CN107829982B - Shell net body assembly and tower fan - Google Patents
Shell net body assembly and tower fan Download PDFInfo
- Publication number
- CN107829982B CN107829982B CN201711276291.7A CN201711276291A CN107829982B CN 107829982 B CN107829982 B CN 107829982B CN 201711276291 A CN201711276291 A CN 201711276291A CN 107829982 B CN107829982 B CN 107829982B
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- volute
- net
- shell
- spiral case
- tower fan
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 14
- 238000000429 assembly Methods 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000004308 accommodation Effects 0.000 description 4
- 241000886569 Cyprogenia stegaria Species 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4233—Fan casings with volutes extending mainly in axial or radially inward direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a shell net assembly and a tower fan. The shell body is provided with a first opening; the net body is suitable for being detachably mounted on the first opening; the spiral case components of a whole that can function independently sets up in the casing body, and part spiral case is installed on the internal wall surface of net body to make part spiral case follow net body and take out or put into from the installation cavity of casing body through first opening. The tower fan is provided with the shell net assembly. When the shell net component with the structure needs to take out the wind wheel from the shell body, only the net body needs to be detached from the first opening, and part of the volute fixed on the net body can be detached at the same time, so that the operation gap between the wind wheel and the inner wall surface of the shell body is increased, the wind wheel blade can be conveniently grasped in the operation gap by stretching a human hand into the operation gap through the first opening, meanwhile, the human hand has large movable space and is not easy to hurt the hand in the process of grasping the wind wheel, and the use experience of a user is improved.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a shell net assembly and a tower fan.
Background
The tower fan is more and more popular with consumers due to the advantages of uniform air outlet speed, mildness, large air sweeping area and the like. The tower fans in the market at present mainly have two types, the first is that the wind wheel of the tower fan is not detachable, and dust can be gradually accumulated on the wind wheel along with the extension of the service time, so that the wind blown out by the tower fan has dust, and the health of a user is affected; the second is that the wind wheel of the tower fan can be disassembled, after the tower fan is used for a period of time, a user can disassemble the wind wheel to clean the wind wheel at regular intervals, so that the wind wheel is kept in a clean state, the air blown out by the tower fan is clean, and the health of the user is not influenced.
In the existing tower fan, a wind wheel is generally arranged in an integrally formed inner cavity of a volute, the volute is integrally fixed on a tower fan shell, an air inlet is formed in one side of the volute corresponding to an opening of a rear shell of the tower fan, an air channel is formed between the wind wheel and the volute, when the wind wheel needs to be taken out from the tower fan, a rear net of the tower fan is firstly detached from the opening of the rear shell, a human hand grabs blades of the wind wheel through the opening of the rear shell and the air inlet of the volute, and the wind wheel is taken out through the opening of the rear shell; instead, the rotor is placed in the tower fan housing.
However, due to the fact that the volute is arranged in the tower fan shell, a gap between the wind wheel and the tower fan shell is small, hands cannot conveniently extend into the gap to grasp blades of the wind wheel, and in the process of grasping the wind wheel, the blades on the wind wheel can easily scratch hands, so that the use experience of a user is affected.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is that the wind wheel of the existing tower fan is inconvenient to take and put, and the use experience of users is affected.
To this end, the invention provides a shell-and-mesh assembly comprising
The shell body is provided with a first opening;
A mesh body adapted to be removably mounted over the first opening;
The volute is arranged in the shell body in a split mode, wherein part of the volute is installed on the inner wall surface of the net body, so that the part of the volute can be taken out of or put into the installation cavity of the shell body along with the net body through the first opening.
Preferably, in the above-mentioned housing net body assembly, the partial volute is mounted on an inner wall surface of the net body by a mounting structure, the mounting structure has a receiving space, and the partial volute is inserted in the receiving space.
Still preferably, the above-mentioned shell net body assembly, the mounting structure includes at least two sets of spacing components that set up respectively in the internal face both sides of net body, two sets of enclose between the spacing component accommodation space, two sets of spacing components are used for respectively will be in accommodation space the both sides limit of part spiral case, still include with part spiral case is fixed the fixed subassembly in the accommodation space.
Still further preferably, in the above-mentioned shell-and-net assembly, any one of the limiting assemblies is a first rib disposed opposite to the first rib, and an edge of the partial volute is clamped between two ribs disposed opposite to the first rib.
Preferably, the casing net assembly comprises a first connecting hole formed in the part of the volute casing; a second connection hole provided on the net body; and a fastener passing through the first and second connection holes to fasten the mesh body and the partial volute together.
Preferably, the fixing assembly comprises a buckle arranged on the inner wall surface of the net body and protruding outwards and inwards, and the buckle is used for clamping the part of the volute on the net body.
The invention provides a tower fan, which is provided with the shell net body assembly, wherein the shell body in the shell net body assembly comprises
The rear shell and install the preceding shell on the rear shell, the rear shell with preceding shell encloses into the installation cavity, first opening is seted up on the preceding shell and/or set up on the rear shell, the wind wheel of tower fan is installed in the spiral case.
Preferably, the first opening is formed on the rear housing, the net body mounted on the rear housing is a rear net, the volute has a split front volute and a rear volute, and the rear volute forms the partial volute and is mounted on the rear net.
Further preferably, the front volute is mounted on the front shell, and after the volute is mounted in place, an end face of the rear volute, which is far away from the rear net, is tightly pressed against an end face of the front volute, so that a required smooth air duct is formed.
Preferably, the tower fan has a bent hook portion at one end of the rear scroll connected to the rear net, and the rear scroll is mounted on the rear net through the hook portion.
Further preferably, in the tower fan, a connecting portion extending outward in a radial direction of the wind wheel is provided on an outer wall surface of one end of the front volute, which is pressed against the rear volute, and the connecting portion is detachably connected with the front housing.
Further preferably, in the tower fan, an end of the front volute away from the rear volute is limited by a limiting member at a position of the front housing close to an air outlet of the front housing.
Preferably, the tower fan further comprises a volute tongue mounted on the inner wall surface of the front shell, and the volute tongue and the volute are distributed on two sides of the wind wheel.
The technical scheme of the invention has the following advantages:
1. The invention provides a shell net assembly, which comprises a shell body, a net body and a volute. The shell body is provided with a first opening; the net body is suitable for being detachably mounted on the first opening; the volute is arranged in the shell body in a split mode, wherein a part of the volute is installed on the inner wall surface of the net body, so that the part of the volute can be taken out of or put into the installation cavity of the shell body along with the net body through the first opening.
The shell net subassembly of this structure, the spiral case is the components of a whole that can function independently setting, install partial spiral case on the net body, net body detachably installs on the first opening of shell body, when this internal wind wheel of taking out of shell is needed, only need dismantle the net body from first opening, just can dismantle the partial spiral case of fixing on the net body simultaneously, increase the operation clearance between wind wheel and the shell body internal face, the blade of wind wheel is grabbed in this operation clearance is stretched into through first opening to the people's hand of being convenient for, simultaneously at the in-process of grabbing the wind wheel, because the operation clearance is big, make the staff active space big, be difficult for damaging the hand, thereby improve user's use experience.
2. According to the shell net assembly provided by the invention, the part of the volute is arranged on the inner wall surface of the net body through the mounting structure, the mounting structure is provided with the accommodating space, and the part of the volute is inserted in the accommodating space. The part of the spiral case is inserted into the accommodating space of the mounting structure so as to realize the mounting of the part of the spiral case on the inner wall surface of the net body.
3. The shell net assembly provided by the invention comprises at least two sets of limiting assemblies respectively arranged on two sides of the inner wall surface of the net body, an accommodating space is defined between the two sets of limiting assemblies, the two sets of limiting assemblies are used for limiting two edges of a part of volute in the accommodating space respectively, and the shell net assembly further comprises a fixing assembly for fixing the part of volute in the accommodating space.
The shell net component of the structure forms an accommodating space between at least two sets of limiting components, two edges of a part of the volute are limited in the accommodating space, and the part of the volute is fixed with the accommodating space through the fixing component, so that the part of the volute is firmly connected with the net body.
4. According to the shell net assembly provided by the invention, any set of limiting assembly is the first blocking ribs which are oppositely arranged, the edges of the part of spiral case are clamped between the two first blocking ribs which are oppositely arranged, and the edges of the part of spiral case are limited on the accommodating space through the two first blocking ribs which are oppositely arranged.
5. The shell net assembly provided by the invention comprises a first connecting hole formed in the part of the volute; a second connection hole provided on the net body; and a fastener passing through the first and second connection holes to fasten the mesh body and the partial volute together. The shell net component with the structure realizes the fixed connection of part of the spiral case and the net body through the cooperation of the fastener with the first connecting hole and the second connecting hole.
6. The shell net assembly provided by the invention comprises a buckle which is arranged on the inner wall surface of the net body and protrudes outwards and inwards, and the buckle is used for clamping the part of the volute on the net body. The fixing assembly is set to be a buckle, and the part of the volute is clamped on the net body through the buckle, so that the part of the volute is fixedly connected with the net body.
7. The tower fan provided by the invention is provided with the shell net body assembly, wherein the shell body in the shell net body assembly comprises a rear shell and a front shell arranged on the rear shell, the rear shell and the front shell enclose an installation cavity, the first opening is formed in the front shell and/or the rear shell, and the wind wheel of the tower fan is arranged in the volute.
Because the tower fan with the structure adopts the shell and net assembly of any one of the above, when the wind wheel is required to be taken out from the volute, the net body and part of the volute are only required to be integrally detached from the first opening, the operation gap between the wind wheel and the inner wall surface of the shell body is increased, the wind wheel is convenient to take out, the hands of a user are not easy to hurt, and the user experience is improved; after the wind wheel is cleaned, the wind wheel is installed in the volute through the first opening, and finally the net body and part of the volute are integrally installed on the shell body through the first opening, so that the wind wheel can be conveniently taken out and put in.
8. The first opening is formed in the rear shell, the net body mounted on the rear shell is a rear net, the volute is provided with a split front volute and a split rear volute, and the rear volute forms the part of the volute and is mounted on the rear net. When the wind wheel is required to be taken out, the rear net and the rear volute are only required to be detached integrally from the first opening of the rear shell, so that the wind wheel is convenient to take out through the first opening of the rear shell; after the wind wheel is cleaned, the wind wheel is installed in the volute, and finally the rear net and the rear volute are integrally installed in place.
9. According to the tower fan provided by the invention, the front volute is arranged on the front shell, and after the volute is arranged in place, the end face of the rear volute, which is far away from the rear net, is tightly pressed against the end face of the front volute, so that a required smooth air duct is formed. The end surfaces of the front volute and the rear volute are tightly pressed to form a smooth air duct, so that noise is reduced when the wind wheel works.
10. According to the tower fan provided by the invention, one end of the rear volute connected to the rear net is provided with the bent hook-shaped part, and the rear volute is arranged on the rear net through the hook-shaped part. The design of the hook-shaped part is convenient for fixing the rear volute on the rear net.
11. According to the tower fan provided by the invention, the outer wall surface of one end of the front volute, which is propped against the rear volute, is provided with the connecting part which extends outwards along the radial direction of the wind wheel, and the connecting part is detachably connected with the front shell, so that the fixed position of the front volute and the front shell can not influence the formation of a required smooth air duct after the front volute and the rear volute are propped against each other.
12. According to the tower fan provided by the invention, one end of the front volute, which is far away from the rear volute, is limited at the position of the front housing, which is close to the air outlet of the front housing, by the limiting piece, so that the connection firmness of the front volute on the front housing is ensured; meanwhile, the front volute extends to the air outlet, so that the air in the volute is ensured to be discharged through the air outlet in time.
13. The tower fan provided by the invention further comprises a volute tongue arranged on the inner wall surface of the front shell, wherein the volute tongue and the volute are distributed on two sides of the wind wheel. The tower fan with the structure is characterized in that the volute tongue and the volute are arranged in a split mode, so that the processing and the manufacturing of the volute tongue and the volute are facilitated; on the other hand, when being convenient for installing the tower fan, the volute tongue and the volute casing are respectively installed on the shell body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a rear net of a tower fan provided in embodiment 2 of the present invention;
fig. 2 is a schematic structural diagram of the tower fan provided in embodiment 2 after the rear net and the rear volute are installed;
FIG. 3 is a schematic view of the rear screen and rear volute of FIG. 2 after assembly and rotation through a desired angle;
FIG. 4 is a schematic front view of the rear screen of FIG. 2 assembled with a rear volute;
FIG. 5 is a schematic cross-sectional view of a tower fan provided in example 2 of the present invention;
FIG. 6 is an exploded view of the tower fan of FIG. 5 with the wind rotor removed;
FIG. 7 is a schematic view of the scroll of the tower fan of FIG. 5;
Fig. 8 is a schematic view of the front casing and the front volute of the tower fan provided in embodiment 2 of the present invention after assembly;
FIG. 9 is a schematic view of the front housing of FIG. 8 after assembly with the front volute and rotated by a desired angle;
Reference numerals illustrate:
11-a back net; 121-a first rib; 122-a second connection hole; 123-snap;
21-a front shell; 211-second ribs; 212-third rib; 22-rear shell; 221-a first opening;
31-a front volute; 311-connecting part; 3111-third connecting aperture; 32-a rear volute; 321-hook-shaped portion; 322-first connection holes;
4-volute tongue;
5-wind wheel;
6-grating;
7-avoiding space;
8-accommodation space.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
The embodiment provides a shell net assembly, which comprises a shell body, a net body and a volute. Wherein, the shell body is provided with a first opening 221, and the net body is suitable for being detachably arranged on the first opening 221; the volute casing is separately arranged in the casing body, wherein a part of the volute casing is installed on the inner wall surface of the net body, so that the part of the volute casing is taken out of or put in the installation cavity of the casing body along with the net body through the first opening 221.
Specifically, part of the spiral case is installed on the inner wall surface of the net body through a mounting structure, the mounting structure is provided with an accommodating space, and part of the spiral case is inserted in the accommodating space. As shown in fig. 1, the installation structure comprises a plurality of limiting assemblies and fixing assemblies, wherein the limiting assemblies are respectively arranged on two sides of the inner wall surface of the net body, an accommodating space 8 is formed between the limiting assemblies positioned on two sides of the inner wall surface of the net body, and the limiting assemblies positioned on two sides of the inner wall surface of the net body are used for limiting two edges of the part of the volute in the accommodating space respectively. The fixing assembly is used for fixing the part of the volute in the accommodating space. Under the cooperation of the limiting assemblies and the fixing assemblies, the part of the spiral case is stably installed on the net body.
For example, as shown in fig. 1, 2 and 3, any set of limiting assembly is two first blocking ribs 121 which are oppositely arranged, a clamping space is formed between the two first blocking ribs 121, and the edge of a part of volute is clamped in the clamping space. Through many sets of spacing subassemblies, realize spacing in accommodation space 8 firmly with the both edges of partial spiral case.
For the structure of the fixing assembly, for example, as shown in fig. 1, 3 and 4, the fixing assembly includes a first connection hole 322 opened on a part of the volute; a second connection hole 122 provided on the net body; and fasteners passing through the first and second connection holes 322 and 122 to fasten the mesh body and a portion of the volute casing together. The fastener is preferably a screw or a screw; the firm connection of the part of the volute and the net body is realized through the fastening action of the screw or the screw. As another example, as shown in fig. 3 and fig. 4, the fixing component may also be a buckle 123 disposed on an inner wall surface of the net body and protruding from outside to inside, where the buckle 123 clamps an edge of a part of the volute on the net body; or a clamping groove is formed in the net body, and the buckle 123 is inserted into the clamping groove to fix part of the volute on the net body.
The two structural forms of the fixing assembly can be simultaneously set, for example, the connection mode of the fastener is set in the middle of the part of the volute, and the connection mode of the buckle 123 is set on the edge of the side wall of the part of the volute, and the edge needs to avoid the position of the edge of the part of the volute clamped by the first blocking rib 121. Or a first connecting hole 322 is arranged on the end part of the partial volute, and the end part of the partial volute is fixed on the net body through a fastener; the draw-in groove is offered at the middle part of part spiral case, and buckle 123 sets up on the net body internal wall, fixes the middle part of part spiral case on the net body through the buckle connected mode.
For the detachable connection mode of the first opening 221 of the net body and the shell body, preferably, a limiting protrusion is arranged on the side wall of the net body, a limiting groove corresponding to the limiting protrusion one to one is arranged at the first opening 221 of the shell body, the limiting protrusion is inserted into the limiting groove, and the detachable connection of the net body and the shell body is realized.
