CN208893835U - Deduster filter cylinder - Google Patents
Deduster filter cylinder Download PDFInfo
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- CN208893835U CN208893835U CN201821012532.7U CN201821012532U CN208893835U CN 208893835 U CN208893835 U CN 208893835U CN 201821012532 U CN201821012532 U CN 201821012532U CN 208893835 U CN208893835 U CN 208893835U
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Abstract
The utility model discloses deduster filter cylinders, including cylinder, cylinder upper end opening connects upper flanges ring, cylinder lower ending opening connects sealed bottom flange, cylinder is coated with filter material, and filter material is fixed by upper flanges ring and sealed bottom flange, and the lower end surface of the upper flanges ring is integrally formed with longitudinal sealing slot, sealing rubber ring is arranged in longitudinal sealing slot, the sealing rubber ring periphery is provided with the radial seal slot for connecting card；The deduster filter cylinder of the utility model solves the problems, such as that existing filter cylinder sealing is insecure, and upper flanges ring and card realize that radially self-locking, sealing performance are reliable, achieve the purpose that discharge is effectively reduced.
Description
Technical field
The present invention relates to deduster technical fields, more particularly, to a kind of deduster filter cylinder.
Background technique
Currently, being to be bonded after being folded with non-woven fabrics, so a filter cylinder is suitable due to the filter material of filter cartridge dust remover
The cloth bag of same length is no less than 15, therefore, compact-sized, small in size, and it is that filter cartridge dust remover is maximum that processing capacity is big etc.
One of advantage.
Existing filter cylinder installation is by the way of side dress (oblique cutting installation) or upper dress (right angle setting), and upper dress (vertical peace
Dress) it is better than side dress (oblique cutting installation) ash-removal effect, and production and replacement filter cylinder are more simple, currently, vertically arranged filter cylinder
Structure, function point four major parts are seen below (see Fig. 1):
1. upper flanges ring；Function is will to separate between dust-laden room and clean room, and play sealing and fold filter material adhesion and make
With；
2. middle section connects mesh tube；According to the length for folding filter material, while connecting flange in the bottom and bearing folding filter is played
Material skeleton function；
3. sealed bottom flange；One effect is to connect mesh tube by middle section to weld upper flanges, and upper/lower terminal flange is viscous
Even fold filter material, formed obturator, no matter dusty gas from it is interior or it is external all must through fold filter material be filtered.Another work
With the purpose then also having for compressing upper flanges to " partition orifice plate "；
4. filter material；Majority is folded using non-woven fabrics or non-woven fabrics peritonaeum material, plays dust removal and filtration, length one
As at 1.8 meters or so, filter cylinder producer out of the ordinary also have production to 2.4 meters；
5. sealing rubber ring: for upper flanges and separating the sealed connection between orifice plate (claiming card).
It is close however using end face seal between above-mentioned cartridge structure upper flanges and partition orifice plate (claiming card)
It is not high to seal reliability, is easy to appear super row's phenomenon, i.e. sealing between upper flanges and partition orifice plate (claiming card) in use
When rubber ring generates gap or tearing, also there are a large amount of radiation dust in end face, air leakage phenomena occurs.
To reducing discharge, must just solving upper flanges and separating the sealing reliability of orifice plate (claiming card), because removing
Dirt device in operation, periodically can be reversely blown into filter cylinder, it is intended that vibrated using high-amplitude and reversed to reduce filter medium resistance
Air-flow clears up " ash cake " of filter material another side, since frequent high-amplitude vibrates, the foamed glue " hardening " of upper flanges can be made to fail,
In short, facts proved that must then improve the flat of partition orifice plate (claiming card) if continuing to improve reliability using end face seal
Face degree and processing roughness, so big card is if being cold worked manufacture, and cost if can be " sky-high price ", so one
Just meeting price is higher by as many as bag filter three times for the pulse filter cylinder dedusting of a little imports.Enterprise's " rising " must just be conformed to the principle of simplicity
In the case that single manufacture requires, and it is close with upper flanges without influencing partition orifice plate (claiming card) to resist long-term high-amplitude vibration
Sealing property.
Summary of the invention
In order to solve the above-mentioned existing problems, the present invention provides a kind of upper flanges ring can with card realize radially self-locking,
Sealing performance is reliable, reaches the deduster filter cylinder that discharge is effectively reduced.
The technical solution of the present invention is as follows: a kind of deduster filter cylinder, including cylinder, cylinder upper end opening connect upper flanges
Ring, cylinder lower ending opening connect sealed bottom flange, and cylinder is coated with filter material, and filter material passes through upper flanges ring and sealed bottom
Flange is fixed, and the lower end surface of the upper flanges ring is arranged with integrally formed with longitudinal sealing slot in longitudinal sealing slot
Sealing rubber ring, the sealing rubber ring periphery are provided with the radial seal slot for connecting card.
The longitudinal sealing slot includes first longitudinal direction sealing slot and second longitudinal direction sealing slot, and second longitudinal direction sealing is inserted
For slot position on the outside of first longitudinal direction sealing slot, first longitudinal direction sealing slot and filter material upper end realize that sealing is fixed, described the
The sealing rubber ring is arranged in two longitudinal sealing slots.
Separated between the first longitudinal direction sealing slot and second longitudinal direction sealing slot by annular space wall, annular space
Wall is provided with an at least protrusion towards second longitudinal direction sealing slot on one side.
The one side of the sealed bottom flange towards inner barrel is in recessed semicircle spherical.
It as a further improvement of the present invention, further include having water conservancy diversion Taper Pipe, the bigger diameter end and upper flanges ring of water conservancy diversion Taper Pipe
Connection, miner diameter end are located at inner barrel.
Angle between the inner wall and cylinder of the water conservancy diversion Taper Pipe is 15-30 °.
Connection viscose glue is provided between the first longitudinal direction sealing slot and filter material.
Connection viscose glue is provided between the sealed bottom flange and filter material.
The filter material periphery be provided be spaced uniform at least three or more than band.
The radial seal slot internal diameter of the sealing rubber ring is 345mm.
The invention has the benefit that
1, deduster filter cylinder of the invention is by being arranged longitudinal sealing slot, longitudinal sealing in upper flanges ring lower end surface
It is arranged the sealing rubber ring with radial seal slot in slot, constitutes the radially self-locking sealing structure of upper flanges ring, it should
Structure makes the installation of card and filter cylinder connection simpler, and sealing is more reliable, has prevented gas leak phenomenon, has improved deduster
Filtering accuracy, concentration of emission can be down to 3.7 mg/m3 down to concentration of emission；
2, the upper flanges ring that deduster filter cylinder of the invention is sealed by using radially self-locking, simplify filter cylinder installation,
The difficulty of replacement mitigates the labor intensity of installation, maintenance；
3, deduster filter cylinder of the invention is by using the one side towards inner barrel in the bottom of recessed semicircle spherical
The compressed gas sprayed down can be reflected off filter material and sealed bottom flange cementing line simultaneously by portion's sealing flange, semicircle spherical
Uniformly upwards, enable filter cylinder to bear bigger blowback pressure and tolerance, realize the filtering drum dust removing for using common non-woven fabric filter material
Device can be applied to Wind Volume, concentration dusty occasion purpose, reduce cost payout, while reaching efficient deashing purpose,
Reduce the phenomenon that filter cylinder folder ash is at " ash cake "；
4, deduster filter cylinder of the invention by using water conservancy diversion Taper Pipe increase filter material blowback moment reversed air quantity to mention
High cartridge interior reverse pressure, so reversed wind of high pressure further blow off the viscous ash of surface of filter medium, realize and thoroughly eradicate pulse
Filter cartridge dust remover easily presss from both sides the critical defect that ash is blocked at " ash cake ", and substantially increases the durability of filter cylinder, filtering accuracy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing filter cylinder；
Fig. 2 is schematic structural view of the invention；
Fig. 3 is cylinder upper end formation schematic diagram of the present invention；
Fig. 4 is the structural schematic diagram of upper flanges ring of the present invention；
Fig. 5 is the structural schematic diagram of sealing rubber ring of the present invention；
Fig. 6 is cylinder lower end structure schematic diagram of the present invention.
In figure, 100, upper flanges ring；200, middle section connects mesh tube；300, sealed bottom flange；400, filter material；500,
Sealing rubber ring；600, card；1, cylinder；2, upper flanges ring；21, first longitudinal direction seals slot；22, second longitudinal direction sealing is inserted
Slot；23, annular space wall；24, protrusion；3, sealed bottom flange；31, ring flange；32, reflecting part；4, filter material；5, seal rubber
Circle；51, radial seal slot；52, recess portion；6, viscose glue is connected；8, band；9, water conservancy diversion Taper Pipe；91, the inner wall of water conservancy diversion Taper Pipe；
10, card.
Specific embodiment
The present invention is further elaborated with reference to the accompanying drawings and examples.
As shown in Fig. 2, including cylinder, cylinder upper end opening connects upper flanges ring, and it is close that cylinder lower ending opening connects bottom
Flange is sealed, cylinder is coated with filter material, and filter material is fixed by upper flanges ring and sealed bottom flange, wherein cylinder is mesh
Pipe, filter material is using non-woven fabrics wrinkle filter material.
As shown in Fig. 3,4,5, the lower end surface of upper flanges ring is integrally formed with longitudinal sealing slot, longitudinal sealing slot
Slot is sealed including first longitudinal direction and second longitudinal direction seals slot, and first longitudinal direction seals between slot and second longitudinal direction sealing slot
Separated by annular space wall, second longitudinal direction sealing slot is located on the outside of first longitudinal direction sealing slot, and first longitudinal direction seals slot
It realizes that sealing is fixed with filter material upper end, sealing rubber ring, the setting of sealing rubber ring periphery is arranged in second longitudinal direction sealing slot
Have a radial seal slot for connecting card, radial seal slot is used to install with card and connect, radial seal slot it is interior
Diameter (shown in Fig. 5 D) is 345mm, is applicable in the card that bore dia is 345mm, and the groove depth (shown in Fig. 5 L) of radial seal slot is preferred
For greater than 5mm, upper flanges ring is close with the radially self-locking of card by the sealing rubber ring realization for being provided with radial seal slot
Envelope connection, the structure make the installation of card and filter cylinder connection simpler, and filter cylinder can easily be mounted on the hot rolling of 4mm to 5mm thickness
On the card of steel plate, and sealing is more reliable, has rejected gas leak phenomenon, improves the filtering accuracy of deduster, concentration of emission is low
To 3.7mg/m3, EU criteria has been reached.
As a further improvement of the present invention, to improve the sealing tightness between upper flanges ring and sealing rubber ring,
Second annular space wall is provided with an at least protrusion towards second longitudinal direction sealing slot on one side, and protrusion is for fixing seal rubber
Circle, sealing rubber ring internal diameter is provided with an at least recess portion corresponding with protrusion, so that sealing rubber ring is connect with upper flanges ring
More fasten, it is not easily to fall off.
Be provided with connection viscose glue between of the invention first longitudinal direction sealing slot and filter material, sealed bottom flange and filter material it
Between be provided with connection viscose glue, connect viscose glue to improve the fastening of the sealing between upper flanges ring and sealed bottom flange and filter material
Property.
Cylinder height of the invention is greater than 2 meters, and since filter material is using non-woven fabrics wrinkle filter material, filter material periphery is provided with
At least three or more than band so that filter material is close to mesh tube, interval is uniform between band.
Existing filter cartridge dust remover in operation, periodically can be reversely blown into filter cylinder to reduce filter medium resistance, it is intended that
" ash cake " of filter material another side is cleared up using high-amplitude vibration and back draught, since Wind Volume deduster air quantity is big, contains dust
Concentration is high, and the reason of limitation by filter material wrinkle, blowback is difficult effect as having cloth bag, and the pressure of blowback cannot be increased, now be flowed
Capable cartridge structure (see Fig. 1), it is real since the high-pressure blast of high pressure blow smelting operation mainly first acts on filter material and flange in the bottom cementing line
Trampling proof and keeping out 4.1KG high-pressure blast has been critical pressure, sees that upper super 4.5KG high-pressure blast will be such that non-woven fabrics wrinkle filter material blows
Tearing, so that deduster will be accumulated largely in short-term operation, inside wrinkle at " ash cake ", resistance rises quickly, filtering accuracy
Decline is able to bear higher blowback pressure and air quantity, so that common nothing to realize the energy stable operation of Wind Volume filter cartridge dust remover
Woven fabric filter cartridge dust remover can be applied to the occasion of Wind Volume, concentration dusty, improve filtering accuracy, sealed bottom of the invention
Flange is designed to recessed semicircle spherical, the compressed gas that semicircle spherical can will spray down towards inner barrel on one side
It is simultaneously uniformly upward to be reflected off filter material and sealed bottom flange cementing line, so that filter cylinder can bear bigger blowback pressure and tolerance
And be unlikely to that non-woven fabrics wrinkle filter material is made to blow tearing, the verified filter cylinder using the structure can hold the blowback pressure of 6KG, even
Being transferred to 8KG will not blow or tear；
Specifically, as shown in fig. 6, sealed bottom flange includes being mounted on the ring flange of cylinder lower ending opening and positioned at cylinder
Internal reflecting part, is bolted connection between ring flange and reflecting part, and reflecting part surface is in recessed semicircle spherical.
