CN214477858U - Antenna lodging device - Google Patents
Antenna lodging device Download PDFInfo
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- CN214477858U CN214477858U CN202023181424.2U CN202023181424U CN214477858U CN 214477858 U CN214477858 U CN 214477858U CN 202023181424 U CN202023181424 U CN 202023181424U CN 214477858 U CN214477858 U CN 214477858U
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- fixed shaft
- movable seat
- shaft
- antenna
- fixed
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Abstract
The utility model relates to the field of vehicle modification, and discloses an antenna lodging device, which comprises a movable seat connected to a base through a first fixed shaft; an electric telescopic rod is connected between the base and the movable seat through a second fixed shaft and a third fixed shaft respectively; an antenna is fixed on the upper surface of the movable seat; the lower surface of the base is provided with a fixed seat, and the inner side surface of the base is provided with a movable groove; the first fixing shaft and the second fixing shaft are respectively arranged above and below the base and staggered in the vertical direction; the upper surface of the movable seat is a plane, and the lower surface of the movable seat is provided with a fixed groove; the first fixed shaft and the third fixed shaft are symmetrically arranged on the movable seat; the electric telescopic rod is sleeved with the second fixed shaft and the third fixed shaft through a first sleeve and a second sleeve which are arranged at the two ends of the electric telescopic rod; the electric telescopic rod extends to push the movable seat and drive the antenna to deflect upwards by taking the first fixed shaft as a center; the electric telescopic rod is contracted to pull the movable seat and drive the antenna to deflect downwards by taking the first fixed shaft as a center.
Description
Technical Field
The utility model relates to a modified car technical field, in particular to antenna lodging ware.
Background
Military vehicles such as communication vehicles and armored vehicles are usually equipped with short-wave or ultra-short-wave communication equipment for communicating with command departments or superior departments. Short-wave or ultra-short-wave vehicle-mounted communication devices are generally equipped with whip antennas, having a length of about 3 meters. When the vehicle executes a task, the antenna is in a vertical stretching state; when a vehicle travels or passes through a tunnel, the antenna needs to be in a lodging state by considering the factors of mechanical stress and height generated by high-speed movement of the antenna, and the antenna lodging device is usually used for driving the antenna to lodge and erect.
The antenna lodging device on the existing communication vehicle adopts a bolt fixing mode to firmly fix an antenna base on the vehicle roof, and realizes two fixing states of vertical or lodging by presetting a limit support on the base; the vertical or lodging state of the antenna can be realized only by manually adjusting the fixing bolt, the automation degree is low, and the operation is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
The utility model provides an antenna lodging ware solves current antenna lodging device degree of automation and hangs down, the problem that the operation is wasted time, hard.
The utility model discloses a realize through following scheme:
an antenna lodging device comprises a movable seat connected to a base through a first fixed shaft; an electric telescopic rod is connected between the base and the movable seat through a second fixed shaft and a third fixed shaft respectively; an antenna is fixed on the upper surface of the movable seat;
the lower surface of the base is provided with a fixed seat, and the inner side surface of the base is provided with a movable groove; the first fixing shaft and the second fixing shaft are respectively arranged above and below the base, and are staggered in the vertical direction;
the upper surface of the movable seat is a plane, and the lower surface of the movable seat is provided with a fixed groove; the first fixed shaft and the third fixed shaft are symmetrically arranged on the movable seat;
the electric telescopic rod is sleeved with the second fixed shaft and the third fixed shaft through a first sleeve and a second sleeve which are arranged at the two ends of the electric telescopic rod;
the electric telescopic rod extends to push the movable seat and drive the antenna to deflect upwards by taking the first fixed shaft as a center; the electric telescopic rod is contracted to pull the movable seat and drive the antenna to deflect downwards by taking the first fixed shaft as a center.
Further, the width of the movable seat is matched with the width of the movable groove or matched with the width of the base.
Furthermore, the first fixed shaft, the second fixed shaft and the third fixed shaft are all composed of a shaft core, buffer sheets sleeved at two ends of the shaft core and fastening nuts arranged at the outer ends of the buffer sheets and in threaded connection with the shaft core;
the buffer sheet is sleeved at the two ends of the axis, and the fastening screw cap is in threaded connection with the outer end of the buffer sheet, so that the fastening screw cap compresses the outer surface of the base and/or the movable seat.
Furthermore, the movable seat is sleeved at two ends or the middle of the shaft core of the first fixed shaft through the fixed hole; the first sleeve and the second sleeve are respectively sleeved on the shaft cores of the second fixed shaft and the third fixed shaft, and a plurality of elastic limiting blocks are arranged between the first sleeve and the inner wall of the base and between the second sleeve and the inner wall of the movable seat.
Furthermore, the upper surface of the movable seat is also fixedly connected with an installation plate provided with a plurality of installation holes; a plurality of clamps are connected above the mounting plate through a plurality of connecting pieces; the antenna is fixed above the mounting plate by a clamp.
Furthermore, fixing holes are formed in four corners of the fixing seat; the base is fixed on the top of the communication vehicle by arranging the fixing piece in the fixing hole.
Further, the connecting piece and the fixing piece are both bolts.
Furthermore, the end of the movable seat, provided with the third fixed shaft, is also provided with a protective cover for protecting the electric telescopic rod.
The utility model has the advantages of it is following:
1) an electric telescopic rod is arranged between the base and the movable seat to drive the antenna to deflect upwards or to drive the antenna to deflect downwards by utilizing the extension and contraction performance of the electric telescopic rod, so that lodging is realized;
2) the base, the movable seat and the electric telescopic rod form a triangle among the first fixed shaft, the second fixed shaft and the third fixed shaft, so that the antenna is stabilized at any angle.
Drawings
FIG. 1 is a front view of the antenna lodging device when it is down;
FIG. 2 is a front view of the antenna lodging device when erected;
FIG. 3 is a top view of the antenna lodging device;
fig. 4 is a right side view of the antenna lodging device of the embodiment 1;
fig. 5 is a right side view of the antenna lodging device of the embodiment 2;
FIG. 6 is the right side view of the antenna lodging device of the embodiment 2 when being erected
In the figure: 1-base, 11-movable groove; 12-first fixed shaft, 13-second fixed shaft, 2-movable seat, 21-fixed groove, 22-third fixed shaft, 3-electric telescopic rod, 31-first sleeve, 32-second sleeve, 4-mounting plate, 41-mounting hole, 5-hoop, 51-connecting piece, 6-fixed seat, 61-fixed hole, 62-fixed piece, 7-protective cover and 8-antenna.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
Example 1
An antenna lodging device, as shown in fig. 1 and fig. 2, comprises a movable seat 2 connected to a base 1 through a first fixed shaft 12, wherein the movable seat 2 can rotate around the first fixed shaft 12; an electric telescopic rod 3 is connected between the base 1 and the movable seat 2 through a second fixed shaft 13 and a third fixed shaft 22 respectively; an antenna 8 is fixed on the upper surface of the movable seat 2;
as shown in fig. 4 and 5, a fixing seat 6 is arranged on the lower surface of the base 1, fixing holes 61 are formed at four corners of the fixing seat 6, the base 1 is fixed on the top of the communication vehicle by arranging fixing pieces 62 in the fixing holes 61, and the fixing pieces 62 are bolts; as shown in fig. 4 and 5, the inner side surface of the base 1 is provided with a movable groove 11, which facilitates the upward or downward deflection of the electric telescopic rod 3 along a second fixed shaft 13; the first fixing shaft 12 and the second fixing shaft 13 are respectively arranged above and below the base 1, and the first fixing shaft 12 and the second fixing shaft 13 are staggered in the vertical direction, so that when the electric telescopic rod 3 extends to the maximum length, the antenna can form an angle of 90 degrees with the horizontal plane;
as shown in fig. 4 and 5, the upper surface of the movable seat 2 is a plane, the upper surface of the movable seat is fixedly connected with a mounting plate 4 provided with a mounting hole 41, and a clamp 5 is connected above the mounting plate 4 through a connecting piece 51; the antenna 8 is fixed above the mounting plate 4 through a hoop 5; the lower surface of the movable seat 2 is provided with a fixed groove 21, so that the electric telescopic rod 3 can gradually enter the groove when the antenna 8 deflects upwards; the first fixed shaft 12 and the third fixed shaft 22 are symmetrically arranged on the movable seat 2, so that the telescopic length of the electric telescopic rod 3 is ensured;
the first fixing shaft 12, the second fixing shaft 13 and the third fixing shaft 22 are all composed of a shaft core, buffer sheets sleeved at two ends of the shaft core and fastening nuts arranged at the outer ends of the buffer sheets and in threaded connection with the shaft core; as shown in fig. 4 and 5, the width of the fixed groove 21 in the movable seat 2 matches the width of the base 1, the movable seat 2 is sleeved on the base 1, the axis of the first fixed shaft 12 passes through the movable seat 2, the buffer sheet is pressed by the fastening nut, and the outer surface of the movable seat 2 is pressed to limit the position of the movable seat 2; as shown in fig. 3, the first sleeve 31 and the second sleeve 32 of the electric telescopic rod 3 are respectively sleeved between the axes of the second fixed shaft 13 and the third fixed shaft 22, and a plurality of elastic limiting blocks are respectively arranged between the first sleeve 31 and the inner wall of the base 1 and between the second sleeve 32 and the inner wall of the movable seat 2.
The principle of the utility model is as follows: the base 1, the movable seat 2 and the electric telescopic rod 3 form a triangle among the first fixed shaft 12, the second fixed shaft 13 and the third fixed shaft 22;
when the antenna 8 needs to be raised: as shown in fig. 2 and 6, the electric telescopic rod 3 extends to push the movable seat 2 to deflect upwards by taking the first fixed shaft 12 as a center, and the movable seat 2 drives the antenna 8 to deflect upwards until the movable seat 2 is perpendicular to a horizontal plane, at this time, because the first fixed shaft 12 and the second fixed shaft 13 are staggered in the vertical direction, the movable seat 2 and the electric telescopic rod 3 cannot be influenced mutually, and the stability of the antenna 8 on the vertical plane is ensured;
when the antenna needs to be fixed at a certain angle: by controlling the length of the electric telescopic rod 3, the movable seat 2 drives the antenna 8 to deflect the angle, and the movable seat 3 and the antenna 8 can be stabilized at the angle;
when the antenna needs to be laid down: as shown in fig. 1, the electric telescopic rod 3 is contracted, the movable seat 2 is pulled to deflect downwards by taking the first fixed shaft 12 as a center, the movable seat 2 drives the antenna 8 to deflect downwards until the movable seat 2 is parallel to the horizontal plane, and at this time, the movable seat 2 is kept horizontal all the time, so that the stability of the antenna 8 on the horizontal plane is ensured.
The beneficial effect of this embodiment is: an electric telescopic rod is arranged between the base and the movable seat, and the movable seat is pushed to drive the antenna to deflect upwards or is pulled to drive the antenna to deflect downwards by utilizing the extension and contraction performance of the electric telescopic rod, so that lodging is realized; a triangle is formed among the first fixed shaft, the second fixed shaft and the third fixed shaft by the base, the movable seat and the electric telescopic rod, so that the movable seat and the antenna are convenient to stabilize at any angle.
Example 2
In addition to embodiment 1, as shown in fig. 5, another way of connecting the movable seat 2 and the base 1 is as follows: the width of the movable seat 2 is matched with the width of the movable groove 11, the movable seat 2 is sleeved on the shaft center of a first fixed shaft 12 in the movable groove 11 through a fixed hole of the movable seat 2, a fastening nut is used for pressing the buffer sheet, and the outer surface of the base 1 is pressed to limit the position of the first fixed shaft 12; as shown in fig. 6, which is a right side view of the antenna 8 when it is erected in the present embodiment,
the principle and advantageous effects of this embodiment are the same as those of embodiment 1.
Example 3
In addition to the embodiments 1 and 2, as shown in fig. 1, a protective cover 7 for protecting the electric telescopic rod 3 is further provided at one end of the movable seat 2 where the third fixed shaft 22 is provided.
