CN212109642U - Novel interstage heat exchanger - Google Patents
Novel interstage heat exchanger Download PDFInfo
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- CN212109642U CN212109642U CN202020515460.9U CN202020515460U CN212109642U CN 212109642 U CN212109642 U CN 212109642U CN 202020515460 U CN202020515460 U CN 202020515460U CN 212109642 U CN212109642 U CN 212109642U
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- baffle plate
- compressed air
- heat exchanger
- shell
- interstage heat
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Abstract
The utility model relates to a novel interstage heat exchanger, which comprises a shell and a heat exchange tube assembly arranged in the shell, wherein one end of the shell is provided with a compressed air inlet, the other end of the shell is provided with a compressed air outlet, and the compressed air inlet and the central axis of the compressed air outlet form an included angle; a baffle plate arranged along the length direction of the shell is arranged above the heat exchange tube assembly in the shell; the baffle plate comprises a first baffle plate positioned below the compressed air inlet, a second baffle plate positioned below the compressed air outlet, and a spiral baffle plate, wherein the two ends of the spiral baffle plate are connected with the first baffle plate and the second baffle plate, and the top of the spiral baffle plate is in seamless connection with the inner wall of the shell. The utility model discloses can reduce the baffle because of strike for a long time damaged and interstage heat exchanger interior gas volume distribution even, the effectual novel interstage heat exchanger of heat transfer has prolonged interstage heat exchanger's operating cycle greatly, reduces interstage heat exchanger maintenance volume.
Description
Technical Field
The utility model relates to an interstage heat exchanger technical field especially relates to a novel interstage heat exchanger.
Background
The interstage heat exchanger is an important component of the centrifugal compressor, and as the compressed air amount reaches 40 kilo cubes in an hour of a unit and a larger included angle exists between a compressed air inlet and a partition plate in the interstage heat exchanger, the partition plate is impacted for a long time and is seriously damaged. The conventional design easily causes damage of an inlet clapboard, the efficiency of the unit interstage heat exchanger is seriously reduced, and the unit is forced to stop for overhauling the interstage heat exchanger; meanwhile, the problem of poor heat exchange effect caused by uneven air distribution in the interstage heat exchanger exists.
By using the novel design of the interstage heat exchanger, the problems of damage of an inlet partition plate and air distribution of the first-stage heat exchanger can be well solved, the operation period of the interstage heat exchanger matched with a unit is greatly prolonged, and the maintenance amount of the interstage heat exchanger is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a can reduce baffle because of strike damaged and the interstage heat exchanger interior gas volume distribution even for a long time, the effectual novel interstage heat exchanger of heat transfer has prolonged interstage heat exchanger's operating cycle greatly, reduces interstage heat exchanger maintenance volume.
The utility model provides a technical scheme that its technical problem adopted is: the novel interstage heat exchanger comprises a shell and a heat exchange tube assembly arranged in the shell, wherein one end of the shell is provided with a compressed air inlet, the other end of the shell is provided with a compressed air outlet, and the compressed air inlet and the central axis of the compressed air outlet form an included angle; a baffle plate arranged along the length direction of the shell is arranged above the heat exchange tube assembly in the shell; the baffle plate comprises a first baffle plate positioned below the compressed air inlet, a second baffle plate positioned below the compressed air outlet, and a spiral baffle plate, wherein the two ends of the spiral baffle plate are connected with the first baffle plate and the second baffle plate, and the top of the spiral baffle plate is in seamless connection with the inner wall of the shell.
In a preferred embodiment of the novel interstage heat exchanger, the shapes of the two ends of the spiral baffle plate are respectively matched with the first baffle plate and the second baffle plate, and are in seamless butt joint with the first baffle plate and the second baffle plate.
In a preferred embodiment of the novel interstage heat exchanger, the first baffle plate and/or the second baffle plate comprise a horizontal section and an inclined section, the horizontal section is installed above the heat exchange tube assembly, and the inclined section is seamlessly connected with the inner wall of the shell.
In a preferred embodiment of the novel interstage heat exchanger, the first baffle plate and the second baffle plate are symmetrical mounting structures, and the inclined section of the first baffle plate is along the entering direction of the compressed air.
In a preferred embodiment of the novel interstage heat exchanger provided by the present invention, an included angle between the horizontal section and the inclined section is 135 °.
In the present invention, in a preferred embodiment of the novel interstage heat exchanger, the included angle between the central axes of the compressed air inlet and the compressed air outlet is 25 to 30 °.
And a demister is also arranged in the shell, one end of the demister is connected with the baffle plate, and the other end of the demister is connected with the inner wall of the shell.
Compared with the prior art, the utility model provides a novel interstage heat exchanger's beneficial effect is:
the utility model discloses utilize the baffling plate structure, effectively keep apart compressed air inlet and compressed air outlet, make compressed air get into after the effect of baffling board, wind to the rear end of casing and discharge by compressed air outlet after full contact with heat transfer component, guaranteed that compressed air can fill up the casing, make the tolerance distribute more evenly, the heat transfer effect is better;
the inclined section of the first baffle plate has a guiding function along the entering direction of compressed air, so that the service life of the baffle plate is prolonged, and the overhaul rate is reduced;
and thirdly, due to the arrangement of the demister, condensed water carried in compressed air can be eliminated, and the dryness of the compressed air is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural diagram of a novel interstage heat exchanger provided by the invention;
FIG. 2 is an N-N cross-sectional view of the novel interstage heat exchanger provided in FIG. 1;
FIG. 3 is a cross-sectional view M-M of the novel interstage heat exchanger provided in FIG. 1;
fig. 4 is a schematic view of a reference structure of the baffle plate provided in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the novel interstage heat exchanger 1 of the present embodiment includes a housing 11 and a heat exchange tube assembly 12 installed in the housing 11, wherein one end of the housing 11 is provided with a compressed air inlet 101, the other end of the housing is provided with a compressed air outlet 102, an included angle is formed between central axes of the compressed air inlet 101 and the compressed air outlet 102, and the included angle is set to be 25 to 30 degrees, and is preferably 27.5 degrees.
Referring to fig. 1 to 3, a baffle 13 is arranged in the shell 11 above the heat exchange tube assembly 12 along the length direction of the shell; the baffle 13 includes a first baffle 131 located below the compressed air inlet 101, a second baffle 132 located below the compressed air outlet 102, and a spiral partition 133 having two ends connected to the first baffle 131 and the second baffle 132 and a top seamlessly connected to the inner wall of the housing 11.
This embodiment utilizes baffle structure effectively keeps apart compressed air inlet and compressed air export, makes compressed air get into the back under the effect of baffling board, wind the rear end of casing and heat exchange assemblies and fully contact the back and then discharge by the compressed air export (as shown in fig. 2 and 3), guaranteed that compressed air can be full of the casing, make the tolerance distribute more evenly, the heat transfer effect is better.
Specifically, referring to fig. 4, the two ends of the spiral partition 133 are respectively matched in shape with the first baffle 131 and the second baffle 132, and are in seamless butt joint with the first baffle 131 and the second baffle 132, so as to be used for separating the air flow between the compressed air inlet 101 and the compressed air outlet 102, and prevent the compressed air from being directly discharged from the compressed air inlet through the compressed air outlet in the shortest path.
Preferably, the baffle 13 of the present embodiment is an integrally formed structure or a separately welded structure, preferably an integrally formed structure, and has high structural strength and long service life.
Preferably, the first baffle plate 131 and/or the second baffle plate 132 comprise a horizontal section and an inclined section, the horizontal section is installed above the heat exchange tube assembly 12, the inclined section is seamlessly connected with the inner wall of the shell 11, and the included angle between the horizontal section and the inclined section is 135 °.
Preferably, the first baffle plate 131 and the second baffle plate 132 are symmetrically installed, and the inclined section of the first baffle plate 131 is along the entering direction of the compressed air, so that the inclined section has a guiding function, the service life of the baffle plate is prolonged, and the overhaul rate is reduced.
Still be equipped with demister 14 in the casing 11, demister 14's one end is connected baffling board 13, and the other end is connected the inner wall of casing 11, demister 14's setting can eliminate the comdenstion water that smugglies secretly in the compressed air, ensures compressed air's aridity.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel interstage heat exchanger, include the casing with install in heat exchange tube assembly in the casing, the one end of casing is equipped with compressed air inlet, and the other end is equipped with compressed air export, its characterized in that:
the compressed air inlet and the central axis of the compressed air outlet form an included angle;
a baffle plate arranged along the length direction of the shell is arranged above the heat exchange tube assembly in the shell;
the baffle plate comprises a first baffle plate positioned below the compressed air inlet, a second baffle plate positioned below the compressed air outlet, and a spiral baffle plate, wherein the two ends of the spiral baffle plate are connected with the first baffle plate and the second baffle plate, and the top of the spiral baffle plate is in seamless connection with the inner wall of the shell.
2. The novel interstage heat exchanger of claim 1, wherein: the shapes of the two ends of the spiral baffle plate are respectively matched with the first baffle plate and the second baffle plate and are in seamless butt joint with the first baffle plate and the second baffle plate.
3. The novel interstage heat exchanger of claim 1, wherein: the first baffle plate and/or the second baffle plate comprise a horizontal section and an inclined section, the horizontal section is installed above the heat exchange tube assembly, and the inclined section is connected with the inner wall of the shell in a seamless mode.
4. The novel interstage heat exchanger of claim 3, wherein: the first baffle plate and the second baffle plate are of symmetrical mounting structures, and the inclined section of the first baffle plate is along the entering direction of compressed air.
5. The novel interstage heat exchanger of claim 3, wherein: the included angle between the horizontal section and the inclined section is 135 degrees.
6. The novel interstage heat exchanger of claim 1, wherein: the included angle between the central axis of the compressed air inlet and the central axis of the compressed air outlet is 25-30 degrees.
7. The novel interstage heat exchanger according to any one of claims 1 to 6, characterized in that: and a demister is also arranged in the shell, one end of the demister is connected with the baffle plate, and the other end of the demister is connected with the inner wall of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020515460.9U CN212109642U (en) | 2020-04-10 | 2020-04-10 | Novel interstage heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020515460.9U CN212109642U (en) | 2020-04-10 | 2020-04-10 | Novel interstage heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212109642U true CN212109642U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020515460.9U Active CN212109642U (en) | 2020-04-10 | 2020-04-10 | Novel interstage heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212109642U (en) |
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2020
- 2020-04-10 CN CN202020515460.9U patent/CN212109642U/en active Active
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