CN218945376U

CN218945376U - Coating spraying device of filter material, filter material and dedusting filter bag

Info

Publication number: CN218945376U
Application number: CN202222314404.0U
Authority: CN
Inventors: 荆敏娟; 钱丰; 孟祥磊; 梁运动; 房利生
Original assignee: Anhui Shiqing Environmental Protection Technology Co ltd
Current assignee: Anhui Shiqing Environmental Protection Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-05-02
Anticipated expiration: 2032-08-31

Abstract

The utility model relates to the technical field of spraying equipment, in particular to a coating spraying device of a filter material, the filter material and a dedusting filter bag, wherein the coating spraying device comprises a base, a spraying box, a first tension roller, a second tension roller and a conveying assembly; the scraper is also included; the scraping plate is positioned between the first tension roller and the second tension roller, and is positioned at the front side of the spraying box along the conveying direction of the filter material; the distance between the scraping plate and the filter material to be sprayed is the same as the thickness of the coating; the scraper is provided with a guide surface for guiding the scraped paint to move towards the edge of the scraper. According to the coating spraying device for the filter material, after the coating is sprayed, the coating can be scraped to be flat, so that the thickness uniformity of the coating is ensured; more importantly, the scraped paint can be timely discharged from the edge of the scraper blade, so that the influence of mass accumulation of the scraped paint on the scraping effect of the scraper blade is avoided, and the quality of the coating is ensured.

Description

Coating spraying device of filter material, filter material and dedusting filter bag

Technical Field

The utility model relates to the technical field of spraying equipment, in particular to a coating spraying device for a filter material, the filter material and a dedusting filter bag.

Background

In the process of producing the filter material, in order to enable the filter material to have various functions, corresponding paint is often required to be sprayed on the filter material. Such as spraying an antistatic coating, a waterproof layer, etc.

The utility model patent with publication number of CN208379178U discloses a spraying device for spraying a waterproof agent on a glass fiber filter material, which uniformly diffuses the waterproof agent on the glass fiber filter material downwards through a vacuum pump by a vacuumizing device, so that the waterproof agent is uniformly diffused on the glass fiber filter material, and the produced glass filter material has good waterproof effect because the waterproof agent is uniformly arranged, and the spraying mode is used for spraying the waterproof agent, so that the consumption of the waterproof agent is greatly reduced compared with the curtain spraying mode, and the production cost is saved. The waterproof agent is sprayed on the filter material in a spraying mode, the spraying uniformity of the coating on the filter material is poor, and although the waterproof agent is permeated into the filter material in a vacuumizing mode, the spraying inside and outside of the filter material is uniform, but the problems of uneven coating surface everywhere and uneven coating surface cannot be solved.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a coating spraying device of a filter material, the filter material and a dedusting filter bag.

The utility model solves the technical problems by the following technical means:

a coating spraying device of a filter material comprises a base, a spraying box, a first tension roller, a second tension roller and a conveying assembly; the spraying box is arranged at the upper part of the base; the first tension roller and the second tension roller are fixed on the base, and the first tension roller and the second tension roller are respectively positioned at two sides of the spraying box; the top end of the first tension roller is equal to the top end of the second tension roller in height;

the scraper is also included; the scraping plate is positioned between the first tension roller and the second tension roller, and is positioned at the front side of the spraying box along the conveying direction of the filter material; the distance between the scraping plate and the filter material to be sprayed is the same as the thickness of the coating; the scraper is provided with a guide surface for guiding the scraped paint to move towards the edge of the scraper.

As an improvement of the technical scheme, the guiding surface is an inclined surface inclined from the middle part of the scraper to the side part, and the inclined direction is gradually inclined from the middle part of the scraper to the side part of the scraper to the filter material conveying direction.

As an improvement of the technical scheme, the coating spraying device of the filter material further comprises a material receiving box; the material receiving box is fixed on the base; the upper end of the material receiving box is provided with a material receiving opening; the projection of the spraying box and the scraping plate in the vertical direction falls into the material receiving opening.

As an improvement of the technical scheme, the coating spraying device of the filter material is characterized in that a first roller frame and a second roller frame are respectively arranged on the first tension roller and the second tension roller; the first roller frame and the second roller frame are fixed on the base; the scraping plate is provided with a mounting frame; the mounting frame is fixed on the second roller frame.

A filter material is processed by the coating spraying device of the filter material.

A dust-removing filter bag is made of the filter material.

The utility model has the advantages that: according to the coating spraying device for the filter material, after the coating is sprayed, the coating can be scraped to be flat, so that the thickness uniformity of the coating is ensured; more importantly, the scraped paint can be timely discharged from the edge of the scraper blade, so that the influence of mass accumulation of the scraped paint on the scraping effect of the scraper blade is avoided, and the quality of the coating is ensured.

Drawings

Fig. 1 is a schematic structural view of a coating spraying device for filtering materials.

Fig. 2 is a schematic view of the relative positions of the scraper, the spray box, the filter medium and the like according to the utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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 and 2, an embodiment of a coating spraying device for filtering materials comprises a base 1, a spraying box 2, a first tension roller 3, a second tension roller 4 and a conveying assembly; the spraying box 2 is arranged at the upper part of the base 1; the first tension roller 3 and the second tension roller 4 are fixed on the base 1, and the first tension roller 3 and the second tension roller 4 are respectively positioned at two sides of the spraying box 2; the top ends of the first tension roller 3 and the second tension roller 4 are equal in height.

During spraying, the filter material 9 is conveyed through a conveying assembly, the specific structure of the conveying assembly is disclosed in the prior art, and the description is omitted herein, and in the conveying process, the spraying box 2 sprays the coating on the filter material 9; the first tension roller 3 and the second tension roller 4 are arranged on two sides of the spraying box 2 and are used for guaranteeing the flatness of filter materials during spraying.

The coating spraying device also comprises a scraping plate 5; the scraping plate 5 is positioned between the first tension roller 3 and the second tension roller 4, and along the conveying direction of the filter material 9, the scraping plate 5 is positioned at the front side of the spraying box; the distance between the scraping plate 5 and the filter material 9 to be sprayed is the same as the thickness of the coating; the scraper 5 is provided with a guide surface 51 for guiding the scraped paint to move toward the side of the scraper 5.

After the paint is sprayed on the filter material 9, the scraper 5 scrapes the paint along with the conveying of the filter material 9, so that the whole flatness of the paint is ensured, the guide surface 51 is arranged on the scraper 5, the scraped paint is guided to the edge of the scraper 51 to be discharged, on one hand, the paint is convenient to recycle, on the other hand, the scraping effect of the scraper is prevented from being influenced by the accumulation of the scraped paint, and the quality of the paint is ensured; of course, the guide surface 51 is on the side of the scraper 5 facing the filter material in the direction of transport of the filter material 9.

According to the coating spraying device for the filter material, after the coating is sprayed, the coating can be scraped to be flat, so that the thickness uniformity of the coating is ensured; more importantly, the scraped paint can be timely discharged from the edge of the scraper blade, so that the influence of mass accumulation of the scraped paint on the scraping effect of the scraper blade is avoided, and the quality of the coating is ensured.

As a modification of the above technical solution, referring to fig. 2, the guiding surface 51 is an inclined surface inclined from the middle part of the scraper 5 to the edge part, and the inclined direction is gradually inclined from the middle part of the scraper 5 to the edge part toward the conveying direction of the filter material 9.

The guide surface 51 is an inclined surface gradually inclined from the middle to the side in the conveying direction, and after the paint is scraped off, the scraped paint moves along the guide surface 51 to the side of the scraper 5 to be discharged, and of course, the guide surface 51 may be an arc surface or a flat surface.

As an improvement of the technical proposal, referring to fig. 1 and 2, the coating spraying device also comprises a material receiving box 6; the material receiving box 6 is fixed on the base 1; the upper end of the material receiving box 6 is provided with a material receiving opening 61; the projection of the spray box 2 and the scraper 5 in the vertical direction falls into the receiving opening 61.

The setting of receiving box 6 is used for retrieving the coating, specifically, because spraying box 2 and scraper blade 5 fall in receiving mouth 61 in the projection of vertical direction, the coating that does not fall on the filter material in the spraying process of spraying box 2 is retrieved by receiving box 6 mostly, simultaneously, and the filter material of scraper blade 5 striking off is discharged the back and is fallen in receiving box 6 and is retrieved from scraper blade 5 limit portion.

As an improvement of the above technical solution, referring to fig. 1 and 2, the first tension roller 3 and the second tension roller 4 are respectively provided with a first roller frame 31 and a second roller frame 41; the first roller frame 31 and the second roller frame 41 are fixed on the base 1; the scraper 5 is provided with a mounting frame 52; the mounting bracket 52 is fixed to the second roller housing 41.

The first roller frame 31 and the second roller frame 41 are used for supporting the first tension roller 3 and the second tension roller 4 respectively, and the installation and support of the scraping plate 5 are realized through the installation frame 52.

Of course, the apparatus for making the filter material is not limited to the above-mentioned coating spraying apparatus.

A dust-removing filter bag is prepared from the filter material.

It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The coating spraying device for the filter material comprises a base (1), a spraying box (2), a first tension roller (3), a second tension roller (4) and a conveying assembly; the spraying box (2) is arranged at the upper part of the base (1); the first tension roller (3) and the second tension roller (4) are fixed on the base (1), and the first tension roller (3) and the second tension roller (4) are respectively positioned at two sides of the spraying box (2); the top end of the first tension roller (3) is equal to the top end of the second tension roller (4); the method is characterized in that:

further comprises a scraper (5); the scraping plate (5) is positioned between the first tension roller (3) and the second tension roller (4) and is positioned at the front side of the spraying box along the conveying direction of the filter material (9); the distance between the scraping plate (5) and the filter material (9) to be sprayed is the same as the thickness of the coating; the scraper (5) is provided with a guide surface (51) for guiding the scraped paint to move towards the edge of the scraper (5).

2. A filter material coating spray apparatus as in claim 1, wherein: the guide surface (51) is an inclined surface inclined from the middle part of the scraper (5) to the edge part, and the inclined direction is gradually inclined from the middle part of the scraper (5) to the edge part to the conveying direction of the filter material (9).

3. A filter material coating spray apparatus as in claim 1, wherein: the coating spraying device also comprises a material receiving box (6); the material receiving box (6) is fixed on the base (1); the upper end of the material receiving box (6) is provided with a material receiving opening (61); the projection of the spraying box (2) and the scraping plate (5) in the vertical direction falls into the material receiving opening (61).

4. A filter material coating spray apparatus as in claim 1, wherein: the first tension roller (3) and the second tension roller (4) are respectively provided with a first roller frame (31) and a second roller frame (41); the first roller frame (31) and the second roller frame (41) are fixed on the base (1); the scraper (5) is provided with a mounting frame (52); the mounting frame (52) is fixed on the second roller frame (41).

5. A filter material, characterized in that: is processed by the coating spraying device of the filter material in any one of claims 1-4.

6. A dust removal filter bag, characterized in that: made from a filter material as claimed in claim 5.