CN210861402U

CN210861402U - Ceiling machine

Info

Publication number: CN210861402U
Application number: CN201921960873.1U
Authority: CN
Inventors: 李学良; 赵希枫; 安峰; 李达君; 王法军
Original assignee: Hisense Shandong Air Conditioning Co Ltd
Current assignee: Hisense Air Conditioning Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-06-26
Anticipated expiration: 2029-11-13

Abstract

The utility model provides a ceiling machine, which comprises a box body; a fan; the parallel flow heat exchanger is arranged on the periphery of the fan and comprises a first parallel heat exchange channel, the first parallel heat exchange channel surrounds the inner wall of the box body, one end of the first parallel heat exchange channel is fixedly communicated with the first collecting pipe, the other end of the first parallel heat exchange channel is fixedly communicated with the second collecting pipe, a second parallel heat exchange channel is arranged on the outer side of the first parallel heat exchange channel and surrounds the inner wall of the box body, one end of the second parallel heat exchange channel is fixedly communicated with the third collecting pipe, the other end of the second parallel heat exchange channel is fixedly communicated with the fourth collecting pipe and the flat pipe, and the second collecting pipe and the third collecting pipe are fixedly communicated through the flat pipe. The utility model has the advantages of simple processing technology, less refrigerant usage and high heat exchange efficiency.

Description

Ceiling machine

Technical Field

The utility model belongs to the technical field of air conditioning, especially, relate to a smallpox machine.

Background

At present, in an air conditioner, a parallel flow heat exchanger plays an important role in the performance of an air conditioning system, and directly influences the use effect of a user. The parallel flow heat exchanger has been gradually applied to household air conditioners due to the characteristics of high heat exchange efficiency, small using amount of refrigerant, light weight and the like, the parallel flow heat exchanger is less applied to a ceiling fan at present, and the parallel flow heat exchanger is mostly linear and has the problem of difficult matching with a ceiling fan shell; the refrigerant inlet and outlet are arranged on two sides of the parallel flow heat exchanger, and the position of a ceiling machine needs to be changed in the welding process, so that the processing difficulty is caused.

Disclosure of Invention

The utility model discloses to foretell technical problem, provide a smallpox machine that processing technology is simple, the refrigerant use amount is few, heat exchange efficiency is high.

In order to achieve the above object, the utility model discloses a technical scheme be:

a ceiling machine comprises a box body; the fan is arranged in the box body; a parallel flow heat exchanger disposed at a periphery of the fan; the parallel flow heat exchanger includes: a first parallel heat exchange channel, the first parallel heat exchange channel is arranged around the inner wall of the tank body, one end of the first parallel heat exchange channel is fixedly communicated with a first collecting pipe, the other end of the first parallel heat exchange channel is fixedly communicated with a second collecting pipe, a second parallel heat exchange channel is arranged outside the first parallel heat exchange channel and is arranged in parallel with the first parallel heat exchange channel, one end of the second parallel heat exchange channel is fixedly communicated with a third collecting pipe, the other end of the second parallel heat exchange channel is fixedly communicated with a fourth collecting pipe and a flat pipe, the second collecting pipe and the third collecting pipe are fixedly communicated through the flat pipe, a refrigerant flows in from the first collecting pipe, enters the first parallel heat exchange channel through the distribution of the first collecting pipe and converges at the second collecting pipe, then flows through the flat pipe to the third collecting pipe, passes through the distribution of the third collecting pipe and changes the flowing direction to enter the second parallel heat exchange channel, and finally, the confluence flow is carried out at the fourth collecting pipe.

Preferably, fins are connected to the peripheries of the first parallel heat exchange channel and the second parallel heat exchange channel.

Preferably, an inlet connection end plate is arranged at the end part of the first parallel heat exchange channel, which is located at one end of the first collecting pipe, and the end part of the first parallel heat exchange channel, which is located at one end of the first collecting pipe, is fixedly connected with the end part of the second parallel heat exchange channel, which is located at one end of the fourth collecting pipe, by the inlet connection end plate.

Preferably, the end part of the first parallel heat exchange channel, which is located at one end of the second header pipe, is provided with a terminal connection end plate, and the terminal connection end plate fixedly connects the end part of the first parallel heat exchange channel, which is located at one end of the second header pipe, with the end part of the second parallel heat exchange channel, which is located at one end of the third header pipe.

Preferably, a fixed end plate is arranged between the inlet connecting end plate and the tail end connecting end plate, and the inlet connecting end plate and the tail end connecting end plate are fixedly connected with the fixed end plate.

Preferably, the inlet connecting end plate, the tail end connecting end plate and the fixed end plate are fixedly connected in the box body.

Preferably, the tank body comprises an upper shell and a bottom plate, and the bottom plate and the upper shell are connected in a matching mode to form a containing cavity for containing the parallel flow heat exchanger.

Preferably, the upper shell comprises a top plate, the top plate is octagonal, a side plate perpendicular to the top plate is arranged at the edge of the top plate, and the bottom plate is matched with one end, away from the top plate, of the side plate;

and mounting ports are formed in one ends, close to the bottom plate, of the four side plates, which are not adjacent to each other, of the upper shell.

Preferably, the first header, the second header, the third header and the fourth header are arranged in parallel with each other.

Preferably, the first collecting pipe is fixedly communicated with an inlet connecting pipe, and the inlet connecting pipe is fixedly communicated with an inlet pipe; the fourth collecting pipe is fixedly communicated with an outlet connecting pipe, and the outlet connecting pipe is fixedly communicated with an outlet pipe.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. parallel flow heat exchanger through with the smallpox machine establishes to encircle the box inner wall setting, has increased parallel flow heat exchanger's heat transfer area, makes refrigerant circulation route maximize and middle disappearance not be interrupted, and then improves refrigeration efficiency.

2. The first collecting pipe is fixedly communicated with one end of the first parallel heat exchange channel, the second collecting pipe is fixedly communicated with the other end of the first parallel heat exchange channel, the third collecting pipe is fixedly communicated with one end of the second parallel heat exchange channel, the fourth collecting pipe is fixedly communicated with the other end of the second parallel heat exchange channel, the first collecting pipe is connected with the inlet connecting pipe, the fourth collecting pipe is connected with the outlet connecting pipe, so that the refrigerant flows out from the fourth collecting pipe after entering the first collecting pipe, the inlet and the outlet of the refrigerant are at the same end of the parallel flow heat exchanger, the welding assembly of the inlet pipe and the outlet pipe is facilitated, and the parallel flow heat exchanger is connected with the connecting pipeline of the outdoor unit.

3. One end of the first parallel heat exchange channel and one end of the second parallel heat exchange channel, which are positioned on the same side, are provided with inlet connecting end plates, and the other end of the first parallel heat exchange channel and the other end of the second parallel heat exchange channel, which are positioned on the same side, are provided with tail end connecting end plates, so that the first parallel heat exchange channel and the second parallel heat exchange channel can be fixedly connected; the fixed end plate is connected with the inlet connecting end plate and the tail end connecting end plate and seals the gap of the parallel flow heat exchanger, so that the outlet air can only flow through the first parallel heat exchange channel and the second parallel heat exchange channel of the parallel flow heat exchanger for heat exchange, and the heat exchange efficiency is improved; the inlet connection end plate, the tail end connection end plate and the fixed end plate are fixedly connected with the box body, so that the vibration of the parallel flow heat exchanger is reduced, and the structural stability of the parallel flow heat exchanger is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a ceiling machine of the present invention;

fig. 2 is a schematic structural diagram of a ceiling machine of the present invention;

fig. 3 is a third schematic structural view of the ceiling machine of the present invention;

fig. 4 is a schematic structural diagram of a parallel flow heat exchanger of the ceiling fan of the present invention;

fig. 5 is a schematic diagram of the refrigerant flow of the parallel flow heat exchanger of the ceiling fan of the present invention;

fig. 6 is an air outlet schematic view of a parallel flow heat exchanger of the ceiling fan of the present invention;

fig. 7 is a refrigerant flow schematic diagram of the parallel flow heat exchanger of the ceiling machine of the utility model.

In the above figures: 1. an upper shell; 101. a side plate; 102. an installation port; 2. a fan; 3. a parallel flow heat exchanger; 31. a first parallel heat exchange channel; 32. a second parallel heat exchange channel; 33. a first header; 34. a second header; 35. a third header pipe; 36. a fourth header pipe; 37. flat tubes; 4. a fin; 5. the inlet is connected with the end plate; 6. the tail end is connected with an end plate; 7. fixing the end plate; 8. an inlet connection pipe; 9. an outlet connection pipe; 10. an inlet tube; 11. an outlet pipe.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a ceiling machine, specifically refer to fig. 1, 2, includes the box, the box includes epitheca 1 and bottom plate, bottom plate and epitheca 1 cooperation are connected to form the holding the chamber that holds of concurrent flow heat exchanger 3 specifically does, epitheca 1 includes the roof, the roof is the octagon, just roof border department is equipped with relative vertically curb plate 101 with it, promptly epitheca 1 is straight eight prism type, on four mutual non-adjacent curb plates 101 of epitheca 1 all be equipped with in the one end of being close to the bottom plate with bottom plate matched with installing port 102, the bottom plate cooperatees in the one end of keeping away from the roof with curb plate 101.

Referring to fig. 1, 2, 3, 4, 5, a fan 2 and a parallel flow heat exchanger 3 are provided in the cabinet, the parallel flow heat exchanger 3 is disposed at the periphery of the fan 2, the parallel flow heat exchanger 3 includes a first parallel heat exchange channel 31, the first parallel heat exchange channel 31 is arranged around the inner wall of the box body and is provided with a gap, one end of the first parallel heat exchange channel 31 is fixedly communicated with a first collecting pipe 33, the other end of the first parallel heat exchange channel 31 is fixedly communicated with a second collecting pipe 34, the outer side of the first parallel heat exchange channel 31 is provided with a second parallel heat exchange channel 32, the second parallel heat exchange channels 32 and the first parallel heat exchange channels 31 are arranged side by side, one end of each second parallel heat exchange channel 32 is fixedly communicated with a third collecting pipe 35, the other end of each second parallel heat exchange channel 32 is fixedly communicated with a fourth collecting pipe 36 and a flat pipe 37, the second collecting pipe 34 is fixedly communicated with the third collecting pipe 35 through the flat pipe 37. The parallel flow heat exchanger 3 of the ceiling fan is arranged to surround the inner wall of the box body, so that the heat exchange area of the parallel flow heat exchanger is increased, the circulation path of a refrigerant can be maximized, the middle part of the refrigerant is not interrupted, and the refrigeration efficiency is improved; the first parallel heat exchange channel 31 and the second parallel heat exchange channel 32 can be directly embedded into a ceiling machine for use after being bent for one time, so that the complexity of the processing technology is greatly reduced; fins 4 are connected to the peripheries of the first parallel heat exchange channel 31 and the second parallel heat exchange channel 32, so that the heat exchange efficiency of the parallel flow heat exchanger 3 is improved.

For the above parallel flow heat exchanger 3, the first collecting pipe 33 and the fourth collecting pipe 36 are located at the same end of the parallel flow heat exchanger 3, the second collecting pipe 34 and the third collecting pipe 35 are located at the same end of the parallel flow heat exchanger 3 and are fixedly communicated through the flat pipe 37, the first collecting pipe 33 is fixedly communicated with the inlet connecting pipe 8, and the inlet connecting pipe 8 is fixedly communicated with the inlet pipe 10; the fourth collecting pipe 36 is fixedly communicated with the outlet connecting pipe 9, the outlet connecting pipe 9 is fixedly communicated with the outlet pipe 11, so that the refrigerant enters the first collecting pipe 33 from the inlet pipe 10 through the inlet connecting pipe 8, then sequentially passes through the first parallel heat exchange channel 31, the second collecting pipe 34, the third collecting pipe 35, the second parallel heat exchange channel 32 and the fourth collecting pipe 36, and finally flows out from the outlet pipe 11 through the outlet connecting pipe 9, so that the inlet and the outlet of the refrigerant are all at the same end of the parallel flow heat exchanger 3, the welding and assembling of the inlet pipe 10 and the outlet pipe 11 are facilitated, the connecting pipeline of the parallel flow heat exchanger 3 and the outdoor unit is connected and installed more conveniently, the design of the number of the collecting pipes which is multiple of 4 can be adopted, such as 8, 12 and the like, and the purpose that the inlet pipe 10 and the outlet pipe 11 are; the second collecting pipe 34 and the third collecting pipe 35 are arranged on the other side of the parallel flow heat exchanger 3, and no external welding connecting pipeline is arranged on the side, so that the installation and the fixation are facilitated.

Referring to fig. 4 and 5, the first collecting pipe 33, the second collecting pipe 34, the third collecting pipe 35 and the fourth collecting pipe 36 are arranged in parallel, which is beneficial to reducing the space occupation inside the ceiling machine to the maximum extent and improving the structure compactness.

With continued reference to fig. 4 and 5, an inlet connection end plate 5 is disposed at an end of the first parallel heat exchange channel 31 located at one end of the first header 33, and the inlet connection end plate 5 fixedly connects an end of the first parallel heat exchange channel 31 located at one end of the first header 33 with an end of the second parallel heat exchange channel 32 located at one end of the fourth header 36; the end part of the first parallel heat exchange channel 31, which is located at one end of the second collecting pipe 34, is provided with a terminal connection end plate 6, the terminal connection end plate 6 fixedly connects the end part of the first parallel heat exchange channel 31, which is located at one end of the second collecting pipe 34, with the end part of the second parallel heat exchange channel 32, which is located at one end of the third collecting pipe 35, so that the first parallel heat exchange channel 31 and the second parallel heat exchange channel 32 are fixedly connected through the inlet connection end plate 5 and the terminal connection end plate 6, and the structural stability of the parallel flow heat exchanger 3 is improved.

Referring to fig. 3, 4, 5 and 6, a fixed end plate 7 is arranged between the inlet connection end plate 5 and the end connection end plate 6, and the fixed end plate 7 is fixedly connected with the inlet connection end plate 5 and the end connection end plate 6, so that the fixed end plate 7 seals the gap of the parallel flow heat exchanger 3. The inlet connecting end plate 5, the tail end connecting end plate 6 and the fixed end plate 7 are fixedly connected with the box body and sealed; the structure stability of the parallel flow heat exchanger 3 is improved by the arrangement, the reduction of the vibration of the parallel flow heat exchanger 3 is facilitated, and the connection strength of the parallel flow heat exchanger 3 and the box body is enhanced. Meanwhile, the upper end surface and the lower end surface of the parallel flow heat exchanger 3 are sealed with the box body; the arrangement is favorable for reducing the vibration of the parallel flow heat exchanger 3, and the outlet air can only flow through the first parallel heat exchange channel 31 and the second parallel heat exchange channel 32 of the parallel flow heat exchanger 3 for heat exchange, so that the structural stability of the parallel flow heat exchanger 3 is improved, and the heat exchange efficiency is improved.

Referring to fig. 4, 5, and 7, a refrigerant passes through the inlet connection pipe 8 and the first collecting pipe 33 in sequence from the inlet pipe 10, is split at the first collecting pipe 33 and enters the first parallel heat exchange channel 31, and is converged at the second collecting pipe 34 communicated with the other end of the first parallel heat exchange channel 31, the second collecting pipe 34 and the third collecting pipe 35 are fixedly communicated through a flat pipe 37, the refrigerant passes through the flat pipe 37 through the second collecting pipe 34 and reaches the third collecting pipe 35, the flow direction of the refrigerant is changed at the third collecting pipe 35 and is split and enters the second parallel heat exchange channel 32, and is converged at the fourth collecting pipe 36 communicated with the other end of the second parallel heat exchange channel 32, and the converged refrigerant passes through the outlet connection pipe 9 and the outlet pipe 11 in sequence and then flows to the outdoor unit.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A smallpox machine which characterized in that: comprises that

A box body;

the fan is arranged in the box body;

a parallel flow heat exchanger disposed at a periphery of the fan; the parallel flow heat exchanger includes:

the first parallel heat exchange channel is arranged around the inner wall of the box body, one end of the first parallel heat exchange channel is fixedly communicated with the first collecting pipe, the other end of the first parallel heat exchange channel is fixedly communicated with the second collecting pipe,

a second parallel heat exchange channel which is arranged outside the first parallel heat exchange channel and is arranged in parallel with the first parallel heat exchange channel, one end of the second parallel heat exchange channel is fixedly communicated with a third collecting pipe, the other end of the second parallel heat exchange channel is fixedly communicated with a fourth collecting pipe,

the second collecting pipe and the third collecting pipe are fixedly communicated through the flat pipe,

the refrigerant flows in from the first collecting pipe, enters the first parallel heat exchange channel through the split flow of the first collecting pipe, converges at the second collecting pipe, flows to the third collecting pipe through the flat pipe, enters the second parallel heat exchange channel through the split flow of the third collecting pipe and the change of the flow direction, and finally converges at the fourth collecting pipe and flows out.

2. A ceiling machine according to claim 1, characterized in that:

fins are connected to the peripheries of the first parallel heat exchange channel and the second parallel heat exchange channel.

3. A ceiling machine according to claim 1, characterized in that:

the end part, located at one end of the first collecting pipe, of the first parallel heat exchange channel is provided with an inlet connecting end plate, and the end part, located at one end of the first collecting pipe, of the first parallel heat exchange channel is fixedly connected with the end part, located at one end of the fourth collecting pipe, of the second parallel heat exchange channel through the inlet connecting end plate.

4. A ceiling machine according to claim 3, characterized in that:

the end part of the first parallel heat exchange channel, which is positioned at one end of the second collecting pipe, is provided with a tail end connecting end plate, and the tail end connecting end plate fixedly connects the end part of the first parallel heat exchange channel, which is positioned at one end of the second collecting pipe, with the end part of the second parallel heat exchange channel, which is positioned at one end of the third collecting pipe.

5. A ceiling machine according to claim 4, characterized in that:

the inlet connecting end plate and the tail end connecting end plate are provided with fixed end plates, and the inlet connecting end plate and the tail end connecting end plate are fixedly connected with the fixed end plates.

6. A ceiling machine according to claim 5, characterized in that:

the inlet connecting end plate, the tail end connecting end plate and the fixed end plate are fixedly connected in the box body.

7. A ceiling machine according to claim 1, characterized in that:

the box body comprises an upper shell and a bottom plate, and the bottom plate is connected with the upper shell in a matching mode to form a containing cavity for containing the parallel flow heat exchanger.

8. A ceiling machine according to claim 7, characterized in that:

the upper shell comprises a top plate, the top plate is octagonal, a side plate perpendicular to the top plate is arranged at the edge of the top plate, and the bottom plate is matched with one end, far away from the top plate, of the side plate;

9. A ceiling machine according to claim 1, characterized in that:

the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are arranged in parallel.

10. A ceiling machine according to claim 1, characterized in that:

the first collecting pipe is fixedly communicated with an inlet connecting pipe, and the inlet connecting pipe is fixedly communicated with an inlet pipe; the fourth collecting pipe is fixedly communicated with an outlet connecting pipe, and the outlet connecting pipe is fixedly communicated with an outlet pipe.