CN206507765U - Interior pot - Google Patents
Interior pot Download PDFInfo
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- CN206507765U CN206507765U CN201621344624.6U CN201621344624U CN206507765U CN 206507765 U CN206507765 U CN 206507765U CN 201621344624 U CN201621344624 U CN 201621344624U CN 206507765 U CN206507765 U CN 206507765U
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- wall
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- layer pot
- outer layer
- pot wall
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Abstract
The utility model provides a kind of interior pot, for cooking apparatus, it includes bottom wall and the side wall upwardly extended from the bottom wall, the bottom wall and the side wall include outer layer pot wall and internal layer pot wall, it is formed between the outer layer pot wall and the internal layer pot wall in closed cavity, the closed cavity and is provided with the heat transfer medium that can be conducted heat；Wherein, perforate is provided with the outer layer pot wall or the internal layer pot wall, the pressure release weld seam of the outer layer pot wall and the internal layer pot wall is connected in the edge formation of the perforate so that pressure release weld seam rupture when being deformed under the pressure in the closed cavity of the outer layer pot wall and/or the internal layer pot wall.The relatively strong part of deformation tendency according to interior pot of the present utility model in internal layer pot wall and/or outer layer pot wall is provided with pressure release weld seam, when the pressure in closed cavity is excessive, in the rupture of pressure release commissure so that high pressure is effectively discharged, it is to avoid the danger of interior pot explosion.
Description
Technical field
The utility model generally relates to cooking apparatus field, and relates more specifically to pot in one kind.
Background technology
The interior pot that some current electric cookers are used is jacketed pan courage.Usually, jacketed pan courage is in connection by inside and outside pot wall
Place is welded, and forms the cavity of closing between outer pot wall inside.Special heat transfer medium is filled with cavity.Heat transfer medium
Phase transformation can be produced when heated, quick conductive and the effect of samming is reached.When such interior pot runs into abnormal heating, heat transfer is situated between
Matter is heated to gasify and expand rapidly, the pressure in cavity is raised rapidly, in not efficient safety valve or safe defective valve
In the case of, the pressure in cavity can not effectively be discharged, and has the risk for causing interior pot explosion, there is serious potential safety hazard.
Accordingly, it would be desirable to a kind of interior pot with explosion-proof function, to solve the above problems at least in part.
Utility model content
A series of concept of reduced forms is introduced in utility model content part, this will be in embodiment part
It is middle to be further described.Utility model content part of the present utility model is not meant to attempt to limit claimed
Technical scheme key feature and essential features, the guarantor for attempting to determine technical scheme claimed is not meant that more
Protect scope.
To solve the above problems at least in part, the utility model provides a kind of interior pot, and for cooking apparatus, it includes bottom
Wall and the side wall upwardly extended from the bottom wall, the bottom wall and the side wall include outer layer pot wall and internal layer pot wall, described
Heat transfer Jie that is provided with and can conduct heat in closed cavity, the closed cavity is formed between outer layer pot wall and the internal layer pot wall
Matter；
Wherein, perforate is provided with the outer layer pot wall or the internal layer pot wall, connected in the edge formation of the perforate
Connect the pressure release weld seam of the outer layer pot wall and the internal layer pot wall so that the outer layer pot wall and/or the internal layer pot wall are in institute
State pressure release weld seam rupture when being deformed under the pressure in closed cavity.
It is provided with and is let out in the relatively strong part of deformation tendency of internal layer pot wall and/or outer layer pot wall according to interior pot of the present utility model
Pressure welding is stitched, when the pressure in closed cavity is excessive, in the rupture of pressure release commissure so that high pressure is effectively discharged, it is to avoid
The danger of interior pot explosion.
Alternatively, the side wall of the interior pot is the outstanding smooth surface in middle part.
According to this scheme, side wall and bottom wall can be integrally formed, and conveniently be manufactured, and be conducive to optimizing the biography of interior pot
Hot property.
Alternatively, the heat transfer medium can pass through phase-change heat transfer.
According to this scheme, heat transfer medium produces convection current by phase transformation and conducted heat, it is possible to achieve flash heat transfer and samming
Effect.
Alternatively, the perforate is arranged on the bottom of the outer layer pot wall.
When pressure is excessive in closing space, the deformation of bottom amplitude of internal layer pot wall is maximum, therefore pressure release weld seam is set
Here.
Alternatively, the diameter range of the perforate is 1mm~50mm.
According to this scheme, the size of the suitable pressure release weld seam perforate of different choice according to the strength of materials of pot in constituting.
Alternatively, the diameter range of the perforate is 1mm~30mm.
According to this scheme, the big of suitable pressure release weld seam perforate is selected according to the complexity achieved by production technology
It is small, conveniently manufacture.
Alternatively, the welding manner of the pressure release weld seam is Laser Welding, argon arc welding or butt-joint.
According to this scheme, suitable welding manner is selected to cause the weld strength of pressure release weld seam to meet used in everyday
Intensity needs, and rupture carries out pressure release when pressure that again can be in closed cavity is excessive.
Alternatively, the interior pot is provided with safety valve.
According to this scheme, preferentially pressure release is carried out when the pressure that safety valve can be in closed cavity is excessive, it is to avoid interior pot becomes
Shape, interior pot can be refilled after heat transfer medium and is continuing with；Worked again by pressure release weld seam when safe defective valve.
Brief description of the drawings
The drawings below of the utility model embodiment is used to understand this practicality in this as a part of the present utility model
It is new.Shown in the drawings of embodiment of the present utility model and its description, for explaining principle of the present utility model.In accompanying drawing
In,
Fig. 1 is a kind of structural representation of the interior pot of preferred embodiment shown in the utility model；
Fig. 2 is the partial enlarged drawing in B portions in Fig. 1；And
Fig. 3 is the pressure release principle schematic of the interior pot shown in Fig. 1.
Embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage the utility model to provide
Solution.It will be apparent, however, to one skilled in the art that the utility model embodiment can be without one or many
These individual details and be carried out.In other examples, in order to avoid obscuring with the utility model embodiment, for
Some technical characteristics well known in the art are not described.
In order to thoroughly understand the utility model embodiment, detailed structure will be proposed in following description.Obviously, originally
The execution of utility model embodiment is not limited to the specific details that those skilled in the art is familiar with.
The utility model provides a kind of interior pot, with the function of preventing from bursting when meeting with abnormal heating.According to this practicality
New interior pot is used to hold food to be heated, goes for electric cooker, electric pressure cooking saucepan or other cooking apparatus etc..
With reference to Fig. 1~Fig. 3 to being described in detail according to a kind of interior pot of preferred embodiment of the present utility model.
As shown in figure 1, interior pot 1 is close to hemispherical, including bottom wall 11 and side wall 12.Bottom wall 11 for circle, side wall 12 be from
The middle part that bottom wall 11 is upwardly extended slightly outstanding smooth surface.Pot 1 is internally formed including bottom wall 11 and side wall 12 are common
Hold the space of food.Smooth surface shape is formed in the junction of bottom wall 11 and side wall 12 seamlessly transits section 13, such
Structure allows bottom wall 11 and side wall 12 to be integrally formed, and facilitates processing and fabricating, and is conducive to optimizing the biography of interior pot 1 when cooking
Thermal effect.For production technology and the consideration of optimization heat transfer, the preferably interior pot of the utility model is hemispherical, it will be appreciated that interior
Pot can also be columned tubular construction or other suitable shapes.
Bottom wall 11 and side wall 12 include outer layer pot wall 20 and internal layer pot wall 30.Outer layer pot wall 20 and internal layer pot wall 30 are spaced
Predetermined distance is set, and by the mode such as welding is fixedly connected on one in the junction (as shown in A in Fig. 1) of pot mouthful outer
Rise, sealed closed cavity 40 is so formed between outer layer pot wall 20 and internal layer pot wall 30.Filled with pre- in closed cavity 40
Quantitative heat transfer medium 50, such as, the volume of heat transfer medium 50 can for the inner space volume of closed cavity 40 2%~
30%.Heat transfer medium 50 can carry out flash heat transfer by phase transformation.For example, its can by such as oxide, super oxygen compound and
The known inorganic substances of silicide etc. are constituted.
Specifically, in culinary art, interior pot 1 is received from outside heat, and outer layer pot wall 20 is initially heated and by heat
The heat transfer medium 50 contacted with outer layer pot wall 20 is passed to, the heat that heat transfer medium 50 receives the transmission of outer layer pot wall 20 produces phase
Become, and carry out convection current in closed cavity 40 under the action of heat.In convection process, heat transfer medium 50 transfers heat to interior
Layer pot wall 30, is raised the temperature of internal layer pot wall 30 and is heated with the food in internal pot 1.Due to the phase transformation of heat transfer medium 50 it
Mobility afterwards, additionally it is possible to realize heat convection between bottom wall 11 and side wall 12.Therefore, heat transfer medium 50 can be not only realized from outer
Layer pot wall 20 is to internal layer pot wall 30 again to the flash heat transfer between food, moreover it is possible to make heat between bottom wall 11 and side wall 12 to become
It is distributed in uniform mode so that even if adding in the certain point of the outer layer pot wall 20 of the internal pot 1 of outside heat or a certain set of regions
Heat, also can quickly realize the effect of overall samming, so that heating process when optimizing culinary art.
For convenience of producing, closed cavity is an entirety in the preferred embodiment shown in the utility model, it will be understood that
In actual applications, closed cavity can be divided into small closed cavity independent of each other as needed, and existed as needed
Different amounts of heat transfer medium is selectively packed into small closed cavity to better control over diabatic process to realize.
The presence of heat transfer medium 50 in closed cavity 40 optimizes the heat-transfer effect of interior pot 1, but there is also certain wind
Danger.When interior pot 1 is by abnormal heat, heat transfer medium 50 gasifies and expanded rapidly, and larger pressure is produced in closed cavity 40
Power, when pressure is more than the intensity for the material for constituting interior pot 1, interior pot 1 has the danger of explosion.To avoid this danger, in composition
Safety valve (not shown) can be provided with the outer layer pot wall 20 of side wall 11.When the pressure in closed cavity 40 increases to pre- level pressure
During force value, safety valve is automatically turned under stress, and closed cavity 40 is connected with external environment, so that in closed cavity 40
High pressure be released.It is appreciated that scheduled pressure value should be less than that the minimum pressure of the material damage of pot 1 in composition can be made
Value.
In addition, pressure release weld seam is additionally provided with pot 1 inside to avoid safe defective valve.Set in the bottom of outer layer pot wall 20
There is perforate 21.Preferably, perforate 21 is a diameter of D for the bottom medium position for being arranged on outer layer pot wall 20 circular hole, wherein D's
Scope is 1mm~50mm, it is contemplated that the complexity that processing technology is realized, further preferred D scope is 1mm~30mm.Outside
Layer pot wall 20 is soldered to the correspondence position of internal layer pot wall 30 in the edge of perforate 21.Weldering between perforate 21 and internal layer pot wall 30
Seam is pressure release weld seam.Pressure release weld seam can be formed by modes such as Laser Welding, argon arc welding or butt-joints so that the company of pressure release weld seam
Requirement used in everyday can be met by connecing intensity, while can be broken in the excessive and safe defective valve of the pressure in closed cavity 40 again
Split.
As shown in figure 3, when interior pot 1 is by abnormal heat, such as not noting causing for a long time during use by heat-flash
Source is heated, and the pressure in the presence of heat-flash source of the heat transfer medium 50 in closed cavity 40 becomes big.Pressure in closed cavity 40
During more than pressure predetermined value, safety valve, which is opened, carries out pressure release.Now, if safe defective valve, the pressure difference in closed cavity 40
Act on outer layer pot wall 20 and internal layer pot wall 30 so that outer layer pot wall 20 and internal layer pot wall 30 produce be approximately towards F and E side respectively
To deformation tendency.Inherently protruded due to outer layer pot wall 20 to F directions, in the presence of material tension, outer layer pot wall
20 towards F directions deformation allowance very little, therefore obvious deformation will not be produced.Relative, internal layer pot wall 30 is produced towards E side
To deformation tendency, the protrusion direction of E directions and internal layer pot wall 30 is on the contrary, when the pressure in closed cavity 40 is excessive, internal layer
Pot wall 30 easily produces the deformation as shown in dotted portion in Fig. 3.Now due to deformation, the bottom of internal layer pot wall 30 with outer layer
The pressure release commissure that pot wall 20 is connected forms angle very big bending even material tear, is easier to rupture in pressure release commissure
Closed cavity 40 is set to be connected with external environment condition, the high pressure so allowed in closed cavity 40 is released, so as to avoid interior pot 1
Because pressure is excessive and burst in closed cavity 40, it is ensured that use safety.
For the consideration of production cost, production technology etc., the utility model in outer layer pot wall bottom preferably by opening circular hole
Internal layer pot wall is soldered to form pressure release weld seam, but those skilled in the art are it is to be appreciated that pressure release weld seam can also be other forms
Perforate, and perforate can also be arranged on the other positions of internal layer pot wall or outer layer pot wall, as long as so that when internal layer pot wall and/
Or outer layer pot wall is easily broken with pressure release pressure release commissure when being deformed under the pressure of closed cavity.
It is provided with and is let out in the relatively strong part of deformation tendency of internal layer pot wall and/or outer layer pot wall according to interior pot of the present utility model
Pressure welding is stitched, when the pressure in closed cavity is excessive and during safe defective valve, in the rupture of pressure release commissure so that high pressure is able to effectively
Ground discharges, it is to avoid the danger of interior pot explosion.And its is simple in construction, conveniently manufacture, the premise of very little is increased in cost
Under, the security of product is improved, cost performance is higher.
Unless otherwise defined, technology used herein and scientific terminology and the technology of technical field of the present utility model
The implication that personnel are generally understood that is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limit
The utility model processed.Terms such as herein presented " settings " can both represent that a part was attached directly to another portion
Part, can also represent that a part is attached to another part by middleware.Describe in one embodiment herein
Feature can be applied to another embodiment in combination individually or with further feature, unless this feature is in another implementation
Do not apply to or be otherwise noted in mode.
The utility model is illustrated by above-mentioned embodiment, but it is to be understood that, above-mentioned embodiment
The purpose illustrated and illustrated is only intended to, and is not intended to the utility model being limited in the range of described embodiment.This
Art personnel it is understood that more kinds of variants and modifications can also be made according to teaching of the present utility model, this
A little variants and modifications are all fallen within the utility model scope claimed.
Claims (8)
1. a kind of interior pot, for cooking apparatus, it is characterised in that the side wall upwardly extended including bottom wall and from the bottom wall, institute
Stating bottom wall and the side wall includes outer layer pot wall and internal layer pot wall, is formed between the outer layer pot wall and the internal layer pot wall
The heat transfer medium that can be conducted heat is provided with closed cavity, the closed cavity；
Wherein, perforate is provided with the outer layer pot wall or the internal layer pot wall, in the edge formation connection institute of the perforate
State the pressure release weld seam of outer layer pot wall and the internal layer pot wall so that the outer layer pot wall and/or the internal layer pot wall are in the envelope
Close pressure release weld seam rupture when being deformed under the pressure in cavity.
2. pot in as claimed in claim 1, it is characterised in that the side wall of the interior pot is outstanding smooth in middle part
Curved surface.
3. pot in as claimed in claim 1, it is characterised in that the heat transfer medium can pass through phase-change heat transfer.
4. pot in as claimed in claim 1, it is characterised in that the perforate is arranged on the bottom of the outer layer pot wall.
5. pot in as claimed in claim 4, it is characterised in that the diameter range of the perforate is 1mm~50mm.
6. pot in as claimed in claim 5, it is characterised in that the diameter range of the perforate is 1mm~30mm.
7. pot in as claimed in claim 1, it is characterised in that the welding manner of the pressure release weld seam is Laser Welding, argon arc welding
Or butt-joint.
8. pot in as claimed in claim 1, it is characterised in that the interior pot is provided with safety valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344624.6U CN206507765U (en) | 2016-12-08 | 2016-12-08 | Interior pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344624.6U CN206507765U (en) | 2016-12-08 | 2016-12-08 | Interior pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206507765U true CN206507765U (en) | 2017-09-22 |
Family
ID=59862136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344624.6U Active CN206507765U (en) | 2016-12-08 | 2016-12-08 | Interior pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206507765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109044081A (en) * | 2018-09-28 | 2018-12-21 | 李子京 | Heat container and electric cooker |
-
2016
- 2016-12-08 CN CN201621344624.6U patent/CN206507765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109044081A (en) * | 2018-09-28 | 2018-12-21 | 李子京 | Heat container and electric cooker |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |