CN207677043U - A kind of narrow-band filter component - Google Patents
A kind of narrow-band filter component Download PDFInfo
- Publication number
- CN207677043U CN207677043U CN201820062493.5U CN201820062493U CN207677043U CN 207677043 U CN207677043 U CN 207677043U CN 201820062493 U CN201820062493 U CN 201820062493U CN 207677043 U CN207677043 U CN 207677043U
- Authority
- CN
- China
- Prior art keywords
- hole
- ventilation hole
- outer housing
- fan
- baffle
- 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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- Filtering Of Dispersed Particles In Gases (AREA)
- Drying Of Solid Materials (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of narrow-band filter components, including outer housing, the inner bottom of the outer housing is equipped with damping spring, the top of damping spring is equipped with supporting plate, the top of the supporting plate is equipped with narrow band filter, the left end of the outer housing is equipped with the first ventilation hole, first fan is installed in the first ventilation hole, the left of first fan is equipped with first baffle, the right end of the outer housing is equipped with the second ventilation hole, second fan is installed in the second ventilation hole, the right of second fan is connected with circular ring shape framework, circular ring shape framework middle section is provided with filtering dust net, the right of the circular ring shape framework is equipped with second baffle, the inside upper left side of the outer housing is equipped with drier placing groove.Fan and filtering dust net can radiate but also dust prevented to enter, and drier placing groove can keep drying, damping spring that can not in unexpected situations to be badly shaken with protecting filter when without using filter.
Description
Technical field
The utility model is related to the communications field, specially a kind of narrow-band filter component.
Background technology
The filter circuit that power-supply filter is made of capacitance, inductance and resistance, filter can be to specific in power cord
Frequency other than the frequency point of frequency or the frequency point is effectively filtered out, and obtains the power supply signal of a specific frequency, or eliminate one
Power supply signal after a specific frequency has a kind of filter allowed through one section very narrow frequency range signal, we are referred to as
For referred to as narrow band filter, it plays an important roll in field of wireless communication.Existing filter uses for a long time can all encounter
The problem of fever, this has seriously affected its performance, although some meetings are furnished with radiator, is flowed while heat dissipation
Air can enter filter internal with dust, and a large amount of dust will also result in influence.Therefore narrowband can be filtered by providing one kind
It can guarantee that the equipment for not entering dust is actually necessary while wave device is radiated again.
Utility model content
The purpose of this utility model is to provide a kind of narrow-band filter components, mentioned above in the background art to solve
Problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of narrow-band filter component, including shell
The inner bottom of body, the outer housing is fixed with damping spring, and supporting plate, the support are fixed with above the damping spring
Be fixed with narrow band filter above plate, the left end of the outer housing is equipped with the first ventilation hole, first ventilation hole it is upper
The upper end connection of the first hole slots of Fang Kaiyou, first hole slot is extraneous, and the lower end of first hole slot is connected to the first ventilation hole, institute
State and the first fan be installed in the first ventilation hole, the left of first fan is equipped with first baffle, the first baffle it is upper
End is fixedly connected with the first connecting plate, and the right end of the outer housing is equipped with the second ventilation hole, is opened above second ventilation hole
There is the second hole slot, the upper end connection of second hole slot is extraneous, and the lower end of second hole slot is connected to the second ventilation hole, and described the
Second fan is installed, the right of second fan is connected with circular ring shape framework, in the circular ring shape framework in two ventilation holes
Between be partly provided with filtering dust net, the right of the circular ring shape framework is equipped with second baffle, and the upper end of the second baffle is solid
Surely the second connecting plate is connected, the upper end centre position of second connecting plate is fixedly connected with cross bar, and the other end of the cross bar is solid
Surely it is connected to the top centre position of the first connecting plate, fixed block is fixed with below the centre position of the cross bar, it is described
Supporting rod is hinged on fixed block, the inside upper left side of the outer housing is equipped with drier placing groove, and the drier is placed
Slot is connected to the external world, and circular hole is provided on the drier placing groove, the outer housing being connected with the drier placing groove
It is provided with third hole slot in upper wall, a slidable cover board is equipped in the third hole slot, is fixed with and pushes away above the cover board
Block.
Preferably, the damping spring is symmetrically arranged with two groups, every group three.
Preferably, first ventilation hole and the second ventilation hole are cylinder, and the cross-sectional area of the first baffle is more than
The cross-sectional area of first ventilation hole, the cross-sectional area of the second baffle are more than the cross-sectional area of the second ventilation hole.
Preferably, drier placing groove two sides is all provided with circular hole, and the circular hole per one side is no less than 15.
Compared with prior art, the utility model has the beneficial effects that：
1. being provided with fan and filtering dust net can make filter radiate but also dust is prevented to enter, and filtering dust
Net can be replaced when dust accumulation is excessive；
2. the setting of drier placing groove can keep drying when without using filter, filter moisture damage is prevented；
3. damping spring will not can be in unexpected situations badly shaken with protecting filter.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model structure top view.
In figure：Outer housing 1, damping spring 2, supporting plate 3, narrow band filter 4, the first ventilation hole 5, the first hole slot 6, the first wind
Fan 7, first baffle 8, the first connecting plate 9, the second ventilation hole 10, the second hole slot 11, the second fan 12, circular ring shape framework 13, ash
Dirt filter screen 14, second baffle 15, the second connecting plate 16, cross bar 17, fixed block 18, supporting rod 19, drier placing groove 20,
Circular hole 21, third hole slot 22, cover board 23, pushing block 24.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of narrow-band filter component, including outer housing
1, the inner bottom of outer housing 1 is fixed with damping spring 2, and the top of damping spring 2 is fixed with supporting plate 3, the top of supporting plate 3
It is fixed with narrow band filter 4, the left end of outer housing 1 is equipped with the first ventilation hole 5, and the top of the first ventilation hole 5 is provided with the first hole
The upper end connection of slot 6, the first hole slot 6 is extraneous, and the lower end of the first hole slot 6 is connected to the first ventilation hole 5, is installed in the first ventilation hole 5
There are the first fan 7, the left of the first fan 7 to be equipped with first baffle 8, the upper end of first baffle 8 is fixedly connected with the first connecting plate
9, the right end of outer housing 1 is equipped with the second ventilation hole 10, and the top of the second ventilation hole 10 is provided with the second hole slot 11, the second hole slot 11
Upper end connection is extraneous, and the lower end of the second hole slot 11 is connected to the second ventilation hole 10, and the second fan 12 is equipped in the second ventilation hole 10,
The right of second fan 12 is connected with circular ring shape framework 13, and 13 middle section of circular ring shape framework is provided with filtering dust net 14, circle
The right of annular framework 13 is equipped with second baffle 15, and the upper end of second baffle 15 is fixedly connected with the second connecting plate 16, the second connection
The upper end centre position of plate 16 is fixedly connected with cross bar 17, and the other end of cross bar 17 is fixedly connected in the top of the first connecting plate 9
Between position, be fixed with fixed block 18 below the centre position of cross bar 17, supporting rod 19, shell be hinged on fixed block 18
The inside upper left side of body 1 is equipped with drier placing groove 20, and drier placing groove 20 is connected to the external world, drier placing groove 20
On be provided with circular hole 21, third hole slot 22 is provided in the upper wall for the outer housing 1 being connected with drier placing groove 20, in third hole slot 22
Equipped with a slidable cover board 23, the top of cover board 23 is fixed with pushing block 24.
Further, damping spring 2 is symmetrically arranged with two groups, every group three.
Further, the first ventilation hole 5 and the second ventilation hole 10 are cylinder, and the cross-sectional area of first baffle 8 is more than the
The cross-sectional area of one ventilation hole 5, the cross-sectional area of second baffle 15 are more than the cross-sectional area of the second ventilation hole 10.
Further, 20 two sides of drier placing groove is all provided with circular hole 21, and the circular hole 21 per one side is no less than 15.
Operation principle：When narrow band filter 4 works, first baffle 8 and can be lifted by portable cross bar 17
Two baffles 15, propping up supporting rod 19 makes it be vertical state, and 5 and second ventilation hole 10 of such first ventilation hole is all ventilation shape
State, opens the first fan 7 and the second fan 12, and extraneous cold air then enters from the second ventilation hole 10 and from the first ventilation hole 5
Discharge, the air of circulation enables narrow band filter 4 to be radiated well, and the filtering dust net 14 in circular ring shape framework 13 can be with
The entrance for effectively preventing dust can be connected to the second ventilation when the dust accumulation on filtering dust net 14 is excessive by dismounting
Circular ring shape framework 13 in hole 10 is replaced, and damping spring 2 can be in the case where surprisingly falling to narrow band filter 4
Cushioning effect is provided, its damage being subject to is reduced, during without using narrow band filter 4, first baffle 8 and the can be shut
Two baffles 15, extraneous dust will not then enter inside, while pushing block 24 can be pushed to open cover board 23 to drier placing groove
It is put into bagged dryer in 20, finally shuts cover board 23, can thus reduce its internal humidity, narrow band filter 4 will not be made
Moisture damage.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of narrow-band filter component, including outer housing（1）, it is characterised in that：The outer housing（1）Inner bottom fix
Equipped with damping spring（2）, the damping spring（2）Top be fixed with supporting plate（3）, the supporting plate（3）Top fix set
There is narrow band filter（4）, the outer housing（1）Left end be equipped with the first ventilation hole（5）, first ventilation hole（5）Top
It is provided with the first hole slot（6）, first hole slot（6）Upper end connection it is extraneous, first hole slot（6）Lower end connection first it is logical
Air holes（5）, first ventilation hole（5）First fan is inside installed（7）, first fan（7）Left be equipped with first gear
Plate（8）, the first baffle（8）Upper end be fixedly connected with the first connecting plate（9）, the outer housing（1）Right end be equipped with the
Two ventilation holes（10）, second ventilation hole（10）Top be provided with the second hole slot（11）, second hole slot（11）Upper end
Connection is extraneous, second hole slot（11）Lower end be connected to the second ventilation hole（10）, second ventilation hole（10）Inside it is equipped with
Second fan（12）, second fan（12）Right be connected with circular ring shape framework（13）, the circular ring shape framework（13）In
Between be partly provided with filtering dust net（14）, the circular ring shape framework（13）Right be equipped with second baffle（15）, described second
Baffle（15）Upper end be fixedly connected with the second connecting plate（16）, second connecting plate（16）Upper end centre position be fixedly connected
Cross bar（17）, the cross bar（17）The other end be fixedly connected on the first connecting plate（9）Top centre position, the cross bar
（17）Centre position below be fixed with fixed block（18）, the fixed block（18）On be hinged with supporting rod（19）, institute
State outer housing（1）Inside upper left side be equipped with drier placing groove（20）, the drier placing groove（20）It is to be connected to the external world
, the drier placing groove（20）On be provided with circular hole（21）, with the drier placing groove（20）Connected outer housing（1）'s
Third hole slot is provided in upper wall（22）, the third hole slot（22）Inside it is equipped with a slidable cover board（23）, the cover board（23）
Top be fixed with pushing block（24）.
2. a kind of narrow-band filter component according to claim 1, it is characterised in that：The damping spring（2）Symmetrically set
It is equipped with two groups, every group three.
3. a kind of narrow-band filter component according to claim 1, it is characterised in that：First ventilation hole（5）With
Two ventilation holes（10）For cylinder, the first baffle（8）Cross-sectional area be more than the first ventilation hole（5）Cross-sectional area, institute
State second baffle（15）Cross-sectional area be more than the second ventilation hole（10）Cross-sectional area.
4. a kind of narrow-band filter component according to claim 1, it is characterised in that：The drier placing groove（20）Two
Face is all provided with circular hole（21）, and the circular hole per one side（21）No less than 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820062493.5U CN207677043U (en) | 2018-01-15 | 2018-01-15 | A kind of narrow-band filter component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820062493.5U CN207677043U (en) | 2018-01-15 | 2018-01-15 | A kind of narrow-band filter component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677043U true CN207677043U (en) | 2018-07-31 |
Family
ID=62974148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820062493.5U Expired - Fee Related CN207677043U (en) | 2018-01-15 | 2018-01-15 | A kind of narrow-band filter component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337212A (en) * | 2019-08-05 | 2019-10-15 | 江苏豪纬交通集团有限公司 | It is a kind of to be easily installed fixed bus or train route collaboration terminal device |
-
2018
- 2018-01-15 CN CN201820062493.5U patent/CN207677043U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337212A (en) * | 2019-08-05 | 2019-10-15 | 江苏豪纬交通集团有限公司 | It is a kind of to be easily installed fixed bus or train route collaboration terminal device |
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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: 20180731 Termination date: 20210115 |