KR102191561B1 - Portable Antenna with partial waterproof structure - Google Patents

Abstract

The present invention relates to a portable antenna for controlling the elevation and azimuth with a single motor. In more detail, provided is the portable antenna having the partial waterproof structure with the improved storage and portability, in which a problem of being limited in space is complemented by the conventional dome-shaped protective cover, and the overall size of the product is miniaturized by applying a waterproof structure in the open form of the antenna, by providing a portable antenna which minimizes the size of a protective cover in accordance with an elevation angle driving range of the antenna.

Description

Portable Antenna with partial waterproof structure

The present invention relates to a portable antenna for controlling elevation and azimuth with a single motor, and to a portable antenna having a partially waterproof structure miniaturized to be accommodated.

The antenna for satellite communication adjusts the elevation and azimuth, that is, two axes to face the satellite, and the elevation is the angle perpendicular to the ground, and the azimuth is horizontal based on the axis perpendicular to the ground. It means the angle of, and in general, by controlling the two axes, the elevation and azimuth angles of the antenna are adjusted.

The present applicant has applied for Korean Patent Publication No. 10-2019-0040725 ("Two-axis antenna using a single motor", published on April 19, 2019) in order to improve such conventional problems.

However, as in the prior art, in the case of a portable antenna that is installed outdoors or made to be portable, a radome for blocking and waterproofing the inflow of foreign substances from the outside is formed in a shape that covers the entire antenna. Increases in storage space and portability are constrained, and as various technologies are applied to block radio waves from satellites and prevent frame loss by a radome covering the antenna, there are problems that increase the cost of the product. Is being caused.

Korean Patent Application Publication No. 10-2019-0040725 ("2-axis antenna using a single motor", published on April 19, 2019)

The present invention has been conceived to solve the above problems, and by applying a waterproof structure in an open shape of the antenna, it provides a portable antenna that minimizes the size of a protective cover according to the elevation angle driving range of the antenna.

In addition, the present invention implements the ease of assembly and the minimization of backlash between axes, and includes a sealing structure for airtightness from the outside, through a hinge connection between the axes for connection between the open antenna and the partial radome. .

In addition, the present invention provides, including a case for storing a portable antenna miniaturized in a folding structure to facilitate storage.

In order to solve the above problems, the present invention includes an antenna unit including an antenna dish for collecting radio waves from a satellite and a first bracket for supporting the antenna dish; A base plate including a hinge top end hinged to the first bracket and a single motor providing rotational power in the vertical, left, and right directions of the connected device; The first bracket includes an elevation drive shaft that is shaft-coupled and fixed to be rotatable at the hinge top, and is connected to the single motor to receive rotational power and adjust the azimuth and elevation angle of the antenna unit through the elevation drive shaft. Driving unit; And a shaft coupling groove formed to surround the base plate and the main driving part to maintain airtightness with the outside, wherein a portion of the elevation driving shaft connected to the first bracket is exposed to the outside, and the first It characterized in that it comprises a; 1 bracket is formed to be in close contact with the shaft coupling groove and coupled to the protective cover.

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In this case, a sealing member is provided to surround the circumference of the shaft coupling groove between one side of the elevation drive shaft and the end of the protective cover, and seals the outer peripheral surface of the shaft coupling groove, the elevation drive shaft, and the end of the protective cover; It is desirable to do.

In addition, the base plate is made of a rectangular plate having a predetermined thickness, the main driving part is seated on the upper surface of the base plate, a single motor configured to rotate the base plate, and seated on the upper surface of the base plate, The controller plate for controlling the number of rotations and the degree of rotation of the single motor is mounted on the upper surface of the base plate, and is hinged to an elevation driving shaft fixed to the hinge top, so that the elevation angle of the antenna unit is adjusted according to the rotation of the base plate. It includes an elevation driving unit configured to adjust, the single motor, the control plate and the elevation driving unit is characterized in that arranged in a straight line.

In addition, the protective cover is composed of an upper cover covering an upper portion of the base plate and a lower cover covering the lower portion of the base plate, the upper cover is at least partially bent downward, the rotation radius of the first bracket of the antenna unit It characterized in that it forms a space for accommodating the rotating end made so as not to interfere with.

In addition, the elevation drive unit protrudes upwards from the base plate, a fixed central shaft having a screw thread on the outer circumferential surface, a rotary joint installed under the base plate so that the fixed central shaft and the base plate can rotate independently from each other, and an inner circumferential surface A screw thread is formed in the rotating plate and one end is fixed to the elevation driving shaft and the other end is fixed to the rotating plate, and the rotating plate moves up and down the fixed central axis according to the rotation of the base plate in parallel. It characterized in that it comprises an operation bracket formed to be driven.

In addition, the first bracket, the hinge top, and the elevation drive shaft are configured to form a pair that are spaced apart from each other by a predetermined distance in the length direction of the base plate, and the operation bracket is a first residual hole fixed to the elevation drive shaft at one end. And a pair of hinge fixing ends having a second residual hole fixed to the residual shaft of the rotating plate at the other end and a connection support end connecting one end of the pair of hinge fixing parts.

In addition, the second residual holes of the pair of hinge tops are spaced apart by a predetermined length in a straight line with the first residual hole, so that the residual shaft of the rotating plate inserted into the second residual hole moves inside the second residual hole. As a result, it is characterized in that the elevation angle range of the antenna unit is limited.

In addition, the rotary joint is provided under the base plate and fixed to support the fixed central shaft, the azimuth pulley fastened to surround a part of the outer peripheral surface of the drive belt connected to the rotation shaft of the single motor, the azimuth pulley It is provided to surround the outer circumferential surface at the top, characterized in that it comprises a rotating body fixed to the lower surface of the base plate and a bearing interposed between the azimuth pulley and the rotating body so that the rotating body rotates the base plate in parallel. .

In addition, the main driving unit is fixed to the base plate on one side, and the other side is installed to press the driving belt surrounding a part of the outer circumferential surface to the azimuth pulley of the rotary joint, further comprising an azimuth fixing device for preventing rotation of the base plate. It characterized in that it includes.

In addition, the elevation drive shaft is characterized in that it includes a hinge portion fastened to the hinge top and a fixing portion that is coupled to form the same axis as the hinge portion, and fixes the first bracket of the antenna portion.

At this time, the hinge part and the fixing part each protrude in a direction facing each other to form a connection shaft that is fastened to form the same axis, and one of the connection shafts is the other connection that faces in the axial direction. A protrusion that is fastened so as to be inserted into the shaft is formed, and the other connecting shaft is formed with a concave inlet part of the end portion thereof to be inserted so that the facing protrusion is inserted, and the fixing part is formed according to the rotation of the base plate. It characterized in that it is coupled to parallel the rotation of the hinge portion.

In addition, the elevation drive shaft further includes a first fastening pin and a second fastening pin that is hollow inside in the axial direction and fastened in the length direction of the hollow, and on an inner circumferential surface selected from the fixing part or the hinge part. The diameter is characterized in that it is formed smaller than the outer diameter of the first fastening pin and the second fastening pin.

In addition, it is fixed to the lower portion of the azimuth pulley, characterized in that it further comprises a support leg portion including a plurality of leg portions for supporting the load so that the base plate 200 is spaced apart from the ground by a predetermined distance.

In addition, the support leg portion is fixed to the lower surface of the azimuth pulley, a lower plate on which a plurality of leg fixing ends protruding downward is formed, and a leg coupling end axially fixed to the leg fixing end of the lower plate on one side, and a predetermined from the leg coupling end. It characterized in that it comprises a support leg extending in length and a plurality of leg portions provided with a support plate in contact with the ground on the other side of the support leg.

In addition, the support leg portion is fixed to the first fixed end protruding downward on a straight line passing through the center of the lower surface, the first leg extending in the same line as the first fixed end and a predetermined outer side of the first fixed end. Angle (c) including a pair of second legs fixed to each of the pair of second fixing ends arranged to be outward, when received, the first leg and the pair of second legs are the length of the base plate It is rotated so as to be aligned in the direction, and when installed, the first leg and the pair are rotated so that the second leg is radially aligned.

At this time, the pair of second leg portions is characterized in that the outer surface is formed to be bent at a predetermined angle (d) on the second support leg extending from the second coupling end shaft-fixed with the second fixing end.

In addition, as the other side of the supporting leg of the present invention, the first fixing end is horizontally protruded to the side and axially fixed to the leg coupling end of the first leg, and the fixing protrusion is on the protruding side. It includes a concave inlet portion for limiting the radius of rotation of the first leg portion which is concave inside and is axially fixed to the fixing protrusion, wherein the leg coupling end of the first leg is on one side in a direction coupled with the fixing protrusion of the first fixed end It characterized in that it further comprises a first coupling end including a first protrusion protruding so as to be seated in the concave portion of the first fixing end.

In this case, the leg coupling end of the first leg may further include a first curved surface formed to be cut at a predetermined angle at one end in the longitudinal direction to prevent interference due to rotation of the first leg.

In addition, the second fixing end is concave inward to the fixing protrusion protruding downward from the lower plate and the lower plate surrounding the outer side of the fixing protrusion to limit the rotation radius of the second leg axially fixed to the fixing protrusion. Including a concave inlet, wherein the pair of second leg portions are protruding outwardly from any one side perpendicular to the longitudinal direction of the support leg and axially fixed to the fixing protrusion of the second fixed end, the second It characterized in that it further comprises a second coupling end including a second protrusion protruding so as to be seated in the concave portion of the second fixed end in a direction coupled to the fixed end.

This??, the support leg portion is fastened to the shaft to which each of the leg fixing end and the leg engaging end of the leg are coupled to each other, the fixing screw preventing the separation of the leg fixing end and the leg engaging end, and the screw head of the fixing screw It is provided at the bottom of the, characterized in that it further comprises an elastic member for applying an elastic force to prevent shaking of the leg fixing end and the leg portion.

In addition, the portable antenna of the present invention is provided with a receiving space in which the antenna unit, a protective cover including the base plate and the main driving unit, and a portable antenna including a leg unit are accommodated, and includes a storage case formed to seal the outside. It characterized in that it further includes.

At this time, the storage case includes a lower receiving space in which the protective cover and the leg part are accommodated in a lower part in the height direction, and the lower receiving space is capable of storing the antenna part having a maximum elevation angle, and the protective cover and It is characterized in that a free space (e) for accommodating the leg is formed.

In addition, the portable antenna of the present invention is built on the control panel and performs at least one function of searching for a satellite to which radio waves are received, collating between the set satellite and the searched satellite, and selecting the searched satellite, and Further comprising a motor controller for controlling the rotation of the single motor so that the antenna unit has an elevation and azimuth angle toward the selected satellite by receiving tracking information of the selected satellite from the satellite tracking unit, wherein the satellite tracking unit receives radio waves. When the satellite is not searched, the single motor is controlled so that the antenna unit returns to the minimum elevation range.

At this time, further comprising a power supply for applying power to the single motor and the control plate by receiving power from the outside, the antenna unit is disposed in front of the antenna dish, LNB for receiving the radio waves collected from the antenna dish, and Further comprising a second bracket configured to support the LNB and coupled to the rotating end of the first bracket and fixed to the elevation drive shaft to rotate a predetermined angle downward from the antenna dish, and the satellite tracking unit By performing a search of the satellite when power is supplied from, the user returns to the minimum elevation range of the antenna unit by resupplying power to the power supply unit while the LNB is folded in a direction parallel to the antenna dish. It is characterized in that it can be performed.

The present invention according to the above configuration provides a miniaturized portable antenna having a form in which the antenna is exposed to the outside, and the first bracket supporting the antenna dish is coupled to the hinge connection shaft in a pair to form a partial waterproof structure. By including the cover, the problem of being limited in space by the conventional dome-shaped protective cover is compensated, and the overall size of the product is miniaturized, thereby providing a portable antenna with improved storage and portability.

In addition, by adjusting the azimuth and elevation angles according to the number of rotations and rotational degrees of one base plate by a single motor, it is manufactured to have a more simplified configuration. There is an effect of reducing manufacturing cost and maintenance cost.

In addition, the present invention is capable of maintaining airtightness and miniaturization of the product as the antenna unit is axially coupled and assembled while the protective cover is covered, and is configured to reduce the backlash generated in the shaft coupling unit accordingly.

1 is a perspective view showing a portable antenna according to an embodiment of the present invention.
2 and 3 are partial exploded views for explaining the assembly procedure of the portable antenna according to FIG. 1.
4 is a cross-sectional view showing an enlarged main portion taken along line AA′ of FIG. 1.
5 is a view for explaining the coupling between the elevation drive shaft according to Figure 4;
6 is a bottom view showing the lower portion of the base plate according to an embodiment of the present invention.
7 is a side cross-sectional view of a portable antenna for explaining a main driving unit according to an embodiment of the present invention.
8 is an enlarged view of a main part for explaining a main driving unit according to an embodiment of the present invention.
9 is an exemplary view for explaining the hinge operation of the elevation drive shaft according to an embodiment of the present invention.
10 and 11 are bottom views for explaining the support leg according to the first embodiment of the present invention.
12 to 19 are views for explaining a support leg according to a second embodiment of the present invention.
20 and 21 are perspective views showing a storage case of a portable antenna according to an embodiment of the present invention.
22 and 23 are side cross-sectional views illustrating a storage case according to an elevation range in the portable antenna of the present invention.
24 and 25 are views for explaining the return driving of the antenna unit by a single motor according to an embodiment of the present invention.

In the present invention, various modifications may be made and various embodiments may be provided, and specific embodiments will be illustrated in the drawings and described in detail. However, this is not intended to limit the present invention to a specific embodiment, it is to be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

When a component is referred to as being "connected" or "connected" to another component, it is understood that it may be directly connected or connected to the other component, but other components may exist in the middle. Should be.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs.

Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in this application. Does not.

Hereinafter, the technical idea of the present invention will be described in more detail using the accompanying drawings.

The accompanying drawings are only an example shown to describe the technical idea of the present invention in more detail, so the technical idea of the present invention is not limited to the form of the accompanying drawings.

1 is a perspective view showing a portable antenna according to an embodiment of the present invention, and FIGS. 2 and 3 are partial exploded views for explaining the assembly sequence of the portable antenna according to FIG. 1, referring to FIGS. 1 to 3 , The portable antenna 1000 according to an embodiment of the present invention will be configured to include an antenna unit 100, a base plate 200, a main driving unit 300, a protective cover 400, and a support leg unit 500. I can.

At this time, the antenna unit 100 supports the antenna dish 110 and the antenna dish 110 for collecting radio waves from a satellite, and a first bracket hinged to the base plate 200 so as to adjust the elevation angle ( 120) And, the LNB (130, low Nose Block down converter) and the LNB (130) receiving a radio wave signal that is received from the antenna dish 110 and reflected to a point, to adjust the elevation angle of the antenna dish (110) It includes a second bracket 140 fixed to the rotation axis of the first bracket 120 so as to be parallel to the rotation, and the second bracket 140 is formed by the locking end 122 of the first bracket 120. Sliding, the LNB 130 is fixed to face the center of the antenna dish 110, and when carrying, the antenna dish 110 and the LNB 130 are coupled to be rotatable so that they are folded side by side.

Here, the elevation angle means the angle between the ground and the satellite at a receiving point receiving radio waves from the satellite, and the closer the distance between the satellite and the antenna is, the closer the antenna dish 110 rotates upward and the antenna dish 110 ) Is operated so that the angle in the vertical direction from the front and the ground gradually decreases. In addition, the azimuth angle means an angle in the horizontal direction based on an axis perpendicular to the ground, and the antenna dish 110 is rotated so that the base plate 200 is rotated so that the antenna dish 110 faces the satellite.

In addition, when the antenna dish 110 and the LNB 130 of the antenna unit 100 are folded in a direction parallel to each other, a velcro is applied to the surface where the antenna dish 110 and the LNB 130 contact each other. By using the configuration to be fixed at the contact surface, the folded state of the antenna unit 110 and the LNB 130 may be fixed.

The base plate 200 has a hinge top 210 that is hinge-coupled with the antenna unit 100, and the main driving unit 300 and the leg support unit for adjusting the elevation and azimuth angles of the antenna unit 100 In a configuration in which 500 is installed, it is fixed to the ground by the leg support part 500, and is coupled to rotate in parallel with the antenna part 100 to adjust the azimuth angle. At this time, the main driving unit 300 includes a single motor 320 and a control plate 330 mounted on the upper surface of the base plate 200, the base plate rotated by the rotational force of the single motor 320 The antenna unit 100 is rotated in a direction perpendicular to the ground by the horizontal rotation of 200, and includes an elevation driving unit 340 configured to adjust an elevation angle, and the elevation driving unit by the single motor 320 ( The configuration of 340) will be described in more detail below with reference to the drawings.

This??, the base plate 300 is made of a rectangular plate having a predetermined thickness in a direction perpendicular to the ground (hereinafter, referred to as a vertical direction), the direction having a long length of the base plate 300 (hereinafter , In the longitudinal direction), the single motor 320, the elevation drive unit 340, and the control plate 330 are arranged in a straight line, so that the size of the base plate 300 can be further reduced. In more detail, the antenna dish 110 is disposed so as to face the short length direction (hereinafter referred to as the width direction) of the base plate 300, and the hinge top 210 to which the antenna dish 110 is fixed. ), the single motor 320 and the control plate 330 are provided on both sides in the longitudinal direction of the base plate 300, so that the rotation axis of the base plate 300 is centered on the center of the antenna dish 110 It is desirable to be configured to achieve.

In addition, the portable antenna 1000 of the present invention is formed to surround the base plate 200 and the main driving unit 300 to maintain airtightness with the outside, but a protective cover provided to expose the antenna unit 100 to the outside. By including (400), there is an advantage that the size of the product can be further downsized by escaping from the existing shape made of a dome shape covering all of the antenna unit 100, and thus can be easily installed in various spaces.

In addition, the antenna unit 100 is axially coupled to the hinge fixing portion 210 formed on the base plate 200 so as to be rotatable through the elevation drive shaft 310, so that the antenna unit 100 protects the It is coupled to be exposed to the outside of the cover 400. In more detail, the elevation drive shaft 310 fixes the hinge top 210 and the first bracket 120 of the antenna unit 100, but the protective cover 400 in the longitudinal direction of the base plate 200 ) Is provided to penetrate.

In addition, the portable antenna 1000 of the present invention is combined in the order of FIGS. 2 and 3, and as shown in FIG. 2, the protective cover 400 is an upper cover covering an upper portion of the base plate 200 ( Consisting of 410 and a lower cover 420 covering a lower portion of the base plate 200, the elevation drive shaft 310 is a hinge portion coupled to the hinge top 210 toward the inside of the upper cover 410 By being configured to be axially coupled with a fixing part 211 fixed to the first bracket 120 of the antenna part 100 to the outside of the upper cover 410, the main After the driving unit 300 is coupled and the upper cover 410 and the lower cover 420 are coupled, as shown in FIG. 3, the protective cover 400 covering the outside of the base plate 300 The portable antenna 1000 may be assembled by fixing each of the antenna units 100 and the support legs 500 upward and downward. At this time, the antenna unit 100 is inserted into the shaft coupling groove 411 formed outside the upper cover 410 and fastened to the hinge unit 312, the fixing shafts 311a, 311b of the fixing unit 311 ) Is fixed.

4 is a cross-sectional view showing an enlarged main portion of the elevation driving unit 340 according to an embodiment of the present invention, and FIG. 5 is a view for explaining the coupling between the elevation driving shaft 310 according to FIG. 4, and FIGS. With reference to 5, the combination of the elevation drive shaft 310, the hinge top end 210, and the antenna unit 100, and the sealing structure according to the elevation drive shaft 310 penetrating the upper cover 410 will be described in more detail. do.

As shown in FIG. 4, the elevation drive shaft 310 is axially coupled to the hinge part 312 and the hinge part 312 fastened to the hinge top 210, and the antenna part 100 It comprises a fixing part 311 for fixing the first bracket 120 and the second bracket 140, wherein the elevation drive shaft 310 is hollow in the longitudinal direction of the shaft, and the first It comprises a fastening pin 313 and a second fastening pin 314.

At this time, by further comprising a sealing member 430 provided to seal the inner surface of the penetrating protective cover 400 and the outer circumferential surface of the elevation drive shaft 310, the upper cover 410 through which the elevation drive shaft 310 passes. It is preferable to maintain the airtightness of the shaft coupling groove 411, and the sealing member 430 consists of an o-ring interposed between the inner surface of the fixing part 311 and the upper cover 410, As the first fastening pin 313 is tightened, it may be in close contact with the fixing part 311 and the upper cover 410. Here, if the sealing member 430 is configured to seal the outer peripheral surface of the shaft coupling groove 411 of the penetrating protective cover 400 and the elevation drive shaft 310, various materials and shapes without departing from the gist of the present invention It will be possible to change the configuration to have.

In addition, the height at which the elevation drive shaft 310 is coupled is adjusted to a height at which the hinge coupling end 210 extends upward, and the rotating end 121 of the first bracket 120 of the antenna unit 100 rotates It is preferable that it is provided so as not to interfere with the base plate 200 or the upper cover 410 covering the upper portion of the base plate 200 by the rotation radius. At this time, the upper cover 410 of the present invention forms a rotating end bent portion 412 at least partially bent downward so as not to interfere with the rotation radius of the first bracket 120 of the antenna unit 100, Since the rotating end 121 of the first bracket 120 is provided in the rotating end receiving space 413 formed above the rotating end bent part 412, the height at which the elevation driving shaft 310 is formed is increased. Can be lowered. Here, the base plate 200 forms an open rotation end concave portion 220 corresponding to the rotation end bent portion 412, so that the size in the height direction of the portable antenna 1000 can be further reduced. There is an advantage to be able to.

Figure 5 (a) is a partial exploded view for explaining the coupling of the elevation drive shaft 310, Figure 5 (b) is a cross-sectional view showing the combined state of the elevation drive shaft 310, see Figure 5 When the elevation drive shaft 310 is coupled to include a first fastening pin 313, a fixing part 311, a hinge part 312 and a second fastening pin 314, the fixing part 311 and the hinge The branch part 312 is a body in which the first fixing shafts 311a-1 and 312a-1 and the second fixing shafts 311a-2 and 312a-2 protruding to face the same direction in the longitudinal direction are formed at a certain distance from each other (311a, 312a), and the fixing part 311 and the hinge part 312 protrude in a direction facing each other to form a coaxial connection shaft 311b, 312b is formed in a pair formed.

At this time, the connecting shafts 311b and 312b of the fixing part 311 and the hinge part 312 are inserted in the axial direction and fastened so as to be fixed to each other, and the protruding part 311b-1 A concave portion 312b-1 having a U-shaped cross section is formed to be inserted, and the horizontal rotational force of the hinge portion 312 in parallel with the rotation of the base plate 200 is transmitted to the fixing portion 311 , By allowing the antenna unit 100 fixed to the fixing unit 311 to rotate in the horizontal direction of the base plate 200 in parallel, the azimuth angle of the antenna unit 100 can be controlled. Here, the protrusion 311b-1 is shown to be formed on the connection shaft 311b of the fixing part 311 and the concave inlet 312b-1 is formed on the connection shaft 312b of the hinge part 312 , The protrusion and the fixing part may be formed to correspond to each other to any one selected from the fixing part 311 or the hinge part 312.

In addition, the fixed portion 311 or the hinge portion 312 of any one of the selected one of the inner peripheral surface (311c, 312c) has a diameter smaller than the outer diameter of the first fastening pin 313 and the second fastening pin 314 As a result, the first fastening pin 313 and the second fastening pin 314 are forcibly fitted, so that the antenna unit 100 due to micro-vibration according to the coupling gap between the parts fixed by the elevation driving shaft 310 Noise can be prevented. Here, the inner circumferential surface to be forcibly fitted is formed on the hinge part 312 so that the hinge part 312 is removed from the hinge fixing end 210 of the base plate 200 when the antenna part 100 is coupled and disassembled. It is desirable to be configured to be rigidly fixed so as not to be separated.

In addition, a first bracket 120 supporting the antenna dish 110 is fixed to the first fixing shaft 311a-1 of the fixing part 311, and the second fixing shaft 311a-2 has the The second bracket 140 supporting the LNB 130 is fixed, and the first fastening pin 313 fastened to the outside of the first bracket 120 is fixed while pressing the first bracket 120. , The first fixing shaft 312a-1 and the second fixing shaft 312a-2 of the hinge part 312 move the rotating plate 343 up and down according to the rotation of the base plate 200 in the vertical direction. By being hinged to the actuating bracket 344 of the elevation driving part 340 that is supported so as to be possible, it forms a hinge axis of the actuating bracket 344 that enables the vertical movement of the rotating plate 343.

6 is a bottom view showing a lower portion of the base plate according to an embodiment of the present invention, FIG. 7 is a side cross-sectional view of a portable antenna for explaining a main driving unit according to an embodiment of the present invention, and FIG. 8 is a view As an enlarged view of the main part for explaining the main driving part according to an embodiment of the present invention, the elevation angle driving part for performing two-axis driving controlling the elevation and azimuth angles using the single motor of the present invention with reference to FIGS. The 340 is provided so as to form a center on the upper surface of the base plate 200, and the fixed central shaft 341, the fixed central shaft 341, and the base plate 200 with threads formed on the outer circumferential surface can be rotated independently from each other. A rotary joint 342 installed under the base plate 200 so that a screw thread is formed on the inner circumferential surface to be fastened to the fixed central shaft, and one end in the width direction of the base plate 200 An additional part is fixed to the elevation drive shaft 310 and the other end is fixed to the rotation plate 343, so that the rotation plate 343 moves in the vertical direction of the fixed central shaft 341 according to the rotation of the base plate 200 in parallel. It may be made including an operation bracket 344 formed to be driven by.

At this time, the rotary joint 342 is provided under the base plate 200 and fixed to support the fixed central shaft 341, the drive belt 321 connected to the rotation shaft of the single motor 320 The azimuth pulley 342a is fastened to surround a part of the outer circumferential surface, and the azimuth pulley 342a is provided to surround the outer circumferential surface on the upper part of the azimuth pulley 342a, and a rotating body 342b fixed to the lower surface of the base plate 200 and the By being configured to include a bearing 342c interposed between the azimuth pulley 342a and the rotating body 342b so that the rotating body 342b rotates the base plate 200 in parallel, in the controller plate 330 By controlling the number of rotations and the degree of rotation of the single motor 320, the azimuth and elevation angles of the antenna unit 1000 can be adjusted. At this time, the elevation driving part 340 is fastened to the lower part so as not to move by the rotational force by the driving belt 321 surrounding the outer circumferential surface of the azimuth pulley 342a and seated on the ground, thereby supporting the entire weight of the product. By being fixed to 500, it is not rotated by the rotational force of the single motor 320, the base plate 200 itself to which the single motor 320 is fixed is driven to rotate. At this time, after setting the azimuth and elevation angles of the antenna unit 100, one side is fixed to the base plate 200 to prevent rotation of the base plate 200 due to external vibrations and disturbances such as wind. However, by further comprising an azimuth fixing device 350 installed so that the other side presses the driving belt 321 surrounding a part of the outer peripheral surface to the azimuth pulley 342a of the rotary joint 342, the portable antenna 1000 After manual control or automatic setting of the azimuth and elevation angle, by forcibly fixing the base plate 200, the user can store and carry the antenna while maintaining the set azimuth and elevation angle, allowing the user to store and carry the antenna more easily. Convenience can be provided so that you can do it.

The azimuth fixing device 350 has a ground surface portion 341 provided to closely contact the driving belt 321 in the direction of the azimuth pulley 342a and one side is fixed to the ground surface portion 341, and the other side is the ground surface portion The pressing shaft 351 protruding outward so as to be perpendicular to the direction in close contact from 341 and coupled to the other side of the pressing shaft 351, pressurize and depressurize the pressing shaft 351 in a direction perpendicular to the contact direction It may be formed in the form of a hinge lever including an operation handle 353 that interferes with the side surface of the base plate 200 so that the azimuth fixing device 350 is a screw for preventing rotation of the base plate 200 It will be possible to implement modifications by various means without departing from the gist of the present invention, such as, fixing pins.

In addition, the first bracket 120, the hinge top 210 and the elevation drive shaft 310 are configured to form a pair so as to be spaced apart a predetermined distance in the longitudinal direction of the base plate 200, the operation bracket ( 344 is a first residual hole (344a-1) fixed to the elevation drive shaft 310 at one end in the width direction of the base plate 200 and the remaining shaft 343b of the rotating plate 343 at the other end. By including a pair of hinge fixing ends 344a in which the fixed second residual holes 344a-2 are formed and a connection support end 344b connecting one end of the pair of hinge fixing ends 344a, the Backlash in engagement between the inner peripheral surface 343a of the rotating plate 343 and the threads formed on the outer peripheral surface of the fixed central shaft 341 was reduced.

At this time, the first residual hole 344a-1 and the second residual hole 344a-2 of the hinge top 344 of the operation bracket 344 are formed at different heights in a direction perpendicular to the ground, and the rotating plate ( When the 343 is moved in the vertical direction, the operation bracket 344 is rotated based on the first residual hole 344a-1 and the second residual hole 344a-2, so that the antenna fixed to the elevation drive shaft 310 The unit 100 rotates in parallel.

9 is an exemplary view for explaining the hinge operation of the elevation drive shaft according to an embodiment of the present invention. Referring to FIG. 9, the second residual holes 344a-2 of the pair of hinge fixing ends 344 are The remaining shaft 343b of the rotating plate 343, which is spaced apart to have a predetermined length in a straight line formed with the first residual hole 344a-1, is inserted into the second residual hole 344a-2. The elevation angle range of the antenna unit 100 may be limited by moving in a straight line formed by the first residual pores 344a-1 and the second residual pores 344a-2 within the residual pores 344-2. In general, it is preferable to control the elevation angle range by controlling the number of rotations and the rotation angle of the single motor 320, and the second residual hole 344a-2 is the number of rotations and the rotation angle of the single motor 320 It is formed to achieve the minimum point (P1) of the elevation range and the maximum point (P2) of the elevation range according to the function of a stopper to control excessive rotation of the residual shaft (343b) of the rotating plate (343). It is possible to prevent the 343 from deviating from the fixed central axis 341 or being excessively locked toward the base plate 200.

This??, the angle a shown in FIG. 9 refers to a reference angle (a) formed by the operation bracket 344 and the elevation drive shaft 310, and the elevation angle of the antenna unit 100 is the elevation drive shaft 310 It may be determined according to the angle formed by the pair of first brackets 120 supporting the antenna dish 110 of the antenna unit 100 fixed to the fixing part 311 of the antenna, and the front surface of the antenna dish 110 It means the angle in the direction perpendicular to the ground. At this time, since the first bracket 120 of the antenna unit 100 and the fixing unit 311 are fixed at a constant angle, the operation bracket 344 is fixed as the rotating plate 343 rotates in the vertical direction. ) The elevation angle range angle b rotated in the width direction of the base plate 200 determines the elevation angle range of the antenna unit 100.

<First embodiment: support leg 500>

10 and 11 are bottom views for explaining the support leg part 500 according to an embodiment of the present invention, and FIG. 10 shows a state in which the support leg part 500 is folded to store an antenna, FIG. 11 is a diagram showing a form in which the support leg part 500 is radially extended to set the antenna on the ground. Referring to FIG. 10, the support leg part 500 is an azimuth pulley of the rotary joint 342 A lower plate 510 fixed to the lower part of (342a) and including a plurality of leg fixed ends 511 protruding downward, and a leg coupling end axially fixed to the leg fixed end 511 of the lower plate 510 on one side A plurality of leg portions including a support leg 522 extending a predetermined length from the leg coupling end 521 and a support plate 523 formed to contact the ground on the other side of the support leg 522 ( 520) may be included.

At this time, the plurality of leg portions 520 are formed such that a leg coupling end 521 formed on one side thereof is rotatable with respect to the shaft-fixed leg fixing end 511, so that the plurality of leg portions ( By folding 520 in the longitudinal direction of the base plate 200, the volume of the portable antenna 1000 is minimized. When the antenna is erected and fixed, the plurality of leg portions 520 are radially spread to Can be fixed on.

In more detail, the plurality of leg portions 520 have a first leg portion 520a fixed to the first leg portion 511a protruding downward to form the center of the lower plate 510 and the first leg portion Doedoe provided on both sides perpendicular to the protruding direction of the end 511a, a pair of second leg tops 511b arranged to form a radial angle (c) outwardly at a predetermined angle from the first leg tops 511a Including a pair of fixed second leg portions 520b, it is preferable to consist of three radially provided, in which case the first leg portion 520a is in a straight line with the first leg apex 511a Doedoe arranged, the pair of second leg portions 520b are the support legs 522b of the leg coupling end 521b and the second leg portion 520b axially fixed to the second leg top 511b The contacting outer side is formed to form an outward bending angle (d) bent at a predetermined angle, so that the plurality of leg portions 520 are rotated based on a fixed axis, so that they are aligned in the longitudinal direction of the base plate 200 when stored. In addition, when the antenna is fixed, the plurality of leg portions 520 may be folded so as to be radially aligned so that they are flat with each other at a predetermined angle. Here, when the plurality of leg portions 520 are formed of three, the radiation angle (c) and the outward bending angle (d) are formed to form an angle of 60 degrees, respectively, so that the three leg portions 520 are unfolded. At the time, the angle between adjacent leg portions 520 is formed in a radial shape of 120 degrees.

<Second embodiment: Support leg part 700>

However, in the support leg portion 500 according to the first embodiment described above, when the plurality of leg portions 520 are unfolded or folded, each leg portion 520 is not fixed, so that the antenna is folded. ) Or when unfolding, the plurality of leg portions 520 are not fixed, and thus, inconvenience in storage due to the shaking of the support leg portion 500 may be caused.

12 is a partial exploded view showing a support leg part 700 according to a second embodiment of the present invention, FIG. 13 is a perspective view showing a lower plate 710 according to the second embodiment of the present invention, and FIG. 14 is 13 is a partial enlarged view showing a cross-section of the concave inlet portion 713a of the leg fixing end 711, and FIGS. 15 to 16 are views showing the leg portion 720 according to the second embodiment of the present invention. , FIG. 17 is an exemplary view showing the operation of the support leg part 700 according to the second embodiment of the present invention, and referring to FIGS. 12 to 17, the support leg part according to the second embodiment of the present invention ( 700 may be configured to include a lower plate 710, a leg portion 720, a fixing screw 730, and an elastic member 740. At this time, the antenna 1000 according to the second embodiment of the present invention limits the radius of rotation of the support leg part 700 when the support leg part 700 is installed and stored. It was designed to complement (700).

In more detail, the support leg portion 700 is fixed to the lower portion of the azimuth pulley 342a of the rotary joint 342, the lower plate 710 including a plurality of leg fixing ends 711 protruding downward and A leg coupling end 721 axially fixed to the leg fixing end 711 of the lower plate 710 on one side, and a support leg 722 extending from the leg coupling end 721 and the support leg 722 ) May be configured to include a plurality of leg portions 720 including a support plate 723 hinged to contact the ground.

At this time, the plurality of leg portions 720 are formed such that a leg coupling end 721 formed on one side is rotatable with respect to the leg fixing end 711 fixed to the shaft, so that the plurality of leg portions ( By folding 720 in the longitudinal direction of the base plate 200, the volume of the portable antenna 1000 is minimized. When the antenna is erected and fixed, the plurality of leg portions 720 are radially spread to Can be fixed on. Here, the plurality of leg portions 720 have a first leg portion 720a fixed to the first leg portion 711a protruding downward to form the center of the lower plate 710 and the first leg portion It is provided on both sides perpendicular to the protruding direction of (711a), and fixed to a pair of second leg tops (711b) arranged to achieve a radial angle (c) outward from the first leg top (711a) Including a pair of the second leg (720b), it is preferably made of three radially provided.

The lower plate 710 is provided radially to form a plurality of leg fixing ends 711 axially coupled to the plurality of leg portions 720, and at this time, the lower plate 710 coupled to the first leg portion 720a ), the first fixed end 711a protrudes horizontally from the protruding end protruding downward from the lower surface of the lower plate 710 to a side forming one side in the lateral direction, and the first leg part 720a is bridged The fixing protrusion 721a, which is axially fixed to the end 721a, and the fixing protrusion 721a and the fixing protrusion 712a are recessed inward on one side of the protruding end, and the shaft is fixed to the fixing protrusion 712a. The first leg portion 720a is configured to include a concave inlet portion 713a for limiting the rotation radius of the first leg portion 720a to be axially coupled to the first fixing end 711a protruding to the side Is made to rotate in the vertical direction of the antenna 1000.

At this time, the leg coupling end 721 of the first leg part 720a is on one side of the first fixing end 711a on one side in the direction in which the fixing protrusion 712a of the first fixing end 711a is coupled. It may be configured to further include a first coupling end 712a including a first protrusion 721c protruding so as to be seated on the concave portion 714a, wherein the first coupling end 712a has a predetermined thickness and width. It is formed on one side in the longitudinal direction of the support leg 722 formed in the same bar shape, and is perforated in the thickness direction of the support leg 722 so that the fixing protrusion 712a of the first fixing end 711a is inserted. In this case, in order to prevent the one end in the longitudinal direction from interfering with the lower end of the lower plate 710 when the first leg part 720a rotates, the leg coupling end of the first leg part 720a The 721 may be formed to further include a first curved surface 721e formed to be cut at a predetermined angle at one end in the longitudinal direction. At this time, the first fixing end 711a and the shaft fixing position of the first leg part 720a may be further separated from each other to prevent interference when the first leg part 720a rotates, but the plurality of In that an additional facility is required to adjust the height of the second leg portion 720b so that the positions of the leg portions 720a and 720b correspond to each other, the leg portion 720 is formed at one end in the longitudinal direction. It is preferable that it is formed to include one curved surface 721e.

In addition, the second fixing end 711b of the lower plate 710 coupled with the second leg portion 720b is a fixing protrusion 712b protruding downward from the lower plate 710 and the fixing protrusion 712b. By being formed to include a concave inlet portion (713b) for limiting the rotation radius of the second leg portion (720b) which is concave inwardly to the lower plate (710) surrounding the outside of the shaft fixed to the fixing protrusion (712b), the The second leg portion 720b axially coupled to the second fixing end 711b protruding downward from the lower plate 710 may be rotated in a horizontal direction with the lower plate 710.

The leg coupling end 721b of the pair of second leg portions 720b protrudes outward from any one side surface perpendicular to the length direction in the thickness direction of the support leg 722 to the first side of the lower plate 710. 2 The shaft is fixed to the fixing protrusion (712b) of the fixing end (711b), the second fixing end (711b) and the second fixing end (711b) of the concave inlet portion (713b) A second coupling end 721b including two protrusions 721d may be further included, and at this time, the concave inlet 713b of the second fixing end 711b is in the rotation radius of the second leg part 720b. It is preferable that it is formed to be limited by a predetermined angle along the outer side of the fixing protrusion 712b so as to correspond. For example, in the case of the leg portion 720 having three legs as shown in FIG. 17, the pair of second leg portions 720b have an axis parallel to the length direction of the base plate 200. It is preferable to limit the radius of the concave inlet 713b of the second fixed end 711b so as to limit the radius of rotation so that each is rotated by 60 degrees as a reference.

At this time, as shown in FIG. 14, the concave inlet portions 713a and 713b of the leg fixing ends 711a and 711b are concave inward at a position corresponding to the rotation radius at which the respectively combined leg fixing ends 711 are limited. , By forming a step (714a) formed to catch the protrusions (721c, 721d) inserted into each of the concave inlet (713a, 713b), it is possible to accurately fix the position at the rotation radius limited to the plurality of leg parts (720). It is desirable to be made so.

FIG. 18 is a partially enlarged view showing a main part to which the leg fixing end 711 and the leg part 720 of the support leg part 700 according to the second embodiment of the present invention are coupled, and FIG. 19 is As a cross-sectional view showing the main portion to which the leg fixing end 711 and the leg coupling end 710 of the leg part 720 are fastened, referring to FIGS. 18 and 19, an antenna according to a second embodiment of the present invention ( The support leg portion 700 of the 1000) is fastened to the shaft to which the leg fixing end 711 and the leg coupling end 721 of the leg part 720 are coupled, and the leg fixing end 711 and the leg It is provided at the lower portion of the fixing screw 730 and the screw head of the fixing screw 730 to prevent separation of the coupling end 721, the elastic force to prevent shaking of the leg fixing end 711 and the leg portion 720 By further including an elastic member 740 to apply, by pressing the protrusions 721c and 721d inserted into the concave inlet 713 of the leg fixing end 711 in the direction of the lower plate 710, the protrusion 721c , 721d) and the concave inlet portion 713 has an advantage of being able to reduce the shaking of the leg portion 720 by narrowing the gap to be coupled.

20 and 21 are perspective views illustrating a storage case of a portable antenna according to an embodiment of the present invention, and FIGS. 22 and 23 are side cross-sectional views illustrating a storage case according to an elevation range of the portable antenna of the present invention, Referring to FIGS. 20 to 23, the portable antenna 1000 of the present invention may further include a storage case 600 for accommodating, storing, and carrying all of the combined portable antennas 1000.

At this time, the storage case 600 is a portable antenna including the antenna unit 100, the base plate 200, and the protection cover 400 having the main driving unit 300 inside, and the leg support unit 500. It is preferable that the receiving space 610 in which the 1000 is accommodated is formed to seal the outside, and at this time, the storage case 600 is a pair of the first body 620 and the second body separated to be openable and closed. Forming 630, the first body 620 and the second body 630 may be formed to be opened and closed by fixing one end through a fixing hinge 650. At this time, it includes a handle 640 formed to be gripped by a user on a body opposite to the fixing hinge 650, and the fixing hinge 650 and the handle 640 are in the height direction of the storage case 600 It may be formed on the upper and lower surfaces opposite to each other, according to the height of the fixing hinge 650 formed on the lower surface of the body portion (620, 630), so that the storage case 600 can be erected, the support protruding downward Legs 651 may be formed. Here, the shape of the storage case 600 may be formed in various forms in which an internal accommodation space capable of accommodating the portable antenna 1000 is formed without departing from the gist of the present invention.

At this time, the receiving space 610 of the storage case 600 has an upper receiving space 611 for receiving the antenna unit 100 formed at an upper portion thereof in the height direction, and accommodated in the upper receiving space 611 The antenna dish 110 of the antenna unit 100 is supported on the inner surface of the first body 620 of the body unit, and the second body 630 opposite to the second bracket 140 of the antenna unit 100 By being supported on the inner surface of ), a gap in which the portable antenna 1000 shakes in the receiving space 610 may be compensated.

In addition, the receiving space 610 of the storage case 600 includes a lower receiving space 612 in which the protective cover 400 and the support leg 500 are accommodated at a lower portion in the height direction, and the lower receiving space The space 612 can accommodate the protective cover 400 and the support leg 500 so that the antenna unit 100 having the maximum elevation angle b of the antenna dish 110 can be stored. It is preferable that there is a free space (e) formed. That is, the width of the lower receiving space 612 is formed larger than the width t of the base plate 200, and the free space e is an antenna rotated by the maximum range of the elevation angle b In consideration of the angle (b) between the portion 100 and the base plate 200, the base plate 200 is formed with a maximum width e that does not contact the inner surface of the storage case 600 when the base plate 200 is rotated. It is desirable to be. At this time, the portable antenna 1000 of the present invention can be operated so that the elevation range angle b has a driving range of 0 degrees to 43 degrees, and at this time, the elevation angle of the antenna unit 100 fixed in the maximum range of 43 degrees is maintained. There is an advantage that it can be stored as one.

24 and 25 are views for explaining the return drive of the antenna unit by a single motor according to an embodiment of the present invention, and Fig. 24 is a configuration for controlling the elevation and azimuth angles of the antenna unit to control the single motor of the present invention. Fig. 25 is a block diagram showing an operation sequence of a satellite tracking unit that performs a return drive to the minimum elevation range of the antenna unit according to Fig. 24. Referring to Figs. 24 and 25, the portable antenna of the present invention ( 1000) is built on the control panel, a satellite tracking unit 331 that performs at least one function of searching for a satellite to which a radio wave is received, a collation between a set satellite and a searched satellite, and selection of a searched satellite, and the A motor control unit 332 that receives tracking information of the selected satellite from the satellite tracking unit 331 and controls the rotation of the single motor 320 so that the antenna unit 100 has an elevation angle and an azimuth angle toward the selected satellite. And a power supply unit 700 that receives power from an external source and applies power to the single motor 320 and the control panel 330.

At this time, the satellite tracking unit 331 is preferably supplied with power from the power supply unit 700 to perform a search for the satellite when the system is started. If the satellite to which the radio wave is received is not searched, the It is preferable that the antenna unit is operated to control the single motor 320 to return to the minimum elevation range (b).

At this time, by the satellite tracking unit 331 operated as described above, after fixing using the azimuth fixing device 350 to prevent the rotation of the base plate 200 with elevation and azimuth angles set to face the selected satellite, The portable antenna 1000 of the present invention can be stored and carried, but when it is not necessary to fix the set values (elevation and azimuth angles) directed to the selected satellite, the user can easily operate the portable antenna 1000 through a more convenient operation. It is preferable to rotate the antenna unit 100 at an angle that is easiest to store, and the angle that is easiest to store is an angle at which the antenna unit 100 is rotated to have a minimum elevation range, and the elevation drive shaft ( Since the angle formed by the antenna dish 110 and the base plate 200 of the antenna unit 100 fixed by 310 is arranged to be vertical, it means the easiest angle to be stored in the storage case 600. .

At this time, the user may manually return the antenna unit 100, but the LNB 130 is disposed in front of the antenna dish 100 to receive the radio waves collected from the antenna dish 100, and the It is configured to support the LNB 130 and be coupled to the rotating end 121 of the first bracket 120 to be axially fixed to the elevation driving shaft 310, and to rotate at a predetermined angle downward from the antenna dish 110. The satellite tracking unit 331 is restarted by re-supplying power to the power supply unit 700 while the second bracket 140 is folded and the LNB 130 is folded in a direction parallel to the antenna dish 110. By doing so, by performing the antenna unit 100 to return to the minimum elevation range, the user does not directly rotate the antenna unit 100, and the return operation of the antenna unit 100 can be performed through electrical control. There is an advantage.

The present invention is not limited to the above-described embodiments, and of course, various modifications can be made without departing from the gist of the present invention as claimed in the claims.

1000: portable antenna
100: antenna unit
110: antenna dish 120: first bracket
121: rotating stage 130: LNB
140: second bracket
200: base plate
210: hinge fixed end 220: rotary end concave
300: main driving part
310: elevation drive shaft
311: fixing part 312: hinge part
311a, 312a: body 311b, 312b: connecting shaft
311a-1, 312a-1: first fixed shaft 311a-2, 312a-2: second fixed shaft
311c, 312c: inner peripheral surface
313: first fastening pin 314: second fastening pin
320: single motor 321: drive belt
330: control panel 331: satellite tracking unit
332: motor control unit 340: elevation drive unit
341: fixed central shaft 341a: rotary connector
342: rotary joint
342a: azimuth pulley 342b: rotating body
342c: bearing
343: rotating plate
343a: inner peripheral surface 343b: residual shaft
344: operating bracket
344a: hinge fixing end 344b: heat connection support end
344a-1: first residual 344b-2: second residual
350: azimuth fixing device
351: ground plane 352: pressure shaft
353: operating handle
400: protective cover
410: upper cover 411: shaft coupling groove
412: rotating end bend 413: rotating end accommodation space
420: lower cover 430: sealing member
500, 700: support leg
510, 710: lower plate 511, 711: leg fixing end
511a, 711a: first fixed end 511b, 711b: second fixed end
712a, 712b: fixing protrusion
713a, 713b: concave portion 714a: step
520, 720: leg portion 521, 721: leg joint
521a, 721a: first coupling end 521b, 721b: second coupling end
721c: first protrusion 721d: second protrusion
721e: first curved surface
522, 722: support leg 523, 723: support plate
522a, 722a: first supporting leg 522b, 722b: second supporting leg
730: fixing screw 740: elastic member
600: storage case
610: accommodation space 611: upper accommodation space
611a: plate receiving space 611b: LNB receiving space
612: lower accommodation space
620: first body 630: second body
640: handle 650: fixed hinge
651: support leg 700: power supply
a: Reference angle b: Elevation range angle
c: Radiation angle d: Outward bending angle
e: Free space t: Width of base plate

Claims (25)

An antenna unit including an antenna dish for collecting radio waves from a satellite and a first bracket for supporting the antenna dish;
A base plate including a hinge top end hinged to the first bracket and a single motor providing rotational power in the vertical, left, and right directions of the connected device;
The first bracket includes an elevation drive shaft that is shaft-coupled and fixed to be rotatable at the hinge top, and is connected to the single motor to receive rotational power and adjust the azimuth and elevation angle of the antenna unit through the elevation drive shaft. Driving unit; And
It is formed to surround the base plate and the main driving part to maintain airtightness with the outside, and includes a shaft coupling groove in which a portion of the elevation drive shaft connected to the first bracket is exposed to the outside, and the first A protective cover in which the bracket is in close contact with and coupled to the shaft coupling groove;
Portable antenna having a partially waterproof structure comprising a.
delete The method of claim 1,
A sealing member provided to surround the shaft coupling groove between one side of the elevation drive shaft and an end portion of the protective cover, and sealing the shaft coupling groove, the elevation drive shaft, and an outer peripheral surface of the end of the protective cover;
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 1,
The base plate is made of a rectangular plate having a predetermined thickness,
The main driving part,
A single motor mounted on the upper surface of the base plate and configured to rotate the base plate,
A control plate seated on the upper surface of the base plate and controlling the number of rotations and the degree of rotation of the single motor, and
An elevation driving unit seated on the upper surface of the base plate and hinged to an elevation driving shaft fixed to the hinge top, and configured to adjust the elevation angle of the antenna unit according to the rotation of the base plate,
Including,
The portable antenna having a partially waterproof structure, characterized in that the single motor, the control plate and the elevation driving unit are arranged in a straight line.
The method of claim 4,
The protective cover is made of an upper cover covering an upper portion of the base plate and a lower cover covering the lower portion of the base plate,
The portable antenna having a partially waterproof structure, characterized in that at least a part of the upper cover is bent downward to form a space for accommodating a rotation end formed so as not to interfere with a rotation radius of the first bracket of the antenna unit.
The method of claim 4,
The elevation drive part,
A fixed central shaft protruding upward of the base plate and having a thread formed on the outer circumferential surface thereof,
A rotary joint installed under the base plate so that the fixed central shaft and the base plate can rotate independently of each other,
A rotating plate having a thread formed on the inner circumferential surface and fastened to the fixed central shaft, and
An operation bracket having one end fixed to the elevation drive shaft and the other end fixed to the rotary plate, so that the rotary plate is driven in the vertical direction of the fixed central shaft according to the parallel rotation of the base plate,
Portable antenna having a partially waterproof structure comprising a.
The method of claim 6,
The first bracket, the hinge top and the elevation drive shaft are configured to form a pair spaced apart a predetermined distance in the longitudinal direction of the base plate,
The operation bracket,
A pair of hinged tops in which a first residual hole fixed to the elevation drive shaft at one end and a second residual hole fixed to the residual shaft of the rotating plate are formed at the other end, and
A connection support end connecting one end of the pair of hinged tops,
Portable antenna having a partially waterproof structure comprising a.
The method of claim 7,
The second residual holes of the pair of hinged tops are disposed at a predetermined length in a straight line formed with the first residual hole,
A portable antenna having a partially waterproof structure, characterized in that the residual axis of the rotating plate inserted into the second residual cavity is moved within the second residual cavity, thereby limiting the elevation angle range of the antenna unit.
The method of claim 6,
The rotary joint,
An azimuth pulley provided under the base plate and fixed to support the fixed central shaft, the azimuth pulley fastened so that a driving belt connected to the rotating shaft of the single motor surrounds a part of the outer peripheral surface,
A rotating body provided to surround the outer circumferential surface on the upper portion of the azimuth pulley, and fixed to the lower surface of the base plate, and
A bearing interposed between the azimuth pulley and the rotating body so that the rotating body rotates the base plate in parallel,
Portable antenna having a partially waterproof structure comprising a.
The method of claim 9,
The main driving part,
An azimuth fixing device having one side fixed to the base plate and the other side pressing a driving belt surrounding a part of the outer circumferential surface to the azimuth pulley of the rotary joint, and preventing rotation of the base plate,
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 1,
The elevation drive shaft,
A hinge portion fastened to the hinge top, and
A fixing part that is coupled to form the same axis as the hinge part, and fixes the first bracket of the antenna part,
Portable antenna having a partially waterproof structure comprising a.
The method of claim 11,
The hinge part and the fixing part each protrude in a direction facing each other and each connection shaft is formed to be fastened to form the same axis,
Any one of the connection shafts of each of the connection shafts has a protrusion that is fastened to be inserted and fixed to the other connection shaft facing in the axial direction,
The other connecting shaft is formed with a concave portion in which a portion of the end portion is concave so that the facing protrusion is inserted,
The portable antenna having a partial waterproof structure, characterized in that the fixing part is coupled to rotate the hinge part according to the rotation of the base plate.
The method of claim 12,
The elevation drive shaft is hollow inside in the axial direction,
Further comprising a first fastening pin and a second fastening pin fastened in the longitudinal direction of the hollow,
A portable antenna having a partially waterproof structure, characterized in that a diameter on an inner circumferential surface of any one of the fixing part or the hinge part is formed smaller than the outer diameters of the first fastening pin and the second fastening pin.
The method of claim 9,
A support leg portion fixed to a lower portion of the azimuth pulley and including a plurality of leg portions supporting a load such that the base plate is spaced apart from the ground by a predetermined distance;
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 14,
The support leg part,
A lower plate fixed to the lower surface of the azimuth pulley and having a plurality of leg fixing ends protruding downward, and
A plurality of leg portions having a leg engagement end axially fixed to the leg fixing end of the lower plate on one side, a support leg extending a predetermined length from the leg engagement end, and a support plate in contact with the ground on the other side of the support leg,
Portable antenna having a partially waterproof structure comprising a.
The method of claim 15,
The plurality of leg portions,
A first leg portion that is fixed to a first fixing end protruding downward on a straight line passing through the center of the lower surface, and extending in the same line as the first fixing end, and
A pair of second legs each fixed to a pair of second fixed ends disposed to be outwardly at a predetermined angle (c) outward of the first fixed end,
Including,
During storage, the first leg and a pair of second legs are rotated so that they are aligned in the longitudinal direction of the base plate, and when installed, the first leg and the pair are rotated so that the second leg is radially aligned. Portable antenna having a partial waterproof structure characterized by.
The method of claim 16,
The pair of second leg portions,
The portable antenna having a partially waterproof structure, characterized in that the outer surface is formed to be bent at a predetermined angle (d) on the second support leg extending from the second fixing end and the second coupling end axially fixed.
The method of claim 16,
The first fixing end,
A fixing protrusion protruding horizontally to the side and axially fixed to the leg coupling end of the first leg, and
A concave inlet portion for limiting a rotation radius of the first leg portion which is concave inward on one side of the fixed protrusion to be axially fixed to the fixed protrusion,
Including,
The leg coupling end of the first leg,
A first coupling end including a first protrusion protruding so as to be seated in the concave portion of the first fixing end on one side of the first fixing end in a direction coupled to the fixing protrusion of the first fixing end,
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 18,
The leg coupling end of the first leg,
A first curved surface formed to be cut at a predetermined angle at one end in the longitudinal direction to prevent interference due to rotation of the first leg,
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 16,
The second fixing end,
A fixing protrusion protruding downward from the lower plate, and
A concave inlet portion that is concave inwardly to the lower plate () surrounding the outside of the fixing protrusion to limit a radius of rotation of the second leg portion which is axially fixed to the fixing protrusion,
Including,
The leg coupling end of the pair of second legs,
It protrudes outward from any one side perpendicular to the longitudinal direction of the support leg and is axially fixed to the fixing protrusion of the second fixing end, so that it is seated in the concave portion of the second fixing end in a direction coupled with the second fixing end. A second coupling end including a protruding second protrusion,
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method according to any one of claims 18 to 20,
The support leg part,
A fixing screw that is fastened to a shaft to which each of the leg fixing ends and the leg engaging ends of the legs are coupled to each other to prevent separation of the leg fixing ends and the leg engaging ends, and
An elastic member provided at a lower portion of the screw head of the fixing screw and applying an elastic force to prevent shaking of the leg fixing end and the leg portion,
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 12,
A storage case in which the antenna unit, the base plate and the main driving unit are built-in, and the portable antenna including a leg unit is accommodated therein, and is formed to seal the outside;
Portable antenna having a partial waterproof structure, characterized in that it further comprises.
The method of claim 22,
The storage case,
It includes a lower receiving space in which the protective cover and the leg part are accommodated at the lower part in the height direction,
The lower accommodation space,
To enable storage of the antenna unit having a maximum elevation range angle,
A portable antenna having a partial waterproof structure, characterized in that an extra space (e) for accommodating the protective cover and the leg portion is formed.
The method of claim 4,
A satellite tracking unit that is built on the control panel and performs at least one of a search for a satellite to which a radio wave is received, a collation between a set satellite and a searched satellite, and selection of a searched satellite; And
A motor controller configured to control the rotation of the single motor such that the antenna unit has an elevation angle and an azimuth angle toward the selected satellite by receiving tracking information of the selected satellite from the satellite tracking unit;
Further include,
The portable antenna having a partially waterproof structure, wherein the satellite tracking unit controls the single motor so that the antenna unit returns to a minimum elevation range when a satellite to which a radio wave is received is not searched.
The method of claim 24,
A power supply unit receiving power from an external source and applying power to the single motor and the control board;
Including more,
The antenna unit,
An LNB disposed in front of the antenna dish to receive radio waves collected from the antenna dish, and
A second bracket that supports the LNB and is coupled to a rotation end of the first bracket and is axially fixed to the elevation driving shaft, and configured to rotate at a predetermined angle downward from the antenna dish,
It further includes,
The satellite tracking unit searches for the satellite when power from the power supply unit is supplied,
Portable antenna having a partially waterproof structure, characterized in that by resupplying power to the power supply unit while the user has folded the LNB in a direction parallel to the antenna dish, it is possible to return to the minimum elevation range of the antenna unit. .

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