CN212491616U - Negative pressure rectifying still condensation reflux device - Google Patents
Negative pressure rectifying still condensation reflux device Download PDFInfo
- Publication number
- CN212491616U CN212491616U CN202020571216.4U CN202020571216U CN212491616U CN 212491616 U CN212491616 U CN 212491616U CN 202020571216 U CN202020571216 U CN 202020571216U CN 212491616 U CN212491616 U CN 212491616U
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- Prior art keywords
- water
- rectifying still
- pipe
- pipeline
- negative pressure
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- 238000010992 reflux Methods 0.000 title claims abstract description 18
- 238000009833 condensation Methods 0.000 title claims abstract description 15
- 230000005494 condensation Effects 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000005457 ice water Substances 0.000 claims description 26
- 238000005452 bending Methods 0.000 claims description 14
- 238000005086 pumping Methods 0.000 claims description 8
- 210000004907 gland Anatomy 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims 3
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000004880 explosion Methods 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000008400 supply water Substances 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a negative pressure rectifying still condensation reflux unit relates to chemical industry technical field, including the rectifying still main part, the both sides of condenser pipe have respectively and are used for the end of intaking that the frozen water got into and be used for the outlet end that the heat supply water was drawn forth behind the heat transfer, the end of intaking feeds through frozen water and advances the one end of pipe, and frozen water advances the other end of pipe and communicate in the inner chamber lower part in frozen water groove, the one end of outlet end intercommunication hot water exit tube, and the other end of hot water exit tube communicates on the inner chamber upper portion in frozen water groove. This application can take away the heat in the high-temperature gas fast with the help of the frozen water that the temperature is lower, make high-temperature gas liquefy rapidly and flow into the rectifying still main part again through the back flow, and then can reduce the temperature of rectifying still main part inner chamber rapidly, reach the purpose of guaranteeing rectifying still main part inner chamber heat balance, avoid probably appearing because of the internal pressure of cauldron high explosion condition that causes under the violent circumstances of rectifying still main part internal reaction, furthest's elimination potential safety hazard.
Description
Technical Field
The utility model relates to the technical field of chemical industry, specifically a negative pressure rectifying still condensation reflux device.
Background
In order to keep the heat balance in the negative pressure rectifying still (or called rectifying tower), a condensing pipe is generally needed to be arranged at the top of the negative pressure rectifying still. The gas-phase high-temperature material at the top of the rectifying still is guided into the condensing pipe and condensed into a liquid phase, and then flows back into the negative pressure rectifying still through the reflux pipeline.
At present when violent, the more raw materials of exothermic process of internal reaction of cauldron, traditional condenser pipe is general to high-temperature gas's cooling effect, for example the patent is CN209188162U a negative pressure rectifying still condensation reflux structure, and the water of participating in the heat transfer in its condenser pipe is mostly normal atmospheric temperature state, and is general to the reaction effect of violent exothermal in rectifying still main part like this, has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a negative pressure rectifying still condensation reflux unit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a negative pressure rectifying still condensation reflux unit, passes through the air inlet intercommunication of pipeline and condenser pipe including rectifying still main part and top gas outlet and the liquid outlet of condenser pipe passes through the inlet intercommunication at back flow and rectifying still main part top, the both sides of condenser pipe have respectively and are used for the inflow end that the frozen water got into and the play water end that hot water after the heat transfer draws forth, the sealed and fastening of end of intaking feeds through the frozen water into the one end of pipe, and the frozen water advances the other end of pipe and seals and fasten and feed through in the inner chamber lower part in frozen water groove, the sealed and fastening of play water end feeds through the one end of hot water exit tube, and the sealed and fastening of the other end of hot water exit tube feeds through in the.
As a further aspect of the present invention: the ice water tank is circularly communicated with a water storage tower through a pipeline.
As a further aspect of the present invention: still be provided with the refrigerator between ice water tank and the aqua storage tower, the input of refrigerator is sealed and the fastening communicates the one end of drinking-water pipeline, and the other end of drinking-water pipeline is sealed and the fastening communicates in the inner chamber below of ice water tank, the output of refrigerator is sealed and the fastening communicates drainage pipe's one end, and drainage pipe's the other end communicates in the inner chamber top of ice water tank, the moisturizing mouth of refrigerator passes through water intake pipe and aqua storage tower intercommunication, and the outlet of refrigerator has the aqua storage tower through outlet conduit intercommunication.
As a further aspect of the present invention: and the ice water inlet pipe, the hot water outlet pipe, the water pumping pipeline, the drainage pipeline, the water outlet pipeline and the water inlet pipeline are all provided with circulation.
As a further aspect of the present invention: the reflux pipe comprises a straight line section and a snake-shaped section, wherein the straight line section is respectively in butt joint with the rectifying still main body and the condensing pipe, the snake-shaped section is formed in the middle of the straight line section, and the snake-shaped section is continuously formed by a bending section A and a bending section B.
As a further aspect of the present invention: the bottom of bending section A and bending section B all sets up the perforation that supplies the screw thread section of thick bamboo installation, and screw thread section of thick bamboo female connection plunger, and the outer terminal surface fixedly connected with gland of plunger, and the upper surface of gland is along compound connection with sealing washer all.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can take away the heat in the high-temperature gas fast with the help of the frozen water that the temperature is lower, make high-temperature gas liquefy rapidly and flow in the rectifying still main part again through the back flow, and then can reduce the temperature of rectifying still main part inner chamber rapidly, reach the purpose of guaranteeing rectifying still main part inner chamber heat balance, avoid probably appearing because of the internal pressure of cauldron high explosion condition that causes under the violent condition of rectifying still main part internal reaction, furthest's elimination potential safety hazard, improve the initiative of occurence of failure prevention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle return pipe of the present invention.
Fig. 3 is an enlarged view of a structure in fig. 2.
In the figure: 1. a rectifying still main body; 2. a condenser tube; 3. a bending section A; 4. a return pipe; 5. a circulation pump; 6. ice water enters the pipe; 7. a hot water outlet pipe; 8. an ice water tank; 9. a water pumping pipeline; 10. a water discharge pipeline; 11. a water inlet pipeline; 12. a water storage tower; 13. a freezer; 14. a water inlet pipeline; 15. a seal ring; 16. a threaded barrel; 17. a gland; 18. a bending section B; 19. and a plunger.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1 to 3, in an embodiment of the present invention, a negative pressure rectifying still condensation reflux apparatus includes a rectifying still main body 1 and a top air outlet thereof communicated with an air inlet of a condenser pipe 2 through a pipeline, and a liquid outlet of the condenser pipe 2 communicated with a liquid inlet at the top of the rectifying still main body 1 through a reflux pipe 4, both sides of the condenser pipe 2 are respectively provided with a water inlet for ice water to enter and a water outlet for hot water to be drawn out after heat exchange, the water inlet is sealed and tightly communicated with one end of an ice water inlet pipe 6, the other end of the ice water inlet pipe 6 is sealed and tightly communicated with a lower portion of an inner cavity of an ice water tank 8, the water outlet is sealed and tightly communicated with one end of a hot water outlet pipe 7, the other end of the hot water outlet pipe 7 is sealed and tightly communicated with an upper portion of the inner cavity of the ice water tank 8, so that ice water in the ice water tank 8 enters the condenser pipe 2 through the ice water inlet pipe 6 to participate in heat exchange, the heat in the high-temperature gas can be quickly taken away by the aid of the ice water with lower temperature, the high-temperature gas is quickly liquefied and flows into the rectifying still main body 1 again through the return pipe 4, the temperature of the inner cavity of the rectifying still main body 1 can be quickly reduced, the purpose of guaranteeing the heat balance of the inner cavity of the rectifying still main body 1 is achieved, the explosion condition caused by high pressure inside the rectifying still main body under the condition of violent reaction inside the rectifying still main body 1 is avoided, potential safety hazards are eliminated to the greatest extent, and the initiative of accident prevention is improved.
The ice water tank 8 is circularly communicated with a water storage tower 12 through a pipeline, and the water storage tower 12 is used for supplementing water into the ice water tank 8.
Further, still be provided with refrigerator 13 between icy water tank 8 and the aqua storage tower 12, the sealed and fastening of input of refrigerator 13 communicates the one end of water pumping pipe 9, and the sealed and fastening of the other end of water pumping pipe 9 communicates in the inner chamber below of icy water tank 8, the sealed and fastening one end of intercommunication drainage pipe 10 of output of refrigerator 13, and the other end of drainage pipe 10 communicates in the inner chamber top of icy water tank 8, the moisturizing mouth of refrigerator 13 passes through water inlet pipe 14 and aqua storage tower 12 intercommunication, and the outlet of refrigerator 13 has aqua storage tower 12 through outlet pipe 11 intercommunication, and then realizes leading to water through aqua storage tower 12 in to refrigerator 13, lets in icy water tank 8 for subsequent use after refrigerator 13 cools down the water of normal temperature state, finally realizes the rapid heat transfer effect of condenser pipe 2.
Further, circulating pumps 5 are respectively arranged on the ice water inlet pipe 6, the hot water outlet pipe 7, the water pumping pipeline 9, the water drainage pipeline 10, the water outlet pipeline 11 and the water inlet pipeline 14 so as to achieve the purpose of integral circulation.
The return pipe 4 comprises a straight line section and a snake-shaped section, wherein the straight line section is in butt joint with the rectifying still main body 1 and the condensing pipe 2 respectively, the snake-shaped section is formed in the middle of the straight line section, and the snake-shaped section is formed by a bending section A3 and a bending section B18 continuously, so that the effect of retaining cooling liquid is achieved, and the condition that the temperature in the still body is sharply reduced to influence the reaction is avoided.
Further, the perforation that supplies the installation of a screw section of thick bamboo 16 is all seted up with the bottom of bending section A3 and bending section B18, and screw section of thick bamboo 16 internal thread connection plunger 19, and plunger 19's outer terminal surface fixedly connected with gland 17, and there is sealing washer 15 around the complex connection along the upper surface of gland 17, regularly open screw section of thick bamboo 16 and can realize discharging the part impurity in the coolant liquid that back flow 4 is detained, avoid the jam condition of back flow 4, and sealing washer 15 can improve sealed effect, avoid the back flow 4 the weeping condition to appear, improve the practicality.
The utility model discloses a theory of operation: the heat in the high-temperature gas can be quickly taken away by the aid of the ice water with lower temperature, the high-temperature gas is quickly liquefied and flows into the rectifying still main body 1 again through the return pipe 4, the temperature of the inner cavity of the rectifying still main body 1 can be quickly reduced, the purpose of guaranteeing the heat balance of the inner cavity of the rectifying still main body 1 is achieved, the explosion condition caused by high pressure inside the rectifying still main body under the condition of violent reaction inside the rectifying still main body 1 is avoided, potential safety hazards are eliminated to the greatest extent, and the initiative of accident prevention is improved.
The present invention relates to circuits, electronic components and modules, all of which are known in the art, and can be implemented by those skilled in the art without redundancy, and the present invention also does not relate to improvements in software and methods.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those of ordinary skill in the art through specific situations.
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 of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a negative pressure rectifying still condensation reflux unit, passes through the air inlet intercommunication of pipeline and condenser pipe (2) including rectifying still main part (1) and its top gas outlet and the liquid outlet of condenser pipe (2) passes through the inlet intercommunication at back flow (4) and rectifying still main part (1) top, its characterized in that, the both sides of condenser pipe (2) have respectively and are used for the inflow end that the frozen water got into and the play water end that hot water was drawn forth after the heat transfer, the sealed and fastening of inflow end feeds through the one end that the frozen water advances pipe (6), and the frozen water advances the sealed and fastening of the other end of pipe (6) and feeds through in the inner chamber lower part of ice water groove (8), the sealed and fastening of play water end feeds through the one end of hot water exit tube (7), and the sealed and fastening of the other end of hot water exit tube (7) is linked through in the inner chamber upper.
2. The negative pressure rectifying still condensation reflux device according to claim 1, characterized in that the ice water tank (8) is connected with a water storage tower (12) through a pipeline circulation.
3. The negative pressure rectifying still condensation reflux device according to claim 1, wherein a refrigerator (13) is further arranged between the ice water tank (8) and the water storage tower (12), an input end of the refrigerator (13) is sealed and tightly communicated with one end of the water pumping pipeline (9), the other end of the water pumping pipeline (9) is sealed and tightly communicated below an inner cavity of the ice water tank (8), an output end of the refrigerator (13) is sealed and tightly communicated with one end of the water drainage pipeline (10), the other end of the water drainage pipeline (10) is communicated above the inner cavity of the ice water tank (8), a water replenishing port of the refrigerator (13) is communicated with the water storage tower (12) through a water inlet pipeline (14), and a water outlet of the refrigerator (13) is communicated with the water storage tower (12) through a water outlet pipeline (11).
4. The negative pressure rectifying still condensation reflux device according to claim 1, wherein the ice water inlet pipe (6), the hot water outlet pipe (7), the water pumping pipeline (9), the water draining pipeline (10), the water outlet pipeline (11) and the water inlet pipeline (14) are all provided with a circulating pump (5).
5. The negative pressure rectifying still condensation reflux device according to claim 1, wherein the reflux pipe (4) comprises a straight line section and a serpentine section, wherein the straight line section is butted with the rectifying still body (1) and the condensation pipe (2) respectively, the serpentine section is formed in the middle of the straight line section, and the serpentine section is formed by continuously bending a section (3) and a bending B section (18).
6. The negative pressure rectifying still condensation reflux device according to claim 5, wherein the bottom of each of the bending section A (3) and the bending section B (18) is provided with a through hole for installing the threaded cylinder (16), the threaded cylinder (16) is internally threaded with the plunger (19), the outer end surface of the plunger (19) is fixedly connected with the gland (17), and the periphery of the upper surface of the gland (17) is compositely connected with the sealing ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571216.4U CN212491616U (en) | 2020-04-17 | 2020-04-17 | Negative pressure rectifying still condensation reflux device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571216.4U CN212491616U (en) | 2020-04-17 | 2020-04-17 | Negative pressure rectifying still condensation reflux device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212491616U true CN212491616U (en) | 2021-02-09 |
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ID=74430921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020571216.4U Expired - Fee Related CN212491616U (en) | 2020-04-17 | 2020-04-17 | Negative pressure rectifying still condensation reflux device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212491616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113750557A (en) * | 2021-07-23 | 2021-12-07 | 昆山市博事杰机械科技有限公司 | Solvent recovery equipment without VOC gas generation and accelerating distillation |
| CN114470830A (en) * | 2021-12-07 | 2022-05-13 | 安徽世华化工有限公司 | Ethanol recovery and purification device |
-
2020
- 2020-04-17 CN CN202020571216.4U patent/CN212491616U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113750557A (en) * | 2021-07-23 | 2021-12-07 | 昆山市博事杰机械科技有限公司 | Solvent recovery equipment without VOC gas generation and accelerating distillation |
| CN114470830A (en) * | 2021-12-07 | 2022-05-13 | 安徽世华化工有限公司 | Ethanol recovery and purification device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |