WO2012139277A1

WO2012139277A1 - Ptc heating warm air unit

Info

Publication number: WO2012139277A1
Application number: PCT/CN2011/072628
Authority: WO
Inventors: 乔兴军
Original assignee: Qiao Xingjun
Priority date: 2011-04-11
Filing date: 2011-04-11
Publication date: 2012-10-18
Also published as: CN202494163U

Abstract

A PTC heating warm air unit includes an assembling main body (1), a PTC heating element, a grill mesh (3), a backboard (4), a PCB board (6) and a dust-proof net (5). A frame (7) and a PTC heating element protecting cover (2) are also included. The PTC heating element is arranged in the PTC heating element protecting cover (2). The grill mesh (3), the PTC heating element protecting cover (2) and the PCB board (6) are arranged in the assembling main body (1) arranged in the frame (7). The backboard (4) and the dust-proof net (5) are arranged on the frame (7). The equipment is convenient for installation and has better safety.

Description

PTC heating heaters

The utility model relates to the technical field of a heater for heating air, in particular to a multi-function PTC heating heater.

Background technique

Small household electric heating products such as heaters are equipped with electric heating devices for heating air, water and other media. PTC heater refers to a positive temperature coefficient semiconductor functional ceramic heater. Before the temperature of the PTC, the resistance decreases with increasing temperature. Before the temperature changes from the transition temperature to the design maximum temperature, the resistance increases with temperature. Significant growth, the formation of the PTC effect, the use of PTC effect, according to different temperature coefficients, can be used for different purposes of PTC heaters, and its high reliability, easy to use, safe and power saving, etc. to replace the traditional heating device, Widely used in many fields such as power facilities, electronic equipment and the automotive industry.

However, the existing quartz heating or electric heating wire heating fan has a complicated structure, and consumes oxygen during heating, and is also easy to dry the air, which is disadvantageous for human breathing, and the like, because such heating device is directly Exposure to air, poor safety.

Utility model content

The purpose of the utility model is to provide a multifunctional PTC heating heater, which can overcome the existing defects, and the PTC heating element is provided with a protective cover, which is safe and reliable, and convenient to install.

In order to achieve the above object, the technical solution adopted by the utility model is:

The utility model relates to a multifunctional PTC heating heater, which comprises an assembly body, a PTC heating element, a grid mesh, a backboard, a PCB board and a dustproof net, wherein: the utility model further comprises a frame body, a PTC heating element protection cover and an acoustic system. The PTC heating element is fixed in the PTC heating element protection cover, the grid mesh, the PTC heating element protection cover and the PCB board are disposed in the assembly body, and the assembly body is disposed in the In the frame, the backboard and the dustproof net are disposed on the frame, and the sound system is disposed in the frame.

The above-mentioned multifunctional PTC heating heater further includes a fixing member, the fixing member is disposed in the assembly body, and the PTC heating element protection cover is disposed on the Fixings and assembly bodies.

The front surface of the assembly body is provided with a warm air exhaust port, and the grille net is fixed at the position of the warm air exhaust port.

Preferably, the above PCB board comprises a front PCB aluminum board and a bottom PCB board, and the front PCB aluminum board is connected to the bottom PCB board.

The above sound system is connected to the control panel or powered by an external power source, and the sound system is provided with a low voltage power interface.

The power supply control circuit described above further includes an aerobic bar disposed on an outer surface of the frame, connected to the control panel or powered by an external power source.

The power supply control circuit further includes a humidifier disposed on an outer surface of the frame and connected to the control panel or powered by an external power source.

Preferably, the above fixing member is an angle iron.

Preferably, the back plate is provided with a card slot, and the air filter is inserted into the card slot. After the above technical solution is adopted, the PTC heating element shield with the PTC heating element is directly installed in the assembly body, and then the assembly body is installed in the frame, thereby avoiding

Direct contact between the PTC heating element and the frame. Compared with the conventional use, the utility model has the advantages of high integration, good safety performance, convenient disassembly and assembly, and integrated audio and humidification functions.

DRAWINGS

1 is a schematic view of a component module of the present invention;

2 is a schematic structural view of a grid mesh assembled to an assembly body;

Figure 3 is a schematic view showing the structure of the front PCB aluminum plate assembled to the assembly body;

Figure 4 is a schematic view showing the structure of the bottom PCB board assembled to the assembly body;

Figure 5 is a schematic view of the structure of the fixing member assembled to the assembly body;

Figure 6 is a structural schematic view 2 of the fixing member assembled to the assembly body;

Figure 7 is a schematic view showing the structure of the PTC heating element shield assembled to the assembly body;

Figure 8 is a schematic view of the cooperation between the frame body and the assembly body;

Figure 9 is a schematic view of the cooperation between the backboard and the frame;

Figure 10 is a schematic view of the cooperation of the air filter backplane; Figure 11 is a bottom view of the frame;

Figure 12 is a block diagram of the PCB board.

detailed description

In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in FIG. 1 , the utility model discloses a multifunctional PTC heating heater, which comprises: an assembly body 1, a PTC heating element protection cover 2, a grid net 3, a back plate 4, a dustproof net 5, and a PCB board 6. , the frame 7 and the fixing member 8; wherein:

Referring to FIG. 2, the assembly main body 1 is provided with a warm air exhaust port 11, and in the embodiment, the grill net 3 is fixed to the rivet hole on the inner side of the front side of the assembly main body 1 by screws, that is, the warm air exhaust port. 11 location.

The PTC heating element is a standard component and is disposed in the PTC heating element shield 2.

The PCB board 6 includes a front PCB aluminum plate 61 and a bottom PCB board 62. As shown in FIG. 3, the front PCB aluminum plate 61 is assembled on the inner front side of the assembly body 1 by screws; as shown in FIG. 4, the bottom PCB is placed on the inner bottom surface of the assembly body 1. The board 62 is fixed and the corresponding interface of the front PCB aluminum board 61 and the bottom PCB board 62 is connected.

Referring to FIG. 12, the front PCB aluminum plate 61 is provided with a power control circuit including a power supply control circuit 63. The control circuit includes a control panel 631, an audio system 632, an oxygen bar 633, and a humidifier 634. 632 is disposed in the frame 7, and the oxygen bar 633 and the humidifier 634 are disposed on the outer surface of the frame 7. When in use, the heater is connected to the 120 V / 60HZ or 230V / 50 HZ power supply, press the power switch of the PCB board 6, the power indicator light is on, and the buzzer "叮" sounds, the control panel 631 power indicator lights, through the control Panel 631 can adjust the time and temperature. The whole machine is divided into two functions. The high-end is 1500W, the low-end is 750W, the other has no control panel, and there are two-speed switches for power selection. The audio system 632 inputs an external audio signal into its power amplifier board, opens the power amplifier board switch, can perform music playback, and can adjust the volume; when the power is turned on, the oxygen bar 633 will release negative ions to improve the air quality; After the power is turned on, the humidifier 634 works to humidify the air to a certain extent so that the air is not too dry. As another embodiment, the audio system 632, the oxygen bar 633, and the humidifier 634 can also be directly connected to the commercial power through the adapter. Thus, the function of the above components can be used separately without starting the host, which is advantageous for power saving.

In this embodiment, the fixing member 8 is an angle iron. Referring to FIGS. 5 and 6, the horizontal angle iron 8 is slid into the left and right side bends of the assembly body 1, and the flat head screws are fixed from the outer sides of the assembly body 1. Angle iron 8.

Referring to Fig. 7, the PTC heating element shield 2 is fixed to the vertical bending and angle iron 8 at the top of the assembly body 1 by self-tapping screws. Since the PTC heating element shield 2 is disposed on the back of the warm air exhaust port 11, the hot air can be blown out from the warm air exhaust port 11 by the fan.

Referring to Fig. 8, the assembly body 1 incorporating the PTC heating element shield 2 is assembled in the frame 7, and the assembly body 1 and the frame 7 are fixed.

Referring to FIG. 9, the power cord is passed through the power board of the backboard 4, the switch is fixed to the switch hole, and then the backboard 4 is fixed to the frame 7.

Referring to Fig. 10, the dustproof net 5 is inserted into the card position of the backboard 4 and fixed by screws. Referring to Fig. 11, the frame 7, the four corners of the bottom are also provided with wheels 71 which allow the warm fan to be easily moved.

The above description is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can easily think of it within the technical scope disclosed by the present invention. Changes or substitutions are intended to be covered by the scope of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of protection of the claims.

Claims

Claim

1. A multifunctional PTC heating heater comprising an assembly body, a PTC heating element, a grid mesh, a backboard, a PCB board and a dustproof net, characterized in that: further comprising a frame body, a PTC heating element The protective cover and the sound system, the PTC heating element is fixed in the PTC heating element protective cover, the grille net, the PTC heating element protective cover and the PCB board are disposed in the assembly body, and the assembly body is provided In the frame body, the back plate and the dustproof net are disposed on the frame, and the sound system is disposed in the frame.

2. The multifunctional PTC heating heater according to claim 1, further comprising: a fixing member, said fixing member being disposed in said assembly body, said PTC heating The component shield is disposed on the fixing member and the assembly body.

3. The multifunctional PTC heating heater according to claim 1 or 2, wherein: the front surface of the assembly body is provided with a warm air exhaust port, and the grille net is fixed at the The location of the warm air exhaust vents.

4. The multifunctional PTC heating heater according to claim 1 or 2, wherein: the PCB board comprises a front PCB aluminum board and a bottom PCB board, and the front PCB aluminum board is connected to the bottom PCB board.

The multi-functional PTC heating heater according to claim 1 or 2, wherein: the PCB board is provided with a power supply control circuit, which comprises a control panel and an oxygen bar, and the oxygen bar is provided. The outer surface of the frame is connected to the control panel or powered by an external power source.

6. The multi-function PTC heating heater according to claim 5, wherein: said power supply control circuit further comprises a humidifier, said humidifier being disposed in said frame The outer surface is connected to the control panel or powered by an external power source.

7. A multifunctional PTC heating heater according to claim 2, wherein: said fixing member is an angle iron.

The multi-function PTC heating heater according to claim 1 or 2, wherein: the back plate is provided with a card position, and the air filter is inserted in the card position. .