CN219718335U - Reduced-version dual-local-oscillator dual-polarization dual-output KU band frequency demultiplier - Google Patents

Abstract

The utility model discloses a reduced dual-local oscillator dual-polarized dual-output KU wave band frequency reducer which comprises a machine shell, an upper shell, a lower shell, a cover plate, a protective cover, a compartment, a mounting hole and a connector. The utility model adopts the upper shell and the lower shell to realize the assembly of the frequency reducer, and realizes the installation and fixation of the partition through the cover plate, thereby being beneficial to improving the assembly convenience, simplifying the production process, simultaneously receiving horizontal and vertical signals, distinguishing respective frequencies at the later stage through respective local oscillators, synthesizing the respective frequencies into two outputs, facilitating the simultaneous working and use of a plurality of televisions, changing the traditional DR medium vibration starting, manually adjusting the frequency modulation, adopting the integrated circuit IC vibration starting at present and adopting the die-casting formed joint, not needing an external output head, reducing the artificial operation intensity and stabilizing the frequency.

Description

Reduced-version dual-local-oscillator dual-polarization dual-output KU band frequency demultiplier

Technical Field

The utility model relates to the technical field of frequency demultiplier application, in particular to a reduced dual-local oscillator dual-polarized dual-output KU band frequency demultiplier.

Background

The KU frequency band can be used for television broadcast signal transmission, a satellite antenna and a frequency demultiplier on the ground, a digital machine and a coaxial cable, and the KU frequency band can be used for receiving signals from a geosynchronous satellite for a plurality of users.

In the prior patent CN201820687192.1, the frequency demultiplier has compact structure and small volume; however, the existing communication signal frequency demultiplier has complex production process, easy frequency drift and inconvenient installation of the frequency demultiplier, thereby increasing the assembly difficulty. Therefore, a reduced dual-local oscillator dual-polarized dual-output KU band frequency demultiplier is provided for solving the problems.

Disclosure of Invention

The embodiment provides a reduced-version dual-local-oscillator dual-polarization dual-output KU band frequency demultiplier which is used for solving the problem of inconvenient assembly of the frequency demultiplier in the prior art.

According to one aspect of the utility model, there is provided a reduced-version dual-local-oscillator dual-polarized dual-output KU band down converter, comprising a casing composed of an upper casing and a lower casing;

the upper shell and the lower shell are spliced with each other, the top parts of the upper shell and the top part of the lower shell are embedded with protective covers, the bottom parts of the upper shell and the bottom part of the lower shell are fixedly connected with a cover plate, the inside parts of the upper shell and the bottom part of the lower shell are fixedly connected with a compartment, and the end parts of the upper shell and the end parts of the lower shell are die-cast and formed with joints.

Further, the upper shell and the lower shell are identical in shape, and the upper shell and the lower shell are of hollow structures.

Further, the top of the shell is integrally formed with a waveguide tube, and the end part of the waveguide tube is provided with a protective cover with a circular structure.

Further, the compartment and the casing are provided with mutually matched mounting holes, and the compartment is fixedly connected with the inside of the casing through screws.

Further, the bottom surface of the shell is fixedly clamped with the cover plate, and the cover plate is correspondingly arranged below the compartment.

Further, two symmetrically distributed connectors are arranged at the end part of the shell, and the connectors are in threaded connection with the output head.

According to the embodiment of the utility model, the reduced dual-local oscillator dual-polarized dual-output KU band frequency demultiplier is adopted, the problem of inconvenient assembly of the frequency demultiplier is solved, the upper shell and the lower shell are adopted to realize the assembly of the frequency demultiplier, the installation and fixation of the compartment are realized through the cover plate, the convenience of assembly is improved, the production process is simplified, the horizontal and vertical signals are simultaneously received, the respective frequencies are distinguished from the rear stage through the respective local oscillators to be comprehensively output into two, the simultaneous working and use of a plurality of televisions are facilitated, the traditional DR medium vibration starting is changed, the frequency modulation is manually adjusted, the integrated circuit IC vibration starting is adopted, the die-casting joint is adopted, the external output head is not required, the artificial operation intensity is reduced, and the frequencies are more stable.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic front view of an embodiment of the present utility model;

FIG. 3 is a schematic bottom view of a housing according to an embodiment of the utility model;

FIG. 4 is a schematic top view of a compartment according to one embodiment of the utility model;

fig. 5 is a schematic perspective view of a compartment according to an embodiment of the present utility model.

In the figure: 1. the device comprises a shell, 2, an upper shell, 3, a lower shell, 4, a cover plate, 5, a protective cover, 6, a compartment, 7, a mounting hole, 8 and a joint.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-5, a reduced dual-local oscillator dual-polarized dual-output KU band frequency demultiplier comprises a casing 1 consisting of an upper casing 2 and a lower casing 3;

the upper shell 2 and the lower shell 3 are spliced with each other, the top parts of the upper shell 2 and the lower shell 3 are embedded with a protective cover 5, the bottoms of the upper shell 2 and the lower shell 3 are fixedly connected with a cover plate 4, the interiors of the upper shell 2 and the lower shell 3 are fixedly connected with a compartment 6, and the end parts of the upper shell 2 and the lower shell 3 are die-cast to form a joint 8.

The upper shell 2 and the lower shell 3 have the same shape, and the upper shell 2 and the lower shell 3 are hollow structures and are used for partition installation; the top of the shell 1 is integrally formed with a waveguide tube, and the end part of the waveguide tube is provided with a protective cover 5 with a circular structure for protecting the waveguide tube; the compartment 6 and the shell 1 are provided with mutually matched mounting holes 7, and the compartment 6 is fixedly connected with the interior of the shell 1 through screws and is used for mounting the compartment 6; the bottom surface of the shell 1 is fixedly clamped with the cover plate 4, and the cover plate 4 is correspondingly arranged below the compartment 6 and is used for installing the cover plate 4; the end part of the shell 1 is provided with two symmetrically distributed connectors 8, and the connectors 8 are in threaded connection with the output heads and are used for connecting the output heads.

When the utility model is used, the upper shell 2 and the lower shell 3 are spliced to form the shell 1, the protective cover 5 is arranged on the waveguide tube of the shell 1 for protection, the compartment 6 is arranged inside the shell 1 through the bolts, the bottom of the shell 1 is sealed through the cover plate 4, the connection of the output head can be realized by adopting the joint 8 formed by die casting, and the assembly convenience of the frequency reducer is improved.

The utility model has the advantages that:

1. the utility model adopts the upper shell and the lower shell to realize the assembly of the frequency reducer, and realizes the installation and fixation of the partition through the cover plate, thereby being beneficial to improving the assembly convenience, simplifying the production process, simultaneously receiving horizontal and vertical signals, distinguishing respective frequencies from the rear stage through respective local oscillators, synthesizing the respective frequencies into two outputs, and facilitating the simultaneous working and use of a plurality of televisions;

2. the utility model changes the traditional DR medium vibration starting, manually adjusts the frequency modulation, adopts the integrated circuit IC vibration starting at present and adopts the die-casting formed joint, does not need to be externally matched with an output head, reduces the manual operation intensity and ensures that the frequency is more stable.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A narrow version dual-local oscillator dual-polarized dual-output KU band frequency demultiplier is characterized in that: comprises a shell (1) consisting of an upper shell (2) and a lower shell (3);

the upper shell (2) and the lower shell (3) are spliced with each other, the protection covers (5) are embedded and installed at the tops of the upper shell (2) and the lower shell (3), the bottoms of the upper shell (2) and the lower shell (3) are fixedly connected with the cover plate (4), the interiors of the upper shell (2) and the lower shell (3) are fixedly connected with the partition (6), and the ends of the upper shell (2) and the lower shell (3) are die-cast and formed with the connectors (8).

2. The reduced-version dual-local-oscillator dual-polarized dual-output KU band frequency demultiplier of claim 1, wherein: the upper shell (2) and the lower shell (3) are identical in shape, and the upper shell (2) and the lower shell (3) are of hollow structures.

3. The reduced-version dual-local-oscillator dual-polarized dual-output KU band frequency demultiplier of claim 1, wherein: the top of the shell (1) is integrally formed with a waveguide tube, and the end part of the waveguide tube is provided with a protective cover (5) with a circular structure.

4. The reduced-version dual-local-oscillator dual-polarized dual-output KU band frequency demultiplier of claim 1, wherein: the compartment (6) and the casing (1) are provided with mutually matched mounting holes (7), and the compartment (6) is fixedly connected with the inside of the casing (1) through screws.

5. The reduced-version dual-local-oscillator dual-polarized dual-output KU band frequency demultiplier of claim 1, wherein: the bottom surface of the shell (1) is fixedly clamped with the cover plate (4), and the cover plate (4) is correspondingly arranged below the compartment (6).

6. The reduced-version dual-local-oscillator dual-polarized dual-output KU band frequency demultiplier of claim 1, wherein: two symmetrically distributed connectors (8) are arranged at the end part of the shell (1), and the connectors (8) are in threaded connection with the output head.