CN211215884U - Dust removal filter bag based on alkali-free bulked glass fiber cloth - Google Patents
Dust removal filter bag based on alkali-free bulked glass fiber cloth Download PDFInfo
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- CN211215884U CN211215884U CN201922181827.8U CN201922181827U CN211215884U CN 211215884 U CN211215884 U CN 211215884U CN 201922181827 U CN201922181827 U CN 201922181827U CN 211215884 U CN211215884 U CN 211215884U
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- dust
- filter bag
- bag body
- glass fiber
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Abstract
The utility model belongs to the technical field of filter equipment, especially, be a dust bag based on alkali-free bulked glass fiber cloth, including the dust bag body and back up coat, the outer wall of the dust bag body is fixedly connected with first acupuncture felt layer, the both ends of the dust bag body are fixedly connected with sack expanding ring, the inner wall of the dust bag body is fixedly connected with the back up coat, the outer wall of the dust bag body is fixedly connected with a plurality of evenly distributed binding fixed bands, the binding fixed bands are provided with locating holes; according to the size of the bag cage and the tightness degree of production needs, the selected proper positioning hole in the bundling fixing belt is connected with the positioning threaded rod, the positioning threaded rod is screwed on the positioning nut to compress and fix the bundling fixing belt, the dust-removing filter bag body and the external bag cage can be fixed through the bundling fixing belt, the probability of falling between the dust-removing filter bag body and the bag cage is reduced, and the dust-removing effect of the device is improved.
Description
Technical Field
The utility model belongs to the technical field of filter equipment, concretely relates to dust bag based on alkali-free bulked glass fiber cloth.
Background
The filter bag is a key part in the operation process of the bag type dust collector, usually, the cylindrical filter bag is vertically hung in the dust collector, the fabric and the design of the filter bag should seek the effects of high-efficiency filtration, easy dust stripping and durability as much as possible, and in the pulse and air box type pulse dust collector, dust is attached to the outer surface of the filter bag. When dust-containing gas passes through the dust collector, dust is trapped on the outer surface of the filter bag, clean gas enters the interior of the filter bag through the filter material, and the cage inside the filter bag is used for supporting the filter bag to prevent the filter bag from collapsing and is helpful for removing and redistributing dust cakes.
The phenomenon that the filter bag falls off from the cage frame can be encountered in the installation and use cost of the dust removal filter bag, for example, the expansion ring of the dust removal filter bag can not be completely opened, the opening is excessive, or the expansion ring is irregular in circle and becomes an oval shape when being opened, which is the reason for falling of the bag of the dust remover, and the dust removal effect of the filter bag in use can be reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pair of dust bag based on alkali-free bulked glass fiber cloth 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 dust-removing filter bag based on alkali-free bulked glass fiber cloth, which comprises a dust-removing filter bag body and a reinforcing layer, the outer wall of the bag body of the dust-removing filter bag is fixedly connected with a first needled felt layer, two ends of the bag body of the dust-removing filter bag are fixedly connected with bag opening expansion rings, the inner wall of the bag body of the dust-removing filter bag is fixedly connected with the reinforcing layer, one surface of the reinforcing layer far away from the bag body of the dust-removing filter bag is fixedly connected with a second needled felt layer, the outer wall of the bag body of the dust-removing filter bag is fixedly connected with a plurality of uniformly distributed binding fixing belts, the binding fixing belts are provided with positioning holes, one end of the binding fixing band far away from the positioning hole is fixedly connected with a positioning threaded rod which is clamped and connected with the binding fixing band in the positioning hole, and the positioning threaded rod is provided with a positioning nut, and the positioning nut is in threaded connection with the positioning threaded rod.
Preferably, the bag body of the dust-removing filter bag and the reinforcing layer are made of alkali-free bulked glass fiber cloth.
Preferably, the thickness of the first needled felt layer and the second needled felt layer is two millimeters to two-point two millimeters.
Preferably, the reinforcing fiber yarns are fixedly connected to the reinforcing layer in a cross distribution mode, and the reinforcing fiber yarns are made of alkali-free expanded glass fiber cloth.
Preferably, the first needled felt layer and the reinforcing fiber yarns are made of glass fiber needled felt.
Preferably, the number of the positioning holes is a plurality, and the positioning holes are uniformly distributed on the bundling and fixing belt.
Compared with the prior art, the beneficial effects of the utility model are that:
when using this device, can be connected the sack expansion loop at dust bag body both ends earlier with the both ends of outside bag cage, then the elasticity degree of size and production needs according to the bag cage, thereby select to tie up suitable locating hole on the fixed band and come to be connected with positioning threaded rod, it compresses tightly fixedly to tie up the fixed band to twist positioning threaded rod to positioning nut again, can fix dust bag body and outside bag cage through tying up the fixed band, reduce the probability that takes place to drop between the dust bag body and the bag cage, thereby improve device's dust removal effect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the bag body and the reinforcing layer of the dust-removing filter bag of the present invention;
FIG. 3 is a schematic structural view of the binding and fixing band of the present invention;
fig. 4 is a schematic structural diagram of the middle reinforcing layer of the present invention.
In the figure: 1. a dust removal filter bag body; 11. a first needled felt layer; 12. a bag opening expanding ring; 2. a reinforcement layer; 21. reinforcing fiber filaments; 22. a second needled felt layer; 3. binding the fixing belts; 31. positioning holes; 32. positioning a threaded rod; 321. and (5) positioning a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a dust removal filter bag based on alkali-free bulked glass fiber cloth, including dust removal filter bag 1 and back up coat 2, the first acupuncture felt layer 11 of 1 outer wall fixedly connected with of dust removal filter bag, 1 both ends fixedly connected with sack expanding ring 12 of dust removal filter bag, 1 inner wall fixedly connected with back up coat 2 of dust removal filter bag, back up coat 2 keeps away from the one side fixedly connected with second acupuncture felt layer 22 of dust removal filter bag 1, fixed band 3 is tied up of a plurality of evenly distributed to 1 outer wall fixedly connected with of dust removal filter bag, tie up and seted up locating hole 31 on the fixed band 3, tie up one end fixedly connected with positioning threaded rod 32 that fixed band 3 kept away from locating hole 31, positioning threaded rod 32 is connected with 3 blocks of tying up fixed band inside locating hole 31, be equipped with positioning nut 321 on positioning threaded rod 32.
In this embodiment: the outer wall of the dust-removing filter bag body 1 is fixedly connected with a first needled felt layer 11, the dust can be blocked and filtered by the first needled felt layer 11, two ends of the dust-removing filter bag body 1 are fixedly connected with bag mouth expansion rings 12, the bag mouth expansion rings 12 can be connected and fixed with an external bag cage during installation, the inner wall of the dust-removing filter bag body 1 is fixedly connected with a reinforcing layer 2, the dust-removing filter bag body 1 can be reinforced by the reinforcing layer 2, the phenomenon of damage of the device is reduced, one surface of the reinforcing layer 2, which is far away from the dust-removing filter bag body 1, is fixedly connected with a second needled felt layer 22, the dust can be blocked and filtered by the second needled felt layer 22, the outer wall of the dust-removing filter bag body 1 is fixedly connected with a plurality of uniformly distributed binding fixing belts 3, the binding fixing belts 3 are provided with positioning holes 31, one end of the binding fixing belts 3, which is far away from the positioning holes 31, is, positioning screw rod 32 is connected at the inside 3 block of fixed band of tying up of locating hole 31, be equipped with positioning screw cap 321 on positioning screw rod 32, positioning screw cap 321 and positioning screw rod 32 threaded connection, can be according to the size of bag cage and the elasticity that the production needs, thereby it comes to be connected with positioning screw rod 32 to select to tie up suitable locating hole 31 on the fixed band 3, it compresses tightly fixedly to tie up fixed band 3 to twist positioning screw rod 32 to positioning screw cap 321 again, can fix the dust bag body 1 and outside bag cage through tying up fixed band 3, reduce the probability that takes place to drop between the dust bag body 1 and the bag cage, thereby improve the dust removal effect of device.
Specifically, the bag body 1 and the reinforcing layer 2 of the dust-removing filter bag are made of alkali-free bulked glass fiber cloth; the alkali-free bulked glass fiber cloth is a novel high-efficiency filter material developed on the basis of continuous alkali-free glass fiber cloth, and is different from the continuous alkali-free glass fiber cloth in that weft yarns of the alkali-free bulked glass fiber cloth consist of alkali-free glass fiber bulked yarns.
Specifically, the thickness of the first needled felt layer 11 and the second needled felt layer 22 is two millimeters to two points and two millimeters; the filtering effect of the device on dust can be ensured.
Specifically, the reinforcing layer 2 is fixedly connected with reinforcing fiber yarns 21 which are distributed in a cross way, and the reinforcing fiber yarns 21 are made of alkali-free expanded glass fiber cloth; the strength of the reinforcing layer 2 can be increased by the cross-distributed reinforcing fiber filaments 21, thereby increasing the service life of the device.
Specifically, the first needled felt layer 11 and the reinforcing fiber yarns 21 are made of glass fiber needled felt; the glass fiber needled felt is a filtering material with reasonable structure and good performance, and is made up by using glass fiber as raw material, using needling needle to needle carded short-cut glass fiber felt, using mechanical method to make the fibers between felt layer glass fibers and reinforced glass fiber base fabric mutually entangled and the fibre web can be reinforced.
Specifically, the number of the positioning holes 31 is several, and the positioning holes 31 are uniformly distributed on the binding and fixing band 3; different positioning holes 31 can be selected according to the production and installation requirements to change the tightness degree of the binding and fixing belt 3.
The utility model discloses a theory of operation and use flow: when using this device, can come to be connected fixedly with outside bag cage sack expanding ring 12, can be according to the size of bag cage and the elasticity that the production needs, thereby select to tie up suitable locating hole 31 on fixed band 3 and come to be connected with positioning screw rod 32, it compresses tightly fixedly to tie up fixed band 3 to screw up positioning screw rod 32 to positioning screw cap 321, can fix the dust removal filter bag body 1 and outside bag cage through tying up fixed band 3, reduce the probability that takes place to drop between the dust removal filter bag body 1 and the bag cage, thereby improve device's dust removal effect, and can play a effect of blockking and filterable to the dust through first acupuncture felt layer 11 and second acupuncture felt layer 22, can consolidate the dust removal filter bag body 1 through back up layer 2.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A dust-removing filter bag based on alkali-free expanded glass fiber cloth comprises a dust-removing filter bag body (1) and a reinforcing layer (2), and is characterized in that a first needled felt layer (11) is fixedly connected to the outer wall of the dust-removing filter bag body (1), bag mouth expansion rings (12) are fixedly connected to two ends of the dust-removing filter bag body (1), the reinforcing layer (2) is fixedly connected to the inner wall of the dust-removing filter bag body (1), and a second needled felt layer (22) is fixedly connected to one surface, far away from the dust-removing filter bag body (1), of the reinforcing layer (2);
fixed band (3) are tied up to dust removal filter bag body (1) outer wall fixedly connected with a plurality of evenly distributed, tie up and seted up locating hole (31) on fixed band (3), tie up fixed band (3) and keep away from the one end fixedly connected with positioning screw rod (32) of locating hole (31), positioning screw rod (32) are in locating hole (31) inside with it connects to tie up fixed band (3) block, be equipped with positioning nut (321) on positioning screw rod (32), positioning nut (321) with positioning screw rod (32) threaded connection.
2. The dust removal filter bag based on the alkali-free bulked glass fiber cloth of claim 1, wherein: the dedusting filter bag body (1) and the reinforcing layer (2) are made of alkali-free bulked glass fiber cloth.
3. The dust removal filter bag based on the alkali-free bulked glass fiber cloth of claim 1, wherein: the thickness of the first needled felt layer (11) and the second needled felt layer (22) is two millimeters to two points and two millimeters.
4. The dust removal filter bag based on the alkali-free bulked glass fiber cloth of claim 1, wherein: the reinforced fiber cloth is characterized in that reinforcing fiber yarns (21) which are distributed in a cross mode are fixedly connected to the reinforcing layer (2), and the reinforcing fiber yarns (21) are made of alkali-free expanded glass fiber cloth.
5. The dust removal filter bag based on the alkali-free bulked glass fiber cloth of claim 4, wherein: the first needled felt layer (11) and the reinforcing fiber yarns (21) are made of glass fiber needled felt.
6. The dust removal filter bag based on the alkali-free bulked glass fiber cloth of claim 1, wherein: the number of the positioning holes (31) is a plurality, and the positioning holes (31) are uniformly distributed on the bundling and fixing band (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181827.8U CN211215884U (en) | 2019-12-10 | 2019-12-10 | Dust removal filter bag based on alkali-free bulked glass fiber cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181827.8U CN211215884U (en) | 2019-12-10 | 2019-12-10 | Dust removal filter bag based on alkali-free bulked glass fiber cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211215884U true CN211215884U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922181827.8U Expired - Fee Related CN211215884U (en) | 2019-12-10 | 2019-12-10 | Dust removal filter bag based on alkali-free bulked glass fiber cloth |
Country Status (1)
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| CN (1) | CN211215884U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307416A (en) * | 2021-12-30 | 2022-04-12 | 江苏东方滤袋股份有限公司 | Dust removal filter bag based on alkali-free bulked glass fiber cloth |
| CN115382298A (en) * | 2022-09-22 | 2022-11-25 | 清源创新实验室 | Filtering material for solid-liquid separation, filter bag and online regeneration method thereof |
-
2019
- 2019-12-10 CN CN201922181827.8U patent/CN211215884U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307416A (en) * | 2021-12-30 | 2022-04-12 | 江苏东方滤袋股份有限公司 | Dust removal filter bag based on alkali-free bulked glass fiber cloth |
| CN115382298A (en) * | 2022-09-22 | 2022-11-25 | 清源创新实验室 | Filtering material for solid-liquid separation, filter bag and online regeneration method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211210 |