CN201252153Y - Small medium wave transmitting antenna - Google Patents
Small medium wave transmitting antenna Download PDFInfo
- Publication number
- CN201252153Y CN201252153Y CNU2008201646853U CN200820164685U CN201252153Y CN 201252153 Y CN201252153 Y CN 201252153Y CN U2008201646853 U CNU2008201646853 U CN U2008201646853U CN 200820164685 U CN200820164685 U CN 200820164685U CN 201252153 Y CN201252153 Y CN 201252153Y
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- meter
- centrifugal disc
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Abstract
The utility model discloses a small medium wave transmitting antenna which comprises a horizontal circular disc, a center supporting tower mast, a bench insulator, an antenna base and a distributing network, wherein, the horizontal circular disc is arranged on the center supporting tower mast; the center supporting tower mast is arranged on the bench insulator; the bench insulator is arranged on the antenna base; and the antenna base is fixed on the ground. The utility model is characterized in that the small medium wave transmitting antenna is provided with an upper positive cone metal net and a low inverted cone metal net; both of the upper positive cone metal net and the low inverted cone metal net are connected with the horizontal circular disc; the bottom of the lower inverted cone metal net is connected with an output end of the distributing network through a metal tube; an input end of the distributing network is connected with a transmitter output feeder line; the upper positive cone metal net, the low inverted cone metal net and the horizontal circular disc form a pyramid by using the center supporting tower mast as a shaft core for supporting. The utility model provides a small antenna for small and medium pyramid transmission, and the small antenna has the advantages of firm structure, excellent performance, stable operation, high efficiency, easy maintenance and high cost performance, can be matched with broadcast transmitters, and is particularly suitable for meeting the requirements of digital medium waves.
Description
Technical field:
The utility model relates to a kind of transmitter of medium wave broadcast, particularly a kind of medium wave emission miniature antenna, and it is applicable to that the high-frequency energy that broadcast transmitter is exported converts electromagnetic energy to and radiate.
Background technology:
In the prior art, medium wave radiating antenna has vertical type and stay-supported tower mast antenna, this antenna height height, and floor space is big, and maintenance period is short, and difficulty is big, and fund input is big.Especially the quickening of building along with modernization construction and urbanization, the earth mat of this antenna causes emission effciency to reduce greatly very easily by heavy damage, and area coverage is dwindled greatly.This present situation for a change, special research and development a kind of rational in infrastructure, parameter is good, the medium wave of stable performance emission miniature antenna.
Summary of the invention:
The technical problems to be solved in the utility model be change many shortcoming of vertical type and stay-supported tower mast antenna and a kind of firm in structure, working stability is provided, parameter is good, highly low, floor space is little, high efficiency, easy care, can launch miniature antenna with broadcast transmitter matched well and the pyramid medium wave that adapt to digital medium wave needs fully.
The utility model antenna solves the problems of the technologies described above the technical scheme that is adopted: this medium wave emission miniature antenna comprises centrifugal disc, the center support tower mast, insulating base, antenna foundation and allotting network, centrifugal disc is installed on the center support tower mast, the center support tower mast is installed on the insulating base, insulating base is installed on the antenna foundation, antenna foundation is fixed on the ground, it is characterized in that being provided with the right circular cone wire netting, following reverse taper wire netting, last right circular cone wire netting, following reverse taper wire netting all is connected with centrifugal disc, following reverse taper wire netting bottom is connected with the allotting network output with metal tube, and the allotting network input is connected with the transmitter output feeder.Last right circular cone wire netting, following reverse taper wire netting, centrifugal disc are the axle center with the center support tower mast and support and form pyramid.
The right circular cone wire netting of going up of the present utility model is provided with 6～32 last metallic cables that are connected with the centrifugal disc outer rim, following reverse taper wire netting is provided with 6～32 following metallic cables that are connected with the centrifugal disc outer rim, centrifugal disc comprises 6～16 master metal skeletons, fix by the rosette stull between per two main framings, 12～18 meters of centrifugal disc diameters, on centrifugal disc top 6～16 metal braces are housed, 6～16 metal hounds are equipped with in the centrifugal disc bottom.
The utility model center support tower mast is provided with horizontal shore and montant, and horizontal shore is made of the triangle or the square of 0.8 meter～2 meters of the length of sides metal tube or angle steel.Center support tower mast of the present utility model is high 26～35 meters.
Between the utility model montant diagonal brace or stull can be set.
The bottom of the utility model center support tower mast is provided with flange, and insulating base top and bottom are provided with ring flange.
Antenna foundation of the present utility model comprises the concrete base, ground well and earth mat three parts, earth mat comprises copper strips, the copper cash that is connected with copper strips, the concrete base is in order to support the entire antenna body, ground well is long * wide * dark=hole of 2 meters * 2 meters * 2 meters, be filled with charcoal in the hole, Nacl, metal fillings, the copper coin of a block length * wide * thick=1.2 meter * 1.5 meters * 0.003 meter is put in the hole end, be welded with the allotment copper belt and the earth mat copper belt of wide * thick=0.2 meter * 0.001 meter on the copper coin, the allotment copper belt bassets and is connected with the ground of allotting network, the earth mat copper belt is connected with the copper strips of earth mat, cheat interior 0.5 meter depths to ground and fill loess, one end of 60～72 long 8～10 meters copper cash is connected with copper strips, the copper cash other end with the concrete base be around the middle mind-set radial be embedded in underground, copper strips, the degree of depth of copper cash is 0.2 meter～0.5 meter.
Allotting network of the present utility model is installed in the allotment room, and network is formed loading and matching network by reactance component.
The utility model pyramid medium wave emission miniature antenna height overall is about 0.05～0.11 of an operation wavelength.The utility model has been compared following advantage with conventional art:
1, highly low: height overall is about 0.05～0.11 of an operation wavelength.
2, in light weight: total weight is about 4 tons.
3, floor space is little: floor space is less than 10 square metres on the ground.
Subsurface (earth mat) takes up an area of 250 square metres.
4, efficient height: it is suitable with traditional 0.25 λ antenna to cover field intensity.
5, easy care.
6, lightning protection effect is good.
7, working stability.
8, the work zone is wide.
9, fund input is few, only is 8～11% of traditional antenna.
10, Installation and Debugging simple and fast.
Description of drawings:
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of the utility model embodiment centrifugal disc.
Fig. 3 is the structural representation of the utility model embodiment earth mat.
Fig. 4 is the structural representation of the utility model embodiment ground well.
Fig. 5 is the structural representation of the utility model embodiment allotting network.
Embodiment:
Form by last right circular cone wire netting 1, following reverse taper wire netting 2, centrifugal disc 3, center support tower mast 4, insulating base 5, antenna foundation 6 and allotting network 7 referring to Fig. 1, Fig. 2 the utility model embodiment medium wave emission miniature antenna.Last right circular cone wire netting 1 comprises 6～32 last metallic cable 1-1 that are connected with centrifugal disc 3 outer rims, and following reverse taper wire netting 2 comprises 6～32 following metallic cable 2-1 that are connected with centrifugal disc 3 outer rims.Centrifugal disc 3 comprises 6～16 master metal skeleton 3-4, between per two main framing 3-4 by rosette stull 3-3 support fixation.12～18 meters of centrifugal disc 3 diameters.On centrifugal disc 3 tops 6～16 metal brace 3-1 are set, 6～16 metal hound 3-2 are equipped with in the bottom.
Center support tower mast 4 is high 22～35 meters, and tower mast comprises that metal tube or angle steel form the triangle of 0.8～2 meter of the length of side or the montant 4-2 of foursquare horizontal shore 4-1 and support level bracing frame 4-1, can be added with diagonal brace and/or stull between the montant 4-2.The top flange dish 5-1 bolted of flange and insulating base 5 is arranged at the bottom of center support tower mast 4.
Referring to Fig. 3, the earth mat 6-2 of present embodiment is by 60～72 long 8～10 meters
The copper strips 6-2-1 of hard copper wire 6-2-2 and binding hard copper wire 6-2-2 forms.Copper strips 6-2-1 is embedded in underground 20 centimetres of depths, and the end of hard copper wire 6-2-2 is connected with copper strips 6-2-1, and the other end (level or oblique following) radially is embedded in 20～50 centimetres of depths under the face of land, and its center is at concrete base 6-1 place.
Referring to Fig. 4, the ground well 6-3 of present embodiment is long * wide * dark=hole of 2 meters * 2 meters * 2 meters, graving piece charcoal, Nacl, metal fillings in the hole, and the copper coin 6-3-3 of a block length * wide * thick=1.2 meter * 1.5 meters * 0.003 meter is put at the end, hole.Respectively be welded with allotment copper belt 6-3-1, the earth mat copper belt 6-3-2 of 1～2 wide * thick=0.2 meter * 0.001 meter on the copper coin 6-3-3.The ground of allotment copper belt 6-3-1 and allotting network 7 is connected, and the copper strips 6-2-1 of earth mat copper belt 6-3-2 and earth mat 6-2 is connected, and loess and compacting are filled in ground well 0.5 depths to ground.
Referring to Fig. 5, the allotting network 7 of present embodiment by reactance component *
1, *
2 Form.Allotting network 7 input A are connected with the transmitter output feeder, and allotting network 7 output B are connected with following metallic cable 2-1 bottom with metal tube.
Claims (4)
1, a kind of medium wave emission miniature antenna, comprise centrifugal disc, the center support tower mast, insulating base, antenna foundation and allotting network, centrifugal disc is installed on the center support tower mast, the center support tower mast is installed on the insulating base, insulating base is installed on the antenna foundation, antenna foundation is fixed on the ground, it is characterized in that: be provided with the right circular cone wire netting, following reverse taper wire netting, last right circular cone wire netting, following reverse taper wire netting all is connected with centrifugal disc, following reverse taper wire netting bottom is connected with the allotting network output with metal tube, and the allotting network input is connected with the transmitter output feeder.
2, medium wave emission miniature antenna according to claim 1, it is characterized in that: go up the right circular cone wire netting and be provided with 6～32 last metallic cables that are connected with the centrifugal disc outer rim, following reverse taper wire netting is provided with 6～32 following metallic cables that are connected with the centrifugal disc outer rim, centrifugal disc comprises 6～16 master metal skeletons, fix by the rosette stull between per two main framings, 12～18 meters of centrifugal disc diameters, on centrifugal disc top 6～16 metal braces are housed, 6～16 metal hounds are equipped with in the centrifugal disc bottom.
3, medium wave emission miniature antenna according to claim 1, it is characterized in that: the center support tower mast is provided with horizontal shore and montant, and horizontal shore is made of the triangle or the square of 0.8 meter～2 meters of the length of sides metal tube or angle steel.
4, medium wave emission miniature antenna according to claim 1, it is characterized in that: antenna foundation comprises the concrete base, ground well and earth mat three parts, earth mat comprises copper strips, the copper cash that is connected with copper strips, the concrete base is in order to support the entire antenna body, ground well is long * wide * dark=hole of 2 meters * 2 meters * 2 meters, be filled with charcoal in the hole, Nacl, metal fillings, the copper coin of a block length * wide * thick=1.2 meter * 1.5 meters * 0.003 meter is put in the hole end, be welded with the allotment copper belt and the earth mat copper belt of wide * thick=0.2 meter * 0.001 meter on the copper coin, the allotment copper belt bassets and is connected with the ground of allotting network, the earth mat copper belt is connected with the copper strips of earth mat, cheat interior 0.5 meter depths to ground and fill loess, one end of 60～72 long 8～10 meters copper cash is connected with copper strips, the copper cash other end with the concrete base be around the middle mind-set radial be embedded in underground, copper strips, the degree of depth of copper cash is 0.2 meter～0.5 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201646853U CN201252153Y (en) | 2008-09-12 | 2008-09-12 | Small medium wave transmitting antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201646853U CN201252153Y (en) | 2008-09-12 | 2008-09-12 | Small medium wave transmitting antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201252153Y true CN201252153Y (en) | 2009-06-03 |
Family
ID=40747825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201646853U Expired - Fee Related CN201252153Y (en) | 2008-09-12 | 2008-09-12 | Small medium wave transmitting antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201252153Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980334A (en) * | 2019-03-12 | 2019-07-05 | 广东司南通信科技有限公司 | A kind of broadband dual polarized antenna |
-
2008
- 2008-09-12 CN CNU2008201646853U patent/CN201252153Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980334A (en) * | 2019-03-12 | 2019-07-05 | 广东司南通信科技有限公司 | A kind of broadband dual polarized antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090603 Termination date: 20120912 |