CN204396441U - Dust excluding hood - Google Patents
Dust excluding hood Download PDFInfo
- Publication number
- CN204396441U CN204396441U CN201520009930.3U CN201520009930U CN204396441U CN 204396441 U CN204396441 U CN 204396441U CN 201520009930 U CN201520009930 U CN 201520009930U CN 204396441 U CN204396441 U CN 204396441U
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- CN
- China
- Prior art keywords
- dust excluding
- excluding hood
- cover plate
- building enclosure
- pulley
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Abstract
The utility model discloses a kind of dust excluding hood, mainly for providing a kind of dust excluding hood that can not impact production.This dust excluding hood comprises building enclosure and covers the cover plate of described building enclosure upper end open, and one end and the described building enclosure of wherein said cover plate are hinged; Described dust excluding hood also comprises and drives the pulley assembly that rotates around hinged place of described cover plate and provide the hoist engine of power for described pulley assembly.When cover plate covers the upper end open place of described building enclosure, form confined space between building enclosure and cover plate, ash-laden gas is controlled in dust excluding hood, thus realize dedusting.After dedusting work completes, rotation cover, thus the upper end open of building enclosure is opened, relative to airtight dust excluding hood of the prior art, the dust excluding hood that the utility model provides is more convenient for the lifting of process equipment, so the dust excluding hood that provides of the utility model and explained hereafter can not produce conflict, so can not impact production.
Description
Technical field
The utility model relates to a kind of dust excluding hood.
Background technology
Major part in present stage metallurgy industry steel-making factory building is produced dirt pits and can be obtained effective smoke harnessing, but produces dirt pits for part such as steel-making tundish, steel scrap cutting etc., does not still have good way to administer the ash-laden gas produced in its operational process of craft.Because main application is blowing and drawing type dust pelletizing system at present, is open spaces because these produce dirt pits, so exhausting amount is large, energy consumption is high, and DeGrain.Form enclosure space according to traditional airtight dust excluding hood, when carrying out the lifting of some equipment, needing to remove or this airtight dust excluding hood mobile, like this, can affect to production.
Utility model content
For the problems referred to above, the utility model provides a kind of dust excluding hood that can not impact production.
For achieving the above object, the dust excluding hood that the utility model provides, comprises building enclosure and covers the cover plate of described building enclosure upper end open, and one end and the described building enclosure of wherein said cover plate are hinged; Described dust excluding hood also comprises and drives the pulley assembly that rotates around hinged place of described cover plate and provide the hoist engine of power for described pulley assembly.
When cover plate covers the upper end open place of described building enclosure, form confined space between building enclosure and cover plate, ash-laden gas is controlled in dust excluding hood.Dust pelletizing system utilizes suction opeing to produce negative pressure in this confined space, and ash-laden gas is siphoned away by negative pressure, enters into concentrated dust-removing device.Owing to defining confined space, so enhance the trapping effect to ash-laden gas, improve the validity and reliability of dedusting, and decrease exhausting amount, reduce energy consumption, reach the requirement of energy-conserving and environment-protective.After dedusting work completes, rotation cover, thus the upper end open of building enclosure is opened, relative to airtight dust excluding hood of the prior art, the dust excluding hood that the utility model provides is more convenient for the lifting of process equipment, so the dust excluding hood that provides of the utility model and explained hereafter can not produce conflict, so can not impact production.The utility model adopts hoist engine to realize rotating to cover plate by pulley assembly, and not only structure is simple, and realization is convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dust excluding hood that the utility model provides;
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is further described.
Embodiment 1
As shown in Figure 1 (Fig. 1 is only the exemplary illustration of the present embodiment), the dust excluding hood that the present embodiment provides, comprise building enclosure 4 and cover the cover plate 3 of upper end open of described building enclosure, one end and the described building enclosure of described cover plate are hinged.
Building enclosure is the structure enclosing surrounding, and this structure can adopt steel construction, and concrete foundation also can be adopted to add the form of steel structure support, and this structure is not limited to above-mentioned two kinds of modes certainly, should arrange according to field condition.
Dust excluding hood is arranged on the process equipment place of the product dirt pits of open spaces, when cover plate covers the upper end open place of described building enclosure, forms confined space between building enclosure and cover plate, ash-laden gas is controlled in dust excluding hood.Dust pelletizing system utilizes suction opeing to produce negative pressure in this confined space, and ash-laden gas is siphoned away by negative pressure, enters into concentrated dust-removing device.Owing to defining confined space, so enhance the trapping effect to ash-laden gas, improve the validity and reliability of dedusting, and decrease exhausting amount, reduce energy consumption, reach the requirement of energy-conserving and environment-protective.After dedusting work completes, rotation cover, thus the upper end open of building enclosure is opened, relative to airtight dust excluding hood of the prior art, the dust excluding hood that the present embodiment provides is more convenient for the lifting of process equipment, so the dust excluding hood that provides of the present embodiment and explained hereafter can not produce conflict, so can not impact production.
The dust excluding hood that the present embodiment provides can arrange the particular location of suction opeing and dedust air duct 5 flexibly according to the concrete condition of producing dirt pits, do not limit in the present embodiment.
The dust excluding hood that the present embodiment provides also comprises and controls described cover plate and rotate around hinged place with the pulley assembly making to reach between cover plate and described building enclosure open and close state and provide the hoist engine 1 of power for described pulley assembly.
The angle that cover plate rotates around hinged place does not limit, and generally, the anglec of rotation of cover plate is generally between 0 °-80 °.There is provided power by pulley assembly, be easy to realize, there is compared to manual rotation cover plate the advantage of saving labour.The position that hoist engine is arranged can according to the situation, utilizes hoist engine to provide power relative to manually for pulley assembly provides power concerning pulley assembly, have and save labour, easy to operate advantage.
In practice, by pulley assembly realize to the lifting of a device or the concrete structure of rotation varied, can select according to different site environments, so the present embodiment does not all limit the mode etc. that detours of steel wire rope between the number of pulley assembly middle pulley, pulley.
Embodiment 2
The present embodiment, on the basis of above-described embodiment 1, makes further restriction:
As shown in Figure 1, described pulley assembly comprises the first pulley and the second pulley, and the first pulley and the second pulley are arranged with steel wire rope, and the first pulley is arranged on described cover plate, and in the rotation process of cover plate, the second pulley is all the time higher than the first pulley; One end of described steel wire rope is fixed, and the other end is connected with the reel of hoist engine.
In the rotation process of cover plate, the second pulley 21 all the time higher than the first pulley 22, in order to ensure that the second pulley is upwards to the power that the first pulley applies all the time.
In the present embodiment, steel wire rope can walk around the second pulley 21, first pulley 22 successively, and one end that the first pulley 22 walked around by steel wire rope is fixed, when applying larger pulling force to the other end of steel wire rope, first pulley 22 moves near the direction of the second pulley 21, thus cover plate is opened; When the other end of steel wire rope applies less pulling force or when not applying active force, the first pulley 22 moves to the direction away from the second pulley 21, thus makes cover plate closing.
Can certainly be fixed one end that the second pulley 21 walked around by steel wire rope, one end that the first pulley 22 walked around by steel wire rope applies pulling force, controls the closed of cover plate.
Pulley assembly in the present embodiment is comparatively simple, is only two pulleys, so structure is simple, drive connection is also very simple, is very easy to realize.
Above; be only preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should define with claim is as the criterion.
Claims (3)
1. a dust excluding hood, is characterized in that: comprise building enclosure and cover the cover plate of described building enclosure upper end open, and one end and the described building enclosure of wherein said cover plate are hinged; Described dust excluding hood also comprises and drives the pulley assembly that rotates around hinged place of described cover plate and provide the hoist engine of power for described pulley assembly.
2. dust excluding hood according to claim 1, it is characterized in that: described pulley assembly is made up of the first pulley connected by steel wire rope and the second pulley, first pulley is arranged on described cover plate, and in the rotation process of cover plate, the second pulley is all the time higher than the first pulley; One end of described steel wire rope is fixed, and the other end is connected with the reel of hoist engine.
3. dust excluding hood according to claim 1, is characterized in that: the rotational angle of described cover plate is 0 ° ~ 80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520009930.3U CN204396441U (en) | 2015-01-07 | 2015-01-07 | Dust excluding hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520009930.3U CN204396441U (en) | 2015-01-07 | 2015-01-07 | Dust excluding hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204396441U true CN204396441U (en) | 2015-06-17 |
Family
ID=53420339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520009930.3U Active CN204396441U (en) | 2015-01-07 | 2015-01-07 | Dust excluding hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204396441U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406603A (en) * | 2018-01-30 | 2018-08-17 | 宁波永祥铸造有限公司 | A kind of dust elimination noise abatement Sanding Room |
| CN109248897A (en) * | 2018-10-30 | 2019-01-22 | 沈阳远大环境工程有限公司 | Rotary smoke gathering device |
| CN112141874A (en) * | 2020-09-25 | 2020-12-29 | 中国二十二冶集团有限公司 | Installation method of dust hood in limited space |
| CN113413534A (en) * | 2021-06-11 | 2021-09-21 | 河池市宜州区第三人民医院 | Hypnosis device for psychological consultation |
-
2015
- 2015-01-07 CN CN201520009930.3U patent/CN204396441U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406603A (en) * | 2018-01-30 | 2018-08-17 | 宁波永祥铸造有限公司 | A kind of dust elimination noise abatement Sanding Room |
| CN109248897A (en) * | 2018-10-30 | 2019-01-22 | 沈阳远大环境工程有限公司 | Rotary smoke gathering device |
| CN112141874A (en) * | 2020-09-25 | 2020-12-29 | 中国二十二冶集团有限公司 | Installation method of dust hood in limited space |
| CN112141874B (en) * | 2020-09-25 | 2022-04-08 | 中国二十二冶集团有限公司 | Installation method of dust hood in limited space |
| CN113413534A (en) * | 2021-06-11 | 2021-09-21 | 河池市宜州区第三人民医院 | Hypnosis device for psychological consultation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |