CN203310298U - Vertical type heat recovery heat exchanging device - Google Patents
Vertical type heat recovery heat exchanging device Download PDFInfo
- Publication number
- CN203310298U CN203310298U CN2013202011016U CN201320201101U CN203310298U CN 203310298 U CN203310298 U CN 203310298U CN 2013202011016 U CN2013202011016 U CN 2013202011016U CN 201320201101 U CN201320201101 U CN 201320201101U CN 203310298 U CN203310298 U CN 203310298U
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- heat exchanging
- pipe plate
- upper pipe
- perforated plate
- vertical type
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Abstract
The utility model discloses a vertical type heat recovery heat exchanging device. The problems that due to the fact that non-condensable gases in an existing vertical type heat recovery heat exchanging device are exhausted difficultly, the heat exchanging of an upper pipe plate is affected, the upper pipe plate becomes invalid easily at the high temperature, and the upper pipe plate is broken are solved. According to the technical scheme, the vertical type heat recovery heat exchanging device comprises a shell body, and the interior of the shell body is divided into an upper pipe box, a shell side barrel body and a lower pipe box through an upper pipe plate and a lower pipe plate. A plurality of heat exchanging pipes are arranged inside the shell side barrel body. The two ends of each heat exchanging pipe penetrate through the upper pipe plate and the lower pipe plate to be communicated with the upper pipe box and the lower pipe box respectively, and the upper pipe plate is a pipe plate extending downwards along the central line of the shell body to form a middle protrusion. The vertical type heat recovery heat exchanging device is simple in structure and good in heat exchanging effect, the phenomenon that the non-condensable gases are accumulated excessively is effectively avoided, the service life of the upper pipe plate is prolonged, and the safety operation of the system is guaranteed.
Description
Technical field
The utility model relates to a kind of heat transmission equipment, specifically a kind of vertical heat recovery heat exchange device.
Background technology
Vertical Heat reclaims the shell-side cylinder that heat transmission equipment (as heat exchanger or waste heat boiler) comprises the upper tube box, lower tube box and the stage casing that are separated to form by upper and lower tube sheet, in shell-side cylinder, is provided with many heat exchanger tubes that are communicated with upper and lower bobbin carriage.Need the thermal medium (gas or liquid) of heat exchange to walk tube side (comprising upper tube box, heat exchanger tube and lower tube box), cooling medium (as cooling water) is walked shell side, and the gas-liquid mixture evaporated during heat exchange can be discharged by the vapour-liquid outlet of shell side.Described tube sheet adopts flat tube sheet usually, there are the following problems for the tube sheet of this structure: the cooling medium of shell side carries out heat exchange with the interior thermal medium of recovery heat exchanger tube, and generation contains height, in or the gas-liquid mixture of low-pressure steam, described gas-liquid mixture rises and discharges through the gas liquid outlet pipe, when producing steam, incoagulable gas in cooling medium also is evaporated in the lump and rises to the upper perforated plate below, due between upper perforated plate and gas liquid outlet pipe because of the reason of Welding Structure and arrangement, the gas liquid outlet pipe can't be arranged too near upper perforated plate, therefore have all the time a segment distance between gas liquid outlet tube and tube plate, this has just formed the space that incoagulable gas is assembled, the incoagulable gas in this space can hinder cooling to upper perforated plate of cooling water or cooling medium, affect the heat transfer effect between thermal medium and cooling medium, very easily cause the overheated of tube sheet, tube sheet was at high temperature lost efficacy, even cause heat exchanger tube and upper perforated plate junction Yin Gaowen and stretching action and fracture.If separately establish blast pipe in shell-side cylinder, carry out the manually-operated exhaust, in case operation often causes the overheated while of tube sheet that steam is discharged from incoagulable gas not in time, cause energy waste.
Summary of the invention
The purpose of this utility model is in order to solve the problems of the technologies described above, and a kind of simple in structure, good effect of heat exchange is provided, effectively avoids incoagulable gas too much to assemble, extend upper perforated plate service life, guarantees the vertical heat recovery heat exchange device of system safety operation.
Technical scheme comprises and is provided with housing, in described housing, be separated into upper tube box, shell-side cylinder and lower tube box by upper perforated plate and lower perforated plate, in described shell-side cylinder, be provided with many heat exchanger tubes, the two ends of described heat exchanger tube are passed upper and lower tube sheet and with upper and lower bobbin carriage, are communicated with respectively, and described upper perforated plate is for forming the tube sheet of middle part projection downwards along the housing center line.
Described upper perforated plate is for forming the taper shape of middle part projection downwards along the housing center line.
Described conical cone angle is 5
0～15
0.
The utility model is by the improvement of upper perforated plate shape, by the flat tube plate structure in past change into along the housing center line downwards, form the tube sheet of the conical structure of middle part projection, make like this upper perforated plate form the structure that middle part is low, periphery is high.Described lower perforated plate, except taper shape, can also be arch, but compared to arch, conical lower on manufacture difficulty, and experiment showed, that taper shape is more conducive to on-condensible gas and assembles to the periphery of lower perforated plate below.
Said structure has following benefit: even the distance between vapour-liquid outlet and upper perforated plate still remains unchanged, but pass through the upper perforated plate structural change, the minimum point that makes upper perforated plate is lower than the horizontal plane position of gas liquid outlet pipe, like this because incoagulable gas density is low, during rising, can be gathered in the periphery of upper perforated plate below, can with steam, be discharged by the gas liquid outlet pipe smoothly like this, thereby guarantee that at least the middle part of upper perforated plate can be in the cooling state of the medium that is cooled for a long time.Even upper perforated plate can not all contact with cooling water or cooling medium, also can conduct heat by the middle part contacted with cooling medium, reduce the metal temperature of whole upper perforated plate, reach whole upper perforated plate is carried out to cooling purpose, slowed down the destruction of heat exchanger tube and upper perforated plate junction high temperature and stress, also effectively improved the heat exchange efficiency of thermal medium, thereby greatly extended the service life of upper perforated plate, avoided energy waste, made the safe and reliable operation of equipment energy.The utility model can be used for the various vertical heat exchanging equipment commonly used such as vertical heat recovering heat exchanger or waste heat boiler.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is that cut-away view amplifies in the A section of Fig. 1.
Wherein, 1-thermal medium outlet; The 2-lower tube box; The 3-lower perforated plate; 4-cooling medium inlet pipe; The 5-shell-side cylinder; The 6-heat exchanger tube; The 7-upper perforated plate; 8-thermal medium inlet tube; The 9-upper tube box; The 10-blast pipe; 11-gas liquid outlet pipe; The 12-housing.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further explained to explanation:
With reference to Fig. 1, described housing 12 is provided with blast pipe 11, thermal medium inlet tube 8, thermal medium outlet 1, cooling medium inlet pipe 4, gas liquid outlet pipe 11, described housing 12 is by by upper, lower perforated plate 7, 3 are separated into the upper tube box 9 of epimere, the shell-side cylinder 5 in stage casing and the lower tube box 2 of hypomere, in described shell-side cylinder 5, be provided with many heat exchanger tubes 6, the two ends of described heat exchanger tube 6 are passed, lower perforated plate 7, 3 are communicated with upper tube box 9 and lower tube box 2 respectively, said structure has formed with blast pipe 10 in housing, thermal medium inlet tube 8, upper tube box 9, heat exchanger tube 6, the tube side that lower tube box 2 and thermal medium outlet 1 are interconnected, and cooling medium inlet pipe 4, the shell side that shell-side cylinder 5 and gas liquid outlet pipe 11 are interconnected.Wherein, upper perforated plate 7 is for forming the conical tube sheet of middle part projection downwards along housing 12 center lines.Described conical cone angle is 5
0～15
0.
While carrying out heat exchange, thermal medium is entered upper tube box 9, through heat exchanger tube 6 and the cooling medium in shell-side cylinder 5, is carried out heat exchange again by thermal medium inlet tube 8, and the lower tube box 2 of finally flowing through is discharged by thermal medium outlet 1, and the gas in thermal medium can be discharged by exhaust outlet 10, cooling medium (adopting cooling water in the present embodiment) is entered in shell-side cylinder 5 by cooling medium inlet pipe 4, with thermal medium heat exchange in heat exchanger tube 6 and generate a large amount of steam, on-condensible gas in cold medium also is heated and also is evaporated together simultaneously, with steam, rise to together the below of upper plate pipe 7, because upper perforated plate 7 is conical, middle part is lower, periphery is higher, and on-condensible gas density is lower, therefore on-condensible gas can be gathered in the below of upper perforated plate 7 peripheries, thereby can with steam, be discharged by gas liquid outlet pipe 11 smoothly, and the middle part of upper perforated plate 7 is due to the obstruct that there is no on-condensible gas, the middle part that guarantees upper perforated plate 7 can be in the cooling state of the medium that is cooled for a long time, can not cause local temperature too high, solved the variety of issue that flat tube sheet brings thus.
Claims (3)
1. vertical heat recovery heat exchange device, comprise housing, in described housing, be separated into upper tube box, shell-side cylinder and lower tube box by upper perforated plate and lower perforated plate, in described shell-side cylinder, be provided with many heat exchanger tubes, the two ends of described heat exchanger tube are passed upper and lower tube sheet and with upper and lower bobbin carriage, are communicated with respectively, it is characterized in that, described upper perforated plate is for forming the tube sheet of middle part projection downwards along the housing center line.
2. vertical heat recovery heat exchange device as claimed in claim 1, is characterized in that, described upper perforated plate is for forming the conical tube sheet of middle part projection downwards along the housing center line.
3. vertical heat recovery heat exchange device as claimed in claim 2, is characterized in that, described conical cone angle is 5
0～15
0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202011016U CN203310298U (en) | 2013-04-19 | 2013-04-19 | Vertical type heat recovery heat exchanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202011016U CN203310298U (en) | 2013-04-19 | 2013-04-19 | Vertical type heat recovery heat exchanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203310298U true CN203310298U (en) | 2013-11-27 |
Family
ID=49616502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202011016U Expired - Lifetime CN203310298U (en) | 2013-04-19 | 2013-04-19 | Vertical type heat recovery heat exchanging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203310298U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296118A (en) * | 2014-10-14 | 2015-01-21 | 常州大学 | Upright tube plate evaporator |
| CN104406450A (en) * | 2014-11-18 | 2015-03-11 | 广州达意隆包装机械股份有限公司 | Sealing seat of tubular heat exchanger and tubular heat exchanger |
| CN109973964A (en) * | 2019-04-09 | 2019-07-05 | 华陆工程科技有限责任公司 | A kind of flexible sheet taper tube sheet vertical waste heat boiler |
| CN113035400A (en) * | 2021-03-05 | 2021-06-25 | 哈尔滨工程大学 | Passive high-efficient heat exchanger of sparse membrane formula containment |
-
2013
- 2013-04-19 CN CN2013202011016U patent/CN203310298U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296118A (en) * | 2014-10-14 | 2015-01-21 | 常州大学 | Upright tube plate evaporator |
| CN104406450A (en) * | 2014-11-18 | 2015-03-11 | 广州达意隆包装机械股份有限公司 | Sealing seat of tubular heat exchanger and tubular heat exchanger |
| CN109973964A (en) * | 2019-04-09 | 2019-07-05 | 华陆工程科技有限责任公司 | A kind of flexible sheet taper tube sheet vertical waste heat boiler |
| CN113035400A (en) * | 2021-03-05 | 2021-06-25 | 哈尔滨工程大学 | Passive high-efficient heat exchanger of sparse membrane formula containment |
| CN113035400B (en) * | 2021-03-05 | 2023-01-03 | 哈尔滨工程大学 | Passive high-efficiency heat exchanger of sparse-membrane containment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |