CN219340460U

CN219340460U - Raw material conveying device for ethylene acetate production

Info

Publication number: CN219340460U
Application number: CN202320799390.8U
Authority: CN
Inventors: 孟柯
Original assignee: Shanghai Hongniao New Materials Co ltd
Current assignee: Shanghai Hongniao New Materials Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-07-14
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a raw material conveying device for ethylene acetate production, which comprises a box body, wherein a motor is arranged in the box body, the output end of the motor is fixedly connected with a driving wheel, the inner wall of the box body is fixedly connected with a driven wheel connecting rod, the other end of the driven wheel connecting rod is rotatably connected with a driven wheel, the inner top of the box body is fixedly connected with a spring, and the other end of the spring is fixedly connected with a rack. According to the utility model, when the motor drives the extrusion screw to work, the driving wheel starts to rotate, and simultaneously the driven wheel synchronously rotates through the belt, so that the first bevel gear is driven to rotate, the gears rotate under the meshing of the first bevel gear and the second bevel gear, the rack is made to reciprocate under the tensile force of the spring, the scraping ring fixed at the bottom of the supporting rod can be made to move up and down through the fixing rod, and residual liquid on the inner wall of the hopper is scraped into the extrusion box body.

Description

Raw material conveying device for ethylene acetate production

Technical Field

The utility model relates to the field of raw material conveying for ethylene acetate production, in particular to a raw material conveying device for ethylene acetate production.

Background

At present, a screw pump is generally adopted for raw material conveying in ethylene acetate production, a rotor of the screw pump is a single-head male screw made of metal materials, a stator is a special double-female screw made of rubber materials, and a sealing line formed when the rotor rolls in the stator gradually moves towards an outlet end, so that liquid moves from a hopper to a discharge port along an axis.

Because the raw materials for ethylene acetate production are usually liquid with certain viscosity, the raw materials are easy to remain on the inner wall of the hopper in the conveying process of the extrusion box body, and the raw materials are easy to cause blockage along with the accumulation of the raw materials on the inner wall of the hopper, and meanwhile, the inaccurate raw material proportion in the production process can be caused, so that the quality of a finished product can be influenced. In view of this, the present application proposes a raw material conveying device for ethylene acetate production.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a raw material conveying device for producing ethylene acetate.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a raw materials conveyor for ethylene acetate production, includes the box, install the motor in the box, the output fixedly connected with action wheel of motor, fixedly connected with follows the driving wheel connecting rod on the box inner wall, the other end of following the driving wheel connecting rod rotates and is connected with from the driving wheel, the interior top fixedly connected with spring of box, the other end fixedly connected with rack of spring, install the drive arrangement who is used for driving the rack to remove from the driving wheel, fixedly connected with dead lever on the rack, the other end fixedly connected with bracing piece of dead lever, fixedly connected with scrapes the ring on the bracing piece, install the extrusion box in the box, install extrusion screw in the extrusion box, the hopper is installed to extrusion box top, install the pipeline that is used for raw materials to carry on the extrusion box lateral wall.

Preferably, the driving device comprises a first bevel gear, a second bevel gear and an incomplete gear, wherein the first bevel gear is fixedly connected with the driven wheel, the second bevel gear is rotatably connected on the inner wall of the box body, and the second bevel gear is fixedly connected with the incomplete gear.

Preferably, the first bevel gear and the second bevel gear are intermeshed, and the incomplete gear and the rack are intermeshed.

Preferably, the driving wheel is connected with the driven wheel through a belt.

Preferably, a rotating shaft is rotatably connected to the inside of the box body, and an L-shaped rotating plate is sleeved on the rotating shaft.

Preferably, the scraping ring is made of ceramic materials with good performances of chemical inertia, high temperature resistance, creep resistance, wear resistance and the like.

The utility model has the following beneficial effects:

1. through the belt, drive arrangement, rack and spring, when the motor drives extrusion screw rod during operation, the action wheel begins to rotate simultaneously, and the action wheel rotates simultaneously and makes from the driving wheel synchronous rotation through the belt to drive first bevel gear and rotate under the meshing of first bevel gear and second bevel gear, make rack reciprocating motion under the pulling force of spring, can make the scraping ring that fixes in the bracing piece bottom reciprocate through the dead lever, scrape the remaining liquid of hopper inner wall and fall into extrusion box.

2. When the driving device and the spring drive the rack to move up and down, the lower end of the rack can extrude the L-shaped rotating plate, and meanwhile, under the fixation of the rotating shaft, the lower end of the L-shaped rotating plate deflects towards the hopper direction to beat the side wall of the hopper, so that liquid can enter the extruding box body more smoothly.

Drawings

FIG. 1 is a schematic diagram of a raw material conveying device for ethylene acetate production;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: 1 box, 2 motors, 3 driving wheels, 4 belts, 5 driven wheels, 6 driven wheel connecting rods, 7 first bevel gears, 8 second bevel gears, 9 incomplete gears, 10 racks, 11 springs, 12 fixed rods, 13 supporting rods, 14 scraping rings, 15 rotating shafts, 16L-shaped rotating plates, 17 extrusion box bodies, 18 hoppers, 19 pipelines and 20 extrusion screws.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a raw material conveying device for ethylene acetate production comprises a box body 1, wherein a motor 2 is installed in the box body 1, the output end of the motor 2 is fixedly connected with a driving wheel 3, the inner wall of the box body 1 is fixedly connected with a driven wheel connecting rod 6, the other end of the driven wheel connecting rod 6 is rotatably connected with a driven wheel 5, and the driving wheel 3 is connected with the driven wheel 5 through a belt 4.

The inner top of the box body 1 is fixedly connected with a spring 11, the other end of the spring 11 is fixedly connected with a rack 10, a driving device for driving the rack 10 to move is mounted on the driven wheel 5 and comprises a first bevel gear 7, a second bevel gear 8 and an incomplete gear 9, the first bevel gear 7 is fixedly connected with the driven wheel 5, the second bevel gear is rotationally connected on the inner wall of the box body 1, the second bevel gear 8 is fixedly connected with the incomplete gear 9, the first bevel gear 7 and the second bevel gear 8 are meshed with each other, and the incomplete gear 9 and the rack 10 are meshed with each other.

The rack 10 is fixedly connected with a fixed rod 12, the other end of the fixed rod 12 is fixedly connected with a supporting rod 13, the supporting rod 13 is fixedly connected with a scraping ring 14, and the scraping ring 14 is made of ceramic materials, and has good performances of chemical inertness, high temperature resistance, creep resistance, wear resistance and the like, so that the effects of enhancing the efficiency of equipment and prolonging the service life can be achieved.

An extrusion box body 17 is arranged in the box body 1, an extrusion screw rod 20 is arranged in the extrusion box body 17, a hopper 18 is arranged above the extrusion box body 17, and a pipeline 19 for conveying raw materials is arranged on the side wall of the extrusion box body 17. The box 1 is connected with a rotating shaft 15 in a rotating way, an L-shaped rotating plate 16 is sleeved on the rotating shaft 15, further, when the driving device and the spring 11 drive the rack 10 to move up and down, the lower end of the rack 10 can squeeze the L-shaped rotating plate 16, and meanwhile, under the fixation of the rotating shaft 15, the lower end of the L-shaped rotating plate 16 can deflect towards the direction of the hopper 18 to beat the side wall of the hopper 18, so that liquid is enabled to enter the extruding box 17 more smoothly.

When the device is used, firstly, the motor 2 is started to start the extrusion box 17 to work, ethylene and acetic acid which are production raw materials are respectively added into the hopper 18, under the operation of the extrusion screw 20, the acetic acid or the ethylene is conveyed into the pipeline 19, meanwhile, the driving wheel 3 is driven to synchronously rotate under the rotation of the output shaft of the motor 2, the driven wheel 5 is driven to rotate through the belt 4 when the driving wheel 3 rotates, the first bevel gear 7 fixed on the driving wheel 3 synchronously rotates, and the incomplete gear 9 fixed on the second bevel gear 8 rotates under the engagement of the first bevel gear 7 and the second bevel gear 8.

Under the action of the incomplete gear 9 and the spring 11, the rack 10 reciprocates, and drives the supporting rod 13 to move up and down through the fixing rod 12, and simultaneously, the scraping ring 14 fixed at the lower end of the supporting rod 13 moves up and down to scrape residual liquid on the inner wall of the hopper 18.

When the rack 10 moves up and down, the lower end of the rack 10 collides with the top of the L-shaped rotating plate 16, and the lower end of the L-shaped rotating plate 16 deflects under the fixation of the rotating shaft 15, so that the side wall of the hopper 18 is continuously flapped, and the dropping speed of liquid is increased.

In summary, the above device can continuously clean the hopper 18 during the conveying process of the raw materials for producing ethylene-vinyl acetate, so as to avoid the problem that the raw materials with a certain viscosity remain on the inner wall of the hopper 18 during the falling process to cause blockage, thereby affecting the production efficiency.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a raw materials conveyor for ethylene acetate production, includes box (1), a serial communication port, install motor (2) in box (1), the output fixedly connected with action wheel (3) of motor (2), fixedly connected with is from driving wheel connecting rod (6) on box (1) inner wall, the other end rotation of driving wheel connecting rod (6) is connected with from driving wheel (5), the interior top fixedly connected with spring (11) of box (1), the other end fixedly connected with rack (10) of spring (11), install the drive arrangement who is used for driving rack (10) to remove on driving wheel (5), fixedly connected with dead lever (12) on rack (10), one end fixedly connected with bracing piece (13) of rack (10) are kept away from to dead lever (12), fixedly connected with scrapes ring (14) on bracing piece (13), install extrusion box (17) in box (1), install extrusion screw (20) in extrusion box (17), install extrusion box (17) top (18) and be used for installing on the pipeline (19).

2. The raw material conveying device for ethylene acetate production according to claim 1, wherein the driving device comprises a first bevel gear (7), a second bevel gear (8) and an incomplete gear (9), the first bevel gear (7) is fixedly connected with the driven wheel (5), the second bevel gear is rotatably connected on the inner wall of the box body (1), and the second bevel gear (8) is fixedly connected with the incomplete gear (9).

3. Raw material conveying device for ethylene acetate production according to claim 2, characterized in that the first bevel gear (7) and the second bevel gear (8) are intermeshed, and the incomplete gear (9) and the rack (10) are intermeshed.

4. Raw material conveying device for ethylene acetate production according to claim 1, characterized in that the driving wheel (3) is connected with the driven wheel (5) by means of a belt (4).

5. The raw material conveying device for ethylene acetate production according to claim 1, wherein a rotating shaft (15) is rotatably connected to the inside of the box body (1), and an L-shaped rotating plate (16) is sleeved on the rotating shaft (15).

6. The raw material conveying device for ethylene acetate production according to claim 1, wherein the scraper ring (14) is made of ceramic material.