CN113599921A - Flue gas dust removal device - Google Patents
Flue gas dust removal device Download PDFInfo
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- CN113599921A CN113599921A CN202110757455.8A CN202110757455A CN113599921A CN 113599921 A CN113599921 A CN 113599921A CN 202110757455 A CN202110757455 A CN 202110757455A CN 113599921 A CN113599921 A CN 113599921A
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- flue gas
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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
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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
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
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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
- B01D46/04—Cleaning filters
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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
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
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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
- B01D46/42—Auxiliary equipment or operation thereof
-
- 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
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
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- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of flue gas dust removal, in particular to a flue gas dust removal device which comprises a plurality of groups, wherein each group comprises a first unit and a second unit which are identical in structure, the first unit comprises a cylinder body, a thread is arranged on the annular inner surface of the cylinder body, a dust cleaning disc is movably connected onto the thread, a second baffle ring and a first baffle ring are fixedly arranged in the cylinder body, a cloth bag core is fixed at the middle position of the second baffle ring, an air inlet pipeline is fixed at the position, close to the bottom, of the outer circular surface of the cylinder body, a shunting connector is fixed on the air inlet pipeline, and the shunting connector is communicated with the first unit and the second unit; according to the invention, the smoke enters the cylinder body of the first unit through the air inlet pipeline, the air pressure in the cylinder body is increased to push the dust cleaning disc to ascend, and the smoke entering the first unit and the second unit is decompressed and communicated through the shunting communicating device, so that the dust cleaning disc can clean the surface of the cloth bag core in a reciprocating manner.
Description
Technical Field
The invention relates to the technical field of flue gas dust removal, in particular to a flue gas dust removal device.
Background
With the development of modern industrial production and the improvement of living standard, the quality of the atmosphere becomes a concern. Before the flue gas is discharged to the air, the flue gas needs to be subjected to primary dust removal treatment. Because industry flue gas removes dust and makes bag collector work load big, need frequent deashing, make staff's work load grow, do not clear up the flue gas discharge resistance grow after the dust removal for a long time, influence emission rate.
In the process of implementing the invention, at least the following problems in the prior art are not solved: the existing dust removal device intensively cleans the dust removal device after the flue gas removes dust, generally cleans the dust removal device through high-pressure gas or high-pressure liquid, consumes time and is not energy-saving, and the automatic cleaning of the dust removal device cannot be realized.
Therefore, a flue gas dust removal device is provided.
Disclosure of Invention
The invention aims to provide a flue gas dust removal device, which aims to solve the problems that the existing dust removal device is used for intensively cleaning the dust removal device after flue gas dust removal, the dust removal device is generally cleaned by high-pressure gas or high-pressure liquid, the time is consumed, the energy is not saved, and the automatic cleaning of the dust removal device cannot be realized.
In order to achieve the purpose, the invention provides the following technical scheme: a flue gas dust removal device is provided with a plurality of groups, each group comprises a first unit and a second unit, the first unit and the second unit are identical in structure, the first unit comprises a cylinder body, a dust outlet is formed in the center of the bottom of the cylinder body, a thread is arranged on the annular inner surface of the cylinder body, a dust cleaning disc is movably connected onto the thread, a second retaining ring and a first retaining ring are fixedly arranged on the inner surface of the cylinder body close to the upper end and the lower end of the thread respectively, a push rod mechanism is arranged on the second retaining ring, and a plurality of clamping grooves are formed in the top end of the second retaining ring close to the inner circle; the edge position of the upper end of the cylinder body is fixedly provided with a sealing cover, the central position of the upper surface of the sealing cover is fixedly provided with an exhaust pipeline, a plurality of handles are uniformly and fixedly arranged on the outer circular surface of the sealing cover, the central position of the lower surface of the sealing cover is fixedly provided with a universal pipe, the lower end of the universal pipe is provided with a sealing mechanism, the sealing mechanism is fixedly connected with a second connecting pipe through threads, a cloth bag core is fixed at the bottom end of the second connecting pipe, and the bottom end of the cloth bag core penetrates through a second retaining ring and extends to the position of the first retaining ring; the outer disc of cylinder body is close to bottom position fixed mounting and has the admission line, one side that the cylinder body was kept away from to the admission line is fixed with the reposition of redundant personnel linker, the reposition of redundant personnel linker is articulated through L type connecting rod with push rod mechanism, reposition of redundant personnel linker and first unit and second unit intercommunication.
Preferably, sealing mechanism includes the locking cap, locking cap and No. two connecting pipe threaded connection, No. two connecting pipes are close to bottom position fixed mounting and have a plurality of buckles, buckle and draw-in groove block are connected, locking cap upper end central point puts swing joint and has a connecting pipe, a connecting pipe pass the top of locking cap and with universal pipe fixed connection.
Preferably, an outer brim is arranged on a circle of the edge position of the outer circular surface of the lower port of the first connecting pipe, the outer brim is buckled with the fixing cap, and a sealing ring is arranged at the joint of the lower port of the first connecting pipe and the upper port of the second connecting pipe.
Preferably, one side of the dust cleaning disc, which is close to the cloth bag core, is provided with a brush, and the top end surface of the dust cleaning disc is an inclined surface which is reduced along the cloth bag core.
Preferably, the outer circular surface of the dust outlet is in threaded connection with a dust sealing cover.
Preferably, the internal framework of the cloth bag core is a net-shaped steel frame, and the cloth bag core is made of polyester fiber non-woven fabric.
Preferably, the push rod mechanism includes the push rod, the push rod passes the second and keeps off the ring and fixed with the rack, be provided with No. two sealing washers between push rod and the second fender ring, the meshing has the gear on the rack, the gear is fixed with L type connecting rod towards the one side that is provided with the admission line, the one end that the gear was kept away from to L type connecting rod passes the cylinder body and is articulated with the reposition of redundant personnel linker.
Preferably, the reposition of redundant personnel linker includes the shunt main part, be equipped with the spout in the shunt main part, sliding connection has U type slider in the spout, both ends all are fixed with the slide bar around the U type slider, the one end that U type slider was kept away from to the slide bar passes the shunt main part and is articulated with L type connecting rod, be provided with the through-hole on the U type slider, U type slider slides in the shunt main part and blocks or communicate the second unit when blocking with the intercommunication or blocking the first unit, the right-hand member and the first unit and the second unit intercommunication of shunt main part, the one end that first unit and second unit were kept away from to the shunt main part is equipped with the air inlet.
Preferably, one side of the U-shaped sliding block, which is close to the air inlet pipeline, is hinged to the first blocking ring through a connecting rod, and the top end face of the first blocking ring is fixedly connected with the inner wall of the cylinder body through a tension spring.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the flue gas dust removal device is divided into a plurality of groups, the groups work simultaneously to achieve a better dust removal effect, each group comprises the first unit and the second unit, and the units work intermittently to reduce the burden of the cloth bag core, so that the cloth bag core is convenient to clean by the dust cleaning disc; the middle position of the annular inner surface of the cylinder body is provided with the threads, so that the time for cleaning the surface of the cloth bag core when the dust cleaning disc rotates and moves in the threads on the inner surface of the cylinder body is prolonged; the second retaining ring and the first retaining ring are arranged to prevent the dust cleaning disc from being screwed out of the thread on the inner surface of the cylinder body; the cloth bag core is arranged to filter out the particulate matters in the smoke dust; through setting up push rod mechanism, utilize the dust removal dish at rotatory in-process that rises will promote the push rod rebound in the push rod mechanism, the rack of fixing on the push rod drives gear revolve, and then drives L type connecting rod and rotate, the rotation of L type connecting rod drives and fixes and slide in the shunt main part at the U type slider of slide bar one end to the realization communicates the second unit when blocking first unit, realizes shunting the reposition of redundant personnel of linker and the effect of blocking.
2. The top end face of the dust cleaning disc is an inclined face which is reduced along the direction of the cloth bag core, when the brush on the dust cleaning disc cleans dust attached to the surface of the cloth bag core, the dust can be sputtered along the direction opposite to the movement direction of the dust cleaning disc, and when the dust falls on the top end face of the dust cleaning disc, the dust is guided away through the top end inclined face of the dust cleaning disc; the U-shaped sliding block fixed at one end of the sliding rod is driven to slide in the shunt main body through the rotation of the L-shaped connecting rod, so that the pressure relief of the second unit is realized through the connecting position of the sliding rod and the shunt main body when the first unit is communicated, or the pressure relief of the first unit is realized through the connecting position of the sliding rod and the shunt main body when the second unit is communicated, the shunting and pressure relief effects of the shunting communicating device are realized, and further the smoke entering from the air inlet in the shunt main body enters the first unit or the second unit under the action of the U-shaped sliding block.
Drawings
FIG. 1 is a combination view of a first unit and a second unit of the present invention;
FIG. 2 is a schematic structural diagram of a first unit according to the present invention;
FIG. 3 is a cross-sectional view of a first unit of the present invention;
FIG. 4 is a view of the structure of FIG. 3 at A in accordance with the present invention;
FIG. 5 is a view of the structure of FIG. 3 at B in accordance with the present invention;
FIG. 6 is a structural view of the invention shown in FIG. 5 with the dust pan separated from the bag core;
FIG. 7 is a structural view of a shunt connector of the present invention;
FIG. 8 is a top view of a second retainer ring of the present invention;
FIG. 9 is a top view of a cloth bag core of the present invention;
FIG. 10 is a structural view of the gimbal tube of the present invention.
In the figure: 1. a cylinder body; 2. a handle; 3. an exhaust duct; 4. a sealing cover; 5. an air intake duct; 6. a dust outlet; 61. a dust sealing cover; 7. a sealing mechanism; 71. a card slot; 72. a fixing cap; 73. a first connecting pipe; 8. a cloth bag core; 81. a second connecting pipe; 82. buckling; 9. a dust cleaning disc; 91. a brush; 10. a first retainer ring; 101. a tension spring; 11. a second retainer ring; 12. a shunt connector; 121. a slide bar; 122. a U-shaped slider; 123. a shunt body; 13. a universal tube; 14. a first unit; 15. a second unit; 16. a push rod mechanism; 161. an L-shaped connecting rod; 162. a push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, the present invention provides a technical solution:
a flue gas dust removal device comprises a plurality of groups, wherein the groups work simultaneously to achieve better dust removal effect, each group comprises a first unit 14 and a second unit 15, the units work intermittently to reduce the burden of a cloth bag core 8 and facilitate the cleaning of the cloth bag core 8 by a dust cleaning disc 9, the first unit 14 has the same structure as the second unit 15, the first unit 14 includes a cylinder 1, a dust outlet 6 is arranged at the center of the bottom of the cylinder body 1, a dust cleaning disc 9 is connected with the annular inner surface of the cylinder body 1 in a sliding way, a second retaining ring 11 and a first retaining ring 10 are fixedly arranged on the inner surface of the cylinder body 1, the dust cleaning disc 9 is positioned between the second retaining ring 11 and the first retaining ring 10 to prevent the dust cleaning disc 9 from being separated from the inner surface of the cylinder body 1, a push rod mechanism 16 is arranged on the second baffle ring 11, and a plurality of clamping grooves 71 are arranged at the top end of the second baffle ring 11 close to the inner circle; a sealing cover 4 is fixedly arranged at the edge position of the upper end of the cylinder body 1, an exhaust pipeline 3 is fixedly arranged at the central position of the upper surface of the sealing cover 4, a plurality of handles 2 are uniformly and fixedly arranged on the outer circular surface of the sealing cover 4, a universal pipe 13 is fixedly arranged at the central position of the lower surface of the sealing cover 4, a sealing mechanism 7 is arranged at the lower end of the universal pipe 13, the sealing mechanism 7 is fixedly connected with a second connecting pipe 81 through threads, a cloth bag core 8 is fixed at the bottom end of the second connecting pipe 81, and the bottom end of the cloth bag core 8 penetrates through a second retaining ring 11; the outer disc of cylinder body 1 is close to bottom position fixed mounting has inlet duct 5, one side that cylinder body 1 was kept away from to inlet duct 5 is fixed with reposition of redundant personnel linker 12, reposition of redundant personnel linker 12 is articulated through L type connecting rod 161 with push rod mechanism 16, reposition of redundant personnel linker 12 and first unit 14 and second unit 15 intercommunication.
Through adopting above-mentioned technical scheme, the flue gas is followed reposition of redundant personnel linker 12 and is followed inlet channel 5 and get into in the cylinder body 1 of first unit 14, and the flue gas that continuously gets into passes through 8 surfaces of sack core and enters into inside the sack core 8, and particulate matter in the smoke and dust can be filtered by sack core 8, and gas after the filtration is discharged to the atmosphere through exhaust duct 3 from inside the sack core 8, and a large amount of flue gases can block up the sack core 8 of dust cleaning dish 9 lower extreme, through flow formula
(Q represents the flow rate of the oil pump, V represents the speed, A represents the area of the air outlet of the cloth bag core 8),the flow is constant, the outlet area is reduced, the speed is increased, which shows that the speed of the flue gas from the bottom end of the dust cleaning disc 9 after passing through the cloth bag core 8 is increased, and then the primary effort equation P is used1+0.5ρV1 2+ρgH1＝P2+0.5ρV2 2+ρgH2(P1Is the gas pressure at the bottom of the dust-cleaning plate 9, P2Is the pressure of the gas inside the cloth bag core 8, V1For the gas velocity, V, at the bottom of the dust-cleaning pan 92ρ is gas density for velocity after passing through the bag core 8), ρ gH is gas1，ρgH2Can be ignored and can be derived from the above formula
Due to V2Increase so that P is illustrated1>P2Therefore, the gas pressure at the bottom end of the dust cleaning disc 9 can be increased by the continuously entering smoke, so that the dust cleaning disc 9 is pushed to move upwards along the inner surface of the cylinder body 1, the unclogged part of the cloth bag core 8 is exposed, in the process that the dust cleaning disc 9 rises, the brush 91 arranged on the dust cleaning disc 9 cleans the surface of the cloth bag core 8, when the dust cleaning disc 9 rotates and rises to the top end of the cloth bag core 8, the push rod mechanism 16 is pushed, the push rod mechanism 16 drives the shunting connector 12 to limit the flow of the first unit 14, the smoke does not enter the first unit 14 any more, the cylinder body 1 of the first unit 14 is decompressed through the shunting connector 12, the dust cleaning disc 9 rotates and moves downwards under the self gravity, the surface of the cloth bag core 8 is cleaned again by the dust cleaning disc 9, meanwhile, the shunting connector 12 is communicated with the second unit 15, the second unit 15 repeats the working process of the first unit 14, and realizes the cyclic cleaning of the cloth bag core 8, the task load of the workers is greatly reduced.
As a specific embodiment of the present invention, the sealing mechanism 7 includes a fixing cap 72, the fixing cap 72 is in threaded connection with a second connecting pipe 81, a plurality of buckles 82 are fixedly installed at a position of the second connecting pipe 81 close to the bottom end, the buckles 82 are in snap-fit connection with the snap groove 71, a first connecting pipe 73 is movably connected at a central position of the upper end of the fixing cap 72, and the first connecting pipe 73 penetrates through the top end of the fixing cap 72 and is fixedly connected with the universal pipe 13.
Through adopting above-mentioned technical scheme, when needing to change sack core 8, open sealed lid 4, not hard up locking cap 72, then rotate sack core 8 and make buckle 82 on the sack core 8 break away from with draw-in groove 71 on the second fender ring 11, then can directly upwards take out sack core 8 and change.
As a specific embodiment of the present invention, an outer brim is disposed on a circumference of an outer circumferential surface of a lower port of the first connecting pipe 73, the outer brim is fastened to the fixing cap 72, and a first sealing ring is disposed at a connection position of the lower port of the first connecting pipe 73 and an upper port of the second connecting pipe 81.
Through adopting above-mentioned technical scheme, No. one connecting pipe 73 sets up the outer eaves in port department can effectively prevent drop and losing of locking cap 72 when changing sack core 8, has also increased the area of contact of a connecting pipe 73 with a sealing washer, has improved sealed effect.
As a specific embodiment of the present invention, a brush 91 is disposed on a side of the dust-removing tray 9 close to the bag core 8, the brush 91 is used for removing dust attached to the surface of the bag core 8, the top end surface of the dust-removing tray 9 is an inclined surface that is lowered in the direction of the bag core 8, when the brush 91 on the dust-removing tray 9 is used for removing dust attached to the surface of the bag core 8, the dust can be splashed in the direction opposite to the movement direction of the dust-removing tray 9, and when the dust falls on the top end surface of the dust-removing tray 9, the dust is guided away by the inclined surface at the top end of the dust-removing tray 9.
In a specific embodiment of the present invention, a dust sealing cover 61 is screwed to an outer circumferential surface of the dust outlet 6.
By adopting the technical scheme, dust in the cylinder body 1 can be automatically separated from the cylinder body 1 by rotating the wind dust cover at the dust outlet 6 after the dust removing work is finished, and the manual time is saved.
In one embodiment of the present invention, the inner frame of the bag core 8 is a net-shaped steel frame, and the bag core 8 is made of a polyester fiber non-woven fabric.
Through adopting above-mentioned technical scheme, 8 inside skeletons of sack core adopt netted steelframe to increase the hardness of sack core 8, avoid sack core 8 to be crushed by atmospheric pressure at the during operation, and sack core 8 adopts polyester fiber non-woven fabrics material, and the polyester fiber non-woven fabrics can filter littleer dust and flue gas, and the polyester fiber non-woven fabrics also can wash repeatedly with the life of extension sack core 8.
As a specific embodiment of the present invention, the push rod mechanism 16 includes a push rod 162, the push rod 162 passes through the second retaining ring 11 and is fixed to a rack, a second sealing ring is disposed between the push rod 162 and the second retaining ring 11, a gear is engaged with the rack, an L-shaped connecting rod 161 is fixed to a side of the gear facing the air inlet pipe 5, and one end of the L-shaped connecting rod 161 away from the gear passes through the cylinder 1 and is hinged to the shunt connector 12.
As a specific embodiment of the present invention, the shunt connector 12 includes a shunt main body 123, a sliding groove is arranged in the shunt main body 123, a U-shaped slider 122 is slidably connected in the sliding groove, sliding rods 121 are fixed at both the front and rear ends of the U-shaped slider 122, one end of the sliding rod 121 far away from the U-shaped slider 122 passes through the shunt main body 123 and is hinged to an L-shaped connecting rod 161, a through hole is arranged on the U-shaped slider 122, the U-shaped slider 122 slides in the shunt main body 123 to communicate or block a first unit and simultaneously block or communicate a second unit, so as to achieve the shunting and blocking effects of the shunt connector 12; the right end of the diverter main body 123 is communicated with the first unit 14 and the second unit 15, and one end of the diverter main body 123, which is far away from the first unit 14 and the second unit 15, is provided with an air inlet, the U-shaped slider 122 fixed at one end of the sliding rod 121 is driven by the rotation of the L-shaped connecting rod 161 to slide in the diverter main body 123, so that the second unit 15 is decompressed through the connecting part of the sliding rod 121 and the diverter main body 123 when the first unit 14 is communicated, or the first unit 14 is decompressed through the connecting part of the sliding rod 121 and the diverter main body 123 when the second unit 15 is communicated, the shunting and decompressing effects of the shunting and communicating device 12 are realized, and further, smoke entering from the air inlet on the diverter main body 123 enters the first unit 14 or the second unit 15 under the action of the U-shaped slider 122.
As a specific embodiment of the present invention, one side of the U-shaped slider 122 close to the air inlet pipe 5 is hinged to the first blocking ring 10 through a connecting rod (not shown), the top end surface of the first blocking ring 10 is fixedly connected to the inner wall of the cylinder 1 through a tension spring 101, and the tension spring 101 is used to reset the first blocking ring 10 and the dust-cleaning disc 9 located on the first blocking ring 10, in the present invention, when the U-shaped slider 122 moves, the connecting rod is used to drive the first blocking ring 10 to pull the tension spring 101 to move downwards, so as to bring the dust-cleaning disc 9 away from the inner surface of the cylinder 1, so that the dust-cleaning disc 9 is no longer in contact with the cloth bag core 8, and thus, dust slides down into and out of the dust outlet 6 along the top inclined surface of the dust-cleaning disc 9.
The using method comprises the following steps: in the cylinder body 1 of flue gas follow reposition of redundant personnel linker 12 edge admission line 5 entering first unit 14, the flue gas that continuously gets into enters into sack core 8 through sack core 8 surface inside, and the particulate matter in the smoke and dust can be filtered by sack core 8, and gas after the filtration is discharged to the atmosphere through exhaust duct 3 from sack core 8 is inside, and a large amount of flue gases can block up sack core 8 of dust cleaning dish 9 lower extreme, through flow formula
(Q represents the flow rate of the oil pump, V represents the speed, A represents the air outlet area of the cloth bag core 8), the flow rate is constant, the outlet area is reduced, the speed is increased after the flue gas from the bottom end of the dust cleaning disc 9 passes through the cloth bag core 8, and then the speed is increased according to the Bernoulli equation P1+0.5ρV1 2+ρgH1＝P2+0.5ρV2 2+ρgH2(P1Is the gas pressure at the bottom of the dust-cleaning plate 9, P2Is the pressure of the gas inside the cloth bag core 8, V1For the gas velocity, V, at the bottom of the dust-cleaning pan 92ρ is gas density for velocity after passing through the bag core 8), ρ gH is gas1，ρgH2Can be ignored and can be derived from the above formula
Due to V2Increase so that P is illustrated1>P2Therefore, the pressure of the gas at the bottom end of the dust tray 9 can be increased by the smoke continuously entering, and then the pressure in the cylinder body 1 can be increased by the smoke continuously entering, so that the dust tray 9 is pushed to move upwards along the inner wall of the cylinder body 1, and the unblocked part of the cloth bag core 8 is exposed by the smoke continuously entering, in the process of ascending of the dust tray 9, the surface of the cloth bag core 8 is cleaned by the brush 91 arranged on the dust tray 9, when the dust tray 9 rotates and ascends to the top end of the cloth bag core 8, the push rod 162 in the push rod mechanism 16 is pushed to move upwards, the rack fixed on the push rod 162 drives the gear to rotate, and further drives the L-shaped connecting rod 161 to rotate, the rotation of the L-shaped connecting rod 161 drives the U-shaped slider 122 fixed at one end of the slide rod 121 to slide in the splitter main body 123, so as to realize the pressure relief of the first unit 14 through the connection between the slide rod 121 and the splitter main body 123 while communicating the second unit 15, the effects of shunting and decompressing the shunting communicating vessel 12 are realized, because the flue gas does not enter the first unit 14 any more, the pressure in the cylinder body 1 of the first unit 14 is reduced, the dust cleaning disc 9 moves downwards under the self gravity, the surface of the bag core 8 is cleaned again by the dust cleaning disc 9, the U-shaped sliding block 122 moves, meanwhile, the connecting rod is utilized to drive the first baffle ring 10 in the first unit 14 to pull the tension spring 101 to move downwards, the dust cleaning disc 9 is further taken away from the inner wall of the cylinder body 1, the dust cleaning disc 9 is not contacted with the bag core 8 again, so that the dust slides into and out of the dust outlet 6 along the inclined plane at the top end of the dust cleaning disc 9, the first baffle ring 10 and the dust cleaning disc 9 in the second unit 15 are reset under the pulling of the tension spring 101, the dust cleaning disc 9 is contacted with the inner wall of the cylinder body 1 again, the brush 91 is contacted with the bag core 8 again, and the second unit 15 works in the working process in the first unit 14 under the action of the flue gas, realize the circulation and clear up sack core 8, greatly reduced staff's task volume.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a flue gas dust collector which characterized in that: the flue gas dust removal device is provided with a plurality of groups, each group comprises a first unit (14) and a second unit (15), the first unit (14) and the second unit (15) are identical in structure, the first unit (14) comprises a cylinder body (1), a dust outlet (6) is formed in the center of the bottom of the cylinder body (1), a dust cleaning disc (9) is connected to the inner annular surface of the cylinder body (1) in a sliding mode, a second baffle ring (11) and a first baffle ring (10) are fixedly installed on the inner surface of the cylinder body (1), the dust cleaning disc (9) is located between the second baffle ring (11) and the first baffle ring (10), a push rod mechanism (16) is arranged on the second baffle ring (11), and a plurality of clamping grooves (71) are formed in the position, close to the top end of the second baffle ring (11); the edge position of the upper end of the cylinder body (1) is fixedly provided with a sealing cover (4), the central position of the upper surface of the sealing cover (4) is fixedly provided with an exhaust pipeline (3), a plurality of handles (2) are uniformly and fixedly arranged on the outer circular surface of the sealing cover (4), the central position of the lower surface of the sealing cover (4) is fixedly provided with a universal pipe (13), the lower end of the universal pipe (13) is provided with a sealing mechanism (7), the sealing mechanism (7) is fixedly connected with a second connecting pipe (81) through threads, the bottom end of the second connecting pipe (81) is fixedly provided with a cloth bag core (8), and the bottom end of the cloth bag core (8) penetrates through a second retaining ring (11); cylinder body (1) outer disc is close to bottom position fixed mounting has inlet duct (5), one side that cylinder body (1) was kept away from in inlet duct (5) is fixed with reposition of redundant personnel linker (12), reposition of redundant personnel linker (12) are articulated through L type connecting rod (161) with push rod mechanism (16), reposition of redundant personnel linker (12) and first unit (14) and second unit (15) intercommunication.
2. The flue gas dust removal device of claim 1, wherein: sealing mechanism (7) are including locking cap (72), locking cap (72) and No. two connecting pipe (81) threaded connection, No. two connecting pipe (81) are close to bottom position fixed mounting and have a plurality of buckles (82), buckle (82) and draw-in groove (71) block are connected, locking cap (72) upper end central point puts swing joint has connecting pipe (73) No. one, connecting pipe (73) pass the top of locking cap (72) and with universal pipe (13) fixed connection.
3. The flue gas dust removal device of claim 2, wherein: a port outer disc border position a week is provided with outer eaves under connecting pipe (73), outer eaves and locking cap (72), connecting pipe (73) lower extreme port and No. two connecting pipe (81) upper end mouth junctions are provided with the sealing washer No. one.
4. The flue gas dust removal device of claim 1, wherein: one side of the dust cleaning disc (9) close to the cloth bag core (8) is provided with a brush (91), and the top end face of the dust cleaning disc (9) is an inclined face which is reduced along the cloth bag core (8).
5. The flue gas dust removal device of claim 1, wherein: and the outer circular surface of the dust outlet (6) is in threaded connection with a dust sealing cover (61).
6. The flue gas dust removal device of claim 1, wherein: the internal framework of the cloth bag core (8) adopts a net-shaped steel frame, and the cloth bag core (8) is made of polyester fiber non-woven fabric.
7. The flue gas dust removal device of claim 1, wherein: push rod mechanism (16) include push rod (162), push rod (162) pass the second and keep off ring (11) and fixed with the rack, push rod (162) and second keep off and are provided with No. two sealing washers between ring (11), the meshing has the gear on the rack, the gear is fixed with L type connecting rod (161) towards the one side that is provided with admission line (5), the one end that the gear was kept away from in L type connecting rod (161) passes cylinder body (1) and is articulated with reposition of redundant personnel linker (12).
8. The flue gas dust removal device of claim 7, wherein: reposition of redundant personnel linker (12) is including shunt main part (123), be equipped with the spout in shunt main part (123), sliding connection has U type slider (122) in the spout, both ends all are fixed with slide bar (121) around U type slider (122), the one end that U type slider (122) were kept away from in slide bar (121) passes shunt main part (123) and articulates with L type connecting rod (161), be provided with the through-hole on U type slider (122), U type slider (122) slide in shunt main part (123) and block or communicate the second unit in order to feed through or block first unit, the right-hand member and first unit (14) and second unit (15) intercommunication of shunt main part (123), the one end that first unit (14) and second unit (15) were kept away from in shunt main part (123) is equipped with the air inlet.
9. The flue gas dust removal device of claim 8, wherein: one side of the U-shaped sliding block (122) close to the air inlet pipeline (5) is hinged to the first blocking ring (10) through a connecting rod, and the top end face of the first blocking ring (10) is fixedly connected with the inner wall of the cylinder body (1) through a tension spring (101).
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| CN202110757455.8A CN113599921A (en) | 2021-07-05 | 2021-07-05 | Flue gas dust removal device |
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| CN202110757455.8A CN113599921A (en) | 2021-07-05 | 2021-07-05 | Flue gas dust removal device |
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| CN113599921A true CN113599921A (en) | 2021-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908638A (en) * | 2021-12-06 | 2022-01-11 | 湖南久能电力电杆制造有限公司 | Dust collector during operation of environment-friendly intelligent cement tank |
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Application publication date: 20211105 |