CN202444059U - Radio wave receiving antenna, receiving device and perspective system - Google Patents
Radio wave receiving antenna, receiving device and perspective system Download PDFInfo
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- CN202444059U CN202444059U CN2012200554282U CN201220055428U CN202444059U CN 202444059 U CN202444059 U CN 202444059U CN 2012200554282 U CN2012200554282 U CN 2012200554282U CN 201220055428 U CN201220055428 U CN 201220055428U CN 202444059 U CN202444059 U CN 202444059U
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Abstract
The utility model provides a radio wave receiving antenna, a receiving device and a perspective system. The receiving antenna comprises a plurality of signal receiving ends which are used for being connected with a receiver, each signal receiving end is arranged on different directions for receiving radio wave signals from different directions and transforming the radio wave signals into electrical signals, and transmitting the electrical signals to the receiver. The signal receiving ends in the receiving antenna are arranged on different directions for receiving the radio wave signals from different directions and transforming the radio wave signals into the electrical signals, so that the receiving capacity of the receiving antenna to radio waves can be improved.
Description
Technical field
The utility model relates to the antenna structure technology, relates in particular to a kind of radio wave reception antenna, receiving system and fluoroscopy system.
Background technology
In coal mining, the stope of colliery downhole equipment comprehensive mechanization equipment is called fully-mechanized mining working.The geologic(al) factor that has the safe and efficient production of many influences in the fully-mechanized mining working exploitation process comprises mainly that the tunnel discloses tomography, karst collapse col umn, is rich in the pool, top board collapses and the goaf of water-enriched, coal seam occurrence change band, Coal Seam Thickness Change and coal seam and destroy geologic anomaly districts such as soft layering band.
For guaranteeing safe stoping operation, before stoping operation, must carry out physical prospecting and survey fully-mechanized mining working, investigate thoroughly fully-mechanized mining working internal structure and off-note thereof.
At present; The in-built method for surveying of fully-mechanized mining working is mainly comprised seismic wave detection method and radio wave perspective method two big classes; Wherein the radio wave perspective method is as a kind of contactless detection method; Cause has advantages such as execute-in-place is simple, and resolution capability is strong, in the fully-mechanized mining working structure is detected, is used widely.
Radio wave is that a kind of wavelength is 3000 meters～0.3 millimeter a electromagnetic wave; Fully-mechanized mining working can be used as the propagation medium of radio wave; When radio wave is propagated in the working face coal seam; When run into tomography, karst collapse col umn, be rich in the pool, top board collapses and the goaf of water-enriched, coal seam occurrence when changing band, Coal Seam Thickness Change and coal seam and destroying geologic anomaly district such as soft layering band; Different because of propagation medium, can reflect, reflection, diffraction, scattering and absorption etc., the energy of radio wave will obviously weaken.
Radio wave penetration system just is based on above-mentioned principle, mainly comprises transmitter, receiver, transmitting antenna and reception antenna, data analysis device etc.Transmitting antenna links to each other with transmitter, and reception antenna links to each other with receiver, through data wire receiver is linked to each other with data analysis device.
When needs are had an X-rayed detection to working face; At first in the tunnel of this working face one side, arrange a plurality of launch points; In the tunnel of this working face opposite side, arrange a plurality of acceptance points, with one of them launch point and an acceptance point respectively as initial transmissions point and initial receiving point.At first, transmitter is placed this initial transmissions point place, receiver places the initial receiving point place, and, with the direction setting of the wire frame of transmitting antenna and reception antenna with the vertical working trend.
Start transmitter and receiver; Place the transmitter of initial transmissions point will produce the radio wave of certain frequency and pass through transmission antennas transmit; Radio wave is propagated in working face; Pass radio wave signal behind the working face and will be received antenna and receive and be converted into the signal of telecommunication and send receiver to, receiver carries out the signal of telecommunication that receives exporting to data analysis device after the processing such as amplification filtering.
Secondly, transmitter is fixing within a certain period of time, the different acceptance points in mobile receiver to the acceptance point section; Transmitter is launched the single-frequency radio wave continuously; Receiver receives the radio wave signal that passes working face in different acceptance point pointwises, then, and mobile transmitter to next launch point; Mobile receiver to different received point in next acceptance point section all sends data analysis device to after the signal of telecommunication that receiver will receive is at every turn handled.
