CN218092324U - Base station antenna for weakening wind vibration effect - Google Patents

Abstract

The utility model discloses a base station antenna for weakening wind vibration effect, which comprises a tower body, wherein the bottom of the tower body is connected with a tower base; the windproof plate is connected above the tower seat in a sliding manner and arranged beside the tower body; one end of each supporting part is rotatably connected with the windproof plate, the other end of each supporting part is movably connected with the tower body, and the two supporting parts are arranged along the height direction of the tower body and can move along the height direction of the tower body; when the windproof plates slide towards the tower body under the action of external force, the two supporting parts move along the tower body in the reverse direction so as to change the supporting position of the tower body. The utility model discloses a setting up and preventing wind board and supporting part, when wind blows to preventing wind board and blowing it, two supporting parts change the supported position, enlarge the support range, improve support intensity to weaken the condition of rocking that the wind vibration effect brought.

Description

Base station antenna for weakening wind vibration effect

Technical Field

The utility model relates to a communication equipment technical field especially relates to a weaken basic station antenna of wind vibration effect.

Background

The communication iron tower is composed of steel components such as a tower body, a platform, a lightning rod, a ladder stand and an antenna support, is subjected to hot galvanizing and corrosion prevention treatment, and is mainly used for transmission and emission of microwave, ultrashort wave and wireless network signals. To ensure the normal operation of the radio communication system, the communication antenna must be installed at the highest point to increase the service radius, so as to achieve the ideal communication effect, and the raising of the antenna must be accomplished by using a communication tower.

The wind vibration effect is a pulsating effect formed by a vortex generated by high-rise buildings and high-rise structures under the action of wind. Traditional communication tower only has single support column, carries out the high altitude through the support column and fixes communication antenna, because partial area communication tower is longer and the wind speed is very fast, leads to this communication tower can take place to rock, takes place to collapse easily, threatens personal safety, influences the life of iron tower, and brings very big economic loss.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a weaken base station antenna of wind vibration effect is equipped with and prevents wind board and supporting part, when wind blows to preventing wind board and blowing it, two supporting parts change the support position, enlarge the support range, improve support strength to weaken the condition of rocking that the wind vibration effect brought.

According to the utility model discloses a weaken base station antenna of wind vibration effect of first aspect embodiment, include: the bottom of the tower body is connected with a tower seat; the windproof plate is connected above the tower seat in a sliding manner and arranged beside the tower body; one end of each supporting part is rotatably connected with the windproof plate, the other end of each supporting part is movably connected with the tower body, and the two supporting parts are arranged along the height direction of the tower body and can move along the height direction of the tower body; when the windproof plates face the tower body to slide under the action of external force, the two supporting parts move along the tower body in the reverse direction so as to change the supporting position of the tower body.

According to the utility model discloses weaken basic station antenna of wind vibration effect has following beneficial effect at least: the supporting part provides a supporting function for the windproof plates, when wind power is larger than the supporting force of the supporting part, strong wind blows the windproof plates to drive the windproof plates to slide towards the tower body, the windproof plates drive the two supporting rods to rotate relative to the windproof plates, the supporting rod above the windproof plates rotates upwards, and the supporting rod below the windproof plates rotates downwards; at the beginning, two bracing pieces are supported at the middle height position of the tower body, and under the action of strong wind, the end parts of the two bracing pieces move along the tower body in the reverse direction, and the bracing point is changed into the upper part and the lower part of the tower body from the middle of the tower body. The upper part of the tower body is most easily affected by the wind vibration effect, and through the arrangement of the embodiment, the windproof plate is gradually close to the tower body along with the increase of wind power, and the supported position of the upper part of the tower body is gradually increased; after wind-force is stable, prevent wind the board and receive the holding power of supporting part and offset with wind-force for prevent wind the board and stop sliding, form triangle-shaped between two supporting parts this moment, the intensity of supporting part improves, and the tower body receives the scope grow of support, rocks the reduction, and the wind vibration effect weakens.

According to the utility model discloses a some embodiments, be connected with the slide bar on the tower body, the slide bar is followed tower body direction of height sets up, sliding connection has the slider on the slide bar, the supporting part with the slider is articulated to link to each other.

According to the utility model discloses a some embodiments, be equipped with a plurality of connecting seats on the tower body, the slide bar is located adjacently between the connecting seat, both ends respectively with two about the slide bar the connection can be dismantled to the connecting seat.

According to the utility model discloses a some embodiments, the slide bar both ends are equipped with the external screw thread, be equipped with the connecting hole on the connecting seat, can dismantle in the connecting hole and be connected with the adapter sleeve, the inside internal thread that is equipped with of adapter sleeve, be used for with slide bar tip threaded connection.

According to the utility model discloses a some embodiments, prevent wind the board bottom and be connected with the support frame, the support frame bottom is equipped with the sliding part, set up on the tower seat with the spout that the sliding part matches, the sliding part can be followed the spout slides, in order to drive prevent wind the board and be close to or keep away from the tower body.

According to the utility model discloses a some embodiments, the support frame middle part with be connected with first extensible member between the tower seat, first extensible member can be followed the slip of support frame is stretched and is rotated to be used for supporting support frame middle part.

According to some embodiments of the utility model, first extensible member includes urceolus and interior pole, the urceolus with the tower seat is articulated, interior pole one end with the support frame is articulated, interior pole other end slides and locates in the urceolus, and can follow the slip of support frame is followed the urceolus slides.

According to the utility model discloses a some embodiments, two be connected with the piece that resets between the supporting part, when external force disappears, the drive of the piece that resets is two the supporting part removes in opposite directions, the supporting part is kept away from the direction promotion of tower body prevent wind the board, so that prevent wind the board and reset.

According to some embodiments of the utility model, the piece that resets is the spring, both ends respectively with two about the spring the supporting part links to each other, the spring shrink can stimulate two the supporting part removes in opposite directions to reseing.

According to some embodiments of the utility model, two be connected with the second extensible member between the supporting part, the second extensible member cover is located the spring outside for be used for the protection the spring, the second extensible member can follow the spring is flexible and flexible.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the wind-guard plate after moving toward the tower;

fig. 3 is an exploded view of an embodiment of the present invention.

Reference numbers:

the tower comprises a tower body 100, a tower base 110, a chute 111, a hinge base 112, a slide rod 120, a slide block 121, a connecting base 130, a connecting hole 131 and a connecting sleeve 132;

the windproof plate 200, the support frame 210, the sliding part 211, the first telescopic piece 220, the outer cylinder 221 and the inner rod 222;

a support part 300, a reset part 310, a second telescopic part 320, an outer sleeve 321 and an inner sleeve 322.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper and lower directions, is the orientation or positional relationship shown on the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality means two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, the present invention provides a base station antenna for reducing wind vibration effect, including a tower body 100, a wind-proof plate 200, and a supporting portion 300.

Communication tower comprises steel members such as tower body 100, platform, lightning rod, cat ladder, antenna support, and antenna connection is at tower body 100 top, and tower body 100 is the base of base station antenna. The bottom of the tower body 100 is connected with a tower base 110, and the windproof plate 200 is connected above the tower base 110 in a sliding manner and arranged beside the tower body 100; in windy weather, the wind guard plate 200 will be subjected to a thrust from the wind, pushing the wind guard plate 200 towards the tower 100.

The supporting part 300 is equipped with two, and supporting part 300 one end with prevent wind board 200 and rotate and be connected, other end swing joint in tower body 100, two supporting parts 300 set up along tower body 100 direction of height to can follow the removal of tower body 100 direction of height.

Specifically, the support 300 is a support rod, which provides a support function for the wind-proof plate 200, when an external force (i.e. strong wind) is greater than the support force of the support 300, the strong wind will blow the wind-proof plate 200, and drive the wind-proof plate 200 to slide towards the tower body 100, and the distance between the wind-proof plate 200 and the tower body 100 is reduced; and the length of bracing piece is fixed, consequently prevent wind board 200 will drive two bracing pieces and rotate for preventing wind board 200, and the one end that the bracing piece is connected with tower body 100 moves along tower body 100 direction of height, and the bracing piece that is located the top upwards rotates, and the bracing piece that is located the below rotates downwards. Referring to fig. 1, initially, two support rods are supported at a middle height position of the tower body 100, and after the end portions of the two support rods move in opposite directions along the tower body 100 due to strong wind, referring to fig. 2, the upper support portion 300 moves to the upper portion of the tower body 100, and the lower support portion 300 moves to the lower portion of the tower body 100, so that the support point is changed from the middle of the tower body 100 to the upper portion of the tower body 100 and the lower portion of the tower body 100.

The upper part of the tower body 100 is most susceptible to the wind vibration effect, and through the arrangement of the embodiment, the wind-proof plate 200 gradually approaches the tower body 100 along with the increase of wind power, and the supported position of the upper part of the tower body 100 gradually rises; after wind power is stable, the supporting force of the supporting parts 300 on the wind-proof plate 200 is offset from the wind power, so that the wind-proof plate 200 stops sliding, a triangle is formed between the two supporting parts 300, the strength of the supporting parts 300 is improved, the supporting range of the tower body 100 is enlarged, the sway is reduced, and the wind vibration effect is weakened.

Further, because the wind direction is changeable, set up the multiunit around tower body 100 and prevent wind the support (prevent wind board 200 and supporting part 300 and supporting part) for no matter wind direction blows to which direction, tower body 100 can both receive the support, avoids tower body 100 to produce and rocks, weakens the wind vibration effect. Limited by various factors such as installation space, tower 100 size and installation cost. At least four groups of windproof supports can be arranged to ensure that the tower body 100 can be supported under various wind directions.

Because the tower body 100 usually will be equipped with some electrical components, therefore the supporting part 300 can not directly set up and move along the tower body 100 on the tower body 100, refer to fig. 3, in some of the embodiments of the present invention, be connected with the slide bar 120 on the tower body 100, the slide bar 120 sets up along the tower body 100 direction of height, and sliding connection has the slider 121 on the slide bar 120, and the supporting part 300 is articulated with the slider 121 and links to each other, prevent that the wind board 200 slides and pulls the supporting part 300 and rotate, drive the slider 121 along the slide bar 120 slip.

If the slide bars 120 with the same length as the tower body 100 are adopted, the upper ends and the lower ends of the slide bars 120 are respectively connected with the top and the bottom of the tower body 100, and the tower body 100 is longer, so that the installation is inconvenient, and therefore, the shorter slide bars 120 can be selected and spliced along the height direction of the tower body 100. Referring to fig. 3, in a further embodiment of the present invention, the tower body 100 is provided with a plurality of connecting seats 130, the sliding rod 120 is disposed between adjacent connecting seats 130, and the upper and lower ends of the sliding rod 120 are detachably connected to two connecting seats 130, respectively, so as to facilitate the installation or removal of the sliding rod 120.

Specifically, in this embodiment, the number of the connecting seats 130 is three, and the connecting seats are respectively disposed at the top, the middle and the bottom of the tower body 100, the number of the sliding rods 120 is two, and the sliding rods 120 are respectively an upper sliding rod 120 and a lower sliding rod 120, an upper sliding block 121 is disposed on the upper sliding rod 120, and is connected to the supporting portion 300 located above, and a lower sliding block 121 is disposed on the lower sliding rod 120, and is connected to the supporting portion 300 located below.

In addition, because will make and form firm triangle-shaped between two supporting parts 300, so the sliding range of slider 121 can not be too big, then the length of slide bar 120 as long as satisfy the lift scope demand of slider 121 can, need not too long, consequently, can increase the quantity (more than three) of connecting seat 130, shorten the distance between the adjacent connecting seat 130, correspondingly, the length of slide bar 120 shortens, is convenient for more shift and dismouting.

Since the sliding blocks 121 can only slide on the corresponding sliding rods 120, the sliding rods 120 are not required to be installed on each connecting seat 130, and specifically, the sliding rods 120 may not be installed on the connecting seats 130 outside the lifting range of the sliding blocks 121, thereby reducing the number of the sliding rods 120. When the wind shield is installed, the installation position of the slide rod 120 is selected according to the actual situation (such as the installation height of the wind shield 200), for example, the slide rod 120 may be installed between two adjacent connection seats 130 near the top of the tower body 100, or the slide rod 120 may be installed between two adjacent connection seats 130 near the middle of the tower body 100.

Referring to fig. 3, in a further embodiment of the present invention, external threads are provided at both ends of the sliding rod 120, a connecting hole 131 is provided on the connecting seat 130, a connecting sleeve 132 is detachably connected in the connecting hole 131, and an internal thread is provided inside the connecting sleeve 132 for being in threaded connection with the end of the sliding rod 120. In this embodiment, the lower end of the upper slide bar 120 and the upper end of the lower slide bar 120 are connected to the same connecting sleeve 132, and are screwed to the upper and lower ends of the connecting sleeve 132, respectively.

Referring to fig. 3, in some embodiments of the present invention, a supporting frame 210 is connected to the bottom of the windbreak plate 200, and the lower portion of the supporting frame 210 is triangular to improve the strength of the supporting frame 210. The bottom of the supporting frame 210 is provided with a sliding part 211, the tower base 110 is provided with a sliding groove 111 matched with the sliding part 211, and the sliding part 211 can slide along the sliding groove 111 to drive the wind-proof plate 200 to approach or leave the tower body 100.

In the state shown in fig. 3, the sliding groove 111 extends in the left-right direction for guiding the movement of the supporting frame 210 and the wind guard plate 200, and when the wind force is greater than the supporting force of the supporting portion 300, the supporting frame 210 moves leftward along the sliding groove 111 to approach the tower body 100. In addition, in order to prevent the wind from blowing down the wind guard 200 and the support frame 210 due to excessive wind, a plurality of sliding portions 211 are provided, a plurality of sliding grooves 111 are correspondingly provided, the depth of each sliding groove 111 is large, the sliding portions 211 can be completely inserted into the sliding grooves 111 in a matching manner, the sliding portions 211 are prevented from being separated from the sliding grooves 111 under the action of strong wind, and the support frame 210 can be prevented from swinging or blowing down greatly due to the matching of the sliding portions 211 and the sliding grooves 111.

Because the windbreak plate 200 will set up the position near tower body 100 middle part at least, therefore the height of support frame 210 is higher, and there is supporting part 300 to support on support frame 210 upper portion, and there is sliding part 211 and spout 111 cooperation to support the lower part, then the middle part also need set up bearing structure, refer to fig. 3, in the further embodiment of the utility model, be connected with first extensible member 220 between support frame 210 middle part and the tower base 110, first extensible member 220 can slope the setting, also can the level set up, and first extensible member 220 can stretch out and draw back and rotate along with support frame 210's slip to be used for supporting support frame 210's middle part.

In this embodiment, referring to fig. 1 to 2, the first telescopic member 220 is disposed obliquely, the surface of the tower base 110 is provided with a hinge base 112, one end of the first telescopic member 220 is hinged to the hinge base 112, and the other end is hinged to the middle of the supporting frame 210, when the wind-guard plate 200 approaches the tower body 100, the first telescopic member 220 is retracted and rotates counterclockwise (upward) relative to the tower base 110; when the wind guard plate 200 is moved away from the tower body 100, the first telescoping member 220 is stretched and rotated clockwise (downward) relative to the tower base 110.

It is understood that in some other embodiments, the tower body 100 is provided with a hinge base 112 corresponding to the middle of the support frame 210 (the connection base 130 may be used directly), the first telescopic member 220 is horizontally disposed, one end of the first telescopic member is hinged to the hinge base 112 (the connection base 130), the other end of the first telescopic member is hinged to the middle of the support frame 210, when the wind-proof plate 200 is close to the tower body 100, the first telescopic member 220 is contracted, and when the wind-proof plate 200 is far away from the tower body 100, the first telescopic member 220 is stretched.

Referring to fig. 3, in a further embodiment of the present invention, the first telescopic member 220 includes an outer cylinder 221 and an inner rod 222, the outer cylinder 221 is matched with the inner rod 222, the outer cylinder 221 is hinged on the surface of the tower base 110, one end of the inner rod 222 is hinged with the supporting frame 210, and the other end of the inner rod 222 is slidably disposed in the outer cylinder 221 and can slide along the outer cylinder 221 along with the sliding of the supporting frame 210, so as to achieve the telescopic movement of the first telescopic member 220.

Referring to fig. 1 to 2, in some embodiments of the present invention, a reset member 310 is connected between two supporting portions 300, when the external force disappears, the reset member 310 drives the two supporting portions 300 to move towards each other, and the supporting portions 300 push the wind-proof plate 200 in a direction away from the tower body 100, so that the wind-proof plate 200 resets.

Specifically, the windshield 200 has three movement processes: in a strong wind environment, the two support parts 300 move in opposite directions, the reset piece 310 deforms accordingly, the support parts 300 are subjected to resistance from the reset piece 310, but the wind power is large enough to overcome the resistance and blow the windproof plate 200 to the tower body 100, and the two support parts 300 continue to separate and rotate and move in opposite directions (fig. 1 to 2); when the wind force is gradually reduced to be equal to and offset from the supporting force (the acting force of the supporting parts 300 and the reset piece 310), the wind-proof plate 200 stops sliding, and the two supporting parts 300 stop rotating; when the wind force is further reduced, the restoring member 310 prevents the two supporting portions 300 from being further separated, and draws the two supporting portions 300 closer together, pushing the wind-proof plate 200 away from the tower body 100, and finally restoring to the original state (fig. 2 to 1).

Referring to fig. 1 to 2, in a further embodiment of the present invention, the restoring member 310 is a spring, the upper and lower ends of the spring are respectively connected to the two supporting portions 300, and the spring can contract to pull the two supporting portions 300 to move to the restoring position. When the wind-proof plate 200 slides toward the tower body 100 under the action of strong wind, the two support parts 300 are separated, the spring is stretched, and when the strong wind stops, the spring retracts to pull the two support parts 300 back, so that the wind-proof plate 200 is reset.

Further, in order to prevent the spring from being stretched and deformed and to ensure that the two support portions 300 form a triangle therebetween, if the support portions 300 move to be substantially parallel to the slide rod 120, the support function is lost and the length of the slide groove 111 can be restricted, and referring to fig. 2, when the slide portion 211 moves to abut against the left end of the slide groove 111, the support portions 300 and the spring are in an optimum support state, and the wind-guard plate 200 is not slid any more and is maintained in the support state.

Because this embodiment sets up in the open air, the spring is easily influenced by external environment, and the flexibility of spring will influence the utility model discloses a work, consequently, refer to fig. 1 to 2 the utility model discloses a further embodiment is connected with second extensible member 320 between two supporting parts 300, and the spring outside is located to second extensible member 320 cover to be used for protecting the spring, second extensible member 320 can stretch out and draw back along with the spring is flexible.

Specifically, the second telescopic member 320 includes an outer sleeve 321 and an inner sleeve 322, the outer sleeve 321 is matched with the inner sleeve 322, the outer sleeve 321 is hinged to the supporting portion 300 located above, one end of the inner rod 222 is hinged to the supporting portion 300 located below, and the other end of the inner rod is slidably disposed in the outer sleeve 321 and can slide along the outer sleeve 221 along with the sliding of the support frame 210, so as to achieve the extension and retraction of the first telescopic member 220; when the windproof plate 200 slides towards the tower body 100 under the action of strong wind, the two support parts 300 are separated, the inner sleeve 322 extends out of the outer sleeve 321, the spring is stretched, when the strong wind stops, the spring retracts to pull the two support parts 300 back, the inner sleeve 322 slides into the outer sleeve 321 again, and the windproof plate 200 is reset.

The utility model discloses a use method does: under the action of strong wind, when the wind power is greater than the acting force of the supporting rods and the springs (shown in fig. 1-2), the strong wind blows the windproof plates 200 to drive the windproof plates 200 to slide towards the tower body 100, the distance between the windproof plates 200 and the tower body 100 is reduced, the two supporting rods rotate in opposite directions relative to the windproof plates 200, the springs are stretched, the supporting point is changed from the middle of the tower body 100 to the upper part of the tower body 100 and the lower part of the tower body 100, the supporting range of the tower body 100 is enlarged, and the stability is enhanced; when the wind power is reduced and stabilized, the supporting force applied to the wind-proof plate 200 is offset from the wind power, so that the wind-proof plate 200 stops sliding, a triangle is formed between the two supporting parts 300, and the strength of the supporting parts 300 is improved; when the wind force is reduced, the spring retracts to draw the two support parts 300 close to each other, the wind-proof plate 200 is pushed away from the tower body 100, and finally the wind-proof plate returns to the initial state.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the spirit and scope of the present invention, which is defined by the claims and their equivalents, within the knowledge of those skilled in the art.

Claims (10)

1. A base station antenna for attenuating the effects of wind vibration, comprising:

the tower body (100) is connected with a tower base (110) at the bottom;

the windproof plate (200) is connected above the tower base (110) in a sliding manner and is arranged beside the tower body (100);

one end of each supporting part (300) is rotatably connected with the windproof plate (200), the other end of each supporting part (300) is movably connected with the tower body (100), and the two supporting parts (300) are arranged along the height direction of the tower body (100) and can move along the height direction of the tower body (100); when the windproof plates (200) slide towards the tower body (100) under the action of external force, the two supporting parts (300) move along the tower body (100) in the opposite direction so as to change the supporting position of the tower body (100).

2. The base station antenna for reducing the wind vibration effect according to claim 1, wherein: the tower body (100) is connected with a sliding rod (120), the sliding rod (120) is arranged along the height direction of the tower body (100), the sliding rod (120) is connected with a sliding block (121) in a sliding mode, and the supporting portion (300) is connected with the sliding block (121) in a hinged mode.

3. The base station antenna for reducing the wind vibration effect as claimed in claim 2, wherein: the tower body (100) is provided with a plurality of connecting seats (130), the sliding rod (120) is arranged between the adjacent connecting seats (130), and the upper end and the lower end of the sliding rod (120) are detachably connected with the two connecting seats (130) respectively.

4. A base station antenna for reducing the effects of wind vibration according to claim 3, wherein: the utility model discloses a slide bar (120) is characterized in that the slide bar both ends are equipped with the external screw thread, be equipped with connecting hole (131) on connecting seat (130), can dismantle in connecting hole (131) and be connected with adapter sleeve (132), adapter sleeve (132) inside is equipped with the internal thread, be used for with slide bar (120) tip threaded connection.

5. The base station antenna for reducing the wind vibration effect according to claim 1, wherein: the utility model discloses a windproof tower, including windproof plate (200), support frame (210) bottom is connected with support frame (210), be equipped with sliding part (211) support frame (210), seted up on tower seat (110) with spout (111) that sliding part (211) match, sliding part (211) can be followed spout (111) slide, in order to drive windproof plate (200) are close to or keep away from tower body (100).

6. The base station antenna for reducing the wind vibration effect according to claim 5, wherein: a first telescopic piece (220) is connected between the middle of the support frame (210) and the tower base (110), and the first telescopic piece (220) can be stretched and rotated along with the sliding of the support frame (210) so as to support the middle of the support frame (210).

7. The base station antenna for reducing the wind vibration effect as claimed in claim 6, wherein: the first telescopic piece (220) comprises an outer barrel (221) and an inner rod (222), the outer barrel (221) is hinged to the tower base (110), one end of the inner rod (222) is hinged to the support frame (210), the other end of the inner rod (222) is arranged in the outer barrel (221) in a sliding mode, and the inner rod can slide along the outer barrel (221) along with the support frame (210).

8. The base station antenna for reducing the wind vibration effect according to claim 1, wherein: two be connected with reset piece (310) between supporting part (300), when external force disappears, reset piece (310) drive two supporting part (300) move in opposite directions, supporting part (300) are towards keeping away from the direction of tower body (100) promotes prevent wind board (200), so that prevent wind board (200) reset.

9. The base station antenna for reducing the effect of wind vibration of claim 8, wherein: the reset piece (310) is a spring, the upper end and the lower end of the spring are respectively connected with the two supporting parts (300), and the spring can shrink to pull the two supporting parts (300) to move oppositely to reset.

10. The base station antenna for reducing wind vibration effect of claim 9, wherein: two be connected with second extensible member (320) between supporting part (300), second extensible member (320) cover is located the spring outside for the protection the spring, second extensible member (320) can be followed the spring is flexible and is stretched out and drawn back.

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