CN208612024U - A kind of new and effective dedusting fold cloth bag - Google Patents

Abstract

The utility model discloses a kind of new and effective dedusting fold cloth bags, including bag body, the upper end of the bag body opens up sack, the sack is connected to the air inlet port of upper box, the lower end of the sack is sewed and connected the upper end of keel set, the lower end of the keel set is sewed and connected the upper end of fold filter bag, the upper semisection partial outer face set of the fold filter bag, which is pricked, the first shrinking-proof ring, the lower semisection partial outer face set of the fold filter bag, which is pricked, the second shrinking-proof ring, the lower end of the fold filter bag is sewed and connected the upper end at bag bottom, the lower port at the bag bottom is connected to the air outlet of lower box.The utility model high-effective dust-removing fold cloth bag, the air quantity that can increase substantially existing deduster increase production capacity；Deduster is greatly improved to the arresting efficiency of dust especially PM2.5 and PM10 ultrafine dust；Significant decrease system operation energy consumption and maintenance cost；Extend cloth bag service life；Dust collector box body volume is greatly lowered in new duster use in fold cloth bag.

Description

A kind of new and effective dedusting fold cloth bag

Technical field

The utility model relates to high-effective dust-removing technical field, specifically a kind of new and effective dedusting fold cloth bag.

Background technique

Deduster or cleaner are the equipment that dust is separated from flue gas, and bag filter is that a kind of dry type is high Deduster is imitated, it is a kind of dry dust removal apparatus, it is suitable for trapping tiny, dry non-fiber dust, and filter bag, which uses, to be spun The filter cloth knitted or nonwoven felt are at trapping solid in dusty gas using the bag type filter elements of fibrous braid production The dust-extraction unit of particulate matter.Its action principle is that grit is blocked due to inertia force effect is collided with fiber when around fiber cloth It cuts, when dusty gas enters bag filter, particle is big, heavy dust since the effect of gravity settles down falls into ash Bucket, for the gas containing relatively fine dust when passing through filtrate, dust is purified gas by detention.

But currently used bag filter is mostly straight barrel type cloth bag, this cloth bag nowadays has that all kinds of corrupt practices creep in, such as Air quantity production capacity is limited, and arresting efficiency is single, and cost energy consumption is huge and the service life of filter bag is too short.Therefore, those skilled in the art Member provides a kind of new and effective dedusting fold cloth bag, to solve the problems mentioned in the above background technology.

Utility model content

The purpose of this utility model is to provide a kind of new and effective dedusting fold cloth bags, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions:

A kind of new and effective dedusting fold cloth bag, including bag body, the upper end of the bag body open up sack, the sack connection In the air inlet port of upper box, the lower end of the sack is sewed and connected the upper end of keel set, and the lower end of the keel set, which is sewed, to be connected The upper end of fold filter bag is connect, the upper semisection partial outer face set of the fold filter bag, which is pricked, the first shrinking-proof ring, the fold filter bag Lower semisection partial outer face set prick have the second shrinking-proof ring, the lower end of the fold filter bag is sewed and connected the upper end at bag bottom, described The lower port at bag bottom is connected to the air outlet of lower box, and the inner surface of the fold filter bag is provided with internal layer, the fold filter The outer surface of bag is provided with outer layer.

As a further solution of the present invention: middle cabinet is provided on the outside of the fold filter bag, middle cabinet bottom end The ash hopper of deduster is installed.

The middle cabinet is internally provided with air inlet and out let, air inlet and out let as a further solution of the present invention, Port faces the outer surface of fold filter bag.

The keel set fixing sleeve is on internal keel head as a further solution of the present invention, the dragon The internal layer of bone set and fold filter bag is mounted on the keel shoe of aluminum alloy material.

The fold filter bag is outside filtering type filter bag of dust collector, the raising middle flask as a further solution of the present invention, Dusty gas is conveyed in body, the dusty gas is passed into inside, the inside wind of the fold filter bag on the outside of fold filter bag Send out clean gas in road.

The fold filter bag is absolute precision seamless filtering bag, You Chunju third as a further solution of the present invention, Alkene capillary fiber hot melt is sprayed into type, and the internal layer is to provide the thickening in-depth filtration material of layered filtration, the outer layer jacket The heavy caliber for the in-depth filtration effect for having enhancing whole holds miscellaneous filter core, and the fold filter bag highest filtering accuracy reaches 3um.

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

1, the new and effective dedusting fold cloth bag, the air quantity for increasing substantially existing deduster increase production capacity, use easy filter Fold cloth bag does not need to be transformed body of deduster to existing cleaner reform, directly replaces existing cloth bag and keel, can Increase system filter area 50-150%, is the best modification scheme for improving dust pelletizing system production efficiency and capacity.

2, the new and effective dedusting fold cloth bag greatly improves deduster to dust especially PM2.5 and PM10 superfine powder The arresting efficiency of dirt substitutes common round or oval cloth bag using easy filter fold cloth bag and increases substantially system filter area, can be straight Reduction air cloth ratio is connect, system pressure difference and pulse jet frequency is greatly lowered, so that the dust emission that system is greatly lowered is special It is not the discharge of ultrafine dust.

3, the new and effective dedusting fold cloth bag significantly reduces system operation energy consumption and maintenance cost, uses easy filter fold Cloth bag replaces common cylinder or cylindroid cloth bag, system pressure difference to be greatly lowered, fan energy consumption sharp fall；It is aobvious to spray frequency Writing reduces, thus compressed air usage amount significantly reduces, and injection system component deterioration is also greatly reduced.

4, the new and effective dedusting fold cloth bag extends cloth bag service life, replaces common circle using easy filter fold cloth bag Or oval cloth bag, unique filter bag and keel combination completely avoid ordinary keel cross-brace ring to the fatigue damage of filter bag, In addition lower operation pressure and blowing frequency, cloth bag fatigue damage are greatly lowered, and the service life significantly extends.

5, the new and effective dedusting fold cloth bag is greatly lowered dust collector box body volume in new duster use, newly removes Dirt device replaces common round or oval cloth bag, under the conditions of same air cloth ratio, dust collector box body and pulse using easily filter fold cloth bag Injection system can be greatly reduced, guarantee or improve system effectiveness while reduce injection system reduce original equipment investment and Occupied area.

Detailed description of the invention

Fig. 1 is a kind of schematic perspective view of new and effective dedusting fold cloth bag.

Fig. 2 is side structure schematic diagram in a kind of new and effective dedusting fold cloth bag.

Fig. 3 is upper end overlooking structure diagram in a kind of new and effective dedusting fold cloth bag.

Fig. 4 is fold filter bag deployed configuration schematic diagram in a kind of new and effective dedusting fold cloth bag.

In figure: 1, bag body；2, sack；3, keel set；4, fold filter bag；5, the first shrinking-proof ring；6, the second shrinking-proof ring；7, bag Bottom；8, internal layer；9, outer layer.

Specific embodiment

Please refer to Fig. 1~4, in the utility model embodiment, a kind of new and effective dedusting fold cloth bag, including bag body 1, bag The upper end of body 1 opens up sack 2, and sack 2 is connected to the air inlet port of upper box, and the lower end of sack 2 is sewed and connected the upper of keel set 3 End, the lower end of keel set 3 are sewed and connected the upper end of fold filter bag 4, and it is anti-that the upper semisection partial outer face set of fold filter bag 4 pricks first The lower semisection partial outer face set of flat ring 5, fold filter bag 4 pricks the second shrinking-proof ring 6, and the lower end of fold filter bag 4 is sewed and connected bag bottom 7 Upper end, the lower port at bag bottom 7 is connected to the air outlet of lower box, and internal layer 8, fold filter is arranged in the inner surface of fold filter bag 4 Outer layer 9 is arranged in the outer surface of bag 4.

In the present embodiment, for reasonable installation filter bag, it is preferred that cabinet in the outside setting of fold filter bag 4, middle cabinet bottom The ash hopper of end installation deduster.

In the present embodiment, in order to improve air quantity, it is preferred that air inlet and out let, air inlet and out let port is arranged in the inside of middle cabinet Face the outer surface of fold filter bag 4.

In the present embodiment, in order to support gas pressure, it is preferred that keel cover 3 fixing sleeves on internal keel head, keel The internal layer of set 3 and fold filter bag 4 is respectively mounted the keel shoe of aluminum alloy material.

In the present embodiment, for the ease of removing dust, it is preferred that fold filter bag 4 is outside filtering type filter bag of dust collector, middle cabinet Middle conveying dusty gas, dusty gas are passed into inside from the outside of fold filter bag 4, and the inside air duct of fold filter bag 4 is sent out clear Clean gas.

In the present embodiment, in order to improve filtering accuracy, it is preferred that fold filter bag 4 is absolute precision seamless filtering bag, You Chunju Propylene capillary fiber hot melt is sprayed into type, and internal layer 8 is to provide the thickening in-depth filtration material of layered filtration, 9 sets of outer layer enhancings The heavy caliber of whole in-depth filtration effect holds miscellaneous filter core, and 4 highest filtering accuracy of fold filter bag reaches 3um.

The working principle and operating process of the utility model are: firstly, bag filter structure mainly by upper box body, in The part such as portion's cabinet, lower part box, soot cleaning system and ash exhauster forms, and wherein the fold filter bag 4 of this example is outside filtering type dedusting Device filter bag, conveys dusty gas in middle cabinet, and dusty gas is passed into inside from the outside of fold filter bag 4, fold filter bag 4 it is interior Clean gas is sent out in portion air duct, and then, fold filter bag 4 is absolute precision seamless filtering bag, is heated and is sprayed by virgin pp capillary fiber Molding, the internal layer 8 of fold filter bag 4 is to thicken in-depth filtration material, to provide layered filtration；Outer layer 9 is cased with heavy caliber filter core, To further enhance whole in-depth filtration effect, improves and accommodate impurity ability.General new filtrate after a period of use, by In effects such as sieving, collision, delay, diffusion, electrostatic, filter bag surface has gathered one layer of dust, this layer of dust is known as bonding layer, herein In later motion process, bonding layer is at the main filtration layer of filtrate, and by the effect of bonding layer, the biggish filtrate of mesh can also be obtained Higher filter efficiency is obtained, as dust is in the accumulation of filter material surface, the efficiency and resistance of deduster are all accordingly increased, and work as filter When expecting that the pressure difference of two sides is very big, the tiny grit on filtrate some can be attached to and squeeze the past, made under dust collector efficiency Drop.In addition, the excessively high air quantity that can make dust pelletizing system of the resistance of deduster is remarkably decreased, therefore, the resistance of deduster reaches certain After numerical value, timely deashing, when deashing, cannot destroy bonding layer, in case efficiency declines, finally, the first shrinking-proof ring during the filtration process 5 and second shrinking-proof ring 6 can guarantee that fold filter bag 4 obtains binding force under high wind pressure, and in keel set 3 and fold filter bag 4 The keel in portion also provide holding power accordingly, and bag body 1 can realize high-effective dust-removing as a result,.

Claims (6)

1. a kind of new and effective dedusting fold cloth bag, including bag body (1), which is characterized in that the upper end of the bag body (1) opens up bag Mouth (2), the sack (2) are connected to the air inlet port of upper box, and the lower end of the sack (2) is sewed and connected keel set (3) Upper end, the lower end of the keel set (3) are sewed and connected the upper end of fold filter bag (4), the upper semisection part of the fold filter bag (4) Appearance surface cover bundle has the first shrinking-proof ring (5), and the lower semisection partial outer face set of the fold filter bag (4), which is pricked, the second shrinking-proof ring (6), the lower end of the fold filter bag (4) is sewed and connected the upper end of a bag bottom (7), and the lower port of the bag bottom (7) is connected to nowel The inner surface of the air outlet of body, the fold filter bag (4) is provided with internal layer (8), the outer surface setting of the fold filter bag (4) There are outer layer (9).

2. a kind of new and effective dedusting fold cloth bag according to claim 1, which is characterized in that the fold filter bag (4) Outside be provided with middle cabinet, middle cabinet bottom end is equipped with the ash hopper of deduster.

3. a kind of new and effective dedusting fold cloth bag according to claim 2, which is characterized in that the inside of the middle cabinet It is provided with air inlet and out let, air inlet and out let port faces the outer surface of fold filter bag (4).

4. a kind of new and effective dedusting fold cloth bag according to claim 1, which is characterized in that the keel set (3) is solid Surely it covers on internal keel head, the internal layer of the keel set (3) and fold filter bag (4) is mounted on the keel of aluminum alloy material Frame.

5. a kind of new and effective dedusting fold cloth bag according to claim 3, which is characterized in that the fold filter bag (4) For outside filtering type filter bag of dust collector, dusty gas is conveyed in the middle cabinet, the dusty gas is logical from the outside of fold filter bag (4) Enter to inside, clean gas is sent out in the inside air duct of the fold filter bag (4).

6. a kind of new and effective dedusting fold cloth bag according to claim 1, which is characterized in that the fold filter bag (4) For absolute precision seamless filtering bag, type is sprayed by virgin pp capillary fiber hot melt, the internal layer (8) is to provide layered filtration Thickening in-depth filtration material, the heavy caliber that the outer layer (9) is cased with the whole in-depth filtration effect of enhancing holds miscellaneous filter core, described Fold filter bag (4) highest filtering accuracy reaches 3um.