CN210609087U

CN210609087U - Adjustable high-order filter

Info

Publication number: CN210609087U
Application number: CN201922027787.1U
Authority: CN
Inventors: 杜荣久; 杜玮豪; 杨素芹
Original assignee: Nanjing Jiuding Guoxin Technology Co Ltd
Current assignee: Nanjing Jiuding Guoxin Technology Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-05-22
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses an adjustable high order filter relates to wave filter technical field, which comprises a base, there is the cavity inside the beginning of base, and the middle part fixedly connected with supporting component of diapire in the cavity, the equal fixedly connected with shock attenuation part in both sides of diapire in the base, supporting component include the supporting shoe, and two sets of symmetrical recesses have been seted up to the upper surface of supporting shoe. The utility model relates to a rational in infrastructure, it can be through setting up the shock attenuation pole, receive under the exogenic action in the backup pad, can turn into the pulling force of first damping spring with external pressure, elastic deformation through first damping spring absorbs this vibrations effort, thereby play for the first time and carry out absorbing purpose to the wave filter body, through setting up the shock attenuation part, can receive the pressure of vibrations in the backup pad when, can conduct to second damping spring through the movable rod, thereby realize absorbing the purpose of this vibrations effort through the flexible second time that comes of second damping spring.

Description

Adjustable high-order filter

Technical Field

The utility model relates to a wave filter technical field specifically is an adjustable high order wave filter.

Background

The filter is a filter circuit consisting of a capacitor, an inductor and a resistor, and can effectively filter a frequency point of a specific frequency in a power line or frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency.

The unmanned automobile is one of intelligent automobiles, also called as a wheeled mobile robot, and mainly depends on an intelligent driving instrument which is arranged in the automobile and mainly comprises a computer system to realize the purpose of unmanned driving, in order to ensure the safety performance of the unmanned automobile, a direct-current power supply filter in the unmanned automobile generally needs to be provided with a damping device at the bottom when being installed, but the damping device of the existing unmanned automobile power supply filter is generally simpler and has poor damping effect, therefore, the damping device of the bottom of the filter with adjustable high order is provided to reduce the influence of external vibration on the filter.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a tunable high order filter in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable high-order filter comprises a base, wherein a cavity is formed at the open end of the interior of the base, a supporting part is fixedly connected to the middle of the inner bottom wall of the cavity, shock absorption parts are fixedly connected to both sides of the inner bottom wall of the base, the supporting part comprises a supporting block, two groups of symmetrical grooves are formed in the upper surface of the supporting block, a rotary drum is fixedly hinged to the interior of each groove through a pin shaft, an inclined shock absorption rod is fixedly connected to the outer surface of each rotary drum, a first damping spring is arranged between the two shock absorption rods, a supporting plate is arranged in the base, two groups of symmetrical first sliding grooves are formed in the bottom surface of the supporting plate, a first sliding block matched with the first sliding grooves is slidably connected to the interior of each first sliding groove, and the bottom surfaces of the two groups of first sliding blocks are fixedly connected with the upper surfaces of the two groups of, every the shock attenuation part all includes the surge drum, the interior diapire fixedly connected with two sets of symmetrical surge drums of cavity, the inside of every surge drum all is provided with second damping spring, and the inside of every surge drum all is provided with the movable rod, and the upper surface of four movable rods respectively with four edges fixed connection of backup pad bottom surface.

Furthermore, a second sliding groove is formed in the inner side wall of the cavity, a second sliding block matched with the second sliding groove is connected to the inner side wall of the second sliding groove in a sliding mode, and each side face, close to the supporting plate, of each second sliding block is fixedly connected with the outer surface of the supporting plate.

Furthermore, the top end of the second damping spring is fixedly connected with the bottom surface of the movable rod, and the bottom end of the second damping spring is fixedly connected with the bottom wall of the shock absorption cylinder.

Furthermore, the number of the second sliding grooves is at least four, and the four second sliding grooves are respectively arranged at the middle upper parts of the four inner side walls of the cavity.

Furthermore, at least two first damping springs are arranged between the two shock absorption rods, and the left end and the right end of each first damping spring are fixedly connected with one side face, close to the two shock absorption rods, of each first damping spring.

Furthermore, the bottom surface of the base is fixedly connected with rubber strips which are arranged at equal intervals, and the length value of the rubber strips is equal to that of the base.

Thirdly), the beneficial effects are as follows:

compared with the prior art, the adjustable high-order filter has the following beneficial effects:

one, the utility model discloses a set up the shock attenuation pole, receive external force effect at the backup pad under, can turn into the pulling force of first damping spring with external pressure, the elastic deformation through first damping spring absorbs this vibrations effort to play for the first time and carry out absorbing purpose to the wave filter body, through setting up the shock attenuation part, can receive the pressure of vibrations in the backup pad, can conduct to second damping spring through the movable rod, thereby come the second time through the flexible purpose that realizes absorbing this vibrations effort of second damping spring.

Two, the utility model discloses a set up the second spout, under the effect of second slider, enable the backup pad and remain the horizontality throughout to avoid the backup pad slope to lead to the filter body slope, thereby lead to its influenced, through setting up the rubber strip, can the outside vibrations effort conduction of effectual reduction to the inside of this filter body, with the protection the device of maximize.

Drawings

Fig. 1 is a cross-sectional view of a front view of a base of the present invention;

FIG. 2 is a cross-sectional view of a front view of the shock absorbing member of the present invention;

fig. 3 is a perspective view of the support member of the present invention.

In the figure: 1. a base; 101. a second chute; 102. a second slider; 103. a rubber strip; 104. a cavity; 2. a shock-absorbing member; 201. a damper cylinder; 202. a second damping spring; 203. a movable rod; 3. a support member; 301. a support block; 302. a rotating drum; 303. a groove; 304. a first damping spring; 305. a shock-absorbing lever; 306. a first chute; 307. a first slider; 308. a support plate; 4. a filter body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: an adjustable high-order filter comprises a base 1, a cavity 104 is formed at the open end of the inside of the base 1, a supporting part 3 is fixedly connected to the middle of the inner bottom wall of the cavity 104, shock absorption parts 2 are fixedly connected to both sides of the inner bottom wall of the base 1, the supporting part 3 comprises a supporting block 301, two groups of symmetrical grooves 303 are formed in the upper surface of the supporting block 301, a rotating cylinder 302 is fixedly hinged to the inside of each groove 303 through a pin shaft, an inclined shock absorption rod 305 is fixedly connected to the outer surface of each rotating cylinder 302, a first damping spring 304 is arranged between the two shock absorption rods 305, a supporting plate 308 is arranged inside the base 1, two groups of symmetrical first sliding grooves 306 are formed in the bottom surface of the supporting plate 308, a first sliding block 307 matched with the first sliding grooves 306 is connected to the inside of each first sliding groove 306 in a sliding manner, and the bottom surfaces of the two groups of first sliding blocks 307 are fixedly, the last fixed surface of backup pad 308 is connected with filter body 4, and every shock attenuation part 2 all includes damper 201, and the inner diapire fixedly connected with of cavity 104 has two sets of symmetrical damper 201, and the inside of every damper 201 all is provided with second damping spring 202, and the inside of every damper 201 all is provided with movable rod 203, and four movable rod 203's upper surface respectively with four edges fixed connection of backup pad 308 bottom surface.

Further, second spout 101 has been seted up to the inside wall of cavity 104, and the inside sliding connection of second spout 101 has second slider 102 with second spout 101 looks adaptation, and every second slider 102 is close to the side of backup pad 308 all with the surface fixed connection of backup pad 308, through setting up second spout 101, under the effect of second slider 102, can make backup pad 308 remain the horizontality all the time to avoid filter body 4 to take place the slope and lead to influencing its performance.

Further, the top end of the second damping spring 202 is fixedly connected with the bottom surface of the movable rod 203, the bottom end of the second damping spring 202 is fixedly connected with the bottom wall of the shock absorption cylinder 201, and the second damping spring 202 can absorb vertical vibration acting force from the outside again through the elastic action of the second damping spring 202.

Furthermore, the number of the second sliding grooves 101 is at least four, and the four second sliding grooves 101 are respectively arranged at the middle upper parts of the four inner side walls of the cavity 104, and the second sliding grooves 101 are at least four, so that the supporting plate 308 is kept in a horizontal state to the maximum extent, and the bottom device can be kept in a horizontal state when being damaged.

Further, at least two first damping springs 304 are arranged between the two shock absorption rods 305, the left end and the right end of each first damping spring 304 are fixedly connected with one side face, close to the two shock absorption rods 305, respectively, and horizontal acting force from the outside can be absorbed by the aid of elastic acting force of the first damping springs 304 through the arrangement of the first damping springs 304.

Further, the bottom surface fixedly connected with of base 1 has the rubber strip 103 that the equidistance was arranged, and the length value of rubber strip 103 equals with the length value of base 1, through setting up rubber strip 103, can be through the isolated outside vibrations effort of rubber strip 103, the influence that the outside vibrations effort of reduction of maximize produced the device.

The working principle is as follows: when the external vibration force is transmitted to the inside of the device, the two groups of shock absorption rods 305 swing left and right under the vibration force, so that the first damping spring 304 between the two shock absorption rods 305 is pulled under the action of the external force, at the moment, the first damping spring 304 absorbs the vibration force for the first time through the elastic deformation of the first damping spring 304, meanwhile, the vibration force presses the second damping spring 202 downwards through the movable rod 203, at the moment, the second damping spring 202 absorbs the vibration force for the second time through the elastic action of the second damping spring 202, and the filter body 4 can be fully damped through absorbing the vibration force for two times.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 tunable high order filter comprising a base (1), characterized in that: the shock absorption device comprises a base (1), a cavity (104) is formed at the open end of the interior of the base (1), a supporting part (3) is fixedly connected to the middle of the inner bottom wall of the cavity (104), shock absorption parts (2) are fixedly connected to both sides of the inner bottom wall of the base (1), the supporting part (3) comprises a supporting block (301), two groups of symmetrical grooves (303) are formed in the upper surface of the supporting block (301), a rotary drum (302) is fixedly hinged to the interior of each groove (303) through a pin shaft, an inclined shock absorption rod (305) is fixedly connected to the outer surface of each rotary drum (302), a first damping spring (304) is arranged between the two shock absorption rods (305), a supporting plate (308) is arranged in the base (1), two groups of symmetrical first sliding grooves (306) are formed in the bottom surface of the supporting plate (308), a first sliding block (307) matched with the first sliding grooves (306) is slidably connected to the interior of each first sliding groove (, and the bottom surface of two sets of first sliders (307) is connected with the fixed surface of the upper surface of two sets of shock-absorbing rods (305) respectively, the fixed surface of the upper surface of backup pad (308) is connected with filter body (4), every shock attenuation part (2) all include shock tube (201), the inner diapire fixedly connected with two sets of symmetrical shock tubes (201) of cavity (104), the inside of every shock tube (201) all is provided with second damping spring (202), the inside of every shock tube (201) all is provided with movable rod (203), and the upper surface of four movable rods (203) respectively with four edges fixed connection of backup pad (308) bottom surface.

2. A tunable high order filter according to claim 1, wherein: a second sliding groove (101) is formed in the inner side wall of the cavity (104), a second sliding block (102) matched with the second sliding groove (101) is connected to the inner portion of the second sliding groove (101) in a sliding mode, and one side face, close to the supporting plate (308), of each second sliding block (102) is fixedly connected with the outer surface of the supporting plate (308).

3. A tunable high order filter according to claim 1, wherein: the top end of the second damping spring (202) is fixedly connected with the bottom surface of the movable rod (203), and the bottom end of the second damping spring (202) is fixedly connected with the inner bottom wall of the shock absorption cylinder (201).

4. A tunable higher order filter according to claim 2, wherein: the number of the second sliding grooves (101) is at least four, and the four second sliding grooves (101) are respectively arranged at the middle upper parts of the four inner side walls of the cavity (104).

5. A tunable high order filter according to claim 1, wherein: at least two first damping springs (304) are arranged between the two shock absorption rods (305), and the left end and the right end of each first damping spring (304) are fixedly connected with one side face, close to the two shock absorption rods (305), respectively.

6. A tunable high order filter according to claim 1, wherein: the bottom surface of base (1) fixedly connected with equidistant rubber strip (103) of arranging, and the length value of rubber strip (103) is equal with the length value of base (1).