CN205503565U - Fan blade screen panel and fan - Google Patents
Fan blade screen panel and fan Download PDFInfo
- Publication number
- CN205503565U CN205503565U CN201620325362.2U CN201620325362U CN205503565U CN 205503565 U CN205503565 U CN 205503565U CN 201620325362 U CN201620325362 U CN 201620325362U CN 205503565 U CN205503565 U CN 205503565U
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- China
- Prior art keywords
- mesh enclosure
- fan blade
- front mesh
- screen panel
- breach
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Abstract
The utility model discloses a fan blade screen panel and fan, fan blade screen panel include preceding screen panel and back screen panel (3), and the outer peripheral edges of preceding screen panel are formed with a plurality of positioning channel section that follow the circumference interval and set up, and inner tube wall (31) of the front end of back screen panel are equipped with along a plurality of positioning card block (32) of circumference interval arrangement, and preceding screen panel imbeds and installs between the position rotatoryly along fastening direction of rotation (w) in embedding installation position and fastening from the front end of back screen panel, in embedding installation position, stretch into a plurality of positioning channel section a plurality of positioning card block one -to -ones, in fastening installation position, positioning card block supports the lateral wall that leans on in positioning channel section in order restraining further rotation, the fastener that the accessible runs through first connecting hole (131) and second connecting hole (33) between screen panel and the back screen panel before and fastens to be installed. The utility model discloses an equipment of fan blade screen panel is convenient, and simple process and reliability are high, and each commonality of constituteing the part is high, can imitate production by batch gauge height.
Description
Technical field
This utility model belongs to white domestic appliances field, in particular it relates to a kind of fan and guard thereof.
Background technology
In existing most fan, around its fan blade, it is designed with the fan blade guard of safety protection function,
Fan blade guard is generally divided into front mesh enclosure and rear net cover, the fixed form of the two generally by individually net hoop or
Person's mounting ring is fixed.Patent documentation CN 2262622 Y such as discloses a kind of blade screen of electric fan
Fixture.As it is shown in figure 1, this fixture is made up of retainer ring 1 ' and a pair lining 2 ', 5 ', retainer ring
There is one groove inner side, and two connects end and is respectively arranged with a pilot hole, by lining 2 ', 5 ' and screw 3 '
It is connected with nut 4 '.During assembling, forward and backward guard is stuck in twice groove.
But use above-mentioned this assembling structure, after needing when mounted first to be fixed by forward and backward guard, then
Use specific purpose tool screwing bolts, or utilize the mode of common plastics snap close to fasten, not only install not
Just, and it is easily broken off in transportation, damages.
Utility model content
For above-mentioned deficiency of the prior art or defect, this utility model provide a kind of fan blade guard and
Having the fan of this fan blade guard, this fan blade guard is easy for installation, and the simple and reliable property of technique is high, can be big
Width improves production efficiency.
For achieving the above object, this utility model provides a kind of fan blade guard, including the front mesh enclosure of plate-like
It has been respectively formed on scattered wind with the rear net cover of cylinder shape, the card of described front mesh enclosure and the barrel of described rear net cover
Mesh, the outer peripheral edge of described front mesh enclosure is formed with multiple locating grooves of circumferentially spaced setting, described after
The inner tube wall of the front end of guard is provided with multiple positioning wedged blocks of circumferentially spaced layout, and described front mesh enclosure
Being provided with the first connecting hole, the barrel of described rear net cover is provided with the second connecting hole；
Wherein, described front mesh enclosure embeds from the front end of described rear net cover in this rear net cover and can embed peace
Rotate along fastening direction of rotation between dress position and fastening installation position；In described embedding installation position, multiple described
Positioning wedged block stretches in multiple described locating groove correspondingly, in described fastening installation position, described fixed
Position fixture block is resisted against the sidewall of described locating groove to suppress described front mesh enclosure along described fastening direction of rotation
Further rotate, and described first connecting hole aligns with the second connecting hole, described front mesh enclosure and rear net cover
Between by run through described first connecting hole and the second connecting hole securing member fasten install.
Preferably, described front mesh enclosure includes front mesh enclosure body and around the setting of the outer peripheral edge of this guard body
Net hoop, the outer peripheral edge of described net hoop is provided with circumferentially spaced layout and the multiple cards extended radially inwardly
Button, the outer peripheral edge of described guard body is connected in the described buckle on described net hoop.
Preferably, each described locating groove includes the first breach and the second breach, described first breach footpath
On through the outer peripheral edge being formed at described net hoop, described second breach is radially formed at described throughly
On the outer peripheral edge of guard body, the circumferential lengths of described first breach is long more than the circumference of described second breach
Degree, described positioning wedged block stretches in described second breach via described first breach.
Preferably, the outer peripheral edge of described net hoop is provided with the locating dowel stretched out axially backward, and described guard is originally
The outer peripheral edge of body is provided with corresponding locating notch, and described guard body is connected in the described card of described net hoop
During button, described locating dowel embeds in described locating notch.
Preferably, the end of described locating dowel is formed as boss, described first connecting hole radially through landform
Become on described boss.
Preferably, described first connecting hole is screwed hole.
Preferably, described buckle and locating dowel are both formed on the rear end face of described net hoop, and described guard is originally
The front end face of body embeds from the rear end face of described net hoop and described card protrudes the described front end face netting hoop.
Preferably, described positioning wedged block is convex tendon, and this convex tendon inner tube wall from the front end of described rear net cover is stretched
Go out and along described fastening direction of rotation opposite direction extend.
Preferably, described net hoop and described rear net cover are plastic material, and described guard body is metal material.
On the basis of the above, this utility model additionally provides a kind of fan, and described fan includes fan blade and wind
Leaf guard, described fan blade accommodates and is installed in described rear net cover, and the front end of described fan blade is by before described
Guard cover cap.
By technique scheme, in fan blade guard of the present utility model, it is fixed to use between forward and backward guard
Embedded fixture block between position fixture block and locating groove is connected and rotates assembling mode, and tight by securing member
Guan County fills, easy for installation, simple, safe and reliable.The simple in construction of each parts, manufacturing process is also simple,
Production efficiency and packaging efficiency can be improved.
Other features and advantages of the utility model will give in detailed description of the invention part subsequently in detail
Explanation.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes one of description
Point, it is used for explaining this utility model together with detailed description below, but is not intended that this practicality
Novel restriction.In the accompanying drawings:
Fig. 1 is the structural representation of a kind of fan blade guard fixture disclosed in prior art；
Fig. 2 is the front view of the fan blade guard according to preferred implementation of the present utility model, before illustrating
The card of guard；
Fig. 3 is the schematic perspective view of the fan blade guard shown in Fig. 2, and the assembling illustrating forward and backward guard is closed
System；
Fig. 4 is the three-dimensional structure diagram of the rear net cover in the fan blade guard shown in Fig. 3；
Fig. 5 is the three-dimensional structure diagram of the front mesh enclosure in the fan blade guard shown in Fig. 3, by the front mesh enclosure of Fig. 6
Body assembles with the net hoop of Fig. 7；
Fig. 6 is the three-dimensional structure diagram of the front mesh enclosure body in the front mesh enclosure shown in Fig. 5；
Fig. 7 is the three-dimensional structure diagram of the net hoop in the front mesh enclosure shown in Fig. 5.
Description of reference numerals of the present utility model
1 net hoop 2 front mesh enclosure bodies
3 rear net cover w fasten direction of rotation
11 buckle 12 first breach
13 locating dowel 131 first connecting holes
21 card 22 second breach
23 locating notch 31 barrels
32 positioning wedged block 33 second connecting holes
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It is to be understood that
It is that detailed description of the invention described herein is merely to illustrate and explains this utility model, is not used to limit
This utility model processed.
In this utility model, in the case of illustrating on the contrary, the noun of locality of use such as " inside and outside "
Be commonly referred to as inside and outside the chamber for chamber or for the center of circle is radially inner and outer, " front,
Afterwards " be install between each parts of the fan under operating mode relative to routine and on each parts zones of different it
Between mutual alignment relation, the front of such as fan blade is front mesh enclosure, and rear is fan electromotor, figure
In represent front with F (Front), B (Behind) represents rear.
