Portable antenna

Abstract

The utility model is suitable for the technical field of antenna equipment, and provides a portable antenna, which comprises a stand column, a support group and an antenna group, a first mounting position is arranged on the inner wall face of the stand column and matched with one end of the supporting set so that the stand column and the supporting rod can be connected in place. The supporting group is used for positioning and mounting the antenna group, and the supporting group is provided with a second mounting position and a third mounting position; the antenna group comprises an antenna support and a plurality of antenna rods. According to the utility model, the stand column with the hollow structure is arranged, so that the supporting group can be conveniently positioned and mounted in the stand column; the antenna group is guided to rotate through the rotating shaft group so as to be positioned in the first strip-shaped hole, the supporting group and the stand column are rotated so as to enable the supporting group to be integrally contracted in the cavity structure of the stand column, the antenna group is convenient to carry after being stored, the stand column protects the antenna group, and the use performance of the antenna group is not affected.

Description

Technical Field

[0001] The utility model belongs to the technical field of antenna equipment, and in particular relates to a portable antenna. Background Art

[0002] Antennas, as devices that convert electromagnetic waves into electrical signals or electrical signals into electromagnetic waves, play an indispensable role in modern communication technology. They are mainly used in communication systems, television broadcasting, wireless networks, radar systems, vehicle-mounted communications, medical equipment, military applications and other fields.

[0003] Antenna is a kind of converter, which converts the guided wave propagating on the transmission line into electromagnetic wave propagating in the unbounded medium, or vice versa. It is a component used to transmit or receive electromagnetic waves in radio equipment. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasures, remote sensing, radio astronomy, etc., all of which use electromagnetic waves to transmit information, rely on antennas to work.

[0004] In the prior art, traditional outdoor antennas are generally large in size and connected by long support rods so that the antennas are located at a high place, which can better increase the propagation distance, and the antennas are fixed in place by an additional mounting structure. The mounting structure is generally a fixed frame. When the antenna needs to be repaired or relocated, it is removed by professionals using professional tools. The removed antenna is large in size and the support rod is long, which makes it inconvenient to carry and can easily cause the antenna to be squeezed, collided or bent, affecting the use of the antenna. Utility Model Content

[0005] The purpose of the embodiments of the utility model is to provide a portable antenna, aiming to solve the problem that when the antenna needs to be repaired or relocated, it is removed by professionals using professional tools, and the removed antenna is inconvenient to carry due to its large size and long support rod, and the antenna is easily squeezed, collided or bent, affecting the use of the antenna.

[0006] The embodiment of the utility model is implemented as follows: a portable antenna, the portable antenna comprising: a column, a support group and an antenna group;

[0007] The column is a hollow structure, and a first mounting position is arranged on the inner wall of the column. The first mounting position matches one end of the support group so that the column is connected to the support rod in place. The bottom of the column is positioned at the mounting position of the portable antenna by a plurality of first fixing nails.

[0008] The support group is used for positioning and installing the antenna group. The support group is provided with a second installation position and a third installation position. The second installation position is located on the outer wall surface of the support group. The second installation position is threadedly connected to the first installation position so that the support group is positioned at one end of the column. The second installation position is detachably connected to the first installation position so that the support group can be installed and retracted inside the column. The third installation position is provided with a first strip hole. The first strip hole is rotatably connected to the antenna group through a rotating shaft group so that the antenna group can be rotated to adjust the position of the antenna group;

[0009] The antenna group includes an antenna bracket and a plurality of antenna rods. The antenna bracket is installed on a third installation position. The antenna rods are rotatably connected to the antenna bracket via positioning pins so that the antenna rods can be rotated to adjust the positions of the antenna rods so that the antenna rods are stored on the antenna bracket.

[0010] Preferably, the portable antenna also includes a fixing group, which is used to position and install the column on the installation position of the portable antenna, and the fixing includes two groups of fixing blocks, multiple connecting buckles, multiple connecting wires and multiple second fixing nails. The fixing block is provided with a movable part and a positioning part, and the positioning part is located on the side of the movable part. The positioning part is two first fixing nails of the same length. The fixing block is slidably connected to the outer wall surface of the column through the first fixing nail on the positioning part, and the position of the first fixing nail on the positioning part on the column is adjusted by the movable part to facilitate positioning the column in place; the connecting buckle is installed on the outer wall surface of the column, one end of the connecting wire is installed on the connecting buckle, and the other end is installed on the top of the fixing nail. The second fixing nail is set to be U-shaped, and one end of the second fixing nail is connected to the connecting wire. The other end is fixed to the installation position of the portable antenna to facilitate tightening the connecting wire so that the pole is fixed in place at the installation position.

[0011] Preferably, the column is arranged as a cylindrical structure, and the outer wall surface of the column is provided with a plurality of first hanging ears, strip grooves, second strip holes and positioning blocks, the first hanging ear is used for positioning and installing the connecting buckle, the first hanging ear is a protrusion extending to one side of the outer wall, and a first through hole is arranged at the center position of the protrusion, and the first through hole is detachably connected to the connecting buckle; the strip groove is used to guide the first fixing nail to move in the length direction of the column so as to position the column in place, and the strip grooves are arranged in two groups and are respectively used for positioning the fixing blocks; the second strip holes are arranged in two groups and are respectively staggered with the two groups of strip grooves, and the second strip holes are used to install the fixing blocks; the positioning blocks are arranged in two groups and are respectively installed at the bottom of the column, and the positioning blocks are used to limit the movement stroke of the first fixing nail on the fixing block on the first strip groove.

[0012] Preferably, the first installation position is provided with a first thread group and a second thread group, and the first thread group and the second thread group are respectively arranged on both sides of the inner wall of the column, the first thread group is used to connect with the support group to facilitate the positioning and installation of the support group, and the second thread group is connected with the sealing cover to seal the bottom of the column in place to locate the position of the support group inside the column.

[0013] Preferably, the support group includes a connecting rod and a support rod, the connecting rod is configured as a cylindrical structure and the outer diameter of the connecting rod is not larger than the inner diameter of the column, the inner wall surface of the connecting rod is provided with a third thread group, the third thread group is used to connect with the support rod to facilitate the positioning and installation of the support rod; the support rod is configured as a columnar structure and the outer diameter of the support rod is not larger than the inner diameter of the connecting rod, the outer wall surface of the support rod is provided with a fourth thread group, the fourth thread group cooperates with the third thread group to connect the connecting rod and the support rod in place, and the fourth thread group and the third thread group are detachably connected to position the support rod inside the connecting rod.

[0014] Preferably, the second mounting position is located on the outer wall surface of the connecting rod, and the second mounting position is provided with a fifth thread group, and the fifth thread group cooperates with the first thread group to connect the connecting rod and the column in place, and the fifth thread group and the first thread group are detachably connected to position the connecting rod inside the column, and the fifth thread group and the third thread group are respectively arranged on both sides of the connecting rod.

[0015] Preferably, the first strip hole on the third mounting position is located on the outer wall surface of the support rod, and two groups of mounting holes are arranged on the wall of the first strip hole for positioning the pivot group so that the antenna group and the support rod are connected in place, and the pivot group is provided with a first pivot and a second pivot, and the first pivot and the second pivot are respectively connected to the two groups of mounting holes and the antenna bracket so that the antenna bracket and the support rod are connected in place.

[0016] Preferably, the antenna group also includes a plurality of spring members, which cooperate with the positioning pins to adjust the position of the antenna pole so as to facilitate the connection between the antenna pole and the antenna bracket. The antenna pole is provided with a mounting portion, and the mounting portion is provided with a through hole and the positioning pins to mount it on the antenna bracket.

