CN212132618U - Fin and oil spit of fland room heater - Google Patents
Fin and oil spit of fland room heater Download PDFInfo
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- CN212132618U CN212132618U CN202020794423.6U CN202020794423U CN212132618U CN 212132618 U CN212132618 U CN 212132618U CN 202020794423 U CN202020794423 U CN 202020794423U CN 212132618 U CN212132618 U CN 212132618U
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 239000003921 oil Substances 0.000 description 243
- 239000002184 metal Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000011257 shell material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model relates to a heating technology field, concretely relates to fin and oil spit of fland room heater. A heat sink, comprising: the heat dissipation body is provided with at least two oil paths, the oil paths extend from the lower end to the upper end along the height direction of the heat dissipation body, and heat conduction oil is arranged in the oil paths; the first oil pocket is arranged at the lower end of the heat dissipation body, a heating device is arranged in the first oil pocket and suitable for heating heat conduction oil, the first oil pocket is communicated with the oil way, and the lower end of at least one oil way is connected below the first oil pocket. The lower end of at least one oil way is connected to the lower portion of the first oil pocket, so that heat conduction oil can flow to the lower portion of the first oil pocket when flowing along the oil way, the heat conduction oil flows around the first oil pocket, the temperature of the lower end of the heat dissipation body is improved, and the overall temperature of the surface of the heat dissipation fin is more uniform.
Description
Technical Field
The utility model relates to a heating technology field, concretely relates to fin and oil spit of fland room heater.
Background
The electric oil-filled warmer is more and more popular with people because of the advantages of safety, sanitation, no peculiar smell, no noise, smaller occupied space, long service life, no harmful gas generation and the like. The existing electric oil heater mainly comprises a plurality of radiating fins, metal heating pipes, a temperature control element and the like, wherein the radiating fins are connected with each other through connecting parts at the upper end and the lower end, namely an upper oil bag and a lower oil bag, cavities are formed in the upper oil bag and the lower oil bag, heat conduction oil with higher specific heat capacity is filled in the metal heating pipes, the metal heating pipes are usually installed in the lower oil bags, an oil way is arranged inside each radiating fin, the upper end of the oil way is connected with the lower part of the upper oil bag, the lower end of the oil way is connected with the upper part of the lower oil bag, after the metal heating pipes start to work, the heat conduction oil can be heated up, convection circulation motion is generated in the oil bags and the oil ways of the radiating fins, and the shell material of the radiating fins is generally steel, so that the heat of the heat conduction oil can be transferred. However, the convection circulation motion of the heat conduction oil has the tendency that the heating oil moves upwards and the cooling oil moves downwards, and the surrounding air also has the tendency that the hot air moves upwards and the cold air moves downwards due to the natural convection phenomenon, so that the temperature of the shell around the lower oil pocket of the radiating fin is lower, and the integral temperature uniformity of the surface of the radiating fin is poorer.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the relatively poor defect of the fin surface bulk temperature homogeneity of the electric oil spit of fland room heater among the prior art to provide a fin and the oil spit of fland room heater that improve bulk temperature homogeneity.
The utility model discloses a first aspect provides a cooling fin, include:
the heat dissipation body is provided with at least two oil paths, the oil paths extend from the lower end to the upper end along the height direction of the heat dissipation body, and heat conduction oil is arranged in the oil paths;
the first oil pocket is arranged at the lower end of the heat dissipation body, a heating device is arranged in the first oil pocket and suitable for heating the heat conduction oil, the first oil pocket is communicated with the oil way, and the lower end of at least one oil way is connected below the first oil pocket.
The oil circuit at least comprises three paths, namely a first path, a second path and a third path, wherein the lower ends of the second path and the third path are connected below the first oil pocket.
The second path and the third path are respectively arranged at two sides of the first oil pocket.
Along the width direction of the heat dissipation body, the extension width of the first path is greater than the extension widths of the second path and the third path.
The extension widths of the second path and the third path are the same and are half of the extension width of the first path.
The heat sink further includes:
and the second oil pocket is arranged below the first oil pocket and communicated with the first oil pocket through the oil path.
The number of the second oil pockets is at least two, and the second oil pockets are respectively arranged on the left side and the right side of the first oil pocket.
The extending length of the second oil pocket is equal to the extending length of the first oil pocket along the direction vertical to the height of the heat radiation body.
The radiating fin further comprises a third oil pocket which is arranged at the upper end of the radiating body and communicated with the upper end of the oil way.
The utility model discloses the second aspect provides an oil spit of fland room heater, including two at least fin as above-mentioned.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a heat dissipation fin, through locating the lower extreme of heat dissipation body with first oil pocket, be equipped with heating device in the first oil pocket, heating device heats the conduction oil in the oil circuit when, the conduction oil of high temperature can upwards flow, connect the below at first oil pocket through the lower extreme with at least one oil circuit, make the conduction oil can flow to the below of first oil pocket when flowing along the oil circuit, make all there be the conduction oil to flow through around the first oil pocket, the temperature of heat dissipation body lower extreme has been improved, make the bulk temperature on fin surface more even.
2. The utility model provides a fin is connected in the below of first oil pocket through the lower extreme with more oil circuits for more conduction oil can flow to around the first oil pocket, has further improved the temperature of heat dissipation body lower extreme, has improved whole temperature homogeneity.
3. The utility model provides a fin, along the width direction of fin, through setting up the extension width that is greater than second way and third route with the extension width of first way for the on-way resistance loss of first way is littleer, and the conduction oil after the heating device heating can be followed first way upflow, and through second way and third route downflow again after with the heat dissipation body heat transfer, the temperature distribution that makes the fin left and right sides is more symmetrical.
4. The utility model provides a radiating fin sets up to the same through the extension width with second way and third route, and is the half of the extension width of first kind for when the temperature distribution of the fin left and right sides is more symmetrical, the fin is more pleasing to the eye.
5. The utility model provides a radiating fin sets up the second oil pocket through the below at first oil pocket, and the second oil pocket passes through oil circuit and first oil pocket intercommunication for can store some conduction oils in the second oil pocket, further improve the temperature of heat dissipation body lower extreme.
6. The utility model provides a fin, along the direction of perpendicular heat dissipation body height, set up the extension length of second oil pocket to equal with the extension length of first oil pocket for when establishing ties a plurality of fin together, if when on the room heater, the first oil pocket and the second oil pocket of adjacent fin can feed through respectively, make the lower extreme of heat dissipation body can store more conduction oils, have further guaranteed the temperature homogeneity on room heater surface, and can strengthen the bulk strength of fin.
7. The utility model provides a fin sets up the third oil pocket through the upper end at the heat dissipation body, and the third oil pocket communicates with the upper end of oil circuit for can gather in the third oil pocket after the conduction oil upward movement of high temperature, rather than direct downflow, guaranteed the temperature of fin top, in order to guarantee the heating effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a first mode of the heat sink of the present invention;
fig. 2 is a side view of a first mode of the heat sink of the present invention;
fig. 3 is a schematic view of the flow of heat transfer oil according to the first mode of the heat dissipation plate of the present invention;
fig. 4 is a partial schematic structural view of a first mode of the heat sink of the present invention;
fig. 5 is a side view of a second mode of the heat sink of the present invention;
fig. 6 is a schematic structural view of a third embodiment of the heat sink of the present invention;
fig. 7 is a schematic structural diagram of a first mode of the oil heater of the present invention;
fig. 8 is a schematic structural diagram of a second mode of the oil heater of the present invention.
Description of reference numerals:
1-a heat dissipation body; 2-a first oil pocket; 3-the first route; 4-the second way; 5-the third path; 6-second oil pocket; 7-third oil pocket.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 6, the present embodiment provides a heat sink including: a heat dissipating body 1 and a first oil pocket 2.
The heat dissipation body 1 is provided with at least two oil paths, the oil paths extend from the lower end to the upper end along the height direction of the heat dissipation body 1, and heat conduction oil is arranged in the oil paths; the lower extreme of heat dissipation body 1 is located to first oil pocket 2, is equipped with heating device in the first oil pocket 2, is suitable for and heats the conduction oil, and first oil pocket 2 and oil circuit intercommunication, and the lower extreme of at least one oil circuit is connected in the below of first oil pocket 2.
Through locating the lower extreme of heat dissipation body 1 with first oil pocket 2, be equipped with heating device in the first oil pocket 2, when heating device heated the conduction oil in the oil circuit, the conduction oil of high temperature can upwards flow, through the below of connecting the lower extreme of at least one oil circuit at first oil pocket 2, make the conduction oil along the oil circuit can flow to the below of first oil pocket 2 when flowing, make all there is the conduction oil to flow around first oil pocket 2, the temperature of 1 lower extreme of heat dissipation body has been improved, make the bulk temperature on fin surface more even.
The heat sink in this embodiment further includes a third oil pocket 7 disposed at the upper end of the heat sink body 1 and communicated with the upper end of the oil passage. Through setting up third oil pocket 7 in the upper end of heat dissipation body 1, third oil pocket 7 communicates with the upper end of oil circuit for can gather in third oil pocket 7 after the conduction oil upward movement of high temperature, rather than direct downward flow, guaranteed the temperature of fin top, in order to guarantee the heating effect. As an alternative embodiment, the heat transfer oil may flow upward along one oil path to the upper end and then flow downward along the other oil path without providing the third oil pocket 7.
The oil circuit is specifically provided with a plurality of types, as shown in fig. 1, the oil circuit in this embodiment includes three paths, a first path 3 disposed in the middle, and a second path 4 and a third path 5 respectively disposed at two sides of the first path 3, wherein a lower end of the first path 3 is connected to a top of the first oil pocket 2, an upper end of the first path 3 is connected to a bottom of the third oil pocket 7, along a width direction of the heat dissipation body 1, the second path 4 is disposed at a left side of the first oil pocket 2, one end of the second path 4 is connected to a bottom of the third oil pocket 7, the other end of the second path 4 is connected to a bottom of the first oil pocket 2, the third path 5 is disposed at a right side of the first oil pocket 2, one end of the third path 5 is connected to a bottom of the third oil pocket 7, and the other. The lower end of more oil ways is connected to the lower end of the first oil pocket 2, so that more heat conducting oil can flow to the periphery of the first oil pocket 2, the temperature of the lower end of the heat dissipation body 1 is further improved, and the integral temperature uniformity is improved. As a changeable implementation manner, the oil path may be set to two paths, wherein one path of the oil path allows the high-temperature heat transfer oil to flow upwards, and the other path allows the heat transfer oil after heat exchange to flow downwards, so as to complete circulation of the heat transfer oil; or the oil path is set to be four paths, two paths of heat conducting oil are used for flowing upwards, and two paths of heat conducting oil are used for flowing downwards.
As shown in fig. 3, in the width direction of the heat dissipation body 1 (the horizontal direction in fig. 3), i.e., in the direction perpendicular to the height direction of the heat dissipation body 1, the extension width of the first path 3 is greater than the extension widths of the second path 4 and the third path 5, and the extension widths of the second path 4 and the third path 5 are the same and are half of the extension width of the first path 3. The extension width of the first path 3 is set to be larger than the extension widths of the second path 4 and the third path 5, so that the on-way resistance loss of the first path 3 is smaller, the heat conduction oil heated by the heating device can flow upwards along the first path 3 and then flows downwards through the second path 4 and the third path 5 after exchanging heat with the heat dissipation body, and the temperature distribution of the left side and the right side of the heat dissipation sheet is more symmetrical. The extending widths of the second path 4 and the third path 5 are set to be the same and are half of the extending width of the first path 3, so that the temperature distribution of the left side and the right side of the radiating fin is more symmetrical, and the radiating fin is more attractive. As a changeable implementation manner, the extending width of the second path 4 may be different from the extending width of the third path 5, or the extending width of the first path 3 is not the maximum, or the extending widths of the first path 3, the second path 4 and the third path 5 may be specifically set according to actual needs.
As shown in fig. 1, the heat sink in this embodiment further includes two second oil pockets 6, which are disposed below the first oil pocket 2 and disposed on the left and right sides of the first oil pocket 2, respectively, the first oil pocket 2 and the second oil pockets 6 form a triangular shape, wherein one second oil pocket 6 is communicated with the first oil pocket 2 and the third oil pocket 7 through the second path 4, and the other second oil pocket 6 is communicated with the first oil pocket 2 and the third oil pocket 7 through the third path 5. Through set up second oil pocket 6 in the below of first oil pocket 2, second oil pocket 6 passes through the oil circuit and communicates with first oil pocket 2 for can store partly conduction oil in the second oil pocket 6, further improve the temperature of heat dissipation body 1 lower extreme. As an alternative embodiment, as shown in fig. 6, the second oil pocket 6 is not provided, but the second path 4 and the third path 5 only realize that the heat transfer oil flows to the lower part of the first oil pocket 2, for example, the first path 3, the second path 4 and the third path 5 jointly form a "W" shape at the first oil pocket 2. As a convertible embodiment, one, or three or more second oil pockets 6 may be provided, or the second oil pockets 6 may be provided corresponding to the oil passages.
In the direction perpendicular to the height of the heat dissipating body 1, i.e., in the thickness direction of the heat dissipating body 1, as shown in fig. 2 and 7, the extension length of the second oil pocket 6 in the present embodiment is equal to the extension length of the first oil pocket 2, and also equal to the extension length of the third oil pocket 7. The extension length of the second oil pocket 6 is set to be equal to that of the first oil pocket 2 and the third oil pocket 7, so that when a plurality of radiating fins are connected in series, if the radiating fins are arranged on the warmer, the first oil pocket 2, the second oil pocket 6 and the third oil pocket 7 of the adjacent radiating fins can be communicated respectively, more heat conducting oil can be stored at the lower end of the radiating body 1, the temperature uniformity of the surface of the warmer is further guaranteed, and the overall strength of the radiating fins can be enhanced. As an alternative embodiment, as shown in fig. 5 and 8, along the direction perpendicular to the height of the heat dissipating body 1, the extension length of the second oil pocket 6 may be smaller than the extension length of the first oil pocket 2, and the extension length of the first oil pocket 2 may be the same as the extension length of the third oil pocket 7, that is, when a plurality of fins are connected in series, the first oil pocket 2 and the third oil pocket 7 of adjacent fins are respectively communicated, and the second oil pockets 6 are independent from each other.
The volume of the third oil pocket 7 in this embodiment is larger than the volume of the first oil pocket 2, and the volume of the first oil pocket 2 is larger than the volume of the second oil pocket 6. The arrangement can save space, so that the integral volume of the radiating fin is smaller, and the cost is reduced. As a variable embodiment, the volumes of the first oil pocket 2, the second oil pocket 6, and the third oil pocket 7 may be the same, or the volumes of the first oil pocket 2 and the third oil pocket 7 may be the same and larger than the volume of the second oil pocket 6.
When the first oil pocket 2, the second oil pocket 6, the third oil pocket 7 and the oil path of the radiating fin are filled with heat conduction oil, the heat conduction oil can be filled to the lower part of the central position of the third oil pocket 7 and can not be filled, and certain spaces are required to be reserved to realize the heat expansion and cooling and convection circulation motion of the heat conduction oil. After the heating device in the first oil pocket 2 starts to work, the heat conduction oil can be heated up immediately, convection circulation movement is further generated, the heated heat conduction oil can move upwards through the first path 3 from the first oil pocket 2, enters the third oil pocket 7, then moves downwards through the second path 4 and the third path 5, enters the second oil pocket 6, and returns to the first oil pocket 2 through the communicated oil path, the heat of the heat conduction oil can be transmitted to the heat dissipation body 1 through heat conduction, and is transmitted to the surrounding air through natural convection and radiation, and the heating effect is achieved.
In order to enhance the convection circulation motion of the heat conduction oil, a small amount of heat conduction oil is prevented from being retained at the corners in the convection circulation motion process, and in consideration of aesthetic property, the first oil pocket 2, the second oil pocket 6 and the third oil pocket 7 in the embodiment can be made into drum-shaped structures, that is, the cross sections of the two ends of the oil pockets are circles with small radius, and the circles are closer to the middle, and the radius of the circles is larger. Because the side surface of the drum-shaped oil pocket is inclined, the heat conduction oil can slide along the inclined wall surface in the moving process, and a small amount of heat conduction oil can be prevented from being retained at a corner or an included angle.
As shown in fig. 7-8, a second aspect of the present invention provides an oil heater, comprising at least two cooling fins as described above.
Specifically, the oil-filled heater in this embodiment is an electric oil-filled heater, wherein 13 cooling fins are provided, the cooling body 1 is made of steel, the heating device is a metal heating pipe, and since the first oil pockets 2 of adjacent cooling fins are communicated with each other, the metal heating pipe can be provided as one, and the metal heating pipe traverses all the cooling fins. As an alternative embodiment, the number of fins may be specifically set according to actual needs. As an alternative embodiment, the heat dissipation body 1 may be made of other materials that are easily heat conductive. As an alternative embodiment, a plurality of metal heating pipes may be provided, and each metal heating pipe may be fixed to an end of a cavity formed by the first oil pockets 2 communicating with each other.
The heated heat conduction oil can move upwards to enter the third oil pocket 7, so the third oil pocket 7 can store a large amount of heat conduction oil, peripheral air can also show the trend that hot air moves upwards and cold air moves downwards due to the natural convection phenomenon, the temperature of the heat dissipation body 1 around the third oil pocket 7 is higher, the temperature of the heat dissipation body 1 around the first oil pocket 2 is lower, the integral temperature uniformity of the surface of the radiating fin is poor, after the second oil pocket 6 is arranged, the heated heat conduction oil can enter the second oil pocket 6 through the second path 4 and the third path 5, a certain amount of heat conduction oil can be stored in the second oil pocket 6, the temperature of the heat dissipation body 1 around the first oil pocket 2 can be further improved, the temperature uniformity of the integral surface of the radiating fin is further improved, and the heating effect of the heater is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A heat sink, comprising:
the heat dissipation device comprises a heat dissipation body (1), wherein at least two oil paths are arranged on the heat dissipation body (1), the oil paths extend from the lower end to the upper end along the height direction of the heat dissipation body (1), and heat conduction oil is arranged in the oil paths;
the heat dissipation body (1) is arranged on the lower end of the heat dissipation body (1), a heating device is arranged in the first oil pocket (2) and suitable for heating the heat conduction oil, the first oil pocket (2) is communicated with the oil way, and the lower end of at least one oil way is connected to the lower portion of the first oil pocket (2).
2. The heat sink according to claim 1, wherein the oil path comprises at least three paths, namely a first path (3), a second path (4) and a third path (5), and the lower ends of the second path (4) and the third path (5) are connected below the first oil pocket (2).
3. A fin as claimed in claim 2, wherein said second path (4) and said third path (5) are provided on both sides of said first oil pocket (2), respectively.
4. A fin as claimed in claim 2, wherein the first path (3) has an extension width greater than the extension widths of the second path (4) and the third path (5) in the width direction of the heat dissipating body.
5. A heat sink as claimed in claim 4, characterized in that the second (4) and third paths (5) have the same extension and are half the extension of the first path (3).
6. The heat sink as recited in any one of claims 1 to 5, further comprising:
and the at least one second oil pocket (6) is arranged below the first oil pocket (2), and the second oil pocket (6) is communicated with the first oil pocket (2) through the oil way.
7. The fin according to claim 6, wherein the number of the second oil pockets (6) is at least two, provided on the left and right sides of the first oil pocket (2), respectively.
8. A fin as claimed in claim 6, wherein the extension length of said second oil pocket (6) is equal to the extension length of said first oil pocket (2) in a direction perpendicular to the height of said heat dissipating body (1).
9. A fin according to any one of claims 1 to 5, further comprising a third oil pocket (7) provided at an upper end of said heat radiating body (1) and communicating with an upper end of said oil passage.
10. An oil-filled warmer, characterized by comprising at least two fins as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020794423.6U CN212132618U (en) | 2020-05-13 | 2020-05-13 | Fin and oil spit of fland room heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020794423.6U CN212132618U (en) | 2020-05-13 | 2020-05-13 | Fin and oil spit of fland room heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212132618U true CN212132618U (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020794423.6U Active CN212132618U (en) | 2020-05-13 | 2020-05-13 | Fin and oil spit of fland room heater |
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| Country | Link |
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| CN (1) | CN212132618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614804A (en) * | 2022-11-11 | 2023-01-17 | 珠海格力电器股份有限公司 | Electric oil heater capable of rapidly heating |
-
2020
- 2020-05-13 CN CN202020794423.6U patent/CN212132618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614804A (en) * | 2022-11-11 | 2023-01-17 | 珠海格力电器股份有限公司 | Electric oil heater capable of rapidly heating |
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