In the case net assembly in this embodiment, first, the spiral case is set to be in a split structure, and then, a part of spiral case is installed on the inner wall surface of the net body, when the part of spiral case is installed on the inner wall surface of the net body, the two side edges of the part of spiral case are respectively inserted into the clamping spaces formed by the two first blocking ribs 121 which are oppositely arranged, so that the part of spiral case can be limited in the accommodating space 8; then, part of the volute is fixedly arranged on the net body by adopting a connecting mode of a fastener and a buckle 123; when the wind wheel 5 in the volute needs to be taken out, under the action of external force, the limiting protrusion on the net body is firstly pulled out of the limiting groove, so that the net body is detached from the shell body; because the part of the volute is fixed on the net body, the part of the volute is pulled out of the installation cavity of the shell body along with the net body through the first opening 221, so that the integral disassembly of the net body and the part of the volute is realized, the operation gap between the wind wheel 5 and the shell body is increased, when a human hand stretches into the operation gap through the first opening 221, the movable space of the human hand in the operation gap is large, the human hand can conveniently grasp the blades of the wind wheel 5, and the wind wheel 5 is taken out of the shell body through the first opening 221; after the wind wheel 5 is cleaned, the wind wheel 5 is installed in the volute of the shell body through the first opening 221, the limiting protrusion of the net body is inserted in the limiting groove, and meanwhile, part of the volute is installed in the installation cavity of the shell body through the first opening 221, so that the wind wheel 5 is conveniently taken out or put into operation, hands are not easily injured, and the use experience of a user is further improved.
As a first alternative embodiment of example 1, the fixing assembly is simply a fastener connection, or a snap connection, or may be replaced by other fixing structures. For example, the fixing component is a spot welding fixing mode.
As a second alternative embodiment of embodiment 1, the limiting assembly may have other structures, and only two side edges of the partial volute need to be limited in the installation space. For example, the limiting component is a strip-shaped chute arranged on two sides of the inner wall surface of the net body, two end parts of the strip-shaped chute are closed ends, and when a part of volute is installed on the net body, only two side edges of the part of volute are respectively inserted into one strip-shaped chute, so that the limiting function can be realized.
As a third alternative embodiment of embodiment 1, the mounting structure may be other structures besides the above-mentioned limiting component and fixing component, and only the mounting structure needs to have a receiving space, so that a part of the volute is inserted into the receiving space. For example, the mounting structure is a groove formed on the inner wall surface of the net body, and a fixing piece arranged on the edge of the groove, wherein a containing space is formed between the fixing piece and the groove, and the fixing piece is connected with the edge of a part of the volute.
As a further modification, the installation structure may not be provided, but the partial scroll may be directly fixed to the inner wall surface of the mesh body, for example, by spot welding, fastening by a fastener, fastening by a snap-fit, or the like, and the partial scroll may be fixed to the mesh body by a fixing method.
Example 2
The present embodiment provides a tower fan, as shown in fig. 5 and 6, including a shell net assembly provided in embodiment 1, wherein a shell body in the shell net assembly includes a rear shell 22 and a front shell 21 mounted on the rear shell 22, the rear shell 22 and the front shell 21 enclose a mounting cavity, a first opening 221 is opened on the rear shell 22, and a wind wheel 5 of the tower fan is mounted in a volute; the net body mounted on the rear housing 22 is the rear net 11, and the scroll has a split front scroll 31 and rear scroll 32. The rear volute 32 forms part of the volute in embodiment 1 and is mounted on the rear net 11, the front volute 31 is mounted on the front housing 21, and after the volute is mounted in place, an end face of the rear volute 32 far away from the rear net 11 is tightly pressed against an end face of the front volute 31 to form a required smooth air duct, and the smooth air duct can reduce noise generated when the wind wheel 5 moves.
The tower fan with the structure adopts the shell and net assembly in the embodiment 1, so that when the wind wheel 5 in the tower fan needs to be taken out, the rear volute 32 is detached along with the rear net 11 only by detaching the rear net 11 from the rear shell 22, the operation gap between the wind wheel 5 and the rear volute is increased, and the wind wheel 5 is conveniently taken out or put in.
As for the fixing manner of the rear volute 32 and the rear net 11, an example will now be described of the mounting structure on the net body provided in embodiment 1. Specifically, as shown in fig. 7, the two sides of the rear volute 32 connected to one end of the rear net 11 are respectively provided with a bent hook portion 321, when the rear volute 32 is mounted on the rear net 11, the hook portions 321 on the two sides of the rear net 11 are respectively inserted into the clamping spaces between the two first ribs 121 which are oppositely arranged on the two sides of the inner wall surface of the rear net 11, so that the rear volute 32 is limited in the accommodating space 8, and one end of the rear volute 32 is conveniently inserted into the clamping spaces due to the design of the hook portions 321. At the same time, the rear volute 32 is fixed to the rear net 11 using a fixing assembly.
For example, as shown in fig. 4, a first connection hole 322 is formed in the middle and the edge of the rear volute 32, as shown in fig. 1, a second connection hole 122 corresponding to the first connection hole 322 is formed in the rear net 11, and a screw passes through the first connection hole 322 and the second connection hole 122 to fix the rear volute 32 on the rear net 11; meanwhile, a buckle 123 is arranged on the inner wall surface of the rear net 11, and the buckle 123 clamps the side wall edge of the rear volute 32 on the rear net 11 so as to firmly mount the rear volute 32 on the rear net 11, so that when the rear net 11 is dismounted, the rear net 11 and the rear volute 32 synchronously move, and synchronous dismounting and mounting of the rear net 11 and the rear volute 32 are realized.
As shown in fig. 7 and 8, the outer wall surface of the end of the front scroll 31 that abuts against the rear scroll 32 has a connecting portion 311 that extends outward in the radial direction of the wind wheel 5, and the connecting portion 311 is detachably connected to the front housing 21. For example, the connecting portion 311 is an outer edge, a third connecting hole 3111 is formed on the outer edge, corresponding to the connecting hole formed on the front housing 21, and a fastener passes through the two connecting holes to fixedly connect the connecting portion 311 with the front housing 21, so as to fix one end of the front volute 31 on the front housing 21; meanwhile, the connecting part is arranged, so that the fixed positions of the front volute and the front shell cannot influence the pressing of the front volute and the rear volute to form a required smooth air duct.
As shown in fig. 8, the other end of the front scroll 31 is restricted by a stopper at a position of the front case 21 near the air outlet of the front case 21, achieving a firm connection between the front scroll 31 and the front case 21. For example, the stopper is a plurality of second ribs 211 formed on the inner wall surface of the front case 21, a board insertion space is formed between the plurality of second ribs 211 and the inner wall surface of the front case 21, and the other end of the front scroll 31 is inserted into the board insertion space and is restricted in the board insertion space by the plurality of second ribs 211. For example, the second rib 211 is configured as a flange.
As shown in fig. 8, a first step is formed between one end of the front volute 31, which is pressed against the rear volute 32, and the connecting portion 311, as shown in fig. 7, after the front volute 31 and the rear volute 32 are installed in place, an avoidance space 7 with an outward opening is enclosed between the hook portion 321 on the outer side of the rear volute 32 and the connecting portion 311, and the outer wall surface of the volute between the hook portion 321 and the connecting portion 311, the avoidance space 7 is suitable for being embedded into the rear casing 22, and the connecting portion 311 is located between the rear casing 22 and the front casing 21, so that the space occupied by the whole tower fan with compact structure is small. In addition, the front case 21 and the rear case 22 are detachably connected, for example, by a snap-fit connection.
As shown in fig. 5, the tower fan further comprises a volute tongue 4 mounted on the inner wall surface of the front shell 21, wherein the volute tongue 4 and the volute are distributed on two sides of the wind wheel 5, and the volute tongue 4 and the volute are arranged in a split manner, so that the processing and manufacturing of the volute tongue 4 and the volute are facilitated; at the same time, the volute tongue 4 and the volute casing are convenient to be independently assembled on the casing body. Preferably, the volute tongue 4 is in a hollow structure, one end of the volute tongue is fixed on the inner wall surface of the front shell 21, and the other end of the volute tongue is fixed on the position of the air outlet of the front shell 21, so that air discharged to the air outlet can be discharged through the air outlet in time. In addition, a plurality of grilles 6 are disposed at the air outlet of the front case 21, an air outlet channel is formed between two adjacent grilles 6, and the grilles 6 located near two sides of the air outlet are clamped on the front case 21 through third ribs 212 disposed on the inner wall surface of the front case 21. For example, as shown in fig. 7, an avoidance gap is formed on the edge of the front volute 31, a third rib 212 is provided on the front casing 21 at the avoidance gap, and the edge of the grille 6 on the side close to the front volute 31 is restricted on the front casing 21 by the third rib 212.
The inner wall surfaces of the rear volute 32 and the front volute 31 are arc-shaped surfaces, so that the air duct is a smooth transition air duct after the rear volute 32 and the front volute 31 are installed in place.
As a first alternative embodiment of example 2, the volute tongue 4 may also be integrally formed with the front volute casing 31, with the volute tongue 4 and the front volute casing 31 being integrally mounted on the front housing 21.
As a second alternative embodiment of embodiment 2, the stopper may be replaced with a stopper pin provided on the inner wall surface of the front case 21, by which one end of the front volute 31 near the air outlet is restricted to the front case 21. Or the limiting member may be replaced by other blocking members, and only one end of the front volute 31 near the air outlet needs to be limited on the front casing 21. As a further modification, the stopper may not be provided, and the front volute 31 may be connected to the front housing 21 only by the connection portion 311 thereon.
As a modification of the fixing manner between the connection portion 311 of the front scroll 31 and the front case 21, other fixing manners, such as a snap connection, may be used in addition to the fastening member. As a further modification, the front scroll 31 may be directly attached to the front housing 21 without providing the connection portion 311.
As a third alternative embodiment of example 2, in the fixing manner of the rear volute casing 32 and the rear net 11, the first connecting hole 322 may be formed in the hook portion 321, and the hook portion 321 may be inserted into the clamping space between the two opposite first ribs 121, and the hook portion 321 may be directly fixed to the rear net 11 by using a fastener. Or other fastening means, the hook 321 is fastened to the back net 11 or to the first rib 121. As a further modified embodiment, the hook portion 321 is not required to be provided on the rear volute 32, and only the two side edges of the rear volute 32 connected to one end of the rear net 11 need to be respectively inserted into the clamping space between the two first ribs 121 that are oppositely provided.
As an alternative to the above embodiments, the shell net assembly in the tower fan may also employ the shell net assembly provided in the other alternative embodiment of example 1.
Example 3
This embodiment provides a tower fan, which differs from the tower fan provided in embodiment 2 only in that: the first opening 221 is formed on the front shell 21, the net body mounted on the front shell 21 is a front net, the front volute 31 forms part of the volute in the embodiment 1 and is mounted on the front net, in this embodiment, the first opening 221 is used as an air outlet, when the front net is detached from the first opening 221, the front volute 31 is taken out of the shell body, the operation gap between the wind wheel 5 and the front shell 21 is increased, when the wind wheel 5 needs to be taken out, the hand of a user stretches into the operation gap between the front shell 21 and the wind wheel 5 through the first opening 221, so that the wind wheel 5 can be taken out or put in from the first opening 221 of the front shell 21, the wind wheel 5 is convenient to take out or put in, and the experience of the user is improved.
As an alternative embodiment of example 2 and example 3, the front case 21 and the rear case 22 are respectively provided with a first opening 221, the first opening 221 on the rear case 22 is generally used as an air inlet, and the first opening 221 on the front case 21 is generally used as an air outlet. The net body mounted on the rear case 22 is the rear net 11, the net body mounted on the front case 21 is the front net, the rear volute 32 and the front volute 31 form part of the volutes in embodiment 1, respectively, the front volute 31 is mounted on the front net, and the rear volute 32 is mounted on the rear net 11. When the wind wheel 5 needs to be taken out of the volute, a user can only detach the front net and detach the front volute 31 at the same time, so that the operation gap between the wind wheel 5 and the inner wall surface of the front shell 21 is increased; or the user only dismounts the rear net 11 and dismounts the rear volute 32 at the same time, so as to increase the operation gap between the wind wheel 5 and the inner wall surface of the rear shell 22; the user can also dismantle back net 11 and preceding net simultaneously for back spiral case 32 is dismantled along with back net 11 together, and preceding spiral case 31 is dismantled along with preceding net together, realizes dismantling whole spiral case from the shell body in, increases the operation clearance between wind wheel 5 peripheral surface and preceding shell 21, the inner wall surface of backshell 22, and the user can take out wind wheel 5 from the first opening 221 on preceding shell 21 or the backshell 22, and the further take out and put into of wind wheel 5 of being convenient for.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (7)
1. A tower fan comprising a housing web assembly, the housing web assembly comprising:
the shell comprises a shell body, wherein a first opening (221) is formed in the shell body, the shell body comprises a rear shell (22) and a front shell (21) arranged on the rear shell (22), the rear shell (22) and the front shell (21) enclose a mounting cavity, and the first opening (221) is formed in the rear shell (22);
a mesh body adapted to be detachably mounted on the first opening (221), the mesh body being a rear mesh (11);
the spiral case is arranged in the case body in a split mode, wherein a part of spiral case is arranged on the inner wall surface of the net body, so that the part of spiral case can be taken out of or put into the installation cavity of the case body along with the net body through the first opening (221), the spiral case is provided with a split front spiral case (31) and a rear spiral case (32), the rear spiral case (32) is formed into the part of spiral case and is arranged on the rear net (11), the front spiral case (31) is arranged on the front case (21), and after the spiral case is arranged in place, the end surface, far away from the rear net (11), of the rear spiral case (32) is tightly pressed against the end surface of the front spiral case (31) to form a required smooth air channel, and a wind wheel (5) of the tower fan is arranged in the spiral case;
The part of the volute is arranged on the inner wall surface of the net body through a mounting structure, the mounting structure is provided with an accommodating space (8), and the part of the volute is inserted into the accommodating space (8);
The installation structure comprises two sets of limiting assemblies which are respectively arranged on two sides of the inner wall surface of the net body, an accommodating space (8) is defined between the two sets of limiting assemblies, the two sets of limiting assemblies are used for limiting two edges of the part of volute in the accommodating space (8) respectively, and the installation structure further comprises a fixing assembly for fixing the part of volute in the accommodating space (8);
Any one set of limiting assembly is a first blocking rib (121) which is oppositely arranged, and the edge of the part of volute is clamped between the two blocking ribs which are oppositely arranged.
