KR20020047502A - Antenna fixing apparatus - Google Patents

Abstract

PURPOSE: An apparatus for fixing an antenna is provided to reduce the constraint for an antenna position selection by coupling a fixing body to a structure installed in horizontal or vertical direction. CONSTITUTION: A fixing body(10) is provided with a fixed contacting unit for contacting to the circumference of a rod. A clamping screw(20) connected to the fixing body(10) through a screw presses the rod contacted to the fixed contacting unit. A moving body(30) is coupled to the fixed body(10) centering around a rotating axis line arranged in a horizontal direction to an axis line of the clamping screw(20). An antenna supporting unit is coupled to one end of the moving body(30) and holds one end of an antenna having a rod shape to fix it on the moving body(30). A fixing maintenance unit is provided on a region where the fixing body(10) and the moving body(30) contact to each other.

Description

Antenna fixing device {ANTENNA FIXING APPARATUS}

The present invention relates to an antenna fixing device, and more particularly, it is possible to adjust the direction of the antenna with respect to the structure to be installed to reduce the constraints according to the position selection during installation and to selectively fix the antenna of different diameters An antenna fixing device is provided.

In general, in order to test ships at sea, the tester carries the radio communication equipment capable of communicating with the test station and moves to the test ship, and then tests the ship by receiving data necessary for the test from the test station wirelessly. The data will be sent back wirelessly to the test laboratory.

Typically, in order to communicate wirelessly with the test station, the antenna of the radio communication equipment is installed in the outer structure of the ship. At this time, the railing of the ship is used as a structure.In order to install the antenna vertically, the tester binds the railing and the antenna with a cable tie while the antenna is arranged side by side in the vertical part of the railing so that the antenna is vertical. Make sure it's fixed.

However, in installing the antenna on the structure of the trap by using the cable tie, etc., first, the point where the antenna can be installed vertically without interfering with the surrounding structure should be selected and the direction of communication with the test station should be considered. Choosing the right spot for the antenna installation is no easy task. Moreover, even when the above two conditions are satisfied, there is a problem in that the limitation is caused by the length of the connection cable connecting the radio equipment and the antenna.

Accordingly, an object of the present invention is to provide an antenna fixing device capable of adjusting the direction of the antenna with respect to the structure to be installed to reduce the constraints of the positioning during installation and to selectively fix antennas of different diameters. It is.

1 is a perspective view of an antenna fixing device according to an embodiment of the present invention;

2 is a longitudinal sectional view of the antenna fixing device of FIG. 1;

3 is a plan view of FIG.

4 is an enlarged view of a detached state of the movable body of FIG.

5 is a side view of the movable body of FIG. 4;

FIG. 6 is an exploded view of the dummy rim member region of FIG. 2;

7 is a side view of FIG. 6;

8 and 9 are plan views of the temporary animal jaw member and the fixed jaw member of Figure 6, respectively.

Explanation of symbols on the main parts of the drawings

10: fixed body 11: fixed contact portion

14: bearing hole 15: spring receiving portion

17,43: spring member 20: clamping screw

22: movable contact member 24: handle member

30: movable body 31: protrusion

35: first protrusion 36: second protrusion

37: engaging jaw 38: spring receiving ball

40: fixing pin 51a, 51b: antenna receiving member

60: adjusting screw 62: left hand thread

64: right hand thread 72: first female thread member

74: second female screw member 80: fixed engagement jaw member

82: fixed bite jaw 85: fake animal jaw member

86: false animal jaw 87: pivot support shaft

90: coupling member 93a: first receiving groove

93b: second accommodation groove

According to the present invention, the fixed body and the fixed contact portion is formed to be in contact with the circumferential surface of the bar; One end portion is screwed to the fixed body so as to be accessible to the fixed contact portion, and is pressurized from the opposite side in contact with the fixed body so that the fixed body is detachably fixed to the circumferential surface of the bar. And clamping screw to; A movable body coupled to one side of the fixed body to be rotatable about a rotational axis disposed transversely to the axis of the clamping screw; An antenna support means coupled to one side of the movable body and accommodating one end of the antenna having a rod shape to flow horizontally in the longitudinal direction of the antenna to integrally fix the antenna to the movable body; Interposed between the fixed body and the movable body so as to be positioned at one of a parallel position in which the antennas are arranged side by side with respect to the rod, and a vertical position in which the antenna is disposed vertically with respect to the rod. And a fixed holding means for holding and holding the movable body with respect to the fixed body.

Here, the antenna support means, the adjustment screw which is arranged horizontally on the rotation axis of the movable body and the left screw portion and the right screw portion are formed over a predetermined length section from both side ends, and along the longitudinal direction of the adjustment screw A pair of antenna receiving members spaced apart from each other and supported so as to be rotatable relative to the movable body, respectively coupled to one end of each of the antenna receiving members, and screwed to the left and right screw portions, respectively, Preferably, the rotation of the adjusting screw includes a pair of female screw members that are mutually approached and separated along the longitudinal direction of the adjusting screw to allow the antenna receiving member to rotate relative to the movable body.

The fixed holding means includes a plurality of fixed bite jaws formed to protrude from a surface on one side of the fixed body and spaced apart from each other along the circumferential direction, and the fixed bite jaw and the circumferential direction on one side of the movable body. A plurality of splinters formed to be mutually unevenly engaged with each other, a pivot support shaft protruding toward the fixed body from a central region of the spout rim, and a shaft formed to accommodate the pivot support shaft on the fixed body A ball, a spring accommodation ball formed in communication with the shaft hole and having an expanded width relative to the shaft hole, and elastically accommodated in the spring accommodation hole so that the rotatable jaw is engaged with the fixed jaw. It is effective to include a spring member for elastically pressing the shaft.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the present invention.

1 is a perspective view of an antenna fixing apparatus according to an embodiment of the present invention, Figure 2 is a longitudinal sectional view of the antenna fixing apparatus of Figure 1, Figure 3 is a plan view of FIG. As shown in these figures, the present antenna fixing device has a fixed body (10) having a fixed contact portion (11) formed so as to be in contact with the outer peripheral surface of the bar (5), and access to the fixed contact portion (11) and The clamping screw 20 is screwed to the fixing body 10 so as to be possible and fixedly coupled to the rod 5 by pressing the rod 5 against the fixed contact portion 11 with the rod 5 interposed therebetween. It comprises a movable body 30 coupled to one side of the body 10 so as to be relatively rotatable, and an antenna fixing portion 50 coupled to one side of the movable body 30 to support the antenna 7. .

The fixed body 10 has a substantially "C" cross-sectional shape opened to one side, and a fixed contact portion 11 is formed therein so as to be able to contact the outer peripheral surface of the bar (5). On the opposite side of the fixed contact portion 11, a female screw portion 12 is formed so that the male screw portion 21 formed on the outer circumferential surface of the clamping screw 20 can be engaged.

One end of the clamping screw 20 is in contact with the outer circumferential surface of the bar 5, the movable contact member 22 is coupled to be freely rotatable to press the bar 5 in cooperation with the fixed contact portion 11 mutually. . The other end of the clamping screw 20, the handle member 24 is integrally coupled to easily rotate the clamping screw 20.

The antenna fixing unit 50 is supported by one side of the movable body 30 so as to be relatively rotatable and is spaced apart from each other along the longitudinal direction, and the pair of antenna receiving members 51a and 51b and the movable body 30 An adjustment screw 60 disposed in the longitudinal direction and rotatably supported by the movable body 30 and having a left screw portion 62 and a right screw portion 64 formed on the outer circumferential surface of the respective ends from a predetermined length section from each end, and each antenna; Each antenna is connected to one side of the receiving member (51a, 51b) and simultaneously screwed to the left screw portion 62 and the right screw portion 64 of the adjustment screw 60 to accommodate each antenna by the relative movement during the rotation of the adjustment screw (60) And a pair of first and second female screw members 72 and 74 for rotating the members 51a and 51b relative to the movable body 30.

On one side of the movable body 30, a pair of protruding pieces 31 protruding to support the antenna receiving members 51a and 51b so as to be rotatable, respectively, are formed, and on one side of the protruding piece 31 Screw support parts are respectively formed to rotatably support the adjusting screw 60. Both end regions of the adjusting screw 60 are formed with enlarged diameter portions 65 extending in the radial direction to prevent relative flow along the longitudinal direction with respect to the movable body 30, respectively, and each enlarged diameter portion 65. Insertion grooves 66 are recessed in each end surface of the end so that a tool such as a driver can be inserted therein.

Each antenna accommodating member 51a, 51b has a circular ring shape in which an antenna accommodating hole 52 is formed to allow the antenna 7 to pass therethrough, and extends toward the adjusting screw 60 on one side of an outer circumferential surface thereof, and between the first accommodating member 51a and 51b. And an extension portion 54 formed as a pair so that any one of the second female screw members 72 and 74 may be interposed therebetween. Each extension portion 54 is formed with a slot 56, which is cut out in a longitudinal direction from an end portion thereof, and a pin 73 protruding outward of each female screw member 72, 74 is formed in the slot 56. It is receptively coupled to allow relative movement.

On the other hand, in the mutual contact area of the movable body 30 and the fixed body 10, the movable body 30 is rotated by a predetermined angle with respect to the fixed body 10 along the rotation axis arranged horizontally on the axis of the clamping screw 20. As a result, the provisional jaw member 85 and the fixed engagement jaw member 80 are engaged with each other to adjust the installation direction of the antenna 7 accommodated in the antenna accommodation members 51a and 51b.

4 is an enlarged view of a detached state of the movable body of FIG. 2, and FIG. 5 is a side view of the movable body of FIG. 4. As shown in these figures, an opening 34 is formed at one side edge of the movable body 30 to open toward the fixed body 10 side, and both side edges are formed in a thickness direction along the longitudinal direction of the opening 34. The first and second protrusions 35 and 36 which are reduced along the side and protrude toward the central region are formed, respectively.

The edge portion of the opening in which the first protrusion 35 is formed is coupled with a fixing pin 40 in which the head is arranged to be spaced apart from the outside of the movable body 30 by a predetermined distance and the opposite end protrudes into the opening 34. . The spring receiving hole 38 is disposed at the edge of the opening 34 at the first protrusion 35 so that a spring member 43 is disposed around the fixing pin 40 to apply an elastic force to the fixing pin 40. The snap ring 44 is coupled to the end region of the fixing pin 40 so as to be in contact with the spring member 43. The inlet region of the spring receiving hole 38 has a fixing pin support member 45 for supporting the fixing pin 40 to be movable along the longitudinal direction.

FIG. 6 is an exploded view of the dummy member member region of FIG. 2, FIG. 7 is a side view of FIG. 6, and FIGS. 8 and 9 are planes of the dummy member member and the fixed member member member of FIG. 6, respectively. State diagram. As shown in these drawings, the movable body side edge portion of the fixed body 10 has a disc shape and a plurality of fixed bite jaw 82 is formed protruding from the plate surface on one side and spaced apart from each other along the circumferential direction The bite jaw member 80 is coupled.

The fixed bite jaw member 80 is formed with a plurality of screw holes 83 to be fixedly coupled to the fixed body 10 by the screw 84, the fixed body 10 and the screw hole 83 and A plurality of screw coupling portions 13 are formed to communicate with each other. A shaft hole 81 is formed in the central region of the fixed bite jaw member 80 so as to accommodate the pivot support shaft to be described later, and the shaft receiving hole 14 is connected to the shaft body 81 in the fixed body 10. Formed. One side of the bearing hole 14 is formed in the spring receiving portion 15 is extended in the radial direction to accommodate the spring member 17.

On the other hand, the fixed jaw member 80 has a disc shape, and is protruding from one surface and a plurality of artificial animal jaw member (85) formed in the circumferential direction spaced apart from each other is engaged. A pivot support shaft 87 protruding to be accommodated in the shaft hole 81 and the shaft receiving hole 14 formed in the fixed bite jaw member 80 and the fixed body 10 in the central region of the provisional rim jaw member 85, respectively. The protrusion is formed, and the snap ring 88 is coupled to the protruding end region of the pivot support shaft 87 to prevent the spring member 17 from being separated. A plurality of screw fastening portions 96 are formed on the other surface of the temporary animal jaw member 85 so as to be mutually fastened with the coupling member 90 having a rectangular parallelepiped shape by a screw 89.

One side edge of the coupling member 90 is formed with a cutout 91 which is cut to accommodate the animal rim jaw member 85 and the fixed brace jaw member 80, and the cutout 91 has an opposite side edge. A plurality of screw holes 92 are formed to penetrate so that the screw 89 fastened to the temporary animal jaw member 85 can pass therethrough.

Both side edges along the longitudinal direction of the coupling member 90 have a width reduced in the thickness direction so as to accommodate the first protrusion 35 and the second protrusion 36 of the movable body 30 from the plate surface. Recessed first and second receiving grooves 93a and 93b are formed, respectively. A pin hole 94 is formed in the bottom region along the recessed direction of the first accommodating groove 93a to accommodate the end region of the fixing pin 40, and the edge of the second accommodating groove 93b is provided with a locking jaw ( An engaging portion 95 is formed which is cut out so as to engage with each other. Here, the distance between the first accommodating groove 93a and the second accommodating groove 93b is between the locking step 37 and the first protrusion 35 so as to be accommodated in the opening 34 of the movable body 30. It is formed to be smaller than the distance.

By this configuration, the clamping screw 20 is coupled to the female threaded portion 12 of the fixed body 10, and the movable contact member 22 and the handle member 24 are coupled to respective ends of the clamping screw 20, respectively. do. Next, the fixing brace member 80 is fastened to the fixing body 10 with the screw 84 and fixed, and the rim member jaw member 85 is cut in the cutout 91 of the coupling member 90. To be fixed to each other.

Coupling the pivot support shaft 87 of the provisional jaw member 85 to pass through the shaft hole 81 and the water-retaining hole 14 of the fixed bite jaw member 80 in turn, the spring around the pivot support shaft 87 Allow member 17 to be disposed. When the snap ring 88 is fastened in a state in which the spring member 17 is properly compressed to maintain the spring member 17 in a compressed state, the temporary rim member 85 is fixed by the elastic force of the spring member 17. It meshes with the engagement jaw member 80.

The fixing pin 40 is coupled to the movable body 30 and the spring member 43 is coupled to the spring receiving hole 38. Next, by coupling the snap ring 44 to the fixing pin 40 in a predetermined compression state of the spring member 43 to maintain the compressed state of the spring member 43, fixed to the inlet area of the spring receiving portion 15 Coupling the pin support member (45).

The first protrusion 35 and the second protrusion 36 are coupled to the coupling member 90 while pulling the head 41 of the fixing pin 40 outward so that the end portion disposed inside the opening 34 is withdrawn. The first receiving groove (93a) and the second receiving groove (93b) of the pressing to the fixed body (10) side. Then, the locking jaw 37 formed in the second protrusion 36 moves in contact with the second receiving groove 93b and slides, and the fixing pin 40 whose pressure is released is applied to the elastic force of the spring member 43. As a result, the inner side of the opening 34 protrudes and the end thereof is elastically contacted with the first accommodating groove 93a to slide.

When the end of the fixing pin 40 is accommodated in the pin hole 94 and is in contact with the bottom of the pin hole 94, the movable body 30 relative to the fixing pin side with respect to the coupling member 90 by the elastic force of the spring member 43. As a result, the engaging jaw 37 is engaged with the engaging portion 95 so that the engaging jaw 37 is engaged with respect to the axial direction of the rotation support shaft 87.

On the other hand, when the antenna 7 is to be installed on the railing of the trap, the handle member 24 of the clamping screw 20 to accommodate the bar (pipe) 5 of the railing arranged along the longitudinal or transverse direction Turn so that the movable contact member 22 is sufficiently spaced apart from the fixed contact portion 11. Next, in a state in which the outer surface of the bar 5 is in contact with the fixed contact portion 11, the handle member 24 is turned to allow the movable contact member 22 to contact the outer surface of the bar 5 with sufficient fastening force. .

At this time, when the fixed body 10 is coupled to the bar (5) arranged in the horizontal direction so that the adjustment screw 60 is arranged in parallel with the clamping screw 20, the fixed body 10 in the longitudinal direction When coupled to the bar (5) disposed along, so that the adjusting screw 60 is disposed perpendicular to the clamping screw (20).

When the movable body 30 is to be rotated relative to the fixed body 10, the movable body 30 is fixed to the fixed body 100 such that the engagement state of the temporary animal rim jaw 86 and the fixed brace jaw 82 is released. And move the movable body 30 about the pivot support shaft 87 such that the axis of the adjusting screw 60 is perpendicular to the clamping screw 20. When the pulled state is released, the gait rim jaw 86 and the fixed chuck jaw 82 are engaged with each other by the elastic force of the spring member 17, and the movable body 30 is fixed in a state in which the rotation of the fixed body 10 is completed. maintain.

In the state in which the antenna 7 to be installed is accommodated in each antenna accommodating member 51a and 51b simultaneously, in the case of FIG. 2, when the adjusting screw 60 is rotated in the clockwise direction, the female screw members 72 and 74 are mutually connected. It will flow in the direction of approach. Accordingly, each antenna accommodating member 51a, 51b is rotated relative to the antenna 7, and each edge of the antenna accommodating hole 52 disposed on the opposite side with respect to the center of rotation is connected to the center of the antenna 7. The antennas 7 are fixedly held together with the movable body 30 by being in contact with the mutually opposite surfaces.

When the transmission and reception is completed, pull the fixing pin 40 in the outward direction of the movable body 30 so that the end is separated from the pin hole 94, and the movable body 30 is opposite to the pulling direction of the fixing pin 40. When the pressure is applied in the direction, the locking step 37 is separated from the engaging portion 95. At this time, when the movable body 30 is pulled in the direction away from the fixed body 10, the movable body 30 is separated from the coupling member 90. Next, the handle body 24 of the clamping screw 20 is rotated so that the movable contact member 22 is spaced apart from the bar 5 so that the fixed body 10 may be separated from the bar 5 of the railing.

In the above-described and illustrated embodiments, the case where the movable body is configured to be detachable with respect to the fixed body is exemplified. However, the movable body member may be configured to be directly coupled to the movable body.

As described above, according to the present invention, a fixed body and a clamping screw coupled to a structure such as a bar, a movable body which can be rotated relative to the fixed body, and a fixed body which fixes the movable body at a predetermined position with respect to the fixed body. By providing a retaining means and antenna fixing means for pivoting the antenna horizontally in the longitudinal direction of the antenna to be installed on one side of the movable body to fix the antenna integrally to the movable body, the antenna can be easily installed even when the size of the antenna is different. In addition, since the movable body can be rotated relative to the fixed body, the fixed body can be coupled to the structure installed in the horizontal or vertical direction, thereby providing an antenna fixing device that can significantly reduce the constraints of the position selection during installation.

In addition, the antenna fixing device according to the present invention is to be able to separate the movable body with respect to the fixed body, if there is no need to replace the antenna stored the antenna fixed to the movable body in the movable body when installed Can be easily combined with the fixed body to enhance the user's convenience.

Claims (3)

A fixed body having a fixed contact portion formed to be in contact with the circumferential surface of the bar; One end portion is screwed to the fixed body so as to be accessible to the fixed contact portion, and is pressurized from the opposite side in contact with the fixed body so that the fixed body is detachably fixed to the circumferential surface of the bar. And clamping screw to; A movable body coupled to one side of the fixed body to be rotatable about a rotational axis disposed transversely to the axis of the clamping screw; An antenna support means coupled to one side of the movable body and accommodating one end of the antenna having a rod shape to flow horizontally in the longitudinal direction of the antenna to integrally fix the antenna to the movable body; Interposed between the fixed body and the movable body so as to be positioned at one of a parallel position in which the antennas are arranged side by side with respect to the rod, and a vertical position in which the antenna is disposed vertically with respect to the rod. And a fixed holding means for fixedly holding a movable body with respect to the fixed body. The method of claim 1, The antenna support means is disposed horizontally on the rotation axis of the movable body, and the left side and the right side screw thread is formed over a predetermined length section from both ends and the mutually spaced apart along the longitudinal direction of the control screw A pair of antenna receiving members arranged and supported to be rotatable relative to the movable body, and respectively coupled to one end of each of the antenna receiving members, and screwed to the left and right screw portions, respectively, and adjusting the screw. And a pair of female screw members which allow the antenna receiving member to rotate relative to the movable body by being approached and separated from each other along the longitudinal direction of the adjusting screw during rotation of the rotating screw. The method according to claim 1 or 2, The fixed holding means, a plurality of fixed bite jaw formed to protrude from the surface on one side of the fixed body and is spaced apart from each other along the circumferential direction, and the fixed bite jaw and the circumferential direction on one side of the movable body A plurality of false animal rim jaw that is formed to be unevenly engaged, a pivot support shaft protruding toward the fixed body from a central region of the false animal rim jaw, and a shaft hole formed to accommodate the pivot support shaft on the fixed body; A spring accommodation ball formed to have a width that is in communication with the shaft hole and has an expanded width relative to the shaft hole, and is elastically accommodated in the spring accommodation hole so that the rotatable support shaft is elastically engaged with the fixed grip jaw. Antenna fixing device comprising a spring member for pressing.