CN203764639U - Water-spray dust removal device - Google Patents
Water-spray dust removal device Download PDFInfo
- Publication number
- CN203764639U CN203764639U CN201420136214.7U CN201420136214U CN203764639U CN 203764639 U CN203764639 U CN 203764639U CN 201420136214 U CN201420136214 U CN 201420136214U CN 203764639 U CN203764639 U CN 203764639U
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- fog
- spray nozzle
- spray
- nozzle
- collector pipe
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Abstract
The utility model discloses a water-spray dust removal device which comprises an upper spray device and a lower spray device. The water-spray dust removal device is characterized in that the upper spray device is arranged above an upper outlet guide plate and comprises a steel plate, an upper spray head, an upper water collecting pipe and an upper cone connector; the lower spray device is arranged under a lower outlet guide plate and comprises a lower spray head, a lower water collecting pipe, a lower cone connector and a pipe clamp. By the arrangement, the problem that the temperature of strip steel is affected by leakage of cooling water on the strip steel due to the fact that a spray nozzle and the guide plates are not sealed is effectively solved, and production quality of the strip steel is improved.
Description
Technical field
The utility model belongs to technical field of steel rolling, is specifically related to a kind of water spray dust arrester.
Background technology
The a large amount of flue dust of meeting generation in hot-strip production process, their can produce pollution to environment around, both endanger staff's health, can threaten to affect on motor, reductor, large-scale instrument again and produce.For this problem, during domestic morning, adopt the methods such as pipeline air draught type, water curtain cleaning type to carry out dedusting, but cost of investment is larger.Generally adopt at present the mode of the dedusting of pipeline air draught type and water spray dedusting combination, but existing water spray dust arrester is subject to after roll cooling water corrosion at its protective cover, thereby cause, leak, and nozzle and the blow-by of guide and guard guide plate, these water are drained on band steel by the hole of nozzle is installed on guide and guard guide plate, affect belt steel temperature.
Utility model content
The technical problems to be solved in the utility model is to cause that cooling water drains to affecting the defect of the problems such as belt steel temperature on steel, provides a kind of water spray dust arrester for cannot effectively solving in prior art because of nozzle and the blow-by of guide and guard guide plate.
The utility model solves the technical scheme that its technical problem adopts:
A kind of water spray dust arrester is provided, comprise sprayer unit and lower sprayer unit, described upper sprayer unit is arranged on the top of upper outlet foreplate, comprise steel plate, upper fog-spray nozzle, upper collector pipe and upper taper joint, described steel plate is fixedly installed on upper outlet foreplate, described steel plate and upper outlet foreplate equidistantly offer a plurality of through holes in same position, the nozzle core of described upper fog-spray nozzle reaches the below of upper outlet foreplate by through hole, the nozzle carrier of described upper fog-spray nozzle is closely connected with steel plate, described upper fog-spray nozzle is connected with upper collector pipe, described upper collector pipe is connected with upper taper joint, described upper taper joint is connected with middle water inlet pipe, described lower sprayer unit is arranged on the below of lower outlet guide plate, comprise lower fog-spray nozzle, lower collector pipe, lower taper joint and pipe clamp, described lower outlet guide plate equal intervals offers a plurality of through holes, the nozzle core of described lower fog-spray nozzle reaches the top of lower outlet guide plate by through hole, described lower fog-spray nozzle is connected with lower collector pipe, described lower collector pipe is connected with lower taper joint, described lower taper joint is connected with middle water inlet pipe, one end of described pipe clamp is fixedly connected with lower collector pipe, and the other end is fixedly connected with lower outlet guide plate.
In device described in the utility model, the angle of the spray line of described upper fog-spray nozzle nozzle core and upper collector pipe axis is 30 °.
In device described in the utility model, the angle of the spray line of described lower fog-spray nozzle nozzle core and lower collector pipe axis is 30 °.
In device described in the utility model, described upper fog-spray nozzle nozzle core and lower fog-spray nozzle nozzle core are dovetail sector structure.
In device described in the utility model, the scattering angle of described upper fog-spray nozzle nozzle core and lower fog-spray nozzle nozzle core is 60 °.
In device described in the utility model, described upper fog-spray nozzle interval 110mm is arranged on upper outlet foreplate.
In device described in the utility model, described lower fog-spray nozzle interval 100mm is arranged on lower outlet guide plate.
In device described in the utility model, between described upper collector pipe and upper taper joint, be provided with water inlet pipe.
The beneficial effect that the utility model produces is: the utility model by arranging a block plate on upper sprayer unit, its upper surface is connected with nozzle carrier is seamless by welding, lower surface is connected with upper outlet foreplate is seamless by welding, so just eliminated the leakage point on upper outlet foreplate, can effectively prevent that cooling water from draining on band steel, make cooling water successfully upwards outlet guide plate two ends flow away and improved the quality of production with steel.Meanwhile, the utility model arranges pipe clamp on lower sprayer unit, and collector pipe is weldingly fixed on lower outlet guide plate by this pipe clamp after adjusting angle instantly, has not only guaranteed setting angle but also be convenient to lower fog-spray nozzle maintenance.The utility model is simple in structure, and cost of manufacture is cheap, is arranged in working roll outlet side, by upper and lower sprayer unit, works simultaneously, and water is evenly injected in to band steel two sides, can effectively remove the flue dust at place, source, good dedusting effect.
Further, by the spray line of upper and lower fog-spray nozzle is made as to 30 ° with the angle of upper and lower collector pipe axis respectively, between the water spray that can make adjacent two upper fog-spray nozzles or lower fog-spray nozzle spray, keep certain lap, can make again to spray water smoke and keep more rational thickness, thereby make water distribution even.In addition, the nozzle core of upper and lower fog-spray nozzle adopts dovetail sector structure, generally selects the scattering angle of 60 °, can be so that water spray obtains rational spray regime.
Further, upper fog-spray nozzle interval 110mm layout, lower fog-spray nozzle interval 100mm layout, can better make water distribution even, and water spray is uniformly distributed along plate is wide.This spacing can coordinate the corresponding water yield to adjust, and with together with the angle of spray line and collector pipe axis, can control lap fixed between water spray.
Further, by be provided with water inlet pipe between upper collector pipe and upper taper joint, can effectively solve and be connected more in short-term inconvenient problem with collector pipe when upper taper joint.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of upper sprayer unit;
Fig. 3 is the structural representation of upper fog-spray nozzle;
Fig. 4 is the structural representation of lower sprayer unit;
Fig. 5 is the structural representation of lower fog-spray nozzle;
Fig. 6 is layout drawing of the present utility model.
In figure, taper joint, 204-pipe clamp under collector pipe, 203-under fog-spray nozzle, 202-under sprayer unit, 101-steel plate, the upper fog-spray nozzle of 102-, the upper collector pipe of 103-, 104-water inlet pipe, the upper taper joint of 105-, 201-under outlet guide plate, 3-top working roll, 4-bottom working roll, the upper sprayer unit of 100-, 200-under 1-upper outlet foreplate, 2-.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Fig. 1～Fig. 6, the utility model provides a kind of water spray dust arrester, outlet side near milling train top working roll 3 and bottom working roll 4 is arranged, comprise sprayer unit 100 and lower sprayer unit 200, upper sprayer unit 100 is arranged on the top of upper outlet foreplate 1, and lower sprayer unit 200 is arranged on the below of lower outlet guide plate 2.Upper sprayer unit 100 comprises steel plate 101, upper fog-spray nozzle 102, upper collector pipe 103 and upper taper joint 105, steel plate 101 is fixedly installed on upper outlet foreplate 1, steel plate 101 and upper outlet foreplate 1 equidistantly offer a plurality of through holes in same position, the nozzle core of upper fog-spray nozzle 102 reaches the below of upper outlet foreplate 1 by through hole, the nozzle carrier of upper fog-spray nozzle 102 is closely connected with steel plate 101, upper fog-spray nozzle 102 is connected with upper collector pipe 103, upper collector pipe 103 is connected with upper taper joint 105, and upper taper joint 105 is connected with middle water inlet pipe 104; Lower sprayer unit 200 comprises lower fog-spray nozzle 201, lower collector pipe 202, lower taper joint 203 and pipe clamp 204, lower outlet guide plate 2 equal intervals offer a plurality of through holes, the nozzle core of lower fog-spray nozzle 201 reaches the top of lower outlet guide plate 2 by through hole, lower fog-spray nozzle 201 is connected with lower collector pipe 202, lower collector pipe 202 is connected with lower taper joint 203, lower taper joint 203 is connected with middle water inlet pipe, one end of pipe clamp 204 is fixedly connected with lower collector pipe 202, and the other end is fixedly connected with lower outlet guide plate 2.
Agent structure of the present utility model adopts corrosion resistant stainless steel to make, and upper sprayer unit 100, except steel plate 101, is stainless steel, and lower sprayer unit 200, except pipe clamp 204, is stainless steel.
It is unreasonable that prior art arranges the water yield because the type selecting of nozzle is improper, and the larger water yield can cause the waste of water resource, and the less water yield does not reach desirable dust removing effects; Simultaneously because the improper atomizing effect that causes of nozzle type selecting is bad, not strong to the adsorption capacity of dust; Arrange that in addition the unreasonable water smoke lap of nozzle that causes is improper, water distribution is inhomogeneous, dust is escaped more obvious in water smoke gap, make dust removing effects undesirable, for above-mentioned technical problem, the utility model, by reasonably selecting angle and the location arrangements of fog-spray nozzle type, design spray line, makes water distribution more even, and dust removing effects is better.
Preferably, as shown in Fig. 2～Fig. 5, for the best configuration designing according to 1580mm hot continuous rolling unit, the Breadth Maximum of 1580mm hot continuous rolling unit rolled band steel is 1380mm, dust removal design width is 1500mm left and right, by the angle α of the spray line of upper fog-spray nozzle 102 nozzle cores and upper collector pipe 103 axis is designed to 30 °, the angle β of the spray line of lower fog-spray nozzle 201 nozzle cores and lower collector pipe 202 axis is also designed to 30 °, angle α and angle β can be 0～90 °, but all with 30 ° of best results; Upper fog-spray nozzle 102 nozzle cores and lower fog-spray nozzle 201 nozzle cores are dovetail sector structure, and the larger spray regime of scattering angle of upper fog-spray nozzle 102 nozzle cores and lower fog-spray nozzle 201 nozzle cores is larger, and the present embodiment scattering angle is selected 60 °; Upper fog-spray nozzle 102 interval 110mm are arranged on upper outlet foreplate 1, upper outlet foreplate 1 has 13 upper fog-spray nozzles, lower fog-spray nozzle 201 interval 100mm are arranged on lower outlet guide plate 2, on lower outlet guide plate 2, there are 15 lower fog-spray nozzles, the operating pressure of water in dust removal is 0.4MPa, single upper fog-spray nozzle flow is 19.6L/min, and the total water consumption of upper sprayer unit is 19.6*13=254.8(L/min), uniform fold plate is wide is 1450mm; Single lower fog-spray nozzle flow is 15.31 L/min, and the total water consumption of lower sprayer unit is 15.31*15=229.65(L/min), uniform fold plate is wide is 1500mm, so can guarantee that uniform fold plate is wide.
The utility model highly versatile, be convenient to implement, may extend to the hot continuous rolling units such as 1250mm, 1780mm and use, principle is exactly to adjust model and the spacing of the water yield, fog-spray nozzle, and location arrangements of the present utility model.Such as the water yield that 1580mm hot continuous rolling unit needs is 13 L/min, according to controlling the water yield by fog-spray nozzle type selecting, can select the fog-spray nozzle that 13 flows are 1L/min to realize, the water yield that 1780mm hot continuous rolling unit needs is 20 L/min, can select the fog-spray nozzle that 10 flows are 2L/min to realize (can be also the fog-spray nozzle of other models, just effect has difference), at this time in order to reach water smoke, cover uniform effect, only need be according to the characteristic of fog-spray nozzle, the spacing between appropriate design fog-spray nozzle.The numeral that the present embodiment is emphasized is used in conjunction with, the scattering angle, fog-spray nozzle that is to say the water yield, fog-spray nozzle and the angle of collector pipe, the quantity of fog-spray nozzle and spacing etc. parameter be combined together can make the water smoke of ejection form together with water curtain uniformly, reach desirable envelope dirt, dust removing effects, revise one of them parameter, other parameters need to be done corresponding modify.
Preferably, as shown in Figure 1 and Figure 2, between upper collector pipe 103 and upper taper joint 105, be provided with water inlet pipe 104.
The utility model is near working roll outlet side layout, and water is realized the absorption of flue dust and inhibition with water smoke pattern after fog-spray nozzle ejection, enters subsequently sluice, recycling.The utility model is mainly used in the finishing mill dedusting of hot-strip workshop, can coordinate the other types dust arresters such as pipeline air draught type to use, and dust removing effects is better.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (8)
1. a water spray dust arrester, comprise sprayer unit (100) and lower sprayer unit (200), it is characterized in that: described upper sprayer unit (100) is arranged on the top of upper outlet foreplate (1), comprise steel plate (101), upper fog-spray nozzle (102), upper collector pipe (103) and upper taper joint (105), described steel plate (101) is fixedly installed on upper outlet foreplate (1), described steel plate (101) and upper outlet foreplate (1) equidistantly offer a plurality of through holes in same position, the nozzle core of described upper fog-spray nozzle (102) reaches the below of upper outlet foreplate (1) by through hole, the nozzle carrier of described upper fog-spray nozzle (102) is closely connected with steel plate (101), described upper fog-spray nozzle (102) is connected with upper collector pipe (103), described upper collector pipe (103) is connected with upper taper joint (105), described upper taper joint (105) is connected with middle water inlet pipe, described lower sprayer unit (200) is arranged on the below of lower outlet guide plate (2), comprise lower fog-spray nozzle (201), lower collector pipe (202), lower taper joint (203) and pipe clamp (204), described lower outlet guide plate (2) equal intervals offers a plurality of through holes, the nozzle core of described lower fog-spray nozzle (201) reaches the top of lower outlet guide plate (2) by through hole, described lower fog-spray nozzle (201) is connected with lower collector pipe (202), described lower collector pipe (202) is connected with lower taper joint (203), described lower taper joint (203) is connected with middle water inlet pipe, one end of described pipe clamp (204) is fixedly connected with lower collector pipe (202), the other end is fixedly connected with lower outlet guide plate (2).
2. device according to claim 1, is characterized in that: the angle of the spray line of the nozzle core of described upper fog-spray nozzle (102) and upper collector pipe (103) axis is 30 °.
3. device according to claim 1, is characterized in that: the angle of the spray line of described lower fog-spray nozzle (201) nozzle core and lower collector pipe (202) axis is 30 °.
4. device according to claim 1, is characterized in that: described upper fog-spray nozzle (102) nozzle core and lower fog-spray nozzle (201) nozzle core are dovetail sector structure.
5. device according to claim 4, is characterized in that: the scattering angle of described upper fog-spray nozzle (102) nozzle core and lower fog-spray nozzle (201) nozzle core is 60 °.
6. device according to claim 1, is characterized in that: described upper fog-spray nozzle (102) interval 110mm is arranged on upper outlet foreplate (1).
7. device according to claim 1, is characterized in that: described lower fog-spray nozzle (201) interval 100mm is arranged on lower outlet guide plate (2).
8. device according to claim 1, is characterized in that: between described upper collector pipe (103) and upper taper joint (105), be provided with water inlet pipe (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136214.7U CN203764639U (en) | 2014-03-25 | 2014-03-25 | Water-spray dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136214.7U CN203764639U (en) | 2014-03-25 | 2014-03-25 | Water-spray dust removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203764639U true CN203764639U (en) | 2014-08-13 |
Family
ID=51281887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420136214.7U Withdrawn - After Issue CN203764639U (en) | 2014-03-25 | 2014-03-25 | Water-spray dust removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203764639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878179A (en) * | 2014-03-25 | 2014-06-25 | 中冶南方工程技术有限公司 | Water spraying and dust removing device |
-
2014
- 2014-03-25 CN CN201420136214.7U patent/CN203764639U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878179A (en) * | 2014-03-25 | 2014-06-25 | 中冶南方工程技术有限公司 | Water spraying and dust removing device |
| CN103878179B (en) * | 2014-03-25 | 2015-11-11 | 中冶南方工程技术有限公司 | Water spray dust arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20151104 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20151104 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |