CN209800481U - Antenna rotation locking device - Google Patents
Antenna rotation locking device Download PDFInfo
- Publication number
- CN209800481U CN209800481U CN201920419434.3U CN201920419434U CN209800481U CN 209800481 U CN209800481 U CN 209800481U CN 201920419434 U CN201920419434 U CN 201920419434U CN 209800481 U CN209800481 U CN 209800481U
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- antenna
- connector
- mounting base
- rotation
- matched
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Abstract
an antenna rotation locking device belongs to the technical field of space. The utility model discloses a base, nut pretightening, compression spring and rotatory bolt, wherein equipment rotation bolt is used for restricting equipment rotary motion, through with draw-in groove cooperation on the base realize the rotation of angle, fixed, the inside cavity of rotatory bolt can be made matched with spacing hole according to the antenna appearance for fixed connector links firmly with external equipment through the connector, restricts the motion of external equipment, can realize that the antenna is convenient, swiftly rotatory and fixed.
Description
Technical Field
The utility model relates to a rotatory locking means of antenna belongs to space technical field.
background
Some like the antenna need often rotate, fixed, rotatable connected mode such as universal ball bearing is commonly used at present, but ball bearing connection is easy not hard up under equipment high frequency vibrations condition, and under certain type condition, universal ball bearing size is great, can not install the connector, and the connection of universal ball bearing is inconvenient to adopt in these circumstances. Therefore, the structure is designed to realize the rapid rotation and fixation of the small-sized equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be: the defects of the prior art are overcome, the antenna rotation locking device is provided, the small-sized equipment can be conveniently and quickly rotated and fixed, the operation efficiency is improved, the requirements of using various connectors are met, and the application range is wide.
The technical solution of the utility model is that: an antenna rotation locking device comprises a connector used for adjusting and fixing the direction of an external antenna, a rotating bolt used for fixing the external antenna and a mounting base;
One end of the rotating bolt is fixedly connected with an external antenna, and the other end of the rotating bolt is matched with the connector so that the connector and the rotating bolt do not rotate relatively; the connector is detachably connected with the mounting base; the antenna fixing structure is characterized in that a clamping groove is formed in the mounting base, a rotation angle fixing piece is arranged on the connector, and the rotation angle fixing piece is matched with the clamping groove to adjust and fix the rotation direction of the external antenna.
Furthermore, the connector is of a hollow structure, and the rotating bolt penetrates through the hollow part of the connector and is matched with the hollow part, so that the connector and the rotating bolt do not rotate relatively.
Further, the connector is of a cylindrical structure and comprises a first part and a second part which are fixedly connected and coaxial, and the diameter of the second part is smaller than that of the first part; the rotation angle fixing piece is arranged on the first portion and is matched with the clamping groove to adjust and fix the rotation direction of the external antenna.
Furthermore, a through hole is formed in the mounting base, and when the rotation angle fixing piece is matched with the clamping groove in place, the second portion extends into the through hole.
Further, the second part and the mounting base are detachably connected through a fixing piece.
Further, the fixing piece comprises a pre-tightening spring and a pre-tightening nut; the pre-tightening nut is in threaded connection with the second part, the connector is detachably connected with the mounting base, and the pre-tightening spring is located between the pre-tightening nut and the mounting base.
Furthermore, the clamping grooves are a plurality of fixing holes, and the fixing holes are uniformly distributed around the through holes and are positioned on the same circumference with the circle center of the through hole as the circle center.
Further, the central angle between two adjacent fixed orifices is 10 ~ 20.
further, the rotation angle fixing piece is a protrusion matched with the fixing hole.
Further, the length of the protrusion is not less than 1/2 the thickness of the mounting base.
Compared with the prior art, the utility model the advantage lie in:
(1) The utility model adopts the design method of rotating automatic return, the self-developed rotating locking mechanism can realize the fixation of the antenna at any angle of soft rotation, can meet the design requirement of rotating at any angle, solves the technical problems that the antenna is fixedly connected with the connector in the prior art and the antenna is loosened if rotating,
(2) The utility model discloses need not the instrument and can accomplish rotatoryly in operation process, inside is equipped with the automatic homing device of spring to rely on hole site and spring to carry out the fibre, the reliability is high.
