CN216964573U - Heat exchange device of reaction kettle - Google Patents
Heat exchange device of reaction kettle Download PDFInfo
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- CN216964573U CN216964573U CN202220780645.1U CN202220780645U CN216964573U CN 216964573 U CN216964573 U CN 216964573U CN 202220780645 U CN202220780645 U CN 202220780645U CN 216964573 U CN216964573 U CN 216964573U
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- heat exchange
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- heat transfer
- conservancy diversion
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Abstract
The utility model provides a heat exchange device of a reaction kettle, and belongs to the technical field of chemical equipment. It has solved the poor problem of current heat transfer device heat transfer effect. This reation kettle includes the cauldron body, and heat transfer device has the heat exchange chamber including fixing the heat transfer section of thick bamboo that just is the tube-shape in the cauldron body in the lateral wall of heat transfer section of thick bamboo, is equipped with the water conservancy diversion strip in the heat exchange chamber, and the water conservancy diversion strip is cut apart the heat exchange chamber and is formed the water conservancy diversion passageway that makes the fluid flow according to the spiral direction, and the top of heat transfer section of thick bamboo is connected with the inlet tube, and the inlet tube is linked together with the top of water conservancy diversion passageway, and the bottom of heat transfer section of thick bamboo is connected with the outlet pipe, and the outlet pipe is linked together with the bottom of water conservancy diversion passageway. This reation kettle's heat transfer device has the effectual advantage of heat transfer.
Description
Technical Field
The utility model belongs to the technical field of chemical equipment, and relates to a heat exchange device of a reaction kettle.
Background
For better heat conduction, reation kettle's the internal spiral helicine coil pipe that can set up of cauldron, and the coil pipe is pasting the inside wall setting of the cauldron body, and the internal reaction of cauldron has solid, crystal to appear, and solid, crystal can stop on the pipe wall of coil pipe, are difficult to wash, because the inside wall of reation kettle is pasted to the coil pipe during the internal (mixing) shaft stirring of cauldron simultaneously, and the fluid mobility of coil pipe department is poor.
Various improvements have been made to solve the above problems, and some patents have been filed, for example, chinese patent literature discloses a reaction kettle for producing terephthaloyl chloride based on a central heating technology [ application number: 201811422120.5; application publication No.: CN109433134A ], it includes the cauldron body, top one side of the cauldron body is equipped with the through connection charge door, one side end bottom through connection discharging pipe of the cauldron body, the inner chamber middle part of the cauldron body is equipped with the cartridge heater, the outer disc top of cartridge heater is even is equipped with a plurality of dead levers, the cartridge heater passes through dead lever fixed connection on the inner chamber wall of the cauldron body, be equipped with the heat exchange chamber in the lateral wall of cartridge heater, a side end through connection inlet tube in heat exchange chamber, another side through connection outlet pipe in heat exchange chamber, inlet tube and outlet pipe all inlay to establish inside the dead lever, be equipped with the water pump on the inlet tube.
The reation kettle of this kind of structure, at the internal unsettled cartridge heater that sets up of cauldron, the heat exchange chamber has in the cartridge heater, the heat exchange chamber is a holistic space, the top of cartridge heater is connected with inlet tube and outlet pipe, and inlet tube and outlet pipe all link to each other with the top in heat exchange chamber, the high temperature hot water that the inlet tube got into promptly or hot oil can directly discharge from the outlet pipe, it is short to make high temperature hot water or hot oil time in the cartridge heater, make the temperature difference of cartridge heater top and bottom simultaneously, it is not even enough to lead to the material heat transfer in the reation kettle, the heat transfer effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a heat exchange device of a reaction kettle aiming at the problems in the prior art, and solves the technical problem of how to improve the heat exchange effect of the heat exchange device.
The purpose of the utility model can be realized by the following technical scheme: the utility model provides a reation kettle's heat transfer device, reation kettle include the cauldron body, and heat transfer device is including fixing the heat exchanger section of thick bamboo that just is the tube-shape in the cauldron is internal, the heat exchange chamber has in the lateral wall of heat exchanger section of thick bamboo, its characterized in that, be equipped with the water conservancy diversion strip in the heat exchange chamber, the water conservancy diversion strip is cut apart the heat exchange chamber and is formed the water conservancy diversion passageway that makes the fluid press the spiral direction to flow, the top of heat exchanger section of thick bamboo is connected with the inlet tube, just the inlet tube is linked together with the top of water conservancy diversion passageway, the bottom of heat exchanger section of thick bamboo is connected with the outlet pipe, just the outlet pipe is linked together with the bottom of water conservancy diversion passageway.
High-temperature hot water or hot oil enters the heat exchange cavity from the water inlet pipe, then spirally flows downwards along the flow guide channel, and finally flows out of the water outlet pipe, and when the high-temperature hot water or hot oil is positioned in the heat exchange cavity, the high-temperature hot water or hot oil can exchange heat with fluid in the kettle body through the heat exchange cylinder. The arrangement of the flow guide strips forms a flow guide channel, so that high-temperature hot water or hot oil flows in a set direction, the retention time of the high-temperature hot water or hot oil in the heat exchange cavity is longer, the heat exchange is more sufficient, and the heat exchange effect of the heat exchange device is improved; meanwhile, when the high-temperature hot water or the hot oil is subjected to heat exchange, the problem that the high-temperature hot water or the hot oil is directly discharged does not exist, the high-temperature hot water or the hot oil is subjected to sufficient heat exchange with fluid, and the heat exchange effect of the heat exchange device is improved.
In the above heat exchange device for the reaction kettle, one side of the diversion strip is fixedly attached to the cavity wall on one side of the heat exchange cavity, and a gap is formed between the other side of the diversion strip and the cavity wall on the other side of the heat exchange cavity. This kind of structure makes partial high temperature hot water or hot oil can directly flow through the clearance, makes everywhere high temperature hot water or the temperature difference of hot oil can not be too big in the heat exchange cavity, makes the heat transfer more even of the internal each department of cauldron, improves heat transfer device's heat transfer effect.
As another situation, in the above heat exchange device for a reaction kettle, two sides of the flow guide strip are respectively attached and fixedly connected to the cavity walls of two sides of the heat exchange cavity.
In foretell reation kettle's heat transfer device, the heat transfer section of thick bamboo links firmly with the cauldron body mutually through the stationary blade that a plurality of interval set up, the stationary blade is flat, just the axial setting along the heat transfer section of thick bamboo is followed to the stationary blade. According to the structure, the fixing piece enables the heat exchange cylinder to be arranged in a hanging mode, meanwhile, a sufficient gap is formed between the inner side wall of the heat exchange cylinder and the inner side wall of the kettle body, and crystals generated by reaction are prevented from being accumulated on the side wall of the heat exchange cylinder.
In the above heat exchange device for the reaction kettle, the length of the fixing piece along the axial direction of the heat exchange cylinder is 1/2-3/4 of the length of the heat exchange cylinder along the axial direction of the heat exchange cylinder, and the fixing piece is located in the middle of the heat exchange cylinder and extends towards two ends of the heat exchange cylinder. The structure can improve the firmness of the installation of the heat exchange cylinder.
In the above heat exchange device for the reaction kettle, the top of the heat exchange cylinder is arc-shaped along the radial cross section of the heat exchange cylinder. By adopting the structure, crystals generated by reaction are prevented from being accumulated on the top of the heat exchange cylinder.
In the above heat exchange device for the reaction kettle, the bottom of the heat exchange cylinder is arc-shaped along the radial cross section of the heat exchange cylinder. By adopting the structure, crystals generated by reaction are prevented from being accumulated at the bottom of the heat exchange cylinder.
In foretell reation kettle's heat transfer device, the internal (mixing) shaft that still is equipped with of cauldron, the (mixing) shaft passes a heat transfer section of thick bamboo, the bottom of (mixing) shaft has the paddle just the paddle is located the below of a heat transfer section of thick bamboo, the rotatory fluid flow that enables in the heat transfer section of thick bamboo of paddle is to the region between a heat transfer section of thick bamboo and the cauldron body lateral wall. The stirring shaft rotates to drive the blades to rotate, so that fluid in the kettle body flows in a set direction, namely the fluid in the heat exchange cylinder flows downwards, and the fluid in the area between the heat exchange cylinder and the side wall of the kettle body moves upwards to form circulation, so that the heat exchange of the fluid is uniform, and the heat exchange effect of the heat exchange device is improved.
Compared with the prior art, the heat exchange device of the reaction kettle provided by the utility model has the following advantages:
1. this heat transfer device's heat transfer cylinder is unsettled to be set up, and has certain interval with the inside wall of the cauldron body between, and the crystal of avoiding the reaction to produce is piled up on heat transfer cylinder, makes reation kettle wash convenient.
2. This heat transfer device forms to be spiral water conservancy diversion passageway through setting up the water conservancy diversion strip in the heat exchange chamber, makes high temperature hot water or hot oil flow according to the direction of setting for, and the heat exchange is more abundant, and is more even, improves heat transfer device's heat transfer effect.
3. The stirring shaft and the blades of the heat exchange device enable fluid in the kettle body to flow in a set direction to form circulation, so that dead angles of a flow field are avoided, the heat exchange effect of the heat exchange device is improved, the outer side wall of the heat exchange cylinder is smooth, and crystals generated by reaction are prevented from being accumulated on the heat exchange cylinder.
Drawings
FIG. 1 is a schematic view of the overall structure of a heat exchange device of the present reaction vessel.
FIG. 2 is a plan view of the heat exchange apparatus of the present reaction vessel.
In the figure, 1, a kettle body; 2. a heat exchange tube; 3. a heat exchange chamber; 4. a flow guide strip; 5. a flow guide channel; 6. a water inlet pipe; 7. a water outlet pipe; 8. a fixing sheet; 9. a stirring shaft; 10. a blade.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the reaction kettle comprises a kettle body 1, a heat exchange device, a stirring shaft 9 and blades 10, wherein the heat exchange device comprises a heat exchange cylinder 2, a flow guide strip 4, a water inlet pipe 6, a water outlet pipe 7 and a fixing piece 8.
The heat exchange cylinder 2 is cylindrical, the top of the heat exchange cylinder 2 is arc-shaped along the radial cross section of the heat exchange cylinder 2, and the bottom of the heat exchange cylinder 2 is arc-shaped along the radial cross section of the heat exchange cylinder 2. As shown in fig. 2, in this embodiment, the heat exchange tube 2 is fixedly connected to the kettle body 1 through four fixing pieces 8 arranged at intervals, each fixing piece 8 is in a flat shape, each fixing piece 8 is arranged along the axial direction of the heat exchange tube 2, each fixing piece 8 is 2/3 of the axial length of the heat exchange tube 2 along the heat exchange tube 2, each fixing piece 8 is located in the middle of the heat exchange tube 2 and extends to two ends of the heat exchange tube 2, and in actual production, each fixing piece 8 can be 1/2 or 3/4 of the axial length of the heat exchange tube 2 along the heat exchange tube 2.
The side wall of the heat exchange cylinder 2 is provided with a heat exchange cavity 3, a flow guide bar 4 is arranged in the heat exchange cavity 3, and the flow guide bar 4 divides the heat exchange cavity 3 and forms a flow guide channel 5 which enables fluid to flow in a spiral direction. In this embodiment, one side of water conservancy diversion strip 4 and the chamber wall laminating of 3 one sides in heat exchange chamber link firmly, have the clearance between the opposite side of water conservancy diversion strip 4 and the chamber wall of 3 opposite sides in heat exchange chamber, and in actual production, the both sides of water conservancy diversion strip 4 link firmly with the chamber wall laminating of 3 both sides in heat exchange chamber respectively. The top of the heat exchange cylinder 2 is connected with a water inlet pipe 6, the water inlet pipe 6 is communicated with the top of the flow guide channel 5, the bottom of the heat exchange cylinder 2 is connected with a water outlet pipe 7, and the water outlet pipe 7 is communicated with the bottom of the flow guide channel 5.
Still be equipped with (mixing) shaft 9 in the cauldron, (mixing) shaft 9 passes heat exchange tube 2, and the bottom of (mixing) shaft 9 has paddle 10 and paddle 10 is located the below of heat exchange tube 2, and paddle 10 rotatory energy makes the region between heat exchange tube 2 and the cauldron of fluid flow in the heat exchange tube 2.
When the device works, the stirring shaft 9 rotates to drive the blades 10 to rotate, so that fluid in the kettle body 1 flows downwards in the middle and upwards around to form circulation. High-temperature hot water or hot oil is introduced from the water inlet pipe 6, flows along the diversion channel 5 and is finally discharged from the water outlet pipe 7, and in the process, the high-temperature hot water or the hot oil exchanges heat with fluid in the kettle body 1 through the heat exchange cylinder 2.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Although the terms of the kettle body 1, the heat exchange cylinder 2, the heat exchange cavity 3, the flow guide strips 4, the flow guide channel 5, the water inlet pipe 6, the water outlet pipe 7, the fixing pieces 8, the stirring shaft 9, the blades 10 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (8)
1. The utility model provides a reation kettle's heat transfer device, reation kettle include the cauldron body (1), and heat transfer device is including fixing in the cauldron body (1) and being a heat exchange tube (2) of tube-shape, heat exchange chamber (3) have in the lateral wall of heat exchange tube (2), its characterized in that, be equipped with water conservancy diversion strip (4) in heat exchange chamber (3), water conservancy diversion strip (4) are cut apart heat exchange chamber (3) and are formed and make fluid according to water conservancy diversion passageway (5) that the spiral direction flows, the top of heat exchange tube (2) is connected with inlet tube (6), just inlet tube (6) are linked together with the top of water conservancy diversion passageway (5), the bottom of heat exchange tube (2) is connected with outlet pipe (7), just outlet pipe (7) are linked together with the bottom of water conservancy diversion passageway (5).
2. The heat exchange device of the reaction kettle according to claim 1, wherein one side of the flow guide strip (4) is attached and fixedly connected with the cavity wall on one side of the heat exchange cavity (3), and a gap is formed between the other side of the flow guide strip (4) and the cavity wall on the other side of the heat exchange cavity (3).
3. The heat exchange device of the reaction kettle according to claim 1, wherein two sides of the flow guide strip (4) are respectively attached and fixedly connected with the cavity walls of two sides of the heat exchange cavity (3).
4. The heat exchange device of the reaction kettle according to claim 1, 2 or 3, wherein the heat exchange cylinder (2) is fixedly connected with the kettle body (1) through a plurality of fixing pieces (8) arranged at intervals, the fixing pieces (8) are flat, and the fixing pieces (8) are arranged along the axial direction of the heat exchange cylinder (2).
5. The heat exchange device of the reaction kettle according to claim 4, wherein the length of the fixing piece (8) along the axial direction of the heat exchange cylinder (2) is 1/2-3/4 of the length of the heat exchange cylinder (2) along the axial direction of the heat exchange cylinder (2), and the fixing piece (8) is located in the middle of the heat exchange cylinder (2) and extends towards the two ends of the heat exchange cylinder (2).
6. The heat exchange device of the reaction kettle according to claim 1, 2 or 3, wherein the top of the heat exchange cylinder (2) is arc-shaped along the radial cross section of the heat exchange cylinder (2).
7. The heat exchange device of the reaction kettle according to claim 1, 2 or 3, wherein the bottom of the heat exchange cylinder (2) is arc-shaped along the radial cross section of the heat exchange cylinder (2).
8. The heat exchange device of the reaction kettle according to claim 1, 2 or 3, wherein a stirring shaft (9) is further arranged in the kettle body (1), the stirring shaft (9) penetrates through the heat exchange cylinder (2), the bottom of the stirring shaft (9) is provided with blades (10), the blades (10) are located below the heat exchange cylinder (2), and the blades (10) can rotate to enable the fluid in the heat exchange cylinder (2) to flow to the area between the heat exchange cylinder (2) and the side wall of the kettle body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220780645.1U CN216964573U (en) | 2022-04-02 | 2022-04-02 | Heat exchange device of reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220780645.1U CN216964573U (en) | 2022-04-02 | 2022-04-02 | Heat exchange device of reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216964573U true CN216964573U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220780645.1U Active CN216964573U (en) | 2022-04-02 | 2022-04-02 | Heat exchange device of reaction kettle |
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| Country | Link |
|---|---|
| CN (1) | CN216964573U (en) |
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2022
- 2022-04-02 CN CN202220780645.1U patent/CN216964573U/en active Active
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