CN104677152B - Plate type air-air heat exchanger - Google Patents
Plate type air-air heat exchanger Download PDFInfo
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- CN104677152B CN104677152B CN201310628321.1A CN201310628321A CN104677152B CN 104677152 B CN104677152 B CN 104677152B CN 201310628321 A CN201310628321 A CN 201310628321A CN 104677152 B CN104677152 B CN 104677152B
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- plate
- heat exchanger
- air
- bobbin carriage
- medium
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Abstract
The invention relates to a heat exchanger, and in particular relates to a plate type air-air heat exchanger. The structure of the plate type air-air heat exchanger is that each layer of plate bundle component at a plate bundle component hot end of the plate type air-air heat exchanger is connected with an expansion joint, so that the problem that the plate bundle component is expanded when being heated is effectively solved. A heat-transfer element of the air-air heat exchanger is a heat-transfer plate used by an octagonal welding plate type heat exchanger, and the surface of the plate is smooth and does not have a flowing dead area, so that dust is convenient to blow and the problem that the dust is accumulated in equipment is thoroughly solved. The plate bundle component of the air-air plate type heat exchanger is horizontally arranged, and the air-air plate type heat exchanger is low in production difficulty, adopts modular arrangement, achieves large-scale equipment, and is applicable to the large device production scale. A medium pipe box and a medium distributing box are arranged at the front end and the rear end of the air-air plate type heat exchanger plate bundle component, so that fluid entering the equipment is distributed for the second time, and the purpose of uniform distribution is achieved.
Description
Technical field
The present invention relates to a kind of heat exchanger, more particularly, to a kind of board-like gas-gas heat exchanger, it is adapted to boiler, heating furnace, gives up
The petrochemical industry class device high temperature such as gas catalytic burning stove and low-temperature gaseous phase medium carry out heat exchange, realize the recycling of heat.
Background technology
In prior art, gas-gas heat exchanger is mostly heat pipe-type, shell and tube, heat accumulating type and plate-fin, generally existing heat transfer effect
Rate is low, leak out, volume is big, easy dust stratification and the shortcomings of long-term operation high cost.
At present, had become as the heat transmission equipment of heat transfer element using octagon welded plate type heat exchanger heat transferring plate and change
The main flow of hot equipment development, increasing tube heat exchanger equipment be substituted will or by plate-type heat-exchange equipment.The application
In a kind of welded plate type heat exchanger heat transferring plate applied for before, it includes guiding region and heat transfer zone to people, and described plate is upper and lower
Two ends are trapezoidal shape guiding region, and mid portion is rectangular-shaped heat transfer zone, and described plate monnolithic case is in octagon or approximate eight sides
Shape, described plate two ends are respectively the access way of different medium, and media of both sides flow direction is contrary, medium in described plate
Circulation passage is the both sides hypotenuse to lower trapezoid for the outside top margin by upper trapezoid, and another outside top margin by lower trapezoid is extremely
The both sides hypotenuse of upper trapezoid, due to being provided with octagon or approximate octagonal welded plate type heat exchanger heat transferring plate, its
Plate upper and lower ends are trapezoidal shape guiding region, and mid portion is rectangular-shaped heat transfer zone, and its two ends is respectively the turnover of different medium
Passage, media of both sides flow direction is contrary, and this kind of mode makes even fluid distribution, entirety no dead band and importing end resistance relatively
Little.
Content of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, provides one kind to adopt pure adverse current
Heat exchange, heat transfer efficiency height, small volume, lightweight, long-term operation reliability, low cost, is difficult dust stratification and to efficiently solve heat swollen
The board-like gas-gas heat exchanger of swollen problem
The present invention is to be achieved by the following technical programs：
A kind of board-like gas-gas heat exchanger, including casing, located at the horizontal set of box house plate tread assembly and with plate bundle group
The gateway bobbin carriage of the two media that part connects, described plate tread assembly at least one of which, every layer is made up of at least one heat transfer module,
Symmetrically overlapping is affixed or splicing forms, described octagon by octagon welded plate type heat exchanger heat transferring plate for described heat transfer module
Welded plate type heat exchanger heat transferring plate includes guiding region and heat transfer zone, and described plate upper and lower ends are trapezoidal shape guiding region, in
Between partly be rectangular-shaped heat transfer zone, described plate monnolithic case be in octagon or approximate octagon, described plate two ends are respectively
The access way of different medium, media of both sides flow direction is contrary, and in described plate, the circulation passage of medium is one by upper ladder
The outside top margin of shape to lower trapezoid both sides hypotenuse, the both sides hypotenuse of another outside top margin by lower trapezoid to upper trapezoid, institute
The outside top margin stating the upper trapezoid of plate tread assembly side connects medium bobbin carriage, the both sides of the lower trapezoid of described plate tread assembly opposite side
Hypotenuse connects medium bobbin carriage, and the cavity between described medium bobbin carriage and two ends casing is dielectric distribution case, described medium bobbin carriage one
Hold as fixing end, the other end is sliding end, is provided with rectangular expansion joint between described sliding end medium bobbin carriage and plate tread assembly, described
Medium bobbin carriage two ends connect a kind of gateway bobbin carriage of medium, and described dielectric distribution case two ends connect the gateway of another kind of medium
Bobbin carriage.
The gateway bobbin carriage of described two media is located at casing both sides respectively, and left and right interlaced setting.
The invention has the beneficial effects as follows：
1st, every laminate tread assembly in the plate tread assembly hot junction of gas-gas heat exchanger is all connected with expansion joint, thus efficiently solving
The problem of plate tread assembly expanded by heating.
2nd, the heat transfer element of gas-gas heat exchanger adopts octagon welded plate type heat exchanger heat transferring plate, and sheet surface is smooth
And no flow dead, so soot blowing is convenient, thoroughly solve the problems, such as equipment dust stratification.
3rd, gas gas plate-type heat exchanger plate bundle component level is placed, and production difficulty is little, using modular arrangement, achievable equipment
Maximize, adapt to large-scale plant production scale.
4th, gas gas plate-type heat exchanger plate bundle assembly rear and front end is provided with medium bobbin carriage and dielectric distribution case, makes access arrangement
Fluid quadratic distribution, reaches equally distributed purpose.
Brief description
Fig. 1 is the two laminate tread assembly exemplary construction schematic diagrams of the present invention.
Fig. 2 is corrugated cardboard sheet flow pattern schematic diagram of the present invention.
In figure：1. casing, 2. cold flow outlet bobbin carriage, 3. hot inlet bobbin carriage, 4. plate tread assembly, 5. cold inlet bobbin carriage,
6. hot outlets bobbin carriage, 7. dividing plate, 8. expansion joint, 9. medium bobbin carriage, 10. dielectric distribution case, high-temperature medium before A. heat exchange, A '.
High-temperature medium after heat exchange, cryogenic media before B. heat exchange, B '. cryogenic media after heat exchange, I. upper strata heat transfer module, II. lower floor conducts heat
Module.
Specific embodiment
In order that those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and
The present invention is described in further detail for good embodiment.
As illustrated, two media is cold flow and hot-fluid, the present invention includes casing 1, located at the horizontal set of box house
Plate tread assembly and the gateway bobbin carriage of the two media being connected with plate tread assembly, cold flow exports bobbin carriage 2, cold inlet bobbin carriage 5, heat
Inflow entrance bobbin carriage 3, hot outlets bobbin carriage 6, described plate tread assembly 4 at least one of which, every layer is made up of at least one heat transfer module, this
It is two-layer, upper strata heat transfer module and lower floor heat transfer module II in example, dividing plate 7 can be set between two-layer, described heat transfer module is by eight
Side shape welded plate type heat exchanger overlaps affixed or splicing composition with heat transferring plate is symmetrical, and described octagon welded plate type heat exchanger is used
Heat transferring plate includes guiding region and heat transfer zone, and described plate upper and lower ends are trapezoidal shape guiding region, and mid portion is rectangular-shaped biography
Hot-zone, described plate monnolithic case is in octagon or approximate octagon, and the turnover that described plate two ends are respectively different medium is led to
Road, media of both sides flow direction is contrary, in described plate the circulation passage of medium be an outside top margin by upper trapezoid under
Trapezoidal both sides hypotenuse, the both sides hypotenuse of another outside top margin by lower trapezoid to upper trapezoid, described plate tread assembly side
The outside top margin of upper trapezoid connects medium bobbin carriage 9, and the both sides hypotenuse of the lower trapezoid of described plate tread assembly opposite side connects medium tube
Case 9, the cavity between described medium bobbin carriage and two ends casing is dielectric distribution case 10, and described medium bobbin carriage one end is fixing end,
The other end is sliding end, is provided with rectangular expansion joint 8, with upper trapezoid in this example between described sliding end medium bobbin carriage and plate tread assembly
The medium bobbin carriage that connects of outside top margin and plate tread assembly between be provided with rectangular expansion joint, described medium bobbin carriage two ends connect a kind of
The gateway bobbin carriage of medium, described dielectric distribution case two ends connect the gateway bobbin carriage of another kind of medium.
The gateway bobbin carriage of described two media is located at casing both sides respectively, and left and right interlaced setting.
Symmetrically overlapping is affixed or is spliced into, eight sides by octagon welded plate type heat exchanger heat transferring plate for described plate tread assembly
Parallel airtight cold flow passage and hot-fluid between the ripple that shape welded plate type heat exchanger is formed with both sides after the symmetrical overlapping of heat transferring plate
Passage.In octagon welded plate type heat exchanger heat transferring plate in every laminate tread assembly, the circulation passage of medium is one by upper ladder
The outside top margin of shape to lower trapezoid both sides hypotenuse, another outside top margin by lower trapezoid, to the both sides hypotenuse of upper trapezoid, be in
The type of falling Y-Y flow pattern；The heat passage of the different medium of trapezoidal shape guiding region of upper and lower adjacent plate tread assembly and cold flow are led to
Road is also the passage of the type of falling Y-Y flow pattern.The flow direction of certain two circulation passages can also be inverted.
Work process：High-temperature medium A enters medium tube case 9 after hot inlet bobbin carriage 3, and entering after quadratic distribution has eight sides
Collect simultaneously in medium bobbin carriage after the plate tread assembly that shape welded plate type heat exchanger heat transferring plate is overlapped into, with cryogenic media heat exchange
Flow out equipment from hot outlets bobbin carriage 6；Cryogenic media B enters dielectric distribution case after cold inlet bobbin carriage 5, and quadratic distribution is laggard
Enter plate tread assembly, with high-temperature medium heat exchange after collect in dielectric distribution case and from cold flow export bobbin carriage 2 outflow equipment.For meeting
Seal request, all using being welded to connect between plate tread assembly 4 and between plate tread assembly 4 and casing 1.