2. The tower fan according to claim 1, wherein the stationary assembly comprises a first connection hole (322) provided in the partial volute; a second attachment aperture (122) disposed on the web body; and a fastener passing through the first and second connection holes (322, 122) to fasten the mesh body and the partial volute together.
3. The tower fan according to claim 1, wherein the fixing assembly comprises a snap (123) provided on an inner wall surface of the net body protruding from outside to inside for snapping the partial scroll casing onto the net body.
4. A tower fan according to any of the claims 1-3, characterised in that the rear volute (32) has a bent hook (321) at one end connected to the rear net (11), the rear volute (32) being mounted on the rear net (11) by means of the hook (321).
5. A tower fan according to claim 4, wherein the front volute (31) has a connecting portion (311) extending radially outwardly of the wind wheel (5) on an outer wall surface of one end of the rear volute (32), and the connecting portion (311) is detachably connected to the front housing (21).
6. The tower fan according to claim 5, characterized in that an end of the front volute (31) remote from the rear volute (32) is limited by a limiter at a position of the front casing (21) close to an air outlet of the front casing (21).
7. A tower fan according to any of claims 1-3, further comprising a volute tongue (4) mounted on the inner wall surface of the front casing (21), said volute tongue (4) and said volute being distributed on both sides of the wind wheel (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711276291.7A CN107829982B (en) | 2017-12-06 | 2017-12-06 | Shell net body assembly and tower fan |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711276291.7A CN107829982B (en) | 2017-12-06 | 2017-12-06 | Shell net body assembly and tower fan |
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| CN107829982A CN107829982A (en) | 2018-03-23 |
| CN107829982B true CN107829982B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711276291.7A Active CN107829982B (en) | 2017-12-06 | 2017-12-06 | Shell net body assembly and tower fan |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524636B (en) * | 2017-08-22 | 2020-09-01 | 珠海格力电器股份有限公司 | Wind-guiding structure and fan |
| CN108980082A (en) * | 2018-07-27 | 2018-12-11 | 珠海格力电器股份有限公司 | Gas processing device |
| CN109162946A (en) * | 2018-10-25 | 2019-01-08 | 珠海格力电器股份有限公司 | The control method of tower fan air channel swing component, tower fan and tower fan |
| CN111794987A (en) * | 2020-07-10 | 2020-10-20 | 珠海格力电器股份有限公司 | Household appliance and shell assembly thereof |
| TWI827102B (en) * | 2022-06-21 | 2023-12-21 | 林竹鑫 | Column fan and its casing |
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| CN207777272U (en) * | 2017-12-06 | 2018-08-28 | 珠海格力电器股份有限公司 | A kind of shell dictyosome component and tower fan |
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| US10584707B2 (en) * | 2015-07-27 | 2020-03-10 | Ip Power Holdings Limited | Vertical tower fan and method for quickly assembling and disassembling the same |
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| CN2667217Y (en) * | 2003-11-08 | 2004-12-29 | 黄永添 | Building fan with lamp ornament |
| CN201190702Y (en) * | 2008-04-28 | 2009-02-04 | 艾美特电器（深圳）有限公司 | Tower fan |
| CN206222479U (en) * | 2016-09-30 | 2017-06-06 | 美的集团武汉制冷设备有限公司 | Upright type wall-hung indoor apparatus of air conditioner and air-conditioner |
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| CN107829982A (en) | 2018-03-23 |
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