CN111589237A - Bag type dust collector - Google Patents
Bag type dust collector Download PDFInfo
- Publication number
- CN111589237A CN111589237A CN202010444754.1A CN202010444754A CN111589237A CN 111589237 A CN111589237 A CN 111589237A CN 202010444754 A CN202010444754 A CN 202010444754A CN 111589237 A CN111589237 A CN 111589237A
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- China
- Prior art keywords
- fan
- base
- plate
- bag
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 73
- 239000000725 suspension Substances 0.000 claims abstract description 28
- 230000000149 penetrating Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 239000004744 fabric Substances 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 239000007787 solid Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000003139 buffering Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- 240000008005 Crotalaria incana Species 0.000 description 1
- 230000001174 ascending Effects 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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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
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
-
- 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
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
Abstract
The invention discloses a bag type dust collector, which relates to the field of dust collectors and comprises a base and a shell, wherein a mounting ring is horizontally arranged in the shell and is positioned above the shell; a plurality of fan-shaped oscillating plates are arranged below the mounting ring, a plurality of filter bags with lower end openings are uniformly distributed between the lower end surfaces of the fan-shaped oscillating plates and the upper end surface of the base, and air inlet holes communicated with the lower ends of the filter bags are arranged on the base in a penetrating manner; an elastic suspension mechanism is arranged between each fan-shaped vibration plate and the mounting ring, and a vibration mechanism used for driving the suspension mechanism to shake in a reciprocating mode is further arranged on the shell. The invention has the following advantages and effects: the elastic suspension mechanism capable of shaking is used for suspending and fixing the upper end of the filter bag, so that the suspension mechanism is driven to shake together after being subjected to external force exerted by the vibration mechanism, the dust on the surface of the filter bag is rapidly removed and removed at low cost, and the effect of reducing the operation cost is achieved.
Description
Technical Field
The invention relates to the field of dust collectors, in particular to a bag type dust collector.
Background
A bag filter is a dry dust filter that is suitable for capturing fine, dry, non-fibrous dust. After the dust-containing gas enters the bag type dust collector, the dust with large particles and large specific gravity is settled down under the action of gravity and falls into the dust hopper, and the dust is blocked after the gas containing fine dust passes through the filter bag, so that the gas is purified.
After a traditional filter bag is used for a long time, dust on the surface of the filter bag is increased gradually, so that the filtering efficiency of the filter bag is reduced, and at the moment, the dust on the surface of the filter bag needs to be removed. The existing ash removal means generally adopts pulse type, namely compressed air is blown to the inside of a filter bag by a pulse valve, so that air waves are formed in a bag body, and meanwhile, the filter bag is rapidly expanded and shocked from top to bottom to remove accumulated ash.
However, the pulse dust cleaning device is adopted, and the compressed air conforming to the filter bag needs to be selected according to the material and the structure size of the filter bag, so that the dust cleaning mode needs larger investment and high operation cost, and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a bag type dust collector which has the effect of reducing the operation cost.
The technical purpose of the invention is realized by the following technical scheme: a bag type dust collector comprises a base and a shell arranged on the base, wherein a dust storage chamber is arranged in the base, an air inlet channel communicated with the dust storage chamber is arranged on the outer wall of the base, and an air outlet channel is arranged on the outer wall of the upper end of the shell; a mounting ring is horizontally arranged in the shell and is positioned above the shell, and a plurality of supporting rods are vertically and uniformly arranged at the outer edge position between the lower end surface of the mounting ring and the upper end surface of the base; a plurality of fan-shaped oscillating plates are arranged below the mounting ring, a plurality of filter bags with lower end openings are uniformly distributed between the lower end surfaces of the fan-shaped oscillating plates and the upper end surface of the base, and air inlet holes communicated with the lower ends of the filter bags are arranged on the base in a penetrating manner; each fan-shaped vibration plate with all be provided with elastic suspension mechanism between the collar, and still be provided with on the casing and be used for the drive hang the reciprocating vibration mechanism who rocks of mechanism.
Through adopting above-mentioned technical scheme, when the dust remover during operation, utilize the filter bag to filter the dust in the gas, when the dust on filter bag surface is gradual progressively increased, start vibration mechanism, utilize vibration mechanism drive elastic suspension mechanism and fan-shaped shake the board and shake in a reciprocating way to shake off the dust on filter bag surface, realize that quick the cleaing away and the low-cost clearance of deposition. Therefore, the pulse ash removal device suspends the upper end of the filter bag in a suspending way and fixes the upper end of the filter bag through the elastic suspension mechanism which can swing, so that the suspension mechanism is driven to swing the fan-shaped vibration plate and the filter bag together after receiving external force applied by the vibration mechanism, thereby realizing quick removal and low-cost removal of dust accumulated on the surface of the filter bag and achieving the effect of reducing the operation cost.
The present invention in a preferred example may be further configured to: the suspension mechanism comprises a first lock hook and a pair of second lock hooks, the first lock hook and the pair of second lock hooks are arranged on the upper end surface of the fan-shaped oscillating plate, the first lock hook is positioned at one end, close to the fan-shaped oscillating plate, of the fan-shaped oscillating plate, and the pair of second lock hooks are distributed on two sides, away from one end, of the fan-shaped oscillating plate; and the upper ends of the first lock hook and the second lock hook are both provided with extension springs, and the lower end surface of the mounting ring is provided with a third lock hook for fixing the upper end of the extension spring.
Through adopting above-mentioned technical scheme, when hanging in midair the mechanism during operation, utilize first latch hook and a pair of second latch hook to hang in midair fan-shaped vibrations board and filter bag, simultaneously through the cooperation of extension spring and third latch hook, strain fixedly with the filter bag. Therefore, the high-elasticity suspension mechanism is arranged to provide sufficient restoring force for the fan-shaped vibration plate, and the stable removal of the dust accumulated on the surface of the filter bag is realized. Meanwhile, the tension spring is utilized to provide pretightening force for the filter bag, so that the filter bag is tightened, the effective filtering area of the filter bag is increased, and the position and the average accumulative amount of the surface of the filter bag which can be accumulated are reduced. Meanwhile, the suspension mechanism is in an independent state, so that stable buffering and isolation are realized, common vibration of the shell is avoided, and the use stability of the whole dust remover is enhanced.
The present invention in a preferred example may be further configured to: vibrations mechanism include vertical rotation connect in the pivot of casing roof, the up end of casing is provided with and is used for the drive the rotatory motor of pivot, the lower extreme of pivot is located a plurality ofly between the first latch hook, the lower extreme outer wall of pivot is provided with the ratchet, the outer wall of ratchet is contradicted the lower extreme outer wall of first latch hook.
Through adopting above-mentioned technical scheme, when vibrations mechanism during operation, utilize motor control pivot and ratchet co-rotation, can utilize the first lock hook of tooth key drive on the ratchet to rock this moment, realize the common vibration control of all fan-shaped vibration boards and filter bag. Therefore, the high-frequency fluctuation is generated by utilizing the ratchet wheel, the high-frequency shaking control of the filter bag is realized, and the dust removal effect is improved. Meanwhile, the ratchet wheel is used for controlling all the suspension mechanisms and the fan-shaped vibration plates to vibrate together, so that the ratchet wheel is uniformly stressed in the circumferential direction, the stress of the rotating shaft is improved, and the use stability of the vibration mechanism is improved.
The present invention in a preferred example may be further configured to: the first lock hook comprises a hook body and a bearing arranged on the outer wall of the lower end of the hook body, and the outer wall of the ratchet wheel abuts against the outer wall of the bearing.
Through adopting above-mentioned technical scheme, through setting up the bearing, reduce the frictional force between first latch hook and the ratchet, avoid appearing the tangential beat, reduce the wear efficiency and the power consumption of part simultaneously, guarantee the output of motor.
The present invention in a preferred example may be further configured to: one end of the fan-shaped oscillating plates, which is close to each other, extends to the lower part of the ratchet wheel.
Through adopting above-mentioned technical scheme, when removing dust, the fan-shaped shake the board and will move towards the direction of keeping away from the ratchet to the one end that deviates from the ratchet will be ascending trend motion, and the one end through shaking the board with the fan-shaped shake extends to the below of ratchet this moment, realizes that the fan-shaped shake is shaken the spacing of board, thereby realizes that the fan-shaped shake shakes the stable of board and resets, the job stabilization nature when improving the dust removal.
The present invention in a preferred example may be further configured to: the filter bag includes the sack, the lower pot head of sack is equipped with the steel ring that the round has the opening, and the lower extreme of sack wraps up after turning up the book the steel ring, the up end of base is vertical to be provided with the intercommunication the inlet port, and supply the intake pipe that the lower pot head of sack was established, the outer wall of intake pipe is provided with many rings of steps, adjacent two form between the step and be used for supplying the draw-in groove of steel ring embedding, the outer wall of intake pipe is provided with the steel bushing, the upper end incurving of steel bushing just is used for compressing tightly the lower extreme outer wall of sack.
Through adopting above-mentioned technical scheme, when the installation filter bag, on being fixed in fan-shaped vibrations board with the upper end of sack, then locate the outer wall of intake pipe with the lower pot head of sack, then utilize the steel ring to compress tightly the lower extreme outer wall that is fixed in the intake pipe with the lower extreme of sack to make in the steel ring embedding draw-in groove. Then the lower end of the cloth bag is driven to be turned upwards and wrapped with a steel ring, the two cloth bags are hooped tightly on the outer wall of the air inlet pipe through the steel sleeve, the steel ring is compressed by the bending position of the steel sleeve, and the cloth bag is installed and fixed. Therefore, the filter bag is tightly wrapped by the steel ring and the steel sleeve, so that the lower end of the filter bag is stably fixed on the outer wall of the air inlet pipe, and the stability of the filter bag during use is enhanced.
The present invention in a preferred example may be further configured to: an elastic fixing plate is embedded in the upper end of the cloth bag, and a bolt in threaded connection with the center of the elastic fixing plate is arranged on the fan-shaped oscillating plate.
Through adopting above-mentioned technical scheme, improve the homogeneity of filter bag upper end pretightning force through setting up the elastic fixing plate, realize the even atress of each position of filter bag, realize the stable installation of filter bag.
The present invention in a preferred example may be further configured to: the air inlet device is characterized in that a circle of annular partition plate is horizontally arranged in the base, a circle of guide plate is vertically and upwards arranged on an inner ring of the partition plate, a gap exists between the upper end face of the guide plate and the top wall of the base, and an annular channel communicated with the air inlet channel is formed among the partition plate, the guide plate and the inner wall of the base.
Through adopting above-mentioned technical scheme, separate the dust storage chamber through setting up baffle and guide plate to keep apart the annular channel that communicates inlet channel, consequently when letting in gas, will guide gaseous along the annular channel inner wall flow, force the solid dust that mix with in the gas and collide with the inner wall of annular channel, reduce the flow rate of solid dust, do benefit to the deposit of dust.
The present invention in a preferred example may be further configured to: and a baffle is vertically arranged at the termination end of the annular channel.
Through adopting above-mentioned technical scheme, cut the end that terminates of annular channel through setting up the baffle, force the air current that the speed descends to change the direction, strengthen the deposit effect of dust. Meanwhile, the airflow is prevented from contacting with the dust deposited in the dust storage chamber, and secondary dust raising is avoided.
In conclusion, the invention has the following beneficial effects:
1. the upper end of the filter bag is suspended and fixed by the elastic suspension mechanism which can swing, so that the suspension mechanism drives the filter bags to swing together after being subjected to external force applied by the vibration mechanism, thereby realizing quick removal and low-cost removal of dust accumulated on the surfaces of the filter bags and achieving the effect of reducing the operation cost;
2. the high-elasticity suspension mechanism is arranged to provide pre-tightening force for the filter bag, so that the filter bag is tightened, the effective filtering area of the filter bag is increased, the position and the average accumulated amount of the surface of the filter bag can be reduced, and meanwhile, the suspension mechanism is in an independent state, so that the common vibration of the shell is avoided;
3. the high-frequency ratchet wheel is used for controlling the common high-frequency shaking of all filter bags, so that the dust removal effect is improved, the circumferential direction of the ratchet wheel is uniformly stressed, the stress of the rotating shaft is improved, and the use stability of the vibration mechanism is improved;
4. the lower end of the filter bag is stably fixed on the outer wall of the air inlet pipe by arranging the filter bag with high stability, so that the filter bag is stably installed and fixed, and the stability in use is improved;
5. through the annular channel that sets up intercommunication inlet channel, force the solid dust that mix with in the gas and collide with the inner wall of annular channel, reduce the flow rate of solid dust, do benefit to the deposit of dust.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a schematic view of the internal structure of the casing of embodiment 1;
fig. 3 is a schematic structural view of the suspension mechanism and the vibrating mechanism of embodiment 1;
FIG. 4 is a schematic view showing the connection relationship between the filter bag and the intake duct in embodiment 2;
FIG. 5 is a schematic view showing the connection between the base and the filter bag in example 2;
fig. 6 is a partial enlarged view at a in fig. 4;
fig. 7 is a schematic view of the internal structure of the base according to embodiment 3.
Reference numerals: 1. a base; 11. a dust storage chamber; 12. a box door; 13. an air intake passage; 14. an air inlet; 15. a partition plate; 16. a baffle; 17. an annular channel; 18. a baffle plate; 2. a housing; 21. an air outlet channel; 22. a motor; 3. a mounting ring; 31. a support bar; 4. a fan-shaped oscillating plate; 41. a bolt; 5. a filter bag; 51. a cloth bag; 52. an elastic fixing plate; 53. steel rings; 6. a suspension mechanism; 61. a first latch hook; 62. a second latch hook; 63. an extension spring; 64. a third latch hook; 65. a hook body; 66. a bearing; 7. a vibration mechanism; 71. a rotating shaft; 72. a ratchet wheel; 8. an air inlet pipe; 81. steel jacket; 82. a step; 83. a clamping groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: as shown in fig. 1, a bag type dust collector includes a base 1 and a housing 2 provided on the base 1. A dust storage chamber 11 (see fig. 7) is arranged in the base 1, and a door 12 communicated with the dust storage chamber 11 is arranged on the outer wall. The outer wall of the base 1 is communicated with the air inlet channel 13 of the dust storage chamber 11, and the outer wall of the upper end of the shell 2 is provided with an air outlet channel 21.
As shown in fig. 2, a mounting ring 3 is horizontally disposed inside the housing 2, and the mounting ring 3 is located above the housing 2. A plurality of support rods 31 are vertically arranged between the lower end face of the mounting ring 3 and the upper end face of the base 1, and the plurality of support rods 31 are uniformly distributed at the outer edge positions of the mounting ring 3 and the base 1.
As shown in fig. 2, a plurality of sector oscillation plates 4 are disposed below the mounting ring 3, and gaps exist between two adjacent sector oscillation plates 4 and between the sector oscillation plates 4 and the inner wall of the casing 2. A plurality of filter bags 5 with lower end openings are uniformly distributed between the lower end surface of the fan-shaped oscillation plate 4 and the upper end surface of the base 1, and air inlet holes 14 (see fig. 7) communicated with the lower ends of the filter bags 5 are arranged on the base 1 in a penetrating manner.
When the dust collector is in operation, dust-laden gas is passed into the dust storage chamber 11 along the gas inlet channel 13, and then the gas is discharged into the filter bag 5 along the gas inlet hole 14. At this time, after being filtered by the filter bag 5, the clean gas is discharged along the gas outlet channel 21, and meanwhile, the filtered solid dust falls back to the dust storage chamber 11 along the gas inlet hole 14, so that the dust removal operation of the gas is realized.
As shown in fig. 2 and 3, an elastic suspension mechanism 6 is disposed between each sector oscillation plate 4 and the mounting ring 3, and a vibration mechanism 7 for driving the suspension mechanism 6 to oscillate back and forth is further disposed on the housing 2.
