CN219405009U - Discharging device capable of preheating raw materials for EVA (ethylene-vinyl acetate) board production - Google Patents

Abstract

The utility model relates to the technical field of EVA (ethylene-vinyl acetate) board production, in particular to a blanking device capable of preheating raw materials for EVA board production, which comprises a blanking barrel, wherein a top cover is fixedly connected to the outer side of the top of the blanking barrel, an exhaust fan is fixedly connected to the top of the top cover, a connecting pipe is fixedly connected to the top end of the exhaust fan, a connecting shell is fixedly connected to the other end of the connecting pipe, air supply pipes are fixedly connected to the left end and the right end of the connecting shell, and a heating device is fixedly connected to the other end of the air supply pipe.

Description

Discharging device capable of preheating raw materials for EVA (ethylene-vinyl acetate) board production

Technical Field

The utility model relates to the technical field of EVA (ethylene-vinyl acetate) board production, in particular to a blanking device capable of preheating raw materials for EVA board production.

Background

EVA is prepared by copolymerizing ethylene-vinyl acetate copolymer with ethylene and vinyl acetate, and is called EVA for short, E/VAC, the polymerization method uses high-pressure bulk polymerization, solution polymerization, emulsion polymerization and suspension polymerization, emulsion polymerization is adopted when the vinyl acetate content is higher than 30%, high-pressure bulk polymerization is adopted when the vinyl acetate content is low, EVA plates are also one of important waterproof plates, and raw materials are usually fed into a production device by using a blanking device during production of the EVA plates.

When the conventional discharging device for EVA board production is used, raw materials are often directly fed into the melting feeding device through the discharging device, and a large amount of water vapor and dust possibly exist in the raw materials at the moment, so that impurities are contained in the raw materials when the raw materials are melted, the impurities in the finished EVA board production are increased, and therefore, the discharging device capable of preheating the raw materials for EVA board production is provided for the problems.

Disclosure of Invention

The utility model aims to provide a blanking device capable of preheating raw materials for EVA board production, so as to solve the problem that the raw materials contain moisture and dust.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a unloader that EVA panel production was with can preheating raw and other materials, includes the feed cylinder, feed cylinder top outside fixedly connected with top cap, fixedly connected with air exhauster in the top cap top, air exhauster top fixedly connected with connecting pipe, connecting pipe other end fixedly connected with coupling shell, both ends all fixedly connected with air supply pipe about the coupling shell, the other end fixedly connected with heating device of air supply, one side fixedly connected with intake pipe that heating device is close to the feed cylinder, intake pipe other end outside fixedly connected with feed cylinder, feed cylinder below outside fixedly connected with backup pad, feed cylinder directly over the upside rotate and be connected with the feed cap.

Preferably, the connection shell rear is equipped with the installation shell, the dead ahead fixedly connected with collection dirt piece of installation shell, the inseparable laminating in outer side in dead ahead of collection dirt piece has the sealing ring, sealing ring dead ahead and connection shell fixed connection, be equipped with the fixed screw that is bilateral symmetry setting in the installation shell rear, the outside screwed connection in dead screw dead ahead has fixation nut, fixation nut rear and connection shell fixed connection.

Preferably, the lower part is closely attached with a dustproof net cover in the blanking barrel, and air inlet pipes are arranged on the left side and the right side of the dustproof net cover.

Preferably, the number of the air supply pipes is two, the air supply pipes are arranged in an arc shape, and a supporting plate is arranged right below the air supply pipes.

Preferably, the left side and the right side of the bottom of the supporting plate are fixedly connected with the heating device, and the rear part of the top of the supporting plate is fixedly connected with the connecting shell.

Preferably, a sealing plate is fixedly connected to the rear part in the installation shell, the sealing plate is fixedly connected with the dust collecting block, and the front part of the sealing plate is tightly attached to the connection shell.

Preferably, the left and right sides of the dust collecting block are respectively provided with an air supply pipe, and the left and right sides of the rear of the dust collecting block are respectively provided with a fixing nut.

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

1. according to the utility model, through the arranged blanking barrel, the top cover, the exhaust fan, the connecting pipe, the connecting shell, the air supply pipe, the heating device and the air inlet pipe, heated air can be conveniently fed into the blanking barrel, raw materials in the blanking barrel are preheated, and meanwhile, water vapor is evaporated, so that the water vapor in the raw materials is reduced, the EVA board production effect is better, and the raw materials can be prevented from falling into the air inlet pipe through the arranged dustproof net cover;

2. according to the utility model, through the installation shell, the fixing screw, the fixing nut, the dust collecting block, the sealing plate and the sealing ring, air can be conveniently filtered, moisture and dust in the air can be conveniently collected, dust and moisture in raw materials are reduced, dust in an EVA board finished product is reduced, and the EVA board production effect is better.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the rear side structure of the present utility model;

FIG. 3 is a top plan view of the support plate of the present utility model;

FIG. 4 is a schematic view of the installation structure of the dust cap of the present utility model;

FIG. 5 is a top plan view of an assembly of the present utility model;

FIG. 6 is a schematic view of the mounting structure of the mounting shell of the present utility model;

fig. 7 is a schematic diagram of the structure of fig. 5 a according to the present utility model.

In the figure: 1-blanking cylinder, 2-top cover, 3-feeding cover, 4-exhaust fan, 5-connecting pipe, 6-connecting shell, 7-air supply pipe, 8-heating device, 9-air inlet pipe, 10-dustproof net cover, 11-supporting plate, 12-installation shell, 13-set screw, 14-set nut, 15-dust collecting block, 16-sealing plate and 17-sealing ring.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the present utility model provides a technical solution:

the utility model provides a unloader that EVA panel production was with can preheating raw and other materials, including a blanking section of thick bamboo 1, blanking section of thick bamboo 1 top outside fixedly connected with top cap 2, fixedly connected with air exhauster 4 in the top of top cap 2, air exhauster 4 top fixedly connected with connecting pipe 5, connecting pipe 5 other end fixedly connected with coupling shell 6, both ends all fixedly connected with air pipe 7 about coupling shell 6, air pipe 7 other end fixedly connected with heating device 8, one side fixedly connected with intake pipe 9 that heating device 8 is close to blanking section of thick bamboo 1, intake pipe 9 other end outside fixedly connected with blanking section of thick bamboo 1, blanking section of thick bamboo 1 below outside fixedly connected with backup pad 11, blanking section of thick bamboo 1 directly over the upside rotate and be connected with feeding cap 3, preheat raw and other materials through this setting, reduce the moisture in the raw and other materials.

The installation shell 12 is arranged behind the connection shell 6, the dust collecting block 15 is fixedly connected to the right front side of the installation shell 12, the sealing rings 17 are tightly attached to the outer sides of the right front side of the dust collecting block 15, the supporting plates 11 are arranged under the air supplying pipes 7, the left side and the right side of the bottoms of the supporting plates 11 are fixedly connected with the heating device 8, the fixing screws 13 which are arranged in bilateral symmetry are arranged behind the installation shell 12, the fixing nuts 14 are spirally connected to the outer sides of the right front side of the fixing screws 13, the rear sides of the fixing nuts 14 are fixedly connected with the connection shell 6, dust and vapor can be conveniently collected through the arrangement, the dust collecting screen sleeve 10 is tightly attached to the lower portion of the blanking cylinder 1, the air supplying pipes 7 are arranged on the left side and the right side of the dust collecting screen sleeve 10, the air supplying pipes 9 are arranged on the left side and the right side of the air supplying pipes 7, the air supplying pipes 7 are arranged in an arc shape, the left side and the right side of the bottom of the air supplying pipes 7 are fixedly connected with the heating device 8, the rear sides of the supporting plates 11 are fixedly connected with the connection shell 6, dust in the raw materials can be conveniently collected through the arrangement, the sealing plates 16 are fixedly connected to the rear sides of the installation shell 12, the dust in the installation shell 16 can be conveniently, dust in the dust collecting box 15 is tightly attached to the dust collecting block 15, dust and the dust collecting pipe 15 is conveniently attached to the left side and the dust collecting pipe 15 through the right side of the dust collecting pipe 15, the dust collecting pipe and the dust collecting pipe 15.

The working flow is as follows: when the discharging device for EVA sheet production is used, firstly, a discharging barrel arranged in the discharging device is connected with the production device, then, a feeding cover 3 is opened, raw materials are fed into the discharging barrel 1, then, a heating device 8 and an exhaust fan 4 are started, at this time, the exhaust fan 4 pumps air in the discharging barrel 1 into a connecting shell 6 through a connecting pipe 5, at this time, the air is filtered through a dust collecting block 15, then, the air enters the heating device 8 through an air supply pipe 9, at this time, a heating wire in the heating device 8 is electrified to generate heat, the air is heated when passing through the heating wire arranged in the heating device 8, then, the heated air enters the discharging barrel 1 through an air inlet pipe 9, then, hot air enters between the raw materials, at this time, the raw materials can be preheated through the heat in the air, and at the same time, under the action of the exhaust fan 4, the heated air is pumped upwards, the air passes through the raw materials and upwards enters the exhaust fan 4, dust in the raw materials and evaporated water vapor can be pumped into the connecting shell 6 through the air, the dust is filtered through the dust collecting block 15 in the connecting shell 6, after the use is finished, the power supply is disconnected, the fixing screw 13 is detached, the mounting shell 12 is taken out, the dust collecting block 15 is cleaned, the dust collecting block 15 is installed in the connecting shell 6 after the cleaning is finished, the dust collecting block 15 enters the sealing ring 17 right in front, then the fixing screw 13 penetrates through the mounting shell 12 and the connecting shell 6, and then the fixing screw 13 is spirally connected with the fixing nut 14 by rotating the fixing screw 13, and the dust collecting block 15 is tightly attached to the connecting shell 6 right in front through the sealing plate 16.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a unloader that EVA panel production was with preheating raw and other materials, includes feed cylinder (1), its characterized in that: the top cover (2) is fixedly connected to the outer side of the top of the blanking barrel (1), the exhaust fan (4) is fixedly connected to the inner side of the top cover (2), the connecting pipe (5) is fixedly connected to the top end of the exhaust fan (4), the connecting shell (6) is fixedly connected to the other end of the connecting pipe (5), the air supply pipes (7) are fixedly connected to the left end and the right end of the connecting shell (6), the automatic feeding device is characterized in that the heating device (8) is fixedly connected to the other end of the air supply pipe (7), an air inlet pipe (9) is fixedly connected to one side, close to the feeding barrel (1), of the heating device (8), the feeding barrel (1) is fixedly connected to the outer side of the other end of the air inlet pipe (9), a supporting plate (11) is fixedly connected to the outer side of the lower portion of the feeding barrel (1), and a feeding cover (3) is rotatably connected to the upper side, right in front of the feeding barrel (1).

2. The discharging device capable of preheating raw materials for EVA sheet production according to claim 1, wherein: the utility model discloses a dust collection device, including connecting shell (6), mounting shell (12) dead ahead fixedly connected with dust collection piece (15), closely laminate in the outside in the dead ahead of dust collection piece (15) has sealing ring (17), sealing ring (17) dead ahead and connecting shell (6) fixed connection, be equipped with in mounting shell (12) the rear and be set up set screw (13) of bilateral symmetry, set screw (13) dead ahead outside screwed connection has fixation nut (14), fixation nut (14) rear and connecting shell (6) fixed connection.

3. The discharging device capable of preheating raw materials for EVA sheet production according to claim 1, wherein: the lower part in the blanking barrel (1) is tightly attached with a dustproof net cover (10), and air inlet pipes (9) are arranged on the left side and the right side of the dustproof net cover (10).

4. The discharging device capable of preheating raw materials for EVA sheet production according to claim 1, wherein: the number of the air supply pipes (7) is two, the air supply pipes (7) are arranged in an arc shape, and a supporting plate (11) is arranged right below the air supply pipes (7).

5. The discharging device capable of preheating raw materials for EVA sheet production according to claim 1, wherein: the left side and the right side of the bottom of the supporting plate (11) are fixedly connected with the heating device (8), and the rear part of the top of the supporting plate (11) is fixedly connected with the connecting shell (6).

6. The discharging device capable of preheating raw materials for producing EVA sheets according to claim 2, wherein the discharging device is characterized in that: the installation shell (12) is internally and fixedly connected with a sealing plate (16), the sealing plate (16) is internally and fixedly connected with a dust collecting block (15), and the front part of the sealing plate (16) is tightly attached to the connection shell (6).

7. The discharging device capable of preheating raw materials for producing EVA sheets according to claim 2, wherein the discharging device is characterized in that: air supply pipes (7) are arranged on the left side and the right side of the dust collection block (15), and fixing nuts (14) are arranged on the left side and the right side of the rear of the dust collection block (15).