KR20190060394A - Assembled waveguide - Google Patents

Abstract

The present invention relates to provision of a waveguide coupled through the assembly to reduce manufacturing costs and time. According to one embodiment of the present invention, a waveguide comprises: a printed circuit board (PCB); a fixing block closely formed on the PCB; feedthroughs formed to be connected to one end and the other end of the PCB; and a cover unit formed to cover the PCB, the fixing block, and the feedthroughs and sealed from the outside through the assembly. The cover unit has passages for exposing a part of the feedthroughs to the outside at both ends through the assembly.

Description

ASSEMBLED WAVEGUIDE}

What is disclosed herein relates to a waveguide, and relates to a prefabricated waveguide fabricated through assembly.

Unless otherwise indicated herein, the description set forth in this identification section is not prior art to the claims of this application and is not to be construed as prior art as described in this identification section.

Generally, a waveguide is used to transmit a signal of a relatively high microwave, and both the tube body at the center and the tube body are formed in the shape of a flange of a metal material extending in the width direction.

However, since the waveguide is usually manufactured as an integral type, it uses a non-ferrous metal having high flexibility and forms a shape to be produced through a forming mold. However, it has disadvantages that manufacturing cost and time are increased.

Korean Utility Model Publication No. 20-1980-0001060 discloses a flange waveguide, and Korean Utility Model Application No. 20-1980-0001062 discloses a flange waveguide.

However, the existing inventions do not disclose a technique for shortening the manufacturing cost and time of the waveguide.

And to provide a waveguide which is assembled and assembled to shorten the manufacturing cost and the manufacturing time.

Further, it is obvious that the present invention is not limited to the above-described technical problems, and another technical problem may be derived from the following description.

According to an embodiment of the present invention, the waveguide includes a PCB (Printed Circuit Board), a fixed block closely formed on the PCB, feedthroughs formed to be connected to one end and the other end of the PCB, And a cover portion formed to cover the PCB, the fixing block, and the feedthrough through the through hole, and the cover portion has passages for exposing a part of the feedthroughs to the outside at both ends through assembly.

Further, the cover portion may include a lower assembly formed to cover both ends, the outer side and the lower side of the PCB, the fixing block, and the feed thru connected to each other, and a lower assembly that seals the PCB and the fixing blocks exposed at the upper portion, Cover.

In addition, the lower assembly may be formed symmetrically with respect to each other, and may include side covers covering the PCB and the fixing blocks, forming flanges at both ends by surface coupling with each other through bolts.

The PCB may be formed in the shape of a rectangular plate having one end and the other end connected to each of the feedthroughs, and both sides between the one end and the other end may be formed with protrusions and grooves between the protrusions so as to be engaged with the side covers. .

Further, each of the protrusions may be combined with the side covers which are in close contact with the bottom surface of each of the protrusions through bolts.

In addition, the fixing block may be formed in a plate shape extending toward the upper portion in a state of being in close contact with a part of the upper edge of the PCB, and may be in close contact with the upper cover and the side covers.

The fins may be spaced apart from each other by a predetermined distance along the extending direction of the side covers, and the fins may penetrate through the side covers to adjust the positions of the side covers.

According to the embodiment disclosed in the present specification, the waveguide can be manufactured through assembly, which requires a relatively low fabrication cost and fabrication time, and has an advantage that the maintenance performance is improved through disassembly.

In addition, the waveguide fixes the position of the PCB through the fixing block to improve the performance by increasing the adhesion with the side covers covering the PCB, the feedthroughs and both sides, and the stable shape can be maintained through the plurality of fastening portions .

In addition, the waveguide is inserted through both sides of the waveguide, and has an advantage of improving the completeness of assembly through a plurality of pins spaced apart from each other at a predetermined interval along the extending direction of the waveguide.

In addition, since the effect of the present invention described above is obviously exerted by the constitution of contents described irrespective of whether or not the inventor perceives it, the effect described above is only some effects according to the contents described, Should not be recognized.

Further, the effect of the present invention should be grasped further by the entire description of the specification, and even if it is not stated in an explicit sentence, a person having ordinary skill in the art to which the written description belongs, It should be seen as an effect described in this specification.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a use-state view of a waveguide according to one embodiment of the teachings herein.
FIG. 2 is an exploded perspective view of the wave guide of FIG. 1; FIG.
Fig. 3 is a plan view of a waveguide in which the upper cover of Fig. 1 is detached; Fig.
4 is a cross-sectional view taken along line I-I 'of FIG. 3;
5 is a cross-sectional view taken along line II-II 'of FIG. 3;

Hereinafter, configurations, operations, and effects of a waveguide according to a preferred embodiment will be described with reference to the accompanying drawings. For reference, in the following drawings, each component is omitted or schematically shown for convenience and clarity, and the size of each component does not reflect the actual size, and the same reference numerals denote the same components throughout the specification. And reference numerals for the same components in individual drawings are omitted.

1 illustrates a state diagram of the use of a waveguide according to an embodiment of the teachings herein.

Fig. 2 shows an exploded perspective view of the wave guide of Fig.

Fig. 3 shows a top view of a waveguide from which the top cover of Fig. 1 has been removed.

1 to 3, the waveguide 100 includes a printed circuit board (PCB) 200, a fixed block 400, feedthroughs 600 and 620, (700), a pin (800), and a fastening portion (900).

The PCB 200 includes protrusions 220 and grooves 240 are formed between the protrusions 220.

The PCB 200 is formed in the form of a thin plate and is formed so as to extend by a predetermined length from the one end where the signal is input to the other end where the signal is amplified and outputted.

Each of the protrusions 220 protrudes toward both sides of the PCB 200 so as to be spaced apart from each other by a predetermined distance along the direction in which the PCB 200 extends on both sides of one end and between the other ends of the PCB 200, The grooves 240 having a rectangular shape are formed.

Each of the protrusions 220 is formed with coupling holes 10 formed vertically through the bolts of the coupling portion 900

The fixing block 400 is formed using a nonconductive material and is formed to closely contact the top of the PCB 200 to define a rectangular space between the PCB 200 and the cover portion 700 surrounding the PCB 200 .

Specifically, the fixing block 400 is formed in a plate shape extending perpendicularly to the upper surface of the PCB 200, and one end of the fixing block 400 is in close contact with the upper edge of the PCB 200, And the shape of the edge is the same as that of the PCB 200.

Meanwhile, the fixing block 400 may be formed with inner protrusions formed such that a part of the inner surface of the lower edge extends a predetermined distance toward each other, and a coupling part 900 including bolts is formed between the inner protrusions and the PCB 200 And may be coupled with the lower assembly 720.

One end of each of the feedthroughs 600 and 620 is connected to the bottom of each of the one end and the other end of the PCB 200 by soldering and the other end is formed to extend a predetermined distance toward the bottom, The side surfaces and the lower ends of the cover unit 700 and the feedthroughs 600 and 620 are closely fixed to each other when the waveguide 100 is assembled.

The cover portion 700 is formed to cover the PCB 200, the fixing block 400 and the feedthroughs 600 and 620 through assembly, and the fastening portions 900 composed of a plurality of bolts are formed on the cover portion 700, So that the structure of the cover unit 700 is stably maintained.

The cover portion 700 includes an upper cover 740 and a lower assembly 720.

The bottom assembly 720 is in face-to-face contact with the bolts in symmetrical fashion to cover the PCB 200 and the fixing blocks 400 and the bottom and edge surfaces of the PCB 200 are in close contact with the bottom assembly 720 .

When the upper cover 740 is coupled to the upper portion of the lower assembly 720, the fixing block 400 is brought into close contact with the lower assembly 720 while the lower block 720 is engaged. So as to stably fix the PCB 200 to the lower assembly 720.

The lower assembly 720 includes a first side cover 722 and a second side cover 724.

The first side cover 722 is formed on one side of the PCB 200 and the fixing block 400 while the waveguide 100 is assembled and the second side cover 724 is formed on the side surface of the PCB 200, (200) and the fixed block (400).

The first side cover 722 and the second side cover 724 are coupled to each other through the coupling part 900 and are brought into close contact with the outer surface of the PCB 200 and the fixing block 400, And the fixing block 400 are fixed.

The first and second side covers 722 and 724 are in close contact with the bottom and outer sides of the PCB 200 while being coupled to each other and the fixing block 400 is placed on the top of the PCB 200 When the upper cover 740 is coupled with the first and second side covers 722 and 724 at the upper portion of the fixing block 400, the fixing block 400 presses the PCB 200, The adhesion between the feedthroughs 600 and 620, the first side cover 722 and the second side cover 724 is improved.

Each of the first and second side covers 722 and 724 is formed with protrusions to be inserted into the grooves 240 formed on both sides of the PCB 200 and the first and second side covers 722 and 724 The projections engage with the grooves 240 to fix the position of the PCB 200. [

The protrusions are formed on the outer surface of the fixing block 400 which is elongated toward the upper side along the inner surface of each of the first and second side covers 722 and 724 and is in close contact with the upper edge of the PCB 200 And is positioned on an extension of the groove 240 and engages with the outer surface of the fixing block 400 to fix the position of the fixing block 400. [

In a state where the first and second side covers 722 and 724 are coupled to each other, the outer surface of the one end and the other end of the PCB 200, in which the feed throughs 600 and 620 are located, , And 724, respectively.

Accordingly, the waveguide 100 fixes the position of the PCB 200 and the fixing block 400 through the coupling of the first and second side covers 722 and 724, and fixes the fixing block 400 So that the adhesion between the PCB 200 and the feed throughs 600 and 620 can be improved.

The protrusions of each of the first and second side covers 722 and 724 are inserted into the grooves 240 to be engaged with both sides of the PCB 200 and the fixing block 400, It is advantageous to prevent the movable member 400 from moving in both directions as well as one end or the other end.

Figure 4 shows a cross-sectional view taken along line I-I 'of Figure 3;

5 shows a cross-sectional view taken along line II-II 'of FIG.

As shown in FIGS. 4 and 5, each of the first and second side covers 722 and 724 is formed symmetrically with respect to each other with the PCB 200 and the fixing block 400 sandwiched therebetween, An upper space recessed by a predetermined distance toward the lower portion is formed in a rectangular shape at the upper portion.

The PCB 200 is in close contact with the upper surfaces of the first and second side covers 722 and 724 whose bottom faces are located in the upper space and the outer side surfaces including one end and the other end are located in the upper space And are in close contact with the inner surfaces of the first and second side covers 720 and 722 to be fixed in position by the first and second side covers 722 and 724.

The bottom surface of the fixing block 400 is in close contact with the upper surface of the edge of the PCB 200 and the first and second side covers 722 and 724 are engaged with one end and the other end of the fixing block 400 Are in close contact with the inner surfaces of the first and second side covers (722, 724).

The lower surface of the upper cover 740 is in close contact with the upper surfaces of the fixing block 400 and the first and second side covers 722 and 724 and the lower side surfaces of the upper and lower covers 740, And presses the fixing block 400 toward the lower portion where the PCB 200 is located.

The fastening part 900 penetrates the outer side surface of the second side cover 724 in a state in which the first and second side covers 722 and 724 are in close contact with each other through the bolt or the rivet, And the position where the fastening portion 900 penetrates can be changed to the outer surface of the first side cover 722. [

The outer and bottom surfaces of each of the feed throughs 600 and 620 are in close contact with the first and second side covers 722 and 724 in a state where the first and second side covers 722 and 724 are coupled to each other A portion of the outer surface is exposed to the first and second passages 10 and 12 formed by joining the first and second side covers 722 and 724.

Each of the first and second passages 10 and 20 is formed to open outward through flanges formed at both ends in a state where the first and second side covers 722 and 724 are assembled to each other, A signal input through the first passage 10 at one end of the feedthrough 600 is sequentially moved through the PCB 200 and the feedthrough 620 and amplified and then output from the second passage 12 .

The pins 800 pass through the side surfaces of the first and second side covers 720 and 722 while being spaced apart from each other by a predetermined distance from the sides of the first and second side covers 722 and 724, Thereby adjusting the positions of the second side covers 720 and 722.

For example, when the first and second side covers 722 and 724 are coupled to each other through the fastening portion 900 with the PCB 200 and the fixing block 400 interposed therebetween, The first and second side covers 722 and 724 are inserted into the first and second side covers 722 and 724 so that the first and second side covers 722 and 724 are positioned lower than the horizontal line on which the first and second side covers 722 and 724 are located, Can be adjusted.

After the first and second side covers 722 and 724 are coupled to each other and the pins 800 are inserted to adjust the coupling positions of the first and second side covers 722 and 724, And the fixing blocks 400 may be combined with the first and second side covers 722 and 724 to improve the assembling completeness of the waveguide 100.

Each of the pins 800 is located relatively below the horizontal line on which the feedthroughs 600 and 620 are located and is inserted into the first passage 10, the center of both sides and the lower portion of the second passage 12, The center and the other end of the lower assembly 720 in a state where the second side covers 722 and 724 are engaged.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken in conjunction with the present invention. It is to be understood that various equivalents and modifications may be substituted for those at the time of the present application. It is to be understood, therefore, that the above description is intended to be illustrative, and not restrictive, and that the scope of the present invention will be defined by the appended claims rather than by the foregoing description, All changes or modifications that come within the scope of the equivalent concept are to be construed as being included within the scope of the present invention.

100: waveguide 200: PCB
400: fixed block 600, 620: feedthrough
700: cover part 800: pin
900: fastening portion

Claims (7)

PCB (Printed circuit board);
A fixing block closely formed on the PCB;
Feedthroughs formed to be connected to one end and the other end of the PCB; And
And a cover portion formed to cover the PCB, the fixing block, and the feedthrough through an assembly so as to be hermetically sealed with the outside,
Wherein the cover part is formed with passages for exposing a part of the feedthroughs to the outside at both ends through assembly.
The apparatus according to claim 1,
A lower assembly configured to cover both ends, the outer side and the lower side of the PCB, the fixed block and the feed thru connected to each other; And
And an upper cover sealing the PCB and the fixing blocks exposed at the upper portion and coupled with the lower assembly.
[3] The apparatus of claim 2,
And side covers covering the PCB and the fixing blocks, wherein the side covers are formed symmetrically with respect to each other and face-coupled with each other through bolts to form flanges at both ends thereof.
4. The PCB of claim 3,
Each of the one end and the other end is formed in the form of a rectangular plate connected to each of the feedthroughs and the protrusions and the grooves between the protrusions are formed so that both ends of one end and the other end are engaged with the side covers wave-guide.
5. The apparatus of claim 4, wherein each of the protrusions comprises:
And is coupled with the side covers that are in close contact with respective bottom surfaces through the bolts.
4. The apparatus according to claim 3,
And one end of the waveguide is formed to extend in the form of a plate toward the upper part in a state of being in close contact with a part of the upper edge of the PCB, and is in close contact with the upper cover and the side covers.
The method of claim 3,
Further comprising pins arranged to be spaced apart from each other by a predetermined distance along the extending direction of the side covers and to adjust the position of the side covers through the side surfaces of the side covers.

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