The radio wave of each launch point emission has certain coverage, with the working face that passes within this coverage.In the tunnel, arrange a plurality of launch points; The radio wave of a plurality of launch point emissions passes each zone of working face; And then; Through data analysis device according to the signal of telecommunication that obtains to the analyzing of each zone, can obtain the in-built relevant parameter of entire working surface, for the mine safety operation provides foundation.
This radio wave penetration system, reception antenna are arranged at a certain direction, can only receive radio wave from direction, and the radio wave that receives is converted into the signal of telecommunication, this reception antenna to the receiving ability of radio wave a little less than.
The utility model content
First aspect of the utility model provides a kind of radio wave reception antenna, to receive the radio wave signal of a plurality of directions, improves the receiving ability to radio wave.
This radio wave reception antenna comprises:
A plurality of signal receiving ends, each said signal receiving end is used for linking to each other with receiver, and each said signal receiving end is positioned at different directions to receive radio wave signal respectively from different directions and to convert the signal of telecommunication to, to send receiver to.
Aforesaid radio wave reception antenna, wherein,
Each said signal receiving end is the round sealed wire frame, and processes for anti-interference multicore copper core cable;
The diameter of each said round sealed wire frame is identical, has the identical center of circle, and each said round sealed wire frame is rotationally connected.
Aforesaid radio wave reception antenna, wherein,
The wire range of each said cable is 0.3mm-0.6mm, and per hundred meters Standard resistance range of each said cable is 1 Ω-4 Ω.
Another aspect of the utility model provides a kind of radio wave receiving system; Comprise: the reception antenna that receiver and the utility model provide; Said receiver comprises a plurality of signal receive paths; Wherein, the corresponding connection of each signal receiving end of said each signal receive path and said reception antenna is carried out amplification filtering with the signal of telecommunication that respectively each signal receiving end in the reception antenna is transmitted and is handled to send data analysis device to.
Another aspect of the utility model provides a kind of radio wave fluoroscopy system; Comprise: comprise transmitter and data analysis device; Said transmitter is provided with transmitting antenna; The radio wave transmission that said transmitter generates is gone out through said transmitting antenna, also comprise the receiving system that the utility model provides, each signal receive path of receiver links to each other with said data analysis device respectively in the said receiving system.
The reception antenna that the utility model provides; Each signal receiving end is positioned at different directions; To accept radio wave signal through each signal receiving end from different directions and to convert the signal of telecommunication to; To accept the radio wave signal of different directions component, can improve the receiving ability of this reception antenna to radio wave.
Description of drawings
The structural representation of the radio wave reception antenna that Fig. 1 is provided for the utility model embodiment;
The structural representation of signal receiving end in the radio wave reception antenna that Fig. 2 is provided for another embodiment of the utility model;
The structural representation of the radio wave receiving system that Fig. 3 is provided for the utility model embodiment;
The structural representation that Fig. 4 surveys the mine fully-mechanized mining working for the radio wave fluoroscopy system that adopts the utility model embodiment to provide;
The partial structurtes sketch map that the radio wave fluoroscopy system that employing the utility model embodiment that Fig. 5 provides for another embodiment provides is surveyed the mine fully-mechanized mining working;
The flow chart of the method that Fig. 6 surveys the mine fully-mechanized mining working for the radio wave fluoroscopy system that adopts the utility model embodiment and provide.
Embodiment
The structural representation of the radio wave reception antenna that Fig. 1 is provided for the utility model embodiment; This reception antenna comprises a plurality of signal receiving ends 1; Each signal receiving end 1 is used for linking to each other with receiver 2; Each signal receiving end 1 is positioned at different directions with the different directions radio wave signal that receives respectively and convert the signal of telecommunication to, to send receiver 2 to.
This reception antenna comprises a plurality of signal receiving ends; Signal receiving end is for being made up of the structure of definite shape plain conductor, metal covering or other dielectric materials, the signal of telecommunication that signal receiving end can be converted into voltage or current signal form with radio wave signal is to send receiver to.
Each signal receiving end of the reception antenna of present embodiment is positioned at different directions, for example, and can be with the plane at the place of a signal receiving end wherein along placing, to receive radio wave signal from this direction perpendicular to the ground direction; The plane and the horizontal plane direction at another signal receiving end place are placed at an angle; To receive radio wave signal from this direction; By that analogy, each signal receiving end is placed different directions, to receive radio wave signal through each signal receiving end from different directions and to convert the signal of telecommunication to.The radio wave signal of different directions component can be received through each signal receiving end, therefore, the receiving ability of this reception antenna can be improved radio wave.This reception antenna can be applicable in the multiple receiving system, as the reception antenna in the receiving system, to accept radio wave signal from a plurality of directions and to send the receiver the receiving system to, strengthens the receiving ability of receiving system to radio wave.
The structural representation of signal receiving end in the radio wave reception antenna that Fig. 2 is provided for another embodiment of the utility model; As shown in Figure 2; On the basis of the foregoing description, further, in this reception antenna; Each signal receiving end 1 is the round sealed wire frame, and processes for anti-interference multicore copper core cable; The diameter of each round sealed wire frame is identical, has the identical center of circle, and each round sealed wire frame is rotationally connected.
And the wire range of each cable can be 0.3mm-0.6mm, and per hundred meters Standard resistance range of each cable can be 1 Ω-4 Ω.
In the present embodiment, each signal receiving end is the round sealed wire frame structure, can link to each other two diameter end points of each round sealed wire frame are coaxial through mode such as hinged, as to be spirally connected; To realize the connection that relatively rotates of each round sealed wire frame; Through rotating wire frame wire frame is on the corresponding direction, certainly, the structure of just having described shown in Figure 2 with three wire frames; The quantity of wire frame can be set as required, be not limited to shown in the present embodiment.
Certainly, present embodiment only provides a kind of signal receiving end of version, and signal receiving end also can adopt other version, is not limited to shown in the present embodiment.
The structural representation of the radio wave receiving system that Fig. 3 is provided for the utility model embodiment; As shown in Figure 3; This receiving system comprises the reception antenna that receiver 2 and the utility model embodiment provide, and receiver 2 comprises a plurality of signal receive paths 201, wherein; Each signal receiving end 1 corresponding connection of each signal receive path 201 and reception antenna is carried out amplification filtering with the signal of telecommunication that respectively each signal receiving end 1 in the reception antenna is transmitted and is handled to send data analysis device 3 to.
This radio wave receiving system comprises the reception antenna that the utility model embodiment provides; Each signal receiving end in this reception antenna can receive radio wave signal and convert the signal of telecommunication to from variant direction respectively; Send each the signal receive path in the receiver then to, after each signal receive path receives each signal of telecommunication of each signal receiving end transmission, can carry out amplification filtering to the signal of telecommunication and handle; With harmonic wave in the filtered electrical signal and noise; Obtain the high-quality signal of telecommunication, and, can send each signal of telecommunication after treatment to data analysis device; The signal of telecommunication being carried out analyzing and processing through data analysis device, and then the data message that can obtain being correlated with according to this signal of telecommunication.
The utility model embodiment also provides a kind of radio wave fluoroscopy system; Comprise transmitter and data analysis device; Transmitter is provided with transmitting antenna; The radio wave transmission that transmitter generates is gone out through transmitting antenna, also comprise the receiving system that the utility model embodiment provides, each signal receive path of receiver links to each other with data analysis device respectively in the receiving system.
This radio wave fluoroscopy system can be used for surveying the internal structure of geological structure layer, is the operation principle of this fluoroscopy system of example explanation to utilize this fluoroscopy system that the internal structure of mine fully-mechanized mining working is surveyed below.
The structural representation that Fig. 4 surveys the mine fully-mechanized mining working for the radio wave fluoroscopy system that adopts the utility model embodiment to provide, as shown in Figure 4, when fully-mechanized mining working 20 is surveyed; At first in the tunnel 21 of these fully-mechanized mining working 20 1 sides, arrange a plurality of launch points 23, in the tunnel 22 of these fully-mechanized mining working 20 opposite sides, arrange a plurality of acceptance points 24, the tunnel 21 of layout launch point 23 shown in Figure 4 is an air way; The tunnel 22 of arranging acceptance point 24 is the machine lane; And air way and machine lane are communicated with through cutting eye 25, certainly; Fully-mechanized mining working also can be other version, is not limited to shown in the diagram.
One of them launch point 23 and an acceptance point 24 respectively as initial transmissions point and initial receiving point, at first, are placed this initial transmissions point place with transmitter, and receiver places the initial receiving point place, and data analysis device can place the Ground Control chamber.
Start transmitter 26 and receiving system 27, place the transmitter 26 of initial transmissions point will produce the radio wave of certain frequency and go out, after radio wave passes fully-mechanized mining working 20 through transmission antennas transmit; Each signal receiving end of receiving system 27 reception antennas through placing opposite side tunnel 22 receives and converts to the signal of telecommunication from different directions, sending receiver to, after each the signal receive path in the receiver receives the signal of telecommunication that each signal receiving end transmits; Can carry out amplification filtering to each signal of telecommunication handles; With harmonic wave in the filtered electrical signal and noise, obtain the high-quality signal of telecommunication, and send data analysis device to.
Then; Transportable transmitter 26 and extremely next respectively launch point 23 of receiving system 27 and acceptance point 24; Transmitter 26 pointwise emitting radio wave; Receiving system 27 pointwises receive the radio wave that passes fully-mechanized mining working 20, and are perhaps, as shown in Figure 4; Transmitter 26 is fixed on a certain launch point 23 within a certain period of time; (single emission receiver section just) moves receiving system 27 to different acceptance points 24 within the specific limits, and the reception antenna pointwise receives and passes the radio wave signal of fully-mechanized mining working 20 and convert the signal of telecommunication in the receiving system 27, through each signal receive path each signal of telecommunication that at every turn receives carried out exporting to data analysis device after amplification filtering is handled.
And the position in above-mentioned transmitter and tunnel, receiving system place can be replaced mutually, can at first adopt above-mentioned method transmitter 26 to be placed on each the launch point place that arranges in the tunnel 21 of a side; Receiving system 27 is placed on each the acceptance point place that arranges in the opposite side tunnel 22; Receive each signal of telecommunication with after accomplishing a signals collecting of taking turns, through data analysis device with the location swap of transmitter 26 and receiving system 27, at this moment; In a side tunnel 21, arrange acceptance point; In opposite side tunnel 22, arrange launch point, transmitter is placed the launch point place in the opposite side tunnel 22, receiving system places the acceptance point place in the side tunnel 21; Adopt above-mentioned method to accomplish another signals collecting of taking turns through data analysis device once more, the signal of collection can intersect the covering fully-mechanized mining working like this.
Data analysis device transforms each signal of telecommunication that generates through the radio wave signal that these are received from different directions and analyzes; Can obtain the absorption coefficient of different techonospheres in the fully-mechanized mining working; And then obtain the internal structure of fully-mechanized mining working, if there is the geologic anomaly body in the fully-mechanized mining working, will form perspective shadow at respective regions; Therefore, the mining operations that can be mine safety provides relevant technical data.
In this radio wave fluoroscopy system; Because reception antenna can receive the radio wave signal that passes behind the fully-mechanized mining working from different directions; To obtain the radio wave signal of different directions component; Can be data analysis device more comprehensively signal is provided, data analysis device obtains the accurate more in-built correlation technique parameter of working face according to the radio wave signal of this different directions component, and the internal structure of comparatively complicated fully-mechanized mining working is judged; Can improve in-built resolution capability, for mine safety production provides otherwise effective technique data more to fully-mechanized mining working.
The partial structurtes sketch map that the radio wave fluoroscopy system that employing the utility model embodiment that Fig. 5 provides for another embodiment provides is surveyed the mine fully-mechanized mining working; Need to prove; When adopting this fluoroscopy system that the mine fully-mechanized mining working is surveyed, as shown in Figure 5, the signal receiving end of reception antenna can be set to three in the receiver apparatus; Each signal receiving end is along the different directions setting; For example: one of them signal receiving end 101 direction is moved towards direction vertical (X-direction in the diagram just) with the tunnel 22 of arranging acceptance point 24, and a signal receiving end 102 moves towards direction with the tunnel 22 of arranging acceptance point 24 and becomes certain included angle (Y direction in the diagram just), for example 60 ° or other angles; A signal receiving end 103 moves towards direction with the tunnel 22 of arranging acceptance point 24 and becomes another angle (Z-direction in the diagram just); For example 120 ° or other angles, the signal receiving end through these three directions receives radio wave signals from these three different directions and gets final product, to obtain the radio wave signal of these three durection components; The signal receive path of respective receiver 2 also is set to three and gets final product; Like this, can alleviate the operand of data analysis device, improve the speed of analyzing signal analysis.
The flow chart of the method that Fig. 6 surveys the mine fully-mechanized mining working for the radio wave fluoroscopy system that adopts the utility model embodiment and provide, as shown in Figure 6, this detection method may further comprise the steps:
Each signal receive path receives each said signal of telecommunication respectively in step 402, the receiver, and each said signal of telecommunication that will receive carries out the amplification filtering processing to send data analysis device to.
The practical implementation method that this detection method is surveyed the mine fully-mechanized mining working for the radio wave fluoroscopy system that adopts the utility model embodiment to provide; This method can surveying fully-mechanized mining working; To obtain the internal structure of working face; It realizes principle and technique effect, with the radio wave system class seemingly, repeat no more here.
What should explain at last is: above each embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (5)
1. a radio wave reception antenna is characterized in that, comprising:
A plurality of signal receiving ends, each said signal receiving end is used for linking to each other with receiver, and each said signal receiving end is positioned at different directions to accept radio wave signal respectively from different directions and to convert the signal of telecommunication to, to send receiver to.
2. radio wave reception antenna according to claim 1 is characterized in that:
Each said signal receiving end is the round sealed wire frame, and processes for anti-interference multicore copper core cable;
The diameter of each said round sealed wire frame is identical, has the identical center of circle, and each said round sealed wire frame is rotationally connected.
3. radio wave reception antenna according to claim 2 is characterized in that:
The wire range of each said cable is 0.3mm-0.6mm, and per hundred meters Standard resistance range of each said cable is 1 Ω-4 Ω.
4. a radio wave receiving system is characterized in that, comprising:
The arbitrary described reception antenna of receiver and claim 1-3; Said receiver comprises a plurality of signal receive paths; Wherein, The corresponding connection of each signal receiving end of said each signal receive path and said reception antenna is carried out amplification filtering with the signal of telecommunication that respectively each signal receiving end in the reception antenna is transmitted and is handled to send data analysis device to.
5. radio wave fluoroscopy system; Comprise transmitter and data analysis device; Said transmitter is provided with transmitting antenna, through said transmitting antenna the radio wave transmission that said transmitter generates is gone out, it is characterized in that; Also comprise the described receiving system of claim 4, each signal receive path of receiver links to each other with said data analysis device respectively in the said receiving system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200554282U CN202444059U (en) | 2012-02-20 | 2012-02-20 | Radio wave receiving antenna, receiving device and perspective system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200554282U CN202444059U (en) | 2012-02-20 | 2012-02-20 | Radio wave receiving antenna, receiving device and perspective system |
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| CN202444059U true CN202444059U (en) | 2012-09-19 |
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| CN2012200554282U Expired - Fee Related CN202444059U (en) | 2012-02-20 | 2012-02-20 | Radio wave receiving antenna, receiving device and perspective system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944902A (en) * | 2012-10-23 | 2013-02-27 | 蒋国军 | Radio wave tunnel scenograph |
| CN103259101A (en) * | 2012-02-20 | 2013-08-21 | 淮南矿业(集团)有限责任公司 | Radio wave receiving antenna, receiving device, perspective system and detecting method |
-
2012
- 2012-02-20 CN CN2012200554282U patent/CN202444059U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259101A (en) * | 2012-02-20 | 2013-08-21 | 淮南矿业(集团)有限责任公司 | Radio wave receiving antenna, receiving device, perspective system and detecting method |
| CN103259101B (en) * | 2012-02-20 | 2015-06-03 | 淮南矿业(集团)有限责任公司 | Radio wave receiving antenna, receiving device, perspective system and detecting method |
| CN102944902A (en) * | 2012-10-23 | 2013-02-27 | 蒋国军 | Radio wave tunnel scenograph |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ViewSonic energy (Fukang) Coal Industry Co Ltd Assignor: National Engineering Research Center for Gas Controlling of Pingan Mine Contract record no.: 2013990000576 Denomination of utility model: Radio wave receiving antenna, receiving device and perspective system Granted publication date: 20120919 License type: Common License Record date: 20130911 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20180220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |