CN208955158U - A kind of bandpass filter - Google Patents
A kind of bandpass filter Download PDFInfo
- Publication number
- CN208955158U CN208955158U CN201821813712.5U CN201821813712U CN208955158U CN 208955158 U CN208955158 U CN 208955158U CN 201821813712 U CN201821813712 U CN 201821813712U CN 208955158 U CN208955158 U CN 208955158U
- Authority
- CN
- China
- Prior art keywords
- bandpass filter
- fixed
- link block
- arc clamping
- shaft
- 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.)
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Abstract
The utility model relates to wave filter technology fields, more particularly to a kind of bandpass filter, including filtering body, arc clamping plate is equipped with outside filtering body, arc clamping plate outer surface is provided with groove, recess sidewall is equipped with elongated slot, shaft is equipped in elongated slot, shaft and latch plate are rotatablely connected, and latch plate outer wall is fixed with link block, and link block two sides are equipped with baffle, baffle is fixed in mounting cylinder, installation drum outer wall is fixed with mounting blocks, and screw rod is equipped in mounting blocks, and screw rod is inserted into bearing fixed on link block.Present apparatus arc clamping plate surface bulge can be such that bandpass filter does not can rotate when clamping, it improves efficiency, latch plate is used to eliminate external vibration, exterior vibration is avoided to influence the normal work of bandpass filter, the moving direction of baffle guarantee link block, rotation screw rod is not only convenient for installing and can be applicable in various sizes of bandpass filter, and three arc clamping plates can eliminate the vibration of multi-angle, improve damping effect.
Description
Technical field
The utility model relates to wave filter technology fields, and in particular to a kind of bandpass filter.
Background technique
Filter is a kind of by the useful signal RF device for passing through, decaying as far as possible to garbage signal as undamped as possible
Part；The general signal transmitting and receiving device or circuit part for being set to communication equipment, to realize the selection index system of communication device signal.Filtering
Device is divided into active filter and passive filter.Main function is: allowing useful signal is as zero-decrement as possible to pass through, to useless letter
Number decaying as big as possible.Generally there are two ports for filter, and an input signal, an output signal can using this characteristic
To gate a square wave group or the compound wave of making an uproar by filter, and obtain the sine wave of a specific frequency.Filter be by
The network that inductor and capacitor are constituted can be such that mixed ac and dc current separates.In power rectifier, i.e., filtered by this network
Ripple in net pulsating direct current, and obtain purer direct current output.Most basic filter is by a capacitor and one
A inductor is constituted, and referred to as L-type filters.All various filters are all that set L-type single-section filter forms.Basic single-unit
Formula filter is made of a series arm and a parallel arm, and series arm is inductor, and parallel arm is capacitor.In power supply and
Filter in audio circuit, most logical user are L-type and two kinds of π type.
The damping device of existing filter is inconvenient when in use, and damping performance is poor, cannot be applicable in various sizes of band
Bandpass filter, installation is inconvenient, and low efficiency, wastes time in operation
Utility model content
The purpose of the utility model is to overcome problems of the prior art, provide a kind of bandpass filter.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions
:
A kind of bandpass filter, including filtering body, the filtering body outside, which is equipped with, clamps filtering body
Arc clamping plate, arc clamping plate outer surface are provided with groove, and the recess sidewall is equipped with elongated slot, and being equipped in the elongated slot can
The shaft moved in elongated slot, the both ends of the shaft are equipped with the moveable runner in groove, the shaft centre and latch plate
Rotation connection, the latch plate outer wall are fixed with link block, and the link block two sides are equipped with baffle, and the baffle is fixed on installation
Cylinder inner wall, the installation drum outer wall are fixed with mounting blocks, are equipped with screw rod, the smooth part of the screw front end in the mounting blocks
It is inserted into bearing fixed on link block.
Further, the arc clamps board ends and is fixed with the plug for blocking groove.
Further, the surface that the arc clamping plate is contacted with filtering body is equipped with zigzag protrusion, the protrusion
For rubber material.
Further, the shaft is equipped with the limitation ring that limited spring plate is moved along shaft length direction.
Further, the link block side wall is equipped with convex block, and the convex block slides in the sliding slot of baffle.
Further, turntable is fixed with outside the screw rod.
The utility model has the beneficial effects that arc clamping plate clamps the rubber of plate surface for clamping bandpass filter, arc
The protrusion of glue material matter can be such that bandpass filter does not can rotate when clamping, and facilitate clamping, improve efficiency, and latch plate is for eliminating outside
Vibration, avoid exterior vibration influence bandpass filter normal work, groove convenient for runner rotate, facilitate latch plate generation shape
Become elimination vibration, link block is used for connecting screw and latch plate, and baffle guarantees the moving direction of link block, and screw rod is convenient for adjusting arc
The position of shape clamping plate is used for the clamping of different size bandpass filters, rotates screw rod by turntable and is not only convenient for installation and energy
It is applicable in various sizes of bandpass filter, three arc clamping plates are more convenient to be clamped, and can eliminate the vibration of multi-angle, significantly
Improve damping effect.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the connection schematic diagram of the utility model runner and shaft；
In attached drawing, parts list represented by the reference numerals are as follows:
1- filtering body 2- arc clamping plate 3- groove 4- elongated slot 5- shaft 6- runner 7- latch plate 8- connection
Block 9- baffle 10- mounting cylinder 11- mounting blocks 12- screw rod 13- bearing 14- plug 15- protrusion 16- convex block 17- sliding slot
18- turntable.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face will combine the attached drawing in the utility model embodiment, carry out to the technical scheme in the embodiment of the utility model clear, complete
Ground description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base
In the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
In the description of the utility model, it should be noted that the side of the instructions such as term "vertical", "upper", "lower", "horizontal"
Position or positional relationship be orientation based on the figure or positional relationship, be merely for convenience of description this it is practical and simplification retouch
State, rather than indicate or imply that signified device or element must have a particular orientation, with specific orientation construction and
Operation, therefore should not be understood as limiting the present invention.In addition, " first ", " second ", " third ", " the 4th " are only used for
Purpose is described, and should not be understood as indicating or implying relative importance.
In the description of the utility model, it is also necessary to which explanation " is set unless otherwise specific regulation and limitation, term
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or be integrally connected, it can be mechanical connection, be also possible to be electrically connected, can be and be directly connected to, be also possible to through intermediate matchmaker
It is situated between and is connected, can be the connection inside two elements.It for the ordinary skill in the art, can be as the case may be
Understand the concrete meaning of above-mentioned term in the present invention.
As shown in attached drawing 1 to 3, a kind of bandpass filter, including filtering body 1 is equipped with outside filtering body 1 and clamps
The arc clamping plate 2 of filtering body 1,2 outer surface of arc clamping plate are provided with groove 3, and 3 side wall of groove is equipped with elongated slot 4, elongated slot 4
It is interior that 5 both ends of shaft are equipped with the moveable runner 6 in groove 3 equipped with the shaft 5 that can be moved in elongated slot 4, among shaft 5 and
Latch plate 7 is rotatablely connected, and 7 outer wall of latch plate is fixed with link block 8, and 8 two sides of link block are equipped with baffle 9, and baffle 9 is fixed on installation
10 inner walls of cylinder, 10 outer wall of mounting cylinder are fixed with mounting blocks 11, are equipped with screw rod 12, the smooth part of 12 front end of screw rod in mounting blocks 11
It is inserted into bearing 13 fixed on link block 8.
2 both ends of arc clamping plate are fixed with the plug 14 for blocking groove 3, and plug 14 can prevent runner 6 and shaft 5 from arc
It falls off on clamping plate 2.
The surface that arc clamping plate 2 is contacted with filtering body 1 is equipped with zigzag protrusion 15, and protrusion 15 filters convenient for clamping
Device ontology 1, protrusion 15 are rubber material, and it is closer that rubber material can be such that protrusion 15 is bonded with bandpass filter ontology 1, clamps more
Securely.
Shaft 5 is equipped with the limitation ring that limited spring plate 7 is moved along 5 length direction of shaft, and limitation ring can prevent latch plate 7
It collides with runner 6.
8 side wall of link block is equipped with convex block 16, and convex block 16 slides in the sliding slot 17 of baffle 9, and convex block 16 is sliding in sliding slot 17
The dynamic direction that ensure that link block 8 is mobile does not deviate by.
Turntable 18 is fixed with outside screw rod 12, turntable 18 is convenient for rotation screw rod 12.
In use, first bandpass filter ontology 1 is put on arc clamping plate 2, turntable 18 is then rotated, turntable 18 drives
Screw rod 12 rotates, and screw rod 12 rotates so that 13 inner ring of bearing connected to it rotates, and 13 outer ring of bearing is fixed on link block 8
On, the movement for being converted into link block 8 of screw rod 12, link block 8 can thus be moved along baffle 9, ensure that spring
Plate 7 and arc clamping plate 2 are mobile according to set direction, when three arc clamping plates 2 clamp bandpass filter ontology 1 together
Stop operating turntable 18, and bandpass filter ontology 1 is fixed at this time, and when encountering vibration, external vibration can be such that arc presss from both sides
Tight plate 2 generates offset, and the offset of arc clamping plate 2 causes the deformation of latch plate 7, and the shaft 5 of 7 both ends of latch plate connection is along length
Slot 4 slides, and the runner 6 being rotatablely connected with shaft 5 can also move in groove 3, so that latch plate 7 is generated deformation in time in this way, disappears
Except vibration bring influences, need to only rotate backward turntable 18 when disassembly is desired can unclamp bandpass filter ontology 1, operation ten
It is convenient to divide.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. a kind of bandpass filter, including filtering body (1), which is characterized in that be equipped with folder outside the filtering body (1)
The arc clamping plate (2) of tight filtering body (1), arc clamping plate (2) outer surface are provided with groove (3), the groove (3)
Side wall is equipped with elongated slot (4), the shaft (5) that can be moved in elongated slot (4) is equipped in the elongated slot (4), shaft (5) both ends are set
There is the moveable runner (6) in groove (3), the shaft (5) is intermediate to be rotatablely connected with latch plate (7), the latch plate (7)
Outer wall is fixed with link block (8), and link block (8) two sides are equipped with baffle (9), and the baffle (9) is fixed on mounting cylinder (10)
Inner wall, mounting cylinder (10) outer wall are fixed with mounting blocks (11), are equipped with screw rod (12) in the mounting blocks (11), the screw rod
(12) in bearing (13) fixed in smooth part insertion link block (8) of front end.
2. a kind of bandpass filter according to claim 1, which is characterized in that arc clamping plate (2) both ends are fixed
There is the plug (14) for blocking groove (3).
3. a kind of bandpass filter according to claim 1, which is characterized in that the arc clamping plate (2) and filter
The surface of ontology (1) contact is equipped with zigzag protrusion (15), and the protrusion (15) is rubber material.
4. a kind of bandpass filter according to claim 1, which is characterized in that the shaft (5) is equipped with limited spring
Plate (7) limitation ring mobile along shaft (5) length direction.
5. a kind of bandpass filter according to claim 1, which is characterized in that link block (8) side wall is equipped with convex block
(16), the convex block (16) sliding in the sliding slot (17) of baffle (9).
6. a kind of bandpass filter according to claim 1, which is characterized in that be fixed with turntable outside the screw rod (12)
(18)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821813712.5U CN208955158U (en) | 2018-11-05 | 2018-11-05 | A kind of bandpass filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821813712.5U CN208955158U (en) | 2018-11-05 | 2018-11-05 | A kind of bandpass filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208955158U true CN208955158U (en) | 2019-06-07 |
Family
ID=66744063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821813712.5U Expired - Fee Related CN208955158U (en) | 2018-11-05 | 2018-11-05 | A kind of bandpass filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208955158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597615A (en) * | 2020-12-04 | 2022-06-07 | 中国科学院国家空间科学中心 | Information communication filter |
-
2018
- 2018-11-05 CN CN201821813712.5U patent/CN208955158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597615A (en) * | 2020-12-04 | 2022-06-07 | 中国科学院国家空间科学中心 | Information communication filter |
| CN114597615B (en) * | 2020-12-04 | 2024-03-12 | 中国科学院国家空间科学中心 | Information communication filter |
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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: 20190607 Termination date: 20211105 |