CN204084366U - A kind of glass smelting gas spray gun for kiln - Google Patents
A kind of glass smelting gas spray gun for kiln Download PDFInfo
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- CN204084366U CN204084366U CN201420556359.2U CN201420556359U CN204084366U CN 204084366 U CN204084366 U CN 204084366U CN 201420556359 U CN201420556359 U CN 201420556359U CN 204084366 U CN204084366 U CN 204084366U
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- air
- mixing section
- shower nozzle
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- air inlet
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Abstract
This utility model belongs to glass smelting gas spray gun for kiln, comprise the air distribution cavity being provided with fuel gas air inlet base, the air distribution base being with control valve, taper valve rod and valve rod base, with the interior shower nozzle of spray orifice group open in usual and center of orifices, with the air inlet chamber of air door, integrate the venturi type mixing jetting pipe of just mixing section, acceleration mixing section and diffusion mixing section, tube connector, shower nozzle.This utility model can be used for melting area at 20 ~ 80m
2glass smelting kiln use, synthesis energy saving efficiency comparatively background technology high by 5 ~ 8%, save natural gas 2 ~ 5%; Thus there is structural design advanced person, can regulate the ratio of fuel gas and air, pressure according to melting conditions, the conversion of the oxidation of effective control furnace flame, reducing atmosphere and oxidation, reducing atmosphere, the accommodation of spray gun to gaseous-pressure is wide, range is long, melting area is large, burning time good stability, comprehensive energy consumption is low, and the feature such as the long service life of gas gun.
Description
Technical field
The utility model belongs to a kind of glass smelting gas spray gun for kiln, and particularly a kind of natural gas that adopts is as the gas spray gun for kiln of fuel fusion cast glass liquid, and this spray gun also can be used as other and uses using natural gas as the kiln burner of fuel.
Background technology
Traditional glass smelting gas spray gun for kiln, be ZL02276534 as the patent No., name is called the patent document of " a kind of gas spray gun for kiln ", disclose a kind of fuel gas air inlet pipe comprising shower nozzle in band, be provided with the premixed chamber of air inlet, one-level accelerates hybrid chamber, secondary accelerates hybrid chamber, diffusion hybrid chamber and (spray gun) shower nozzle.This gas gun by spray orifice burner oil gas in different-diameter and the automatic premix of air, then through the equal diameter body of 3-4 section different-diameter accelerate to mix and spread mix after namely spray in kiln; Although it is simpler that this gas gun has structure, but directly provide fuel gas owing to adopting fuel gas air inlet pipe by the shower nozzle being located at its end and the amount of air cannot regulable control entering that premixed chamber mixes with the air of suction, in gaseous mixture, thus can not regulate the ratio of gaseous mixture, more can not effectively the oxidation of flame, reducing atmosphere be finely tuned and be changed according to stove combustion situation, in addition I and II accelerates to adopt staged to connect between hybrid chamber, and it is large to fuel gas fluid resistance, the jet length of gas gun is limited; In addition, this gas gun to be only applicable to before rifle pressure at the high-pressure combustion of 0.065 ~ 0.09Mpa, the stability extreme difference burnt when pressure before rifle is in 0.05Mpa ~ 0.065Mpa scope and lower than can not normally running during 0.05Mpa is not only large by source of the gas pressure influence but also be only applicable to melting area and use at the kiln of 20 ~ 35 square metres.Thus, this type of glass smelting gas spray gun for kiln exists and effectively can not regulate the ratio of fuel gas and air, the oxidation of flame, reducing atmosphere can not be finely tuned and be changed according to melting conditions in stove again, narrow to the accommodation of air pressure before rifle, the poor stability burnt during low pressure, even can not normally run, melting area is little, the more high defect of energy consumption.
Summary of the invention
The purpose of this utility model is the defect existed for background technology, a kind of glass smelting gas spray gun for kiln of Curve guide impeller, this gas gun can according to the ratio of melting conditions in stove to fuel gas and air, the pressure of gaseous mixture effectively regulates, can to the oxidation of furnace flame to reach, reducing atmosphere carries out finely tuning and being oxidized, the conversion of reducing atmosphere, expand gas gun to the accommodation of gaseous-pressure and the stability when low-pressure combustion, the range (length of flame when namely burning) of effective raising combustion gas, melting area and energy consumption, and extend the object such as service life of gas gun.
Solution of the present utility model sets up a carrying fuel gas air inlet base, air distribution base, the air distribution cavity of regulating valve stem and valve rod base, on the basis retaining one group of spray orifice open in usual set by shower nozzle in tradition, set up the center of orifices of a band control valve at interior shower nozzle center along axial line, to realize finely tuning the oxidation of furnace flame, reducing atmosphere and be oxidized, the conversion of reducing atmosphere, air distribution cavity is established air distribution base stop still input appropriate air with cooling gun body and shower nozzle when burning in gas gun commutation, in order to regulate the ratio of air in gaseous mixture further, the housing in traditional air inlet chamber is set up a telescopic air door, to carry out further regulation and control to the air capacity entered in air inlet chamber, in order at the resistance making reduction air-flow in body of spray gun rifle, improve the flow of gas and the stability of air-flow, the utility model is located at just (in advance) hybrid chamber in air inlet chamber and the fuel gas be formed by connecting by the equal diameter body of 3-4 section different-diameter mixes section with (in advance) at the beginning of air by former, accelerate mixing section and diffusion mixing section combined pipe, change collection just mixing section into, the venturi type mixing jetting pipe through improving that acceleration mixing section and diffusion mixing section are integrated, guaranteeing the uniform basis of combustion gas mixing effectively reduces pipe internal resistance, improve range, change at the end of venturi mixing jetting pipe and be set to diffusion mixing section, to increase two ends pressure difference, increase gas soakage, also just increase flow and the flow velocity of the gas of gun body simultaneously, the utility model sets up a tube connector between venturi type mixing jetting pipe and (gas gun) shower nozzle, to increase range, the melting area of combustion gas, separates spraygun body and high-temperature region simultaneously, extends the service life of gas gun, namely the utility model realizes its goal of the invention with this.Thus the utility model glass smelting gas spray gun for kiln comprises fuel gas air inlet base, interior shower nozzle with spray orifice group open in usual and the air inlet chamber of cover (position) on interior shower nozzle, by first (in advance) mixing section (chamber), the fuel gas that acceleration mixing section (chamber) and diffusion mixing section (chamber) form accelerates with air and mixes body, shower nozzle, key is to be provided with a band air distribution base at the rear portion of gas gun, the air distribution cavity of taper valve rod and valve rod base, fuel gas air inlet base is also located on the housing of this air distribution cavity, to accelerate with air and mix also to be provided with one between body and shower nozzle and can to increase the range of combustion gas and the tube connector of melting area at fuel gas, and the center of shower nozzle is also provided with a center of orifices controlled by taper valve rod in described band spray orifice group open in usual, each air admission hole of air inlet cavity shell is also provided with the air door regulating intake, accelerating with air containing first mixing section, the fuel gas that accelerates mixing section and diffusion mixing section and mixing body is then integrate first mixing section, accelerate mixing section and spread the venturi type mixing jetting pipe (cylinder) of mixing section, on the rear end cap that valve rod base is fixed on air distribution cavity and coordinated with taper valve handle activity by screw thread and sealing gasket, the conical head of taper valve rod front end coordinates for gap is adjustable with between interior shower nozzle center of orifices rear end, interior shower nozzle, air inlet chamber are all by flange and air distribution cavity front port is sealed is fastenedly connected, the rear end of venturi type mixing jetting pipe and the front port in air inlet chamber is sealed is fastenedly connected, the forward and backward port of tube connector is then fastenedly connected with the front port of shower nozzle rear port and venturi type mixing jetting pipe is sealed respectively, and corresponding to two connecting portions, the internal diameter of two-port is all equal.
The air distribution cavity of above-mentioned band air distribution base, taper valve rod and valve rod base, air distribution base is also provided with an air volume regulating valve.And the center of the interior shower nozzle of described band spray orifice open in usual group is also provided with a center of orifices controlled by taper valve rod, wherein the number of spray orifice open in usual is that 8-12 is individual, the diameter of each spray orifice is φ 5-8mm, and center of orifices diameter is φ 12-16mm.The described air door being also provided with adjustment intake on each air admission hole of air inlet cavity shell, air door is the telescopic air door of its internal diameter identical with air inlet cavity shell external diameter (i.e. same nominal diameter), on sleeve, correspondence offers its number pore all identical with each air admission hole on air inlet cavity shell with hole shape, and sleeve is not more than two times of radian corresponding to air admission hole width relative to the radian that air inlet cavity shell rotates.And the described venturi type mixing jetting pipe integrating just mixing section, acceleration mixing section and diffusion mixing section, wherein: first mixing section is the cone-shaped cavity that inlet end internal diameter is identical with air distribution cavity internal diameter, port of export internal diameter is identical with accelerating mixing section internal diameter, accelerating mixing section is equal diameter cylindrical cavity, and spreading mixing section is then tapering is 2 °-4 °, inlet end internal diameter is equal with acceleration mixing section internal diameter tubaeform cavity.And described venturi type mixing jetting pipe, adopt two segments combined playpipe for the ease of processing its playpipe, combination connecting mode is welding or detachable-type sealed connection.
The utility model is owing to setting up a carrying fuel gas air inlet base, air distribution base, the air distribution cavity of regulating valve stem and valve rod base at the rear portion of gas gun; Only establish the center of orifices of in spray orifice open in usual, shower nozzle being set up a band control valve in tradition, and on the housing in traditional air inlet chamber, set up a telescopic air door, to carry out further regulation and control to the air capacity entered in air inlet chamber; Adopt collection fuel gas, air mixing section simultaneously, shrink the venturi type mixing jetting pipe through improving that mixing section is integrated with diffusion mixing section, and a tube connector is set between playpipe and the shower nozzle of spray gun.The utility model lance tube internal resistance is little, combustion gas range is long, gas gun effectively can regulate fuel gas and the ratio of air, the pressure of gaseous mixture according to melting conditions in stove, to realize finely tuning the oxidation of furnace flame, reducing atmosphere and be oxidized, the conversion of reducing atmosphere, and stop still input appropriate air with cooling gun body and shower nozzle when burning in gas gun commutation; The setting of tube connector both can further improve range and the melting area of combustion gas, again can by spraygun body and high-temperature region is spaced apart, extend the service life of gas gun; This gas gun before rifle within the scope of pressure 0.03 ~ 0.09Mpa kiln all can normally to run and stability when low-pressure combustion is also fine, be applicable to melting area use at 20 ~ 80 square metres of scope glass smelting kilns, its synthesis energy saving efficiency comparatively background technology high by 5 ~ 8%, wherein save natural gas 2 ~ 5%.Thus, the structural design that the utility model gas spray gun for kiln has gas gun is advanced, can regulate fuel gas and the ratio of air, the pressure of gaseous mixture according to melting conditions in stove, the conversion of the oxidation of effective control furnace flame, reducing atmosphere and oxidation, reducing atmosphere, the accommodation of gas gun to gaseous-pressure wide and burning time good stability, the range of combustion gas is long, melting area is large, and comprehensive energy consumption is low, and the feature such as the long service life of gas gun.
Accompanying drawing explanation
Fig. 1 is the utility model and detailed description of the invention structural representation (sectional view).
In figure: 1. (taper) valve rod, 2. sealing gasket pressure cap, 3. sealing gasket, 4. air distribution cavity, 4-1. air distribution cavity housing, 4-2. valve rod base, 4-3. fuel gas air inlet base, 4-4. air distribution base, 4-4-1. air capacity control valve, 5. flange, 6. in, shower nozzle, 6-1. center of orifices, 6-2. often open spray orifice, 7. air inlet chamber, 7-1. air admission hole, the telescopic air door of 7-2., 8. just mixing section, 8-2. acceleration mixing section, 8-3. spread mixing section for venturi type mixing jetting pipe, 8-1. (fuel gas, air), 9. tube connector, 10. shower nozzle.
Detailed description of the invention
Present embodiment gas gun overall length 760mm, wherein: air distribution cavity housing 4-1 is long 123mm axially, external diameter φ 70mm, the thick 3.5mm of housing, seat (gas) the bore dia φ 39mm coordinated with fuel gas air inlet base 4-3, seat (gas) the bore dia φ 20mm coordinated with air distribution base 4-4, the bore that valve rod base 4-2 on rear end cap coordinates with (taper) valve rod 1 is M20 × 1.5, the long 225mm of (taper) valve rod 1, screw thread on it is M20 × 1.5, screw thread segment length 130mm, the long 35mm of conehead (rear portion diameter phi 16mm, top end diameter φ 3, 5mm), sealing gasket pressure cap 2 external diameter φ 48mm, high 25mm, the endoporus coordinated with valve rod base 4-2 are M38 × 1.5, the external diameter that it coordinates with interior shower nozzle 6 for interior shower nozzle mounting flange 5 external diameter φ 125mm, internal diameter φ 40mm is M48 × 2, the long 90mm of interior shower nozzle 6 and flange 5 bearing internal diameter are also center of orifices 6-1 aperture φ 14mm, long 50mm on M48 × 2, long 24mm, interior shower nozzle 6, and what the radian intervals such as present embodiment arranged 10 aperture φ 8mm often opens spray orifice 6-2, the long 60mm in air inlet chamber 7, external diameter φ 70mm, thick 3.5mm, its etc. the long 64mm of the oval air admission hole 7-1 that radian offers 6 wide 20mm, long 47mm, two ends radius is R10mm, telescopic air door 7-2, the thick 3.5mm of barrel, internal diameter 70mm and air inlet chamber 7 outer ring surface to be slidably matched, to relatively rotate arc length be 43mm, venturi type mixing jetting pipe 8 overall length is 375mm, divide two sections of processing in order to present embodiment easy to process adopts, then connected by detachable-type sealed, wherein: (fuel gas, air) just mixing section 8-1 and acceleration mixing section 8-2 is first paragraph, first mixing section 8-1 large end internal diameter φ 63mm, port of export internal diameter be identical with acceleration mixing section 8-2 internal diameter, be φ 38mm, first mixing section 8-1, acceleration mixing section 8-2 length are respectively 60mm and 85mm, the long 200mm of diffusion mixing section 8-3, small end inner diameter φ 38mm, port of export internal diameter φ 48mm (tapering about 3 °), tube connector 9 internal diameter φ 48mm, body (active section) length 100mm, shower nozzle 10 (active section) length 50mm, spray orifice large end internal diameter φ 48mm, go out (spray) mouth internal diameter φ 38mm.Tube connector 9 two ends are sealed with (venturi type mixing jetting pipe 8) diffusion mixing section 8-3 and shower nozzle 10 respectively by screw thread and are fastenedly connected.
Present embodiment be applicable to melting area 20 ~ 80 square metres, use the supporting use of glass smelting kiln of pressure limit 0.03 ~ 0.09Mpa before spray gun; Comparatively background technology is high by 5 ~ 8% for the synthesis energy saving efficiency of present embodiment, wherein saves natural gas 2 ~ 5%.
Claims (6)
1. a glass smelting gas spray gun for kiln, comprise fuel gas air inlet base, interior shower nozzle with spray orifice group open in usual and the air inlet chamber covered on interior shower nozzle, by first mixing section, the fuel gas accelerating mixing section and diffusion mixing section composition accelerates with air and mixes body, shower nozzle, it is characterized in that being provided with a band air distribution base at the rear portion of gas gun, the air distribution cavity of taper valve rod and valve rod base, fuel gas air inlet base is also located on the housing of this air distribution cavity, to accelerate with air and mix also to be provided with one between body and shower nozzle and can to increase the range of combustion gas and the tube connector of melting area at fuel gas, and the center of shower nozzle is also provided with a center of orifices controlled by taper valve rod in described band spray orifice group open in usual, each air admission hole of air inlet cavity shell is also provided with the air door regulating intake, accelerating with air containing first mixing section, the fuel gas that accelerates mixing section and diffusion mixing section and mixing body is then integrate first mixing section, accelerate mixing section and spread the venturi type mixing jetting pipe of mixing section, on the rear end cap that valve rod base is fixed on air distribution cavity and coordinated with taper valve handle activity by screw thread and sealing gasket, the conical head of taper valve rod front end coordinates for gap is adjustable with between interior shower nozzle center of orifices rear end, interior shower nozzle, air inlet chamber are all by flange and air distribution cavity front port is sealed is fastenedly connected, the rear end of venturi type mixing jetting pipe and the front port in air inlet chamber is sealed is fastenedly connected, the forward and backward port of tube connector is then fastenedly connected with the front port of shower nozzle rear port and venturi type mixing jetting pipe is sealed respectively, and corresponding to two connecting portions, the internal diameter of two-port is all equal.
2., by glass smelting gas spray gun for kiln described in claim 1, it is characterized in that also being provided with an air volume regulating valve on air distribution base.
3. by glass smelting gas spray gun for kiln described in claim 1, it is characterized in that the center of the interior shower nozzle of described band spray orifice open in usual group is also provided with a center of orifices controlled by taper valve rod, wherein the number of spray orifice open in usual is that 8-12 is individual, the diameter of each spray orifice is φ 5-8mm, and center of orifices diameter is φ 12-16mm.
4. by glass smelting gas spray gun for kiln described in claim 1, it is characterized in that the described air door being also provided with adjustment intake on each air admission hole of air inlet cavity shell, air door is the telescopic air door that its internal diameter is identical with air inlet cavity shell external diameter, on sleeve, correspondence offers the number pore all identical with each air admission hole on air inlet cavity shell with hole shape, and sleeve is not more than two times of radian corresponding to air admission hole width relative to the radian that air inlet cavity shell rotates.
5. by glass smelting gas spray gun for kiln described in claim 1, it is characterized in that the described venturi type mixing jetting pipe integrating just mixing section, acceleration mixing section and diffusion mixing section, wherein: first mixing section is the cone-shaped cavity that inlet end internal diameter is identical with air distribution cavity internal diameter, port of export internal diameter is identical with accelerating mixing section internal diameter, accelerating mixing section is equal diameter cylindrical cavity, and spreading mixing section is then tapering is 2 °-4 °, inlet end internal diameter is equal with acceleration mixing section internal diameter tubaeform cavity.
6. by glass smelting gas spray gun for kiln described in claim 1 or 5, it is characterized in that described venturi type mixing jetting pipe, adopting two segments combined playpipe for the ease of processing its playpipe, combination connecting mode is welding or detachable-type sealed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556359.2U CN204084366U (en) | 2014-09-25 | 2014-09-25 | A kind of glass smelting gas spray gun for kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556359.2U CN204084366U (en) | 2014-09-25 | 2014-09-25 | A kind of glass smelting gas spray gun for kiln |
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| Publication Number | Publication Date |
|---|---|
| CN204084366U true CN204084366U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420556359.2U Withdrawn - After Issue CN204084366U (en) | 2014-09-25 | 2014-09-25 | A kind of glass smelting gas spray gun for kiln |
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| CN (1) | CN204084366U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235847A (en) * | 2014-09-25 | 2014-12-24 | 严隆基 | Fuel gas spray gun for glass smelting kiln |
| CN106082595A (en) * | 2016-08-10 | 2016-11-09 | 桐乡华锐自控技术装备有限公司 | A kind of glass fiber kiln pure oxygen burning system and control method thereof |
| CN110624711A (en) * | 2019-08-13 | 2019-12-31 | 李大延 | Spray gun device for glass processing |
-
2014
- 2014-09-25 CN CN201420556359.2U patent/CN204084366U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235847A (en) * | 2014-09-25 | 2014-12-24 | 严隆基 | Fuel gas spray gun for glass smelting kiln |
| CN106082595A (en) * | 2016-08-10 | 2016-11-09 | 桐乡华锐自控技术装备有限公司 | A kind of glass fiber kiln pure oxygen burning system and control method thereof |
| CN110624711A (en) * | 2019-08-13 | 2019-12-31 | 李大延 | Spray gun device for glass processing |
| CN110624711B (en) * | 2019-08-13 | 2021-06-29 | 李大延 | Spray gun device for glass processing |
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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: 20150107 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |