CN106345192A - Small-size pulse bag dust collector - Google Patents
Small-size pulse bag dust collector Download PDFInfo
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- CN106345192A CN106345192A CN201610892449.2A CN201610892449A CN106345192A CN 106345192 A CN106345192 A CN 106345192A CN 201610892449 A CN201610892449 A CN 201610892449A CN 106345192 A CN106345192 A CN 106345192A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/30—Same type of filters
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a small-size pulse bag dust collector, belongs to the technical field of dust collecting equipment, and is directed to provide a small-size pulse bag dust collector provided with a chambered offline dust removal structure. The small-size pulse bag dust collector comprises a barrel, wherein an air purification chamber of the barrel is divided into multiple small air purification cavities by chamber dividing clapboards, a sealing cover plate is arranged in each small air purification cavity, each sealing cover plate is provided with a negative pressure air hole, and the other end of each small air purification cavity is communicated with an air outlet through the negative pressure air hole and an exhaust passage in sequence; a filter bag is arranged in each small air purification cavity, the blowing device capable of blowing air into a corresponding filter bag is arranged above a bag mouth of each filter bag, and the blowing device is positioned below the sealing cover plate and is connected with an air source through a blowing pipe; and a top plate of the barrel is provided with an air cylinder at a position corresponding to each filter bag, and an output shaft of the air cylinder is connected with an air hole press plate which can plug a corresponding negative pressure air hole. The small-size pulse bag dust collector disclosed by the invention is suitable for bag dust collectors.
Description
Technical field
The invention belongs to technical field of dust removal equipment, be related to a kind of sack cleaner, more particularly, to one kind have locellus from
The sack cleaner of line deashing function.
Background technology
Sack cleaner is requisite visual plant in power production line, and its performance determines the product of production system
Amount and gas discharge index.Sack cleaner is a kind of dry type dust filtration device.It is applied to tiny, the dry, non-fiber of trapping
Dust.Filtration using fabric is filtered to dusty gas, after dusty gas enters sack cleaner, granule
Greatly, heavy dust, the effect due to gravity settles down, and falls into ash bucket, and the gas containing relatively fine dust is by filter
During material, dust, by detention, makes gas be purified.
Pulsed jet cloth filter is on the basis of sack cleaner, improved new and effective pulse bag type dust collector.For
Improve pulse bag type dust collector further, the pulse bag type dust collector after improvement remains that purification efficiency is high, processing gas energy
Amount is big, stable performance, the advantages of easy to operate, life-span of the filter bag length, maintenance load are little.
The patent of invention of Application No. 201520124644.1 discloses a kind of pulse bag locellus cleaner unit, this pulse
The air-purifying chamber of cloth bag locellus cleaner unit is divided into several net edema caused by disorder of QI rooms, all corresponding spray of outlet of each of which net edema caused by disorder of QI room
Blowing apparatus, each blowing device is formed by several injection tubes, and each injection tube is equipped with several spouts, each
Individual spout all faces the outlet of net edema caused by disorder of QI room, and the spout in each injection tube is controlled by a pulse valve.With existing
Technology is compared, and because the spout matrix of its blowing device is larger, therefore has very strong injection ability.So in identical dust collection capacity
Under, the quantity of net edema caused by disorder of QI room can be greatly reduced than the quantity of net gas cell, not only can save some segmentation cell steel plates, reduce
Equipment cost, and also allow for installing and using.
Above-mentioned pulse bag locellus cleaner unit, as existing pulsed jet cloth filter, the cylinder lumen of cleaner unit is divided
It is slit into multiple small chambers, is placed with filter bag in each loculus interior, but it is all not provided with chamber off-line ash-clearing structure, carrying out
During deashing, or making cleaner unit quit work complete deashing, the efficiency of dust collection of impact cleaner unit；It is exactly in cleaner unit work
When be filled with malleation so that malleation and negative pressure air influence each other, cancel out each other within the chamber, cleaning efficiency is relatively low, ash-removal effect
Poor.
Content of the invention
It is an object of the invention to: a kind of small-sized pulsed jet cloth filter being provided with chamber off-line ash-clearing structure is provided, can
The deashing realizing cleaner unit when not stopping cleaner unit work is processed, and within the chamber positive pressure air, negative pressure air are separated from each other,
It is independent of each other it is ensured that the ash-removal effect of cleaner unit.
The technical solution used in the present invention is as follows:
A kind of small-sized pulsed jet cloth filter, including cylinder, the side wall of described cylinder is connected with air inlet, exhaust outlet,
Air-purifying chamber in described cylinder is become multiple net gas small chambers by locellus separator lined, and each net gas loculus interior is provided with and is less than
The seal cover board of exhaust outlet, every piece of seal cover board all offers negative pressure air air holes, each net gas small chamber one end pass through into
Gas path is connected with air inlet, and the other end of each net gas small chamber passes sequentially through negative pressure air air holes, exhaust channel and air draft
Mouth connection；Each net gas loculus interior is provided with filter bag, and being provided with above the bag mouth of each filter bag can be into corresponding filter bag
The blowing device blown, described blowing device is located at below seal cover board, and described blowing device is connected with source of the gas by injection tube；
It is provided with cylinder at the position of each filter bag corresponding on the top board of described cylinder, the output shaft of described cylinder is connected with and can seal
Block the air holes pressing plate of corresponding negative pressure air air holes.
Wherein, described cylinder is connected with gas storage bag, described gas storage bag passes through air inlet pipeline and each net gas loculus respectively
Indoor injection tube connection, and it is provided with pulse for connecting on the air inlet pipeline that gas storage bag is with net gas small chamber at each
Valve.
Wherein, described blowing device includes being blown arm, one end of described injection arm and corresponding net gas loculus interior
Injection tube connects, and the other end of described injection arm is communicated with supersonic speed induction nozzle, described supersonic speed induction nozzle another
End is communicated with air-flow scatterer, offers scattered porosity in described air-flow scatterer.
Wherein, the external diameter of described supersonic speed induction nozzle and the ratio of the external diameter of injection arm are 1:2, and described supersonic speed lures
Leading the length of nozzle with the ratio of the external diameter of injection arm is 2:1；The length of described air-flow scatterer and supersonic speed induction nozzle
The ratio of length be 1.5:1, the ratio of the opening diameter of described air-flow scatterer and the diameter of supersonic speed induction nozzle is 4:
1.
Wherein, the gas channel of described supersonic speed induction nozzle includes the first current stabilization pore, pressurized gas port, and described first is steady
Gas hole position is located at the side of giving vent to anger of supersonic speed induction nozzle in the air inlet side of supersonic speed induction nozzle, described pressurized gas port,
Described first current stabilization pore is connected with pressurized gas port, and the internal diameter of described pressurized gas port is gradually increased along airflow direction.
Wherein, the internal diameter of described first current stabilization pore and the ratio of the internal diameter of injection arm are 1:3, described pressurized gas port
Aperture is 1:4 with the ratio in the aperture of the first current stabilization pore, the length of the length of described pressurized gas port and the first current stabilization pore
Ratio is 1:3, and the import and export gradient of described pressurized gas port is 3 °；The ratio in the aperture of described scattered porosity and the aperture of pressurized gas port
It is worth for 1.5:1.
Wherein, described scattered porosity is set to 6, and 6 scattered porosities are uniformly distributed along the circumference of air-flow scatterer.
In sum, due to employing technique scheme, the invention has the beneficial effects as follows:
1st, in the present invention, the air-purifying chamber in this cylinder is become multiple net gas small chambers by locellus separator lined, and each net gas is little
Within the chamber is provided with seal cover board, opens up negative pressure air air holes on each seal cover board, and each negative pressure air air holes can be led to
The air holes pressing plate crossed on corresponding cylinder is blocked, thus connection or the connection blocking corresponding net gas small chamber and exhaust outlet；
It is both provided with above filter bag, and the bag mouth of each filter bag being provided with blowing device in each surprised loculus interior, by this spray
Blowing apparatus can be blown high speed and high pressure gas in filter bag；During cleaner unit work, each net gas small chamber is all by pipeline and air intake
Mouth, exhaust outlet connection, and make each net gas loculus interior generation negative pressure in the presence of air-introduced machine, realize the purpose of dedusting；When
When needing deashing, need corresponding cylinder action on the filter bag of deashing, air holes pressing plate blocks negative pressure air air holes, corresponding defeated
Gas path blocks, and corresponding net gas loculus interior no longer has negative pressure, but other are not just needing the net gas small chamber of deashing, filter bag
Often dust removal process, then source of the gas passes through pipeline, corresponding blowing device is filled with high speed and high pressure air-flow in corresponding filter bag, makes filter
Form malleation, thus the deashing to filter bag is completed by high speed and high pressure gas shock filter bag processing in bag；Because this cleaner unit can
Realize the normal dedusting of part filter bag, deashing realized by part filter bag, need not stop the work of whole cleaner unit in deashing simultaneously, and
Only have the malleation that blowing device provides it in the filter bag of deashing, the passage producing negative pressure has been blocked, thus can be effective
In deashing malleation, negative pressure air is avoided to influence each other the situation of even counteracting, thus improving the deashing effect of whole cleaner unit
Fruit is it is ensured that the efficiency of dust collection in deashing for the cleaner unit, thus improving the efficiency of dust collection of cleaner unit on the whole.
2nd, in the present invention, this blowing device is by being blown arm, the gentle wandering emitter of supersonic speed induction nozzle forms, and common
Blowing device of dust collecting device is compared, and is inducing blowing device tailing edge strainer length direction side wall normal pressure peakedness ratio more equal using efficient
Even and peak value is larger, each measuring point of filter bag reaches positive peak it is ensured that inwall deashing on filter bag length direction in synchronization substantially
The uniformity of pressure；The application cleaner unit put that efficiently induction injection fills also has the advantage that 1. air supply needed for deashing
Less, and desirable pressure is relatively low, saves electric energy；2. deashing frequency declines, and life-span of the filter bag is extended；3. configure pulse valve quantity
Less, once investment and maintenance workload can be reduced；4. cleaning efficiency is high, and cleaner unit can keep relatively low pressure drop, make dedusting
The operating cost of system declines.
Brief description
Fig. 1 is the structural representation of cleaner unit；
Fig. 2 is the top view of cleaner unit；
Fig. 3 is the structural representation of blowing device；
Fig. 4 is pressure-plotting when ф 325mm × 660mm filter cylinder is carried out with deashing property test within filter bag；
Fig. 5 is the speed vector figure of filter pocket mouths when ф 325mm × 660mm filter cylinder is carried out with deashing property test；
Fig. 6 is the velocity of supersonic speed induction nozzle when ф 325mm × 660mm filter cylinder is carried out with deashing property test
Figure；
Fig. 7 is the deashing process schematic diagram being carried out using the cleaner unit of the present invention during deashing；
Fig. 8 is the deashing process schematic diagram being carried out using the cleaner unit of plain nozzle during deashing；
Fig. 9 is the structural representation of gas storage bag；
Figure 10 is the scheme of installation of electric heating tube in gas storage bag；
In figure labelling: 1- cylinder, 2- pulse valve, 3- gas storage bag, 4- air inlet, 5- discharge port, 6- exhaust outlet, 7- injection
Pipe, 8- filter bag, 9- cylinder, 10- seal cover board, 11- negative pressure air air holes, 12- locellus dividing plate, 13- air holes pressing plate, 14- injection
Device, 141- injection arm, 142- supersonic speed induction nozzle, 143- air-flow scatterer, 144- the first current stabilization pore, 145- supercharging
Pore, 146- scattered porosity, 147- spherical transition pore, 148- the second current stabilization pore, 32- heating chamber, 33- air inlet, 34- go out
QI KOU, 35- electric heating tube, 36- center tubes, 37- housing, 38- binding post, 39- connecting plate.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, not
For limiting the present invention.
A kind of small-sized pulsed jet cloth filter, this cleaner unit includes cylinder 9, is connected with air intake on the side wall of cylinder 9
Mouth 4, exhaust outlet 6, this exhaust outlet 6 is arranged higher than air inlet 4；During work, outside air-introduced machine work, by this air inlet 4, air draft
Mouth 6 can make the air-purifying chamber in cylinder 9 form negative pressure, thus the purpose of dedusting can finally be realized.This cylinder 9 bottom offers discharging
Mouth 5, the dust collected during dedusting in cylinder 9 finally can be collected, be utilized by this discharge port 5, reduce dust random
Discharge pollution on the environment.It is provided with locellus dividing plate 12 in air-purifying chamber in this cylinder 9, can be by by this locellus dividing plate 12
Cylinder 9 is divided into net gas small chamber one by one, and each net gas small chamber is equivalent to an independent dedusting space, net gas loculus
It does not interfere with each other between room and net gas small chamber,.Each net gas small chamber is all by passage or pipeline and air inlet 4, exhaust outlet 6
Connection, thus can be in each net gas loculus interior formation negative pressure when air-introduced machine works.It is all provided with each net gas loculus interior
It is equipped with seal cover board 10, this seal cover board 10 is arranged less than exhaust outlet 6, thus between the roof of seal cover board 10 and cylinder 9
It is formed for for the passage for air current flow, and this passage is connected with exhaust outlet 6.The indoor seal cover board 10 of each net gas loculus
On all offer negative pressure air air holes 11, each independent net gas small chamber and row can be enable by this negative pressure air air holes 11
Air port 6 connects, and the net gas small chamber that each just can be made independent does not interfere with each other its work.It is provided with each net gas loculus interior
Filter bag 8, when there is negative pressure in net gas small chamber, this filter bag 8 can achieve the effect of dedusting.Above the bag mouth of each filter bag 8
The blowing device 14 being provided with blowing device 14, and each filter bag 8 is respectively positioned on the lower section of seal cover board 10, and each net gas is little
The blowing device 14 of within the chamber is all connected with source of the gas by corresponding pipeline.This source of the gas can provide gas for blowing device 14, leads to
Cross this blowing device 14 and can be filled with high speed and high pressure air-flow into corresponding filter bag 8, high speed and high pressure airflow function, can be real on filter bag 8
Now the deashing of filter bag 8 is processed.Additionally, multiple cylinders 1 are provided with the top board of cylinder 9, the position of multiple cylinders 1, quantity
The setting of negative pressure air air holes 11 on each seal cover board 10 corresponding；The output shaft of this cylinder 1 stretches in cylinder 9, and in cylinder 1
Output shaft end be connected with air holes pressing plate 13, on the position of this air holes pressing plate 13, shape, size and seal cover board 10, negative pressure is empty
The position of gas air holes 11, shape, size are adapted, thus the negative pressure sky of corresponding position can be blocked by this air holes pressing plate 13
Gas air holes 11, blocks the negative pressure channel of corresponding net gas small chamber.
Preferably, being also associated with gas storage bag 3 on this cylinder 9, it is net with each that this gas storage bag 3 passes through air inlet pipeline respectively
The indoor injection tube 7 of gas loculus connects, and is used for connecting on gas storage bag 3 and the air inlet pipeline of net gas small chamber at each and being respectively provided with
There is pulse valve 2, can open or block the corresponding air inlet pipe for connecting gas storage bag 3 and net gas small chamber by this pulse valve 2
Road, realize to corresponding purify loculus interior be filled with high speed and high pressure gas or block to corresponding purify loculus interior be filled with high at a high speed
Calm the anger body.
Air-purifying chamber in this cylinder 9 is divided into multiple net gas small chambers by locellus dividing plate 12, and each net gas loculus is indoor all
It is provided with seal cover board 10, each seal cover board 10 opens up negative pressure air air holes 11, each negative pressure air air holes 11 can be led to
The air holes pressing plate 13 crossed on corresponding cylinder 1 is blocked, thus connection or the company blocking corresponding net gas small chamber and exhaust outlet 6
Logical；It is both provided with above filter bag 8, and the bag mouth of each filter bag 8 being provided with blowing device 14 in each surprised loculus interior, lead to
Cross this blowing device 14 and can be blown high speed and high pressure gas in filter bag 8；During cleaner unit work, each net gas small chamber is all by pipe
Road is connected with air inlet 4, exhaust outlet 6, and makes each net gas loculus interior generation negative pressure in the presence of air-introduced machine, realizes dedusting
Purpose；When needing deashing, need corresponding cylinder 1 action on the filter bag 8 of deashing, air holes pressing plate 13 blocks negative pressure air
Air holes 11, corresponding gas transmission path blocks, and corresponding net gas loculus interior no longer has negative pressure, but other do not need the net of deashing
Gas small chamber, the normal dust removal process of filter bag 8, then source of the gas passes through pipeline, corresponding blowing device 14 fills in corresponding filter bag 8
Entering high speed and high pressure air-flow, making to form malleation in filter bag 8, thus completing by high speed and high pressure gas shock filter bag 8 clear to filter bag 8
Ash is processed；The normal dedusting of part filter bag 8 can be realized due to this cleaner unit simultaneously, deashing realized by part filter bag 8, need not in deashing
Stop the work of whole cleaner unit, and the malleation that only blowing device 14 provides it in the filter bag 8 of deashing, produce negative pressure
Passage has been blocked, thus in deashing malleation can be prevented effectively from, negative pressure air influences each other the situation of even counteracting, from
And improve the ash-removal effect of whole cleaner unit it is ensured that the efficiency of dust collection in deashing for the cleaner unit, thus improve cleaner unit on the whole
Efficiency of dust collection.
This blowing device 14 includes being blown arm 141, and one end of this injection arm 141 is indoor with corresponding net gas loculus
Injection tube 7 connect, the other end of this injection arm 141 is communicated with supersonic speed induction nozzle 142, this supersonic speed induction nozzle
142 other end is communicated with air-flow scatterer 143, and offers scattered porosity 146 in this air-flow scatterer 143.In injection tube 7
High speed and high pressure air-flow can pass sequentially through injection arm 141, supersonic speed induction nozzle 142, dissipate from air-flow after air-flow scatterer 143
The scattered porosity 146 of emitter 143 sprays, and the high speed and high pressure gas being sprayed by the scattered porosity 146 of air-flow scatterer 143 will be straight
Connect and act in filter bag 8, the dust on filter bag 8 is cleaned out, realize the deashing to filter bag 8 and process.
Preferably, the external diameter of this supersonic speed induction nozzle 142 is 1:2 with the ratio of the external diameter of injection arm 141, this surpasses
The length of velocity of sound induction nozzle 142 is 2:1 with the ratio of the external diameter of injection arm 141；The length of this air-flow scatterer 143 with super
The ratio of the length of velocity of sound induction nozzle 142 is 1.5:1, the opening diameter of this air-flow scatterer 143 and supersonic speed induction nozzle
The ratio of 142 diameter is 4:1.
Preferably, the gas channel of this supersonic speed induction nozzle 142 includes the first current stabilization pore 144, pressurized gas port
145, this first current stabilization pore 144 is located at the air inlet side of supersonic speed induction nozzle 142, and this pressurized gas port 145 is located at supersonic speed
The side of giving vent to anger of induction nozzle 142, this first current stabilization pore 144 is connected with pressurized gas port 145, the internal diameter of this pressurized gas port 145
It is gradually increased along airflow direction.Further, it is also possible to set gradually spherical mistake between the first current stabilization pore 144, pressurized gas port 145
Cross pore 147, the second current stabilization pore 148, the air-flow in supersonic speed induction nozzle 142 passes sequentially through the first current stabilization pore 144, ball
Enter in air-flow scatterer 143 after shape transition pore 147, the second current stabilization pore 148, pressurized gas port 145；By arranging spherical mistake
Cross pore 147, the second current stabilization pore 148, air-flow can be made to realize steady mistake between the first current stabilization pore 144, pressurized gas port 145
Cross, reduce air-flow and produce collision when flowing through the first current stabilization pore 144, pressurized gas port 145 and reduce the speed of air-flow.
Preferably, the internal diameter of this first current stabilization pore 144 is 1:3 with the ratio of the internal diameter of injection arm 141, this supercharging
The aperture of pore 145 is 1:4, the length of this pressurized gas port 145 and the first current stabilization with the ratio in the aperture of the first current stabilization pore 144
The ratio of the length of pore 144 is 1:3, and the import and export gradient of this pressurized gas port 145 is 3 °；The aperture of this scattered porosity 146 with
The ratio in the aperture of pressurized gas port 145 is 1.5:1.
Preferably, this scattered porosity 146 is set to 6,6 scattered porosities 146 are equal along the circumference of air-flow scatterer 143
Even distribution.
This blowing device 14 is made up of injection arm 141, the gentle wandering emitter 143 of supersonic speed induction nozzle 142, and common
Blowing device of dust collecting device 14 is compared, and is inducing blowing device 14 tailing edge strainer length direction side wall normal pressure peakedness ratio using efficient
More uniform and peak value is larger, each measuring point of filter bag 8 reaches positive peak in synchronization substantially it is ensured that interior on filter bag 8 length direction
The uniformity of wall deashing pressure；The application cleaner unit put that efficiently induction injection fills also has the advantage that the 1. required compression of deashing
Air capacity is less, and desirable pressure is relatively low, saves electric energy；2. deashing frequency declines, and filter bag 8 life-span is extended；3. configure arteries and veins
Rush valve 2 negligible amounts, once investment and maintenance workload can be reduced；4. cleaning efficiency is high, and cleaner unit can keep relatively low pressure
Fall, makes the operating cost of dust pelletizing system decline.
Additionally, this gas storage bag 3 can adopt the gas storage bag 3 of existing structure, it would however also be possible to employ be provided with the gas storage of heater
Bag 3, can improve temperature and the pressure in gas storage bag 3, so that gas storage bag 3 sprays height by the heater on this gas storage bag 3
The air-flow of fast high pressure.This gas storage bag includes gas storage pipeline 36, is also arranged with housing 37, this housing 37 is by upper outside gas storage pipeline 36
Top board, lower roof plate and side plate composition, upper plate, lower roof plate are fixedly connected with gas storage pipeline 36, and side plate is connected to top
Between plate, lower roof plate, thus in the internal heating chamber 32 being formed and gas storage pipeline 36 outer wall between for accommodating gas of housing 37.
It is connected with air inlet 33 in the lower end of housing 37 side wall (i.e. side plate), be connected with the upper end of housing 37 side wall (i.e. side plate) and give vent to anger
Mouthfuls 34, and this air inlet 33, heating chamber 32 and gas outlet 34 be sequentially communicated, thus realizing to inflate in heating chamber 32 or arranging
Gas.It is additionally provided with heater, this heater is connected with external power source, thus this heater can be passed through in this heating chamber 32
Discharge heat into heating chamber 32, the air in heating chamber 32 transfers heat to the air in gas storage pipeline 36, gas storage pipeline
36 and gas storage bag 3 in air temperature raise, the air pressure in gas storage pipeline 36 and gas storage bag 3, make via gas storage bag 3 discharge gas
Body forms high speed, the air-flow of high pressure.This heater is electric heater unit, and this electric heater unit includes electric heating tube 35, this electricity
Heating tube 35 is arranged in heating chamber 32, and one end of this electric heating tube 35 is electrically connected with binding post 38, and this binding post 38 is fixing even
It is connected on housing 37.Thus the heat that this electric heating tube 35 produces, by the GAS ABSORPTION in directly heated chamber 32, improves and adds
The temperature of gas in hot chamber 32 and gas storage bag, can effectively improve in the case that in gas storage bag, gas content is constant heating chamber 32 and
Pressure in gas storage bag.Additionally, this electric heating tube 35 and binding post 38 can be respectively provided with multigroup, and the quantity of electric heating tube 35,
Position is adapted with the quantity of binding post 38, position, and electric heating tube 35 is connected one to one with binding post 38, multigroup electric heating tube
35 are centrosymmetric centered on wherein electric heating tube 35 is uniformly distributed, and is reserved between adjacent two electric heating tubes 35
Enough gaps, are easy to circulate between electric heating tube 5 in air-flow and take away heat, improve the temperature in heating chamber 32.Should be certainly
Heating fluid-bed gas storage bag also includes connecting plate 39, and this electric heating tube 35 is fixedly connected on the inner side of connecting plate 39, and this connects
Terminal 38 is fixedly connected on the outside of connecting plate 39, and this connecting plate 39 is attached with the underrun bolt of housing 37, from
And convenient by connecting plate 39 and the electric heating tube 35 that is fixedly connected on connecting plate 39 disassembles from housing 37.
In the sheathed housing in outside 37 of the gas storage pipeline 36 of gas storage bag 3, thus shape between housing 37 and gas storage pipeline 36
Become the heating chamber 32 for accommodating gas；It is provided with heater in this heating chamber 32, this heater can produce heat, carries
Temperature in high heating chamber 32 and gas storage bag, self-heating type fluid bed gas storage bag can effectively improve 20～30 DEG C of gas temperature,
The pressure in gas storage bag can be effectively improved by the temperature in raising gas storage bag, improve the speed of the air-flow spraying via gas storage bag
Degree, improves the pressure that produces on material of airflow function, by increasing capacitance it is possible to increase 0.15～0.2 kilogram of air-flow pressure to filter bag 8, thus
Improve the cleaning efficiency to filter bag 8 and ash-removal effect.
Embodiment 1
A kind of small-sized pulsed jet cloth filter, this cleaner unit includes cylinder 9, is connected with air intake on the side wall of cylinder 9
Mouth 4, exhaust outlet 6, this exhaust outlet 6 is arranged higher than air inlet 4；During work, outside air-introduced machine work, by this air inlet 4, air draft
Mouth 6 can make the air-purifying chamber in cylinder 9 form negative pressure, thus the purpose of dedusting can finally be realized.This cylinder 9 bottom offers discharging
Mouth 5, the dust collected during dedusting in cylinder 9 finally can be collected, be utilized by this discharge port 5, reduce dust random
Discharge pollution on the environment.It is provided with locellus dividing plate 12 in air-purifying chamber in this cylinder 9, can be by by this locellus dividing plate 12
Cylinder 9 is divided into net gas small chamber one by one, and each net gas small chamber is equivalent to an independent dedusting space, net gas loculus
It does not interfere with each other between room and net gas small chamber,.Each net gas small chamber is all by passage or pipeline and air inlet 4, exhaust outlet 6
Connection, thus can be in each net gas loculus interior formation negative pressure when air-introduced machine works.It is all provided with each net gas loculus interior
It is equipped with seal cover board 10, this seal cover board 10 is arranged less than exhaust outlet 6, thus between the roof of seal cover board 10 and cylinder 9
It is formed for for the passage for air current flow, and this passage is connected with exhaust outlet 6.The indoor seal cover board 10 of each net gas loculus
On all offer negative pressure air air holes 11, each independent net gas small chamber and row can be enable by this negative pressure air air holes 11
Air port 6 connects, and the net gas small chamber that each just can be made independent does not interfere with each other its work.It is provided with each net gas loculus interior
Filter bag 8, when there is negative pressure in net gas small chamber, this filter bag 8 can achieve the effect of dedusting.Above the bag mouth of each filter bag 8
The blowing device 14 being provided with blowing device 14, and each filter bag 8 is respectively positioned on the lower section of seal cover board 10, and each net gas is little
The blowing device 14 of within the chamber is all connected with source of the gas by corresponding pipeline.This source of the gas can provide gas for blowing device 14, leads to
Cross this blowing device 14 and can be filled with high speed and high pressure air-flow into corresponding filter bag 8, high speed and high pressure airflow function, can be real on filter bag 8
Now the deashing of filter bag 8 is processed.Additionally, multiple cylinders 1 are provided with the top board of cylinder 9, the position of multiple cylinders 1, quantity
The setting of negative pressure air air holes 11 on each seal cover board 10 corresponding；The output shaft of this cylinder 1 stretches in cylinder 9, and in cylinder 1
Output shaft end be connected with air holes pressing plate 13, on the position of this air holes pressing plate 13, shape, size and seal cover board 10, negative pressure is empty
The position of gas air holes 11, shape, size are adapted, thus the negative pressure sky of corresponding position can be blocked by this air holes pressing plate 13
Gas air holes 11, blocks the negative pressure channel of corresponding net gas small chamber.
Embodiment 2
On the basis of embodiment one, this cylinder 9 is also associated with gas storage bag 3, this gas storage bag 3 passes through air inlet pipe respectively
The road injection tube 7 indoor with each net gas loculus connects, and is used for connecting the air inlet pipe of gas storage bag 3 and net gas small chamber at each
Pulse valve 2 is provided with road, can be opened by this pulse valve 2 or block corresponding for connecting gas storage bag 3 and net gas loculus
The air inlet pipeline of room, realizes being filled with high speed and high pressure gas or blocking indoor to corresponding purification loculus to the corresponding loculus interior that purifies
It is filled with high speed and high pressure gas.
Embodiment 3
On the basis of embodiment one or embodiment two, this blowing device 14 includes being blown arm 141, this injection arm
141 one end will the injection tube 7 indoor with corresponding net gas loculus connect, and the other end of this injection arm 141 is communicated with Supersonic
Fast induction nozzle 142, the other end of this supersonic speed induction nozzle 142 is communicated with air-flow scatterer 143, and this air-flow scatterer
Scattered porosity 146 is offered in 143.High speed and high pressure air-flow in injection tube 7 can pass sequentially through injection arm 141, supersonic speed lures
Lead nozzle 142, spray from the scattered porosity 146 of air-flow scatterer 143 after air-flow scatterer 143, and by air-flow scatterer 143
The high speed and high pressure gas that scattered porosity 146 sprays will bear directly against in filter bag 8, the dust on filter bag 8 is cleaned out, it is right to realize
The deashing of filter bag 8 is processed.
Embodiment 4
On the basis of embodiment three, the ratio of the external diameter of the external diameter of this supersonic speed induction nozzle 142 and injection arm 141
For 1:2, the length of this supersonic speed induction nozzle 142 is 2:1 with the ratio of the external diameter of injection arm 141；This air-flow scatterer 143
The ratio of the length of length and supersonic speed induction nozzle 142 be 1.5:1, the opening diameter of this air-flow scatterer 143 and Supersonic
The ratio of the diameter of fast induction nozzle 142 is 4:1.
Embodiment 5
On the basis of embodiment three or example IV, it is steady that the gas channel of this supersonic speed induction nozzle 142 includes first
Gas hole 144, pressurized gas port 145, this first current stabilization pore 144 is located at the air inlet side of supersonic speed induction nozzle 142, this supercharging
Pore 145 is located at the side of giving vent to anger of supersonic speed induction nozzle 142, and this first current stabilization pore 144 is connected with pressurized gas port 145, should
The internal diameter of pressurized gas port 145 is gradually increased along airflow direction.Further, it is also possible in the first current stabilization pore 144, pressurized gas port 145
Between set gradually spherical transition pore 147, the second current stabilization pore 148, the air-flow in supersonic speed induction nozzle 142 passes sequentially through
Air-flow scatterer is entered after first current stabilization pore 144, spherical transition pore 147, the second current stabilization pore 148, pressurized gas port 145
In 143；By arranging spherical transition pore 147, the second current stabilization pore 148, air-flow can be made in the first current stabilization pore 144, supercharging
Realize a smooth transition between pore 145, reduce air-flow produces when flowing through the first current stabilization pore 144, pressurized gas port 145 collide and
Reduce the speed of air-flow.
Embodiment 6
On the basis of embodiment three, example IV or embodiment five, the internal diameter of this first current stabilization pore 144 is propped up with injection
The ratio of the internal diameter of pipe 141 is 1:3, and the aperture of this pressurized gas port 145 is 1:4 with the ratio in the aperture of the first current stabilization pore 144,
The length of this pressurized gas port 145 is 1:3 with the ratio of the length of the first current stabilization pore 144, the import and export slope of this pressurized gas port 145
Spend for 3 °；The aperture of this scattered porosity 146 is 1.5:1 with the ratio in the aperture of pressurized gas port 145.
Embodiment 7
On the basis of embodiment three, example IV, embodiment five or embodiment six, this scattered porosity 146 is set to 6
Individual, 6 scattered porosities 146 are uniformly distributed along the circumference of air-flow scatterer 143.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (7)
1. a kind of small-sized pulsed jet cloth filter, including cylinder (9), the side wall of described cylinder (9) is connected with air inlet (4),
Exhaust outlet (6) it is characterised in that: the air-purifying chamber in described cylinder (9) is divided into multiple net gas small chambers by locellus dividing plate (12)
(13), it is provided with the seal cover board (10) less than exhaust outlet (6), every piece of seal cover board (10) in each net gas small chamber (13)
On all offer negative pressure air air holes (11), each net gas small chamber (13) one end is connected with air inlet (4) by intake channel,
The other end of each net gas small chamber (13) passes sequentially through negative pressure air air holes (11), exhaust channel is connected with exhaust outlet (6)；Often
It is provided with filter bag (8), being provided with above the bag mouth of each filter bag (8) can be to corresponding filter bag in individual net gas small chamber (13)
(8) blowing device (14) blown in, described blowing device (14) is located at below seal cover board (10), described blowing device (14)
Source of the gas is connected with by injection tube (7)；It is provided with gas at the position of corresponding each filter bag (8) on the top board of described cylinder (9)
Cylinder (1), the output shaft of described cylinder (1) is connected with the air holes pressing plate (13) that can block corresponding negative pressure air air holes (11).
2. as claimed in claim 1 a kind of small-sized pulsed jet cloth filter it is characterised in that: be connected with described cylinder (9)
Gas storage bag (3), described gas storage bag (3) is connected with the injection tube (7) in each net gas small chamber (13) by air inlet pipeline respectively,
And be used for connecting on the air inlet pipeline that gas storage bag (3) is with net gas small chamber (13) at each and be provided with pulse valve (2).
3. as claimed in claim 1 or 2 a kind of small-sized pulsed jet cloth filter it is characterised in that: described blowing device (14)
Including injection arm (141), one end of described injection arm (141) is connected with the injection tube (7) in corresponding net gas small chamber (13)
Logical, the other end of described injection arm (141) is communicated with supersonic speed induction nozzle (142), described supersonic speed induction nozzle (142)
The other end be communicated with air-flow scatterer (143), offer scattered porosity (146) in described air-flow scatterer (143).
4. as claimed in claim 3 a kind of small-sized pulsed jet cloth filter it is characterised in that: described supersonic speed induction nozzle
(142) external diameter is 1:2, the length of described supersonic speed induction nozzle (142) and spray with the ratio of the external diameter of injection arm (141)
The ratio blowing the external diameter of arm (141) is 2:1；The length of described air-flow scatterer (143) and supersonic speed induction nozzle (142)
The ratio of length is 1.5:1, the opening diameter of described air-flow scatterer (143) and the diameter of supersonic speed induction nozzle (142)
Ratio is 4:1.
5. as claimed in claim 3 a kind of small-sized pulsed jet cloth filter it is characterised in that: described supersonic speed induction nozzle
(142) gas channel includes the first current stabilization pore (144), pressurized gas port (145), and described first current stabilization pore (144) is located at
The air inlet side of supersonic speed induction nozzle (142), described pressurized gas port (145) is located at giving vent to anger of supersonic speed induction nozzle (142)
Side, described first current stabilization pore (144) is connected with pressurized gas port (145), and the internal diameter of described pressurized gas port (145) is along air-flow side
To being gradually increased.
6. as claimed in claim 5 a kind of small-sized pulsed jet cloth filter it is characterised in that: described first current stabilization pore
(144) internal diameter is 1:3, the aperture of described pressurized gas port (145) and the first current stabilization with the ratio of the internal diameter of injection arm (141)
The ratio in the aperture of pore (144) is 1:4, the length of the length of described pressurized gas port (145) and the first current stabilization pore (144)
Ratio is 1:3, and the import and export gradient of described pressurized gas port (145) is 3 °；The aperture of described scattered porosity (146) and pressurized gas port
(145) ratio in aperture is 1.5:1.
7. a kind of small-sized pulsed jet cloth filter as any one of claim 3-6 it is characterised in that: described scattering gas
Hole (146) is set to 6, and 6 scattered porosities (146) are uniformly distributed along the circumference of air-flow scatterer (143).
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| CN201610892449.2A CN106345192B (en) | 2016-10-13 | 2016-10-13 | A kind of small-sized pulsed jet cloth filter |
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| CN201610892449.2A CN106345192B (en) | 2016-10-13 | 2016-10-13 | A kind of small-sized pulsed jet cloth filter |
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| CN107970707A (en) * | 2017-10-26 | 2018-05-01 | 湖州兴远涂装设备有限公司 | A kind of pulse cleaner for being used for integrated lifting |
| CN108079679A (en) * | 2017-12-22 | 2018-05-29 | 江苏全风环保科技有限公司 | Modularization industry dust remover |
| CN108754538A (en) * | 2018-07-24 | 2018-11-06 | 重庆国丰实业有限公司 | Aluminum oxide in aluminum electrolytic bath powder draws retracting device |
| CN109529519A (en) * | 2019-01-07 | 2019-03-29 | 佛山市佛丹职业安全卫生设备有限公司 | The cabinet type small-sized off-line ash-clearing deduster of one and its control method |
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| CN106345192B (en) | 2018-06-29 |
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Effective date of registration: 20191204 Address after: 621000 No. 89 Jia Jia street, Jing Kai District, Sichuan, Mianyang Patentee after: Sichuan Shichuang Weina Technology Co., Ltd Address before: 621000 no.4-10, 23 / F, building 18, No.199, middle section of mianzhou Avenue, economic development zone, Mianyang City, Sichuan Province Patentee before: SICHUAN JISU DYNAMIC SUPERFINE POWDER EQUIPMENT MANUFACTURING CO., LTD. |
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