CN209887948U

CN209887948U - High efficiency is polypropylene granule screening plant for chemical production

Info

Publication number: CN209887948U
Application number: CN201920430392.3U
Authority: CN
Inventors: 李红梅; 刘亮亮; 魏日刚; 张明东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2020-01-03
Anticipated expiration: 2029-04-01

Abstract

The utility model discloses a high efficiency is polypropylene granule screening plant for chemical production, comprises a box bod, the front side of box body is not sealed, the top of box body is close to left side department and turns right fixedly connected with riser in proper order, two from a left side fixedly connected with inlet pipe between the riser, the bottom of inlet pipe and the top fixed connection of box body, and inlet pipe and box body internal portion communicate, the below of inlet pipe is provided with first screen cloth, and just first screen cloth is located the box body, the back wall of first screen cloth has the fixed plate through pivot and bearing swing joint, the left side lateral wall of box body is close to top department and has seted up with fixed plate assorted mounting groove, just the mounting groove is passed in the left side of fixed plate to extend to the external fixedly connected with slurcam of box. The utility model discloses a series of structures make this device have characteristics such as screening efficiency height and ejection of compact are convenient.

Description

High efficiency is polypropylene granule screening plant for chemical production

Technical Field

The utility model relates to a chemical production technical field specifically is a high efficiency is polypropylene granule screening plant for chemical production.

Background

Polypropylene, a thermoplastic resin made by polymerizing propylene. The polypropylene is divided into isotactic polypropylene, atactic polypropylene and syndiotactic polypropylene according to the arrangement position of methyl. The methyl groups arranged on the same side of the main molecular chain are called isotactic polypropylene, if the methyl groups are arranged on both sides of the main molecular chain disorderly, the isotactic polypropylene is called, and when the methyl groups are arranged on both sides of the main molecular chain alternately, the syndiotactic polypropylene is called. Polypropylene also includes copolymers of propylene with a small amount of ethylene. Usually a translucent colorless solid, odorless and non-toxic.

At present, it will be sieved in polypropylene granule production process to obtain required polypropylene granule, however, its screening efficiency is low and the ejection of compact is not convenient when using to the polypropylene granule screening plant who uses on the market, thereby greatly reduced its production efficiency, inconvenient use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's screening efficiency low and the ejection of compact defect such as not convenient, provide a high efficiency is polypropylene granule screening plant for chemical production. A high efficiency is polypropylene granule screening plant for chemical production has characteristics such as screening efficiency is high and the ejection of compact is convenient.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency polypropylene particle screening device for chemical production comprises a box body, the front side of the box body is not sealed, the top of the box body is close to the left side and is sequentially and fixedly connected with vertical plates from left to right, a feeding pipe is fixedly connected between the two vertical plates, the bottom of the feeding pipe is fixedly connected with the top of the box body, the feeding pipe is communicated with the inside of the box body, a first screen is arranged below the feeding pipe and is positioned in the box body, the rear wall of the first screen is movably connected with a fixed plate through a rotating shaft and a bearing, the left side wall of the box body is close to the top and is provided with a mounting groove matched with the fixed plate, the left side of the fixed plate penetrates through the mounting groove and extends to the outside of the box body and is fixedly connected with a pushing plate, the front wall of the fixed plate is close to the right, the bottom of the transverse plate positioned above is provided with a vibration exciter, the bottom end of the vibration exciter is fixedly connected with the top of the transverse plate positioned below, a feeding funnel is arranged below the first screen, the bottom of the feeding funnel is fixedly connected with a material guide cylinder, an included angle between the bottom of the material guide cylinder and the bottom of the inner cavity of the box body is an acute angle, supporting rods are fixedly connected to the positions, close to the left side and the right side, of the bottom of the material guide cylinder respectively, a rotating rod is arranged in the material guide cylinder, the left end of the rotating rod is movably connected with the inner wall of the left side of the material guide cylinder through a bearing, the rotating rod is provided with a helical blade, the outer wall of the left side of the guide cylinder is provided with a first motor, the left end of the rotating rod penetrates through the inner ring of the bearing, and the material guide cylinder penetrates through the side wall of the left side of the material guide cylinder and is fixedly connected with an output shaft of the first motor, and a material discharge pipe is arranged at the position, close to the right side, of the bottom of the material guide cylinder.

Preferably, a second screen is arranged below the guide cylinder and close to the right side, the second screen is positioned under the discharge pipe, the left side wall and the right side wall of the second screen are respectively and fixedly connected with a T-shaped plate, the rear wall of the T-shaped plate positioned on the left side is movably connected with the front wall of the left side support rod through a rotating shaft and a bearing and close to the left side, the bottom of the T-shaped plate positioned on the right side is movably connected with a thick pipe, a thin rod is sleeved in the thick pipe, the bottom end of the thin rod penetrates through the thick pipe and is fixedly connected with the bottom of the inner cavity of the box body, a compression spring is sleeved on the thin rod, the top end and the bottom end of the compression spring are respectively and fixedly connected with the bottom of the thick pipe and the bottom of the inner cavity of the box body, a connecting plate is fixedly connected with the inner wall of the right side of the box body and close to the, the bottom of the T-shaped pressing rod penetrates through the through hole to be movably connected with the top of the T-shaped plate on the right side, a cam is arranged above the T-shaped pressing rod and is movably connected with the inner wall of the rear side of the box body through a rotating shaft and a bearing, a second motor is installed on the inner wall of the right side of the box body close to the top, and a transmission belt is connected between an output shaft of the second motor and the rotating shaft on the cam in a transmission mode.

Preferably, the right side of the material guide cylinder is provided with a mounting box, the top of the mounting box is fixedly connected with the top of the inner cavity of the box body, the mounting box is internally and slidably connected with a movable block, the right side of the mounting box is provided with a T-shaped extrusion rod matched with the cam, and the right side wall of the mounting box is provided with a through hole matched with the T-shaped extrusion rod, the left end of the T-shaped extrusion rod passes through the through hole, and extends into the mounting box to be fixedly connected with the right side wall of the movable block, an extension spring is sleeved on the T-shaped extrusion rod, the left end and the right end of the extension spring are respectively and fixedly connected with the right side wall of the movable block and the right side inner wall of the mounting box, the left side lateral wall fixedly connected with movable rod of movable block, set up on the left side lateral wall of mounting box with the movable rod assorted round hole, the left end of movable rod passes the round hole and extends to the outer fixedly connected with of mounting box and strikes the hammer.

Preferably, the below of second screen cloth is provided with the material collecting box, and the top of material collecting box is not sealed, material collecting box's bottom is close to left and right sides department and installs first slider respectively, set up on the inner chamber bottom of box body with first slider assorted first spout, the bottom of second screen cloth is close to left and right sides department respectively fixedly connected with the material collecting box assorted swash plate, and the top of material collecting box and the bottom of swash plate contactless.

Preferably, the top of fixed plate is close to left and right sides department and installs the second slider respectively, just set up on the inner chamber top of box body with second slider assorted second spout, and second spout and mounting groove left side communicate mutually outward.

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

1. the utility model discloses a mutually supporting between inlet pipe, first screen cloth, diaphragm and the vibration exciter, can realize tentatively sieving the polypropylene granule, through the mutually supporting between guide cylinder, first motor, dwang and helical blade, can realize leading-in the polypropylene granule in the second screen cloth, through the mutually supporting between second motor, cam, T shape press the depression bar, T shaped plate, thick pipe, thin pole and the compression spring, can realize sieving the polypropylene granule once more, thereby can effectively improve its screening efficiency, and then can effectively improve its production efficiency;

2. the first screen mesh can be moved out of the box body through the arrangement of the pushing plate and the fixing plate, so that the polypropylene particles of the first screen mesh can be collected, the aggregate box can be moved out of the box body through the arrangement of the inclined plate and the aggregate box, the polypropylene particles after the second screen mesh is screened can be collected, and the polypropylene particles can be conveniently discharged;

3. through mutual cooperation between cam, mounting box, movable block, T shape extrusion stem, extension spring and the hammer, can realize knocking the guide cylinder to can realize collecting remaining polypropylene granule on the helical blade, can effectual improvement its work efficiency, avoid the wasting of resources, facilitate the use.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is an enlarged view at C of FIG. 1;

fig. 5 is an enlarged view of fig. 1 at D.

Reference numbers in the figures: 1. a box body; 2. mounting grooves; 3. a push plate; 4. a fixing plate; 5. a vertical plate; 6. a feed pipe; 7. a material guide cylinder; 8. a T-shaped extrusion stem; 9. a compression spring; 10. a first motor; 11. a feed hopper; 12. a first screen; 13. a transverse plate; 14. a vibration exciter; 15. rotating the rod; 16. a helical blade; 17. a support bar; 18. a T-shaped plate; 19. a second screen; 20. a material collecting box; 21. a sloping plate; 22. a T-shaped pressing rod; 23. a cam; 24. a second motor; 25. a connecting plate; 26. a thick pipe; 27. a thin rod; 28. knocking hammers; 29. mounting a box; 30. an extension spring; 31. a movable block; 32. a movable rod.

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. 1-5, the present invention provides a technical solution: a high-efficiency polypropylene particle screening device for chemical production comprises a box body 1, the front side of the box body 1 is not sealed, the position, close to the left side, of the top of the box body 1 is sequentially and fixedly connected with vertical plates 5 from left to right, a feed pipe 6 is fixedly connected between the two vertical plates 5, the bottom of the feed pipe 6 is fixedly connected with the top of the box body 1, the feed pipe 6 is communicated with the inside of the box body 1, a first screen 12 is arranged below the feed pipe 6, the first screen 12 is positioned in the box body 1, the rear wall of the first screen 12 is movably connected with a fixed plate 4 through a rotating shaft and a bearing, a mounting groove 2 matched with the fixed plate 4 is arranged at the position, close to the top, of the left side wall of the box body 1, the left side of the fixed plate 4 penetrates through the mounting groove 2 and extends to the outside of the box body 1 and is fixedly connected with a pushing plate 3, second sliding blocks are respectively arranged, the second chute is communicated with the outside of the left side of the mounting groove 2, the first screen 12 can be moved out of the box body 1 through the arrangement of the pushing plate 3 and the fixing plate 4, so that the polypropylene particles of the first screen 12 can be collected, the front wall of the fixing plate 4 close to the right side and the outer wall of the right side of the first screen 12 close to the bottom are respectively and fixedly connected with a transverse plate 13, a vibration exciter 14 is arranged on the bottom of the transverse plate 13 above, the bottom end of the vibration exciter 14 is fixedly connected with the top of the transverse plate 13 below, the polypropylene particles can be primarily screened through the mutual matching of the feeding pipe 6, the first screen 12, the transverse plate 13 and the vibration exciter 14, the feeding hopper 11 is arranged below the first screen 12, the guide cylinder 7 is fixedly connected with the bottom of the feeding hopper 11, and the included angle between the bottom of the guide cylinder 7 and the bottom of the inner cavity, the bottom of the material guide cylinder 7 is fixedly connected with support rods 17 close to the left side and the right side respectively, a rotating rod 15 is arranged in the material guide cylinder 7, the left end of the rotating rod 15 is movably connected with the inner wall of the left side of the material guide cylinder 7 through a bearing, a helical blade 16 is arranged on the rotating rod 15, a first motor 10 is arranged on the outer wall of the left side of the material guide cylinder 7, the left end of the rotating rod 15 penetrates through the inner ring of the bearing and fixedly connected with an output shaft of the first motor 10 through the side wall of the left side of the material guide cylinder 7, a discharge pipe is arranged at the bottom of the material guide cylinder 7 close to the right side, and polypropylene particles can be guided into the second screen 19 through mutual matching among the material guide cylinder;

a second screen mesh 19 is arranged below the material guide cylinder 7 close to the right side, the second screen mesh 19 is arranged under the material discharge pipe, T-shaped plates 18 are fixedly connected to the left and right side walls of the second screen mesh 19 respectively, the rear wall of the T-shaped plate 18 on the left side is movably connected to the front wall of the left supporting rod 17 through a rotating shaft and a bearing close to the left side, a thick pipe 26 is movably connected to the bottom of the T-shaped plate 18 on the right side, a thin rod 27 is sleeved in the thick pipe 26, the bottom end of the thin rod 27 penetrates through the thick pipe 26 to be fixedly connected with the bottom of the inner cavity of the box body 1, a compression spring 9 is sleeved on the thin rod 27, the top end and the bottom end of the compression spring 9 are fixedly connected to the bottom of the thick pipe 26 and the bottom of the inner cavity of the box body 1 respectively, a connecting plate 25 is fixedly connected to the inner wall of the right side of the box body 1 close to the second, the bottom of the T-shaped pressing rod 22 penetrates through the through hole to be movably connected with the top of the right T-shaped plate 18, a cam 23 is arranged above the T-shaped pressing rod 22, the cam 23 is movably connected with the inner wall of the rear side of the box body 1 through a rotating shaft and a bearing, a second motor 24 is arranged on the inner wall of the right side of the box body 1 close to the top, a transmission belt is connected between an output shaft of the second motor 24 and the rotating shaft on the cam 23 in a transmission manner, the polypropylene particles can be sieved again through mutual matching of the second motor 24, the cam 23, the T-shaped pressing rod 22, the T-shaped plate 18, the thick pipe 26, the thin pipe 27 and the compression spring 9, so that the sieving efficiency of the polypropylene particles can be effectively improved, the production efficiency of the polypropylene particles can be effectively improved, a mounting box 29 is arranged on the right side of the guide cylinder 7, the top of, the right side of the mounting box 29 is provided with a T-shaped extrusion rod 8 matched with the cam 23, the right side wall of the mounting box 29 is provided with a through hole matched with the T-shaped extrusion rod 8, the left end of the T-shaped extrusion rod 8 penetrates through the through hole and extends into the mounting box 29 to be fixedly connected with the right side wall of the movable block 31, the T-shaped extrusion rod 8 is sleeved with an extension spring 30, the left end and the right end of the extension spring 30 are respectively fixedly connected with the right side wall of the movable block 31 and the right side inner wall of the mounting box 29, the left side wall of the movable block 31 is fixedly connected with a movable rod 32, the left side wall of the mounting box 29 is provided with a round hole matched with the movable rod 32, the left end of the movable rod 32 penetrates through the round hole and extends to the outside of the mounting box 29 to be fixedly connected with a knocking hammer 28, and through the mutual matching among the cam 23, the mounting box 29, the movable, the material guide cylinder 7 can be knocked, so that residual polypropylene particles on the helical blades 16 can be collected, the working efficiency can be effectively improved, resource waste is avoided, the material collecting box 20 is arranged below the second screen 19, the top of the material collecting box 20 is not sealed, the bottom of the material collecting box 20, close to the left side and the right side, is respectively provided with a first sliding block, the bottom of the inner cavity of the box body 1 is provided with a first sliding groove matched with the first sliding block, the bottom of the second screen 19, close to the left side and the right side, is respectively and fixedly connected with inclined plates 21 matched with the material collecting box 20, the top of the material collecting box 20 is not in contact with the bottom of the inclined plates 21, the material collecting box 20 can be moved out of the box body 1 through the arrangement of the inclined plates 21 and the material collecting box 20, the collection of the polypropylene particles after the second screen 19 is separated can be realized, and the, the first motor 10, the vibration exciter 14 and the second motor 24 are electrically connected to a control switch through external power lines.

The working principle is as follows: when the utility model is used, the first motor 10, the vibration exciter 14 and the second motor 24 are respectively started, polypropylene particles are injected into the first screen mesh 12 from the feeding pipe 6, the vibration exciter 14 drives the first screen mesh 12 to shake, the polypropylene particles can be primarily screened, the polypropylene particles after primary screening enter the guide cylinder 7 through the feeding hopper 11, the first motor 10 drives the rotating rod 15 to rotate, the rotating rod 15 drives the helical blade 16 to rotate, the helical blade 16 conveys the polypropylene particles and leads the polypropylene particles into the second screen mesh 19 through the discharging pipe, the second motor 24 drives the cam 23 to rotate through the driving belt, when the projection end of the cam 23 is contacted with the T-shaped pressing rod 22, the T-shaped pressing rod 22 drives the right side of the second screen mesh 19 to move downwards through the T-shaped plate 18, the thick pipe 26 slides upwards or downwards on the thin rod 27, the compression spring 9 is in a compression state, when the protruding end of the cam 23 is far away from the T-shaped pressing rod 22, the T-shaped pressing rod 22 drives the right side of the second screen mesh 19 to move upwards through the T-shaped plate 18 under the elastic force of the compression spring 9, so that the polypropylene particles can be sieved again, the sieving efficiency can be effectively improved, the production efficiency can be effectively improved, the sieved polypropylene particles enter the aggregate box 20 through the inclined plate 21, when the protruding end of the cam 23 is in contact with the right wall of the T-shaped extrusion rod 8, the T-shaped extrusion rod 8 drives the movable block 31 to move towards the left side in the installation box 29, the extension spring 30 is in a stretching state, the movable block 31 drives the knocking hammer 28 to move towards one side of the guide material cylinder 7 through the movable rod 32, when the protruding end of the cam 23 is far away from the right wall of the T-shaped extrusion rod 8, under the elastic force of the extension spring 30, the movable block 31 drives the knocking hammer 28 to be far away from the guide material cylinder 7 through the movable rod 32, the realization is strikeed guide cylinder 7, thereby can realize collecting remaining polypropylene granule on helical blade 16, can its work efficiency of effectual improvement, the wasting of resources has been avoided, when screening is accomplished, close first motor 10, vibration exciter 14 and second motor 24, right side pulling slurcam 3, can realize shifting out first screen cloth 12 from box body 1, thereby can realize collecting the processing to the polypropylene granule of first screen cloth 12, pull the collecting box 20 to the front side, can realize shifting out the collecting box 20 outside box body 1, thereby can realize collecting the polypropylene granule after second screen cloth 19 screening is accomplished, and then can realize the convenient ejection of compact to the polypropylene granule.

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 high efficiency is polypropylene granule screening plant for chemical production, includes box body (1), the front side of box body (1) does not seal its characterized in that: the top of box body (1) is close to left side department and turns right fixedly connected with riser (5) in proper order from a left side, two fixedly connected with inlet pipe (6) between riser (5), the bottom of inlet pipe (6) and the top fixed connection of box body (1), and inlet pipe (6) are linked together with box body (1) is inside, the below of inlet pipe (6) is provided with first screen cloth (12), and first screen cloth (12) are located box body (1), the back wall of first screen cloth (12) has fixed plate (4) through pivot and bearing swing joint, the left side lateral wall of box body (1) is close to top department and offers and fixed plate (4) assorted mounting groove (2), just mounting groove (2) are passed in the left side of fixed plate (4) to extend to box body (1) outer fixedly connected with slurcam (3), the right side outer wall of fixed plate (4) that is close to right side department and first screen cloth (12) is close to bottom department respectively fixedly connected with Has a transverse plate (13) connected, a vibration exciter (14) is arranged at the top of the transverse plate (13), the bottom of the vibration exciter (14) is fixedly connected with the top of the transverse plate (13) at the lower part, a feed hopper (11) is arranged below the first screen (12), a guide cylinder (7) is fixedly connected with the bottom of the feed hopper (11), an included angle between the bottom of the guide cylinder (7) and the bottom of the inner cavity of the box body (1) is an acute angle, supporting rods (17) are respectively fixedly connected with the bottom of the guide cylinder (7) close to the left and the right sides, a rotating rod (15) is arranged in the guide cylinder (7), the left end of the rotating rod (15) is movably connected with the left inner wall of the guide cylinder (7) through a bearing, a helical blade (16) is arranged on the rotating rod (15), and a first motor (10) is arranged on the outer wall of the left side, the left end of dwang (15) passes the inner circle of bearing to run through the left side lateral wall of guide tube (7) and the output shaft fixed connection of first motor (10), the discharge pipe is installed near right side department in the bottom of guide tube (7).

2. The high-efficiency polypropylene particle screening device for chemical production according to claim 1, which is characterized in that: the lower part of the material guide cylinder (7) is provided with a second screen (19) close to the right side, the second screen (19) is positioned under the discharge pipe, the left side wall and the right side wall of the second screen (19) are respectively and fixedly connected with T-shaped plates (18), the rear wall of the T-shaped plate (18) positioned on the left side is close to the front wall of the left side and movably connected with a left side support rod (17) through a rotating shaft and a bearing, the bottom of the T-shaped plate (18) positioned on the right side is movably connected with a thick pipe (26), a thin rod (27) is sleeved in the thick pipe (26), the bottom end of the thin rod (27) penetrates through the inner cavity bottom of the thick pipe (26) and the box body (1) and is fixedly connected with a compression spring (9), the top end and the bottom end of the compression spring (9) are respectively and fixedly connected with the bottom of the thick pipe (26) and the inner cavity bottom of, the utility model discloses a box body, including box body (1), box body (19), connecting plate (25), T-shaped press pole (22) are provided with to the right side inner wall of box body (1) near second screen cloth (19) fixedly connected with, and set up on connecting plate (25) and press pole (22) assorted through-hole with T-shaped, T-shaped press pole (22) bottom is passed through the through-hole and is connected with T-shaped board (18) top swing joint on right side, T-shaped press pole (22) top is provided with cam (23), rear side inner wall swing joint of cam (23) through pivot and bearing and box body (1), second motor (24) are installed near top to the right side inner wall of box body (1), the transmission is connected with the drive belt between the output shaft of second motor (24) and the pivot on cam (23).

3. The high-efficiency polypropylene particle screening device for chemical production according to claim 2, which is characterized in that: the right side of guide cylinder (7) is provided with mounting box (29), the top of mounting box (29) and the inner chamber top fixed connection of box body (1), sliding connection has movable block (31) in mounting box (29), the right side of mounting box (29) is provided with T shape stripper bar (8) with cam (23) assorted, and set up on the right side lateral wall of mounting box (29) and pierce through with T shape stripper bar (8) assorted, the left end of T shape stripper bar (8) passes the perforation to extend to mounting box (29) in with the right side lateral wall fixed connection of movable block (31), the cover is equipped with extension spring (30) on T shape stripper bar (8), both ends are respectively with the right side lateral wall of movable block (31) and the right side inner wall fixed connection of mounting box (29) about extension spring (30), the left side lateral wall fixed connection of movable block (31) has movable rod (32), the left side wall of the mounting box (29) is provided with a round hole matched with the movable rod (32), and the left end of the movable rod (32) penetrates through the round hole and extends to the outside of the mounting box (29) to be fixedly connected with a knocking hammer (28).

4. The high-efficiency polypropylene particle screening device for chemical production according to claim 2, which is characterized in that: the below of second screen cloth (19) is provided with material collecting box (20), and the top of material collecting box (20) is not sealed, material collecting box's (20) bottom is close to left and right sides department and installs first slider respectively, set up on the inner chamber bottom of box body (1) with first slider assorted first spout, the bottom of second screen cloth (19) is close to left and right sides department respectively fixedly connected with and material collecting box (20) assorted swash plate (21), and the top of material collecting box (20) and the bottom of swash plate (21) contactless.

5. The high-efficiency polypropylene particle screening device for chemical production according to claim 1, which is characterized in that: the top of fixed plate (4) is close to left and right sides department and installs the second slider respectively, just set up on the inner chamber top of box body (1) with second slider assorted second spout, and second spout and mounting groove (2) left side communicate mutually outward.