As shown in Figures 2 to 7, the utility model discloses a kind of fan blade guard, including the front net of plate-like
Cover and the rear net cover 3 of cylinder shape, the card 21 of front mesh enclosure and the barrel 31 of rear net cover 3 have been respectively formed on
Dissipating wind mesh, the outer peripheral edge of front mesh enclosure is formed with multiple locating grooves of circumferentially spaced setting, rear net cover
The inner tube wall 31 of the front end of 3 is provided with multiple positioning wedged blocks 32 of circumferentially spaced layout, and front mesh enclosure
Being provided with the first connecting hole 131, the barrel 31 of rear net cover 3 is provided with the second connecting hole 33；
Wherein, front mesh enclosure embeds from the front end of rear net cover 3 in this rear net cover 3 and can embed installation position
And rotate along fastening direction of rotation w between fastening installation position；Embedding installation position, multiple positioning wedged blocks
32 stretch in multiple locating groove correspondingly, and in fastening installation position, positioning wedged block 32 is resisted against fixed
The sidewall of position draw-in groove is with suppression front mesh enclosure further rotating along fastening direction of rotation w, and the first connecting hole
131 align with the second connecting hole 33, by running through the first connecting hole 131 between front mesh enclosure and rear net cover 3
Fasten with the securing member of the second connecting hole 33 and install.
Visible, purport of the present utility model be by between forward and backward guard by embedded snapping connection,
Rotation and fastening means realize the joint of the two, to be assembled into fan blade guard.This is substantially distinguished from Fig. 1 institute
That shows is provided with the retainer ring 1 ' of twice groove by inwall and fixes and install the assembling mode of forward and backward guard.
By the following specific descriptions to all parts, each building block of fan blade guard of the present utility model
Simple in construction, required precision is the highest, it is simple to manufacture, it is convenient to assemble.
Specifically, for making the Stability Analysis of Structures of front mesh enclosure body 2, it is additionally arranged around this front mesh enclosure body 2
Outer peripheral edge arrange net hoop 1, see Fig. 5 to Fig. 7, the front mesh enclosure after the assembling shown in Fig. 5 includes
Front mesh enclosure body 2 and net hoop 1, the outer peripheral edge of net hoop 1 is provided with circumferentially spaced layout and radially-inwardly
The multiple buckles 11 extended.So, when front mesh enclosure body 2 embeds in net binds round 1, front mesh enclosure body 2
Outer peripheral edge can be connected in net hoop 1 on buckle 11 on.This form that is clasped, it is simple to operation,
And can be from the front mesh enclosure body 2 of circumferentially fixed grid shape.
Wherein, for ease of accurately determining that front mesh enclosure body 2 embeds embedding orientation when net binds round in 1, net hoop
The locating dowel 13 stretched out axially backward, correspondingly, front mesh enclosure body 2 it is in particular provided with on the outer peripheral edge of 1
Outer peripheral edge be provided with corresponding locating notch 23.So, front mesh enclosure body 2 is connected in the card of net hoop 1
When detaining 11, the locating dowel 13 that the locating notch 23 in Fig. 6 can be directed in Fig. 7 is downwardly into so that
Locating dowel 13 embeds in locating notch 23, and then it is interior to be formed that front mesh enclosure body 2 embeds net hoop 1 again
Snap connection.The setting of locating dowel 13 and locating notch 23 not only contributes to install and positions, after assembling,
It is also prevented from rotating against between front mesh enclosure body 2 and net hoop 1, thus realizes rotating location, make
The front mesh enclosure that must be clasped forms stable integrative-structure.
As it was previously stated, for coordinating the multiple positioning wedged blocks 32 in the rear net cover 3 shown in Fig. 4, shown in Fig. 5
Assembling after front mesh enclosure in need to arrange multiple locating groove.To this end, each locating groove preferably wraps
Including the first breach 12 and the second breach 22, the first breach 12 is formed at the periphery of net hoop 1 the most throughly
On edge, the second breach 22 is radially formed on the outer peripheral edge of front mesh enclosure body 2 throughly.Such as Fig. 5 institute
Showing, in front mesh enclosure after assembling, the first breach 12 and the second breach 22 are substantially aligned.And, the
The circumferential lengths of one breach 12 is preferably greater than the circumferential lengths of the second breach 22, i.e. shown in Fig. 5
Two breach 22 are fully exposed in the first breach 12 so that positioning wedged block 32 can be via the first breach
12 stretch in the second breach 22, and in front mesh enclosure rotary course, positioning wedged block 32 will not be with first
The sidewall of breach 12 produces mechanical interference.
Preferably, the end of locating dowel 13 is formed as boss-shaped, can be easy to the first connecting hole 131 radially
It is formed on boss throughly.Meanwhile, when rotating to fastening installation position, at the barrel 31 of rear net cover 3
On the second connecting hole 33 that position is corresponding is set, securing member is i.e. realized forward and backward net through two connecting holes
The fastening of cover is installed.Wherein, the first connecting hole 131 and/or the second connecting hole 33 are preferably screwed hole,
So use common screw can screw in wherein, to realize fastening installation.
