CN218784808U - Rapid heating reaction kettle - Google Patents

Abstract

The utility model relates to the field of chemical equipment, in particular to a rapid heating reaction kettle, which comprises a shell, a heating device, a first feeding pipe and a second feeding pipe; the first feeding pipe is arranged on one side of the second feeding pipe, the first feeding pipe and the second feeding pipe are communicated with each other, and the main heating devices are respectively arranged on the upper side and the lower side of the second feeding pipe; the steam reaction device is arranged at the upper part of the main heating device, and the main heating device enables the steam reaction device to generate steam; the preheating device is arranged on one side of the main heating device; the condensing device is arranged at the lower part of the preheating device; the air heat preservation device is arranged at the lower part of the main heating device, and a cavity is arranged in the wall of the shell; the stirring device is arranged on one side of the main heating device far away from the preheating device; vice heating device sets up on agitating unit, and vice heating device is used for heating agitating unit, and solid feeding pipe sets up and makes heating reation kettle can also improve heating efficiency under energy-conserving circumstances on agitating unit's upper portion.

Description

Rapid heating reaction kettle

Technical Field

The utility model relates to a chemical industry equipment field specifically is to relate to a rapid heating reation kettle.

Background

The reaction kettle is a container with physical or chemical reaction, realizes the heating, evaporation, cooling and low-speed and high-speed mixing functions of process requirements by structural design and parameter configuration of the container, and is widely applied to the chemical industry for mixing materials. Most industrial reation kettle's of current heating is all not enough even, when a large amount of materials heat, the uneven condition of material heating of middle part can appear, can influence the quality of product, and most current heating reation kettle all is in open state and heats, and heating efficiency is low.

Chinese patent CN213078438U discloses a heating reaction kettle stable and reliable in use, which comprises a frame, the solid fixed ring of top fixedly connected with of frame, the solid fixed ring's of inner wall fixedly connected with reation kettle, reation kettle's bottom is provided with separates the groove, the equal fixedly connected with heating block in both sides of frame inner wall bottom, the bottom fixedly connected with bracing piece of frame inner wall, the top fixedly connected with supporting disk of bracing piece, the surface of bracing piece is through solid fixed ring fixedly connected with hot plate, one side of hot plate and one side sliding connection who separates the groove, reation kettle's top is provided with sealed lid, the equal fixedly connected with fixed block in both sides of sealed lid.

Although above-mentioned scheme can prevent that the heat from leaking, need consume a large amount of energy when the heating, place the reactant that will need the heating simultaneously and carry out chemical reaction in reation kettle, the time of heating is long, can't guarantee the effect of rapid heating.

Disclosure of Invention

To the problem, a rapid heating reation kettle is provided, utilize preheating device and steam reaction unit to preheat the raw materials in the first feed pipe, utilize main heating device to carry out the secondary heating to the raw materials in the second feed pipe, utilize agitating unit and vice heating device to heat the raw materials simultaneously and can also stir afterwards, utilize the air heat preservation device to make the inside cavity formation heat preservation of shell lateral wall, make heating reation kettle can also improve heating efficiency under energy-conserving condition.

For solving the prior art problem, the utility model discloses a technical scheme be:

a rapid heating reaction kettle comprises a shell, a heating device, a first feeding pipe and a second feeding pipe; the heating device comprises a main heating device, a steam reaction device, a preheating device, a condensing device, an air heat preservation device, a stirring device, an auxiliary heating device and a solid feeding pipe; the first feeding pipe and the second feeding pipe are provided with a plurality of pipes, the first feeding pipe is arranged on one side of the second feeding pipe and communicated with each other, the main heating devices are respectively arranged on the upper side and the lower side of the second feeding pipe, and the main heating devices heat the second feeding pipe; the steam reaction device is arranged at the upper part of the main heating device, and the main heating device enables the steam reaction device to generate steam; the preheating device is arranged on one side of the main heating device, and the steam reaction device supplies steam to the preheating device so that the preheating device heats the first feeding pipe; the condensing device is arranged at the lower part of the preheating device and is used for discharging condensed steam into the steam reaction device again; the air heat preservation device is arranged at the lower part of the main heating device, a cavity is arranged in the shell wall of the shell, and the air heat preservation device is used for generating hot air and discharging the hot air into the cavity; the stirring device is arranged on one side of the main heating device, which is far away from the preheating device, and is used for stirring reactants, and a discharge hole is formed in the stirring device; the auxiliary heating device is arranged on the stirring device and used for heating the stirring device; the solid feeding pipe is arranged on the upper part of the stirring device, and a switch valve is arranged on the solid feeding pipe.

