CN219551233U - Heat exchange device for realizing cooling and gas-liquid separation - Google Patents
Heat exchange device for realizing cooling and gas-liquid separation Download PDFInfo
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- CN219551233U CN219551233U CN202223262775.5U CN202223262775U CN219551233U CN 219551233 U CN219551233 U CN 219551233U CN 202223262775 U CN202223262775 U CN 202223262775U CN 219551233 U CN219551233 U CN 219551233U
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Abstract
The utility model relates to a heat exchange device for realizing cooling and gas-liquid separation, which belongs to the technical field of soda production and comprises a shell, wherein a furnace gas inlet is formed in the top of the shell, a drain outlet is formed in the bottom of the shell, the shell is sequentially divided into an air inlet chamber, a heat exchange chamber and a gas-liquid separation chamber by an upper tube plate and a lower tube plate, a plurality of first through holes are formed in the upper tube plate, a second through hole corresponding to the first through hole is formed in the lower tube plate, a heat exchange tube penetrates through a baffle plate to be connected with the first through hole of the upper tube plate and the second through hole of the lower tube plate, a furnace gas outlet is formed in one side of the outer wall of the gas-liquid separation chamber, a condensate collecting inclined plate is arranged on the other side of the outer wall of the gas-liquid separation chamber, a third through hole corresponding to the second through hole is formed in the furnace gas outlet, and a round tube penetrates through the third through hole to be connected with the condensate collecting inclined plate.
Description
Technical Field
The utility model relates to a heat exchange device for realizing cooling and gas-liquid separation, in particular to the technical field of sodium carbonate production.
Background
In the calcined soda production process, the carbon dioxide content in the furnace gas is higher, and the furnace gas is generally recycled as the raw material gas. In the actual operation process, because the furnace gas temperature is higher and contains steam, the extraction amount of the compressor is influenced, and the system furnace gas recovery cannot be satisfied, so that the system furnace gas can be recovered and utilized after condensation. In the soda industry, a tower is always used as main equipment for condensing the furnace gas, but the water content of the furnace gas after the tower type condensing equipment is condensed is high, the operation load of a compressor can be increased when the furnace gas enters a rear-end compressor, and a shell-and-tube heat exchanger is adopted to treat the gas, so that the problem of high water content of the furnace gas is also solved.
The person skilled in the art therefore provides a heat exchange device for cooling and gas-liquid separation to solve the problems set forth in the background art.
Disclosure of Invention
The utility model provides a heat exchange device for realizing cooling and gas-liquid separation, aiming at reducing the water content in the gas at the outlet of furnace gas and improving the gas-liquid separation effect.
The technical scheme for solving the technical problems is as follows: the utility model provides a realize cooling and gas-liquid separation's heat transfer device, includes the casing, the top of casing is provided with the stove gas import, the bottom of casing is provided with the drain, the casing separates in proper order through last tube sheet and lower tube sheet and is inlet chamber, heat transfer room and gas-liquid separation room, be provided with a plurality of first through-holes in the last tube sheet, be provided with a plurality of in the lower tube sheet with a plurality of corresponding second through-holes of first through-hole, a plurality of vertical setting heat transfer pipes pass a plurality of baffles that the level set up and are connected with the first through-hole of last tube sheet and the second through-hole of lower tube sheet, the outer wall both sides top of heat transfer room is provided with gas vent and cooling water export respectively, the outer wall both sides bottom of heat transfer room is provided with the cooling water import, one side of gas-liquid separation room outer wall is provided with the stove gas export, the opposite side of gas-liquid separation room outer wall is provided with the condensate outlet, the stove gas export is close to one side top of gas-liquid separation room inner wall is provided with the swash plate, condensate is provided with the swash plate on the condensate is collected and is provided with a plurality of second through-holes corresponding baffling board and first through-hole and is connected with a plurality of third through-holes.
The beneficial effects of the utility model are as follows:
1. a condensate collecting inclined plate is arranged in the gas-liquid separation chamber, condensate flowing through the heat exchange tube is uniformly collected, and the furnace gas is discharged to a furnace gas outlet through a circular tube, so that leaching of the furnace gas after heat exchange is avoided, the water content of the furnace gas is reduced, and the gas-liquid separation efficiency is improved;
2. the design of extending the condensate outlet pipeline is adopted, so that the pipeline is immersed below the liquid level during operation, and the condensed gas is ensured not to overflow from the condensate outlet pipeline.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the high end of the condensate collecting inclined plate is connected with the upper part of one side of the furnace gas outlet close to the inner wall of the gas-liquid separation chamber, and the low end of the condensate collecting inclined plate is close to one side of the condensate outlet and is suspended in the gas-liquid separation chamber.
The beneficial effect of adopting above-mentioned further scheme is, the setting of the swash plate is collected to the lime set that is convenient for the heat exchange tube condensation down then flows to the swash plate is collected to the lime set along the pipe wall from flowing to the lime set bottom of lime set gas-liquid separation room along the inclined plane and gathering.
Further, a pipeline with a water inlet immersed below the liquid level is arranged on one side of the condensate outlet close to the furnace gas outlet, and the pipeline is bent to the bottom of the gas-liquid separation chamber.
The adoption of the further scheme has the beneficial effects that the condensate collected in the gas-liquid separation chamber is discharged to the condensate outlet through the pipeline, so that the condensed gas is prevented from overflowing from the condensate outlet pipeline.
Further, the heights of the circular pipes are sequentially increased along the inclination direction from the high end to the low end of the condensate collecting inclined plate until the heights of the circular pipes are on the same horizontal central line.
The technical proposal has the beneficial effects that the round pipes with the same height can absorb the heat exchanged furnace gas simultaneously with the same quantity.
Further, the diameter of the circular tube is smaller than that of the heat exchange tube, and the center of the circular tube corresponds to the center of the tube orifice of the heat exchange tube.
The further scheme has the beneficial effects that most furnace gas of the heat exchange tube can pass through the round tube, and condensed water flows onto the condensate collecting inclined plate along the tube wall of the heat exchange tube, and is reserved at the bottom of the gas-liquid separation chamber along the inclined plane.
Further, the top of two sides of the outer wall of the heat exchange chamber is respectively provided with an exhaust port and a cooling water outlet, and the bottom of two sides of the outer wall of the heat exchange chamber is provided with a cooling water inlet.
The heat exchange device has the beneficial effects that cooling water enters the heat exchange chamber from the inlet in a countercurrent heat exchange mode, so that the heat exchange efficiency is improved.
Further, a demister is arranged on one side of the furnace gas outlet, which is close to the condensate outlet.
The further scheme has the beneficial effects that the demister further separates liquid drops in the furnace gas after heat exchange, and the water content in the furnace gas is further reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. a housing; 2. an intake chamber; 3. an upper tube sheet; 4. a cooling water outlet; 5. a baffle plate; 6. a heat exchange tube; 7. a cooling water inlet; 8. a lower tube sheet; 9. a furnace gas outlet; 10. a condensate outlet; 11. a gas-liquid separation chamber; 12. a sewage outlet; 13. lifting lugs; 14. a furnace gas inlet; 15. a heat exchange chamber; 16. an exhaust port; 17. a condensate collection sloping plate; 18. a round tube; 19. a demister; 20. a first through hole; 21. a second through hole; 22. a pipe; 23. and a third through hole.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Example 1
As shown in fig. 1, this embodiment provides a heat exchange device for realizing cooling and gas-liquid separation, which comprises a housing 1, the casing 1 is vertical, the top of casing 1 is provided with stove gas inlet 14, the bottom of casing 1 is provided with drain 12, casing 1 separates into inlet chamber 2, heat exchange chamber 15 and gas-liquid separation chamber 11 in proper order through last tube sheet 3 and lower tube sheet 8, be provided with a plurality of first through-holes 20 in last tube sheet 3, be provided with in the lower tube sheet 8 with a plurality of second through-holes 21 corresponding to a plurality of first through-holes 20, a plurality of heat exchange tubes 6 of vertical setting pass a plurality of levels set up baffle 5 with the first through-holes 20 of last tube sheet 3 and the second through-holes 21 of lower tube sheet 8 are connected, outer wall both sides top of heat exchange chamber 15 is provided with gas vent 16 and cooling water outlet 4 respectively, outer wall both sides bottom of heat exchange chamber 15 is provided with cooling water inlet 7, one side of gas-liquid separation chamber 11 outer wall is provided with stove gas outlet 9, the opposite side gas-liquid separation chamber 11 is provided with a plurality of second through-holes 21 corresponding to a plurality of swash plate 17, condensate liquid separation chamber 11 is provided with a plurality of condensate liquid outlet 9, a plurality of condensate liquid separation chamber 17 is provided with a plurality of through-holes 17, and is provided with a plurality of condensate liquid collector plate 17 is provided with a plurality of through-holes 17 respectively, and is provided with a plurality of condensate plate 17.
The high end of the condensate collecting inclined plate 17 is connected with the upper part of one side of the furnace gas outlet 9, which is close to the inner wall of the gas-liquid separation chamber 11, the low end of the condensate collecting inclined plate 17 is close to one side of the condensate outlet 10 and is suspended in the gas-liquid separation chamber 11, and the inclination angle of the condensate collecting inclined plate 17 is 30-45 degrees.
The heights of the round tubes 18 are sequentially increased along the inclination direction from the high end to the low end of the condensate collecting inclined plate 17 until the heights of the round tubes 18 are on the same horizontal central line, and the height of the round tubes 18 is 200mm at most.
A plurality of baffle plates 5 are respectively arranged at one side of the inner wall of the heat exchange chamber 15 at intervals, wherein the number of the heat exchange tubes 6 is determined by three items of heat exchange plate area, heat exchange tube outer diameter and center distance among the heat exchange tubes, and the number of the baffle plates 5 is related to the structure calculated by the process, and relates to heat exchange coefficient, pressure drop and maximum unsupported span.
The diameter of the circular tube 18 is smaller than that of the heat exchange tube 6, the center of the circular tube 18 corresponds to the center of the tube orifice of the heat exchange tube 6, and the thickness of the circular tube 18 is 2mm.
The top of the two sides of the outer wall of the heat exchange chamber 15 is respectively provided with an exhaust port 16 and a cooling water outlet 4, the bottoms of the two sides of the outer wall of the heat exchange chamber 15 are provided with cooling water inlets 7, and cold water can enter the heat exchange chamber 15 from the cooling water inlets 7 by starting pumps.
Lifting lugs 13 are arranged in the middle of the outer walls of the two sides of the heat exchange chamber 15, and the lifting lugs 13 are arranged to facilitate the installation of the heat exchange device, so that the safety is improved.
A demister 19 is arranged on one side of the furnace gas outlet 9, which is close to the condensate outlet 10.
The condensate outlet 10 is provided with a pipeline 22 at one side close to the furnace gas outlet 9, the pipeline 22 is arc-shaped, the water inlet of the pipeline 22 is immersed below the liquid level, and the pipeline 22 is bent to the bottom of the gas-liquid separation chamber 11.
In the embodiment, when the device is used, furnace gas enters the air inlet chamber 2 from the furnace gas inlet 14, enters the plurality of heat exchange pipes 6 through the 7 first through holes 20 of the upper pipe plate 3 for heat exchange, at the moment, an external pump is started, the furnace gas enters the heat exchange chamber 15 from the cooling water inlet 7, the furnace gas in the heat exchange pipes 6 and the cooling water are subjected to countercurrent heat exchange, the cooling water flows out of the cooling water outlet 4 after being baffled by the plurality of baffle plates 5, gas generated in countercurrent heat exchange is discharged from the exhaust port 16, condensate condensed by the furnace gas in the heat exchange pipes 6 after countercurrent heat exchange flows onto the condensate collecting inclined plate 17 along the inner wall of the heat exchange pipes 6, flows to the bottom of the gas-liquid separation chamber 11 along the condensate collecting inclined plate 17, and when the pipeline 22 is immersed by the condensate, the condensate can flow out of the condensate outlet 10 through the pipeline 22; the furnace gas after heat exchange is discharged from the bottom of the heat exchange tube 6, most of the furnace gas can be discharged to the gas-liquid separation chamber 11 through the circular tube 18, the discharge together with condensate is avoided, the water content in the furnace gas is reduced, and the furnace gas discharged to the gas-liquid separation chamber 11 can be discharged from the furnace gas outlet 9 through the foam remover 19.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (6)
1. The utility model provides a realize cooling and gas-liquid separation's heat transfer device, includes casing (1), its characterized in that, the top of casing (1) is provided with stove gas inlet (14), the bottom of casing (1) is provided with drain (12), casing (1) are separated into inlet chamber (2) through last tube sheet (3) and lower tube sheet (8) in proper order, heat exchange chamber (15) and gas-liquid separation room (11), be provided with a plurality of first through-holes (20) in last tube sheet (3), be provided with in lower tube sheet (8) with a plurality of second through-holes (21) corresponding to a plurality of first through-holes (20), a plurality of vertical heat exchange tubes (6) pass a plurality of level setting's baffle (5) with the first through-hole (20) of last tube sheet (3) with the second through-hole (21) of lower tube sheet (8) are connected, the outer wall both sides top of heat exchange chamber (15) are provided with gas vent (16) and cooling water outlet (4) respectively, the outer wall both sides bottom of heat exchange chamber (15) are provided with cooling water inlet (7), gas-liquid separation room (11) is provided with condensate gas-liquid separation room (11) outer wall (11) one side, the boiler gas outlet (9) is close to one side upper side of the inner wall of the gas-liquid separation chamber (11) and is provided with a condensate collecting inclined plate (17), a plurality of third through holes (23) corresponding to the second through holes (21) are formed in the condensate collecting inclined plate (17), and a plurality of round tubes (18) penetrate through the third through holes (23) and are connected with the condensate collecting inclined plate (17).
2. The heat exchange device for cooling and gas-liquid separation according to claim 1, wherein the high end of the condensate collecting inclined plate (17) is connected with the upper part of one side of the furnace gas outlet (9) close to the inner wall of the gas-liquid separation chamber (11), and the low end of the condensate collecting inclined plate (17) is close to one side of the condensate outlet (10) and is suspended in the gas-liquid separation chamber (11).
3. A heat exchange device for effecting cooling and gas-liquid separation according to claim 1, characterized in that the condensate outlet (10) is provided with a water inlet submerged pipe (22) on the side close to the furnace gas outlet (9), said pipe (22) being bent towards the bottom of the gas-liquid separation chamber (11).
4. A heat exchange device for cooling and gas-liquid separation according to claim 1, wherein the heights of the plurality of round tubes (18) are sequentially increased in an inclined direction from the high end to the low end of the condensate collecting inclined plate (17) until the heights of the plurality of round tubes (18) are on the same horizontal center line.
5. The heat exchange device for cooling and gas-liquid separation according to claim 4, wherein the diameter of the circular tube (18) is smaller than the diameter of the heat exchange tube (6), and the center of the circular tube (18) corresponds to the center of the tube orifice of the heat exchange tube (6).
6. A heat exchange device for effecting cooling and gas-liquid separation according to any one of claims 1 to 5, characterized in that the side of the furnace gas outlet (9) adjacent to the condensate outlet (10) is provided with a demister (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223262775.5U CN219551233U (en) | 2022-12-06 | 2022-12-06 | Heat exchange device for realizing cooling and gas-liquid separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223262775.5U CN219551233U (en) | 2022-12-06 | 2022-12-06 | Heat exchange device for realizing cooling and gas-liquid separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219551233U true CN219551233U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223262775.5U Active CN219551233U (en) | 2022-12-06 | 2022-12-06 | Heat exchange device for realizing cooling and gas-liquid separation |
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| Country | Link |
|---|---|
| CN (1) | CN219551233U (en) |
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2022
- 2022-12-06 CN CN202223262775.5U patent/CN219551233U/en active Active
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