阅读说明：本技术 换热器固定架、天井式室内机、空调器 (Heat exchanger fixing frame, courtyard type indoor unit and air conditioner ) 是由 刘莹 马兆俊 张帅 于 2020-12-10 设计创作，主要内容包括：本发明提供一种换热器固定架、天井式室内机、空调器,其中的换热器固定架,包括相对设置的支撑部、连接部以及处于所述支撑部与所述连接部之间的导流部,所述导流部能够将风机的出风气流至少部分地引导至换热器的换热翅片处。根据本发明,导流部能够将与之对应的风机的出风气流引导至所述换热器的换热翅片处,从而能够显著提升所述风机的出风顺畅性,进而提升换热器的换热效率,同时,所述导流部还能够避免现有技术中出风气流以基本水平相切的方向作用到换热器翅片上带来的噪音问题,从而提升用户的使用体验。(The invention provides a heat exchanger fixing frame, a courtyard type indoor unit and an air conditioner, wherein the heat exchanger fixing frame comprises a supporting part, a connecting part and a flow guide part, wherein the supporting part, the connecting part and the flow guide part are oppositely arranged, the flow guide part is positioned between the supporting part and the connecting part, and the flow guide part can guide outlet air flow of a fan to heat exchange fins of the heat exchanger at least partially. According to the heat exchanger, the flow guide part can guide the air outlet flow of the corresponding fan to the heat exchange fins of the heat exchanger, so that the air outlet smoothness of the fan can be obviously improved, the heat exchange efficiency of the heat exchanger is improved, meanwhile, the flow guide part can also avoid the problem of noise caused by the fact that the air outlet flow acts on the heat exchanger fins in a basically horizontal tangential direction in the prior art, and the use experience of a user is improved.)

1. The heat exchanger fixing frame is characterized by comprising a supporting portion (11), a connecting portion (12) and a flow guide portion (13) between the supporting portion (11) and the connecting portion (12), wherein the supporting portion, the connecting portion and the flow guide portion are arranged oppositely, and the flow guide portion (13) can guide the air outlet flow of a fan (2) to the heat exchange fins of a heat exchanger (3) at least partially.

2. The heat exchanger mount according to claim 1, wherein the flow guide portion (13) comprises a plurality of flow guide plates (131) arranged at intervals, first ends of the plurality of flow guide plates (131) are connected with the support portion (11), and second ends of the plurality of flow guide plates (131) are connected with the connecting portion (12).

3. The heat exchanger mount according to claim 2, wherein, projected on a radial plane of the fan (2), the guide vane (131) comprises an air flow introduction section (1311) corresponding to an outlet air flow of the fan (2), an air flow extraction section (1312) corresponding to a gap of adjacent heat exchange fins of the heat exchanger (3), and an air flow guide section (1313) between the air flow introduction section (1311) and the air flow extraction section (1312).

4. The heat exchanger fixing frame according to claim 3, wherein a projection of a windward side of the heat exchanger (3) on the radial plane is taken as an x-axis, a direction perpendicular to the x-axis is taken as a y-axis, an intersection point of the x-axis and the y-axis is taken as an O point, an induced air inclination angle of the air flow introducing section (1311) is B, and an angle of an air flow discharged by the fan (2) is A, and A is B.

5. The heat exchanger fixing frame according to claim 3, wherein the air outlet direction of the air flow leading-out section (1312) is parallel to the windward angle of the heat exchange fins.

6. The heat exchanger mount as claimed in claim 1, characterized in that the support (11) has a recess (111), the bottom side rim of the heat exchanger (3) being receivable in the recess (111).

7. A patio-type indoor unit comprising a heat exchanger mount (10), characterized in that said heat exchanger mount (10) is as claimed in any one of claims 1 to 6.

8. The patio indoor unit according to claim 7, characterized by further comprising a casing (40), the casing (40) having a mounting cavity in which the fan (2) and the heat exchanger (3) are mounted, the heat exchanger (3) being connected to a chassis (42) provided in the casing (40) by means of a connection portion (12) of the heat exchanger mount (10).

9. The patio indoor unit according to claim 8, characterized in that the casing (40) has a peripheral side upright wall (43), the heat exchanger (3) forming, with the peripheral side upright wall (43) in correspondence therewith, an outlet duct (44) for the air exiting downwards.

10. An air conditioner comprising a patio type indoor unit, characterized in that it is the patio type indoor unit according to any one of claims 7 to 9.

Technical Field

The invention belongs to the technical field of air conditioning, and particularly relates to a heat exchanger fixing frame, a courtyard type indoor unit and an air conditioner.

Background

At present, people have higher awareness on energy conservation and emission reduction, and the research and development of energy-saving products in the air conditioner industry pay more attention to the heat exchange efficiency of the air conditioner; simultaneously, the fan air-out air current angle of present common courtyard formula indoor set is tangent with the fin basic level, and on the one hand, it is tangent to make the air-out air current that gets into the heat exchanger not smooth and easy enough to form basic level between the angle of fan air-out air current and the heat exchanger fin, and the heat exchange efficiency who leads to the heat exchanger is not high, and on the other hand leads to the heat exchanger fin to vibrate under the effect that the fan goes out wind, and then produces the noise, and user experience is not good.

Disclosure of Invention

Therefore, the invention provides a heat exchanger fixing frame, a ceiling type indoor unit and an air conditioner, and aims to solve the problems that in the prior art, the air flow of the fan outlet acts on the heat exchange fins in a direction basically horizontal and tangential to generate noise, so that the user experience is reduced, and the heat exchange efficiency of the heat exchanger is low due to the fact that the air flow entering the heat exchanger is not smooth.

In order to solve the above problems, the present invention provides a heat exchanger fixing frame, which includes a supporting portion, a connecting portion, and a flow guiding portion located between the supporting portion and the connecting portion, wherein the flow guiding portion is capable of guiding an outlet airflow of a fan to a heat exchange fin of a heat exchanger at least partially.

Preferably, the flow guide part comprises a plurality of flow guide plates arranged at intervals, a first end of each flow guide plate is connected with the support part, and a second end of each flow guide plate is connected with the connecting part.

Preferably, in a projection on a radial plane of the fan, the guide vane includes an airflow introducing section corresponding to an outlet airflow of the fan, an airflow leading-out section corresponding to a gap between adjacent heat exchange fins of the heat exchanger, and an airflow guiding section located between the airflow introducing section and the airflow leading-out section.

Preferably, a projection of a windward side of the heat exchanger on the radial plane is an x-axis, a direction perpendicular to the x-axis is a y-axis, an intersection point of the x-axis and the y-axis is an O point, in an xOy coordinate system, an induced air inclination angle of the air flow introduction section is B, an angle of an outlet air flow of the fan is a, and a is B.

Preferably, the air outlet direction of the air flow leading-out section is parallel to the windward angle of the heat exchange fins.

Preferably, the support portion has a recess in which a bottom side frame of the heat exchanger can be received.

The invention also provides a courtyard type indoor unit, which comprises a heat exchanger fixing frame.

Preferably, the ceiling type indoor unit further comprises a casing, the casing is provided with a mounting cavity, the fan and the heat exchanger are mounted in the mounting cavity, and the heat exchanger is connected with a chassis of the casing through a connecting part of a heat exchanger fixing frame.

Preferably, the outer shell has a circumferential side vertical wall, and an air outlet channel for downward air outlet is formed between the heat exchanger and the circumferential side vertical wall corresponding to the heat exchanger.

The invention also provides an air conditioner which comprises the patio type indoor unit.

According to the heat exchanger fixing frame, the courtyard type indoor unit and the air conditioner, the flow guide part can guide the air outlet flow of the fan corresponding to the flow guide part to the heat exchange fins of the heat exchanger, so that the air outlet smoothness of the fan can be obviously improved, the heat exchange efficiency of the heat exchanger is further improved, meanwhile, the problem of noise caused by the fact that the air outlet flow acts on the heat exchanger fins in a basically horizontal tangential direction in the prior art can be avoided, and the use experience of a user is improved.

Drawings

Fig. 1 is a schematic perspective view of a heat exchanger fixing frame according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the heat exchanger fixing frame and the heat exchanger in FIG. 1 after assembly;

FIG. 3 is a schematic view of the flow of air between a heat exchanger fixing frame and a corresponding fan and a heat exchanger, wherein arrows show the flow path of the air;

fig. 4 is a schematic perspective view of a patio type indoor unit according to an embodiment of the present invention;

FIG. 5 is a front view of FIG. 4;

fig. 6 is a schematic cross-sectional view of fig. 4.

The reference numerals are represented as:

10. a heat exchanger fixing frame; 11. a support portion; 111. a groove; 12. a connecting portion; 13. a flow guide part; 131. a flow deflector; 1311. a gas stream introduction section; 1312. an airflow lead-out section; 1313. an airflow guide section; 2. a fan; 3. a heat exchanger; 40. a housing; 42. a chassis; 43. a circumferential side standing wall; 44. an air outlet channel; 45. a separator.

Detailed Description

With reference to fig. 1 to 6, according to an embodiment of the present invention, there is provided a heat exchanger fixing frame, including a support portion 11, a connecting portion 12 and a guiding portion 13 between the support portion 11 and the connecting portion 12, where the support portion 11 is configured to be in supporting connection with a heat exchanger 3, the connecting portion 12 is configured to be in connection with a hoisting carrier, such as a chassis 42, and the guiding portion 13 is capable of guiding an outlet airflow of a fan 2 at least partially to a heat exchange fin of the heat exchanger 3. In this technical scheme, water conservancy diversion portion 13 can lead the air-out air current of fan 2 that corresponds with it to heat exchanger 3's heat transfer fin department to can show and promote fan 2's air-out smoothness nature, and then promote heat exchange efficiency of heat exchanger 3, simultaneously, water conservancy diversion portion 13 can also avoid among the prior art air-out air current to use the noise problem that comes on the heat exchanger fin with the tangent direction of basic level, thereby promotes user's use and experiences.

As a specific embodiment of the flow guiding part 13, preferably, the flow guiding part 13 includes a plurality of flow guiding sheets 131 arranged at intervals, first ends of the plurality of flow guiding sheets 131 are connected to the supporting part 11, second ends of the plurality of flow guiding sheets 131 are connected to the connecting part 12, and the intervals between the plurality of flow guiding sheets 131 form a smooth guide for the outlet airflow of the fan 2. It can be understood that the outer contour of the baffle 131 should have a smooth streamline shape to minimize wind resistance to the airflow. Specifically, the guide vane 131 includes, projected on a radial plane of the fan 2, an airflow introducing section 1311 corresponding to an outlet airflow of the fan 2, an airflow leading-out section 1312 corresponding to a gap between adjacent heat exchange fins of the heat exchanger 3, and an airflow guiding section 1313 located between the airflow introducing section 1311 and the airflow leading-out section 1312.

With reference to fig. 3, taking a projection of a windward side of the heat exchanger 3 on the radial plane as an x-axis, taking a direction perpendicular to the x-axis as a y-axis, taking an intersection point of the x-axis and the y-axis as an O-point, in an xOy coordinate system, an induced air inclination angle of the air flow introducing section 1311 is B, an angle of an outlet air flow of the fan 2 is a, and a is B, that is, the outlet air angle of the outlet air flow of the fan 2 is identical to the angle of the air flow introducing section 1311, so that the outlet air of the fan 2 can be guided into one side of the heat exchanger 3 to the maximum.

Further, the air outlet direction of the air flow leading-out section 1312 is parallel to the windward angle of the heat exchange fins, so that the air flow guided by the guide vane 131 can smoothly enter the gaps between the adjacent heat exchange fins, which is beneficial to improving the heat exchange efficiency of the heat exchanger 3, and on the other hand, the air flow is parallel to the heat exchange fins and does not have an impact included angle, thereby effectively reducing the noise problem of the heat exchanger 3 caused by air flow impact.

The support portion 11 may be connected to the bottom of the heat exchanger 3 by a bolt or the like to support the heat exchanger, and preferably, the support portion 11 has a groove 111, and the bottom side frame of the heat exchanger 3 can be received in the groove 111, that is, the groove bottom of the groove 111 forms a support placing surface of the heat exchanger 3, thereby facilitating the assembly of the heat exchanger 3.

According to an embodiment of the present invention, there is further provided a patio type indoor unit, including a heat exchanger fixing frame 10, where the heat exchanger fixing frame 10 is the above-mentioned heat exchanger fixing frame. Specifically, the patio type indoor unit further includes an outer shell 40, the outer shell 40 has an installation cavity (not referenced in the figure), the fan 2 and the heat exchanger 3 are installed in the installation cavity, and the heat exchanger 3 is connected with a chassis 42 of the outer shell 40 through the connecting portion 12 of the heat exchanger fixing frame 10. In some embodiments, the installation cavity is divided into two relatively independent sub-installation cavities by the partition plate 45, in this case, two fans 2 and two heat exchangers 3 are respectively arranged, and the two fans 2 and the two heat exchangers 3 are respectively located in the two sub-installation cavities in a one-to-one correspondence manner. The outer shell 40 has a circumferential side vertical wall 43, and an air outlet duct 44 for discharging air downwards is formed between the heat exchanger 3 and the circumferential side vertical wall 43 corresponding thereto.

The invention also provides an air conditioner which comprises the patio type indoor unit.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.