CN105737648A - Plate type heat exchanger formed by fully welding square plates via laser - Google Patents
Plate type heat exchanger formed by fully welding square plates via laser Download PDFInfo
- Publication number
- CN105737648A CN105737648A CN201610241819.6A CN201610241819A CN105737648A CN 105737648 A CN105737648 A CN 105737648A CN 201610241819 A CN201610241819 A CN 201610241819A CN 105737648 A CN105737648 A CN 105737648A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- plate
- type heat
- fastening
- plate type
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/025—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/06—Arrangements for sealing elements into header boxes or end plates by dismountable joints
- F28F9/10—Arrangements for sealing elements into header boxes or end plates by dismountable joints by screw-type connections, e.g. gland
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of energy conversion devices and particularly relates to a plate type heat exchanger formed by fully welding square plates via laser. The plate type heat exchanger comprises a heat exchanger main body and a base arranged at the bottom of the heat exchanger main body, wherein side plates are arranged on four sides of the heat exchanger main body; fastening cover plates are arranged at the upper end and the lower end of the heat exchanger main body; fastening support posts are arranged at four edges of the heat exchanger main body; rotation shafts are arranged at the upper ends and the lower ends of the fastening support posts; the heat exchanger main body is formed by a heat exchange sheet and wide-back sawtooth plates arranged at two ends of the heat exchange sheet; wave trough bulges and wave peak grooves are uniformly distributed on the heat exchange sheet; bending angles are formed in ends, spliced with the wide-back sawtooth plates; plane extending sides are arranged at two ends of the heat exchange plate. According to the plate type heat exchanger, a structure with four dismountable sides is used together with the rotation shafts, so that the plate type heat exchanger can be easily opened; the requirement for irregularly washing the plate type heat exchanger under the working condition that the channel is easily plugged by unclean media with medium-insoluble substances or solid particles easily precipitated in the heat exchange process can be easily met; the maintenance cost of the plate type heat exchanger can be reduced.
Description
Technical field
The present invention relates to energy conversion technical field, especially a kind of square plate laser full-welding plate-type heat exchanger.
Background technology
The technology of welding quality and workman that the main body welding means of existing heat exchanger mostly are manual welding product has direct relation, unstable product quality and production efficiency is relatively low, there is an other employing resistance welding but welded stress is bigger, solder side easily produces thermal deformation, and metal metallographic changes and macrosegregation phenomenon；First side edge and second side edge in plate welding process are bendings relative to the main body of plate, and the end after the two being bent is by being welded to connect, the accuracy of manufacture of plate itself is required significantly high by this structure on the one hand, also the required precision of welding is higher on the other hand, thereby result in anufacturability poor, the drawback that manufacturing cost is high；Most plates adopt merely the mode of Wave crest and wave trough alternate combinations, and plate is higher relative to the diagonal strength ratio of Wave crest and wave trough extended surface, but laterally the direction rigidity of this ripple struction is very little；Add owing to the structure of template causes that the solder side having part is overlapped mutually or interferes with miscellaneous part, causing this part if it occur that this portion of runner just can only be carried out closure process by seepage, the welding for special material occurs that this this equipment of this situation is almost eliminated.
Summary of the invention
In order to overcome existing above-mentioned deficiency, the invention provides a kind of square plate laser full-welding plate-type heat exchanger.
The technical solution adopted for the present invention to solve the technical problems is: a kind of square plate laser full-welding plate-type heat exchanger, including the pedestal bottom heat exchanger body and its, heat exchanger body is formed around side plate, the upper and lower two ends of heat exchanger body are provided with fastening cover plate, screw is fixing to be connected by fastening for side plate and fastening cover plate, four seamed edges of heat exchanger body are equipped with Fastening Column, the two ends up and down of Fastening Column are equipped with rotating shaft, heat exchanger body is carried on the back gullet plate by the width at heat exchanger fin and heat exchanger fin two ends and is constituted, heat exchanger fin two ends all embed in the sawtooth of wide back of the body gullet plate, uniform trough convex closure and crest groove on heat exchanger fin.
According to another embodiment of the invention, farther include heat exchanger fin and wide back of the body gullet plate inserted terminal is provided with bending angle.
According to another embodiment of the invention, farther include heat exchanger fin two ends and be provided with plane extension edge.
According to another embodiment of the invention, farther include Fastening Column and heat exchanger body link is provided with pillar fastening bending liner plate, and Fastening Column embeds pillar fastening bending liner plate.
According to another embodiment of the invention, farther include side plate and heat exchanger body link is provided with high-temperature seal ring.
The invention has the beneficial effects as follows,
(1) the relatively intensive molding rigidity having again trough convex closure and the crest groove increase plate being mutually perpendicular to array distribution with ripple direction of welded plate type heat exchange plates ripple, can make plate have the performance of high temperature high voltage resistant；
(2) weld is relatively simple for structure, and not only common stainless steel sheet material can weld easily, and the special material used for special media also can perfectly weld, and reaches weld strength and meets instructions for use；
(3) structure adopting four sides removable combines and uses rotating shaft, can open easily, run into medium totally do not have the material insoluble in medium or easily precipitate out in the process of heat exchange the operating mode that solid particle causes passage easily to block up need irregularly to clean time, this requirement can be met easily, reduce cost of equipment maintenance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the assembling figure of the present invention.
Fig. 3 is the heat exchanger fin schematic diagram of the present invention.
Fig. 4 is the heat exchanger fin partial enlarged drawing of the present invention.
1. heat exchanger body in figure, 2. pedestal, 3. side plate, 4. fastening cover plate, 5. Fastening Column, 6. rotating shaft, 7. heat exchanger fin, the 8. wide back of the body gullet plate, 9. bending angle, 10. plane extension edge, 11. pillar fastening bending liner plates, 12. high-temperature seal rings.
Detailed description of the invention
nullSuch as Fig. 1、2、3、Shown in 4，A kind of square plate laser full-welding plate-type heat exchanger，Including heat exchanger body 1 and the pedestal 2 bottom it，Heat exchanger body 1 is formed around side plate 3，Heat exchanger body about 1 two ends are provided with fastening cover plate 4，Screw is fixing to be connected by fastening for side plate 3 and fastening cover plate 4，1 four seamed edges of heat exchanger body are equipped with Fastening Column 5，The two ends up and down of Fastening Column 5 are equipped with rotating shaft 6，Heat exchanger body 1 is made up of the wide back of the body gullet plate 8 at heat exchanger fin 7 and heat exchanger fin 7 two ends，Heat exchanger fin 7 two ends all embed in the sawtooth of wide back of the body gullet plate 8，Uniform trough convex closure and crest groove on heat exchanger fin 7，Heat exchanger fin 7 and wide back of the body gullet plate 8 inserted terminal are provided with bending angle 9，Heat exchanger fin 7 two ends are provided with plane extension edge 10，Fastening Column 5 and heat exchanger body 1 link are provided with pillar fastening bending liner plate 11，And Fastening Column 5 embeds pillar fastening bending liner plate 11，Side plate 3 and heat exchanger body 1 link are provided with high-temperature seal ring 12.
The employing of this plate is square crest and trough alternate combinations and ripple direction and sheet edges straight line angle at 45 °, trough convex closure and the distribution of crest groove alternating array, plate four edge has plane extension edge 10, there are four bending angles 9 plate corner, every two pairs of plates can form the draw-in groove of wide back of the body gullet plate, plate group include at least two plate, one group of sawtooth and up and down liner plate form one group of hot switching path, wherein neighbouring one in two plates rotates 180 ° of orientations relative to another around vertical axis half-twist and around horizontal axis；Plane extension edge 10 outward flange joint in two neighbouring plates is welded, and forms medium A passage alternatively up and down and medium B fluid passage at the upper and lower interior lining panel of at least two panel fits and wide back of the body gullet plate welding.The relatively intensive molding rigidity having again trough convex closure and the crest groove increase plate being mutually perpendicular to array distribution with ripple direction of welded plate type heat exchange plates ripple.Laser weld molding is suppressed by metal sheet owing to above-mentioned plate bundle is entirely, between plate and plate, laser weld forms does not have the operating mode of rubber gasket to limit, plate bundle can be made to have the performance of high temperature high voltage resistant, owing to Welding Structure is simple, the pad that two media cut off substantially is interfered all without miscellaneous part and is stopped, can carry out permeating or other welding detection by butt welding contact easily after having welded, and welding mending-leakage can be carried out easily at discovery weld defect or welding trachoma, weld generation solder joint fatigue destroys and also can keep in repair extension device service life easily and effectively reduce maintenance cost after a long time use.Simultaneously manufacturing process is simple, and weld not only common stainless steel relatively simple for structure sheet material can weld easily but also the special material such as titanium material, the nickel material etc. that use for special media can perfectly weld and reach weld strength and meet instructions for use.This full-welding plate-type heat exchanger uses rotating shaft deckle board to open easily owing to the structure adopting four sides removable combines, this requirement can be met running into needs when medium does not totally have the material insoluble in medium or easily precipitates out operating mode that solid particle causes passage easily to block up in the process of heat exchange easily when irregularly cleaning, need to open side plate and directly rinse and can reduce cost of equipment maintenance.
Described above it is merely exemplary for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, when the spirit and scope limited without departing from claims; many amendments, change or equivalence can be made, but fall within protection scope of the present invention.
Claims (5)
1. a square plate laser full-welding plate-type heat exchanger, including heat exchanger body (1) and the pedestal (2) bottom it, heat exchanger body (1) is formed around side plate (3), heat exchanger body (1) two ends up and down are provided with fastening cover plate (4), screw is fixing to be connected by fastening for side plate (3) and fastening cover plate (4), it is characterized in that, (1) four seamed edge of described heat exchanger body is equipped with Fastening Column (5), the two ends up and down of Fastening Column (5) are equipped with rotating shaft (6), heat exchanger body (1) is carried on the back gullet plate (8) by the width at heat exchanger fin (7) and heat exchanger fin (7) two ends and is constituted, heat exchanger fin (7) two ends all embed in the sawtooth of wide back of the body gullet plate (8), the upper uniform trough convex closure of heat exchanger fin (7) and crest groove.
2. square plate laser full-welding plate-type heat exchanger according to claim 1, is characterized in that, described heat exchanger fin (7) is provided with bending angle (9) with wide back of the body gullet plate (8) inserted terminal.
3. square plate laser full-welding plate-type heat exchanger according to claim 1, is characterized in that, described heat exchanger fin (7) two ends are provided with plane extension edge (10).
4. square plate laser full-welding plate-type heat exchanger according to claim 1, it is characterized in that, described Fastening Column (5) and heat exchanger body (1) link are provided with pillar fastening bending liner plate (11), and Fastening Column (5) embeds pillar fastening bending liner plate (11).
5. square plate laser full-welding plate-type heat exchanger according to claim 1, is characterized in that, described side plate (3) and heat exchanger body (1) link are provided with high-temperature seal ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610241819.6A CN105737648A (en) | 2016-04-19 | 2016-04-19 | Plate type heat exchanger formed by fully welding square plates via laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610241819.6A CN105737648A (en) | 2016-04-19 | 2016-04-19 | Plate type heat exchanger formed by fully welding square plates via laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105737648A true CN105737648A (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610241819.6A Pending CN105737648A (en) | 2016-04-19 | 2016-04-19 | Plate type heat exchanger formed by fully welding square plates via laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105737648A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271994A (en) * | 2018-12-05 | 2020-06-12 | 中国科学院大连化学物理研究所 | Hexagonal detachable welded heat exchanger |
-
2016
- 2016-04-19 CN CN201610241819.6A patent/CN105737648A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271994A (en) * | 2018-12-05 | 2020-06-12 | 中国科学院大连化学物理研究所 | Hexagonal detachable welded heat exchanger |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160706 |