CN214480500U

CN214480500U - Filter

Info

Publication number: CN214480500U
Application number: CN202120888020.2U
Authority: CN
Inventors: 马小民; 孙海珍; 刘祥慧
Original assignee: Weihai Heyi Electronic Technology Co ltd
Current assignee: Weihai Heyi Electronic Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-10-22
Anticipated expiration: 2031-04-27

Abstract

The application provides a filter, including the wave filter main part, the outer wall swing joint of wave filter main part has last protecting crust, the positive fixedly connected with connecting rod of last protecting crust, the outer wall fixedly connected with gag lever post of connecting rod, the outer wall fixedly connected with pull ring of connecting rod, the outer wall swing joint of wave filter main part has lower protecting crust, the positive fixedly connected with fixed plate of protecting crust down, the through-hole has been seted up at the top of fixed plate, the positive fixedly connected with limiting plate of protecting crust down. This wave filter has reached the purpose that this wave filter is convenient for protect the wave filter, has solved general wave filter and has lacked protective structure, causes the problem of the outside unexpected damage of wave filter easily to reduce the unexpected injuries such as the damage of scraping that the wave filter outside received, improved the life of wave filter, reduced people's loss, further satisfied people's user demand.

Description

Filter

Technical Field

The application belongs to the technical field of reagent kit survey, concretely relates to wave filter.

Background

The filter is a filter circuit composed of a capacitor, an inductor and a resistor, 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, and is a frequency selection device which can enable specific frequency components in the signal to pass through and greatly attenuate other frequency components.

However, the existing filter has the following defects:

1. the absence of a protective structure is liable to cause accidental damage to the outside of the filter;

2. the heat dissipation structure is lacked, and heat is not convenient to dissipate.

Disclosure of Invention

The utility model discloses the purpose is in order to solve the shortcoming that exists among the prior art, and the wave filter that proposes has the characteristics of being convenient for protect the wave filter.

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

a filter comprises a filter main body, wherein the outer wall of the filter main body is movably connected with an upper protective shell, the front surface of the upper protective shell is fixedly connected with a connecting rod, the outer wall of the connecting rod is fixedly connected with a limiting rod, and the outer wall of the connecting rod is fixedly connected with a pull ring;

the filter comprises a filter main body and is characterized in that the outer wall of the filter main body is movably connected with a lower protective shell, the front of the lower protective shell is fixedly connected with a fixed plate, a through hole is formed in the top of the fixed plate, the front of the lower protective shell is fixedly connected with a limiting plate, and heat dissipation holes are formed in the top of the upper protective shell.

In order to facilitate the connection of the upper protective shell and the lower protective shell, a limiting groove is formed in the top of the limiting plate, one end of the limiting rod penetrates through the top of the fixing plate through the through hole and extends to the inside of the limiting groove, and the limiting groove is connected with the limiting rod in a clamping mode.

In order to protect the upper protective shell and the lower protective shell, the outer wall of the lower protective shell and the outer wall of the upper protective shell are fixedly connected with protective layers, and the protective layers are wear-resistant coating glue protective layers.

In order to facilitate dust prevention, the inner walls of the heat dissipation holes are fixedly connected with dust screens, and the dust screens are stainless steel dust screens.

In order to be able to protect the filter main body by the upper protective shell and the lower protective shell, the connector on the filter is not hindered to be used, the top of the lower protective shell and the bottom of the upper protective shell are respectively provided with a second connecting hole and a first connecting hole, and the shape and the size of the combination of the second connecting hole and the first connecting hole are matched with those of the filter main body.

In order to protect the filter main body through the upper protective shell and the lower protective shell, the shape and the size of the lower protective shell are the same as those of the upper protective shell, and the shape and the size of the combination of the lower protective shell and the upper protective shell are matched with those of the filter main body.

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

1. this wave filter, through wave filter main part, limiting plate, protecting crust, connecting rod, last protecting crust, spacing groove, gag lever post and fixed plate down, reached this wave filter and be convenient for carry out the purpose protected to the wave filter, solved general wave filter and lacked protective structure, caused the problem of the outside unexpected damage of wave filter easily to reduce unexpected injuries such as scraping that the wave filter outside received, improved the life of wave filter, reduced people's loss, further satisfied people's user demand.

2. This wave filter, through last protecting crust, dust screen and the louvre that sets up, can give off last protecting crust and the inside heat of protecting crust down, avoid going up protecting crust and protecting crust inside heat too high influence the normal use of wave filter down, make people more save worry when using.

To sum up, this kind of wave filter has reached and has been convenient for protect the wave filter, improves life's purpose.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the heat dissipation holes of the present invention;

fig. 4 is a schematic view of the first connection hole structure of the present invention.

In the figure, 1, the filter body; 2. a limiting plate; 3. a lower protective shell; 4. a protective layer; 5. a connecting rod; 6. an upper protective shell; 7. a limiting groove; 8. a through hole; 9. a limiting rod; 10. a pull ring; 11. a fixing plate; 12. a dust screen; 13. heat dissipation holes; 14. a first connection hole; 15. and a second connection hole.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The filter provided in the embodiments of the present application will now be described. The filter is shown in fig. 1-4:

a filter comprises a filter main body 1, wherein the outer wall of the filter main body 1 is movably connected with an upper protective shell 6, the front surface of the upper protective shell 6 is fixedly connected with a connecting rod 5, the outer wall of the connecting rod 5 is fixedly connected with a limiting rod 9, and the outer wall of the connecting rod 5 is fixedly connected with a pull ring 10;

protective housing 3 under the outer wall swing joint of wave filter main part 1, the positive fixedly connected with fixed plate 11 of protective housing 3 down, through-hole 8 has been seted up at the top of fixed plate 11, and louvre 13 has been seted up at the positive fixedly connected with limiting plate 2 of lower protective housing 3, the top of going up protective housing 6.

In this embodiment: when the lower protective shell 3 and the upper protective shell 6 are needed to protect the filter main body 1, the filter main body 1 is put into the lower protective shell 3, then the upper protective shell 6 is used to cover the upper half part of the filter main body 1, then the limiting rod 9 is inserted into the through hole 8 to enable the limiting rod 9 to be clamped into the limiting groove 7, the position of the limiting rod 9 on the fixing plate 11 and the limiting plate 2 is fixed and limited, namely, the upper protective shell 6 and the lower protective shell 3 can be connected, so that the upper protective shell 6 and the lower protective shell 3 protect the filter main body 1, the limiting plate 2, the lower protective shell 3, the connecting rod 5, the upper protective shell 6, the limiting groove 7, the limiting rod 9 and the fixing plate 11 are used to achieve the purpose that the filter is convenient to protect the filter, the problem that the common filter lacks a protective structure and is easy to cause accidental damage outside the filter is solved, therefore, accidental injuries such as scraping and the like caused by the outside of the filter are reduced, the service life of the filter is prolonged, the loss of people is reduced, and the use requirements of people are further met.

Through last protecting crust 6, dust screen 12 and louvre 13 that set up, can give off last protecting crust 6 and the inside heat of protecting crust 3 down, avoid going up protecting crust 6 and protecting crust 3 inside heat too high influence the normal use of wave filter down, make people more save worry when using.

As the utility model discloses a technical optimization scheme, spacing groove 7 has been seted up at the top of limiting plate 2, and the one end of gag lever post 9 is passed through the top that through-hole 8 runs through fixed plate 11 and is extended to the inside of spacing groove 7, and spacing groove 7 is connected with gag lever post 9 block.

In this embodiment: the position of the limiting rod 9 on the fixing plate 11 and the limiting plate 2 can be fixed by clamping the limiting rod 9 with the limiting groove 7, so that the upper protective shell 6 and the lower protective shell 3 are connected.

As the utility model discloses a technical optimization scheme, the outer wall of lower protecting crust 3 and the equal fixedly connected with inoxidizing coating 4 of outer wall of last protecting crust 6, and inoxidizing coating 4 is the adhesive coating of wear-resisting coating.

In this embodiment: through setting up inoxidizing coating 4, can protect protecting crust 3 and last protecting crust 6 down to improve the wearability of protecting crust 3 and last protecting crust 6 down, the wear-resisting coating glue is by the wear-resisting anti-corrosion polymeric material that high performance wear-resisting ceramic particle and modified toughened resin complex obtained.

As the technical optimization scheme of the utility model, the inner wall fixedly connected with dust screen 12 of louvre 13, and dust screen 12 is the stainless steel dust screen.

In this embodiment: through setting up dust screen 12, can shelter from louvre 13, avoid dust and other foreign matters to pass through louvre 13 and enter into upper protective housing 6 in, cause the influence to the normal use of wave filter main part 1, the stainless steel is stainless acid-resistant steel for short, weak corrosion medium such as resistant air, steam and water or the steel grade that has the stainless steel is called the stainless steel.

As the technical optimization scheme of the utility model, second connecting hole 15 and first connecting hole 14 have been seted up respectively to the top of lower protecting crust 3 and the bottom of last protecting crust 6, and the shape size of the combination of second connecting hole 15 and first connecting hole 14 all matches each other with the shape size of wave filter main part 1.

In this embodiment: through setting up second connecting hole 15 and first connecting hole 14, can ensure the joint normal use on the wave filter main part 1 when protecting wave filter main part 1 at last protecting crust 6 with protecting crust 3 down.

As the technical optimization scheme of the utility model, the shape size of protecting crust 3 is the same with the size of last protecting crust 6 down, and the shape size of protecting crust 3 and the combination of last protecting crust 6 all matches each other with the shape size of wave filter main part 1 down.

In this embodiment: through setting up protective housing 6 and lower protective housing 3 and the big mutual match of shape of wave filter main part 1, be convenient for protect wave filter main part 1 through last protective housing 6 and lower protective housing 3.

The utility model discloses a theory of operation and use flow: protecting crust 3 and last protecting crust 6 when protecting wave filter main part 1 under needs use, put into protecting crust 3 down with wave filter main part 1, use protecting crust 6 to cover the first half of wave filter main part 1 after that, insert the gag lever post 9 in the through-hole 8 and make the gag lever post 9 card go into the spacing groove 7 after that, it is spacing to make the position of gag lever post 9 on fixed plate 11 and limiting plate 2 fix, can connect last protecting crust 6 and lower protecting crust 3, make and go up protecting crust 6 and lower protecting crust 3 and protect wave filter main part 1.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A filter comprising a filter body (1), characterized in that: the outer wall of the filter main body (1) is movably connected with an upper protective shell (6), the front face of the upper protective shell (6) is fixedly connected with a connecting rod (5), the outer wall of the connecting rod (5) is fixedly connected with a limiting rod (9), and the outer wall of the connecting rod (5) is fixedly connected with a pull ring (10); the filter comprises a filter main body (1), wherein the outer wall of the filter main body is movably connected with a lower protective shell (3), the front surface of the lower protective shell (3) is fixedly connected with a fixing plate (11), a through hole (8) is formed in the top of the fixing plate (11), the front surface of the lower protective shell (3) is fixedly connected with a limiting plate (2), and heat dissipation holes (13) are formed in the top of an upper protective shell (6).

2. A filter according to claim 1, characterized in that: limiting groove (7) have been seted up at the top of limiting plate (2), the one end of gag lever post (9) runs through the top of fixed plate (11) and extends to the inside of gag lever post (7) through-hole (8), and gag lever post (9) block is connected.

3. A filter according to claim 1, characterized in that: the outer wall of the lower protective shell (3) and the outer wall of the upper protective shell (6) are fixedly connected with protective layers (4), and the protective layers (4) are wear-resistant coating glue protective layers.

4. A filter according to claim 1, characterized in that: the inner wall of the heat dissipation hole (13) is fixedly connected with a dust screen (12), and the dust screen (12) is a stainless steel dust screen.

5. A filter according to claim 1, characterized in that: and the top of the lower protective shell (3) and the bottom of the upper protective shell (6) are respectively provided with a second connecting hole (15) and a first connecting hole (14), and the combined shape and size of the second connecting hole (15) and the first connecting hole (14) are matched with the shape and size of the filter main body (1).

6. A filter according to claim 1, characterized in that: the shape and size of the lower protective shell (3) are the same as those of the upper protective shell (6), and the combined shape and size of the lower protective shell (3) and the upper protective shell (6) are matched with those of the filter main body (1).