After the filter bag 5 uses an end time, the dust on the surface of the filter bag 5 increases gradually, the vibration mechanism 7 is started at the moment, the vibration mechanism 7 is used for driving the elastic suspension mechanism 6 and the fan-shaped vibration plate 4 to shake in a reciprocating manner, the fan-shaped vibration plate 4 drives the filter bag 5 to shake, so that the dust on the surface of the filter bag 5 is shaken off, the dust on the surface of the filter bag 5 is quickly removed and stably removed, the permeability of the filter bag 5 is ensured, and the working efficiency of the dust remover is ensured.
As shown in fig. 2 and 3, the suspension mechanism 6 includes a first locking hook 61 and a pair of second locking hooks 62 disposed on the upper end surface of the sector oscillation plate 4, and the first locking hook 61 and the second locking hooks 62 are distributed in a triangular shape.
As shown in fig. 2 and 3, the first locking hook 61 is located at one end of the sectorial oscillation plate 4 close to each other, and the pair of second locking hooks 62 are distributed at one end of the sectorial oscillation plate 4 away from each other and at both sides of the sectorial oscillation plate 4.
As shown in fig. 3, the upper ends of the first and second locking hooks 61 and 62 are each vertically provided with an extension spring 63, and the lower end surface of the mounting ring 3 is provided with a third locking hook 64 for fixing the upper end of the extension spring 63.
When the suspension mechanism 6 is operated, the sector oscillation plate 4 and the filter bag 5 are suspended by the first and the pair of second latch hooks 61 and 62. Meanwhile, the filter bag 5 is tensioned and fixed through the matching of the extension spring 63 and the third latch hook 64, so that a pretightening force is provided for the filter bag 5, the filter bag 5 is tensioned, the effective filtering area of the filter bag 5 is increased, and the position of the surface of the filter bag 5 which can be stacked and the average stacking amount are reduced.
Meanwhile, the suspension mechanism 6 with high elasticity is arranged to provide sufficient restoring force for the fan-shaped vibration plate 4, so that the dust accumulated on the surface of the filter bag 5 is stably removed. Meanwhile, the suspension mechanism 6 is in an independent state, so that stable buffering and isolation are realized, the common vibration of the shell 2 is avoided, and the use stability of the whole dust remover is enhanced.
As shown in fig. 2 and 3, the vibration mechanism 7 includes a rotating shaft 71 vertically and rotatably connected to the top wall of the housing 2, and the upper end surface of the housing 2 is provided with the motor 22 for driving the rotating shaft 71 to rotate.
As shown in fig. 3, the lower end of the rotating shaft 71 is located between the plurality of first locking hooks 61, and the outer wall of the lower end of the rotating shaft 71 is provided with a ratchet 72. One ends of the sector oscillation plates 4, which are close to each other, extend below the ratchet gears 72, and a gap is formed between the sector oscillation plates 4 and the ratchet gears 72.
As shown in fig. 3, the first locking hook 61 includes a hook body 65 and a bearing 66 provided on an outer wall of a lower end of the hook body 65, and an outer wall of the ratchet 72 abuts against an outer wall of the bearing 66.
When the vibration mechanism 7 works, the motor 22 is used for controlling the rotating shaft 71 and the ratchet 72 to rotate together, and at the moment, the high-frequency ratchet 72 can be used for driving the first locking hook 61 to swing, so that the common vibration control and the high-frequency vibration control of all the fan-shaped vibration plates 4 and all the filter bags 5 are realized.
When the first locking hook 61 is driven to shake, the ratchet 72 is abutted to the bearing 66, so that the friction force between the first locking hook 61 and the ratchet 72 is reduced by arranging the bearing 66, tangential deflection is avoided, meanwhile, the wear efficiency and the power consumption of parts are reduced, and the output power of the motor 22 is ensured.
Example 2: as shown in fig. 3 and 4, the difference from embodiment 1 is that: the filter bag 5 comprises a cloth bag 51, an elastic fixing plate 52 is embedded in the upper end of the cloth bag 51, a bolt 41 is arranged on the fan-shaped oscillation plate 4, and the bolt 41 is in threaded connection with the center of the elastic fixing plate 52.
As shown in fig. 5 and 6, the upper end surface of the base 1 is vertically provided with a plurality of air inlet pipes 8 communicated with the air inlet holes 14, and the lower end of the cloth bag 51 is sleeved on the outer wall of the air inlet pipes 8. The lower end of the cloth bag 51 is sleeved with a circle of steel ring 53 with a gap, and the lower end of the cloth bag 51 is folded upwards and then wrapped with the steel ring 53.
As shown in fig. 5 and 6, a plurality of circles of steps 82 are arranged on the outer wall of the air inlet pipe 8, a clamping groove 83 for embedding the steel ring 53 is formed between every two adjacent steps 82, a steel sleeve 81 is arranged on the outer wall of the air inlet pipe 8, and the upper end of the steel sleeve 81 is bent inwards and used for pressing the outer wall of the lower end of the cloth bag 51.
When the filter bag 5 is installed, the elastic fixing plate 52 inside the upper end of the cloth bag 51 is fixed on the fan-shaped oscillation plate 4 by using the bolt 41, the uniformity of the pre-tightening force of the upper end of the filter bag 5 is improved by using the elastic fixing plate 52, the uniform stress of each position of the upper end of the filter bag 5 is realized, and the stable installation of the position of the upper end of the filter bag 5 is realized.
Then the outer wall of the air inlet pipe 8 is sleeved with the lower end of the cloth bag 51, the cloth bag 51 is tightly pressed and fixed on the outer wall of the air inlet pipe 8 by the steel ring 53, and the steel ring 53 is embedded into the clamping groove 83. Then the lower end of the cloth bag 51 is driven to be turned upwards and wrapped by the steel ring 53, the two layers of cloth bags 51 are hooped on the outer wall of the air inlet pipe 8 by the steel sleeve 81, the steel ring 53 is tightly pressed by the bending position of the steel sleeve 81, and the cloth bags 51 are installed and fixed.
When the filter bag 5 during operation, the cooperation through setting up steel ring 53 and steel bushing 81 provides the package power for filter bag 5, with the stable outer wall that is fixed in intake pipe 8 of the lower extreme of filter bag 5, improves the stability of being connected between filter bag 5 and the intake pipe 8 to stability when reinforcing filter bag 5 uses.
Example 3: as shown in fig. 7, the difference from embodiment 1 is that: a circle of annular partition plates 15 are horizontally arranged in the base 1, a circle of guide plates 16 are vertically and upwards arranged on the inner rings of the partition plates 15, and gaps exist between the upper end faces of the guide plates 16 and the top wall of the base 1.
As shown in fig. 7, an annular channel 17 communicating with the air inlet channel 13 is formed between the partition 15, the baffle 16 and the inner wall of the base 1, and a baffle 18 is vertically arranged at the terminating end position of the annular channel 17.
After the gas is introduced into the gas inlet channel 13, the dust storage chamber 11 is partitioned by using the partition plate 15 and the guide plate 16, and an annular channel 17 communicated with the gas inlet channel 13 is isolated. Therefore, when gas is introduced, the annular channel 17 guides the gas to flow along the inner wall of the annular channel 17, so that solid dust mixed in the gas is forced to collide with the inner wall of the annular channel 17, the flow rate of the solid dust is reduced, and the deposition of the dust is facilitated.
When the gas moves to the end position of the annular channel 17, the end of the annular channel 17 is cut off by the baffle 18, the gas flow with the reduced speed is forced to change the direction, and the dust deposition effect is enhanced. Meanwhile, the airflow is prevented from contacting with the dust deposited in the dust storage chamber 11, and secondary dust raising is avoided.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. A bag type dust collector comprises a base (1) and a shell (2) arranged on the base (1), wherein a dust storage chamber (11) is arranged in the base (1), an air inlet channel (13) communicated with the dust storage chamber (11) is arranged on the outer wall of the base, and an air outlet channel (21) is arranged on the outer wall of the upper end of the shell (2);
the method is characterized in that: a mounting ring (3) is horizontally arranged in the shell (2), the mounting ring (3) is positioned above the shell (2), and a plurality of support rods (31) are vertically and uniformly arranged at the outer edge position between the lower end face of the mounting ring (3) and the upper end face of the base (1);
a plurality of fan-shaped oscillating plates (4) are arranged below the mounting ring (3), a plurality of filter bags (5) with lower end openings are uniformly distributed between the lower end surfaces of the fan-shaped oscillating plates (4) and the upper end surface of the base (1), and air inlet holes (14) communicated with the lower ends of the filter bags (5) are arranged on the base (1) in a penetrating manner;
each fan-shaped vibration plate (4) and an elastic suspension mechanism (6) is arranged between the mounting rings (3), and the shell (2) is further provided with a vibration mechanism (7) for driving the suspension mechanism (6) to shake in a reciprocating manner.
2. A bag house as defined in claim 1, wherein: the suspension mechanism (6) comprises a first lock hook (61) and a pair of second lock hooks (62), the first lock hook (61) and the pair of second lock hooks are arranged on the upper end surface of the fan-shaped oscillation plate (4), the first lock hook (61) is located at one end, close to the fan-shaped oscillation plate (4), of the fan-shaped oscillation plate, and the pair of second lock hooks (62) are distributed on two sides, away from one end of the fan-shaped oscillation plate (4), of the fan-shaped oscillation plate;
the upper ends of the first locking hook (61) and the second locking hook (62) are both provided with an extension spring (63), and the lower end face of the mounting ring (3) is provided with a third locking hook (64) for fixing the upper end of the extension spring (63).
3. A bag house as defined in claim 2, wherein: vibrations mechanism (7) including vertical rotation connect in pivot (71) of casing (2) roof, the up end of casing (2) is provided with and is used for the drive pivot (71) rotatory motor (22), the lower extreme of pivot (71) is located a plurality of between first latch hook (61), the lower extreme outer wall of pivot (71) is provided with ratchet (72), the outer wall conflict of ratchet (72) the lower extreme outer wall of first latch hook (61).
4. A bag house as defined in claim 3, wherein: the first locking hook (61) comprises a hook body (65) and a bearing (66) arranged on the outer wall of the lower end of the hook body (65), and the outer wall of the ratchet wheel (72) abuts against the outer wall of the bearing (66).
5. A bag house as defined in claim 3, wherein: one ends of the fan-shaped oscillating plates (4) close to each other extend to the lower part of the ratchet wheel (72).
6. A bag house as defined in claim 1, wherein: filter bag (5) are including sack (51), the pot head of sack (51) is equipped with round steel ring (53) that have the opening, and the lower extreme of sack (51) turns up the back parcel of turning over upwards steel ring (53), the vertical intercommunication that is provided with of up end of base (1) inlet port (14), and supply intake pipe (8) that the lower pot head of sack (51) was established, the outer wall of intake pipe (8) is provided with many rings of step (82), adjacent two it is used for the confession to form between step (82) draw-in groove (83) of steel ring (53) embedding, the outer wall of intake pipe (8) is provided with steel bushing (81), the upper end of steel bushing (81) is inwards buckled and is used for compressing tightly the lower extreme outer wall of sack (51).
7. A bag house as defined in claim 6, wherein: an elastic fixing plate (52) is embedded in the upper end of the cloth bag (51), and a bolt (41) in threaded connection with the center of the elastic fixing plate (52) is arranged on the fan-shaped oscillating plate (4).
8. A bag house as defined in claim 1, wherein: the air inlet channel is characterized in that a circle of annular partition plate (15) is horizontally arranged in the base (1), a circle of guide plate (16) is vertically arranged upwards in an inner ring of the partition plate (15), a gap exists between the upper end face of the guide plate (16) and the top wall of the base (1), and an annular channel (17) communicated with the air inlet channel (13) is formed between the partition plate (15), the guide plate (16) and the inner wall of the base (1).
9. A bag house as defined in claim 8, wherein: and a baffle (18) is vertically arranged at the terminating end position of the annular channel (17).
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| CN202010444754.1A CN111589237B (en) | 2020-05-23 | 2020-05-23 | Bag type dust collector |
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| CN202010444754.1A CN111589237B (en) | 2020-05-23 | 2020-05-23 | Bag type dust collector |
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| CN111589237B CN111589237B (en) | 2021-12-28 |
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