CN112354286A - Pulse type bag dust collector - Google Patents
Pulse type bag dust collector Download PDFInfo
- Publication number
- CN112354286A CN112354286A CN202011196090.8A CN202011196090A CN112354286A CN 112354286 A CN112354286 A CN 112354286A CN 202011196090 A CN202011196090 A CN 202011196090A CN 112354286 A CN112354286 A CN 112354286A
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- dust
- ash
- ash discharging
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- hopper
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- 239000000428 dust Substances 0.000 title claims abstract description 156
- 238000007599 discharging Methods 0.000 claims abstract description 54
- 239000004744 fabric Substances 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 34
- 230000030279 gene silencing Effects 0.000 claims description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000003584 silencer Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 29
- 230000000903 blocking effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- CBVWMGCJNPPAAR-HJWRWDBZSA-N (nz)-n-(5-methylheptan-3-ylidene)hydroxylamine Chemical compound CCC(C)C\C(CC)=N/O CBVWMGCJNPPAAR-HJWRWDBZSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a pulse type bag-type dust collector, which comprises a dust collecting device and an ash discharging device; the dust removal device comprises a dust removal box, a dust removal cloth bag assembly and a pulse dust removal assembly, wherein the dust removal box comprises a box body, an air inlet and an air outlet are respectively formed in two sides of the box body, a dust discharge port is formed in the lower part of the box body, and the dust removal cloth bag assembly is arranged in the box body; the ash discharging device comprises an ash discharging hopper, an impact vibration component, an ash discharging valve and an ash discharging pipe, wherein the ash discharging hopper is communicated and installed below the box body, the ash discharging pipe is communicated and installed below the ash discharging hopper, the ash discharging valve is installed between the ash discharging hopper and the ash discharging pipe, the ash discharging hopper is formed by enclosing at least four ash hopper side walls, the impact vibration component is installed on the outer side of the ash discharging hopper and comprises a driving part and two impact hammers, the two impact hammers driven by the driving part impact two non-adjacent ash hopper side walls simultaneously, the vibration effect of the ash hopper side walls can be greatly improved, the ash cleaning effect of the ash hopper side walls is improved, and the energy consumption of the vibration device is reduced.
Description
Technical Field
The invention relates to the technical field of environment-friendly dust removing equipment, in particular to a pulse type bag-type dust remover.
Background
The bag-type dust remover is an effective dust removing device, and can remove dust pollutants in waste gas. The dust removal principle mainly uses filter dust attached to the surface of a filter material, and the bag-type dust remover has the outstanding characteristics of high dust removal efficiency and higher environmental protection requirements, and has an efficient dust removal mode.
The prior bag-type dust collector generally comprises a dust collector positioned at the upper part and a dust collector positioned at the lower part, wherein the main body of the dust collector is an ash bucket, dust collected by the bag-type dust collector is stored in the ash bucket, because the storage space of the ash bucket is limited in the actual production process, when the material level of the ash bucket of the bag-type dust collector is too high in the working process of the bag-type dust collector, the resistance of the bag-type dust collector is increased, the treatment efficiency is reduced, and the dust collection efficiency of the whole bag-type dust collector is reduced, in addition, the excessive dust accumulation of the ash bucket is easy to cause secondary flying during dust collection, so that the pulse bag-type dust collector is always in high-resistance operation, therefore, the dust in the ash bucket is required to be cleaned in time in engineering, the dust in the near-discharge state is treated in time, only a small amount of dust is required to be discharged to realize dust sealing, and, the bag-type dust collector is in failure, and in the prior art, ash discharge of an ash hopper is mainly realized by adopting a vibration mechanism of an ash hopper bin wall of an ash discharge valve below the ash hopper.
Among the prior art, the vibrating device of ash bucket lateral wall generally only installs on one side lateral wall of ash bucket, and its vibration process generally only drives the lateral wall vibration of one side, and the vibration of the lateral wall of several sides will reduce in addition, therefore leads to the deashing of ash bucket lateral wall incomplete, and the deashing incomplete lateral wall can deposition more easily, and the scale deposit is gone up on the ash bucket inner wall even, when leading to the ash bucket to use, the deashing frequency increases, and vibrating device power consumption increases, and then makes the deashing cost rise.