[0017] Preferably, the antenna bracket is configured as a strip-shaped shell, and the antenna bracket is provided with two groups, which are rotatably connected to the support rod through the first rotating shaft and the second rotating shaft respectively. The antenna bracket is provided with a first protective shell, a second protective shell and a fixed bottom shell, and the first protective shell and the second protective shell are respectively connected to the two opposite side hinges of the fixed bottom shell, and the first protective shell and the second protective shell are used to protect the antenna pole on the fixed bottom shell, and the fixed bottom shell is provided with a mouth-shaped groove, and the mouth-shaped groove is used to install the antenna pole, and the upper end surface of the fixed bottom shell is provided with multiple arc grooves, and the arc grooves are used to position the antenna pole.

[0018] A portable antenna provided by an embodiment of the utility model is provided with a column with a hollow structure, so as to facilitate the positioning and installation of a support group inside the column, and a first positioning nail is provided at the bottom of the column to position the portable antenna at the installation position, so as to facilitate fixing the antenna; according to the detachable connection between the first installation position and the second installation position, when the portable antenna is in use, the first installation position and the second installation position are connected to the column to position the support group, and when the portable antenna is stored, the antenna group is guided to rotate through the rotating shaft group so that the antenna group is positioned in the first strip hole and the support group and the column are rotated so that the support group as a whole is contracted inside the cavity structure of the column to realize convenient storage, and after storage, the overall volume is reduced for easy carrying, and the column protects the antenna group, and will not affect its performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional structural diagram of a portable antenna in use provided by an embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the structure of a central column of a portable antenna provided by an embodiment of the utility model;

[0021] Figure 3 A schematic diagram of the structure of a fixed group in a portable antenna provided by an embodiment of the utility model;

[0022] Figure 4 A schematic diagram of the structure of an antenna group in a portable antenna provided by an embodiment of the utility model;

[0023] Figure 5 A three-dimensional structural diagram of a portable antenna in a stored state provided by an embodiment of the utility model.

[0024] In the accompanying drawings: 1. column; 11. first hanging ear; 12. strip groove; 13. second strip hole; 14. positioning block; 2. support group; 21. connecting rod; 22. support rod; 23. first strip hole; 3. antenna group; 31. antenna bracket; 311. first protective shell; 312. second protective shell; 313. fixed bottom shell; 314. rotating shaft; 32. antenna rod; 33. spring member; 34. positioning nail; 4. fixing group; 41. fixing block; 411. first fixing nail; 42. connecting buckle; 43. connecting line; 44. second fixing nail. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0027] like Figure 1-5 As shown, it is a structural diagram of a portable antenna provided by an embodiment of the utility model, comprising: a column 1, a support group 2 and an antenna group 3;

[0028] The column 1 is a hollow structure, and a first mounting position is set on the inner wall of the column 1. The first mounting position cooperates with one end of the support group 2 so that the column 1 is connected to the support rod 22 in place. The bottom of the column 1 is positioned at the installation position of the portable antenna through a plurality of first fixing nails 411;

[0029] The support group 2 is used for positioning and installing the antenna group 3. The support group 2 is provided with a second installation position and a third installation position. The second installation position is located on the outer wall of the support group 2. The second installation position is threadedly connected to the first installation position so that the support group 2 is positioned at one end of the column 1. The second installation position is detachably connected to the first installation position so that the support group 2 can be installed and retracted inside the column 1. The third installation position is provided with a first strip hole 23. The first strip hole 23 is rotatably connected to the antenna group 3 through a rotating shaft 314 group so that the antenna group 3 can be rotated to adjust the position of the antenna group 3;

[0030] The antenna group 3 includes an antenna bracket 31 and a plurality of antenna poles 32. The antenna bracket 31 is installed at a third installation position. The antenna pole 32 is rotatably connected to the antenna bracket 31 via a positioning pin 34 so that the antenna pole 32 can be rotated to adjust the position of the antenna pole 32 so that the antenna pole 32 can be stored on the antenna bracket 31.

[0031] In an embodiment of the utility model, preferably, the portable antenna can be installed outdoors to facilitate receiving or transmitting electromagnetic waves or electrical signals. The portable antenna is mainly composed of a column 1, a support group 2 and an antenna group 3. The column 1 is configured as a hollow structure and a first mounting position is provided at one end thereof for detachable connection with the support group 2. The column 1 is fixed to the installation position of the portable antenna by a first fixing nail 411 at the bottom. The installation position is on the ground to facilitate the first fixing nail 411 to fix the column 1 in place. A second mounting position is provided on the support group 2 and is threadedly connected to the first mounting position so that the support group 2 is connected to the column 1 in place. When the antenna is in use, the bottom of the column 1 is fixed to the installation position, and the other end supports the support group 2 and the installation. The antenna group 3 is on the support group 2, and the antenna group 3 is installed on the support group 2 through the first strip hole 23 on the third installation position, and the position of the antenna group 3 can be adjusted through the rotating shaft 314 group, so that the antenna group 3 can be stored and located in the first strip hole 23. When the portable antenna needs to be recovered and no longer used, the antenna group 3 can be rotated and located inside the first strip hole 23. The support group 2 and the column 1 are rotated so that the threaded parts of the threaded connection are no longer engaged, and the support group 2 and the antenna group 3 installed on the support group 2 are stored together in the hollow structure of the column 1. At the same time, the support group 2 and the antenna group 3 are protected, and the volume of the entire antenna is reduced. The first fixing nail 411 is pulled out from the installation position, and the antenna is easy to carry and disassemble.

[0032] In an example of the utility model, the utility model provides a column 1 with a hollow structure, so as to facilitate the positioning and installation of the support group 2 inside the column 1, and a first positioning nail 34 is provided at the bottom of the column 1 to position the portable antenna at the installation position, so as to facilitate the fixing of the antenna; according to the detachable connection between the first installation position and the second installation position, when the portable antenna is in use, the first installation position and the second installation position are connected to the column 1 to position the support group 2, and when the portable antenna is stored, the antenna group 3 is guided to rotate through the rotating shaft 314 group so that the antenna group 3 is positioned in the first strip hole 23 and the support group 2 and the column 1 are rotated so that the support group 2 is retracted as a whole inside the cavity structure of the column 1 to achieve convenient storage. After storage, the overall volume is reduced for easy carrying, and the column 1 protects the antenna group 3 without affecting its performance.

[0033] like Figure 3As shown, as a preferred embodiment of the utility model, the portable antenna also includes a fixing group 4, which is used to position and install the column 1 on the installation position of the portable antenna. The fixing includes two groups of fixing blocks 41, multiple connecting buckles 42, multiple connecting wires 43 and multiple second fixing nails 44. The fixing block 41 is provided with a movable part and a positioning part, and the positioning part is located on the side of the movable part. The positioning part is two first fixing nails 411 of the same length. The fixing block 41 is slidably connected with the outer wall surface of the column 1 through the first fixing nails 411 on the positioning part, and the position of the first fixing nails 411 on the positioning part on the column 1 is adjusted by the movable part to facilitate positioning the column 1 in place; the connecting buckle 42 is installed on the outer wall surface of the column 1, one end of the connecting wire 43 is installed on the connecting buckle 42, and the other end is installed on the top of the fixing nail, the second fixing nail 44 is set to a U shape, one end of the second fixing nail 44 is connected to the connecting wire 43, and the other end is fixed to the installation position of the portable antenna so that the connecting wire 43 is tightened to fix the pole in place at the installation position.

[0034] In the embodiment of the utility model, preferably, the portable antenna can also be provided with a fixing group 4, which is mainly installed at the bottom of the column 1 through two groups of fixing blocks 41 with first fixing nails 411, so that the operator can press the movable part on the fixing block 41 to drive the first fixing nail 411 of the positioning part to slide and fix the column 1 in place; multiple connecting buckles 42 can also be arranged to be installed on the column 1, and connecting wires 43 and second fixing nails 44 are arranged, the connecting wires 43 are stretched to the extreme position and the second fixing nails 44 are fixed at the installation position, and the multiple connecting wires 43 are stretched and straightened and fixed by the multiple second fixing nails 44, so that the column 1 is installed in place.

[0035] like Figure 1-3 As shown, as a preferred embodiment of the utility model, the column 1 is configured as a cylindrical structure, and the outer wall surface of the column 1 is provided with a plurality of first hanging ears 11, strip grooves 12, second strip holes 13 and positioning blocks 14, the first hanging ears 11 are used for positioning and installing the connecting buckle 42, the first hanging ears 11 are protrusions extending to one side of the outer wall and a first through hole is provided at the center position of the protrusion, and the first through hole and the connecting buckle 42 are detachably connected; the strip groove 12 is used to guide the first fixing nail 411 to move in the length direction of the column 1 so as to position the column 1 in place, and the strip grooves 12 are provided in two groups and are respectively used for positioning the fixing blocks 41; the second strip holes 13 are provided in two groups and are respectively staggered with the two groups of strip grooves 12, and the second strip holes 13 are used to install the fixing blocks 41; the positioning blocks 14 are provided in two groups and are respectively installed at the bottom of the column 1, and the positioning blocks 14 are used to limit the movement stroke of the first fixing nail 411 on the fixing block 41 on the first strip groove 12.

[0036] In the embodiment of the utility model, preferably, the column 1 can be a cylindrical structure with a certain length, and a plurality of first hanging ears 11 are arranged on the outer wall surface of the column 1, which are mainly used to connect with the connecting buckle 42. The first hanging ear 11 can be arranged at its center position to set a first through hole for installing the connecting buckle 42; there can be a plurality of strip grooves 12 on the outer wall surface of the column 1 close to the bottom side, and the strip grooves 12 can be arranged in two groups and used to guide the two first fixing nails 411 on a group of fixing blocks 41 to move along the length direction of the groove. Two groups of strip grooves 12 are provided and are staggered with the second strip holes 13 respectively to fix the column 1 in place; when the fixing block 41 on the column 1 is removed, the first fixing nail 411 can be passed through from the bottom of the column 1 to the top and installed in the second strip hole 13, and two positioning blocks 14 are arranged at the bottom of the column 1, which can be installed at the bottom of the strip groove 12 to limit the sliding stroke of the first fixing nail 411 on the fixing block 41 on the outer wall surface of the column 1.

[0037] like Figure 1-3 As shown, as a preferred embodiment of the utility model, the first installation position is provided with a first thread group and a second thread group, the first thread group and the second thread group are respectively arranged on both sides of the inner wall of the column 1, the first thread group is used to connect with the support group 2 to facilitate the positioning and installation of the support group 2, and the second thread group is connected with the sealing cover to seal the bottom of the column 1 in place to locate the position of the support group 2 inside the column 1.

[0038] In an embodiment of the utility model, preferably, the first mounting position on the column 1 can be provided with a first thread group and a second thread group. The second thread group is close to the bottom of the column 1 and can also seal the bottom of the column 1 in place through a sealing cover to prevent impurities from entering the interior of the column 1. The first thread group is mainly arranged at the top of the column 1 and is an internal thread to facilitate connection with the outer wall surface of the support group 2.

[0039] like Figure 1-3 As shown, as a preferred embodiment of the utility model, the support group 2 includes a connecting rod 21 and a support rod 22, the connecting rod 21 is configured as a cylindrical structure and the outer diameter of the connecting rod 21 is not larger than the inner diameter of the column 1, and a third thread group is arranged on the inner wall surface of the connecting rod 21, and the third thread group is used to connect with the support rod 22 to facilitate the positioning and installation of the support rod 22; the support rod 22 is configured as a columnar structure and the outer diameter of the support rod 22 is not larger than the inner diameter of the connecting rod 21, and a fourth thread group is arranged on the outer wall surface of the support rod 22, and the fourth thread group cooperates with the third thread group to connect the connecting rod 21 and the support rod 22 in place, and the fourth thread group and the third thread group are detachably connected to position the support rod 22 inside the connecting rod 21.

