CN113509048A - Constant-temperature pot and manufacturing method thereof - Google Patents
Constant-temperature pot and manufacturing method thereof Download PDFInfo
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- CN113509048A CN113509048A CN202110931640.4A CN202110931640A CN113509048A CN 113509048 A CN113509048 A CN 113509048A CN 202110931640 A CN202110931640 A CN 202110931640A CN 113509048 A CN113509048 A CN 113509048A
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- plate
- pot body
- pot
- middle plate
- outer plate
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
A constant-temperature pot and a manufacturing method thereof comprise a pot body, wherein the pot body is respectively provided with a stainless steel inner plate, a middle plate and an outer plate compounded outside the middle plate from inside to outside, the outer plate is further provided with a plurality of bulges, the bulges and the middle plate form a channel network, heat-conducting liquid is arranged in the channel network, and a position on the outer plate, which is not provided with the channel network, forms a depression. When the electric cooker is used, the constant-temperature inner container of the electric cooker can be used as the inner container in the prior art, the invention also relates to a pan and a stockpot which are made of the same structural materials, and the using method is common to the existing pan and stockpot, and is not repeated.
Description
Technical Field
The invention relates to an improvement of a cooker.
Background
Electric cookers are also known as electric heating rice cookers or electric rice cookers. This is an easy-to-use cooking tool that uses electrical energy to convert it into internal energy.
It is clean and sanitary, has the capability of steaming, boiling and cooking porridge, and becomes a daily household appliance.
The invention of the rice cooker reduces the time for many households to cook rice, the main cooking raw material of rice cooking and porridge is usually rice.
With the increase of living standard, the demand of food is also increased.
The inner container of the electric cooker in the prior art has the defects of fast heat conduction and poor heat preservation because the inner container is made of metal materials.
For cooking porridge, because the porridge cooking time is long, the heat preservation performance of the electric cooker is also very important, and the electric cooker with poor heat preservation needs to be heated by continuously starting the electric heating device in the heat preservation stage, so that a great amount of energy is consumed, and the power consumption is increased.
Disclosure of Invention
The invention provides a thermostatic pot with good heat preservation performance and a manufacturing method thereof, aiming at overcoming the defects of poor heat preservation performance and high power consumption of the existing electric cooker heat preservation liner.
The technical scheme for solving the technical problem is as follows: the utility model provides a constant temperature pan, includes a pot body, the pot body is by interior to outer stainless steel inner panel, medium plate and compound planking outside the medium plate respectively, still be equipped with a plurality of blooms on the planking, it forms the passageway network with the medium plate to bulge, be equipped with heat-conducting liquid in the passageway network, the position that is not equipped with the passageway network on the planking forms sunkenly.
A kind of pot body, the pot body is a thermal insulation inner container used in an electric cooker.
In another type of the pot body, the pot body is a soup pot.
And the other pot body is selected from a pan.
In one pattern option, the concave shape is a square with rounded corners.
The concave shape is hexagonal and is positioned on the edge of the soup pot.
Another pattern of position selection, the depressions are hexagonal in shape and are located on the pan bottom of the pan.
The invention also comprises a manufacturing method of the constant-temperature pot,
the method comprises the following steps:
a. roughening the inner contact surfaces of the aluminum middle plate and the aluminum outer plate;
b. forming a graphite line on the surface of one of the middle plate roughened surface and the outer plate roughened surface by using a graphite printing method, and reserving a process line made by using the graphite printing method on the upper edge extension;
c. attaching the inner plate made of stainless steel and one surface of the middle plate with the printed graphite circuit to the roughened surface of the outer plate, and aligning three edges of the inner plate and the middle plate with each other;
d. placing the inner plate, the middle plate and the outer plate after being attached into a heating furnace for heating, and forming a three-layer composite plate after hot rolling;
e. placing the three-layer composite board on a die to perform stamping and stretching to form a pot body;
f. forming a process hole by punching a counter bore at the process line on the upper side of the pot body;
g. placing the pot body on a forming die, and then inflating air at the technical hole of the pot body to enable the graphite line to expand along the outer plate to form the pot body with a completely flat middle plate and an externally bulged channel network on the outer plate;
H. cutting off waste materials with process holes on the upper ring edge of the pot body;
I. connecting an aluminum liquid injection process pipe on the process line, and filling heat-conducting liquid in the graphite line;
J. cutting off the aluminum liquid injection process pipe at the flash and the raised edge at the flash, and welding to prevent the heat-conducting liquid from leaking;
and step K is also included after the step J, and the step K is also included after the step J, the exposed surface of the pot body is cleaned, and the flash and the burr are removed.
A simplified selection of steps, said steps d and e combining to: and putting the inner plate, the middle plate and the outer plate after being attached into a die, punching and stretching to form a pot body.
When the electric cooker is used, the constant-temperature inner container of the electric cooker can be used as the inner container in the prior art, the invention also relates to a pan and a stockpot which are made of the same structural materials, and the using method is common to the existing pan and stockpot, and is not repeated.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The thermostatic pot adopts the channel network with the heat conducting liquid stored in the channel network, can store heat in the heating process and radiate the heat in the heat preservation stage, thereby increasing the heat preservation performance and reducing the power consumption in the heat preservation stage. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Drawings
FIG. 1 is a schematic view of the thermal insulation liner of the present invention.
FIG. 2 is a schematic view of the thermal insulation liner of the present invention.
FIG. 3 is a schematic cross-sectional view of the thermal insulation liner of the present invention.
Fig. 4 is an enlarged schematic view at a in fig. 3.
FIG. 5 is a schematic diagram of the heat-insulating inner container after three layers of the stainless steel inner plate, the middle plate and the outer plate are separated.
Fig. 6 is a schematic view of the stockpot of the present invention.
Figure 7 is a schematic view of the pan of the present invention.
Figure 8 is a schematic view of the back of the pan of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Example 1
With reference to the accompanying drawings 1 to 5, a thermostatic pot comprises a pot body serving as a heat-insulating inner container, wherein the heat-insulating inner container comprises a stainless steel inner plate 1, a middle plate 2 and an outer plate 3 compounded outside the middle plate 2 from inside to outside, the outer plate 3 is further provided with a plurality of bulges, the bulges and the middle plate 2 form a channel network 4, heat-conducting liquid is arranged in the channel network 4, and a position on the outer plate 3, which is not provided with the channel network 4, forms a recess 5.
The pot body is selected as a heat-preservation liner.
The middle plate and the outer plate are made of aluminum.
Alternatively, the middle plate 2 has a greater thickness than the outer plate 3.
In one embodiment, the plurality of protuberances are criss-crossed to form a grid.
The shape of the recess 5 is that the recess 5 is square with rounded corners.
The grid is selected and divided into a peripheral uniform part 6 and a bottom gradual change part 7, wherein the gradual change part 7 of the bottom is more concave 5 on the periphery.
In order to facilitate heating of the bottom, the centermost bottom surface 8 of the inner container has no bulge.
When the heat-preservation inner container is used, the heat-preservation inner container can be used as the inner container in the prior art, the pan and the stock pot which are made of the same structural materials are adopted, the using method is similar to that of the existing pan and stock pot, and the detailed description is omitted.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The thermostatic pot adopts the channel network with the heat conducting liquid stored in the channel network, can store heat in the heating process and radiate the heat in the heat preservation stage, thereby increasing the heat preservation performance and reducing the power consumption in the heat preservation stage. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Example 2
Combine figure 6, a constant temperature pan, includes a pot body, the pot body is stainless steel inner panel, medium plate and compound planking outside the medium plate by interior to outer respectively, still be equipped with a plurality of blooms on the planking, it forms the passageway network with the medium plate to bulge, be equipped with heat-conducting liquid in the passageway network, the position that is not equipped with the passageway network on the planking forms sunkenly.
The pot body is a soup pot.
In the position selection of the pattern, the depressions 5 are hexagonal in shape and are located on the pot edge 9 of the soup pot.
The using method is the same as that of the existing stockpot, and is not repeated herein.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The thermostatic pot adopts the channel network with the heat conducting liquid stored in the channel network, can store heat in the heating process and radiate the heat in the heat preservation stage, thereby increasing the heat preservation performance and reducing the power consumption in the heat preservation stage. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Example 3
Combine fig. 7 and 8, a constant temperature pan, includes a pot body, the pot body is stainless steel inner panel, medium plate and compound planking outside the medium plate from interior to exterior respectively, still be equipped with a plurality of blooms on the planking, it forms the passageway network with the medium plate to bulge, be equipped with heat-conducting liquid in the passageway network, the position that is not equipped with the passageway network on the planking forms sunkenly.
The pot body is a pan.
Alternatively to the position of the pattern, the recesses 5 are hexagonal in shape and are located on the pan bottom 10 of the pan.
The using method is the same as that of the prior pan, and the description is omitted.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The thermostatic pot adopts the channel network with the heat conducting liquid stored in the channel network, can store heat in the heating process and radiate the heat in the heat preservation stage, thereby increasing the heat preservation performance and reducing the power consumption in the heat preservation stage. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Example 4
With reference to fig. 2 and 5, a method for manufacturing a thermostatic pot,
the method comprises the following steps:
a. roughening the inner contact surfaces of the aluminum middle plate 2 and the aluminum outer plate 3;
b. forming a graphite line on the surface of one of the roughened surface of the middle plate 2 and the roughened surface of the outer plate 3 by using a graphite printing method, and reserving a process line 11 made by using the graphite printing method on the upper extending edge;
c. attaching the inner plate made of stainless steel and one surface of the middle plate 2 with the printed graphite circuit to the roughened surface of the outer plate 3, and aligning three edges of the inner plate and the middle plate;
d. the inner plate 1, the middle plate 2 and the outer plate 3 which are jointed are placed into a heating furnace for heating, the heating temperature of the heating furnace is 450 DEG and 500 DEG, and a three-layer composite plate is formed after hot rolling processing;
e. placing the three-layer composite board on a die to perform stamping and stretching to form a pot body;
f. forming a process hole by punching a counter bore at the process line on the upper side of the pot body;
g. placing the pot body on a forming die, and then inflating air at the technical hole of the pot body to enable the graphite line to expand along the outer plate 3 to form the pot body with the middle plate 2 completely flat and the channel network 4 on the outer plate 3 bulging outwards;
H. cutting off waste materials 11 with process holes on the upper ring edge of the pot body;
I. connecting an aluminum liquid injection process pipe on the process line, and filling heat-conducting liquid in the graphite line;
J. cutting off the aluminum liquid injection process pipe at the flash and the raised edge at the flash, and welding to prevent the heat-conducting liquid from leaking;
and K, cleaning the exposed surface of the pot body, and removing the flash and the burrs.
When the thermostatic pot is used, the thermostatic pot can be used as the pot in the prior art, and the details are not repeated.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The pot body adopts the channel network with the heat conducting liquid stored in the pot body, so that heat can be stored in the heating process and dissipated in the heat preservation stage, the heat preservation performance is improved, and the power consumption in the heat preservation stage is reduced. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Example 5
With reference to fig. 2 and 5, a method for manufacturing a thermostatic pot,
the method comprises the following steps:
a. roughening the inner contact surfaces of the aluminum middle plate 2 and the aluminum outer plate 3;
b. forming a graphite line on the surface of one of the roughened surface of the middle plate 2 and the roughened surface of the outer plate 3 by using a graphite printing method, and reserving a process line 10 made by using the graphite printing method on the upper extending edge;
c. attaching the inner plate made of stainless steel and one surface of the middle plate 2 with the printed graphite circuit to the roughened surface of the outer plate 3, and aligning three edges of the inner plate and the middle plate;
d. placing the attached inner plate, middle plate 2 and outer plate 3 on a die to be punched and stretched to form a pot body;
f. forming a process hole by punching a counter bore at the process line on the upper side of the pot body;
g. placing the pot body on a forming die, and then inflating air at the technical hole of the pot body to enable the graphite line to expand along the outer plate 3 to form the pot body with the middle plate 2 completely flat and the channel network 4 on the outer plate 3 bulging outwards;
H. cutting off waste materials 11 with process holes on the upper ring edge of the pot body;
I. connecting an aluminum liquid injection process pipe on the process line, and filling heat-conducting liquid in the graphite line;
J. cutting off the aluminum liquid injection process pipe at the flash and the raised edge at the flash, and welding to prevent the heat-conducting liquid from leaking;
a simplified selection of steps is that the inner plate, the middle plate 2 and the outer plate 3 after being attached are placed on a die to be punched and stretched to form a pot body.
When the thermostatic pot is used, the thermostatic pot can be used as the pot in the prior art, and the details are not repeated.
The invention has the beneficial effects that: 1. the double-layer heat bag with the cavity and the bulge structure has double heat storage and greatly improved heat preservation. 2. The pot body adopts the channel network with the heat conducting liquid stored in the pot body, so that heat can be stored in the heating process and dissipated in the heat preservation stage, the heat preservation performance is improved, and the power consumption in the heat preservation stage is reduced. 3. The stainless steel inner plate of the innermost layer has very good structural strength and corrosion resistance, and is very convenient to clean.
Claims (10)
1. A constant temperature pan, its characterized in that: the pot comprises a pot body, wherein the pot body is composed of a stainless steel inner plate, a middle plate and an outer plate compounded outside the middle plate from inside to outside, a plurality of bulges are further arranged on the outer plate, the bulges and the middle plate form a channel network, heat-conducting liquid is arranged in the channel network, and a recess is formed in the position, not provided with the channel network, on the outer plate.
2. The thermostatic pot of claim 1, wherein: the pot body is a heat-preservation inner container.
3. The thermostatic pot of claim 1, wherein: the pot body is a soup pot.
4. The thermostatic pot of claim 1, wherein: the pot body is a pan.
5. The thermostatic pot of claim 2, wherein: the concave shape is a square with four rounded corners.
6. A thermostatic pot as claimed in claim 3, characterized in that: the concave shape is hexagonal and is positioned on the edge of the soup pot.
7. The thermostatic pot of claim 4, wherein: the concave shape is hexagonal and is positioned on the pan bottom of the pan.
8. The manufacturing method of the pot body according to claim 1, wherein:
the method comprises the following steps:
a. roughening the inner contact surfaces of the aluminum middle plate and the aluminum outer plate;
b. forming a graphite line on the surface of one of the middle plate roughened surface and the outer plate roughened surface by using a graphite printing method, and reserving a process line made by using the graphite printing method on the upper edge extension;
c. attaching the inner plate made of stainless steel and one surface of the middle plate with the printed graphite circuit to the roughened surface of the outer plate, and aligning three edges of the inner plate and the middle plate with each other;
d. placing the inner plate, the middle plate and the outer plate after being attached into a heating furnace for heating, and forming a three-layer composite plate after hot rolling;
e. placing the three-layer composite board on a die to perform stamping and stretching to form a pot body;
f. forming a process hole by punching a counter bore at the process line on the upper side of the pot body;
g. placing the pot body on a forming die, and then inflating air at the technical hole of the inner container of the electric cooker to ensure that the graphite line expands along the outer plate to form the inner container of the electric cooker, wherein the middle plate is completely flat, and the channel on the outer plate is networked with an outer drum;
H. cutting off waste materials with process holes on the upper ring edge of the pot body;
I. connecting an aluminum liquid injection process pipe on the process line, and filling heat-conducting liquid in the graphite line;
J. and cutting off the aluminum liquid injection process pipe at the flash and the raised edge at the flash, and welding to prevent the heat conduction liquid from leaking.
9. The manufacturing method of the pot body according to claim 8, wherein: and step K is also included after the step J, the exposed surface of the pot body is cleaned, and the flash and the burr are removed.
10. The manufacturing method of the pot body according to claim 9, wherein: the steps d and e are combined as follows: and putting the inner plate, the middle plate and the outer plate after being attached into a die, punching and stretching to form a pot body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110931640.4A CN113509048A (en) | 2021-08-13 | 2021-08-13 | Constant-temperature pot and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110931640.4A CN113509048A (en) | 2021-08-13 | 2021-08-13 | Constant-temperature pot and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN113509048A true CN113509048A (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110931640.4A Pending CN113509048A (en) | 2021-08-13 | 2021-08-13 | Constant-temperature pot and manufacturing method thereof |
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| CN (1) | CN113509048A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024001527A1 (en) * | 2022-06-29 | 2024-01-04 | 九阳股份有限公司 | Cooking utensil and inner container thereof |
-
2021
- 2021-08-13 CN CN202110931640.4A patent/CN113509048A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024001527A1 (en) * | 2022-06-29 | 2024-01-04 | 九阳股份有限公司 | Cooking utensil and inner container thereof |
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