CN111594488B - Volute component and air conditioner - Google Patents

Abstract

The invention provides a volute component and an air conditioner, wherein the volute component comprises a first volute, a second volute and reinforcing ribs, wherein the second volute and the first volute are constructed to form an air duct, and the air duct is provided with an air outlet; the reinforcing rib is arranged at the end part, close to the air outlet, of the second volute. According to the invention, the reinforcing ribs are arranged at the end part of the second volute close to the air outlet, so that the structural strength of the end part of the second volute can be ensured, the problem that the normal assembly of the second volute and the first volute is directly influenced by the stress deformation of the second volute in the injection molding or transportation process is avoided, and the problem that the air volume loss or the noise is caused due to the large gap between the first volute and the second volute is avoided.

Description

Volute component and air conditioner

Technical Field

The invention relates to the technical field of air conditioning equipment, in particular to a volute component and an air conditioner.

Background

At present, a volute component of an air conditioner is assembled by two parts of volutes, however, the side wall of one part of volute is higher than the bottom surface, so that the volute is easy to deform in the injection molding or transportation process, the assembly of the volute with the other part of volute is difficult, or the gap between the two volutes is larger after the assembly, so that the problems of air volume loss and abnormal sound are easily caused.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

To this end, a first aspect of the present invention is to propose a volute assembly.

In a second aspect of the present invention, an air conditioner is provided.

In view of the above, according to a first aspect of the present invention, there is provided a scroll casing assembly comprising a first scroll casing, a second scroll casing and a reinforcing rib, wherein the second scroll casing and the first scroll casing are configured to form an air duct, and the air duct has an air outlet; the reinforcing rib is arranged at the end part, close to the air outlet, of the second volute.

The volute component provided by the invention comprises a first volute, a second volute and reinforcing ribs, wherein the first volute is connected to the second volute, the first volute and the second volute can form an air duct, the air duct is used for accommodating a fan of an air conditioner and is provided with an air inlet and an air outlet, and the reinforcing ribs are arranged at the end part, close to the air outlet, of the second volute. According to the invention, the reinforcing ribs are arranged at the end part of the second volute close to the air outlet, so that the structural strength of the end part of the second volute can be ensured, the problem that the normal assembly of the second volute and the first volute is directly influenced by the stress deformation of the second volute in the injection molding or transportation process is avoided, and the problem that the air volume loss or the noise is caused due to the large gap between the first volute and the second volute is avoided. Furthermore, the second volute and the reinforcing ribs are prepared by adopting an injection molding process, so that the connection controllability between the second volute and the reinforcing ribs can be ensured.

In addition, according to the volute assembly in the above technical solution provided by the present invention, the following additional technical features may also be provided:

in the above technical solution, further, the reinforcing ribs are wound around the second volute along the periphery of the air outlet.

In the technical scheme, the reinforcing ribs are arranged on the second volute along the periphery of the air outlet in a winding manner, and the reinforcing ribs can realize all-dimensional structure enhancement on the end part, close to the air outlet, of the second volute, so that the end part of the second volute is connected into a communicated whole by the reinforcing ribs, and the deformation of two side walls of the second volute is reduced.

In any of the above technical solutions, further, the reinforcing rib close to the first volute casing is a first reinforcing rib; the volute assembly further comprises a connecting piece and a fitting piece, wherein the connecting piece is arranged on one of the first reinforcing rib and the first volute; the fitting piece is provided on the other of the first reinforcing rib and the first scroll casing corresponding to the connecting piece, and the connecting piece is fitted with the fitting piece.

In the technical scheme, the reinforcing rib close to the first volute is the first reinforcing rib, namely, the first reinforcing rib is connected between two side walls of the second volute. The volute assembly further comprises a connecting piece and a matching piece, wherein the connecting piece is arranged on one of the first reinforcing rib and the first volute, the matching piece is arranged on the other one of the first reinforcing rib and the first volute corresponding to the connecting piece, and when the first volute and the second volute are assembled, the connecting piece and the matching piece are mutually meshed and matched, so that the first volute and the second volute are tightly connected. The connecting piece or the matching piece is arranged on the first reinforcing rib, so that the contact area between the first volute and the second volute can be increased, and the first volute and the second volute are assembled more tightly and reliably. First strengthening rib not only can play the structural strength of reinforcing second spiral case promptly, prevents the effect of warping, can provide the position for setting up connecting piece/fitting piece moreover for the tie point between first spiral case and the second spiral case is more, connects more firmly reliably.

In any of the above technical solutions, further, the connecting member includes a first latch tongue connected to the first reinforcing rib and extending toward the inside of the air duct; the fitting piece comprises a first clamping groove, the first clamping groove is arranged on the first volute corresponding to the first clamping tongue, and the first clamping tongue can be clamped in the first clamping groove.

In this technical scheme, the connecting piece includes first block tongue, and first block tongue is connected on first strengthening rib, and specifically, first block tongue is connected on the lateral wall that deviates from the air outlet on first strengthening rib. The first clamping tongue extends towards the interior of the air duct. The fitting piece comprises a first clamping groove, the first clamping groove is formed in the first volute corresponding to the first clamping tongue, when the first volute is assembled with the second volute, the first clamping tongue can be clamped in the first clamping groove, and therefore mutual meshing of the first volute and the second volute is achieved.

In any of the above technical solutions, further, the connector further includes a second locking groove formed on the first reinforcing rib; the fitting piece comprises a second clamping tongue, the second clamping tongue is arranged on the first volute corresponding to the second clamping groove and extends away from the air channel, and the second clamping tongue can be clamped in the second clamping groove.

In this technical scheme, the connecting piece still includes the second draw-in groove, and the second draw-in groove is seted up on first strengthening rib, and specifically, the second draw-in groove is seted up in the bottom of first strengthening rib, and partial first strengthening rib is sunken towards first spiral case promptly and is constructed the second draw-in groove. The fitting piece further comprises a second clamping tongue, the second clamping tongue is arranged on the first volute corresponding to the second clamping groove, the second clamping tongue extends towards the direction far away from the first volute, and when the first volute is assembled with the second volute, the second clamping tongue can be clamped in the second clamping groove, so that the first volute and the second volute are mutually meshed.

In any of the above technical solutions, further, the number of the second card slots is at least one, and when the number of the second card slots is two, the two second card slots are respectively disposed on two sides of the first latch.

In this technical scheme, the quantity of second draw-in groove is at least one, and when the quantity of second draw-in groove was two, then two second draw-in grooves set up the both sides at first block tongue respectively. A first clamping tongue and second clamping grooves located at two sides of the first clamping tongue are distributed on the first reinforcing rib, and a first clamping groove and second clamping tongues located at two sides of the first clamping groove are arranged on the first volute corresponding to the first reinforcing rib. When the first volute and the second volute are assembled, the first volute and the second volute can both bear the snap-in force in different directions, and therefore the first volute and the second volute can be connected more reliably.

In any of the above technical solutions, further, a side surface of the connecting member facing the air duct is flush with a side surface of the mating member facing the air duct.

In this technical scheme, after first spiral case and second spiral case assembly, connecting piece and fitting piece interlock are connected the back, and the side towards the wind channel on the connecting piece is parallel and level mutually with the side that the fitting piece faces the wind channel, and the roof that connecting piece and fitting piece constitute the wind channel jointly promptly is the smooth surface, and then can not influence the air current and flow. Specifically, after the first clamping tongue is meshed with the first clamping groove, the top wall of the air duct is a smooth surface; after the second clamping tongue is meshed with the second clamping groove, the top wall of the air duct is a smooth surface.

In any of the above technical solutions, further, the volute assembly further includes a positioning pin, and the positioning pin is disposed on the side wall of the first reinforcing rib, which is away from the air duct.

In this technical scheme, the spiral case subassembly still includes the dowel, and the dowel sets up on the lateral wall that first strengthening rib deviates from the wind channel, and the dowel is used for being connected to the median septum of air conditioner with first spiral case and second spiral case location on, is equipped with the location mouth on the median septum in advance, and the dowel can pass the location mouth and realize being connected of first spiral case, second spiral case and median septum. The middle partition plate is also provided with a mounting opening, and the first volute and the second volute which are connected can partially pass through the opening.

In any of the above technical solutions, further, the reinforcing rib further includes a second reinforcing rib, the second reinforcing rib is connected with the first reinforcing rib and connected to the outer side wall of the second scroll casing, and part of the second reinforcing rib protrudes away from the second scroll casing to form a protruding block; the volute component also comprises a fixed opening, and the fixed opening is arranged on the protruding block.

In the technical scheme, the reinforcing ribs further comprise second reinforcing ribs, the second reinforcing ribs are connected with the first reinforcing ribs and are arranged on the outer side wall of the second volute, part of the second reinforcing ribs are protruded away from the second volute to form protruding blocks, and fixing openings are formed in the protruding blocks. When the first volute and the second volute which are connected penetrate through the opening preset on the middle partition plate and the positioning pin penetrates through the assembling opening, the reinforcing ribs (the first reinforcing rib and the second reinforcing rib) are attached to the middle partition plate, and at the moment, the fastening piece penetrates through the fixing opening on the protruding block, so that the first volute, the second volute and the middle partition plate can be fastened and connected. That is to say, the first volute and the second volute which are connected can be fixedly connected with the middle partition plate through the positioning pin and the protruding block, and the position stability of the volute assembly in the air conditioner is further ensured.

In any of the above technical solutions, further, the volute assembly further includes a buckle and a hollow clamping groove, wherein the buckle is disposed on one of the first volute and the second volute, and the buckle is located at an end of the first volute or the second volute away from the air outlet; the hollow clamping groove is arranged on the other one of the first volute and the second volute corresponding to the buckle, and the buckle can penetrate through the hollow clamping groove to be clamped on the groove wall of the hollow clamping groove.

In this technical scheme, the spiral case subassembly still includes buckle and hollow draw-in groove, and wherein, the buckle sets up on one in first spiral case and the second spiral case, and the buckle is located the tip that the air outlet was kept away from to first spiral case or second spiral case, and hollow draw-in groove corresponds the buckle and sets up on another in first spiral case and second spiral case, and when first spiral case and second spiral case assembled, the buckle can pass hollow draw-in groove and block and establish on the cell wall of hollow draw-in groove, and then realizes the reliable connection of first spiral case and second spiral case. Namely, both ends of the first and second volutes have corresponding connection structures. The quantity of buckle and hollow draw-in groove is at least one.

In any of the above technical solutions, further, the volute assembly further includes a third latch, the third latch is disposed on one of the second volute and located between the two buckles, and the third latch can be latched on an outer edge of the other of the first volute and the second volute.

In this technical scheme, the volute component further includes a third tongue, and the third tongue is disposed on one of the first volute and the second volute, and when the number of the buckles and the hollow grooves is two in one-to-one correspondence, and if the buckles are located on the second volute, the third tongue is connected to the second volute and located between the two openings. The third latch tongue extends towards the first volute, and when the first volute and the second volute are assembled, the third latch tongue can be wrapped on the outer edge of the first volute. Of course, the two fasteners may also be disposed on the first scroll casing, the corresponding hollow engaging groove is disposed on the second scroll casing, and the third engaging tongue is disposed on the first scroll casing and between the two fasteners.

In any of the above technical solutions, further, the third latch and the adjacent buckle form a positioning area; the volute component further comprises a fourth clamping tongue, the fourth clamping tongue is arranged on one of the first volute and the second volute corresponding to the positioning area, and the fourth clamping tongue can extend into the positioning area and be clamped on the outer edge of the other of the first volute and the second volute.

In the technical scheme, a distance is arranged between the third clamping tongue and two adjacent clamping buckles, and an area between the third clamping tongue and the adjacent clamping buckle is a positioning area, so that the volute component further comprises a fourth clamping tongue which is arranged on one of the first volute and the second volute corresponding to the positioning area. Specifically, when the third latch and the two buckles are arranged on the second volute, the fourth latch is arranged on the first volute corresponding to the positioning area, and the fourth latch extends towards the second volute.

In any of the above technical solutions, further, the first volute includes a first chassis, a first enclosing plate and a first cover plate, the first enclosing plate is connected with the first chassis, and the first cover plate is connected to one end of the first chassis; the second volute comprises a second chassis and a second enclosing plate, and the second enclosing plate is connected with the second chassis; the second chassis, the second enclosing plate and the first cover plate are enclosed to form an air outlet; the part of the second chassis which encloses the air outlet extends along the protruding direction of the positioning pin.

In the technical scheme, the first volute comprises a first chassis, a first enclosing plate and a first cover plate, the first enclosing plate is connected with the first chassis, and the first volute is prepared through an injection molding process, so that the connection strength of the first chassis, the first enclosing plate and the first cover plate can be further ensured. The second volute comprises a second chassis and a second enclosing plate, the second enclosing plate is connected with the second chassis, and the second volute is prepared through an injection molding process, so that the connection strength of the second chassis and the second enclosing plate can be ensured. Wherein, the second chassis, the second bounding wall and the first apron enclose to establish and constitute the air outlet. The second volute is prepared by adopting an injection molding process, and the plane chassis is parallel to the positioning pins by limiting the plane chassis, so that the positioning pins cannot be damaged in the demolding process, and if the plane chassis and the positioning pins are arranged in a non-parallel mode (inclined, bent or bent), the plane chassis can interfere with the demolding of the positioning pins in the demolding process, and the breakage and damage of the positioning pins are easily caused.

In any of the above technical solutions, further, a portion of the second chassis enclosing the air outlet is a planar chassis, a length of the planar chassis along the airflow direction is L1,

the distance between the plane of the side wall surface of the first reinforcing rib close to the air outlet and the plane of the air outlet is L2, and L1 is more than L2.

In this technical scheme, planar chassis is L1 along the ascending length of air current direction, and the distance that the side wall face place plane that first strengthening rib is close to the air outlet and the air outlet place plane is L2, and L1 > L2, because the dowel connection is on the lateral wall that first strengthening rib is close to the air outlet, the second distance is the length of dowel so, is greater than the second distance through making first distance and then can ensure that planar chassis can not cause the influence to the whole drawing of patterns process of dowel.

In any of the above technical solutions, further, the opposite outer edges of the first cover plate are continuously bent to form a positioning groove, and a portion of the second enclosing plate close to the air outlet is embedded in the positioning groove.

In the technical scheme, the opposite outer edges of the first cover plate are continuously bent to form the positioning grooves. It should be noted that, a first end of the first cover plate is connected to the first chassis, and a fitting piece or a connecting piece is disposed at a second end of the first cover plate opposite to the first end, so that the outer edges of the first cover plate opposite to each other refer to the outer edges of the two sides of the fitting piece or the connecting piece. If the airflow direction is the front-back direction, the opposite outer edges of the first cover plate are the two outer edges in the left-right direction. The positioning groove is used for accommodating a part of the second enclosing plate close to the air outlet. When first spiral case and second spiral case assembly, then partial second bounding wall can inlay and establish in the constant head tank, can be convenient for the location installation of first spiral case and second spiral case through setting up the constant head tank, prevent to assemble the deviation and cause the gap and arouse the noise problem between the two.

In any one of the above technical solutions, further, the groove width of the positioning groove is first reduced and then increased from the air outlet to the inside of the air duct.

In this technical scheme, the channel width of constant head tank reduces earlier the back increase to the inside direction in wind channel from the air outlet, and the channel width of constant head tank on left and right sides direction is to reduce earlier the back increase promptly, and the both ends channel width of constant head tank is greater than middle part channel width promptly. Through making the constant head tank include different groove width two sections at least, the less part of groove width can press from both sides tight second bounding wall better, and the great part of groove width can make the second bounding wall embedding constant head tank better in, avoids the constant head tank too narrow and the phenomenon of assembly difficulty appears, and the setting that varies through the width that makes the constant head tank promptly can reduce the assembly location degree of difficulty of the two on the basis of the inseparable gomphosis relation of ensureing second bounding wall and first apron.

In any of the above technical solutions, further, the volute assembly further includes a reinforcing rib, and the reinforcing rib is disposed on the outer wall of the first cover plate.

In this technical scheme, the spiral case subassembly still includes the reinforcement muscle, and the reinforcement muscle sets up on the outer wall of first apron, and the reinforcement muscle is used for strengthening the structural strength of first apron. The number of the reinforcing ribs is at least one, and when the reinforcing ribs are multiple, the plurality of reinforcing ribs are distributed on the first cover plate at intervals.

In any of the above technical solutions, further, the volute assembly further includes a fifth tongue, the fifth tongue is disposed at a connection between the second base plate and the second enclosing plate and extends toward the first volute, and the fifth tongue can be clamped on an outer edge of the first volute.

In the technical scheme, the volute component further comprises a fifth clamping tongue, the fifth clamping tongue is arranged at the connecting position of the second base plate and the second enclosing plate, and the fifth clamping tongue can further enhance the connecting reliability of the second base plate and the second enclosing plate. The fifth latch tongue extends towards the first volute, and when the first volute and the second volute are assembled, the fifth latch tongue can be clamped on the outer edge of the first volute, so that the first volute and the second volute are tightly connected.

In any of the above technical solutions, further, part of the fifth latch protrudes in the thickness direction of the second surrounding plate to form an outer protrusion, and the outer protrusion is provided with a through groove.

In this technical scheme, some fifth latches are along the thickness direction protrusion structure of second surrounding plate and are gone out the lug, that is to say, some fifth latches deviate from the protrusion of second spiral case in order to construct out the lug, and the lug is used for assembling the spare part on the air conditioner, such as the temperature sensing package, and the temperature sensing package is used for detecting the temperature of wind channel air inlet department to and then in order to carry out reasonable control to the fan that is located the wind channel. The outer lug is provided with a through groove which can facilitate the positioning and installation of parts on the air conditioner.

In any of the above technical solutions, further, the volute assembly further includes a first flow guiding ring and a second flow guiding ring, and the first flow guiding ring is connected to the first enclosing plate; the second guide ring is connected to the second enclosing plate, and the second guide ring and the first guide ring enclose an air inlet which forms an air duct.

In the technical scheme, the volute component further comprises a first guide ring and a second guide ring, wherein the first guide ring is connected to the first enclosing plate; the second guide ring is connected to the second enclosing plate, the second guide ring and the first guide ring enclose an air inlet forming an air channel, and the first guide ring and the second guide ring can better guide airflow to enter the air channel.

In any of the above technical solutions, further, the volute assembly further includes a positioning portion and a clamping groove, the positioning portion is disposed on one of the first flow guiding ring and the second flow guiding ring; the joint groove sets up on another in first water conservancy diversion circle and second water conservancy diversion circle, and location portion can the card locate in the joint groove.

In the technical scheme, the volute component further comprises a positioning part and a clamping groove, wherein the positioning part is arranged on one of the first flow guide ring and the second flow guide ring; the joint groove sets up on another in first water conservancy diversion circle and second water conservancy diversion circle, and when first spiral case and second spiral case assembly, location portion can block locate in the joint groove, and then realizes reliably being connected first spiral case and the ascending of second spiral case side.

In any of the above technical solutions, further, the volute assembly further includes a first self-locking piece and a second self-locking piece, the first self-locking piece is disposed on the first shroud plate and/or the first baffle ring; the second is from the locking part corresponding to first from the locking part setting on second bounding wall and/or second water conservancy diversion circle, first from the locking part and second can the interlock be connected.

In the technical scheme, the volute component also comprises a first self-locking piece and a second self-locking piece, wherein the first self-locking piece is arranged on the first enclosing plate and/or the first flow guiding ring; the second is from the latch fitting to be set up on second bounding wall and/or second water conservancy diversion circle corresponding to first from the latch fitting, and first from the latch fitting and second can the interlock be connected, and then realize first spiral case and the reliable connection of second spiral case in the side direction.

According to a second aspect of the present invention, there is provided an air conditioner, including the volute component provided in any one of the above technical solutions, the air conditioner further includes a fan and a middle partition plate, the fan is disposed in an air duct formed by the volute component; the middle partition plate is provided with a mounting opening, and part of the volute component penetrates through the mounting opening to be connected to the middle partition plate.

The air conditioner provided by the invention comprises the volute component in any technical scheme, so that the air conditioner has all the beneficial effects of the volute component, and the details are not repeated.

Furthermore, the air conditioner also comprises a fan and a middle partition plate, wherein the fan is arranged in an air channel formed by the volute component, the middle partition plate is provided with a mounting opening, and part of the volute component penetrates through the mounting opening to be connected to the middle partition plate, so that the middle partition plate is reliably connected with the volute component. Further, the air conditioner is a ducted air conditioner.

In any of the above technical solutions, further, the middle partition plate is provided with a positioning hole adapted to the positioning pin of the volute component.

In this technical scheme, through set up the location mouth on the median septum, through the cooperation of locating pin with the location mouth, can realize the quick location of spiral case subassembly and median septum on the one hand, reduce the assembly degree of difficulty, on the other hand can also prevent that the strengthening rib warp.

In any of the above technical solutions, further, the length of the positioning pin is greater than or equal to the thickness of the middle partition plate.

In the technical scheme, the length of the positioning pin is larger than or equal to the thickness of the middle partition plate, so that after the volute component is fixedly connected with the middle partition plate, the positioning pin can penetrate through a positioning hole which is arranged on the middle partition plate in advance and protrude out of the outer surface of the middle partition plate, and reliable connection of the volute component and the middle partition plate is ensured.

In any of the above technical solutions, further, a side wall surface of the first reinforcing rib, which is close to the air outlet, is a first side wall surface, and the first side wall surface is in contact with the middle partition plate and is parallel to a plane where the air outlet is located.

In this technical scheme, the lateral wall face that is close to the air outlet on the first strengthening rib is first lateral wall face, and first lateral wall face contacts with the median septum and parallels with the air outlet place plane, and then first lateral wall face can laminate better on the median septum, increases the area of contact of first strengthening rib and median septum, and then realizes the reliable connection of the two.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 illustrates a schematic structural view of a volute assembly in accordance with one embodiment of the invention;

FIG. 2 illustrates an exploded view of the structure of a volute assembly in accordance with one embodiment of the present invention;

FIG. 3 illustrates an enlarged partial view at A of the volute assembly shown in FIG. 2 in one embodiment in accordance with the invention;

FIG. 4 illustrates a schematic diagram of a second volute in the volute assembly according to one embodiment of the invention;

FIG. 5 illustrates a schematic view of a first volute in a volute assembly, according to an embodiment of the invention;

FIG. 6 shows an enlarged partial view at B of the first volute of FIG. 5 in an embodiment in accordance with the invention;

FIG. 7 illustrates a top view of a volute assembly in accordance with an embodiment of the present invention;

FIG. 8 illustrates a cross-sectional view C-C of the volute assembly of FIG. 7 in an embodiment in accordance with the invention;

FIG. 9 illustrates a cross-sectional view along D-D of the volute assembly shown in FIG. 7 in an embodiment in accordance with the invention;

FIG. 10 illustrates a cross-sectional view E-E of the volute assembly of FIG. 7 in an embodiment in accordance with the invention;

FIG. 11 illustrates a cross-sectional view F-F of the volute assembly of FIG. 7 in an embodiment in accordance with the invention;

figure 12 illustrates a cross-sectional view G-G of the volute assembly of figure 7 in an embodiment in accordance with the invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 12 is:

1, a volute assembly, 10, a first volute, 101, a first clamping groove, 102, a second clamping tongue, 103, a hollow clamping groove, 104, a fourth clamping tongue, 105, a first base plate, 106, a first enclosing plate, 107, a first cover plate, 107a reinforcing rib, 107b positioning groove, 108, a first flow guide ring, 109, a clamping groove, 11, a second volute, 111, a first clamping tongue, 112, a second clamping groove, 113, 114, a third clamping tongue, 115, a second base plate, 115a plane base plate, 116, a second enclosing plate, 110 positioning area, 117, a fifth clamping tongue, 117a outer convex block, 117b penetrating groove, 118, a second flow guide ring, 119 positioning part, 12 air duct, 121 air outlet, 13 reinforcing rib, 131, a first reinforcing rib, 132 second reinforcing rib, 132a convex block, 132b fixing opening and 14 positioning pin.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The scroll case assembly 1 and the air conditioner according to some embodiments of the present invention will be described below with reference to fig. 1 to 12.

Example one

According to a first aspect of the present invention, there is provided a volute assembly 1, as shown in fig. 1, 2 and 4, the volute assembly 1 comprises a first volute 10, a second volute 11 and a reinforcing rib 13, wherein the second volute 11 and the first volute 10 are configured to form an air duct 12, and the air duct 12 has an air outlet 121; the reinforcing rib 13 is provided at an end portion of the second scroll casing 11 near the air outlet 121.

The volute component 1 provided by the invention comprises a first volute 10, a second volute 11 and reinforcing ribs 13, wherein the first volute 10 is connected to the second volute 11, the first volute 10 and the second volute 11 can form an air duct 12, the air duct 12 is used for accommodating a fan of an air conditioner, the air duct 12 is provided with an air inlet and an air outlet 121, and the reinforcing ribs 13 are arranged at the end part, close to the air outlet 121, of the second volute 11. According to the invention, the reinforcing ribs 13 are arranged at the end part of the second volute 11 close to the air outlet 121, so that the structural strength of the end part of the second volute 11 can be ensured, the problem that the normal assembly of the second volute 11 and the first volute 10 is directly influenced by the forced deformation of the second volute 11 in the injection molding or transportation process is avoided, and the problem that the air volume loss or the noise is caused by the large gap between the first volute 10 and the second volute 11 is avoided. Further, the second volute casing 11 and the reinforcing ribs 13 are manufactured by an injection molding process, so that connection controllability between the second volute casing 11 and the reinforcing ribs 13 can be ensured.

In a specific embodiment, as shown in fig. 1, 2, 4, 8 to 12, the reinforcing ribs 13 are disposed around the second scroll 11 along the periphery of the air outlet 121.

In this embodiment, the reinforcing rib 13 is disposed on the second scroll casing 11 around the air outlet 121, and the reinforcing rib 13 can realize an omnidirectional structural reinforcement on the end portion of the second scroll casing 11 close to the air outlet 121, so that the end portion of the second scroll casing 11 is connected by the reinforcing rib 13 into a communicating whole, and the deformation of the two side walls of the second scroll casing 11 is reduced.

In a specific embodiment, as shown in fig. 1, 2, 4, 8 and 11, further, the reinforcing rib 13 adjacent to the first scroll casing 10 among the reinforcing ribs 13 is a first reinforcing rib 131; the volute assembly 1 further includes a connecting member provided on one of the first reinforcing rib 131 and the first volute 10, and a fitting member; a fitting is provided on the other of the first rib 131 and the first scroll casing 10 corresponding to a connecting member, which is fitted with the fitting.

In this embodiment, the reinforcing rib 13 of the reinforcing ribs 13 adjacent to the first scroll casing 10 is a first reinforcing rib 131, that is, the first reinforcing rib 131 is connected between both side walls of the second scroll casing 11. The volute assembly 1 further includes a connecting member and a fitting member, wherein the connecting member is disposed on one of the first rib 131 and the first volute 10, and the fitting member is disposed on the other of the first rib 131 and the first volute 10 corresponding to the connecting member, and when the first volute 10 and the second volute 11 are assembled, the connecting member and the fitting member are engaged with each other and adapted to each other, thereby achieving tight connection between the first volute 10 and the second volute 11. Wherein, the connecting piece or the fitting piece is arranged on the first reinforcing rib 131, so that the contact area between the first volute 10 and the second volute 11 can be increased, and the two are assembled more tightly and reliably. That is, the first reinforcing rib 131 not only can enhance the structural strength of the second scroll casing 11 and prevent deformation, but also can provide a setting position for setting a connecting piece/fitting piece, so that more connecting points between the first scroll casing 10 and the second scroll casing 11 are provided, and the connection is more stable and reliable.

In a specific embodiment, further, as shown in fig. 1, 2 and 4, the connector includes a first latch 111 connected to the first rib 131 and extending toward the inside of the air duct 12; the mating member includes a first engaging groove 101, and is disposed on the first scroll casing 10 corresponding to the first engaging tongue 111, and the first engaging tongue 111 can be engaged with the first engaging groove 101.

In this embodiment, the connector includes a first latch 111, the first latch 111 is connected to the first reinforcing rib 131, and specifically, the first latch 111 is connected to a side wall of the first reinforcing rib 131 facing away from the air outlet 121. The first latch 111 extends toward the inside of the wind tunnel 12. The fitting piece comprises a first clamping groove 101, the first clamping groove 101 is arranged on the first volute 10 corresponding to the first clamping tongue 111, when the first volute 10 is assembled with the second volute 11, the first clamping tongue 111 can be clamped in the first clamping groove 101, and then mutual engagement of the first volute 10 and the second volute 11 is achieved.

In a specific embodiment, further, as shown in fig. 1, 2 and 4, the connector further includes a second locking groove 112 opened on the first reinforcing rib 131; the mating member includes a second latch 102, and the second latch 102 is disposed on the first volute 10 corresponding to the second slot 112 and extends away from the air duct 12, and the second latch 102 can be latched in the second slot 112.

In this embodiment, the connector further includes a second locking groove 112, the second locking groove 112 is opened on the first reinforcing rib 131, specifically, the second locking groove 112 is opened at the bottom of the first reinforcing rib 131, that is, a part of the first reinforcing rib 131 is recessed toward the first scroll casing 10 to form the second locking groove 112. The fitting piece further comprises a second latch tongue 102, the second latch tongue 102 is arranged on the first volute 10 corresponding to the second latch groove 112, the second latch tongue 102 extends in the direction away from the first volute 10, when the first volute 10 is assembled with the second volute 11, the second latch tongue 102 can be clamped in the second latch groove 112, and therefore mutual engagement of the first volute 10 and the second volute 11 is achieved.

In a specific embodiment, further, as shown in fig. 1, 2 and 4, the number of the second card slots 112 is at least one, and when the number of the second card slots 112 is two, two second card slots 112 are respectively disposed at both sides of the first latch 111.

In this embodiment, the number of the second card slots 112 is at least one, and when the number of the second card slots 112 is two, the two second card slots 112 are respectively disposed at both sides of the first latch 111. A first latch 111 and a second latch 112 located at two sides of the first latch 111 are distributed on the first reinforcing rib 131, and a first latch 101 and a second latch 102 located at two sides of the first latch 101 are arranged on the first scroll casing 10 corresponding to the first reinforcing rib 131. When the first volute 10 and the second volute 11 are assembled, the first volute 10 and the second volute 11 can both receive the engaging forces in different directions, so that the first volute 10 and the second volute 11 can be connected more reliably.

In one specific embodiment, further, as shown in fig. 9-12, the side of the connector facing the air chute 12 is flush with the side of the mating member facing the air chute 12.

In this embodiment, when the first volute 10 and the second volute 11 are assembled and the connecting member and the mating member are engaged, the side of the connecting member facing the air duct 12 is flush with the side of the mating member facing the air duct 12, i.e. the connecting member and the mating member together form a top wall of the air duct 12 which is a smooth surface, and thus the airflow flow is not affected. Specifically, after the first latch 111 is engaged with the first engaging groove 101, the top wall of the air duct 12 is a smooth surface; after the second latch 102 and the second latch 112 are engaged, the top wall of the air duct 12 is a smooth surface.

Example two

Unlike the first embodiment, the present embodiment further defines that the volute assembly 1 further includes a positioning pin 14, as shown in fig. 4 and 9, the positioning pin 14 is disposed on the side wall of the first rib 131 facing away from the air duct 12.

In this embodiment, the volute assembly 1 further includes a positioning pin 14, the positioning pin 14 is disposed on a side wall of the first reinforcing rib 131 facing away from the air duct 12, the positioning pin 14 is used for positioning and connecting the first volute 10 and the second volute 11 to a middle partition board of the air conditioner, a positioning hole is pre-formed in the middle partition board, and the positioning pin 14 can penetrate through the positioning hole to realize connection between the first volute 10 and the second volute 11 and the middle partition board. The middle partition plate is also provided with a mounting opening through which the connected first volute 10 and second volute 11 can partially pass.

In a specific embodiment, as shown in fig. 1, 2, 4 and 8, further, the reinforcing rib 13 further includes a second reinforcing rib 132, the second reinforcing rib 132 is connected with the first reinforcing rib 131 and connected to the outer sidewall of the second scroll casing 11, and a part of the second reinforcing rib 132 protrudes away from the second scroll casing 11 to form a protruding block 132 a; the volute assembly 1 also includes a fixed opening 132b, the fixed opening 132b opening onto the projection block 132 a.

In this embodiment, the reinforcing rib 13 further includes a second reinforcing rib 132, the second reinforcing rib 132 is connected to the first reinforcing rib 131 and disposed on the outer sidewall of the second scroll casing 11, a portion of the second reinforcing rib 132 protrudes away from the second scroll casing 11 to form a protruding block 132a, and the protruding block 132a is provided with a fixing opening 132 b. When the first volute 10 and the second volute 11 which are connected with each other pass through the opening preset on the middle partition plate, and the positioning pin 14 passes through the assembly opening, the reinforcing rib 13 (the first reinforcing rib 131 and the second reinforcing rib 132) is attached to the middle partition plate, and at this time, the fastening piece passes through the fixing opening 132b on the protruding block 132a, so that the fastening connection of the first volute 10, the second volute 11 and the middle partition plate can be realized. That is, the first volute 10 and the second volute 11 connected with each other can be fixedly connected with the middle partition plate through the positioning pin 14 and the protruding block 132a, and the positional stability of the volute assembly 1 in the air conditioner is further ensured.

EXAMPLE III

Unlike the previous embodiment, the present embodiment further defines that the volute assembly 1 further includes a buckle 113 and a hollow clamping groove 103, as shown in fig. 3 and 5, wherein the buckle 113 is disposed on one of the first volute 10 and the second volute 11, and the buckle 113 is located at an end of the first volute 10 or the second volute 11 away from the air outlet 121; the hollow clamping groove 103 is arranged on the other of the first volute 10 and the second volute 11 corresponding to the buckle 113, and the buckle 113 can penetrate through the hollow clamping groove 103 and be clamped on the groove wall of the hollow clamping groove 103.

In this embodiment, the volute component 1 further includes a buckle 113 and a hollow clamping groove 103, where the buckle 113 is disposed on one of the first volute 10 and the second volute 11, and the buckle 113 is located at an end of the first volute 10 or the second volute 11 away from the air outlet 121, the hollow clamping groove 103 is disposed on the other of the first volute 10 and the second volute 11 corresponding to the buckle 113, and when the first volute 10 is assembled with the second volute 11, the buckle 113 can pass through the hollow clamping groove 103 and be clamped on a groove wall of the hollow clamping groove 103, thereby achieving reliable connection between the first volute 10 and the second volute 11. I.e., both ends of the first and second volutes 10 and 11 have respective connection structures. The number of the buckles 113 and the hollow clamping grooves 103 is at least one.

In a specific embodiment, further, the volute assembly 1 further includes a third latch 114, the third latch 114 is disposed on one of the second volute 11 and located between the two latches 113, and the third latch 114 can be latched on an outer edge of the other of the first volute 10 and the second volute 11.

In this embodiment, the volute assembly 1 further includes a third latch 114, the third latch 114 is disposed on one of the first volute 10 and the second volute 11, and when the number of the latches 113 and the hollow latches 103 is two, and if the latches 113 are located on the second volute 11, the third latch 114 is connected to the second volute 11 and located between the two openings. The third latch 114 extends toward the first scroll casing 10, and when the first scroll casing 10 and the second scroll casing 11 are assembled, the third latch 114 can be wrapped on the outer edge of the first scroll casing 10. Of course, two fasteners 113 may also be disposed on the first scroll casing 10, the corresponding hollow locking slot 103 is disposed on the second scroll casing 11, and the third locking tongue 114 is disposed on the first scroll casing 10 and located between the two fasteners 113.

In a specific embodiment, further, as shown in fig. 2 to 5, the third latch 114 and the adjacent latch 113 form the positioning region 110; the volute assembly 1 further includes a fourth latch 104, the fourth latch 104 is disposed on one of the first volute 10 and the second volute 11 corresponding to the positioning area 110, and the fourth latch 104 can extend into the positioning area 110 and be latched on an outer edge of the other of the first volute 10 and the second volute 11.

In this embodiment, the third latch 114 and the two adjacent latches 113 have a distance therebetween, and the area between the third latch 114 and the two adjacent latches 113 is the positioning area 110, then the volute assembly 1 further includes a fourth latch 104, and the fourth latch 104 is disposed on one of the first volute 10 and the second volute 11 corresponding to the positioning area 110. Specifically, when the third latch 114 and the two fasteners 113 are both disposed on the second scroll casing 11, the fourth latch 104 is disposed on the first scroll casing 10 corresponding to the positioning region 110, and the fourth latch 104 extends toward the second scroll casing 11, when the first scroll casing 10 is assembled with the second scroll casing 11, the fourth latch 104 can extend into the positioning region 110 and wrap the outer edge of the second scroll casing 11, so as to achieve reliable connection between the first scroll casing 10 and the second scroll casing 11.

Example four

Unlike the previous embodiments, the present embodiment further defines that the first volute 10 includes a first chassis 105, a first enclosing plate 106 and a first cover plate 107, the first enclosing plate 106 is connected with the first chassis 105, and the first cover plate 107 is connected with one end of the first chassis 105; the second volute 11 comprises a second chassis 115 and a second enclosing plate 116, and the second enclosing plate 116 is connected with the second chassis 115; the second chassis 115, the second enclosing plate 116 and the first cover plate 107 are enclosed to form an air outlet 121; the portion of the second chassis 115 enclosing the air outlet 121 extends in the protruding direction of the positioning pin 14.

In this embodiment, as shown in fig. 2, the first volute 10 includes a first base plate 105, a first enclosing plate 106 and a first cover plate 107, the first enclosing plate 106 is connected to the first base plate 105, and the first volute 10 is manufactured by an injection molding process, so that the connection strength of the first base plate 105, the first enclosing plate 106 and the first cover plate 107 can be ensured. The second volute 11 comprises a second base plate 115 and a second enclosing plate 116, the second enclosing plate 116 is connected with the second base plate 115, and the second volute 11 is prepared through an injection molding process, so that the connection strength of the second base plate 115 and the second enclosing plate 116 can be ensured. The second bottom plate 115, the second enclosing plate 116 and the first cover plate 107 enclose to form an air outlet 121. The second bottom plate 115 enclosing the air outlet 121 is a planar bottom plate 115a, the planar bottom plate 115a extends along the protruding direction of the positioning pin 14, that is, the planar bottom plate 115a and the positioning pin 14 are parallel to each other, since the second scroll casing 11 is manufactured by using an injection molding process, the planar bottom plate 115a is limited to be parallel to the positioning pin 14, so that the positioning pin 14 is not damaged in the demolding process, and if the planar bottom plate 115a and the positioning pin 14 are arranged in a non-parallel manner (inclined, bent or bent), in the demolding process, the planar bottom plate 115a interferes with the demolding of the positioning pin 14, so that the positioning pin 14 is easily broken and damaged.

In a specific embodiment, as shown in fig. 9 to 12, a portion of the second bottom plate 115 surrounding the air outlet 121 is a planar bottom plate 115a, as shown in fig. 10, a length of the planar bottom plate 115a along the airflow direction is L1, a distance between a plane of a side wall surface of the first reinforcing rib 131 close to the air outlet 121 and a plane of the air outlet 121 is L2, and L1 is greater than L2.

In this embodiment, the length of the planar base plate 115a in the airflow direction is L1, the distance between the plane of the side wall of the first rib 131 close to the air outlet 121 and the plane of the air outlet 121 is L2, and L1 > L2, since the dowel 14 is connected to the side wall of the first rib 131 close to the air outlet 121, the second distance is the length of the dowel 14, and by making the first distance greater than the second distance, it can be ensured that the planar base plate 115a does not affect the whole demolding process of the dowel 14.

EXAMPLE five

Unlike the previous embodiments, as shown in fig. 6, 7 and 8, the present embodiment further defines that the opposite outer edges of the first cover plate 107 are continuously bent to form a positioning slot 107b, and a portion of the second enclosing plate 116 near the air outlet 121 is embedded in the positioning slot 107 b.

In this embodiment, the opposite outer edges of the first cover plate 107 are continuously bent to form the positioning slots 107 b. It should be noted that a first end of the first cover plate 107 is connected to the first chassis 105, and a second end of the first cover plate 107 opposite to the first end is provided with a fitting piece or a connecting piece, so that the opposite outer edges of the first cover plate 107 refer to the outer edges of the two sides of the fitting piece or the connecting piece. If the airflow direction is the front-rear direction, the opposite outer edges of the first cover plate 107 are the two outer edges in the left-right direction. The positioning slot 107b is used for accommodating a part of the second enclosing plate 116 close to the air outlet 121. That is, when the first scroll casing 10 and the second scroll casing 11 are assembled, a part of the second enclosing plate 116 is embedded in the positioning groove 107b, and the positioning groove 107b is arranged to facilitate the positioning and installation of the first scroll casing 10 and the second scroll casing 11, so as to prevent the assembly deviation from causing a gap and causing a noise problem between the two.

In one embodiment, as shown in fig. 6, the width of the positioning slot 107b decreases from the air outlet 121 to the inside of the air duct 12.

In this embodiment, the width of the positioning groove 107b decreases and then increases from the air outlet 121 to the inside of the air duct 12, that is, the width of the positioning groove 107b in the left-right direction decreases and then increases, that is, the widths of the two ends of the positioning groove 107b are greater than the width of the middle portion. Through making constant head tank 107b include different groove width at least two sections, the less part of groove width can press from both sides tight second bounding wall 116 better, and the great part of groove width can make second bounding wall 116 imbed in constant head tank 107b better, avoids constant head tank 107b too narrow and the phenomenon of the difficult assembly appears, sets up through making the width of constant head tank 107b vary promptly, on the basis of guaranteeing the inseparable gomphosis relation of second bounding wall 116 with first apron 107, can reduce the assembly location degree of difficulty of the two.

In a specific embodiment, further, as shown in fig. 7 and 8, the volute assembly 1 further includes a reinforcing rib 107a, and the reinforcing rib 107a is disposed on the outer wall of the first cover plate 107.

In this embodiment, the volute assembly 1 further includes a reinforcing rib 107a, the reinforcing rib 107a is provided on the outer wall of the first cover plate 107, and the reinforcing rib 107a is used to reinforce the structural strength of the first cover plate 107. The number of the reinforcing ribs 107a is at least one, and when the reinforcing ribs 107a are plural, the plural reinforcing ribs 107a are distributed at intervals on the first cover plate 107.

EXAMPLE six

Unlike the previous embodiment, the present embodiment further defines that the volute assembly 1 further includes a fifth latch 117, as shown in fig. 3, the fifth latch 117 is disposed at the connection between the second bottom plate 115 and the second enclosing plate 116 and extends toward the first volute 10, and the fifth latch 117 can be latched on the outer edge of the first volute 10.

In this embodiment, the volute assembly 1 further includes a fifth latch 117, and the fifth latch 117 is disposed at a connection position of the second bottom plate 115 and the second enclosing plate 116, and the fifth latch 117 may further enhance the connection reliability of the second bottom plate 115 and the second enclosing plate 116. The fifth latch 117 extends toward the first volute 10, and when the first volute 10 and the second volute 11 are assembled, the fifth latch 117 can be latched on the outer edge of the first volute 10, so as to realize tight connection between the first volute 10 and the second volute 11.

In a specific embodiment, further, as shown in fig. 3, a part of the fifth latch 117 protrudes in the thickness direction of the second enclosing plate 116 to form an outer protrusion 117a, and the outer protrusion 117a is provided with a through groove 117 b.

In this embodiment, part of the fifth latch 117 protrudes along the thickness direction of the second enclosing plate 116 to form an outer protrusion 117a, that is, part of the fifth latch 117 protrudes away from the second volute 11 to form an outer protrusion 117a, and the outer protrusion 117a is used for assembling a component on the air conditioner, such as a thermal bulb, which is used for detecting the temperature at the air inlet of the air duct 12, so as to reasonably control the fan located in the air duct 12. The outer projection 117a is provided with a through groove 117b, and the through groove 117b can facilitate the positioning and installation of the parts on the air conditioner.

EXAMPLE seven

Unlike the previous embodiments, as shown in fig. 4 and 5, the present embodiment further defines that the volute assembly 1 further includes a first baffle ring 108 and a second baffle ring 118, the first baffle ring 108 being connected to the first shroud plate 106; the second baffle 118 is connected to the second enclosing plate 116, and the second baffle 118 and the first baffle 108 enclose an air inlet of the air duct 12.

In this embodiment, the volute assembly 1 further includes a first inducer 108 and a second inducer 118, wherein the first inducer 108 is attached to the first shroud 106; the second baffle ring 118 is connected to the second enclosing plate 116, the second baffle ring 118 and the first baffle ring 108 enclose an air inlet of the air duct 12, and the first baffle ring 108 and the second baffle ring 118 can better guide the air flow into the air duct 12.

In a specific embodiment, further, the volute assembly 1 further includes a positioning portion 119 and a clamping groove 109, the positioning portion 119 is disposed on one of the first flow guiding ring 108 and the second flow guiding ring 118; the clamping groove 109 is provided on the other of the first deflector ring 108 and the second deflector ring 118, and the positioning portion 119 can be clamped in the clamping groove 109.

In this embodiment, the volute assembly 1 further includes a positioning portion 119 and a clamping groove 109, the positioning portion 119 is disposed on one of the first flow guiding ring 108 and the second flow guiding ring 118; the clamping groove 109 is arranged on the other one of the first guide ring 108 and the second guide ring 118, and when the first volute 10 and the second volute 11 are assembled, the positioning portion 119 can be clamped in the clamping groove 109, so that reliable connection in the side direction of the first volute 10 and the second volute 11 is achieved.

In a specific embodiment, further, the volute assembly 1 further includes a first self-locking piece and a second self-locking piece, the first self-locking piece is disposed on the first shroud plate 106 and/or the first baffle ring 108; the second self-locking piece is arranged on the second enclosing plate 116 and/or the second flow guiding ring 118 corresponding to the first self-locking piece, and the first self-locking piece and the second self-locking piece can be in snap connection.

In this embodiment, the volute assembly 1 further comprises a first self-locking piece and a second self-locking piece, the first self-locking piece being disposed on the first shroud plate 106 and/or the first baffle ring 108; the second self-locking piece is arranged on the second enclosing plate 116 and/or the second flow guiding ring 118 corresponding to the first self-locking piece, and the first self-locking piece and the second self-locking piece can be in meshed connection, so that the reliable connection of the first volute 10 and the second volute 11 in the side direction is realized.

Example eight

According to a second aspect of the present invention, there is provided an air conditioner, comprising the volute component 1 provided in any of the above embodiments, the air conditioner further comprising a blower and a middle partition plate, the blower is disposed in the air duct 12 formed by the volute component 1; the middle partition plate is provided with an installation opening, and part of the volute component 1 penetrates through the installation opening to be connected to the middle partition plate.

The air conditioner provided by the invention comprises the volute component 1 in any embodiment, so that the air conditioner has all the beneficial effects of the volute component 1, and the details are not repeated.

Furthermore, the air conditioner also comprises a fan and a middle partition plate, wherein the fan is arranged in an air duct 12 formed by the volute component 1, the middle partition plate is provided with a mounting opening, and part of the volute component 1 penetrates through the mounting opening to be connected to the middle partition plate, so that the middle partition plate is reliably connected with the volute component 1. Further, the air conditioner is a ducted air conditioner.

Furthermore, a positioning hole matched with the positioning pin 14 of the volute component 1 is formed in the middle partition plate.

In this technical scheme, through set up the location mouth on the median septum, through the cooperation of locating pin 14 with the location mouth, can realize the quick location of spiral case subassembly 1 and median septum on the one hand, reduce the assembly degree of difficulty, on the other hand can also prevent that strengthening rib 13 from warping.

In a specific embodiment, further, the length of the positioning pin 14 is greater than or equal to the thickness of the septum.

In this embodiment, the length of the positioning pin 14 is greater than or equal to the thickness of the middle partition plate, and then after the volute component 1 is fixedly connected to the middle partition plate, the positioning pin 14 can pass through a positioning hole pre-arranged on the middle partition plate and protrude out of the outer surface of the middle partition plate, so as to ensure reliable connection of the volute component 1 and the middle partition plate.

In a specific embodiment, a side wall surface of the first rib 131 close to the air outlet 121 is a first side wall surface, and the first side wall surface is in contact with the middle partition plate and is parallel to a plane where the air outlet 121 is located.

In this embodiment, the side wall surface of the first stiffener 131 close to the air outlet 121 is a first side wall surface, and the first side wall surface contacts with the middle partition plate and is parallel to the plane where the air outlet 121 is located, so that the first side wall surface can be better attached to the middle partition plate, the contact area between the first stiffener 131 and the middle partition plate is increased, and the reliable connection between the first stiffener 131 and the middle partition plate is further realized.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (23)

1. A volute assembly, comprising:

a first volute;

a second volute, the second volute and the first volute configured to form an air duct, the air duct having an air outlet;

the reinforcing rib is arranged at the end part, close to the air outlet, of the second volute;

the reinforcing ribs are wound on the second volute along the periphery of the air outlet;

the reinforcing rib close to the first volute is a first reinforcing rib, a first clamping tongue and second clamping grooves located on two sides of the first clamping tongue are distributed on the first reinforcing rib, a first clamping groove and second clamping tongues located on two sides of the first clamping groove are arranged on the first volute corresponding to the first reinforcing rib, the first clamping tongue can be clamped in the first clamping groove, and the second clamping tongue can be clamped in the second clamping groove;

the fifth clamping tongue is arranged at the joint of the second base plate and the second enclosing plate and extends towards the first volute, and the fifth clamping tongue can be clamped on the outer edge of the first volute.

2. The volute assembly of claim 1, further comprising:

a connector provided on one of the first reinforcing rib and the first scroll casing;

and the fitting piece is arranged on the other one of the first reinforcing rib and the first volute corresponding to the connecting piece, and the connecting piece is matched with the fitting piece.

3. The volute assembly of claim 2,

the connecting piece comprises a first clamping tongue which is connected to the first reinforcing rib and extends towards the inside of the air duct;

the fitting piece comprises a first clamping groove which is arranged on the first volute corresponding to the first clamping tongue.

4. The volute assembly of claim 3,

the connecting piece also comprises a second clamping groove which is formed in the first reinforcing rib;

the matching piece also comprises a second clamping tongue which is arranged on the first volute corresponding to the second clamping groove and extends away from the air duct;

the number of the second clamping grooves is at least one, and when the number of the second clamping grooves is two, the two second clamping grooves are respectively arranged on two sides of the first clamping tongue.

5. The volute assembly of claim 2,

the side of the connecting piece towards the air duct is flush with the side of the matching piece towards the air duct.

6. The volute assembly of claim 2, further comprising:

and the positioning pin is arranged on the side wall of the air channel deviating from the first reinforcing rib.

7. The volute assembly of claim 2,

the reinforcing ribs also comprise second reinforcing ribs, the second reinforcing ribs are connected with the first reinforcing ribs and connected to the outer side wall of the second volute, and part of the second reinforcing ribs are protruded away from the second volute to form protruding blocks;

the volute component further comprises a fixed opening, and the fixed opening is formed in the protruding block.

8. The volute assembly of claim 1, further comprising:

a buckle disposed on one of the first volute and the second volute, the buckle being located at an end of the first volute or the second volute away from the air outlet;

and the hollow clamping groove is arranged on the other one of the first volute and the second volute corresponding to the buckle, and the buckle can penetrate through the hollow clamping groove to be clamped on the groove wall of the hollow clamping groove.

9. The volute assembly of claim 8, further comprising:

and the third clamping tongue is arranged on one of the first volute and the second volute and is positioned between the two clamping buckles, and the third clamping tongue can be clamped on the outer edge of the other one of the first volute and the second volute.

10. The volute assembly of claim 9,

the third clamping tongue and the adjacent clamping buckle form a positioning area;

the volute assembly further comprises a fourth clamping tongue, the fourth clamping tongue is arranged on one of the first volute and the second volute corresponding to the positioning area, and the fourth clamping tongue can extend into the positioning area and is clamped on the outer edge of the other of the first volute and the second volute.

11. The volute assembly of claim 6,

the first volute includes:

a first chassis;

a first enclosing plate connected with the first chassis,

the first cover plate is connected to one end of the first chassis;

the second chassis, the second enclosing plate and the first cover plate are arranged in an enclosing mode to form the air outlet;

the second chassis which encloses the part forming the air outlet extends along the protruding direction of the positioning pin.

12. The volute assembly of claim 11,

the part of the second chassis which encloses the air outlet is a plane chassis, the length of the plane chassis along the airflow direction is L1,

the distance between the plane of the side wall surface of the first reinforcing rib close to the air outlet and the plane of the air outlet is L2, and L1 is more than L2.

13. The volute assembly of claim 11,

the opposite outer edges of the first cover plate are continuously bent to form positioning grooves, and part of the second enclosing plate close to the air outlet is embedded in the positioning grooves.

14. The volute assembly of claim 13,

the groove width of the positioning groove is increased after being firstly reduced from the air outlet to the inside of the air duct.

15. The volute assembly of claim 11, further comprising:

and the reinforcing ribs are arranged on the outer wall of the first cover plate.

16. The volute assembly of claim 1,

and part of the fifth clamping tongues protrudes along the thickness direction of the second surrounding plate to form outer convex blocks, and through grooves are formed in the outer convex blocks.

17. The volute assembly of any of claims 11 to 15, further comprising:

the first guide ring is connected to the first enclosing plate;

and the second guide ring is connected to the second enclosing plate, and the second guide ring and the first guide ring are enclosed to form an air inlet of the air duct.

18. The volute assembly of claim 17, further comprising:

the positioning part is arranged on one of the first guide ring and the second guide ring;

the clamping groove is formed in the other one of the first diversion ring and the second diversion ring, and the positioning portion can be clamped in the clamping groove.

19. The volute assembly of claim 17, further comprising:

the first self-locking piece is arranged on the first enclosing plate and/or the first guide ring;

the second is from the locking part, corresponds to first from the locking part setting is in the second bounding wall and/or on the second guiding collar, first from the locking part with the second can the interlock be connected from the locking part.

20. An air conditioner including a volute assembly according to any one of claims 1 to 19, the air conditioner further comprising:

the fan is arranged in an air channel formed by the volute component;

the middle partition plate is provided with a mounting opening, and part of the volute component penetrates through the mounting opening to be connected to the middle partition plate.

21. The air conditioner according to claim 20,

and the middle partition plate is provided with a positioning hole matched with the positioning pin of the volute component.

22. The air conditioner according to claim 20,

the length of the positioning pin of the volute component is greater than or equal to the thickness of the middle partition plate.

23. The air conditioner according to claim 20,

the side wall surface of the first reinforcing rib of the volute component, which is close to the air outlet, is a first side wall surface, and the first side wall surface is in contact with the middle partition plate and is parallel to the plane where the air outlet is located.

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