CN210699383U - Dust collector of broken letter sorting system of scrap iron - Google Patents
Dust collector of broken letter sorting system of scrap iron Download PDFInfo
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- CN210699383U CN210699383U CN201921633131.8U CN201921633131U CN210699383U CN 210699383 U CN210699383 U CN 210699383U CN 201921633131 U CN201921633131 U CN 201921633131U CN 210699383 U CN210699383 U CN 210699383U
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Abstract
The utility model discloses a dust collector of a scrap iron crushing and sorting system, which comprises dust hoods respectively arranged above a crusher and a sorter, wherein each dust hood is connected with a dust collecting main pipe through a dust collecting branch pipe, the end part of the dust collecting main pipe is sequentially communicated with a primary settling chamber, a secondary settling chamber and an exhaust chamber, an arc-shaped dust blocking net is arranged in the primary settling chamber, and the bottom of the primary settling chamber is provided with a dust collecting chamber; a dust removing cylinder is arranged in the secondary settling chamber, an ash scraping mechanism is arranged in the dust removing cylinder, a bottom plate is arranged at the bottom of the dust removing cylinder, an ash discharging channel is reserved between the bottom plate and the dust removing cylinder, and an ash baffle is arranged in the ash discharging channel; an air exhaust channel is arranged in the air exhaust chamber in a circuitous manner, and the bottom of the air exhaust channel is communicated with the bottom of the secondary settling chamber through a communicating pipe. The device is reasonable in structure, reasonable in structural arrangement, low in cost and high in practicability, and the dust removal effect can be remarkably improved through three-time sedimentation, so that the overall operation efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the steelmaking, concretely relates to broken dust collector of letter sorting system of scrap iron.
Background
In China, the mainstream production process of steel can be divided into two flows, namely a long flow from iron ore and coke to pig iron and then to steel, and a short flow from iron-containing waste resources to steel. The steelmaking technology of current iron content waste resources mainly includes that the raw materials is selected separately, the raw materials is smashed, the scrap steel preheats, the electric stove is smelted, processes such as concise and casting, the scrap iron is at the in-process of smashing and letter sorting, all can produce a large amount of dusts, if do not take reasonable dust removal measure, the production environment in influence workshop that can be serious and workman's healthy, in the prior art, the dust is unified to collect the back and all is to adopt the mode that sprays to handle, such treatment mode is not convenient for the collection to the dust, cause the waste of resource easily, and the effect of removing dust is also not ideal. Therefore, the development of the dust removal device of the scrap iron crushing and sorting system which has the advantages of reasonable structural arrangement, low cost, strong practicability, obvious dust removal effect and capability of greatly improving the dust removal efficiency is objectively needed.
Disclosure of Invention
An object of the utility model is to provide a structural arrangement is reasonable, with low costs, the practicality is strong, dust removal effect is showing, and can improve the dust collection efficiency's broken letter sorting system's of scrap iron dust collector by a wide margin.
The utility model aims at realizing the purpose, which comprises dust hoods respectively arranged above a crusher and a sorting machine, wherein each dust hood is connected with a dust collecting main pipe through a dust collecting branch pipe, the end part of the integrated main pipe is sequentially communicated with a primary settling chamber, a secondary settling chamber and an exhaust chamber, an arc-shaped dust blocking net is arranged in the primary settling chamber, a primary ash discharging pipe is arranged at the bottom of the primary settling chamber at one side of the concave part of the dust blocking net, the lower end of the primary ash discharging pipe is connected with a dust collecting chamber, an ash discharging valve is arranged on the primary ash discharging pipe, and a hammering mechanism is arranged in the primary settling chamber at one side of the convex part of the dust blocking net; a dust removing cylinder is vertically arranged in the secondary settling chamber, a plurality of filter holes are processed in the cylinder wall of the dust removing cylinder, a flange is arranged at the top of the dust removing cylinder, the flange covers the top of the secondary settling chamber, a cover plate is arranged above the flange, the cover plate, the flange and the top of the secondary settling chamber are fixedly connected through a plurality of bolts, a dust scraping mechanism is arranged in the dust removing cylinder, a bottom plate is arranged at the bottom of the dust removing cylinder, a dust discharging channel is reserved between the bottom plate and the dust removing cylinder, a dust baffle is arranged in the dust discharging channel, an inserting groove is formed in the bottom plate, one side of the dust baffle is in sliding fit with the inserting groove, the other side of the dust baffle is connected with a telescopic cylinder, the telescopic cylinder is arranged on the inner wall of the secondary settling chamber, the bottom surface of the secondary settling chamber is an inclined surface, and a secondary dust; an air exhaust channel is arranged in the air exhaust chamber in a circuitous manner, and the bottom of the air exhaust channel is communicated with the bottom of the secondary settling chamber through a communicating pipe.
Further, scrape grey mechanism and include first motor, dwang and 2 ~ 5 doctor-bars, the dwang is vertical to be installed in a dust removal section of thick bamboo, first motor is installed on the apron, the output shaft and the dwang transmission of first motor are connected, the doctor-bar passes through the connecting rod and installs on the dwang.
Further, beat the mechanism and include ratchet, drive pawl, locking pawl and connecting seat, the connecting seat is installed on the inner wall of one-level deposit room, install first pivot on the connecting seat, rotate on the first pivot and install and beat the pole, beat the upper end of beating the pole and install the rubber tup, beat the lower extreme of pole and install second pivot and third pivot, the drive pawl rotates to be installed in the second pivot, rotates in the third pivot and installs branch, and the locking pawl is installed at the tip of branch, installs the second motor on the second grade deposit room of connecting seat downside, the ratchet is installed on the output shaft of second motor, and the ratchet respectively with drive pawl and locking pawl intermeshing.
Furthermore, a sealing gasket is arranged between the cover plate and the flanging flange.
Furthermore, a blocking plate is obliquely arranged in the second-stage settling chamber on the upper side of the outlet of the first-stage settling chamber.
Furthermore, a filter screen is arranged at the inlet of the exhaust chamber.
Compared with the prior art, the utility model has the advantages of: firstly, a dust blocking net is arranged in a primary settling chamber, part of large-particle dust falls to the bottom of the primary settling chamber under the blocking effect of the dust blocking net and enters a dust collecting chamber through a primary dust discharging pipe, and after dust is removed for a period of time, dust adhered to the dust blocking net can be knocked by a knocking mechanism, so that the dust blocking net can keep a good dust removing effect; secondly, a dust removing cylinder is arranged in the secondary settling chamber, the dust removing cylinder reduces the flow velocity of dust gas and changes the flow direction of the dust gas, so that particles in the dust gas fall to the bottom of the secondary settling chamber under the filtering and separating action of the dust removing cylinder, further dust removal can be realized, and in the using process of the dust removing cylinder, dust adhered to the dust removing cylinder can be scraped off at any time through a dust scraping mechanism, so that the dust removing effect and the dust removing efficiency of the dust removing cylinder are ensured; and the air exhaust channel in the air exhaust chamber is arranged in a roundabout manner, so that the flowing direction of air can be changed, and fine dust in the air is settled at the bottom of the air exhaust chamber under the action of inertia and gravity, thereby being beneficial to enhancing the dust removal effect. The device is reasonable in structure, reasonable in structural arrangement, low in cost and high in practicability, the three-time sedimentation dust removal can be achieved, the overall operation efficiency is improved, and the device is easy to popularize and use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the hammering mechanism 6;
in the figure, 1-dust collection hood, 2-dust collection branch pipe, 3-dust collection main pipe, 4-primary settling chamber, 5-dust blocking net, 6-beating mechanism, 61-ratchet wheel, 62-second motor, 63-driving pawl, 64-rubber hammer head, 65-beating rod, 66-connecting seat, 67-first rotating shaft, 68-second rotating shaft, 69-third rotating shaft, 610-supporting rod, 611-stopping pawl, 7-primary dust discharge pipe, 8-dust collection chamber, 9-baffle plate, 10-secondary settling chamber, 11-cover plate, 12-first motor, 13-rotating rod, 14-bolt, 15-sealing gasket, 16-flanging flange, 17-exhaust chamber, 18-dust removal cylinder, 19-scraper blade, 20-connecting rod, 21-air exhaust channel, 22-communicating pipe, 23-slot, 24-bottom plate, 25-dust baffle, 26-telescopic cylinder and 27-secondary dust exhaust pipe.
Detailed Description
The following further describes the present invention with reference to the attached drawings, but the present invention is not limited in any way, and any changes or improvements based on the teaching of the present invention all belong to the protection scope of the present invention.
As shown in figures 1-2, the utility model comprises dust hoods 1 respectively arranged above the crusher and the sorting machine, the dust hoods 1 adopt the structure of the dust hood 1 used in the existing crusher, each dust hood 1 is connected with a dust collecting main pipe 3 through a dust collecting branch pipe 2, the end part of the dust collecting main pipe 3 is sequentially communicated with a primary settling chamber 4, a secondary settling chamber 10 and an exhaust chamber 17,
an arc-shaped dust blocking net 5 is installed in the primary settling chamber 4, a primary ash discharge pipe 7 is arranged at the bottom of the primary settling chamber 4 on the concave side of the dust blocking net 5, the lower end of the primary ash discharge pipe 7 is connected with a dust collection chamber 8, an ash discharge valve is installed on the primary ash discharge pipe 7, and a beating mechanism 6 is arranged in the primary settling chamber 4 on the convex side of the dust blocking net 5;
a dust removing cylinder 18 is vertically arranged in the secondary settling chamber 10, a plurality of filter holes are processed on the cylinder wall of the dust removing cylinder 18, a flange 16 is arranged at the top of the dust removing cylinder 18, the flange 16 covers the top of the secondary settling chamber 10, a cover plate 11 is arranged above the flange 16, the cover plate 11, the flange 16 and the top of the secondary settling chamber 10 are fixedly connected through a plurality of bolts 14, a dust scraping mechanism is arranged in the dust removing cylinder 18, a bottom plate 24 is arranged at the bottom of the dust removing cylinder 18, a dust discharging channel is reserved between the bottom plate 24 and the dust removing cylinder 18, a dust blocking plate 25 is arranged in the dust discharging channel, an insertion groove 23 is arranged in the bottom plate 24, one side of the dust blocking plate 25 is in sliding fit with the insertion groove 23, the other side is connected with a telescopic cylinder 26, and the telescopic cylinder 26 is arranged on the inner wall of the secondary settling chamber 10, the bottom surface of the secondary settling chamber 10 is an inclined surface, and a secondary ash discharge pipe 27 communicated with the dust collection chamber 8 is arranged on one side of the lower part of the inclined surface;
an exhaust channel 21 is arranged in the exhaust chamber 17 in a circuitous manner, and the bottom of the exhaust channel 21 is communicated with the bottom of the secondary settling chamber 10 through a communicating pipe 22.
The working process of the device is as follows: under the action of a dust collection cover 1, dust generated in the working process of a pulverizer and a sorting machine sequentially enters a dust collection main pipe 3 through a dust collection branch pipe 2, then enters a primary settling chamber 4 through a dust collection main pipe 3, the dust enters the primary settling chamber 4, under the blocking action of a dust blocking net 5, part of large-particle dust in dust gas falls to the bottom of the primary settling chamber 4 and enters a dust collection chamber 8 through a primary dust discharge pipe 7, after dust is removed for a period of time, dust adhered to the dust blocking net 5 can be knocked by a knocking mechanism, the dust blocking net 5 keeps a good dust removal effect, the dust gas subjected to primary dust removal enters a secondary settling chamber 10, a dust removal cylinder 18 can reduce the flow velocity of the dust gas and change the flow direction of the dust gas, so that particles in the dust gas fall to the bottom of the secondary settling chamber 10 under the filtering and separating action of the dust removal cylinder 18, and enters the dust collecting chamber 8 through the secondary dust exhaust pipe 27, further dust removal can be realized, meanwhile, as the dust removal time continuously increases, the dust intercepted by the dust removal cylinder 18 is also continuously settled on the dust baffle 25, when the dust on the dust baffle 25 is settled to a certain height, the dust baffle 25 can be pushed by using the telescopic cylinder 26, the dust baffle 25 is inserted into the slot 23, the dust exhaust channel is opened, the dust on the dust baffle 25 falls to the bottom of the secondary settling chamber 10, and in the use process of the dust removal cylinder 18, the dust adhered on the dust removal cylinder 18 can be scraped off at any time through the dust scraping mechanism, so as to ensure the dust removal effect and the dust removal efficiency of the dust removal cylinder 18, the gas after secondary dust removal through the dust removal cylinder 18 enters the exhaust chamber 17, because the air exhaust channel 21 which is arranged in a circuitous way can change the flow direction of the gas, the fine dust in the gas can be under the action of inertia and gravity, the dust is settled at the bottom of the exhaust chamber 17, and the bottom of the exhaust chamber 17 is communicated with the bottom of the secondary settling chamber 10 through the communicating pipe 22, so that the dust in the exhaust chamber 17 can be guided into the dust collection chamber 8, the dust removal effect can be enhanced, and the gas subjected to the three-time settlement and dust removal is discharged into the atmosphere through the outlet of the exhaust channel 21.
Further, scrape grey mechanism and include first motor 12, dwang 13 and 2 ~ 5 piece doctor-bars 19, dwang 13 is vertical to be installed in a dust removal section of thick bamboo 18, first motor 12 is installed on apron 11, the output shaft and the dwang 13 transmission of first motor 12 are connected, doctor-bar 19 passes through connecting rod 20 and installs on dwang 13, and first motor 12 is direct to purchase the finished product motor on market according to the power of using, when scraping the ash, first motor 12 drives dwang 13 and rotates, and dwang 13 drives doctor-bar 19 at the pivoted in-process and rotates, and doctor-bar 19 just can strike off the dust of adhesion on the dust removal section of thick bamboo 18 after with the inner wall contact of a dust removal section of thick bamboo 18.
Further, the hammering mechanism 6 comprises a ratchet wheel 61, a driving pawl 63, a stopping pawl 611 and a connecting seat 66, the connecting seat 66 is installed on the inner wall of the primary settling chamber 4, a first rotating shaft 67 is installed on the connecting seat 66, a hammering rod 65 is installed on the first rotating shaft 67 in a rotating mode, a rubber hammer 64 is installed at the upper end of the hammering rod 65, a second rotating shaft 68 and a third rotating shaft 69 are installed at the lower end of the hammering rod 65, the driving pawl 63 is installed on the second rotating shaft 68 in a rotating mode, a supporting rod 610 is installed on the third rotating shaft 69 in a rotating mode, the stopping pawl 611 is installed at the end of the supporting rod 610, a second motor 62 is installed on the secondary settling chamber 10 on the lower side of the connecting seat 66, the ratchet wheel 61 is installed on the output shaft of the second motor 62, the ratchet wheel 61 is meshed with the driving pawl 63 and the stopping pawl 611 respectively, the second motor 62 directly purchases finished motors on the market according to the used, when the dust blocking net 5 needs to be beaten to knock off dust, the second motor 62 drives the ratchet wheel 61 to rotate forwards and backwards alternately, the ratchet wheel 61 swings through the driving pawl 63 in the process of rotating forwards, so that the rubber hammer 64 at the end part of the beating rod 65 beats the dust blocking net 5, and the purpose of knocking off dust is further achieved, otherwise, the ratchet wheel 61 rotates backwards and controls the beating rod 65 to return to the original position through the stopping pawl 611, and therefore, dust cleaning can be repeatedly beaten on the dust blocking net 5 through the alternate rotation forwards and backwards.
Further, in order to avoid dust leakage in the dust removing process of the dust removing cylinder 18, a sealing gasket 15 is arranged between the cover plate 11 and the flanging flange 16.
Further, a baffle plate 9 is obliquely arranged in the secondary settling chamber 10 at the upper side of the outlet of the primary settling chamber 4, and the ascending speed of the dust gas in the secondary settling chamber 10 can be changed through the baffle plate 9.
In order to further enhance the dust removing effect, a filter screen is installed at the inlet of the exhaust chamber 17.
Claims (6)
1. The utility model provides a dust collector of broken letter sorting system of scrap iron which characterized in that: comprises dust hoods (1) respectively arranged above a crusher and a sorter, each dust hood (1) is connected with a dust collecting main pipe (3) through a dust collecting branch pipe (2), the end part of the dust collecting main pipe (3) is sequentially communicated with a primary settling chamber (4), a secondary settling chamber (10) and an exhaust chamber (17),
an arc-shaped dust blocking net (5) is installed in the primary settling chamber (4), a primary ash discharge pipe (7) is arranged at the bottom of the primary settling chamber (4) on the concave side of the dust blocking net (5), the lower end of the primary ash discharge pipe (7) is connected with a dust collection chamber (8), an ash discharge valve is installed on the primary ash discharge pipe (7), and a hammering mechanism (6) is arranged in the primary settling chamber (4) on the convex side of the dust blocking net (5);
a dust removing cylinder (18) is vertically arranged in the secondary settling chamber (10), a plurality of filter holes are processed in the wall of the dust removing cylinder (18), a flange (16) is arranged at the top of the dust removing cylinder (18), the flange (16) covers the top of the secondary settling chamber (10), a cover plate (11) is arranged above the flange (16), the cover plate (11), the flange (16) and the top of the secondary settling chamber (10) are fixedly connected through a plurality of bolts (14), a dust scraping mechanism is arranged in the dust removing cylinder (18), a bottom plate (24) is installed at the bottom of the dust removing cylinder (18), a dust discharging channel is reserved between the bottom plate (24) and the dust removing cylinder (18), a dust baffle plate (25) is arranged in the dust discharging channel, an inserting groove (23) is formed in the bottom plate (24), and one side of the dust baffle plate (25) is in sliding fit with the inserting groove (23), the other side of the dust collection chamber is connected with a telescopic cylinder (26), the telescopic cylinder (26) is installed on the inner wall of the secondary settling chamber (10), the bottom surface of the secondary settling chamber (10) is an inclined surface, and a secondary dust discharge pipe (27) communicated with the dust collection chamber (8) is arranged on the lower side of the inclined surface;
an air exhaust channel (21) is arranged in the air exhaust chamber (17) in a circuitous manner, and the bottom of the air exhaust channel (21) is communicated with the bottom of the secondary settling chamber (10) through a communicating pipe (22).
2. The dust removing apparatus of a scrap iron crushing and sorting system according to claim 1, wherein: scrape grey mechanism and include first motor (12), dwang (13) and 2 ~ 5 piece doctor-bars (19), dwang (13) are vertical to be installed in dust removal section of thick bamboo (18), install on apron (11) first motor (12), the output shaft and dwang (13) transmission of first motor (12) are connected, install on dwang (13) doctor-bar (19) through connecting rod (20).
3. The dust removing apparatus of a scrap iron crushing and sorting system according to claim 1, wherein: beat mechanism (6) and include ratchet (61), drive pawl (63), stopping pawl (611) and connecting seat (66), connecting seat (66) are installed on the inner wall of one-level deposit room (4), install first pivot (67) on connecting seat (66), rotate on first pivot (67) and install and beat pole (65), beat the upper end of pole (65) and install rubber tup (64), beat the lower extreme of pole (65) and install second pivot (68) and third pivot (69), drive pawl (63) rotate and install on second pivot (68), rotate on third pivot (69) and install branch (610), stopping pawl (611) are installed at the tip of branch (610), install second motor (62) on second grade deposit room (10) of connecting seat (66) downside, ratchet (61) are installed on the output shaft of second motor (62), and the ratchet wheel (61) is engaged with the driving pawl (63) and the stopping pawl (611), respectively.
4. The dust removing apparatus of a scrap iron crushing and sorting system according to claim 1, wherein: and a sealing gasket (15) is arranged between the cover plate (11) and the flanging flange (16).
5. The dust removing apparatus of a scrap iron crushing and sorting system according to claim 1, wherein: and a interception plate (9) is obliquely arranged in the secondary settling chamber (10) at the upper side of the outlet of the primary settling chamber (4).
6. The dust removing apparatus of a scrap iron crushing and sorting system according to claim 1, wherein: and a filter screen is arranged at the inlet of the exhaust chamber (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633131.8U CN210699383U (en) | 2019-09-28 | 2019-09-28 | Dust collector of broken letter sorting system of scrap iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633131.8U CN210699383U (en) | 2019-09-28 | 2019-09-28 | Dust collector of broken letter sorting system of scrap iron |
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| Publication Number | Publication Date |
|---|---|
| CN210699383U true CN210699383U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921633131.8U Active CN210699383U (en) | 2019-09-28 | 2019-09-28 | Dust collector of broken letter sorting system of scrap iron |
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| CN (1) | CN210699383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113384983A (en) * | 2021-06-15 | 2021-09-14 | 孙会廷 | Steel smelting waste gas environmental protection processing system |
-
2019
- 2019-09-28 CN CN201921633131.8U patent/CN210699383U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113384983A (en) * | 2021-06-15 | 2021-09-14 | 孙会廷 | Steel smelting waste gas environmental protection processing system |
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