CN109088156B - SMA connection type 2.4GHZ &5GHZ miniaturized external antenna - Google Patents
SMA connection type 2.4GHZ &5GHZ miniaturized external antenna Download PDFInfo
- Publication number
- CN109088156B CN109088156B CN201811024159.1A CN201811024159A CN109088156B CN 109088156 B CN109088156 B CN 109088156B CN 201811024159 A CN201811024159 A CN 201811024159A CN 109088156 B CN109088156 B CN 109088156B
- Authority
- CN
- China
- Prior art keywords
- connecting end
- copper pipe
- rod sleeve
- arc
- sma
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000010949 copper Substances 0.000 claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 claims abstract description 36
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims 2
- 238000007789 sealing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/364—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
Landscapes
- Details Of Aerials (AREA)
Abstract
An SMA connection type 2.4GHZ &5GHZ miniaturized external antenna comprises a corner integrated SMA connector, a rod sleeve and a signal copper pipe; the corner integrated SMA connector comprises a body, a first connecting end and a second connecting end, wherein the first connecting end and the second connecting end are connected to two adjacent side walls of the body, the first connecting end is of a cylinder structure, annular protrusions are arranged on the cylinder structure along the outer wall, the second connecting end is of an internal thread interface, one end of a rod sleeve is of a closed head, and the other end of the rod sleeve is connected with the first connecting end in a riveting mode; the length of the rod sleeve is 42+/-0.2 mm, the signal copper pipe is arranged in the rod sleeve, one end of the signal copper pipe is opened, the other end of the signal copper pipe is provided with an arc-shaped seal, and the arc-shaped seal is welded and connected with the joint end in the body through a copper wire. The copper tube structure of the invention perfectly utilizes the internal space of the antenna to receive and transmit signals, has low loss, perfect high gain and 360-degree spherical coverage antenna in all directions, and has double frequency bands of 2.4-2.5MHz and 5.15-5.85MHz.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to an SMA connection type 2.4GHZ &5GHZ miniaturized external antenna.
Background
With the popularization of informatization, networking and intelligence, various devices have great requirements on signal receiving performance, especially wireless signals. The transmission of the wireless signal is accomplished by the transmission of electromagnetic waves. The propagation of electromagnetic waves does not take place in an ideal free space, but is transmitted in a medium, the influence of which on radio waves is different, and the loss of radio wave transmission is very large at a usual transmission distance.
The function of the antenna is to radiate and receive radio waves, and when transmitting, the antenna converts high-frequency current into electromagnetic waves; upon reception, electromagnetic waves are converted into high-frequency currents. Therefore, the main technologies of the antenna include:
1. the antenna is provided with an electromagnetic open system, and the antenna is used for finishing the interconversion of the guide wave energy and the electromagnetic wave energy as far as possible;
2. the antenna is matched with a transmitter or a receiver;
3. the antenna has directivity, and electromagnetic waves are concentrated in the determined direction as much as possible or received to the maximum extent;
4. the antenna has proper polarization, and can emit or receive electromagnetic waves with specified polarization;
5. the antenna should have a sufficient operating band.
However, the conventional antenna has a complex structure and has a disadvantage in terms of performance.
Disclosure of Invention
The invention aims to provide an SMA connection type 2.4GHZ &5GHZ miniaturized external antenna which is compact in structure and can better adapt to the environmental position requirement.
In order to achieve the above purpose, the present invention provides the following technical solutions: an SMA connection type 2.4GHZ &5GHZ miniaturized external antenna comprises a corner integrated SMA connector, a rod sleeve and a signal copper pipe; the corner integrated SMA connector comprises a body, a first connecting end and a second connecting end, wherein the first connecting end and the second connecting end are connected to two adjacent side walls of the body, the first connecting end is of a cylinder structure, annular protrusions are arranged on the cylinder structure along the outer wall, the second connecting end is of an internal thread interface, one end of a rod sleeve is of a closed head, and the other end of the rod sleeve is connected with the first connecting end in a riveting mode; the length of the rod sleeve is 42+/-0.2 mm, the signal copper pipe is arranged in the rod sleeve, one end of the signal copper pipe is open, the other end of the signal copper pipe is provided with an arc-shaped seal, and the arc-shaped seal is welded and connected with the joint end in the body through a copper wire.
The technical scheme is further perfected, the second connecting end is an outer hexagon bolt with internal threads, and the center of the inner portion is provided with a center needle.
Further, the body is of a square structure provided with a circular cavity, and a flat head screw is arranged in the circular cavity.
Further, the closed head of the rod sleeve is arc-shaped.
Further, the length of the rod sleeve is 42+/-0.2 mm, and the diameter of the rod sleeve is 8+/-0.1 mm.
Further, the length of the rod sleeve after being connected with the corner integrated SMA connector is 50+/-0.5 mm.
Further, the signal copper pipe is a round-head copper pipe with the outer diameter of 4.5mm, the length of 16mm and the wall thickness of 0.2mm, the length of the straight pipe part of the signal copper pipe is 13.86mm, the arc-shaped sealing diameter is equal to the outer diameter of the copper pipe and is 4.5mm, a round hole with the diameter of 1.0mm is formed in the sealing end and is welded with the copper wire, the other end of the copper wire is welded with the joint end, and the arc-shaped length after the hole is formed is 2.14mm.
Further, the signal copper pipe is made of brass.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has compact structure, small and attractive appearance and the whole length is only 5 cm, and is suitable for some equipment with small requirement on size;
2. the corner integrated SMA connector has a unique internal structure, can rotate 360 degrees without dead angles after the antenna is fixed, is better adapted to the environmental position requirement, and is simple to operate and stable in structure; the corner integrated SMA connector is provided with a threaded connection port, so that the disassembly is convenient and quick;
3. the rod sleeve is connected with the SMA connector in a riveting way, so that the process is simple and the reliability is high;
4. the signal copper pipe structure perfectly utilizes the internal space of the antenna to receive and transmit signals with low loss and perfect high gain, and the omnidirectional 360-degree spherical coverage antenna has a dual-band of 2.4-2.5MHz and 5.15-5.85MHz.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a corner integrated SMA connector according to the present invention;
FIG. 4 is a schematic diagram of the structure of a signal copper tube according to the present invention;
fig. 5 is a waveform diagram of the test of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the SMA connection type 2.4ghz &5ghz miniaturized external antenna provided by the invention comprises a corner integrated SMA connector 3, a rod sleeve 1 and a signal copper tube 2; one end of the rod sleeve 1 is an arc-shaped closed head, the other end of the rod sleeve 1 is provided with a counter bore, the length of the rod sleeve 1 is 42+/-0.2 mm, and the diameter of the rod sleeve is 8+/-0.1 mm; the corner integrated SMA connector 3 comprises a body, a first connecting end and a second connecting end, wherein the first connecting end and the second connecting end are connected with the body, the body is of a square structure provided with a circular cavity, flat head screws are arranged in the circular cavity, the first connecting end is of a cylinder structure, annular protrusions are arranged on the outer wall of the cylinder structure along the outer wall of the cylinder structure and are connected with a counter bore of the rod sleeve 1 in a riveting mode, the second connecting end is of an outer hexagon bolt provided with internal threads, a central needle is arranged in the center of the inner portion of the second connecting end, and the first connecting end and the second connecting end are respectively connected with two adjacent side walls of the body; the signal copper pipe 2 is arranged in the rod sleeve 1, one end of the signal copper pipe 2 is provided with an opening, the other end of the signal copper pipe is provided with an arc-shaped sealing, and the arc-shaped sealing is welded and connected with the joint end in the body through a copper wire.
The signal copper pipe 2 is a round-head copper pipe with the outer diameter of 4.5mm, the length of 16mm and the wall thickness of 0.2mm, the length of the straight pipe part of the signal copper pipe 2 is 13.86mm, the arc-shaped sealing diameter is equal to the outer diameter of the copper pipe and is 4.5mm, a round hole with the diameter of 1.0mm is formed in the sealing end and is welded with a copper wire, the other end of the copper wire is welded with the joint end, and the arc-shaped length after the hole is formed is 2.14mm. The material of the signal copper pipe 2 is brass.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. An SMA connection type 2.4GHZ &5GHZ miniaturized external antenna is characterized in that: comprises a corner integrated SMA connector, a rod sleeve and a signal copper pipe; the corner integrated SMA connector comprises a body, a first connecting end and a second connecting end, wherein the first connecting end and the second connecting end are connected to two adjacent side walls of the body, the first connecting end is of a cylinder structure, annular protrusions are arranged on the cylinder structure along the outer wall, the second connecting end is of an internal thread interface, one end of a rod sleeve is of a closed head, and the other end of the rod sleeve is connected with the first connecting end in a riveting mode; the signal copper pipe sets up in the pole cover, signal copper pipe one end opening, the other end be the arc and seal, the arc seal pass through the copper line with this internal joint end welding links to each other, the second link is for being equipped with the outer hexagon bolt of internal thread, and inside center is equipped with the center needle, the body is the square body structure that is equipped with circular cavity, is equipped with the flat head screw in the circular cavity, pole cover length is 42 + -0.2 mm, diameter is 8 + -0.1 mm, length is 50 + -0.5 mm after pole cover and corner integral type SMA connector are connected, signal copper pipe is external diameter 4.5mm, length 16mm, wall thickness 0.2mm button head copper pipe, signal copper pipe's straight tube part length is 13.86mm, and arc seal diameter equals 4.5mm with the copper pipe external diameter, and seal end is opened to have diameter 1.0mm round hole and copper line welding, copper line other end and joint end welded connection, arc length is 2.14mm after the trompil.
2. An SMA-connected 2.4ghz &5ghz miniaturized external antenna as in claim 1, wherein: the closed head of the rod sleeve is arc-shaped.
3. An SMA-connected 2.4ghz &5ghz miniaturized external antenna as in claim 1, wherein: the signal copper pipe is made of brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024159.1A CN109088156B (en) | 2018-09-04 | 2018-09-04 | SMA connection type 2.4GHZ &5GHZ miniaturized external antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024159.1A CN109088156B (en) | 2018-09-04 | 2018-09-04 | SMA connection type 2.4GHZ &5GHZ miniaturized external antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109088156A CN109088156A (en) | 2018-12-25 |
| CN109088156B true CN109088156B (en) | 2024-03-12 |
Family
ID=64840773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024159.1A Active CN109088156B (en) | 2018-09-04 | 2018-09-04 | SMA connection type 2.4GHZ &5GHZ miniaturized external antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109088156B (en) |
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| EP1469553A1 (en) * | 2003-04-15 | 2004-10-20 | Hewlett-Packard Development Company, L.P. | Monopole antenna assembly |
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| Publication number | Publication date |
|---|---|
| CN109088156A (en) | 2018-12-25 |
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