As a further improvement of the present invention, deduster filter cylinder of the present invention further includes having a water conservancy diversion Taper Pipe, and water conservancy diversion Taper Pipe is set
It sets at cylinder upper end opening, the bigger diameter end of water conservancy diversion Taper Pipe is fixedly connected with upper flanges ring, and miner diameter end is located at inner barrel, is led
Shape forms an angle between the inner wall and cylinder of flow cone pipe, and water conservancy diversion Taper Pipe purpose is to increase filter material in the reversed wind of blowback moment
Amount, when be blown high-speed flow it is downward when filter material one receive one, separate " ash cake " with filter material, later back draught because
Taper Pipe inner wall buffer action increases cartridge interior reverse pressure, and so reversed wind of high pressure further blows off the viscous of surface of filter medium
Ash, which so realizes, thoroughly to be eradicated Pulse filter drum dust collector and easily press from both sides ash into the critical defect of " ash cake " blocking, and is substantially increased
The durability of filter cylinder, filtering accuracy.
Preferably, the angle between the inner wall and cylinder of water conservancy diversion Taper Pipe is 15 ° -30 °, in the angular range to the maximum extent
Reverse pressure is improved, reversed blowing effect can reach optimal.
The above, only presently preferred embodiments of the present invention, are not intended to limit the invention, all skills according to the present invention
Art any trickle amendment, equivalent replacement and improvement substantially to the above embodiments, should be included in technical solution of the present invention
Protection scope in.
Claims (10)
1. deduster filter cylinder, including cylinder, cylinder upper end opening connects upper flanges ring, and cylinder lower ending opening connects sealed bottom
Flange, cylinder are coated with filter material, and filter material is fixed by upper flanges ring and sealed bottom flange, which is characterized in that on described
The lower end surface of end flanges ring is arranged with sealing rubber ring in longitudinal sealing slot integrally formed with longitudinal sealing slot, described
Sealing rubber ring periphery is provided with the radial seal slot for connecting card.
2. deduster filter cylinder according to claim 1, which is characterized in that the longitudinal sealing slot includes that first longitudinal direction is close
It seals slot and second longitudinal direction seals slot, second longitudinal direction sealing slot is located on the outside of first longitudinal direction sealing slot, and described first is vertical
It realizes that sealing is fixed to sealing slot and filter material upper end, is arranged the sealing rubber ring in the second longitudinal direction sealing slot.
3. deduster filter cylinder according to claim 2, which is characterized in that the first longitudinal direction sealing slot and second longitudinal direction
Separated between sealing slot by annular space wall, annular space wall is provided at least on one side towards second longitudinal direction sealing slot
One protrusion.
4. deduster filter cylinder according to claim 1, which is characterized in that the sealed bottom flange is towards inner barrel
It is on one side in recessed semicircle spherical.
5. deduster filter cylinder according to claim 1 or 4, which is characterized in that it further include having water conservancy diversion Taper Pipe, water conservancy diversion Taper Pipe
Bigger diameter end is connect with upper flanges ring, and miner diameter end is located at inner barrel.
6. deduster filter cylinder according to claim 5, which is characterized in that between the inner wall and cylinder of the water conservancy diversion Taper Pipe
Angle is 15-30 °.
7. deduster filter cylinder according to claim 2, which is characterized in that between the first longitudinal direction sealing slot and filter material
It is provided with connection viscose glue.
8. deduster filter cylinder according to claim 1, which is characterized in that be arranged between the sealed bottom flange and filter material
There is connection viscose glue.
9. deduster filter cylinder according to claim 1, which is characterized in that the filter material periphery is provided with interval uniformly at least
3 or more bands.
10. deduster filter cylinder according to claim 1, which is characterized in that the radial seal slot of the sealing rubber ring
Internal diameter is 345mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821012532.7U CN208893835U (en) | 2018-06-28 | 2018-06-28 | Deduster filter cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821012532.7U CN208893835U (en) | 2018-06-28 | 2018-06-28 | Deduster filter cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208893835U true CN208893835U (en) | 2019-05-24 |
Family
ID=66566999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821012532.7U Active CN208893835U (en) | 2018-06-28 | 2018-06-28 | Deduster filter cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208893835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523165A (en) * | 2018-06-28 | 2019-12-03 | 韶关市力高机械制造有限公司 | Deduster filter cylinder |
| CN111852621A (en) * | 2020-06-18 | 2020-10-30 | 上海宸云环境科技有限公司 | Electric heating regeneration type diesel engine particulate matter purifier |
-
2018
- 2018-06-28 CN CN201821012532.7U patent/CN208893835U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523165A (en) * | 2018-06-28 | 2019-12-03 | 韶关市力高机械制造有限公司 | Deduster filter cylinder |
| CN111852621A (en) * | 2020-06-18 | 2020-10-30 | 上海宸云环境科技有限公司 | Electric heating regeneration type diesel engine particulate matter purifier |
| CN111852621B (en) * | 2020-06-18 | 2022-06-28 | 上海宸云环境科技有限公司 | Electric heating regeneration type diesel particulate matter purifier |
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