CN210787284U

CN210787284U - Multi-connected microwave tubular high-pressure reactor

Info

Publication number: CN210787284U
Application number: CN201921728348.7U
Authority: CN
Inventors: 秦长勇
Original assignee: Vivotech Instruments Yangzhou Co ltd
Current assignee: Vivotech Instruments Yangzhou Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-19
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a many microwave tube high pressure reactor that ally oneself with, including the reactor casing, the inside upper cavity of casing is the electrical control chamber, and lower floor's cavity is the microwave heating chamber, and the electrical control intracavity is fixed and is equipped with microwave magnetron and microcomputer control unit, and the microwave heating intracavity is equipped with the reaction tube subassembly, and the reaction tube subassembly both ends are connected with stainless steel flange cutting ferrule, and the inlet pipe is connected to the one end of reaction tube subassembly, connects the high-pressure pump on the inlet pipe, and the discharging pipe is connected to the other end of reaction tube subassembly, connects high-pressure valve and cooling tube on the discharging pipe, and the discharging. The utility model can be widely applied to organic chemical synthesis, nano material, sewage cleaning treatment and other special chemical processes; the reaction solution flows in the glass tube, absorbs microwave energy at the same time, can rapidly raise the temperature, and the pressure rises along with the rise to reach a high-temperature high-pressure reaction state; the multiple glass tubes can be freely combined to meet different specific reaction requirements.

Description

Multi-connected microwave tubular high-pressure reactor

Technical Field

The utility model relates to a high pressure reactor technical field specifically indicates a many microwave tubular high pressure reactor that ally oneself with more.

Background

The microwave is an electromagnetic wave with the wavelength of 0.1m-1.0m, has excellent and unique heating function, and is widely applied to food, medical treatment, environment and chemical engineering processes. The microwave technology plays an important role in chemical engineering, on one hand, the microwave technology can rapidly and uniformly heat, on the other hand, certain chemical reactions or reaction paths can be excited, and the efficiency and selectivity of the chemical reactions are improved. The combination of microwave and high pressure provides new possibility for many chemical reactions, and has great development prospect particularly in the aspects of organic synthesis, nano materials and environmental protection. At present, most of domestic and foreign microwave reaction instruments are operated at normal pressure or under low pressure, and the temperature is relatively low (<200 ℃ and 2MPa), so that the application of the microwave technology in a novel chemical process is greatly limited. Other problems include small reaction amount, no continuous operation, and difficulty in large-scale industrial application.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a many microwave tubular high pressure reactor that ally oneself with, diversified combination can be realized to the reaction tube, and the reactor also can carry out automatic clearance formula or continuous type operation, provides a safe and reliable's reaction unit for future microwave chemistry development, and this type many microwave high pressure tubular reactor low in production cost that ally oneself with, simple structure easily maintains, has very high market spreading value.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a many microwave tubular high pressure reactor that ally oneself with, includes the reactor casing, two cavities about the casing is inside to be divided into, and upper cavity is the electrical control chamber, and lower floor's cavity is the microwave heating chamber, the microwave heating chamber is equipped with the ultraviolet lamp, the electrical control intracavity is fixed and is equipped with microwave magnetron and microcomputer control unit, the outside fixed connection human-computer interface in electrical control chamber, the microwave heating intracavity is equipped with the reaction tube subassembly, and the reaction tube subassembly is connected with stainless steel flange cutting ferrule at both ends, the inlet pipe is connected to the one end of reaction tube subassembly, connects the high-pressure pump on the inlet pipe, and the discharging pipe is connected to the other end of reaction tube subassembly, connects high-pressure valve and.

As an improvement, the reaction tube assembly consists of 1-24 multi-connected high-temperature-resistant and high-pressure-resistant glass reaction tubes, and the glass reaction tubes are connected in series or in parallel or in combination and are arranged on a high-temperature polymer material bracket and resistant to high temperature of 300 ℃.

As an improvement, the outer diameter of the glass reaction tube is 10-25 mm, the wall thickness is 3-10 mm, and the length is 300-500 mm.

As an improvement, 1-3 water-cooled magnetrons are adopted in the microwave heating cavity, and the total heating power is 0.5-6.0 kilowatt.

Compared with the prior art, the utility model the advantage lie in: the multi-connected microwave high-pressure tubular reactor can be widely applied to organic chemical synthesis, nano materials, sewage cleaning treatment and other special chemical processes. From the principle, the reaction solution flows in the glass tube, and simultaneously absorbs microwave energy, so that the temperature can be rapidly increased, and the pressure is increased along with the temperature increase, thereby achieving a high-temperature and high-pressure reaction state. Meanwhile, the multiple glass tubes can be freely combined to meet different specific reaction requirements, for example, the microwave heating time can be prolonged by connecting the multiple glass tubes in series, the reaction is more sufficient, the processing capacity can be increased by connecting the multiple glass tubes in parallel, and the chemical reaction capacity is improved.

Drawings

Fig. 1 is a schematic structural diagram of the multi-connected microwave tubular high-pressure reactor of the present invention.

FIG. 2 is a perspective view of a multi-connected microwave high-pressure reactor tube assembly provided by the present invention;

fig. 3 is a schematic diagram of the multi-connected microwave high-pressure tubular reactor system provided by the utility model.

FIG. 4 is a schematic diagram of the connection of the reaction tubes of the multi-connected microwave high-pressure tubular reactor provided by the present invention.

As shown in the figure: 1. the device comprises a shell, 2, a microcomputer control unit, 3, a microwave magnetron, 4, an electrical control cavity, 5, a microwave heating cavity, 6, a reaction tube assembly, 6.1, a glass reaction tube, 7, a front door, 8, a human-computer interface, 9, a stainless steel flange sleeve, 10, a feeding tube, 11, a high-pressure pump, 12, a discharging tube, 13, a high-pressure valve, 14, a cooling tube, 15, a collecting bottle, 16 and a support.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine the figure, a many microwave tubular high pressure reactor that ally oneself with, including

reactor housing

1, 1 front side of casing is equipped with qianmen 7, two cavities about 1 inside being divided into of casing, upper chamber are electrical control chamber 4, and lower floor's cavity is microwave heating chamber 5, microwave heating chamber 5 is equipped with ultraviolet lamp 1-2 and only excites chemical reaction, and ultraviolet lamp 5-20W, according to specific chemical reaction requirement, electrical control chamber 4 internal fixation is equipped with microwave magnetron 3 and microcomputer control unit 2, adopts microcomputer control system control reaction temperature, realizes reaction temperature multistage programmed setting and data derivation function. The external fixed connection man-machine interface 8 of the electric control cavity 4, the reaction tube assembly 6 is arranged in the microwave heating cavity 5, two ends of the reaction tube assembly 6 are connected through stainless steel flange ferrules 9, one end of the reaction tube assembly 6 is connected with the feeding tube 10, the high-pressure pump 11 is connected onto the feeding tube 10, the other end of the reaction tube assembly 6 is connected with the discharging tube 12, the discharging tube 12 is connected with the high-pressure valve 13 and the cooling tube 14, the high-pressure pump 11 and the high-pressure valve 13 are adopted to jointly control the pressure in the reaction tube, the constant-pressure condition of chemical reaction is realized, the pressure in the reaction tube is controlled in a combined mode to be 0.1-10MPa, the feeding rate is 10-250 mL/. The reaction tube assembly 6 consists of 1-24 multi-connected high-temperature-resistant and high-pressure-resistant glass reaction tubes, the glass reaction tubes 6.1 are connected in series or in parallel or in combination to meet the specific chemical reaction requirements, and are arranged on the high-temperature polymer material support 16 and resistant to high temperature of 300 ℃. The outer diameter of the glass reaction tube 6.1 is 10-25 mm, the wall thickness is 3-10 mm, and the length is 300-500 mm. The microwave heating cavity 5 adopts 1-3 water-cooled magnetrons, the total heating power is 0.5-6.0 kilowatts, and the rapid microwave heating and the microwave excitation of chemical reaction are realized.

The utility model discloses when concrete implementation, the many microwave high pressure tubular reactor that ally oneself with mainly includes feeding high-pressure pump 11, microwave reactor, high-pressure valve 13 and result cooling tube 14 and receiving flask 15 (as shown in fig. 3), wherein the key is microwave reactor (see fig. 1), and its major structure includes: a high-pressure reaction tube assembly 6, a microwave heating cavity 5, a microwave magnetron 3 and the like. The microwave high-pressure reaction tube assembly 6 (figure 2) adopts 1-24 glass tubes, the outer diameter is 10-25 mm, the wall thickness is 3-10 mm, stainless steel flange cutting sleeves 9 at two ends are connected, the cutting sleeves can be freely connected by stainless steel hoses, the connection can adopt a series connection mode, a parallel connection mode or a mixed connection mode according to reaction requirements, as shown in figure 4, taking 6 reaction tubes as an example, the reaction tubes can be connected into different modes according to requirements: (a) are all connected in parallel; (b) two are connected in series, and the other three are connected in parallel; (c) the six tubes are all connected in series. Fig. 3 is the system schematic diagram of the utility model, reaction solution is impressed glass reaction tube 6.1 through the 11 pay-off of high-pressure pump, and the pipe end adopts high-pressure valve 13 sealed, and through microwave heating, intraductal solution temperature or pressure reach the setting value, and chemical reaction begins, through certain reaction time, and front end pay-off high-pressure pump 11 and rear end high-pressure valve 13 are opened, and the reaction product passes through cooling tube 14, gets into receiving flask 15, and the reaction gets into next circulation. Thus, the feeding, the reaction and the discharging are repeated, and the reactor system realizes continuous operation. Compared with the existing gap type microwave reactor, the continuous operation mode is suitable for industrial amplification and is more suitable for the requirements of industrial chemical synthesis. In addition, different reaction temperature and pressure requirements can be realized through the combined connection of different reaction tubes, the reaction efficiency is improved, and the production cost is reduced.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a many microwave tubular high pressure reactors that ally oneself with, includes reactor shell, its characterized in that: two upper and lower cavities are divided into to the casing is inside, and upper cavity is the electrical control chamber, and lower floor's cavity is the microwave heating chamber, the microwave heating chamber is equipped with the ultraviolet lamp, electrical control intracavity fixation is equipped with microwave magnetron and microcomputer control unit, the outside fixed connection human-computer interface in electrical control chamber, the microwave heating intracavity is equipped with the reaction tube subassembly, and the stainless steel flange cutting ferrule is connected for the reaction tube subassembly both ends, the inlet pipe is connected to the one end of reaction tube subassembly, connects the high-pressure pump on the inlet pipe, and the discharging pipe is connected to the other end of reaction tube subassembly, connects high-pressure valve and cooling tube on the discharging pipe, and.

2. A multi-connected microwave tubular high-pressure reactor as claimed in claim 1, wherein: the reaction tube assembly consists of 1-24 multi-connected high-temperature-resistant and high-pressure-resistant glass reaction tubes, and the glass reaction tubes are connected in series or in parallel or in combination and are arranged on a high-temperature polymer material support and resistant to high temperature of 300 ℃.

3. A multi-connected microwave tubular high-pressure reactor as claimed in claim 2, wherein: the outer diameter of the glass reaction tube is 10-25 mm, the wall thickness is 3-10 mm, and the length is 300-500 mm.

4. A multi-connected microwave tubular high-pressure reactor as claimed in claim 1, wherein: the microwave heating cavity adopts 1-3 water-cooled magnetrons, and the total heating power is 0.5-6.0 kilowatts.