CN213286841U

CN213286841U - High-temperature reaction kettle with uniform heating function

Info

Publication number: CN213286841U
Application number: CN202021854479.2U
Authority: CN
Inventors: 刘思
Original assignee: Hunan Xiangxian Technology Co ltd
Current assignee: Hunan Xiangxian Technology Co ltd
Priority date: 2020-08-30
Filing date: 2020-08-30
Publication date: 2021-05-28
Anticipated expiration: 2030-08-30

Abstract

The utility model discloses a high temperature reaction cauldron with thermally equivalent function, including the cauldron body, the inner chamber longitudinal symmetry of the cauldron body is equipped with the division board, the division board separates into upper chamber, reaction chamber and lower chamber from top to bottom in proper order the inner chamber of the cauldron body, the edge of reaction chamber is even is equipped with a plurality of hot exchange pipes, the inner chamber middle part of reaction chamber is equipped with the (mixing) shaft, the top of (mixing) shaft runs through upper chamber and rotates to be connected on agitator motor, the (mixing) shaft links up upper chamber through the through-hole, a side end of upper chamber link up and connects the second connecting pipe, the one end that the second connecting pipe kept away from upper chamber links up and connects the heating cabinet, install the circulating pump on the second connecting pipe, the bottom of heating cabinet link up and connects first connecting pipe; the utility model discloses a whole heating process utilizes a plurality of hot exchange pipe cooperation (mixing) shafts to carry out the multiple spot heating to guarantee the homogeneity that the material is heated, guarantee the heating quality of material.

Description

High-temperature reaction kettle with uniform heating function

Technical Field

The utility model belongs to the technical field of reation kettle technique and specifically relates to a high temperature reaction cauldron with thermally equivalent function.

Background

The broad understanding of the reaction kettle is that the reaction kettle is a container for physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized through the structural design and parameter configuration of the container.

The reaction kettle is a comprehensive reaction container, and the structural function and the configuration accessories of the reaction kettle are designed according to reaction conditions. The preset reaction steps can be completed with higher automation degree from the beginning of feeding, reaction and discharging, and the important parameters of temperature, pressure, mechanical control (stirring, blowing and the like), reactant/product concentration and the like in the reaction process are strictly regulated and controlled. The structure of the device is generally composed of a kettle body, a transmission device, a stirring device, a heating device, a cooling device and a sealing device. The corresponding supporting auxiliary assembly: fractionating column, condenser, water separator, collecting tank, filter, etc.

When an existing reaction kettle is heated, an electric heater is mostly used for heating, materials in the reaction kettle are gradually heated in a heat radiation mode, and therefore smooth reaction of the materials is guaranteed. The heating mode has the advantages of low material heating speed, uneven heating, no contribution to smooth reaction of the materials and low production quality and production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature reaction cauldron with evenly receive heat function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-temperature reaction kettle with uniform heating function comprises a kettle body, wherein the kettle body is of a cylindrical structure, a plurality of supporting legs are uniformly arranged at the bottom end of the kettle body, partition plates are arranged on the upper and lower symmetrical positions of an inner cavity of the kettle body and sequentially divide the inner cavity of the kettle body into an upper cavity, a reaction cavity and a lower cavity from top to bottom, a plurality of heat exchange tubes are uniformly arranged at the edge of the reaction cavity, the upper end and the lower end of each heat exchange tube are respectively connected with the upper cavity and the lower cavity in a through manner, a discharge tube is connected with the bottom end of the reaction cavity in a through manner, the bottom end of the discharge tube penetrates through the bottom wall of the kettle body and is sleeved with a sealing cover, a stirring shaft is arranged in the middle of the inner cavity of the reaction cavity and is a hollow shaft, the bottom end of the stirring shaft is connected with the lower cavity in a through, the stirring shaft is uniformly provided with a plurality of stirring blades, the stirring motor is fixedly arranged on the kettle body, one side end of the upper cavity is in through connection with a second connecting pipe, one end of the second connecting pipe, far away from the upper cavity, is in through connection with a heating box, the second connecting pipe is provided with a circulating pump, the heating box is fixedly arranged on the kettle body, the bottom end of the heating box is in through connection with a first connecting pipe, one end of the first connecting pipe, far away from the heating box, is in through connection with a lower cavity, the circulating pump is started, so that oil in the lower cavity is injected into the heating box through the first connecting pipe, the oil temperature is improved through heating of the heating box, high-temperature oil is injected into the upper cavity through the second connecting pipe, then the high-temperature oil flows into the stirring shaft and the heat exchange pipe respectively, and simultaneously heats raw materials in the reaction, thus, the oil is utilized to continuously heat the reaction cavity, thereby ensuring the heating continuity; meanwhile, the whole heating process is to utilize a plurality of heat exchange tubes to cooperate with the stirring shaft to carry out multi-point heating, thereby ensuring the uniformity of the heated material and the heating quality of the material; meanwhile, the stirring motor is matched with the stirring shaft to drive the stirring blades to rotate at a high speed, so that the stirring blades are used for stirring materials in the reaction chamber, the uniformity of the heated materials can be further promoted, and the uniformity of the heated materials can be further improved.

In a further embodiment, one side end of the lower cavity is in through connection with a replacing pipe, a sealing plug is arranged on the replacing pipe, and oil in the lower cavity can be directly replaced through the replacing pipe, so that the heating quality of the oil is guaranteed.

In a further embodiment, a plurality of electric heating rods are uniformly arranged on the side wall of the inner cavity of the heating box, a flow limiting plate is arranged in the middle of the heating box and is of a disc-shaped structure, the axis of the flow limiting plate coincides with the axis of the heating box, a plurality of fixing rods are uniformly arranged on the outer circular surface of the flow limiting plate, one end, far away from the flow limiting plate, of each fixing rod is fixedly connected to the wall of the inner cavity of the heating box, the flow limiting plate is impacted by a first connecting pipe and flows back at the edge of the heating box, and the fixing rods are matched for heating, so that the heating quality of oil is.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the whole heating process of the utility model utilizes a plurality of heat exchange tubes to match with the stirring shaft for multi-point heating, thereby ensuring the uniformity of material heating and the heating quality of the material; meanwhile, the stirring motor is matched with the stirring shaft to drive the stirring blades to rotate at a high speed, so that the stirring blades are utilized to stir materials in the reaction chamber, the uniformity of the heated materials can be further promoted, and the uniformity of the heated materials can be further improved;

2. the utility model discloses well come from first connecting pipe impact current-limiting plate to at the marginal backward flow of heating cabinet, and cooperate the electric bar to heat, thereby guarantee the heating quality of fluid.

Drawings

FIG. 1 is a schematic structural diagram of a front view of a high-temperature reaction kettle with a uniform heating function;

FIG. 2 is a schematic view of a structure of a partition plate and a heat exchange tube of a high temperature reaction kettle with uniform heating function;

FIG. 3 is a schematic structural view of a heating box of a high temperature reaction vessel having a uniform heating function.

In the figure: 1-kettle body, 2-partition plate, 3-upper chamber, 4-reaction chamber, 5-lower chamber, 6-heat exchange tube, 7-stirring shaft, 71-stirring blade, 8-stirring motor, 9-through hole, 10-first connecting tube, 101-second connecting tube, 11-heating box, 111-electric heating rod, 112-flow limiting plate, 113-fixing rod, 12-circulating pump, 13-supporting leg, 14-replacement tube, 15-sealing plug, 16-discharge tube and 17-sealing cover.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, a high temperature reaction kettle with uniform heating function comprises a kettle body 1, wherein the kettle body 1 is of a cylindrical structure, a plurality of support legs 13 are uniformly arranged at the bottom end of the kettle body 1, partition plates 2 are symmetrically arranged in the upper and lower parts of an inner cavity of the kettle body 1, the inner cavity of the kettle body 1 is sequentially divided into an upper cavity 3, a reaction cavity 4 and a lower cavity 5 by the partition plates 2 from top to bottom, a plurality of heat exchange tubes 6 are uniformly arranged at the edge of the reaction cavity 4, the upper and lower ends of the heat exchange tubes 6 are respectively connected with the upper cavity 3 and the lower cavity 5 in a penetrating manner, the bottom end of the reaction cavity 4 is connected with a discharge tube 16 in a penetrating manner, the bottom end of the discharge tube 16 penetrates through the bottom wall of the kettle body 1 and is sleeved with a sealing cover 17, a stirring shaft 7 is arranged in the middle of the inner cavity of the reaction cavity 4, the stirring shaft 7 is a hollow, the stirring shaft 7 is connected with the upper chamber 3 through a through hole 9, the stirring shaft 7 is respectively connected with the kettle body 1 and the two partition plates 2 in a rotating manner, a plurality of stirring blades 71 are uniformly arranged on the stirring shaft 7, the stirring motor 8 is fixedly arranged on the kettle body 1, one side end of the upper chamber 3 is connected with the second connecting pipe 101 in a through manner, one end, far away from the upper chamber 3, of the second connecting pipe 101 is connected with the heating box 11 in a through manner, the second connecting pipe 101 is provided with the circulating pump 12, the heating box 11 is fixedly arranged on the kettle body 1, the bottom end of the heating box 11 is connected with the first connecting pipe 10 in a through manner, one end, far away from the heating box 11, of the first connecting pipe 10 is connected with the lower chamber 5 in a through manner, oil in the lower chamber 5 is injected into the heating box 11 through the first connecting pipe 10 by starting the circulating pump 12, the oil temperature is, then high-temperature oil respectively flows into the stirring shaft 7 and the heat exchange tube 6, raw materials in the reaction chamber 4 are simultaneously heated through the stirring shaft 7 and the heat exchange tube 6, and the cooled oil is injected into the lower chamber 5 and continuously participates in the circulation, so that the reaction chamber 4 is continuously heated by the oil, and the heating continuity is ensured; meanwhile, in the whole heating process, a plurality of heat exchange tubes 6 are matched with a stirring shaft 7 for multi-point heating, so that the uniformity of material heating is ensured, and the heating quality of the material is ensured; meanwhile, the stirring motor 8 is matched with the stirring shaft 7 to drive the stirring blade 71 to rotate at a high speed, so that the stirring blade 71 is used for stirring materials in the reaction chamber 4, the uniformity of the heated materials can be further promoted, and the uniformity of the heated materials can be further improved.

One side end of the lower chamber 5 is in through connection with a replacing pipe 14, a sealing plug 15 is arranged on the replacing pipe 14, and oil in the lower chamber 5 can be directly replaced through the replacing pipe 14, so that the heating quality of the oil is guaranteed.

Example 2

Referring to fig. 3, the difference from example 1 is: the side wall of the inner cavity of the heating box 11 is uniformly provided with a plurality of electric heating rods 111, the middle part of the heating box 11 is provided with a flow limiting plate 112, the flow limiting plate 112 is of a disc-shaped structure, the axis of the flow limiting plate 112 coincides with the axis of the heating box 11, the outer circular surface of the flow limiting plate 112 is uniformly provided with a plurality of fixing rods 113, one ends of the fixing rods 113 far away from the flow limiting plate 112 are fixedly connected to the wall of the inner cavity of the heating box 11, impact the flow limiting plate 112 from the first connecting pipe 10, flow back at the edge of the heating box 11, and are matched with the electric heating rods 111 for heating, so that the.

Working principle of examples 1-2: by starting the circulating pump 12, oil in the lower chamber 5 is injected into the heating box 11 through the first connecting pipe 10, the oil temperature is improved by heating of the heating box 11, high-temperature oil is injected into the upper chamber 3 through the second connecting pipe 101, then the high-temperature oil flows into the stirring shaft 7 and the heat exchange pipe 6 respectively, raw materials in the reaction chamber 4 are heated simultaneously through the stirring shaft 7 and the heat exchange pipe 6, and the cooled oil is injected into the lower chamber 5 and continuously participates in the circulation, so that the reaction chamber 4 is continuously heated by the oil, and the heating continuity is ensured; meanwhile, in the whole heating process, a plurality of heat exchange tubes 6 are matched with a stirring shaft 7 for multi-point heating, so that the uniformity of material heating is ensured, and the heating quality of the material is ensured; meanwhile, the stirring motor 8 is matched with the stirring shaft 7 to drive the stirring blade 71 to rotate at a high speed, so that the stirring blade 71 is used for stirring materials in the reaction chamber 4, the uniformity of the heated materials can be further promoted, and the uniformity of the heated materials can be further improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high temperature reaction cauldron with evenly receive heat function, includes the cauldron body (1), its characterized in that, the cauldron body (1) is the cylinder type structure, and the even a plurality of landing legs (13) that are equipped with in bottom of the cauldron body (1), the inner chamber longitudinal symmetry of the cauldron body (1) are equipped with division board (2), division board (2) separate into upper chamber (3), reaction chamber (4) and lower chamber (5) in proper order to the inner chamber top-down of the cauldron body (1), the edge of reaction chamber (4) is even is equipped with a plurality of hot exchange pipe (6), the upper and lower end of hot exchange pipe (6) link up respectively and connect upper chamber (3) and lower chamber (5), the bottom link up of reaction chamber (4) connects discharging pipe (16), the bottom of discharging pipe (16) runs through the diapire of the cauldron body (1) and the cover is equipped with sealed lid (17), the inner chamber middle part of reaction chamber (4) is, (mixing) shaft (7) are the hollow shaft, cavity (5) under the bottom through connection of (mixing) shaft (7), and cavity (3) and rotation connection are gone up in the top of (mixing) shaft (7) run through on agitator motor (8), and cavity (3) are connected in through-hole (9) through the link up in (mixing) shaft (7), and (mixing) shaft (7) rotate respectively and connect on the cauldron body (1) and two division boards (2), go up a side end through connection second connecting pipe (101) of cavity (3), the one end through connection heating cabinet (11) of last cavity (3) are kept away from in second connecting pipe (101), install circulating pump (12) on second connecting pipe (101), the bottom through connection first connecting pipe (10) of heating cabinet (11), cavity (5) under the one end through connection of heating cabinet (11) is kept away from in first connecting pipe (10).

2. A high-temperature reaction kettle with uniform heating function according to claim 1, characterized in that a plurality of stirring blades (71) are uniformly arranged on the stirring shaft (7).

3. A high-temperature reaction kettle with uniform heating function according to claim 1, characterized in that the stirring motor (8) is fixedly arranged on the kettle body (1).

4. A high-temperature reaction kettle with uniform heating function according to claim 1, characterized in that the heating box (11) is fixedly arranged on the kettle body (1).

5. A high-temperature reaction kettle with uniform heating function according to claim 1, characterized in that one side end of the lower chamber (5) is connected with a replacing pipe (14) in a penetrating way, and a sealing plug (15) is arranged on the replacing pipe (14).

6. The high temperature reaction kettle with the function of uniform heating according to any one of claims 1 to 5, characterized in that a plurality of electric heating rods (111) are uniformly arranged on the side wall of the inner cavity of the heating box (11), a current limiting plate (112) is arranged in the middle of the heating box (11), a plurality of fixing rods (113) are uniformly arranged on the outer circumferential surface of the current limiting plate (112), and one ends of the fixing rods (113) far away from the current limiting plate (112) are fixedly connected to the inner cavity wall of the heating box (11).

7. A autoclave having a uniform heating function according to claim 6, wherein the restrictor plate (112) is a disc-shaped structure, and the axis of the restrictor plate (112) coincides with the axis of the heating chamber (11).