[0040] In an embodiment of the utility model, preferably, the support group 2 is mainly composed of a connecting rod 21 and a support rod 22. The connecting rod 21 is mainly used to connect the support rod 22 and the column 1, and the support rod 22 is mainly used to connect with the antenna group 3 and install the antenna group 3. The connecting rod 21 is connected to the fourth thread group at one end of the support rod 22 through the third thread group. At the same time, the support rod 22 and the antenna group 3 can be stored in the interior of the connecting rod 21 and protect the support rod 22 and the antenna group 3 inside.

[0041] like Figure 1-3 As shown, as a preferred embodiment of the utility model, the second mounting position is located on the outer wall surface of the connecting rod 21, and the second mounting position is provided with a fifth thread group, and the fifth thread group cooperates with the first thread group to connect the connecting rod 21 to the column 1 in place, and the fifth thread group and the first thread group are detachably connected to position the connecting rod 21 inside the column 1, and the fifth thread group and the third thread group are respectively arranged on both sides of the connecting rod 21.

[0042] In an embodiment of the utility model, preferably, the second mounting position can be set on the outer wall surface of the connecting rod 21 so that it can be installed on the first mounting position on the inner wall surface of the column through the fifth thread group on the outer wall surface and connected to the first thread group on the first mounting position so that the connecting rod 21 and the column 1 can be completely positioned and the connecting rod 21 can also be stored inside the column 1 for easy carrying.

[0043] like Figure 1-3 As shown, as a preferred embodiment of the utility model, the first strip hole 23 on the third mounting position is located on the outer wall of the support rod 22, and two groups of mounting holes are arranged on the hole wall of the first strip hole 23 for positioning the rotating shaft 314 group so that the antenna group 3 and the support rod 22 are connected in place, and the rotating shaft 314 group is provided with a first rotating shaft 314 and a second rotating shaft 314, and the first rotating shaft 314 and the second rotating shaft 314 are respectively connected to the two groups of mounting holes and the antenna bracket 31 so that the antenna bracket 31 and the support rod 22 are connected in place.

[0044] In an embodiment of the utility model, preferably, a third mounting position can be set on the support rod 22 to facilitate positioning and installing the antenna bracket 31 of the antenna group 3, and two groups of mounting holes can be set at one end door of the first strip hole 23 of the support rod 22, and each group of mounting holes is provided with two mounting holes, and the connecting direction of the hole centers of the two mounting holes is perpendicular to the length direction of the first strip hole 23, and the two groups of mounting holes are respectively used to install the antenna bracket 31 in place through the first rotating shaft 314 and the second rotating shaft 314.

[0045] like Figure 4As shown, as a preferred embodiment of the utility model, the antenna group 3 also includes a plurality of spring members 33, and the spring members 33 cooperate with the positioning pins 34 to adjust the position of the antenna pole 32 so as to facilitate the connection between the antenna pole 32 and the antenna bracket 31. The antenna pole 32 is provided with a mounting portion, and the mounting portion is provided with a through hole and the positioning pins 34 to mount it on the antenna bracket 31.

[0046] In the embodiment of the utility model, preferably, the antenna group 3 can also be provided with a plurality of spring members 33, and the spring members 33 are mainly used to install the antenna rod 32 on the antenna bracket 31 through the positioning pins 34, and the position of the antenna rod 32 can be adjusted. When the spring member 33 is in a compressed state, the portable antenna is in use, and the length direction of the antenna rod 32 is perpendicular to the length direction of the antenna bracket 31. When the spring member 33 is in a stretched state, the portable antenna is in a stored state, and the length direction of the antenna rod 32 is consistent with the length direction of the antenna bracket 31 to facilitate the storage of the antenna rod 32 into the antenna bracket 31.

[0047] like Figure 4 As shown, as a preferred embodiment of the utility model, the antenna bracket 31 is configured as a strip-shaped shell, and the antenna bracket 31 is provided with two groups, which are rotatably connected to the support rod 22 through the first rotating shaft 314 and the second rotating shaft 314 respectively. The antenna bracket 31 is provided with a first protective shell 311, a second protective shell 312 and a fixed bottom shell 313. The first protective shell 311 and the second protective shell 312 are respectively connected to the two opposite side hinges of the fixed bottom shell 313. The first protective shell 311 and the second protective shell 312 are used to protect the antenna pole 32 on the fixed bottom shell 313. The fixed bottom shell 313 is provided with a mouth-shaped groove, and the mouth-shaped groove is used to install the antenna pole 32. The upper end surface of the fixed bottom shell 313 is provided with a plurality of arc grooves, and the arc grooves are used to position the antenna pole 32.

[0048] In an embodiment of the utility model, preferably, the antenna bracket 31 can be set as a rectangular strip shell with a certain length and the length is not greater than the length of the first strip hole 23 so that the antenna bracket 31 can be rotated to the inside of the first strip hole 23 through the first rotating shaft 314 and the second rotating shaft 314. The antenna bracket 31 is mainly fixed to the mounting hole by cooperating with the first rotating shaft 314 and the second rotating shaft 314 through the through hole at one end of the fixed bottom shell 313. The mouth-shaped groove of the fixed bottom shell 313 can be used to install the antenna pole 32 in the storage state. The groove depth is greater than the diameter of the antenna pole 32 and the length of the positioning pin 34. The arc groove on the upper end surface of the fixed bottom shell 313 can have a groove width that is the same as the diameter of the antenna pole 32.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable antenna, characterized in that: The portable antenna comprises: a column, a support group and an antenna group; The column is a hollow structure, and a first mounting position is arranged on the inner wall of the column. The first mounting position matches one end of the support group so that the column is connected to the support rod in place. The bottom of the column is positioned at the mounting position of the portable antenna by a plurality of first fixing nails. The support group is used for positioning and installing the antenna group. The support group is provided with a second installation position and a third installation position. The second installation position is located on the outer wall surface of the support group. The second installation position is threadedly connected to the first installation position so that the support group is positioned at one end of the column. The second installation position is detachably connected to the first installation position so that the support group can be installed and retracted inside the column. The third installation position is provided with a first strip hole. The first strip hole is rotatably connected to the antenna group through a rotating shaft group so that the antenna group can be rotated to adjust the position of the antenna group; The antenna group includes an antenna bracket and a plurality of antenna rods. The antenna bracket is installed on a third installation position. The antenna rods are rotatably connected to the antenna bracket via positioning pins so that the antenna rods can be rotated to adjust the positions of the antenna rods so that the antenna rods are stored on the antenna bracket.

2. The portable antenna according to claim 1, characterized in that The portable antenna also includes a fixing group, which is used to position and install the column on the installation position of the portable antenna. The fixing includes two groups of fixing blocks, multiple connecting buckles, multiple connecting wires and multiple second fixing nails. The fixing block is provided with a movable part and a positioning part, and the positioning part is located on the side of the movable part. The positioning part is two first fixing nails of the same length. The fixing block is slidably connected to the outer wall surface of the column through the first fixing nail on the positioning part, and the position of the first fixing nail on the positioning part on the column is adjusted by the movable part to facilitate positioning the column in place; the connecting buckle is installed on the outer wall surface of the column, one end of the connecting wire is installed on the connecting buckle, and the other end is installed on the top of the fixing nail. The second fixing nail is set to be U-shaped, one end of the second fixing nail is connected to the connecting wire, and the other end is fixed to the installation position of the portable antenna to facilitate tightening the connecting wire so that the pole is fixed in place at the installation position.

3. The portable antenna according to claim 2, characterized in that: The column is arranged as a cylindrical structure, and the outer wall surface of the column is provided with a plurality of first hanging ears, strip grooves, second strip holes and positioning blocks, the first hanging ear is used for positioning and installing the connecting buckle, the first hanging ear is a protrusion extending from the outer wall to one side, and a first through hole is arranged at the center position of the protrusion, and the first through hole is detachably connected to the connecting buckle; the strip groove is used to guide the first fixing nail to move in the length direction of the column so as to position the column in place, and the strip grooves are arranged in two groups and are respectively used for positioning the fixing blocks; the second strip holes are arranged in two groups and are respectively arranged alternately with the two groups of strip grooves, and the second strip holes are used for installing the fixing blocks; the positioning blocks are arranged in two groups and are respectively installed at the bottom of the column, and the positioning blocks are used to limit the movement stroke of the first fixing nail on the fixing block on the first strip groove.

4. The portable antenna according to claim 1, characterized in that: The first installation position is provided with a first thread group and a second thread group, and the first thread group and the second thread group are respectively arranged on both sides of the inner wall of the column, the first thread group is used to connect with the support group to facilitate the positioning and installation of the support group, and the second thread group is connected with the sealing cover to seal the bottom of the column in place to locate the position of the support group inside the column.

5. The portable antenna according to claim 4, characterized in that: The support group includes a connecting rod and a support rod, the connecting rod is configured as a cylindrical structure and the outer diameter of the connecting rod is not larger than the inner diameter of the column, the inner wall surface of the connecting rod is provided with a third thread group, the third thread group is used to connect with the support rod to facilitate the positioning and installation of the support rod; the support rod is configured as a columnar structure and the outer diameter of the support rod is not larger than the inner diameter of the connecting rod, the outer wall surface of the support rod is provided with a fourth thread group, the fourth thread group cooperates with the third thread group to connect the connecting rod and the support rod in place, and the fourth thread group and the third thread group are detachably connected to position the support rod inside the connecting rod.

6. The portable antenna according to claim 5, characterized in that: The second mounting position is located on the outer wall surface of the connecting rod, and the second mounting position is provided with a fifth thread group, and the fifth thread group cooperates with the first thread group to connect the connecting rod and the column in place, and the fifth thread group and the first thread group are detachably connected to position the connecting rod inside the column, and the fifth thread group and the third thread group are respectively arranged on both sides of the connecting rod.

7. The portable antenna according to claim 5, characterized in that: The first strip hole on the third mounting position is located on the outer wall of the support rod, and two groups of mounting holes are arranged on the wall of the first strip hole for positioning the pivot group so that the antenna group and the support rod are connected in place, and the pivot group is provided with a first pivot and a second pivot, and the first pivot and the second pivot are respectively connected to the two groups of mounting holes and the antenna bracket so that the antenna bracket and the support rod are connected in place.

8. The portable antenna according to claim 1, characterized in that: The antenna group also includes a plurality of spring members, which cooperate with the positioning pins to adjust the position of the antenna pole so as to facilitate the connection between the antenna pole and the antenna bracket. The antenna pole is provided with a mounting portion, and the mounting portion is provided with a through hole and the positioning pins to mount it on the antenna bracket.

9. The portable antenna according to claim 7, characterized in that: The antenna bracket is configured as a strip-shaped shell, and the antenna bracket is configured with two groups that are rotatably connected to the support rod through a first rotating shaft and a second rotating shaft respectively. The antenna bracket is configured with a first protective shell, a second protective shell and a fixed bottom shell, and the first protective shell and the second protective shell are respectively connected to two opposite side hinges of the fixed bottom shell, and the first protective shell and the second protective shell are used to protect the antenna pole on the fixed bottom shell, and the fixed bottom shell is provided with a mouth-shaped groove, and the mouth-shaped groove is used to install the antenna pole, and the upper end surface of the fixed bottom shell is provided with a plurality of arc grooves, and the arc grooves are used to position the antenna pole.

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