CN109818589B

CN109818589B - Low-power-consumption band-pass filter

Info

Publication number: CN109818589B
Application number: CN201811596477.5A
Authority: CN
Inventors: 徐成业; 陈尚骐; 胡恒胜
Original assignee: Nanjing Dajin Precision Machinery Co ltd
Current assignee: Nanjing Dajin Precision Machinery Co ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2022-11-29
Anticipated expiration: 2038-12-26
Also published as: CN109818589A

Abstract

The invention discloses a low-power-consumption band-pass filter which comprises a base, wherein a band-pass filter body is arranged at the top of the base, radiating fins are fixedly connected to the bottom of the band-pass filter body, positioning grooves are formed in the bottoms of two sides of the band-pass filter body, accommodating grooves are formed in two sides of the inner portion of the base, and limiting plates are fixedly connected to the tops of the inner walls of the accommodating grooves. The low-power-consumption band-pass filter has the advantages of being convenient to fix, saving a large amount of time of a user and reducing the labor intensity of the user.

Description

Low-power-consumption band-pass filter

Technical Field

The invention relates to the technical field of filters, in particular to a low-power-consumption band-pass filter.

Background

A bandpass filter is a device that allows waves in a particular band to pass while shielding other bands, such as an RLC tank is an analog bandpass filter, an ideal bandpass filter should have a completely flat passband with no amplification or attenuation in the passband, and all frequencies outside the passband are completely attenuated, and in addition, out-of-passband conversion is accomplished over a very small frequency range.

Need fix it when band pass filter uses, band pass filter is fixed, and is mostly through the bolt fastening, rocks easily after the bolt uses for a long time, leads to, and current band pass filter is not convenient for use fixed, has wasted a large amount of times of user, has increased user's intensity of labour.

Disclosure of Invention

The invention aims to provide a low-power-consumption band-pass filter which has the advantage of convenience in fixing and solves the problem that the conventional band-pass filter is inconvenient to use and fix.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a low-power-consumption band-pass filter, includes the base, the top of base is provided with the band-pass filter body, the bottom fixedly connected with fin of band-pass filter body, the constant head tank has all been seted up to the bottom of band-pass filter body both sides, the holding tank has all been seted up to the inside both sides of base, the top fixedly connected with limiting plate of holding tank inner wall, the outside fixedly connected with slide bar of limiting plate, the slide bar is kept away from the one end of limiting plate and the inner wall fixed connection of holding tank, the sliding surface of slide bar is connected with the sliding ring, the top fixedly connected with carriage release lever of sliding ring, the top of carriage release lever runs through to the outside of base, the inboard top fixedly connected with locating lever of carriage release lever, the one end that the carriage release lever was kept away from to the locating tank extends to the inside of constant head tank, the bottom fixedly connected with of sliding ring, the inboard fixedly connected with trapezoidal piece of movable plate, the top of holding tank inner wall just is located the inboard fixedly connected with hollow column of limiting plate, the top fixedly connected with first spring of hollow column inner wall, the bottom fixedly connected with cylinder of first spring, the cylindrical bottom fixedly connected with support, the bottom fixedly connected with the outer end of second spring is connected with the outer end of second fixed spring and the outer end of the pull bar, the outer end of movable plate is connected with the base and the fixed connection of movable plate.

Preferably, the cross section of the sliding rod is circular, the cross section of the sliding ring is circular, and the sliding ring is matched with the sliding rod for use.

Preferably, the both sides at base top have all been seted up and have been removed the hole, the surface of carriage release lever and the inner wall sliding connection who removes the hole.

Preferably, the bottom of the moving plate is fixedly connected with a sliding block, the bottom of the inner wall of the accommodating groove is provided with a sliding groove, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, the roller is positioned on the top of the trapezoidal block, and the bottom of the roller is in contact with the top of the trapezoidal block.

Preferably, one end of the pull rod, which is far away from the moving plate, is fixedly connected with a pull disc, and the surface of the pull disc is provided with anti-skid grains.

Compared with the prior art, the invention has the following beneficial effects:

1. the low-power-consumption band-pass filter has the advantages of being convenient to fix, saving a large amount of time of a user and reducing the labor intensity of the user.

2. The band-pass filter body is provided with the moving holes, the moving holes can be matched with the moving rod for use, the moving rod is prevented from inclining when moving, the moving stability of the moving plate can be improved by arranging the sliding blocks and the sliding grooves, the moving plate is prevented from inclining when moving, meanwhile, the sliding ring is prevented from rotating when sliding on the surface of the sliding rod, the contact area between the hand of a user and the pull rod can be increased by arranging the pull disc, the user can conveniently pull the pull rod through the pull disc, the heat dissipation of the band-pass filter body can be facilitated by arranging the radiating fins, and the service life of the band-pass filter body is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the hollow column of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of A in FIG. 1 according to the present invention.

In the figure: the filter comprises a base 1, a band-pass filter body 2, radiating fins 3, positioning grooves 4, accommodating grooves 5, limiting plates 6, sliding rods 7, sliding rings 8, moving rods 9, positioning rods 10, moving plates 11, trapezoidal blocks 12, hollow columns 13, first springs 14, cylinders 15, supports 16, idler wheels 17, pull rods 18, second springs 19, moving holes 20, sliding blocks 21, sliding chutes 22 and pull plates 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a low power consumption band pass filter, including a base 1, a band pass filter body 2 is disposed on the top of the base 1, a heat sink 3 is fixedly connected to the bottom of the band pass filter body 2, heat dissipation of the band pass filter body 2 is facilitated by the heat sink 3, the service life of the band pass filter body 2 is prolonged, positioning grooves 4 are disposed on the bottoms of the two sides of the band pass filter body 2, accommodating grooves 5 are disposed on the two sides of the inside of the base 1, a position limiting plate 6 is fixedly connected to the top of the inner wall of the accommodating groove 5, a sliding rod 7 is fixedly connected to the outer side of the position limiting plate 6, one end of the sliding rod 7 away from the position limiting plate 6 is fixedly connected to the inner wall of the accommodating groove 5, the sliding surface of the sliding rod 7 is connected with a sliding ring 8, the cross section of the sliding ring 8 is circular, the sliding ring 8 is matched with the sliding rod 7, the top of the sliding ring 8 is fixedly connected with a moving rod 9, the top of the moving rod 9 penetrates the outside of the base 1, moving hole 20 is disposed on both sides of the top of the base 1, the moving rod 9 is slidably connected with the inner wall of the moving hole 20, a moving plate 10, the sliding ring 9 is connected with a sliding groove 22, the sliding plate 11 is connected with a sliding plate 11, the sliding groove 11, the sliding plate 21, the sliding plate 11, the inner side of the moving plate 11 is fixedly connected with a trapezoidal block 12, the top of the inner wall of the accommodating groove 5 and the inner side of the limiting plate 6 are fixedly connected with a hollow column 13, the top of the inner wall of the hollow column 13 is fixedly connected with a first spring 14, the bottom of the first spring 14 is fixedly connected with a cylinder 15, the bottom of the cylinder 15 is fixedly connected with a bracket 16, the bottom of the bracket 16 penetrates through the outer part of the hollow column 13 and is movably connected with a roller 17, the roller 17 is positioned at the top of the trapezoidal block 12, the bottom of the roller 17 is contacted with the top of the trapezoidal block 12, the roller 17 is matched with the trapezoidal block 12 for use, the outer side of the moving plate 11 is fixedly connected with a pull rod 18, the surface of the pull rod 18 is sleeved with a second spring 19, the inner end of the second spring 19 is fixedly connected with the outer side of the moving plate 11, the outer end of the second spring 19 is fixedly connected with the inner wall of the accommodating groove 5, and the outer end of the pull rod 18 penetrates through the outer side of the base 1, one end fixedly connected with that the movable plate 11 is kept away from to pull rod 18 draws dish 23, the surface that draws dish 23 is provided with anti-skidding line, draw dish 23 through setting up, can increase user's hand and the area of contact of pull rod 18, convenient to use person is through drawing dish 23 pulling pull rod 18, through setting up base 1, band pass filter body 2, fin 3, constant head tank 4, holding tank 5, limiting plate 6, slide bar 7, the sliding ring 8, carriage release lever 9, locating lever 10, movable plate 11, trapezoidal piece 12, hollow column 13, first spring 14, cylinder 15, support 16, gyro wheel 17, the cooperation of pull rod 18 and second spring 19 is used, the problem that current band pass filter is not convenient for use fixed has been solved, this low-power consumption band pass filter, possess the advantage of being convenient for fixed, a large amount of user's time has been saved, user's intensity of labour has been reduced.

When the band-pass filter is used, an operator drives the pull rod 18 to move outwards through the pull disc 23, the pull rod 18 drives the movable plate 11 to move outwards, the movable plate 11 moves outwards to compress the second spring 19, the movable plate 11 drives the sliding block 21 to slide outwards in the sliding groove 22, the movable plate 11 drives the trapezoidal block 12 to move outwards, the trapezoidal block 12 moves outwards to drive the roller 17 to roll at the top of the trapezoidal block 12, the roller 17 rolls and simultaneously drives the cylinder 15 to slide upwards in the hollow column 13 through the support 16, the cylinder 15 slides upwards to compress the first spring 14, the movable plate 11 drives the sliding ring 8 to slide outwards on the surface of the sliding rod 7, the sliding ring 8 drives the movable rod 9 to slide outwards, the movable rod 9 drives the positioning rod 10 to move outwards to be separated from the positioning groove 4, the purpose of conveniently disassembling the band-pass filter is achieved, when the operation is opposite, the purpose of conveniently fixing the band-pass filter is achieved, a large amount of heat is generated when the band-pass filter body 2 works, the heat is dissipated through the radiating fins 3, the band-pass filter body 2 is dissipated with the band-pass filter which is dissipated by a radiating fan on the market, and the purpose of low power consumption is achieved.

In summary, the following steps: this low-power consumption band pass filter through the cooperation that sets up base 1, band pass filter body 2, fin 3, constant head tank 4, holding tank 5, limiting plate 6, slide bar 7, sliding ring 8, carriage release lever 9, locating lever 10, movable plate 11, trapezoidal piece 12, hollow post 13, first spring 14, cylinder 15, support 16, gyro wheel 17, pull rod 18 and second spring 19, has solved current band pass filter and has been not convenient for use fixed problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low-power consumption band-pass filter, includes base (1), its characterized in that: the band-pass filter comprises a base (1), a band-pass filter body (2) is arranged at the top of the base (1), cooling fins (3) are fixedly connected to the bottom of the band-pass filter body (2), positioning grooves (4) are formed in the bottoms of the two sides of the band-pass filter body (2), accommodating grooves (5) are formed in the two sides of the interior of the base (1), limiting plates (6) are fixedly connected to the tops of the inner walls of the accommodating grooves (5), sliding rods (7) are fixedly connected to the outer sides of the limiting plates (6), one ends, far away from the limiting plates (6), of the sliding rods (7) are fixedly connected to the inner walls of the accommodating grooves (5), sliding rings (8) are connected to the surfaces of the sliding rods (7) in a sliding mode, moving rods (9) are fixedly connected to the tops of the sliding rings (8), the tops of the moving rods (9) penetrate through the exterior of the base (1), positioning rods (10) are fixedly connected to the tops of the inner sides of the moving rods (9), one ends, far away from the moving rods (10) extend to the interior of the positioning grooves (4), moving plates (11) are fixedly connected to the bottoms of the moving plates (11), and hollow blocks (13) are fixedly connected to the tops of the inner walls of the inner sides of the cylindrical columns (5), the top fixedly connected with first spring (14) of hollow column (13) inner wall, the bottom fixedly connected with cylinder (15) of first spring (14), the bottom fixedly connected with support (16) of cylinder (15), the outside swing joint that runs through to hollow column (13) in the bottom of support (16) has gyro wheel (17), gyro wheel (17) and trapezoidal piece (12) cooperation are used, the outside fixedly connected with pull rod (18) of movable plate (11), the surface cover of pull rod (18) is equipped with second spring (19), the inner of second spring (19) and the outside fixed connection of movable plate (11), the outer end of second spring (19) and the inner wall fixed connection of holding tank (5), the outer end of pull rod (18) runs through to the outside of base (1).

2. A low power consumption band pass filter according to claim 1, characterized in that: the cross section of the sliding rod (7) is circular, the cross section of the sliding ring (8) is circular, and the sliding ring (8) is matched with the sliding rod (7) for use.

3. A low power consumption band pass filter according to claim 1, characterized in that: removal hole (20) have all been seted up to the both sides at base (1) top, the surface of carriage release lever (9) and the inner wall sliding connection who removes hole (20).

4. A low power consumption band pass filter according to claim 1, characterized in that: the bottom fixedly connected with slider (21) of movable plate (11), spout (22) have been seted up to the bottom of holding tank (5) inner wall, slider (21) and spout (22) sliding connection.

5. A low power consumption band pass filter according to claim 1, characterized in that: the roller (17) is positioned at the top of the trapezoidal block (12), and the bottom of the roller (17) is contacted with the top of the trapezoidal block (12).

6. A low power consumption band pass filter according to claim 1, characterized in that: one end, far away from the moving plate (11), of the pull rod (18) is fixedly connected with a pull disc (23), and anti-skidding grains are arranged on the surface of the pull disc (23).