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CN-117356923-B - Sandwich pot with temperature partition and temperature control method thereof

CN117356923BCN 117356923 BCN117356923 BCN 117356923BCN-117356923-B

Abstract

The invention relates to a jacketed kettle with temperature partitions and a temperature control method thereof; the heat-conducting inner shell is welded and fixed at the bottom of the inner shell, the edge of the heat-conducting inner shell is fixed with the outer wall of the inner shell, a first auxiliary heat-conducting cavity is arranged between the heat-conducting inner shell and the inner shell, the heat-conducting oil is filled in the first auxiliary heat-conducting cavity, a first liquid inlet pipe and a first liquid outlet pipe are vertically welded and fixed on the heat-conducting inner shell, the first liquid inlet pipe and the first liquid outlet pipe are connected to a main heat exchanger through a first circulating pump, a second auxiliary heat-conducting cavity is arranged at the top end between the outer shell and the inner shell and is connected to the auxiliary heat exchanger, the bottom is mainly prevented from being overheated through the first auxiliary heat-conducting cavity in the heating process, meanwhile, the bottom can be preheated, and the second auxiliary heat-conducting cavity can prevent the edge of the interlayer pot from being sticky due to overhigh temperature.

Inventors

  • WU ZHENYU

Assignees

  • 新金城智能装备有限公司

Dates

Publication Date
20260505
Application Date
20231101

Claims (8)

  1. 1. A sandwich pot with temperature partition comprises an inner container and an outer shell, wherein the inner container is fixed in the outer shell, a heating cavity is arranged between the inner container and the outer shell, heat conducting oil is filled in the heating cavity and heated through a heating mechanism arranged at the bottom of the outer shell, the bottom of the inner container is fixedly welded with a heat conducting inner shell, the edge of the heat conducting inner shell is fixed with the outer wall of the inner container, a first auxiliary heat conducting cavity is arranged between the heat conducting inner shell and the inner container, the heat conducting oil is filled in the first auxiliary heat conducting cavity, a first liquid inlet pipe and a first liquid outlet pipe are vertically welded and fixed on the heat conducting inner shell, the first liquid inlet pipe and the first liquid outlet pipe penetrate through the outer shell and are in sealing fixation with the outer shell, the first liquid inlet pipe and the first liquid outlet pipe are connected to a main heat exchanger through a first circulating pump, the main heat exchanger is heated through a heat exchange adjusting heating cavity temperature, a bulge loop of a gradually expanding structure is arranged at the top opening position of the outer shell, a sealing ring is arranged between the top end of the bulge loop and the outer wall of the inner container, a step face is arranged between the bulge loop and the top end of the outer shell, a first auxiliary heat conducting cavity is connected with the second liquid inlet pipe through a step face, a first auxiliary heat conducting ring is arranged on the step face, the step face is in a transition face, the sealing ring is connected with the second auxiliary heat conducting pipe through the second heat exchange pipe, and the second auxiliary heat exchange pipe is connected with the second heat exchange pipe through the first auxiliary heat pipe, and the second heat pipe through the sealing ring, and the second heat pipe is connected with the second heat pipe through the first heat pipe.
  2. 2. The jacketed kettle with temperature partitions as set forth in claim 1, wherein the inner heat conducting shell has several annular connecting lugs with welding openings and welded to the outer wall of the inner container.
  3. 3. The jacketed kettle with temperature partitions according to claim 1, wherein the step surface is of an arc-shaped structure, the partition ring is of a hollow tubular structure, the partition ring is filled with heat insulation materials, the sealing ring is provided with an annular extrusion bulge, and the partition ring is pressed onto the step surface under the extrusion of the extrusion bulge.
  4. 4. The jacketed kettle with temperature partitions according to claim 1, wherein a plurality of buffer connection ribs are arranged on the edge annular array of the heat-conducting inner shell, the buffer connection ribs are made of stainless steel plates, one section of the buffer connection ribs is welded and fixed on the surface of the heat-conducting inner shell, and the other section of the buffer connection ribs is welded and fixed on the outer wall of the inner container.
  5. 5. The jacketed kettle with temperature partitions as set forth in claim 1, wherein a connecting seat is provided at the bottom of the casing, and a heating mechanism is fixed in the connecting seat and is an electrothermal heater.
  6. 6. The jacketed kettle with temperature division function according to claim 1, wherein a main connector and an auxiliary connector are welded and fixed on the shell, two groups of main transfer pipes are fixed on the main connector, the first liquid inlet pipe and the first liquid outlet pipe are connected to the main transfer pipes through spring pipes, the first liquid inlet pipe and the first liquid outlet pipe are transferred to the main heat exchanger through the main transfer pipes, two groups of auxiliary transfer pipes are fixed on the auxiliary connector, the second liquid inlet pipe and the second liquid outlet pipe are connected to the auxiliary transfer pipes through spring pipes, and the second liquid inlet pipe and the second liquid outlet pipe are transferred to the auxiliary heat exchanger through the auxiliary transfer pipes.
  7. 7. A jacketed kettle with temperature zones as set forth in claim 1, further comprising an auxiliary heat exchange system comprising a buffer oil storage tank, wherein the primary heat exchanger is disposed in an upper half of the buffer oil storage tank, wherein the secondary heat exchanger is disposed in a lower half of the buffer oil storage tank, and wherein the upper half of the buffer oil storage tank is further disposed with an auxiliary heat exchanger connected to an external heat exchange source via an auxiliary circulation line.
  8. 8. A temperature control method of a jacketed kettle according to claim 7, comprising a heating start step of heating conduction oil in a heating cavity by a heating mechanism, and simultaneously starting a first circulating pump, setting the first circulating pump to be in a high-speed mode, and rapidly heating the jacketed kettle by an auxiliary heating mechanism by circulating the conduction oil at a relatively higher temperature than the current temperature of the jacketed kettle in a buffer oil storage box, and further comprising a heating step of further heating the conduction oil by the heating mechanism, setting the first circulating pump to be in a low-speed mode, circulating the conduction oil in a first auxiliary heat conduction cavity, reducing the temperature of the bottom of the liner close to the heating mechanism by circulating the conduction oil at a relatively lower temperature than the current temperature of the jacketed kettle, preventing the kettle from being burned, and a kettle outlet step of setting the auxiliary heat exchanger to be in the bottom of the buffer oil storage box, and reducing the temperature of the top end wall of the liner by heat exchange by a second circulating pump, preventing the food material from being evaporated when the food material is poured out, and further cooling the top of the liner by adhering to the surface of the buffer oil storage box, and further comprising a step of cooling the liner by heat insulation, and a heat insulation layer, and a heat insulation step of cooling the liner is further realized by the auxiliary heat insulation box, and a heat insulation box.

