CN104752806A - Antenna tower and using method thereof - Google Patents

Antenna tower and using method thereof Download PDF

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Publication number
CN104752806A
CN104752806A CN201310733443.7A CN201310733443A CN104752806A CN 104752806 A CN104752806 A CN 104752806A CN 201310733443 A CN201310733443 A CN 201310733443A CN 104752806 A CN104752806 A CN 104752806A
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China
Prior art keywords
antenna
connector
frequency antenna
high frequency
axis
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CN201310733443.7A
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Chinese (zh)
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CN104752806B (en
Inventor
林斌
杨东平
林奕翔
程杭杭
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Shenzhen Academy Of Metrology & Quality Inspection
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Shenzhen Academy Of Metrology & Quality Inspection
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Priority to CN201310733443.7A priority Critical patent/CN104752806B/en
Publication of CN104752806A publication Critical patent/CN104752806A/en
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Publication of CN104752806B publication Critical patent/CN104752806B/en
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Abstract

The invention provides an antenna tower and a using method thereof. A high-frequency antenna (740) and/or a low-frequency antenna (750) for electromagnetic compatibility testing are arranged on the antenna tower. The antenna tower comprises a tower base (100) and a screw rod (200) vertically arranged on the tower base (100), and is characterized in that the antenna tower further comprises a high-frequency antenna steering device (500), a low-frequency antenna steering device (900) and a sliding block (400) sleeving in a sliding mode the screw rod (200); the tower base (100) is internally provided with an actuator for driving the sliding block (400) to vertically rise and fall along the screw rod (200); and the actuator is connected with a pneumatic motor. According to the antenna tower, interference of burr signals generated during the test of the motor on test signals sent and received by the antenna can be avoided, and the result of the electromagnetic compatibility testing of the product is accurate.

Description

Antenna tower and using method thereof
Technical field
The present invention relates to the corollary equipment for electromagnetic compatibility test, particularly relate to a kind of antenna tower for electromagnetic compatibility test and using method thereof.
Background technology
Along with society and economic develop rapidly, the environmental consciousness of people strengthens gradually, also more and more payes attention to the Electro Magnetic Compatibility of product.For the product including China compulsion certiffication scope in, emc testing has become a kind of project that must survey.And when using open area test site or anechoic chamber to carry out EMC test, need the polarised direction of vertical lift antenna and change antenna; And existing antenna tower are all electronic, and motor externally can produce larger electromagnetic disturbance in testing, interference are produced to the test signal of antenna transmitting-receiving, affects the effect of EMC test; Meanwhile, the antenna at present for electromagnetic compatibility test has two kinds, i.e. low-frequency antenna and high frequency antenna, and existing antenna tower are general only for a kind of antenna, cannot be applicable to two kinds of antennas respectively.
Summary of the invention
The object of this invention is to provide a kind of for electromagnetic compatibility test, be applicable to existing two kinds of antennas respectively, can vertical lift antenna and change the pneumatic antenna tower of polarised direction of this antenna easily.
The technical scheme that the present invention solves its technical problem is:
The invention provides a kind of antenna tower, for installing high frequency antenna and/or the low-frequency antenna of electromagnetic compatibility test, described antenna tower comprise tower seat and the screw mandrel be vertically mounted on described tower seat, the slide block that described antenna tower also comprise high frequency antenna transfer, low-frequency antenna transfer and are set in slidably on described screw mandrel;
Described high frequency antenna transfer comprises the first shell be fixedly mounted on described slide block and the high frequency antenna rotating device be installed on described first shell;
Described high frequency antenna rotating device for installing high frequency antenna angular adjustment apparatus, described high frequency antenna angular adjustment apparatus for described high frequency antenna is installed and adjust described high frequency antenna its rotation angle in the plane and its axis of rotation shaft section on angle;
Described low-frequency antenna transfer comprises the second housing be fixedly mounted on described slide block and the low-frequency antenna rotating device be installed on described second housing;
Described low-frequency antenna rotating device for adjust described low-frequency antenna its rotation angle in the plane;
Described tower seat is built-in with for driving described slide block along the driver of described screw mandrel vertical lift;
Described driver is connected with air motor.
In the antenna tower that the present invention is above-mentioned, described tower seat comprises pedestal; This pedestal offers storage tank, and described driver is fixedly arranged in this storage tank; Described tower seat also comprises and is rotatably installed on described pedestal, by the rotating seat that the described storage tank of described pedestal seals;
Described rotating seat offers the second fixing hole running through this rotating seat, described screw mandrel is rotatably arranged in this second fixing hole, and extend in the described storage tank of described pedestal;
Described driver is connected with described screw rod transmission, rotates for driving described screw mandrel;
Described rotating seat also offers the 3rd fixing hole running through this rotating seat; Described antenna tower also comprise support bar; This support bar comprises the first loop bar and the second loop bar; Described first loop bar and described second loop bar are cylindric, described first loop bar axially offers telescopic chute, described first loop bar inwall is provided with the first defining flange of ring-type, described second loop bar outer wall is provided with the second defining flange of ring-type, described second loop bar is arranged in described first defining flange, and stretch in described telescopic chute, and described second defining flange is placed in described telescopic chute; The external diameter of described second defining flange is greater than the internal diameter of described first defining flange;
One end away from described second loop bar of described first loop bar through described 3rd fixing hole, and is arranged with support lugn; One end away from described first loop bar of described second loop bar is fixedly mounted in described slider bottom.
In the antenna tower that the present invention is above-mentioned, described high frequency antenna rotating device comprises the first telescopic cylinder be built in described first shell, two of being fixedly installed in described first shell are relative and the rolling guide be arranged in parallel, and is slidably mounted in the axis of rolling between described two rolling guides;
Described high frequency antenna rotating device also comprises the antenna axis be arranged in parallel with the described axis of rolling; The described axis of rolling and described antenna axis are connected through the hinge, the power that the described axis of rolling is provided by described first telescopic cylinder, and the bearing of trend along described rolling guide rolls, and drives described hinge through, thus drives described antenna axis to rotate.
In the antenna tower that the present invention is above-mentioned, described axis of rolling two ends are provided with the roller that can slide in described two rolling guides respectively.
In the antenna tower that the present invention is above-mentioned, be arranged with the first connector of annular in the middle part of the described axis of rolling, the described axis of rolling is connected with transmitting torque between the described axis of rolling and described first connector with described first connector by key;
Be arranged with the second connector of annular in the middle part of described antenna axis, described antenna axis is connected with transmitting torque between described antenna axis and described second connector with described second connector by key;
Described first connector and described second connector are by described chain connection.
In the antenna tower that the present invention is above-mentioned, described first shell offers two through holes on the axial direction of antenna axis, and described antenna axis two ends are arranged in these two through holes respectively;
One end of described antenna axis through through hole described in one on described first shell along its axis direction, and is departed from its axis direction and is extended a part;
The other end of described antenna axis is equiped with described high frequency antenna angular adjustment apparatus.
In the antenna tower that the present invention is above-mentioned, described high frequency antenna angular adjustment apparatus comprises one and is fixedly mounted on described antenna axis one end, the 3rd block connector, is arranged on the 4th connector of the first rotating shaft on the end face of described 3rd connector and bulk;
4th connector with described first rotating shaft for pivot turning be arranged on the end face of described 3rd connector;
Described 4th connector end face is also provided with rotary cylinder, for installing described high frequency antenna, and adjust described high frequency antenna its rotation angle in the plane.
In the antenna tower that the present invention is above-mentioned, the side of described 3rd connector is also provided with the 5th connector of sheet;
Described 5th connector also with one with described first shaft parallel and the second rotating shaft be rotatably installed on described 3rd connector for axle center, be rotatably installed on the side of described 3rd connector;
Described 3rd connector also offers the stopper slot of the circular arc that one is the center of circle with described second rotating shaft on the side being provided with described 5th connector;
The flange be slidably mounted in described stopper slot is stretched out towards described 3rd connector in described 5th connector one end, for limiting described 5th connector with described second rotating shaft for the center of circle, rotates with the radian of described stopper slot;
The other end of described 5th connector is also installed with one second telescopic cylinder; Second telescopic cylinder lid of described second telescopic cylinder is fixedly mounted on described 4th connector;
Described second telescopic cylinder lid is connected by a scalable connecting rod in described second telescopic cylinder with described second telescopic cylinder;
By promoting described connecting rod, it is made to stretch out described second telescopic cylinder, described second telescopic cylinder lid is separated with described second telescopic cylinder, drive described 4th connector and described high frequency antenna all with described first rotating shaft for pivot rotates, and then drive described 5th connector with described second rotating shaft for pivot rotates along described stopper slot;
And when the flange on described 5th connector move to described stopper slot end and by block time, described 5th connector stops the rotation, and then described 4th connector and the described high frequency antenna on it are all stopped the rotation.
Present invention also offers a kind of using method of antenna tower, comprise the following steps:
S0a) antenna tower as above are provided; Low-frequency antenna is installed on low-frequency antenna rotating device;
S1a) start air motor, the power exported by this air motor, driver drives slide block to slide into predetermined altitude along screw mandrel, thus makes the low-frequency antenna be arranged on slide block move to predetermined altitude;
S2a) low-frequency antenna rotating device is driven to make to be arranged on the low-frequency antenna rotation on this low-frequency antenna rotating device.
Present invention also offers a kind of using method of antenna tower, comprise the following steps:
S0b) provide antenna tower as above, high frequency antenna is installed on rotary cylinder;
S1b) start air motor, the power exported by this air motor, driver drives slide block to slide into predetermined altitude along screw mandrel, thus makes the high frequency antenna be arranged on slide block move to predetermined altitude;
S2b) arrive after predetermined altitude at high frequency antenna, drive rotary cylinder, make to be installed in high frequency antenna on this rotary cylinder its rotation angle adjustment in the plane to the first predetermined angle; And drive the second telescopic cylinder, by promoting connecting rod, it is made to stretch out the second telescopic cylinder, drive the 4th connector with the first rotating shaft for pivot rotates, and then drive high frequency antenna on the 4th connector with the first rotating shaft for pivot rotates, thus by the angle adjustment of high frequency antenna on the shaft section of its axis of rotation to the second predetermined angle, by adjustment high frequency antenna in its rotation institute's angle in the plane and the angle on the shaft section of its axis of rotation, thus adjust the polarised direction of high frequency antenna.
Antenna tower provided by the invention, the power exported by described air motor drives described slide block 400 to slide into predetermined altitude along described screw mandrel 200, thus adjusts the height of described high frequency antenna 740 or described low-frequency antenna 750; And use described high frequency antenna rotating device 600 to adjust the angle of described low-frequency antenna 750 in its rotation plane; Described high frequency antenna angular adjustment apparatus 700 also can be used to adjust angle on the shaft section of the angle of described high frequency antenna 740 in its rotation plane and its axis of rotation, thus adjust the polarised direction of described high frequency antenna 740, operating automation degree is high, and use does not produce the air motor of the signal of telecommunication for power source, the burr signal that motor can be avoided to produce in testing, to the interference of the test signal that antenna is received and dispatched, makes EMC test result accurate.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
The schematic diagram of a kind of antenna tower that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the schematic diagram of the other direction of the antenna tower shown in Fig. 1;
The schematic diagram in the another direction that Fig. 3 is the antenna tower shown in Fig. 1;
The schematic diagram of the tower seat that Fig. 4 is the antenna tower shown in Fig. 1;
The schematic diagram of the high frequency antenna rotating device that Fig. 5 is the antenna tower shown in Fig. 1;
The schematic diagram of the high frequency antenna angular adjustment apparatus that Fig. 6 is the antenna tower shown in Fig. 1.
Embodiment
Fig. 1, Fig. 2 and Fig. 3 show a kind of antenna tower that the embodiment of the present invention provides, and for installing high frequency antenna 740 and/or the low-frequency antenna 750 of electromagnetic compatibility test, antenna tower comprise tower seat 100 and the screw mandrel 200 be vertically mounted on tower seat 100.Antenna tower also comprise the slide block 400 be set in slidably on screw mandrel 200 and the high frequency antenna transfer 500 be fixedly mounted on slide block 400 and low-frequency antenna transfer 900.
Tower seat 100 is built-in with for driving slide block 400 along the driver (not shown) of screw mandrel 200 vertical lift;
Particularly, in the present embodiment, screw mandrel 200 outer wall is provided with external screw thread, slide block 400 offers the first fixing hole running through this slide block 400, this the first fixing hole inwall is formed with the internal thread corresponding with the external screw thread of screw mandrel 200, and like this, slide block 400 is screwed onto on screw mandrel 200 by internal thread.
With reference to Fig. 4, tower seat 100 comprises pedestal 101; This pedestal 101 offers storage tank (not shown), and driver is fixedly arranged in this storage tank.
Tower seat 100 also comprises and is rotatably installed on pedestal 101, the rotating seat 102 sealed by the storage tank of pedestal 101.
Rotating seat 102 offers the second fixing hole running through this rotating seat 102, screw mandrel 200 is rotatably arranged in this second fixing hole, and extend in the storage tank of pedestal 101.
Driver is connected to obtain power with an air motor (not shown), is also in transmission connection with screw mandrel 200, rotates for driving screw mandrel 200.
Rotating seat 102 also offers the 3rd fixing hole running through this rotating seat 102.One end of support bar 800 is installed bottom slide block 400 regularly.
Particularly, the other end of this support bar 800 through the 3rd fixing hole, and is arranged with support lugn 810.This support bar 800 is expansion link, comprises the first loop bar 820 and the second loop bar 830.First loop bar 820 and the second loop bar 830 are cylindric, first loop bar 820 axially offers telescopic chute, first loop bar 820 inwall is provided with the first defining flange 821 of ring-type, second loop bar 830 outer wall is provided with the second defining flange 831 of ring-type, second loop bar 830 is arranged in the first defining flange 821, and stretch in telescopic chute, and the second defining flange 831 is placed in telescopic chute.The external diameter of the second defining flange 831 is greater than the internal diameter of the first defining flange 821, and like this, the second loop bar 830 is just arranged on the first loop bar 820.
Further, one end away from the second loop bar 830 of the first loop bar 820 through the 3rd fixing hole, and is arranged with support lugn 810.One end away from the first loop bar 820 of second loop bar 830 is fixedly mounted in bottom slide block 400.
When driver drives screw mandrel 200 to rotate, the trend rotated together with screw mandrel 200 is had with the slide block 400 that screw mandrel 200 is spirally connected, simultaneously, the support bar 800 be fixed together with slide block 400 is because being arranged in the 3rd fixing hole, thus cause slide block 400 can not rotate with screw mandrel 200, and can be elevated along screw mandrel 200, and support bar 800 stretches along with screw mandrel 200 is elevated.Like this, driver just drives slide block 400 along screw mandrel 200 vertical lift.
High frequency antenna transfer 500 comprises the first shell 610 be fixedly mounted on slide block 400, the high frequency antenna rotating device 600 be installed on the first shell 610; This high frequency antenna rotating device 600 is for installing high frequency antenna angular adjustment apparatus 700; High frequency antenna angular adjustment apparatus 700 is for installing high frequency antenna 740.
Low-frequency antenna transfer 900 comprises the second housing 910 be fixedly mounted on slide block 400 and the low-frequency antenna rotating device (not shown) be installed on second housing 910;
Slide block 400 can along screw mandrel 200 vertical lift, drive the high frequency antenna high frequency antenna transfer 500 and/or low-frequency antenna transfer 900 vertical lift that are fixedly mounted on slide block 400, thus the height of the high frequency antenna 740 on adjustment high frequency antenna transfer 500 and/or the low-frequency antenna 750 on low-frequency antenna transfer 900.
With reference to Fig. 5 and Fig. 6, high frequency antenna rotating device 600 for adjust low-frequency antenna 750 its rotation angle in the plane, this high frequency antenna rotating device 600 comprises the first telescopic cylinder (not shown) be built in described first shell 610, the two parallel rolling guide 620 be oppositely arranged and the axis of rolling 630 be slidably mounted between two rolling guides 620 be fixedly installed in the first shell 610.
In the present embodiment, the axis of rolling 630 is perpendicular to rolling guide 620; The axis of rolling 630 two ends are provided with the roller 631 that can slide in the two parallel rolling guides 620 be oppositely arranged respectively.
High frequency antenna rotating device 600 also comprises the antenna axis 640 be arranged in parallel with the axis of rolling 630; The axis of rolling 630 is connected by hinge 650 with antenna axis 640, the power that the axis of rolling 630 is provided by the first telescopic cylinder, and the bearing of trend along rolling guide 620 rolls, and drives hinge 650 to rotate, thus drives antenna axis 640 to rotate.
Particularly, with reference to Fig. 5, be arranged with the first connector 632 of annular in the middle part of the axis of rolling 630, the axis of rolling 630 is connected with the torque between by-pass roll moving axis 630 and the first connector 632 by key with the first connector 632.
Be arranged with the second connector 641 of annular in the middle part of antenna axis 640, antenna axis 640 is connected to transmit the torque between antenna axis 640 and the second connector 641 by key with the second connector 641.
First connector 632 is connected by hinge 650 with the second connector 641.
First shell 610 offers two through hole (not shown) on the axial direction of antenna axis 640, and antenna axis 640 two ends are arranged in these two through holes respectively.
One end of antenna axis 640 through the through hole on the first shell 610 along its axis direction, and is departed from its axis direction and is extended a part, as shown in Figure 5.
The other end of antenna axis 640 axially offers a holddown groove 642 in middle part, can be installed with low-frequency antenna 750 or high frequency antenna angular adjustment apparatus 700;
By the power that the first telescopic cylinder provides, drive the axis of rolling 630 to slide along rolling guide 620, and under the effect of hinge 650, antenna axis 640 rotation can be driven.
This low-frequency antenna rotating device is identical with the structure of high frequency antenna rotating device 600, can install low-frequency antenna 750, with the mechanism that the antenna axis 640 rotation mechanism to high frequency antenna rotating device 600 is similar, for making low-frequency antenna 750 rotation.
Use the adjustment of the antenna tower of the embodiment of the present invention be installed in the height of low-frequency antenna 750 on these antenna tower and rotation the method for angle in the plane, comprise the following steps:
S0a) antenna tower as above are provided; Low-frequency antenna is installed on low-frequency antenna rotating device;
S1a) start air motor, the power exported by this air motor, driver drives slide block 400 to slide into predetermined altitude along screw mandrel 200, thus makes the low-frequency antenna 750 be arranged on slide block 400 move to predetermined altitude;
S2a) low-frequency antenna rotating device is driven to make low-frequency antenna 750 rotation be arranged on this low-frequency antenna rotating device.
In the present embodiment, be installed with high frequency antenna angular adjustment apparatus 700 in the holddown groove 642 on this antenna axis 640, as shown in Figure 6.
With reference to Fig. 6, high frequency antenna angular adjustment apparatus 700 for install high frequency antenna 740 and adjustment high frequency antenna 740 its rotation angle in the plane and its axis of rotation shaft section on angle, it comprises one and is fixedly mounted on antenna axis 640 one end, the 3rd block connector 710, is arranged on the 4th connector 730 of the first rotating shaft 720 on the end face of the 3rd connector 710 and bulk;
4th connector 730 with the first rotating shaft 720 be pivot turning be arranged on the end face of the 3rd connector 710;
4th connector 730 end face is also provided with rotary cylinder 717, for installing high frequency antenna 740, and adjust high frequency antenna 740 its rotation angle in the plane.
In the above-mentioned antenna tower of the present invention, the side of the 3rd connector 710 is also provided with the 5th connector 711 of sheet;
Also parallel with the first rotating shaft 720 with one and the second rotating shaft 712 be rotatably installed on the 3rd connector 710 of 5th connector 711, for axle center, is rotatably installed on the side of the 3rd connector 710;
3rd connector 710 also offers the stopper slot 713 of the circular arc that one is the center of circle with the second rotating shaft 712 on the side being provided with the 5th connector 711;
The flange be slidably mounted in stopper slot 713 is stretched out towards the 3rd connector 710 in 5th connector 711 one end, for limiting the 5th connector 711 with the second rotating shaft 712 for the center of circle, rotates with the radian of stopper slot 713;
The other end of the 5th connector 711 is also installed with one second telescopic cylinder 714; Second telescopic cylinder lid 715 of the second telescopic cylinder 714 is fixedly mounted on the 4th connector 730;
Second telescopic cylinder lid 715 is connected by a scalable connecting rod 716 in the second telescopic cylinder 714 with the second telescopic cylinder 714;
In use, can promote connecting rod 716 makes it stretch out the second telescopic cylinder 714, second telescopic cylinder lid 715 is separated with the second telescopic cylinder 714, now the second telescopic cylinder lid 715 drive the 4th connector 730 and the high frequency antenna 740 on the 4th connector 730 all with the first rotating shaft 720 for pivot rotate, and then drive the 5th connector 711 rotate along stopper slot 713 for pivot with the second rotating shaft 712.
When the flange on the 5th connector 711 move to stopper slot 713 end and by block time, 5th connector 711 stops the rotation, and then the 4th connector 730 and the high frequency antenna on it 740 are stopped the rotation, so just reach the object of the angle of adjustment high frequency antenna 740 on the shaft section of its axis of rotation.
With reference to Fig. 6, use the antenna tower of the embodiment of the present invention, adjust the height of high frequency antenna 740 and the method for polarised direction that are installed on these antenna tower, comprise the following steps:
S0b) provide antenna tower as above, high frequency antenna 740 is installed on rotary cylinder 717;
S1b) start air motor, the power exported by this air motor, driver drives slide block 400 to slide into predetermined altitude along screw mandrel 200, thus makes the high frequency antenna 740 be arranged on slide block 400 move to predetermined altitude;
S2b) after high frequency antenna 740 arrives predetermined altitude, rotary cylinder 717 and the second telescopic cylinder 714 drive high frequency antenna angular adjustment apparatus 700 to run, particularly, drive rotary cylinder 717, make to be installed in high frequency antenna 740 on this rotary cylinder 717 its rotation angle adjustment in the plane to the first predetermined angle; And drive the second telescopic cylinder 714, by promoting connecting rod 716, it is made to stretch out the second telescopic cylinder 714, drive the 4th connector 730 with the first rotating shaft 720 for pivot rotates, and then drive high frequency antenna 740 on the 4th connector 730 with the first rotating shaft 720 for pivot rotation, thus by the angle adjustment of high frequency antenna 740 on the shaft section of its axis of rotation to the second predetermined angle, by adjustment high frequency antenna 740 in its rotation institute's angle in the plane and the angle on the shaft section of its axis of rotation, thus adjust the polarised direction of high frequency antenna 740.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.

Claims (10)

1. antenna tower, for installing high frequency antenna (740) and/or the low-frequency antenna (750) of electromagnetic compatibility test, described antenna tower comprise tower seat (100) and the screw mandrel (200) be vertically mounted on described tower seat (100), it is characterized in that, the slide block (400) that described antenna tower also comprise high frequency antenna transfer (500), low-frequency antenna transfer (900) and are set in slidably on described screw mandrel (200);
Described high frequency antenna transfer (500) comprises the first shell (610) be fixedly mounted on described slide block (400) and the high frequency antenna rotating device (600) be installed on described first shell (610);
Described high frequency antenna rotating device (600) for installing high frequency antenna angular adjustment apparatus (700), described high frequency antenna angular adjustment apparatus (700) for described high frequency antenna (740) is installed and adjust described high frequency antenna (740) its rotation angle in the plane and its axis of rotation shaft section on angle;
Described low-frequency antenna transfer (900) comprises the second housing (910) be fixedly mounted on described slide block (400) and the low-frequency antenna rotating device be installed on described second housing (910);
Described low-frequency antenna rotating device for adjust described low-frequency antenna (750) its rotation angle in the plane;
Described tower seat (100) is built-in with for driving described slide block (400) along the driver of described screw mandrel (200) vertical lift;
Described driver is connected with air motor.
2. antenna tower according to claim 1, is characterized in that, described tower seat (100) comprises pedestal (101); (101) offer storage tank to this pedestal, and described driver is fixedly arranged in this storage tank; Described tower seat (100) also comprises and is rotatably installed on described pedestal (101), the rotating seat (102) sealed by the described storage tank of described pedestal (101);
Described rotating seat (102) offers the second fixing hole running through this rotating seat (102), described screw mandrel (200) is rotatably arranged in this second fixing hole, and extend in the described storage tank of described pedestal (101);
Described driver and described screw mandrel (200) are in transmission connection, and rotate for driving described screw mandrel (200);
Described rotating seat (102) also offers the 3rd fixing hole running through this rotating seat (102); Described antenna tower also comprise support bar (800); This support bar (800) comprises the first loop bar (820) and the second loop bar (830); Described first loop bar (820) and described second loop bar (830) are cylindric, described first loop bar (820) axially offers telescopic chute, described first loop bar (820) inwall is provided with first defining flange (821) of ring-type, described second loop bar (830) outer wall is provided with second defining flange (831) of ring-type, described second loop bar (830) is arranged in described first defining flange (821), and stretch in described telescopic chute, and described second defining flange (831) is placed in described telescopic chute; The external diameter of described second defining flange (831) is greater than the internal diameter of described first defining flange (821);
One end away from described second loop bar (830) of described first loop bar (820) through described 3rd fixing hole, and is arranged with support lugn (810); One end away from described first loop bar (820) of described second loop bar (830) is fixedly mounted in described slide block (400) bottom.
3. antenna tower according to claim 1, it is characterized in that, described high frequency antenna rotating device (600) comprises the first telescopic cylinder be built in described first shell (610), two of being fixedly installed in described first shell (610) are relative and the rolling guide be arranged in parallel (620), and is slidably mounted in the axis of rolling (630) between described two rolling guides (620);
Described high frequency antenna rotating device (600) also comprises the antenna axis (640) be arranged in parallel with the described axis of rolling (630); The described axis of rolling (630) is connected by hinge (650) with described antenna axis (640), the power that the described axis of rolling (630) is provided by described first telescopic cylinder, bearing of trend along described rolling guide (620) rolls, drive described hinge (650) to rotate, thus drive described antenna axis (640) to rotate.
4. antenna tower according to claim 3, is characterized in that, the described axis of rolling (630) two ends are provided with the roller (631) that can slide in described two rolling guides (620) respectively.
5. antenna tower according to claim 4, it is characterized in that, the described axis of rolling (630) middle part is arranged with first connector (632) of annular, and the described axis of rolling (630) is connected with transmitting torque between the described axis of rolling (630) and described first connector (632) with described first connector (632) by key;
Described antenna axis (640) middle part is arranged with second connector (641) of annular, and described antenna axis (640) is connected with transmitting torque between described antenna axis (640) and described second connector (641) with described second connector (641) by key;
Described first connector (632) is connected by described hinge (650) with described second connector (641).
6. antenna tower according to claim 5, is characterized in that, described first shell (610) offers two through holes on the axial direction of antenna axis (640), and described antenna axis (640) two ends are arranged in these two through holes respectively;
One end of described antenna axis (640) through through hole described in one on described first shell (610) along its axis direction, and is departed from its axis direction and is extended a part;
The other end of described antenna axis (640) is equiped with described high frequency antenna angular adjustment apparatus (700).
7. antenna tower according to claim 6, it is characterized in that, described high frequency antenna angular adjustment apparatus (700) comprises one and is fixedly mounted on described antenna axis (640) one end, the 3rd block connector (710), is arranged on the 4th connector (730) of the first rotating shaft (720) on the end face of described 3rd connector (710) and bulk;
4th connector (730) with described first rotating shaft (720) for pivot turning be arranged on the end face of described 3rd connector (710);
Described 4th connector (730) end face is also provided with rotary cylinder (717), for installing described high frequency antenna (740), and adjust described high frequency antenna (740) its rotation angle in the plane.
8. antenna tower according to claim 7, is characterized in that, the side of described 3rd connector (710) are also provided with the 5th connector (711) of sheet;
Also parallel with described first rotating shaft (720) with one and the second rotating shaft (712) be rotatably installed on described 3rd connector (710) of described 5th connector (711), for axle center, is rotatably installed on the side of described 3rd connector (710);
Described 3rd connector (710) also offers the stopper slot (713) of the circular arc that one is the center of circle with described second rotating shaft (712) on the side being provided with described 5th connector (711);
The flange be slidably mounted in described stopper slot (713) is stretched out towards described 3rd connector (710) in described 5th connector (711) one end, for limiting described 5th connector (711) with described second rotating shaft (712) for the center of circle, rotate with the radian of described stopper slot (713);
The other end of described 5th connector (711) is also installed with one second telescopic cylinder (714); Second telescopic cylinder lid (715) of described second telescopic cylinder (714) is fixedly mounted on described 4th connector (730);
Described second telescopic cylinder lid (715) is connected by a scalable connecting rod (716) in described second telescopic cylinder (714) with described second telescopic cylinder (714);
By promoting described connecting rod (716), it is made to stretch out described second telescopic cylinder (714), described second telescopic cylinder lid (715) is separated with described second telescopic cylinder (714), drive described 4th connector (730) and described high frequency antenna (740) all to rotate for pivot with described first rotating shaft (720), and then drive described 5th connector (711) with described second rotating shaft (712) for pivot rotates along described stopper slot (713);
And when the flange on described 5th connector (711) move to described stopper slot (713) end and by block time, described 5th connector (711) stops the rotation, and then described 4th connector (730) and the described high frequency antenna (740) on it are all stopped the rotation.
9. a using method for antenna tower, is characterized in that, comprises the following steps:
S0a) antenna tower as described in claim 1-8 any one are provided; Low-frequency antenna is installed on low-frequency antenna rotating device;
S1a) start air motor, the power exported by this air motor, driver drives slide block to slide into predetermined altitude along screw mandrel, thus makes the low-frequency antenna be arranged on slide block move to predetermined altitude;
S2a) low-frequency antenna rotating device is driven to make to be arranged on the low-frequency antenna rotation on this low-frequency antenna rotating device.
10. a using method for antenna tower, is characterized in that, comprises the following steps:
S0b) provide antenna tower as claimed in claim 8, high frequency antenna is installed on rotary cylinder;
S1b) start air motor, the power exported by this air motor, driver drives slide block to slide into predetermined altitude along screw mandrel, thus makes the high frequency antenna be arranged on slide block move to predetermined altitude;
S2b) arrive after predetermined altitude at high frequency antenna, drive rotary cylinder, make to be installed in high frequency antenna on this rotary cylinder its rotation angle adjustment in the plane to the first predetermined angle; And drive the second telescopic cylinder, by promoting connecting rod, it is made to stretch out the second telescopic cylinder, drive the 4th connector with the first rotating shaft for pivot rotates, and then drive high frequency antenna on the 4th connector with the first rotating shaft for pivot rotates, thus by the angle adjustment of high frequency antenna on the shaft section of its axis of rotation to the second predetermined angle, by adjustment high frequency antenna in its rotation institute's angle in the plane and the angle on the shaft section of its axis of rotation, thus adjust the polarised direction of high frequency antenna.
CN201310733443.7A 2013-12-27 2013-12-27 Mast and its application method Expired - Fee Related CN104752806B (en)

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CN107171051A (en) * 2017-05-16 2017-09-15 浙江龙游公任电子有限公司 A kind of antenna for cold district
CN107171053A (en) * 2017-05-19 2017-09-15 浙江龙游公任电子有限公司 A kind of convenient exterior aerial drawn in
CN108832253A (en) * 2018-04-24 2018-11-16 浙江麦知网络科技有限公司 A kind of network base station antenna easy to use
CN110224227A (en) * 2019-07-08 2019-09-10 上海机动车检测认证技术研究中心有限公司 A kind of detection tool device
CN113300121A (en) * 2021-05-26 2021-08-24 中国电子科技集团公司第三十八研究所 Changeable polarization turnable antenna transmission device
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CN101814656A (en) * 2010-04-19 2010-08-25 长沙威佳电子科技有限公司 System for automatically regulating angles of communication antenna
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CN105161853A (en) * 2015-08-19 2015-12-16 浙江胜百信息科技有限公司 Multi-terminal outdoor base station antenna
CN107171051A (en) * 2017-05-16 2017-09-15 浙江龙游公任电子有限公司 A kind of antenna for cold district
CN107171051B (en) * 2017-05-16 2019-09-10 浙江龙游公任电子有限公司 A kind of antenna for cold district
CN107171053A (en) * 2017-05-19 2017-09-15 浙江龙游公任电子有限公司 A kind of convenient exterior aerial drawn in
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CN108832253A (en) * 2018-04-24 2018-11-16 浙江麦知网络科技有限公司 A kind of network base station antenna easy to use
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CN110224227A (en) * 2019-07-08 2019-09-10 上海机动车检测认证技术研究中心有限公司 A kind of detection tool device
CN113300121A (en) * 2021-05-26 2021-08-24 中国电子科技集团公司第三十八研究所 Changeable polarization turnable antenna transmission device
CN116055851B (en) * 2022-05-26 2023-10-31 荣耀终端有限公司 Camera module and terminal equipment

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