Methyl ethyl ketone peroxide continuous synthesis reaction kettle

Abstract

The utility model relates to the technical field of methyl ethyl ketone peroxide synthesis, in particular to a methyl ethyl ketone peroxide continuous synthesis reaction kettle, which is convenient for improving the mixing quality and the synthesis efficiency and quality, and is convenient for adjusting and controlling the temperature. Comprising a stirring mechanism; the transmission mechanism is mounted in the stirring mechanism, the mixing mechanism is mounted on the transmission mechanism, the heat exchange mechanism is mounted on the outer wall of the stirring mechanism, the cooling mechanism is mounted on the heat exchange mechanism, and the temperature control mechanism is mounted on the stirring mechanism; raw materials are transversely stirred through the stirring mechanism, the mixing mechanism is driven through transmission of the transmission mechanism to longitudinally mix the raw materials, the heat exchange mechanism exchanges heat with the stirring mechanism, the cooling mechanism cools the stirring mechanism, and the temperature control mechanism adjusts the initial cooling temperature of the cooling mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of methyl ethyl ketone peroxide synthesis, in particular to a methyl ethyl ketone peroxide continuous synthesis reaction kettle. Background Art

[0002] Methyl ethyl ketone peroxide, also known as 2-butanone peroxide, abbreviated as MEKP, is an organic substance with the chemical formula C8H18O6 and a molecular weight of 210.22. It belongs to ketone peroxide and is usually a colorless, transparent oily liquid or light yellow liquid at room temperature. It has high oxidizing properties. Methyl ethyl ketone peroxide is mainly used in industrial production as an oxidant, bactericide, bleaching agent and photooxidant.

[0003] In the existing methyl ethyl ketone peroxide synthesis technology, for example, the prior art with application number CN201820130558.5 includes a propylene barrel, a barrel flange, a coil, a water inlet pipe, a water outlet pipe, an inverted conical bottom, a flange, a cover plate, an observation port, a reinforcing rib and a support. The bottom of the methyl ethyl ketone peroxide reactor is an inverted conical bottom, which is beneficial to water separation after the reaction, can separate the water in the lower layer, and improve the yield and quality of methyl ethyl ketone peroxide.

[0004] However, the prior art is not convenient for stirring the methyl ethyl ketone peroxide raw material, and is not convenient for controlling the temperature of methyl ethyl ketone peroxide synthesis, which reduces the synthesis efficiency. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a methyl ethyl ketone peroxide continuous synthesis reactor which is convenient for improving the mixing quality and the efficiency and quality of synthesis and is convenient for adjusting and controlling the temperature.

[0006] The utility model discloses a methyl ethyl ketone peroxide continuous synthesis reaction kettle, which comprises a stirring mechanism; a transmission mechanism, a mixing mechanism, a heat exchange mechanism, a cooling mechanism and a temperature control mechanism. The transmission mechanism is installed in the stirring mechanism, the mixing mechanism is installed on the transmission mechanism, the heat exchange mechanism is installed on the outer wall of the stirring mechanism, the cooling mechanism is installed on the heat exchange mechanism, and the temperature control mechanism is installed on the stirring mechanism. The stirring mechanism is used to stir the raw materials transversely, the transmission mechanism drives the mixing mechanism to mix the raw materials longitudinally, the heat exchange mechanism exchanges heat with the stirring mechanism, the cooling mechanism cools the stirring mechanism, and the temperature control mechanism adjusts the initial cooling temperature of the cooling mechanism; the stirring mechanism is used to stir the raw materials transversely, the transmission mechanism drives the mixing mechanism to mix the raw materials longitudinally, the heat exchange mechanism and the stirring mechanism are driven to exchange heat, the cooling mechanism cools the stirring mechanism, and the temperature control mechanism adjusts the initial cooling temperature of the cooling mechanism, so as to improve the practicability.

[0007] Preferably, the stirring mechanism includes a reactor, a stirring shaft, stirring blades and a first motor. The stirring shaft is rotatably installed inside the reactor, the stirring blades are installed on the stirring shaft, the first motor is installed on the top of the reactor, and the output end of the first motor is connected to the stirring shaft. By turning on the first motor to drive the stirring shaft to rotate, and then driving the stirring blades to rotate, the raw materials in the reactor are horizontally mixed.

[0008] Preferably, the transmission mechanism includes a fixed toothed disc, a rotating toothed disc and a gear, the fixed toothed disc is installed on the inner wall of the reactor, the rotating toothed disc is installed on the stirring shaft, the gear is clamped between the fixed toothed disc and the rotating toothed disc, and the gear is meshed with the fixed toothed disc and the rotating toothed disc; the stirring shaft is driven to rotate by turning on the first motor, and then the stirring blades are driven to rotate to mix the raw materials in the reactor horizontally, the rotating toothed disc is driven to rotate by the rotation of the stirring shaft, and then the gear is driven to rotate through the meshing relationship, thereby driving the mixing mechanism to mix the raw materials in the reactor vertically, thereby increasing the synthesis rate.

[0009] Preferably, the mixing mechanism includes a mixing shaft and mixing blades, a slide groove is provided at the inner bottom end of the reactor, a slider is provided in the slide groove, the slider is slidably installed in the slide groove, one end of the mixing shaft is installed on the gear, the other end of the mixing shaft is installed on the slider, and the mixing blades are installed on the mixing shaft; the raw materials in the reactor are horizontally mixed by turning on the first motor to drive the mixing shaft to rotate, and then the mixing blades are driven to rotate, the rotating gear disk is driven to rotate through the rotation of the mixing shaft, and then the gear is driven to rotate through the meshing relationship, and then the mixing shaft is driven to rotate, and the raw materials in the reactor are longitudinally mixed by the rotation of the mixing blades to increase the synthesis rate.

[0010] Preferably, the heat exchange mechanism includes a heat exchange layer and a heat exchange tube, the heat exchange layer is installed on the outer wall of the reactor, the heat exchange tube is spirally installed on the outer wall of the reactor, and the heat exchange tube is located in the heat exchange layer; heat is dissipated in the reactor through heat exchange between the heat exchange tube and the reactor, thereby improving the quality of synthesis.

[0011] Preferably, the cooling mechanism includes a cooling box, a compressor cooler, a water pump, a water inlet pipe and a return pipe. The cooling box is installed on the heat exchange layer, the compressor cooler is installed in the cooling box, the water pump is installed on the outer wall of the cooling box, the water inlet pipe connects the water pump and one end of the heat exchange pipe, and the return pipe connects the cooling box and the other end of the heat exchange pipe; first, water is added to the cooling box, the compressor cooler is turned on to cool the water in the cooling box, the water pump is turned on to allow the water to enter the heat exchange pipe through the buoyancy plate, the heat exchange between the heat exchange pipe and the reactor is used to heat the reactor, thereby improving the quality of the synthesis, and the water after heat exchange flows back to the cooling box through the return pipe.

[0012] Preferably, the temperature control mechanism includes a mercury tube, a mercury ball, a sliding sleeve, a buoyancy plate, a sliding plate, a threaded rod and a proximity switch, the mercury tube is installed at the bottom end of the reactor, the mercury ball is installed at one end of the mercury tube, the mercury ball is located in the reactor, the sliding sleeve is installed at the other end of the mercury tube, mercury is added to the mercury tube and the mercury ball, the buoyancy plate is installed in the sliding sleeve by buoyancy sliding, the sliding plate is installed in the sliding sleeve by sliding, the threaded rod is installed at the top of the sliding sleeve by threaded relationship, and the proximity switch is installed at the bottom end of the sliding plate; first, water is added to the cooling box, and the compressor cooler is turned on to cool the water in the cooling box When the temperature of the raw materials in the reactor increases, the mercury in the mercury tube and the mercury ball expands due to the heat, and then the buoyancy pushes the buoyancy plate to slide in the sliding sleeve. When the proximity switch is close to the buoyancy plate, the water pump is turned on by the proximity switch to allow water to enter the heat exchange tube through the buoyancy plate. The heat exchange between the heat exchange tube and the reactor is used to dissipate heat in the reactor, thereby improving the quality of the synthesis. The water after heat exchange flows back to the cooling box through the return pipe. By rotating the threaded rod, the sliding plate is driven to slide in the sliding sleeve due to the threaded relationship, and then the height of the proximity switch is adjusted, thereby adjusting the upper limit of the working temperature of the cooling mechanism.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the raw materials are stirred horizontally by the stirring mechanism, the raw materials are mixed vertically by the mixing mechanism driven by the transmission mechanism, the heat exchange mechanism exchanges heat with the stirring mechanism, the cooling mechanism cools the stirring mechanism, and the temperature control mechanism adjusts the initial cooling temperature of the cooling mechanism, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a front-view cross-sectional axonometric structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0017] Figure 4 It is a front cross-sectional structural schematic diagram of the utility model;

[0018] Markings in the accompanying drawings: 01, stirring mechanism; 11, reactor; 12, stirring shaft; 13, stirring blades; 14, first motor; 02, transmission mechanism; 21, fixed gear plate; 22, rotating gear plate; 23, gear; 03, mixing mechanism; 31, mixing shaft; 32, mixing stirring blades; 04, heat exchange mechanism; 41, heat exchange layer; 42, heat exchange tube; 05, cooling mechanism; 51, cooling box; 52, compressor cooler; 53, water pump; 54, water inlet pipe; 55, water return pipe; 06, temperature control mechanism; 61, mercury tube; 62, mercury ball; 63, sliding sleeve; 64, buoyancy plate; 65, sliding plate; 66, threaded rod; 67, proximity switch. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example 1

[0021] like Figures 1 to 3 As shown, a methyl ethyl ketone peroxide continuous synthesis reactor includes a stirring mechanism 01, a transmission mechanism 02, a mixing mechanism 03, a heat exchange mechanism 04, a cooling mechanism 05 and a temperature control mechanism 06, wherein the transmission mechanism 02 is installed in the stirring mechanism 01, the mixing mechanism 03 is installed on the transmission mechanism 02, the heat exchange mechanism 04 is installed on the outer wall of the stirring mechanism 01, the cooling mechanism 05 is installed on the heat exchange mechanism 04, and the temperature control mechanism 06 is installed on the stirring mechanism 01;

[0022] The raw materials are stirred horizontally by the stirring mechanism 01, the mixing mechanism 03 is driven by the transmission mechanism 02 to mix the raw materials vertically, the heat exchange mechanism 04 exchanges heat with the stirring mechanism 01, the cooling mechanism 05 cools the stirring mechanism 01, and the temperature control mechanism 06 adjusts the initial cooling temperature of the cooling mechanism 05;

[0023] The stirring mechanism 01 includes a reactor 11, a stirring shaft 12, a stirring blade 13 and a first motor 14. The stirring shaft 12 is rotatably mounted inside the reactor 11, the stirring blade 13 is mounted on the stirring shaft 12, the first motor 14 is mounted on the top of the reactor 11, and the output end of the first motor 14 is connected to the stirring shaft 12;

[0024] The transmission mechanism 02 includes a fixed toothed disc 21, a rotating toothed disc 22 and a gear 23. The fixed toothed disc 21 is mounted on the inner wall of the reaction kettle 11, the rotating toothed disc 22 is mounted on the stirring shaft 12, and the gear 23 is clamped between the fixed toothed disc 21 and the rotating toothed disc 22. The gear 23 is meshed with the fixed toothed disc 21 and the rotating toothed disc 22.

[0025] The mixing mechanism 03 includes a mixing shaft 31 and a mixing impeller 32. A chute is provided at the bottom of the reactor 11. A slider is provided in the chute. The slider is slidably installed in the chute. One end of the mixing shaft 31 is installed on the gear 23. The other end of the mixing shaft 31 is installed on the slider. The mixing impeller 32 is installed on the mixing shaft 31.

[0026] The first motor 14 is turned on to drive the stirring shaft 12 to rotate, and then the stirring blades 13 are driven to rotate to mix the raw materials in the reactor 11 horizontally. The rotation of the stirring shaft 12 drives the rotating toothed disk 22 to rotate, and then the gear 23 is driven to rotate through the meshing relationship, and then the mixing shaft 31 is driven to rotate. The raw materials in the reactor 11 are longitudinally mixed by the rotation of the mixing stirring blades 32 to increase the synthesis rate. The heat exchange mechanism 04 exchanges heat with the stirring mechanism 01, the cooling mechanism 05 cools the stirring mechanism 01, and the temperature control mechanism 06 adjusts the initial cooling temperature of the cooling mechanism 05 to improve practicality.

[0027] Example 2

[0028] like Figure 2 and Figure 4 As shown, a methyl ethyl ketone peroxide continuous synthesis reactor includes a stirring mechanism 01, a transmission mechanism 02, a mixing mechanism 03, a heat exchange mechanism 04, a cooling mechanism 05 and a temperature control mechanism 06, wherein the transmission mechanism 02 is installed in the stirring mechanism 01, the mixing mechanism 03 is installed on the transmission mechanism 02, the heat exchange mechanism 04 is installed on the outer wall of the stirring mechanism 01, the cooling mechanism 05 is installed on the heat exchange mechanism 04, and the temperature control mechanism 06 is installed on the stirring mechanism 01;

[0029] The raw materials are stirred horizontally by the stirring mechanism 01, the mixing mechanism 03 is driven by the transmission mechanism 02 to mix the raw materials vertically, the heat exchange mechanism 04 exchanges heat with the stirring mechanism 01, the cooling mechanism 05 cools the stirring mechanism 01, and the temperature control mechanism 06 adjusts the initial cooling temperature of the cooling mechanism 05;

[0030] The heat exchange mechanism 04 includes a heat exchange layer 41 and a heat exchange tube 42. The heat exchange layer 41 is installed on the outer wall of the reactor 11. The heat exchange tube 42 is spirally installed on the outer wall of the reactor 11. The heat exchange tube 42 is located inside the heat exchange layer 41.

