CN203760663U - Satellite antenna pitch angle control device - Google Patents
Satellite antenna pitch angle control device Download PDFInfo
- Publication number
- CN203760663U CN203760663U CN201420184628.7U CN201420184628U CN203760663U CN 203760663 U CN203760663 U CN 203760663U CN 201420184628 U CN201420184628 U CN 201420184628U CN 203760663 U CN203760663 U CN 203760663U
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- Prior art keywords
- clutch device
- bearing axle
- satellite antenna
- turbine
- clutch
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- Expired - Lifetime
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- 239000011800 void material Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a satellite antenna pitch angle control device. The satellite antenna pitch angle control device comprises a load shaft, a turbine and a worm, wherein the load shaft is used for driving a satellite antenna reflecting surface to be subjected to the pitch angle adjusting, and the turbine is connected to the load shaft in a rotating manner and engaged with the worm; the satellite antenna pitch angle control device is characterized by also comprising a jaw clutch, wherein the jaw clutch comprise a first half clutch and a second half clutch; the first half clutch is fixedly connected with the turbine, the second half clutch is movably connected with the load shaft in the axial direction, and a tooth surface of the first half clutch is opposite to that of the second half clutch; the second half clutch is also connected with a driving unit, and the second half clutch is driven by the driving unit to be separated from or engaged with the first half clutch. The jaw clutch is matched with the driving unit, so that the load shaft is linked with or separated from the turbine, the separation and linking action of the load shaft and the turbine can be rapidly realized according to the real requirements, and the rapidness unfolding and folding of the satellite antenna reflecting surface can be realized.
Description
Technical field
The utility model relates to satellite antenna field, particularly relates to a kind of satellite antenna pitching angle control device.
Background technology
Satellite antenna has consequence in satellite communication field, particularly in military domain, is widely used.While use in satellite antenna lowered in field environment, often need to carry out angle of pitch adjusting to its satellite antenna reflection surface, to there is the ability of good transmitting and/or reception signal.At present, the satellite antenna of prior art is in the time carrying out angle of pitch adjusting to its antenna reflective face, controlling organizations that adopt turbines and worm screw to form, but this controlling organization is difficult to realize the fast clutch of driving shaft and bearing axle more, thus affected satellite antenna reflection surface expansion, fold speed.
Utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of satellite antenna pitching angle control device is provided, and it can be realized the rapid deployment of satellite antenna reflection surface and fold.
The utility model solves the technical scheme that its technical problem adopts: a kind of satellite antenna pitching angle control device, comprise for driving satellite antenna to carry out bearing axle, turbine and the worm screw of angle of pitch adjustment, turbine rotation is connected in bearing axle, and is meshed with worm screw; Also comprise jaw clutch, this jaw clutch comprises the first half-clutch device and the second half-clutch device; The first half-clutch device and turbine are connected to a fixed, and the second half-clutch device can axially movably be connected in bearing axle, and the facing of this first half-clutch device and the second half-clutch device arranges in opposite directions; The second half-clutch device also connects a driver element, to be subject to this driver element effect to be separated or to be meshed with the first half-clutch device.
Further, described the first half-clutch device and turbine difference structure ringwise, described the first half-clutch device and described turbine are sheathed on respectively outside described bearing axle rotationally; Described the second half-clutch device comprises the axis body that is provided with the annular rotary table of facing and is positioned at this annular rotary table inner side, and has dowel between the inner face of this annular rotary table and axis body; Described bearing axle has hollow cavity, and the wall of described bearing axle is provided with the cylindrical void of stepping down, and annular rotary table is movably set in outside described bearing axle, and axis body is positioned at the hollow cavity of described bearing axle, and dowel is matched with the cylindrical void place that steps down.
Further, described driver element comprises button and spring, button can axially movably be installed on one end place of described bearing axle, and be positioned at the side at the facing place of described the second half-clutch device, the hollow cavity of described bearing axle is also stretched in one end of this button, and touches the axis body that is against described the second half-clutch device; Spring is arranged at the hollow cavity of described bearing axle, and is positioned at a side opposing with the facing of described the second half-clutch device, and this spring also forms elasticity pretightning force to the axis body of described the second half-clutch device.
Further, also comprise bearing, this bearing fixing sleeve is loaded on described bearing axle, and the outer ring of this bearing and described the first half-clutch device or described turbine are connected to a fixed.
Further, also comprise a casing, described worm screw is rotatably installed in this casing, and described turbine, jaw clutch lay respectively in this casing, and the other end of described bearing axle is positioned at outside casing; The position of the corresponding described button of this casing is also provided with the through hole of stepping down, and the other end of institute's button stretches out outside casing by this through hole of stepping down, and forms press operating part; Described casing is also provided with a driving handle outward, and this driving handle and described worm screw are coaxially connected.
Further, also comprise an end cap, this end cap is threadedly connected to one end of described bearing axle, and described button is positioned in one end place of described bearing axle by this end cap.
Further, in the hollow cavity of described bearing axle, a corresponding side that deviates from described the second half-clutch device facing is also equipped with a push rod and a fore-set successively, the axis body of described the second half-clutch device is fixed in one end of this push rod, and described spring housing is loaded on fore-set, and its one end is resisted against the other end of push rod.
Further, described bearing axle is also set with split washer, and described turbine and described the first half-clutch device are formed to axial location.
Further, the tooth form angle of described the first half-clutch device and the second half-clutch device is respectively 60 °.
The beneficial effects of the utility model are,
1, the utility model adopts the transmission bridge of jaw clutch as turbine and bearing axle, and adopt driver element as jaw clutch the driver part of the second half-clutch device, drive it to be meshed or to be separated with the first half-clutch device of jaw clutch, make bearing axle and turbine be connected or be separated, thereby the utility model can realize the clutch action of bearing axle and turbine according to actual needs fast, thereby realize the rapid deployment of satellite antenna reflection surface and fold.
2, its driver element adopts button to coordinate spring to realize, and has the features such as easy to operate, laborsaving;
3, it is integrated in turbine, worm screw, jaw clutch in one casing, makes compact overall structure, has dust reduction capability, is applicable to field work environment.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But a kind of satellite antenna pitching angle control device of the present utility model is not limited to embodiment.
Brief description of the drawings
Fig. 1 is decomposing schematic representation of the present utility model;
Fig. 2 is D structure schematic diagram of the present utility model;
Fig. 3 is generalized section of the present utility model.
Embodiment
Embodiment, refer to shown in accompanying drawing, a kind of satellite antenna pitching angle control device of the present utility model, comprises for driving satellite antenna to carry out bearing axle 13, turbine 5 and the worm screw 11 of angle of pitch adjustment, turbine 5 is rotationally connected with bearing axle 13, and is meshed with worm screw 11; Also comprise jaw clutch, this jaw clutch comprises the first half-clutch device 6 and the second half-clutch device 7, and the tooth form angle of this first half-clutch device 6 and the second half-clutch device 7 is respectively 60 °.The first half-clutch device 6 is connected to a fixed with turbine 5, and the second half-clutch device 7 can axially movably be connected in bearing axle 13, and the facing of this first half-clutch device 6 and the second half-clutch device 7 arranges in opposite directions; The second half-clutch device 7 also connects a driver element, to be subject to this driver element effect to be separated or to be meshed with the first half-clutch device 6.
Preferred as one, described the first half-clutch device 6 and turbine 5 difference structure ringwise, described the first half-clutch device 6 and described turbine 5 are sheathed on respectively outside described bearing axle 13 rotationally; Described the second half-clutch device 7 comprises and is provided with the annular rotary table 71 of facing and is positioned at the axis body 72 of these annular rotary table 71 inner sides, and has dowel 73 between the inner face of this annular rotary table 71 and axis body 72, forms one join by this dowel 73; Described bearing axle 13 has hollow cavity, and the wall of described bearing axle 13 is provided with the cylindrical void 131 of stepping down, and annular rotary table 71 is movably set in outside described bearing axle 13, and axis body 72 is positioned at the hollow cavity of described bearing axle 13, and dowel 73 is matched with cylindrical void 131 places that step down.
Preferred as one, described driver element comprises button 2 and spring 8, button 2 can axially movably be installed on one end place of described bearing axle 13, and be positioned at the side at the facing place of described the second half-clutch device 7, the hollow cavity of described bearing axle 13 is also stretched in one end of this button 2, and touches the axis body 72 that is against described the second half-clutch device 7; Spring 8 is arranged at the hollow cavity of described bearing axle 13, and is positioned at a side opposing with the facing of described the second half-clutch device 7, and this spring 8 also forms elasticity pretightning force to the axis body 72 of described the second half-clutch device 7.Specifically, in the hollow cavity of described bearing axle 13, a corresponding side that deviates from described the second half-clutch device 7 facings is also equipped with the fore-set 14 of a push rod 12 and a plastic material successively, the axis body 72 of described the second half-clutch device 7 is fixed in one end of this push rod 12, described spring 8 is set in fore-set 14, and its one end is resisted against the other end of push rod 12.The utility model also comprises an end cap 1, and this end cap 1 is threadedly connected to one end of described bearing axle 13, and described button 2 is positioned in one end place of described bearing axle 13 by this end cap 1.
Preferred as one, the utility model also comprises bearing 3, described turbine 5 is coated on outside described the first half-clutch device 6, bearing 3 is specially deep groove ball bearing, its fixed cover is loaded on described bearing axle 13, and the outer ring fixed cover of this bearing 3 is located in described the first half-clutch device 6, to realize coaxial linkage with described the first half-clutch device 6 and described turbine 5.Here, bearing 3 is set and can reduces the friction between turbine 5 and bearing axle 13, improve power transfer efficiency.
Preferred as one, the utility model also comprises a casing 10, and described worm screw 11 is rotatably installed in this casing 10, and described turbine 5, jaw clutch lay respectively in this casing 10, and the other end of described bearing axle 13 is positioned at outside casing 10; The position of the corresponding described button 2 of this casing 10 is also provided with the through hole of stepping down, and the other end of institute's button 2 stretches out outside casing 10 by this through hole of stepping down, and forms press operating part; The outer driving handle 9 that is also provided with of described casing 10, this driving handle 9 is coaxially connected with described worm screw 11.
Preferred as one, described bearing axle 13 is also set with split washer 4, and described turbine 5 and described the first half-clutch device 6 are formed to axial location.
Preferred as one, the utility model also comprises an angle of pitch dial 15, and this angle of pitch dial 15 is installed on the other end of described bearing axle 13.By this angle of pitch dial 15, can read easily the angle of the each rotation of satellite antenna reflection surface.Meanwhile, this angle of pitch dial 15 also plays contact fore-set 14, makes spring 8 that the effect of elasticity pretightning force is provided.
A kind of satellite antenna pitching angle control device of the present utility model, its jaw clutch is directly connected with turbine 5, bearing axle 13, saves the parts such as shaft coupling.When installation, bearing axle 13 is connected in to satellite antenna reflection surface, casing 10 is installed on to the supporting seat of satellite antenna.When adjusting, press button 2, the elastic force that makes button 2 overcome spring 8 promotes the second half-clutch device 7 axial motions and is separated with the first half-clutch device 6, and bearing axle 13 interrupts with the interlock of turbine 5, now, can realize the rapid deployment of antenna reflective face and fold.Release button 2, the second half-clutch device 7 resets under the restoring force effect of spring 8, is meshed with the first half-clutch device 6, makes bearing axle 13 be returned to the state linking with turbine 5.Now, can pass through driving handle 9 input powers, make the antenna reflective face of satellite antenna do angle of pitch rotation.
Above-described embodiment is only used for further illustrating a kind of satellite antenna pitching angle control device of the present utility model; but the utility model is not limited to embodiment; any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all fall in the protection range of technical solutions of the utility model.
Claims (10)
1. a satellite antenna pitching angle control device, comprises that turbine rotation is connected in bearing axle, and is meshed with worm screw for driving satellite antenna reflection surface to carry out bearing axle, turbine and the worm screw of angle of pitch adjustment; It is characterized in that: also comprise jaw clutch, this jaw clutch comprises the first half-clutch device and the second half-clutch device; The first half-clutch device and turbine are connected to a fixed, and the second half-clutch device can axially movably be connected in bearing axle, and the facing of this first half-clutch device and the second half-clutch device arranges in opposite directions; The second half-clutch device also connects a driver element, to be subject to this driver element effect to be separated or to be meshed with the first half-clutch device.
2. satellite antenna pitching angle control device according to claim 1, is characterized in that: described the first half-clutch device and turbine difference structure ringwise, and described the first half-clutch device and described turbine are sheathed on respectively outside described bearing axle rotationally; Described the second half-clutch device comprises the axis body that is provided with the annular rotary table of facing and is positioned at this annular rotary table inner side, and has dowel between the inner face of this annular rotary table and axis body; Described bearing axle has hollow cavity, and the wall of described bearing axle is provided with the cylindrical void of stepping down, and annular rotary table is movably set in outside described bearing axle, and axis body is positioned at the hollow cavity of described bearing axle, and dowel is matched with the cylindrical void place that steps down.
