CN117267173A - Columnar fan and shell thereof - Google Patents

Abstract

The invention relates to a columnar fan and a shell thereof, wherein the columnar fan comprises a base, a shell of the columnar fan and a fan module which is arranged in the shell and is electrically connected with a control module in the base, the shell of the columnar fan comprises a bottom plate, an air outlet structure which is arranged on the bottom plate and is formed by aluminum extrusion, and a top plate which covers the air outlet structure.

Description

Columnar fan and shell thereof

Technical Field

The invention relates to a columnar fan and a shell thereof, in particular to a columnar fan and a shell thereof which are convenient to assemble, disassemble and clean.

Background

In daily life, the electric fan is an electric appliance commonly applied to indoor convection and summer heat relief, and in order to match with the use environments of different consumers, the electric fan can be selected in various types in the market nowadays.

The present invention relates to a cylindrical fan, and more particularly to a cylindrical fan with a cylindrical housing, a driving motor and a turbofan, wherein the cylindrical fan mainly comprises a base and a fan body, the fan body is pivotally disposed on the base, the fan body comprises a cylindrical housing, a driving motor and a turbofan, the housing is molded by a plastic mold, a plurality of air inlets are formed on one side of the housing, and an air outlet is formed on the other side of the housing opposite to the plurality of air inlets, the driving motor is disposed in the housing, and the turbofan is connected with the driving motor and can be controlled to rotate by the driving motor, thereby driving air flow to enter the housing from the plurality of air inlets and blow out from the air outlets.

The cylindrical turbofan with smaller blades is not easy to perceive movement of the blades when being used for rotating, and can improve the calm sense of the space.

However, in the present columnar fan, dust is easily accumulated in the air inlet hole and the air outlet hole of the columnar fan through which the air flow passes for a long time when the columnar fan is used for a long time, the output air volume of the columnar fan is easily affected, and allergens such as dust mites are easily bred in the dust accumulation position, and the allergens possibly flow along with the air flow generated when the turbofan rotates and are blown out from the air outlet hole into the indoor space, so that health and safety problems such as airway allergy or discomfort are easily caused when the columnar fan is used by consumers, and therefore, the dust inside the housing must be removed periodically.

However, since the casing of the columnar fan is mainly formed by mutually assembling two shells generated by plastic molds, and the turbo fan, the driving motor and other components are positioned and supported by the internal structure of the shells, if a consumer needs to disassemble the casing for cleaning, the problem of difficult disassembly and assembly is caused by the complex internal structure of the shells of the casings.

In addition, as mentioned above, in order to provide positioning of the turbofan and the driving motor, the present housing is provided with a positioning structure inside the housing, and the positioning structure is molded by a plastic mold, so that the manufacturing difficulty of the housing of the fan body is greatly increased, and the investment cost required for manufacturing is also very high.

Disclosure of Invention

The invention aims to solve the technical problems that: the existing columnar fan has the problems that the disassembly and cleaning are difficult, and the mold opening cost of the shell is relatively high.

The technical scheme of the invention is as follows: in order to achieve the foregoing objective, the present invention provides a housing of a cylindrical fan, the housing of the cylindrical fan has an air outlet side, the housing of the cylindrical fan comprises:

a bottom plate;

the air outlet structure comprises a shell plate module, an air inlet plate module and an air guide column which are respectively formed by aluminum extrusion, wherein a vortex space is formed by encircling the shell plate module, the air inlet plate module and the air guide column in sequence, an air outlet which faces to the air outlet side and is communicated with the vortex space is formed between the shell plate module and the air guide column, the air inlet plate module can be detachably arranged on the bottom plate, and a plurality of air inlet holes are formed in the air inlet plate module; and

The top plate is arranged above the shell plate module and the air guide column of the air outlet structure, the air inlet plate module can be fastened with the top plate, at least one shaft hole is formed in the top plate, and the position of the shaft hole is located at the center of the vortex space.

The air inlet plate module comprises a plurality of air inlet plates formed by aluminum extrusion, an upper positioning plate, a lower positioning plate and a plurality of limiting pieces, wherein a limiting groove is formed in each side of each air inlet plate, the upper positioning plate and the lower positioning plate are respectively arranged at the upper end and the lower end of each air inlet plate, the air inlet plate module is detachably connected with the top plate and the bottom plate in a buckling mode through the upper positioning plate and the lower positioning plate, and the plurality of limiting pieces respectively penetrate through the upper positioning plate and the lower positioning plate and extend into the corresponding limiting grooves of the air inlet plates.

The air outlet structure comprises an air outlet plate module, the air outlet plate module is located at the air outlet side of the shell of the columnar fan, the air outlet plate module comprises at least one air outlet plate and at least one baffle plate, a plurality of air outlet holes are formed in the air outlet plate and are communicated with the vortex space, and the baffle plate is arranged at the top end of the air outlet plate and can be buckled with the top plate.

The shell of the columnar fan comprises a cover plate, the cover plate is covered on the top plate and is provided with at least one opening corresponding to a shaft hole of the top plate, a plurality of magnets are fixedly arranged at the bottom of the cover plate and are provided with a plurality of buckling pins and at least one combination pin, the magnets of the cover plate can be adsorbed on the top plate, the top plate is provided with a plurality of buckling holes and at least one combination hole, the upper positioning plate of the wind inlet plate module is provided with a plurality of matching holes, the matching holes of the upper positioning plate correspond to the buckling holes of the top plate, the plurality of buckling pins respectively penetrate through the plurality of matching holes and the plurality of buckling holes, the baffle of the wind outlet plate module is provided with at least one pair of positioning holes, the positioning holes of the baffle correspond to the combination holes of the top plate, and the combination pins penetrate through the combination holes of the top plate and the positioning holes of the baffle.

The bottom plate is provided with a plurality of buckling holes, the lower positioning plate of the air inlet plate module is provided with a plurality of buckling convex parts, and the buckling convex parts of the lower positioning plate can respectively extend into the buckling holes of the bottom plate.

Wherein, the bottom plate is formed with a plurality of assembly holes, the bottom end of the air outlet plate is protruded to form a plurality of assembly convex parts, and the plurality of assembly convex parts can be buckled into the plurality of assembly holes of the bottom plate.

The shell plate module comprises a plurality of shell plates formed by aluminum extrusion and a plurality of positioning pieces, wherein a positioning groove is formed at two sides of each shell plate respectively, and the plurality of positioning pieces respectively penetrate through the top plate and the bottom plate and are locked in the positioning grooves of the corresponding shell plates.

The shell of the columnar fan can comprise two air outlet structures, the two air outlet structures are arranged on the bottom plate in a mirror symmetry mode, the shell plate modules of the two air outlet structures are arranged adjacently, and the air inlet plate modules of the two air outlet structures are respectively located on two opposite sides of the two air outlet structures.

Wherein, the shell of columnar fan can contain four air-out structure, two aviation baffle and two joint boards, wherein:

the four air-out structures can be respectively defined as two front air-out structures and two rear air-out structures, the two front air-out structures are arranged at intervals and are arranged at the position, adjacent to the air-out side, of the bottom plate in a mirror symmetry manner, the two rear air-out structures are adjacent to each other and are arranged at the other side, opposite to the air-out side, of the bottom plate in a mirror symmetry manner, and a flow space is formed between the air outlets of the two rear air-out structures and the two front air-out structures;

the two air deflectors are respectively arranged on the air guide columns of the two rear air outlet structures and extend towards the air outlet side; and

The two connecting plates are respectively arranged between the air guide posts of the two rear air outlet structures and the shell plate modules of the two front air outlet structures.

In order to achieve the above object, the present invention further provides a cylindrical fan, comprising:

a base;

a control module arranged in the base;

a casing of the columnar fan, which is arranged on the base; and

the fan module comprises a driving motor and a fan blade assembly, wherein the driving motor is arranged on a bottom plate of the shell of the columnar fan and is electrically connected with the control module, the fan blade assembly comprises a turbine fan blade connected with the driving motor, a shaft rod formed at the end part of the turbine fan blade and a shaft sleeve arranged at the top end of the shaft rod, the shaft rod stretches into a shaft hole corresponding to the top plate, the shaft sleeve is sleeved on the top end of the shaft rod and is arranged in the corresponding shaft hole, and the driving motor can drive the shaft rod to enable the plurality of turbine fan blades to rotate.

The shell of the columnar fan can comprise two air outlet structures and the columnar fan can comprise two fan modules, the two air outlet structures are arranged on the bottom plate in a mirror symmetry mode, the shell plate modules of the two air outlet structures are arranged adjacently, the air inlet plate modules of the two air outlet structures are respectively located at two opposite sides of the two air outlet structures, the driving motors and the fan blade assemblies of the two fan modules can be respectively arranged in vortex spaces of the corresponding air outlet structures, the fan blade assemblies of the two fan modules are arranged in a mirror symmetry mode, and the driving directions of the two driving motors are opposite.

Wherein, the shell of columnar fan can contain four air-out structure, two aviation baffles and two joint boards, and the columnar fan can contain four fan module, wherein:

the four air-out structures can be respectively defined as two front air-out structures and two rear air-out structures, the two front air-out structures are arranged at intervals and are arranged at the position, adjacent to the air-out side, of the bottom plate in a mirror symmetry manner, the two rear air-out structures are adjacent to each other and are arranged at the other side, opposite to the air-out side, of the bottom plate in a mirror symmetry manner, and a flow space is formed between the air outlets of the two rear air-out structures and the two front air-out structures;

the two air deflectors are respectively arranged on the air guide columns of the two rear air outlet structures and extend towards the air outlet side;

the two connecting plates are respectively arranged between the air guide posts of the two rear air outlet structures and the shell plate modules of the two front air outlet structures; and

the four fan modules can be respectively defined as two front fan modules and two rear fan modules, the driving motors and the fan blade assemblies of the two front fan modules can be respectively arranged in the vortex spaces of the corresponding front air outlet structures, the fan blade assemblies of the two front fan modules are arranged in a mirror image mode, the driving directions of the driving motors of the two front fan modules are opposite, the driving motors and the fan blade assemblies of the two rear fan modules can be respectively arranged in the vortex spaces of the corresponding rear air outlet structures, the fan blade assemblies of the two rear fan modules are arranged in a mirror image mode, and the driving directions of the driving motors of the two rear fan modules are opposite.

In addition, the air outlet structure can further comprise at least one first decorative sheet and at least one second decorative sheet, at least one decorative groove can be formed on the outer side of the shell plate, and the first decorative sheet is arranged in the decorative groove of the shell plate; and the outside of wind-guiding post can be formed with at least one assembly groove, the second decorate the piece set up in the assembly groove of wind-guiding post can improve pleasing to the eye effect by this.

The columnar fan can start and control the rotating speed of the driving motor of the fan module by operating the control module, when the driving motor of the fan module runs, the fan blade assembly of the fan module can rotate under the driving of the driving motor, and air flow outside the shell of the columnar fan is led into the vortex space from the air inlet of the air inlet plate module, so that the air flow can flow along the rotating direction of the turbine blades of the fan blade assembly, and when the air flow flows to the position of the air guide column, the air guide column can guide the air flow towards the direction of the air outlet, so that the air flow can be blown out from the air outlet, and further the indoor ventilation and cooling summer heat relieving effects of consumers are provided.

The columnar fan and the shell thereof have the following advantages:

1. Can be conveniently disassembled and cleaned: the shell of the columnar fan can be matched with the air inlet plate module fastened on the bottom plate and the top plate in a fastening mode by means of the structural design of the modularized air outlet structure, so that a consumer can quickly detach and clean the air inlet plate module without using other hand tools, and the detachment efficiency and convenience can be effectively improved.

2. The manufacturing difficulty and the manufacturing cost can be greatly reduced: the shell of the columnar fan adopts the shell plate module formed by aluminum extrusion, the air inlet plate module and the parts of the air guide column to be mutually assembled, and the manufacturing difficulty and the die sinking cost can be greatly reduced by adopting an aluminum extrusion forming mode.

3. Can improve the diversity of products: as described above, the casing of the columnar fan of the present invention adopts a modularized structural design, so that manufacturers can directly set a plurality of groups of air outlet structures which are arranged in a mirror image matching way according to the needs of products without additional die opening and manufacturing, and match with a plurality of groups of fan modules which are arranged in corresponding directions, so as to provide products with different air volume sizes for consumers to select, and the manufacturers can effectively improve the diversity of the products and select for the consumers without bearing the die opening cost of a large-sized fan, thereby achieving the customized needs.

Drawings

Fig. 1 is a schematic perspective view of a first preferred embodiment of a casing of a cylindrical fan according to the present invention.

FIG. 2 is a schematic side view of a part of the top plate and the cover plate of the air outlet structure of the first preferred embodiment of the casing of the cylindrical fan.

FIG. 3 is a schematic side view of a part of a bottom plate and an air outlet structure of a first preferred embodiment of a casing of a pillar fan according to the present invention.

Fig. 4 is an exploded perspective view of the air outlet structure and the bottom plate of the housing of the columnar fan according to the first preferred embodiment of the present invention.

Fig. 5 is an exploded perspective view of the air inlet plate module, the air outlet plate module, the top plate and the cover plate of the housing of the columnar fan according to the first preferred embodiment of the present invention.

FIG. 6 is an exploded perspective view of the air inlet module, the air outlet module and the bottom plate of the housing of the cylindrical fan according to the first preferred embodiment of the present invention.

Fig. 7 is an exploded perspective view of a housing plate module, an air guiding post and a top plate of a housing of a column fan according to a first preferred embodiment of the present invention.

Fig. 8 is a schematic top sectional view of a first preferred embodiment of the housing of the pillar fan of the present invention.

Fig. 9 is a schematic perspective view of a second preferred embodiment of a casing of a cylindrical fan according to the present invention.

FIG. 10 is a schematic top sectional view of a second preferred embodiment of a housing of a cylindrical fan according to the present invention.

Fig. 11 is a schematic perspective view showing a third preferred embodiment of a casing of a cylindrical fan according to the present invention.

FIG. 12 is a schematic top sectional view of a third preferred embodiment of a housing of a cylindrical fan according to the present invention.

Fig. 13 is a schematic perspective view of a first preferred embodiment of a pillar fan according to the present invention.

FIG. 14 is a schematic side view of a part of the top plate and the cover plate of the air outlet structure of the first preferred embodiment of the pillar fan of the present invention.

FIG. 15 is a schematic partial side sectional view of a base of a first preferred embodiment of a cylindrical fan, a housing of the cylindrical fan according to the present invention.

FIG. 16 is an exploded perspective view of the air inlet module, the air outlet module, and the cover plate of the cylindrical fan according to the first preferred embodiment of the present invention.

FIG. 17 is an exploded perspective view of the air inlet and outlet modules of the post fan according to the first preferred embodiment of the present invention.

FIG. 18 is an exploded perspective view of the top plate, the housing plate module, the air guiding post and the fan blade assembly of the first preferred embodiment of the present invention.

FIG. 19 is a schematic view showing the direction of airflow in the first preferred embodiment of the pillar fan according to the present invention.

Fig. 20 is a schematic perspective view of a second preferred embodiment of a pillar fan according to the present invention.

FIG. 21 is a schematic view showing the direction of airflow in a second preferred embodiment of the cylindrical fan of the present invention.

Fig. 22 is a schematic perspective view of a third preferred embodiment of a pillar fan according to the present invention.

FIG. 23 is a schematic view showing the airflow direction of a third preferred embodiment of the pillar fan according to the present invention.

Fig. 24 is a schematic view of a cover plate with decorative cloth for a cylindrical fan according to the present invention.

Symbol description:

10a,10b,10c: the casing 11 of the column fan: the soleplate

111 fastening hole 112 assembly hole

12, an air outlet structure 12a, a front air outlet structure

12b, rear air outlet structure 121, shell plate module

1211 Shell 1212, positioning element

1213 positioning slot 1214 and decorative slot

122, air inlet plate module 1221, air inlet hole

1222 wind inlet plate 1223 upper positioning plate

1224 lower positioning plate 1225 limiting piece

1226 and a limit groove 1227 and a matching hole

1228 fastening convex 123, air guiding column

1231 fitting groove 124 vortex space

125:126:air outlet plate module

1261 air outlet plate 1262 baffle

1263 air outlet 1264, alignment hole

1265 fitting convex portion 127 first decorative sheet

128 second decorative piece 13 top plate

131 shaft hole 132 snap-fit hole

133 combined hole 14 cover plate

141, openings 142, magnets

143 snap-fit pin 144, combination pin

145 decorative cloth 15 air deflector

16, connector plate 17, flow space

20, base 30, control module

40 fan module 40a, front fan module

40b rear fan module 41, drive motor

42 blade assembly 421 turbine blade

422 shaft 423 shaft sleeve

Detailed Description

The technical means adopted by the invention to achieve the preset aim are further described below by matching with the drawings and the preferred embodiments of the invention.

Referring to fig. 1 to 12, several preferred embodiments of the casing 10a,10b,10c of the columnar fan according to the present invention have an air outlet side, and the casing 10a,10b,10c of the columnar fan includes a bottom plate 11, at least one air outlet structure 12, and a top plate 13.

As shown in fig. 3 to 12, the air-out structure 12 is disposed above the base plate 11, the air-out structure 12 includes a shell plate module 121, an air inlet plate module 122 and an air guiding column 123 which are formed by extrusion of aluminum, the shell plate module 121, the air inlet plate module 122 and the air guiding column 123 are sequentially arranged around to form a vortex space 124, an air outlet 125 facing the air-out side and communicating with the vortex space 124 is formed between the shell plate module 121 and the air guiding column 123, the air inlet plate module 122 is detachably disposed on the base plate 11, and a plurality of air inlet holes 1221 are formed in the air inlet plate module 122.

As shown in fig. 2, 5 and 7, the top plate 13 is disposed above the shell plate module 121 and the air guiding column 123 of the air outlet structure 12, the air inlet plate module 122 can be fastened to the top plate 13, at least one shaft hole 131 is formed on the top plate 13, the shaft hole 131 is communicated with the vortex space 124 of the air outlet structure 12, and the position of the shaft hole 131 is located at the center of the vortex space 124.

As shown in fig. 2 to 6, the air inlet plate module 122 includes a plurality of air inlet plates 1222 formed by extrusion of aluminum, an upper positioning plate 1223, a lower positioning plate 1224 and a plurality of limiting members 1225, a limiting groove 1226 is formed on two sides of each air inlet plate 1222, the upper positioning plate 1223 and the lower positioning plate 1224 are respectively disposed at upper and lower ends of the plurality of air inlet plates 1222, the air inlet plate module 122 is detachably fastened to the top plate 13 and the bottom plate 11 by the upper positioning plate 1223 and the lower positioning plate 1224, and the plurality of limiting members 1225 respectively pass through the upper positioning plate 1223 and the lower positioning plate 1224 and extend into the corresponding limiting grooves 1226 of the air inlet plates 1222.

As shown in fig. 3 to 6, the air outlet structure 12 includes an air outlet plate module 126, the air outlet plate module 126 is located at an air outlet side of the housings 10a,10b,10c of the columnar fan, the air outlet plate module 126 includes at least one air outlet plate 1261 and at least one baffle 1262, a plurality of air outlet holes 1263 are formed on the air outlet plate 1261, the plurality of air outlet holes 1263 are communicated with the vortex space 124, and the baffle 1262 is disposed at a top end of the air outlet plate 1261 and can be fastened with the top plate 13.

As shown in fig. 1, 2, and 5, the casing 10a,10b,10c of the columnar fan may further include a cover plate 14, the cover plate 14 covers the top plate 13 and forms at least one opening 141 corresponding to the shaft hole 131 of the top plate 13, a plurality of magnets 142 are fixed at the bottom of the cover plate 14 and forms a plurality of fastening pins 143 and at least one assembling pin 144, the magnets 142 of the cover plate 14 can be adsorbed on the top plate 13, the top plate 13 forms a plurality of fastening holes 132 and at least one assembling hole 133, the upper positioning plate 1223 of the air inlet plate module 122 forms a plurality of mating holes 1227, the mating holes 1227 of the upper positioning plate 1223 correspond to the fastening holes 132 of the top plate 13, the plurality of fastening pins 143 respectively pass through the plurality of mating holes 1227 and the plurality of fastening holes 132, the stop plate 1262 of the air outlet module 126 is formed with at least one aligning hole 1264, the aligning hole 1264 of the stop plate 2 corresponds to the assembling hole 12613 of the top plate 13, and the aligning hole 1264 passes through the assembling hole 133 of the top plate 13.

As shown in fig. 3, 4 and 6, the bottom plate 11 is formed with a plurality of fastening holes 111, the lower positioning plate 1224 of the air inlet plate module 122 is formed with a plurality of fastening protrusions 1228, and the fastening protrusions 1228 of the lower positioning plate 1224 can respectively extend into the fastening holes 111 of the bottom plate 11.

As shown in fig. 3, 4 and 6, the bottom plate 11 is formed with a plurality of fitting holes 112, and the bottom end of the air outlet plate 1261 is protruded to form a plurality of fitting protrusions 1265, and the plurality of fitting protrusions 1265 can be snapped into the plurality of fitting holes 112 of the bottom plate 11.

As shown in fig. 2 and 3, the shell plate module 121 includes a plurality of shell plates 1211 formed by extrusion molding of aluminum and a plurality of positioning members 1212, wherein a positioning slot 1213 is formed on each side of each shell plate 1211, and the plurality of positioning members 1212 respectively pass through the top plate 13 and the bottom plate 11 and are locked in the positioning slots 1213 of the corresponding shell plate 1211.

As shown in fig. 1 and fig. 8 to fig. 12, the number of the air outlet structures 12 can be set according to the requirements by the housings 10a,10b,10c of the columnar fan of the present invention.

As shown in fig. 1 and 8, in a first preferred embodiment of the casing 10a of the columnar fan according to the present invention, the casing 10a of the columnar fan includes one of the air outlet structures 12.

In a second preferred embodiment of the casing 10b of the present invention, as shown in fig. 9 and 10, the casing 10b of the columnar fan can include two air-out structures 12, the two air-out structures 12 are disposed on the bottom plate 11 in a mirror symmetry manner, the shell plate modules 121 of the two air-out structures 12 are disposed adjacently, and the air-in plate modules 122 of the two air-out structures 12 are disposed at two opposite sides of the two air-out structures 12 respectively.

In a third preferred embodiment of the casing 10c of the columnar fan according to the present invention, as shown in fig. 11 and 12, the casing 10c of the columnar fan can include four air-out structures 12, two air deflectors 15 and two connecting plates 16, the four air-out structures 12 can be respectively defined as two front air-out structures 12a and two rear air-out structures 12b, the two front air-out structures 12a are spaced apart and are disposed at the position of the bottom plate 11 adjacent to the air-out side in a mirror symmetry manner, the two rear air-out structures 12b are disposed at the other side of the bottom plate 11 opposite to the air-out side in a mirror symmetry manner, a ventilation space 17 is formed between the air outlets 125 of the two rear air-out structures 12b and the two front air-out structures 12a, the two air deflectors 15 are respectively disposed at the air-out columns 123 of the two rear air-out structures 12b and extend towards the air-out side direction, and the two connecting plates 16 are respectively disposed between the air-out columns 123 of the two rear air-out structures 12b and the shell modules 121 of the two front air-out structures 12 a.

Referring to fig. 13 to 23, several preferred embodiments of the present invention include a base 20, a control module 30, a housing 10a,10b,10c of the aforementioned cylindrical fan, and at least one fan module 40.

As shown in fig. 15, the control module 30 is disposed in the base 20.

As shown in fig. 13 to 23, the housings 10a,10b,10c of the columnar fans are provided on the base 20.

As shown in fig. 13 to 23, the fan module 40 is disposed in the casing 10a,10b,10c of the cylindrical fan, the fan module 40 includes a driving motor 41 and a blade assembly 42, the driving motor 41 is disposed on the bottom plate 11 of the casing 10a,10b,10c of the cylindrical fan and is electrically connected to the control module 30, the blade assembly 42 includes a turbine blade 421 connected to the driving motor 41, a shaft 422 formed at an end of the turbine blade 421, and a shaft sleeve 423 disposed at a top end of the shaft 422, the shaft 422 extends into a corresponding shaft hole 131 on the top plate 13, the shaft sleeve 423 is sleeved on the top end of the shaft 422 and is disposed in the corresponding shaft hole 131, and the driving motor 41 can drive the shaft 422 to rotate the plurality of turbine blades 421.

As shown in fig. 13 and fig. 19 to fig. 23, the number of the air outlet structures 12 of the housings 10a,10b,10c of the columnar fan and the number of the fan modules 40 can be further set according to the use requirements of consumers, and the following description is given for each embodiment.

As shown in fig. 13 and 19, in the first preferred embodiment of the present invention, the casing 10a of the columnar fan includes one air outlet structure 12, the columnar fan includes one fan module 40, and the fan module 40 is disposed in the air outlet structure 12 of the casing 10a of the columnar fan and located in the vortex space 124 of the air outlet structure 12.

As shown in fig. 20 and 21, in a second preferred embodiment of the present invention, the casing 10b of the columnar fan can include two air-out structures 12 and the columnar fan can include two fan modules 40, the two air-out structures 12 are disposed on the bottom plate 11 in a mirror-image manner, the shell plate modules 121 of the two air-out structures 12 are disposed adjacent to each other, the air-in plate modules 122 of the two air-out structures 12 are disposed on opposite sides of the two air-out structures 12, the driving motors 41 and the fan blade assemblies 42 of the two fan modules 40 can be disposed in the vortex spaces 124 of the corresponding air-out structures 12, the fan blade assemblies 42 of the two fan modules 40 are disposed in mirror-image manner, and the driving directions of the two driving motors 41 are opposite.

As shown in fig. 22 and 23, in the third preferred embodiment of the present invention, the casing 10c of the pillar fan can include four air-out structures 12, two air deflectors 15 and two connecting plates 16, and the pillar fan can include four fan modules 40, and the four air-out structures 12 can be respectively defined as two front air-out structures 12a and two rear air-out structures 12b.

As shown in fig. 23, the two front air-out structures 12a are disposed at intervals and in mirror symmetry at positions adjacent to the air-out side of the bottom plate 11, the two rear air-out structures 12b are disposed adjacent to each other and in mirror symmetry at positions opposite to the air-out side of the bottom plate 11, a ventilation space 17 is formed between the air outlets 125 of the two rear air-out structures 12b and the two front air-out structures 12a, the two air deflectors 15 are respectively disposed on the air-guiding columns 123 of the two rear air-out structures 12b and extend toward the air-out side direction, and the two connection plates 16 are respectively disposed between the air-guiding columns 123 of the two rear air-out structures 12b and the shell plate modules 121 of the two front air-out structures 12 a.

As shown in fig. 23, the four fan modules 40 can be defined as two front fan modules 40a and two rear fan modules 40b, the driving motors 41 and the fan blade assemblies 42 of the two front fan modules 40a can be respectively disposed in the vortex spaces 124 of the corresponding front air outlet structures 12a, the fan blade assemblies 42 of the two front fan modules 40a are disposed in mirror images, the driving directions of the driving motors 41 of the two front fan modules 40a are opposite, the driving motors 41 and the fan blade assemblies 42 of the two rear fan modules 40b can be respectively disposed in the vortex spaces 124 of the corresponding rear air outlet structures 12b, the fan blade assemblies 42 of the two rear fan modules 40b are disposed in mirror images, and the driving directions of the driving motors 41 of the two rear fan modules 40b are opposite.

As shown in fig. 13 and fig. 19 to fig. 23, a consumer can operate the control module 30 to control the rotation speed of the driving motor 41 of the fan module 40, and make the driving motor 41 drive the shaft 422 according to the rotation speed set by the consumer, so that the turbine blade 421 rotates, at this time, the turbine blade 421 will introduce the air flow outside the shells 10a,10b,10c of the columnar fan into the vortex space 124 from the air inlet 1221 of the air inlet module 122, so that the air flow can flow along with the rotation direction of the turbine blade 421 of the fan blade assembly 42, and when the air flow flows to the position of the air guide post 123, the air guide post 123 can guide the air flow out towards the direction of the air outlet 125, so that the air flow can be blown out from the air outlet 125, thereby providing the indoor ventilation and cooling effects of the consumer.

As shown in fig. 13 and 19, taking the first preferred embodiment of the present invention as an example, the fan module 40 of the columnar fan can drive the external air flow to enter the vortex space 124 from the air inlet hole 1221 of the air inlet plate module 122 of the casing 10a of the columnar fan, and flow around the turbine blades 421 under the driving of the blade assembly 42.

As shown in fig. 19, when the airflow passes through the air guiding post 123 under the driving of the vortex fan blade, the air guiding post 123 can guide the airflow to the air outlet 125 of the air outlet structure 12, so that the airflow can pass through the air outlet 125 and blow out from the air outlet side.

As shown in fig. 20 and 21, taking a second preferred embodiment of the present invention as an example, the two fan modules 40 can respectively drive the external air flow into the corresponding vortex spaces 124 from the air inlet holes 1221 of the air inlet plate module 122 of the corresponding air outlet structure 12, and enable the air flow to flow in the corresponding vortex spaces 124 along with the rotation direction of the turbine blades 421 of the two fan modules 40.

As shown in fig. 21, when the airflow passes through the air guiding post 123 under the driving of the vortex fan blade, the air guiding post 123 can guide the airflow to the air outlet 125 of the air outlet structure 12, so that the airflow can pass through the air outlet 125 and blow out from the air outlet side.

As shown in fig. 22 and 23, taking a third preferred embodiment of the present invention as an example, the two front fan modules 40a can respectively drive the external air flow from the air inlet holes 1221 of the air inlet plate modules 122 of the corresponding front air outlet structure 12a into the corresponding vortex spaces 124, and at the same time, the two rear fan modules 40b can respectively drive the external air flow from the air inlet holes 1221 of the air inlet plate modules 122 of the corresponding rear air outlet structure 12b into the corresponding vortex spaces 124, and enable the air flow to respectively flow in the corresponding vortex spaces 124 along with the rotation direction of the corresponding turbine blades 421.

As shown in fig. 23, when the air flows through the air guiding post 123 under the driving of the vortex fan blade, the air guiding post 123 can guide the air flow to the air outlet 125 of the air outlet structure 12, at this time, the air flow blown out from the air outlet 125 of the two front air outlet structures 12a can be directly blown out from the air outlet side, and the air flow blown out from the air outlet 125 of the two rear air outlet structures 12b can firstly enter the circulation space 17 under the guiding of the two air guiding plates 15 and finally be blown out from the air outlet side.

As described above, the columnar fan of the present invention can set the modularized air outlet structure 12 in a mirror direction and simultaneously match with different fan modules 40 to form a left-handed air outlet or a right-handed air outlet according to the requirements, or can blow out two times or four times of air volume by mutually matching a plurality of left-handed air outlet and right-handed air outlet fan modules 40, thereby not only needing to repeatedly open the mold, but also not bearing the mold opening cost of a large mold of a large fan, and effectively improving the diversity of products by diversified collocation, and further achieving the requirements of customization.

As shown in fig. 19, the air guiding column 123 can provide an air guiding function, and the air guiding column 123 can also cooperate with the shell module 121 to provide a better structural strength of the fan.

In addition, as shown in fig. 14, 16 and 17, when dust is accumulated in the air inlet hole 1221 of the air inlet plate module 122 and the air outlet hole 1263 of the air outlet plate module 126 after the cylindrical fan is used for a period of time, a consumer can perform cleaning operation by removing the air inlet plate module 122 and the air outlet plate module 126.

As shown in fig. 14 and 16, taking the first preferred embodiment of the columnar fan of the present invention as an example, when a consumer wants to detach the air inlet module 122 and the air outlet module 126, the consumer can detach the cover 14, disengage the fastening pins 143 of the cover 14 from the fastening holes 132 of the top plate 13 and the mating holes 1227 of the upper positioning plate 1223 of the air inlet module 122, and disengage the combining pins 144 from the combining holes 133 of the top plate 13 and the alignment holes 1264 of the blocking piece 1262, so that the consumer can disengage the air inlet module 122 and the air outlet module 126 from the top plate 13 without taking a hand tool and detaching the top plate 13.

As shown in fig. 16 and 17, when the consumer wants to remove the air inlet plate module 122, the consumer only needs to lift the air inlet plate module 122, so that the fastening protrusions 1228 of the lower positioning plate 1224 of the air inlet plate module 122 are separated from the fastening holes 111 of the bottom plate 11, and the air inlet plate module 122 is completely removed to facilitate the cleaning operation of the air inlet plate module 122.

As shown in fig. 16 and 17, when the consumer wants to remove the air outlet module 126, the consumer can lift the air outlet module 126 and disengage the mounting protrusions 1265 of the air outlet module 126 from the mounting holes 112 of the bottom plate 11, so as to completely remove the air outlet module 126 for cleaning.

As shown in fig. 16 and 17, after the consumer cleans the air inlet plate module 122 and the air outlet plate module 126, the consumer can directly insert the fastening protrusions 1228 of the lower positioning plate 1224 of the air inlet plate module 122 into the fastening holes 111 of the bottom plate 11, and align the mating holes 1227 of the upper positioning plate 1223 of the air inlet plate module 122 with the fastening holes 132 of the top plate 13.

Next, as shown in fig. 16 and 17, the consumer can snap the fitting protrusion 1265 of the air outlet plate module 126 into the fitting hole 112 of the bottom plate 11, and align the alignment hole 1264 of the blocking piece 1262 of the air outlet plate module 126 with the assembly hole 133 of the top plate 13.

Finally, as shown in fig. 14, the consumer can directly magnetically engage the cover plate 14 on the top plate 13, so that the fastening pins 143 of the cover plate 14 pass through the corresponding mating holes 1227 and the fastening holes 132, and the combining pins 144 of the cover plate 14 pass through the corresponding combining holes 133 and the alignment holes 1264, thereby completing the cleaning operation of the columnar fan, and further avoiding the problem of influence on the respiratory tract health of the consumer due to dust accumulation.

In addition, as shown in fig. 18 and 19, the air-out structure 12 may further include at least one first decorative sheet 127 and at least one second decorative sheet 128, and at least one decorative groove 1214 may be formed on the outer side of the shell 1211, where the first decorative sheet 127 is disposed in the decorative groove 1214 of the shell 1211; and at least one assembling groove 1231 can be formed on the outer side of the air guiding post 123, and the second decorative sheet 128 is disposed in the assembling groove 1231 of the air guiding post 123, thereby improving the aesthetic effect.

Furthermore, as shown in fig. 18 and 19, the first decorative sheet 127 and the second decorative sheet 128 can be further made of solid wood, so that the first decorative sheet 127 and the second decorative sheet 128 of solid wood are mutually supported between the shell plate 1211 and the air guide post 123 of aluminum, the appearance of the columnar fan of the present invention is not dull, and the columnar fan can exhibit layering effect, and further, the texture and the aesthetic effect can be improved.

As shown in fig. 16, the cover 14 is magnetically attached to the top plate 13, and is matched with the fastening pins 143 to pass through the fastening holes 132 of the top plate 13 and the matching holes 1227 on the upper positioning plate 1223 of the air inlet plate module 122, and is matched with the combining pins 144 to pass through the combining holes 133 of the top plate 13 and the alignment holes 1264 of the blocking pieces 1262 of the air outlet plate module 126, so that the air inlet plate module 122 and the air outlet plate module 126 can be fast and effectively fixed.

And the consumer can directly remove the cover plate 14, so that the fastening pins 143 and the combining pins 144 are separated from the top plate 13, the air inlet plate module 122 and the air outlet plate module 126 respectively, and the fixing of the cover plate 14 to the air inlet plate module 122 and the air outlet plate module 126 can be rapidly released, so that the consumer can rapidly detach the air inlet plate module 122 and the air outlet plate module 126 for cleaning without taking hand tools, and the detachment convenience can be effectively improved.

The cover 14 can also be made of solid wood, so as to effectively improve the texture and the aesthetic effect of the columnar fan of the present invention, in addition, as shown in fig. 24, the cover 14 can be attached with a decorative cloth 145 at the opening 141, the decorative cloth 145 can shield the shaft sleeve 423 when the cover 14 is covered on the top plate 13, and the texture and the aesthetic feeling can be further increased by matching the materials of the cover 14 and the decorative cloth 145 made of solid wood.

In addition, as shown in fig. 13 and 19, the air outlet plates 1261 of the air outlet plate module 126 can prevent the limbs of the consumer from extending into the vortex space 124 to avoid risk of injury during operation.

In summary, the columnar fan according to the present invention can be manufactured by molding the shells 10a,10b,10c of the columnar fan in an aluminum extrusion manner, so that not only the manufacturing difficulty and cost can be effectively reduced, but also the air inlet plate module 122 can be rapidly detached for cleaning without using a hand tool by a consumer, so that the disassembly efficiency and convenience can be effectively improved, and in addition, the modularized air outlet structure 12 can be arranged in a mirror direction and matched with the fan module 40 to form a large fan capable of providing more than two times of air volume, thereby manufacturing diversified products without additional mold opening and manufacturing requirements.

The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.

Claims (15)

1. A housing for a cylindrical fan, the housing having an air outlet side, the housing comprising:

a bottom plate;

the air outlet structure comprises a shell plate module, an air inlet plate module and an air guide column which are respectively formed by aluminum extrusion, wherein a vortex space is formed by encircling the shell plate module, the air inlet plate module and the air guide column in sequence, an air outlet which faces to the air outlet side and is communicated with the vortex space is formed between the shell plate module and the air guide column, the air inlet plate module can be detachably arranged on the bottom plate, and a plurality of air inlet holes are formed in the air inlet plate module; and

The top plate is arranged above the shell plate module and the air guide column of the air outlet structure, the air inlet plate module can be fastened with the top plate, at least one shaft hole is formed in the top plate, and the position of the shaft hole is located at the center of the vortex space.

2. The housing of claim 1, wherein the air inlet plate module comprises a plurality of air inlet plates formed by aluminum extrusion, an upper positioning plate, a lower positioning plate and a plurality of limiting pieces, wherein a limiting groove is formed at two sides of each air inlet plate respectively, the upper positioning plate and the lower positioning plate are respectively arranged at the upper end and the lower end of the plurality of air inlet plates, the air inlet plate module is detachably fastened with the top plate and the bottom plate through the upper positioning plate and the lower positioning plate, and the plurality of limiting pieces respectively penetrate through the upper positioning plate and the lower positioning plate and extend into the corresponding limiting grooves of the air inlet plates.

3. The housing of claim 1, wherein the air outlet structure comprises an air outlet plate module, the air outlet plate module is located at an air outlet side of the housing of the cylindrical fan, the air outlet plate module comprises at least one air outlet plate and at least one baffle plate, a plurality of air outlet holes are formed in the air outlet plate, the plurality of air outlet holes are communicated with the vortex space, and the baffle plate is arranged at the top end of the air outlet plate and can be fastened with the top plate.

4. The housing of claim 2, wherein the air outlet structure comprises an air outlet plate module, the air outlet plate module is located at an air outlet side of the housing of the cylindrical fan, the air outlet plate module comprises at least one air outlet plate and at least one baffle plate, a plurality of air outlet holes are formed in the air outlet plate, the plurality of air outlet holes are communicated with the vortex space, and the baffle plate is arranged at the top end of the air outlet plate and can be fastened with the top plate.

5. The housing of claim 4, wherein the housing of the columnar fan comprises a cover plate, the cover plate covers the top plate and is provided with at least one opening corresponding to a shaft hole of the top plate, a plurality of magnets are fixedly arranged at the bottom of the cover plate and are provided with a plurality of buckling pins and at least one combination pin, the magnets of the cover plate can be adsorbed on the top plate, the top plate is provided with a plurality of buckling holes and at least one combination hole, the upper positioning plate of the wind inlet plate module is provided with a plurality of matching holes, the matching holes of the upper positioning plate correspond to the buckling holes of the top plate, the plurality of buckling pins respectively penetrate through the plurality of matching holes and the buckling holes, the baffle plate of the wind outlet plate module is provided with at least one pair of positioning holes, the positioning holes of the baffle plate correspond to the combination holes of the top plate, and the combination pins penetrate through the combination holes of the top plate and the positioning holes of the baffle plate.

6. The housing of claim 2, 4 or 5, wherein the bottom plate is formed with a plurality of fastening holes, and the lower positioning plate of the air inlet plate module is formed with a plurality of fastening protrusions, and the fastening protrusions of the lower positioning plate can respectively extend into the fastening holes of the bottom plate.

7. The cylindrical fan housing according to any one of claims 3 to 5, wherein the bottom plate is formed with a plurality of fitting holes, and the air outlet plate bottom end is protruded to form a plurality of fitting protrusions which can be snapped into the plurality of fitting holes of the bottom plate.

8. The casing of any one of claims 1 to 5, wherein the casing module comprises a plurality of casing plates formed by extrusion molding of aluminum, and a plurality of positioning members respectively formed at both sides of each casing plate, the plurality of positioning members respectively passing through the top plate and the bottom plate and being locked in the positioning grooves of the corresponding casing plates.

9. The housing of claim 6, wherein the shell plate module comprises a plurality of shell plates formed by extrusion molding of aluminum, and a plurality of positioning members, wherein a positioning groove is respectively formed on two sides of each shell plate, and the plurality of positioning members respectively penetrate through the top plate and the bottom plate and are locked in the positioning grooves of the corresponding shell plates.

10. The housing of claim 7, wherein the shell plate module comprises a plurality of shell plates formed by extrusion molding of aluminum, and a plurality of positioning members, wherein a positioning groove is respectively formed on two sides of each shell plate, and the plurality of positioning members respectively penetrate through the top plate and the bottom plate and are locked in the positioning grooves of the corresponding shell plates.

11. The housing of claim 10, wherein the housing of the columnar fan comprises two air outlet structures, the two air outlet structures are arranged on the bottom plate in a mirror symmetry manner, the shell plate modules of the two air outlet structures are adjacently arranged, and the air inlet plate modules of the two air outlet structures are respectively positioned at two opposite sides of the two air outlet structures.

12. The enclosure of a cylindrical fan according to claim 10, wherein the enclosure of a cylindrical fan comprises four of the air out structures, two air deflectors, and two connector plates, wherein:

the four air-out structures can be respectively defined as two front air-out structures and two rear air-out structures, the two front air-out structures are arranged at intervals and are arranged at the position, adjacent to the air-out side, of the bottom plate in a mirror symmetry manner, the two rear air-out structures are adjacent to each other and are arranged at the other side, opposite to the air-out side, of the bottom plate in a mirror symmetry manner, and a flow space is formed between the air outlets of the two rear air-out structures and the two front air-out structures;

The two air deflectors are respectively arranged on the air guide columns of the two rear air outlet structures and extend towards the air outlet side; and

the two connecting plates are respectively arranged between the air guide posts of the two rear air outlet structures and the shell plate modules of the two front air outlet structures.

13. A cylindrical fan, the cylindrical fan comprising:

a base;

a control module arranged in the base;

a casing of a columnar fan as claimed in any one of claims 1 to 10, provided on the base; and

the fan module comprises a driving motor and a fan blade assembly, wherein the driving motor is arranged on a bottom plate of the shell of the columnar fan and is electrically connected with the control module, the fan blade assembly comprises a turbine fan blade connected with the driving motor, a shaft rod formed at the end part of the turbine fan blade and a shaft sleeve arranged at the top end of the shaft rod, the shaft rod stretches into a shaft hole corresponding to the top plate, the shaft sleeve is sleeved on the top end of the shaft rod and is arranged in the corresponding shaft hole, and the driving motor can drive the shaft rod to enable the turbine fan blade to rotate.

14. The columnar fan of claim 13 wherein the casing of the columnar fan includes two air-out structures and the columnar fan includes two fan modules, the two air-out structures are mirror-symmetrical to each other and are disposed on the base plate, the shell plate modules of the two air-out structures are disposed adjacently, the air-in plate modules of the two air-out structures are disposed on opposite sides of the two air-out structures, the driving motors and the blade assemblies of the two fan modules are disposed in the vortex spaces of the corresponding air-out structures, the blade assemblies of the two fan modules are mirror-symmetrical to each other, and the driving directions of the two driving motors are opposite.

15. The cylindrical fan of claim 13, wherein the housing of the cylindrical fan comprises four of the air outlet structures, two air deflectors, and two connector plates, and the cylindrical fan comprises four of the fan modules, wherein:

the four air-out structures can be respectively defined as two front air-out structures and two rear air-out structures, the two front air-out structures are arranged at intervals and are arranged at the position, adjacent to the air-out side, of the bottom plate in a mirror symmetry manner, the two rear air-out structures are adjacent to each other and are arranged at the other side, opposite to the air-out side, of the bottom plate in a mirror symmetry manner, and a flow space is formed between the air outlets of the two rear air-out structures and the two front air-out structures;

The two air deflectors are respectively arranged on the air guide columns of the two rear air outlet structures and extend towards the air outlet side;

the two connecting plates are respectively arranged between the air guide posts of the two rear air outlet structures and the shell plate modules of the two front air outlet structures; and

the four fan modules can be respectively defined as two front fan modules and two rear fan modules, the driving motors and the fan blade assemblies of the two front fan modules can be respectively arranged in the vortex spaces of the corresponding front air outlet structures, the fan blade assemblies of the two front fan modules are arranged in a mirror image mode, the driving directions of the driving motors of the two front fan modules are opposite, the driving motors and the fan blade assemblies of the two rear fan modules can be respectively arranged in the vortex spaces of the corresponding rear air outlet structures, the fan blade assemblies of the two rear fan modules are arranged in a mirror image mode, and the driving directions of the driving motors of the two rear fan modules are opposite.