CN207320284U - Combiner built in a kind of LTE700, GSM900 band antenna - Google Patents
Combiner built in a kind of LTE700, GSM900 band antenna Download PDFInfo
- Publication number
- CN207320284U CN207320284U CN201721318791.8U CN201721318791U CN207320284U CN 207320284 U CN207320284 U CN 207320284U CN 201721318791 U CN201721318791 U CN 201721318791U CN 207320284 U CN207320284 U CN 207320284U
- Authority
- CN
- China
- Prior art keywords
- lte700
- combiner
- cavity
- cable connector
- band antenna
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses combiner built in a kind of LTE700, GSM900 band antenna, including cavity, upper cover plate, wire and cable connector, tap, screw rod, capacitive coupling, resonant column；The resonant column is connected by tap with wire and cable connector, realizes that signal communicates；The cover board is with cavity just with the space for cooperatively forming a sealing, the wire and cable connector is installed on the side of cavity, the screw rod is installed on above upper cover plate, and the capacitive coupling is installed on inside cavity, ultimately forms magnetic field and realizes signal transmission in the space of sealing.The antenna built-in combiner of the utility model, 698 862MHz of frequency coverage, 880 960MHz, can meet the needs of Chinese operator is intersegmental to low frequency LTE and GSM full range.The combiner in feed-in antenna system after multisystem signal combining, will improve antenna performance and reduce volume.The antenna built-in combiner of the utility model, can conveniently and efficiently be connected with the equipment outside combiner, and signal stabilization, be the product to accord with the demands of the market.
Description
Technical field
The utility model belongs to combiner technical field, is specifically combining built in a kind of LTE700, GSM900 band antenna
Device.
Background technology
At present, as mobile communication network develops rapidly, combiner built in split antenna for base station, multifrequency PCB cannot
Meet Carrier Requirements, antenna for base station need built in big quantity high performance cavity combiner, so as to by multisystem signal combining rear feed
Enter in antenna system, improve antenna performance and reduce volume.
Utility model content
The technical problem to be solved by the present invention is to provide combiner built in a kind of LTE700, GSM900 band antenna,
The wire and cable connector of the antenna built-in combiner carries cable, avoid because using inefficient caused by common attachment device and
Stability is poor.
For achieving the above object, the utility model uses following technical scheme：
Combiner built in a kind of LTE700, GSM900 band antenna, including cavity, upper cover plate, wire and cable connector, tap,
Screw rod, capacitive coupling, resonant column；The resonant column is connected by tap with wire and cable connector, realizes that signal communicates；The cover board
The side of cavity just is being installed on the space for cooperatively forming a sealing, the wire and cable connector with cavity, the screw rod is installed on
Above upper cover plate, the capacitive coupling is installed on inside cavity, ultimately forms magnetic field and realizes signal transmission in the space of sealing.
Further, the cavity four corners have mounting hole, and cover board corresponds to jagged.Pass through the imitative of irregular chamber and cylindrical cavity
Very, structure is arranged even closer.The cavity is integrally formed using die casting, silver-plated using ACD12 materials, inner surface.
Further, the cover board is integrally formed using metal plate punching, silver-plated using ACD12 materials, lower surface.
Further, the capacitive coupling two is integrally formed using brass H59 machinings, and outer surface is silver-plated.
Further, the wire and cable connector is made of shell body, inner core, elbow bend and 141 cables；Wherein shell
Body flange face is grown and width is 12mm, thickness 3mm, and surrounding has the through hole of 4 diameter 2.5mm, there is high 0.2mm, interior on the inside of flange
Overall diameter is respectively the intermodulation ring of 4mm and 5mm, on the outside of housing flange face and elbow bend that 141 cable copper sheets pass through long 10mm
It is weldingly connected, the wire and cable connector inner core diameter is 3mm, and long 12mm and 141 cable inner cores are weldingly connected；The cable connection
Device shell body, inner core, elbow bend use H59 brass, electroplate.
Further, the tap is welded with wire and cable connector inner core, ultimately forms the transmission of signal.
Further, combiner built in LTE700, GSM900 band antenna includes two output ports and four defeated
Inbound port；Two output ports are ANT1 and ANT2 respectively；Four input ports are respectively：Two LTE700:698-
862MHz, two GSM900：880-960MHz；The input port and output port use wire and cable connector and external equipment
Connection.
Further, the resonant column a, b, c always a height of 34mm, overall diameter 10mm, interior diameter 8mm, disk thickness 2mm,
Disk overall diameter is respectively 14mm, 12mm, 16mm, using H59 brass, electroplating surface silver.
Combiner built in a kind of LTE700, GSM900 band antenna of the utility model, frequency coverage 698-862MHz,
880-960MHz, can meet the needs of Chinese operator is intersegmental to low frequency LTE and GSM full range.Pass through modern microwave design and 1/4
Wavelength etc. is designed small, and Insertion Loss is good, and echo is good, the advantages such as isolation is high, intermodulation is low.The combiner is by multisystem signal combining
Afterwards in feed-in antenna system, improve antenna performance and reduce volume.The antenna built-in combiner of the utility model, can facilitate
Quickly it is connected with the equipment outside combiner, and signal stabilization, simple in structure, size is small, mutual tuning, has inside industry very big
Advantage.
Brief description of the drawings
Fig. 1 is the structure diagram of combiner one embodiment built in the utility model LTE700, GSM900 band antenna.
Embodiment
Below in conjunction with the accompanying drawings, combiner built in LTE700, GSM900 band antenna of the utility model is carried out specifically
It is bright.
As shown in Figure 1, combiner built in LTE700, GSM900 band antenna of the utility model, including cavity 1, resonance
Column 2, fly bar 3, cable connector 4, upper cover plate 5 and M4 screw rods 6.In one embodiment, the built-in antenna combining of the utility model
The a height of 199*70*53MM of device length and width.Resonant column 2 divides for a, b, c three types.M4 screw rods 6 are debugged using M4 screws above, following table
Face is polished rod.
Cavity is rectangle in the present embodiment, and length and width are a height of：199*70*53MM, the cavity four corners have mounting hole, diameter
For 4.5mm, cover board corresponds to jagged.By the emulation of irregular chamber and cylindrical cavity, structure is arranged even closer.The cavity uses
Die casting is integrally formed, silver-plated using ACD12 materials, inner surface.Cover board is rectangle, and length and width are a height of：199*70*3MM, cover board use
Metal plate punching is integrally formed, silver-plated using ACD12 materials, lower surface.Capacitive coupling both ends are diameter 8mm, and thickness is the circle of 3mm
Disk, centre are diameter 3mm, and the cylinder of long 10mm, integrally formed using brass H59 machinings, outer surface is silver-plated.
Wire and cable connector is made of shell body, inner core, elbow bend and 141 cables.Wherein shell body flange face length and
Width is 12mm, thickness 3mm, and surrounding has the through hole of 4 diameter 2.5mm, has the high 0.2mm, inner and outer diameter to be respectively on the inside of flange
The intermodulation ring of 4mm and 5mm, housing flange face outside and 141 cable copper sheets are weldingly connected by the elbow bend of long 10mm, described
Wire and cable connector inner core diameter is 3mm, and long 12mm and 141 cable inner cores are weldingly connected.It is the outer housing of cable connector body, interior
Core, elbow bend use H59 brass, electroplate.Tap is welded on joint diameter 2mm, using H59 brass, connects with cable
The welding of device inner core is connect, ultimately forms the transmission of signal.
Four wave filters are divided into inside cavity, are two LTE700 wave filters respectively, the inside contains 7 resonant columns, and brass is washed
Shape.Two GSM900 wave filters, the inside contain 4 resonant columns, and brass, which is washed, to be shaped.Respectively by two LTE700 and
The combining of GSM900 wave filters exports, and four tunnels, by the transmission between each channel, are connect with output port respectively in the environment of closing
Head, realizes that four into two go out combining.
GSM900 wave filters use cross coupling design, and 4 resonators 1 hold winged coupling and realize passage, final to realize
880-960MHz frequencies.GSM900 wave filters have resonant column a and resonant column b, totally 4.LTE700 wave filters use cross-couplings
Design, including 7 resonant column c, finally realize 698-862MHz frequencies.Resonant column a, resonant column b and resonant column c are always a height of
34mm, overall diameter 10mm, interior diameter 8mm, disk thickness 2mm, disk overall diameter is respectively 14mm, 12mm, 16mm, using H59
Brass, electroplating surface silver.The space of a sealing is formed below in upper cover plate 5 and cavity, and tap is respectively welded in wire and cable connector
On core, M4 screw rods 6 are installed on above 5 cover boards, are held and are flown coupling installation in the cavity.Cavity, cover board, resonant column, appearance fly coupling, line
Equal 5 silver medal 3 of copper facing of cable connector shell, joint core plating ternary alloy three-partalloy.Wire and cable connector is screwed in cavity side.
Outer housing of cable connector uses brass, electroplate, and inner core material is beryllium-bronze, and surface plating ternary alloy three-partalloy, ensures
Connection reliability and intermodulation stability.
By the way that cavity, resonant column and mounting hole die casting are integrally formed, product sealing signal, can be better than the utility model
The index of customer service, while other processing mounting holes are not required, reduce cost and difficulty of processing, shorten delivery cycle, this reality
With new third order intermodulation up to more than 150dbc, isolating can realize that four into two go out up to 40dB, standing-wave ratio below 1.3.
Concrete application approach of the present invention is very much, the above is only the preferred embodiment of the present invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the principle of the present invention, some improvement can also be made, these change
Into also should be regarded as protection scope of the present invention.
Claims (8)
- A kind of 1. combiner built in LTE700, GSM900 band antenna, it is characterised in that：Including cavity, upper cover plate, cable connection Device, tap, screw rod, capacitive coupling, resonant column；The resonant column is connected by tap with wire and cable connector, realizes signal phase It is logical；For the cover board with cavity just with the space for cooperatively forming a sealing, the wire and cable connector is installed on the side of cavity, described Screw rod is installed on above upper cover plate, and the capacitive coupling is installed on inside cavity, and it is real in the space of sealing to ultimately form magnetic field Existing signal transmission.
- 2. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：The cavity Four corners have mounting hole, and cover board corresponds to jagged；The cavity is integrally formed using die casting, using ACD12 materials, inner surface plating Silver.
- 3. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：The cover board It is integrally formed using metal plate punching, it is silver-plated using ACD12 materials, lower surface.
- 4. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：The capacitive Coupling is integrally formed using brass H59 machinings, and outer surface is silver-plated.
- 5. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：The cable Connector is made of shell body, inner core, elbow bend and 141 cables；Wherein shell body flange face length and width are 12mm, thick For 3mm, surrounding has the through hole of 4 diameter 2.5mm, has the intermodulation that high 0.2mm, inner and outer diameter are respectively 4mm and 5mm on the inside of flange Ring, housing flange face outside and 141 cable copper sheets are weldingly connected by the elbow bend of long 10mm, the wire and cable connector inner core A diameter of 3mm, long 12mm and 141 cable inner cores are weldingly connected；The outer housing of cable connector body, inner core, elbow bend use H59 brass, electroplate.
- 6. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：Tap and line Cable connector inner core welds, and ultimately forms the transmission of signal.
- 7. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：It is described Combiner built in LTE700, GSM900 band antenna includes two output ports and four input ports；Two output ports point It is not ANT1 and ANT2；Four input ports are respectively：Two LTE700:698-862MHz, two GSM900：880- 960MHz；The input port and output port are connected using wire and cable connector with external equipment.
- 8. combiner built in LTE700, GSM900 band antenna according to claim 1, it is characterised in that：The cavity It is a height of for rectangle, length and width：199*70*53MM, the cavity four corners have mounting hole, and a diameter of 4.5mm, cover board is corresponding with scarce Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318791.8U CN207320284U (en) | 2017-10-13 | 2017-10-13 | Combiner built in a kind of LTE700, GSM900 band antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721318791.8U CN207320284U (en) | 2017-10-13 | 2017-10-13 | Combiner built in a kind of LTE700, GSM900 band antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207320284U true CN207320284U (en) | 2018-05-04 |
Family
ID=62381046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721318791.8U Expired - Fee Related CN207320284U (en) | 2017-10-13 | 2017-10-13 | Combiner built in a kind of LTE700, GSM900 band antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207320284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050390A (en) * | 2021-10-08 | 2022-02-15 | 杭州永谐科技有限公司 | Design method of power divider and harmonic elimination type power divider |
-
2017
- 2017-10-13 CN CN201721318791.8U patent/CN207320284U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050390A (en) * | 2021-10-08 | 2022-02-15 | 杭州永谐科技有限公司 | Design method of power divider and harmonic elimination type power divider |
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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: 20180504 Termination date: 20211013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |