CN101319725A - Gas energy-saving control valve - Google Patents
Gas energy-saving control valve Download PDFInfo
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- CN101319725A CN101319725A CNA2008101201144A CN200810120114A CN101319725A CN 101319725 A CN101319725 A CN 101319725A CN A2008101201144 A CNA2008101201144 A CN A2008101201144A CN 200810120114 A CN200810120114 A CN 200810120114A CN 101319725 A CN101319725 A CN 101319725A
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- valve
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Abstract
The invention relates to a gas valve used during the energy-saving lamp sintering process. The aim is that large fire and kindling maintenance can be achieved after the provided valve is arranged in the gas pipeline; and the invention is also characterized in adjustable kindling, simple structure, convenient operation, remarkable energy-saving performance, etc. An energy-saving gas control valve comprises a valve body, a gas inlet pipe and a gas outlet pipe installed on the valve body, a rotatable spool fixed on the valve body and a handle connected with the spool; a spool cavity containing the spool is arranged on the valve body, the valve cavity is communicated with the gas inlet pipe and the gas outlet pipe respectively through an intake duct and an off-take duct; air holes are arranged on the spool, so that the intake duct and the off-take duct are communicated or the intake duct and the off-take duct are cut off when the spool is rotated by a certain angle; a small valve cavity is also arranged on the valve body, and a small gas duct is also arranged on the intake duct and off-take duct respectively, another small spool can be flexibly arranged in the small valve cavity to form a small valve port which can adjust the gas flow at this point.
Description
Technical field
The present invention relates to a kind of valve, specifically is the gas valve that uses in the Compact Fluorescent Lamp sintering circuit; Also can be widely used in medicine, health care preparation manufacturing enterprise.
Background technique
There are a plurality of production processes need adopt liquid gas (coal gas) in the Compact Fluorescent Lamp production process; But owing to equipment, process aspect, the utilization ratio of liquid gas is not high.Especially in exhaust scaffolding operation, the combustion flame of liquid gas is a batch applications; After operator open gas control valve (this valve have only open and close two kinds of working staties), the flow of regulator solution gasification (coal gas) and oxygen (makes these the two kinds of gases in the mixed gas reach appropriate ratio respectively earlier, and make mixed gas have suitable flow), so that the flame size during mixture combustion is suitable, again to glass lamp vacuumize, gas injection, seal, binding and welding; The time used of flame accounts for about 20% in the whole operation, and the vacant time (emptying time) accounts for 80%; Just the effective rate of utilization of mixed gas only has an appointment 20%, and remaining can only emptyly in vain burn; Because if in a single day flame put out, need when lighting once more again the flow of liquid gas and oxygen to be adjusted respectively, bother again during operating cost, also reduced manufacturing efficiency.
On the other hand, global energy prices are constantly soaring, and are fairly obvious to the cost of production pulling effect of vast enterprise; Energy-conserving and environment-protective have become the target of the common struggle of government and enterprise.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned background technology, a kind of improvement of gas control valve is provided, this valve is supporting should to have the very hot oven burning after in fuel gas pipeline and kindling material keeps two kinds of functions, and has the characteristics of kindling material adjustable size, simple in structure, operation facility, obvious energy conservation.
The technological scheme that the present invention proposes is: gas energy-saving control valve comprises valve body, is installed in suction tude and the steam outlet pipe on the valve body, the handle that is positioned at the rotating spool on the valve body and is connected valve core rod; Be shaped on the spool chamber that contains spool on the described valve body, spool chamber is communicated with suction tude and steam outlet pipe respectively by intake duct and air outlet channel; Be shaped on pore on the described spool so that when the valve core rotation several angle, make intake duct and the air outlet channel perforation, intake duct and air outlet channel are cut off; It is characterized in that also being provided with on the described valve body a little valve pocket, described intake duct and air outlet channel are shaped on a little air flue again respectively and are communicated to little valve pocket, and other has a small valve core to be positioned at movably in the little valve pocket, form the little valve port that can regulate should be located gas flow.
Described small valve core circumferential surface is shaped on screw thread, is shaped on the internal thread that matches on the respective surfaces of little valve pocket so that small valve core when rotating again the axial direction along small valve core move.
Internal conical surface shape is made in the bottom of described little valve pocket, and matched outer conical surface shape is made on the top of small valve core, and the space between the inside and outside conical surface shape forms the little valve port of control gaseous flow.
Also wear a block on the valve rod of described small valve core, this block is by being threaded on the valve body and being coated on the opening end of little valve pocket.
Also wear a spring on the valve rod of described small valve core, this spring applies an outside pulling force to small valve core.
The inboard valve rod position of described block also wears a seal ring, to improve the sealing effect of spool.
Use principle of the present invention is: handle with sleeve can drive valve core rotation, and the mixed gas that sprays when the spool pore is connected intake duct and air outlet channel just can be lighted enough big flame, to reach the effect to the effective sintering of glass lamp; And when the spool pore cuts off intake duct and air outlet channel, mixed gas also can flow from intake duct, little air flue, little valve pocket, little air flue, air outlet channel successively, the micro-air-flow that makes steam outlet pipe spray still can be lighted and become a kindling material (only keeping a kindling material when making non-working condition), needs big flame only need add air flow for the second time and gets final product.And the size of kindling material also can regulate by the swing handle that rotates small valve core, to reach the most reasonably state.
Gas energy-saving control valve provided by the invention still keeps a burning fire kind owing to do not cut off air-flow fully when closing spool; Operator can enable very hot oven as required respectively and keep two kinds of operating modes of kindling material during use, when not only having satisfied sintering to the needs of big flame, and the flame of loitering phase reduced to minimum, thus having reduced energy consumption significantly, fuel saving reaches more than 50%; In addition, need not regulate the flow proportional of liquid gas and oxygen again owing to (only need handle with sleeve) when lighting big flame once more, so operate also very convenient.In addition, the structure of this valve is also comparatively simple, and it is convenient to make, and helps wide popularization and application.
Description of drawings
Fig. 1 is a main TV structure schematic representation of the present invention.
Fig. 2 is the pipeline connection diagram that the present invention is applied in bridging process.
Fig. 3 is that the present invention is applied in the pipeline connection diagram on the suction fan.
Embodiment
Below in conjunction with embodiment shown in the drawings, the invention will be further described.
Gas energy-saving control valve, comprise valve body 13, be installed in suction tude 4 and steam outlet pipe 15 on the valve body, be positioned at the rotating spool 2 on the valve body and be connected the handle 17 of valve core rod 2-2 that (among the figure also as can be known: the capping 1 that is set on the valve core rod is fixed on the valve body by screw thread, makes spool keep rotatable state; Also be coated with seal ring 18 on the valve core rod of capping 1 inboard, to strengthen sealing effect); Be shaped on the spool chamber that contains spool on the described valve body, spool chamber is shaped on intake duct 3 that is communicated with suction tude 4 and the air outlet channel 16 that is communicated with steam outlet pipe 15 respectively; Be shaped on pore 2-1 on the described spool, (make pore aim at intake duct and air outlet channel) during the valve core rotation several angle, intake duct and air outlet channel are directly connected, and turn an angle at spool (general about 90 degree) makes the circumferential surface of spool block intake duct and air outlet channel (as shown in Figure 1, pore axis and intake duct and air outlet channel axis normal) time, intake duct and air outlet channel just cut off.It more than is the conventional structure of existing gas control valve.
The present invention is provided with a little valve pocket 7 on described valve body, and is shaped on a stingy road 5 intake duct is communicated with little valve pocket, is shaped on a stingy road 14 again air outlet channel is communicated with little valve pocket; Other has a small valve core 8 to be positioned at movably in the little valve pocket, and the bottom 7-1 of little valve pocket makes internal conical surface shape, and the top 8-3 of small valve core makes matched outer conical surface shape, and the space between the inside and outside conical surface just becomes the little valve port of may command gas flow.When small valve core headed into fully and occupy the space of little valve pocket, little valve port was just closed, thereby cut off being communicated with of intake duct and air outlet channel.
The circumferential surface of described small valve core is shaped on screw thread 8-2, is shaped on the internal thread that matches on the respective surfaces of little valve pocket; Small valve core rotates on one side along screw thread, Yi Bian then advance gradually or retreat along the small valve core axial direction, has just realized the adjusting to the gas flow at little valve port position.
Also wear a block 9 on the valve rod 8-1 of described small valve core, this block is by being threaded on the valve body and enveloping the opening end of little valve pocket.
Also wear a spring 11 on the valve rod of described small valve core, this spring applies pressure to swing handle 10 and block 9 respectively, makes small valve core obtain an outside pulling force, to eliminate thread pitch, be convenient to gas flow modulation accurately; The block a shot valve rod position of 9 inboards also wears a seal ring 12, to improve the sealing effect of this valve.
Fig. 2 has shown that this valve is applied in the situation in the scaffolding process pipeline.Among the figure, liquid gas Q1 enters three-way control valve C through reduction valve A, modulating valve B; Also enter three-way control valve C (another road air that three-way pipe F draws enters wind tube outlet K) behind the air Q2 process three-way pipe F, enter three-way pipe D after the mixing; Oxygen Q3 also entered three-way pipe D after then advancing reduction valve H, modulating valve G successively, mixed with liquid gas afterwards, together entered fuel gas energy-saving modulating valve E, and ejection is then lighted and become flame W (claiming duration and degree of heating again).
Fig. 3 has shown that this valve is applied in the situation in the suction fan pipeline.Among the figure, liquid gas Q1 enters three-way control valve C through reduction valve A, modulating valve B successively; Enter three-way control valve C (another road air that three-way pipe F draws enters wind tube outlet K) behind the air Q2 process three-way pipe F, enter fuel gas energy-saving modulating valve E after the mixing, ejection is then lighted and is become flame (claiming duration and degree of heating again).
Claims (6)
1, gas energy-saving control valve comprises valve body (13), is installed in suction tude (4) and the steam outlet pipe (15) on the valve body, the handle (17) that is positioned at the rotating spool (2) on the valve body and is connected valve core rod (2-2); Be shaped on the spool chamber that contains spool on the described valve body, spool chamber is communicated with suction tude (4) and steam outlet pipe (15) respectively by intake duct (3) and air outlet channel (16); Be shaped on pore (2-1) on the described spool so that when the valve core rotation several angle, make intake duct and the air outlet channel perforation, intake duct and air outlet channel are cut off; It is characterized in that also being provided with on the described valve body a little valve pocket (7), described intake duct (3) and air outlet channel (16) are shaped on a little air flue (5,14) again respectively and are communicated to little valve pocket (7), other has a small valve core (8) to be positioned at movably in the little valve pocket, forms the little valve port that can regulate should be located gas flow.
2, gas energy-saving control valve according to claim 1, it is characterized in that described small valve core (8) circumferential surface is shaped on screw thread (8-2), be shaped on the internal thread that matches on the respective surfaces of little valve pocket (7) so that small valve core when rotating again the axial direction along small valve core move.
3, gas energy-saving control valve according to claim 1 and 2, internal conical surface shape is made in the bottom that it is characterized in that described little valve pocket (7), matched outer conical surface shape is made on the top of small valve core (8), and the space between the inside and outside conical surface shape forms the little valve port of control gaseous flow.
4, gas energy-saving control valve according to claim 3 is characterized in that also wearing on the valve rod (8-1) of described small valve core (8) block (9), and this block is by being threaded on the valve body and being coated on the opening end of little valve pocket.
5, gas energy-saving control valve according to claim 4 is characterized in that also wearing a spring (11) on the valve rod (8-1) of described small valve core (8), and this spring applies an outside pulling force to small valve core.
6, gas energy-saving control valve according to claim 5 is characterized in that the inboard valve rod position of described block (10) also wears a seal ring (12), to improve the sealing effect of spool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101201144A CN101319725A (en) | 2008-07-21 | 2008-07-21 | Gas energy-saving control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101201144A CN101319725A (en) | 2008-07-21 | 2008-07-21 | Gas energy-saving control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101319725A true CN101319725A (en) | 2008-12-10 |
Family
ID=40179926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101201144A Pending CN101319725A (en) | 2008-07-21 | 2008-07-21 | Gas energy-saving control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101319725A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805337A (en) * | 2016-04-29 | 2016-07-27 | 广东长盈精密技术有限公司 | Vacuum switching valve |
| CN108317514A (en) * | 2018-04-25 | 2018-07-24 | 蚌埠亘乐家庭用品有限公司 | A kind of glass production heating blowtorch |
| CN110792918A (en) * | 2019-11-13 | 2020-02-14 | 云南电网有限责任公司电力科学研究院 | Insulating air chamber aerating device |
-
2008
- 2008-07-21 CN CNA2008101201144A patent/CN101319725A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805337A (en) * | 2016-04-29 | 2016-07-27 | 广东长盈精密技术有限公司 | Vacuum switching valve |
| CN108317514A (en) * | 2018-04-25 | 2018-07-24 | 蚌埠亘乐家庭用品有限公司 | A kind of glass production heating blowtorch |
| CN110792918A (en) * | 2019-11-13 | 2020-02-14 | 云南电网有限责任公司电力科学研究院 | Insulating air chamber aerating device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081210 |