CN101307968B - Completely detachable and assembled shell type heat exchanger possessing rapid desmutting function - Google Patents
Completely detachable and assembled shell type heat exchanger possessing rapid desmutting function Download PDFInfo
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- CN101307968B CN101307968B CN2008100649257A CN200810064925A CN101307968B CN 101307968 B CN101307968 B CN 101307968B CN 2008100649257 A CN2008100649257 A CN 2008100649257A CN 200810064925 A CN200810064925 A CN 200810064925A CN 101307968 B CN101307968 B CN 101307968B
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Abstract
The invention provides a totally detachable pipe shell heat exchanger with quick filth removal function, relating to a pipe shell heat exchanger, aiming at the problems that the prior secondary sewage heat exchanger has a complicated integral structure, is inconvenient in disassembly, assembly and washing and consumes much time and labor in removing the filth, is easy to block a heat exchange tube, and has great heat (refrigeration capacity) loss. A heat exchange cavity is respectively detachably connected with a water inlet cavity and a water outlet cavity of circulating water or a refrigerant; two choke plug clapboards in the heat exchange cavity and a plurality of intermediate diaphragms are arranged up and down alternatively; rubber pads in the intermediate diaphragms are detachably connected with two splints; rubber pads of the choke plug clapboards are detachably connected with two choke plug splints; one end of a rotating shaft passes through a first tube plate, choke plug clapboards and the plurality of intermediate diaphragms of the heat exchange cavity and is arranged on a second tube plate of the heat exchange cavity; and the rotating shaft is in threaded connection with the two choke plug clapboards and a plurality of intermediate diaphragms. The totally detachable pipe shell heat exchanger has a simple structure, convenient disassembly, assembly and washing, and less heat (refrigeration capacity) loss, can guarantee high-efficiency operation of the pipe shell heat exchanger and prolong the service life of the pipe shell heat exchanger.
Description
Technical field
The present invention relates to a kind of shell-and-tube heat exchanger.
Background technology
At present; the development of B-grade sewage heat pump rapidly; but the scrubbing problem of its core heat exchanger can not solve (also there are same problem in seawater, lake water, river heat pump) always well; the sewage heat exchanger scrubbing be sewage source heat pump development need one of problem that solves (draw from Huang Guoqi. the development and application of urban sewage source heat pump. fluid machinery; 2005; 33 (6): 77.), most of heat exchanger all adopts the mode of shutting down artificial cleaning to come scrubbing.Summary is got up, present B-grade sewage heat exchanger is removed dirt and had following shortcoming: 1, dismounting is cleaned very inconvenient, consumption worker consuming time is more, increased the great number labour cost, and complicated integral structure, easily block heat exchanger tube, and adopt the high flow rate dirt removal well beyond the economically feasible scope, be CN 101122452A, open day be that the patent of invention that February 13 in 2008, day, were called " shell-and-tube heat exchanger heat-exchanging tube bundle high-head brute force rotate flushing method for separating polluted particles and device " just exists the problems referred to above as patent publication No..2, recirculated water or cold-producing medium are walked shell side and the environment temperature temperature difference is bigger, the loss of heat (cold) amount many (draw from: Zhu engages hat volume, heat exchanger principle and calculating. Beijing: publishing house of Tsing-Hua University, 1985 (4): 257.).
Summary of the invention
The objective of the invention is to exist dismounting to clean inconvenience for solving present B-grade sewage heat exchanger removing dirt, consumption worker consuming time is more, increased the great number labour cost, and complicated integral structure, easily block heat exchanger tube, shell side walked by recirculated water or cold-producing medium and the environment temperature temperature difference is bigger, and the loss of heat (cold) amount is many, and adopt the problem of high flow rate dirt removal, and then provide a kind of complete removable shell-and-tube heat exchanger with rapid decontamination function well beyond the economically feasible scope.
The present invention addresses the above problem the technical scheme of taking to be: shell-and-tube heat exchanger of the present invention comprises housing, heat-exchanging tube bundle, a plurality of central dividing plate and two plug dividing plates; Described shell-and-tube heat exchanger also comprises rotating shaft, two sealed bearings and a plurality of back-up ring; Described housing is by recirculated water or cold-producing medium water inlet cavity, heat exchange cavity and recirculated water or cold-producing medium water outlet cavity are formed, described heat exchanging chamber body is positioned between recirculated water or cold-producing medium water inlet cavity and recirculated water or the cold-producing medium water outlet cavity, the heat exchange cavity removably connects with recirculated water or cold-producing medium water inlet cavity and recirculated water or cold-producing medium water outlet cavity respectively, be respectively equipped with sewage inlet and sewage outlet on the top sidewall of heat exchange cavity and the bottom sidewall, described two plug dividing plates are separately positioned on the two ends in the heat exchange cavity, be provided with described a plurality of central dividing plate vertically in the heat exchange cavity between two plug dividing plates, two plug dividing plates and a plurality of central dividing plate alternatively up and down are provided with, described each central dividing plate is made up of two clamping plate and rubber blanket, centre and three that described rubber blanket is positioned at two clamping plate removably connect, described each plug dividing plate is made up of two plug clamping plate and Rubber washer, centre and three that described Rubber washer is positioned at two plug clamping plate removably connect, and described heat exchange cavity is by the heat exchange cylindrical shell, first tube sheet and second tube sheet are formed; Described first tube sheet is arranged on the heat exchange cylindrical shell of close recirculated water or cold-producing medium water outlet cavity one end, described second tube sheet is arranged on the heat exchange cylindrical shell of close recirculated water or cold-producing medium water inlet cavity one end, first tube sheet and second tube sheet removably connect with the heat exchange cylindrical shell respectively, described heat-exchanging tube bundle passes two plug dividing plates and a plurality of central dividing plate is contained in respectively on first tube sheet and second tube sheet, the described back-up ring of axial location is equipped with at the two ends of every heat exchanger tube respectively, the heat-exchanging tube bundle and first tube sheet and second tube sheet removably connect, the sidewall of described rotating shaft is provided with external screw thread, one end of rotating shaft passes recirculated water or cold-producing medium water outlet cavity, first tube sheet, screwed hole and the screwed hole on a plurality of central dividing plate on two plug dividing plates are contained on second tube sheet, rotating shaft is threaded with two plug dividing plates and a plurality of central dividing plate, between rotating shaft and recirculated water or the cold-producing medium water outlet cavity and between the rotating shaft and first tube sheet described sealed bearing is housed respectively.
The invention has the beneficial effects as follows: one, scale removal in housing without the dismounting shell and tube exchanger, makes parts extend service life.Two, the function that has automatic cleaning has been saved labour and expense.Three, it is consuming time to shorten scrubbing greatly, need not shut down during scrubbing, and the service efficiency of equipment improves greatly.Four, entire equipment dismounting fully when the Rubber washer in rubber blanket in the central dividing plate interlayer and/or the plug dividing plate interlayer is aging and can remove trade-in during scrubbing well, guarantees to increase the service life shell and tube exchanger energy efficient operation.Five, recirculated water or cold-producing medium are walked tube side, and sewage is walked shell side, have broken in the traditional design sewage and have walked the idea that tube side, recirculated water or cold-producing medium are walked shell side, have reduced shell and tube exchanger and circumstance of temperature difference, reduce the loss of heat (cold) amount.
Description of drawings
Fig. 1 is an overall structure front view of the present invention, Fig. 2 is the A-A cutaway view of Fig. 1, Fig. 3 is the front view of central dividing plate 3, Fig. 4 is the B portion enlarged drawing of Fig. 3, Fig. 5 is the left view of Fig. 3, and Fig. 6 is the front view of plug dividing plate 4, and Fig. 7 is the left view of Fig. 6, Fig. 8 is the structural representation of the specific embodiment five, and Fig. 9 is the structural representation of the specific embodiment six.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1～Fig. 7 present embodiment is described, the shell-and-tube heat exchanger of present embodiment comprises housing 1, heat-exchanging tube bundle 2, a plurality of central dividing plate 3 and two plug dividing plates 4; Described shell-and-tube heat exchanger also comprises rotating shaft 12, two sealed bearings 18 and a plurality of back-up rings 26; Described housing 1 is by recirculated water or cold-producing medium water inlet cavity 7, heat exchange cavity 5 and recirculated water or cold-producing medium water outlet cavity 6 are formed, described heat exchange cavity 5 is between recirculated water or cold-producing medium water inlet cavity 7 and recirculated water or cold-producing medium water outlet cavity 6, heat exchange cavity 5 removably connects with recirculated water or cold-producing medium water inlet cavity 7 and recirculated water or cold-producing medium water outlet cavity 6 respectively, the lower end sidewall of recirculated water or cold-producing medium water inlet cavity 7 is provided with recirculated water or cold-producing medium water inlet 28, the upper end sidewall of recirculated water or cold-producing medium water outlet cavity 6 is provided with recirculated water or cold-producing medium delivery port 29, be respectively equipped with sewage inlet 8 and sewage outlet 9 on the top sidewall of heat exchange cavity 5 and the bottom sidewall, described two plug dividing plates 4 are separately positioned on the two ends in the heat exchange cavity 5, be provided with described a plurality of central dividing plate 3 vertically in the heat exchange cavity 5 between two plug dividing plates 4, two plug dividing plates 4 and a plurality of central dividing plate 3 alternatively up and down settings, described each central dividing plate 3 is made up of two clamping plate 10 and rubber blanket 11, centre and three that described rubber blanket 11 is positioned at two clamping plate 10 removably connect, described each plug dividing plate 4 is made up of two plug clamping plate 13 and Rubber washer 14, centre and three that described Rubber washer 14 is positioned at two plug clamping plate 13 removably connect, and described heat exchange cavity 5 is by heat exchange cylindrical shell 24, first tube sheet 15 and second tube sheet 16 are formed; Described first tube sheet 15 is arranged on the heat exchange cylindrical shell 24 of close recirculated water or cold-producing medium water outlet cavity 6 one ends, described second tube sheet 16 is arranged on the heat exchange cylindrical shell 24 of close recirculated water or cold-producing medium water inlet cavity 7 one ends, first tube sheet 15 and second tube sheet 16 removably connect with heat exchange cylindrical shell 24 respectively, described heat-exchanging tube bundle 2 passes two plug dividing plates 4 and a plurality of central dividing plate 3 is contained in respectively on first tube sheet 15 and second tube sheet 16, the described back-up ring 26 of axial location is equipped with at the two ends of every heat exchanger tube 17 respectively, the heat-exchanging tube bundle 2 and first tube sheet 15 and second tube sheet 16 removably connect, the sidewall of described rotating shaft 12 is provided with external screw thread, one end of rotating shaft 12 passes recirculated water or cold-producing medium water outlet cavity 6, first tube sheet 15, screwed hole and the screwed hole on a plurality of central dividing plate 3 on two plug dividing plates 4 are contained on second tube sheet 16, rotating shaft 12 is threaded with two plug dividing plates 4 and a plurality of central dividing plate 3, between rotating shaft 12 and recirculated water or the cold-producing medium water outlet cavity 6 and between the rotating shaft 12 and first tube sheet 15 described sealed bearing 18 is housed respectively, heat exchanger tube 17 is a copper pipe.The present invention also can make the multitube journey.
The specific embodiment two: present embodiment is described in conjunction with Fig. 1 and Fig. 3～Fig. 7, the rubber blanket 11 of present embodiment is provided with and the identical pore 19 of heat exchanger tube 17 quantity that passes, be positioned at pore 19 positions on the rubber blanket 11 on described two clamping plate 10 and be provided with heat exchanger tube and penetrate hole 20, the outer wall of the heat exchanger tube 17 in the described pore 19 that passes rubber blanket 11 contacts with the inwall of the pore 19 of rubber blanket 11; Described Rubber washer 14 is provided with and the identical pore 21 of heat exchanger tube 17 quantity that passes, pore 21 positions that are positioned at Rubber washer 14 on two plug clamping plate 13 are provided with hole 22, the outer wall of the heat exchanger tube 17 in the described pore that passes Rubber washer 14 21 contacts with the inwall of the pore 21 of Rubber washer 14, and the microcephaly of described plug dividing plate 4 holds 30 to be provided with a plurality of sewage and to pass through hole 23.So be provided with, simple in structure, change rubber blanket 11 and Rubber washer 14 easily.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 1 present embodiment is described, the other end of the rotating shaft 12 of present embodiment is provided with handle 25.So be provided with, make things convenient for rotating shaft 12 to rotate.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment four: in conjunction with Fig. 1 present embodiment is described, an end of the rotating shaft 12 of present embodiment is contained on second tube sheet 16 by shaft seating 27.So be provided with, be convenient to rotating shaft 12 location is installed.Other composition and annexation are identical with the specific embodiment one or four.
The specific embodiment five: present embodiment is described in conjunction with Fig. 8, present embodiment is an embodiment who technical scheme of the present invention is applied to the sewage heat exchange station, in the winter time, the secondary effluent of sewage treatment plant is driven in the heat exchanger 31 of the present invention by water pump 30, carries out heat exchange with recirculated water 32.Wherein sewage is walked shell side, and recirculated water is walked tube side, and the two carries out countercurrent flow, and sewage is passed to recirculated water 32 with heat.In heat transfer process, regularly carry out the automatic scrubbing in the heat exchanger 31.Utilize source pump that the heat in the recirculated water 32 is supplied with hot user then.
The specific embodiment six: present embodiment is described in conjunction with Fig. 9, present embodiment is another embodiment that technical scheme of the present invention is applied to the sewage heat exchange station, sewage and cold-producing medium 33 direct heat transfers, the secondary effluent of sewage treatment plant is driven in the heat exchanger 31 of the present invention by water pump 30, carries out heat exchange with cold-producing medium 33.Wherein sewage is walked shell side, and cold-producing medium 33 is walked tube side, and the two carries out countercurrent flow, and sewage is passed to cold-producing medium 33 with heat.In heat transfer process, regularly carry out the automatic scrubbing in the heat exchanger 31.The cold-producing medium 33 that comes out from heat exchanger 31 is sent to heat transferred hot user's recirculated water again, at last heat is delivered to hot user.
In above two kinds of embodiments, when the shell-and-tube heat exchanger operation time limit is longer, Rubber washer in the shell-and-tube heat exchanger and rubber gasket abrasion or aging.At this moment can take shell-and-tube heat exchanger apart, change Rubber washer and rubber blanket, thereby ensure the efficient operation of shell-and-tube heat exchanger, the service life of improving entire equipment.
Operation principle is: sewage is walked shell side, and recirculated water or cold-producing medium are walked tube side, and artificial forward and reverse rotation rotating shaft during scrubbing make plug dividing plate and a plurality of central dividing plate move vertically by the screw thread in the rotating shaft.Swipe by the heat exchanging tube bank that moves back and forth of Rubber washer and rubber blanket this moment, so just removed attached to the dirt on the heat-exchanging tube bundle outer wall.
Claims (4)
1. complete removable shell-and-tube heat exchanger with rapid decontamination function, described shell-and-tube heat exchanger comprises housing (1), heat-exchanging tube bundle (2), a plurality of central dividing plate (3) and two plug dividing plates (4); It is characterized in that: described shell-and-tube heat exchanger also comprises rotating shaft (12), two sealed bearings (18) and a plurality of back-up ring (26); Described housing (1) is by recirculated water or cold-producing medium water inlet cavity (7), heat exchange cavity (5) and recirculated water or cold-producing medium water outlet cavity (6) are formed, described heat exchange cavity (5) is positioned between recirculated water or cold-producing medium water inlet cavity (7) and recirculated water or the cold-producing medium water outlet cavity (6), heat exchange cavity (5) removably connects with recirculated water or cold-producing medium water inlet cavity (7) and recirculated water or cold-producing medium water outlet cavity (6) respectively, be respectively equipped with sewage inlet (8) and sewage outlet (9) on the top sidewall of heat exchange cavity (5) and the bottom sidewall, described two plug dividing plates (4) are separately positioned on the two ends in the heat exchange cavity (5), be provided with described a plurality of central dividing plate (3) vertically in the heat exchange cavity (5) between two plug dividing plates (4), two plug dividing plates (4) and a plurality of central dividing plates (3) alternatively up and down setting, described each central dividing plate (3) is made up of two clamping plate (10) and rubber blanket (11), centre and three that described rubber blanket (11) is positioned at two clamping plate (10) removably connect, described each plug dividing plate (4) is made up of two plug clamping plate (13) and Rubber washer (14), centre and three that described Rubber washer (14) is positioned at two plug clamping plate (13) removably connect, and described heat exchange cavity (5) is by heat exchange cylindrical shell (24), first tube sheet (15) and second tube sheet (16) are formed; Described first tube sheet (15) is arranged on the heat exchange cylindrical shell (24) of close recirculated water or cold-producing medium water outlet cavity (6) one ends, described second tube sheet (16) is arranged on the heat exchange cylindrical shell (24) of close recirculated water or cold-producing medium water inlet cavity (7) one ends, first tube sheet (15) and second tube sheet (16) removably connect with heat exchange cylindrical shell (24) respectively, described heat-exchanging tube bundle (2) passes two plug dividing plates (4) and a plurality of central dividing plate (3) is contained in respectively on first tube sheet (15) and second tube sheet (16), the described back-up ring (26) of axial location is equipped with at the two ends of every heat exchanger tube (17) respectively, heat-exchanging tube bundle (2) removably connects with first tube sheet (15) and second tube sheet (16), the sidewall of described rotating shaft (12) is provided with external screw thread, one end of rotating shaft (12) passes recirculated water or cold-producing medium water outlet cavity (6), first tube sheet (15), screwed hole on screwed hole on two plug dividing plates (4) and a plurality of central dividing plate (3) is contained on second tube sheet (16), rotating shaft (12) is threaded with two plug dividing plates (4) and a plurality of central dividing plate (3), between rotating shaft (12) and recirculated water or the cold-producing medium water outlet cavity (6) and between rotating shaft (12) and first tube sheet (15) described sealed bearing (18) is housed respectively.
2. the complete removable shell-and-tube heat exchanger with rapid decontamination function according to claim 1, it is characterized in that: described rubber blanket (11) is provided with the pore (19) identical with the heat exchanger tube that passes (17) quantity, be positioned at pore (19) position on the rubber blanket (11) on described two clamping plate (10) and be provided with heat exchanger tube and penetrate hole (20), the outer wall of the heat exchanger tube (17) in the described pore (19) that passes rubber blanket (11) contacts with the inwall of the pore (19) of rubber blanket (11); Described Rubber washer (14) is provided with the pore (21) identical with the heat exchanger tube that passes (17) quantity, pore (21) position that is positioned at Rubber washer (14) on two plug clamping plate (13) is provided with hole (22), the outer wall of the heat exchanger tube (17) in the described pore (21) that passes Rubber washer (14) contacts with the inwall of the pore (21) of Rubber washer (14), and the little head end (30) of described plug dividing plate (4) is provided with a plurality of sewage and passes through hole (23).
3. the complete removable shell-and-tube heat exchanger with rapid decontamination function according to claim 1 is characterized in that: the other end of described rotating shaft (12) is provided with handle (25).
4. according to claim 1 or 3 described complete removable shell-and-tube heat exchangers with rapid decontamination function, it is characterized in that: an end of described rotating shaft (12) is contained on second tube sheet (16) by shaft seating (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100649257A CN101307968B (en) | 2008-07-14 | 2008-07-14 | Completely detachable and assembled shell type heat exchanger possessing rapid desmutting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100649257A CN101307968B (en) | 2008-07-14 | 2008-07-14 | Completely detachable and assembled shell type heat exchanger possessing rapid desmutting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101307968A CN101307968A (en) | 2008-11-19 |
| CN101307968B true CN101307968B (en) | 2010-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100649257A Expired - Fee Related CN101307968B (en) | 2008-07-14 | 2008-07-14 | Completely detachable and assembled shell type heat exchanger possessing rapid desmutting function |
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| CN (1) | CN101307968B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185473B (en) * | 2013-01-18 | 2015-11-25 | 哈尔滨工大金涛科技股份有限公司 | Sewage-refrigerant phase-change heat exchanger |
| CN103185425B (en) * | 2013-03-08 | 2015-05-27 | 哈尔滨工大金涛科技股份有限公司 | Shell-and-tube sewage-refrigerant phase change heat exchanger |
| CN104729150B (en) * | 2015-04-09 | 2017-01-04 | 哈尔滨工业大学 | A kind of multitubular bundles cyclone pipe injecting type sewage shell and tube exchanger |
| CN105177276B (en) * | 2015-10-08 | 2017-07-07 | 中铁隆昌铁路器材有限公司 | Metalwork is quenched, the full-automatic cooling control system of temper medium heat exchange cooling water |
| CN107476902B (en) * | 2017-07-20 | 2023-09-26 | 浙江驰捷动力***有限公司 | Cooler and manufacturing method thereof |
| CN108757393A (en) * | 2018-07-16 | 2018-11-06 | 蚌埠市昊源压缩机制造有限公司 | A kind of compressor shell-and-tube cooling device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1796923A (en) * | 2004-12-21 | 2006-07-05 | 张吉礼 | Back washing shell and tube type heat exchanger with sliding cleanliness unit built in |
| CN101122452A (en) * | 2007-08-17 | 2008-02-13 | 孙德兴 | Shell and tube heat exchanger heat-exchanging tube bundle high pressure head mighty strength alternating flushing contamination-ridding method and device |
-
2008
- 2008-07-14 CN CN2008100649257A patent/CN101307968B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1796923A (en) * | 2004-12-21 | 2006-07-05 | 张吉礼 | Back washing shell and tube type heat exchanger with sliding cleanliness unit built in |
| CN101122452A (en) * | 2007-08-17 | 2008-02-13 | 孙德兴 | Shell and tube heat exchanger heat-exchanging tube bundle high pressure head mighty strength alternating flushing contamination-ridding method and device |
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| CN101307968A (en) | 2008-11-19 |
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