Every laminate tread assembly in the plate tread assembly hot junction of gas-gas heat exchanger is all connected with expansion joint, thus efficiently solving
The problem of plate tread assembly expanded by heating.The heat transfer element of gas-gas heat exchanger is using octagon welded plate type heat exchanger heat transfer plate
Piece, sheet surface is smooth and no flow dead, so soot blowing is convenient, thoroughly solves the problems, such as equipment dust stratification.Gas gas plate-type heat-exchange
Device plate tread assembly horizontal positioned, production difficulty is little, using modular arrangement, achievable equipment enlarging, adapt to large-scale plant life
Product scale.Gas gas plate-type heat exchanger plate bundle assembly rear and front end is provided with medium bobbin carriage and dielectric distribution case, makes the stream of access arrangement
Body quadratic distribution, reaches equally distributed purpose.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (1)
1. a kind of board-like gas-gas heat exchanger it is characterised in that include casing, located at the horizontal set of box house plate tread assembly and
The gateway bobbin carriage of the two media being connected with plate tread assembly, described plate tread assembly at least one of which, every layer by least one heat transfer
Module forms, and symmetrically overlapping is affixed or splicing forms by octagon welded plate type heat exchanger heat transferring plate for described heat transfer module,
Described octagon welded plate type heat exchanger heat transferring plate includes guiding region and heat transfer zone, and described plate upper and lower ends are trapezoidal shape
Guiding region, mid portion is rectangular-shaped heat transfer zone, and described plate monnolithic case is in octagon or approximate octagon, described plate two
End is respectively the access way of different medium, and media of both sides flow direction is contrary, and in described plate, the circulation passage of medium is one
Bar by upper trapezoid outside top margin to lower trapezoid both sides hypotenuse, the both sides of another outside top margin by lower trapezoid to upper trapezoid
Hypotenuse, the outside top margin of the upper trapezoid of described plate tread assembly side connects medium bobbin carriage, the descending stair of described plate tread assembly opposite side
The both sides hypotenuse of shape connects medium bobbin carriage, and the cavity between described medium bobbin carriage and two ends casing is dielectric distribution case, is given an account of
Matter bobbin carriage one end is fixing end, and the other end is sliding end, is provided with rectangle swollen between described sliding end medium bobbin carriage and plate tread assembly
Swollen section, described medium bobbin carriage two ends connect a kind of gateway bobbin carriage of medium, and described dielectric distribution case two ends connect another kind of Jie
The gateway bobbin carriage of matter；The gateway bobbin carriage of described two media is located at casing both sides respectively, and left and right interlaced sets
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628321.1A CN104677152B (en) | 2013-11-28 | 2013-11-28 | Plate type air-air heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628321.1A CN104677152B (en) | 2013-11-28 | 2013-11-28 | Plate type air-air heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104677152A CN104677152A (en) | 2015-06-03 |
| CN104677152B true CN104677152B (en) | 2017-02-08 |
Family
ID=53312529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310628321.1A Active CN104677152B (en) | 2013-11-28 | 2013-11-28 | Plate type air-air heat exchanger |
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| Country | Link |
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| CN (1) | CN104677152B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123653B (en) * | 2016-07-15 | 2018-08-24 | 甘肃蓝科石化高新装备股份有限公司 | A kind of modularization full-welding plate-type heat exchanger |
| CN110220400B (en) * | 2019-05-17 | 2024-03-29 | 天津华赛尔传热设备有限公司 | All-welded plate type gas-gas heat exchanger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH212268A (en) * | 1938-04-16 | 1940-11-15 | Jendrassik Georg Ing Dipl | Gas turbine system with compressor and heat exchanger. |
| US2361691A (en) * | 1938-04-16 | 1944-10-31 | Jendrassik George | Heat exchanger for gas turbines |
| CN1884951A (en) * | 2005-06-20 | 2006-12-27 | 张延丰 | Plate-shell type heat exchanger |
| CN102967168A (en) * | 2012-12-13 | 2013-03-13 | 天津华赛尔换热设备有限公司 | Heat transmission plate for welding plate type heat exchanger |
| CN203586890U (en) * | 2013-11-28 | 2014-05-07 | 天津华赛尔传热设备有限公司 | Plate type air-air heat exchanger |
-
2013
- 2013-11-28 CN CN201310628321.1A patent/CN104677152B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH212268A (en) * | 1938-04-16 | 1940-11-15 | Jendrassik Georg Ing Dipl | Gas turbine system with compressor and heat exchanger. |
| US2361691A (en) * | 1938-04-16 | 1944-10-31 | Jendrassik George | Heat exchanger for gas turbines |
| CN1884951A (en) * | 2005-06-20 | 2006-12-27 | 张延丰 | Plate-shell type heat exchanger |
| CN102967168A (en) * | 2012-12-13 | 2013-03-13 | 天津华赛尔换热设备有限公司 | Heat transmission plate for welding plate type heat exchanger |
| CN203586890U (en) * | 2013-11-28 | 2014-05-07 | 天津华赛尔传热设备有限公司 | Plate type air-air heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104677152A (en) | 2015-06-03 |
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