CN212524094U - Constant temperature reaction device - Google Patents
Constant temperature reaction device Download PDFInfo
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- CN212524094U CN212524094U CN202021000881.4U CN202021000881U CN212524094U CN 212524094 U CN212524094 U CN 212524094U CN 202021000881 U CN202021000881 U CN 202021000881U CN 212524094 U CN212524094 U CN 212524094U
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Abstract
The utility model discloses a constant temperature reaction device, which comprises a reaction container and a medium supply device, wherein the reaction container is internally provided with a reaction cavity and a medium cavity; the reaction cavity is used for accessing a reaction reagent; the medium cavity is coated on the outer side of the reaction cavity and is used for being connected with a constant-temperature medium so as to perform constant-temperature heating on the reaction reagent in the reaction cavity; the medium supplying device is communicated with the medium cavity and is used for acting to inject a constant temperature medium into the medium cavity. The utility model discloses simple structure can reduce manufacturing and use cost, can also reduce the consumption of the energy, can energy saving and emission reduction, can improve the homogeneity to the heating of reaction reagent.
Description
Technical Field
The utility model relates to a constant temperature reaction unit.
Background
At present, many experiments in the field of chemistry and the like are carried out under a constant temperature environment, and thus a constant reaction temperature needs to be maintained by a constant temperature reaction device. However, the conventional isothermal reaction apparatus has a complicated structure, high manufacturing and using costs, requires much electric energy to be consumed in use, and unevenly heats the reactants at a constant temperature.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a constant temperature reaction unit, its simple structure can reduce manufacturing and use cost, can also reduce the consumption of the energy, can energy saving and emission reduction, can improve the homogeneity to the heating of reaction reagent.
In order to solve the technical problem, the technical scheme of the utility model is that: a constant temperature reaction device comprises a reaction container and a medium supply device, wherein a reaction cavity and a medium cavity are arranged in the reaction container; wherein the content of the first and second substances,
the reaction cavity is used for accessing a reaction reagent;
the medium cavity is coated on the outer side of the reaction cavity and is used for being connected with a constant-temperature medium so as to perform constant-temperature heating on the reaction reagent in the reaction cavity;
the medium supplying device is communicated with the medium cavity and is used for acting to inject a constant temperature medium into the medium cavity.
Further provides a specific structure of the reaction vessel, wherein the reaction vessel comprises a reaction kettle and a constant temperature sleeve; wherein the content of the first and second substances,
the constant temperature sleeve is at least coated and arranged on the outer side wall of the reaction kettle;
the reaction cavity is arranged in the reaction kettle;
the medium cavity is arranged in the constant temperature sleeve or between the constant temperature sleeve and the outer surface of the reaction kettle.
The reaction kettle comprises a kettle body and a kettle cover, wherein at least one filling port communicated with the reaction cavity and used for being connected with a reaction reagent is arranged on the kettle cover.
Further, a medium inlet and a medium outlet are also arranged in the reaction container;
the medium inlet and the medium outlet are both communicated with the medium cavity;
the medium supply device is connected with at least the medium inlet so as to inject a constant temperature medium into the medium cavity.
Further provides a specific structure of the medium supply device, the medium supply device comprises a heating container, a heating pipe and a medium pump, and a heating cavity, a heat source inlet and a heat source outlet are arranged in the heating container; wherein the content of the first and second substances,
the heat source inlet is communicated with the heating cavity and is used for accessing a heat source medium into the heating cavity;
the heat source outlet is communicated with the heating cavity and is used for discharging heat source media in the heating cavity;
the heating pipe is arranged in the heating cavity, so that a heat source medium in the heating cavity can heat a constant temperature medium in the heating pipe;
the inlet of the medium pump is connected with the medium outlet, the outlet of the medium pump is connected with one end of the heating pipe, and the other end of the heating pipe is connected with the medium inlet, so that the medium pump pumps the constant-temperature medium from the medium outlet into the heating pipe and further into the medium inlet.
Further, in order to keep the temperature of the heat source medium in the heating cavity constant, the medium supplying device further comprises a temperature sensor, a controller, a heat source inlet valve and a heat source outlet valve; wherein the content of the first and second substances,
the heat source inlet valve is connected to the heat source inlet;
the heat source outlet valve is connected to the heat source outlet;
the temperature sensor is connected to the heating container and used for sensing the temperature of the heat source medium in the heating cavity, and the temperature sensor is connected with the input end of the controller and used for sending a temperature signal to the controller;
the controller is in control connection with both the heat source inlet valve and the heat source outlet valve, and the controller is used for controlling the actions of the heat source inlet valve and the heat source outlet valve according to the temperature signal.
Further, when the temperature signal is higher than a preset threshold value, the controller controls the heat source inlet valve and the heat source outlet valve to be closed;
when the temperature signal is lower than a preset threshold value, the controller controls the heat source inlet valve and the heat source outlet valve to be opened.
Further, the medium inlet is communicated with the upper end part of the medium cavity, and the medium outlet is communicated with the lower end part of the medium cavity.
Further, in order to keep the temperature of each part in the medium cavity uniform, the constant-temperature reaction device also comprises a circulating pump, and a circulating inlet and a circulating outlet are also arranged in the reaction container; wherein the content of the first and second substances,
the circulation inlet is communicated with one end part of the medium cavity, and the circulation outlet is communicated with the other end part of the medium cavity;
the inlet of the circulating pump is connected with the circulating outlet, and the outlet of the circulating pump is connected with the circulating inlet, so that the circulating pump acts to pump the constant-temperature medium in the medium cavity from the circulating outlet to the circulating inlet.
Further in order to accelerate the reaction speed, the constant-temperature reaction device also comprises a stirring device, and the stirring device comprises a stirring motor and a stirring paddle; wherein the content of the first and second substances,
the stirring motor is connected to the reaction container;
one end part of the stirring paddle is connected to an output shaft of the stirring motor, and the other end part of the stirring paddle extends into the reaction cavity, so that the stirring motor drives the stirring paddle to rotate to stir the reaction reagent in the reaction cavity.
After the technical scheme is adopted, various reaction reagents are injected into the reaction cavity through the injection port, and the stirring motor drives the stirring paddle to rotate so as to stir the reaction reagents in the reaction cavity. The medium pump pumps the constant-temperature medium from the medium outlet into the heating pipe and further into the medium inlet, so that the constant-temperature medium forms a circulation; the heat source medium flows into the heating chamber from the heat source inlet and then flows out from the heat source outlet, and in the heating chamber, the heat source medium heats the constant temperature medium in the heating pipe. When the temperature signal sent by the temperature sensor is higher than a preset threshold value, the controller controls the heat source inlet valve and the heat source outlet valve to be closed, so that new heat source media are prevented from flowing into the heating cavity, and the temperature in the heating cavity is prevented from exceeding the preset threshold value; when the temperature signal is lower than a preset threshold value, the controller controls the heat source inlet valve and the heat source outlet valve to be opened so as to enable a new heat source medium to flow into the heating cavity, so as to prevent the temperature in the heating cavity from being lower than the preset threshold value, further control the temperature in the heating cavity to be kept constant, further enable the constant temperature medium in the medium cavity to be kept at a constant temperature, and further enable the reaction temperature in the reaction cavity to be kept constant. Wherein the heat source medium can come from a waste heat recovery system so as to save energy; the device has a simple structure, greatly reduces the manufacturing and using cost, can utilize waste heat, reduces the energy consumption, and can save energy and reduce emission.
And the circulating pump can pump the constant-temperature medium in the medium cavity from the circulating outlet to the circulating inlet, so that the constant-temperature medium is driven to flow in the medium cavity in a self-circulating manner, the temperature of each part in the medium cavity is more uniform, and the uniformity of heating the reaction reagent in the reaction cavity by the constant-temperature medium is improved.
Drawings
Fig. 1 is a schematic structural view of the isothermal reaction apparatus of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1, a constant temperature reaction device comprises a reaction vessel 100 and a medium supply device 200, wherein a reaction cavity 1 and a medium cavity 2 are arranged in the reaction vessel 100; wherein the content of the first and second substances,
the reaction cavity 1 is used for receiving reaction reagents;
the medium cavity 2 is coated on the outer side of the reaction cavity 1 and is used for being accessed with a constant temperature medium to heat the reaction reagent in the reaction cavity 1 at a constant temperature, so that the reaction reagent is subjected to a constant temperature reaction in the reaction cavity 1;
the medium supply device 200 is communicated with the medium cavity 2 and is used for acting to inject a constant temperature medium into the medium cavity 2.
As shown in fig. 1, the reaction vessel 100 is, for example, but not limited to, a structure including a reaction vessel 3 and a thermostatic jacket 4; wherein the content of the first and second substances,
the constant temperature sleeve 4 is at least coated and arranged on the outer side wall of the reaction kettle 3;
the reaction cavity 1 is arranged in the reaction kettle 3;
the medium cavity 2 is arranged in the constant temperature sleeve 4 or between the constant temperature sleeve 4 and the outer surface of the reaction kettle 3; in this embodiment, the medium cavity 2 is an annular structure, and the medium cavity 2 is disposed between the constant temperature sleeve 4 and the outer side wall of the reaction kettle 3.
As shown in fig. 1, the reaction kettle 3 may include a kettle body 5 and a kettle cover 6, and the kettle cover 6 is provided with at least one filling port 7 which is communicated with the reaction chamber 1 and is used for receiving a reaction reagent; in this embodiment, the number of the filling ports 7 is 3, and the filling ports are respectively used for receiving resin, a thermal initiator and a photoinitiator.
As shown in fig. 1, the reaction vessel 100 may further include a medium inlet 8 and a medium outlet 9;
the medium inlet 8 and the medium outlet 9 are both communicated with the medium cavity 2;
the medium supply device 200 is connected with at least the medium inlet 8 so as to inject a constant temperature medium into the medium cavity 2; in this embodiment, the medium inlet 8 and the medium outlet 9 are both provided on the thermostatic jacket 4.
As shown in fig. 1, the medium supplying device 200 is, for example and without limitation, a structure including a heating container 10, a heating pipe 11 and a medium pump 12, and a heating chamber 13, a heat source inlet 14 and a heat source outlet 15 may be provided in the heating container 10; wherein the content of the first and second substances,
the heat source inlet 14 is communicated with the heating cavity 13 and is used for accessing heat source media into the heating cavity 13;
the heat source outlet 15 is communicated with the heating cavity 13 and is used for discharging heat source medium in the heating cavity 13;
the heating pipe 11 is arranged in the heating cavity 13, so that the heat source medium in the heating cavity 13 heats the constant temperature medium in the heating pipe 11;
the inlet of the medium pump 12 is connected with the medium outlet 9, the outlet of the medium pump 12 is connected with one end of the heating pipe 11, and the other end of the heating pipe 11 is connected with the medium inlet 8, so that the medium pump 12 pumps the constant-temperature medium from the medium outlet 9 into the heating pipe 11 and further into the medium inlet 8 to circulate the constant-temperature medium; in this embodiment, the heat source medium may come from a waste heat recovery system, so as to save energy and reduce energy consumption; specifically, the heating pipe 11 is coiled in the heating chamber 13, so as to increase the heating time of the thermostatic medium in the heating pipe 11.
As shown in fig. 1, the medium supplying apparatus 200 may further include a temperature sensor 16, a controller 17, a heat source inlet valve 18, and a heat source outlet valve 19; wherein the content of the first and second substances,
the heat inlet valve 18 is connected to the heat source inlet 14;
the heat source outlet valve 19 is connected to the heat source outlet 15;
the temperature sensor 16 is connected to the heating container 10 and is used for sensing the temperature of the heat source medium in the heating cavity 13, and the temperature sensor 16 is connected to the input end of the controller 17 and is used for sending a temperature signal to the controller 17;
the controller 17 is in control connection with both the heat source inlet valve 18 and the heat source outlet valve 19, and the controller 17 is used for controlling the actions of the heat source inlet valve 18 and the heat source outlet valve 19 according to the temperature signal; in this embodiment, the controller 17 may be a PLC controller.
As shown in fig. 1, when the temperature signal is higher than the preset threshold, the controller 17 controls the heat source inlet valve 18 and the heat source outlet valve 19 to close, so as to prevent new heat source medium from flowing into the heating chamber 13, so as to prevent the temperature in the heating chamber 13 from exceeding the preset threshold;
when the temperature signal is lower than a preset threshold, the controller 17 controls the heat source inlet valve 18 and the heat source outlet valve 19 to open, so that new heat source medium flows into the heating chamber 13, the temperature in the heating chamber 13 is prevented from being lower than the preset threshold, and the heat source medium in the heating chamber 13 is kept at a constant temperature.
As shown in fig. 1, the medium inlet 8 communicates with the upper end portion of the medium chamber 2, and the medium outlet 9 communicates with the lower end portion of the medium chamber 2.
As shown in fig. 1, the isothermal reaction apparatus further comprises a circulation pump 20, and the reaction vessel 100 is further provided with a circulation inlet 21 and a circulation outlet 22; wherein the content of the first and second substances,
the circulation inlet 21 is communicated with one end part of the medium cavity 2, and the circulation outlet 22 is communicated with the other end part of the medium cavity 2;
the inlet of the circulating pump 20 is connected with the circulating outlet 22, and the outlet of the circulating pump 20 is connected with the circulating inlet 21, so that the circulating pump 20 acts to pump the constant-temperature medium in the medium cavity 2 from the circulating outlet 22 to the circulating inlet 21, and further drives the constant-temperature medium to flow in the medium cavity 2 in a self-circulation manner, so that the temperature of each part in the medium cavity 2 is more uniform, and further the uniformity of heating of the constant-temperature medium in the medium cavity 2 to the reaction reagent in the reaction cavity 1 is improved; specifically, the circulation inlet 21 and the circulation outlet 22 are both arranged on the constant temperature sleeve 4.
As shown in fig. 1, the constant temperature reaction device further comprises a stirring device, and the stirring device may comprise a stirring motor 23 and a stirring paddle 24; wherein the content of the first and second substances,
the stirring motor 23 is connected to the reaction vessel 100;
one end of the stirring paddle 24 is connected to an output shaft of the stirring motor 23, and the other end of the stirring paddle 24 extends into the reaction chamber 1, so that the stirring motor 23 drives the stirring paddle 24 to rotate to stir the reaction reagent in the reaction chamber 1; in this embodiment, the stirring motor 23 is connected to the kettle cover 6 and located outside the reaction chamber 1, and the constant temperature medium may be constant temperature water.
The working principle of the utility model is as follows:
various reagents are injected into the reaction chamber 1 through the injection port 7, and the stirring motor 23 drives the stirring paddle 24 to rotate so as to stir the reagents in the reaction chamber 1. The medium pump 12 pumps the constant temperature medium from the medium outlet 9 into the heating pipe 11 and further into the medium inlet 8, so that the constant temperature medium is circulated; the heat source medium flows into the heating chamber 13 from the heat source inlet 14 and then flows out from the heat source outlet 15, and in the heating chamber 13, the heat source medium heats the constant temperature medium in the heating pipe 11. When the temperature signal sent by the temperature sensor 16 is higher than a preset threshold, the controller 17 controls the heat source inlet valve 18 and the heat source outlet valve 19 to close, so as to prevent new heat source medium from flowing into the heating cavity 13, and prevent the temperature in the heating cavity 13 from exceeding the preset threshold; when the temperature signal is lower than a preset threshold, the controller 17 controls the heat source inlet valve 18 and the heat source outlet valve 19 to open so as to enable a new heat source medium to flow into the heating cavity 13, so as to prevent the temperature in the heating cavity 13 from being lower than the preset threshold, and further control the temperature in the heating cavity 13 to be kept constant, so as to enable the constant temperature medium in the medium cavity 2 to be kept at a constant temperature, and further enable the reaction temperature in the reaction cavity 1 to be kept constant. Wherein the heat source medium can come from a waste heat recovery system so as to save energy; the device has a simple structure, greatly reduces the manufacturing and using cost, can utilize waste heat, reduces the energy consumption, and can save energy and reduce emission.
And the circulating pump 20 can pump the constant temperature medium in the medium cavity 2 from the circulating outlet 22 to the circulating inlet 21, so as to drive the constant temperature medium to flow in the medium cavity 2 in a self-circulating manner, so that the temperature of each part in the medium cavity 2 is more uniform, and the uniformity of heating the reaction reagent in the reaction cavity 1 by the constant temperature medium is further improved.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A constant temperature reaction device is characterized by comprising a reaction container (100) and a medium supply device (200), wherein a reaction cavity (1) and a medium cavity (2) are arranged in the reaction container (100); wherein the content of the first and second substances,
the reaction cavity (1) is used for accessing a reaction reagent;
the medium cavity (2) is coated on the outer side of the reaction cavity (1) and is used for accessing a constant-temperature medium to perform constant-temperature heating on the reaction reagent in the reaction cavity (1);
the medium supply device (200) is communicated with the medium cavity (2) and is used for acting to inject a constant temperature medium into the medium cavity (2).
2. The isothermal reaction device according to claim 1, characterized in that said reaction vessel (100) comprises a reaction vessel (3) and an isothermal jacket (4); wherein the content of the first and second substances,
the constant temperature sleeve (4) is at least coated and arranged on the outer side wall of the reaction kettle (3);
the reaction cavity (1) is arranged in the reaction kettle (3);
the medium cavity (2) is arranged in the constant temperature sleeve (4) or between the constant temperature sleeve (4) and the outer surface of the reaction kettle (3).
3. The isothermal reaction device according to claim 2, characterized in that the reaction kettle (3) comprises a kettle body (5) and a kettle cover (6), and the kettle cover (6) is provided with at least one filling port (7) which is communicated with the reaction chamber (1) and is used for accessing a reaction reagent.
4. Isothermal reaction device according to claim 1,
the reaction vessel (100) is also provided with a medium inlet (8) and a medium outlet (9);
the medium inlet (8) and the medium outlet (9) are both communicated with the medium cavity (2);
the medium supply device (200) is connected at least to the medium inlet (8) for injecting a thermostatic medium into the medium chamber (2).
5. The isothermal reaction device according to claim 4, characterized in that the medium supply device (200) comprises a heating container (10), a heating pipe (11) and a medium pump (12), wherein a heating cavity (13), a heat source inlet (14) and a heat source outlet (15) are arranged in the heating container (10); wherein the content of the first and second substances,
the heat source inlet (14) is communicated with the heating cavity (13) and is used for accessing a heat source medium into the heating cavity (13);
the heat source outlet (15) is communicated with the heating cavity (13) and is used for discharging heat source medium in the heating cavity (13);
the heating pipe (11) is arranged in the heating cavity (13), so that a heat source medium in the heating cavity (13) heats a constant temperature medium in the heating pipe (11);
the inlet of the medium pump (12) is connected to the medium outlet (9), the outlet of the medium pump (12) is connected to one end of the heating pipe (11), the other end of the heating pipe (11) is connected to the medium inlet (8), so that the medium pump (12) pumps the thermostatic medium from the medium outlet (9) into the heating pipe (11) and further into the medium inlet (8).
6. The isothermal reaction device according to claim 5, characterized in that said medium supply means (200) further comprises a temperature sensor (16), a controller (17), a heat inlet valve (18) and a heat outlet valve (19); wherein the content of the first and second substances,
the heat inlet valve (18) is connected to the heat source inlet (14);
the heat source outlet valve (19) is connected to the heat source outlet (15);
the temperature sensor (16) is connected to the heating container (10) and used for sensing the temperature of the heat source medium in the heating cavity (13), and the temperature sensor (16) is connected with the input end of the controller (17) and used for sending a temperature signal to the controller (17);
the controller (17) is in control connection with the heat source inlet valve (18) and the heat source outlet valve (19), and the controller (17) is used for controlling the actions of the heat source inlet valve (18) and the heat source outlet valve (19) according to the temperature signal.
7. Isothermal reaction device according to claim 6,
when the temperature signal is higher than a preset threshold value, the controller (17) controls the heat inlet source valve (18) and the heat outlet source valve (19) to be closed;
when the temperature signal is lower than a preset threshold value, the controller (17) controls the heat inlet source valve (18) and the heat outlet source valve (19) to be opened.
8. The isothermal reaction device according to claim 4, characterized in that the medium inlet (8) communicates with the upper end of the medium chamber (2) and the medium outlet (9) communicates with the lower end of the medium chamber (2).
9. The isothermal reaction device according to claim 1, characterized in that it further comprises a circulation pump (20), said reaction vessel (100) being further provided with a circulation inlet (21) and a circulation outlet (22); wherein the content of the first and second substances,
the circulation inlet (21) is communicated with one end part of the medium cavity (2), and the circulation outlet (22) is communicated with the other end part of the medium cavity (2);
the inlet of the circulation pump (20) is connected to the circulation outlet (22), and the outlet of the circulation pump (20) is connected to the circulation inlet (21), so that the circulation pump (20) is actuated to pump the thermostatic medium in the medium chamber (2) from the circulation outlet (22) to the circulation inlet (21).
10. The isothermal reaction device according to claim 1, characterized in that it further comprises stirring means comprising a stirring motor (23) and a stirring paddle (24); wherein the content of the first and second substances,
the stirring motor (23) is connected to the reaction container (100);
one end part of the stirring paddle (24) is connected to an output shaft of the stirring motor (23), and the other end part of the stirring paddle (24) extends into the reaction chamber (1), so that the stirring motor (23) drives the stirring paddle (24) to rotate to stir the reaction reagent in the reaction chamber (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021000881.4U CN212524094U (en) | 2020-06-03 | 2020-06-03 | Constant temperature reaction device |
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| CN202021000881.4U CN212524094U (en) | 2020-06-03 | 2020-06-03 | Constant temperature reaction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117327571A (en) * | 2023-11-30 | 2024-01-02 | 广州国家实验室 | Carrier and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117327571A (en) * | 2023-11-30 | 2024-01-02 | 广州国家实验室 | Carrier and application thereof |
| CN117327571B (en) * | 2023-11-30 | 2024-05-14 | 广州国家实验室 | Carrier and application thereof |
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