CN209261885U - A kind of anti-filling wind apparatus of household fresh air fan - Google Patents
A kind of anti-filling wind apparatus of household fresh air fan Download PDFInfo
- Publication number
- CN209261885U CN209261885U CN201822125860.4U CN201822125860U CN209261885U CN 209261885 U CN209261885 U CN 209261885U CN 201822125860 U CN201822125860 U CN 201822125860U CN 209261885 U CN209261885 U CN 209261885U
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- CN
- China
- Prior art keywords
- shell
- protective plate
- fixed frame
- fan
- protective
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of anti-filling wind apparatus of household fresh air fan, including shell, fixed frame and fan, the side that the shell is located at air inlet is connected with the first protective plate and the second protective plate by pin shaft, the inner wall of the shell is welded with two groups of support plates close to the side of air inlet, support plate described in two groups is respectively fixed with push rod close to the side of air inlet, the telescopic shaft of push rod described in two groups is sequentially connected with the first protective plate and the second protective plate respectively, the first spring is provided between first protective plate and the second protective plate and support plate, the enclosure interior is fixed with protective net and fan, the fan is provided with fixed frame far from the side of protective net, strainer is fixed with by screw in the fixed frame, buckle is connected with by second spring in the groove of the opening of the fixed frame.The anti-filling wind apparatus of the household fresh air fan, can prevent outside air from entering shell, convenient for the replacement and cleaning of strainer.
Description
Technical field
A kind of the utility model category blower technical field, and in particular to anti-filling wind apparatus of household fresh air fan.
Background technique
Blower is habit abbreviation of the China to gas compression and gas conveying machinery, and usually said blower includes ventilation
Machine, air blower, wind-driven generator.Gas compression and gas conveying machinery be the mechanical energy of rotation is converted to gas pressure can and
Kinetic energy, and the machinery that gas is transferred out.The main structural components of blower are impeller, casing, air inlet, bracket, motor, skin
Belt wheel, shaft coupling, muffler, driving member (bearing) etc..Unpowered ventilation machine is made using natural wind and indoor and outdoor temperature difference
At air thermal convection, push turbine rotation to which indoor stale hot-air be discharged using centrifugal force and underbalance effect.
Blower is related to the transmission & distribution energy consumption of system, is the very crucial part of building energy conservation.
During use, outside air pours into blower interior to household blower sometimes, influences the normal use of blower,
And blower interior is easy to accumulate dust, is unfavorable for the cleaning to dust.
Utility model content
The purpose of this utility model is to provide a kind of anti-filling wind apparatus of household fresh air fan, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of anti-filling wind apparatus of household fresh air fan, packet
Shell, fixed frame and fan are included, the shell is hollow rectangular parallelepiped structure, and one end of the shell offers air inlet, and
Outer wall positioned at the shell of air inlet side is connected with the first protective plate and the second protective plate, the inner wall of the shell by pin shaft
Side close to air inlet is welded with support plate, and the support plate is symmetrically arranged with two as symmetry axis using the vertical centerline of shell
Group, support plate described in two groups are respectively and fixedly provided with push rod close to the side of air inlet, and the push rod is provided with two groups, push rod described in two groups
Telescopic shaft be sequentially connected respectively with the first protective plate and the second protective plate, first protective plate and the second protective plate and support
The first spring is provided between plate, the enclosure interior is fixed with protective net and fan, and the protective net is located at fan and support
Between plate, the fan is provided with fixed frame far from the side of protective net, and the fixed frame is welded by four groups of vertical rectangular slabs
It forms, strainer is fixed with by screw in the fixed frame, the strainer is at least provided with two groups, the opening of the fixed frame
It opens up fluted, and buckle is connected with by second spring in groove, the inner walls offer and the slot that engages.
Preferably, first protective plate and the second protective plate are symmetrical arranged by symmetry axis of the vertical centerline of shell,
First protective plate and the second protective plate are offered far from the end of pin shaft convenient for the first protective plate and the engaging of the second protective plate
Card slot, and sealing strip is bonded in card slot.
Preferably, side of the shell far from air inlet offers peace in the engaging lug integrally formed with engaging lug
Tankage.
Preferably, the lateral wall of the shell is bonded with acoustical cotton, and the outside of the acoustical cotton is provided with protective plate, described
Protective plate is connect by screw with shell.
Preferably, the buckle is located at side of the fixed frame far from fan, and the buckle is with the vertical centerline of fixed frame
Two groups are symmetrically arranged with for symmetry axis.
The technical effect and advantage of the utility model: the anti-filling wind apparatus of the household fresh air fan is set by one end in shell
Mobilizable first protective plate and the second protective plate are set, control the opening of the first protective plate and the second protective plate using push rod or is closed
It closes, the first spring makes the first protective plate and the second protective plate be close to shell, to close according to actual needs to shell, prevents
Only outside air or cold wind pour into shell, and by the way that fixed frame is arranged in shell, setting strainer in fixed frame can be in air
Dust be filtered, by pressing buckle, by fixed frame from enclosure interior take out, be conveniently replaceable or clear up strainer, and just
In the connection of fixed frame and shell, the acoustical cotton and protective plate of hull outside setting can reduce making an uproar of generating when fan running
Sound, the anti-filling wind apparatus of the household fresh air fan, can prevent outside air from entering shell, convenient for the replacement and cleaning of strainer.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model；
Fig. 2 is the structural schematic diagram of the fixed frame of the utility model；
Fig. 3 is the enlarged diagram of structure at A in Fig. 2 of the utility model.
In figure: 1 shell, 2 acoustical cottons, 3 protective plates, 4 support plates, 5 first protective plates, 6 push rods, 7 second protective plates, 8
One spring, 9 protective nets, 10 fans, 11 fixed frames, 110 buckles, 111 second springs, 12 engaging lugs, 13 strainers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of anti-filling wind apparatus of household fresh air fan as shown in Figs. 1-3, including shell 1, fixation
Frame 11 and fan 10, the shell 1 are hollow rectangular parallelepiped structure, and one end of the shell 1 offers air inlet, and be located at into
The outer wall of the shell 1 of air port side is connected with the first protective plate 5 and the second protective plate 7 by pin shaft, and the inner wall of the shell 1 leans on
The side of nearly air inlet is welded with support plate 4, and the support plate 4 is symmetrically arranged with using the vertical centerline of shell 1 as symmetry axis
Two groups, support plate 4 described in two groups is respectively and fixedly provided with electronic push rod 6 close to the side of air inlet, and the push rod 6 is provided with two groups,
The telescopic shaft of push rod 6 described in two groups is sequentially connected with the first protective plate 5 and the second protective plate 7 respectively, 5 He of the first protective plate
It is provided with the first spring 8 between second protective plate 7 and support plate 4, first protective plate 5 and the welding of the second protective plate 7 and the
The welding of one spring 8, the first spring 8 are welded with support plate 4, and protective net 9 and fan 10 are fixed with inside the shell 1, described anti-
For protective net 9 between fan 10 and support plate 4, the fan 10 is provided with fixed frame 11 far from the side of protective net 9, described solid
Determine frame 11 to be welded by four groups of vertical rectangular slabs, strainer 13, the strainer are fixed with by screw in the fixed frame 11
13 at least provided with two groups, and the opening of the fixed frame 11 opens up fluted, and are connected in groove by second spring 111
Buckle 110,1 inner wall of shell offer the slot engaged with buckle 110.
Specifically, first protective plate 5 and the second protective plate 7 are that symmetrical axial symmetry is set with the vertical centerline of shell 1
It sets, first protective plate 5 and the second protective plate 7 are offered far from the end of pin shaft convenient for the first protective plate 5 and the second protection
The card slot that plate 7 engages, and is bonded with sealing strip in card slot, control beating for the first protective plate 5 and the second protective plate 7 using push rod 6
Open and close are closed, and the first spring 8 makes the first protective plate 5 and the second protective plate 7 be close to shell 1, thus according to actual needs to shell 1
It is closed, prevents outside air or cold wind from pouring into shell 1.
Specifically, the side of the shell 1 far from air inlet integrally formed with engaging lug 12, opens up in the engaging lug 12
There is mounting groove, by the way that bolt is penetrated mounting groove and is screwed in the preformed hole of building, realizes the installation of shell 1.
Specifically, the lateral wall of the shell 1 is bonded with acoustical cotton 2, the outside of the acoustical cotton 2 is provided with protective plate 3,
The protective plate 3 is connect by screw with shell 1, and the acoustical cotton 2 and protective plate 3 being arranged outside shell 1 can reduce fan 10
The noise generated when operating.
Specifically, the buckle 110 is located at side of the fixed frame 11 far from fan 10, it is described to buckle 110 with fixed frame 11
Vertical centerline be symmetry axis be symmetrically arranged with two groups, by pressing buckle 110, fixed frame 11 is taken out inside shell 1,
It is conveniently replaceable or is cleared up strainer 13, and is convenient for the connection of fixed frame 11 and shell 1.
Specifically, by pressing buckle 110, fixed frame 11 is put into when in use for the anti-filling wind apparatus of the household fresh air fan
Inside shell 1, it is stuck in the buckle 110 of 11 two sides of fixed frame in the slot opened up inside shell 1, by the way that bolt is penetrated installation
Slot simultaneously screws in the preformed hole of building, realizes the installation of shell 1, controls the first protective plate 5 and the second protective plate 7 using push rod 6
Opening, open fan 10, outside air enters shell 1, and strainer 13 is filtered the dust and impurities in air, does not need
When outside air enters shell 1, the closure of the first protective plate 5 and the second protective plate 7 is controlled using push rod 6, the first spring 8 makes the
One protective plate 5 and the second protective plate 7, which are close to shell 1, prevents outside air to close according to actual needs to shell 1
Or cold wind pours into shell 1.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of anti-filling wind apparatus of household fresh air fan, including shell (1), fixed frame (11) and fan (10), it is characterised in that: institute
Stating shell (1) is hollow rectangular parallelepiped structure, and one end of the shell (1) offers air inlet, and is located at air inlet side
The outer wall of shell (1) is connected with the first protective plate (5) and the second protective plate (7) by pin shaft, and the inner wall of the shell (1) is close
The side of air inlet is welded with support plate (4), and the support plate (4) is that symmetrical axial symmetry is set with the vertical centerline of shell (1)
Two groups are equipped with, support plate described in two groups (4) is respectively and fixedly provided with push rod (6) close to the side of air inlet, and the push rod (6) is provided with two
Group, the telescopic shaft of push rod described in two groups (6) are sequentially connected with the first protective plate (5) and the second protective plate (7) respectively, and described first
It is provided between protective plate (5) and the second protective plate (7) and support plate (4) the first spring (8), it is fixed inside the shell (1)
There are protective net (9) and fan (10), the protective net (9) is located between fan (10) and support plate (4), and the fan (10) is remote
Side from protective net (9) is provided with fixed frame (11), and the fixed frame (11) is welded by four groups of vertical rectangular slabs, institute
It states and is fixed with strainer (13) by screw in fixed frame (11), the strainer (13) is at least provided with two groups, the fixed frame
(11) opening opens up fluted, and is connected with buckle (110) in groove by second spring (111), the shell (1) is interior
Wall offers the slot engaged with buckle (110).
2. the anti-filling wind apparatus of a kind of household fresh air fan according to claim 1, it is characterised in that: first protective plate
(5) it is symmetrical arranged with the second protective plate (7) by symmetry axis of the vertical centerline of shell (1), first protective plate (5) and the
Two protective plates (7) are offered far from the end of pin shaft convenient for the card slot of the first protective plate (5) and the second protective plate (7) engaging, and
Sealing strip is bonded in card slot.
3. the anti-filling wind apparatus of a kind of household fresh air fan according to claim 1, it is characterised in that: the shell (1) is separate
Integrally formed with engaging lug (12), the engaging lug (12) is interior to offer mounting groove for the side of air inlet.
4. the anti-filling wind apparatus of a kind of household fresh air fan according to claim 1, it is characterised in that: outside the shell (1)
Side wall is bonded with acoustical cotton (2), and the outside of the acoustical cotton (2) is provided with protective plate (3), and the protective plate (3) passes through screw
It is connect with shell (1).
5. the anti-filling wind apparatus of a kind of household fresh air fan according to claim 1, it is characterised in that: described buckle (110) position
In the side of fixed frame (11) far from fan (10), the buckle (110) is using the vertical centerline of fixed frame (11) as symmetry axis
It is symmetrically arranged with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125860.4U CN209261885U (en) | 2018-12-18 | 2018-12-18 | A kind of anti-filling wind apparatus of household fresh air fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125860.4U CN209261885U (en) | 2018-12-18 | 2018-12-18 | A kind of anti-filling wind apparatus of household fresh air fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209261885U true CN209261885U (en) | 2019-08-16 |
Family
ID=67560034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125860.4U Expired - Fee Related CN209261885U (en) | 2018-12-18 | 2018-12-18 | A kind of anti-filling wind apparatus of household fresh air fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209261885U (en) |
-
2018
- 2018-12-18 CN CN201822125860.4U patent/CN209261885U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20211218 |