CN217010249U

CN217010249U - Alternating current filter

Info

Publication number: CN217010249U
Application number: CN202220311124.1U
Authority: CN
Inventors: 沈跃林; 彭文威
Original assignee: Jinmeijia Electronics Shenzhen Co ltd
Current assignee: Jinmeijia Electronics Shenzhen Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-07-19
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to the technical field of filters, in particular to an alternating current filter which comprises a filter and a wiring structure, wherein the wiring structure comprises a wiring board communicated to the inside of the filter, the upper end of the wiring board is electrically connected with a conductive sleeve, and the upper end of the conductive sleeve is connected with a fastening screw; and protective structure, protective structure includes wiring structure lower extreme cladding and fixed connection the terminal box on the wave filter lateral wall, and terminal box upper end cover is established and the fixed connection protection casing, and beneficial effect is: the utility model provides a protective structure will wiring the structure cladding, makes wiring end inside be encapsulated situation, guarantees its inside drying, prevents that external dust steam from entering into wiring end inside, and the result of use that influences wiring end leads to the wave filter to damage even, can effectively increase protective properties to effectively prolong the life of wave filter.

Description

Alternating current filter

Technical Field

The utility model relates to the technical field of filters, in particular to an alternating current filter.

Background

The 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 utility model provides an alternating current filter which is used for solving the problems that wiring ends used for wiring are arranged at two ends of the filter, the wiring ends of a common filter are directly exposed outside, dust or water vapor can fall onto the wiring ends in the using process to influence the use or cause the damage of the filter, and the service life of the filter can be shortened due to the fact that a corresponding protection structure is not arranged.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an ac filter to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: an AC filter comprises

The filter comprises a filter, wherein the upper end and the lower end of the filter are integrally formed and provided with mounting plates, the mounting plates are fixedly connected to a mounting plane through bolts, the left end and the right end of the filter are provided with wiring structures, the wiring structures are provided with protective structures, and the wiring structures and the protective structures form wiring ends;

the wiring structure comprises a wiring board communicated to the inside of the filter, the upper end of the wiring board is electrically connected with a conductive sleeve, and the upper end of the conductive sleeve is connected with a fastening screw; and

the protective structure comprises a junction box, the lower end of the wiring structure is wrapped and fixedly connected to the side wall of the filter, and the upper end of the junction box is sleeved with and fixedly connected with a protective cover.

Preferably, terminal box one end fixed connection is on the wave filter lateral wall, the wiring groove has been seted up to terminal box upper end inside, the wiring structure sets up in the wiring groove, the threading mouth has been seted up on the wiring groove front end lateral wall, the sealed pad of threading mouth inner wall fixed connection, wear the wire in the threading mouth, wire tip electric connection is in the conductive sleeve in the wiring structure to through fastening screw fastening intercommunication, the terminal box is close to the one end upside protrusion of wave filter and is equipped with the stopper.

Preferably, the protective cover is formed by combining a top plate, a front side plate, a rear side plate and a left side plate, the protective cover is sleeved on the outer side of the upper end of the junction box, a wire pressing groove corresponding to a threading opening in the junction box is formed in the left side plate of the protective cover, a sealing gasket is fixedly connected to the inner wall of the wire pressing groove, and the wire pressing groove is sleeved on the outer side of the upper end of a wire.

Preferably, the terminal box and the side edge of the protective cover are provided with corresponding fixing holes, and the protective cover is sleeved outside the upper end of the terminal box and the rear fixing holes are correspondingly superposed and fixedly connected through bolts.

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

the utility model provides a protective structure will wiring the structure cladding, makes wiring end inside be encapsulated situation, guarantees its inside drying, prevents that external dust steam from entering into wiring end inside, and the result of use that influences wiring end leads to the wave filter to damage even, can effectively increase protective properties to effectively prolong the life of wave filter.

Drawings

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

fig. 2 is a schematic view of the structure of the terminal of fig. 1;

FIG. 3 is a right side view of FIG. 2;

fig. 4 is an enlarged schematic view of a structure in fig. 1.

In the figure: the filter comprises a filter 1, a mounting plate 2, a wiring end 3, a wire 4, a wiring box 5, a protective cover 6, a wire pressing groove 7, a sealing gasket 8, a limiting block 9, a threading opening 10, a fixing hole 11, a wiring groove 12, a wiring plate 13, a conductive sleeve 14 and a fastening screw 15.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the utility model and are not limiting of the utility model, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 4, the present invention provides a technical solution: an AC filter comprises

The filter comprises a filter 1, wherein the upper end and the lower end of the filter 1 are integrally formed and are provided with mounting plates 2, the mounting plates 2 are fixedly connected to a mounting plane through bolts, the left end and the right end of the filter 1 are provided with wiring structures, the wiring structures are provided with protective structures, and the wiring structures and the protective structures form wiring ends 3;

the wiring structure comprises a wiring board 13 communicated to the interior of the filter 1, the upper end of the wiring board 13 is electrically connected with a conductive sleeve 14, and the upper end of the conductive sleeve 14 is connected with a fastening screw 15; and

the protective structure comprises a junction box 5, the lower end of the wiring structure is coated and fixedly connected to the side wall of the filter 1, and the upper end of the junction box 5 is sleeved and fixedly connected with a protective cover 6;

one end of a junction box 5 is fixedly connected to the side wall of the filter 1, a wiring groove 12 is formed in the upper end of the junction box 5, a wiring structure is arranged in the wiring groove 12, a threading opening 10 is formed in the side wall of the front end of the wiring groove 12, a sealing gasket 8 is fixedly connected to the inner wall of the threading opening 10, a wire 4 penetrates through the threading opening 10, the end portion of the wire 4 is electrically connected into a conductive sleeve 14 in the wiring structure and is fastened and communicated through a fastening screw 15, a limiting block 9 is convexly arranged on the upper side of one end, close to the filter 1, of the junction box 5, the wiring structure can be protected through the junction box 5, the stability of the wiring structure can be improved, the using effect of the wiring structure is improved, the connection of the wire 4 is facilitated, and the using convenience is improved;

the protective cover 6 is formed by combining a top plate, front and rear side plates and a left side plate, the protective cover 6 is sleeved on the outer side of the upper end of the junction box 5, a wire pressing groove 7 corresponding to a threading opening 10 in the junction box 5 is formed in the left side plate of the protective cover 6, a sealing gasket 8 is fixedly connected to the inner wall of the wire pressing groove 7, the wire pressing groove 7 is sleeved on the outer side of the upper end of the wire 4, the upper end of the junction box 5 can be covered by the protective cover 6, the wiring structure is covered, the protection effect on the wiring structure is improved, the waterproof and dustproof effects are improved, the sealing performance can be effectively improved by matching the wire pressing groove 7 with the threading opening 10, the position of the wire 4 is limited, and the situation that the wire shakes off or is broken and the use effect is influenced is avoided;

the corresponding fixed orifices 11 have been seted up to

terminal box

5 and 6 sides of protection casing, and 6 covers of protection casing are established and are corresponded the coincidence in 5 upper end outside rear fixed orifices 11 to through bolt fixed connection, fix protection casing 6 in the 5 upper end outside of terminal box through the bolt, be convenient for install and dismantle, conveniently dismantle protection casing 6 and carry out the installation of wire and demolish, or carry out wiring structure's maintenance, increase convenience of use.

Although the illustrative embodiments of the present application have been described above to enable those skilled in the art to understand the present application, the present application is not limited to the scope of the embodiments, and various modifications within the spirit and scope of the present application defined and determined by the appended claims will be apparent to those skilled in the art from this disclosure.

Claims

1. An ac filter, characterized by: comprises that

The filter comprises a filter (1), wherein the upper end and the lower end of the filter (1) are integrally formed and provided with mounting plates (2), the mounting plates (2) are fixedly connected to a mounting plane through bolts, wiring structures are arranged at the left end and the right end of the filter (1), the wiring structures are provided with protective structures, and the wiring structures and the protective structures form wiring ends (3);

the wiring structure comprises a wiring board (13) communicated to the inside of the filter (1), the upper end of the wiring board (13) is electrically connected with a conductive sleeve (14), and the upper end of the conductive sleeve (14) is connected with a fastening screw (15); and

the protective structure comprises a junction box (5) which is coated at the lower end of the wiring structure and is fixedly connected to the side wall of the filter (1), and a protective cover (6) is sleeved and fixedly connected to the upper end of the junction box (5).

2. An ac filter according to claim 1, wherein: terminal box (5) one end fixed connection is on wave filter (1) lateral wall, inside wiring groove (12) have been seted up in terminal box (5) upper end, the wiring structure sets up in wiring groove (12), threading mouth (10) have been seted up on wiring groove (12) front end lateral wall, the sealed pad (8) of threading mouth (10) inner wall fixed connection, wear wire (4) in threading mouth (10), wire (4) tip electric connection is in the electrically conductive cover (14) in the wiring structure to through fastening screw (15) fastening intercommunication, terminal box (5) are close to the one end upside protrusion of wave filter (1) and are equipped with stopper (9).

3. An ac filter according to claim 1, wherein: the protection casing (6) are formed by roof, front and back curb plate and left side board combination, the protection casing (6) cover is established in terminal box (5) upper end outside, set up on the left side board of protection casing (6) and go up wire pressing groove (7) that threading mouth (10) correspond on terminal box (5), wire pressing groove (7) inner wall fixed connection is sealed fills up (8), wire pressing groove (7) cover is established in wire (4) upper end outside.

4. An ac filter according to claim 1, wherein: the side edges of the junction box (5) and the protective cover (6) are provided with corresponding fixing holes (11), the protective cover (6) is sleeved on the rear fixing holes (11) on the outer side of the upper end of the junction box (5) to be correspondingly superposed and fixedly connected through bolts.