CN202651358U - Satellite signal receiving antenna with improved structure - Google Patents
Satellite signal receiving antenna with improved structure Download PDFInfo
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- CN202651358U CN202651358U CN 201220323573 CN201220323573U CN202651358U CN 202651358 U CN202651358 U CN 202651358U CN 201220323573 CN201220323573 CN 201220323573 CN 201220323573 U CN201220323573 U CN 201220323573U CN 202651358 U CN202651358 U CN 202651358U
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- waveguide
- reflection plate
- motor
- signal receiving
- receiving antenna
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Abstract
The utility model provides a satellite signal receiving antenna with an improve structure, belonging to the technical field of microwave communication, which resolves the technical problem that the prior satellite signal receiving antenna needs manual operation to adjust received signals, thereby being complicated and troublesome. The satellite receiving antenna comprises a main reflection plate, a waveguide tube and a high frequency head, wherein the waveguide tube passes through the main reflection plate, the waveguide tube circumferentially rotates relative to the main reflection plate, the waveguide tube and the main reflection plate are axially fixed, one end of the waveguide tube is connected with the high frequency head, the waveguide tube is provided with a rotation mechanism, the rotation mechanism comprises a motor, the motor is connected with a circuit board which can control the motor to start or shut, and the circuit board is provided with an input port connected with a television receiver. The satellite signal receiving antenna employs the circuit board to control the motor, in order to realize the rotation of the high frequency head, without powering off the power supply of the satellite antenna and without manual operation, thereby increasing safety performance, and simultaneously, the motor completes the angle adjustment of the high frequency head for a few minutes, thereby greatly saving time.
Description
Technical field
The utility model belongs to the short-wave communication tedhnology field, relates to a kind of satellite signal receiving antenna, particularly a kind of structure improved satellite signal receiving antenna.
Background technology
Because boats and ships, vehicle, aircraft etc. all are mobile objects, solve the problem that televiews at these mobile objects, used cable TV and the ground base station signal of family do not reach requirement at present, need to one cover satellite television receiving system be installed at these mobile objects, satellite signal receiving antenna is the important component part of satellite television receiving system, satellite signal receiving antenna can automatically lock a satellite, makes the TV function play clearly television image.
At present, existing satellite signal receiving antenna is applied on December 29th, 2009 such as the applicant: a kind of satellite signal receiving antenna (patent No.: 200920319013.X), comprise principal reflection plate, secondary reflecting plate and tuner, described secondary reflecting plate is fixed on the front end of principal reflection plate, described tuner is fixed on the rear end of principal reflection plate, be provided with waveguide between described secondary reflecting plate and the tuner, described waveguide one end is fixed on the principal reflection plate, and be connected with tuner, the other end links to each other with above-mentioned secondary reflecting plate.
The cardinal principle of this patent is such: penetrate the signal that comes from satellite and be mapped on the principal reflection plate, through the reflection of principal reflection plate, entered in the waveguide by secondary reflecting plate secondary reflection again, and then enter into tuner, satellite-signal transfers intermediate-freuqncy signal to through filtering, the frequency reducing of tuner, intermediate-freuqncy signal is connected to TV by decoder again and gets on, and is transformed into television image.So just can solve the problem that on mobile object, can't play TV; For receiving satellite signal accurately, the signal of removing alternate manner disturbs, tuner in this patent is fixed on the principal reflection plate by waveguide, such tuner can only receive the satellite-signal of horizontal polarization mode, maybe can only receive the satellite-signal of perpendicular polarization mode, if receive the signal of another polarization mode, can only manually adjust the tuner angle.Because the satellite signal receiving antenna of this patent disclosure is the Automatic-searching satellite direction, and stable receiving satellite signal, all is applied on the mobile object.The operation of manually adjusting the tuner angle is extremely inconvenient, and the operating time is long; The speed of mobile object operates dangerous; To close the power supply of satellite antenna during operation.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of structure improved satellite signal receiving antenna, and this satellite signal receiving antenna has the advantages that automatically to adjust the tuner angle.
The purpose of this utility model can realize by following technical proposal: a kind of structure improved satellite signal receiving antenna, comprise the principal reflection plate, waveguide and tuner, it is characterized in that, described waveguide passes described principal reflection plate, and described waveguide and principal reflection plate circumferentially rotate and axial restraint, one end of described waveguide links to each other with tuner, described waveguide is provided with and can drives the rotating mechanism that waveguide rotates, described rotating mechanism comprises motor, described motor can be controlled its unlatching with one or the circuit board of cutting out links to each other, and described circuit board has the input port that can link to each other with television receiver.
