CN210730104U

CN210730104U - Shale shaker is used in hydroxypropyl methyl cellulose production with dustproof function

Info

Publication number: CN210730104U
Application number: CN201920420800.7U
Authority: CN
Inventors: 宿朝建
Original assignee: Hebei Maocheng Chemical Co Ltd
Current assignee: Hebei Maocheng Chemical Co Ltd
Priority date: 2019-03-30
Filing date: 2019-03-30
Publication date: 2020-06-12
Anticipated expiration: 2029-03-30

Abstract

The utility model discloses a dustproof vibrating screen for producing hydroxypropyl methyl cellulose, which comprises a box body, a feeding cylinder, a cam and a material gathering box, wherein the left side outside the box body is provided with the feeding cylinder; a first screen is arranged at the top inside the box body, a second screen is arranged under the first screen, and a third screen is arranged under the second screen; the material collecting box is arranged in front of the interior of the box body, and the second material storage box is arranged under the third screen. The utility model discloses feed inlet and last feed cylinder have been set up, make the utility model discloses at the in-process of supplementary material, reduce the loss of material in the air, also blocked dust and material contact in the air, simultaneously, transport the material through the material loading auger, can crowd the bits of broken glass with the material of some caking, improve the efficiency of screening afterwards.

Description

Shale shaker is used in hydroxypropyl methyl cellulose production with dustproof function

Technical Field

The utility model relates to a shale shaker technical field specifically is a shale shaker is used in hydroxypropyl methyl cellulose production with dustproof function.

Background

Hydroxypropyl methylcellulose is a white powdery powder and has wide application in the field of chemical industry. In the production process of hydroxypropyl methyl cellulose, the hydroxypropyl methyl cellulose is easy to agglomerate when being wetted, and a vibrating screen is needed for carrying out particle size separation on the hydroxypropyl methyl cellulose. The existing vibrating screen mostly operates in an open state, powder can escape into the air in the process of vibrating and screening the powder, waste and environment pollution are caused, and the material can be polluted by dust in the air in the open state to influence the quality of the material. Some shale shakers only can carry out single screening to the material, and the degree of screening is not enough, and the quality can't be guaranteed, does not set up the device that the material was sieved once more to the material that does not pass through the screening moreover, leads to this shale shaker to need artifical material loading once more, wastes time and energy, influences the efficiency of screening.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydroxypropyl methyl cellulose shale shaker for production with dustproof function to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a vibrating screen with a dustproof function for producing hydroxypropyl methyl cellulose comprises a box body, a feeding cylinder, a first storage box, a first screen, a second screen, a third screen, a cam and a material collecting box, wherein the left side of the outside of the box body is provided with the feeding cylinder, a support frame is arranged below the rear end of the feeding cylinder, a feeding auger is arranged in the feeding cylinder, and the feeding auger is attached to the inner wall of the feeding cylinder; the top end of the upper charging barrel is connected with the left end of the discharging pipe, the right end of the discharging pipe penetrates through the left side wall of the box body and is arranged inside the box body, the bottom end of the upper charging barrel is provided with a first storage box, and the left side of the first storage box is provided with a feeding hole; the top of the interior of the box body is provided with a first screen, and the rear end of the first screen is arranged right below the right end of the discharging pipe; a second screen is arranged under the first screen; a third screen is arranged under the second screen; a plurality of first connecting rods are inserted in the left edge and the right edge of the first screen, the first connecting rods are arranged in parallel at equal intervals, a plurality of second connecting rods are inserted in the left edge and the right edge of the second screen, the second connecting rods are arranged in parallel at equal intervals, a plurality of third connecting rods are inserted in the left edge and the right edge of the third screen, and the third connecting rods are arranged in parallel at equal intervals; a plurality of sleeves are fixedly arranged on the inner wall of the left side of the box body, the left ends of the first connecting rod, the second connecting rod and the third connecting rod are arranged in the sleeves in an inserting mode, and the right ends of the first connecting rod, the second connecting rod and the third connecting rod are fixedly connected with the connecting plate; a material gathering box is arranged in front of the interior of the box body and is arranged right in front of the first screen, the second screen and the third screen, and the left side of the material gathering box penetrates through the left side wall of the box body and is communicated with the first material storage box; and a second storage box is arranged under the third screen.

As a further aspect of the present invention: the feeding barrel is arranged to be inclined with the rear end higher than the front end lower than the front end, the first storage box is a rectangular box with an upper opening, the first screen is a semi-cylindrical arc-shaped plate, a plurality of first screen holes are uniformly distributed at the bottom of the first screen, the second screen is a semi-cylindrical arc-shaped plate, the curvature radius of the second screen is larger than that of the first screen, a plurality of second screen holes are uniformly distributed at the bottom of the second screen, the diameter of the second screen holes is smaller than that of the first screen holes, the third screen is a semi-cylindrical arc-shaped plate, the curvature radius of the third screen is larger than that of the second screen, a plurality of third screen holes are uniformly distributed at the bottom of the third screen, and the diameter of the third screen holes is smaller than that of the second; the positions and the number of the sleeves correspond to the first connecting rod, the second connecting rod and the third connecting rod.

As a further aspect of the present invention: the cam is provided with a first transmission rod in a penetrating mode, the first transmission rod is a vertically arranged rod, the bottom end of the first transmission rod is provided with a first bevel gear, a second transmission rod is arranged below the first transmission rod, the second transmission rod is a horizontally arranged rod, a second bevel gear is arranged on the second transmission rod in a penetrating mode, the number of the second bevel gears corresponds to that of the first bevel gears, and the second bevel gears are meshed with the first bevel gears.

As a further aspect of the present invention: a first material guide plate, a second material guide plate and a third material guide plate which are parallel to each other are arranged in the material gathering box, the first material guide plate, the second material guide plate and the third material guide plate are all inclined plates which are arranged in a manner that the front parts are low and the rear parts are high, the position of the first material guide plate corresponds to the foremost end of the first screen, materials sliding from the front end of the first screen can enter the material gathering box through the first material guide plate, and the position of the second material guide plate corresponds to the foremost end of the second screen; the bottom of the material collecting box is provided with a fourth material guide plate, and the fourth material guide plate is an inclined plate which is arranged in a manner that the left part is low and the right part is high.

As a further aspect of the present invention: the feed inlet is internally provided with a baffle, the left end of the baffle is hinged to the left side wall of the feed inlet, and a return spring is arranged at the position where the baffle is hinged to the feed inlet.

As a further aspect of the present invention: the telescopic bottom is passed through base and box left side inner wall fixed connection, is equipped with the spring in the sleeve, and the left end of head rod is equipped with the stopper, and the spring sets up between stopper and base.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model is provided with the feed inlet and the feeding barrel, so that the utility model reduces the loss of the material in the air and blocks the contact between dust and the material in the air in the process of supplementing the material, and meanwhile, the material is transported by the feeding auger, so that the caked material can be crushed, and the screening efficiency is improved; the utility model is provided with the first screen, the second screen and the third screen, and the apertures of the first screen, the second screen and the third screen are sequentially reduced, so that the material can enter the second storage box after being screened for three times, and the screening effect is good; the utility model discloses the collection flow box has been set up for the material that does not filter completely is delivered to first screen cloth department by last feed cylinder and is carried out the screening once more, improves the quality of screening, reduces the waste of material.

Drawings

Fig. 1 is a top view of the internal structure of a vibrating screen for producing hydroxypropyl methyl cellulose with a dust-proof function.

Fig. 2 is a right side view of the internal structure of a vibrating screen for producing hydroxypropyl methyl cellulose with a dust-proof function.

FIG. 3 is a left side view of an upper charging barrel in a vibrating screen for producing hydroxypropyl methyl cellulose with a dustproof function

Fig. 4 is a front view of the internal structure of a vibrating screen for producing hydroxypropylmethylcellulose having a dust-proof function.

Fig. 5 is a schematic three-dimensional structure diagram of a first screen, a second screen and a third screen in a vibrating screen for producing hydroxypropyl methyl cellulose with a dust-proof function.

Fig. 6 is a sectional view of a material collecting box in the vibrating screen for producing hydroxypropyl methyl cellulose with the dust-proof function.

Fig. 7 is a partial enlarged view of a portion a of a vibration sieve for producing hydroxypropylmethylcellulose having a dust-proof function.

FIG. 8 is a schematic diagram of cam transmission in a vibrating screen for producing hydroxypropyl methyl cellulose with a dustproof function.

Fig. 9 is a sectional view showing an internal structure of a sleeve in a vibration sieve for producing hydroxypropylmethylcellulose having a dust-proof function.

In the figure: 1. a box body; 2. feeding a material barrel; 3. a feeding auger; 4. a discharging pipe; 5. a feed inlet; 51. a baffle plate; 52. a return spring; 6. a first material storage box; 7. a first screen; 71. a first screen hole; 8. a second screen; 81. a second sieve pore; 9. a third screen; 91. a third sieve pore; 10. a first connecting rod; 101. a limiting block; 11. a second connecting rod; 12. a third connecting rod; 13. a cam; 14. a sleeve; 141. a base; 142. a spring; 15. a material collecting box; 151. a first material guide plate; 152. a second material guide plate; 153. a third material guide plate; 154. a fourth material guide plate; 16. a connecting plate; 17. a first drive lever; 18. a first bevel gear; 19. a second bevel gear; 20. a second transmission rod; 21. a second material storage tank; 22. a support frame.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-9, a vibrating screen with a dustproof function for producing hydroxypropyl methyl cellulose comprises a box body 1, a feeding cylinder 2, a first storage box 6, a first screen 7, a second screen 8, a third screen 9, a cam 13 and a material collecting box 15, wherein the feeding cylinder 2 is arranged on the left side outside the box body 1, the feeding cylinder 2 is arranged to be inclined with a high rear end and a low front end, a support frame 22 is arranged below the rear end of the feeding cylinder 2, the support frame 22 enables the feeding cylinder 2 to be inclined, a feeding auger 3 is arranged in the feeding cylinder 2, the feeding auger 3 is attached to the inner wall of the feeding cylinder 2, the feeding auger 3 can be driven by a motor, and when the feeding auger 3 rotates, materials can be pushed by the feeding auger 3 and move upwards along the feeding cylinder 2; the top of going up feed cylinder 2 is connected with the left end of unloading pipe 4, and the right-hand member of unloading pipe 4 passes the left side wall of box 1 and sets up in the inside of box 1, and unloading pipe 4 is used for pouring the material that goes up feed cylinder 2 and transport into box 1 inside, and the bottom of going up feed cylinder 2 is equipped with first storage case 6, and first storage case 6 is the rectangle case of upper shed, and the left side of first storage case 6 is equipped with feed inlet 5, can supplement the material in to first storage case 6 through feed inlet 5.

The top inside the box body 1 is provided with a first screen 7, the rear end of the first screen 7 is arranged right below the right end of the blanking pipe 4, the material output by the blanking pipe 4 can completely fall onto the first screen 7, the first screen 7 is a semi-cylindrical arc-shaped plate, and a plurality of first screen holes 71 are uniformly distributed at the bottom of the first screen 7; a second screen 8 is arranged right below the first screen 7, the second screen 8 is a semi-cylindrical arc-shaped plate, the curvature radius of the second screen 8 is larger than that of the first screen 7, a plurality of second screen holes 81 are uniformly distributed at the bottom of the second screen 8, and the diameter of each second screen hole 81 is smaller than that of the corresponding first screen hole 71; a third screen 9 is arranged under the second screen 8, the third screen 9 is a semi-cylindrical arc-shaped plate, the curvature radius of the third screen 9 is larger than that of the second screen 8, a plurality of third screen holes 91 are uniformly distributed at the bottom of the third screen 9, and the diameter of each third screen hole 91 is smaller than that of the second screen hole 81.

A plurality of first connecting rods 10 are inserted at the left edge and the right edge of the first screen cloth 7, the first connecting rods 10 are arranged in parallel at equal intervals, a plurality of second connecting rods 11 are inserted at the left edge and the right edge of the second screen cloth 8, the second connecting rods 11 are arranged in parallel at equal intervals, a plurality of third connecting rods 12 are inserted at the left edge and the right edge of the third screen cloth 9, and the third connecting rods 12 are arranged in parallel at equal intervals; a plurality of sleeves 14 are fixedly arranged on the inner wall of the left side of the box body 1, the positions and the number of the sleeves 14 correspond to those of the first connecting rod 10, the second connecting rod 11 and the third connecting rod 12, the left ends of the first connecting rod 10, the second connecting rod 11 and the third connecting rod 12 are arranged in the sleeves 14 in an inserted mode, and the right ends of the first connecting rod 10, the second connecting rod 11 and the third connecting rod 12 are fixedly connected with a connecting plate 16; a material gathering box 15 is arranged in front of the interior of the box body 1, the material gathering box 15 is arranged right in front of the first screen 7, the second screen 8 and the third screen 9, and the left side of the material gathering box 15 penetrates through the left side wall of the box body 1 and is communicated with the first material storage box 6; a second storage box 21 is arranged under the third screen 9, and the materials finally fall into the second storage box 21 after being screened by the first screen 7, the second screen 8 and the third screen 9.

As shown in fig. 8, a first transmission rod 17 is inserted into the cam 13, the first transmission rod 17 is a rod vertically arranged, a first bevel gear 18 is arranged at the bottom end of the first transmission rod 17, a second transmission rod 20 is arranged below the first transmission rod 17, the second transmission rod 20 is a rod horizontally arranged, a second bevel gear 19 is inserted into the second transmission rod 20, the number of the second bevel gears 19 corresponds to that of the first bevel gear 18, the second bevel gear 19 is engaged with the first bevel gear 18, and the second transmission rod 20 can be externally connected with a motor to obtain torque.

As shown in fig. 6, a first material guide plate 151, a second material guide plate 152 and a third material guide plate 153 which are parallel to each other are arranged in the material collecting box 15, the first material guide plate 151, the second material guide plate 152 and the third material guide plate 153 are all inclined plates which are arranged in a manner that the front portions are low and the rear portions are high, the position of the first material guide plate 151 corresponds to the foremost end of the first screen cloth 7, the material which slides down from the front end of the first screen cloth 7 enters the material collecting box 15 through the first material guide plate 151, the position of the second material guide plate 152 corresponds to the foremost end of the second screen cloth 8, the material which slides down from the front end of the second screen cloth 8 enters the material collecting box 15 through the second material guide plate 152, the position of the third material guide plate 153 corresponds to the foremost end of the third screen cloth 9, and the material which slides down from the front end of the third screen cloth 9 enters the material collecting; the bottom end of the material gathering box 15 is provided with a fourth material guiding plate 154, the fourth material guiding plate 154 is an inclined plate with a lower left and a higher right, and the fourth material guiding plate 154 guides the material falling from the first material guiding plate 151, the second material guiding plate 152 and the third material guiding plate 153 into the first material storage box 6.

As shown in fig. 7, a baffle 51 is arranged inside the feed port 5, the left end of the baffle 51 is hinged to the left side wall of the feed port 5, the baffle 51 can rotate around a hinged point, a return spring 52 is arranged at a position where the baffle 51 is hinged to the feed port 5, the return spring 52 can enable the baffle 51 to be horizontally arranged, when a material enters the feed port 5, the baffle 51 is pressed to rotate clockwise, the feed port 5 is opened, the material falls, after the material completely falls down, the baffle 51 is restored to a horizontal position due to the elastic force of the return spring 52, the feed port 5 is closed, the material is prevented from escaping from the feed port 5, and dust outside the feed port 5 is isolated.