The beneficial effect of this embodiment is: after the antenna is put down, the safety cover can guarantee that electric telescopic handle does not receive the influence of bad weather.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (8)
1. An antenna lodging device is characterized by comprising a movable seat (2) connected to a base (1) through a first fixed shaft (12); an electric telescopic rod (3) is connected between the base (1) and the movable seat (2) through a second fixed shaft (13) and a third fixed shaft (22) respectively; an antenna (8) is fixed on the upper surface of the movable seat (2);
the lower surface of the base (1) is provided with a fixed seat (6), and the inner side surface of the base is provided with a movable groove (11); the first fixing shaft (12) and the second fixing shaft (13) are respectively arranged above and below the base (1), and the first fixing shaft (12) and the second fixing shaft (13) are staggered in the vertical direction;
the upper surface of the movable seat (2) is a plane, and the lower surface is provided with a fixed groove (21); the first fixed shaft (12) and the third fixed shaft (22) are symmetrically arranged on the movable seat (2);
the electric telescopic rod (3) is sleeved with the second fixed shaft (13) and the third fixed shaft (22) through a first sleeve (31) and a second sleeve (32) which are arranged at the two ends of the electric telescopic rod;
the electric telescopic rod (3) extends to push the movable seat (2) and drive the antenna to deflect upwards by taking the first fixed shaft (12) as a center; the electric telescopic rod (3) is contracted to pull the movable seat (2) and drive the antenna to deflect downwards by taking the first fixed shaft (12) as the center.
2. The antenna lodging device according to claim 1, characterized in that the width of the mobile seat (2) matches the width of the mobile slot (11) or matches the width of the base (1).
3. The antenna lodging device according to claim 2, wherein the first fixed shaft (12), the second fixed shaft (13) and the third fixed shaft (22) are respectively composed of a shaft core, buffer sheets sleeved at two ends of the shaft core and fastening nuts arranged at the outer ends of the buffer sheets and in threaded connection with the shaft core;
the buffer sheet is sleeved at two ends of the axis, and the fastening screw cap is in threaded connection with the outer end of the buffer sheet, so that the fastening screw cap compresses the outer surface of the base (1) and/or the movable seat (2).
4. The antenna lodging device according to claim 3, wherein the movable seat (2) is sleeved at two ends or in the middle of the shaft core of the first fixed shaft (12); the first sleeve (31) and the second sleeve (32) are respectively sleeved on the shaft cores of the second fixed shaft (13) and the third fixed shaft (22), and a plurality of elastic limiting blocks are arranged between the first sleeve (31) and the inner wall of the base (1) and between the second sleeve (32) and the inner wall of the movable seat (2).
5. The antenna lodging device according to claim 1, wherein the upper surface of the movable seat (2) is further fixedly connected with a mounting plate (4) provided with a plurality of mounting holes (41); a plurality of hoops (5) are connected above the mounting plate (4) through a plurality of connecting pieces (51); the antenna (8) is fixed above the mounting plate (4) through the hoop (5).
6. The antenna lodging device according to claim 5, wherein the fixed seat (6) is provided with fixing holes (61) at four corners; the base (1) is fixed on the top of the communication vehicle by arranging a fixing piece (62) in the fixing hole (61).
7. The antenna lodging device according to claim 6, wherein the connecting piece (51) and the fixing piece (62) are both bolts.
8. The antenna lodging device according to claim 1, wherein the end of the movable seat (2) where the third fixed shaft (22) is arranged is further provided with a protective cover (7) for protecting the electric telescopic rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023181424.2U CN214477858U (en) | 2020-12-25 | 2020-12-25 | Antenna lodging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023181424.2U CN214477858U (en) | 2020-12-25 | 2020-12-25 | Antenna lodging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214477858U true CN214477858U (en) | 2021-10-22 |
Family
ID=78194179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023181424.2U Active CN214477858U (en) | 2020-12-25 | 2020-12-25 | Antenna lodging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214477858U (en) |
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2020
- 2020-12-25 CN CN202023181424.2U patent/CN214477858U/en active Active
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