CN102698453A - Leading-out structure for condensate pipe in tube-type falling-film evaporator - Google Patents
Leading-out structure for condensate pipe in tube-type falling-film evaporator Download PDFInfo
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- CN102698453A CN102698453A CN2012101706145A CN201210170614A CN102698453A CN 102698453 A CN102698453 A CN 102698453A CN 2012101706145 A CN2012101706145 A CN 2012101706145A CN 201210170614 A CN201210170614 A CN 201210170614A CN 102698453 A CN102698453 A CN 102698453A
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Abstract
The invention discloses a leading-out structure for a condensate pipe in a tube-type film-falling evaporator. The leading-out structure comprises a heating chamber cylinder body and a separating chamber cylinder body which are overlapped in sequence from top to bottom; the water inlet of the condensate pipe is communicated with the lower end of the heating chamber cylinder body; the condensate pipe at the water inlet is fixed to the heating chamber cylinder body by welding; the water outlet of the condensate pipe extends out of the separating chamber cylinder body from the interior of the separating chamber cylinder body; the condensate pipe between the heating chamber cylinder body and the separating chamber cylinder body is arranged in the form of a horizontal S-shaped bend; moreover, the condensate pipe at the water outlet is supported in a packing box; the packing box is fixed to the outer wall of the separating chamber cylinder body in a sealed way; a gland packing is filled in the packing box; a gland is connected with the packing box fixedly; and the gland packing is compacted between the packing box and the outer wall of the condensate pipe by the gland. By using the leading-out structure, the deformation amount caused by the inconsistency of the swelling amount when the heating chamber cylinder body and the separating chamber cylinder body are heated can be absorbed, so that the phenomenon of a crack at the welding position of the condensate pipe is avoided effectively.
Description
Technical field
The present invention relates to the evaporimeter field, refer more particularly to the deriving structure of condensate pipe in the tube-type down-flow evaporator.
Background technology
Tube-type down-flow evaporator has that heat transfer property is good, evaporation intensity is high, evaporation efficiency is high, the advantage such as reliable, firm in structure that operates steadily, and therefore extensively applied in aluminium industry and the chemical industry equipment industry.The tube-type down-flow evaporator of superposed type is made up of heating clamber and the two large divisions of separation chamber up and down, and the steam in the heating clamber shell side carries out undergoing phase transition into condensed water after the heat exchange with the interior solution of tube side.Like Fig. 1, shown in Figure 2; The deriving structure of condensate pipe comprises in the present tube-type down-flow evaporator: superimposed successively up and down heating clamber cylindrical shell 1 and separation chamber's cylindrical shell 2; The lower ends of the water inlet of condensate pipe 3 and heating clamber cylindrical shell 1 is logical; The delivery port 31 of described condensate pipe 3 extend out to outside separation chamber's cylindrical shell 2 in separation chamber's cylindrical shell 2; Condensate pipe 3 between described heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2 is a straight pipe type, between the condensate pipe 3 of straight pipe type and heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2 all welded seal be fixedly connected.
Because heating clamber cylindrical shell 1 is inconsistent with the thermal expansion amount of separation chamber's cylindrical shell 2; And between the condensate pipe 3 of straight pipe type and heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2 all welding be fixedly connected; Therefore the condensate pipe 3 of straight pipe type can't eliminate thermal expansion amount inconsistent and produce in the horizontal direction with the deflection of vertical direction; Thereby cause the weld seam between condensate pipe 3 and heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2 to exist bigger local stress; And the solution in separation chamber's cylindrical shell 2 is alkaline solution, and under the working environment of caustic corrosion, weld seam very easily ftractures and causes revealing between condensate pipe 3 and heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2; And leak source is inner at evaporimeter, and maintenance also very bothers.
Summary of the invention
The problem that the present invention need solve be: provide a kind of and can effectively absorb inconsistent and deflection that cause, thereby avoid the deriving structure of condensate pipe in the tube-type down-flow evaporator of condensate pipe weld cracking by the thermal expansion amount of heating clamber cylindrical shell and separation chamber's cylindrical shell.
For addressing the above problem; The technical scheme that the present invention adopts is: the deriving structure of condensate pipe in the tube-type down-flow evaporator comprises: superimposed successively up and down heating clamber cylindrical shell and separation chamber's cylindrical shell, and the lower ends of the water inlet of condensate pipe and heating clamber cylindrical shell is logical; And the condensate pipe of water inlet and the welding of heating clamber cylindrical shell are fixing; The delivery port of described condensate pipe extend out in separation chamber's cylindrical shell outside separation chamber's cylindrical shell, and the condensate pipe between heating clamber cylindrical shell and separation chamber's cylindrical shell is the crooked setting of horizontal S type, and the condensate pipe at delivery port place is bearing in the stuffing box; Described stuffing box sealing and fixing is arranged on the outer wall of separation chamber's cylindrical shell; Be provided with airtight and watertight padding in the described stuffing box, gland is fixedly connected with stuffing box, and gland is pressed on airtight and watertight padding between stuffing box and the condensate pipe outer wall.
Further, the deriving structure of condensate pipe in the aforesaid tube-type down-flow evaporator, wherein, described stuffing box is the annular stuffing box.
Advantage of the present invention is: the condensate pipe between heating clamber cylindrical shell and the separation chamber's cylindrical shell is the crooked setting of horizontal S type; And the condensate pipe at delivery port place is bearing in utilizes in the stuffing box that airtight and watertight padding seals; Inconsistent by heating clamber cylindrical shell and separation chamber's cylindrical shell swell increment like this and deflection that causes just can be absorbed by the elbow part in the condensate pipe; In addition because airtight and watertight padding has flexibility, and condensate pipe can form micro-displacement in airtight and watertight padding, come further to absorb inconsistent and the horizontal direction that causes and the deflection of vertical direction by heating clamber cylindrical shell and separation chamber's cylindrical shell swell increment with this; Thereby effectively avoided the phenomenon of condensate pipe weld cracking to take place.
Description of drawings
Fig. 1 is the structural representation of the deriving structure of condensate pipe in the tube-type down-flow evaporator described in the background technology.
Fig. 2 is the structural representation that Fig. 1 overlooks direction.
Fig. 3 is the structural representation of the deriving structure of condensate pipe in the tube-type down-flow evaporator of the present invention.
Fig. 4 is the structural representation that Fig. 3 overlooks direction.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further detailed description.
Like Fig. 3, shown in Figure 4; The deriving structure of condensate pipe in the tube-type down-flow evaporator; Comprise: superimposed successively up and down heating clamber cylindrical shell 1 and separation chamber's cylindrical shell 2; The lower ends of the water inlet of condensate pipe 3 and heating clamber cylindrical shell 1 is logical, and the condensate pipe 3 of water inlet is fixing with 1 welding of heating clamber cylindrical shell, and the delivery port 31 of described condensate pipe 3 extend out to outside separation chamber's cylindrical shell 2 in separation chamber's cylindrical shell 2; Condensate pipe 3 between heating clamber cylindrical shell 1 and separation chamber's cylindrical shell 2 is the crooked setting of horizontal S type; And the condensate pipe 3 at delivery port 31 places is bearing in the annular stuffing box 4, and 4 seal welds of described annular annular packing case are connected on the outer wall of separation chamber's cylindrical shell 2, are provided with airtight and watertight padding 5 in the described annular stuffing box 4; Gland 6 is fixedly connected with annular stuffing box 4, and gland 6 is pressed on airtight and watertight padding 5 between annular stuffing box 4 and condensate pipe 3 outer walls.
In sum; Advantage of the present invention is: the condensate pipe 3 between heating clamber cylindrical shell 1 and the separation chamber's cylindrical shell 2 is the crooked setting of horizontal S type; And the condensate pipe 3 at delivery port place is bearing in the annular stuffing box 4; Utilize airtight and watertight padding 5 to seal, inconsistent by heating clamber cylindrical shell 1 and separation chamber's cylindrical shell 2 swell incremenies like this and the deflection that causes just can be absorbed by the elbow part in the condensate pipe 3; In addition because airtight and watertight padding 5 has flexibility, and condensate pipe 3 can form micro-displacement airtight and watertight padding 5 in, come further absorption and the horizontal direction that cause and the deflection of vertical direction inconsistent by heating clamber cylindrical shell 1 and separation chamber's cylindrical shell 2 swell incremenies with this; Thereby effectively avoided the phenomenon of condensate pipe 3 welds crackings to take place.Leak source of the present invention in addition---the sealing of stuffing-box formula is in outside the tube-type down-flow evaporator; Overhaul very convenient, in service, even if airtight and watertight padding 5 places find that leakage is arranged; Also can carry out the replacing or the encapsulation process of airtight and watertight padding 5 easily, can not cause too big influence the operation of tube-type down-flow evaporator.
Claims (2)
1. the deriving structure of condensate pipe in the tube-type down-flow evaporator; Comprise: superimposed successively up and down heating clamber cylindrical shell and separation chamber's cylindrical shell; The lower ends of the water inlet of condensate pipe and heating clamber cylindrical shell is logical, and the condensate pipe of water inlet fixes with the welding of heating clamber cylindrical shell, and the delivery port of described condensate pipe extend out to outside separation chamber's cylindrical shell in separation chamber's cylindrical shell; It is characterized in that: the condensate pipe between heating clamber cylindrical shell and separation chamber's cylindrical shell is the crooked setting of horizontal S type; And the condensate pipe at delivery port place is bearing in the stuffing box, and described stuffing box sealing and fixing is arranged on the outer wall of separation chamber's cylindrical shell, is provided with airtight and watertight padding in the described stuffing box; Gland is fixedly connected with stuffing box, and gland is pressed on airtight and watertight padding between stuffing box and the condensate pipe outer wall.
2. the deriving structure of condensate pipe in the tube-type down-flow evaporator according to claim 1 is characterized in that: described stuffing box is the annular stuffing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170614.5A CN102698453B (en) | 2012-05-29 | 2012-05-29 | Leading-out structure for condensate pipe in tube-type falling-film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170614.5A CN102698453B (en) | 2012-05-29 | 2012-05-29 | Leading-out structure for condensate pipe in tube-type falling-film evaporator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102698453A true CN102698453A (en) | 2012-10-03 |
| CN102698453B CN102698453B (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210170614.5A Active CN102698453B (en) | 2012-05-29 | 2012-05-29 | Leading-out structure for condensate pipe in tube-type falling-film evaporator |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155433Y (en) * | 1992-09-22 | 1994-02-09 | 朱宇航 | Waist heat recovery plant for use in heat and power station |
| US5840159A (en) * | 1996-09-30 | 1998-11-24 | Rosenblad; Axel E. | Marine evaporator for fresh water production |
| CN2823307Y (en) * | 2005-04-13 | 2006-10-04 | 天津市恒脉机电科技有限公司 | Pipe type falling-film evaporator |
| CN201404796Y (en) * | 2009-05-11 | 2010-02-17 | 石家庄正元塔器设备有限公司 | Water-tube reactor |
| CN102000434A (en) * | 2010-11-22 | 2011-04-06 | 苏州市中衡压力容器制造有限公司 | Condensed gas and condensed water guide mechanism of plate falling film evaporator |
| CN202605755U (en) * | 2012-05-29 | 2012-12-19 | 张家港化工机械股份有限公司 | Tubular leading-out structure of condensate pipe in tubular falling film evaporator |
-
2012
- 2012-05-29 CN CN201210170614.5A patent/CN102698453B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155433Y (en) * | 1992-09-22 | 1994-02-09 | 朱宇航 | Waist heat recovery plant for use in heat and power station |
| US5840159A (en) * | 1996-09-30 | 1998-11-24 | Rosenblad; Axel E. | Marine evaporator for fresh water production |
| CN2823307Y (en) * | 2005-04-13 | 2006-10-04 | 天津市恒脉机电科技有限公司 | Pipe type falling-film evaporator |
| CN201404796Y (en) * | 2009-05-11 | 2010-02-17 | 石家庄正元塔器设备有限公司 | Water-tube reactor |
| CN102000434A (en) * | 2010-11-22 | 2011-04-06 | 苏州市中衡压力容器制造有限公司 | Condensed gas and condensed water guide mechanism of plate falling film evaporator |
| CN202605755U (en) * | 2012-05-29 | 2012-12-19 | 张家港化工机械股份有限公司 | Tubular leading-out structure of condensate pipe in tubular falling film evaporator |
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| Publication number | Publication date |
|---|---|
| CN102698453B (en) | 2014-07-16 |
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Owner name: SUZHOU TIANWO TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHANGJIAGANG CHEMICAL MACHINERY CO., LTD. |
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Address after: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city after Cheng Cheng Yang Lu Patentee after: Suzhou Tian Wo Science and Technology Co., Ltd. Address before: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city after Cheng Cheng Yang Road Zhangjiagang chemical machinery Limited by Share Ltd Patentee before: Zhangjiagang Chamical Machinery Co., Ltd. |
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Effective date of registration: 20170907 Address after: 215632, Linjiang Road, Changshan village, Nansha Town, Zhangjiagang, Jiangsu, Suzhou 1, China Patentee after: Chang Hua machine (Suzhou) heavy equipment Co., Ltd. Address before: Suzhou City, Jiangsu province 215633 gold town Zhangjiagang city after Cheng Cheng Yang Lu Patentee before: Suzhou Tian Wo Science and Technology Co., Ltd. |