged from the lower end opening of the air blowing pipe 14, the discharged hot air flow can heat the polypropylene master batch and can intensify the movement of the polypropylene master batch and the titanium dioxide powder inside the screening groove body 10, so that the titanium dioxide powder in violent movement can pass through the side wall or the bottom wall of the screening groove body 10 to enter the inside containing cavity of the screening box 1, and the screening efficiency and the screening effect of the polypropylene master batch and the titanium dioxide powder can be improved through the matching of the structure.

After titanium dioxide powder passed the lateral wall of screening cell body 10, the second 29 suction fans of start can be twitch the inside air of screening case 1, the air that is twitch this moment can drive titanium dioxide powder and pass through exhaust tube 19 and get into the inside appearance chamber in bottom that collects case 18, and 300 mesh lower filter screen 20 can intercept titanium dioxide powder, avoid titanium dioxide powder to discharge from blast pipe 21 along with the air current, can open closing plate 27 and collect the powder after that, and the titanium dioxide powder that falls into the diapire in screening case 1 can be followed the play of play material pipe 24 and collected, be convenient for collect the titanium dioxide powder after the screening through the cooperation of above structure.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a be doped with titanium dioxide's screening machine for compact polypropylene master batch, includes screening case (1), its characterized in that: the outer surfaces of the left side and the right side of the screening box (1) are fixedly connected with a bearing plate (2), the upper surface of the bearing plate (2) is fixedly connected with an electric cylinder (3), the upper surface of the electric cylinder (3) is provided with a piston rod (4), the outer surface of one end, far away from the electric cylinder (3), of the piston rod (4) is fixedly connected with a top cover (5), the middle part of the upper surface of the top cover (5) is provided with a circular through groove (6), the center of the lower surface of the top cover (5) is fixedly connected with a motor (7), the lower surface of the motor (7) is provided with a rotating shaft (8), the outer surface of one end, far away from the motor (7), of the rotating shaft (8) is fixedly connected with a connecting plate (9), the lower surface of the connecting plate (9) is fixedly connected with a screening groove body (10), the left side of the upper surface of the connecting plate (9) is fixedly connected with a heating box (11), the inner wall of the heating box (11) is provided with a heating wire (12), the upper end of an inner cavity of the heating box (11) is communicated with an air duct (13), the upper end of the inner cavity of the heating box (11) is communicated with an air duct (14), the lower end of the air duct (16) is communicated with an air duct (14), one end of the air blowing pipe (14) far away from the heating box (11) penetrates through the connecting plate (9) to extend to the inside of the screening groove body (10) to contain the cavity, and the inner wall of one end, close to the heating box (11), of the air blowing pipe (14) is provided with a first exhaust fan (15).

2. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, wherein the sieving machine comprises: the utility model discloses a screening box, including screening box (1), inner wall fixedly connected with filter screen (20) down, the specification of filter screen (20) is 300 meshes down, filter screen (20) lower extreme down the inside chamber intercommunication that holds of collecting box (18) has exhaust tube (19), exhaust tube (19) are kept away from the one end of collecting box (18) is passed behind screening box (1) lateral wall with screening box (1) inside chamber is linked together, exhaust tube (19) are close to exhaust fan two (29) are installed to the one end inner wall of screening box (1).

3. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 2, characterized in that: an exhaust pipe (21) is arranged on the outer surface of the upper end of the collecting box (18), and an inner cavity of the exhaust pipe (21) is communicated with an inner cavity of the upper end of the collecting box (18).

4. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 2, wherein the sieving machine comprises: the outer side wall of the collecting box (18) is hinged with a sealing plate (27), and the outer surface of the sealing plate (27) is fixedly connected with a handle (28).

5. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, wherein the sieving machine comprises: the screening tank body (10) is columnar, and the screening tank body (10) is woven by a filter screen with the specification of 100 meshes.

6. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, wherein the sieving machine comprises: an inner discharge pipe (22) is communicated with an inner cavity at the lower end of the screening groove body (10), and an inner valve (23) is arranged on the outer surface of the lower end of the inner discharge pipe (22).

7. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, characterized in that: the right end of the upper surface of the connecting plate (9) is provided with a feeding pipe (17), and the inner cavity of the feeding pipe (17) is communicated with the inner cavity of the screening groove body (10).

8. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, wherein the sieving machine comprises: the bottom outer surface symmetry of screening case (1) is provided with backup pad (26), and two between backup pad (26) the bottom outer surface of screening case (1) is provided with out material pipe (24), the surface of going out material pipe (24) is provided with outer valve (25), just go out the inside appearance chamber of material pipe (24) with the inside appearance chamber of screening case (1) is linked together.

9. The sieving machine for the titanium dioxide-doped compact polypropylene master batch according to claim 1, wherein the sieving machine comprises: the inner diameter of the circular through groove (6) is larger than the outer diameter of the air guide pipe (13).