CN102109053A - Low-pressure control drain system - Google Patents
Low-pressure control drain system Download PDFInfo
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- CN102109053A CN102109053A CN 201110083327 CN201110083327A CN102109053A CN 102109053 A CN102109053 A CN 102109053A CN 201110083327 CN201110083327 CN 201110083327 CN 201110083327 A CN201110083327 A CN 201110083327A CN 102109053 A CN102109053 A CN 102109053A
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- valve body
- funnel
- low voltage
- guide sleeve
- air guide
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Abstract
The invention belongs to a drain system, and particularly relates to a low-pressure control drain system. The low-pressure control drain system is characterized by comprising a valve body funnel, a dustproof stream guidance cover, a gravity block seal ball, a rubber sealing ring, a tapered thin cylinder and a steam release outlet, wherein the lower end of the valve body funnel is funnel-shaped, and the upper end is cylindrical; the cylindrical upper end and the dustproof stream guidance cover are fixed together by welding; a lower end opening of the valve body funnel extends downwards along the thin cylinder; the thin cylinder and a horn mouth of the valve body funnel are fixed together through fillet full-length welding; the rubber sealing ring is arranged in the horn mouth of the vale body funnel; the gravity block seal ball is arranged on the rubber sealing ring; the upside of the side surface of the dustproof stream guidance cover is provided with the steam release outlet; the dustproof stream guidance cover is formed by sleeving inner and outer mounting catching grooves made of two seamless steel pipes of the same specification by processing of a turning lathe; and the inside and the outside of a low-pressure control drain valve are provided with an anticorrosive paint with the thickness of 100 mum. The low-pressure control drain system solves the problems of poor sand-proofing and dust-proofing effect of a water replenishing funnel.
Description
Technical field
The invention belongs to a kind of bleed-off system, particularly a kind of low voltage control bleed-off system.
Background technique
For a long time, the used heating plant One's name is legion of oil gas field, but the maximum and the most frequently used still atmospheric pressure kiln of consumption, because atmosphere furnace has production simply, easy to maintenance, security of operation is to characteristics such as water quality requirement are low.But it also shows some problems aborning, can take place as using for a long time in the relatively poor area of water quality that the serious fouling of furnace chamber, plateau district water consumption are relatively large, moisturizing inconvenience etc.Its reason just is that the normal pressure vent of body of heater is " direct-exhausting type ", and when the body of heater water temperature was in high temperature section (80 ~ 95 ℃) operation, when especially extraneous wind speed was big, fluid loss was bigger.
Under the situation that does not change Proper Design and manufacturing, install " low voltage control bleeder valve ", can change the operating conditions of body of heater, effectively reduce the possibility that the problems referred to above take place.
Summary of the invention
The objective of the invention is: a kind of low voltage control bleed-off system is provided, realizes pressure control the operating conditions of body of heater.
Technological scheme of the present invention is: the low voltage control bleed-off system, it is characterized in that: it comprises valve body funnel, dustproof air guide sleeve, the blocking of gravity seat, rubber seal, the thin cylinder of taper and steam bleed outlet, valve body funnel lower end is funnel-like, the upper end is cylindric, cylindric upper end and the welding of dustproof air guide sleeve are fixing, the lower end mouth of valve body funnel is extended with thin cylinder downwards, and the horn mouth of thin cylinder and valve body funnel is fixed by the fillet welding full weld; In the horn mouth of valve body funnel rubber seal is arranged, the blocking of gravity seat is arranged on the rubber seal; There is the steam bleed outlet top, dustproof air guide sleeve side.
Described dustproof air guide sleeve is the seamless steel pipe of two same sizes, goes out the inside and outside catching groove suit of installing through machined into and constitutes; It is the rust proof paint of 100 μ m that thickness is arranged inside and outside the low voltage control bleeder valve.
The subtended angle of falling the horn mouth of the funnel of described valve body funnel is 120 °.
Described dustproof air guide sleeve outside top cover is welded with air guide sleeve and carries handle.
Described thin cylinder stretches into the horn mouth 15mm to 20mm of valve body funnel.
Described rubber seal thickness is 23mm, and exceeds the loudspeaker part 5mm to 8mm that thin cylinder stretches into the valve body funnel, and described rubber seal operating temperature is 100 ° to 130 °, and the rubber type of selecting for use has butyl rubber, chlorinated scoline, nitrile butadiene rubber.
The solid steel ball of rustless metals such as described gravity seat blocking employing appearance chromium plating nickel, electrodeposited coating thickness is not less than 0.2mm; Gravity seat blocking 3 radiuses are R, and R according to valve body the public footpath of the mouth of pipe is installed and the control angle calculates, and rubber seal 4 is R+50mm with ball surface of contact inner arc radius; Gravity seat blocking 3 control angle [alpha] are got 60 ° to 120 °.
Described air guide sleeve is carried handle and is adopted Φ 10-12 reinforcing bars to curve the handle of long 120mm, high 50mm, and air guide sleeve is carried the handle position on the axis of steam bleed outlet place, with top cover center bilateral symmetry.
Described inside and outside installation catching groove height is 25mm, and joint gap is 0.5mm to 1mm.
Described steam bleed outlet is the dustproof direct perforate in air guide sleeve top, outside fillet welding is adopted in the short tube of steam bleed outlet and hole, position of opening is installed each 20mm of catching groove inside and outside upper end top cover and lower end, angle is 30 ° about the steam bleed outlet outer end, and the short tube of steam bleed outlet is installed the little order of magnitude of public footpath Φ specification than valve body.
Characteristics of the present invention are: the low voltage control bleeder valve adopts gravity ball seat envelope principle, original oven moisturizing funnel is transformed, install high temperature resistant vulcanite seal ring additional, the air guide sleeve of releasing, inside is pressed its vent stifled with the gravity ball again, and make it to become bleeder valve with certain pilot pressure, and solve the dustproof problem of sand prevention of moisturizing funnel simultaneously, be convenient to long-time running and need not check.The pressure of releasing that the low voltage control bleeder valve can be controlled, according to using two kinds of specifications that oven can be supporting at present always, theoretical calculation (is roughly equal to 0.0345 ~ 0.2219 technical atmosphere) between 3.45kPa ~ 22.19kPa.Valve pilot pressure commonly used so low specification does not almost have, but and this valve producing in serial form.
Description of drawings
The present invention is further illustrated below in conjunction with embodiment:
Fig. 1 is the structural representation of low voltage control bleeder valve.
Among the figure: 1, valve body funnel; 2, dustproof air guide sleeve; 3, gravity seat blocking; 4, rubber seal; 5, thin cylinder; 6, steam bleed outlet; 7, inside and outside installation catching groove; 8, air guide sleeve is carried handle.
Embodiment
Relate to the low voltage control bleed-off system, it is characterized in that: which comprises at least valve body funnel 1, dustproof air guide sleeve 2, gravity seat blocking 3, rubber seal 4, the thin cylinder of taper and steam bleed outlet 6, valve body funnel 1 lower end is funnel-like, the upper end is cylindric, cylindric upper end and 2 welding of dustproof air guide sleeve are fixing, the lower end mouth of valve body funnel 1 is extended with thin cylinder downwards, and thin cylinder 5 is fixed by the fillet welding full weld with the horn mouth of valve body funnel 1; Rubber seal 4 is arranged in the horn mouth of valve body funnel 1, gravity seat blocking 3 is arranged on the rubber seal 4; There is steam bleed outlet 6 top, dustproof air guide sleeve 2 sides.Dustproof air guide sleeve 2 is seamless steel pipes of two same sizes, goes out inside and outside catching groove 7 suits of installing through machined into and constitutes; It is the rust proof paint of 100 μ m that thickness is arranged inside and outside the low voltage control bleeder valve.
The subtended angle of falling the horn mouth of the funnel of valve body funnel 1 is 120 °.Dustproof air guide sleeve 2 outside top covers are welded with air guide sleeve and carry handle 8.Thin cylinder 5 is fixing with dustproof air guide sleeve 2 welding, and dustproof air guide sleeve 2 is seamless steel pipes of two same sizes, goes out inside and outside catching groove 7 suits of installing through machined into and constitutes, and inside and outside installation catching groove 7 highly is 25mm, and joint gap is 0.5mm to 1mm.
Air guide sleeve is carried handle 8 and is adopted Φ 10-12 reinforcing bars to curve the handle of long 120mm, high 50mm, and air guide sleeve is carried handle 8 positions on the axis of steam bleed outlet place, with top cover center bilateral symmetry.
There is steam bleed outlet 6 top, dustproof air guide sleeve 2 sides, steam bleed outlet 6 is dustproof direct perforates in air guide sleeve 2 tops, outside fillet welding is adopted in the short tube of steam bleed outlet 6 and hole, position of opening is installed catching groove 7 each 20mm inside and outside upper end top cover and lower end, angle is 30 ° about steam bleed outlet 6 outer ends, and the short tube of steam bleed outlet 6 is installed the little order of magnitude of public footpath Φ specification than valve body.
Thin cylinder stretches into the horn mouth 15mm to 20mm of valve body funnel 1.Rubber seal 4 is arranged in the horn mouth of valve body funnel 1, rubber seal 4 operating temperatures be 100 ° to 130 °, select butyl rubber for use.
It is the rust proof paint of 100 μ m that thickness is arranged inside and outside the low voltage control bleeder valve.
When steel ball density, get 7.85g/cm
3, gravity seat blocking 3 radiuses under this specification are R
Ball=42.0mm, steam release increases air pressure Δ P
Let outSteam lifting temperature Δ t in the=17.59kPa, stove=4.5 ℃.
During work, when water temperature in the oven reached boiling, steam was with gravity seat blocking jack-up, and ball is the floating state of vapour, and steam begins to leak; Otherwise temperature does not reach boiling in oven, and then steam is plugged in the stove by the gravity ball.The direction of air guide sleeve steam bleed outlet can be rotated adjusting as required, only need take away dustproof air guide sleeve and the blocking of gravity seat during moisturizing, and valve body promptly becomes the moisturizing funnel again.
Embodiment 2
As shown in Figure 1, present embodiment and embodiment's 1 structure are basic identical, and different is that rubber seal is selected nitrile butadiene rubber, and valve body is installed the public footpath of the mouth of pipe and got Ф 60 * 3.5, and gravity seat blocking 3 control angle [alpha] are got 120 °.
Gravity seat blocking 3 radiuses are R under this specification
Ball=30.7mm, steam release increases air pressure Δ P
Let outSteam lifting temperature Δ t in the=4.31kPa, stove=1.2 ℃.
As shown in Figure 1, present embodiment and embodiment's 1 structure are basic identical, but can choose different valve bodies according to different actual demands public footpath of the mouth of pipe and gravity seat blocking control angle [alpha] are installed.
Claims (10)
1. low voltage control bleed-off system, it is characterized in that: it comprises valve body funnel (1), dustproof air guide sleeve (2), gravity seat blocking (3), rubber seal (4), the thin cylinder of taper (5) and steam bleed outlet (6), valve body funnel (1) lower end is funnel-like, the upper end is cylindric, cylindric upper end and dustproof air guide sleeve (2) welding are fixing, the lower end mouth of valve body funnel (1) is extended with thin cylinder downwards, and thin cylinder (5) is fixed by the fillet welding full weld with the horn mouth of valve body funnel (1); Rubber seal (4) is arranged in the horn mouth of valve body funnel (1), gravity seat blocking (3) is arranged on the rubber seal (4); There is steam bleed outlet (6) top, dustproof air guide sleeve (2) side.
2. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described dustproof air guide sleeve (2) is the seamless steel pipe of two same sizes, goes out inside and outside catching groove (7) suit of installing through machined into and constitutes; It is the rust proof paint of 100 μ m that thickness is arranged inside and outside the low voltage control bleeder valve.
3. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: the subtended angle of falling the horn mouth of the funnel of described valve body funnel (1) is 120 °.
4. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described dustproof air guide sleeve (2) outside top cover is welded with air guide sleeve and carries handle (8).
5. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described tapered thread is installed the horn mouth 15mm to 20mm that the mouth of pipe (5) stretches into valve body funnel (1).
6. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described rubber seal (4) thickness is 23mm, and exceed tapered thread the loudspeaker part 5mm to 8mm that the mouth of pipe (5) stretches into valve body funnel (1) is installed, described rubber seal (4) operating temperature is 100 ° to 130 °, and the rubber type of selecting for use has butyl rubber, chlorinated scoline, nitrile butadiene rubber.
7. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: the solid steel ball of rustless metals such as described gravity seat blocking (3) employing appearance chromium plating nickel, electrodeposited coating thickness is not less than 0.2mm; Gravity seat blocking (3) radius is R, and R according to valve body the public footpath of the mouth of pipe is installed and the control angle calculates, and rubber seal (4) is R+50mm with ball surface of contact inner arc radius; Gravity seat blocking (3) control angle [alpha] is got 60 ° to 120 °.
8. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described air guide sleeve is carried handle (8) and is adopted Φ 10-12 reinforcing bars to curve the handle of long 120mm, high 50mm, air guide sleeve is carried handle (8) position on the axis of steam bleed outlet place, with top cover center bilateral symmetry.
9. according to the low voltage control bleeder valve described in the claim 1, it is characterized in that: the described inside and outside catching groove (7) of installing highly is 25mm, and joint gap is 0.5mm to 1mm.
10. according to the low voltage control bleed-off system described in the claim 1, it is characterized in that: described steam bleed outlet (6) is the dustproof direct perforate in air guide sleeve (2) top, outside fillet welding is adopted in the short tube and the hole of steam bleed outlet (6), position of opening is installed each 20mm of catching groove (7) inside and outside upper end top cover and lower end, angle is 30 ° about steam bleed outlet (6) outer end, and the short tube of steam bleed outlet (6) is installed the little order of magnitude of public footpath Φ specification than valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110083327 CN102109053B (en) | 2011-04-02 | 2011-04-02 | Low-pressure control drain system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110083327 CN102109053B (en) | 2011-04-02 | 2011-04-02 | Low-pressure control drain system |
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| CN102109053A true CN102109053A (en) | 2011-06-29 |
| CN102109053B CN102109053B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110083327 Active CN102109053B (en) | 2011-04-02 | 2011-04-02 | Low-pressure control drain system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676025A (en) * | 2013-12-03 | 2015-06-03 | 黄家军 | Highly sealed needle valve |
| CN106315063A (en) * | 2015-06-15 | 2017-01-11 | 江苏沃尔特环保有限公司 | Exhaust-type acid-base storage tank |
| CN106315698A (en) * | 2015-06-15 | 2017-01-11 | 江苏沃尔特环保有限公司 | Exhaust-type acid and alkali metering tank |
| CN106467318A (en) * | 2015-08-17 | 2017-03-01 | 江苏沃尔特环保有限公司 | A kind of apparatus for filling medicines |
| CN108887991A (en) * | 2017-02-17 | 2018-11-27 | 曹云霞 | A kind of mattress heating device and its detection method |
Citations (7)
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| JPH0783339A (en) * | 1993-09-14 | 1995-03-28 | Fujitsu Ltd | Gas pressure regulating valve |
| CN2432412Y (en) * | 2000-07-07 | 2001-05-30 | 冶金工业部马鞍山矿山研究院 | Wear-reducing device for valve |
| EP1832789A2 (en) * | 2006-03-08 | 2007-09-12 | Delphi Technologies, Inc. | Valve assemblies |
| CN200986047Y (en) * | 2006-12-19 | 2007-12-05 | 申志敏 | Gravity force type steam releasing valve of gas generating furnace steam dome |
| CN201265678Y (en) * | 2008-08-14 | 2009-07-01 | 江苏光阳动力环保设备有限公司 | Automatic exhausting equipment |
| CN201462153U (en) * | 2009-07-22 | 2010-05-12 | 王国兵 | Automatic exhaustion and suction valve for PE water supply |
| CN202012648U (en) * | 2011-04-02 | 2011-10-19 | 西安长庆科技工程有限责任公司 | Low-pressure control release valve |
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2011
- 2011-04-02 CN CN 201110083327 patent/CN102109053B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0783339A (en) * | 1993-09-14 | 1995-03-28 | Fujitsu Ltd | Gas pressure regulating valve |
| CN2432412Y (en) * | 2000-07-07 | 2001-05-30 | 冶金工业部马鞍山矿山研究院 | Wear-reducing device for valve |
| EP1832789A2 (en) * | 2006-03-08 | 2007-09-12 | Delphi Technologies, Inc. | Valve assemblies |
| CN200986047Y (en) * | 2006-12-19 | 2007-12-05 | 申志敏 | Gravity force type steam releasing valve of gas generating furnace steam dome |
| CN201265678Y (en) * | 2008-08-14 | 2009-07-01 | 江苏光阳动力环保设备有限公司 | Automatic exhausting equipment |
| CN201462153U (en) * | 2009-07-22 | 2010-05-12 | 王国兵 | Automatic exhaustion and suction valve for PE water supply |
| CN202012648U (en) * | 2011-04-02 | 2011-10-19 | 西安长庆科技工程有限责任公司 | Low-pressure control release valve |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676025A (en) * | 2013-12-03 | 2015-06-03 | 黄家军 | Highly sealed needle valve |
| CN106315063A (en) * | 2015-06-15 | 2017-01-11 | 江苏沃尔特环保有限公司 | Exhaust-type acid-base storage tank |
| CN106315698A (en) * | 2015-06-15 | 2017-01-11 | 江苏沃尔特环保有限公司 | Exhaust-type acid and alkali metering tank |
| CN106467318A (en) * | 2015-08-17 | 2017-03-01 | 江苏沃尔特环保有限公司 | A kind of apparatus for filling medicines |
| CN108887991A (en) * | 2017-02-17 | 2018-11-27 | 曹云霞 | A kind of mattress heating device and its detection method |
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| Publication number | Publication date |
|---|---|
| CN102109053B (en) | 2013-04-24 |
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