CN213072601U

CN213072601U - Filter with dustproof construction

Info

Publication number: CN213072601U
Application number: CN202021581196.5U
Authority: CN
Inventors: 贺博呤
Original assignee: Suzhou Lingweikang Communication Technology Co ltd
Current assignee: Suzhou Lingweikang Communication Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-04-27
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a wave filter with dustproof construction, including bottom plate, first protecting crust and second protecting crust, the equal threaded connection in both sides of first protecting crust and second protecting crust has fastening bolt, set up the screw thread blind hole that supplies fastening bolt screw in on the bottom plate, the top fixed mounting of bottom plate has a plurality of damping spring, damping spring's top fixed mounting has the backup pad, the wave filter body has been placed at the top of backup pad, the equal fixed mounting in both sides of wave filter body has conductive pillar, the expansion mouth that supplies to lead electrical pillar to pass is all seted up to the both sides of first protecting crust and second protecting crust, fixed mounting has a plurality of shock attenuation shells on the interior roof of first protecting crust, the inside sliding connection of shock attenuation shell has the slide. The utility model relates to a wave filter technical field, simple structure, the installation is dismantled conveniently, has fine dustproof effect, is favorable to prolonging the life of wave filter.

Description

Filter with dustproof construction

Technical Field

The utility model relates to a wave filter technical field especially relates to a wave filter with dustproof construction.

Background

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

The existing filter lacks a dustproof structure, so that the filter is easily influenced by dust in the using process, the using performance is reduced, and the long-time use of the filter is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art, and the filter with dustproof construction that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a filter with a dustproof structure comprises a bottom plate, a first protective shell and a second protective shell, wherein fastening bolts are in threaded connection with two sides of the first protective shell and the second protective shell, threaded blind holes for screwing the fastening bolts in are formed in the bottom plate, a plurality of damping springs are fixedly mounted at the top of the bottom plate, a supporting plate is fixedly mounted at the tops of the damping springs, a filter body is placed at the top of the supporting plate, conductive columns are fixedly mounted on two sides of the filter body, movable openings for the conductive columns to penetrate through are formed in two sides of the first protective shell and the second protective shell, a plurality of damping shells are fixedly mounted on the inner top wall of the first protective shell, a sliding plate is connected to the inside of each damping shell in a sliding manner, a compression spring is fixedly mounted on one side of the sliding plate, and the other end of the compression spring is fixedly connected with the inner wall of each damping shell, the opposite side fixed mounting of slide has the slide bar, set up on the shock attenuation shell and supply the gliding opening of slide bar, the inside sliding connection of first protecting crust has the heat-conducting plate, the slide bar passes open-ended one end and heat-conducting plate fixed connection, a plurality of fin of top fixed mounting of heat-conducting plate, the gliding sliding opening of confession fin has all been seted up at the top of first protecting crust and second protecting crust.

Preferably, the top of bottom plate symmetry fixed mounting has two gag lever posts, gag lever post and backup pad sliding connection.

Preferably, the top of the supporting plate is fixedly provided with a rubber pad, and the top of the rubber pad is provided with anti-skid grains.

Preferably, two inserting plates are symmetrically installed on one side of the first protecting shell, and a slot for inserting the inserting plate is formed in one side of the second protecting shell.

Preferably, the bottom of the heat conducting plate is fixedly provided with heat conducting silica gel, and the thickness of the heat conducting silica gel is 20mm-40 mm.

Preferably, the number of the damping springs is three, and the intervals between the three damping springs are equal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the filter body is placed on the supporting plate, the fastening bolt in threaded connection on the second protective shell is screwed into the threaded blind hole formed in the bottom plate, the second protective shell is installed, the plug board installed on the first protective shell is inserted into the slot formed in the second protective shell, and the fastening bolt in threaded connection on the first protective shell is screwed into the threaded blind hole formed in the bottom plate, so that the first protective shell is installed and fixed;

2. the rubber pad moves upwards through the elasticity of the damping spring, the filter body is pushed to move upwards through the rubber pad, the sliding plate slides downwards through the elasticity of the compression spring, the sliding plate slides downwards to drive the sliding rod to slide downwards, the heat conducting plate is pushed to move downwards through the sliding rod, and the filter body is clamped through the matching use of the heat conducting plate and the supporting plate, so that the installation of the filter body is more stable;

3. elasticity through damping spring and compression spring reaches fine buffering shock attenuation effect, when the wave filter body receives the impact, can effectual dispersion impact force, is favorable to protecting the use of wave filter body, and can cushion the atress that the wave filter body received through the cooperation of rubber pad and heat conduction silica gel, avoids haring the wave filter body, avoids influencing the quality of wave filter body, is favorable to prolonging the life of wave filter body.

Drawings

Fig. 1 is a schematic diagram of a main structure of a filter with a dustproof structure according to the present invention;

fig. 2 is a schematic cross-sectional view of a filter with a dustproof structure in a front view direction according to the present invention;

fig. 3 is an enlarged view of a structure at a in fig. 2.

In the figure: 1. a base plate; 2. a damping spring; 3. a support plate; 4. a rubber pad; 5. a limiting rod; 6. a first protective shell; 7. inserting plates; 8. fastening a bolt; 9. a filter body; 10. a conductive post; 11. a heat conducting plate; 12. heat conducting silica gel; 13. a heat sink; 14. a shock-absorbing shell; 15. a slide plate; 16. a compression spring; 17. a slide bar; 18. a second protective shell.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a filter with a dustproof structure comprises a bottom plate 1, a first protective shell 6 and a second protective shell 18, wherein fastening bolts 8 are connected to both sides of the first protective shell 6 and the second protective shell 18 through threads, threaded blind holes for screwing the fastening bolts 8 are formed in the bottom plate 1, a plurality of damping springs 2 are fixedly installed at the top of the bottom plate 1, a supporting plate 3 is fixedly installed at the top of each damping spring 2, a filter body 9 is placed at the top of the supporting plate 3, conductive posts 10 are fixedly installed at both sides of the filter body 9, movable openings for the conductive posts 10 to pass through are formed at both sides of the first protective shell 6 and the second protective shell 18, a plurality of damping shells 14 are fixedly installed on the inner top wall of the first protective shell 6, a sliding plate 15 is connected to the inside of each damping shell 14 in a sliding manner, a compression spring 16 is fixedly installed at one side of the sliding plate 15, and the other end of the compression spring 16, slide bar 17 is fixedly mounted on the other side of slide 15, the shock attenuation shell 14 is last to have seted up and to have supplied the gliding opening of slide bar 17, the inside sliding connection of first protecting sheathing 6 has heat-conducting plate 11, slide bar 17 passes open-ended one end and heat-conducting plate 11 fixed connection, a plurality of fin 13 of top fixed mounting of heat-conducting plate 11, the gliding sliding opening of confession fin 13 has all been seted up at the top of first protecting sheathing 6 and second protecting sheathing 18.

Wherein, the top symmetry fixed mounting of bottom plate 1 has two gag lever posts 5, and

gag lever post

5 and 3 sliding connection of backup pad carry on spacingly through reciprocating of gag lever post 5 to backup pad 3, avoid backup pad 3 to take place the skew at the in-process position that removes, have improved the stability that backup pad 3 removed.

Wherein, the top fixed mounting of backup pad 3 has rubber pad 4, and anti-skidding line has been seted up at the top of rubber pad 4, cooperatees through backup pad 3 and rubber pad 4, effectively avoids the circumstances of damage appearing in the guarantor filter body 9 that leads to because of the clamp force is too big, has increased the frictional force between rubber pad 4 and the filter body 9 through the anti-skidding line of seting up on the rubber pad 4, further improvement filter body 9's stability.

Wherein, two picture pegs 7 are installed to one side symmetry of first protecting crust 6, and the slot that supplies picture peg 7 male is seted up to one side of second protecting crust 18, and the cooperation through picture peg 7 and slot makes the installation of first protecting crust 6 and second protecting crust 18 more stable.

The bottom of the heat conducting plate 11 is fixedly provided with heat conducting silica gel 12, the thickness of the heat conducting silica gel 12 is 20mm-40mm, the heat radiation of the filter body 9 is facilitated through the heat conducting silica gel 12, and the heat conducting silica gel 12 has the advantages of being good in moisture resistance, dust resistance, corrosion resistance, shock resistance and the like.

Wherein, damping spring 2's quantity is three, and the interval between three damping spring 2 is equal, and the elasticity that utilizes three damping spring 2 is more stable to the support of wave filter body 9, has improved the stability of wave filter body 9 installation.

The working principle is as follows: in the utility model, the filter body 9 is placed on the supporting plate 3 during installation, the fastening bolt 8 which is connected with the second protective shell 18 through screw thread is screwed into the screw thread blind hole which is arranged on the bottom plate 1, the installation of the second protective shell 18 is realized, the plug board 7 which is arranged on the first protective shell 6 is inserted into the slot which is arranged on the second protective shell 18, the fastening bolt 8 which is connected with the first protective shell 6 through screw thread is screwed into the screw thread blind hole which is arranged on the bottom plate 1, the installation and fixation of the first protective shell 6 are realized, the filter body 9 is well dustproof through the matching use of the first protective shell 6 and the second protective shell 18, the filter is prevented from being influenced by dust easily in the using process, the problem that the long-time use of the filter is not facilitated is solved, the rubber pad 4 is moved upwards by utilizing the elasticity of the damping spring 2, the rubber pad 4 is pushed to move upwards through the rubber pad 4, utilize compression spring 16's elasticity to make slide 15 lapse, drive slide bar 17 lapse, promote heat-conducting plate 11 lapse through slide bar 17, use through heat-conducting plate 11 and backup pad 3's cooperation and carry out the centre gripping to wave filter body 9, make wave filter body 9's installation more stable, elasticity through damping spring 2 and compression spring 16 reaches fine buffering shock attenuation effect, when wave filter body 9 receives the impact, can effectual dispersion impact force, be favorable to protecting wave filter body 9's use, and can cushion wave filter body 9 atress through the cooperation of rubber pad 4 and heat conduction silica gel 12, avoid damaging wave filter body 9, avoid influencing wave filter body 9's quality, be favorable to prolonging wave filter body 9's life.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The filter with the dustproof structure comprises a bottom plate (1), a first protective shell (6) and a second protective shell (18), and is characterized in that fastening bolts (8) are in threaded connection with two sides of the first protective shell (6) and the second protective shell (18), threaded blind holes for screwing the fastening bolts (8) are formed in the bottom plate (1), a plurality of damping springs (2) are fixedly installed at the top of the bottom plate (1), a supporting plate (3) is fixedly installed at the top of each damping spring (2), a filter body (9) is placed at the top of the supporting plate (3), conductive columns (10) are fixedly installed on two sides of the filter body (9), movable openings for the conductive columns (10) to penetrate through are formed in two sides of the first protective shell (6) and the second protective shell (18), a plurality of damping shells (14) are fixedly installed on the inner top wall of the first protective shell (6), the inside sliding connection of shock attenuation shell (14) has slide (15), one side fixed mounting of slide (15) has compression spring (16), the other end of compression spring (16) and the inner wall fixed connection of shock attenuation shell (14), the opposite side fixed mounting of slide (15) has slide bar (17), set up on shock attenuation shell (14) and supply the gliding opening of slide bar (17), the inside sliding connection of first protecting crust (6) has heat-conducting plate (11), open-ended one end and heat-conducting plate (11) fixed connection are passed in slide bar (17), a plurality of fin of top fixed mounting (13) of heat-conducting plate (11), the gliding sliding opening of confession fin (13) has all been seted up at the top of first protecting crust (6) and second protecting crust (18).

2. The filter with the dustproof structure according to claim 1, wherein two limiting rods (5) are symmetrically and fixedly installed on the top of the bottom plate (1), and the limiting rods (5) are slidably connected with the supporting plate (3).

3. The filter with the dustproof structure according to claim 1, wherein a rubber pad (4) is fixedly installed on the top of the supporting plate (3), and anti-skid lines are formed on the top of the rubber pad (4).

4. The filter with the dustproof structure according to claim 1, wherein two insertion plates (7) are symmetrically installed on one side of the first protective shell (6), and one side of the second protective shell (18) is provided with an insertion slot for inserting the insertion plates (7).

5. The filter with the dustproof structure according to claim 1, wherein a heat conducting silica gel (12) is fixedly installed at the bottom of the heat conducting plate (11), and the thickness of the heat conducting silica gel (12) is 20mm-40 mm.

6. A filter having a dustproof structure according to claim 1, wherein the number of said damper springs (2) is three, and the intervals between three said damper springs (2) are equal.