Air heating device for suspended ceiling

Abstract

The utility model discloses an air heating device for a suspended ceiling, which comprises a shell part, a warm air part, an air exchange part and an air outlet part are arranged in the shell part, the warm air part is adjacent to the air exchange part, and the air exchange part and the air outlet part are respectively arranged on two opposite sides of the warm air part; the warm air part comprises a warm air fan, a volute and an air guide duct, the volute is arranged on the periphery of the warm air fan in a semi-surrounding mode, and the air guide duct communicates with the volute and extends to the inner wall close to the outer shell part; the air outlet part comprises an air outlet frame and a heating body arranged in the air outlet frame, the air outlet frame is arranged above the air guide channel and communicated with the air guide channel, the air outlet frame penetrates out of the outer shell part and is used for discharging heated air, and the length of the air outlet frame is 1 / 3-1 / 2 of the length of the outer shell part. According to the utility model, the length of the air outlet frame is extended, and the air outlet range, the air outlet quantity and the air outlet uniformity are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of suspended ceiling electrical appliances, in particular to an air heating device for suspended ceilings. Background Art

[0002] The air heating device is one of the common ceiling appliances, such as the one disclosed in patent number CN109185956A, which includes a bathroom heater main body, a machine cover, a lighting device, a PTC heating module, a first row of fans, a second row of fans, a Bluetooth speaker, an exhaust port, and an exhaust fence. The bathroom heater main body is provided with a first row of fan mounting hole and a second row of fan mounting hole. The first row of fans is provided in the first row of fans mounting hole, and the second row of fans is provided in the second row of fans mounting hole. The side of the bathroom heater main body is provided with an exhaust port, and the exhaust port is connected with the first row of fans mounting hole. The bathroom heater main body is provided with a PTC heating module mounting groove at one end close to the second row of fans, and the PTC heating module mounting groove is provided with a PTC heating module.

[0003] Due to the internal structure and the distribution position of the exhaust fan of this air-heated bathroom heater, the size of the air outlet, i.e. the exhaust grille, is limited and very close to the corners of the main body, resulting in insufficient air volume and air outlet range, affecting the use effect. Utility Model Content

[0004] The utility model aims to avoid the deficiencies of the prior art and provides an air heating device for a suspended ceiling with uniform air output and large air output volume.

[0005] The utility model solves the technical problem by adopting the following technical solution: a ceiling air heating device, comprising a shell portion, wherein a warm air portion, a ventilation portion and an air outlet portion are arranged in the shell portion, wherein the warm air portion and the ventilation portion are arranged adjacent to each other, and the ventilation portion and the air outlet portion are respectively arranged on opposite sides of the warm air portion;

[0006] The warm air part includes a warm air blower, a volute and an air guide duct, wherein the volute is semi-circularly arranged around the warm air blower, and the air guide duct is connected to the volute and extends to the inner wall of the outer shell;

[0007] The air outlet portion includes an air outlet frame and a heating body arranged in the air outlet frame. The air outlet frame is arranged above the air guide duct and is connected to the air guide duct. The air outlet frame passes through the outside of the outer shell. The air outlet frame is used to discharge the heated air. The length of the air outlet frame is 1 / 3-1 / 2 of the length of the outer shell.

[0008] In several embodiments, the air guide duct includes a connecting section and an air guide section, the connecting section and the air guide section are respectively connected to the two ends of the volute, the air outlet frame is mounted on the connecting section and part of the air guide section, and the air guide section is bent and higher than the connecting section.

[0009] In several embodiments, the air outlet frame includes a main frame, and an outer frame is incompletely arranged around the outside of the main frame. The outer frame includes a first outer panel, a second outer panel and a third outer panel connected in sequence. The first outer panel and the second outer panel extend to the outside of the main frame and are folded upward, and the third outer panel is arranged at an angle.

[0010] In several embodiments, connecting ears are provided on the third outer panel and the main frame, and connecting columns are provided on the outside of the air guide duct, and the connecting ears correspond to the positions of the connecting columns and are connected.

[0011] In several embodiments, a positioning groove is provided on the air guide section, and the positioning groove corresponds to the position of the connecting ear on the third outer panel.

[0012] In several embodiments, the connecting section is partially adhered to the outer side of the third outer panel.

[0013] In several embodiments, a plurality of first ribs are provided between the first outer plate and the main frame, and a plurality of second ribs are provided between the second outer plate and the main frame to improve strength.

[0014] In several embodiments, the first rib includes a support block and a support plate, the support block is arranged on the main frame, the support plate is arranged on the first rib, and the thickness of the support plate is smaller than the thickness of the arc support block to improve strength.

[0015] In several embodiments, a plurality of reinforcing ribs are provided on the outer side of the air guide section to improve the strength.

[0016] The beneficial effects of the present invention are:

[0017] The utility model extends the length of the air outlet frame through the structural design of the warm air part and the air outlet part, thereby improving the air outlet range and air volume. Moreover, through the coordinated structure of the air guide duct and the air outlet frame, the wind can be discharged more smoothly, thereby improving the air volume and air uniformity. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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.

[0019] Figure 1 The overall structure of the ceiling air heating device of Example 1 is schematically shown;

[0020] Figure 2 Schematically shows Figure 1 Partial structure;

[0021] Figure 3 Schematically shows Figure 2 Partial structure;

[0022] Figure 4 Schematically shows Figure 2 The enlarged structure of the center air outlet frame. DETAILED DESCRIPTION

[0023] Below, the embodiments of the present invention are described in detail with reference to the accompanying drawings. In order 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 combination 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, not all of the embodiments.

[0024] 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 which protection is sought, 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 this field without making any creative work are within the scope of protection of the present invention.

[0025] Example 1

[0026] Ruru Figure 1-Figure 4 As shown, the air heating device for suspended ceiling in this embodiment mainly includes an outer shell 10 and a warm air section 20, a ventilation section 30 and an air outlet section 40 arranged in the outer shell 10. The warm air section 20 and the ventilation section 30 are arranged adjacent to each other, and the ventilation section 30 and the air outlet section 40 are respectively arranged on opposite sides of the warm air section 20. Indoor ventilation is achieved through the ventilation section 30, the air body is heated through the warm air section 20, and the heated hot air is discharged into the room through the air outlet 40.

[0027] Specifically, the warm air part 20 includes a warm air blower 21, a volute 22 and an air duct 23. The volute 22 is semi-circularly arranged around the warm air blower 21. The air duct 23 is connected to the volute 22 and extends to the inner wall close to the outer shell 10. The wind flows from the volute 22 into the air duct 23.

[0028] Among them, the air guide duct 23 includes a connecting section 231 and an air guide section 232, and the connecting section 231 and the air guide section 232 are respectively connected to the two ends of the volute 22, and the air outlet frame 41 is mounted on the connecting section 231 and part of the air guide section 232. The air guide section 232 is bent and has an arc plate structure, and is higher than the connecting section 231. The connecting section 231 adopts a three-section structure to form a U-shaped structure. Through the setting of the air guide section 232, the wind can enter the air outlet part 40 more smoothly and evenly and be discharged.

[0029] In addition, the air outlet portion 40 includes an air outlet frame 41 and a heating body arranged in the air outlet frame 41. The heating body adopts PTC heating. The air outlet frame 41 is arranged above the air guide duct 23 and is connected to the air guide duct 23. The air outlet frame 41 passes through to the outside of the outer shell 10. The air outlet frame 41 is used to discharge the heated air. The length of the air outlet frame 41 is 1 / 3-1 / 2 of the length of the outer shell 10.

[0030] Among them, the air outlet frame 41 includes a main frame body 411, and an outer frame is incompletely arranged around the outside of the main frame body 411. The outer frame includes a first outer panel 412, a second outer panel 413 and a third outer panel 414 connected in sequence. The first outer panel 412 and the second outer panel 413 extend to the outside of the main frame body 411 and fold upward to form an L-shaped structure. The third outer panel 414 is arranged at an angle to form a slope structure.

[0031] Thus, the main frame 411 is mainly mounted on the connecting section 231 , and the connecting section 231 is partially attached to the outside of the third outer plate 414 to achieve positioning connection.

[0032] In addition, connecting ears 415 are provided on the third outer panel 414 and the main frame 411, and a connecting column 201 is provided on the outside of the air guide duct 23. The connecting ears 415 correspond to the position of the connecting column 201 and are connected to each other. A positioning groove 2321 is provided on the air guide section 232, and the positioning groove 2321 corresponds to the position of the connecting ear 415 on the third outer panel 414, so as to facilitate positioning and connection.

[0033] In addition, a plurality of first ribs 416 are provided between the first outer plate 412 and the main frame 411, and a plurality of second ribs 417 are provided between the second outer plate 413 and the main frame 411. The first ribs 416 include a support block 4161 and a support plate 4162. The support block 4161 is provided on the main frame 411, and the support plate 4162 is provided on the first rib 416. The thickness of the support plate 4162 is smaller than the thickness of the arc support block 4161, thereby improving the connection strength.

[0034] Correspondingly, a plurality of reinforcing ribs 202 are provided on the outer side of the air guide section 232 to enhance the support strength of the air guide section 232 .

[0035] Here, the ventilation part 30 is also conventionally composed of a fan and a volute, and a ventilation port is provided on one side of the outer shell 10, and the ventilation port is connected to the volute to achieve ventilation.

[0036] All methods described herein can be performed in any suitable order. Any and all examples used, or exemplary language (such as "for example") provided herein, are intended solely to better illustrate the present invention and are not intended to limit the scope of the present invention, except as provided in the claims. No language in the detailed description should be construed as indicating any unclaimed essential element for practicing the present invention.

[0037] This disclosure describes preferred embodiments, including the best mode known to the inventors of carrying out the disclosure. Of course, variations of these preferred embodiments will be apparent to those skilled in the art. The inventors anticipate that skilled artisans may employ such variations as appropriate, and the inventors indicate that the disclosure may be practiced in other ways than those specifically described herein. Therefore, the disclosure includes all modifications encompassed by the spirit and scope of the disclosure as defined by the claims. Furthermore, unless otherwise indicated or clearly contradicted by context, the disclosure includes any of the above-described elements and all possible variations thereof.

Claims

1. A ceiling air heating device, comprising a housing (10), characterized in that: A warm air portion (20), a ventilation portion (30), and an air outlet portion (40) are provided in the outer shell (10); the warm air portion (20) and the ventilation portion (30) are arranged adjacent to each other, and the ventilation portion (30) and the air outlet portion (40) are respectively arranged on opposite sides of the warm air portion (20); The warm air portion (20) includes a warm air blower (21), a volute (22), and an air guide duct (23), wherein the volute (22) is semi-circularly arranged around the warm air blower (21), and the air guide duct (23) is connected to the volute (22) and extends to the inner wall of the outer shell (10); The air outlet portion (40) includes an air outlet frame (41) and a heating body arranged in the air outlet frame (41); the air outlet frame (41) is arranged above the air guide duct (23) and is connected to the air guide duct (23); the air outlet frame (41) extends to the outside of the outer shell (10); the air outlet frame (41) is used to discharge the heated air; and the length of the air outlet frame (41) is 1 / 3-1 / 2 of the length of the outer shell (10).

2. The air heating device for suspended ceiling according to claim 1, characterized in that: The air guide duct (23) comprises a connecting section (231) and an air guide section (232), wherein the connecting section (231) and the air guide section (232) are respectively connected to two ends of the volute (22), and the air outlet frame (41) is mounted on the connecting section (231) and a portion of the air guide section (232), wherein the air guide section (232) is bent and higher than the connecting section (231).

3. The air heating device for suspended ceiling according to claim 2, characterized in that: The air outlet frame (41) includes a main frame (411), an outer frame is arranged incompletely around the outer side of the main frame (411), and the outer frame includes a first outer plate (412), a second outer plate (413) and a third outer plate (414) connected in sequence, the first outer plate (412) and the second outer plate (413) extend to the outer side of the main frame (411) and are folded upward, and the third outer plate (414) is arranged at an angle.

4. The air heating device for suspended ceiling according to claim 3, characterized in that: The third outer plate (414) and the main frame (411) are provided with connecting ears (415), the outer side of the air guide duct (23) is provided with a connecting column (201), and the connecting ears (415) correspond to the positions of the connecting columns (201) and are connected to each other.

5. The air heating device for suspended ceiling according to claim 4, characterized in that: The air guide section (232) is provided with a positioning groove (2321), and the positioning groove (2321) corresponds to the position of the connecting ear (415) on the third outer plate (414).

6. The air heating device for suspended ceiling according to claim 5, characterized in that: The connecting section (231) is partially attached to the outside of the third outer plate (414).

7. The air heating device for suspended ceiling according to claim 6, characterized in that: A plurality of first ribs (416) are provided between the first outer plate (412) and the main frame (411), and a plurality of second ribs (417) are provided between the second outer plate (413) and the main frame (411).

8. The air heating device for suspended ceiling according to claim 7, characterized in that: The first rib (416) includes a support block (4161) and a support plate (4162), wherein the support block (4161) is arranged on the main frame (411), and the support plate (4162) is arranged on the first rib (416), and the thickness of the support plate (4162) is smaller than the thickness of the arc support block (4161).

9. The air heating device for suspended ceiling according to claim 2, characterized in that: A plurality of reinforcing ribs (202) are provided on the outside of the air guide section (232).

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