CN210578428U

CN210578428U - Small-size frequency conversion subassembly module

Info

Publication number: CN210578428U
Application number: CN201922025045.5U
Authority: CN
Inventors: 李春利; 于海龙
Original assignee: Zhengzhou Yulin Electronic Technology Co Ltd
Current assignee: Zhengzhou Yulin Electronic Technology Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-05-19
Anticipated expiration: 2029-11-21

Abstract

The utility model relates to an electronic information field discloses a small-size frequency conversion subassembly module, and it includes the open casing in both ends, and the through-hole has been seted up to the face parallel at the face at baffle place and the uncovered place of casing for first cavity and second cavity, baffle separation for the casing on the baffle, installs first printing board in the first cavity, installs second printing board in the second cavity, and the connecting wire of first printing board and second printing board is located the through-hole. The utility model has the advantages that: the partition plate is arranged in the middle of the shell, the printed boards are respectively arranged on two sides of the partition plate, and the through holes are formed in the partition plate for the printed board connecting lines on the two sides to penetrate through, so that connection is achieved, and the installation area is reduced.

Description

Small-size frequency conversion subassembly module

Technical Field

The utility model relates to an electronic information field, especially a small-size frequency conversion subassembly module.

Background

A typical receiver performs clipping, amplification, frequency conversion, filtering, etc. on a signal received by an antenna, so as to prompt suppression of interference and clutter from the outside, so that the signal retains enough useful information to meet the requirement of further signal processing. The transmitter needs to mix, filter and amplify the digital signal to obtain a microwave signal convenient for transmission. A good frequency converter module is therefore a key component of a radar system.

With the rapid development of microwave hybrid integrated circuits and microwave monolithic integrated circuits and the wide use of thin film processes, a good foundation is laid for the realization of miniaturized frequency converters.

With the development of the technology, in order to meet the requirement of rapid measurement, a plurality of signals are generally used at the same time, and at this time, a plurality of frequency conversion channels are required to be used at the same time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size frequency conversion subassembly module to solve the current big problem of a plurality of single converter sets use installation area.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a small-size frequency conversion subassembly module, includes the open casing in both ends, and the baffle will the casing is separated for first cavity and second cavity, the face at baffle place with the face at the uncovered place of casing is parallel, the through-hole has been seted up on the baffle, install first printing board in the first cavity, install second printing board in the second cavity, first printing board with the connecting wire of second printing board is located in the through-hole.

Preferably, a first baffle is arranged in the first cavity, the first baffle divides the first cavity into five first printed board installation cavities, the second cavity is provided with a second baffle, the second baffle divides the second cavity into two second printed board installation cavities, the first printed board comprises four down-conversion boards and one up-conversion board, the down-conversion boards and the up-conversion boards are respectively installed in the corresponding first printed board installation cavities, the second printed board comprises a power supply board and a frequency source board, the power supply board and the frequency board are respectively installed in the corresponding second printed board installation cavities, the power supply input end of the down-conversion board, the power supply input end of the up-conversion board and the power supply input end of the frequency source board are all connected with the power supply output end of the power supply board through wires, and the signal output end of the down-conversion board is connected with the signal input end of the frequency source board through wires, and the signal output end of the frequency source plate is connected with the signal input end of the upper frequency plate through a wire.

Preferably, the length direction of first baffle is perpendicular to the length direction of second baffle, it is located to go up the frequency board down the foremost or rearmost end of frequency board side by side direction, seted up first breach on the second baffle, the power input end of frequency source board with the electric wire that the power output end of power board is connected is located in first breach.

Preferably, a first through hole is formed in the side wall of the first cavity, a second through hole is formed in the side wall of the second cavity, the second through hole is extended from the power input end of the power board, and the first through hole is extended from the signal input end of the lower frequency board and the signal output end of the upper frequency board.

Preferably, the first through hole and the second through hole are both located on the same side wall of the housing.

Preferably, an external through hole is formed in the side wall of the second chamber, a second notch is formed in a port of the external through hole, and the second notch is located on the inner side wall of the second chamber.

Compared with the prior art, the beneficial effects of the utility model are that: the partition plate is arranged in the middle of the shell, the printed boards are respectively arranged on two sides of the partition plate, and the through holes are formed in the partition plate for the printed board connecting lines on the two sides to penetrate through, so that connection is achieved, and the installation area is reduced.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

3 FIG. 3 3 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 of 3 A 3- 3 A 3 of 3 FIG. 3 1 3; 3

In the figure, 1-shell, 2-baffle, 3-first chamber, 4-second chamber, 5-through hole, 6-first baffle, 7-second baffle, 8-down conversion plate, 9-up conversion plate, 10-power supply plate, 11-frequency source plate, 12-first gap, 13-external through hole, 14-second gap, 15-first through hole, and 16-second through hole.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

As shown in fig. 1-3, a small-sized frequency conversion module comprises a housing 1 with two open ends, the open end of the housing 1 is provided with a threaded hole, a cover plate is screwed on the housing 1 through a screw to prevent dust from falling into the housing 1, a partition plate 2 divides the housing 1 into a first chamber 3 and a second chamber 4, the surface of the partition plate 2 is parallel to the surface of the open end of the housing 1, a through hole 5 is formed in the partition plate 2, a first printed board is installed in the first chamber 3, a second printed board is installed in the second chamber 4, connecting wires of the first printed board and the second printed board are located in the through hole 5, corresponding through holes 5 are formed in the printed boards, the wires pass through the through hole 5 to connect chip surfaces of the printed boards on two sides of the partition plate 2, preferably, a first baffle 6 is arranged in the first chamber 3, the first baffle 6 divides the first chamber 3 into five first printed board installation cavities, the second chamber 4 is provided with a second baffle, the second cavity 4 is divided into two second printed board installation cavities by the second baffle 7, the first printed board comprises four lower frequency conversion boards 8 and an upper frequency conversion board 9, the lower frequency conversion boards 8 and the upper frequency conversion boards 9 are respectively installed in the corresponding first printed board installation cavities, the first baffle 6 prevents the printed boards in the first cavity 3 from interfering, the second printed board comprises a power board 10 and a frequency source board 11, the power board 10 and the frequency boards are respectively installed in the corresponding second printed board installation cavities to prevent the interference between the power board and the frequency boards, the power input end of the lower frequency conversion boards 8, the power input end of the upper frequency conversion boards 9 and the power input end of the frequency source board 11 are connected with the power output end of the power board 10 through wires, the signal output end of the lower frequency conversion boards 8 is connected with the signal input end of the frequency source board 11 through wires, the signal output end of the frequency source board 11 is connected with the signal input end of the upper frequency board through wires, the power panel 10 provides power for other printed boards, and signals are input from the lower frequency conversion board 8, processed by the frequency source board 11, converted by the upper frequency conversion board 9 and output.

In this embodiment, as shown in fig. 1 to 3, the length direction of the first baffle 6 is perpendicular to the length direction of the second baffle 7, the upper frequency plate is located at the foremost end or the rearmost end of the side-by-side direction of the lower frequency conversion plate 8, so that the structure of the housing 1 is more reasonable, the installation area is reduced, and meanwhile, the working performance is ensured not to be reduced, the second baffle 7 is provided with a first notch 12, an electric wire connecting the power input end of the frequency source plate 11 and the power output end of the power source plate 10 is located in the first notch 12, and the cover plate on the housing 1 is prevented from crushing the connecting wire between the frequency source plate 11 and the power source plate 10.

In this embodiment, as shown in fig. 1-3, a first through hole 15 is formed on a side wall of the first chamber 3, a second through hole 16 is formed on a side wall of the second chamber 4, the second through hole 16 is extended from a power input terminal of the power board 10, the first through hole 15 is extended from a signal input terminal of the lower frequency board and a signal output terminal of the upper frequency board, and the terminals of the extended housing 1 are conveniently connected to the outside.

In this embodiment, as shown in fig. 1 to 3, the first through hole 15 and the second through hole 16 are both located on the same sidewall of the housing 1, and the external connection is disposed on the same side of the housing 1, so that the external connection is neater and more orderly.

In this embodiment, as shown in fig. 1 to 3, an external through hole 13 is formed on a side wall of the second chamber 4, a second notch 14 is formed at a port of the external through hole 13, the second notch 14 is located on an inner side wall of the second chamber 4, and a power output line of the power board 10 passes through the external through hole 13 to supply power to the external printed board, so that the overlapping arrangement of the power boards 10 is avoided.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a small-size frequency conversion subassembly module, includes open casing in both ends (1), its characterized in that: baffle (2) will casing (1) is separated for first cavity (3) and second cavity (4), the face at baffle (2) place with the face at the uncovered place of casing (1) is parallel, through-hole (5) have been seted up on baffle (2), install first printing board in first cavity (3), install second printing board in second cavity (4), first printing board with the connection electric wire of second printing board is located in through-hole (5).

2. The compact variable frequency assembly module of claim 1, wherein: be provided with first baffle (6) in first cavity (3), first baffle (6) will first cavity (3) divide into five first printing board installation chambeies, the second cavity is provided with second baffle (7), second baffle (7) will second cavity (4) divide into two second printing board installation chambeies, first printing board includes four down converter board (8) and one up-conversion board (9), down converter board (8) up-conversion board (9) are installed respectively and are being corresponded in the first printing board installation chamber, second printing board includes power strip (10) and frequency source board (11), power strip (10) frequency source board (11) are installed respectively and are being corresponded in the second printing board installation chamber, down converter board's (8) power input end, up-conversion board's (9) power input end and the power input end of frequency source board (11) all through the electric wire with the electricity input end of frequency source board (11) all pass through electric wire and electricity The power output end of the source plate (10) is connected, the signal output end of the down-conversion plate (8) is connected with the signal input end of the frequency source plate (11) through an electric wire, and the signal output end of the frequency source plate (11) is connected with the signal input end of the up-conversion plate (9) through an electric wire.

3. The compact variable frequency assembly module of claim 2, wherein: the long direction perpendicular to of first baffle (6) the long direction of second baffle (7), up-conversion board (9) are located down converter board (8) are the foremost or rearmost end of direction side by side, first breach (12) have been seted up on second baffle (7), the power input end of frequency source board (11) with the electric wire that the power output end of power source board (10) is connected is located in first breach (12).

4. A compact variable frequency assembly module as claimed in claim 2 or 3, wherein: first through-hole (15) have been seted up on the lateral wall of first cavity (3), second through-hole (16) have been seted up on the lateral wall of second cavity (4), the power input end expenditure of power strip (10) second through-hole (16), the signal input end of down converter plate (8), the signal output end of up converter plate (9) all expends first through-hole (15).

5. The compact variable frequency assembly module of claim 4, wherein: the first through hole (15) and the second through hole (16) are both located on the same side wall of the shell (1).

6. The compact conversion assembly module of claim 5, wherein: an external through hole (13) is formed in the side wall of the second chamber (4), a second notch (14) is formed in the port of the external through hole (13), and the second notch (14) is located on the inner side wall of the second chamber (4).