CN210675127U

CN210675127U - Circulating injection gas-liquid reaction device

Info

Publication number: CN210675127U
Application number: CN201921181893.9U
Authority: CN
Inventors: 张龙; 崔瑛娜; 王仲举
Original assignee: Changchun Yinglong Material Technology Co ltd
Current assignee: Changchun Yinglong Material Technology Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-06-05
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a cyclic injection gas-liquid reaction device in the technical field of high-efficiency reaction devices, which comprises a reaction cylinder body, wherein the upper end of the reaction cylinder body is connected with an upper end socket through a flange, the lower end of the reaction cylinder body is connected with a lower end socket through a flange, the upper end socket is provided with a circulating material inlet, a solid charging hole and a gas outlet, the lower end socket is provided with a gas inlet and a discharging hole, the discharging hole is provided with a discharging valve, a three-way pipe is arranged between the discharging valve and the lower end socket, the three-way pipe is connected with a circulating pipe, and the circulating pipe is provided with a circulating valve, the utility model has the advantages of high mass transfer efficiency, high heat transfer efficiency and high reaction rate, so that the gas-liquid materials can be more fully mixed, thereby accelerating the chemical reaction speed, and the reactants can be heated and cooled by adding a refrigerant or a heat, the reaction is more efficient.

Description

Circulating injection gas-liquid reaction device

Technical Field

The utility model relates to a high-efficient reaction unit technical field specifically is a circulation sprays gas-liquid reaction unit.

Background

Chemical reaction often involves gas-liquid reaction, and gas-liquid reaction belongs to heterogeneous phase reaction, and the speed of reaction and the absorbed degree of gas mainly depend on the degree of dissolving of gas in liquid, and gas solubility in liquid is high, and then gas-liquid reaction degree is big, and the reaction is more complete. The circulating jet reaction device utilizes the high-speed mobile phase to drive other phases, and simultaneously, all the phases are fully mixed through forced circulation, so that the heat transfer efficiency and the mass transfer efficiency are improved, the reaction rate is accelerated, the volume of the reactor is reduced, and the reaction efficiency is improved.

The existing gas-liquid reactor has the defects of simple structure, long gas-liquid reaction time, low equipment utilization rate, incomplete gas-liquid reaction, long gas-liquid reaction time and the like under the condition of low solubility of gas in liquid.

Based on this, the utility model aims at providing a circulation injection reaction unit who has advantages such as mass transfer, heat transfer efficiency height, reaction efficiency height.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circulation injection reaction unit with advantages such as mass transfer, heat transfer efficiency are high, reaction efficiency height to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cyclic injection gas-liquid reaction device comprises a reaction cylinder body, wherein the upper end of the reaction cylinder body is connected with an upper end enclosure through a flange, the lower end of the reaction cylinder body is connected with a lower end enclosure through a flange, the upper end enclosure is provided with a cyclic material inlet, a solid feeding port and a gas outlet, the lower end enclosure is provided with a gas inlet and a discharging port, the discharging port is provided with a discharging valve, a three-way pipe is arranged between the discharging valve and the lower end enclosure, the three-way pipe is connected with a circulating pipe, the circulating pipe is provided with a circulating valve, the left side of the reaction cylinder body is provided with a mechanical diaphragm metering pump, the inlet end of the mechanical diaphragm metering pump is provided with a feeding pipe, the feeding pipe is provided with a feeding valve, the other end of the circulating pipe is connected with a feeding pipe, the discharging end of the, the reaction cylinder is characterized in that a jacket is sleeved outside the side wall of the reaction cylinder body, a cooling heating medium outlet and a cooling heating medium inlet are respectively formed in the upper side and the lower side of the jacket, the front surface of the reaction cylinder body penetrates through the jacket to be connected with a liquid level meter, a liquid dispersion disc is arranged in the upper sealing head, and a gas dispersion disc is arranged in the lower sealing head.

Preferably, gas dispersion dish and the equal level setting of liquid dispersion dish, all leave the clearance between gas dispersion dish and liquid dispersion dish and the reaction cylinder body inside wall.

Preferably, the gas dispersion dish and the liquid dispersion dish are both provided with dispersion dish hole, dispersion dish hole is equidistant distribution.

Preferably, the dispersion disc holes are round holes, the diameter of each dispersion disc hole is 2-6 mm, and the distance between every two adjacent dispersion disc holes is 1.2-2 times of the diameter of each dispersion disc hole.

Preferably, a plate electrode is arranged in the reaction cylinder body, a binding post is arranged between the upper end enclosure connecting flange and the jacket, and the binding post is connected with the internal plate electrode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of mass transfer, heat transfer efficiency are high, efficient, and reaction rate is fast for gas-liquid material can mix more fully, and then accelerates chemical reaction speed, and through the clamp cover that sets up, the accessible adds refrigerant or heat medium and heats and cools off the reactant, makes the reaction more high-efficient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the structure diagram of the gas-liquid dispersion disk of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-reaction cylinder body, 2-feeding valve, 3-feeding pipe, 4-circulating valve, 5-discharging port, 6-discharging valve, 7-gas inlet, 8-gas dispersion plate, 9-cooling heating medium inlet, 10-liquid level meter, 11-electrode plate, 12-cooling heating medium outlet, 13-liquid dispersion plate, 14-gas outlet, 15-solid feeding port, 16-wiring terminal, 17-circulating material inlet, 18-dispersion plate hole, 19-jacket, 20-mechanical diaphragm metering pump, 21-upper end enclosure, 22-lower end enclosure, 23-three-way pipe, 24-circulating pipe and 25-conveying pipe.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a cyclic injection gas-liquid reaction device comprises a reaction cylinder body 1, the upper end of the reaction cylinder body 1 is connected with an upper end enclosure 21 through a flange, the lower end of the reaction cylinder body 1 is connected with a lower end enclosure 22 through a flange, the upper end enclosure 21 is provided with a circulating material inlet 17, a solid charging port 15 and a gas outlet 14, the lower end enclosure 22 is provided with a gas inlet 7 and a discharging port 5, the discharging port 5 is provided with a discharging valve 6, a three-way pipe 23 is arranged between the discharging valve 6 and the lower end enclosure 22, the three-way pipe 23 is connected with a circulating pipe 24, the circulating pipe 24 is provided with a circulating valve 4, the left side of the reaction cylinder body 1 is provided with a mechanical diaphragm metering pump 20, the input port end of the mechanical diaphragm metering pump 20 is provided with a feeding pipe 3, the feeding pipe 3 is provided with a feeding valve 2, the other end of the circulating pipe 24 is connected, the jacket 19 is sleeved outside the side wall of the reaction cylinder body 1, the upper side and the lower side of the jacket 19 are respectively provided with a cooling and heating medium outlet 12 and a cooling and heating medium inlet 9, the front surface of the reaction cylinder body 1 penetrates through the jacket 19 to be connected with a liquid level meter 10, the upper seal head 21 is internally provided with a liquid dispersion disc 13, and the lower seal head 22 is internally provided with a gas dispersion disc 8.

Further, the equal level setting of gas dispersion dish 8 and liquid dispersion dish 13 all leaves the clearance between gas dispersion dish 8 and liquid dispersion dish 13 and the reaction cylinder body 1 inside wall.

Furthermore, the gas dispersion plate 8 and the liquid dispersion plate 13 are both provided with dispersion plate holes 18, and the dispersion plate holes 18 are distributed at equal intervals.

Further, the dispersion disc holes 18 are round holes, the diameter of each dispersion disc hole 18 is 2-6 mm, and the distance between every two adjacent dispersion disc holes 18 is 1.2-2 times of the diameter of each dispersion disc hole 18.

Further, an electrode plate 11 is arranged in the reaction cylinder body 1, a binding post 16 is arranged between the connecting flange of the upper end enclosure 21 and the jacket 19, and the binding post 16 is connected with the internal electrode plate 11.

One specific application of this embodiment is: the device is a circulating injection gas-liquid reaction device, and the electric devices of the device are electrically connected with an external power supply through an external control box.

The device has the following use principle: and (3) closing the discharge valve 6 and the circulating valve 4, opening the feeding valve 2, starting the mechanical diaphragm metering pump 20, and adding the feed liquid into the reaction cylinder body 1 from the feeding hole pipe through the mechanical diaphragm metering pump 20 through the circulating material inlet 17 and the liquid dispersion disc 13.

And closing the mechanical diaphragm metering pump 20 after the feeding is finished, closing the feeding valve 2, opening the circulating valve 4, opening the gas inlet 7 and regulating the gas flow. The mechanical diaphragm metering pump 20 is restarted and the cyclic jet reactor begins to operate.

If heating or cooling is required, cooling or heating medium can be supplied through the cooling heating medium inlet 9 and the cooling heating medium outlet 12.

The dielectric may be implemented by an associated operation on the control box if desired.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a circulation sprays gas-liquid reaction unit, includes reaction cylinder body (1), its characterized in that: the reaction cylinder is characterized in that the upper end of the reaction cylinder body (1) is connected with an upper end enclosure (21) through a flange plate, the lower end of the reaction cylinder body (1) is connected with a lower end enclosure (22) through a flange plate, the upper end enclosure (21) is provided with a circulating material inlet (17), a solid feeding port (15) and a gas outlet (14), the lower end enclosure (22) is provided with a gas inlet (7) and a discharging port (5), the discharging port (5) is provided with a discharging valve (6), a three-way pipe (23) is arranged between the discharging valve (6) and the lower end enclosure (22), the three-way pipe (23) is connected with a circulating pipe (24), the circulating pipe (24) is provided with a circulating valve (4), the left side of the reaction cylinder body (1) is provided with a mechanical diaphragm metering pump (20), the input port end of the mechanical diaphragm metering pump (20) is provided with a feeding pipe (3), the, the other end of the circulating pipe (24) is connected with the feeding pipe (3), the discharge end of the mechanical diaphragm metering pump (20) is connected with a conveying pipe (25), the top end of the conveying pipe (25) is connected with a circulating material inlet (17), a jacket (19) is sleeved outside the side wall of the reaction cylinder body (1), a cooling and heating medium outlet (12) and a cooling and heating medium inlet (9) are respectively formed in the upper side and the lower side of the jacket (19), the reaction cylinder body (1) penetrates through the jacket (19) in the front side and is connected with a liquid level meter (10), a liquid dispersion disc (13) is arranged in the upper sealing head (21), and a gas dispersion disc (8) is arranged in the.

2. The cyclic injection gas-liquid reaction device according to claim 1, wherein: gas dispersion dish (8) and the equal level setting of liquid dispersion dish (13), all leave the clearance between gas dispersion dish (8) and liquid dispersion dish (13) and reaction cylinder body (1) inside wall.

3. The cyclic injection gas-liquid reaction device according to claim 1, wherein: all be provided with dispersion dish hole (18) on gas dispersion dish (8) and liquid dispersion dish (13), dispersion dish hole (18) are equidistant to be distributed.

4. A cyclic injection gas-liquid reaction device according to claim 3, wherein: the dispersion disc holes (18) are round holes, the diameters of the dispersion disc holes (18) are 2-6 mm, and the distance between every two adjacent dispersion disc holes (18) is 1.2-2 times of the diameter of each dispersion disc hole (18).

5. The cyclic injection gas-liquid reaction device according to claim 1, wherein: the reaction cylinder is characterized in that a plate electrode (11) is arranged in the reaction cylinder body (1), a binding post (16) is arranged between the upper end enclosure (21) connecting flange and the jacket (19), and the binding post (16) is connected with the inner plate electrode (11).