This structure improved satellite signal receiving antenna also comprises dust cover and secondary reflecting plate, and described dust cover is fixed on the other end of waveguide, and described secondary expelling plate is fixed in the dust cover, and secondary reflecting plate has and is parabolic subreflector; The input port of circuit board is linked to each other with television receiver by circuit.The operation principle of this structure improved satellite signal receiving antenna is such: penetrate the signal that comes from satellite and be mapped on the principal reflection plate, through the reflection of principal reflection plate, signal penetrates dust cover, and the reflecting surface secondary reflection by secondary reflecting plate enters in the waveguide again, and then enters into tuner.Because the signal behind the process secondary reflection is to be in the airtight space of waveguide and dust cover composition, therefore satellite-signal is not easy by external interference, therefore, tuner can obtain more stable satellite-signal, and the television image that is come by this signal transition also can be more clear.When needs are adjusted the tuner angle, the operation television receiver, television receiver is to signal of circuit board, circuit board passes to motor with signal again, motor is started working, and the driven by motor waveguide rotates, and waveguide drives tuner again and rotates, thereby realize automatically adjusting the angle of tuner, tuner just can receive the signal of another polarization mode like this.
In the adjusting device of above-mentioned satellite signal receiving antenna, described rotating mechanism also comprises driven wheel, described driven wheel is sheathed and be fixed on outside the described waveguide, above-mentioned motor is fixed on the above-mentioned principal reflection plate, links to each other by a drive mechanism between the output shaft of described motor and the driven wheel.Motor is started working, and the output shaft of motor begins to rotate, and the output shaft of motor drives driven wheel by drive mechanism again and rotates, and driven wheel drives waveguide again and rotates.
In the adjusting device of above-mentioned satellite signal receiving antenna, described drive mechanism comprises driving gear and Timing Belt, and described driving gear is fixed on the output shaft of motor, and described Timing Belt is arranged between driving gear and the driven wheel.The output shaft rotation of motor drives driving gear and rotates, and driving gear drives driven wheel by Timing Belt again and rotates.
In the adjusting device of above-mentioned satellite signal receiving antenna, be fixed with when waveguide rotates 90 ° the travel switch that can lean with described tuner on the described principal reflection plate, described travel switch links to each other with above-mentioned circuit board.After tuner and travel switch leant, travel switch passed to circuit board with signal, and circuit board passes to motor with signal again, thus disable motor.
In the adjusting device of above-mentioned satellite signal receiving antenna, offer installing hole on the described principal reflection plate, described waveguide passes described installing hole, be fixed with bearing pedestal on the described principal reflection plate, be provided with bearing in the described bearing pedestal, the inner ring of described bearing is corresponding with described installing hole, and described waveguide passes the inner ring of bearing, and described waveguide is fixed on the inner ring of bearing.Waveguide is circumferentially rotated and be axially fixed on the principal reflection plate by bearing.
In the adjusting device of above-mentioned satellite signal receiving antenna, described waveguide is fixed on the inner ring of bearing by friction tight mode.
In the adjusting device of above-mentioned satellite signal receiving antenna, be fixed with installation base plate on the described principal reflection plate, above-mentioned motor, travel switch and circuit board all are fixed on the installation base plate.
Compared with prior art, the utility model is controlled the rotation that motor is realized tuner by circuit board, need not close the satellite antenna power supply, need not manual operation, improve security performance, simultaneously, motor only needs several seconds just can finish the angle of adjusting tuner, saves a large amount of time.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is rearview of the present utility model.
Among the figure, 1, the principal reflection plate; 2, waveguide; 3, tuner; 4, dust cover; 5, secondary reflecting plate; 6, motor; 7, driven wheel; 8, driving gear; 9, Timing Belt; 10, installation base plate; 11, travel switch; 12, circuit board; 13, bearing pedestal; 14, bearing.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, a kind of structure improved satellite signal receiving antenna comprises principal reflection plate 1, waveguide 2, tuner 3, dust cover 4 and secondary reflecting plate 5.Waveguide 2 passes described principal reflection plate 1, waveguide 2 circumferentially rotates and axial restraint with principal reflection plate 1, one end of waveguide 2 links to each other with tuner 3, dust cover 4 is fixed on the other end of waveguide 2, secondary expelling plate is fixed in the dust cover 4, and secondary reflecting plate 5 has and is parabolic subreflector.
As depicted in figs. 1 and 2, be provided with the rotating mechanism that can drive waveguide 2 rotations at waveguide 2, particularly, rotating mechanism comprises motor 6 and driven wheel 7, motor 6 can be controlled its unlatching with one or the circuit board 12 of cutting out links to each other, circuit board 12 has the input port that can link to each other with television receiver, input port with circuit board 12 links to each other with television receiver by circuit in use, driven wheel 7 is sheathed and be fixed on outside the described waveguide 2, motor 6 is fixed on the above-mentioned principal reflection plate 1, links to each other by a drive mechanism between the output shaft of described motor 6 and the driven wheel 7.Drive mechanism comprises driving gear 8 and Timing Belt 9, and described driving gear 8 is fixed on the output shaft of motor 6, and described Timing Belt 9 is arranged between driving gear 8 and the driven wheel 7.Be fixed with when waveguide 2 rotates 90 ° the travel switch 11 that can lean with described tuner 3 at principal reflection plate 1, described travel switch 11 links to each other with above-mentioned circuit board 12, in the present embodiment, be fixed with installation base plate 10 at principal reflection plate 1, motor 6, travel switch 11 and circuit board 12 all are fixed on the installation base plate 10.
Offer installing hole at principal reflection plate 1, waveguide 2 passes described installing hole, be fixed with bearing pedestal 13 on the principal reflection plate 1, be provided with bearing 14 in the bearing pedestal 13, the inner ring of bearing 14 is corresponding with described installing hole, and waveguide 2 passes the inner ring of bearing 14, and described waveguide 2 is fixed on the inner ring of bearing 14, concrete, waveguide 2 is fixed on the inner ring of bearing 14 by friction tight mode.
The operation principle of this structure improved satellite signal receiving antenna is such: penetrate the signal that comes from satellite and be mapped on the principal reflection plate 1, through 1 reflection of principal reflection plate, signal penetrates dust cover 4, subreflector secondary reflection by secondary reflecting plate 5 enters in the waveguide 2 again, and then enters into tuner 3.Because the signal behind the process secondary reflection is to be in the airtight space of waveguide 2 and dust cover 4 compositions, therefore satellite-signal is not easy by external interference, therefore, tuner 3 can obtain more stable satellite-signal, and the television image that is come by this signal transition also can be more clear.When needs are adjusted tuner 3 angle, the operation television receiver, television receiver is to 12 1 signals of circuit board, and circuit board 12 passes to signal motor 6 again, and motor 6 is started working, the output shaft of motor 6 begins to rotate, the output shaft rotation of motor 6 drives driving gear 8 and rotates, and driving gear 8 drives driven wheel 7 by Timing Belt 9 again and rotates, and driven wheel 7 drives waveguide 2 again and rotates, waveguide 2 drives tuner 3 again and rotates, thereby realizes automatically adjusting the angle of tuner 3.After tuner 3 and travel switch 11 leant, travel switch 11 passed to circuit board 12 with signal, and circuit board 12 passes to signal motor 6 again, thus disable motor 6; Tuner 3 just can receive the signal of another polarization mode like this.Concrete adjustment example for example, rotating counterclockwise as inceptive direction in Fig. 2, when tuner 3 is run into travel switch 11, this moment, tuner 3 was in horizontal polarization state, if adjust to perpendicular polarization, as long as by motor 6 work tuner 3 is turned clockwise 90 °, just can reach requirement.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used 1, the principal reflection plate; 2, waveguide; 3, tuner; 4, dust cover; 5, secondary reflecting plate; 6, motor; 7, driven wheel; 8, driving gear; 9, Timing Belt; 10, installation base plate; 11, travel switch; 12, circuit board; 13, bearing pedestal; 14, the term such as bearing, but do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1. structure improved satellite signal receiving antenna, comprise principal reflection plate (1), waveguide (2) and tuner (3), it is characterized in that, described waveguide (2) passes described principal reflection plate (1), and described waveguide (2) circumferentially rotates and axial restraint with principal reflection plate (1), one end of described waveguide (2) links to each other with tuner (3), described waveguide (2) is provided with and can drives the rotating mechanism that waveguide (2) rotates, described rotating mechanism comprises motor (6), described motor (6) can be controlled its unlatching with one or the circuit board (12) of cutting out links to each other, and described circuit board (12) has the input port that can link to each other with television receiver.
2. structure improved satellite signal receiving antenna according to claim 1, it is characterized in that, described rotating mechanism also comprises driven wheel (7), described driven wheel (7) is sheathed and be fixed on outside the described waveguide (2), above-mentioned motor (6) is fixed on the above-mentioned principal reflection plate (1), links to each other by a drive mechanism between the output shaft of described motor (6) and the driven wheel (7).
3. structure improved satellite signal receiving antenna according to claim 2, it is characterized in that, described drive mechanism comprises driving gear (8) and Timing Belt (9), described driving gear (8) is fixed on the output shaft of motor (6), and described Timing Belt (9) is arranged between driving gear (8) and the driven wheel (7).
4. according to claim 1 and 2 or 3 described structure improved satellite signal receiving antennas, it is characterized in that, be fixed with when waveguide (2) rotates 90 ° the travel switch (11) that can lean with described tuner (3) on the described principal reflection plate (1), described travel switch (11) links to each other with above-mentioned circuit board (12).
5. according to claim 1 and 2 or 3 described structure improved satellite signal receiving antennas, it is characterized in that, offer installing hole on the described principal reflection plate (1), described waveguide (2) passes described installing hole, be fixed with bearing pedestal (13) on the described principal reflection plate (1), be provided with bearing (14) in the described bearing pedestal (13), the inner ring of described bearing (14) is corresponding with described installing hole, described waveguide (2) passes the inner ring of bearing (14), and described waveguide (2) is fixed on the inner ring of bearing (14).
6. structure improved satellite signal receiving antenna according to claim 5 is characterized in that, described waveguide (2) is fixed on the inner ring of bearing (14) by friction tight mode.
7. structure improved satellite signal receiving antenna according to claim 4, it is characterized in that, be fixed with installation base plate (10) on the described principal reflection plate (1), above-mentioned motor (6), travel switch (11) and circuit board (12) all are fixed on the installation base plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220323573 CN202651358U (en) | 2012-07-04 | 2012-07-04 | Satellite signal receiving antenna with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220323573 CN202651358U (en) | 2012-07-04 | 2012-07-04 | Satellite signal receiving antenna with improved structure |
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| Publication Number | Publication Date |
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| CN202651358U true CN202651358U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220323573 Expired - Lifetime CN202651358U (en) | 2012-07-04 | 2012-07-04 | Satellite signal receiving antenna with improved structure |
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| CN (1) | CN202651358U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393411A (en) * | 2014-11-11 | 2015-03-04 | 深圳市华信天线技术有限公司 | Satellite antenna and control method thereof |
| CN105161827A (en) * | 2015-08-20 | 2015-12-16 | 南京中网卫星通信股份有限公司 | Low-profile and high-performance ring-focus satellite communication antenna |
| CN109193138A (en) * | 2018-11-01 | 2019-01-11 | 中国电子科技集团公司第五十四研究所 | A kind of satellite-borne data transmission antenna |
| CN110220413A (en) * | 2019-05-30 | 2019-09-10 | 四川航天燎原科技有限公司 | A kind of waveguide trumpet pole is to angle regulating device |
-
2012
- 2012-07-04 CN CN 201220323573 patent/CN202651358U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393411A (en) * | 2014-11-11 | 2015-03-04 | 深圳市华信天线技术有限公司 | Satellite antenna and control method thereof |
| CN105161827A (en) * | 2015-08-20 | 2015-12-16 | 南京中网卫星通信股份有限公司 | Low-profile and high-performance ring-focus satellite communication antenna |
| CN109193138A (en) * | 2018-11-01 | 2019-01-11 | 中国电子科技集团公司第五十四研究所 | A kind of satellite-borne data transmission antenna |
| CN110220413A (en) * | 2019-05-30 | 2019-09-10 | 四川航天燎原科技有限公司 | A kind of waveguide trumpet pole is to angle regulating device |
| CN110220413B (en) * | 2019-05-30 | 2022-01-04 | 四川航天燎原科技有限公司 | Polar angle adjusting device of waveguide horn |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |