CN210267507U - Air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model provides an air-conditioning indoor unit and an air conditioner, wherein the air-conditioning indoor unit comprises a wind sweeping blade and a motor, and the motor comprises a machine body and an output shaft; the air-conditioning indoor unit also comprises a water retaining piece and a drainage piece; the drainage piece is provided with a drainage wall, the drainage wall is provided with a drainage surface, and the drainage wall is provided with a first shaft through hole; the output shaft, the water retaining piece and the wind sweeping blade are sequentially connected along the axial direction, the drainage wall is positioned between the machine body and the water retaining piece, the output shaft penetrates through the first shaft through hole, and the water retaining piece shields the first shaft through hole from the axial direction; the level of the diversion surface gradually descends along the first horizontal direction, and the output shaft is obliquely arranged. The air conditioner comprises an air conditioner indoor unit water retaining piece and a drainage piece which are arranged in the bottom shell, and condensed water enters the water retaining piece and the drainage piece from a shaft through hole of the bottom shell. The condensed water reaches the water retaining piece, falls to the drainage surface from the water retaining piece, is drained by the inclined drainage surface, and is finally discharged or recycled, so that the condensed water is prevented from dripping from the indoor unit of the air conditioner.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to an interior machine technical field of air conditioning, concretely relates to machine and air conditioner in air conditioning.

Background

The existing air-conditioning indoor unit is provided with a sweeping blade positioned at an air outlet and a motor used for driving the sweeping blade to rotate and swing, the motor is positioned below the sweeping blade, and an output shaft of the motor penetrates through a shaft hole of a bottom shell of the air-conditioning indoor unit and then is connected with the sweeping blade. In the use process of the indoor unit of the air conditioner, condensation is formed on the air sweeping blades, and after the condensation water is gathered to a certain degree, the condensation water slides to the bottom shell of the indoor unit of the air conditioner from the air sweeping blades. In order to prevent condensed water from entering the motor, the bottom of the wind sweeping blade is provided with a water retaining cap, and the bottom shell of the indoor unit of the air conditioner is provided with a water retaining circumferential wall around the shaft hole, so that the condensed water is prevented from reaching the motor through the shaft hole.

The existing air-conditioning indoor unit has the problems that although condensed water is prevented from entering the motor, the falling condensed water is greatly accumulated on the bottom shell of the air-conditioning indoor unit and even drops from the air-conditioning indoor unit, so that the normal use is influenced.

SUMMERY OF THE UTILITY MODEL

A first object of the present invention is to provide an air conditioner indoor unit capable of effectively draining condensed water.

A second object of the present invention is to provide an air conditioner which can effectively guide condensed water.

The utility model discloses the first purpose provides an air-conditioning indoor unit, which comprises a wind sweeping blade and a motor, wherein the motor comprises a machine body and an output shaft; the air-conditioning indoor unit also comprises a water retaining piece and a drainage piece; the drainage piece is provided with a drainage wall, the drainage wall is provided with a drainage surface, and the drainage wall is provided with a first shaft through hole arranged on the drainage surface; the output shaft, the water retaining piece and the wind sweeping blade are sequentially connected from bottom to top along the axial direction, the drainage wall is positioned between the machine body and the water retaining piece, the output shaft penetrates through the first shaft through hole, and the water retaining piece shields the first shaft through hole from the axial direction; the horizontal height of the flow guide surface gradually decreases along the first horizontal direction, and the output shaft inclines towards the first horizontal direction from bottom to top.

According to the scheme, the water retaining piece and the drainage piece are arranged in the bottom shell of the indoor unit of the air conditioner, and condensed water can enter the water retaining piece and the drainage piece from the through hole of the bottom shell of the indoor unit of the air conditioner. After the condensed water arrived retaining piece, because retaining piece slope sets up, the condensed water fell to the drainage face from retaining piece, carries out the drainage by the drainage face of slope again, finally discharges condensed water or recycle to prevent that the condensed water from the indoor set drippage of air conditioner.

The further proposal is that a gap is formed between the water retaining piece and the drainage surface; the water blocking piece is provided with a water blocking cavity, the water blocking cavity surrounds the periphery of the output shaft, and the water blocking cavity is provided with an annular opening facing the interval.

From the above, when a small part of condensed water falls on the drainage surface and is positioned above the first shaft through hole, the condensed water falls and reaches the interval, and the condensed water firstly reaches the end surface, facing the interval, of the water blocking piece and is attached to the end surface under the action of tension; because the formation of the water-proof cavity enables the extension direction between the connection part of the end face and the inner surface of the water-proof cavity to change greatly, when condensed water continuously falls down and reaches the connection part between the end face and the inner surface, the tension of the condensed water is not enough to support the condensed water to move from the end face to the inner surface, so the condensed water can only fall down from two sides of the first shaft through hole along the end face until completely surrounding the first shaft through hole, and a hollow area is formed at the position of the water-proof cavity. This arrangement can further prevent condensed water from entering the motor.

The water blocking piece is provided with an inner surface surrounding the periphery of the water blocking cavity, the water blocking piece is provided with end faces surrounding the periphery of the annular opening and facing the gap, and the end faces are connected with the inner surface in a zigzag mode.

From the above, the zigzag connection between the annular end face and the annular inner surface can further ensure that the anti-condensation water is transferred from the annular end face to the annular inner surface,

the drainage piece also comprises a first drainage rib protruding from the drainage surface; on the projection of first horizontal direction, first drainage rib is located the below of first axle through-hole.

From top to bottom, the condensation water on the drainage surface is guided to the assigned position by first drainage rib.

Further, the first drainage rib comprises a first extension part; in a second horizontal direction, the horizontal height of the first extension part gradually decreases, and the second horizontal direction is perpendicular to the first horizontal direction.

In a further aspect, the first drainage rib further comprises a second extension portion, wherein the horizontal height of the second extension portion gradually decreases in a third horizontal direction, and the third horizontal direction is opposite to the second horizontal direction; on the projection of the first horizontal direction, the joint of the upper end of the second extension part and the upper end of the first extension part is positioned below the first shaft through hole.

It is thus clear that two extensions that relative set up on the first drainage rib are with condensation water shunt and drainage respectively, prevent that local flow is too big and spill over, can realize using the differentiation of condensation water simultaneously.

The further scheme is that the drainage piece further comprises a surface connected with the drainage surface, a second drainage rib is arranged on the surface, and the upper end of the second drainage rib is connected with the upper end of the first drainage rib.

It is from top to bottom visible, the surface of difference all can set up in other drainage ribs that first drainage rib is connected on drainage piece, is more convenient for with the dew drainage assigned position.

The water retaining piece is provided with a water retaining surface facing the wind sweeping blade, and the water retaining surface is provided with a circular table surface part and a circular ring surface part; the circular ring surface part is connected to the outer edge of the circular table surface part and is perpendicular to the axial direction.

From top to bottom, through setting up the outline of manger plate face, can further guarantee that the condensation water reachs the below of primary shaft through-hole more, the processing of being convenient for simultaneously.

The further proposal is that the drainage wall is also provided with a connecting through hole, the drainage surface is raised with a water retaining circumferential wall, and the water retaining circumferential wall is positioned at the periphery of the connecting through hole.

From top to bottom, connect the through-hole and can supply the motor wiring to use, the setting of manger plate perisporium effectively prevents the condensation water entering connect the through-hole to the protection motor.

The air-conditioning indoor unit further comprises a bottom shell, wherein the bottom shell is provided with a bottom shell wall, and the bottom shell wall is provided with a second shaft through hole; the water blocking piece is positioned between the bottom shell wall and the drainage wall, and the water blocking piece penetrates through the second shaft through hole and then is connected with the wind sweeping blade.

The utility model discloses the air conditioner that the second purpose provided includes the machine in the air conditioning, and the machine adopts foretell machine in the air conditioning.

Drawings

Fig. 1 is a partial sectional view of a drainage assembly in a first embodiment of an indoor unit of an air conditioner according to the present invention.

Fig. 2 is a first view angle diagram of the water stop of the indoor unit of the air conditioner according to the first embodiment of the present invention.

Fig. 3 is a second view angle diagram of the water stop of the first embodiment of the indoor unit of the air conditioner of the present invention.

Fig. 4 is a structural view of a flow guide member in a first embodiment of an indoor unit of an air conditioner according to the present invention.

Fig. 5 is an exploded view of the drain assembly hidden bottom case of the first embodiment of the indoor unit of an air conditioner of the present invention.

Fig. 6 is a schematic view of a flow guide according to a first embodiment of the indoor unit of an air conditioner of the present invention.

Fig. 7 is an enlarged view of a portion a in fig. 6.

Fig. 8 is a sectional view of a part of components in a second embodiment of an indoor unit of an air conditioner according to the present invention.

Fig. 9 is a structural view of a flow guide member in a third embodiment of an indoor unit of an air conditioner according to the present invention.

Detailed Description

First embodiment of indoor unit of air conditioner

Referring to fig. 1, fig. 1 is a cross-sectional view of a first embodiment of an indoor unit of an air conditioner according to the present invention. The utility model discloses an air conditioner includes the air conditioning indoor set, because the invention lies in the structure of air conditioning indoor set, explains the structure of air conditioning indoor set with the user state after the installation of air conditioning indoor set below. The indoor air conditioning unit has an air duct 100, and includes a bottom case 3 located below the air duct 100, and an upper portion of the bottom case 3 has a bottom case wall 31, and the bottom case wall 31 blocks the air duct 100 from below. In the air-conditioning indoor unit, a plurality of air sweeping blades 2 are arranged at the position, close to an air outlet, of an air duct 100, the air sweeping blades 2 are driven by a motor 1, and the motor 1 is arranged below a bottom shell wall 31.

The indoor unit of the air conditioner is provided with a drainage assembly, and the drainage assembly comprises a water blocking piece 4, a drainage piece 5, the motor 1 and the wind sweeping blade 2. The drainage piece 5 is a hollow mounting seat, the water retaining piece 4 is a shaft connecting piece, the drainage piece 5 is installed below the bottom shell wall 31, the motor 1 is installed in the drainage piece 5, an output shaft of the motor 1 penetrates out of the drainage piece 5 and then is coaxially connected with the water retaining piece 4, and the water retaining piece 4 penetrates out of the bottom shell wall 31 and then is coaxially connected with the wind sweeping blade 2. The wind tunnel 100 extends downward in the x-axis direction, and the rotation axis direction of the wind sweeping blades 2 is inclined from the z-axis direction to the x-axis direction in order to accommodate the wind tunnel 100. Wherein the negative z-axis direction is the plumb direction.

Referring to fig. 2 and 3, fig. 2 and 3 are respectively a first view angle and a second view angle of the water blocking member in the first embodiment of the indoor unit of an air conditioner according to the present invention. The water blocking member 4 comprises an axial extension portion 41 and a water blocking wall 42 surrounding the periphery of the axial extension portion 41, an axial first end of the axial extension portion 41 is a plug column 411, the periphery of the plug column 411 is provided with two oppositely arranged planes, and each plane is provided with a cylindrical clamping protrusion 412; the axial second end of the axial extension 41 has a shaft insertion hole 414 and a peripheral wall 413 surrounding the outer periphery of the shaft insertion hole 414, the shaft insertion hole 414 being for engagement with the output shaft of the motor 1.

The water retaining wall 42 is provided with a water retaining surface 400 facing the end where the plug column 411 is located, and the water retaining surface 400 comprises a circular table surface part 401 and a circular ring surface part 402; the toroidal portion 402 is connected to the outer edge of the circular table portion 401, the toroidal portion 402 being perpendicular to the direction of extension of the axial extension 41.

On the side opposite to the plug column 411, a water-stop cavity 44 is formed between the water-stop wall 42 and the peripheral wall 413, the water-stop cavity 44 surrounds the periphery of the peripheral wall 413, the water-stop cavity 413 is provided with an annular opening 441, the water-stop wall 42 is provided with an inner surface 404 surrounding the water-stop cavity 44, the water-stop wall 42 is provided with an end surface 403 surrounding the periphery of the annular opening 441, the end surface 403 is an axial end surface, the end surface 403 is perpendicular to the axial direction, and the end surface 403 is connected with the inner surface 404 in a zigzag mode.

Referring to fig. 1 and 4, fig. 4 is a structural diagram of a flow guide member in a first embodiment of an indoor unit of an air conditioner according to the present invention. The drainage piece 5 comprises a drainage wall 51 positioned at the upper end and four side walls extending downwards from the periphery of the drainage wall 51, the four side walls are mutually and hermetically connected and surround a space for accommodating a motor with the drainage wall 51, and the four side walls comprise two side walls 52 positioned at two opposite ends of the y-axis direction.

The upper surface of the flow guiding wall 51 is a flow guiding surface 510, the x-axis direction is a horizontal direction, and the horizontal height of the flow guiding surface 510 gradually decreases in the x-axis positive direction, that is, the flow guiding surface 510 inclines downwards along the x-axis positive direction. The drainage wall 51 is provided with a first shaft through hole 511 and a plurality of connecting through holes 512, the first shaft through hole 511 and the connecting through holes 512 are both arranged on the drainage surface 510, and the position of the first shaft through hole 511 is higher than the position of the connecting through holes 512 in the projection in the x-axis direction.

The drainage surface 510 is provided with raised first drainage ribs 53. The first flow guiding rib 53 comprises a first extending part 531 and a second extending part 532 which are symmetrically arranged, the horizontal height of the first extending part 531 gradually decreases in the y-axis positive direction, the horizontal height of the second extending part 532 gradually decreases in the y-axis negative direction, and the upper end of the first extending part 531 and the upper end of the second extending part 532 are connected to the position right below the first shaft through hole 511 in the projection of the x-axis direction.

The surface of the sidewall 52 is connected to the drainage surface 510. The surfaces of the two opposite side walls 52 are provided with second raised drainage ribs 54. In the negative direction of the x-axis, the horizontal height of the second flow guiding ribs 54 gradually decreases, the upper ends of the second flow guiding ribs 54 on the first side are connected to the lower ends of the first extending portions 531, and the upper ends of the second flow guiding ribs 54 on the second side are connected to the lower ends of the second extending portions 532. The drainage surface 510 is further provided with a raised water retaining peripheral wall 514, and the water retaining peripheral wall 514 completely surrounds the peripheries of the two connecting through holes 512.

With reference to fig. 1 and 5, fig. 5 is an exploded view of a drain assembly hidden bottom case in a first embodiment of an indoor unit of an air conditioner according to the present invention. The motor 1 comprises a machine body 11 and an output shaft 12 extending from the machine body 11, the machine body 11 is positioned in the drainage member 5, the output shaft 12 passes through the first shaft through hole 511 from bottom to top along the axial direction and then is inserted into the shaft insertion hole 414 of the water blocking member 4 for fixation, a gap 509 is formed between the end surface 403 of the water blocking wall 42 and the drainage surface 510 at the moment, and the annular opening 441 faces the gap 509.

The insertion column 411 passes through the second axial through hole 311 of the bottom casing wall 31 from bottom to top along the axial direction, and is inserted into the axial insertion hole 22 at the bottom of the wind sweeping blade 2, and the engaging protrusion 412 is engaged with the engaging holes 221 located at both sides of the axial insertion hole 22. The axial direction is the axial direction of the output shaft 12, and the axial direction is perpendicular to the drainage surface 510.

Referring to fig. 1 and 6, fig. 6 is a schematic view of a flow guiding structure of an indoor unit of an air conditioner according to a first embodiment of the present invention. The condensed water flowing down from the wind sweeping blade 2 sequentially reaches the circular table surface part 401 and the circular ring surface part 402 of the water retaining surface through the gap between the inserting column 411 and the second shaft through hole 311. Since the axial direction is inclined to the z-axis direction (plumb direction), the circular ring portion 402 at the outer edge of the water retaining surface 400 is perpendicular to the axial direction, so that the water retaining surface 400 can finally flow along the circular ring portion 402 and fall onto the drainage surface 510 from the lower horizontal side of the circular ring portion 402 under the action of gravity.

Subsequently the condensation water reaches first drainage rib 53 and second drainage rib 54 (fig. 4 shows) department in proper order and carries out further drainage under the drainage of drainage surface 510 to guide the condensation water to appointed outer drainage department or condensation water recovery department, prevent that the condensation water from the outside drippage of air conditioning indoor set when preventing that the condensation water from getting into the motor, influence normal use.

Referring to fig. 7, fig. 7 is an enlarged view at a in fig. 6. When a small amount of condensed water falls on the drainage surface 510 and is positioned above the first shaft through hole, the condensed water falls and reaches the interval 509, the condensed water firstly reaches the end surface 403 of the water blocking piece facing the interval 509, and under the action of tension, the condensed water is attached between the end surface 403 and the drainage surface 510; because the formation of the water-proof cavity 44 greatly changes the extending direction between the connecting part of the end surface 403 and the inner surface 404 of the water-proof cavity, when condensed water continuously falls along the drainage surface 410 and reaches the connecting part between the end surface 403 and the inner surface 404, the tension of the condensed water is not enough to support the condensed water to move from the end surface 403 to the inner surface 404, so that the condensed water can only fall along the end surface 403 from two sides of the periphery of the first shaft through hole 511 until completely surrounding the first shaft through hole, and a hollow area is formed at the water-proof cavity, so that the condensed water can be further prevented from entering the motor.

Second embodiment of indoor unit of air conditioner

Referring to fig. 8, fig. 8 is a cross-sectional view of a part of the components of the second embodiment of the indoor unit of an air conditioner according to the present invention. In this embodiment, the water retaining surface of the water retaining member 6 has an outer circumferential surface portion 601 and a circular ring surface portion 602 extending in the axial direction, and the circumferential surface portion 601 and the circular ring surface portion 602 are connected by an arc; in a radial projection of the water deflector 6 (viewing angle shown in fig. 8), the inner surface 604 facing the water-blocking chamber 610 and the end surface 603 facing the gap 609 are perpendicular to each other.

Third embodiment of indoor unit of air conditioner

Referring to fig. 9, fig. 9 is a structural view of a drainage member in a third embodiment of the indoor unit of an air conditioner according to the present invention. On drainage piece 7 in this embodiment, follow the protruding first drainage rib 73 of drainage face 710 and wholly extend along same direction, on the y axle is negative-going, the level of first drainage rib 73 descends gradually, and drainage piece 7 is provided with second drainage rib 74 only on one side lateral wall, and the lower extreme of first drainage rib 73 is connected with the upper end of second drainage rib 74.

In other embodiments, the drainage surface is free of first drainage ribs; in other embodiments, the sidewalls do not have second drainage ribs thereon; in other embodiments, the area of the water retaining surface on the water retaining piece is increased, and condensed water can be effectively prevented from reaching a gap between the water retaining piece and the drainage surface without arranging a water insulation cavity in the water retaining piece; in other embodiments, the output shaft is inclined from bottom to top towards the positive direction of the x-axis, but is not perpendicular to the flow guide surface.

Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.

Claims (11)

1. The air-conditioning indoor unit comprises a wind sweeping blade and a motor, wherein the motor comprises a machine body and an output shaft;

the method is characterized in that:

the air-conditioning indoor unit further comprises a water retaining piece and a drainage piece;

the drainage piece is provided with a drainage wall, the drainage wall is provided with a drainage surface, and the drainage wall is provided with a first shaft through hole arranged on the drainage surface;

the output shaft, the water retaining member and the wind sweeping blades are sequentially connected from bottom to top along the axial direction of the output shaft, the drainage wall is positioned between the machine body and the water retaining member, the output shaft penetrates through the first shaft through hole, and the water retaining member shields the first shaft through hole from the axial direction;

the horizontal height of the flow guide surface gradually decreases along a first horizontal direction, and the output shaft inclines towards the first horizontal direction from bottom to top.

2. An indoor unit of an air conditioner according to claim 1, wherein:

a gap is formed between the water retaining piece and the drainage surface;

the water blocking piece forms a water blocking cavity which surrounds the periphery of the output shaft, and the water blocking cavity is provided with an annular opening facing the space.

3. An indoor unit of an air conditioner according to claim 2, wherein:

the water blocking piece is provided with an inner surface surrounding the periphery of the water isolating cavity, the water blocking piece is provided with an end surface surrounding the periphery of the annular opening and facing the gap, and the end surface is connected with the inner surface in a zigzag mode.

4. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein:

the drainage piece also comprises a first drainage rib protruding from the drainage surface;

on the projection of the first horizontal direction, the first drainage rib is positioned below the first shaft through hole.

5. An indoor unit of an air conditioner according to claim 4, wherein:

the first drainage rib comprises a first extension;

in a second horizontal direction, the horizontal height of the first extension part gradually decreases, and the second horizontal direction is perpendicular to the first horizontal direction.

6. An indoor unit of an air conditioner according to claim 5, wherein:

the first drainage rib further comprises a second extension part, the horizontal height of the second extension part gradually decreases in a third horizontal direction, and the third horizontal direction is opposite to the second horizontal direction;

on the projection of the first horizontal direction, the joint of the upper end of the second extension part and the upper end of the first extension part is positioned below the first shaft through hole.

7. An indoor unit of an air conditioner according to claim 4, wherein:

the drainage piece still include with the surface that the drainage face is connected, be provided with second drainage rib on the surface, the upper end of second drainage rib with the upper end of first drainage rib is connected.

8. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein:

the water blocking piece is provided with a water blocking surface facing the wind sweeping blade, and the water blocking surface is provided with a circular table surface part and a circular ring surface part;

the circular ring surface part is connected to the outer edge of the circular table surface part, and the circular ring surface part is perpendicular to the axial direction.

9. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein:

the drainage wall is further provided with a connecting through hole, the drainage surface is provided with a raised water retaining peripheral wall, and the water retaining peripheral wall is positioned on the periphery of the connecting through hole.

10. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein:

the air-conditioning indoor unit is provided with an air duct and further comprises a bottom shell positioned below the air duct, the bottom shell is provided with a bottom shell wall, and the bottom shell wall is provided with a second shaft through hole;

the water blocking piece is located between the bottom shell wall and the drainage wall, and the water blocking piece penetrates through the second shaft through hole and then is connected with the wind sweeping blade.

11. Air conditioner, including the air conditioning indoor set, its characterized in that: the indoor unit of an air conditioner is the indoor unit of an air conditioner according to any one of claims 1 to 10.

Images