CN109028013B - Steam generator blowdown device - Google Patents
Steam generator blowdown device Download PDFInfo
- Publication number
- CN109028013B CN109028013B CN201810790314.4A CN201810790314A CN109028013B CN 109028013 B CN109028013 B CN 109028013B CN 201810790314 A CN201810790314 A CN 201810790314A CN 109028013 B CN109028013 B CN 109028013B
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- Prior art keywords
- sewage
- steam generator
- sewage pipe
- steel
- absorpting heat
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- 239000010865 sewage Substances 0.000 claims abstract description 190
- 239000002689 soil Substances 0.000 claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 240000009087 Crescentia cujete Species 0.000 claims abstract description 4
- 235000005983 Crescentia cujete Nutrition 0.000 claims abstract description 4
- 235000009797 Lagenaria vulgaris Nutrition 0.000 claims abstract description 4
- 239000003381 stabilizer Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 18
- 239000007788 liquid Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical compound OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The present invention relates to chemical fields, disclose a kind of steam generator blowdown device, several pair sewage pipes (11) with main sewage pipe (13) and lead to repeatedly, a few sewage absorpting heat (9) is mounted respectively on each pair sewage pipe, each pair sewage pipe (11) is detachably secured on T steel (12), and each T steel is fixed on the inner sidewall (7) of steam generator；The entirety of sewage absorpting heat is in bell-mouthed calabash shaped, mainly it is made of the horn-like sewage discharge tube (18) of successively seamless connection, soil pick-up arrow path (19), big bag shape soil pick-up chamber (20) and hickey (23), each pair sewage pipe passes through sewage absorpting heat interface (24) respectively and is connected to sewage absorpting heat, one end of sewage absorpting heat interface is fixedly connected with secondary sewage pipe, and the other end is threadedly coupled with hickey.Compared with prior art, blowdown of the present invention uniformly, reliably, efficiently, can effectively avoid that non-soiling solution body is discharged, and effectively promote blowdown tube lifetime.
Description
Technical field
The present invention relates to chemical field, in particular to a kind of steam generator blowdown device.
Background technique
Sulfuric acid is a kind of extremely important chemical raw material, and gas washing in SA production mainly includes burning containing sulfur feedstock, titanium dioxide
The oxidation of sulphur and three processes of absorption of sulfur trioxide, and the important means that sulfur trioxide is gas washing in SA production is absorbed with the concentrated sulfuric acid.
The absorption of sulfur trioxide belongs to exothermic reaction, and heat release of the sulfuric acid per ton in absorption process reaches 319KCAL/T, if can be this
A little heat recoveries are used, it will bring huge economic benefit.In sulfuric acid industry, pyrite-based sulfuric acid production is either used, or
With sulphur and gas relieving haperacidity is smelted, generates a large amount of waste heat in process of production, high, middle potential temperature thermal energy obtains in these waste heats
It has arrived effective recycling, and be thermal energy (low temperature exhaust heat) for low temperature has been typically all to be removed and unrestrained in vain with recirculated cooling water
Take.
In recent years, sulfuric acid heat recovery technology is quickly grown, so that the low temperature exhaust heat that sulphuric acid process generates obtained
It is effective to utilize.The recycling of sulfuric acid low temperature waste heat generallys use sulfuric acid vapor generator, and steam generator at work can be in cylinder
Impurity is generated in liquid in wall and forms sewage, influences evaporation process and equipment inner part service life.
As illustrated in fig. 1 and 2, existing blowdown apparatus is made of end plate 1,2, sewage pipes 5 of several dirt sucking tubes and flange 6,
Several dirt sucking tubes 2 are connected to sewage pipe 5, and when liquid level did not had 2 a part of dirt sucking tube in barrel 7, liquid upper layer is contained more miscellaneous
The sewage of matter will be inhaled into dirt sucking tube 2 and is discharged by sewage pipe 5.Its supporting way are as follows: using several groups by angle steel 3, U-shaped
The structural support that bolt 4 forms is fixed, and wherein 3 level of angle steel is welded on barrel 7, is fixed on sewage pipe 5 with U bolt 4
On angle steel 3.
Existing sulfuric acid vapor generator blowdown apparatus will appear some problems in practical application, influences filth-discharging effect and sets
Standby working efficiency:
1, existing blowdown apparatus only leans on a sewage pipe blowdown, and dirt sucking tube is linearly distributed on sewage pipe, effective blowdown
Region is small and is unevenly distributed, and causes distant place sewage that can not efficiently be sucked discharge in time and even gathers；
2, straight line near zone where dirt sucking tube is discharged quickly due to sewage, is understood some non-soiling solution body and is filled up
Come, so that there is the phenomenon that non-soiling solution body for not needing discharge is discharged；
3, several dirt sucking tubes are both connected on same sewage pipe, once the sewage pipe damages, whole device all can be by
To influence；
4, sewage falls from soil pick-up nozzle to sewage pipe bottom for a long time, can cause constant impingement to blowdown bottom of the tube, influence to arrange
Dirty tube lifetime.
Summary of the invention
Goal of the invention: aiming at the problems existing in the prior art, the present invention provides a kind of steam generator blowdown device, row
It is dirty uniformly, reliably, efficiently effectively to avoid that non-soiling solution body is discharged, effectively promote blowdown tube lifetime.
Technical solution: the present invention provides a kind of steam generator blowdown devices, including main sewage pipe and several secondary blowdowns
Pipe, several secondary sewage pipes and the main sewage pipe simultaneously lead to repeatedly, are mounted respectively to lack one on each pair sewage pipe
Sewage absorpting heat, each secondary sewage pipe are detachably secured on T steel, and each T steel is fixed on the inside of steam generator
On wall；The entirety of the sewage absorpting heat is in bell-mouthed calabash shaped, mainly narrow by horn-like sewage discharge tube, the soil pick-up of successively seamless connection
Road, big bag shape soil pick-up chamber and hickey composition, each secondary sewage pipe pass through sewage absorpting heat interface respectively and are connected to sewage absorpting heat, institute
The one end for stating sewage absorpting heat interface is fixedly connected with the secondary sewage pipe, and the other end is threadedly coupled with the hickey.
It further, further include gear cap in the sewage absorpting heat, one end of the gear cap is that extend into the soil pick-up intracavitary
Arc shell, the other end are several stabilizer blades of circle distribution, and each stabilizer blade is stuck in the interior step end of the hickey
On face, and each stabilizer blade is fixed by the interior step end face of the hickey and the face clamping of the sewage absorpting heat interface.
Sewage will appear shunting during entering soil pick-up chamber by soil pick-up arrow path, and fraction is flowed down along soil pick-up cavity wall, most of to pass through
Under soil pick-up arrow path vertical current and impact in gear cap, and be splashed on soil pick-up cavity wall together with along the sewage that cavity wall flows down via
Gap between each stabilizer blade in gear cap lower part enters secondary sewage pipe by sewage absorpting heat interface；If without gear cap, most sewage meeting
With biggish velocity shock pair sewage pipe lower part tube wall directly under soil pick-up arrow path vertical current, secondary blowdown tube lifetime is largely effected on；
So the presence of gear cap can be effectively reduced the impact force of sewage and be splashed to sewage in soil pick-up cavity wall, its stream is substantially reduced
Speed avoids sewage from directly impacting secondary blowdown tube wall, improves secondary sewage pipe working life.
Further, each secondary sewage pipe passes through U bolt respectively and nut cooperation is fixed on the T steel.It is secondary
Sewage pipe is threadedly coupled by way of being placed in T steel, easy to disassemble, is conveniently replaceable maintenance.
Further, it is also lined with saddle type cushion block between the secondary sewage pipe and the T steel, on the inside of the U-bolt,
The lower surface of the saddle type cushion block is the plane contacted with the T steel, and upper surface is to be bonded with the lower part of the secondary sewage pipe
Concave arc surface.On the one hand, saddle type cushion block, which contacts the line between secondary sewage pipe and T steel, becomes shape face contact, reduces pressure
By force and improve stability；On the other hand, saddle type cushion block can also compensate between secondary sewage pipe and main sewage pipe because diameter difference is made
At difference in height, make device integral level arrange.
Preferably, the thickness of the sewage discharge tube is gradually thinning from centre to edge, and edge is slight curving downwards.Thickness
Gradually thinning and slight curving downwards sewage discharge tube edge can effectively split upper layer sewage, and to a certain degree under prevention
The non-soiling solution body in portion compensates upwards.
Preferably, the internal diameter of the sewage absorpting heat interface is slightly larger than the most narrow place's internal diameter of soil pick-up arrow path.Design can be effective in this way
Prevent sewage in the intracavitary accumulation of soil pick-up.
Preferably, the main sewage pipe has at least two sewage draining exits, and each sewage draining exit passes through the steam generator
Side wall after reach outside it.It designs at least two waste purposes and is to make sewage in the secondary sewage pipe of multiple parallel connections
It can more efficiently be discharged.
Preferably, the inner wall of the main sewage pipe close to the steam generator is arranged.Thicker main sewage pipe is close to cylinder
Wall arrangement, torque is smaller, reduces bracket burden.
Further, the steam generator blowdown device further includes angle steel, and one end of the angle steel is welded on barrel
On, the other end is welded in the middle part of the lower section of the T steel, and the angle between the angle steel and the T steel is 30 °.Angle steel
It forms triangular structure with T steel to play the role of reinforcing support, angle between the two is excessive, can occupy below bracket more
More spaces, support strength is insufficient if angle is too small.
Preferably, arrange two sewage absorpting heats on each secondary sewage pipe, between two sewage absorpting heats between
Away from the spacing being equal between the two neighboring secondary sewage pipe.Design is uniformly distributed soil pick-up point in this way, and soil pick-up is efficient.
The utility model has the advantages that each pair sewage pipe is connected in parallel on main sewage pipe, pair sewage pipe failure at one in the present invention,
Device integrally can also work；Secondary sewage pipe number is determined by liquid level size in steam generator；Between secondary sewage pipe and sewage absorpting heat
It is threadedly coupled, repair and replacement easy to disassemble；The horn-like sewage discharge tube design of sewage absorpting heat can be more efficiently by upper layer sewage point
It cuts out, and prevents the non-soiling solution body in lower part from compensating upwards to a certain degree；The design of big bag shape soil pick-up chamber, firstly, sewage is enabled to be able to
Smooth flow down avoids it from being detained at soil pick-up arrow path；Secondly, if sewage has enough cushion spaces in the intracavitary delay of soil pick-up, with
Exempt to circulate unsmooth；Further more, the buoyancy that the hollow structure of large space is subject in a liquid can balance a part of device self weight.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing blowdown apparatus；
Fig. 2 is the sectional view of dirt sucking tube in the prior art；
Fig. 3 is the structural schematic diagram of the blowdown apparatus of steam generator in embodiment of the present invention 1；
Fig. 4 is the structural schematic diagram of sewage absorpting heat in embodiment 1；
Fig. 5 is the structural schematic diagram of sewage absorpting heat interface in embodiment 1；
Fig. 6 is the support fixed form schematic diagram of secondary sewage pipe in embodiment 1；
Fig. 7 is the cross-sectional view that secondary sewage pipe supports fixed form in embodiment 1；
Fig. 8 is the integral support schematic diagram of the blowdown apparatus of steam generator in embodiment 1；
Fig. 9 is the structural schematic diagram of sewage absorpting heat in embodiment 2；
Figure 10 is the front view of gear cap in embodiment 2；
Figure 11 is the bottom view of gear cap in embodiment 2；
Figure 12 is the support fixed form schematic diagram of secondary sewage pipe in embodiment 3；
Figure 13 is the cross-sectional view that secondary sewage pipe supports fixed form in embodiment 3.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
Embodiment 1:
Present embodiments provide for a kind of steam generator blowdown device, by main sewage pipe 13 and several secondary sewage pipes 11 with
And several sewage absorpting heats 9 being arranged on each secondary sewage pipe 11 form, the number of secondary sewage pipe 11 and each secondary sewage pipe 11
The number of upper sewage absorpting heat 9 is determined by liquid level size in steam generator；For the convenience of description, being described below with a main blowdown
Tool is described there are two sewage absorpting heat 9 on the secondary sewage pipes 11 of the connection of pipe 13 three, each secondary sewage pipe 11.As shown in figure 3, three
Secondary sewage pipe 11 is connected in parallel on a main sewage pipe 13, and secondary 11 diameter of sewage pipe is slightly less than main 13 diameter of sewage pipe, makes to be arranged by pair
The sewage that the dirty convergence of pipe 11 comes has the sufficient flowing space in main sewage pipe 13；Two sewage absorpting heats 9 on each pair sewage pipe 11
Spacing be equal to the spacing of two neighboring secondary sewage pipe 11, so that soil pick-up 9 be made to be uniformly distributed, main sewage pipe 13 is close to steam generation
The inner sidewall 7 of device arranges that there are two its external sewage draining exit 14 is reached after the inner sidewall 7 for passing through steam generator for tool.Soil pick-up
First 9 structure is as shown in figure 4, its material is that plastics (use plastic material with the sewage absorpting heat 9 of the waste water on upper layer, have more
Good corrosion resistance), generally there is bell-mouthed calabash shaped, each position is respectively the horn-like soil pick-up of successively seamless connection
Mouthfuls 18, the soil pick-up chamber 20 and hickey 23 of soil pick-up arrow path 19, big bag shape, the thickness of sewage discharge tube 18 gradually become from centre to edge
It is thin, and edge is slight curving downwards.Sewage absorpting heat 9 is threadedly coupled by hickey 23 with sewage absorpting heat interface 24, and sewage absorpting heat connects
The other end of mouth 24 is connected to the secondary fixation of sewage pipe 11；Sewage absorpting heat interface 24 is as shown in figure 5, truncate pipe, the welding of one head for one
On secondary sewage pipe 11, other end processes one section of external screw thread and connect with 23 matching thread of hickey of sewage absorpting heat 9.Sewage absorpting heat
The internal diameter of interface 24 is slightly larger than the most narrow place's internal diameter of soil pick-up arrow path 19, prevents sewage from gathering in soil pick-up chamber 20.
One end of each pair sewage pipe 11 is connect with main sewage pipe 13, and the other end is shut by end plate 8.Each pair sewage pipe 11 is
It is fixed on T steel 12 with U bolt 10 and two nuts 27, as shown in Figure 6, Figure 7, the both ends of U-bolt 10 pass through T
Fixed by two nuts 27 after two through-holes 28 on word steel 12, secondary sewage pipe 11 is between U-bolt 10 and T steel 12
It is fixed in the gap of formation；Device integral support is as shown in Figure 10, and 12 level of T steel is welded on the inner sidewall of steam generator
On 7,25 one end of angle steel is welded on the inner sidewall 7 of steam generator, and the other end is welded in the middle part of the lower section of T steel 12, angle steel
25 play the role of reinforcing support with the structure triangular in shape of T steel 12, and angle is 30 ° between angle steel 25 and T steel 12.
The working principle of steam generator blowdown device in the present invention is as follows:
When occurring dirt (including foam, impurity etc.) in the liquid in steam generator, and these dirts can be concentrated mostly
It is distributed near liquid level.This blowdown apparatus is arranged under liquid level, and liquid level is enabled just to cover the sewage discharge tube 18 on 9 top of sewage absorpting heat, on
The sewage of layer flows into sewage absorpting heat 9 along 18 inner surface of sewage discharge tube, and sewage flows downwardly through soil pick-up arrow path 19 and enters soil pick-up chamber 20,
Soil pick-up chamber 20 is Part-spherical big bag shape shell, and sewage will appear shunting when entering soil pick-up chamber 20, and fraction is along soil pick-up chamber 20
Inner wall flows down, and under most of vertical current and impacts 20 bottom of soil pick-up chamber, and be directly entered secondary blowdown by sewage absorpting heat interface 24
Pipe 11, the sewage in three secondary sewage pipes 11 converges in main sewage pipe 13 and from two discharges of sewage draining exits 14.
Embodiment 2:
Present embodiment is the further improvement of embodiment 1, is mainly theed improvement is that, in the embodiment 1, sewage
It will appear shunting during entering soil pick-up chamber 20 by soil pick-up arrow path 19, fraction is flowed down along 20 wall of soil pick-up chamber, most of
Under 19 vertical current of soil pick-up arrow path and 20 bottom of soil pick-up chamber is impacted, and with biggish 11 lower tube of velocity shock pair sewage pipe
Wall largely effects on the service life of secondary sewage pipe 11；And drawbacks described above can be effectively avoided in the present embodiment.
Specifically, further including gear cap 21 in sewage absorpting heat 9 in steam generator blowdown device in the present embodiment
Structure, for the structure of the gear cap 21 as shown in Fig. 9 ~ 11, top is the arc shell 16 extending into soil pick-up chamber 20, arc shell 16
There are four the supporting legs vertically downward of arcuately 16 lower section circle distribution of shell for lower part tool, and each supporting leg bottom is a bit of
One 90 ° of stabilizer blade 17 is folded outward；When installation, the arc shell 16 of gear cap 21 passes through hickey 23 and is upwardly into soil pick-up
In chamber 20, four 17 upper surfaces of stabilizer blade of gear cap 21 are against on the interior step end face 22 of hickey 23, and four of gear cap 21
17 lower surface of stabilizer blade is against on the upper surface of sewage absorpting heat interface 24.Wherein, the external thread length of sewage absorpting heat interface 24 should be greater than inhaling
The length of the hickey 23 of dirty head 9, to reach the inside platform that the stabilizer blade 17 of lower section four of gear cap 21 can be against to sewage absorpting heat 9
On rank end face 22, to achieve the purpose that fixed gear cap 21.
Sewage will appear shunting during entering soil pick-up chamber 20 by soil pick-up arrow path 19, and fraction is along 20 wall of soil pick-up chamber
It flows down, it is most of under 19 vertical current of soil pick-up arrow path and to be impacted in gear cap 21, and be splashed on 20 inner wall of soil pick-up chamber and along chamber
The sewage that wall flows down enters secondary sewage pipe 11 by sewage absorpting heat interface 24 via the gap between each stabilizer blade in 21 lower part of gear cap together；
So the presence of gear cap 21 can be effectively reduced the impact force of sewage and be splashed to sewage on the inner wall of soil pick-up chamber 20, drop significantly
Its low flow velocity avoids sewage from directly impacting 11 tube wall of secondary sewage pipe, improves 11 working life of secondary sewage pipe.
In addition to this, present embodiment is identical with embodiment 1, is not repeated herein.
Embodiment 3:
Present embodiment is the further improvement of embodiment 2, is mainly theed improvement is that, in embodiment 2, pair row
It is contacted between the arc outer wall of dirty pipe 11 and the plane of T steel 12 for line, pressure is larger, is easy to cause device unstable, and secondary
Between sewage pipe 11 and main sewage pipe 13 because diameter is different and caused by difference in height, also influence whether the stability of device.And
Drawbacks described above can be effectively avoided in present embodiment.
Specifically, in the present embodiment, being also lined between secondary sewage pipe 11 and T steel, in 10 inside of U-bolt
Saddle type cushion block 26, such as Figure 12 and 13, the lower surface of the saddle type cushion block 26 is the plane contacted with T steel 12, and upper surface is and pair
The concave arc surface of the lower part fitting of sewage pipe 11.On the one hand the saddle type cushion block 26 can make between secondary sewage pipe 11 and T steel 12
Line contact become shape face contact, reduce pressure and simultaneously improve stability；On the other hand, saddle type cushion block 26 can also compensate secondary sewage pipe
Because of difference in height caused by diameter is different between 11 and main sewage pipe 13, arrange device integral level, it is more reliable and more stable.
In addition to this, present embodiment is identical with embodiment 2, is not repeated herein.
The technical concepts and features of above embodiment only to illustrate the invention, its object is to allow be familiar with technique
People cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent transformation or modification that Spirit Essence is done, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of steam generator blowdown device, which is characterized in that including main sewage pipe (13) and several secondary sewage pipes (11), if
It does the secondary sewage pipe (11) and the main sewage pipe (13) and leads to repeatedly, be mounted respectively on each pair sewage pipe (11)
A few sewage absorpting heat (9), each secondary sewage pipe (11) are detachably secured on T steel (12), and each T steel (12) is solid
It is scheduled on the inner sidewall (7) of steam generator；The entirety of the sewage absorpting heat (9) be in bell-mouthed calabash shaped, mainly by successively without
Stitch horn-like sewage discharge tube (18), soil pick-up arrow path (19), big bag shape soil pick-up chamber (20) and hickey (23) composition of linking, each institute
Secondary sewage pipe (11) is stated to be connected to by sewage absorpting heat interface (24) with the sewage absorpting heat (9) respectively, the sewage absorpting heat interface (24)
One end is fixedly connected with the secondary sewage pipe (11), and the other end is threadedly coupled with the hickey (23).
2. steam generator blowdown device according to claim 1, which is characterized in that further include in the sewage absorpting heat (9)
Gear cap (21), one end of the gear cap (21) are the arc shell (16) extending into the soil pick-up chamber (20), and the other end is circle
Several stabilizer blades (17) of week distribution, each stabilizer blade (17) are stuck in the interior step end face (22) of the hickey (23)
On, and each stabilizer blade (17) is fixed by the face clamping of the interior step end face (22) and the sewage absorpting heat interface (24).
3. steam generator blowdown device according to claim 1, which is characterized in that each secondary sewage pipe (11) is respectively
It is fixed on the T steel (12) by U bolt (10) and nut (27) cooperation.
4. steam generator blowdown device according to claim 3, which is characterized in that in the secondary sewage pipe (11) and institute
It states between T steel (12), be also lined with saddle type cushion block (26) on the inside of the U bolt (10), the following table of the saddle type cushion block (26)
Face is the plane contacted with the T steel (12), and upper surface is the concave circular arc being bonded with the lower part of the secondary sewage pipe (11)
Face.
5. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that the sewage discharge tube
(18) thickness is gradually thinning from centre to edge, and edge is slight curving downwards.
6. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that the sewage absorpting heat
The internal diameter of interface (24) is slightly larger than soil pick-up arrow path (19) most narrow place's internal diameter.
7. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that the main blowdown
Managing (13) has at least two sewage draining exits (14), after each sewage draining exit (14) passes through the inner sidewall (7) of the steam generator
It reaches outside it.
8. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that the main blowdown
The inner sidewall (7) for managing (13) close to the steam generator is arranged.
9. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that further include angle steel
(25), one end of the angle steel (25) is welded on the inner sidewall (7) of the steam generator, and the other end is welded on the T word
In the middle part of the lower section of steel (12), and the angle between the angle steel (25) and the T steel (12) is 30 °.
10. steam generator blowdown device according to any one of claim 1 to 4, which is characterized in that each pair
Two sewage absorpting heats (9) are arranged on sewage pipe (11), the spacing between two sewage absorpting heats (9) is equal to two neighboring institute
State the spacing between secondary sewage pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810790314.4A CN109028013B (en) | 2018-07-18 | 2018-07-18 | Steam generator blowdown device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810790314.4A CN109028013B (en) | 2018-07-18 | 2018-07-18 | Steam generator blowdown device |
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| Publication Number | Publication Date |
|---|---|
| CN109028013A CN109028013A (en) | 2018-12-18 |
| CN109028013B true CN109028013B (en) | 2019-10-18 |
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|---|---|---|---|
| CN201810790314.4A Active CN109028013B (en) | 2018-07-18 | 2018-07-18 | Steam generator blowdown device |
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| CN109737046B (en) * | 2019-01-17 | 2020-08-25 | 淮阴工学院 | Anti-blocking pollution discharge device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261300A (en) * | 1978-12-26 | 1981-04-14 | Combustion Engineering, Inc. | Nuclear steam generator |
| SU1349400A1 (en) * | 1986-03-31 | 1995-12-27 | Г.А. Таранков | Steam generator |
| CN2052482U (en) * | 1989-06-09 | 1990-02-07 | 宋焕文 | Sedimentation device for blowoff from the industrial boiler |
| CN2191932Y (en) * | 1994-04-29 | 1995-03-15 | 徐亚军 | Sewage suction device |
| CN203276869U (en) * | 2013-04-25 | 2013-11-06 | 中国核电工程有限公司 | Steam generator sewage drainage system preventing overflow of steam generator |
| CN203349255U (en) * | 2013-06-27 | 2013-12-18 | 陕西钢铁集团有限公司 | Gas boiler blow-off pipe |
| CN203768134U (en) * | 2014-03-21 | 2014-08-13 | 孙健 | Sewage treatment and discharge device |
| CN206813737U (en) * | 2017-04-13 | 2017-12-29 | 乔廷华 | Automatic sewage discharging device in a kind of Separated explosion-proof skid-mounted type filling station tank |
-
2018
- 2018-07-18 CN CN201810790314.4A patent/CN109028013B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109028013A (en) | 2018-12-18 |
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Address after: 223005 Huaian 1 Jiangsu Higher Education Park Patentee after: HUAIYIN INSTITUTE OF TECHNOLOGY Patentee after: Jiangsu Kesheng Intelligent Equipment Co.,Ltd. Address before: 223005 Huaian 1 Jiangsu Higher Education Park Patentee before: HUAIYIN INSTITUTE OF TECHNOLOGY Patentee before: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. |