Description

Sandwich pot with temperature partition and temperature control method thereof Technical Field The invention relates to a jacketed kettle with temperature partitions and a temperature control method thereof, belonging to the field of kitchen equipment. Background The electric heater is positioned at the bottom of the jacketed kettle, and the heat conduction oil is mainly subjected to convective heat exchange through temperature difference and density change, so that the conditions of uneven temperature of the bottom and the side wall of the jacketed kettle are easy to occur, the condition of burning and the like is easy to occur, and when the jacketed kettle is poured out of food materials, the edge of the jacketed kettle is not in direct contact with the food, and mainly depends on heat exchange with an air partition wall, so that the temperature is higher, and after pouring, the food adhered to the interlayer is easy to be dehydrated and adhered to the wall surface of the jacketed kettle due to high temperature, and the secondary use is easy to be influenced by the layer for a long time. Disclosure of Invention The invention aims to solve the technical problems in the prior art and provide a jacketed kettle with temperature partitions and a temperature control method thereof. The technical scheme adopted for solving the technical problems is as follows: A sandwich pot with temperature partitions comprises an inner container and an outer shell, wherein the inner container is fixed in the outer shell, a heating cavity is formed between the inner container and the outer shell, heat conducting oil is filled in the heating cavity and heated through a heating mechanism arranged at the bottom of the outer shell, a heat conducting inner shell is fixedly welded at the bottom of the inner container, the edge of the heat conducting inner shell is fixed with the outer wall of the inner container, a first auxiliary heat conducting cavity is arranged between the heat conducting inner shell and the inner container, the heat conducting oil is filled in the first auxiliary heat conducting cavity, a first liquid inlet pipe and a first liquid outlet pipe are vertically and fixedly welded on the heat conducting inner shell, the first liquid inlet pipe and the first liquid outlet pipe penetrate through the outer shell and are fixedly sealed with the outer shell, the first liquid inlet pipe and the first liquid outlet pipe are connected to a main heat exchanger through a first circulating pump, the main heat exchanger is used for adjusting the temperature of the heating cavity through heat exchange, a bulge loop of a gradually expanding structure is arranged at the top opening position of the outer shell, a sealing loop is arranged between the top end of the bulge loop and the outer wall of the inner container, a step surface is in transition mode between the bulge loop and the top end of the outer shell, a step surface is inlaid, a first liquid inlet pipe and a second auxiliary heat conducting pipe is fixedly connected to the second auxiliary heat exchange pipe through the first circulating pump and the second liquid inlet pipe. As a further improvement of the invention, a plurality of connecting bulges protruding towards the inner container are arranged on the annular array on the heat-conducting inner shell, welding openings are processed on the connecting bulges, and the connecting bulges are welded and fixed with the outer wall of the inner container through the welding openings. As a further improvement of the invention, the step surface is of an arc-shaped structure, the partition ring is of a hollow tubular structure, the partition ring is filled with heat insulation materials, an annular extrusion bulge is arranged on the closed ring, and the partition ring is pressed onto the step surface under the extrusion of the extrusion bulge. As a further improvement of the invention, a plurality of buffer connection ribs are arranged on the edge annular array of the heat-conducting inner shell, the buffer connection ribs are made of stainless steel sheets, one section of the buffer connection ribs is welded and fixed on the surface of the heat-conducting inner shell, and the other section of the buffer connection ribs is welded and fixed on the outer wall of the inner container. As a further improvement of the invention, the bottom of the shell is provided with a connecting seat, and a heating mechanism is fixed in the connecting seat and is an electric heater. As a further improvement of the invention, a main connector and an auxiliary connector are welded and fixed on the shell, two groups of main transfer pipes are fixed on the main connector, the first liquid inlet pipe and the first liquid outlet pipe are connected to the main transfer pipes through spring pipes, the first liquid inlet pipe and the first liquid outlet pipe are transferred to the main heat exchanger through the main transfer pipes, two groups of auxiliary