CN101598495B - Recovery device for condensed water - Google Patents

Recovery device for condensed water Download PDF

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Publication number
CN101598495B
CN101598495B CN2009100541035A CN200910054103A CN101598495B CN 101598495 B CN101598495 B CN 101598495B CN 2009100541035 A CN2009100541035 A CN 2009100541035A CN 200910054103 A CN200910054103 A CN 200910054103A CN 101598495 B CN101598495 B CN 101598495B
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condensed water
pipeline
pipe
baker
roller
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CN101598495A (en
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傅敏燕
傅校英
傅明霞
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Shanghai Zemag Technology Group Co ltd
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Shanghai Mindac Machinery & Equipment Co Ltd
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Abstract

The invention discloses a recovery device for condensed water, which is arranged on the precipitation end of a baker roller of an inclination type pipeline and is connected with a cast steel shaft collar of the baker roller and a shaft sealing pipe communicated with the cast steel shaft collar. The recovery device for condensed water comprises a plurality of groups of pumping pipe groups and an outflow pipeline which can regulate air pressure, wherein the pumping pipe groups comprise at least one outflow hole, a collection tank and a pumping elbow pipe; the outflow hole is annularly arranged on the roller wall of the precipitation end of the baker roller; the collection tank is arranged on the outer wall of the precipitation end of the baker roller and is communicated with the outflow hole; both ends of the pumping elbow pipe are respectively connected with the collection tank and the cast steel shaft collar; the bending direction of the pumping elbow pipe is the same as the gyratory direction of the baker roller; and the outflow pipeline comprises a condensed water high-pressure pipeline, a condensed water overhead pipeline and a tee branching pipe, and the tee branching pipe is respectively connected with the shaft sealing pipe, the condensed water high-pressure pipeline and the condensed water overhead pipeline. The invention can be matched with a large inclination type roller to rotate, continuously discharges condensed water in the baker roller and enhances the efficiency of drying coal blocks.

Description

Condensate water recovery device
Technical field
The present invention relates to retracting device, the condensate water recovery device of particularly a kind of use on tilting pipeline baker.
Background technology
Former coal dust is main in the briquetting workshop to come drying with the jar drying machine, still comes work with tray drier in operational outfit of the remote past, and production efficiency is low, is unfavorable for large-scale production.Proposed a kind of tilting pipeline baker (referring to Fig. 2) at present, the drying tube that distributes in the cylinder 8 by the large tilting formula is dried coal cinder, has improved the efficient of dry coal cinder greatly.
In this drying equipment, the timely eliminating of condensed water is very important, can help accelerating coal cinder oven dry operation.But in this device, because cylinder 8 ceaselessly rotation in the oven dry operation, existing condensate water recovery device can not match with it well, so be necessary to develop a kind of condensate water recovery device that matches with it
Summary of the invention
The objective of the invention is to, a kind of condensate water recovery device is provided, can cooperate the cylinder rotation of large tilting formula, with the condensed water in the continuous discharge baker roller, to improve the efficient of dry coal cinder.
The present invention adopts following technical scheme:
A kind of condensate water recovery device is arranged on the end of separating out of tilting pipeline baker roller, and a tube sealing that connects the cast steel shaft collar of baker roller and is communicated with cast steel shaft collar comprises: some groups of dip-tube groups and the outflow pipeline that can regulate air pressure;
Described dip-tube group comprises at least one tap hole, collecting tank and pumping elbow pipe;
Described outflow orifice ring is located at described baker roller and separates out on the barrel of end;
Described collecting tank is arranged on described baker roller and separates out on the outer wall of end, is communicated with described tap hole;
One end of described pumping elbow pipe connects described collecting tank, and the other end connects described cast steel shaft collar; The bending direction of described pumping elbow pipe is identical with the gyratory directions of described baker roller;
Described outflow pipeline comprises the condensed water pressure duct that has valve, built on stilts pipeline of condensed water and the threeway branched pipe that has valve, and this threeway branched pipe connects described axle tube sealing, described condensed water pressure duct and the built on stilts pipeline of condensed water respectively.
Further, described pumping elbow pipe is a U type pipe, the length difference of its two side branch, and the pipe of drawing money on credit connects described collecting tank, and short arm connects described cast steel shaft collar.
Further, described dip-tube group comprises two tap holes, and an end of described collecting tank connects two tap holes, and the other end connects described pumping elbow pipe.
Further, the built on stilts pipeline of a described condensed water drainer in parallel, the two ends of described drainer are respectively equipped with valve.
Further, described threeway branched pipe connects a ventilation valve.
Further, described threeway branched pipe connection one only enters the check valve of described threeway branched pipe for air.
Further, described dip-tube group has three groups, and interval 120 degree angles are arranged on the end of separating out of baker roller respectively, and three collecting tank rings are located at described baker roller and separate out on the outer wall of end.
Owing to adopted above technology, the present invention compared with prior art has the following advantages:
1. dip-tube group of the present invention can cooperate the rotation of pipeline baker to realize continuous drainage.
2. adopted U-shaped pipe one side long among the present invention, a side is short, has avoided the backflow situation of condensed water in the baker roller rotary course.
3. when having guaranteed draining, outflow pipeline of the present invention can not allow steam overflow.
4. the present invention has improved the energy or resource utilization, and discharge water in time will reduce the weight of entire equipment, thereby reduce the drive motors load, save electric energy; Improved drying effect simultaneously, when preventing dilutional hyponatremia, a part of drying tube is embedded in the water, because the cingens temperature of steam surrounds height than water, therefore this will be descended by the drying tube inner drying effect that water surrounds, and has shortened the drying time of the drying requirement that reaches final; And the water that is discharged from can directly get back to boiler and reuse, this moment water the higher energy that can save part heating of temperature.
5. the present invention needn't use the kind equipment of water pump to draw water, and does not also have electronic equipment, and single unit system is simple and reliable.
Further specify the present invention below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the structural representation of condensate water recovery device of the present invention;
Fig. 2 is the structural representation of embodiments of the invention 1;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is for flowing out the structural representation of pipeline among the present invention;
Fig. 5 is for flowing out pipeline annexation figure among the present invention;
Structural representation when Fig. 6 spends for the rotation 0 of pumping elbow pipe among the present invention;
Structural representation when Fig. 7 spends for the rotation 45 of pumping elbow pipe among the present invention;
Fig. 8 is the structural representation when turning 90 degrees of revolving of pumping elbow pipe among the present invention;
Structural representation when Fig. 9 spends for the ROT13 5 of pumping elbow pipe among the present invention;
Structural representation when Figure 10 spends for the Rotate 180 of pumping elbow pipe among the present invention;
Structural representation when Figure 11 spends for the rotation 225 of pumping elbow pipe among the present invention;
Structural representation when Figure 12 spends for the rotation 270 of pumping elbow pipe among the present invention;
Structural representation when Figure 13 spends for the rotation 315 of pumping elbow pipe among the present invention;
Figure 14 for pumping elbow pipe among the present invention revolve three-sixth turn the time structural representation;
Figure 15 is the structural representation of dip-tube group among the present invention.
Reference numeral
[1] tap hole [2] collecting tank
[3] pumping elbow pipe [4] cast steel shaft collar
[5] axle tube sealing [6] threeway branched pipe
[7] ventilation valve [8] check valve
[9] the built on stilts pipeline of condensed water pressure duct [10] condensed water
[11] initial steam pipeline [12] material inlet
[13] valve [14] valve
[15] valve [16] valve
[17] drainer [18] baker roller
[19] initial steam valve lock [20] bypath valve
[31] first pumping elbow pipe [32] second pumping elbow pipe
[33] the 3rd pumping elbow pipe [34] pipe of drawing money on credit
[35] lack arm
The specific embodiment
Shown in Fig. 1 to 5, condensate water recovery device of the present invention, be arranged on the end of separating out of tilting pipeline baker roller 18, the axle tube sealing 5 that connects the cast steel shaft collar 4 of baker roller 18 and is communicated with cast steel shaft collar 4 120 is spent angles and is arranged on the outflow pipeline that baker roller 18 separates out the dip-tube group of end and can regulate air pressure and forms at interval respectively by three groups.The injection end of described tilting pipeline baker roller 18 comprises the initial steam pipeline 11 and the material inlet 12 of central authorities.
Described dip-tube group comprises two tap holes 1, a collecting tank 2 and a pumping elbow pipe 3.Described tap hole 1 ring is located at described baker roller 18 and separates out on the barrel of end.Described collecting tank 2 is arranged on described baker roller 18 and separates out on the outer wall of end, is communicated with described tap hole 1.One end of described pumping elbow pipe 3 connects described collecting tank 2, and the other end connects described cast steel shaft collar 4; The bending direction of described pumping elbow pipe 3 is identical with the gyratory directions of described baker roller 18.Described outflow pipeline comprises the condensed water pressure duct 9 that has valve 14, built on stilts pipeline 10 of condensed water and the threeway branched pipe 6 that has valve 15, and this threeway branched pipe 6 connects described axle tube sealing 5, described condensed water pressure duct 9 and the built on stilts pipeline 10 of condensed water respectively.
In the process that reality is used, the particularly important is and avoid in condensate line, occurring the backflow situation.The backflow situation produces because of the pressure reduction between baker roller 18 and condensed water pressure duct 9.It can cause condensed water to gather in baker roller 18, and condensed water gathers and then causes the drive motor overload and may cause that drive motor is malfunctioning.When the power consumption of drive motor rises suddenly, should temporarily open the gate valve 15 of the built on stilts pipeline 10 of described condensed water and the safety excess pressure valve is checked.
As shown in figure 15, described pumping elbow pipe 3 is U type pipes, the length difference of its two side branch, and the pipe 34 of drawing money on credit connects described collecting tank 2, and short arm 35 connects described cast steel shaft collar 4.
Shown in Fig. 6 to 14, first pumping elbow pipe 31, second pumping elbow pipe 32 and the 3rd pumping elbow pipe 33 among the present invention all is U-shaped pipes that a side is long, a side is short, effectively prevent the backflow situation of condensed water in the baker roller rotary course, guaranteed that condensed water flows among the cast steel shaft collar incessantly in the rotary course of pipeline baker 360 degree.
Described condensed water is maked somebody a mere figurehead pipeline 10 drainers 17 in parallel, and the two ends of described drainer 17 are respectively equipped with valve.
Described threeway branched pipe 6 connects a ventilation valve 7 and only enters described threeway branched pipe 6 for air check valve 8.
Described ventilation valve 7 is used for baker is ventilated and exhaust, promptly is used for the cooling preheating in other words of described baker.As ventilation valve 7 automatics blow off valve valve air relief, check valve 8 has been installed, if be lower than atmospheric pressure in baker, so described check valve 8 just responds, and puts into air.In addition, on the roll circumference of the outside of described baker, three condensed water dump valves are arranged on discharge side.Can when baker is shut down, condensed water be discharged by these three condensed water dump valves.
Using method of the present invention is as follows:
In service in standard, only open the gate valve 19 of described initial steam pipeline 11 and the gate valve 14 of condensed water pressure duct 9.Condensed water flows in the condensed water collecting box by condensed water pressure duct 9 and pushes back in the boiler room therefrom.
When shutting down, baker the steam in baker still need be discharged in the built on stilts pipeline of described condensed water.Therefore the gate valve 14 that must close condensed water pressure duct 9 earlier just can be opened the gate valve 15 of the built on stilts pipeline 10 of described condensed water afterwards.In this case, must in advance the admission gate valve on the charging side of baker (being the gate valve 19 of initial steam pipeline 11) be closed.In case when steam flowed out, steam pressure was lower than atmospheric pressure, that just independently opens described check valve 8 (being the ventilation valve of unidirectional air inlet), makes air to flow in the baker.
When starting baker once more, open the bypath valve 20 in the initial steam bypass line.Close condensed water simultaneously and flow out the valve 14 of condensed water pressure duct 9 in the pipeline, the valve 15 of the built on stilts pipeline 10 of condensed water and the valve 13 of drainer 17 leading portions.When the starting beginning, only open described ventilation valve 7 at discharge side.Flowing into the air that the initial steam in the baker will enter when baker is shut down in this start-up period during this period squeezes out from baker roller 18.Then, as replenishing of ventilation valve 7, also open the valve 13,16 of drainer 17 front and back.It is necessary doing like this, because the valve 19 in the initial steam pipeline 11 often continues to open, until preheating is finished.If also only flow out pure steam from described ventilation valve 7, that is just closed it.
The condensed water that then produces in warm-up phase in baker flows in the built on stilts pipeline 10 of described condensed water by the valve 13,16 of drainer 17 and front and back thereof.Guarantee do not have steam to flow in the described built on stilts pipeline 10 by the mode of inserting described drainer 17.Significantly reduce the condensed water loss thus between warming up period, energy savings helps the protection to environment.Guarantee that simultaneously the steam pressure in the baker slowly rises under the situation of valve regulated targetedly not carrying out in warm.If will there not be the baker of drainer 17 to put into operation in contrast, that just must regulate pressure in the baker by the valve 15 of the built on stilts pipeline 10 of condensed water.
After the baker preheating reaches operating pressure, close the valve 13 (valve 15 of the built on stilts pipeline 10 of condensed water in other words) of described shutoff drainer front end and open gate valve 14 in the described condensed water pressure duct 9.Open the valve 19 in the described initial steam pipeline 11 simultaneously and close bypath valve 20 in the described bypass line.So far, baker is in the operative condition.
In summary, condensate water recovery device of the present invention can cooperate the cylinder rotation of large tilting formula, and discharges the condensed water in the baker roller continuously, has improved the efficient of dry coal cinder.Dip-tube group of the present invention can cooperate the rotation of pipeline baker to realize continuous drainage.Adopted U-shaped pipe one side long among the present invention, a side is short, has avoided the backflow situation of condensed water in the baker roller rotary course.When having guaranteed draining, outflow pipeline of the present invention can not allow steam overflow.The present invention has improved the energy or resource utilization, and discharge water in time will reduce the weight of entire equipment, thereby reduce the drive motors load, save electric energy; Improved drying effect simultaneously, when preventing dilutional hyponatremia, part drying tube is embedded in the water, because the cingens temperature of steam surrounds height than water, therefore this will be descended by the drying tube inner drying effect that water surrounds, and has shortened the drying time of the drying requirement that reaches final, and, the water that is discharged from can directly be got back to boiler and reuse, at this moment the higher energy that can save part heating of the temperature of water.The present invention needn't use the kind equipment of water pump to draw water, and does not also have electronic equipment, and single unit system is simple and reliable.
Above-described embodiment only is used to illustrate technological thought of the present invention and characteristics, its purpose is to make those skilled in the art can understand content of the present invention and implements according to this, can not only limit claim of the present invention with present embodiment, be all equal variation or modifications of doing according to disclosed spirit, still drop in the claim of the present invention.

Claims (5)

1. condensate water recovery device, be arranged on the end of separating out of tilting pipeline baker roller (18), the axle tube sealing (5) that connects the cast steel shaft collar (4) of baker roller (18) and be communicated with cast steel shaft collar (4) is characterized in that comprising: some groups of dip-tube groups and the outflow pipeline that can regulate air pressure;
Described dip-tube group comprises at least one tap hole (1), collecting tank (2) and pumping elbow pipe (3);
Described tap hole (1) ring is located at described baker roller (18) and separates out on the barrel of end;
Described collecting tank (2) is arranged on described baker roller (18) and separates out on the outer wall of end, is communicated with described tap hole (1);
One end of described pumping elbow pipe (3) connects described collecting tank (2), and the other end connects described cast steel shaft collar (4); The bending direction of described pumping elbow pipe (3) is identical with the gyratory directions of described baker roller (18);
Described outflow pipeline comprises the condensed water pressure duct (9) that has valve (14), built on stilts pipeline (10) of condensed water and the threeway branched pipe (6) that has valve (15), and this threeway branched pipe (6) connects described axle tube sealing (5), described condensed water pressure duct (9) and the built on stilts pipeline (10) of condensed water respectively;
Described condensed water is maked somebody a mere figurehead pipeline (a 10) drainer in parallel (17), and the front end of described drainer (17) is provided with valve (13), and the rear end is provided with valve (16);
Described threeway branched pipe (6) connects a ventilation valve (7).
2. condensate water recovery device according to claim 1 is characterized in that: described pumping elbow pipe (3) is a U type pipe, the length difference of its two side branch, and the pipe (34) of drawing money on credit connects described collecting tank (2), and short arm (35) connects described cast steel shaft collar (4).
3. condensate water recovery device according to claim 2 is characterized in that: described dip-tube group comprises two tap holes (1), and an end of described collecting tank (2) connects two tap holes (1), and the other end connects described pumping elbow pipe (3).
4. condensate water recovery device according to claim 3 is characterized in that: described threeway branched pipe (6) connects one and only supplies air to enter the check valve (8) of described threeway branched pipe (6).
5. condensate water recovery device according to claim 4, it is characterized in that: described dip-tube group has three groups, interval 120 degree angles are arranged on the end of separating out of baker roller (18) respectively, and three collecting tanks (2) ring is located at described baker roller (18) and separates out on the outer wall of end.
CN2009100541035A 2009-06-29 2009-06-29 Recovery device for condensed water Active CN101598495B (en)

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Publication number Priority date Publication date Assignee Title
CN102135373B (en) * 2011-03-16 2012-08-29 江苏纵横浓缩干燥设备有限公司 Energy-saving pipe bundle drying machine
CN104457210A (en) * 2014-12-09 2015-03-25 成都丽雅纤维股份有限公司 Drying condensate water recovery device
CN111553157A (en) * 2020-04-08 2020-08-18 南通大学 Entity replacement-based dialog intention identification method

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Denomination of invention: Steam condensate recovering device for recovering flash steam

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Granted publication date: 20110928

Pledgee: Pudong Shanghai technology financing Company limited by guarantee

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Denomination of invention: Steam condensate recovering device for recovering flash steam

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Denomination of invention: Condensate recovery device

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