CN203163579U - Heat transferring sheet bar for multi-pass and cross-flow welding plate heat exchanger - Google Patents
Heat transferring sheet bar for multi-pass and cross-flow welding plate heat exchanger Download PDFInfo
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- CN203163579U CN203163579U CN 201320059424 CN201320059424U CN203163579U CN 203163579 U CN203163579 U CN 203163579U CN 201320059424 CN201320059424 CN 201320059424 CN 201320059424 U CN201320059424 U CN 201320059424U CN 203163579 U CN203163579 U CN 203163579U
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Abstract
The utility model relates to the technical field of manufacturing heat transferring elements for heat exchanging, in particular to a heat transferring sheet bar for a multi-pass and cross-flow welding plate heat exchanger. The heat transferring sheet bar comprises a rectangular sheet bar body for transferring heat in a crossed mode. A medium on one side of the sheet bar flows through the sheet bar at a time, the other side of the sheet bar is a routine turning side, and the medium flows in a routine turning mode. The routine turning side comprises a periphery platform and a routine dividing platform, wherein the periphery platform is provided with an independent medium inlet and outlet, and the routine dividing platform is arranged in the periphery platform and enables the medium to flow back and forth in the periphery platform along the routine dividing platform. At least one routine diving platform is arranged. The rectangular sheet bar body is folded to form an integral inlet and outlet through which fluid flows. Due to the fact that the routine dividing platform along which the medium does sinuous movement in the periphery platform, the medium does not need to flow out of the sheet bar and then flow into the sheet bar before the routine turning heat exchanging is achieved, another routine turning space is saved, and the heat transferring sheet bar is small in size and pressure drop, low in manufacturing cost, high in heat transferring efficiency and compact in structure.
Description
Technical field
The utility model relates to makes heat exchange heat transfer element technical field, relates in particular to a kind of multipass cross-current welded plate type heat exchanger heat transferring plate.
Background technology
Heat exchanger is that cold fluid is heated to uniform temperature by heat transferring plate, and hot fluid is cooled to uniform temperature by heat transferring plate, is used for improving heat exchange performance, reduces energy consumption.
Existing welded plate type heat exchanger cross-current heat transfer element, media of both sides is the cross-current form one time, and for the technology occasion that exists temperature to intersect, the separate unit heat exchanger can't meet the demands, need to adopt many series connection, many series connection cause occupation area of equipment and equipment investment to increase.Existing once by the cross-current heat transfer element, also can on a heat exchanger, can realize repeatedly rolling over journey, but medium is rolled over Cheng Jun at every turn and will be flowed out plate and enter plate again, need other folding journey space, not only equipment volume is big, pressure drop is big, cost is high, and can not reliably cut off between the interior journey of plate and the journey, there is short circuit phenomenon.
The utility model content
Technical problem to be solved in the utility model is, overcomes the deficiencies in the prior art, provides a kind of MEDIA FLOW influent stream that need not to go out plate and just can finish the multipass cross-current welded plate type heat exchanger heat transferring plate of repeatedly rolling over journey.
The utility model is to be achieved by the following technical programs:
A kind of multipass cross-current welded plate type heat exchanger heat transferring plate, comprise the staggered rectangular plate body that conducts heat, one side medium once-through plate of described plate, opposite side is folding journey side, medium folding Cheng Liudong, described folding journey side comprises the peripheral platform that has the standalone media import and export and is arranged on makes medium back and forth roll over the branch Cheng Pingtai of Cheng Liudong along it in peripheral platform in the peripheral platform.
Cheng Pingtai was provided with at least one in described minute.
Described plate body group poststack forms the whole import and export that fluid passes through.
The beneficial effects of the utility model are:
Make medium in peripheral platform, back and forth roll over the branch Cheng Pingtai of Cheng Liudong along it owing to be provided with, make medium when realizing folding Cheng Huanre, not need to flow out plate and enter plate again that saved other folding journey space, equipment volume is little, pressure drop is little, cost is low, the heat transfer efficiency height, compact conformation.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is reverse flow pattern schematic diagram of the present utility model.
Fig. 3 is forward flow pattern schematic diagram of the present utility model.
Among the figure: 1. minute Cheng Pingtai, 2. peripheral platform, A, B are the different medium fluid.
The specific embodiment
In order to make those skilled in the art understand the technical solution of the utility model better, the utility model is described in further detail below in conjunction with accompanying drawing and most preferred embodiment.
As shown in the figure, the utility model comprises the staggered rectangular plate body that conducts heat, one side medium once-through plate of described plate, opposite side is folding journey side, medium folding Cheng Liudong, described folding journey side comprises the peripheral platform 2 that has the standalone media import and export and is arranged on makes medium back and forth roll over the branch Cheng Pingtai 1 of Cheng Liudong along it in peripheral platform in the peripheral platform.
Make medium in peripheral platform, back and forth roll over the branch Cheng Pingtai of Cheng Liudong along it owing to be provided with, make medium when realizing folding Cheng Huanre, not need to flow out plate and enter plate again that saved other folding journey space, equipment volume is little, pressure drop is little, cost is low, the heat transfer efficiency height, compact conformation.
Cheng Pingtai was provided with at least one in described minute.When minute Cheng Pingtai was odd number, medium was just finished even number time folding journey in peripheral platform, and medium is imported and exported together on one side, and the turnover flow direction is opposite.When minute Cheng Pingtai was even number, medium was just finished odd number time folding journey in peripheral platform, and medium is imported and exported in different edge, and the turnover flow direction is identical.Described plate body group poststack forms the whole import and export that fluid passes through.Make simple in structure, easily manufactured.
Wherein divide Cheng Pingtai that peripheral platform is divided into and import and export passage and Cheng Tongdao.Importing and exporting channel width can be identical with the journey channel width, also can be different.Each journey channel width can be identical, also can be different.Can adjust as required medium folding number of passes and every journey channel width by arranging of minute Cheng Pingtai.
Per two plate groups of described folding journey side are welded at peripheral platform and branch Cheng Pingtai place the back, the peripheral platform sequential welding, divide Cheng Pingtai can sequential welding, intermittent weld or multiple spot welding, less than once laminating when tight by side pressure medium or assurance group, divide Cheng Pingtai not weld at folding journey side pressure medium; The ripple geometry of plate both sides is symmetry or asymmetric, and namely the ripple degree of depth of both sides can equate, also can not wait; The plate both sides ripple of compression molding can be various corrugated form, and plate groups poststack ripple supports the formation medium channel mutually, and ripple also plays and strengthens the effect that plate bears pressure medium simultaneously; Ripple also can be realized by weldering muscle, post mode;
When medium is reverse flow, described plate groups is to the group poststack, and vertical direction is as a kind of import and export passage of medium, and namely a kind of medium enters from the top, the once-through plate, flow out from bottom, another kind of medium is laterally back and forth rolled over Cheng Liudong, namely rolls over the journey side, enter from the first journey passway, side below, after repeatedly rolling over journey, flow out i.e. media of both sides reverse flow from the first journey passway, side top; Certainly both flow directions also can be inverted.
When medium when forward flowing, described plate groups is to the group poststack, and vertical direction is as a kind of import and export passage of medium, and namely a kind of medium enters from the top, the once-through plate, flow out from bottom, another kind of medium is laterally back and forth rolled over Cheng Liudong, namely rolls over the journey side, enter from the first journey passway, side top, after repeatedly rolling over journey, flow out from the first journey passway, side below, namely media of both sides forward flows; Certainly both flow directions also can be inverted.
Sheet material can adopt carbon steel, stainless steel, titanium and alloy thereof, nickel and nickel-base alloy thereof or other steel grade or non-ferrous metal, with the heat exchanger of described plate processing applicable to gas-gas, gas-liquid, media of both sides such as liquid-liquid are single-phase heat exchange, also be applicable to two-phase-two-phase, the heat exchange of single-phase-two-phase; Its temperature resistant range is at-196 ~ 1200 ℃.
The above only is preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. multipass cross-current welded plate type heat exchanger heat transferring plate, comprise the staggered rectangular plate body that conducts heat, it is characterized in that, one side medium once-through plate of described plate, opposite side is folding journey side, medium folding Cheng Liudong, described folding journey side comprises the peripheral platform that has the standalone media import and export and is arranged on makes medium back and forth roll over the branch Cheng Pingtai of Cheng Liudong along it in peripheral platform in the peripheral platform.
2. a kind of multipass cross-current welded plate type heat exchanger heat transferring plate according to claim 1 is characterized in that Cheng Pingtai was provided with at least one in described minute.
3. a kind of multipass cross-current welded plate type heat exchanger heat transferring plate according to claim 1 and 2 is characterized in that, described plate body group poststack forms the whole import and export that fluid passes through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059424 CN203163579U (en) | 2013-01-31 | 2013-01-31 | Heat transferring sheet bar for multi-pass and cross-flow welding plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059424 CN203163579U (en) | 2013-01-31 | 2013-01-31 | Heat transferring sheet bar for multi-pass and cross-flow welding plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203163579U true CN203163579U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320059424 Expired - Lifetime CN203163579U (en) | 2013-01-31 | 2013-01-31 | Heat transferring sheet bar for multi-pass and cross-flow welding plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203163579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047894A (en) * | 2013-01-31 | 2013-04-17 | 天津华赛尔传热设备有限公司 | Heat transfer plate for multi-stroke cross-current welding plate heat exchanger |
-
2013
- 2013-01-31 CN CN 201320059424 patent/CN203163579U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047894A (en) * | 2013-01-31 | 2013-04-17 | 天津华赛尔传热设备有限公司 | Heat transfer plate for multi-stroke cross-current welding plate heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
|
| CX01 | Expiry of patent term |