CN209791170U - Smoke and dust minimum discharge apparatus - Google Patents
Smoke and dust minimum discharge apparatus Download PDFInfo
- Publication number
- CN209791170U CN209791170U CN201920299975.7U CN201920299975U CN209791170U CN 209791170 U CN209791170 U CN 209791170U CN 201920299975 U CN201920299975 U CN 201920299975U CN 209791170 U CN209791170 U CN 209791170U
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- dust
- removal box
- thick bamboo
- section
- fall
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- Separating Particles In Gases By Inertia (AREA)
Abstract
The utility model relates to a flue gas dust collecting equipment technical field aims at providing a smoke and dust minimum discharge apparatus, and its technical scheme main points are: including the dust removal box, set up in inside clean room and the air-purifying chamber of dust removal box, it strains a section of thick bamboo to be provided with the multiunit in the clean room, the gas outlet and the air-purifying chamber intercommunication of straining a section of thick bamboo, the clean room bottom is provided with the dust collecting chamber, a lateral wall of dust removal box is provided with the connecting tube, the one end that the dust removal box was kept away from to the connecting tube is provided with a dust fall section of thick bamboo, a dust fall section of thick bamboo includes the straight section of thick bamboo of dust fall, sets up the dust hopper in the straight bobbin base portion of dust fall, the straight section of thick bamboo inside wall fixedly connected with dust fall board of dust fall. The utility model has the advantages of simple structure, good dust removal effect and capability of reducing the probability of impact wear of dust particles on the filter cylinder.
Description
Technical Field
The utility model relates to a flue gas dust collecting equipment technical field, in particular to smoke and dust minimum discharge apparatus.
Background
The ultra-low emission means that the flue gas generated in industrial production adopts a technology of a high-efficiency synergistic removal integrated system of various pollutants, so that the emission concentration of the atmospheric pollutants meets the emission limit value, and the effect of protecting the environment is achieved. Generally, dust particles need to be separated and removed firstly before the flue gas is discharged in an ultralow emission mode, and dust removing equipment is needed for separating and removing the dust particles in the flue gas. The filter cartridge dust remover is a widely used dust removing device, which is a dust remover with a filter cartridge as a filter element and integrated with a pulse back-blowing technology. The filter cartridge dust remover can be divided into an inclined insertion type, a side mounting type, a hoisting type, an upper mounting type and the like according to the mounting mode; the filter cartridge can be classified into a long fiber polyester filter cartridge dust remover, a composite fiber filter cartridge dust remover, an anti-static filter cartridge dust remover, a flame-retardant filter cartridge dust remover, a membrane-coated filter cartridge dust remover, a nano filter cartridge dust remover and the like according to the material.
chinese patent with publication number CN204017578U discloses a dust collector with filter cartridge, which comprises a box body, wherein a filter cartridge is arranged in the box body, an ash bucket for collecting dust is arranged below the filter cartridge, an air bag and an air pipeline are arranged on one side of the filter cartridge, a pulse valve is arranged above the air bag and the air pipeline, a motor and an air outlet are arranged on the other side of the box body, and the air bag is controlled by the pulse valve to regularly perform back-blowing dust removal on the filter cartridge.
The filter cartridge dust remover disclosed by the prior art is simple in structure, small in size and convenient to move. However, in the actual use process, when smoke containing a large amount of dust enters the box body of the dust remover from the air inlet, larger particles impact the filter cartridge at high speed, the filter cartridge is seriously abraded due to long-time impact, the service life of the filter cartridge is shortened, and the filtering and dust removing effects of the filter cartridge are reduced. There is therefore a certain disadvantage and further improvement is required.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a smoke and dust minimum discharge apparatus has simple structure, dust removal effect is good, and can reduce the advantage of dust particulate matter to straining a section of thick bamboo wearing and tearing probability.
The above technical purpose of the present invention can be achieved by the following technical solutions:
The utility model provides an ultra-low emission equipment of smoke and dust, includes the dust removal box, sets up in the clean room and the air-purifying chamber of dust removal box inside, it strains a section of thick bamboo to be provided with the multiunit in the clean room, the gas outlet and the air-purifying chamber intercommunication of straining a section of thick bamboo, the clean room bottom is provided with the dust collecting chamber, a lateral wall of dust removal box is provided with the connecting tube, the one end that the dust removal box was kept away from to the connecting tube is provided with a section of thick bamboo that falls, fall a section of thick bamboo top and seted up the flue gas.
By adopting the technical scheme, the flue gas carrying a large amount of dust particles firstly passes through the dust falling cylinder to reduce the speed of the dust with larger particles for separation, and the flue gas after primary dust falling enters the dust removing chamber of the dust removing box body through the connecting pipeline for filtering and dust removing, so that the effect of ultra-low emission on flue gas dust removal and purification is improved; on the other hand, large-particle dust is firstly separated to avoid impact abrasion of the large-particle dust to the filter cylinder under high flow velocity, so that the use effect of the filter cylinder is improved, and the service life of the filter cylinder is prolonged.
Further, the dust fall barrel comprises a dust fall straight barrel and a dust hopper arranged at the bottom of the dust fall straight barrel, and a dust fall plate is fixedly connected to the inner side wall of the dust fall straight barrel.
Through adopting above-mentioned technical scheme, the flue gas gets into the straight section of thick bamboo of dust fall, flows downwards under the water conservancy diversion effect of dust fall board, and the dust granule that carries in the flue gas can constantly strike the dust fall board at the in-process that flows to make the speed reduction of dust granule form the speed difference with the gas velocity of flow, after gas gets into the dust removal box from the connecting tube, the dust hopper that the partial decelerated large granule dust then fell into the straight bobbin base portion of dust fall is collected, thereby reaches the effect of carrying out preliminary dust fall purification to the flue gas.
Further, the dust fall plate is set to be spiral, and a smoke channel is formed in the center of the spiral dust fall plate.
Through adopting above-mentioned technical scheme, spiral dust fall board can play cyclone's effect for the dust particle of the different particle diameters smugglied secretly in the flue gas forms speed difference, thereby plays better separation dust particulate matter's effect.
Furthermore, a plurality of flow stabilizing holes are formed in the surface of the dust falling plate.
Through adopting above-mentioned technical scheme, flow velocity is very big when the flue gas just got into in the dust fall section of thick bamboo, and the effect of guide plate in addition can further improve the flue gas velocity of flow, and the stationary flow hole can shunt partly flue gas this moment, plays the effect of buffering air current, and the stationary flow hole also plays certain filtration reposition of redundant personnel dust particle's effect simultaneously.
Furthermore, the inner wall of one side of the dust removal box body communicated with the connecting pipeline is provided with an arc guide plate, and the arc guide plate is arranged above the communicated pipe orifice of the inner side wall of the connecting pipe and the dust removal box body.
Through adopting above-mentioned technical scheme, when the flue gas through dust fall section of thick bamboo preliminary separation dust fall gets into the dust removal chamber of dust removal box in, the flue gas strikes to cambered surface guide plate makes in the flue gas dust granule further slow down and fall to in the dust collecting chamber of cambered surface guide plate below, and the flue gas flows from straining a section of thick bamboo below direction under cambered surface guide plate water conservancy diversion to get into the air-purifying chamber after straining a section of thick bamboo filtration, and discharge from the clean gas discharge port.
Further, the arc concave surface of the arc guide plate is arranged towards the side where the filter cartridge is located.
Through adopting above-mentioned technical scheme, the arc concave surface passes through to the inside cambered surface of dust removal box, and what like this can be more steady with flue gas water conservancy diversion from bottom to top to straining a section of thick bamboo department, help the flue gas more steady effectual filtration purification.
Furthermore, a conical dust suppression plate is arranged above the inner part of the dust collection hopper, and a circulation port is arranged in the middle of the dust suppression plate.
Through adopting above-mentioned technical scheme, the great dust granule through dust fall section of thick bamboo speed reduction separation falls into the dust hopper bottom through pressing down the circulation mouth in the middle of the dirt board, and presses down the dirt board and can play and block the formation secondary pollution that prevents the dust to raise to the large granule dust.
furthermore, a rotary valve for discharging dust particles is arranged at the bottom of the dust hopper.
Through adopting above-mentioned technical scheme, when gathering a certain amount of dust granule in the dust hopper, can make things convenient for quick opening change valve with the dust clearance discharge, avoid too much dust to gather, form the dust easily and raise and cause secondary pollution.
To sum up, the utility model discloses following beneficial effect has:
1. the dust settling straight barrel is arranged to carry out primary dust settling separation on large-particle dust in the flue gas, so that the effect of primary flue gas purification is achieved, and meanwhile, the probability of abrasion of the filter cartridge caused by high-speed impact of the large-particle dust on the filter cartridge is reduced;
2. The cambered guide plate is arranged on the inner wall of one communicated side of the dust removal box body and the connecting pipeline, and is arranged above the communicated pipe orifice of the inner side wall of the connecting pipeline and the dust removal box body, so that the effect of further guiding and separating dust particles is achieved.
Drawings
FIG. 1 is an overall schematic view of an ultra-low smoke emission apparatus according to an embodiment;
FIG. 2 is a sectional view of the internal structure of the dust falling cylinder and the dust removing box body in the embodiment;
FIG. 3 is a schematic diagram of the embodiment for showing the connection relationship between the dustfall plate and the dustfall cylinder;
Fig. 4 is a schematic structural diagram for embodying the cambered surface baffle in the embodiment.
In the figure, 1, a dust removal box body; 2. a dust chamber; 3. a gas purifying chamber; 4. a dust falling cylinder; 41. a dust fall straight cylinder; 42. a dust fall plate; 421. flow stabilizing holes; 5. a flue gas channel; 6. a dust collecting hopper; 7. a dust suppression plate; 71. a flow port; 8. connecting a pipeline; 9. a flue gas inlet; 10. a cambered surface guide plate; 11. a filter cartridge; 12. a partition plate; 13. a purified gas outlet; 14. rotating the valve; 15. a dust collection chamber.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
The utility model provides an ultra-low discharging equipment of smoke and dust, as shown in figure 1, including dust removal box 1, be provided with the connecting tube 8 with the inside intercommunication of dust removal box 1 in dust removal box 1 one side, the one end of keeping away from dust removal box 1 at connecting tube 8 is provided with a dust fall section of thick bamboo 4, and the lateral wall bottom and the connecting tube intercommunication of a dust fall section of thick bamboo 4 are provided with the flue gas import 9 that supplies the flue gas to get into at the top of a dust fall section of thick bamboo 4.
As shown in fig. 2 and 3, the dust falling cylinder 4 includes a vertical dust falling cylinder 41, a dust hopper 6 fixedly connected to the bottom of the dust falling cylinder 41, the dust hopper 6 is in an inverted cone shape, a dust falling plate 42 is fixedly connected to the inner side wall of the dust falling cylinder 41, the dust falling plate 42 extends downwards to the bottom of the dust falling cylinder 41 along the inner side wall of the dust falling cylinder 41 in a spiral manner, and a flue gas channel 5 is formed at the center of the spiral dust falling plate 42. After the flue gas that contains the dust granule gets into dust falling cylinder 4, the spiral decline under the spiral dust fall plate 42 water conservancy diversion of flue gas, the dust granule that smugglies secretly in the flue gas will partly bump into dust fall plate 42 and can consume energy the deceleration to make the speed of the dust granule of great particle size and air velocity form the speed difference, and then realize the primary separation of great particulate matter in the flue gas. The dust particles with large particle size separated from the flue gas finally fall into the dust hopper 6 at the bottom of the dust-settling straight cylinder 41, and the flue gas enters the dust-removing box body 1 through the connecting pipeline 8 connected with the bottom of the dust-settling straight cylinder 41.
as shown in fig. 2 and 3, a plurality of flow stabilizing holes 421 penetrating through the surface of the dust falling plate 42 are further formed in the surface of the dust falling plate 42, the flow speed of the flue gas is high when the flue gas just enters the dust falling cylinder 4, and the flow velocity of the flue gas can be further improved due to the effect of the dust falling plate 42, at this time, a part of the flue gas can be diverted by the flow stabilizing holes 421, so that the airflow buffering effect is achieved, and meanwhile, the flow stabilizing holes 421 play a certain role in filtering and diverting dust particles.
As shown in fig. 2, a conical dust suppression plate 7 is arranged above the dust hopper 6, a flow opening 71 is arranged in the middle of the dust suppression plate 7, larger dust particles which are decelerated and separated by the dust reduction cylinder 4 fall into the bottom of the dust hopper 6 through the flow opening 71 in the middle of the dust suppression plate 7, and the dust suppression plate 7 can block large dust particles to prevent the dust from rising to form secondary pollution.
As shown in fig. 1 and 2, the rotary valve 14 for discharging dust particles is arranged at the bottom of the dust hopper 6, so that when a certain amount of dust particles are collected in the dust hopper 6, the rotary valve 14 can be conveniently and quickly opened to clean and discharge the dust, thereby avoiding excessive dust collection and easily causing secondary pollution due to dust rising.
as shown in fig. 2, a dust chamber 2 is provided inside a dust removal box body 1, a gas purification chamber 3 is provided above the dust chamber 2, a gas purification outlet 13 is provided above the gas purification chamber 3, a partition plate 12 is provided between the gas purification chamber 3 and the dust chamber 2, a plurality of filter cartridges 11 are provided in the dust chamber 2, gas outlets of the filter cartridges 11 pass through the partition plate 12 to communicate with the gas purification chamber 3, and a dust collection chamber 15 is provided at the bottom of the dust chamber 2.
as shown in fig. 2 and 4, an arc guide plate 10 is disposed on an inner wall of one side of the dust-removing box 1, which is communicated with the connecting pipe 8, an arc concave surface of the arc guide plate 10 is disposed toward the direction of the filter cartridge 11, and the arc guide plate 10 is disposed above a pipe opening, which is communicated with an inner side wall of the dust-removing box 1, of the connecting pipe. When flue gas subjected to primary separation and dust fall by the dust falling cylinder 4 enters the dust removing chamber 2 of the dust removing box body 1, the flue gas collides with the cambered guide plate 10, so that dust particles in the flue gas are decelerated and fall into the dust collecting chamber 15 below the cambered guide plate 10, the flue gas is guided by the cambered guide plate 10 to flow upwards from the lower part of the filter cartridge 11, and the flue gas is filtered by the filter cartridge 11, then enters the air purifying chamber 3 and is discharged from the purified gas outlet 13.
The specific implementation process comprises the following steps:
The flue gas pipeline that will carry the dust carries to dust fall 4 insides in the section of thick bamboo, and the flue gas thinks dust fall 4 bottoms in the section of thick bamboo to flow under the helical shape guide plate guide, and the dust granule that the in-process flue gas carried constantly strikes the guide plate surface for the velocity of flow of dust granule reduces, and great dust granule falls into in the dust hopper 6 from the straight 41 bottoms of dust fall at last, thereby realizes the effect of initial gross separation dust.
The flue gas after dust fall by the guide plate enters the dust removing chamber 2 in the dust removing box body 1 through the connecting pipeline 8, the flue gas collides with the cambered guide plate 10 to enable dust particles in the flue gas to decelerate and fall into the dust collecting chamber 15 below the cambered guide plate 10, the flue gas is guided by the cambered guide plate 10 to flow upwards from the lower part of the filter cartridge 11, and the flue gas is filtered by the filter cartridge 11, then enters the air purifying chamber 3 and is discharged from the purified gas outlet 13.
the present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an ultralow emission equipment of smoke and dust, includes dust removal box (1), sets up in inside clean room (2) and air-purifying chamber (3) of dust removal box (1), be provided with multiunit in clean room (2) and strain a section of thick bamboo (11), the gas outlet and the air-purifying chamber (3) intercommunication of straining a section of thick bamboo (11), clean room (2) bottom is provided with dust collecting chamber (15), its characterized in that: a connecting pipeline (8) is arranged on one side wall of the dust removal box body (1), a dust falling cylinder (4) is arranged at one end, far away from the dust removal box body (1), of the connecting pipeline (8), a flue gas inlet (9) is formed in the top of the dust falling cylinder (4), and the bottom of the side wall of the dust falling cylinder (4) is communicated with the connecting pipeline (8).
2. The ultra-low soot emission device of claim 1, wherein: the dust falling cylinder (4) comprises a dust falling straight cylinder (41) and a dust hopper (6) arranged at the bottom of the dust falling straight cylinder (41), and a dust falling plate (42) is fixedly connected to the inner side wall of the dust falling straight cylinder (41).
3. The ultra-low soot emission device of claim 2, wherein: the dust fall plate (42) is arranged to be spiral, and a smoke channel (5) is formed in the center of the spiral dust fall plate (42).
4. the ultra-low soot emission device of claim 3, wherein: and a plurality of flow stabilizing holes (421) are formed in the surface of the dust falling plate (42).
5. The ultra-low soot emission device of claim 1, wherein: the dust removal box body (1) is provided with cambered guide plate (10) with the communicating one side inner wall of connecting tube (8), cambered guide plate (10) set up in connecting tube and the communicating mouth of pipe top of dust removal box body (1) inside wall.
6. The ultra-low soot emission device of claim 5, wherein: the arc-shaped concave surface of the arc-shaped guide plate (10) is arranged towards the side where the filter cartridge (11) is located.
7. The ultra-low soot emission device of claim 2, wherein: a conical dust suppression plate (7) is arranged above the inner part of the dust collection hopper (6), and a circulation port (71) is arranged in the middle of the dust suppression plate (7).
8. The ultra-low soot emission device of claim 7, wherein: the bottom of the dust collecting hopper (6) is provided with a rotary valve (14) for discharging dust particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920299975.7U CN209791170U (en) | 2019-03-08 | 2019-03-08 | Smoke and dust minimum discharge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920299975.7U CN209791170U (en) | 2019-03-08 | 2019-03-08 | Smoke and dust minimum discharge apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209791170U true CN209791170U (en) | 2019-12-17 |
Family
ID=68824229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920299975.7U Expired - Fee Related CN209791170U (en) | 2019-03-08 | 2019-03-08 | Smoke and dust minimum discharge apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209791170U (en) |
-
2019
- 2019-03-08 CN CN201920299975.7U patent/CN209791170U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |