CN207094816U - Indoor apparatus of air conditioner and air conditioner - Google Patents

Abstract

The utility model discloses an air-conditioning indoor unit and an air conditioner. The air-conditioning indoor unit comprises: a shell having a cavity, and an air inlet and an air outlet communicating with the cavity. The air inlet and the air outlet are both communicated with the room; and the first heat exchanger, which is arranged in the cavity, the first heat exchanger includes two heat exchange parts whose top ends are adjacent to each other and whose bottom ends are arranged at an angle, and the bottom ends of the two heat exchange parts are located at On the bottom wall of the cavity, the first heat exchanger divides the cavity into upper and lower cavities, the air inlet communicates with one of the cavities, and the air outlet communicates with the other cavity. The cavity is connected. The technical scheme of the utility model ensures that the heat exchanger has a relatively large heat exchange area, and at the same time, can avoid excessive volume of the whole machine.

Description

Air conditioner indoor unit and air conditioner

technical field

The utility model relates to the field of air conditioners, in particular to an air conditioner indoor unit and an air conditioner.

Background technique

The heat exchanger in the existing air-conditioning indoor unit is generally a straight plate body. If the heat exchanger is to achieve a better heat exchange effect, the heat exchanger must be designed with a larger heat exchange area, that is, the length and/or width of the heat exchanger must be extended, so that the space occupied by the heat exchanger larger.

Utility model content

The main purpose of the utility model is to provide an air-conditioning indoor unit, which aims at making the heat exchanger have a larger heat exchange area and avoiding excessive volume of the whole unit.

In order to achieve the above object, the air conditioner indoor unit proposed by the utility model includes:

a housing having a cavity, and an air inlet and an air outlet communicating with the cavity, both of the air inlet and the air outlet communicating with the chamber; and,

The first heat exchanger includes two heat exchange parts whose top ends are adjacent to each other and whose bottom ends are arranged at an angle. The bottom ends of the two heat exchange parts are located on the bottom wall of the cavity. The first heat exchanger The cavity is divided into upper and lower cavities, the air inlet communicates with one of the cavities, and the air outlet communicates with the other cavity.

Preferably, the inner side wall of the cavity is provided with overlapping protrusions, the overlapping protrusions extend along the side edges of the heat exchange parts, and the inner sides of the two heat exchange parts lean against the overlapping protrusions department.

Preferably, the shell includes a first shell and a second shell arranged up and down, and the first shell and the second shell are connected to each other so as to jointly enclose and form the cavity;

The second casing includes a chassis extending horizontally, and two overlapping side panels that are arranged on two opposite sides of the chassis and extend upward, and the width of each of the overlapping side panels is gradually increasing from bottom to top. The side edge of the overlapping side plate constitutes the overlapping protrusion, and the first heat exchanger is located on the chassis.

Preferably, the side edge of each overlapping side panel is provided with an overlapping flange, and the overlapping flange constitutes the overlapping protrusion.

Preferably, the air inlet is arranged on one of the overlapping side plates.

Preferably, the first housing includes a top wall opposite to the chassis, and a peripheral wall surrounding the periphery of the top wall, and a bottom end of the peripheral wall is provided corresponding to each of the overlapping side plates. Notches, the two notches are tapered from bottom to top; the overlapping side panels are inserted into the notches, and the bottom ends of the peripheral walls are connected to the chassis.

Preferably, the air outlet is arranged on the top wall, and the air conditioner indoor unit further includes a centrifugal fan, the centrifugal fan is located outside the top wall, and the air inlet side of the centrifugal fan corresponds to the outlet Vent settings.

Preferably, there is a supporting boss on the bottom wall of the cavity and at the bottom ends of the corresponding two heat exchanging parts, and each of the heat exchanging parts is provided on the top surface of one of the supporting bosses.

Preferably, the top surface of the support boss is inclined downward from the outside of the cavity to the inside.

Preferably, the included angle between the two heat exchange parts is 25°-35°.

The utility model also proposes an air conditioner, the air conditioner includes an air conditioner outdoor unit, and an air conditioner outdoor unit, and the air conditioner indoor unit includes:

a housing having a cavity, and an air inlet and an air outlet communicating with the cavity, both of the air inlet and the air outlet communicating with the chamber; and,

The first heat exchanger includes two heat exchange parts whose top ends are adjacent to each other and whose bottom ends are arranged at an angle. The bottom ends of the two heat exchange parts are located on the bottom wall of the cavity. The first heat exchanger The cavity is divided into upper and lower cavities, the air inlet communicates with one of the cavities, and the air outlet communicates with the other cavity.

In the utility model, the first heat exchanger is arranged in a V shape. Compared with the straight plate shape, its structure is more compact and has a larger heat exchange area, which is beneficial to reducing the volume of the whole machine. Since the first heat exchanger is located on the bottom wall of the cavity, no additional supporting structure is required on the casing to support the first heat exchanger to prevent the first heat exchanger from falling, so the casing can be simplified Structure.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is a schematic structural view of an embodiment of an air conditioner indoor unit of the present invention;

Fig. 2 is a schematic cross-sectional view of the indoor unit of the air conditioner in Fig. 1 along the vertical direction;

Fig. 3 is a schematic structural view of the first heat exchanger in Fig. 2;

Fig. 4 is a schematic structural view of the second housing in Fig. 1;

Fig. 5 is a schematic structural view of the first housing in Fig. 1;

Fig. 6 is a schematic cross-sectional view of the air conditioner indoor unit in Fig. 1 along the horizontal direction.

Explanation of reference numbers:

label name label name 10 cavity 322 Flanged first 101 Inlet 323 Second installation flange 102 air outlet 40 second shell 20 first heat exchanger 41 chassis twenty one Heat Exchange Department 411 Support boss 30 first shell 412 drain 31 top wall 42 Lap side panels 311 Connecting port 421 lap flange 32 Peripheral wall 50 centrifugal fan 321 gap

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present utility model, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the relative positional relationship, movement conditions, etc. between the components shown in the figure below are changed, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

The utility model provides an air conditioner, which includes an air conditioner outdoor unit and an air conditioner indoor unit.

In the embodiment of the utility model, as shown in Fig. 1 to Fig. 3, the air conditioner indoor unit includes:

The casing has a cavity 10, and an air inlet 101 and an air outlet 102 communicating with the cavity 10;

The first heat exchanger 20 is arranged in the cavity 10 and includes two heat exchange parts 21 whose top ends are adjacent to each other and whose bottom ends form an angle. The bottom ends of the two heat exchange parts 21 are located at the sides of the cavity 10 On the bottom wall, the first heat exchanger 20 divides the cavity 10 into upper and lower cavities, the air inlet 101 communicates with one of the cavities, and the air outlet 102 communicates with the other cavity. cavity connected.

In the embodiment of the present utility model, the bottom end of the first heat exchanger 20 is located on the bottom wall of the cavity 10, and the bottom wall of the cavity 10 is used to support the first heat exchanger 20 . Since the first heat exchanger 20 is in an inverted V shape, the bottom ends of the two heat exchange parts 21 are separated and the top ends are close together, so that the first heat exchanger 20 can stand stably in the space. on the bottom wall of chamber 10.

In order to make the air flowing into the cavity 10 from the air inlet 101 flow through the first heat exchanger 20 to exchange heat, the side edge of the first heat exchanger 20 is preferably in contact with the cavity. The inner side walls of the cavity 10 abut against each other, so as to avoid or reduce the flow of air from the gap between the side edge of the first heat exchanger 20 and the inner side walls of the cavity 10 .

The first heat exchanger 20 divides the cavity 10 into an upper cavity and a lower cavity, the air inlet 101 can communicate with the lower cavity, and the air outlet 102 can communicate with the upper cavity, so that the Air enters the cavity 10 from below and exits from above; of course, the air inlet 101 can also communicate with the upper cavity, and the air outlet 102 can communicate with the lower cavity.

Usually, the air-conditioning indoor unit is placed indoors, of course, the air-conditioning indoor unit can also be placed outdoors, and then a pipe is provided on the air inlet 101 and the air outlet 102 to enter the room.

In the present invention, the first heat exchanger 20 is arranged in a V shape. Compared with a straight plate shape, the first heat exchanger 20 has a more compact structure and a larger heat exchange area, which is beneficial to reducing the volume of the whole machine. Since the first heat exchanger 20 is located on the bottom wall of the cavity 10, there is no need to additionally provide a support structure on the casing to support the first heat exchanger 20 to prevent the first heat exchanger 20 from falling. Therefore, the structure of the case can be simplified.

In the embodiment of the utility model, the included angle between the two heat exchange parts 21 is 25°-35°. Specifically, the included angle between the two heat exchanging parts 21 may be 25°, or 35°, preferably 30°, so as to avoid the excessively large included angle and cause the air-conditioning indoor unit to be too long laterally, and to Avoid too small heat exchange area due to too small included angle.

In order to make the first heat exchanger 20 in better contact with the inner wall of the cavity 10, in one embodiment, the inner wall of the cavity 10 is provided with overlapping protrusions, and the overlapping The protrusions extend along the side edges of the heat exchange parts 21 , and the inner sides of the two heat exchange parts 21 lean against the overlapping protrusions. The inner sides of the two heat exchange parts 21 refer to two sides of the two heat exchange parts 21 facing each other. By setting the overlapping protrusions, the first heat exchanger 20 overlaps with the overlapping protrusions, thereby avoiding the gap between the first heat exchanger 20 and the inner side wall of the cavity 10 , so that the air can exchange heat through the first heat exchanger 20 and then flow out. At the same time, the overlapping convex part can also better support the first heat exchanger 20, so that the first heat exchanger 20 leans against the overlapping convex part, avoiding the two heat exchange parts 21 Close to each other, and also prevent the two heat exchange parts 21 from slipping off.

The overlapping protrusions mentioned above may be protrusions provided on the inner surface of the housing. Of course, in other embodiments, the overlapping protrusions may also be formed in other forms. For example, in one embodiment, please refer to FIG. 4 to FIG. 6 in conjunction, the housing includes a first housing 30 and a second housing 40 arranged up and down, the first housing 30 and the second housing 40 are interconnected to form the cavity 10 together. The second housing 40 includes a chassis 41 extending horizontally, and two overlapping side panels 42 extending upwards on two opposite sides of the chassis 41, each of which has a width of Tapered from bottom to top, the side edges of the overlapping side plates 42 form the overlapping protrusions, and the first heat exchanger 20 is located on the chassis 41 . In this embodiment, the overlapping side panels 42 are arranged in a triangle or isosceles trapezoidal shape. In this embodiment, the second shell 40 is equivalent to a supporting frame for supporting the first heat exchanger 20 .

In order to make the overlapping area larger, the overlapping more stable, and the overlapping effect better, then preferably, each side edge of the overlapping side plate 42 is provided with an overlapping flange 421, and the overlapping The flange 421 constitutes the overlapping protrusion. In this embodiment, the overlapping flange 421 can extend inwardly from the side edge of the overlapping side plate 42 , can also extend outwardly, or can extend outwardly and outwardly at the same time.

The air-conditioning indoor unit may also include a fixing strip, which is located on the side edge of the first heat exchanger 20 and is used for the heat exchange tubes of the first heat exchanger 20 to pass through, and the fixing strip The overlapping protrusions are fixed with screws, so that the first heat exchanger 20 can be fixed on the overlapping protrusions.

In the embodiment of the present utility model, the first housing 30 includes a top wall 31 opposite to the chassis 41, and a peripheral wall 32 surrounding the periphery of the top wall 31. The bottom end of the peripheral wall 32 corresponds to each Each overlapping side plate 42 is provided with a gap 321, and the two gaps 321 are tapered from bottom to top; the overlapping side plate 42 is inserted into the gap 321 to cover the gap 321 , the bottom end of the peripheral wall 32 is connected to the chassis 41 , thereby enclosing and forming the cavity 10 . Preferably, a first installation flange 322 is provided at the position where the notch 321 is provided on the peripheral wall 32 , and the first installation flange 322 is connected to the overlapping flange 421 on the overlapping side plate 42 . At the same time, a second installation flange 323 is provided at the bottom end of the peripheral wall 32 , and the peripheral wall 32 is fixed to the chassis 41 through the second installation flange 323 . Fixing in the form of flanging can increase the contact area and facilitate the connection between the first shell 30 and the second shell 40 .

In the present utility model, by dividing the shell forming the cavity 10 into a first shell 30 and a second shell 40, the first heat exchanger 20 can be mounted on the second shell first when installing. On the body 40, install the first shell 30, so that the installation of the first heat exchanger 20 can be facilitated.

In other embodiments, the peripheral wall 32 of the first housing 30 is not provided with a notch 321, and the peripheral wall 32 is entirely covered on the second housing 40, so as to cover the overlapping side plate 42 on the Inside.

In the embodiment of the present utility model, the air inlet 101 is arranged on one of the overlapping side plates 42 . Of course, the air inlet 101 can also be arranged on the peripheral wall 32 and near the bottom end. The air outlet 102 can be disposed on the top wall 31 or the peripheral wall 32 .

In one embodiment, the top wall 31 is provided with a communication port 311 , preferably, the communication port 311 is provided corresponding to the junction of the two heat exchange parts 21 . The air conditioner indoor unit also includes a centrifugal fan 50, the centrifugal fan 50 is located outside the top wall 31, and the air inlet side of the centrifugal fan 50 is set corresponding to the communication port 311, and the outlet of the centrifugal fan 50 The wind side constitutes the air outlet 102 . Specifically, the centrifugal fan 50 includes a centrifugal fan wheel and a centrifugal volute, and the centrifugal volute is installed on the outer surface of the top wall 31, specifically by screwing or clipping. The centrifugal fan 50 Then it is located in the centrifugal volute and is set facing the communication port 311 . The air outlet side of the centrifugal volute and the air inlet 101 are preferably located on the same side of the air conditioner indoor unit. When the air conditioner indoor unit is located outdoors, the air outlet side of the centrifugal volute and the air inlet 101 101 is located on the indoor side of the air conditioner indoor unit to facilitate the communication between the air outlet side of the centrifugal volute and the air inlet 101 and the room.

In order to form a better air outlet effect, preferably, the air outlet 102 of the centrifugal volute is gradually expanded along the air outlet direction, so that the air outlet area can be better expanded and a wider air supply range can be ensured.

Please refer to FIG. 4 again. When the air-conditioning indoor unit is cooling, condensed water will be generated on the first heat exchanger 20, and the condensed water will drop on the chassis 41. In order to prevent the bottom of the first heat exchanger 20 from immersing In the condensed water, and make the condensed water better accumulate on the chassis 41, then on the bottom wall of the cavity 10, in this embodiment, on the chassis 41 and at the corresponding two Each of the heat exchange parts 21 has a supporting boss 411 at the bottom thereof, and each of the heat exchanging parts 21 is disposed on a top surface of one of the supporting bosses 411 . Preferably, the supporting boss 411 is adjacent to the side wall of the chassis 41 . In order to discharge the condensed water, a drain port 412 is provided on the chassis 41 . Preferably, the drain port 412 is disposed on the side wall of the chassis 41 and is disposed through the supporting boss 411 adjacent to the side wall. By setting the support boss 411 to support the heat exchange part 21, the condensed water flows along the heat exchange part 21 to the support boss 411, and accumulates on the bottom surface of the chassis 41, and drains water from the The port 412 is discharged, thereby preventing the first heat exchanger 20 from blocking the discharge of condensed water.

In order to make the condensed water flow down from the support boss 411 better, the top surface of the support boss 411 is inclined downward from the outside of the cavity 10 to form a better guide effect.

The above is only a preferred embodiment of the present utility model, and does not therefore limit the scope of the patent of the present utility model. Under the inventive concept of the present utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings, or Direct/indirect application in other related technical fields is included in the patent protection scope of the present utility model.

Claims (11)

1. An air-conditioning indoor unit, characterized in that, comprising: a housing having a cavity, and an air inlet and an air outlet communicating with the cavity, both of the air inlet and the air outlet communicating with the chamber; and, The first heat exchanger is arranged in the cavity, and the first heat exchanger includes two heat exchange parts whose top ends are adjacent to each other and whose bottom ends form an included angle. The bottom ends of the two heat exchange parts are located in the cavity. On the bottom wall of the cavity, the first heat exchanger divides the cavity into upper and lower cavities, the air inlet communicates with one of the cavities, and the air outlet communicates with the other cavity. connected. 2. The air-conditioning indoor unit according to claim 1, characterized in that, the inner side wall of the cavity is provided with overlapping protrusions, and the overlapping protrusions extend along the side edge of the heat exchange part, and the two sides The inner side of the heat exchange part leans against the overlapping convex part. 3. The air-conditioning indoor unit according to claim 2, wherein the housing comprises a first housing and a second housing arranged up and down, the first housing and the second housing are connected to each other, forming said cavities by co-enclosing; The second casing includes a chassis extending horizontally, and two overlapping side panels that are arranged on two opposite sides of the chassis and extend upward, and the width of each of the overlapping side panels is gradually increasing from bottom to top. The side edge of the overlapping side plate constitutes the overlapping protrusion, and the first heat exchanger is located on the chassis. 4 . The air conditioner indoor unit according to claim 3 , wherein each side edge of the overlapping side plate is provided with an overlapping flange, and the overlapping flange constitutes the overlapping convex portion. 5 . 5 . The air conditioner indoor unit according to claim 3 , wherein the air inlet is disposed on one of the overlapping side panels. 6 . 6. The air conditioner indoor unit according to claim 3, wherein the first housing comprises a top wall opposite to the chassis, and a peripheral wall surrounding the top wall, and the bottom of the peripheral wall There is a notch corresponding to each of the overlapping side plates, and the two notches are tapered from bottom to top; the overlapping side plates are inserted into the notches, and the bottom end of the surrounding wall is connected Chassis connections described above. 7. The air-conditioning indoor unit according to claim 6, wherein a communicating port is provided on the top wall, and the air-conditioning indoor unit further comprises a centrifugal fan, the centrifugal fan is located outside the top wall, and The air inlet side of the centrifugal fan is arranged corresponding to the communication port, and the air outlet side of the centrifugal fan constitutes the air outlet. 8. The air-conditioning indoor unit according to claim 1, characterized in that there is a supporting boss on the bottom wall of the cavity and at the bottom of the corresponding two heat exchange parts, each of the heat exchange parts It is arranged on the top surface of one of the supporting bosses. 9 . The air-conditioning indoor unit according to claim 8 , wherein the top surface of the supporting boss is inclined downward from the outside of the cavity. 10. The air-conditioning indoor unit according to any one of claims 1-9, characterized in that, the included angle between the two heat exchange parts is 25°-35°. 11. An air conditioner, characterized in that the air conditioner comprises an air conditioner outdoor unit, and the air conditioner outdoor unit according to any one of claims 1 to 10.