CN103623946B - Coal gasification is high temperature resistant blows ash shower nozzle and making method - Google Patents
Coal gasification is high temperature resistant blows ash shower nozzle and making method Download PDFInfo
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- CN103623946B CN103623946B CN201310629619.4A CN201310629619A CN103623946B CN 103623946 B CN103623946 B CN 103623946B CN 201310629619 A CN201310629619 A CN 201310629619A CN 103623946 B CN103623946 B CN 103623946B
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- hole
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- circumferential
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/20—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
- B05B1/205—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor characterised by the longitudinal shape of the elongated body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
- B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
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Abstract
The present invention relates to a kind of shower nozzle and making method, blow ash shower nozzle and making method thereof in particular to a kind of coal gasification is high temperature resistant. This shower nozzle comprises cylindrical head body, and head body axial centre has a center through hole, and head body radial direction has the circumferential aperture through with center through hole, and head body also has the oblique hole through with center through hole. Being positioned at 1-4 of same circumference circumference aperture as one group taking medullary ray, arrange circumference aperture N group in head body, the value of N is 1-30, and oblique hole number is M, and the value of M is 1-10. The angle �� of oblique centerline hole and head body axis is 35-60 ��, and in same group of circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures is 40-60 ��. Shower nozzle of the present invention adopts solid round steel, by preparing in the perforate of corresponding position, and can be high temperature resistant, it may also be useful to process does not need with water cooling; Solve blowback pore easily to block simultaneously, make the problem that the blowback of blowback device was lost efficacy.
Description
Technical field
The present invention relates to a kind of shower nozzle and making method, blow ash shower nozzle and making method in particular to a kind of coal gasification is high temperature resistant.
Background technology
The overheated section of import of shell coal gasifier is four layers of concentric endless tube structure, center blocked by innermost layer center cover plate, gas is not allowed directly to pass through from center, but by between the concentric endless tube of every layer, at right angle setting, it is support with cross suspension bracket, and flying dust can be accumulated on cross suspension bracket, final blocking overheated section of import, so flying dust blowing-down device must be installed, the flying dust blowing-down device used at present is the cross blowback device of band water-cooled, this cross blowback device blow ash shower nozzle can not be high temperature resistant, need with water cooling in use procedure, this just needs to arrange water coolant water inlet pipe and water outlet pipe, not only make the manufacture of blowback device, install complicated, and adopt water-cooled, after duration of service length, washing away of water pipe is easily caused pipe leakage by gas, have influence on the operation of whole coal gasifier. in addition, the blowback pore blowing ash shower nozzle of existing cross blowback device easily blocks, and the blowback of blowback device was lost efficacy.
Summary of the invention
The technical problem to be solved in the present invention is: providing one not need to blow ash shower nozzle and making method thereof with water-cooled coal gasification is high temperature resistant, this shower nozzle solves former blowback device shower nozzle blowback pore simultaneously and easily blocks, and makes the problem that the blowback of blowback device was lost efficacy.
The technical scheme solved the problems of the technologies described above is: a kind of coal gasification is high temperature resistant blows ash shower nozzle, comprise cylindrical head body, described head body axial centre has a center through hole, described head body radial direction has the circumferential aperture through with center through hole, and described head body also has the oblique hole through with center through hole.
The further technical scheme of the present invention is: being positioned at 1-4 of same circumference circumference aperture as one group taking medullary ray, arrange circumference aperture N group in head body, the value of N is 1-30, and described oblique hole number is M, and the value of M is 1-10.
Described oblique centerline hole and the angle �� of head body axis are 35-60 ��, and in same group of described circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures is 40-60 ��.
The length L1 of described head body is 75-300mm, the diameter D1 of described head body is 30-70mm, the diameter D2 of described center through hole is 6-18mm, the diameter of described oblique hole and circumference aperture is 3-6mm, described circumferential aperture is taking 3 as one group, and the distance L2 between adjacent 2 groups of circumference apertures is 3-8mm.
Described oblique centerline hole and the angle �� of head body axis are 37 ��, the described distance L2 between adjacent 2 groups of circumference apertures is 4mm, in same group 3 circumferential apertures, the circumferential distance �� of adjacent 2 circumferential apertures is 45 ��, and the diameter of described oblique hole and circumference aperture is 3.5mm; The length L1 of described head body is 80mm, and the diameter D1 of head body is 30mm, and the diameter D2 of described center through hole is 8mm.
The material of described head body is steel 310S.
Described head body outer wall is arranged to ladder shape, and namely big one end, one end is little, and the big end big 5-15mm of diameter ratio end diameter, oblique hole and circumference aperture are positioned at the section of end greatly.
Another technical scheme of the present invention is: a kind of coal gasification is high temperature resistant blow ash shower nozzle making method, comprise the following steps:
A, get length 75-300mm, �� 30-70mm material be 310S round steel, bore the center through hole of a �� 6-18mm in round steel axial centre;
B, at round steel end face, boring the oblique hole of �� 3-6mm that M Ge Yu center through hole is through, oblique centerline hole and center through hole centerlines �� are 35-60 ��, and the value of M is 1-10;
C, radial direction are spudded in the circumferential aperture of the through �� 3-6mm of N Zu Yu center through hole, often the quantity of group circumference aperture is 1-4, being 40-60 �� with the circumferential distance �� of adjacent 2 circumferential apertures in group circumference aperture, be positioned at circumferentially same with the medullary ray of group circumference aperture, the value of N is 1-30.
The further technical scheme of the present invention is: a kind of coal gasification is high temperature resistant blow ash shower nozzle making method, comprise the following steps:
A, get length 80mm, �� 30mm material be 310S round steel, bore the center through hole of a �� 8mm in round steel axial centre;
B, at round steel end face, boring the oblique hole of �� 3.5mm that M Ge Yu center through hole is through, oblique centerline hole and center through hole centerlines �� are 37 ��, and the value of M is 1-10;
C, radial direction are spudded in the circumferential aperture of the through �� 3.5mm of N Zu Yu center through hole, often the quantity of group circumference aperture is 3, in same group circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures is 45 ��, is positioned at circumferentially same with the medullary ray of the circumferential aperture of group, and the value of N is 1-15.
The further technical scheme of the present invention is: being also provided with step D, step D after step C is: round steel outside surface is processed into ladder shape, is processed into 5-15mm less of the other end diameter by round steel one end, and oblique hole and circumference aperture are positioned at the big one end of diameter.
Owing to adopting above technical scheme, the one coal gasification of the present invention is high temperature resistant blow ash shower nozzle and making method there is following useful effect:
1. high temperature resistant, it may also be useful to process does not need to use water cooling. Shower nozzle of the present invention adopts solid 310S material round steel, by preparing in the perforate of corresponding position, this shower nozzle under vapourizing furnace is up to more than 1700 high temperature spent still in temperature range allowable. Therefore the present invention does not in use need with water cooling, just do not need to arrange water coolant water inlet pipe and water outlet pipe, simplify structure and the installation process of blowback device; Avoid because water pipe is washed away the pipe leakage problem that may cause by gas simultaneously.
2. solve existing blowback device shower nozzle blowback pore easily to block, make the problem that the blowback of blowback device was lost efficacy. the good structure of the present invention respectively opens the circumferential aperture of 1 �� 3.5mm on circumferential distance circumferential level face, the circumferential aperture of 1 �� 3.5mm is opened in horizontal plane 90 �� of directions, become the angle of 37 �� to open 1 oblique hole of �� 3.5mm with blowback device medullary ray, the center through hole of the �� 8mm through with above-mentioned 3 circumferential apertures and oblique hole is opened at blowback device medullary ray, namely shower nozzle of the present invention is made up of the perforate of 5 different directions altogether, the synthetic gas of its surrounding is produced strong perturbation action, the scope of sweeping will be blown and increase to whole internal space, avoid that blowback dead angle occurs, thus reach the object preventing long-pending ash. so not only it also avoid the powder ash of device interior directly fall into blow ash hole in, blocking blowback pore problem, because the ash of molten molten state is once after cooling, the cinder getting lodged in aperture becomes abnormal hard, even if adopting boring also to be difficult to get through.
3. the high temperature resistant making method technique blowing ash shower nozzle of the coal gasification of the present invention is simple, processing ease, be convenient to implement.
Below, in conjunction with the accompanying drawings and embodiments the high temperature resistant technology feature blowing ash shower nozzle and making method of a kind of coal gasification of the present invention is further described.
Accompanying drawing explanation
Fig. 1-Fig. 3: the one coal gasification of the embodiment of the present invention one is high temperature resistant blows ash nozzle structure schematic diagram.
Fig. 1: left view, the A-A sectional view of Fig. 2: Fig. 1, the B-B sectional view of Fig. 3: Fig. 2.
Fig. 4: the one coal gasification of the embodiment of the present invention two is high temperature resistant blows ash nozzle structure schematic diagram.
In figure:
1-head body, 2-center through hole, the oblique hole of 3-, 4-circumference aperture, 41-circumference aperture I, 42-circumference aperture II, 43-circumference aperture III.
Embodiment
Embodiment 1: a kind of coal gasification is high temperature resistant blows ash shower nozzle, as shown in Figure 1-Figure 3, comprise cylindrical head body 1, described head body axial centre has a center through hole 2, described head body radial direction has the N group circumference aperture 4 through with center through hole, N=1,3 the circumferential apertures 4 being positioned at same circumference taking medullary ray, as one group, are 45 �� with the circumferential distance �� of adjacent 2 circumferential apertures in group 3 circumferential apertures. Also having the M through with center through hole tiltedly hole 3, M=1 in described head body, described oblique centerline hole and the angle �� of head body axis are 35-45 ��, and the diameter of described oblique hole and circumference aperture is 3-6mm. The material of described head body is steel 310S.
In embodiment 1, from left view, 3 circumferential apertures are respectively the circumferential aperture I 41 being positioned at 45 �� of positions, are positioned at the circumferential aperture II 42 of 90 �� of positions and are positioned at the circumferential aperture III 43 of 135 �� of positions, and oblique hole is also positioned at 90 �� of positions.
Embodiment 2: a kind of coal gasification is high temperature resistant blows ash shower nozzle, as shown in Figure 4, comprise cylindrical head body 1, described head body axial centre has a center through hole 2, described head body radial direction has the circumferential aperture 4, N=3 of the N group through with center through hole, and 3 the circumferential apertures 4 being positioned at same circumference taking medullary ray are as one group, distance L2 between adjacent 2 groups of circumference apertures is 4mm, is 45 �� with the circumferential distance �� of adjacent 2 circumferential apertures in group 3 circumferential apertures. Also having the M through with center through hole tiltedly hole 3, M=3 in described head body, described oblique centerline hole and the angle �� of head body axis are 37 ��, and the diameter of described oblique hole and circumference aperture is 3.5mm; The length L1 of described head body is 80mm, and the diameter D1 of head body is 30mm, and the diameter D2 of described center through hole is 8mm. The material of described head body is steel 310S.
As a kind of conversion of embodiment of the present invention 1-embodiment 2, the group number N of the circumferential aperture arranged in described head body can determine according to practical situation, and the value of General N is 1-30, it is preferable to 1-15, often in group, the number of circumference aperture can be determined as required, generally taking 1-4 as 1 group. In same group of circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures can suitably adjust, and is generally 40-60 ��, the circumferential distance of adjacent 2 circumferential apertures can equal can not also be equal. Distance L2 between adjacent 2 groups of circumference apertures can also adjust as required, is generally 3-8mm. The size of described head body is determined according to needs of production, and the length L1 of general head body is 75-300mm, and the diameter D1 of described head body is 30-70mm. The diameter D2 of described center through hole can also suitably change, and is generally 6-18mm. The number M in described oblique hole and the angle �� of oblique centerline hole and head body axis can also be determined according to practical situation, and the value of general M is that 1-10, �� are 35-60 ��.
As another conversion of embodiment of the present invention 1-embodiment 2, described head body outer wall is arranged to ladder shape, and namely big one end, one end is little, and the big end big 5-15mm of diameter ratio end diameter, oblique hole and circumference aperture are positioned at the section of end greatly.
Embodiment 3: a kind of coal gasification is high temperature resistant blow ash shower nozzle making method, comprise the following steps:
A, get length 75-300mm, �� 30-70mm material be 310S round steel, bore the center through hole 2 of a �� 6-18mm in round steel axial centre;
B, at round steel end face, boring the oblique hole 3 of �� 3-6mm that M Ge Yu center through hole is through, oblique centerline hole and center through hole centerlines �� are 35-60 ��, and the value of M is 1-10;
C, radial direction are spudded in the circumferential aperture 4 of the through �� 3-6mm of N Zu Yu center through hole, often the quantity of group circumference aperture is 1-4, being 40-60 �� with the circumferential distance �� of adjacent 2 circumferential apertures in group circumference aperture, be positioned at circumferentially same with the medullary ray of group circumference aperture, the value of N is 1-30.
Embodiment 4: a kind of coal gasification is high temperature resistant blow ash shower nozzle making method, comprise the following steps:
A, get length 80mm, �� 30mm material be 310S round steel, bore the center through hole 2 of a �� 8mm in round steel axial centre;
B, at round steel end face, boring the oblique hole 3 of �� 3.5mm that M Ge Yu center through hole is through, oblique centerline hole and center through hole centerlines �� are 37 ��, and the value of M is 1-10;
C, radial direction are spudded in the circumferential aperture 4 of the through �� 3.5mm of N Zu Yu center through hole, often the quantity of group circumference aperture is 3, in same group circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures is 45 ��, is positioned at circumferentially same with the medullary ray of the circumferential aperture 4 of group, and the value of N is 1-15.
As a kind of conversion of the invention process 3-embodiment 4, step D also it is provided with after step C, step D is: round steel outside surface is processed into ladder shape, is processed into 5-15mm less of the other end diameter by round steel one end, and oblique hole and circumference aperture are positioned at the big one end of diameter.
Claims (3)
1. a coal gasification is high temperature resistant blows ash shower nozzle, it is characterized in that: comprise cylindrical head body (1), described head body axial centre has a center through hole (2), described head body radial direction has the circumferential aperture (4) through with center through hole, described head body also has the oblique hole (3) through with center through hole, 3 the circumferential apertures (4) being positioned at same circumference taking medullary ray are as one group, in head body, circumference aperture N group is set, the value of N is 1-30, described oblique hole (3) quantity is M, the value of M is 1-10, described oblique centerline hole and the angle �� of head body axis are 37 ��, distance L2 between adjacent 2 groups of circumference apertures is 4mm, in same group 3 circumferential apertures, the circumferential distance �� of adjacent 2 circumferential apertures is 45 ��, the diameter of described oblique hole and circumference aperture is 3.5mm, the length L1 of described head body is 80mm, and the diameter D1 of head body is 30mm, and the diameter D2 of described center through hole is 8mm, described head body outer wall is arranged to ladder shape, and namely big one end, one end is little, and the big end big 5-15mm of diameter ratio end diameter, oblique hole and circumference aperture are positioned at the section of end greatly.
2. coal gasification according to claim 1 is high temperature resistant blows ash shower nozzle, it is characterised in that: the material of described head body is steel 310S.
3. the high temperature resistant making method blowing ash shower nozzle of coal gasification, it is characterised in that: comprise the following steps:
A, get length 80mm, �� 30mm material be 310S round steel, bore the center through hole (2) of a �� 8mm in round steel axial centre;
B, at round steel end face, boring the oblique hole of �� 3.5mm (3) that M Ge Yu center through hole is through, oblique centerline hole and center through hole centerlines �� are 37 ��, and the value of M is 1-10;
C, radial direction are spudded in the circumferential aperture (4) of the through �� 3.5mm of N Zu Yu center through hole, often the quantity of group circumference aperture is 3, in same group circumference aperture, the circumferential distance �� of adjacent 2 circumferential apertures is 45 ��, being positioned at circumferentially same with the medullary ray of group circumference aperture (4), the value of N is 1-15;
D��Round steel outside surface being processed into ladder shape, is processed into 5-15mm less of the other end diameter by round steel one end, oblique hole and circumference aperture are positioned at the big one end of diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629619.4A CN103623946B (en) | 2013-11-29 | 2013-11-29 | Coal gasification is high temperature resistant blows ash shower nozzle and making method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629619.4A CN103623946B (en) | 2013-11-29 | 2013-11-29 | Coal gasification is high temperature resistant blows ash shower nozzle and making method |
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| CN103623946A CN103623946A (en) | 2014-03-12 |
| CN103623946B true CN103623946B (en) | 2016-06-01 |
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| CN201310629619.4A Active CN103623946B (en) | 2013-11-29 | 2013-11-29 | Coal gasification is high temperature resistant blows ash shower nozzle and making method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109079424A (en) * | 2018-08-23 | 2018-12-25 | 沈阳利源轨道交通装备有限公司 | A kind of low-angle inclined hole processing technology |
| EP3964156A4 (en) * | 2019-04-30 | 2022-12-14 | Wuhan Youcare Technology Co., Ltd. | Sheath cap and endoscope introducer sheath with sheath cap |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5423483A (en) * | 1993-11-12 | 1995-06-13 | Schwade; Hans H. | Sootblower |
| CN1211703A (en) * | 1997-09-15 | 1999-03-24 | Abb研究有限公司 | Combined pressure atomizing nozzle |
| CN1375657A (en) * | 2001-01-12 | 2002-10-23 | 钻石能量国际公司 | Soot blower nozzle assembly with improved downstream nozzle |
| CN202675320U (en) * | 2012-04-15 | 2013-01-16 | 枣阳化工工业有限公司 | Three-air soot blower |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5778831A (en) * | 1994-03-18 | 1998-07-14 | Bergemann Usa, Inc. | Sootblower lance with expanded tip |
-
2013
- 2013-11-29 CN CN201310629619.4A patent/CN103623946B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5423483A (en) * | 1993-11-12 | 1995-06-13 | Schwade; Hans H. | Sootblower |
| CN1211703A (en) * | 1997-09-15 | 1999-03-24 | Abb研究有限公司 | Combined pressure atomizing nozzle |
| CN1375657A (en) * | 2001-01-12 | 2002-10-23 | 钻石能量国际公司 | Soot blower nozzle assembly with improved downstream nozzle |
| CN202675320U (en) * | 2012-04-15 | 2013-01-16 | 枣阳化工工业有限公司 | Three-air soot blower |
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| CN103623946A (en) | 2014-03-12 |
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