Reactor temperature control device suitable for use in glove box
By using stainless steel packing and a reactor temperature control device with integrated high and low temperature control inside the glove box, the problems of high and low temperature compatibility and safety inside the glove box are solved, and precise temperature control is achieved in anhydrous and oxygen-free environments, which is suitable for chemical reactions and physical mixing.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-03-24
AI Technical Summary
Existing equipment cannot meet the high and low temperature requirements under waterless and oxygen-free conditions inside the glove box, and there are risks of heat transfer oil leakage and pollution and high temperature burns. The equipment is also large in size and has poor compatibility and heating uniformity.
Using stainless steel packing as the heat transfer medium, combined with a high and low temperature integrated unit and a condenser, precise temperature control is achieved within the reactor. The heat transfer oil is circulated through the jacket and condenser, making it suitable for anhydrous environments within the glove box, preventing heat transfer oil leakage, and the device is compact in size.
It meets the high and low temperature requirements within the glove box, ensuring precise control of reaction temperature, improving safety and compatibility, and is suitable for chemical reactions and physical mixing operations under harsh conditions of anhydrous and oxygen-free environments.
Smart Images
Figure CN224034122U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to glove box inner reaction equipment technical field especially relates to a reactor temperature control device suitable for glove box. BACKGROUND
[0002] Many chemical reactions or physical mixing processes need temperature control, and the heating mode of traditional temperature control equipment mostly adopts electric heating jacket or electric heating wire heating heat conducting oil mode, and low temperature operation needs the support of another set of refrigeration equipment. Although this mode is relatively simple and easy to realize, the following problems exist: 1. Poor equipment compatibility, unable to simultaneously realize high and low temperature requirements; 2. Poor heating uniformity, prone to local temperature rise; 3. High heating safety risk; 4. Under the same heating conditions, the equipment occupies a large area or volume, especially the use of space-limited positions cannot be realized.
[0003] For the preparation of metal salts such as lithium salt, Grignard reagent, carbonyl transition metal complex, etc., chemical reactions, physical mixing operations under harsh conditions such as anhydrous, oxygen-free and low temperature are required; the existing equipment cannot meet the above conditions simultaneously in the glove box, and has the disadvantages of heat conducting oil leakage pollution risk, high temperature burn risk, inability to directly refrigerate and large equipment volume. SUMMARY
[0004] In view of the above analysis, the embodiments of the utility model aim to provide a reactor temperature control device suitable for glove box, to solve at least one of the problems of existing equipment unable to realize heating and low temperature operation under anhydrous and oxygen-free conditions in the glove box, large equipment volume, and easy leakage of heat conducting oil.
[0005] The embodiments of the utility model provide a reactor temperature control device suitable for glove box, comprising: a base, a reactor, a condenser and a high and low temperature all-in-one machine; the reactor is arranged on the base, a support rod is arranged on the base, the condenser is installed on the support rod, the support rod is also used for installing a reaction container, and the condenser is used for fixing and cooling a feeder; the reactor comprises an outer shell and an inner shell, a sandwich layer is formed between the outer shell and the inner shell, and the top of the sandwich layer is closed; the sandwich layer, the condenser and the high and low temperature all-in-one machine are connected, and the high and low temperature all-in-one machine is used for circulating and conveying heat conducting oil to the sandwich layer and the condenser of the reactor; the reactor is filled with stainless steel filler, the top of the reactor is open, is used for accommodating the reaction container, and the stainless steel filler is used for heat conduction between the reaction container and the sandwich layer.
[0006] In some embodiments, the outer surface of the reactor is provided with a heat preservation layer.
[0007] In some embodiments, the heat preservation layer is filled with heat preservation, insulation and fireproof filler.
[0008] In some embodiments, the interlayer is provided with an inlet and outlet pipe penetrating through the heat preservation layer and extending out of the heat preservation layer, which is used to connect with the high and low temperature all-in-one machine.
[0009] In some embodiments, a stop valve is arranged on the inlet and outlet pipe to prevent backflow of the heat conducting oil.
[0010] In some embodiments, the outer surface of the condenser is wrapped with a fire-retardant heat conducting silica gel sleeve.
[0011] In some embodiments, the device further comprises a controller and a temperature detection unit, the controller is arranged on the base, the reactor is arranged on the controller, and the temperature detection unit is inserted into the stainless steel filler to detect the temperature in the reactor, and the controller is used to display the temperature inside the reactor.
[0012] In some embodiments, a magnetic stirrer is arranged in the controller.
[0013] In some embodiments, the interlayer and the condenser are connected with the same high and low temperature all-in-one machine to simultaneously control the temperature of the reactor and the condenser.
[0014] In some embodiments, the interlayer and the condenser are connected with two high and low temperature all-in-one machines respectively to control the temperature of the reactor and the condenser respectively.
[0015] The utility model at least can realize following beneficial effect one:
[0016] 1, adopt the reactor temperature control device of the utility model, when the feeder adds the reaction material in the reaction container and carries out physical mixing or chemical reaction of reaction material, can realize accurate control to reaction temperature;And the device of the utility model is good in compatibility, and for different reactions, heating or refrigeration of reaction container is realized through the device of the utility model, can satisfy the high and low temperature demand of present reaction.
[0017] 2, the utility model discloses a stainless steel filler as heat transfer medium is filled in the reactor, carries out heat conduction between the reaction container and the interlayer, and can be well attached to the reaction container;Stainless steel filler replaces the traditional water, heat conducting oil and other liquid heat transfer medium, and is more suitable for the waterless environment in the glove box;And avoid the heat conducting oil to be contained in the open reactor and cause leakage pollution, high temperature burn and other risks, and the safety is higher.
[0018] 3, the reactor temperature control device of the utility model is small in size, and is more suitable for the chemical reaction, physical mixing operation under harsh conditions such as waterless, oxygenless and low temperature in the glove box.
[0019] 4. The reactor temperature control device has simple and reasonable structure, is suitable for heating and refrigeration operation in glove box chemical reaction and physical mixing process, simplifies operation process, improves reaction efficiency and operation safety, and protects the clean environment in the glove box.
[0020] The above technical solutions can be combined with each other to realize more preferred combination solutions. Other features and advantages of the present application will be described in the subsequent specification, and some advantages can be apparent from the specification or can be understood by implementing the present application. The purpose and other advantages of the present application can be realized and obtained from the specific content indicated in the specification and the drawings. BRIEF DESCRIPTION OF DRAWINGS
[0021] The drawings are only for the purpose of illustrating specific embodiments and are not considered as limiting the present application, and in the whole drawings, the same reference signs represent the same parts.
[0022] Figure 1 The structure of the reactor temperature control device according to some embodiments of the present application is shown in the figure.
[0023] BRIEF DESCRIPTION OF DRAWINGS
[0024] 1, base; 2, controller; 3, reactor; 4, insulation layer; 5, jacket; 6, inlet and outlet port; 7, stop valve; 8, condenser; 9, support rod. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical scheme and advantages of the present application more clear, the exemplary embodiments of the present application will be described in the following with reference to the drawings. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application. In order to be clear and concise, all features of the actual implementation are not described in the specification.
[0026] It should be noted that, in order to avoid unnecessary details from obscuring the present application, only the device structure and / or processing steps closely related to the scheme according to the present application are shown in the drawings, and other details not closely related to the present application are omitted.
[0027] The embodiments of the present application provide a reactor temperature control device suitable for glove box, as shown in the figure, the reactor temperature control device comprises: base 1, reactor 3, condenser 8 and high and low temperature integrated machine. Among them, the reactor 3 is arranged on the base 1, the base 1 is provided with support rod 9, the condenser 8 is installed on the support rod 9, and the condenser 8 is located above the reactor 3, the condenser 8 is used for fixing and cooling the feeder. Figure 1
[0028] The reactor 3 comprises an outer shell and an inner shell, a sandwich 5 is formed between the outer shell and the inner shell, and the top of the sandwich 5 is closed. The sandwich 5 and the condenser 8 are connected with a high-low temperature all-in-one machine, which is used to circulate and transport heat-conducting oil to the sandwich 5 of the reactor 3 and the condenser 8, so as to control the temperature in the reactor 3 and the condenser 8.
[0029] In the embodiment of the utility model, the reactor 3 is also filled with stainless steel fillers, and the top of the reactor 3 is open, which is used to accommodate a reaction container, and the stainless steel fillers are used for heat conduction between the reaction container and the sandwich 5.
[0030] The reactor temperature control device of the utility model is used for physical mixing or chemical reaction of reaction materials in the reaction container by the high-low temperature all-in-one machine (with two modes of heating and refrigeration) to circulate and transport high-temperature or low-temperature heat-conducting oil to the condenser and the reactor, so that the temperature in the reaction container and the feeder is controlled, and the accurate control of the reaction temperature is realized. The device of the utility model has good compatibility, and the heating or refrigeration of the reaction container is realized by the device of the utility model for different reactions, which can meet the high-low temperature demand of the present reaction.
[0031] Meanwhile, the reactor of the utility model is filled with stainless steel fillers as heat transfer medium, which can conduct heat between the reaction container and the sandwich and can be well attached to the reaction container. The stainless steel fillers replace the traditional liquid heat transfer medium such as water and heat-conducting oil, which is more suitable for the water-free environment in the glove box. The heat-conducting oil only circulates between the closed sandwich, the condenser and the high-low temperature all-in-one machine, which avoids the risk of leakage pollution, high-temperature burn and other risks caused by containing the heat-conducting oil in the open reactor, and has higher safety.
[0032] Moreover, the reactor temperature control device of the utility model has small volume, and is more suitable for chemical reactions, physical mixing operations under harsh conditions such as water-free, oxygen-free and low temperature in the glove box. It should be noted that the reactor temperature control device of the utility model can be arranged in the glove box except the high-low temperature all-in-one machine, and the high-low temperature all-in-one machine is arranged outside the glove box to avoid occupying too much space in the limited space of the glove box.
[0033] Preferably, the material of the reactor 3 is a corrosion-resistant material, for example, 316L stainless steel material resistant to acid and alkali or other qualified materials.
[0034] Preferably, the stainless steel fillers in the reactor 3 are 100-2200 mesh.
[0035] In some embodiments, the sandwich 5 and the condenser 8 are connected with the same high-low temperature all-in-one machine, which is used to control the temperature of the reactor 3 and the condenser 8 synchronously.
[0036] In some embodiments, the interlayer 5 and the condenser 8 are respectively connected with two high-low temperature all-in-one machines, for controlling the temperature of the reactor 3 and the condenser 8 respectively, to realize asynchronous temperature control of the feeder and the reaction container, for example, one high-low temperature all-in-one machine can be used to cool the condenser 8, while the other high-low temperature all-in-one machine can be used to heat the reactor 3.
[0037] In some embodiments, the high-low temperature all-in-one machine is connected with the interlayer 5 of the reactor 3 and the condenser 8 through a hose, to realize the circulation of the high-low temperature heat conducting oil.
[0038] Preferably, the hose is made of corrosion-resistant, acid and alkali resistant material.
[0039] In some embodiments, as shown in Figure 1 The outer surface of the reactor 3 is provided with a thermal insulation layer 4, to insulate the reactor 3 and reduce heat exchange between the reactor 3 and the external environment.
[0040] In some embodiments, the thermal insulation layer 4 is filled with thermal insulation fireproof filler, which plays a thermal insulation role while avoiding heating reactions in the reactor.
[0041] As shown in Figure 1 In some embodiments, the interlayer 5 is provided with an inlet and outlet pipe 6, which penetrates the thermal insulation layer 4 and extends outside the thermal insulation layer 4, and is used to connect with the high-low temperature all-in-one machine.
[0042] In some embodiments, a stop valve 7 is arranged on the inlet and outlet pipe 6, to prevent backflow of the heat conducting oil when the condenser 8 is cooled.
[0043] In some embodiments, the condenser 8 is a straight type condenser, and the feeder is fixed to one side of the condenser 8 by a clamp, and the condenser 8 and the feeder are adhered to each other for cooling.
[0044] In some embodiments, the outer surface of the condenser 8 is wrapped with a flame-retardant heat conducting silica gel sleeve, to ensure the heating or cooling effect, while making the condenser 8 and the feeder and other glass material devices soft contact, to prevent cracking.
[0045] In some embodiments, the reactor temperature control device further comprises a controller 2 and a temperature detection unit, the controller 2 is arranged on the base 1, the reactor 3 is arranged on the controller 2, and the temperature detection unit is inserted into the stainless steel filler in the reactor 3, to detect the temperature in the reactor 3, and the controller 2 is used to display the internal temperature of the reactor 3. Specifically, the temperature detection unit can be a thermocouple.
[0046] In some embodiments, a magnetic stirrer is arranged in the controller 3, which uses magnetic field to push the magnetic stirring rod placed in the reaction container to rotate in a circle, so as to stir the liquid in the reaction container and realize the uniform mixing of the raw materials in the feeder and the reaction container.
[0047] When the chemical reaction or physical mixing of the reaction material in the glove box is carried out by using the reactor temperature control device, the reaction container (for example, a reaction bottle) is erected on the supporting rod 9 and is accommodated in the reactor 3, and the feeder (for example, a dropping funnel) is fixed to one side of the condenser 8 by using the clamp; the inlet and outlet pipes 6 of the interlayer 5 and the inlet and outlet of the condenser 8 are connected to the high and low temperature integrated machine through the hose; when heating or refrigeration is started, the high and low temperature integrated machine is started, and the required heating or refrigeration temperature is set, so that the heat conducting oil with the required heating or refrigeration temperature is circulated to the interlayer 5 and the condenser; the stirring is started, and the mixing of the reaction material in the feeder and the reaction container can be started.
[0048] For example, for the feeding of the n-butyl lithium solution, the feeding process is exothermic, in order to control the temperature of the mixed solution during the feeding process, avoid the temperature being too high due to the heat release, and improve the safety of the feeding process, the reactor temperature control device is used to feed the n-butyl lithium solution. The material is put into the reaction bottle, the required dropping material is added into the dropping funnel, the reaction bottle is erected in the reactor 3, the dropping funnel is fixed to the condenser 8, and the required refrigeration temperature is set on the high and low temperature integrated machine, and the stirring speed is adjusted by the controller 2; when the temperature in the reactor 3 is reduced to the required refrigeration temperature, the dropping funnel is started to feed the material.
[0049] The reactor temperature control device has the advantages of simple and reasonable structure, is suitable for heating and refrigeration operation in the chemical reaction and physical mixing process in the glove box, simplifies the operation process, improves the reaction efficiency and operation safety, and protects the clean environment in the glove box.
[0050] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.
Claims
1. A reactor temperature control device suitable for use in a glove box, characterized in that, The utility model relates to a high and low temperature integrated machine, which comprises a base, a reactor, a condenser and the high and low temperature integrated machine. The reactor is arranged on the base, and a supporting rod is arranged on the base. The reactor comprises an outer shell and an inner shell, and a sandwich layer is formed between the outer shell and the inner shell. The sandwich layer, the condenser and the high and low temperature integrated machine are connected. The reactor is filled with stainless steel fillers, and the top of the reactor is open to accommodate the reaction container. The outer surface of the reactor is provided with a heat preservation layer.
2. The apparatus of claim 1, wherein, The heat preservation layer is filled with heat preservation and insulation fireproof fillers.
3. The apparatus of claim 2, wherein, The sandwich layer is provided with an inlet and outlet liquid pipe which penetrates through the heat preservation layer and extends outside the heat preservation layer.
4. The apparatus of claim 2, wherein, A stop valve is arranged on the inlet and outlet liquid pipe to prevent backflow of the heat conducting oil.
5. The apparatus of claim 4, wherein, The outer surface of the condenser is wrapped with a fireproof heat conducting silica gel sleeve.
6. The apparatus of claim 1, wherein, The utility model further comprises a controller and a temperature detection unit.
7. The apparatus of claim 1, wherein, The controller is arranged on the base, and the reactor is arranged on the controller. The temperature detection unit is inserted into the stainless steel fillers to detect the temperature in the reactor.
8. The apparatus of claim 7, wherein, The controller is used to display the temperature inside the reactor.
9. The device of any one of claims 1-8, wherein, The controller is provided with a magnetic stirrer.
10. The device of any one of claims 1-8, wherein, The sandwich layer and the condenser are connected with the same high and low temperature integrated machine to control the temperature of the reactor and the condenser synchronously. The sandwich layer and the condenser are respectively connected with two high and low temperature integrated machines to control the temperature of the reactor and the condenser respectively.