CN210345617U - High-power ceramic electric heater - Google Patents
High-power ceramic electric heater Download PDFInfo
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- CN210345617U CN210345617U CN201921184745.2U CN201921184745U CN210345617U CN 210345617 U CN210345617 U CN 210345617U CN 201921184745 U CN201921184745 U CN 201921184745U CN 210345617 U CN210345617 U CN 210345617U
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Abstract
The utility model relates to a high-power ceramic electric heater, which comprises a fan, a fixing frame and a heating body; the fan comprises a cylindrical shell and rotatable fan blades arranged in the shell; one end of the shell is provided with a first air outlet, and the other end of the shell is provided with a first air inlet; the fixed frame is arranged on the shell and communicated with the first air outlet; the fixing frame comprises a hollow frame body, and a second air outlet communicated with the first air outlet is formed in the inner side of the frame body; the vertex angle of the frame body is arranged to protrude out of the peripheral surface of the shell, and the size of the vertex angle is larger than the size of the inscribed square of the cross section of the shell; the heating element is arranged in the frame body, and the shape and the size of the heating element are matched with those of the frame body. The high-power ceramic electric heater has the advantages of large output power, small occupied space, low manufacturing cost and simple and convenient manufacturing process.
Description
Technical Field
The utility model relates to a domestic appliance, more specifically say, relate to a high-power ceramic electric heater.
Background
In the small ceramic electric heater in the market, the width size of the product is about 200-. Due to the limitation of the heating characteristic of the ceramic and the limitation of the size and the wind speed of a fan, most of power in the market can only achieve 1500W-2000W/230V/50 Hz. The heating power of the ceramic electric heater is related to the following factors: fan speed, heater size; the wind speed is increased, although the product power can be increased, the diameter of the fan blade needs to be increased or the rotating speed of the motor needs to be increased; the diameter of the fan blade is increased, so that the product power can be improved, but the size of the product is increased; the rotating speed of the motor is increased, although the product power can be increased, the motor with higher rotating speed is needed, the rotating speed of the motor is limited, and the rotating speed cannot be increased infinitely due to the limitation of cost; and the rotating speed of the motor is increased, so that the product is more noisy, and the commodity is lost. Therefore, a product capable of increasing power under the condition of not increasing the diameter of the fan blade and not increasing the rotating speed of the motor is designed, and is an urgent need in the current market.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in that, a high-power ceramic electric heater of modified is provided.
The utility model provides a technical scheme that its technical problem adopted is: a high-power ceramic electric heater is constructed, and comprises a fan, a fixing frame and a heating body;
the fan comprises a cylindrical shell and rotatable fan blades arranged in the shell; one end of the shell is provided with a first air outlet, and the other end of the shell is provided with a first air inlet; the fixed frame is arranged on the shell and communicated with the first air outlet;
the fixing frame comprises a hollow frame body, and a second air outlet communicated with the first air outlet is formed in the inner side of the frame body; the vertex angle of the frame body is arranged to protrude out of the peripheral surface of the shell, and the size of the vertex angle is larger than the size of the inscribed square of the cross section of the shell;
the heating element is arranged in the frame body, and the shape and the size of the heating element are matched with those of the frame body.
Preferably, a circular air duct communicated with the first air outlet and the first air inlet is formed on the inner side of the shell;
the ratio of the transverse size and/or the longitudinal size of the inner side of the frame body to the diameter of the fan blade is 0.8-1.0.
Preferably, the diameter of the fan blade is 130-150 mm;
the transverse size and/or the longitudinal size of the inner side of the frame body is 88 mm-130 mm;
the transverse size and/or the longitudinal size of the heating element is 88 mm-130 mm;
the longitudinal section area of the heating element is more than 8448mm2。
Preferably, the frame is a rectangular frame or a square frame.
Preferably, the fan further comprises a driving mechanism for driving the fan blades to rotate;
the drive mechanism includes a motor.
Preferably, the heat-generating body includes a ceramic heat-generating body.
Preferably, the heat generating body includes a heat generating sheet having a shape and a size equivalent to those of the frame.
Preferably, the fixing frame is integrally formed with the housing.
Preferably, the fixing frame is detachably connected with the shell.
Preferably, the high-power ceramic electric heater further comprises a casing; the fan, the fixing frame and the heating body are arranged in the shell.
Implement the utility model discloses a high-power ceramic electric heater has following beneficial effect: the high-power ceramic electric heater is characterized in that the vertex angle of the frame body of the fixing frame protrudes out of the outer peripheral surface of the shell of the fan, the size of the vertex angle of the frame body of the fixing frame is larger than the size of the inscribed square of the cross section of the shell, and the heating body with the shape and the size matched with the shape and the size of the frame body is arranged in the frame body, so that the power can be improved by increasing the size of the second air outlet and the size of the heating body, the product power can be improved to 2000-2400W, the product has larger power output, and the product has higher competitiveness in the same industry. The high-power ceramic electric heater has the advantages of large output power, small occupied space, low manufacturing cost and simple and convenient manufacturing process.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic view of a three-dimensional structure of a blower and a fixing frame of a high-power ceramic electric heater according to some embodiments of the present invention;
fig. 2 is a schematic structural view of the high-power ceramic electric heater shown in fig. 1, in which a blower is engaged with a fixing frame at another angle;
FIG. 3 is a front view of the blower of the high power ceramic electric heater shown in FIG. 1 engaged with a fixing frame;
FIG. 4 is a rear view of the blower of the high power ceramic electric heater shown in FIG. 1 engaged with the fixing frame;
FIG. 5 is a side view of the blower of the high power ceramic electric heater shown in FIG. 1 engaged with a fixing frame;
fig. 6 is an exploded view of the high power ceramic electric heater shown in fig. 1.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 and 6 show a preferred embodiment of the high power ceramic electric heater of the present invention. The high-power ceramic electric heater can be placed in a room for heating. The ceramic electric heater can realize 2000-2400W power output and has the advantages of large output power, small occupied space, low manufacturing cost and simple and convenient manufacturing process.
As shown in fig. 1 and 6, the high power ceramic electric heater may include a casing, a blower 10, a fixing frame 20, and a heating element 30. The inner side of the casing can be used to form a mounting cavity for the blower 10, the fixing frame 20 and the heating element 30 to be mounted therein. The blower 10 may be used to dissipate heat generated from the heating body 30. The fixing frame 20 can be installed on the blower 10, and the heating element 30 can be installed.
Further, in some embodiments, the wind turbine 10 may include a housing 11, blades 12, and a drive mechanism 13; the housing 11 may be cylindrical, and may be a hollow structure, which may be used for mounting the fan blade 12. The fan blades 12 are rotatably disposed in the housing 11, and can generate an air flow by rotation to draw wind into the fixing frame 20. The driving mechanism 13 is connected to the fan blade 12, and can be used to drive the fan blade 12 to rotate.
As shown in fig. 1 to 6, further, in some embodiments, the housing 11 may be made of plastic or metal, one end of the housing may be provided with a first air outlet 111, the other end of the housing may be provided with a first air inlet 112, and an air duct 113 communicating with the first air outlet 111 and the first air inlet 112 may be formed inside the housing 11; the radial dimension of the first outlet port 111 can be smaller than the radial dimension of the first inlet port 112, although it is understood that in other embodiments, the radial dimension of the first outlet port 111 can be comparable to the radial dimension of the first inlet port 112. In some embodiments, the air duct 113 may be circular, and in other embodiments, the air duct 113 may not be limited to being circular.
Further, in some embodiments, the fan blade 12 may include three blades; the three blades can be integrally formed and are arranged at intervals along the circumferential direction; it will be appreciated that in other embodiments, the number of vanes may not be limited to three, which may be four or five, or more. In some embodiments, the fan blade 12 may be made of metal, and it will be appreciated that in other embodiments, the fan blade 12 may be made of a high temperature resistant plastic. The radial dimension of the fan blade 12 may be 130 mm; it is understood that in other embodiments, the radial dimension of the fan blade 12 may not be limited to 130 mm; the radial dimension of the material can be 120-150 mm.
Further, in some embodiments, the driving mechanism may be a motor, and an output shaft thereof is connected to the fan blade 12, which can be used to drive the fan blade 12 to rotate, so as to generate an air flow, thereby facilitating the heat dissipation of the heating element 30.
As shown in fig. 1 to 5, in some embodiments, the fixing frame 20 may be disposed on the housing 11 and may be in communication with the first air outlet 111, which is used for installing the heating element 30. The fixing frame 20 may be integrally formed with the housing 11, which may be formed by injection molding. It is understood that in other embodiments, the fixing frame 21 can be detachably connected to the housing 11, and the fixing frame 21 and the housing 11 can be connected by a connecting assembly.
The holder 20 may include a frame 21; the frame 21 may be a hollow structure, which may be a rectangular frame 21; it will be appreciated that in other embodiments, it may not be limited to a rectangular frame, but it may also be a square frame. A second air outlet 211 can be formed on the inner side of the frame 21; the second outlet 211 can be in communication with the first outlet 111; so that the heated gas is discharged. The top corner of the frame 21 protrudes the outer peripheral surface of the housing 11, so that the size of the frame 21 is larger than the size of the inscribed square of the cross section of the housing 11, the size of the second air outlet 211 can be increased, the air output can be increased, the product power can be improved to 2000 + 2400W, the product has larger power output, and the product is more competitive in the same industry.
As shown in FIG. 4, the ratio of the lateral dimension of the inner side of the frame 21 to the diameter of the fan blade is 0.8 to 1.0. In some embodiments, the transverse dimension of the inner side of the frame 21 is 88-93 mm; specifically, it may be 89 mm; the longitudinal dimension is 120 plus or minus 10 mm; in particular, it may be 121 mm; it is understood that in other embodiments, the transverse dimension of the inner side of the frame 21 may be 110-115 mm; the longitudinal dimension of the inner side of the frame body 21 can be 96 +/-10 mm; in other embodiments, the transverse dimension of the inner side of the frame 21 may be 88-93 mm; the longitudinal dimension of the inner side of the frame body 21 is not limited to 120 ± 10 mm; while the longitudinal dimension of the inside of the frame body 21 may be 110mm to 115mm, the lateral dimension of the inside of the frame body 21 is not limited to 96 ± 10 mm.
Further, in some embodiments, the shape and size of the heat generating body 30 may be the same as the shape of the frame body 21And the size is adaptive, so that the heating and radiating area can be increased, and the power can be improved. In some embodiments, the heat generating body 30 may be a sheet, which may be a heat generating sheet, and the shape and size of the heat generating sheet may be equivalent to those of the frame. Specifically, the heat generating sheet may be rectangular, may be disposed inside the frame 21, and may be detachably connected to the frame 21. The heating element 30 may be a ceramic heating element 30 that can generate heat in an energized state. It is understood that, in other embodiments, the heating element 30 may not be limited to be made of ceramic material, but may also be made of metal material. The heating body 30 may not be limited to a sheet shape, and may include a plurality of heating wires. The plurality of heating wires can be arranged side by side to form a rectangular shape. When the transverse dimension of the heating element 30 is 88. + -.2, the longitudinal dimension of the heating element 30 is 120. + -.10 mm; or when the lateral dimension of the heat-generating body 30 is 110. + -.2 mm, and the longitudinal dimension of the heat-generating body 30 is 96. + -.10 mm. The heat-generating body 30 is preferably 88 or 110mm in the transverse dimension and 96 or 120mm in the longitudinal dimension. In some embodiments, the longitudinal section area of the heating element is larger than 8448mm2。
It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (10)
1. A high-power ceramic electric heater is characterized by comprising a fan (10), a fixing frame (20) and a heating body (30);
the fan (10) comprises a cylindrical shell (11) and a rotatable fan blade (12) arranged in the shell (11); a first air outlet (111) is formed in one end of the shell (11), and a first air inlet (112) is formed in the other end of the shell (11); the fixed frame (20) is arranged on the shell (11) and communicated with the first air outlet (111);
the fixed frame (20) comprises a hollow frame body (21), and a second air outlet (211) communicated with the first air outlet (111) is formed in the inner side of the frame body (21); the vertex angle of the frame body (21) is arranged to protrude out of the outer peripheral surface of the shell (11), and the size of the vertex angle is larger than the size of the inscribed square of the cross section of the shell (11);
the heating element (30) is provided in the frame body (21), and the shape and size thereof are adapted to the shape and size of the frame body (21).
2. The high power ceramic electric heater according to claim 1, wherein a circular air duct (113) communicating with the first air outlet (111) and the first air inlet (112) is formed inside the housing (11);
the ratio of the transverse dimension and/or the longitudinal dimension of the inner side of the frame body (21) to the radial dimension of the fan blade (12) is 0.8-1.0.
3. The high power ceramic electric heater according to claim 2, characterized in that the radial dimension of the fan blades (12) is larger than 125 mm-150 mm;
the transverse size and/or the longitudinal size of the inner side of the frame body (21) is 88 mm-130 mm;
the transverse size and/or the longitudinal size of the heating element (30) is 88 mm-130 mm;
the longitudinal section area of the heating body (30) is more than 8448mm2。
4. The high power ceramic electric heater according to claim 1, wherein the frame (21) is a rectangular frame or a square frame.
5. The high power ceramic electric heater according to claim 1, wherein the fan (10) further comprises a driving mechanism (13) for driving the fan blades (12) to rotate;
the drive mechanism (13) comprises a motor.
6. The high power ceramic electric heater according to claim 1, wherein the heating element (30) comprises a ceramic heating element.
7. The high power ceramic electric heater according to claim 1, wherein the heating element (30) includes a heating sheet having a shape and size equivalent to those of the frame body (21).
8. The high power ceramic electric heater according to claim 1, wherein the fixing frame (20) is integrally formed with the housing (11).
9. The high power ceramic electric heater according to claim 1, wherein the fixing frame (20) is detachably connected to the housing (11).
10. The high power ceramic electric heater of claim 1, wherein the high power ceramic electric heater further comprises a housing; the fan (10), the fixing frame (20) and the heating body (30) are arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921184745.2U CN210345617U (en) | 2019-07-25 | 2019-07-25 | High-power ceramic electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921184745.2U CN210345617U (en) | 2019-07-25 | 2019-07-25 | High-power ceramic electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210345617U true CN210345617U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921184745.2U Active CN210345617U (en) | 2019-07-25 | 2019-07-25 | High-power ceramic electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210345617U (en) |
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2019
- 2019-07-25 CN CN201921184745.2U patent/CN210345617U/en active Active
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