It addition, the buckle 11 shown in Fig. 7 and locating dowel 13 are both formed in the rear end face (B end) of net hoop 1
On, the front end face (F end) of front mesh enclosure body 2 embeds from the rear end face of net hoop 1, and card 21
It is preferably the front end face protruding net hoop 1, thus is assembled into the front mesh enclosure shown in Fig. 5.Further, exist
When being assembled to rear net cover 3, make multiple locating groove align one by one with multiple positioning wedged blocks 32 and (i.e. position
In described embedding installation position), and then by the rear end (B end) of the front mesh enclosure shown in Fig. 5 after Fig. 4
The front end (F end) of guard 3 embeds.
Seeing Fig. 4, the positioning wedged block 32 in present embodiment is preferably convex tendon, and this convex tendon is from rear net cover 3
The inner tube wall 31 of front end stretch out and extend along the opposite direction of fastening direction of rotation w, with guide assemble time
Rotation direction.So, embedding installation position, convex tendon stretches in the second breach 22 via the first breach 12,
But the end of convex tendon and the sidewall spacers of the second breach 22.In time rotating to fastening installation position, convex tendon
End, against the sidewall of the second breach 22, realizes card between forward and backward guard in fastening direction of rotation w
Connect fixing.Now, further by running through the first connecting hole 131 and securing member of the second connecting hole 33
By firm for forward and backward guard locking.
Additionally, net hoop 1 and rear net cover 3 are preferably plastic material, front mesh enclosure body 2 is preferably metal material
Matter.When above-mentioned fan blade guard is applied to fan, fan blade receiving is installed in rear net cover 3, and fan blade
Front end is by front mesh enclosure cover cap.So, after the front mesh enclosure body 2 of metal material can prevent exterior object from invading
Fan blade installing space in guard 3, and front mesh enclosure body 2 plays the structure supporting role to rear net cover 3,
Thus net hoop 1 and rear net cover 3 can be made to use the plastic material of lightweight.
As fully visible, each building block of above-mentioned fan blade guard, i.e. net hoop 1, front mesh enclosure body 2 and after
The structure of guard 3, technique are simple, it is simple to large batch of high efficiency is processed, and save selection, it is simple to quick
Assembling, the fan blade guard after assembling is safe and reliable.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this practicality is new
Type is not limited to the detail in above-mentioned embodiment, in technology concept of the present utility model,
The technical solution of the utility model can carry out multiple simple variant, such as, positioning wedged block 32 also may be used
Selecting the elastomer protruded, reduce technique and installation accuracy further, these simple variant are all without departing from this
The design of utility model, thus belong to protection domain of the present utility model.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by this utility model the most separately.
Additionally, combination in any can also be carried out between various different embodiment of the present utility model, only
Wanting it without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. a fan blade guard, including front mesh enclosure and the rear net cover (3) of cylinder shape of plate-like, described before
The card (21) of guard and the barrel (31) of described rear net cover (3) have been respectively formed on scattered wind mesh,
It is characterized in that, the outer peripheral edge of described front mesh enclosure is formed with multiple locating grooves of circumferentially spaced setting,
The inner tube wall (31) of the front end of described rear net cover (3) is provided with multiple locator cards of circumferentially spaced layout
Block (32), and described front mesh enclosure is provided with the first connecting hole (131), the cylinder of described rear net cover (3)
Wall (31) is provided with the second connecting hole (33)；
Wherein, described front mesh enclosure embeds in this rear net cover (3) and energy from the front end of described rear net cover (3)
Enough embedding between installation position and fastening installation position along fastening direction of rotation (w) rotation；In described embedding
Installation position, multiple described positioning wedged blocks (32) are stretched in multiple described locating groove correspondingly,
Described fastening installation position, described positioning wedged block (32) is resisted against the sidewall of described locating groove to suppress institute
State front mesh enclosure further rotating along described fastening direction of rotation (w), and described first connecting hole (131)
Align with the second connecting hole (33), by running through described between described front mesh enclosure and rear net cover (3)
The securing member fastening of one connecting hole (131) and the second connecting hole (33) is installed.
Fan blade guard the most according to claim 1, it is characterised in that before described front mesh enclosure includes
Guard body (2) and the net hoop (1) arranged around the outer peripheral edge of this front mesh enclosure body (2), described net
The outer peripheral edge of hoop (1) is provided with circumferentially spaced layout and the multiple buckles (11) extended radially inwardly,
The outer peripheral edge of described front mesh enclosure body (2) is connected in the described buckle (11) on described net hoop (1).
Fan blade guard the most according to claim 2, it is characterised in that each described locating groove
Including the first breach (12) and the second breach (22), the most through landform of described first breach (12)
Becoming on the outer peripheral edge of described net hoop (1), described second breach (22) is formed at institute the most throughly
Stating on the outer peripheral edge of front mesh enclosure body (2), the circumferential lengths of described first breach (12) is more than described
The circumferential lengths of the second breach (22), described positioning wedged block (32) is via described first breach (12)
Stretch in described second breach (22).
Fan blade guard the most according to claim 2, it is characterised in that outside described net hoop (1)
Periphery is provided with the locating dowel (13) stretched out axially backward, on the outer peripheral edge of described front mesh enclosure body (2)
Being provided with corresponding locating notch (23), described front mesh enclosure body (2) is connected in described net hoop (1)
During described buckle (11), described locating dowel (13) embeds in described locating notch (23).
Fan blade guard the most according to claim 4, it is characterised in that described locating dowel (13)
End be formed as boss, described first connecting hole (131) is formed on described boss the most throughly.
Fan blade guard the most according to claim 5, it is characterised in that described first connecting hole (131)
For screwed hole.
Fan blade guard the most according to claim 4, it is characterised in that described buckle (11) and
Locating dowel (13) is both formed on the rear end face of described net hoop (1), described front mesh enclosure body (2)
Front end face embeds from the rear end face of described net hoop (1) and described card (21) protrudes described net hoop (1)
Front end face.
Fan blade guard the most according to claim 2, it is characterised in that described positioning wedged block (32)
For convex tendon, this convex tendon stretch out from the inner tube wall (31) of the front end of described rear net cover (3) and along described tightly
Gu the opposite direction of direction of rotation (w) extends.
Fan blade guard the most according to claim 2, it is characterised in that described net hoop (1) and institute
Stating rear net cover (3) is plastic material, and described front mesh enclosure body (2) is metal material.
10. a fan, it is characterised in that described fan includes fan blade and according in claim 1～9
Fan blade guard described in any one, the receiving of described fan blade is installed in described rear net cover (3), and
The front end of described fan blade is by described front mesh enclosure cover cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325362.2U CN205503565U (en) | 2016-04-18 | 2016-04-18 | Fan blade screen panel and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325362.2U CN205503565U (en) | 2016-04-18 | 2016-04-18 | Fan blade screen panel and fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205503565U true CN205503565U (en) | 2016-08-24 |
Family
ID=56716039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620325362.2U Active CN205503565U (en) | 2016-04-18 | 2016-04-18 | Fan blade screen panel and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205503565U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218238A (en) * | 2017-08-04 | 2017-09-29 | 无锡智汇空间投资管理有限公司 | A kind of height-adjustable New Type of Fan |
| CN107747558A (en) * | 2017-10-10 | 2018-03-02 | 格力电器（中山）小家电制造有限公司 | Wind shielding structure, guard coil assembly and the fan for including guard coil assembly |
| CN112421877A (en) * | 2019-08-23 | 2021-02-26 | 广东美的环境电器制造有限公司 | Motor, air supply device and household appliance |
-
2016
- 2016-04-18 CN CN201620325362.2U patent/CN205503565U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218238A (en) * | 2017-08-04 | 2017-09-29 | 无锡智汇空间投资管理有限公司 | A kind of height-adjustable New Type of Fan |
| CN107747558A (en) * | 2017-10-10 | 2018-03-02 | 格力电器（中山）小家电制造有限公司 | Wind shielding structure, guard coil assembly and the fan for including guard coil assembly |
| CN107747558B (en) * | 2017-10-10 | 2024-03-08 | 格力电器（中山）小家电制造有限公司 | Wind shielding structure, net cover ring assembly and fan comprising net cover ring assembly |
| CN112421877A (en) * | 2019-08-23 | 2021-02-26 | 广东美的环境电器制造有限公司 | Motor, air supply device and household appliance |
| CN112421877B (en) * | 2019-08-23 | 2022-05-31 | 广东美的环境电器制造有限公司 | Air supply device and household appliance |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |