CN211212619U - Electric pressure cooker and cooker body structure thereof - Google Patents
Electric pressure cooker and cooker body structure thereof Download PDFInfo
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- CN211212619U CN211212619U CN201921727455.8U CN201921727455U CN211212619U CN 211212619 U CN211212619 U CN 211212619U CN 201921727455 U CN201921727455 U CN 201921727455U CN 211212619 U CN211212619 U CN 211212619U
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- heat conducting
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Abstract
The utility model relates to an electric pressure cooker and pot body structure thereof. The pot body structure comprises a pot body, a heat pump and an energy storage piece, wherein the first end of the heat pump is arranged on the pot body and used for heating the pot body. The second end of the heat pump is cooled, the heat conducting part of the energy storage part is arranged at the second end, and then the cold energy can be stored in the energy storage part. When pressure is required to be relieved, the first end of the heat pump is refrigerated through the reversing piece, the pot body is cooled, and the purpose of quickly reducing the pressure is achieved. The second end of the heat pump heats, the cold energy stored in the energy storage part is subjected to heat exchange with the heat of the second end through the heat conduction part, and the heat generated by the second end is taken away in time, so that the energy-saving effect is achieved. The waste of heat or cold volume that heat pump second end produced can effectively be avoided through setting up the energy storage piece, avoids setting up heat radiation structure such as radiator fan simultaneously, increases the consumption of energy, increases the complexity of structure, and effectively avoids radiator fan at the noise that the pressure release in-process produced, influences user's use and experiences.
Description
Technical Field
The utility model relates to a pressure cooker technical field especially relates to an electric pressure cooker and pot body structure thereof.
Background
The pressure cooker can cook food by utilizing high air pressure, and has the characteristics of high cooking speed, time saving and energy saving. After the traditional pressure cooker is cooked, the cover of the pressure cooker cannot be opened in time due to overhigh pressure in the pressure cooker, which brings great inconvenience to users. At present, the pressure cooker can take away the heat in the cooker by arranging an air cooling device on the cooker cover or the cooker body, thereby reducing the pressure in the cooker. But the air cooling device is arranged, so that the noise is high in the pressure relief process, and the use experience of a user is influenced.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide an electric pressure cooker and a cooker body structure thereof, which can improve the pressure relief speed and avoid the noise generated in the pressure relief process.
A pot body structure of an electric pressure cooker comprises:
a pan body;
the heat pump comprises a first end, a second end and a reversing piece, the first end and the second end are used for refrigerating and heating respectively, the reversing piece is used for switching the first end and the second end between refrigerating and heating, the first end is installed on the pot body, and the first end is used for exchanging heat with the pot body; and
the energy storage piece, the energy storage piece includes energy storage portion and sets up in heat conduction portion on the energy storage portion, heat conduction portion set up in the second is served, the second end is used for with the heat conduction portion carries out the heat exchange.
When the pot body structure of the electric pressure cooker is used, the first end of the heat pump is arranged on the pot body, wherein the heat pump heats the pot body through the first end, and then heats food in the pot body. Further the cold system of second end of heat pump, because the heat conduction portion of energy storage spare sets up on the second end, and then the cold volume of second end conducts the energy storage portion to the energy storage spare through the heat conduction portion for the cold volume that the second end produced is not extravagant, but stores in the energy storage portion, and the temperature of energy storage portion reduces. After this internal food of pot is cooked, when needing the pressure release, through the switching-over piece for the first end refrigeration of heat pump, and then cool down the pot body, accelerate this internal vapor condensation speed of pot, thereby realize the purpose of quick step-down. And the second end of the heat pump heats at this moment, because the energy storage part stores cold energy, and then the heat produced by the second end can effectively exchange heat with the cold energy of the energy storage part through the heat conduction part, and the heat produced by the second end is taken away in time, thereby achieving the effect of energy conservation. The energy storage piece is arranged, so that waste of heat or cold generated by the second end of the heat pump can be effectively avoided, the arrangement of heat dissipation structures such as a heat dissipation fan is avoided, the energy consumption is increased, the complexity of the structure is increased, and the noise generated by the heat dissipation fan in the pressure relief process is effectively avoided, so that the use experience of a user is influenced.
The technical solution is further explained below:
in one embodiment, the heat conducting portion includes a heat conducting pillar and a connecting portion, the energy storing portion has a heat conducting hole, one end of the heat conducting pillar is connected to the connecting portion, the other end of the heat conducting pillar is inserted into the heat conducting hole, and a side of the connecting portion opposite to the energy storing portion is mounted on the second end.
In one embodiment, the heat conducting pillars are arranged at intervals, the number of the heat conducting holes corresponds to the number of the heat conducting pillars, and each heat conducting pillar is correspondingly arranged in one heat conducting hole in a penetrating mode.
In one embodiment, the heat conducting portion further includes a heat conducting pad disposed between the connecting portion and the second end.
In one embodiment, the energy storage element further comprises an insulating layer disposed on a surface of the energy storage portion where the connection portion is not disposed.
In one embodiment, the energy storage part is a paraffin block, or the energy storage part is a water tank.
In one embodiment, the heat pump is a thermoelectric cooler.
In one embodiment, the pot body comprises a shell and an inner container, the inner container is arranged in the shell, the thermoelectric refrigerating element is arranged between the shell and the inner container, and the energy storage element is arranged on one side of the thermoelectric refrigerating element back to the inner container.
In one embodiment, the thermoelectric refrigerating element is arranged on the bottom wall of the shell and/or the side wall of the shell, and the first end can be abutted against the inner container.
An electric pressure cooker comprising:
the pan body structure is as above; and
the pot cover can be covered on the pot body in an opening and closing manner.
When the electric pressure cooker is used, the cooker cover can be covered on the cooker body in an openable manner, the first end of the heat pump is installed on the cooker body, and the heat pump heats the cooker body through the first end so as to heat food in the cooker body. Further the cold system of second end of heat pump, because the heat conduction portion of energy storage spare sets up on the second end, and then the cold volume of second end conducts the energy storage portion to the energy storage spare through the heat conduction portion for the cold volume that the second end produced is not extravagant, but stores in the energy storage portion, and the temperature of energy storage portion reduces. After this internal food of pot is cooked, when needing the pressure release, through the switching-over piece for the first end refrigeration of heat pump, and then cool down the pot body, accelerate this internal vapor condensation speed of pot, thereby realize the purpose of quick step-down. And the second end of the heat pump heats at this moment, because the energy storage part stores cold energy, and then the heat produced by the second end can effectively exchange heat with the cold energy of the energy storage part through the heat conduction part, and the heat produced by the second end is taken away in time, thereby achieving the effect of energy conservation. The energy storage piece is arranged, so that waste of heat or cold generated by the second end of the heat pump can be effectively avoided, the arrangement of heat dissipation structures such as a heat dissipation fan is avoided, the energy consumption is increased, the complexity of the structure is increased, and the noise generated by the heat dissipation fan in the pressure relief process is effectively avoided, so that the use experience of a user is influenced.
Drawings
FIG. 1 is a cross-sectional view of an electric pressure cooker in one embodiment;
FIG. 2 is a cross-sectional view of the energy storage member of FIG. 1;
fig. 3 is a sectional view of an electric pressure cooker in another embodiment.
Description of reference numerals:
10. electric pressure cooker, 100, pot body structure, 110, pot body, 112, shell, 114, inner bag, 120, heat pump, 122, second end, 124, first end, 130, energy storage piece, 132, energy storage portion, 133, heat conduction hole, 134, heat conduction portion, 135, heat conduction post, 136, connecting portion, 200, pot lid, 210, relief valve.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Referring to fig. 1 and 2, in an embodiment of the electric pressure cooker 10, at least the purpose of fast pressure relief can be achieved, and the structure is simple, so that noise in the pressure relief process is prevented from increasing. Specifically, the electric pressure cooker 10 includes a cooker body structure 100 and a cooker cover 200, and the cooker cover 200 is covered on the cooker body structure 100 in an openable manner.
The pan body structure 100 includes a pan body 110, a heat pump 120 and an energy storage element 130, the heat pump 120 includes a first end 124, a second end 122 and a reversing element (not shown), the first end 124 and the second end 122 are respectively used for cooling and heating, the reversing element is used for switching the first end 124 and the second end 122 between cooling and heating, the first end 124 is installed on the pan body 110, and the first end 124 is used for exchanging heat with the pan body 110. The energy storage element 130 includes an energy storage portion 132 and a heat conduction portion 134 disposed on the energy storage portion 132, the heat conduction portion 134 is disposed on the second end 122, and the second end 122 is configured to exchange heat with the heat conduction portion 134.
When the electric pressure cooker 10 is used, the cover 200 is covered on the cooker body 110 in an openable manner, the first end 124 of the heat pump 120 is disposed on the cooker body 110, and the heat pump 120 heats the cooker body 110 through the first end 124, so as to heat food in the cooker body 110. Further, the second end 122 of the heat pump 120 is cooled, and since the heat conduction portion 134 of the energy storage member 130 is disposed on the second end 122, the cold energy of the second end 122 can be conducted to the energy storage portion 132 through the heat conduction portion 134, so that the cold energy generated by the second end 122 is not wasted, but is stored in the energy storage portion 132, and the temperature of the energy storage portion 132 is reduced. After the food in the pot body 110 is cooked, when the pressure is required to be released, the first end 124 of the heat pump 120 is refrigerated through the reversing piece, so that the pot body 110 is cooled, the condensation speed of the steam in the pot body 110 is increased, and the purpose of quickly reducing the pressure is achieved. At this time, the second end 122 of the heat pump 120 is heated, and because the energy storage portion 132 stores cold energy, heat generated by the second end 122 can effectively exchange heat with the cold energy of the energy storage portion 132 through the heat conduction portion 134, and the heat generated by the second end 122 is taken away in time, so that the purpose of energy saving is achieved. The energy storage element 130 can effectively avoid waste of heat or cold generated by the second end 122 of the heat pump 120, and meanwhile, the heat dissipation structures such as a heat dissipation fan are avoided from being arranged, so that energy consumption is increased, the complexity of the structure is increased, and the noise generated by the heat dissipation fan in the pressure relief process is effectively avoided, and the use experience of a user is influenced.
In one embodiment, the pot body 110 includes a casing 112 and an inner container 114, the inner container 114 is disposed in the casing 112, and the heat pump 120 and the energy storage element 130 are disposed between the casing 112 and the inner container 114. The heat pump 120 and the energy storage element 130 are arranged between the outer shell 112 and the inner container 114, so that the structural tidiness of the pot body 110 can be effectively guaranteed, and the heat pump 120 and the energy storage element 130 are effectively protected.
In other embodiments, the first end 124 of the heat pump 120 may be disposed between the outer shell 112 and the inner container 114, and the energy storage member 130 may be disposed outside the outer shell 112.
In the present embodiment, the heat pump 120 is a thermoelectric cooler. The thermoelectric cooling element has a first end 124 on one side and a second end 122 on the opposite side. Wherein, the reversing piece is a current reversing switch. When the pot is used, the thermoelectric refrigerating element is powered on by forward current, the pot body 110 is heated through the first end 124 of the thermoelectric refrigerating element, and the energy storage element 130 stores cold energy generated by the second end 122 of the thermoelectric refrigerating element. When pressure relief is needed, reverse current is conducted to the thermoelectric refrigerating element through the current reversing switch, so that the first end 124 is refrigerated, and the quick cooling of the pot body 110 is realized; the second end 122 heats, and the heat exchanges heat with cold in the energy storage element 130, so that the heat exchange efficiency is improved, and the energy loss and waste are avoided.
In another embodiment, the heat pump 120 may also be another form of heat pump 120. For example, the first end 124 of the heat pump 120 is an evaporator, the second end 122 is a condenser, and the reversing element is a reversing valve, as long as the heating and/or cooling of the pan body 110 can be realized.
Specifically, the thermoelectric cooling element is disposed between the outer shell 112 and the inner container 114, and the energy storage element 130 is disposed on a side of the thermoelectric cooling element opposite to the inner container 114. The thermoelectric cooling element can be effectively protected by the outer shell 112, and the neatness of the pan body structure 100 can be effectively ensured.
In the present embodiment, the thermoelectric cooling element is disposed on the bottom wall of the housing 112, wherein the first end 124 can be abutted against the inner container 114. The heating of the food in the inner container 114 is realized by the thermoelectric refrigerating element instead of the traditional heating plate. Compared with the traditional heating plate, the thermoelectric refrigerating element can output more heat by consuming the same electric energy, and the energy consumption of the electric pressure cooker 10 is reduced. Meanwhile, the electric pressure cooker 10 can be rapidly cooled through the thermoelectric refrigerating piece, and the pressure relief time is effectively shortened.
Referring to fig. 3, in another embodiment, the thermoelectric cooling element is disposed on both the bottom wall of the casing 112 and the side wall of the casing 112, and the first end 124 can abut against the inner container 114. When food is cooked, the uniformity of heating temperature in the inner container 114 can be improved and cooking efficiency can be improved by providing the thermoelectric cooling member on the side wall of the outer case 112. During pressure relief, the temperature of the inner container 114 can be further reduced through the thermoelectric cooling fins on the side wall of the shell 112, and the pressure relief speed is further increased. Specifically, the sides of the thermoelectric coolers facing away from the inner container 114 are each provided with an energy storage element 130.
In other embodiments, thermoelectric cooling fins may be provided only on the side walls of the inner bladder 114.
Referring to fig. 1 and fig. 2, in an embodiment, the heat conducting portion 134 includes a heat conducting pillar 135 and a connecting portion 136, the energy storing portion 132 is provided with a heat conducting hole 133, one end of the heat conducting pillar 135 is connected to the connecting portion 136, and the other end thereof is inserted into the heat conducting hole 133. The connecting portion 136 is mounted on the second end 122 on a side opposite the energy storage portion 132. The energy storage portion 132 is conveniently mounted on the second end 122 through the connecting portion 136, and meanwhile, the cold or heat of the second end 122 is conveniently conducted to the heat conducting pillar 135, so as to be further stored in the energy storage portion 132. The heat conduction column 135 is inserted into the heat conduction hole 133 of the energy storage portion 132, so that the cold or heat can be stably and uniformly transmitted to the energy storage portion 132. In other embodiments, the heat conduction portion 134 may also include only the connection portion 136.
Specifically, the heat conduction posts 135 are plural, the heat conduction posts 135 are arranged at intervals, the number of the heat conduction holes 133 corresponds to the number of the heat conduction posts 135, and each heat conduction post 135 correspondingly penetrates through one heat conduction hole 133. The heat conduction columns 135 are arranged at the same time, so that the cold or heat generated by the second end 122 can be more uniformly transferred to the energy storage part 132, and the heat transfer efficiency is improved.
In this embodiment, the heat conducting pillar 135 and the connecting portion 136 are made of metal with good heat conducting performance, so that not only can a good heat conducting effect be achieved, but also the structural stability of the energy storage device 130 can be improved. In other embodiments, the heat-conducting post 135 and the connecting portion 136 may be made of other materials with good heat-conducting property.
Alternatively, the connecting portion 136 is attached to the second end 122 by screws. The connecting portion 136 may also directly abut against the second end 122, or the connecting portion 136 is disposed on the second end 122 by gluing or welding, as long as the connecting portion 136 and the second end 122 can be connected, and thus the heat transfer between the connecting portion 136 and the second end 122 can be achieved.
In one embodiment, the heat conducting portion 134 further includes a heat conducting pad (not shown) disposed between the connecting portion 136 and the second end 122. The connecting portion 136 is disposed on the second end 122 through a heat conductive gasket, so that the stability of the connecting portion 136 at the second end 122 can be effectively improved, the heat conduction area between the connecting portion 136 and the second end 122 is increased, and the heat transfer efficiency is further improved.
Specifically, the heat-conducting gasket is heat-conducting silicone grease. Of course, the heat-conducting gasket may also be a heat-conducting silica gel pad, a heat-conducting adhesive tape, or the like, as long as the stability of the contact between the connecting portion 136 and the second end 122 can be improved.
In one embodiment, the energy storage element 130 further includes an insulating layer (not shown) disposed on the surface of the energy storage portion 132 not provided with the connecting portion 136. Through the surface that does not set up connecting portion 136 at energy storage portion 132 sets up the heat preservation, can effectively reduce heat or cold volume loss rate in energy storage portion 132, and then can improve the thermal efficiency that energy storage portion 132 absorbed second end 122 and heated among the pressure release process.
In this embodiment, the energy storage portion 132 is a paraffin block, and the connecting portion 136 is disposed on a surface of the paraffin block. In another embodiment, the energy storage portion 132 is a water tank. The water tank is filled with water, and the heat conduction column 135 is inserted into the water, so that heat or cold is effectively conducted into the water, and the cold or heat is stored through the water. In other embodiments, the energy storage portion 132 can be made of other materials with higher sensible heat or latent heat.
In an embodiment, a pressure relief valve 210 is further disposed on the lid 200, and the pressure relief speed of the electric pressure cooker 10 can be further increased by the pressure relief valve 210.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present 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. The utility model provides a pot body structure of electric pressure cooker which characterized in that includes:
a pan body;
the heat pump comprises a first end, a second end and a reversing piece, the first end and the second end are used for refrigerating and heating respectively, the reversing piece is used for switching the first end and the second end between refrigerating and heating, the first end is installed on the pot body, and the first end is used for exchanging heat with the pot body; and
the energy storage piece, the energy storage piece includes energy storage portion and sets up in heat conduction portion on the energy storage portion, heat conduction portion set up in the second is served, the second end is used for with the heat conduction portion carries out the heat exchange.
2. The pot body structure of the electric pressure cooker as claimed in claim 1, wherein the heat conducting portion comprises a heat conducting post and a connecting portion, the energy storing portion is provided with a heat conducting hole, one end of the heat conducting post is connected to the connecting portion, the other end of the heat conducting post is inserted into the heat conducting hole, and one side of the connecting portion, which faces away from the energy storing portion, is mounted on the second end.
3. The pot body structure of the electric pressure cooker as claimed in claim 2, wherein the number of the heat conducting columns is plural, the plural heat conducting columns are arranged at intervals, the number of the heat conducting holes corresponds to the number of the heat conducting columns, and each heat conducting column is correspondingly inserted into one heat conducting hole.
4. The pot body structure of the electric pressure cooker as claimed in claim 2, wherein the heat conducting portion further comprises a heat conducting gasket disposed between the connecting portion and the second end.
5. The pot body structure of the electric pressure cooker according to any one of claims 2 to 4, wherein the energy storage member further comprises an insulating layer disposed on a surface of the energy storage portion where the connecting portion is not disposed.
6. The pot body structure of the electric pressure cooker according to claim 1, wherein the energy storage part is a paraffin block, or the energy storage part is a water tank.
7. The pot body structure of the electric pressure pot according to any one of claims 1 to 4, wherein the heat pump is a thermoelectric cooler.
8. The pot body structure of the electric pressure cooker as claimed in claim 7, wherein the pot body comprises a shell and an inner container, the inner container is arranged in the shell, the thermoelectric refrigerating element is arranged between the shell and the inner container, and the energy storage element is arranged on one side of the thermoelectric refrigerating element, which is back to the inner container.
9. The pot body structure of the electric pressure cooker as claimed in claim 8, wherein the thermoelectric cooling element is disposed on the bottom wall of the housing and/or on the side wall of the housing, and the first end can abut against the inner container.
10. An electric pressure cooker, characterized in that, includes:
the pan body structure of any one of claims 1 to 9; and
the pot cover can be covered on the pot body in an opening and closing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727455.8U CN211212619U (en) | 2019-10-15 | 2019-10-15 | Electric pressure cooker and cooker body structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727455.8U CN211212619U (en) | 2019-10-15 | 2019-10-15 | Electric pressure cooker and cooker body structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211212619U true CN211212619U (en) | 2020-08-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921727455.8U Active CN211212619U (en) | 2019-10-15 | 2019-10-15 | Electric pressure cooker and cooker body structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211212619U (en) |
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2019
- 2019-10-15 CN CN201921727455.8U patent/CN211212619U/en active Active
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