[0031] The cooling mechanism 05 includes a cooling box 51, a compressor cooler 52, a water pump 53, a water inlet pipe 54 and a water return pipe 55. The cooling box 51 is installed on the heat exchange layer 41, the compressor cooler 52 is installed in the cooling box 51, the water pump 53 is installed on the outer wall of the cooling box 51, the water inlet pipe 54 connects the water pump 53 and one end of the heat exchange pipe 42, and the water return pipe 55 connects the cooling box 51 and the other end of the heat exchange pipe 42;

[0032] The temperature control mechanism 06 includes a mercury tube 61, a mercury ball 62, a sliding sleeve 63, a buoyancy plate 64, a sliding plate 65, a threaded rod 66 and a proximity switch 67. The mercury tube 61 is installed at the bottom end of the reactor 11, the mercury ball 62 is installed at one end of the mercury tube 61, the mercury ball 62 is located in the reactor 11, the sliding sleeve 63 is installed at the other end of the mercury tube 61, mercury is added to the mercury tube 61 and the mercury ball 62, the buoyancy plate 64 is installed in the sliding sleeve 63 by buoyancy, the sliding plate 65 is installed in the sliding sleeve 63, the threaded rod 66 is installed at the top of the sliding sleeve 63 by threaded relationship, and the proximity switch 67 is installed at the bottom end of the sliding plate 65;

[0033] The raw materials are stirred horizontally by the stirring mechanism 01, and the raw materials are mixed vertically by the mixing mechanism 03 driven by the transmission mechanism 02. First, water is added to the cooling box 51, and the compressor cooler 52 is turned on to cool the water in the cooling box 51. When the temperature of the raw materials in the reactor 11 increases, the mercury in the mercury tube 61 and the mercury ball 62 expands due to the heat, and then the buoyancy plate 64 is pushed to slide in the sliding sleeve 63 by the buoyancy. When the proximity switch 67 is close to the buoyancy plate 64, the water pump 53 is controlled to be turned on by the proximity switch 67, and water enters the heat exchange tube 42 through the buoyancy plate 64. The heat exchange between the heat exchange tube 42 and the reactor 11 is completed to dissipate heat in the reactor 11, thereby improving the quality of synthesis. The water after heat exchange flows back to the cooling box 51 through the return pipe 55. By rotating the threaded rod 66, the sliding plate 65 is driven to slide in the sliding sleeve 63 due to the threaded relationship, and then the height of the proximity switch 67 is adjusted, thereby adjusting the upper limit of the working temperature of the cooling mechanism 05.

[0034] like Figures 1 to 4As shown, a methyl ethyl ketone peroxide continuous synthesis reactor of the utility model, when working, by turning on the first motor 14 to drive the stirring shaft 12 to rotate, and then drive the stirring blade 13 to rotate to mix the raw materials in the reactor 11 horizontally, the rotation of the stirring shaft 12 drives the rotating toothed disk 22 to rotate, and then drives the gear 23 to rotate through the meshing relationship, and then drives the mixing shaft 31 to rotate, and the raw materials in the reactor 11 are longitudinally mixed by the rotation of the mixing stirring blade 32 to increase the synthesis rate, firstly, water is added into the cooling box 51, and the compressor cooler 52 is turned on to cool the water in the cooling box 51, when the temperature of the raw materials in the reactor 11 increases, the mercury tube 61 and The mercury in the mercury ball 62 expands due to heat, and then pushes the buoyancy plate 64 to slide in the sliding sleeve 63 through buoyancy. When the proximity switch 67 is close to the buoyancy plate 64, the proximity switch 67 controls the water pump 53 to open, and water enters the heat exchange tube 42 through the buoyancy plate 64. The heat exchange tube 42 and the reactor 11 are heat-exchanged to dissipate heat in the reactor 11, thereby improving the quality of synthesis. The water after heat exchange flows back to the cooling box 51 through the return pipe 55. By rotating the threaded rod 66, the sliding plate 65 is driven to slide in the sliding sleeve 63 due to the threaded relationship, and then the height of the proximity switch 67 is adjusted, thereby adjusting the upper limit of the working temperature of the cooling mechanism 05.

[0035] The first motor 14, compressor cooler 52, water pump 53 and proximity switch 67 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals without the need for creative work by technicians in this field.

[0036] The main functions achieved by the utility model are: in the process of methyl ethyl ketone peroxide synthesis, it is convenient to improve the mixing quality and the efficiency and quality of synthesis, and it is convenient to adjust and control the temperature.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A methyl ethyl ketone peroxide continuous synthesis reactor, comprising a stirring mechanism (01); characterized in that: It also includes a transmission mechanism (02), a mixing mechanism (03), a heat exchange mechanism (04), a cooling mechanism (05) and a temperature control mechanism (06), wherein the transmission mechanism (02) is installed in the stirring mechanism (01), the mixing mechanism (03) is installed on the transmission mechanism (02), the heat exchange mechanism (04) is installed on the outer wall of the stirring mechanism (01), the cooling mechanism (05) is installed on the heat exchange mechanism (04), and the temperature control mechanism (06) is installed on the stirring mechanism (01); The stirring mechanism (01) stirs the raw materials horizontally, and drives the mixing mechanism (03) to mix the raw materials vertically through the transmission of the transmission mechanism (02). The heat exchange mechanism (04) exchanges heat with the stirring mechanism (01), the cooling mechanism (05) cools the stirring mechanism (01), and the temperature control mechanism (06) adjusts the initial cooling temperature of the cooling mechanism (05).

2. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 1, characterized in that: The stirring mechanism (01) comprises a reaction kettle (11), a stirring shaft (12), a stirring blade (13) and a first motor (14); the stirring shaft (12) is rotatably mounted inside the reaction kettle (11); the stirring blade (13) is mounted on the stirring shaft (12); the first motor (14) is mounted on the top of the reaction kettle (11); and the output end of the first motor (14) is connected to the stirring shaft (12).

3. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 2, characterized in that: The transmission mechanism (02) comprises a fixed toothed disc (21), a rotating toothed disc (22) and a gear (23), wherein the fixed toothed disc (21) is mounted on the inner wall of the reaction kettle (11), the rotating toothed disc (22) is mounted on the stirring shaft (12), the gear (23) is clamped between the fixed toothed disc (21) and the rotating toothed disc (22), and the gear (23) is meshed with the fixed toothed disc (21) and the rotating toothed disc (22).

4. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 2, characterized in that: The mixing mechanism (03) comprises a mixing shaft (31) and a mixing impeller (32). A slide groove is provided at the inner bottom end of the reaction kettle (11), a slider is provided in the slide groove, and the slider is slidably installed in the slide groove. One end of the mixing shaft (31) is installed on the gear (23), and the other end of the mixing shaft (31) is installed on the slider. The mixing impeller (32) is installed on the mixing shaft (31).

5. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 2, characterized in that: The heat exchange mechanism (04) comprises a heat exchange layer (41) and a heat exchange tube (42); the heat exchange layer (41) is installed on the outer wall of the reaction kettle (11); the heat exchange tube (42) is spirally installed on the outer wall of the reaction kettle (11); and the heat exchange tube (42) is located inside the heat exchange layer (41).

6. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 5, characterized in that: The cooling mechanism (05) comprises a cooling box (51), a compressor cooler (52), a water pump (53), a water inlet pipe (54) and a water return pipe (55); the cooling box (51) is installed on the heat exchange layer (41); the compressor cooler (52) is installed in the cooling box (51); the water pump (53) is installed on the outer wall of the cooling box (51); the water inlet pipe (54) connects the water pump (53) and one end of the heat exchange pipe (42); and the water return pipe (55) connects the cooling box (51) and the other end of the heat exchange pipe (42).

7. A methyl ethyl ketone peroxide continuous synthesis reactor as claimed in claim 2, characterized in that: The temperature control mechanism (06) comprises a mercury tube (61), a mercury ball (62), a sliding sleeve (63), a buoyancy plate (64), a sliding plate (65), a threaded rod (66) and a proximity switch (67). The mercury tube (61) is installed at the bottom end of the interior of the reaction kettle (11). The mercury ball (62) is installed at one end of the mercury tube (61). The mercury ball (62) is located in the reaction kettle (11). The sliding sleeve (63) is installed at the other end of the mercury tube (61). Mercury is added to the mercury tube (61) and the mercury ball (62). The buoyancy plate (64) is installed in the sliding sleeve (63) by buoyancy sliding. The sliding plate (65) is installed in the sliding sleeve (63) by slidability. The threaded rod (66) is installed at the top of the sliding sleeve (63) by threaded relationship. The proximity switch (67) is installed at the bottom end of the sliding plate (65).

Images