As shown in fig. 9, the bottom end of the sleeve 14 is fixedly connected to the inner wall of the left side of the box 1 through a base 141, a spring 142 is arranged in the sleeve 14, the left end of the first connecting rod 10 is provided with a limiting block 101, the spring 142 is arranged between the limiting block 101 and the base 141, when the first connecting rod 10 is pushed by the protruding portion of the cam 13 to move leftward, the spring 142 is compressed, along with the rotation of the cam 13, the protruding portion of the cam 13 turns to the other side, and the elastic force of the spring 142 can enable the first connecting rod 10 to reset rightward rapidly, so as to form left-right reciprocating vibration.

When the utility model is used, a user rotates the cam 13 and the feeding auger 3, and the material is poured into the first storage box 6 through the feeding hole 5; when the materials enter the first storage box 6, the materials are driven by the feeding auger 3 to move upwards along the upper material barrel 2, and in the process of moving upwards, the feeding auger 3 can extrude the materials, so that some caked materials are crushed, the screening is convenient, and after the materials reach the top end of the upper material barrel 2, the materials fall to the first screen 7 through the discharging pipe 4; the cam 13 drives the first screen 7, the second screen 8 and the third screen 9 to vibrate left and right in a reciprocating manner through the connecting plate 16, the first connecting rod 10, the second connecting rod 11 and the third connecting rod 12; the materials falling to the first screen 7 are sequentially screened by the first screen 7, the second screen 8 and the third screen 9 and finally fall into the second storage box 21, and the first screen 7, the second screen 8 and the third screen 9 are arranged to be semi-cylindrical plates which can prevent the materials from falling from the left side and the right side of the first screen 7, the second screen 8 and the third screen 9 when the materials vibrate left and right; some of the material that is not screened by the first, second and third screen holes 71, 81, 91 falls into the collection box 15 and enters the first storage box 6 again through the fourth material guide plate 154, and the above operation is repeated.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a hydroxypropyl methyl cellulose production shale shaker with dustproof function, includes box (1), goes up feed cylinder (2), first storage case (6), first screen cloth (7), second screen cloth (8), third screen cloth (9), cam (13) and gathers material case (15), its characterized in that, the outside left side of box (1) is equipped with feed cylinder (2), and the below of feed cylinder (2) rear end is equipped with support frame (22), is equipped with material loading auger (3) in feed cylinder (2), and material loading auger (3) and the inner wall laminating of feed cylinder (2); the top end of the upper charging barrel (2) is connected with the left end of the discharging barrel (4), the right end of the discharging barrel (4) penetrates through the left side wall of the box body (1) and is arranged inside the box body (1), the bottom end of the upper charging barrel (2) is provided with a first storage box (6), and the left side of the first storage box (6) is provided with a feeding hole (5); a first screen (7) is arranged at the top inside the box body (1), and the rear end of the first screen (7) is arranged right below the right end of the discharging pipe (4); a second screen (8) is arranged under the first screen (7); a third screen (9) is arranged under the second screen (8); a plurality of first connecting rods (10) are inserted at the left edge and the right edge of the first screen (7), the first connecting rods (10) are arranged in parallel at equal intervals, a plurality of second connecting rods (11) are inserted at the left edge and the right edge of the second screen (8), the second connecting rods (11) are arranged in parallel at equal intervals, a plurality of third connecting rods (12) are inserted at the left edge and the right edge of the third screen (9), and the third connecting rods (12) are arranged in parallel at equal intervals; a plurality of sleeves (14) are fixedly arranged on the inner wall of the left side of the box body (1), the left ends of the first connecting rod (10), the second connecting rod (11) and the third connecting rod (12) are arranged in the sleeves (14) in an inserting mode, and the right ends of the first connecting rod (10), the second connecting rod (11) and the third connecting rod (12) are fixedly connected with the connecting plate (16); a material gathering box (15) is arranged in front of the interior of the box body (1), the material gathering box (15) is arranged right in front of the first screen (7), the second screen (8) and the third screen (9), and the left side of the material gathering box (15) penetrates through the left side wall of the box body (1) and is communicated with the first material storage box (6); a second storage box (21) is arranged under the third screen (9).

2. The vibrating screen with the dustproof function for the hydroxypropyl methyl cellulose production, according to claim 1, wherein the upper charging barrel (2) is arranged to be inclined with a higher rear end and a lower front end, the first storage box (6) is a rectangular box with an upper opening, the first screen (7) is a semi-cylindrical arc plate, a plurality of first screen holes (71) are uniformly distributed at the bottom of the first screen (7), the second screen (8) is a semi-cylindrical arc plate, the curvature radius of the second screen (8) is larger than that of the first screen (7), a plurality of second screen holes (81) are uniformly distributed at the bottom of the second screen (8), the diameter of the second screen holes (81) is smaller than that of the first screen holes (71), the third screen (9) is a semi-cylindrical arc plate, the curvature radius of the third screen (9) is larger than that of the second screen (8), a plurality of third screen holes (91) are uniformly distributed at the bottom of the third screen (9), the diameter of the third sieve hole (91) is smaller than that of the second sieve hole (81); the positions and the number of the sleeves (14) correspond to those of the first connecting rod (10), the second connecting rod (11) and the third connecting rod (12).

3. The vibrating screen with the dustproof function for the hydroxypropyl methyl cellulose production according to claim 1, wherein a first transmission rod (17) is inserted into the cam (13), the first transmission rod (17) is a vertically arranged rod, a first bevel gear (18) is arranged at the bottom end of the first transmission rod (17), a second transmission rod (20) is arranged below the first transmission rod (17), the second transmission rod (20) is a horizontally arranged rod, a second bevel gear (19) is inserted into the second transmission rod (20), the number of the second bevel gears (19) corresponds to that of the first bevel gears (18), and the second bevel gears (19) are meshed with the first bevel gears (18).

4. The vibrating screen with the dust prevention function for the hydroxypropyl methyl cellulose production as claimed in claim 1, wherein a first material guide plate (151), a second material guide plate (152) and a third material guide plate (153) which are parallel to each other are arranged in the material collection box (15), the first material guide plate (151), the second material guide plate (152) and the third material guide plate (153) are all inclined plates which are arranged in a manner that the front parts are low and the rear parts are high, the position of the first material guide plate (151) corresponds to the foremost end of the first screen (7), materials sliding from the front end of the first screen (7) can enter the material collection box (15) through the first material guide plate (151), and the position of the second material guide plate (152) corresponds to the foremost end of the second screen (8); the bottom of the material gathering box (15) is provided with a fourth material guide plate (154), and the fourth material guide plate (154) is an inclined plate which is arranged in a manner that the left part is low and the right part is high.

5. The vibrating screen with the dustproof function for the hydroxypropyl methyl cellulose production as claimed in claim 1, wherein a baffle (51) is arranged inside the feed port (5), the left end of the baffle (51) is hinged to the left side wall of the feed port (5), and a return spring (52) is arranged at the position where the baffle (51) is hinged to the feed port (5).

6. The vibrating screen with the dustproof function for the hydroxypropyl methyl cellulose production as claimed in claim 1, wherein the bottom end of the sleeve (14) is fixedly connected with the inner wall of the left side of the box body (1) through a base (141), a spring (142) is arranged in the sleeve (14), a limit block (101) is arranged at the left end of the first connecting rod (10), and the spring (142) is arranged between the limit block (101) and the base (141).