(3) the utility model discloses can adapt to the equipment requirement of any shape, size through the structure that changes rotatory bolt, this rotatory locking means occupies smallly, and it is little to influence other equipment, and the commonality is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The utility model provides a rotatory locking means of antenna, as shown in figure 1. The utility model comprises a connector 2 for fixing the external antenna 1 and rotating the direction of the external antenna 1, a rotating bolt 3 and a mounting base 4 for connecting with external equipment; one end of the rotary bolt 3 is fixedly connected with the external antenna 1, and the other end of the rotary bolt is matched with the connector 2, so that the connector 2 and the rotary bolt 3 do not rotate relatively; the mounting base 4 is provided with a clamping groove, the connector 2 is provided with a rotation angle fixing piece, and the rotation angle fixing piece is matched with the clamping groove to adjust and fix the rotation direction of the external antenna.
One preferred embodiment is as follows:
The device comprises: the antenna comprises an external equipment antenna 1, a connector 2, a rotary bolt 3, a mounting base 4, a pre-tightening spring 5 and a pre-tightening nut 6. The antenna can be conveniently and quickly rotated and fixed. The equipment rotating bolt 3 and the connector 2 are used for limiting the rotating motion of the equipment, and the angle is rotated and fixed by matching with a clamping groove on the mounting base 4; the connector 2 is detachably connected with the mounting base 4; the connector 2 is hollow inside, can be made into matched with spacing hole according to the antenna appearance for fixed rotation bolt 3 makes connector 2 and rotation bolt 3 not take place relative rotation. The connector 2 is a cylindrical structure and comprises a first part and a second part which are fixedly connected and coaxial, wherein the diameter of the second part is smaller than that of the first part; the connector 2 is provided with a rotation angle fixing piece, and the rotation angle fixing piece is arranged on the first part and is matched with the clamping groove to adjust and fix the rotation direction of the external antenna 1. The mounting base 4 is provided with a through hole, and when the rotation angle fixing piece is matched with the clamping groove in place, the second part extends into the through hole and is fixedly connected with external equipment.
The clamping groove is a plurality of rotation angle fixing holes, the rotation angle fixing holes are distributed along the circumferential direction of the connector 2, and the central angle between every two adjacent rotation angle fixing holes is 10-20 degrees, preferably 10 degrees.
The rotation angle fixing member is a protrusion that fits the rotation angle fixing hole, and the length of the protrusion is not less than 1/2, preferably 2/3 or more, of the thickness of the mounting base 4.
The pre-tightening nut 6 is in threaded connection with the second part, the connector 2 is detachably connected with the mounting base 4, and the pre-tightening spring 5 is located between the pre-tightening nut 6 and the mounting base 4.
The utility model discloses an installation method does:
Put into rotatory bolt 2 with connector 3, rotatory bolt 2 pushes into 4 draw-in grooves of mounting base, installs compression spring 5 in rotatory bolt, and rotatory pretension nut 6 is to suitable position, is connected the fastening with external equipment and connector 3 and can accomplish the fixed of equipment. If external equipment needs to rotate, then pull out 2 rotatory bolts outward, rotatory suitable angle loosens and send into 4 draw-in grooves of mounting base with rotatory bolt 3 can. The process is simple, the reliability is high, and the device can adapt to quick rotation and fixation of different devices.
Some small-size equipment especially antenna equipment need often be dismantled, fixed, and the antenna fixed mode many volumes commonly used at present are great or can't fix or need the instrument operation, and under some circumstances, operating space is limited, or the later stage installs equipment additional, does not reserve antenna installation interface, for this reason, the design the utility model discloses realize antenna equipment's quick rotatory locking means.
The utility model discloses can adopt the metal machine to add or 3D prints the processing mode, it is higher because of equipment connection reliability, so can select according to actual requirement in the aspect of the size surplus.
The utility model discloses can adapt to different equipment requirements, reserve mechanical interface like equipment itself, then can make the device independent module, install on the equipment can. If the device itself can be modified, the base can be machined on the device. The effective effect of the utility model is that, can carry out no instrument fast revolution to antenna equipment under multiple occasion, and the structure size is little.
The utility model discloses do not have special requirement to material and processing mode, adaptability is high. By changing the corresponding structural size, the device can adapt to different devices with different sizes and shapes, and has extremely high universality. The mechanism has high reliability of locking the position and can meet different requirements of military use, civil use and the like.
The details of the present invention not described in detail in the specification are well known to those skilled in the art.
Claims (10)
1. An antenna rotation locking device, characterized in that: comprises a connector (2) for adjusting and fixing the direction of an external antenna (1), a rotary bolt (3) for fixing the external antenna (1) and a mounting base (4);
One end of the rotary bolt (3) is fixedly connected with the external antenna (1), and the other end of the rotary bolt is matched with the connector (2) to ensure that the connector (2) and the rotary bolt (3) do not rotate relatively; the connector (2) is detachably connected with the mounting base (4); the antenna fixing device is characterized in that a clamping groove is formed in the mounting base (4), a rotation angle fixing piece is arranged on the connector (2), and the rotation angle fixing piece is matched with the clamping groove to adjust and fix the rotation direction of the external antenna (1).
2. The antenna rotation locking device according to claim 1, wherein: the connector (2) is of a hollow structure, and the rotary bolt (3) penetrates through the hollow part of the connector (2) and is matched with the hollow part, so that the connector (2) and the rotary bolt (3) do not rotate relatively.
3. An antenna rotation lock device according to claim 2, wherein: the connector (2) is of a cylindrical structure and comprises a first part and a second part which are fixedly connected and coaxial, and the diameter of the second part is smaller than that of the first part; the rotation angle fixing piece is arranged on the first portion and is matched with the clamping groove to adjust and fix the rotation direction of the external antenna (1).
4. The antenna rotation lock device according to claim 3, wherein: the mounting base (4) is provided with a through hole, and when the rotation angle fixing piece is matched with the clamping groove in place, the second part extends into the through hole.
5. The antenna rotation lock device according to claim 4, wherein: the second part is detachably connected with the mounting base (4) through a fixing piece.
6. An antenna rotation lock device according to claim 5, wherein: the fixing piece comprises a pre-tightening spring (5) and a pre-tightening nut (6); the pre-tightening nut (6) is in threaded connection with the second part, the connector (2) is detachably connected with the mounting base (4), and the pre-tightening spring (5) is located between the pre-tightening nut (6) and the mounting base (4).
7. the antenna rotation lock device according to claim 4, wherein: the clamping grooves are a plurality of fixing holes, the fixing holes are uniformly distributed around the through holes and are positioned on the same circumference which takes the circle center of the through hole as the circle center.
8. The antenna rotation lock device according to claim 7, wherein: the central angle between two adjacent fixing holes is 10-20 degrees.
9. The antenna rotation lock device according to claim 7, wherein: the rotating angle fixing piece is a protrusion matched with the fixing hole.
10. The antenna rotation locking device according to claim 9, wherein: the length of the protrusion is not less than 1/2 of the thickness of the mounting base (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419434.3U CN209800481U (en) | 2019-03-29 | 2019-03-29 | Antenna rotation locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419434.3U CN209800481U (en) | 2019-03-29 | 2019-03-29 | Antenna rotation locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800481U true CN209800481U (en) | 2019-12-17 |
Family
ID=68827548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920419434.3U Active CN209800481U (en) | 2019-03-29 | 2019-03-29 | Antenna rotation locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209800481U (en) |
-
2019
- 2019-03-29 CN CN201920419434.3U patent/CN209800481U/en active Active
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