Disclosure of Invention
In view of this, a pulse bag-type dust collector is needed to solve the technical problem of the prior art that the cost of dust collection is increased due to incomplete dust collection of the side wall of the dust hopper.
The invention provides a pulse type bag-type dust collector, which comprises a dust collecting device and an ash discharging device;
the dust removal device comprises a dust removal box, a dust removal cloth bag assembly and a pulse dust removal assembly, wherein the dust removal box comprises a box body, an air inlet and an air outlet are formed in two sides of the box body respectively, an ash discharge port is formed in the lower part of the box body, the dust removal cloth bag assembly is installed in the box body, and the pulse dust removal assembly is used for removing ash from the dust removal cloth bag assembly;
the ash discharging device comprises an ash discharging hopper, an impact vibration component, an ash discharging valve and an ash discharging pipe, wherein the ash discharging hopper is communicated and installed below the box body, the ash discharging pipe is communicated and installed below the ash discharging hopper, the ash discharging valve is installed between the ash discharging hopper and the ash discharging pipe, the ash discharging hopper is formed by enclosing at least four ash hopper side walls, the impact vibration component is installed in the outer side of the ash discharging hopper, the impact vibration component comprises a driving piece and two impact hammers, and the driving piece drives the two impact hammers to impact two non-adjacent ash hopper side walls simultaneously.
Further, it includes four ash bucket lateral walls and arbitrary to go out the ash bucket the outside fixedly connected with mounting panel of ash bucket lateral wall, the equal lateral extension in both sides of mounting panel is connected with a bracing piece, the driving piece includes two-way telescopic cylinder and two connecting rods, two-way telescopic cylinder is used for driving two the connecting rod is released simultaneously or is withdrawed, the connecting rod with bracing piece parallel arrangement, each the jump bit includes the hammer stem and connect in the hammer block of hammer stem one end, each the hammer stem is kept away from the one end of hammer block articulates in one the connecting rod, articulate between the both ends of hammer stem correspond one side the bracing piece.
Furthermore, the bidirectional telescopic cylinder comprises a cylinder body, two pistons and a reset elastic piece, two ends of the cylinder body are opened, a piston cavity is formed in the cylinder body, the middle part of the piston cavity comprises a first cylindrical sealing section, the first sealing section is sequentially and symmetrically provided with an air pushing section, a second sealing section and an air outlet section along two ends of the axis of the first sealing section, each piston comprises a large-diameter section and a small-diameter section which are sequentially connected, an annular air pushing surface is formed at the joint of the large-diameter section and the small-diameter section, a first air passage and a second air passage are formed in each piston, one end of each first air passage extends to the end part of the large-diameter section, the other end of each first air passage is vertically intersected with the corresponding second air passage, two ends of each second air passage extend to the side wall of the small-diameter section, and the large-diameter sections of the two pistons are slidably and hermetically arranged on the first sealing section, the small-diameter section is in slidable sealing connection with the second sealing section at the corresponding end, the inner diameter of the air pushing section is larger than that of the second sealing section and smaller than that of the first sealing section, the inner diameter of the air outlet section is larger than that of the second sealing section, the distance from the annular air pushing surface to the axis of the corresponding second air passage is larger than the sum of the lengths of the air pushing section at the corresponding end and the second sealing section, and the resetting elastic piece is installed between the two large-diameter sections and used for driving the two pistons to be away from each other; two air inlets are formed on the outer side of the cylinder body and are communicated with the air pushing sections in a one-to-one correspondence mode.
Further, the return elastic element is a compression spring arranged between the two large-diameter sections.
Furthermore, the hammer rod and the connecting rod are metal rods, and the hammer body is a rubber hammer.
Furthermore, two silencers are still included in the two-way telescopic cylinder, the lateral wall of the cylinder body forms two silencing passages, two silencing passages respectively with the section intercommunication of giving vent to anger, just silencing passage with correspond the section of giving vent to anger is perpendicular, each silencing passage's the outside intercommunication installation one the silencer.
Furthermore, the cloth bag dust removal assembly comprises an ash blocking plate, a pattern plate and a plurality of dust removal cloth bags, the ash blocking plate is vertically installed in the box body and is close to the air inlet, the pattern plate is transversely installed on one side, far away from the air inlet, of the ash blocking plate, a plurality of cloth bag installation holes are formed in the pattern plate, the dust removal cloth bags are vertically installed in the cloth bag installation holes in a one-to-one correspondence mode, and the installation height of the pattern plate is lower than that of the air outlet.
Furthermore, the pulse deashing subassembly includes compressed gas holding vessel, deashing pipe and a plurality of pulse solenoid valve, the deashing pipe transversely install in the card top and with the compressed gas holding vessel intercommunication installation, the lower extreme of deashing pipe corresponds each the dust removal sack has an deashing spout, each the deashing spout corresponds installs a pulse solenoid valve.
Furthermore, the dust removal device further comprises a gas flow meter, and the air flow meter is used for measuring the gas flow of the air outlet.
Furthermore, the dust removal box also comprises a bracket arranged at the lower end of the box body.
The pulse type bag-type dust collector provided by the invention adopts the impact vibration component with two impact hammers to impact two nonadjacent side walls of the ash hopper, so that the vibration effect of the side walls of the ash hopper can be greatly improved, the dust cleaning effect of the side walls of the ash hopper is improved, the dust accumulation and scaling of the side walls of the ash hopper are effectively prevented, the ash in the inner space of the ash hopper and the ash in the side walls of the ash hopper can be effectively removed during each dust cleaning, the dust cleaning frequency can be reasonably reduced, and the energy consumption of a vibration device is reduced.
The foregoing is a summary of the present invention, and in order to provide a clear understanding of the technical means of the present invention and to be implemented in accordance with the present specification, the following is a detailed description of the preferred embodiments of the present invention.
Drawings
FIG. 1 is a schematic structural diagram of a pulse bag-type dust collector according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a dust removing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic top view of the ash discharging device according to the embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a bi-directional telescopic cylinder according to an embodiment of the present invention;
FIG. 5 is a schematic view of the connection structure of the ash hopper, the ash discharge valve and the ash discharge pipe in the embodiment of the invention.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
As shown in figure 1, the invention provides a pulse type bag-type dust collector which comprises a dust collecting device 1 and an ash discharging device 2.
As shown in fig. 2, the dust removing device 1 includes a dust removing box 11, a dust removing cloth bag assembly 12 and a pulse ash removing assembly 13, the dust removing box 11 includes a box body 111, an air inlet 11a and an air outlet 11b are respectively formed on two sides of the box body 111, an ash discharge port 11c is formed on the lower portion of the box body 111, the dust removing cloth bag assembly 12 is installed inside the box body 111, and the pulse ash removing assembly 13 is used for removing ash from the dust removing cloth bag assembly 12.
In order to ensure stable installation of the box body 111, the dust removing box 11 further includes a bracket 112 installed at a lower end of the box body 111.
In the preferred embodiment of the present application, the bag-type dust collecting assembly 12 includes an ash blocking plate 121, a pattern plate 122 and a plurality of dust collecting bags 123, the ash blocking plate 121 is vertically installed in the box 1 and disposed near the air inlet 11a, the pattern plate 122 is transversely installed on one side of the ash blocking plate 121 far away from the air inlet 11a, a plurality of bag mounting holes are formed in the pattern plate 122, the dust collecting bags 123 are vertically installed in the bag mounting holes in a one-to-one correspondence, and the mounting height of the pattern plate 122 is lower than the air outlet 11 b.
The dust-containing gas entering from the air inlet 11a firstly contacts the dust baffle 121, the dust baffle 121 blocks large-particle dust in the dust-containing gas for primary dust removal, the remaining dust-containing gas contacts the dust removal cloth bag 123 from the lower end of the dust baffle, dust in the gas is adsorbed on the outer surface of the dust removal cloth bag 123 by a filter material on the dust removal cloth bag 123, and the clean gas passes through the dust removal cloth bag 123 and flows out of the upper end of the dust removal cloth bag 123 and is discharged out of the dust removal box 11 from the air outlet 11 b.
The pulse ash cleaning component 13 comprises a compressed gas storage tank 131, an ash cleaning pipe 132 and a plurality of pulse electromagnetic valves 133, wherein the ash cleaning pipe 132 is transversely installed above the pattern plate 122, the lower end of the ash cleaning pipe 132 is provided with an ash cleaning nozzle corresponding to each dust removing cloth bag 123, and each ash cleaning nozzle is correspondingly provided with a pulse electromagnetic valve 133.
With the use of the dust-removing cloth bag 123, more and more dust is generated under the outer surface area of the dust-removing cloth bag 123, and the dust-removing efficiency is reduced, so that the electromagnetic valve 133 is opened and closed under the condition of the dust-removing control system to inject the compressed gas in the compressed gas storage tank 131 into the dust-removing cloth bag 123, so that the dust-removing cloth bag 123 shakes and expands to shake off the dust on the outer surface of the dust-removing cloth bag 123.
In order to facilitate the dust removal control system to better control the pulse electromagnetic valve 133 and clearly control the operation of the pulse ash removal assembly 13 according to the dust removal efficiency of the dust removal cloth bag 123, the dust removal device 1 in this embodiment further includes a gas flow meter 14, and the gas flow meter 14 is used for measuring the gas flow rate of the air outlet 11 b.
Because when the intake flow of the intake port 11a is constant, if dust accumulates on the outer surface of the dust removal cloth bag 123, the internal of the gas dust removal cloth bag 123 is affected and removed, and the outlet flow of the exhaust port 11b changes, according to this feature, a related flow threshold value can be set, and when the corresponding flow threshold value is reached, the pulse solenoid valve 133 is opened to perform ash removal on the dust removal cloth bag 123.
As shown in fig. 1 and fig. 5, the ash discharging device 2 includes an ash discharging hopper 21, an impact vibration assembly 22, an ash discharging valve 23 and an ash discharging pipe 24, the ash discharging hopper 21 is installed below the box 111 in a communicating manner, the ash discharging pipe 24 is installed below the ash discharging hopper 21 in a communicating manner, the ash discharging valve 23 is installed between the ash discharging hopper 21 and the ash discharging pipe 24, the ash discharging hopper 21 is enclosed by at least four ash hopper side walls 211, the impact vibration assembly 22 is installed outside the ash discharging hopper 21, the impact vibration assembly 22 includes a driving member 221 and two impact hammers 222, and the driving member 221 drives the two impact hammers 222 to impact two non-adjacent ash hopper side walls 211 simultaneously.
In a preferred embodiment of the present application, as shown in fig. 3, the ash discharging hopper 21 includes four ash hopper side walls 211, and a mounting plate 25 is fixedly connected to an outer side of one ash hopper side wall 211, a support rod 26 is transversely and extendedly connected to both sides of the mounting plate, the driving member 221 includes a bidirectional telescopic cylinder 223 and two connecting rods 224, the bidirectional telescopic cylinder 223 is used for driving the two connecting rods 224 to be simultaneously pushed out or retracted, the connecting rods 224 are arranged in parallel with the support rod 26, each impact hammer 222 includes a hammer rod 2221 and a hammer body 2222 connected to one end of the hammer rod 2221, one end of each hammer rod 2221, which is far away from the hammer body 2222, is hinged to one connecting rod 224, and two ends of the hammer rod 2221 are hinged.
After the connection structure is adopted, the hammer bar 2221 forms a lever structure using the support rod 26 as a pivot, when the connecting rod 224 is driven by the bidirectional telescopic cylinder 223 to be pushed out or retracted, the hammer bar 2221 swings to drive the hammer body 2222 to knock the two opposite ash bucket side walls 211 back and forth, when the two opposite ash bucket side walls 211 are knocked, the corresponding ash bucket side walls 211 vibrate and are all transmitted to the adjacent ash bucket side walls, so that the four ash bucket side walls 211 all vibrate to a certain degree, and the accumulated ash on the inner side is shaken off.
In practice, the length of the portion of the hammer lever 2221 adjacent to the hammer body 2222 can be made greater than the length of the portion adjacent to the connecting rod 224, so that the smaller space for pushing out or retracting the connecting rod 224 can make the hammer lever 2221 swing a larger angle, and thus the side wall 211 of the ash bucket receive a larger impact force.
In order to ensure the strength of the hammer bar 2221 and the connecting rod 224, a metal bar is used, and in order to effectively protect the structure of the side wall 211 of the ash bucket, the hammer body 2222 is a rubber hammer.
In a preferred embodiment of the present application, as shown in fig. 4, the bidirectional telescopic cylinder 223 includes a cylinder 225, two pistons 226 and a return elastic member 227, the cylinder 225 is open at two ends and has a piston cavity 225a formed therein, the middle portion of the piston cavity 225a includes a cylindrical first sealing section a1, the first sealing section a1 has an air pushing section a2, a second sealing section a3 and an air outlet section a4 symmetrically arranged in sequence along two ends of an axis thereof, each piston 226 includes a large diameter section 2261 and a small diameter section 2262 connected in sequence, an annular air pushing surface 2263 is formed at a joint of the large diameter section 2261 and the small diameter section 2262, a first air passage 226a and a second air passage 226b are formed in each piston 226, one end of the first air passage 226a extends to an end of the large diameter section 2261, the other end of the first air passage 226a perpendicularly intersects the second air passage 226b, two ends of the second air passage 226b extend to a side wall of the small diameter section 2262, the large diameter section 2261 of the two pistons 226a are slidably arranged in the first sealing section 1, the small-diameter section 2262 is slidably and hermetically connected with the second sealing section a3 at the corresponding end, the inner diameter of the air pushing section a2 is larger than the inner diameter of the second sealing section a3 and smaller than the inner diameter of the first sealing section a1, the inner diameter of the air outlet section a4 is larger than the inner diameter of the second sealing section a3, the distance from the annular air pushing surface 2263 to the axis of the corresponding second air passage 226b is larger than the sum of the lengths of the air pushing section a2 at the corresponding end and the second sealing section a3, and the resetting elastic piece 227 is installed between the two large-diameter sections 2261 and used for driving the two pistons 226 to move away from each other; two air inlet holes 225b are formed on the outer side of the cylinder body 225, and the air inlet holes 225b are communicated with the air pushing sections a2 in a one-to-one correspondence manner.
When the interior of the piston cavity 225a is filled with gas, under the action of the return elastic element 227, the two pistons 226 are respectively located at two ends of the piston cavity 225a, specifically, the annular gas pushing surface 2263 is limited by an annular step formed between the first sealing section a1 and the gas pushing section a2, and the two second gas passages 226b are correspondingly communicated with the two gas outlet sections a4, which is a limit position where the two pistons 226 extend out; when the piston cavity 225a is inflated through the two air inlet holes 225b, the gas is gathered and compressed in the air pushing section a2, and the two pistons are pushed to approach each other, when the piston 226b moves to the position where the second air passage 226b is completely blocked by the second sealing section a3, the second air passage 226b is isolated from the air outlet section a4, at this time, the piston 226 moves rapidly, when the piston 226 moves to the position where the second air passage 226b is communicated with the air pushing section a2, because the high-pressure gas passes through the second air passage 226b and enters the space between the two large-diameter sections 2261 through the first air passage 226a, the end of the large-diameter section 2261 is pressed, the pistons 226 start to move away from each other until the second air passage 226b is communicated with the air outlet section a4, and only the continuous air inlet of the two air inlet holes 225b needs to be ensured, the reciprocating movement of the piston 226 can be ensured.
Preferably, the return spring 227 is a compression spring mounted between two large diameter sections 2261.
More preferably, the bidirectional telescopic cylinder 223 further includes two silencers 228, the sidewall of the cylinder body 225 forms two silencing passages 225c, the two silencing passages 225c are respectively communicated with the air outlet section a4, the silencing passages 225c are perpendicular to the corresponding air outlet section a4, the outer side of each silencing passage 225c is communicated with one silencer 228, and the silencers 228 can effectively prevent sonic boom generated when high-pressure air is released.
When the pulse bag-type dust collector provided by the invention is used, dust-containing gas entering from an air inlet firstly contacts the dust baffle plate 121, the dust baffle plate 121 stops large-particle dust in the dust-containing gas to carry out primary dust collection, the residual dust-containing gas contacts the dust collecting bag 123 from the lower end of the dust baffle plate, the dust in the gas is adsorbed on the outer surface of the dust collecting bag 123 by a filter material on the dust collecting bag 123, clean gas passes through the dust collecting bag 123 and flows out from the upper end of the dust collecting bag 123, and is discharged out of the dust collection box 11 from the air outlet 11b, the pulse dust collection component 13 collects the dust on the outer surface of the dust collecting bag 123, the dust collected by the dust baffle plate 121 and the dust collecting bag 123 falls into the dust outlet hopper, when the dust outlet hopper needs dust collection, high-pressure gas is continuously filled into the air inlet hole 225b, the piston 226 reciprocates to drive the connecting rod 224 to move, so that the hammer rod 2221 swings to drive the hammer body 2222 to, at the same time, the ash discharge valve 23 is opened to discharge the accumulated ash.
The utility model provides an impulse type sack cleaner adopts the vibration effect that can promote the ash bucket lateral wall by a wide margin, improves the deashing effect of ash bucket lateral wall, prevents effectively that ash bucket lateral wall deposition scale deposit, when ensureing at every turn the deashing, the ash homoenergetic of ash bucket inner space and ash bucket lateral wall is effectively clear away, and then can rationally reduce the deashing frequency, reduces the vibrating device power consumption.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.
Claims (10)
1. A pulse type bag-type dust collector is characterized by comprising a dust collecting device and an ash discharging device;
the dust removal device comprises a dust removal box, a dust removal cloth bag assembly and a pulse dust removal assembly, wherein the dust removal box comprises a box body, an air inlet and an air outlet are formed in two sides of the box body respectively, an ash discharge port is formed in the lower part of the box body, the dust removal cloth bag assembly is installed in the box body, and the pulse dust removal assembly is used for removing ash from the dust removal cloth bag assembly;
the ash discharging device comprises an ash discharging hopper, an impact vibration component, an ash discharging valve and an ash discharging pipe, wherein the ash discharging hopper is communicated and installed below the box body, the ash discharging pipe is communicated and installed below the ash discharging hopper, the ash discharging valve is installed between the ash discharging hopper and the ash discharging pipe, the ash discharging hopper is formed by enclosing at least four ash hopper side walls, the impact vibration component is installed in the outer side of the ash discharging hopper, the impact vibration component comprises a driving piece and two impact hammers, and the driving piece drives the two impact hammers to impact two non-adjacent ash hopper side walls simultaneously.
2. The impulse type bag-type dust collector according to claim 1, wherein the dust outlet hopper comprises four dust hopper side walls, a mounting plate is fixedly connected to the outer side of any one of the dust hopper side walls, a supporting rod is transversely and extendedly connected to both sides of the mounting plate, the driving member comprises a bidirectional telescopic cylinder and two connecting rods, the bidirectional telescopic cylinder is used for driving the two connecting rods to be simultaneously pushed out or retracted, the connecting rods are parallel to the supporting rod, each impact hammer comprises a hammer rod and a hammer body connected to one end of the hammer rod, one end of each hammer rod, far away from the hammer body, is hinged to one connecting rod, and two ends of each hammer rod are hinged to the corresponding supporting rod on one side.
3. The pulse bag-type dust collector according to claim 2, wherein the bidirectional telescopic cylinder comprises a cylinder body, two pistons and a return elastic member, the cylinder body is open at two ends and has a piston cavity formed therein, the middle of the piston cavity comprises a cylindrical first sealing section, the first sealing section has an air pushing section, a second sealing section and an air outlet section along two ends of the axis thereof, the first sealing section is sequentially and symmetrically provided with an air pushing section, a second sealing section and an air outlet section along two ends of the axis thereof, each piston comprises a large diameter section and a small diameter section which are sequentially connected, an annular air pushing surface is formed at the joint of the large diameter section and the small diameter section, a first air passage and a second air passage are formed inside each piston, one end of the first air passage extends to the end of the large diameter section, the other end of the first air passage perpendicularly intersects with the second air passage, two ends of the second air passage extend to the side wall of the small diameter section, and the large diameter sections of the two pistons are slidably and sealingly disposed, the small-diameter section is in slidable sealing connection with the second sealing section at the corresponding end, the inner diameter of the air pushing section is larger than that of the second sealing section and smaller than that of the first sealing section, the inner diameter of the air outlet section is larger than that of the second sealing section, the distance from the annular air pushing surface to the axis of the corresponding second air passage is larger than the sum of the lengths of the air pushing section at the corresponding end and the second sealing section, and the resetting elastic piece is installed between the two large-diameter sections and used for driving the two pistons to be away from each other; two air inlets are formed on the outer side of the cylinder body and are communicated with the air pushing sections in a one-to-one correspondence mode.
4. The pulsed bag dust collector of claim 3, wherein said return resilient member is a compression spring mounted between two of said large diameter sections.
5. The pulse type bag-type dust collector according to claim 3, wherein the hammer rod and the connecting rod are metal rods, and the hammer body is a rubber hammer.
6. The pulse type bag dust collector of claim 3, wherein the bidirectional telescopic cylinder further comprises two silencers, two silencing channels are formed on the side wall of the cylinder body, the two silencing channels are respectively communicated with the air outlet section and are perpendicular to the corresponding air outlet section, and one silencer is communicated and installed on the outer side of each silencing channel.
7. The pulse type bag-type dust collector according to claim 1, wherein the bag-type dust collection assembly comprises an ash baffle, a pattern plate and a plurality of dust collection bags, the ash baffle is vertically installed in the box body and is arranged close to the air inlet, the pattern plate is transversely installed on one side, away from the air inlet, of the ash baffle, a plurality of bag installation holes are formed in the pattern plate, the dust collection bags are vertically installed in the bag installation holes in a one-to-one correspondence mode, and the installation height of the pattern plate is lower than that of the air outlet.
8. The pulse type bag-type dust collector according to claim 7, wherein the pulse dust-cleaning assembly comprises a compressed gas storage tank, a dust-cleaning pipe and a plurality of pulse solenoid valves, the dust-cleaning pipe is transversely installed above the faceplate and is communicated with the compressed gas storage tank, the lower end of the dust-cleaning pipe is provided with a dust-cleaning nozzle corresponding to each dust-cleaning bag, and each dust-cleaning nozzle is correspondingly provided with a pulse solenoid valve.
9. The pulse type bag-type dust collector of claim 8, further comprising a gas flow meter for measuring the gas flow rate of the air outlet.
10. The pulsed bag dust collector of claim 1, wherein said dust collection box further comprises a bracket mounted to a lower end of said box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011196090.8A CN112354286A (en) | 2020-10-30 | 2020-10-30 | Pulse type bag dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011196090.8A CN112354286A (en) | 2020-10-30 | 2020-10-30 | Pulse type bag dust collector |
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| Publication Number | Publication Date |
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| CN112354286A true CN112354286A (en) | 2021-02-12 |
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| CN202011196090.8A Pending CN112354286A (en) | 2020-10-30 | 2020-10-30 | Pulse type bag dust collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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Application publication date: 20210212 |