Air heating machine

Abstract

The utility model discloses an air heater which comprises a box body and an end cover arranged on the box body, a first volute air duct, a second volute air duct and a third volute air duct which are not communicated with one another are sequentially arranged in the box body, and a warm air fan is arranged in each of the first volute air duct and the second volute air duct. A ventilation fan is arranged in the third volute air duct, air outlets of the first volute air duct and the second volute air duct face the heating assembly, and the heating assembly comprises an air inducing module, a supporting module, a heating module and an air outlet module. The air inducing module is arranged on the inner side of the box body and extends to air outlets of the first volute air duct and the second volute air duct, the supporting modules are arranged on the two sides of the air inducing module, the heating module is arranged at the upper ends of the two supporting modules, and the air outlet module is erected on the box body and wraps the heating module. And the upper end of the air outlet module penetrates out of the outer side of the end cover. According to the utility model, high-power and large-air-volume rapid heating can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of heating equipment, in particular to an air heater. Background Art

[0002] The current air heater uses a fan to drive air flow and generates hot air through a heating element to achieve indoor temperature increase. Compared with traditional lamp-heated bathroom heaters, air-heated bathroom heaters provide a more comfortable heating experience. For example, a wind heating device disclosed in patent number CN112377981A includes a housing, a warm air wheel assembly, a ventilation wheel assembly, and a damper switching assembly. The interior of the housing has a warm air duct volute and a ventilation air duct volute. The warm air wheel assembly is located in the warm air duct volute, and the ventilation wheel assembly is located in the ventilation air duct volute. The warm air duct volute and the ventilation air duct volute intersect, and have an air outlet at the intersection. The damper switching assembly is located at the intersection and is used to open or close the air outlet. Since this type of air heating device only has one warm air fan, it is difficult to meet the demand when rapid heating is required, and there are shortcomings. Utility Model Content

[0003] The utility model aims to avoid the shortcomings of the prior art and provides an air heater capable of performing rapid heating.

[0004] The utility model adopts the following technical scheme to solve the technical problem: an air heater, comprising a box body and an end cover arranged on the box body, wherein a first volute air duct, a second volute air duct and a third volute air duct which are not connected to each other are arranged in sequence in the box body, a warm air fan is arranged in the first volute air duct and the second volute air duct, a ventilation fan is arranged in the third volute air duct, the air outlets of the first volute air duct and the second volute air duct are both facing a heating component, the heating component comprises an induced draft module, a support module, a heating module and an air outlet module, the induced draft module is arranged inside the box body and extends to the air outlets of the first volute air duct and the second volute air duct, the support module is arranged on both sides of the induced draft module, the heating module is arranged at the upper ends of two support modules, the air outlet module is mounted on the box body and covers the heating module therein, and the upper end of the air outlet module passes through to the outside of the end cover.

[0005] In several embodiments, the end cover is provided with an opening, and a wire cover plate is detachably provided on the opening, and the wire cover plate is used to shield a junction box below, and the junction box is used to set electrical components.

[0006] In several embodiments, an inclined groove is provided on one side of the opening, and a gap exists between the inclined groove and the cover plate.

[0007] In several embodiments, the air induced module includes a main body and a plurality of sub-plates spaced apart on the main body. The main body is bent to form an air induced duct between two adjacent sub-plates. A single air induced duct corresponds to an air outlet of the first volute air duct or the second volute air duct.

[0008] In several embodiments, a hanging plate is disposed on the two outermost sub-plate bodies, and the hanging plate is used to hang on the first volute air duct and the second volute air duct.

[0009] In several embodiments, the support module includes a base plate, the base plate is disposed on two sub-plate bodies, and at least two supporting blocks are protruding outward from one side of the base plate, and the supporting blocks are used to support the heating module.

[0010] In several embodiments, an air outlet grille is provided on the air outlet module, and the position of the air outlet grille corresponds to the position of the heating module.

[0011] In several embodiments, a plurality of air inlets are disposed on the end cover, and positions of the air inlets correspond to the heating fan and the ventilation fan, respectively.

[0012] In several embodiments, a ventilation port is provided on one side of the box body, and the ventilation port is communicated with the third volute air duct.

[0013] In several embodiments, a plurality of sound outlet holes are provided on the end cover.

[0014] The beneficial effects of the utility model are:

[0015] The utility model can realize fast heating with high power and large air volume through the structure of two air heaters, thereby improving the heating effect. At the same time, any air heater can be freely selected to be turned on and off, which makes the use more flexible.

[0016] The utility model facilitates the connection and fixation between the heating component and the box body through the structure of the heating component, improves the assembly efficiency, and simultaneously improves the air induction effect and the air volume. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are for illustrative purposes only of selected embodiments and do not represent all possible implementations, and should not be considered to limit the scope of the present invention.

[0018] Figure 1 The overall structure of an air heater in Embodiment 1 is schematically shown;

[0019] Figure 2 Schematically shows Figure 1 The enlarged structure of the middle end cover;

[0020] Figure 3 Schematically shows Figure 2 A structure in another perspective;

[0021] Figure 4 Schematically shows Figure 1 A partial structure, wherein the end cap is not included;

[0022] Figure 5 The enlarged structure of the air outlet module 4 is schematically shown;

[0023] Figure 6 A partial enlarged structure of 4 is schematically shown;

[0024] Figure 7 Schematically shows Figure 6 The local amplification structure of

[0025] Figure 8 Schematically shows Figure 6 Explosion structure;

[0026] Fig. 9 Schematically shows Figure 8 The enlarged structure of the middle support module. DETAILED DESCRIPTION

[0027] Below, embodiments of the present invention are described in detail with reference to the accompanying drawings. To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] Therefore, the following detailed description of the embodiments of the present invention provided in conjunction with the accompanying drawings is not intended to limit the scope of the present invention for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present invention.

[0029] Example 1

[0030] The air heater provided in this embodiment can be used in an indoor environment such as a bathroom to provide warm air heating and ventilation to the indoor space.

[0031] like Figure 1-Figure 9As shown, the air heater conventionally includes a box body 10 and an end cover 20 arranged on the box body 10, and the box body 10 is sequentially provided with a first volute air duct 11, a second volute air duct 12 and a third volute air duct 13 which are not connected to each other, and the first volute air duct 11 and the second volute air duct 12 are each provided with a warm air fan 30, and the third volute air duct 13 is provided with a ventilation fan 40, and the air outlets of the first volute air duct 11 and the second volute air duct 12 are both oriented to the heating component, and the heating component includes It includes an induced draft module 50, a support module 60, a heating module 70 and an air outlet module 80. The induced draft module 50 is arranged on the inner side of the box body 10 and extends to the air outlets of the first volute air duct 11 and the second volute air duct 12. The support module 60 is arranged on both sides of the induced draft module 50. The heating module 70 is arranged on the upper ends of the two support modules 60. The air outlet module 80 is mounted on the box body 10 and covers the heating module 70 therein. The upper end of the air outlet module 80 passes through to the outside of the end cover 20.

[0032] A ventilation port 101 is provided on one side of the box body 10, and the ventilation port 101 is communicated with the third volute air duct 13, ventilation is achieved through the ventilation fan 40, and warm air is blown out through the warm air fan 30 and the heating component.

[0033] Among them, an opening 21 is provided on the end cover 20, and a wire cover plate 22 is detachably provided on the opening 21. The wire cover plate 22 is used to shield the wiring box below (not shown in the figure), and the wiring box is used to set electrical components (not shown in the figure). In order to facilitate the removal and placement of the wire cover plate 22, an inclined groove 23 is provided on one side of the opening 21. There is a gap between the inclined groove 23 and the wire cover plate 22. The gap between the inclined groove 23 and the wire cover plate 22 is for fingers to be inserted to take out the wire cover plate 22. The inclined groove 23 presents a slope structure here, which is convenient for insertion.

[0034] In addition, the air induced draft module 50 includes a main board body 51 and a plurality of sub-board bodies 52 spaced apart on the main board body 51. The main board body 51 is bent and parabolic in shape to lead the wind from the heater blower 30 to the heating module. Here, an air induced draft duct is formed between two adjacent sub-board bodies 52, and a single air induced draft duct corresponds to the air outlet of the first volute air duct 11 or the second volute air duct 12.

[0035] Furthermore, a plurality of clamping plates 102 are provided on the box body 10 , and the lower end of the main body 51 is limited and fixed by the clamping plates 102 .

[0036] In addition, an L-shaped hanging plate 53 is provided on the two outermost sub-plates 52, and the hanging plate 53 is used to hang on a side wall of the first volute air duct 11 and the second volute air duct 12. At the same time, the main plate 51 and the box body 10 can be further fixed by screws.

[0037] In addition, the support module 60 includes a base plate 61, which is arranged on two sub-plate bodies 52. At least two support blocks 62 are protruding outward from one side of the base plate 61. The support blocks 62 are used to support the heating module 70. The base plate 61 and the sub-plate bodies 52 can be further fixed by gluing or screws.

[0038] In addition, an air outlet grille 81 is provided on the air outlet module 80, and the position of the air outlet grille 81 corresponds to the position of the heating module 70. The air outlet module 80 covers the support module 60 and the heating module 70, and the air outlet grille 81 gathers the air and discharges the hot air.

[0039] At the same time, a plurality of air inlets 201 are arranged on the end cover 20 , and the positions of the air inlets 201 correspond to the heater fan 30 and the ventilation fan 40 respectively. A grid-like grille may also be arranged at the position of the air inlet 201 for protection and air intake.

[0040] Meanwhile, a plurality of sound outlet holes 202 are provided on the end cover 20 . The sound outlet holes 202 and the opening 21 are respectively located at two opposite ends of the end cover 20 . The sound outlet holes 202 can be used in conjunction with the built-in speaker structure.

[0041] All the methods described herein can be performed in any suitable order. Any and all examples used, or exemplary language provided herein (such as "for example") are merely to better illustrate the present invention, and are not intended to limit the scope of the present invention, unless the claims are included. The language in the detailed description should not be understood as indicating any essential factors for practicing the present invention that are not claimed.

[0042] The present invention describes preferred embodiments, including the best way to carry out the present invention known to the inventor. Of course, variations of these preferred embodiments will be apparent to those skilled in the art. The inventors anticipate that skilled artisans may use such variations as appropriate, and the inventors point out that the present invention may be implemented in other ways than those specifically described herein. Therefore, the present invention includes all improvements included in the spirit and scope of the present invention as defined by the claims. Moreover, unless otherwise stated or clearly contradictory in content, the present invention includes any of the above factors and all possible variations thereof.

Claims

1. A wind heater, comprising a housing (10) and an end cover (20) arranged on the housing (10), characterized in that: The housing (10) is provided with a first volute air duct (11), a second volute air duct (12) and a third volute air duct (13) which are not connected to each other in sequence; the first volute air duct (11) and the second volute air duct (12) are each provided with a warm air blower (30); the third volute air duct (13) is provided with a ventilation blower (40); the air outlets of the first volute air duct (11) and the second volute air duct (12) are both oriented toward a heating component; the heating component comprises an air induction module (50), a support module (60), a heating A heat module (70) and an air outlet module (80), wherein the air induction module (50) is arranged on the inner side of the casing (10) and extends to the air outlets of the first volute air duct (11) and the second volute air duct (12), the support module (60) is arranged on both sides of the air induction module (50), the heating module (70) is arranged on the upper ends of the two support modules (60), the air outlet module (80) is mounted on the casing (10) and covers the heating module (70), and the upper end of the air outlet module (80) passes through the outside of the end cover (20).

2. The air heater according to claim 1, characterized in that: The end cover (20) is provided with an opening (21), and a wire cover plate (22) is detachably provided on the opening (21), wherein the wire cover plate (22) is used to shield a junction box below, and the junction box is used to arrange electrical components.

3. The air heater according to claim 2, characterized in that: An inclined groove (23) is provided on one side of the opening (21), and a gap exists between the inclined groove (23) and the wire cover plate (22).

4. The air heater according to claim 1, characterized in that: The air induction module (50) comprises a main body (51) and a plurality of auxiliary bodies (52) arranged at intervals on the main body (51); the main body (51) is bent, and an air induction duct is formed between two adjacent auxiliary bodies (52); a single air induction duct corresponds to an air outlet of the first volute air duct (11) or the second volute air duct (12).

5. The air heater according to claim 4, characterized in that: A hanging plate (53) is provided on the two outermost auxiliary plate bodies (52), and the hanging plate (53) is used for hanging on the first volute air duct (11) and the second volute air duct (12).

6. The air heater according to claim 5, characterized in that: The support module (60) comprises a base plate (61), wherein the base plate (61) is arranged on two auxiliary plate bodies (52), and at least two support blocks (62) are provided on one side of the base plate (61) protruding outwards, and the support blocks (62) are used to support the heating module (70).

7. The air heater according to claim 6, characterized in that: The air outlet module (80) is provided with an air outlet grille (81), and the position of the air outlet grille (81) corresponds to the position of the heating module (70).

8. The air heater according to claim 1, characterized in that: The end cover (20) is provided with a plurality of air inlets (201), and the positions of the air inlets (201) correspond to the warm air fan (30) and the ventilation fan (40) respectively.

9. The air heater according to claim 1, characterized in that: A ventilation port (101) is provided on one side of the box body (10), and the ventilation port (101) is connected to the third volute air duct (13).

10. The air heater according to claim 1, characterized in that: The end cover (20) is provided with a plurality of sound outlet holes (202).

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