CN208349279U - A kind of continuous blow off equipment - Google Patents
A kind of continuous blow off equipment Download PDFInfo
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- CN208349279U CN208349279U CN201820881157.3U CN201820881157U CN208349279U CN 208349279 U CN208349279 U CN 208349279U CN 201820881157 U CN201820881157 U CN 201820881157U CN 208349279 U CN208349279 U CN 208349279U
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- valve
- water
- water intaking
- branch pipe
- deoxygenation
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Abstract
A kind of continuous blow off equipment, is related to boiler blow-off.Equipped with steam jet, deoxygenation case, hydrophobic back-water valve (BWV), condensate return valve, soft water inlet valve, dosing valve, oxygen-eliminating device bottom blow-down valve, platoon main pipe, 3 water intaking branch pipes, platoon control ball valve, inlet opening and deoxygenation head；Steam jet is located in the bottom of deoxygenation case, hydrophobic back-water valve (BWV), condensate return valve and dosing valve are located at the top of deoxygenation case, the top of deoxygenation case is equipped with deoxygenation head, the top of deoxygenation head connects soft water inlet valve, oxygen-eliminating device bottom blow-down valve is located at the bottom of deoxygenation case, platoon main pipe is in same level with 3 water intaking branch pipes and connect in 90 ° of angles, 1st water intaking branch pipe is located at immediately below hydrophobic back-water valve (BWV), 3 water intaking branch pipe adjacent spacings are 600mm and 1200mm, level and equidistantly take 4 inlet openings on 3 water intaking branch pipes；Platoon main pipe is fixed on away from deoxygenation case is drawn after at deoxygenation chamber interior wall 150mm, and platoon controls the drainage pipe end that ball valve is set to platoon main pipe.
Description
Technical field
The utility model relates to boiler blow-offs, more particularly, to a kind of continuous blow off equipment.
Background technique
Existing SEG-604 combustion gas direct current cooker provides required steam for beating and double roasting equipment, and boiler steam and feed flow diagram is such as
Shown in Fig. 1, be respectively equipped with steam-water separator 1, boiler body 2, feed pump 3, thermal deaerator 4, oxygen-eliminating device bottom blow-down valve 5,
Electric blowdown valve 6 and drain valve 7,2 water supply of boiler body are sent into coil tubes heating, the carbonated drink of generation by the pressurization of feed pump 3
Mixture enters steam-water separator 1 and is separated, and the saturated vapor after separation is sent to workshop use, and separates the height generated and have enough to eat and wear
Thermal deaerator 4 is recycled to by drain valve 7 with water.After 2 long-time continuous operation of boiler body, the full basicity in water supply is exceeded
It, need to be by opening 5 manual blowdown of oxygen-eliminating device bottom blow-down valve or electronic when > 12mmol/L or dissolved solid > 2500mmol/L
Blowdown valve 6 carries out automatic pollution discharge, until water quality is qualified.But blowdown apparatus suffers from the drawback that 1, electric blowdown valve 6 uses at twoSeamless steel pipe, line size specification it is small and be 7 rear end of drain valve intermittent blowdown, blowdown flow rate is too small, though can control molten
Solid content is solved, the full basicity of water supply can not but be effectively reduced.2, deoxygenation case sewage pipeSeamless steel pipe, need to carry out daily
Blowdown operation 2~4 times, each blowdown flow rate about 1.7T, blowdown rate about 5%~8%, deoxygenation case water temperature drops to 75 DEG C from 100 DEG C,
Serious heat loss, boiler thermal efficiency substantially reduce, and also not can guarantee deaerating effect.
Summary of the invention
The purpose of this utility model is that can not be timely, effective, economical for existing combustion gas direct current cooker feedwater quality
The problems such as control, oxygen-eliminating device continuous blowdown link can be made full use of by providing, the stability and energy waste of comprehensively solve water quality
A kind of continuous blow off equipment.
The utility model is equipped with steam jet, deoxygenation case, hydrophobic back-water valve (BWV), condensate return valve, soft water inlet valve, dosing
Valve, oxygen-eliminating device bottom blow-down valve, platoon main pipe, the 1st water intaking branch pipe, the 2nd water intaking branch pipe, the 3rd water intaking branch pipe, platoon control ball
Valve, inlet opening and deoxygenation head；The steam jet is located in the bottom of deoxygenation case, hydrophobic back-water valve (BWV), condensate return valve and add
Medicine valve is located at the top of deoxygenation case, and the top of deoxygenation case is equipped with deoxygenation head, and the top of deoxygenation head connects soft water inlet valve, oxygen-eliminating device
Bottom blow-down valve is located at the bottom of deoxygenation case, the platoon main pipe and the 1st water intaking branch pipe, the 2nd water intaking branch pipe, the 3rd water intaking branch pipe
It is connected in same level and in 90 ° of angles, wherein the 1st water intaking branch pipe is located at immediately below hydrophobic back-water valve (BWV), the 1st water intaking branch pipe,
2nd water intaking branch pipe and the 3rd water intaking branch pipe adjacent spacing be respectively 600mm and 1200mm, the 1st water intaking branch pipe, the 2nd water intaking branch pipe and
It is horizontal and equidistantly take 4 inlet openings on 3rd water intaking branch pipe；Platoon main pipe is fixed on and removes away from drawing after at deoxygenation chamber interior wall 150mm
Oxygen case, platoon control the drainage pipe end that ball valve is set to platoon main pipe.
The horizontal plane can be at liquid level 600mm.
The internal diameter of the platoon main pipe can be 25mm, and length can be 1800mm, and stainless steel tube material can be used.
The internal diameter of the 1st water intaking branch pipe, the 2nd water intaking branch pipe and the 3rd water intaking branch pipe can be 15mm, and length can be 800mm,
Stainless steel tube material can be used.
The 1st water intaking branch pipe and the 2nd water intaking branch pipe may be provided in below the higher hydrophobic back-water valve (BWV) of basicity.
The diameter of the inlet opening can be 8mm.
The beneficial effects of the utility model are mainly reflected in the using effect of platoon assembling device, the full basicity of water supply, dissolution
Solid content etc. tends towards stability in the biggish several indexs of original blowdown process variation, and basicity maintains 10~12mmol/L, blowdown
Rate is decreased to 5% hereinafter, blowdown flow rate declines.Secondly, at 100 DEG C or so, heat loss reduces water temperature stability during continuous blowdown,
Ton steam-natural gas consumption is by original 79.9m after transformation3/ t drops to 77m3/ t realizes energy-saving target.
Detailed description of the invention
Fig. 1 is existing boiler steam and feed flow diagram.
Fig. 2 is the structure composition schematic diagram of the utility model embodiment.
Fig. 3 is the structural schematic diagram of inlet opening embodiment described in the utility model.
Specific embodiment
Following embodiment will be further described the utility model in conjunction with attached drawing.
Referring to fig. 2 with 3, the utility model embodiment is equipped with steam jet 14, deoxygenation case 15, hydrophobic back-water valve (BWV) 16, condensation
Water back-water valve (BWV) 17, soft water inlet valve 18, dosing valve 19, oxygen-eliminating device bottom blow-down valve 20, platoon main pipe the 21, the 1st fetch water branch pipe 22,
The 2nd water intaking water intaking of branch pipe the 23, the 3rd branch pipe 24, platoon control ball valve 25, inlet opening 26 and deoxygenation head 27；The steam jet 14
It being located in the bottom of deoxygenation case 15, hydrophobic back-water valve (BWV) 16, condensate return valve 17 and dosing valve 19 are located at the top of deoxygenation case 15,
The top of deoxygenation case 15 is equipped with deoxygenation head 27, and the top of deoxygenation head 27 connects soft water inlet valve 18, oxygen-eliminating device bottom blow-down valve 20
It is located at the bottom of deoxygenation case 15, the water intaking of platoon main pipe 21 and the 1st branch pipe the 22, the 2nd water intaking water intaking branch pipe 24 of branch pipe the 23, the 3rd
It is connected in same level and in 90 ° of angles, wherein the 1st water intaking branch pipe 22 is located at immediately below hydrophobic back-water valve (BWV) 16, the 1st water intaking branch
24 adjacent spacing of branch pipe of fetching water of branch pipe 23 and the 3rd of fetching water of pipe the 22, the 2nd is respectively 600mm and 1200mm, the 1st water intaking branch pipe 22, the
2 water intaking branch pipes 23 and the 3rd fetch water horizontal on branch pipes 24 and equidistantly take 4 inlet openings 26；Platoon main pipe 21 is fixed on away from deoxygenation case
Deoxygenation case 15 is drawn after at 15 inner wall 150mm, platoon controls the drainage pipe end that ball valve 25 is set to platoon main pipe 21.
The horizontal plane is at liquid level 600mm.
The internal diameter of the platoon main pipe 21 is 25mm, length 1800mm, using stainless steel tube material.
The internal diameter of 1st water intaking branch pipe the 22, the 2nd water intaking water intaking branch pipe 24 of branch pipe 23 and the 3rd is 15mm, and length is
800mm, using stainless steel tube material.
1st water intaking branch pipe 22 and the 2nd water intaking branch pipe 23 is located at higher hydrophobic 16 lower section of back-water valve (BWV) of basicity.
The diameter of the inlet opening 26 is 8mm.
The deoxygenation upper box part of the utility model is by the hydrophobic backwater effect of high alkalinity, the full basicity highest of water sample.Steam jet adds
When hot deaerated water, deoxygenation case evaporating surface (liquid level highest point) will generate the biggish steam bubble of density, to avoid platoon from controlling ball valve
Steam bubble is sucked when unlatching, guarantees that the higher deaerated water of concentration can be drawn in minimum permission water level, the 3 of continuous blowdown are drawn
Water branch pipe is mounted under evaporating surface liquid level at 100~200mm, and is arranged using transverse tube type.Water level is maintained at when oxygen-eliminating device is run
Between 700~750mm, platoon main pipe can be fixed at liquid level 600mm, lead to blowdown general pipeline through preformed hole.Water inlet takes Oblique Elliptic
4 are equidistantly taken on mouth and every intake pipeInlet opening to improve platoon fluency, when the full basicity of water supply is higher (10
~12mmol/L), ball valve aperture is controlled by adjusting platoon, it is continuously that basicity near deoxygenation water tank evaporating surface is higher
Effective control, it can be achieved that water quality is discharged in water.
Claims (6)
1. a kind of continuous blow off equipment, it is characterised in that be equipped with steam jet, deoxygenation case, hydrophobic back-water valve (BWV), condensate return valve,
Soft water inlet valve, dosing valve, oxygen-eliminating device bottom blow-down valve, platoon main pipe, the 1st water intaking branch pipe, the 2nd water intaking branch pipe, the 3rd water intaking branch
Pipe, platoon control ball valve, inlet opening and deoxygenation head；The steam jet is located in the bottom of deoxygenation case, hydrophobic back-water valve (BWV), condensation
Water back-water valve (BWV) and dosing valve are located at the top of deoxygenation case, and the top of deoxygenation case is equipped with deoxygenation head, and the top of deoxygenation head connects soft water
Inlet valve, oxygen-eliminating device bottom blow-down valve are located at the bottom of deoxygenation case, the platoon main pipe and the 1st water intaking branch pipe, the 2nd water intaking branch
Pipe, the 3rd water intaking branch pipe are in same level and in 90 ° of angle connections, wherein under the 1st water intaking branch pipe is located at hydrophobic back-water valve (BWV) just
Side, the 1st water intaking branch pipe, the 2nd water intaking branch pipe and the 3rd water intaking branch pipe adjacent spacing are respectively 600mm and 1200mm, the 1st water intaking branch
It is horizontal and equidistantly take 4 inlet openings on pipe, the 2nd water intaking branch pipe and the 3rd water intaking branch pipe；Platoon main pipe is fixed on away from deoxygenation chamber interior wall
Deoxygenation case is drawn after at 150mm, platoon controls the drainage pipe end that ball valve is set to platoon main pipe.
2. a kind of continuous blow off equipment as described in claim 1, it is characterised in that the horizontal plane is at liquid level 600mm.
3. a kind of continuous blow off equipment as described in claim 1, it is characterised in that the internal diameter of the platoon main pipe is 25mm, length
For 1800mm.
4. a kind of continuous blow off equipment as described in claim 1, it is characterised in that the 1st water intaking branch pipe, the 2nd water intaking branch pipe and
The internal diameter of 3rd water intaking branch pipe is 15mm, length 800mm.
5. a kind of continuous blow off equipment as described in claim 1, it is characterised in that the 1st water intaking branch pipe and the 2nd water intaking branch pipe
It is located at below the higher hydrophobic back-water valve (BWV) of basicity.
6. a kind of continuous blow off equipment as described in claim 1, it is characterised in that the diameter of the inlet opening is 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881157.3U CN208349279U (en) | 2018-06-07 | 2018-06-07 | A kind of continuous blow off equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881157.3U CN208349279U (en) | 2018-06-07 | 2018-06-07 | A kind of continuous blow off equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208349279U true CN208349279U (en) | 2019-01-08 |
Family
ID=64882676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820881157.3U Active CN208349279U (en) | 2018-06-07 | 2018-06-07 | A kind of continuous blow off equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208349279U (en) |
-
2018
- 2018-06-07 CN CN201820881157.3U patent/CN208349279U/en active Active
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