Warm air blower
By using a combination design of ceramic heating element and air guide bracket in the heater, the problem of excessive heat loss is solved, achieving efficient heating and energy saving, while providing comfortable heating and health care functions.
Patent Information
- Application Number
- CN202423032682.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2034-12-09
AI Technical Summary
Existing space heaters suffer from excessive heat loss, resulting in low heating efficiency.
The combination design of ceramic heating element and air guide bracket ensures that hot air can be blown out accurately from the air outlet, reducing heat loss, and improves heating efficiency through the high heating speed and high operating temperature of ceramic heating element.
It achieves precise hot air guidance, improves the heating efficiency of the heater, and has the effect of energy saving and consumption reduction. At the same time, the ceramic heating element can also release far-infrared rays, providing comfortable heating and health care functions.
Smart Images
Figure CN223909733U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of household appliances, in particular to a warm air blower. BACKGROUND
[0002] With the development of society and the improvement of living standards, people pay more and more attention to environmental protection and health, especially in daily necessities, such as the health performance requirements of household appliances are getting higher and higher.
[0003] The warm air blower is a common household appliance. In the prior art, the warm air blower usually comprises a heating body, a fan motor and an air outlet. After the airflow is heated by the heating body, the hot air is blown out of the air outlet by the fan motor, so as to heat the indoor environment. However, the hot air formed by the heating body of the existing warm air blower cannot be blown out in the direction of the air outlet, resulting in high heat loss of the warm air blower. CONTENT OF THE UTILITY MODEL
[0004] Therefore, it is necessary to provide a warm air blower to improve the problem of high heat loss of the existing warm air blower.
[0005] A warm air blower comprises:
[0006] a machine body, one side of the machine body is provided with an air inlet, and the other side of the machine body is provided with an air outlet;
[0007] a fan assembly arranged in the machine body and close to the air inlet;
[0008] a ceramic heating body arranged in the machine body and close to the air outlet; and
[0009] a wind guide bracket arranged in the machine body and located between the ceramic heating body and the air outlet.
[0010] In one of the embodiments, the ceramic heating body comprises a ceramic base and a main body part, the ceramic base has a hollow cavity, and the main body part is arranged in the hollow cavity.
[0011] In one of the embodiments, the ceramic heating body comprises a ceramic base and a heating film, the ceramic base has a hollow cavity, and the heating film is arranged on the side of the ceramic base facing the hollow cavity.
[0012] In one of the embodiments, the ceramic base and the main body part are integrally formed; and / or
[0013] a plurality of through holes are arranged on the main body part, and the shape of the through holes is any one of a circle, a square, a polygon and a hexagon.
[0014] In one of the embodiments, the heat-generating film is a nano-rare earth oxide heat-generating film sprayed on one side of the ceramic substrate facing the hollow cavity.
[0015] In one of the embodiments, at least one of the following technical solutions is further included:
[0016] The ceramic heat-generating body includes a plurality of ceramic heat-generating bodies arranged at intervals in the machine body.
[0017] The hand dryer further includes a fixing frame for fixing the ceramic heat-generating body, and the fixing frame is arranged in the machine body.
[0018] The hand dryer further includes a heat-dissipating member, and the heat-dissipating member is arranged in the machine body and close to the ceramic heat-generating body.
[0019] In one of the embodiments, the hand dryer includes the fixing frame and the heat-dissipating member, the fixing frame is provided with a mounting hole, the heat-dissipating member is arranged in the mounting hole, the heat-dissipating member has an inner cavity, and the ceramic heat-generating body is embedded in the inner cavity of the heat-dissipating member.
[0020] In one of the embodiments, a plurality of mounting holes are arranged at intervals in the height direction of the fixing frame, and the ceramic heat-generating body and the heat-dissipating member each include a plurality of members, each heat-dissipating member is arranged one-to-one corresponding to each mounting hole and each ceramic heat-generating body.
[0021] In one of the embodiments, at least one of the following technical solutions is further included:
[0022] The machine body includes a base shell, a top shell and a bottom shell, the base shell is a hollow structure with both ends open, the top shell is arranged at the top end opening of the base shell, the bottom shell is arranged at the bottom end opening of the base shell, one side of the base shell is provided with the air inlet, the other side of the base shell is provided with the air outlet, the fan assembly, the ceramic heat-generating body and the air guide support are arranged in the base shell.
[0023] A plurality of air guide holes are arranged at intervals in the height direction of the air guide support.
[0024] The hand dryer further includes a control panel, and the control panel is arranged in the machine body and electrically connected with the fan assembly.
[0025] The hand dryer further includes a base, and the base is arranged at the bottom end of the machine body.
[0026] The hand dryer further includes a face cover, and the face cover is arranged at the top end of the machine body.
[0027] In one of the embodiments, the control panel is electrically connected with an operating button for regulating operation of the fan heater and / or a display screen for displaying working conditions of the fan heater, and the operating button and the display screen are exposed to the machine body.
[0028] The fan heater has the advantages that: the fan assembly is used to suck flowing gas into the machine body through the air inlet, and then the flowing gas is blown to the ceramic heating body and flows out from the air outlet after being heated by the ceramic heating body, the air guide support is arranged between the ceramic heating body and the air outlet, so that the hot air formed by the ceramic heating body can be accurately blown to the air outlet, and unnecessary loss of heat is avoided; in addition, the ceramic heating body has the characteristics of high heating speed and high use temperature, so that the heating efficiency of the fan heater can be effectively improved, and the function of energy saving and consumption reduction can be achieved. BRIEF DESCRIPTION OF DRAWINGS
[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.
[0030] Figure 1 It is an explosion view of the fan heater in one embodiment;
[0031] Figure 2 It is a structural schematic view of the ceramic heating body of the fan heater in one embodiment;
[0032] Figure 3 It is a structural schematic view of the ceramic heating body of the fan heater in another embodiment.
[0033] Reference signs:
[0034] 100, fan heater; 110, machine body; 120, fan assembly; 130, ceramic heating body; 140, air guide support; 150, fixing frame; 160, heat dissipation piece; 170, control panel; 180, base; 190, face cover; 111, air inlet; 112, air outlet; 113, base shell; 114, top shell; 115, bottom shell; 131, ceramic base body; 132, main body part; 133, hollow cavity; 134, through hole; 135, heating film; 136, wiring end; 142, air guide hole; 152, mounting hole; 162, inner cavity; 172, operating button; 174, display screen; 192, operating button area; 1361, positive electrode wiring end; 1362, negative electrode wiring end. DETAILED DESCRIPTION
[0035] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0036] It should be noted that all directional indicators (such as up, down, left, right, front, back, etc.) in this utility model embodiment are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.
[0037] Furthermore, the use of terms such as "first" and "second" in this utility model is for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the term "and / or" throughout the text includes three solutions; taking A and / or B as an example, it includes technical solution A, technical solution B, and a technical solution that simultaneously satisfies A and B. Furthermore, the technical solutions of various embodiments can be combined with each other, but this must be based on the ability of a person skilled in the art to implement them. When the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.
[0038] like Figure 1 As shown, this utility model provides a space heater 100, which includes a body 110, a fan assembly 120, a ceramic heating element 130, and an air guide bracket 140. An air inlet 111 is provided on one side of the body 110, and an air outlet 112 is provided on the other side of the body 110. The fan assembly 120 is disposed inside the body 110 and is located near the air inlet 111. The ceramic heating element 130 is disposed inside the body 110 and is located near the air outlet 112. The air guide bracket 140 is disposed inside the body 110 and is located between the ceramic heating element 130 and the air outlet 112.
[0039] The fan assembly 120 sucks the flowing gas into the body 110 through the air inlet 111, then blows to the ceramic heating body 130 and flows out from the air outlet 112 after being heated by the ceramic heating body 130. The air guide bracket 140 is arranged between the ceramic heating body 130 and the air outlet 112, so that the hot air formed by the ceramic heating body 130 can be accurately blown to the air outlet 112, avoiding unnecessary loss of heat. In addition, the ceramic heating body 130 in the application has the characteristics of high heating speed and high use temperature, thereby effectively improving the heating efficiency of the fan heater 100, and also playing a role in energy saving and consumption reduction.
[0040] In an optional embodiment, the ceramic heating body 130 can release far infrared rays. When the far infrared rays act on the human body with hot air, the heating comfort is high, there is no dry feeling, and the human body function can be improved, antibacterial and bacteriostatic, and has better health care effect.
[0041] As shown in Figure 2 Optionally, the ceramic heating body 130 includes a ceramic base body 131 and a main body part 132. The cross section of the ceramic base body 131 can be circular ring shape. The ceramic base body 131 has a hollow cavity 133 which can be arranged at the center of the ceramic base body 131. The main body part 132 is arranged in the hollow cavity 133. Specifically, the main body part 132 is connected to the inner wall of the hollow cavity 133. Because the ceramic base body 131 has the hollow cavity 133 and the main body part 132 is arranged in the hollow cavity 133, the air can smoothly pass through the ceramic heating body 130.
[0042] Optionally, the ceramic base body 131 and the main body part 132 are integrally formed. Specifically, the ceramic base body 131 and the main body part 132 can be processed by silicon carbide ceramic.