Preferably, the main heating means comprises a first heating plate and a second heating plate; the first heating plate is fixedly arranged on the inner wall of the shell above the second feeding pipe; the second hot plate is fixed to be set up on the shell inner wall of second inlet pipe below, has first space between first hot plate and the second hot plate, and the second inlet pipe sets up in first space.

Preferably, the steam reaction device comprises a steam box, a steam pipe, a water changing assembly and a water level sensor; the steam box is fixedly arranged at the upper part of the first heating plate and is filled with water; two ends of the steam pipe are respectively connected with the top of the steam box and the top of the preheating device; the water changing assembly is arranged on the side wall of the steam box; the water level sensor is provided with a plurality ofly, and water level sensor sets up the inside at the steam chest.

Preferably, the preheating device comprises a preheating box and an air inlet piece; the preheating box is arranged on one side of the main heating device, and the first feeding pipe penetrates through the preheating box; the air inlet piece is fixedly arranged at the top of the preheating box and is connected with one end, far away from the steam box, of the steam pipe.

Preferably, the condensing device comprises a condensing pipe, a pump body and a one-way valve; the one-way valve is fixedly arranged on one side of the steam box; two ends of the condensing pipe are respectively connected with the one-way valve and the bottom of the steam box; the pump body sets up on the condenser pipe.

Preferably, the preheating device further comprises a backflow prevention assembly, the backflow prevention assembly comprising an inclined plate; the hang plate is provided with a plurality ofly, and the hang plate setting is on the preheating cabinet inner wall of first inlet pipe below, and every two hang plates are a set of, and two hang plates downward subtend slope settings in every group have the second space between two hang plates, and the second space reduces gradually from top to bottom under the guide of second hang plate.

Preferably, the air heat preservation device comprises an air heat preservation box, an exhaust fan, a first exhaust pipe and a second exhaust pipe; the air heat insulation box is arranged at the lower part of the second heating plate; the exhaust fan is arranged at one side of the air insulation can; one end of the first exhaust pipe is connected with the exhaust fan, and the other end of the first exhaust pipe is communicated with the cavity; one end of the second exhaust pipe is connected with the air insulation can, and the other end of the second exhaust pipe is communicated with the cavity.

Preferably, the stirring device comprises a stirring shell, a stirring shaft, stirring blades, a discharge pipe, a supporting seat and a driving device; the stirring shell is fixedly arranged on one side, away from the first feeding pipe, of the second feeding pipe along the height direction of the shell, and is of a circular barrel-shaped structure; the stirring shaft is arranged in the stirring shell in a rotatable manner along the axis of the stirring shell; the rotating blades are fixedly arranged on the stirring shaft around the axis of the stirring shaft; the discharge pipe is arranged at the bottom of the stirring shell; the supporting seat is arranged at the lower part of the stirring shell and is used for supporting the stirring shell; the driving device is arranged at the upper part of the stirring shaft and is used for driving the stirring shaft to rotate.

Preferably, the drive means comprises a rotary drive, a first gear and a second gear; the rotary driver is fixedly arranged on the side wall of the shell; the first gear is fixedly arranged on the output end of the rotary driver; the second gear can be arranged on one side of the first gear in a rotating mode, the axis of the second gear is collinear with the axis of the stirring shaft, and the first gear is meshed with the second gear.

Preferably, the heating air pipes are of an annular structure, a plurality of heating air pipes are arranged, the heating air pipes are uniformly arranged along the height direction of the stirring shell, the heating air pipes are connected through a first vent pipe, a second vent pipe penetrating through the stirring shell is arranged at the upper part of each heating air pipe, the heating air pipes are communicated with the second vent pipes, and one ends, far away from the heating air pipes, of the second vent pipes are communicated with the steam box; there is the third space between supporting seat and the stirring shell, and electromagnetic heating board is fixed to be set up in the third space.

Compared with the prior art, the beneficial effect of this application is:

this application is through setting up main heating device, steam reaction device, preheating device, condensing equipment, air heat preservation device, agitating unit, vice heating device and temperature sensor, utilize preheating device and steam reaction device to preheat the raw materials in the first feed pipe, utilize main heating device to carry out the secondary heating to the raw materials in the second feed pipe, utilize agitating unit and vice heating device to heat the raw materials simultaneously and can also stir afterwards, utilize the air heat preservation device to make the inside cavity formation heat preservation of shell lateral wall, make heating reation kettle can also improve heating efficiency under energy-conserving condition.

Drawings

FIG. 1 is a schematic perspective view of a rapid thermal processing reactor;

FIG. 2 is a first schematic perspective view of a rapid thermal reactor with the outer shell removed;

FIG. 3 is a second schematic perspective view of a rapid thermal processing reactor with the external shell removed;

FIG. 4 is a three-dimensional schematic view of a rapid thermal reactor with the shell removed;

FIG. 5 is a schematic perspective view of a rapid thermal reactor with the outer shell and a portion of the preheat tank removed;

FIG. 6 is a side view of a rapid thermal reactor with the enclosure and partial preheat tank removed;

FIG. 7 is a schematic perspective view of a rapid thermal reactor with the external shell, condensing means and preheating means removed;

FIG. 8 is a schematic perspective view of a rapid thermal reactor with portions of the steam box, shell, condensing unit and preheating unit removed;

FIG. 9 is an enlarged partial schematic view at A of FIG. 8 of a rapid thermal reactor;

FIG. 10 is a schematic perspective view of a rapid thermal processing reactor with the steam box, water level sensor, steam pipe, shell, condensing unit and preheating unit removed

FIG. 11 is a schematic perspective view of a rapid thermal reactor with the vapor reactor, shell, condenser and preheater removed

FIG. 12 is a first schematic perspective view of a rapid thermal processing reactor with a portion of the agitator housing removed;

FIG. 13 is a second perspective view of a stirring apparatus of a rapid thermal processing reactor with the stirring shell removed.

The reference numbers in the figures are:

1-a housing;

2-a heating device;

21-a main heating device; 211-a first heating plate; 212-a second heated plate;

22-a steam reaction device; 221-a steam box; 222-a steam pipe; 223-water changing assembly; 224-a water level sensor;

23-a preheating device; 231-a preheating chamber; 232-air inlet; 233-backflow prevention component; 2331-inclined plates;

24-a condensing unit; 241-a condenser pipe; 242-one-way valve;

25-air insulation means; 251-air insulation can; 252-an exhaust fan; 253-a first extraction duct; 254-a second exhaust pipe;

26-a stirring device; 261-stirring shell; 262-stirring shaft; 263-stirring blade; 264-a discharge pipe; 265-a support seat; 266-a drive device; 2661-rotary drive; 2662-a first gear; 2663-a second gear;

27-auxiliary heating means; 271-heating the air pipe; 272-electromagnetic heating plate; 273-first vent pipe; 274-a second vent pipe;

28-solid feeding pipe;

3-a first feed pipe;

4-second feeding pipe.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-13: a rapid heating reaction kettle comprises a shell 1, a heating device 2, a first feeding pipe 3 and a second feeding pipe 4; the heating device 2 comprises a main heating device 21, a steam reaction device 22, a preheating device 23, a condensing device 24, an air heat preservation device 25, a stirring device 26, an auxiliary heating device 27 and a solid feeding pipe 28, wherein a plurality of first feeding pipes 3 and a plurality of second feeding pipes 4 are arranged, the first feeding pipe 3 is arranged on one side of the second feeding pipe 4, the first feeding pipe 3 is communicated with the second feeding pipe 4, the main heating devices 21 are respectively arranged on the upper side and the lower side of the second feeding pipe 4, and the main heating device 21 heats the second feeding pipe 4; the steam reaction device 22 is arranged at the upper part of the main heating device 21, and the main heating device 21 enables the steam reaction device 22 to generate steam; the preheating device 23 is arranged at one side of the main heating device 21, and the steam reaction device 22 supplies steam to the preheating device 23, so that the preheating device 23 heats the first feeding pipe 3; a condensing device 24 is arranged at the lower part of the preheating device 23, and the condensing device 24 is used for discharging condensed steam into the steam reaction device 22 again; the air heat preservation device 25 is arranged at the lower part of the main heating device 21, a cavity is arranged in the wall of the shell 1, and the air heat preservation device 25 is used for generating hot air and discharging the hot air into the cavity; the stirring device 26 is arranged on one side of the main heating device 21 away from the preheating device 23, the stirring device 26 is used for stirring reactants, and a discharge hole is formed in the stirring device 26; the auxiliary heating device 27 is arranged on the stirring device 26, and the auxiliary heating device 27 is used for heating the stirring device 26; the solid feeding pipe 28 is arranged at the upper part of the stirring device 26, and the solid feeding pipe 28 is provided with a switch valve.

When raw materials to be heated are injected into a heating reaction kettle, the raw materials sequentially pass through a first feeding pipe 3, a connecting pipe, a second feeding pipe 4 and a stirring device 26, a pump body is arranged on one side, far away from the second feeding pipe 4, of the first feeding pipe 3, one end of the pump body is connected with one end of the first feeding pipe 3, the pump body is used for pumping the raw materials into the first feeding pipe 3, when the raw materials enter the first feeding pipe 3, the main heating device 21 is started at the moment, so that the steam reaction device 22 cannot generate steam immediately, at the moment, the preheating device 23 cannot heat the raw materials in the first feeding pipe 3, so that the raw materials which enter the heating reaction kettle flow into the second feeding pipe 4 through the first feeding pipe 3 and the connecting pipe, because the main heating device 21 directly heats the second feeding pipe 4, when the raw materials enter the second feeding pipe 4, the main heating device 21 heats the raw materials in the second feeding pipe 4, the heated raw materials enter the stirring device 26 through the second feeding pipe 4, at the moment, the auxiliary heating device 27 arranged at the periphery of the stirring device 26 can keep the auxiliary heating device 26, and the stirring device 26 can keep the auxiliary heating temperature sensor 26 in the stirring device 26, and the stirring device 26 can keep the stirring device 26, and the auxiliary heating device 26 to ensure that the temperature sensor 26 can not reach the temperature sensor 26; on the contrary, if the temperature sensor detects that the temperature of the raw material is too high, the power of the auxiliary heating device 27 is only required to be reduced. After the reaction is completed, the resultant reactant is discharged through the discharge pipe 264. After the heating reaction kettle is operated for a period of time, the steam reaction device 22 arranged on one side of the main heating device 21 can generate sufficient steam, the steam reaction device 22 can discharge the steam into the preheating device 23, and the preheating device 23 can preheat the raw materials in the first feeding pipe 3 through the steam. The setting is at the inside air that contains of air heat preservation device 25 of main heating device 21 opposite side, after main heating device 21 operation a period, the air in the air heat preservation device 25 just can be heated, air heat preservation device 25 can pour into the cavity of shell 1 lateral wall with the hot-air this moment, because the air volume in air heat preservation device 25 and the cavity is invariable, when air heat preservation device 25 pours into the cavity into with self inside air, the air in the shell 1 cavity also can be inhaled in air heat preservation device 25, so alright form a heat preservation in the cavity of shell 1, the heat preservation can make the difficult heat of main heating device 21 go, and then make the hot-air in the air heat preservation device 25 produce more easily, virtuous circle has been realized. And the heat generated by the main heating means 21 is fully utilized. It should be noted that the steam reactor 22 is connected to the secondary heating device 27, so that the steam generated by the steam reactor 22 can be supplied to the secondary heating device 27, and the solid feeding pipe 28 is disposed above the stirring device 26, so that when the solid catalyst or the raw material needs to be added, the solid catalyst or the raw material can be fed through the solid feeding pipe 28, and when the solid catalyst or the raw material needs to be fed, the on-off valve on the solid feeding pipe 28 is closed, and the solid feeding pipe 28 is in a closed state. Because agitating unit 26 can make multiple raw materials intensive mixing at the in-process of stirring, and then can make the atmospheric pressure in agitating unit 26 rise, so can set up the relief valve on agitating unit 26's lateral wall and prevent that agitating unit 26 inside pressure is too high, so just make heating reation kettle can also improve heating efficiency under energy-conserving circumstances.

As shown in fig. 2 and 10: the main heating means 21 includes a first heating plate 211 and a second heating plate 212; the first heating plate 211 is fixedly arranged on the inner wall of the shell 1 above the second feeding pipe 4; second hot plate 212 is fixed to be set up on the 1 inner wall of shell below second inlet pipe 4, has first space between first hot plate 211 and the second hot plate 212, and second inlet pipe 4 sets up in first space.

When needs heat the raw materials that enter into in the second inlet tube, first hot plate 211 and second hot plate 212 can start in step this moment, and first hot plate 211 and second hot plate 212 can heat second inlet tube 4, and the upper and lower below of second inlet tube 4 can be heated respectively this moment, so alright guarantee that the raw materials in second inlet tube 4 rises temperature fast under the effect of first hot plate 211 and second hot plate 212.

As shown in fig. 2, 3, 9 and 10: the steam reaction device 22 comprises a steam box 221, a steam pipe 222, a water changing assembly 223 and a water level sensor 224; the steam box 221 is fixedly arranged at the upper part of the first heating plate 211, and water is contained in the steam box 221; both ends of the steam pipe 222 are connected with the top of the steam tank 221 and the top of the preheating device 23, respectively; the water change assembly 223 is disposed on a sidewall of the steam box 221; the water level sensor 224 is provided in plurality, and the water level sensor 224 is provided inside the steam box 221.

When the first heating plate 211 is started, the first heating plate 211 heats the steam box 221, at this time, water in the steam box 221 is continuously heated, when water in the steam box 221 boils, water vapor is generated in a large amount, at this time, the steam is discharged into the preheating device 23 through the steam pipe 222, high-temperature steam preheats the first feed pipe 3 in the preheating device 23, the steam in the preheating device 23 flows back into the steam box 221 through the condensing device 24 after heating the first feed pipe 3, in order to ensure that the water level in the steam box 221 is not too low when heating the steam box 221, a plurality of water level sensors 224 are provided, the water level in the steam box 221 can be monitored by the plurality of water level sensors 224, when the water level is monitored to be too low, the water changing assembly 223 is activated, the water changing assembly 223 can supplement the water into the steam box 221, and when the water in the steam box is too much, the water changing assembly 223 can timely extract the water.

As shown in fig. 2 and 3: the preheating device 23 includes a preheating tank 231 and an air intake 232; the preheating box 231 is arranged at one side of the main heating device 21, and the first feeding pipe 3 penetrates through the preheating box 231; an air inlet 232 is fixedly arranged at the top of the preheating tank 231, and the air inlet 232 is connected with one end of the steam pipe 222 far away from the steam tank 221.

The steam generated by the steam box 221 is discharged into the air inlet 232 through the steam pipe 222, and then discharged into the preheating box 231 through the air inlet 232, and the steam is cooled after heating the first feeding pipe 3 in the preheating box 231, and finally condensed water falls on the bottom of the preheating box 231, so that the condensed water can be periodically discharged back into the steam box 221 through the condensing device 24.

As shown in fig. 2 and 6: the condensing device 24 comprises a condensing pipe 241, a pump body and a one-way valve 242; the check valve 242 is fixedly disposed at one side of the steam box 221; two ends of the condensing pipe 241 are respectively connected with the one-way valve 242 and the bottom of the steam box 221; the pump body is provided on the condensation duct 241.

When the preheating device 23 is operated for a period of time, a certain amount of water is stored in the bottom of the preheating tank 231, the pump body is started, and then the water in the preheating tank 231 is pumped out by the pump body and is discharged back into the steam tank 221 through the condensing pipe 241 and the check valve 242, and the check valve 242 functions to prevent the water in the steam tank 221 from flowing back into the preheating tank 231 through the condensing pipe 241.

As shown in fig. 2, 5 and 6: the preheating device 23 further includes a backflow prevention assembly 233, the backflow prevention assembly 233 including an inclined plate 2331; the inclined plates 2331 are provided in plurality, the inclined plates 2331 are disposed on the inner wall of the preheating chamber 231 below the first feeding pipe 3, each two inclined plates 2331 are provided in a group, two inclined plates 2331 of each group are disposed in a downward opposite inclined manner, a second gap is reserved between the two inclined plates 2331, and the second gap is gradually reduced from top to bottom under the guidance of the second inclined plates 2331.

The inclined plates 2331 are fixedly connected, so that after the first feeding pipe 3 is heated by steam, the steam can only reach the bottom of the preheating box 231 through the second gap, and because the second gap is gradually reduced from top to bottom, the steam which has heated the first feeding pipe 3 can be pushed into the second gap under the continuous pushing of subsequent steam, meanwhile, along with the reduction of temperature, the steam which reaches the second gap can be condensed into water and falls on the bottom of the preheating box 231, and even if steam which is not condensed exists, after the steam passes through the second gap, the uncondensed steam can not flow back to the first feeding pipe 3 due to the special structure of the second gap.

As shown in fig. 2-4: the air heat preservation device 25 comprises an air heat preservation box 251, an exhaust fan 252, a first exhaust pipe 253 and a second exhaust pipe 254; the air insulation box 251 is arranged at the lower part of the second heating plate 212; the exhaust fan 252 is arranged at one side of the air insulation box 251; one end of the first exhaust pipe 253 is connected with the exhaust fan 252, and the other end is communicated with the cavity; one end of the second exhaust pipe 254 is connected to the air insulation box 251, and the other end is communicated with the cavity.

When the air insulation device 25 needs to supply air to the cavity on the side wall of the housing 1, the exhaust fan 252 will start to operate, the second heating plate 212 will heat the air in the air insulation box 251, the exhaust fan 252 will draw the air in the cavity of the housing 1 into the air insulation box 251 through the first exhaust pipe 253, and the hot air in the air insulation box 251 will be discharged into the cavity again through the second exhaust pipe 254. Therefore, the air in the cavity can be continuously heated, and the heat preservation effect is achieved.

As shown in fig. 2, 11-12: the stirring device 26 comprises a stirring shell 261, a stirring shaft 262, a stirring blade 263, a discharge pipe 264, a supporting seat 265 and a driving device 266; the stirring shell 261 is fixedly arranged on one side of the second feeding pipe 4 far away from the first feeding pipe 3 along the height direction of the shell 1, and the stirring shell 261 is of a round barrel-shaped structure; the stirring shaft 262 is rotatably arranged in the stirring shell 261 along the axis of the stirring shell 261; the rotary blades 263 are fixedly provided on the agitating shaft 262 around the axis of the agitating shaft 262; a discharge pipe 264 is opened at the bottom of the agitating case 261; the support seat 265 is arranged at the lower part of the stirring shell 261, and the support seat 265 is used for supporting the stirring shell 261; a driving device 266 is arranged at the upper part of the stirring shaft 262, and the driving device 266 is used for driving the stirring shaft 262 to rotate.

After the raw material heated by the main heating device 21 enters the stirring shell 261 from the second feeding pipe 4, the driving device 266 is started at this time, the driving device 266 drives the stirring shaft 262 to rotate, so that the rotating blade 263 arranged on the stirring shaft 262 rotates, the raw material in the stirring shell 261 is turned over under the driving of the rotating blade 263, and then the discharge pipe 264 arranged on the stirring shell 261 discharges the heated reaction product.

As shown in fig. 11-13: the drive device 266 includes a rotary actuator 2661, a first gear 2662, and a second gear 2663; the rotary actuator 2661 is fixedly provided on a side wall of the housing 1; a first gear 2662 is fixedly provided on an output end of the rotary driver 2661; a second gear 2663 is rotatably provided on one side of the first gear 2662, an axis of the second gear 2663 is collinear with an axis of the agitating shaft 262, and the first gear 2662 and the second gear 2663 are engaged with each other.

The rotary driver 2661 is preferably a servo motor, and a direct influence of high temperature on the rotary driver 2661 can be avoided by providing the first gear 2662 and the second gear 2663, when the rotary driver 2661 is started, the first gear 2662 provided at the output end of the rotary driver 2661 is driven to rotate, and since the first gear 2662 and the second gear 2663 are engaged, after the first gear 2662 rotates, the second gear 2663 also synchronously rotates, so that the stirring shaft 262 can rotate.

As shown in fig. 2, 11-13: the sub-heating device 27 includes a heating air pipe 271 and an electromagnetic heating plate 272; the heating air pipes 271 are of an annular structure, a plurality of heating air pipes 271 are arranged, the heating air pipes 271 are uniformly arranged along the height direction of the stirring shell 261, the heating air pipes 271 are connected through a first vent pipe 273, a second vent pipe 274 penetrating through the stirring shell 261 is arranged at the upper part of each heating air pipe 271, the heating air pipes 271 are communicated with the second vent pipes 274, and one end, far away from the heating air pipes 271, of each second vent pipe 274 is communicated with the steam box 221; there is a third gap between the supporting seat 265 and the stirring shell 261, and the electromagnetic heating plate 272 is fixedly disposed in the third gap.

When the stirring device 26 stirs, the steam reaction device 22 supplies steam into the heating air pipe 271, the heating air pipe 271 is provided with an opening, the steam is discharged into the stirring shell 261 through the opening of the heating air pipe 271, the steam discharged from the heating air pipe 271 is injected into the stirring device 26, the raw material in the stirring device 26 is heated by the steam, and the redundant steam is discharged by the pressure release valve at the upper part of the stirring device 26. Since the electromagnetic heating plate 272 is disposed at the bottom of the stirring device 26, when the stirring device 26 is heated, the heating air pipe 271 and the electromagnetic heating plate 272 can heat the raw material in the stirring device 26 synchronously, and since the stirring shell 261 is provided with the pressure release valve, the steam discharged into the stirring shell 261 can be discharged through the pressure release valve.

The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A rapid heating reaction kettle comprises a shell (1), a heating device (2), a first feeding pipe (3) and a second feeding pipe (4), and is characterized in that the heating device (2) comprises a main heating device (21), a steam reaction device (22), a preheating device (23), a condensing device (24), an air heat preservation device (25), a stirring device (26), an auxiliary heating device (27) and a solid feeding pipe (28);

the first feeding pipe (3) and the second feeding pipe (4) are provided with a plurality of feeding pipes, the first feeding pipe (3) is arranged on one side of the second feeding pipe (4), the first feeding pipe (3) and the second feeding pipe (4) are communicated with each other, the main heating devices (21) are respectively arranged on the upper side and the lower side of the second feeding pipe (4), and the main heating devices (21) heat the second feeding pipe (4);

the steam reaction device (22) is arranged at the upper part of the main heating device (21), and the main heating device (21) enables the steam reaction device (22) to generate steam;

the preheating device (23) is arranged on one side of the main heating device (21), and the steam reaction device (22) supplies steam to the preheating device (23), so that the preheating device (23) heats the first feeding pipe (3);

the condensing device (24) is arranged at the lower part of the preheating device (23), and the condensing device (24) is used for discharging condensed steam into the steam reaction device (22) again;

the air heat preservation device (25) is arranged at the lower part of the main heating device (21), a cavity is arranged in the wall of the shell (1), and the air heat preservation device (25) is used for generating hot air and discharging the hot air into the cavity;

the stirring device (26) is arranged on one side of the main heating device (21) far away from the preheating device (23), the stirring device (26) is used for stirring reactants, and a discharge hole is formed in the stirring device (26);

the auxiliary heating device (27) is arranged on the stirring device (26), and the auxiliary heating device (27) is used for heating the stirring device (26);

the solid feeding pipe (28) is arranged at the upper part of the stirring device (26), and the solid feeding pipe (28) is provided with a switch valve.

2. A rapid heating reactor according to claim 1, characterized in that the main heating means (21) comprises a first heating plate (211) and a second heating plate (212);

the first heating plate (211) is fixedly arranged on the inner wall of the shell (1) above the second feeding pipe (4);

second hot plate (212) are fixed to be set up on shell (1) inner wall of second inlet pipe (4) below, have first space between first hot plate (211) and second hot plate (212), and second inlet pipe (4) set up in first space.

3. A rapid heating reactor according to claim 2, characterized in that the steam reaction device (22) comprises a steam tank (221), a steam pipe (222), a water changing assembly (223) and a water level sensor (224);

the steam box (221) is fixedly arranged at the upper part of the first heating plate (211), and water is contained in the steam box (221);

two ends of the steam pipe (222) are respectively connected with the top of the steam box (221) and the top of the preheating device (23);

the water changing assembly (223) is arranged on the side wall of the steam box (221);

a plurality of water level sensors (224) are provided, and the water level sensors (224) are provided inside the steam box (221).

4. A rapid heating reactor according to claim 3, characterized in that the preheating device (23) comprises a preheating tank (231) and an air inlet (232);

the preheating box (231) is arranged on one side of the main heating device (21), and the first feeding pipe (3) penetrates through the preheating box (231);

the air inlet (232) is fixedly arranged at the top of the preheating tank (231), and the air inlet (232) is connected with one end, far away from the steam tank (221), of the steam pipe (222).

5. A rapid heating reactor according to claim 4, characterized in that the condensing means (24) comprises a condensing tube (241), a pump body and a check valve (242);

the one-way valve (242) is fixedly arranged on one side of the steam box (221);

two ends of the condensing pipe (241) are respectively connected with the one-way valve (242) and the bottom of the steam box (221);

the pump body is arranged on the condensation pipe (241).

6. A rapid heating reactor according to claim 4, characterized in that the preheating device (23) further comprises a backflow prevention assembly (233), the backflow prevention assembly (233) comprising an inclined plate (2331);

the inclined plates (2331) are arranged in a plurality, the inclined plates (2331) are arranged on the inner wall of the preheating box (231) below the first feeding pipe (3), every two inclined plates (2331) form a group, the two inclined plates (2331) in each group are arranged in a downward opposite inclined mode, a second gap is reserved between the two inclined plates (2331), and the second gap is gradually reduced from top to bottom under the guide of the second inclined plates (2331).

7. A rapid heating reactor according to claim 2, characterized in that the air insulation means (25) comprises an air insulation box (251), an exhaust fan (252), a first exhaust pipe (253) and a second exhaust pipe (254);

the air heat insulation box (251) is arranged at the lower part of the second heating plate (212);

the exhaust fan (252) is arranged on one side of the air heat insulation box (251);

one end of the first exhaust pipe (253) is connected with the exhaust fan (252), and the other end of the first exhaust pipe is communicated with the cavity;

one end of the second exhaust pipe (254) is connected with the air heat preservation box (251), and the other end is communicated with the cavity.

8. A rapid heating reactor according to claim 1, characterized in that the stirring device (26) comprises a stirring shell (261), a stirring shaft (262), a stirring blade (263), a discharge pipe (264), a support base (265) and a driving device (266);

the stirring shell (261) is fixedly arranged on one side, away from the first feeding pipe (3), of the second feeding pipe (4) along the height direction of the shell (1), and the stirring shell (261) is of a circular barrel-shaped structure;

the stirring shaft (262) is rotatably arranged in the stirring shell (261) along the axis of the stirring shell (261);

the stirring blade (263) is fixedly arranged on the stirring shaft (262) around the axis of the stirring shaft (262);

the discharge pipe (264) is arranged at the bottom of the stirring shell (261);

the supporting seat (265) is arranged at the lower part of the stirring shell (261), and the supporting seat (265) is used for supporting the stirring shell (261);

the driving device (266) is arranged at the upper part of the stirring shaft (262), and the driving device (266) is used for driving the stirring shaft (262) to rotate.

9. A rapid-heating reactor according to claim 8, characterized in that the drive means (266) comprise a rotary actuator (2661), a first toothed wheel (2662) and a second toothed wheel (2663);

the rotary driver (2661) is fixedly arranged on the side wall of the shell (1);

a first gear (2662) is fixedly arranged on an output end of the rotary driver (2661);

the second gear (2663) is rotatably arranged on one side of the first gear (2662), the axis of the second gear (2663) is collinear with the axis of the stirring shaft (262), and the first gear (2662) and the second gear (2663) are meshed with each other.

10. A rapid heating reactor according to claim 8, characterized in that the secondary heating means (27) comprises a heating gas pipe (271) and an electromagnetic heating plate (272);

the heating air pipes (271) are of an annular structure, a plurality of heating air pipes (271) are arranged, the heating air pipes (271) are uniformly arranged along the height direction of the stirring shell (261), the heating air pipes (271) are connected through a first vent pipe (273), a second vent pipe (274) penetrating through the stirring shell (261) is arranged at the upper part of each heating air pipe (271), the heating air pipes (271) are communicated with the second vent pipe (274), and one end, far away from the heating air pipes (271), of each second vent pipe (274) is communicated with the steam box (221);

a third gap is reserved between the supporting seat (265) and the stirring shell (261), and the electromagnetic heating plate (272) is fixedly arranged in the third gap.

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