3. satellite antenna pitching angle control device according to claim 2, it is characterized in that: described driver element comprises button and spring, button can axially movably be installed on one end place of described bearing axle, and be positioned at the side at the facing place of described the second half-clutch device, the hollow cavity of described bearing axle is also stretched in one end of this button, and touches the axis body that is against described the second half-clutch device; Spring is arranged at the hollow cavity of described bearing axle, and is positioned at a side opposing with the facing of described the second half-clutch device, and this spring also forms elasticity pretightning force to the axis body of described the second half-clutch device.
4. satellite antenna pitching angle control device according to claim 2, is characterized in that: also comprise bearing, this bearing fixing sleeve is loaded on described bearing axle, and the outer ring of this bearing and described the first half-clutch device or described turbine are connected to a fixed.
5. satellite antenna pitching angle control device according to claim 3, it is characterized in that: also comprise a casing, described worm screw is rotatably installed in this casing, and described turbine, jaw clutch lay respectively in this casing, and the other end of described bearing axle is positioned at outside casing; The position of the corresponding described button of this casing is also provided with the through hole of stepping down, and the other end of institute's button stretches out outside casing by this through hole of stepping down, and forms press operating part; Described casing is also provided with a driving handle outward, and this driving handle and described worm screw are coaxially connected.
6. satellite antenna pitching angle control device according to claim 3, is characterized in that: also comprise an end cap, this end cap is threadedly connected to one end of described bearing axle, and described button is positioned in one end place of described bearing axle by this end cap.
7. satellite antenna pitching angle control device according to claim 3, it is characterized in that: in the hollow cavity of described bearing axle, a corresponding side that deviates from described the second half-clutch device facing is also equipped with a push rod and a fore-set successively, the axis body of described the second half-clutch device is fixed in one end of this push rod, described spring housing is loaded on fore-set, and its one end is resisted against the other end of push rod.
8. satellite antenna pitching angle control device according to claim 1, is characterized in that: described bearing axle is also set with split washer, and described turbine and described the first half-clutch device are formed to axial location.
9. satellite antenna pitching angle control device according to claim 1, is characterized in that: the tooth form angle of described the first half-clutch device and the second half-clutch device is respectively 60 °.
10. satellite antenna pitching angle control device according to claim 3, is characterized in that: also comprise an angle of pitch dial, this angle of pitch dial is installed on the other end of described bearing axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184628.7U CN203760663U (en) | 2014-04-16 | 2014-04-16 | Satellite antenna pitch angle control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184628.7U CN203760663U (en) | 2014-04-16 | 2014-04-16 | Satellite antenna pitch angle control device |
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| Publication Number | Publication Date |
|---|---|
| CN203760663U true CN203760663U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184628.7U Expired - Lifetime CN203760663U (en) | 2014-04-16 | 2014-04-16 | Satellite antenna pitch angle control device |
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| Country | Link |
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| CN (1) | CN203760663U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025552A (en) * | 2016-07-05 | 2016-10-12 | 中国电子科技集团公司第五十四研究所 | Large-scale half-rotary-table antenna with high-precision posture adjustment apparatus |
| CN110432932A (en) * | 2018-05-03 | 2019-11-12 | 深圳开立生物医疗科技股份有限公司 | A kind of intravascular ultrasound retracting mechanism |
-
2014
- 2014-04-16 CN CN201420184628.7U patent/CN203760663U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025552A (en) * | 2016-07-05 | 2016-10-12 | 中国电子科技集团公司第五十四研究所 | Large-scale half-rotary-table antenna with high-precision posture adjustment apparatus |
| CN106025552B (en) * | 2016-07-05 | 2019-01-29 | 中国电子科技集团公司第五十四研究所 | A kind of half turntable antenna of large size with high-precision attitude adjustment device |
| CN110432932A (en) * | 2018-05-03 | 2019-11-12 | 深圳开立生物医疗科技股份有限公司 | A kind of intravascular ultrasound retracting mechanism |
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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 |
Granted publication date: 20140806 |