CN220728303U - Electric stove heat recovery structure - Google Patents
Electric stove heat recovery structure Download PDFInfo
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- CN220728303U CN220728303U CN202322289714.6U CN202322289714U CN220728303U CN 220728303 U CN220728303 U CN 220728303U CN 202322289714 U CN202322289714 U CN 202322289714U CN 220728303 U CN220728303 U CN 220728303U
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- heat recovery
- heat
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- furnace body
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- 238000011084 recovery Methods 0.000 title claims abstract description 110
- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- 239000002918 waste heat Substances 0.000 claims abstract description 10
- 238000009423 ventilation Methods 0.000 claims description 19
- 239000000919 ceramic Substances 0.000 claims description 9
- 238000005485 electric heating Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses an electric furnace heat recovery structure, which belongs to the technical field of electric heating furnaces and comprises a furnace body and a heating component, wherein a heat recovery cover is arranged outside the furnace body, a heat recovery cavity is arranged in the heat recovery cover, and part of the heat recovery cavity is covered on the heating component or all of the heat recovery cavity is covered on the furnace body; the heat recovery cover recovers waste heat generated by the heating component through the heat recovery cavity. The heat recovery cover of this structure can carry out automatic collection and recovery through the waste heat that the heat recovery chamber produced the heating element at the during operation, gathers the heat that will retrieve again and is being heated the container outer wall, and carries out heat transfer, makes the temperature of being heated the container outer wall all around of heat recovery intracavity can heat up fast, can also reduce the air flow all around of being heated the container outer wall simultaneously, reduces the heat loss that is caused by the outside heat transfer all around being heated the container outer wall promptly to improve electric stove heating efficiency effectively.
Description
Technical Field
The utility model relates to the technical field of electric heating furnaces, in particular to an electric furnace heat recovery structure.
Background
The utility model of Chinese patent No. CN201921763034.0 discloses a liquid heating device, the utility model of Chinese patent No. CN202121844537.8 discloses a liquid heater with an air cooling function, and the utility model of Chinese patent No. CN201821511325.6 discloses a liquid heater.
The heat generated by the heating element in the liquid heater is blown out by the fan, so that the cooling and heat dissipation effects in the liquid heater are achieved, however, the heat is directly blown out by the fan to cause energy waste, and the container filled with the liquid can dissipate heat all around after being heated, so that the heat loss is high, and the heating efficiency is affected.
Therefore, further improvements are needed.
Disclosure of Invention
The utility model aims to provide an electric furnace heat recovery structure which overcomes the defects in the prior art.
The electric furnace heat recovery structure designed according to the purpose comprises a furnace body and a heating component, wherein a heat recovery cover is arranged outside the furnace body, a heat recovery cavity is arranged in the heat recovery cover, and part of the heat recovery cavity is covered on the heating component or all of the heat recovery cavity is covered on the furnace body; the heat recovery cover recovers waste heat generated by the heating component through the heat recovery cavity.
A heated container which is heated by the heating component is arranged on the furnace body, and the heated container is at least partially positioned in the heat recovery cavity; the heat recovery hood recovers heat radiated at least partially outward from the heated container through the heat recovery chamber.
The upper end and the lower end of the heat recovery cover are respectively provided with an upper opening and a lower opening; the heat recovery cover is arranged on the furnace body through the lower opening cover, and is matched with the side wall of the heated container in a positioning way through the upper opening.
An air duct is arranged in the furnace body; the lower opening is communicated with the air outlet end of the air duct; the upper opening and the side wall of the heated container are mutually dependent or matched at intervals.
And a heat recovery pressure relief opening is formed on the side wall of the heat recovery cover, at the upper end of the heat recovery cover, between the upper opening and the side wall of the heated container, or between the lower opening and the furnace body.
The furnace body comprises a shell and a face shell; the face shell is fixedly arranged on the shell, and the upper end of the face shell is provided with a positioning part and a notch; the heat recovery cover is positioned on the positioning part through the lower opening; the lower opening is communicated with the notch; the heating component is fixedly arranged between the shell and the face shell, and the heating end face of the heating component is at least partially positioned in the projection range of the notch.
The shell is provided with a fan coaming, a fan is arranged in the fan coaming, and the fan blows and guides waste heat generated by the heating component to the heat recovery cavity of the heat recovery cover for recovery through the air duct.
A coaming opening is formed above the fan coaming; the heating component is positioned on the coaming opening and is also provided with a heating ventilation part; a notch ventilation part is also arranged on the notch; the fan coaming, the coaming opening, the heating ventilation part and the notch ventilation part form the air channel.
The bottom of the shell is provided with a bottom air inlet corresponding to the fan, and the bottom air inlet is positioned in the fan coaming; the shell and the face shell are also provided with a controller.
The heating component comprises a connecting disc, an electric ceramic heating element and a heat conducting plate; the electric ceramic heating element is fixedly arranged in the connecting disc; the heat conducting plate cover is arranged on the electric ceramic heating element and fixedly arranged at the top of the connecting disc; a connecting disc vent is arranged on the connecting disc; the space between the land vent, the land, the electrical Tao Fare, and the thermally conductive plate forms the heat generating vent.
Or the heating component comprises a magnetic conduction heating plate, a connecting bracket, a coil and a magnetic stripe; the magnetic conduction heating plate is fixedly arranged at the top of the connecting bracket; the coil is arranged at the bottom of the connecting bracket, and the magnetic strip is positioned at the bottom of the coil and fixedly connected with the connecting bracket so as to realize the fixed connection among the coil, the magnetic strip and the connecting bracket; a bracket vent is arranged on the connecting bracket; the support ventilation opening, the magnetic conduction heating plate, the connecting support, the coil and the interval between the magnetic strips form the heating ventilation part.
According to the utility model, part of the position of the heating component or the whole furnace body is covered by the heat recovery cover, and the characteristic that heat is naturally transferred upwards is utilized, so that the heat recovery cover can automatically collect and recover waste heat generated by the heating component during working through the heat recovery cavity, and the recovered heat is collected on the outer wall of the heated container and is subjected to heat transfer, so that the temperature around the outer wall of the heated container can be quickly raised, and meanwhile, the air flow around the outer wall of the heated container can be reduced, namely, the heat loss caused by outward heat transfer around the outer wall of the heated container is reduced, so that the heating efficiency of the electric furnace is effectively improved.
In addition, because the recovered heat in the heat recovery cover is gathered around the outer wall of the heated container, the heat can be fully transferred with the periphery of the outer wall of the heated container, so that the heating of each position of the side wall of the heated container is relatively more uniform.
Drawings
Fig. 1 is an exploded view of a first embodiment of the present utility model.
Fig. 2 is a schematic view of another view angle exploded structure of the first embodiment of the present utility model.
Fig. 3 is a schematic diagram of an assembly structure of a first embodiment of the present utility model.
Fig. 4 is a schematic view of another view angle assembly structure according to the first embodiment of the present utility model.
Fig. 5 is a schematic view showing an assembled sectional structure of a first embodiment of the present utility model.
Fig. 6 is an exploded view of a heat generating component according to a first embodiment of the present utility model.
Fig. 7 is a schematic view showing another view of an exploded structure of a heat generating component according to a first embodiment of the present utility model.
Fig. 8 is an exploded view of a second embodiment of the present utility model.
Fig. 9 is a schematic view of another exploded view of the second embodiment of the present utility model.
Fig. 10 is a schematic view of an assembled sectional structure of a second embodiment of the present utility model.
FIG. 11 is an exploded view of a heat generating component according to a second embodiment of the present utility model.
FIG. 12 is a schematic view showing another exploded view of a heat generating component according to a second embodiment of the present utility model.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
The utility model is further described below with reference to the drawings and examples.
First embodiment
Referring to fig. 1-7, the electric furnace heat recovery structure comprises a furnace body and a heating component 1, wherein a heat recovery cover 3 is arranged outside the furnace body, a heat recovery cavity 30 is arranged in the heat recovery cover 3, and part of the heat recovery cavity is covered on the heating component 1 or all of the heat recovery cavity is covered on the furnace body; the heat recovery hood 3 recovers waste heat generated from the heat generating component 1 through the heat recovery chamber 30.
A heated container 4 heated by the heating component 1 is arranged on the furnace body, and the heated container 4 is at least partially positioned in the heat recovery cavity 30; the heat recovery hood 3 recovers heat radiated at least partially outward from the heated container 4 through the heat recovery chamber 30.
According to the embodiment, the heat recovery cover 3 is used for covering part of the position of the heating component 1 or the whole furnace body, and the characteristic that heat is naturally transferred upwards is utilized, so that the heat recovery cover 3 can automatically collect and recover waste heat generated by the heating component 1 during operation through the heat recovery cavity 30, and the recovered heat is gathered on the outer wall of the heated container 4 and is transferred to heat, so that the temperature around the outer wall of the heated container 4 can be quickly increased, and meanwhile, the air flow around the outer wall of the heated container 4 can be reduced, namely, the heat loss caused by the outward heat transfer around the outer wall of the heated container 4 is reduced, and the heating efficiency of an electric furnace is effectively improved.
Moreover, since the recovered heat in the heat recovery cover 3 is collected around the outer wall of the heated container 4, the heat can be fully transferred to the periphery of the outer wall of the heated container 4, and the heating of each position of the side wall of the heated container 4 is relatively more uniform.
The upper end and the lower end of the heat recovery cover 3 are respectively provided with an upper opening 5 and a lower opening 6; the heat recovery cover 3 is covered on the furnace body through the lower opening 6, and the heat recovery cover 3 is matched with the side wall of the heated container 4 in a positioning way through the upper opening 5.
That is, the heat recovery hood 3 may be positioned on the furnace body, and the heated container 4 may also be positioned on the heat recovery hood 3 through the upper opening 5, so as to improve the placement stability among the furnace body, the heat recovery hood 3, and the heated container 4.
In this embodiment, the middle and lower parts of the heated container 4 are both located in the heat recovery chamber 30, and the upper part of the heated container 4 is located outside the heat recovery chamber 30.
An air duct is arranged in the furnace body; the lower opening 6 is communicated with the air outlet end of the air duct; the upper opening 5 is mutually dependent or spaced-apart fitted with the side wall of the heated container 4.
A heat recovery pressure relief opening 7 is formed on the side wall of the heat recovery cover 3, at the upper end of the heat recovery cover 3, between the upper opening 5 and the side wall of the heated container 4, or between the lower opening 6 and the furnace body.
The arrangement of the heat recovery pressure relief opening 7 can discharge part of air in the heat recovery cavity 30, so that the air inside and outside the heat recovery cavity 30 is convected, and the use safety of the product is improved.
The furnace body comprises a shell 8 and a surface shell 9; the face shell 9 is fixedly arranged on the shell 8, and the upper end of the face shell is provided with a positioning part 10 and a notch 11; the heat recovery hood 3 is positioned on the positioning portion 10 through the lower opening 6; the lower opening 6 is communicated with the notch 11; the heating component 1 is fixedly arranged between the shell 8 and the face shell 9, and the heating end face of the heating component is at least partially positioned in the projection range of the notch 11.
The heated container 4 is placed on the heat-generating end face of the heat-generating component 1 in use.
The shell 8 is provided with a fan coaming 12, a fan 2 is arranged in the fan coaming 12, and the fan 2 blows and guides waste heat generated by the heating component 1 to the heat recovery cavity 30 of the heat recovery cover 3 through an air duct for recovery.
The heat in the furnace body is blown to the outside of the furnace body through the air duct by utilizing the fan 2, the heat outside the furnace body is collected and utilized through the heat recovery cover 3, and the recovered heat is gathered on the outer wall of the heated container 4 and is subjected to heat transfer, so that the temperature around the outer wall of the heated container 4 can be raised more quickly, and meanwhile, the air flow around the outer wall of the heated container 4 can be reduced, namely, the heat loss caused by the outward heat transfer around the outer wall of the heated container 4 is reduced, and the heating efficiency of the electric furnace is effectively improved.
Moreover, since the recovered heat in the heat recovery cover 3 is collected around the outer wall of the heated container 4, the heat can be fully transferred to the periphery of the outer wall of the heated container 4, and the heating of each position of the side wall of the heated container 4 is relatively more uniform.
The fan coaming 12 top is provided with coaming opening 13, and the setting of coaming opening 13 can make the heat in the furnace body blow and lead to heat recovery chamber 30 on the one hand, and on the other hand can be convenient for the dodge the installation of other components.
Specifically, the heat generating component 1 is located on the coaming opening 13, and is further provided with a heat generating ventilation part 14 thereon; the notch 11 is also provided with a notch ventilation part 15; an air channel is formed among the fan coaming 12, the coaming opening 13, the heating ventilation part 14 and the notch ventilation part 15.
The bottom of the shell 8 is provided with a bottom air inlet 17 corresponding to the fan 2, and the bottom air inlet 17 is positioned in the fan coaming 12.
When the fan 2 works, air is pumped into the fan coaming 12 through the bottom air inlet 17, and the air entering the fan coaming 12 takes away heat in the furnace body and enters the air duct, and then is blown into the heat recovery cavity 30.
The shell 8 and the face shell 9 are also provided with a controller 18, and the controller 18 is electrically connected with the heating component 1 to control the heating component 1 to work.
The heating component 1 comprises a connecting disc 24, an electric ceramic heating element 25 and a heat conducting plate 26; the electric ceramic heating element 25 is fixedly arranged in the connecting disc 24; the heat conducting plate 26 is covered on the electric ceramic heating element 25 and fixedly arranged at the top of the connecting disc 24; a connecting disc vent 27 is arranged on the connecting disc 24; the space between the land vent 27, the land 24, the electric ceramic heater 25, and the heat conduction plate 26 forms the heat generation vent 14.
Namely, the electric furnace heat recovery structure can be used in an electric ceramic furnace.
Second embodiment
Referring to fig. 8 to 12, the present electric furnace heat recovery structure is different from the first embodiment in that: the heating component 1 comprises a magnetic conduction heating plate 19, a connecting bracket 20, a coil 21 and a magnetic stripe 22; the magnetic conduction heating plate 19 is fixedly arranged at the top of the connecting bracket 20; the coil 21 is arranged at the bottom of the connecting bracket 20, the magnetic strip 22 is positioned at the bottom of the coil 21 and is fixedly connected with the connecting bracket 20 so as to realize the fixed connection among the coil 21, the magnetic strip 22 and the connecting bracket 20; the connecting bracket 20 is provided with a bracket vent 23; the space between the bracket ventilation opening 23, the magnetically permeable heating plate 19, the connection bracket 20, the coil 21, and the magnetic stripe 22 forms the heating ventilation portion 14.
Namely, the electric furnace heat recovery structure can be used in an electromagnetic furnace.
Other undescribed portions are the same as the first embodiment.
The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an electric stove heat recovery structure, includes furnace body and heating element (1), its characterized in that: the heat recovery cover (3) is arranged outside the furnace body, a heat recovery cavity (30) is arranged in the heat recovery cover (3), and part of the heat recovery cavity is covered on the heating component (1) or the whole heat recovery cavity is covered on the furnace body; the heat recovery cover (3) recovers waste heat generated by the heating component (1) through the heat recovery cavity (30).
2. The electric furnace heat recovery structure according to claim 1, wherein: a heated container (4) which is heated by the heating component (1) is arranged on the furnace body, and the heated container (4) is at least partially positioned in the heat recovery cavity (30); the heat recovery hood (3) recovers heat radiated at least partially outward from the heated container (4) through the heat recovery chamber (30).
3. The electric furnace heat recovery structure according to claim 2, wherein: the upper end and the lower end of the heat recovery cover (3) are respectively provided with an upper opening (5) and a lower opening (6); the heat recovery cover (3) is covered on the furnace body through the lower opening (6), and the heat recovery cover (3) is matched with the side wall of the heated container (4) in a positioning way through the upper opening (5).
4. The electric furnace heat recovery structure according to claim 3, wherein: an air duct is arranged in the furnace body; the lower opening (6) is communicated with the air outlet end of the air duct; the upper opening (5) is mutually matched with the side wall of the heated container (4) in a leaning or interval way.
5. The electric furnace heat recovery structure according to claim 3 or 4, wherein: and a heat recovery pressure relief opening (7) is formed between the side wall of the heat recovery cover (3), the upper end of the heat recovery cover (3), the upper opening (5) and the side wall of the heated container (4) or between the lower opening (6) and the furnace body.
6. The electric furnace heat recovery structure according to claim 4, wherein: the furnace body comprises a shell (8) and a face shell (9); the face shell (9) is fixedly arranged on the shell (8), and the upper end of the face shell is provided with a positioning part (10) and a notch (11); the heat recovery hood (3) is positioned on the positioning part (10) through the lower opening (6); the lower opening (6) is communicated with the notch (11); the heating component (1) is fixedly arranged between the shell (8) and the face shell (9), and the heating end face of the heating component is at least partially positioned in the projection range of the notch (11).
7. The electric furnace heat recovery structure according to claim 6, wherein: be provided with fan bounding wall (12) on shell (8), be provided with fan (2) in fan bounding wall (12), fan (2) will the waste heat that heating element (1) produced is passed through the wind channel towards heat recovery chamber (30) of heat recovery cover (3) blows and leads the recovery.
8. The electric furnace heat recovery structure according to claim 7, wherein: a coaming opening (13) is arranged above the fan coaming (12); the heating component (1) is positioned on the coaming opening (13) and is also provided with a heating ventilation part (14); a notch ventilation part (15) is also arranged on the notch (11); the air duct is formed between the fan coaming (12), the coaming opening (13), the heating ventilation part (14) and the notch ventilation part (15).
9. The electric furnace heat recovery structure according to claim 8, wherein: a bottom air inlet hole (17) is formed in the bottom of the shell (8) corresponding to the fan (2), and the bottom air inlet hole (17) is positioned in the fan coaming (12); the shell (8) and the face shell (9) are also provided with a controller (18).
10. The electric furnace heat recovery structure according to claim 8 or 9, wherein: the heating component (1) comprises a connecting disc (24), an electric ceramic heating element (25) and a heat conducting plate (26); the electric Tao Fare piece (25) is fixedly arranged in the connecting disc (24); the heat conducting plate (26) is covered on the electric Tao Fare piece (25) and fixedly arranged at the top of the connecting disc (24); a connecting disc vent (27) is arranged on the connecting disc (24); the space between the connecting disc vent (27), the connecting disc (24), the electric Tao Fare piece (25) and the heat conducting plate (26) forms the heating ventilation part (14);
or the heating component (1) comprises a magnetic conduction heating plate (19), a connecting bracket (20), a coil (21) and a magnetic stripe (22); the magnetic conduction heating plate (19) is fixedly arranged at the top of the connecting bracket (20); the coil (21) is arranged at the bottom of the connecting bracket (20), and the magnetic strip (22) is positioned at the bottom of the coil (21) and fixedly connected with the connecting bracket (20) so as to realize the fixed connection among the coil (21), the magnetic strip (22) and the connecting bracket (20); a bracket vent (23) is arranged on the connecting bracket (20); the support ventilation opening (23), the magnetic conduction heating plate (19), the connecting support (20), the coil (21) and the magnetic stripe (22) form the heating ventilation part (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289714.6U CN220728303U (en) | 2023-08-24 | 2023-08-24 | Electric stove heat recovery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289714.6U CN220728303U (en) | 2023-08-24 | 2023-08-24 | Electric stove heat recovery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220728303U true CN220728303U (en) | 2024-04-05 |
Family
ID=90498885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322289714.6U Active CN220728303U (en) | 2023-08-24 | 2023-08-24 | Electric stove heat recovery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220728303U (en) |
-
2023
- 2023-08-24 CN CN202322289714.6U patent/CN220728303U/en active Active
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