CN209896249U - Omnidirectional antenna - Google Patents
Omnidirectional antenna Download PDFInfo
- Publication number
- CN209896249U CN209896249U CN201920766587.5U CN201920766587U CN209896249U CN 209896249 U CN209896249 U CN 209896249U CN 201920766587 U CN201920766587 U CN 201920766587U CN 209896249 U CN209896249 U CN 209896249U
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- Prior art keywords
- sleeve
- screw
- coaxial cable
- flange
- sleeved
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000011152 fibreglass Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000001902 propagating effect Effects 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an omnidirectional antenna, which comprises an upper antenna section, a lower antenna section and a fifth screw, wherein the upper antenna section and the lower antenna section are connected through the fifth screw; the antenna upper segment comprises a first sleeve, a first glass steel tube, a sealing cover, a first sponge plug, an upper circuit board, a connecting pin, a first connecting sleeve, a first screw, a first flange and a second screw, wherein the sealing cover is sleeved on one end of the first sleeve, the first connecting sleeve is sleeved on the other end of the first glass steel tube, the first sponge plug, the upper circuit board and the connecting pin are positioned on the first glass steel tube and positioned in the first sleeve, the first flange and the first connecting sleeve are fixed through the first screw and the second screw, and the first sleeve is sleeved on the first glass steel tube. The utility model discloses can be through sleeve protection circuit board, coaxial cable etc. and conveniently connect.
Description
Technical Field
The utility model relates to an antenna especially relates to an omnidirectional antenna.
Background
An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all use electromagnetic waves to transmit information and work by depending on antennas. In addition, in transferring energy with electromagnetic waves, non-signal energy radiation also requires antennas. The existing antenna can not protect a circuit board, a coaxial cable and the like, and is inconvenient to connect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an omnidirectional antenna is provided, it can be through sleeve protection circuit board, coaxial cable etc. and conveniently connect.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: an omnidirectional antenna is characterized by comprising an upper antenna section, a lower antenna section and a fifth screw, wherein the upper antenna section and the lower antenna section are connected through the fifth screw;
the upper antenna section comprises a first sleeve, a first glass steel tube, a sealing cover, a first sponge plug, an upper circuit board, a connecting needle, a first connecting sleeve, a first screw, a first flange and a second screw, the sealing cover is sleeved on one end of the first sleeve, the first connecting sleeve is sleeved on the other end of the first glass steel tube, the first sponge plug, the upper circuit board and the connecting needle are all positioned on the first glass steel tube and positioned in the first sleeve, the first flange and the first connecting sleeve are fixed through the first screw and the second screw, and the first sleeve is sleeved on the first glass steel tube;
the lower section of the antenna comprises a second glass fiber reinforced plastic pipe, a third screw, a second flange, a second sleeve, a rotary needle, a second sponge plug, a lower circuit board, a first coaxial cable, a second connecting sleeve, an N-shaped joint, a third flange, a fourth screw and a third connecting sleeve, the second sleeve is sleeved on the second glass steel tube, the second sleeve is sleeved on one end of the second sleeve, the third sleeve is sleeved on the other end of the second sleeve, the second flange and the second sleeve are fixed through a third screw, the rotary needle, the second sponge plug, the lower circuit board, the first coaxial cable and the second coaxial cable are located on the second glass steel tube and located in the second sleeve, the first coaxial cable is connected with the second coaxial cable, the N-shaped joint is connected with one end of the second coaxial cable, the second coaxial cable penetrates through the third sleeve, and the third flange and the third sleeve are fixed through a fourth screw.
Preferably, a sealing ring is arranged on the second flange.
Preferably, the first coaxial cable is clamped to the second glass fibre reinforced plastic tube by a clamp.
Preferably, the first coaxial cable and the second coaxial cable are connected through a binding post.
The utility model discloses an actively advance the effect and lie in: the utility model discloses can be through sleeve protection circuit board, coaxial cable etc. and conveniently connect, simple structure, it is with low costs.
Drawings
Fig. 1 is a schematic structural diagram of the omnidirectional antenna of the present invention.
Fig. 2 is a schematic structural diagram of the upper section of the middle antenna of the present invention.
Fig. 3 is a schematic structural diagram of the lower segment of the middle antenna of the present invention.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in fig. 1 to 3, the omnidirectional antenna of the present invention includes an upper antenna section 1, a lower antenna section 2, and a fifth screw 3, wherein the upper antenna section 1 and the lower antenna section 2 are connected by the fifth screw 3;
the upper antenna section 1 comprises a first sleeve 10, a first glass steel tube 11, a sealing cover 12, a first sponge plug 13, an upper circuit board 14, a connecting pin 15, a first connecting sleeve 16, a first screw 17, a first flange 18 and a second screw 19, wherein the sealing cover 12 is sleeved on one end of the first sleeve 11, the first connecting sleeve 16 is sleeved on the other end of the first glass steel tube 11, the first sponge plug 13, the upper circuit board 14 and the connecting pin 15 are all positioned on the first glass steel tube 11 and in the first sleeve, the first flange 18 and the first connecting sleeve 16 are fixed through the first screw 17 and the second screw 19, and the first sleeve 10 is sleeved on the first glass steel tube 11;
the lower antenna section 2 comprises a second glass fiber reinforced plastic pipe 20, a third screw 22, a second flange 23, a second sleeve 25, a rotary needle 26, a second sponge plug 27, a lower circuit board 28, a first coaxial cable 29, a second coaxial cable 30, a second connecting sleeve 31, an N-type joint 32, a third flange 33, a fourth screw 34 and a third connecting sleeve 35, wherein the second sleeve 25 is sleeved on the second glass fiber reinforced plastic pipe 20, the second connecting sleeve 31 is sleeved on one end of the second sleeve 25, the third connecting sleeve 35 is sleeved on the other end of the second sleeve 25, the second flange 23 and the second connecting sleeve 31 are fixed through the third screw 22, the rotary needle 26, the second sponge plug 27, the lower circuit board 28, the first coaxial cable 29 and the second coaxial cable 30 are all positioned on the second glass fiber reinforced plastic pipe 20 and in the second sleeve 25, the first coaxial cable 29 is connected with the second coaxial cable 30, the N-type joint 32 is connected with one end of the second coaxial cable 30, the second coaxial cable 30 passes through the third connecting sleeve 35, and the third flange 33 and the third connecting sleeve 35 are fixed by the fourth screw 34.
The second flange 23 is provided with a sealing ring 21, which improves the sealing performance.
The first coaxial cable 29 is clamped to the second glass reinforced plastic tube 20 by a clamp 24, which improves the security against movement of the first coaxial cable.
The first coaxial cable 29 and the second coaxial cable 30 are connected by a binding post 36, which facilitates the connection.
The utility model discloses omnidirectional antenna's theory of operation as follows: the upper antenna section and the lower antenna section are connected through a fifth screw, so that the connection is convenient. The first sleeve can protect the upper circuit board, the connecting pins and the like, and the first sponge plug can prevent the upper circuit board, the connecting pins and the like from moving. The second sleeve can protect down circuit board, first coaxial cable, second coaxial cable etc. and the second sponge stopper can prevent down circuit board, first coaxial cable, second coaxial cable etc. and take place to remove. The sealing cover can block one end of the first sleeve to prevent the upper circuit board from falling out. The first flange and the first connecting sleeve are fixed through the first screws and the second screws, the second flange and the second connecting sleeve are fixed through the third screws, and the third flange and the third connecting sleeve are fixed through the fourth screws, so that the connection is convenient. The N-type joint is a medium-power connector in threaded connection, has the characteristics of high reliability, strong shock resistance, excellent mechanical and electrical properties and the like, is widely used for connecting radio frequency coaxial cables for radio equipment, instruments and ground transmitting systems under the severe vibration and environment conditions, and can be interchanged with international NG-type similar products.
The above-mentioned embodiments further explain the technical problems, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. An omnidirectional antenna is characterized by comprising an upper antenna section, a lower antenna section and a fifth screw, wherein the upper antenna section and the lower antenna section are connected through the fifth screw;
the upper antenna section comprises a first sleeve, a first glass steel tube, a sealing cover, a first sponge plug, an upper circuit board, a connecting needle, a first connecting sleeve, a first screw, a first flange and a second screw, the sealing cover is sleeved on one end of the first sleeve, the first connecting sleeve is sleeved on the other end of the first glass steel tube, the first sponge plug, the upper circuit board and the connecting needle are all positioned on the first glass steel tube and positioned in the first sleeve, the first flange and the first connecting sleeve are fixed through the first screw and the second screw, and the first sleeve is sleeved on the first glass steel tube;
the lower section of the antenna comprises a second glass fiber reinforced plastic pipe, a third screw, a second flange, a second sleeve, a rotary needle, a second sponge plug, a lower circuit board, a first coaxial cable, a second connecting sleeve, an N-shaped joint, a third flange, a fourth screw and a third connecting sleeve, the second sleeve is sleeved on the second glass steel tube, the second sleeve is sleeved on one end of the second sleeve, the third sleeve is sleeved on the other end of the second sleeve, the second flange and the second sleeve are fixed through a third screw, the rotary needle, the second sponge plug, the lower circuit board, the first coaxial cable and the second coaxial cable are located on the second glass steel tube and located in the second sleeve, the first coaxial cable is connected with the second coaxial cable, the N-shaped joint is connected with one end of the second coaxial cable, the second coaxial cable penetrates through the third sleeve, and the third flange and the third sleeve are fixed through a fourth screw.
2. The omni directional antenna according to claim 1, wherein the second flange has a sealing ring thereon.
3. An omnidirectional antenna according to claim 1, wherein the first coaxial cable is clamped to the second glass reinforced plastic tube by a clamp.
4. The omni directional antenna according to claim 1, wherein the first coaxial cable and the second coaxial cable are connected by a binding post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920766587.5U CN209896249U (en) | 2019-05-27 | 2019-05-27 | Omnidirectional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920766587.5U CN209896249U (en) | 2019-05-27 | 2019-05-27 | Omnidirectional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209896249U true CN209896249U (en) | 2020-01-03 |
Family
ID=69001231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920766587.5U Expired - Fee Related CN209896249U (en) | 2019-05-27 | 2019-05-27 | Omnidirectional antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209896249U (en) |
-
2019
- 2019-05-27 CN CN201920766587.5U patent/CN209896249U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |