CN101569798B - Removable plate-type evaporator - Google Patents
Removable plate-type evaporator Download PDFInfo
- Publication number
- CN101569798B CN101569798B CN2009101457687A CN200910145768A CN101569798B CN 101569798 B CN101569798 B CN 101569798B CN 2009101457687 A CN2009101457687 A CN 2009101457687A CN 200910145768 A CN200910145768 A CN 200910145768A CN 101569798 B CN101569798 B CN 101569798B
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- built
- exchange element
- pipe
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a plate-type heat exchanger with removable heat exchange elements, particularly a plate-type falling film evaporator with the removable heat exchange elements. The evaporator comprises a shell, a shell head, fixed beams arranged in the shell, a heat exchanger which is arranged between the fixed beams and composed of a plurality of heat exchange elements, a liquid dispenser positioned on top of the heat exchanger, supporting beams restricting various heat exchange elements, a steam intake tube, a noncondensing air tube and a condensing water tube which are arranged on various heat exchange elements, as well as a heat exchange medium collecting tube, an air intake tube and a liquid discharge tube which are communicated with the steam tube, the noncondensing air tube and the condensing water tube arranged on various heat exchange elements. The evaporator is characterized in that various heat exchange plates or fins removably fit the fixed beams.
Description
Technical field
The present invention relates to a kind of heat exchanger, particularly plate type heat exchanger, for example plate-type down-film evaporator.Evaporimeter of the present invention comprises: housing, shell cover, is arranged at built-in beam in the housing, is arranged at the brace summer of the heat exchange plate bundle between built-in beam, the liquid distributor that is positioned at heat exchange plate bunchy top end, constraint heat exchange plate bundle, and the collecting pipe of heat exchange medium and steam inlet pipe, drain pipe.
Background technology
Plate-type evaporator is one of evaporation concentration equipment of a kind of advanced person, is present more advanced in the world evaporation concentration equipment, is widely used in various industrial circles, to satisfy the needs of each industrial circle technological process.In the last few years, because the developing rapidly and the environmental requirement of various countries' energy-saving and emission-reduction of industries such as the recovery of paper industry alkali and food, beverage, beer, the application of plate-type evaporator was more extensive.
Along with the production-scale quick expansion of each industrial circle; Also in quick growth, and the disengagement area of separate unit plate-type down-film evaporator is also increasing for the demand of series of products such as plate-type down-film evaporator, in the project of carrying out at present; The area of separate unit plate-type evaporator reaches 15,000 square metres.The manufacturing that existing plate-type down-film evaporator core part is a heat exchange element is earlier with seam weldering around the light sheet material of two same size specifications; Forming one four side weld closes and the element of hollow; Weld a water inlet pipe more above that, send into moulding mould special then, the cylindrical pressure head of equidistant layout is arranged on the mould; Tightly two thin plates are forced together; Through water inlet pipe water filling pressurization in the middle of two plates, other part that compresses the position except that cylindrical pressure head between two plates is swelled by bulging again, form the streamlined cavity in the plate; Control the moisture in the dry plate sheet chamber then, the part that cylindrical pressure head compresses is welded with mash welder, make it to bear certain pressure in the course of the work; Certain seam place around then severing with physical dimension, and expand and an opening by the aperture position of designing requirement, again by designing requirement with each heating element heater seam of the some of opening, the composition heat exchanger.The common heat exchange element number of this heat exchanger is huge, and each heat exchange element is welded on the shaped steel of fluting equally spacedly.Opening part forms the collection case in order to admission and draining through connecting welding such as base plate and side plate, cover plate.But; Along with increasing of practical application; This deficiency and the weakness that is welded to form the heat exchanger mode with numerous heat exchange element highlights gradually; Embody a concentrated expression of because effects such as equipment vibrations, steam hammer impact, connect through being everlasting that base plate etc. is located to occur ftractureing, distortion, the not damaged or inefficacy of high form of pressure-bearing, also can cause spot welding place tear failure sometimes.Because each heat exchange element closely links together each other; Processing mode after the inefficacy can only be with the admission of destroyed heat exchange element and delivery port welding shutoff; Give it up, when the heat exchange element badly broken, will cause integral body to scrap, the heat exchanger that processing and fabricating is new again is to change.In the process of switching heat-exchanger more, need cut away upper cover; Remove the annexes such as distributor on it, need assembly welding one by one after the replacing again, carry out necessary Non-Destructive Testing; Therefore its actual cost is extremely expensive, even the expense of changing can be sold an identical new evaporimeter above purchasing.
China's invention patent of invention was opened a kind of high-efficiency energy-saving modular chamber type heat exchanger in 200510022776.4 minutes.This heat exchanger comprises a plurality of heat-exchange devices, and what its heat-exchange device was interior constitutes modular organization by several tube cores, and tube core is connected with cylindrical shell through flange, and heating agent switch and refrigerant switch are set between heat-exchange device, and it is interconnected.Because this patent has adopted modular organization, be in operation and can repair and replacement be carried out in the module dismounting of the problem of generation.But in fact the problem of heat exchanger generation is single heat exchange element, and can not be whole heat exchange module unit, so the economy of this patent is not high.
Summary of the invention
The present invention provides a kind of prior art deficiency that overcomes, the plate-type evaporator that can be in operation and comparatively easily the heat exchange element that damages carried out repair and replacement.
Comprise in the plate-type evaporator of the present invention: some parts of prior art, heat exchanger, the liquid distributor that is positioned at the heat exchanger top that constitutes like housing, shell cover, by a plurality of heat exchange elements, the brace summer that retrains each heat exchange element.But each heat exchange element in the evaporimeter of the present invention, promptly cooperating for detachable between each heat exchange plate and built-in beam cooperates.
Therefore the present invention is in operation and can dismantles and change the heat exchange element that damages easily owing to cooperate cooperating for detachable between each heat exchange plate and built-in beam in the evaporimeter.
One embodiment of the present of invention are in the housing of evaporimeter, to be provided with limiting bracket and built-in beam; Wherein the one side of limiting bracket is through being fixedly welded in the apparatus casing; Built-in beam is then fully through being fixedly welded in the housing; Equally spaced fixedly V-shaped groove is set on the another side of limiting bracket, equally spaced T-slot is set on built-in beam; The T shape connecting plate and the V-arrangement fixing chuck plate that match with T-slot and V-shaped groove of setting respectively on each heat exchange element, each heat exchange element independently is provided with through plate chamber inner steam inlet tube, condensating water outlet tube and fixed gas outlet respectively; Liquid distributor, demister etc. are fixed in respectively in the dismountable end socket.Under assembled state; T type connecting plate on each heat exchange element places in the T-slot respectively; V-arrangement fixing chuck plate on the heat exchange element places respectively in the V-shaped groove, utilizes bolt, nut to be fixed together between the other end of limiting bracket and V-shaped groove, forms detachable cooperation the between heat exchange element and housing; Each steam pipe, fixed gas pipe and condensate pipe fixedly are communicated with steam inlet tube, fixed gas manifold trunk and condensed water manifold trunk respectively, connect with flange between the housing upper cover of evaporimeter and housing.
Because on the every heat exchange element of the present invention steam inlet tube, condensating water outlet tube and fixed gas outlet are set independently all, the more existing structure of this structure can be born bigger operating pressure, and the device security performance is effectively improved.Simultaneously; Because cooperating between each heat exchange plate and built-in beam, brace summer and spacing beam is detachable cooperation; Make embodiments of the invention both can solve the evaporimeter problem that the heat exchange element that is damaged is changed in service; Can solve simultaneously each heat exchange element expansion issues that the back produces of being heated, and can make equipment because stress that factors such as vibrations, steam hammer impact produce and deformation are able to loosely, raising makes the service life and the reliability of entire equipment.
As one embodiment of the present invention, in evaporator shell, can be provided with at least two built-in beams, on built-in beam, be fixed with T-slot respectively, form an access path between two built-in beams; Three built-in beams perhaps are set in evaporator shell, form the access path of an equilateral triangle between fixing T-slot respectively on three built-in beams, three built-in beams; Four built-in beams perhaps are set in evaporator shell, form the access path of a square dihedral between fixing T-slot respectively on four built-in beams, four built-in beams; Or in evaporator shell, be provided with the built-in beam of a circle; Be fixed with above that to extraradial T-slot; Along the round limiting bracket that is provided with rounded layout in the housing, be fixed with the T-slot that the inside width of cloth is penetrated on it, in the built-in beam of circle, form the access path of a circular section.
Among the present invention as adopt a plurality of built-in beam structures or circular built-in beam structure; Can make equipment hold bigger heat exchange area; Simultaneously can make device content that bigger maintenance channel is arranged, this is that the maintenance in using to the manufacturing of equipment or to equipment all is very positive.
Description of drawings
Accompanying drawing 1 is the whole front view of one embodiment of the present of invention.
Accompanying drawing 2 is the integral left view of Fig. 1.
Accompanying drawing 3 is the cutaway view of A-A position among Fig. 1.
Accompanying drawing 4 is the cutaway view of B-B position among Fig. 1.
Accompanying drawing 5 is the cutaway view of C-C position among Fig. 1.
Accompanying drawing 6 be heating element heater of the present invention and with the sketch map of T shape connecting plate.
Accompanying drawing 7 is the sketch map of built-in beam of the present invention and each heat exchange element assembling mode.
Accompanying drawing 8 is that brace summer of the present invention is connected sketch map with heat exchange element.
Accompanying drawing 9 is for being provided with the evaporimeter cross section cross-sectional schematic of four built-in beams.
Among the figure: 1 is the circulation fluid outlet, and 2 is low head, and 3 is the condensed water drain pipe, and 4 is the condensed water manifold trunk; 5 are heat exchange element (being heat exchange plate), and 6 is apparatus casing, and 7 for to have the limiting bracket that which is provided with V-shaped groove, and 8 is adpting flange; 9 is liquid distributor, and 10 are the hanger of the detachable upper cover of lifting, and 11 is demister, and 12 are the indirect steam outlet; 13 is dismountable upper cover, and 14 are the circulation fluid inlet, and 15 is manhole, and 16 is the fixed gas manifold trunk; 17 for which is provided with the built-in beam of T-slot, and 18 is steam inlet tube, and 19 is brace summer; 20 for connecting the bolt and nut of limiting bracket, and 22 for being fixed on the T shape connecting plate on the heat exchange element, and 21 for being fixed on the V-arrangement clamp on the heat exchange element.
The present invention is below in conjunction with accompanying drawing and embodiment details:
Abandoned traditional welding in the embodiment of the invention and fixed each heat exchange element with the equidistant straight line of fluting shaped steel; Be aided with welding such as connecting base plate and side plate, cover plate to opening part again and form collection case in order to admission and draining; Be made into a Welding Structure that overall dimensions are huge; But with the seamless steel pipe of each monolithic heat exchange element at opening part welding fluting; To be arranged to independently steam inlet, condensation-water drain and fixed gas outlet; So that realize with housing 6 in connecting of steam inlet tube 18, condensed water manifold trunk 4 and fixed gas manifold trunk 16 independently is set, again from the heat exchange element side welding in order to the T shape connecting plate 22 of assembling connection be used to realize the V-arrangement clamp 21 of fixedly protective effect.
In evaporator shell, be provided with the connecting elements such as built-in beam 17, brace summer 19, limiting bracket 7 of fixing heat exchange element, and on built-in beam 17 and limiting bracket 7, equidistantly fixedly install T-slot and V-shaped groove respectively.
Demister 11 and liquid distributor 9 are fixedly set in dismountable upper cover 13.6 of upper cover 13 and housings connect through flange 8.
When assembling; With T shape connecting plate 22 fixing on each heat exchange element 5 be fixed in housing in built-in beam on T-slot be connected cooperation; This cooperation promptly defines the installation site of heat exchange element; Can make heat exchange element T word connecting plate up and down in the T word groove on built-in beam again, to solve owing to the linear change behind the heat exchange element expanded by heating.Be provided with and the equally spaced V-shaped groove of built-in beam T word groove on brace summer 19 and the limiting bracket, wherein brace summer 19 is used to carry the weight of each heat exchange element; Limiting bracket 7 is weldingly fixed in the apparatus casing; Be connected with the V-arrangement fixing chuck plate through the V-shaped groove that is connected with each heat exchange element on it; These two parts of limiting bracket utilize bolt, nut 20 to be fixed together, and are used to overcome the vibration that each heat exchange element brings in the course of the work and increase its rigidity.Seamless steel pipes such as the steam inlet tube on the heat exchange element, condensating water outlet tube and fixed gas outlet fix with corresponding steam inlet tube 18, condensed water manifold trunk 3, fixed gas manifold trunk 16 respectively; Be rigidly connected or flexibly connect like employing, so formed the form that each heat exchange element is independently installed.
After accomplishing above operation, utilize the lifting hanger 10 that is arranged at upper cover, the upper cover 13 that will have some internals such as distributor 9, demister 11 is lifted on the housing 6, with bolt adpting flange 8 is fixed together.
Evaporimeter of the present invention is in operation; If certain part heat exchange element occurs with accidental damage; Bolt on can release apparatus top adpting flange 8 all hangs at some internals such as interior distributor, demisters together with upper cover 13, unclamps the limiting bracket connecting bolt; Take off the end that limiting bracket is connected with each heat exchange element; To remove the constraint of each heat exchange element one side, separate the fixing of steam inlet tube, condensating water outlet tube and fixed gas outlet and steam inlet tube 18 on the corresponding heat exchange element, condensed water manifold trunk 3, fixed gas manifold trunk 16 simultaneously, take out the heat exchange element that damages; Can recover the original position of each part behind the heat exchange element that more renews, make normal operation of the present invention.
The present invention can be shown in accompanying drawing 1 be arranged side by side two groups of built-in beams, also be arranged to any-modes such as single-row or circular, square, long trough, the structure shown in accompanying drawing 9 or 10 is further enhanced the applicability of equipment.Figure paper size according to every evaporimeter requirement; Brace summer, built-in beam, steam inlet tube, condensed water manifold trunk, fixed gas manifold trunk etc. are welded in the upper cover 13 outside the apparatus casing 6; T word connecting plate with each heat exchange element is inserted into T word groove on the built-in beam one by one; The fixing protection in heat exchange element bottom V-arrangement clamp is inserted in the brace summer V-shaped groove; Weld separately steam inlet tube, condensate pipe, fixed gas pipe then, at last the limiting bracket V-shaped groove is snapped onto the fixedly protection V-arrangement clamp of heat exchange element side, use the bolt limiting bracket.
Claims (3)
1. plate-type evaporator; Comprise: housing, shell cover, be arranged at built-in beam in the housing, be arranged at heat exchanger, the liquid distributor that is positioned at the heat exchanger top, the brace summer that retrains each heat exchange element that constitute by a plurality of heat exchange elements between built-in beam, the steam of being located on each heat exchange element is gone into pipe, fixed gas pipe and condensate pipe; And respectively with each heat exchange element on set steam go into steam inlet house steward, fixed gas manifold trunk and the condensed water manifold trunk that pipe, fixed gas pipe and condensate pipe are connected; Cooperating for detachable between each heat exchange element and built-in beam cooperates; It is characterized in that: described shell cover is respectively low head and dismountable upper cover; In the housing of evaporimeter, be provided with and fix with bolt, nut; Detachable limiting bracket; Equidistantly fixedly install T-slot and V-shaped groove on built-in beam and the limiting bracket respectively, be fixed with the connecting plate of the T shape of matching and the V-arrangement fixing chuck plate that cooperates with the limiting bracket V-shaped groove on each heat exchange element respectively, under assembled state with the built-in beam T-slot; T shape connecting plate on each heat exchange element places in the T-slot respectively; Each steam is gone into pipe, fixed gas pipe and condensate pipe and fixedly is communicated with steam inlet house steward, fixed gas manifold trunk and condensed water manifold trunk respectively, connects with flange between the shell cover of evaporimeter and housing, and liquid distributor, demister all are fixed in described dismountable upper cover.
2. plate-type evaporator according to claim 1 is characterized in that in evaporator shell, being provided with at least two built-in beams, on built-in beam, is fixed with T-slot respectively, forms an access path between two built-in beams.
3. plate-type evaporator; Comprise: housing, shell cover, be arranged at built-in beam in the housing, be arranged at heat exchanger, the liquid distributor that is positioned at the heat exchanger top, the brace summer that retrains each heat exchange element that constitute by a plurality of heat exchange elements between built-in beam, the steam of being located on each heat exchange element is gone into pipe, fixed gas pipe and condensate pipe; And with each heat exchange element on set steam go into steam inlet house steward, fixed gas manifold trunk and the condensed water manifold trunk that pipe, fixed gas pipe and condensate pipe are connected; Cooperating for detachable between each heat exchange element and built-in beam cooperates; It is characterized in that: described shell cover is respectively low head and dismountable upper cover, in the housing of evaporimeter, is provided with bolt, nut and fixes, detachable limiting bracket; In evaporator shell, be provided with the built-in beam of a circle; Be fixed with above that to extraradial T-slot,, be fixed with the V-shaped groove of inside radiation on it along the limiting bracket of the rounded layout of circle setting in the housing; Be fixed with the connecting plate of the T shape of matching, the V-arrangement fixing chuck plate that cooperates with the limiting bracket V-shaped groove on each heat exchange element respectively with the built-in beam T-slot; Under assembled state, the T shape connecting plate on each heat exchange element places respectively in the T-slot, and each steam is gone into pipe, fixed gas pipe and condensate pipe and fixedly is communicated with steam inlet house steward, fixed gas manifold trunk and condensed water manifold trunk respectively; Connect with flange between the shell cover of evaporimeter and housing, liquid distributor, demister all are fixed in described dismountable upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101457687A CN101569798B (en) | 2009-06-03 | 2009-06-03 | Removable plate-type evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101457687A CN101569798B (en) | 2009-06-03 | 2009-06-03 | Removable plate-type evaporator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101569798A CN101569798A (en) | 2009-11-04 |
| CN101569798B true CN101569798B (en) | 2012-06-06 |
Family
ID=41229364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101457687A Active CN101569798B (en) | 2009-06-03 | 2009-06-03 | Removable plate-type evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101569798B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102252313A (en) * | 2011-06-09 | 2011-11-23 | 无锡华光锅炉股份有限公司 | Arrangement structure for outlet pipeline of screen type superheater |
| CN103058297A (en) * | 2013-01-21 | 2013-04-24 | 中国电子工程设计院 | Evaporator and low-temperature multi-effect seawater desalination system |
| CN106269713A (en) * | 2015-05-19 | 2017-01-04 | 四平维克斯换热设备有限公司 | The hot setting seal gasket of heat-exchangers of the plate type and the separation method of plate |
| US11035578B2 (en) | 2019-02-21 | 2021-06-15 | Johnson Controls Technology Company | Removable fin heat exchanger systems and methods |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155262Y (en) * | 1993-03-25 | 1994-02-09 | 兰州金属结构厂 | Movable inside-out free-falling membrane evaporator |
| CN2187483Y (en) * | 1994-04-15 | 1995-01-18 | 张培洲 | Disassemble type outer flow plate type evaporator |
| CN2437386Y (en) * | 2000-08-04 | 2001-07-04 | 张培洲 | Single-piece dismounted outflow free falling-film plate evaporator |
| CN201437049U (en) * | 2009-06-03 | 2010-04-14 | 张培洲 | Replaceable panel evaporator |
-
2009
- 2009-06-03 CN CN2009101457687A patent/CN101569798B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155262Y (en) * | 1993-03-25 | 1994-02-09 | 兰州金属结构厂 | Movable inside-out free-falling membrane evaporator |
| CN2187483Y (en) * | 1994-04-15 | 1995-01-18 | 张培洲 | Disassemble type outer flow plate type evaporator |
| CN2437386Y (en) * | 2000-08-04 | 2001-07-04 | 张培洲 | Single-piece dismounted outflow free falling-film plate evaporator |
| CN201437049U (en) * | 2009-06-03 | 2010-04-14 | 张培洲 | Replaceable panel evaporator |
Non-Patent Citations (1)
| Title |
|---|
| JP昭60-186691A 1985.09.24 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101569798A (en) | 2009-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6200433B2 (en) | Modular plate / shell heat exchanger | |
| CN101569798B (en) | Removable plate-type evaporator | |
| US10337800B2 (en) | Modular plate and shell heat exchanger | |
| CN102414531A (en) | Modular plate-shell heat exchanger | |
| CN201437049U (en) | Replaceable panel evaporator | |
| CN107543434A (en) | Removable modularization abrasionproof ash disposal three-dimensional ribbed pipe heat exchanger | |
| CN102538516A (en) | Horizontal fixed tube sheet type heat exchanging device and method | |
| CN113048816A (en) | Vertical evaporator | |
| CN208398688U (en) | A kind of gas heat exchanger convenient for extracting heat exchanger tube | |
| CN204301562U (en) | Drive flange form heat exchanger soon | |
| CN106931420A (en) | Smoke and waste steam boiler | |
| CN208936818U (en) | A kind of finned gas cooler of efficiency compact high | |
| CN201387001Y (en) | Vertical high pressure heater | |
| CN211099067U (en) | Condenser for monophenyl reaction kettle | |
| CN207019035U (en) | Smoke and waste steam boiler | |
| CN219433858U (en) | Detachable floating coil heat exchanger | |
| CN208620881U (en) | A kind of Modular plate-type air cooler | |
| CN207815370U (en) | A kind of package assembly of flue gas heat-exchange unit module | |
| CN221505736U (en) | Vertical evaporator | |
| CN214792691U (en) | Shell and tube heat exchanger | |
| CN216159698U (en) | All-welded plate type gas-gas heat exchanger with replaceable plate bundle module | |
| CN207688677U (en) | A kind of mounting structure and closed cooling tower of coil pipe in cooler | |
| CN201593933U (en) | Tube sheet floating head type air heater | |
| CN214407091U (en) | Novel horizontal natural gas dew point heater | |
| CN214199790U (en) | Cross corrugated plate type heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |