CN213965211U - Novel temperature control device for chemical reaction rectifying tower - Google Patents
Novel temperature control device for chemical reaction rectifying tower Download PDFInfo
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- CN213965211U CN213965211U CN202022172763.8U CN202022172763U CN213965211U CN 213965211 U CN213965211 U CN 213965211U CN 202022172763 U CN202022172763 U CN 202022172763U CN 213965211 U CN213965211 U CN 213965211U
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Abstract
The utility model relates to a rectifying column technical field, and a novel chemical reaction rectifying column temperature control is disclosed, including the rectifying column body, the rectifying column body includes two column plates, two inlet pipes, comdenstion water back flow and reboiler heating pipe, two column plates are located the fixed setting in both sides about the inside of rectifying column body respectively, and the feed through hole of a plurality of evenly distributed has all been seted up to the upper end of two column plates, the right-hand member of two inlet pipes all with the left side wall fixed connection of rectifying column body, and two inlet pipes are located the upside and the downside setting of two column plates respectively, the fixed annular water storage box that is equipped with of the lateral wall of rectifying column body position between two inlet pipes. The utility model discloses can preheat the raw materials by controlled temperature, improve rectification efficiency, reduce heat energy waste, can control simultaneously and preheat the temperature and keep in suitable within range, avoid preheating too high influence follow-up reaction.
Description
Technical Field
The utility model relates to a rectifying column technical field especially relates to a novel chemical reaction rectifying column temperature control device.
Background
In chemical production, two operations of reaction and separation are usually carried out in two types of independent equipment respectively, if the two operations can be combined and carried out simultaneously in one equipment, and products or intermediate products generated by the reaction are separated in time, the yield of the products can be improved, and meanwhile, the reaction heat can be used for separating the products, so that the aim of saving energy is fulfilled.
At present, when N, N-dimethylethanolamine reacts, the reaction heat can be utilized to promote the separation of products, the rectification separation can be carried out when the N, N-dimethylethanolamine reacts in a rectification tower, the production efficiency of the products is higher, but when the existing rectification tower works, the temperature is overhigh sometimes, the temperature is generally reduced by refluxing condensed water at the moment, so that the temperature in the tower is kept in a proper range, but the existing rectification tower cannot effectively utilize the heat dissipated during the temperature reduction, and partial heat energy is wasted, so that a novel chemical reaction rectification tower temperature control device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art rectifying column when carrying out the during operation, sometimes there is the high temperature condition, generally cool down the processing through the comdenstion water of backward flow this moment to guarantee that the temperature keeps in suitable within range in the tower, but rectifying column can not effectively utilize the heat that scatters and disappears when cooling, causes the extravagant problem of partial heat energy, and the novel chemical reaction rectifying column temperature control device who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel temperature control device of a chemical reaction rectifying tower comprises a rectifying tower body, wherein the rectifying tower body comprises two tower plates, two inlet pipes, a condensate water return pipe and a reboiler heating pipe, the two tower plates are respectively fixedly arranged at the upper side and the lower side of the inside of the rectifying tower body, a plurality of uniformly distributed material through holes are formed in the upper ends of the two tower plates, the right ends of the two inlet pipes are fixedly connected with the left side wall of the rectifying tower body, the two inlet pipes are respectively arranged at the upper side and the lower side of the two tower plates, an annular water storage tank is fixedly arranged at the position, between the two inlet pipes, of the outer side wall of the rectifying tower body, a water pump is fixedly connected with the left end of the lower inner side wall of the annular water storage tank, the output end of the water pump is fixedly connected with a water delivery pipe, and one end, away from the water delivery pipe, of the water delivery pipe penetrates through the left side wall of the annular water storage tank and extends to the outside, two the outer pipe wall of inlet pipe all fixedly cup joints and separates the temperature pipe, and two separate the common fixedly connected with connecting pipe of temperature pipe wall opposite side right-hand member, and the right pipe wall of connecting pipe and the fixed intercommunication of one end that the raceway is located annular water storage box outside, two separate the equal fixedly connected with circulating pipe of the opposite one side right-hand member of temperature pipe wall, and two circulating pipes keep away from the homonymy and separate the one end of temperature pipe respectively with the upper and lower both ends right side fixed connection of annular water storage box, the low pipe wall fixedly connected with inlet tube of comdenstion water back flow, and the inlet tube keep away from the one end of comdenstion water back flow and the fixed intercommunication in right side wall upper end of annular water storage box, the fixed automatically controlled valve that is equipped with in inside top of inlet tube.
Preferably, the equal fixedly connected with cooling box in both ends about the left side wall of annular water storage box, two the cooling box all communicates each other with the connecting pipe, two the equal fixedly connected with intake pipe of left side wall lower extreme of cooling box, and the inside of two intake pipes is all fixed and is equipped with the check valve, two the equal fixedly connected with outlet duct in upper end left side of cooling box, and the equal fixedly connected with cooling fan in upper end of two outlet ducts, the inside right side upper end fixedly connected with temperature sensor of annular water storage box.
Preferably, the right inner side wall of the annular water storage tank is rotatably connected with a rotating rod through a bearing, the left end of the rotating rod is fixedly connected with a flow guide vane, the right outer side wall of the annular water storage tank is fixedly connected with a motor, and the output end of the motor is rotatably connected with the right end of the rod wall of the rotating rod through a coupler.
Preferably, two equal fixedly connected with a set of guide plate of inside wall about the cooling box, and two sets of guide plates of homonymy crisscross the setting each other.
Preferably, the lower end of the right side wall of the annular water storage tank is fixedly connected with a water outlet pipe, and a control valve is fixedly arranged inside the water outlet pipe.
Preferably, the annular water storage tank is made of a heat insulation material.
Compared with the prior art, the utility model provides a novel chemical reaction rectifying column temperature control device possesses following beneficial effect:
1. this novel chemical reaction rectifying column temperature control device, rectifying column body through being equipped with, mutually supporting of two column plates and two inlet pipes, can carry out the in-process of chemical reaction and carry out the rectification, annular water storage box through being equipped with, a water pump, the raceway, the connecting pipe, two separate mutually supporting of warm pipe and two back flows, can be with the partial heat absorption of deriving from the rectifying column in the rectification process and the chemical reaction, and with its leading-in two inlet pipe departments, thereby can control the temperature and preheat the raw materials that carry out the reaction in getting into the rectifying column, thereby can improve follow-up rectification efficiency, it is extravagant to reduce heat energy, reboiler heating pipe through being equipped with, can heat, through the comdenstion water back flow that is equipped with, can cool down, through the inlet tube that is equipped with, can be to the inside comdenstion water that adds of annular water storage box.
2. This novel chemical reaction rectifying column temperature control device, through two cooling boxes that are equipped with, two outlet ducts, two intake pipes, mutually supporting of temperature sensor and two cooling fans, when the raw materials in two inlet ducts preheat the required difference of temperature, can reduce preheating temperature, make the raw materials preheat the temperature and keep in suitable within range, avoid preheating too high follow-up reaction of influence, through the motor that is equipped with, mutually supporting of bull stick and water conservancy diversion leaf, can make the inside hydrothermal absorption of annular water storage box even.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can the controlled temperature preheat the raw materials, improve rectification efficiency, reduce heat energy waste, can control simultaneously and preheat the temperature and keep in suitable within range, avoid preheating too high influence follow-up reaction.
Drawings
FIG. 1 is a schematic structural diagram of a novel temperature control device of a chemical reaction rectifying tower provided by the utility model;
fig. 2 is an enlarged view of a portion a of fig. 1.
In the figure: the device comprises a rectifying tower body 1, a tower plate 2, a feed pipe 3, a condensate return pipe 4, an annular water storage tank 5, a water pump 6, a water delivery pipe 7, a heat insulation pipe 8, a connecting pipe 9, a circulating pipe 10, a water inlet pipe 11, a cooling tank 12, a gas inlet pipe 13, a gas outlet pipe 14, a cooling fan 15, a temperature sensor 16, a flow guide vane 17, a motor 18, a flow guide vane 19, a water outlet pipe 20 and a reboiler heating pipe 21.
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.
Referring to fig. 1-2, a novel temperature control device for a chemical reaction rectifying tower comprises a rectifying tower body 1, wherein the rectifying tower body 1 comprises two tower plates 2, two feeding pipes 3, a condensate return pipe 4 and a reboiler heating pipe 21, the two tower plates 2 are respectively fixedly arranged at the upper side and the lower side of the interior of the rectifying tower body 1, the upper ends of the two tower plates 2 are respectively provided with a plurality of uniformly distributed feed through holes, the right ends of the two feeding pipes 3 are respectively fixedly connected with the left side wall of the rectifying tower body 1, the two feeding pipes 3 are respectively arranged at the upper side and the lower side of the two tower plates 2, an annular water storage tank 5 is fixedly arranged at the position between the two feeding pipes 3 on the outer side wall of the rectifying tower body 1, the left end of the lower inner side wall of the annular water storage tank 5 is fixedly connected with a water pump 6, the output end of the water pump 6 is fixedly connected with a water pipe 7, and one end of the water pipe 7, which is far away from the water pump 6, penetrates through the left side wall of the annular water storage tank 5 and extends to the exterior, the outer pipe walls of the two feeding pipes 3 are fixedly sleeved with heat insulation pipes 8, the right ends of the opposite sides of the pipe walls of the two heat insulation pipes 8 are fixedly connected with connecting pipes 9 together, the right pipe wall of the connecting pipe 9 is fixedly communicated with one end of the water pipe 7 positioned outside the annular water storage tank 5, the right ends of the opposite sides of the pipe walls of the two heat insulation pipes 8 are fixedly connected with circulating pipes 10, and one ends of the two circulating pipes 10 far away from the heat insulation pipe 8 at the same side are respectively fixedly connected with the right sides of the upper end and the lower end of the annular water storage tank 5, the lower pipe wall of the condensed water return pipe 4 is fixedly connected with a water inlet pipe 11, and one end of the water inlet pipe 11 far away from the condensate water return pipe 4 is fixedly communicated with the upper end of the right side wall of the annular water storage tank 5, an electric control valve is fixedly arranged above the inside of the water inlet pipe 11, and other parts, a condenser, a reboiler and the like inside the rectifying tower body 1 are all in the prior art (not shown in the figure) and are not described in detail.
The upper end and the lower end of the left outer side wall of the annular water storage tank 5 are both fixedly connected with cooling tanks 12, the two cooling tanks 12 are both communicated with a connecting pipe 9, the lower ends of the left side walls of the two cooling tanks 12 are both fixedly connected with an air inlet pipe 13, and the inner parts of the two air inlet pipes 13 are both fixedly provided with a one-way valve, the left sides of the upper ends of the two cooling boxes 12 are both fixedly connected with an air outlet pipe 14, and the upper ends of the two air outlet pipes 13 are fixedly connected with a cooling fan 15, the upper end of the right side inside the annular water storage tank 5 is fixedly connected with a temperature sensor 16, when the temperature sensor 16 detects that the temperature of the water inside the annular water storage tank 5 exceeds the preheating temperature of the raw materials in the annular water storage tank, the cooling fan 15 at the corresponding position can be controlled to work, thereby can make the inside air flow velocity of cooling box 12 become fast to can cool down the water that preheats, avoid the high temperature to influence follow-up raw materials reaction.
The right inner side wall of the annular water storage tank 5 is connected with a rotating rod in a rotating mode through a bearing, the left end of the rotating rod is fixedly connected with a diversion vane 17, the right outer side wall of the annular water storage tank 5 is fixedly connected with a motor 18, the output end of the motor 18 is connected with the right end of the rod wall of the rotating rod in a rotating mode through a coupler, the motor 18 works, the rotating rod can rotate, the diversion vane 17 can rotate, the water inside the annular water storage tank 5 can flow in a circulating mode, and therefore the water in the annular water storage tank 5 can become hot uniformly.
The equal fixedly connected with a set of guide plate 19 of inside wall about two cooling boxes 12, and the mutual crisscross setting of two sets of guide plates 19 of homonymy can increase the inside flow of water process cooling box 12 of preheating to can guarantee the cooling effect.
The lower end of the right side wall of the annular water storage tank 5 is fixedly connected with a water outlet pipe 20, and a control valve is fixedly arranged inside the water outlet pipe 20, so that water inside the annular water storage tank 5 can be discharged.
The annular water storage tank 5 is made of a heat insulation material, so that the temperature inside the annular water storage tank 5 can be prevented from being dissipated.
The utility model discloses in, during the use, the raw materials gets into rectifying column body 1 inside through two inlet pipes 3, thereby can react, and carry out the rectification, reboiler heating pipe 21 can heat the rectification with the heat of reboiler during operation to rectifying column body 1 inside, the partial heat that the heat that produces when the heat of this moment and raw materials reaction can be absorbed by the inside comdenstion water of annular water storage box 5 through the partial heat of rectifying column body 1 derivation, water pump 6 work, can get into two through raceway 7 and connecting pipe 9 behind the absorbed heat and separate inside the heat pipe 8, thereby hot water can carry out the heat exchange with the raw materials of two inlet pipes 3 insides, and then can preheat the raw materials, improve follow-up heating efficiency, reduce heat energy waste, energy-saving effect is improved, can carry out water circulation at two circulating pipes 10 of cooperation.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A novel temperature control device of a chemical reaction rectifying tower comprises a rectifying tower body (1) and is characterized in that the rectifying tower body (1) comprises two tower plates (2), two inlet pipes (3), a condensate return pipe (4) and a reboiler heating pipe (21), the two tower plates (2) are respectively arranged on the upper side and the lower side of the inside of the rectifying tower body (1) and fixedly arranged, a plurality of uniformly distributed material passing holes are formed in the upper ends of the two tower plates (2), the right ends of the two inlet pipes (3) are fixedly connected with the left side wall of the rectifying tower body (1), the two inlet pipes (3) are respectively arranged on the upper side and the lower side of the two tower plates (2), an annular water storage tank (5) is fixedly arranged on the position, between the two inlet pipes (3), of the outer side wall of the rectifying tower body (1), a water pump (6) is fixedly connected to the inner side wall of the lower left side of the annular water storage tank (5), the output end of the water pump (6) is fixedly connected with a water delivery pipe (7), one end of the water delivery pipe (7) far away from the water pump (6) penetrates through the left side wall of the annular water storage tank (5) and extends to the outside, the outer pipe walls of the two feed pipes (3) are fixedly sleeved with the heat insulation pipes (8), the right ends of the two heat insulation pipes (8) at the opposite sides of the pipe walls are fixedly connected with a connecting pipe (9), the right pipe wall of the connecting pipe (9) is fixedly communicated with one end of the water delivery pipe (7) at the outside of the annular water storage tank (5), the right ends of the two heat insulation pipes (8) at the opposite sides of the pipe walls are fixedly connected with circulating pipes (10), one ends of the two circulating pipes (10) far away from the heat insulation pipes (8) at the same side are fixedly connected with the right sides of the upper and lower ends of the annular water storage tank (5), and the lower pipe wall of the condensate return pipe (4) is fixedly connected with a water inlet pipe (11), and one end of the water inlet pipe (11) far away from the condensed water return pipe (4) is fixedly communicated with the upper end of the right side wall of the annular water storage tank (5), and an electric control valve is fixedly arranged above the inner part of the water inlet pipe (11).
2. The novel chemical reaction rectifying tower temperature control device as claimed in claim 1, wherein the upper end and the lower end of the left outer side wall of the annular water storage tank (5) are fixedly connected with cooling tanks (12), the two cooling tanks (12) are communicated with a connecting pipe (9), the lower end of the left side wall of the two cooling tanks (12) is fixedly connected with an air inlet pipe (13), the two air inlet pipes (13) are fixedly provided with one-way valves, the left side of the upper end of the two cooling tanks (12) is fixedly connected with an air outlet pipe (14), the upper end of the two air outlet pipes (14) is fixedly connected with a cooling fan (15), and the upper end of the right side of the inside of the annular water storage tank (5) is fixedly connected with a temperature sensor (16).
3. The novel temperature control device for the chemical reaction rectifying tower as claimed in claim 1, wherein a rotating rod is rotatably connected to the right inner side wall of the annular water storage tank (5) through a bearing, a flow guide vane (17) is fixedly connected to the left end of the rotating rod, a motor (18) is fixedly connected to the right outer side wall of the annular water storage tank (5), and the output end of the motor (18) is rotatably connected with the right end of the rod wall of the rotating rod through a coupler.
4. The novel chemical reaction rectification tower temperature control device as claimed in claim 2, characterized in that a set of guide plates (19) is fixedly connected to the left and right inner side walls of the two cooling boxes (12), and two sets of guide plates (19) on the same side are arranged in a staggered manner.
5. The novel temperature control device for the chemical reaction rectifying tower as claimed in claim 1, wherein a water outlet pipe (20) is fixedly connected to the lower end of the right side wall of the annular water storage tank (5), and a control valve is fixedly arranged inside the water outlet pipe (20).
6. The novel temperature control device for the chemical reaction rectification tower in claim 1 is characterized in that the annular water storage tank (5) is made of a thermal insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022172763.8U CN213965211U (en) | 2020-09-29 | 2020-09-29 | Novel temperature control device for chemical reaction rectifying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022172763.8U CN213965211U (en) | 2020-09-29 | 2020-09-29 | Novel temperature control device for chemical reaction rectifying tower |
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| Publication Number | Publication Date |
|---|---|
| CN213965211U true CN213965211U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022172763.8U Active CN213965211U (en) | 2020-09-29 | 2020-09-29 | Novel temperature control device for chemical reaction rectifying tower |
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- 2020-09-29 CN CN202022172763.8U patent/CN213965211U/en active Active
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