CN111299288A - A dust collector for scrap steel stock ground - Google Patents
A dust collector for scrap steel stock ground Download PDFInfo
- Publication number
- CN111299288A CN111299288A CN202010133613.8A CN202010133613A CN111299288A CN 111299288 A CN111299288 A CN 111299288A CN 202010133613 A CN202010133613 A CN 202010133613A CN 111299288 A CN111299288 A CN 111299288A
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- China
- Prior art keywords
- dust
- dust removal
- scrap
- guide plate
- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/002—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using a central suction system, e.g. for collecting exhaust gases in workshops
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- Refuse Collection And Transfer (AREA)
Abstract
The invention provides a dust removal device for a scrap steel yard, which comprises a civil foundation and a dust removal pipeline, wherein the civil foundation is established on the left side and the right side of a receiving point of a scrap steel trough, the dust removal pipeline is installed above the civil foundation through a support, a branch pipe is connected to the dust removal pipeline, the branch pipe extends to the top of the scrap steel trough and forms a dust suction port, a material guide device is arranged above the dust suction port, and the dust removal device is communicated with a dust removal system of a steel mill. When the scrap steel silo material loading, lead the material to the scrap steel silo in through the guide device, prevent that the material from dropping ground, the clearance degree of difficulty is great, and the dust of kicking up gets into dust removal pipeline and then gets into dust pelletizing system through the dust absorption mouth. The dust removal device is simple in structure and convenient to operate, the problem of dust of a material receiving point can be solved by using the existing dust removal system, the cost is saved, the post environment is improved, dust removal is firstly provided, and the blank of dust removal of the type is made up.
Description
Technical Field
The invention relates to the technical field of dust removal and environmental protection, in particular to a dust removal device for a scrap steel stock yard.
Background
Scrap steel is an important raw material for converter steelmaking. At present, steel works in China generally adopt centralized steel scrap stacking, temporarily adopt travelling crane electromagnetic chucks to hoist steel scrap into a steel scrap trough, weigh the steel scrap, and then transport the steel scrap to a converter through a loading trolley.
The material feeding trolley is arranged on the lower portion of the material groove feeding trolley, the weighing device is arranged in the middle of the material groove feeding trolley, and the material groove feeding trolley is arranged on the upper portion of the material groove feeding trolley. When the electromagnetic chuck is used for feeding the scrap steel trough during traveling, dust overflows from the periphery and the front end of the trough due to collision and crushed materials and is dispersed in a factory building, so that the post environment is influenced. Because the smoke dust is not lifted up enough, the sucker is large, the material is required to be pressed frequently, but the field space position is limited, the dust removal difficulty is very high, and the dust removal of the type is not performed at present in China.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a dust removing apparatus for a steel mill waste yard for solving the problem of dust in the steel mill waste yard of the prior art.
In order to achieve the above and other related objects, the present invention provides a dust removing device for a scrap steel yard, comprising a civil engineering foundation, a dust removing pipeline and a dust collecting port, wherein the civil engineering foundation is established on the left and right sides of a receiving point of a scrap steel trough, the dust removing pipeline is installed above the civil engineering foundation through a support, the dust removing pipeline is connected with a branch pipe, the branch pipe extends to the top of the scrap steel trough and forms the dust collecting port, and a material guiding device is arranged above the dust collecting port.
In an embodiment of the present invention, a vertical embedded part is disposed on the civil engineering foundation, a pipeline supporting body is fixed on the vertical embedded part, and the support is mounted on the pipeline supporting body.
In an embodiment of the invention, the dust removing device further comprises a front end dust suction port arranged at the front end of the scrap steel trough, and the front end dust suction port is communicated with the front end of the dust removing pipeline through a branch pipe.
In an embodiment of the present invention, the dust removing device further includes a material guiding device, the material guiding device includes two material guiding plates, the material guiding plates are installed obliquely downward, and lower ends of the material guiding plates are higher than the dust collecting opening.
In an embodiment of the present invention, the upper end of the material guiding plate is fixed on the bracket, the lower end of the material guiding plate is fixed on the civil engineering foundation through a plurality of material guiding plate supporting bodies, an extension line of the lower end of the material guiding plate falls into the scrap steel trough, and an included angle between the material guiding plate and the vertical direction is less than 50 °.
In an embodiment of the invention, one end of the material guiding plate supporting body is fixedly connected with the pipeline supporting body, and the other end of the material guiding plate supporting body is fixedly connected with the lower end of the material guiding plate.
In an embodiment of the present invention, the material guide plate support is fixed on the civil engineering foundation through a dust removal inclined strut, one end of the dust removal inclined strut is fixedly connected with the civil engineering foundation, and the other end of the dust removal inclined strut is fixedly connected with the material guide plate support.
In an embodiment of the invention, the material guiding plate supporting body is H-shaped steel.
In an embodiment of the present invention, the dust-removing diagonal braces are hermetically connected by diagonal brace guard plates.
In an embodiment of the invention, a dust suction opening guard plate is further arranged at the lower end of the dust suction opening, and the dust suction opening guard plate is fixedly connected with the inclined strut guard plate.
As mentioned above, the dust removal device for the scrap steel yard disclosed by the invention has the following beneficial effects: fixing the receiving point of the scrap steel trough, and not influencing the working environment of other positions of the scrap steel yard except the receiving point; the dust removal device is simple in structure and convenient to operate, the problem of dust of a material receiving point can be solved by using the existing dust removal system, the cost is saved, and the post environment is improved; dust removal is proposed for the first time here, making up for the blank of this type of dust removal.
Drawings
Fig. 1 is a schematic structural view of the dust removing device of the present invention.
Fig. 2 is a schematic structural diagram of a dust removing device according to an embodiment of the present invention.
Fig. 3 is shown as a side view in fig. 2.
Fig. 4 is shown as a bottom view of fig. 2.
Description of the element reference numerals
1 civil engineering foundation
11 vertical embedded part
12 pipeline support body
2 support
3 dust removal pipeline
4 dust absorption mouth
41 front end dust suction port
5 material guiding device
6 stock guide support
7 dust removal bracing
8 bracing backplate
9 dust absorption mouth guard board
10 feeding trolley
101 scrap steel trough
102 trolley track
13 electromagnetic chuck
14 main dust suction pipe
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used for limiting the conditions that the present disclosure can be implemented, so that the present disclosure is not technically significant, and any structural modifications, ratio changes or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
The invention provides a dust removal device for a steel plant waste steel yard, which can be connected into a dust removal system of a steel plant to solve the dust problem of the waste steel yard. Firstly, fixing a receiving point of a scrap steel trough in a scrap steel stock yard, and establishing dust removing devices at the left side and the right side of the fixed receiving point.
Referring to fig. 1, dust collector is including building the civil engineering basis 1 of the fixed material receiving point left and right sides in the scrap steel silo, dust removal pipeline 3 and dust absorption mouth 4, dust removal pipeline 3 passes through support 2 and installs on 1 upper portion of civil engineering basis, be connected with the branch pipe on dust removal pipeline 3, the branch pipe extends towards scrap steel silo 101 and forms dust absorption mouth 4 at its tip, one side of dust removal pipeline 3 sets up a plurality of dust absorption mouths 4, set up the electric switch valve respectively on the dust removal pipeline 3 of both sides, switch through the electric switch valve during the material loading and use the amount of wind, communicate dust removal pipeline 3 with the current dust pelletizing system of steel mill, switch the amount of wind through the electric switch valve, utilize current dust pelletizing system can realize here dust problem.
Fig. 2 to 4 show an embodiment of the dust removing apparatus of the scrap yard according to the present invention. Firstly, two fixed receiving points of the scrap steel trough 101 are arranged in a scrap steel yard, and the two feeding trolleys 10 respectively carry the receiving points of the scrap steel trough 101 at the two fixed receiving points. Three civil engineering foundations 1 are respectively built between two fixed material receiving points and on two sides of the two fixed material receiving points, the distance between every two adjacent civil engineering foundations 1 is larger than the maximum width dimension of the feeding trolley 10, the material receiving points of the scrap steel trough 101 are formed between every two adjacent civil engineering foundations 1, the trolley track 102 is built on the ground, and the feeding trolley 10 runs along the trolley track 102. In order to facilitate the installation of dust collector, 1 upper portion on civil engineering basis all is equipped with the perpendicular piece 11 that buries of steel, bury perpendicularly and go up fixed pipeline support body 12 that is equipped with on the piece 11, pipeline support body 12 comprises the multistage H shaped steel that the interval certain distance distributes, support 2 is fixed in pipeline support body 12 top, dust removal pipeline 3 passes and fixes on support 2 from the middle of support 2, be equipped with the electrical changeover valve on the dust removal pipeline 3, be connected with the side pipe of downward sloping on every dust removal pipeline 3, side pipe extends towards the top of scrap steel silo 101, the tip opening is dust absorption mouth 4 promptly, the position of dust absorption mouth 4 will be higher than the top of scrap steel silo 101.
In order to achieve better dust suction effect, a front end dust suction port 41 is further arranged in the embodiment, and referring to fig. 2 and 4, the front end dust suction port 41 is positioned in the middle of two adjacent civil engineering foundations 1 and corresponds to the upper part of the front end of the scrap steel trough 101. As shown in fig. 4, a horizontal square tube is connected to the front corner of the dust removing duct 3 at both sides, and the end of the square tube is connected to a dust hood facing downward, that is, a front dust collecting port 41.
Referring to fig. 1 and 2, be equipped with guide device 5 in the top of dust absorption mouth 4, guide device 5 includes two stock guides, and the stock guide slope is installed downwards, during the installation stock guide, both guarantee that the material falls into the scrap steel silo, prevent that the material from pounding well dust absorption mouth, its lower extreme can not block dust absorption mouth 4 again, and dust absorption mouth 4 is located the stock guide below promptly, and the extension line of stock guide lower extreme falls into the scrap steel silo and the contained angle of stock guide and vertical direction is less than 50. In this embodiment, two receiving points are respectively provided with a set of material guiding device 5, that is, the civil engineering foundations 1 on both sides are provided with one material guiding plate, the civil engineering foundation 1 in the middle is provided with two material guiding plates back to back, and each material guiding plate inclines into the respective scrap steel trough. Every stock guide is 30 with the contained angle of vertical direction, guarantees that the material falls into the scrap steel silo along the stock guide gliding, sees guide device 5 to be the splayed structure of falling from the dead ahead, during through falling splayed guide device 5 and introducing the material to the scrap steel silo during the material loading, can prevent that the material from dropping ground, and the clearance degree of difficulty is great, can prevent again that the material from pounding well dust absorption mouth 4. When the material guide plates are installed, the upper ends of the material guide plates are fixed on the support 2, the lower ends of the material guide plates are obliquely and upwards fixed on the pipeline support body 12 through the plurality of material guide plate support bodies 6, and the material guide plate support bodies 6 can adopt H-shaped steel which is the same as the pipeline support body 12, namely, the horizontal H-shaped steel forming the pipeline support body 12 and the inclined H-shaped steel forming the material guide plate support body 6 are butted and fixed together. The material guide plate supporting bodies 6 of the H-shaped steel are uniformly distributed at intervals, one end of each material guide plate supporting body is fixedly connected with the pipeline supporting body 12, the other end of each material guide plate supporting body is fixedly connected with the lower end of the corresponding material guide plate, and the structure has good strength and rigidity and can form powerful support for the material guide plates. A square pipe connected with the dust removal pipeline 3 is arranged between two adjacent material guide plate supporting bodies 6, the square pipe is inclined downwards and connected with a tail end bent pipe, so that the dust collection port 4 is flushed to the horizontal direction, and the dust collection effect is better.
In order to improve the stability and the sealing performance of the whole structure, a dust removal inclined strut 7 is additionally arranged below each guide plate supporting body 6, one end of each dust removal inclined strut 7 is fixed on a vertical embedded part 11, the other end of each dust removal inclined strut is obliquely upwards fixed in the middle of the guide plate supporting body 6, the dust removal inclined struts 7 are in sealing connection through an inclined strut protection plate 8, and the inclined strut protection plates 8 are fixed on the outer surfaces of the dust removal inclined struts 7 to connect the dust removal inclined struts 7 together. A dust suction opening guard plate 9 is arranged below the dust suction opening 4, the dust suction opening guard plate 9 is fixed between the inclined strut guard plate 8 and the bottom of the dust suction opening 4, one side of the dust suction opening guard plate is fixedly connected with the inclined strut guard plate 8, and the other side of the dust suction opening guard plate is fixedly connected with an interface flange of the dust suction opening 4.
The fixed connection mode in the embodiment adopts welding, double-sided full-weld connection is adopted except for the positions where welding is impossible, and the welding line is continuous and uniform.
As shown in figure 4, the end part of the dust removal pipeline 3 is communicated with a main dust removal pipeline 14 in a dust removal system of a steel plant, and the air volume is switched by an electric switching valve. As shown in fig. 1-3, when the electromagnetic chuck 13 of the traveling crane lifts the material to the upper part of the scrap steel trough 101 and releases the material, the material slides down to the inside of the scrap steel trough 101 along the material guiding device 5, the raised dust enters the dust removing pipeline 3 through the dust suction port under the action of the air inducing system, converges into the main dust removing pipeline 14, then enters the dust remover, filters out the dust in the air flow under the action of the cloth bag of the dust remover, and the purified gas is discharged from the air outlet of the dust remover, passes through the pipeline of the fan station, the fan and finally is discharged into the atmosphere through the exhaust funnel; the dust filtered by the cloth bag is periodically and circularly blown and falls into a dust hopper of the dust collector through a pulse valve, is transported and transported through a star-shaped dust unloading valve, a scraper conveyor, a spiral conveyor and the like, and is transported away by a dust unloading vehicle at regular time or in a fixed quantity for comprehensive utilization.
In summary, the invention provides a dust removal device for a scrap yard, a dust removal pipeline of the dust removal device is communicated with an existing dust removal system of a steel mill, and the dust problem of the scrap yard is solved by switching the air volume through an electric switching valve on the dust removal pipeline. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a dust collector for scrap steel stock ground which characterized in that: including civil engineering basis, dust removal pipeline and dust absorption mouth, the civil engineering basis is established in the scrap steel silo material receiving point left and right sides, the dust removal pipeline passes through the support mounting and is in civil engineering basis top, be connected with the branch pipe on the dust removal pipeline, the branch pipe to the top of scrap steel silo extends and forms the dust absorption mouth is equipped with the guide device in the top of dust absorption mouth.
2. The dust removing device for a scrap yard according to claim 1, wherein: the civil engineering foundation is provided with a vertical embedded part, a pipeline supporting body is fixed on the vertical embedded part, and the support is fixedly installed on the pipeline supporting body.
3. The dust removing device for a scrap yard according to claim 1, wherein: the dust removal device further comprises a front-end dust suction port arranged at the front end of the scrap steel trough, and the front-end dust suction port is communicated with the front end of the dust removal pipeline through a branch pipe.
4. The dust removing device for a scrap yard according to claim 2, wherein: the material guide device comprises two material guide plates, the material guide plates are obliquely installed downwards, and the lower ends of the material guide plates are located right above the dust suction port.
5. The dust removing device for a scrap yard according to claim 4, wherein: the upper end of the guide plate is fixed on the support, the lower end of the guide plate is fixed on the civil engineering foundation through a plurality of guide plate supporting bodies, the extension line of the lower end of the guide plate falls into the scrap steel trough, and the included angle between the guide plate and the vertical direction is smaller than 50 degrees.
6. The dust removing device for a scrap yard according to claim 5, wherein: one end of the guide plate supporting body is fixedly connected with the pipeline supporting body, and the other end of the guide plate supporting body is fixedly connected with the lower end of the guide plate.
7. The dust removing device for a scrap yard according to claim 6, wherein: the guide plate supporting body is further fixed on the civil engineering foundation through a dust removal inclined strut, one end of the dust removal inclined strut is fixedly connected with the civil engineering foundation, and the other end of the dust removal inclined strut is fixedly connected with the guide plate supporting body.
8. The dust removing device for a scrap yard according to claim 5, wherein: the material guide plate supporting body is H-shaped steel.
9. The dust removing device for a scrap yard according to claim 7, wherein: the dedusting inclined struts are connected in a sealing mode through inclined strut protection plates.
10. The dust removing device for a scrap yard according to claim 9, wherein: the lower end of the dust suction port is also provided with a dust suction port guard plate, and the dust suction port guard plate is fixedly connected with the inclined strut guard plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133613.8A CN111299288A (en) | 2020-03-02 | 2020-03-02 | A dust collector for scrap steel stock ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133613.8A CN111299288A (en) | 2020-03-02 | 2020-03-02 | A dust collector for scrap steel stock ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111299288A true CN111299288A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010133613.8A Pending CN111299288A (en) | 2020-03-02 | 2020-03-02 | A dust collector for scrap steel stock ground |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008049560A2 (en) * | 2006-10-24 | 2008-05-02 | HiServ Gebäudedienstleistungen GmbH | Bunker installation for bulk materials |
| CN201713125U (en) * | 2010-06-23 | 2011-01-19 | 权岚 | Automatic discharge sealing device for discharge plant |
| CN203753433U (en) * | 2014-04-06 | 2014-08-06 | 文成县刀锋科技有限公司 | High-accuracy weighing machine |
| CN105502030A (en) * | 2016-01-15 | 2016-04-20 | 武汉华柏环保科技有限公司 | Smoke collecting device for receiving trough |
| CN105671241A (en) * | 2016-03-14 | 2016-06-15 | 山东钢铁股份有限公司 | Volumetric collecting cover for secondary flue gas dust removal system of converter |
| CN208120306U (en) * | 2018-04-16 | 2018-11-20 | 九江菲蓝高新材料有限公司 | A kind of absorption plant of organosilicon dust |
-
2020
- 2020-03-02 CN CN202010133613.8A patent/CN111299288A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008049560A2 (en) * | 2006-10-24 | 2008-05-02 | HiServ Gebäudedienstleistungen GmbH | Bunker installation for bulk materials |
| CN201713125U (en) * | 2010-06-23 | 2011-01-19 | 权岚 | Automatic discharge sealing device for discharge plant |
| CN203753433U (en) * | 2014-04-06 | 2014-08-06 | 文成县刀锋科技有限公司 | High-accuracy weighing machine |
| CN105502030A (en) * | 2016-01-15 | 2016-04-20 | 武汉华柏环保科技有限公司 | Smoke collecting device for receiving trough |
| CN105671241A (en) * | 2016-03-14 | 2016-06-15 | 山东钢铁股份有限公司 | Volumetric collecting cover for secondary flue gas dust removal system of converter |
| CN208120306U (en) * | 2018-04-16 | 2018-11-20 | 九江菲蓝高新材料有限公司 | A kind of absorption plant of organosilicon dust |
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Application publication date: 20200619 |
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| RJ01 | Rejection of invention patent application after publication |