[0043] As shown in Figure 2 Optionally, the main body part 132 is provided with a plurality of through holes 134 along the length direction thereof. The shape of the through holes 134 can be any one of circular, square, prismatic and hexagonal. Preferably, the aperture of the through holes 134 located at the edge of the main body part 132 is smaller than the aperture of the through holes 134 located at the middle of the main body part 132. Because the air flow resistance at the edge of the main body part 132 is larger, the smaller aperture of the through holes 134 at the edge of the main body part 132 can improve the hot air flow rate, thereby balancing the hot air flow rate of the entire ceramic heating body 130, so that the air outlet of the fan heater 100 is more gentle.
[0044] As shown in Figure 3As shown, the ceramic heating body 130 comprises a ceramic base 131 and a heating film 135, the cross section of the ceramic base 131 can be a circular ring, the ceramic base 131 has a hollow cavity 133 which can be arranged at the center of the ceramic base 131, and the heating film 135 is arranged on the side of the ceramic base 131 facing the hollow cavity 133. Specifically, the heating film 135 generates heat when powered on and conducts heat to the ceramic base 131. Optionally, the heating film 135 is a nano-rare earth oxide heating film sprayed on the side of the ceramic base 131 facing the hollow cavity 133.
[0045] As shown in the drawings, Figure 1 Preferably, the ceramic heating body 130 comprises a plurality of ceramic heating bodies 130 which are arranged in the machine body 110 at intervals.
[0046] As shown in the drawings, Figure 1 In an embodiment, the air heater 100 further comprises a fixing frame 150 for fixing the ceramic heating body 130, and the fixing frame 150 is arranged in the machine body 110. In an embodiment, the air heater 100 further comprises a heat dissipation member 160, which can be a metal or alloy heat dissipation member with a thermal conductivity greater than 100 W / (m·K), and the material of the heat dissipation member 160 is preferably copper or aluminum. The heat dissipation member 160 is arranged in the machine body 110 and close to the ceramic heating body 130, so as to better dissipate the heat generated by the ceramic heating body 130. Specifically, the fixing frame 150 and the fan assembly 120 are arranged in close contact, so that the fan assembly 120 sucks the flowing gas into the machine body 110 through the air inlet 111, and then blows it towards the ceramic heating body 130 and out of the air outlet 112 after being heated by the ceramic heating body 130.
[0047] In an embodiment, the air heater 100 comprises a fixing frame 150 and a heat dissipation member 160, the fixing frame 150 is provided with a mounting hole 152, and the heat dissipation member 160 is arranged in the mounting hole 152. The heat dissipation member 160 has an inner cavity 162, and the ceramic heating body 130 is embedded in the inner cavity 162 of the heat dissipation member 160.
[0048] In an embodiment, in order to improve the connection stability between the heat dissipation member 160 and the fixing frame 150, the shape of the mounting hole 152 matches the shape of the heat dissipation member 160. Specifically, the mounting hole 152 is a circular hole, and the cross section of the heat dissipation member 160 is circular. In an embodiment, in order to improve the connection stability between the ceramic heating body 130 and the heat dissipation member 160, the shape of the inner cavity 162 of the heat dissipation member 160 matches the shape of the ceramic heating body 130. Specifically, the inner cavity 162 of the heat dissipation member 160 is a circular cavity, and the cross section of the ceramic heating body 130 is circular.
[0049] Further, a plurality of mounting holes 152 are arranged in the height direction of the fixing frame 150, and the ceramic heating body 130 and the heat dissipation member 160 each include a plurality of members, and each heat dissipation member 160 is arranged in one-to-one correspondence with each mounting hole 152 and each ceramic heating body 130.
[0050] As shown in Figure 1 Further, the fixing frame 150 is arranged between the air guide support 140 and the fan assembly 120, a plurality of air guide holes 142 are arranged in the height direction of the air guide support 140, and the plurality of air guide holes 142 are uniformly and spacedly arranged along the height direction of the air guide support 140.
[0051] As shown in Figure 1 Further, the body 110 includes a base shell 113, a top shell 114, and a bottom shell 115, the base shell 113 is a hollow structure with both ends open, the top shell 114 is arranged at the top end opening of the base shell 113, the bottom shell 115 is arranged at the bottom end opening of the base shell 113, one side of the base shell 113 is provided with an air inlet 111, and the other side of the base shell 113 is provided with an air outlet 112, and the fan assembly 120, the ceramic heating body 130, and the air guide support 140 are arranged in the base shell 113.
[0052] As shown in Figure 1 Further, the fan heater 100 further includes a control panel 170, the control panel 170 can be a PCB board, the control panel 170 is arranged in the body 110 and is electrically connected with the fan assembly 120, and specifically, the control panel 170 is arranged at the top of the fixing frame 150.
[0053] As shown in Figure 3 In an optional embodiment, a wiring terminal 136 is electrically connected on the heating film 135, the wiring terminal 136 is electrically connected with the control panel 170, and specifically, two wiring terminals 136 are arranged on the heating film 220, the two wiring terminals 136 are a positive terminal 1361 and a negative terminal 1362 respectively, and both the positive terminal 1361 and the negative terminal 1362 are used to be electrically connected with the control panel 170 through a connecting wire.
[0054] Further, the control panel 170 is electrically connected with an operation button 172 for regulating the fan heater 100 and / or a display screen 174 for displaying the working condition of the fan heater 100, and the operation button 172 and the display screen 174 are exposed to the body 110. Specifically, the operation button 172 can include at least one of a switch button, a mode switching button, and a temperature adjusting button, and the operation button 172 and the display screen 174 are exposed and arranged on the top shell 114 of the body 110.
[0055] As shown in Figure 1As shown, further, the fan heater 100 further comprises a base 180, which is arranged at the bottom end of the body 110. Specifically, the base 180 is arranged at the bottom end of the bottom shell 115 of the body 110. Further, the fan heater 100 further comprises a face cover 190, which is arranged at the top end of the body 110. Specifically, the face cover 190 can be a glass face cover, which is arranged at the top end of the top shell 114 of the body 110. Further, the face cover 190 is provided with a display screen area corresponding to the display screen 174 and an operation button area 192 corresponding to the operation button 172.
[0056] The above are only preferred embodiments of the present application, and do not limit the patent range of the present application, and any equivalent structural transformation made by using the content of the present application specification and drawings, or directly / indirectly applied in other related technical fields under the utility model concept of the present application are included in the patent protection range of the present application.
Claims
1. A space heater, characterized in that, include: The body has an air inlet on one side and an air outlet on the other side. A fan assembly is disposed inside the housing and located near the air inlet; A ceramic heating element is disposed inside the body and positioned near the air outlet; as well as An air guide bracket is disposed inside the body and located between the ceramic heating element and the air outlet, so that the hot air generated by the ceramic heating element is blown toward the air outlet; The heater also includes a base and a cover, with the base located at the bottom of the unit and the cover located at the top of the unit.
2. The heater according to claim 1, characterized in that, The ceramic heating element includes a ceramic substrate and a main body. The ceramic substrate has a hollow cavity, and the main body is disposed within the hollow cavity.
3. The heater according to claim 1, characterized in that, The ceramic heating element includes a ceramic substrate and a heating film. The ceramic substrate has a hollow cavity, and the heating film is disposed on the side of the ceramic substrate facing the hollow cavity.
4. The heater according to claim 2, characterized in that, The ceramic substrate and the main body are integrally formed; and / or The main body is provided with multiple through holes, and the shape of the through holes can be any one of circular, square, prismatic, and hexagonal.
5. The warm air blower according to claim 3, characterized in that, The heating film is a nano-rare earth oxide heating film sprayed onto the side of the ceramic substrate facing the hollow cavity.
6. The heater according to claim 1, characterized in that, It also includes at least one of the following technical solutions: The ceramic heating element comprises a plurality of ceramic heating elements, which are spaced apart within the body; The heater also includes a mounting bracket for fixing the ceramic heating element, the mounting bracket being disposed inside the unit body; The heater also includes a heat dissipation component, which is disposed inside the body and close to the ceramic heating element.
7. The warm air blower according to claim 6, characterized in that, The heater includes the mounting frame and the heat dissipation component. The mounting frame is provided with mounting holes, the heat dissipation component is disposed in the mounting holes, the heat dissipation component has an inner cavity, and the ceramic heating element is embedded in the inner cavity of the heat dissipation component.
8. The heater according to claim 7, characterized in that, The mounting bracket has multiple mounting holes spaced apart along its height. The ceramic heating element and the heat sink are both multiple, and each heat sink is respectively configured to correspond one-to-one with each mounting hole and each ceramic heating element.
9. The warm air blower according to claim 1, characterized in that, It also includes at least one of the following technical solutions: The housing includes a base shell, a top shell, and a bottom shell. The base shell is a hollow structure with openings at both ends. The top shell is located at the top opening of the base shell, and the bottom shell is located at the bottom opening of the base shell. The air inlet is located on one side of the base shell, and the air outlet is located on the other side of the base shell. The fan assembly, the ceramic heating element, and the air guide bracket are all located inside the base shell. The air guide bracket is provided with multiple air guide holes at intervals along its height direction; The heater also includes a control board, which is located inside the unit body and electrically connected to the fan assembly.
10. The heater according to claim 9, characterized in that, The control board is electrically connected to operation buttons for adjusting the heater and / or a display screen for displaying the operating status of the heater. The operation buttons and the display screen are exposed on the body of the unit.