CN211526564U

CN211526564U - Cylindrical cabinet machine

Info

Publication number: CN211526564U
Application number: CN201922368660.6U
Authority: CN
Inventors: 韩小红; 柴水华; 周会中; 张燕青; 洪银川; 符文科; 高文铭; 章小静; 张焕法
Original assignee: Ningbo Langdi Environmental Technology Co ltd
Current assignee: Ningbo Langdi Environmental Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-18
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to an air conditioner field especially relates to a drum cabinet-type air conditioner. A cylindrical cabinet machine comprises a shell, fan blades and a driving motor; the shell is internally provided with an air cavity, and the shell on the side wall of the air cavity is provided with an air inlet and an air outlet; the fan blades are positioned in the air cavity of the shell, and the driving motor is connected with and drives the fan blades; the fan blades comprise two or more through-flow fan blades, an output shaft of a driving motor is connected in a shaft sleeve of the through-flow fan blade at the head end to realize circumferential linkage, two adjacent through-flow fan blades are inserted into the shaft sleeve through a steel shaft to realize circumferential linkage, and the steel shaft on the through-flow fan blade at the tail end is rotationally positioned on a wind cavity bottom plate of the shell. The cylindrical cabinet machine adopts two or more through-flow fan blades to combine to exhaust air, so that the requirement of air output is met in length, and the problem of deformation possibly caused by too long single through-flow fan blade is avoided.

Description

Cylindrical cabinet machine

Technical Field

The utility model relates to an air conditioner field especially relates to a drum cabinet-type air conditioner.

Background

In the field of air conditioners, an indoor unit of an air conditioner generally has two types of wall-mounted type and floor-mounted type, and a traditional floor-mounted type air conditioner is generally a square cabinet type air conditioner, namely, a box body is rectangular. With the development of the technology in the field of air conditioners, a cylindrical cabinet type air conditioner appears in a floor type air conditioner. The cylindrical cabinet machine has the advantages of large air supply angle, exquisite appearance, small occupied space, high refrigerating (heating) efficiency, good cycle performance and the like, so the cylindrical cabinet machine is increasingly popular with consumers.

In the prior art, as disclosed in chinese patent application publication No. CN105402813A, a novel cylindrical cabinet with axial flow blades for supplying air from the bottom is disclosed, and in combination with the specification and the drawings thereof, an axial flow fan arranged inside the cylindrical cabinet drives the axial flow blades to rotate for supplying air. The cross-flow fan blade is integrally in a slender cylinder shape and is formed by connecting and processing a plurality of middle sections, each middle section is formed by integrally injecting a circular middle disc and a plurality of blades, the rear end of each blade is connected with the front end of the circular middle disc into a whole, and a plurality of blade mounting grooves matched with the front end of each blade in shape and number are formed in the rear end of the circular middle disc; the front end of the blade of the next middle section is inserted into the blade mounting groove of the previous middle section. Because the air volume of the cross-flow fan blade is smaller, the longer cross-flow fan blade is arranged to meet the requirement of the air volume. However, when the cross-flow fan blade is processed, if the length of the cross-flow fan blade is longer (for example, more than 1m), the cross-flow fan blade is easy to deform, and the product quality is affected.

Disclosure of Invention

In order to solve the above problem, an object of the present invention is to provide a cylindrical cabinet, which employs two or more through-flow blades to combine the air outlet, so as to satisfy the air outlet amount requirement in length, and avoid the deformation problem of single through-flow blade due to too long possibility.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cylindrical cabinet machine comprises a shell, fan blades and a driving motor; the shell is internally provided with an air cavity, and the shell on the side wall of the air cavity is provided with an air inlet and an air outlet; the fan blades are positioned in the air cavity of the shell, and the driving motor is connected with and drives the fan blades; the method is characterized in that: the fan blades comprise two or more through-flow fan blades, an output shaft of a driving motor is connected in a shaft sleeve of the through-flow fan blade at the head end to realize circumferential linkage, two adjacent through-flow fan blades are inserted into the shaft sleeve through a steel shaft to realize circumferential linkage, and the steel shaft on the through-flow fan blade at the tail end is rotationally positioned on a wind cavity bottom plate of the shell.

The utility model adopts the above technical scheme, the technical scheme relates to a cylindrical cabinet machine, which comprises a shell, fan blades and a driving motor; the fan blades are positioned in the air cavity of the shell, and the driving motor is connected with and drives the fan blades. The cross-flow fan is characterized in that the cross-flow fan is divided into two or more cross-flow fans, wherein the cross-flow fan at the head end is connected with a driving motor, and the cross-flow fan at the tail end is rotationally positioned on a shell; and two adjacent cross-flow blades are inserted into the shaft sleeve through the steel shaft to realize circumferential linkage (namely the steel shaft of the previous cross-flow blade is inserted into the shaft sleeve of the next cross-flow blade). The cylindrical cabinet machine in the scheme adopts two or more through-flow fan blades to combine to exhaust air, so that the requirement of air output is met in length, and the problem of deformation possibly caused by too long through-flow fan blades is avoided.

Preferably, the steel shafts of two adjacent cross-flow fan blades are rotationally positioned on the shell. In the technical scheme, the steel shafts of two adjacent through-flow fan blades are positioned, so that a structure for connecting a plurality of through-flow fan blades is stabilized, the fan blades rotate more stably and are not easy to damage.

Preferably, a steel shaft on the cross-flow fan blade at the tail end is rotationally positioned on a wind cavity bottom plate of the shell through a bearing seat; and the steel shafts of two adjacent cross-flow fan blades are rotationally positioned on the shell through bearing seats.

Preferably, a through hole is formed in the side wall of the shaft sleeve of the through-flow fan blade, connecting holes are formed in the output shaft of the driving motor and the steel shaft of the through-flow fan blade, and after the output shaft or the steel shaft of the driving motor is inserted into the shaft sleeve, the through hole is aligned with the connecting holes and connected through a screwing component to achieve circumferential linkage. In the technical scheme, the output shaft of the driving motor and the steel shaft of the cross-flow fan blade penetrate through the shaft sleeve and are fixedly connected through the screw fixing part, so that circumferential linkage is realized. The screw fixing parts such as bolts and screws have better connection stability and firmness.

Preferably, the shaft hole of the shaft sleeve is D-shaped, and the inner end part of the through hole is communicated with the plane side wall of the shaft hole; for the output shaft of the driving motor and the steel shaft of the cross-flow fan blade, the insertion section for inserting the shaft hole is D-shaped, and the connecting hole is formed in the plane side wall of the insertion section. In the technical scheme, the shaft hole of the shaft sleeve is D-shaped, and the output shaft of the driving motor and the insertion section of the steel shaft of the cross-flow fan blade are D-shaped; the D-shaped assembly mode realizes circumferential positioning on one hand and reinforces the circumferential linkage; on the other hand, the shaft hole on the shaft sleeve can be quickly aligned with the connecting hole on the output shaft of the driving motor.

Preferably, the cross-flow fan blade comprises a motor shaft disc and a steel shaft disc which are positioned at two ends, and a plurality of middle section discs which are positioned between the motor shaft disc and the steel shaft disc; the motor shaft disc, the steel shaft disc and the adjacent middle section discs are connected through a plurality of blades to form fan blade units, the plurality of blades in each fan blade unit are arranged in a circumferential direction regularly, and an air opening is formed between every two adjacent blades.

Preferably, the number of the blades of the fan blade unit formed by the motor shaft disc and the adjacent middle section disc is N, and the number of the blades of other fan blade units is N + 1; so that the blades in the fan blade unit, which are radially corresponding to the through holes on the shaft sleeve, are lost. In the technical scheme, the output shaft of the driving motor and the steel shaft of the cross-flow fan blade penetrate through the shaft sleeve and then are fixedly connected through the screwing component, and the shaft sleeve on the motor shaft disc is positioned in the fan blade unit, so that a tool needs to extend into the screwing component from the side surface when the screwing component is installed, the number of the blades of the fan blade unit comprising the motor shaft disc is one less than that of the blades of other fan blade units, and the actual position of one less blade radially corresponds to the through hole on the shaft sleeve, so that the tool can extend into the screwing component.

In addition, in order to solve the problem that the tool extends into the screw fastening component, the motor shaft disc of the through-flow fan blade disclosed in the chinese utility model patent with the publication number "CN 206206261U" may be referred.

Drawings

Fig. 1 is a back structure schematic diagram of a cylindrical cabinet machine.

Fig. 2 is a front structural schematic diagram of the cylinder cabinet.

Fig. 3 is a schematic structural diagram of a cross-flow fan blade.

Fig. 4 is a partial schematic view of a cross-flow fan blade including a motor shaft disc.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

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

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example (b):

the cylindrical cabinet machine shown in fig. 1-4 comprises a shell 1, fan blades and a driving motor 2. The inside wind chamber 11 that locates of casing 1, be equipped with air intake 12 and air outlet 13 on the casing 1 of the lateral wall of wind chamber 11. The fan blades are arranged in the air cavity 11 of the shell 1, and the driving motor 2 is connected with and drives the fan blades. The fan blades comprise two or more through-flow fan blades 3, the output shaft 21 of the driving motor 2 is connected in the shaft sleeve 35 of the through-flow fan blade 3 at the head end to realize circumferential linkage, two adjacent through-flow fan blades 3 are inserted into the shaft sleeve 35 through the steel shaft 36 to realize circumferential linkage, and the steel shaft 36 on the through-flow fan blade 3 at the tail end is rotationally positioned on the bottom plate of the air cavity 11 of the shell 1.

In a further preferred embodiment, the steel shafts 36 of two adjacent cross-flow blades 3 are rotatably positioned on the housing 1. In the technical scheme, if one end of the through-flow fan blade is positioned by the motor shaft by rotating and positioning the two ends of the through-flow fan blade, and the other end of the through-flow fan blade is positioned on the bottom plate of the air cavity 11 of the shell 1, the steel shaft 36 connected with the two adjacent through-flow fan blades 3 not only provides circumferential rotating force, but also needs to be placed at a connecting end to swing, incline and topple, so that the through-flow fan blade is easy to; the scheme positions the steel shafts 36 of two adjacent through-flow fan blades 3, so that the structure for connecting the through-flow fan blades 3 is stabilized, the fan blades rotate more stably and are not easy to damage. Further, the steel shafts 36 on the cross-flow blades 3 at the tail ends are rotatably positioned on a bottom plate of the air cavity 11 of the shell 1 through bearing seats, and the steel shafts 36 of two adjacent cross-flow blades 3 are rotatably positioned on the shell 1 through the bearing seats; the bearing seat is a conventional bearing seat and has the function of reducing friction to enable the rotation to be smoother.

This embodiment relates to a drum cabinet, which comprises a housing 1, fan blades and a drive motor 2. The fan blade is arranged in the air cavity 11 of the shell 1, and the driving motor 2 is connected with and drives the fan blade. Different from the prior art, the scheme divides the integrated cross-flow fan blade 3 adopted in the prior art into two or more cross-flow fan blades 3, the cross-flow fan blade 3 at the head end is connected with the driving motor 2, and the cross-flow fan blade 3 at the tail end is rotationally positioned on the shell 1. And through the shaft sleeve 35 on the motor shaft disc of the through-flow fan blade 3 and the steel shaft 36 on the steel shaft disc, two adjacent through-flow fan blades 3 are inserted into the shaft sleeve 35 through the steel shaft 36 to realize circumferential linkage, namely, the steel shaft 36 of the front through-flow fan blade 3 is inserted into the shaft sleeve 35 of the rear through-flow fan blade 3. The cylindrical cabinet machine in the scheme adopts two or more through-flow fan blades 3 to combine to exhaust air, the requirement of air output is met in length, and the problem of deformation possibly caused by too long of a single through-flow fan blade 3 is avoided.

In the scheme shown in the figure, the cross-flow fan blade 3 comprises a motor shaft disc 31 and a steel shaft disc 32 at two ends, and a plurality of middle joint discs 33 between the motor shaft disc 31 and the steel shaft disc 32. The motor shaft disc 31, the steel shaft disc 32, the adjacent middle section discs 33 and the two adjacent middle section discs 33 are connected through a plurality of blades 34 to form a fan blade unit, the plurality of blades 34 in each fan blade unit are arranged in a circumferential direction regularly, and an air opening is formed between the two adjacent blades 34. The motor shaft disc 31 is shown with a shaft sleeve 35 and the steel shaft disc 32 with a steel shaft 36. In the figure, through holes are formed in the side wall of a shaft sleeve 35 of the through-flow fan blade 3, connecting holes are formed in an output shaft 21 of the driving motor 2 and a steel shaft 36 of the through-flow fan blade 3, and after the output shaft 21 or the steel shaft 36 of the driving motor 2 is inserted into the shaft sleeve 35, the through holes are aligned with the connecting holes and connected through a screw fixing part 37 to achieve circumferential linkage. In the technical scheme, the output shaft 21 of the driving motor 2 and the steel shaft 36 of the cross-flow fan blade 3 are fixedly connected through the screw fixing part 37 after penetrating through the shaft sleeve 35, so that circumferential linkage is realized. The fastening member 37 is a bolt or a screw, and the fastening member 37 has good connection stability and firmness.

In a further preferred embodiment, the shaft hole of the shaft sleeve 35 is D-shaped, and the inner end of the through hole is communicated with the planar side wall of the shaft hole. For the output shaft 21 of the driving motor 2 and the steel shaft 36 of the cross-flow fan blade 3, the insertion section for inserting the shaft hole is D-shaped, and the connecting hole is formed in the plane side wall of the insertion section. In the technical scheme, the shaft hole of the shaft sleeve 35 is D-shaped, and the insertion sections of the output shaft 21 of the driving motor 2 and the steel shaft 36 of the cross-flow fan blade 3 are D-shaped. The circumferential positioning realized by the D-shaped assembly mode on one hand reinforces the circumferential linkage. On the other hand, the shaft hole on the shaft sleeve 35 can be quickly aligned with the connecting hole on the output shaft 21 of the driving motor 2.

As shown in fig. 3, the number of blades 34 of the fan blade unit formed by the motor shaft disc 31 and the adjacent middle joint disc 33 is N, and the number of blades 34 of other fan blade units is N + 1. So that the blade 34 corresponding to the radial direction of the through hole on the shaft sleeve 35 in the fan blade unit is absent. In the technical scheme, as mentioned above, the output shaft 21 of the driving motor 2 and the steel shaft 36 of the cross-flow fan blade 3 are connected and fixed through the screw fixing part 37 after penetrating through the shaft sleeve 35, because the shaft sleeve 35 on the motor shaft disc 31 is positioned inside the fan blade unit, a side surface is needed to extend a tool into the screw fixing part 37 when the screw fixing part 37 is installed, the number of the blades 34 of the fan blade unit including the motor shaft disc 31 is one less than that of the blades 34 of other fan blade units, and the actual position of the less blade 34 radially corresponds to the through hole on the shaft sleeve 35, so that the tool can extend into the screw fixing part 37.

In order to solve the problem of tool insertion when installing the screw fastening member 37, reference may be made to the motor shaft disk 31 of the cross-flow fan blade 3 described in the chinese utility model patent publication No. CN 206206261U.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims

1. A cylindrical cabinet machine comprises a shell (1), fan blades and a driving motor (2); the air cavity (11) is arranged in the shell (1), and an air inlet (12) and an air outlet (13) are formed in the shell (1) on the side wall of the air cavity (11); the fan blades are positioned in the air cavity (11) of the shell (1), and the driving motor (2) is connected with and drives the fan blades; the method is characterized in that: the fan blades comprise two or more through-flow fan blades (3), an output shaft (21) of the driving motor (2) is connected into a shaft sleeve (35) of the through-flow fan blade (3) at the head end to realize circumferential linkage, two adjacent through-flow fan blades (3) are inserted into the shaft sleeve (35) through a steel shaft (36) to realize circumferential linkage, and the steel shaft (36) on the tail end through-flow fan blade (3) is rotationally positioned on a bottom plate of a wind cavity (11) of the shell (1).

2. The cylinder cabinet machine according to claim 1, wherein: the steel shafts (36) of two adjacent cross-flow fan blades (3) are rotationally positioned on the shell (1).

3. The cylinder cabinet machine according to claim 2, wherein: a steel shaft (36) on the cross-flow fan blade (3) at the tail end is rotationally positioned on a bottom plate of an air cavity (11) of the shell (1) through a bearing seat; the steel shafts (36) of two adjacent cross-flow fan blades (3) are rotationally positioned on the shell (1) through bearing seats.

4. The cylinder cabinet machine according to claim 1, wherein: the lateral wall of a shaft sleeve (35) of the through-flow fan blade (3) is provided with a through hole, the output shaft (21) of the driving motor (2) and the steel shaft (36) of the through-flow fan blade (3) are provided with connecting holes, and after the output shaft (21) or the steel shaft (36) of the driving motor (2) is inserted into the shaft sleeve (35), the through hole is aligned with the connecting holes and connected through a screw fixing part (37) to realize circumferential linkage.

5. The cylinder cabinet machine according to claim 4, wherein: the shaft hole of the shaft sleeve (35) is D-shaped, and the inner end part of the through hole is communicated with the plane side wall of the shaft hole; for an output shaft (21) of the driving motor (2) and a steel shaft (36) of the cross-flow fan blade (3), an insertion section for inserting the shaft hole is D-shaped, and a connecting hole is formed in the plane side wall of the insertion section.

6. The cabinet drum machine according to any one of claims 1 to 5, wherein: the cross-flow fan blade (3) comprises a motor shaft disc (31) and a steel shaft disc (32) which are arranged at two ends, and a plurality of middle section discs (33) which are arranged between the motor shaft disc (31) and the steel shaft disc (32); the fan blade unit is formed by connecting a motor shaft disc (31), a steel shaft disc (32) and an adjacent middle section disc (33) and connecting two adjacent middle section discs (33) through a plurality of blades (34), the plurality of blades (34) in each fan blade unit are arranged in a circumferential direction regularly, and an air opening is formed between two adjacent blades (34).

7. The cylinder cabinet machine according to claim 6, wherein: the number of blades (34) of the fan blade unit formed by the motor shaft disc (31) and the adjacent middle section disc (33) is N, and the number of blades (34) of other fan blade units is N + 1; so that the blades (34) corresponding to the radial direction of the through hole on the shaft sleeve (35) in the fan blade unit are lost.