Fan PTC heating device

Abstract

The utility model provides a fan PTC (Positive Temperature Coefficient) heating device, which relates to the technical field of heaters and comprises a heater and a fan, the heater comprises a heating strip, the heating strip is connected with a plurality of radiating fins, a radiating gap is arranged between one radiating fin and another radiating fin, and the fan drives air to pass through the radiating gap so as to take out heat radiated by the heating strip. The beneficial effects of the utility model are that the fan connected with the heater is arranged, the fan can rapidly dissipate heat emitted by the heater, so that the heat emitted by the heater can be more fully utilized, and two implementation modes are set, when the temperature of hot air needing heat dissipation in a use scene is higher, the heat dissipation effect is better, and the heat dissipation effect is better. The mode that one end of each cooling fin is tightly attached to the surface of the draught fan can be selected, when the amount of hot air needing to be cooled in a using scene is large, the mode that an addition air inlet gap is formed between one end of each cooling fin and the surface of the draught fan can be selected, and therefore the selectable modes are diversified, and the using scenes are more diversified.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heating device, especially a fan PTC heating device. BACKGROUND

[0002] The PTC heating device is an electric heater made of positive temperature coefficient material, and the PTC heating device does not emit red light and has no open flame when heating, and thus is not easy to burn, so that the PTC heating device has high safety and is widely used in various fields such as household appliances and automobiles, such as air conditioners, hot air curtain machines, dehumidifiers, drying machines, clothes dryers, warm air machines, and bath heaters.

[0003] The Chinese patent document (publication number: CN201499328U, patent name: a heat-conducting aluminum pipe of a PTC heating device and the PTC heating device) discloses the technical content as follows: the heat-conducting aluminum pipe is a cavity with open ends, and the upper surface and the lower surface are respectively provided with grooves, and the thickness of the aluminum pipe wall is 0mm-1.5mm; the PTC heating device comprises a heating core and a heat-dissipating aluminum strip; the heating core is formed by passing a ceramic PTC heating element, an insulating ceramic sheet, a conductive electrode, and an insulating layer through the cavity of the heat-conducting aluminum pipe and being pressed; the heat-dissipating aluminum strip is pasted on the upper and lower surfaces of the heat-conducting aluminum pipe in the heating core. The utility model provides a heat-conducting aluminum pipe of a PTC heating device with lower cost and more reasonable structure, and a PTC heating device with better heat conduction performance and more excellent insulation performance.

[0004] From the above embodiment, it can be seen that the heating device only has the function of heating, and does not have the function of quickly and directionally transmitting heat, so that the heat dissipation is slow and the heat dissipation range is small when in use, and the heating device is not fully utilized. UTILITY MODEL CONTENT

[0005] The utility model overcomes the shortcomings in the prior art, and is provided with a fan connected with the heating device, so that the fan can quickly dissipate the heat emitted by the heating device, and the heat emitted by the heating device can be more fully utilized.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical scheme:

[0007] A fan PTC heating device comprises a heating device and a fan, the heating device comprises a heating strip, the heating strip is connected with a plurality of heat-dissipating fins, a heat-dissipating gap is arranged between the heat-dissipating fins and another heat-dissipating fin, and the fan drives air to pass through the heat-dissipating gap, so as to take out the heat dissipated by the heating strip.

[0008] Furthermore, the heat-dissipating fins and the heating strip are inserted together, one end of the heat-dissipating fins is tightly attached to the surface of the fan or a gas inlet gap is arranged between one end of the heat-dissipating fins and the surface of the fan.

[0009] Further, the heat dissipation fin comprises a heat dissipation main plate, and the heat dissipation main plate is connected with the spacing edge strip at both ends.

[0010] Further, an angle is formed between the heat dissipation main plate and the spacing edge strip, and the end of the spacing edge strip away from the heat dissipation main plate abuts against another heat dissipation fin.

[0011] Further, two heat generator connecting edge plates are arranged at both sides of the heat generator, and the heat dissipation fin is arranged between the two heat generator connecting edge plates.

[0012] Further, the heat generator connecting edge plate is connected with an edge sleeve.

[0013] Further, both ends of the heat strip are inserted into the edge sleeve, and the edge sleeve comprises a first sleeve frame and a second sleeve frame.

[0014] The size of the first sleeve frame is larger than that of the second sleeve frame.

[0015] The second sleeve frame is inserted into the connecting edge plate, and the first sleeve frame is arranged on the side of the connecting edge plate close to the heat dissipation fin.

[0016] Further, a fan guard is arranged on the side of the fan away from the heat generator.

[0017] Further, a turning connecting plate is arranged at the lower end of the connecting edge plate, the turning connecting plate is perpendicular to the main plate of the connecting edge plate, and the turning connecting plate is connected with the fan.

[0018] Compared with the prior art, the heat dissipation device has the following beneficial effects:

[0019] 1. The fan connected with the heat generator is arranged, and the fan can quickly dissipate the heat generated by the heat generator, so that the heat generated by the heat generator can be more fully utilized.

[0020] 2. Two implementation manners are arranged, when the hot air temperature required by the use scene needs to be dissipated, the form that one end of the heat dissipation fin is close to the surface of the fan can be selected, and when the hot air volume required by the use scene needs to be dissipated, the form that the heat dissipation fin is provided with a quantity-increasing air inlet gap between one end and the surface of the fan can be selected, so that the selected manner is various, and the use scene is more various. DRAWINGS

[0021] The drawings are used to provide a further understanding of the heat dissipation device, are used together with the embodiments of the heat dissipation device to explain the heat dissipation device, and do not constitute a limitation on the heat dissipation device, and in the drawings:

[0022] Figure 1 It is a general schematic view of the heat generating device of the first embodiment of the heat dissipation device.

[0023] Figure 2It is the overall schematic view of the heating device of the second embodiment of the utility model;

[0024] Figure 3 It is the side view of the heating device of the first embodiment of the utility model;

[0025] Figure 4 It is the side view of the heating device of the second embodiment of the utility model;

[0026] Figure 5 It is the explosion schematic view of the heating device of the first embodiment of the utility model;

[0027] Figure 6 It is the explosion schematic view of the heating device of the second embodiment of the utility model;

[0028] Figure 7 It is the explosion schematic view of the heating device of the second embodiment of the utility model;

[0029] Figure 8 It is the explosion schematic view of the heating device of the second embodiment of the utility model.

[0030] In the drawing: 1, heating device;101, heating strip;102, heating device connecting edge board;1021, turning connecting plate;103, heat sink;1031, heat sink main plate;1032, interval edge strip;104, edge sleeve;1041, first sleeve frame;1042, second sleeve frame;2, fan;3, fan guardrail;4, increased air inlet gap. DETAILED DESCRIPTION

[0031] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described herein are only used for illustrating and explaining the utility model, and are not used for limiting the utility model.

[0032] As Figures 1 to 8 shown, a fan PTC heating device, including heating device 1 and fan 2, heating device 1 includes heating strip 101, heating strip 101 is connected with several heat sinks 103, and heat sink 103 is provided with heat dissipation gap between another heat sink 103, heating strip 101 is electrified and heated, and heat is transmitted to heat sink 103, fan 2 drives air to pass through heat dissipation gap, thereby taking out the heat emitted by heating strip 101, so that the heat emitted by heating device 1 can be more fully utilized, and the heat emitted by heating device 1 can be directionally controlled to make the heat generated by heating device 1 be accurately utilized to the place needing heating.

[0033] The heat dissipation fin 103 is inserted with the heat generating strip 101, one end of the heat dissipation fin 103 is close to the surface of the fan 2 or the air inlet gap 4 is arranged between one end of the heat dissipation fin 103 and the surface of the fan 2, the lower end of the connecting side plate 102 is provided with the turning connecting plate 1021, the turning connecting plate 1021 is perpendicular to the main plate of the connecting side plate 102, and the turning connecting plate 1021 is connected with the fan 2.

[0034] When the scene needs to dissipate heat, the hot air temperature is higher, the mode shown in the first embodiment of Figure 1 、 Figure 3 、 Figure 5 and Figure 7 may be selected, one end of the heat dissipation fin 103 is close to the surface of the fan 2, and the turning connecting plate 1021 is bent towards one side of the heat dissipation fin 103, so that air can only be brought in by the fan 2, and the air is gathered at the center of the heat dissipation fin 103, so that the air flow through the heat generator 1 is smaller each time, and the flow rate is slower, so that the temperature of the air heated is higher, which is suitable for scenes requiring higher temperature.

[0035] When the scene needs to dissipate heat, the hot air volume is larger, the mode shown in the second embodiment of Figure 2 、 Figure 4 、 Figure 6 and Figure 8 may be selected, the air inlet gap 4 is arranged between one end of the heat dissipation fin 103 and the surface of the fan 2, and the turning connecting plate 1021 is bent towards the side away from the heat dissipation fin 103, so that air can be brought in not only by the fan 2 but also through the air inlet gap 4, and because the turning connecting plate 1021 is bent towards the side away from the heat dissipation fin 103, the air inlet of the heat generator 1 is larger than that in the first embodiment, so that the air flow through the heat generator 1 is larger each time, and thus it is suitable for scenes requiring larger air speed.

[0036] The heat dissipation fin 103 includes the heat dissipation main plate 1031, the heat dissipation main plate 1031 is connected with the spacing side strip 1032 at both ends, an angle is formed between the heat dissipation main plate 1031 and the spacing side strip 1032, one end of the spacing side strip 1032 away from the heat dissipation main plate 1031 abuts against another heat dissipation fin 103, the spacing side strip 1032 makes every two heat dissipation fins 103 contact together, so that the connection between the heat dissipation fins 103 is more stable, and the spacing side strip 1032 forms a heat dissipation gap between every two heat dissipation fins 103, so that air can flow through the heat dissipation gap to take away the heat emitted by the heat dissipation fin 103.

[0037] Two heat generator connecting side plates 102 are arranged on two sides of the heat generator 1, and the heat radiating fins 103 are arranged between the two heat generator connecting side plates 102, the heat generator connecting side plates 102 are connected with the side sleeve 104, the two ends of the heat generating strip 101 are inserted with the side sleeve 104, the side sleeve 104 comprises a first sleeve frame 1041 and a second sleeve frame 1042, the size of the first sleeve frame 1041 is larger than the size of the second sleeve frame 1042, the second sleeve frame 1042 is inserted with the connecting side plate 102, and the first sleeve frame 1041 is located on the side of the connecting side plate 102 close to the heat radiating fins 103, so that the side sleeve 104 connects the heat generator connecting side plate 102 with the heat generating strip 101, and the connection of the heat generator connecting side plate 102, the heat generating strip 101 and the heat radiating fins 103 is more stable.

[0038] The fan guard 3 is arranged on the side of the fan 2 away from the heat generator 1, the fan guard 3 can prevent the user from accidentally putting the hand or other body parts into the fan 2 and being injured, and can also prevent other foreign matters from flying into the fan 2 and causing damage to the fan blade of the fan 2.

[0039] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application is described in detail with reference to the embodiments, for the person skilled in the art, the technical solution recorded in the foregoing embodiments can be modified, or some technical features can be replaced, but any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A fan PTC heat generating device characterized by comprising: It includes a heating device (1) and a fan (2), the heating device (1) includes a heating strip (101), the heating strip (101) is connected with several radiating fins (103), the radiating fins (103) are provided with radiating gaps between another radiating fin (103), the fan (2) drives air to pass through the radiating gaps, thereby taking out the heat emitted by the heating strip (101).

2. The fan PTC heat generating device according to claim 1, characterized by The radiating fin (103) is inserted with the heating strip (101), one end of the radiating fin (103) is close to the surface of the fan (2) or the one end of the radiating fin (103) is provided with a plus air gap (4) between the surface of the fan (2).

3. The fan PTC heat generating device according to claim 2, characterized by The radiating fin (103) includes a radiating main plate (1031), the radiating main plate (1031) is connected with interval side bars (1032) at both ends.

4. The fan PTC heat generating device according to claim 3, wherein The radiating main plate (1031) and the interval side bar (1032) form an included angle, one end of the interval side bar (1032) away from the radiating main plate (1031) abuts against another radiating fin (103).

5. The fan PTC heat generating device according to claim 4, wherein Both sides of the heating device (1) are provided with two heating device connecting side plates (102), the radiating fin (103) is arranged between the two heating device connecting side plates (102).

6. The fan PTC heat generating device according to claim 5, wherein The heating device connecting side plate (102) is connected with a side sleeve (104).

7. The fan PTC heat generating device according to claim 6, wherein Both ends of the heating strip (101) are inserted with the side sleeve (104), the side sleeve (104) includes a first sleeve frame (1041) and a second sleeve frame (1042); The size of the first sleeve frame (1041) is larger than the size of the second sleeve frame (1042); The second sleeve frame (1042) is inserted with the connecting side plate (102), and the first sleeve frame (1041) is located at one side of the connecting side plate (102) close to the radiating fin (103).

8. The fan PTC heat generating device according to any one of claims 1 to 7, characterized by, The fan (2) is provided with a fan guardrail (3) away from the heating device (1) on one side.

9. The fan PTC heat generating device according to any one of claims 5 to 7, characterized by The lower end of the connecting side plate (102) is provided with a turning connecting plate (1021), the turning connecting plate (1021) and the main plate of the connecting side plate (102) are perpendicular to each other, and the turning connecting plate (1021) is connected with the fan (2).

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